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WO2024183578A1 - Congélateur - Google Patents

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Publication number
WO2024183578A1
WO2024183578A1 PCT/CN2024/078997 CN2024078997W WO2024183578A1 WO 2024183578 A1 WO2024183578 A1 WO 2024183578A1 CN 2024078997 W CN2024078997 W CN 2024078997W WO 2024183578 A1 WO2024183578 A1 WO 2024183578A1
Authority
WO
WIPO (PCT)
Prior art keywords
evaporator
return air
air supply
equal
chamber
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
PCT/CN2024/078997
Other languages
English (en)
Chinese (zh)
Inventor
张书锋
刘建伟
李大伟
郑皓宇
张强
王瑞
祖崟雪
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Qingdao Haier Special Refrigerator Co Ltd
Haier Smart Home Co Ltd
Original Assignee
Qingdao Haier Special Refrigerator Co Ltd
Haier Smart Home Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from CN202320380409.5U external-priority patent/CN219810086U/zh
Priority claimed from CN202310203157.3A external-priority patent/CN116202270A/zh
Priority claimed from CN202320391413.1U external-priority patent/CN219810088U/zh
Priority claimed from CN202310199918.2A external-priority patent/CN116357616A/zh
Priority claimed from CN202320385124.0U external-priority patent/CN220017805U/zh
Priority claimed from CN202310197964.9A external-priority patent/CN116202268A/zh
Application filed by Qingdao Haier Special Refrigerator Co Ltd, Haier Smart Home Co Ltd filed Critical Qingdao Haier Special Refrigerator Co Ltd
Priority to AU2024233473A priority Critical patent/AU2024233473A1/en
Publication of WO2024183578A1 publication Critical patent/WO2024183578A1/fr
Anticipated expiration legal-status Critical
Pending legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D11/00—Self-contained movable devices, e.g. domestic refrigerators
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D23/00—General constructional features

Definitions

  • the present application relates to the technical field of refrigeration equipment, for example, to a refrigerator.
  • freezers are generally divided into direct cooling freezers and air cooling freezers.
  • direct cooling freezers are prone to frost in the box during use, while air cooling freezers are favored by users because of their frost-free advantage.
  • the disclosed embodiment provides a refrigerator, which makes the arrangement of the return air outlet of the refrigerator more reasonable, so that the refrigerator can perform effective cooling and meet actual cooling needs.
  • the freezer includes an inner tank, a return air cover, and an evaporator.
  • the inner tank encloses an internal space, and the inner tank defines an air supply duct having an air supply port.
  • the return air cover is located in the internal space, and divides the internal space into a storage cavity and an evaporator cavity.
  • the outlet of the evaporator cavity is connected to the inlet of the air supply duct.
  • the return air cover is provided with a return air port, and the airflow in the storage cavity can flow into the evaporator cavity through the return air port.
  • the evaporator is located in the evaporator cavity.
  • y is less than or equal to 1000.
  • y is greater than or equal to 55, and less than or equal to 700.
  • the return air cover includes a first cover portion and a second cover portion.
  • the first cover portion is arranged in the horizontal direction.
  • the second cover portion is arranged in the vertical direction and connected to the first cover portion. At least one of the first cover portion and the second cover portion is provided with a return air port.
  • the refrigerator further includes a compressor cavity step.
  • the compressor cavity step is protruding upward from the bottom wall of the inner tank, and includes a vertical step plate arranged in the vertical direction and a horizontal step plate arranged in the horizontal direction.
  • the compressor cavity step and the bottom wall of the inner tank together enclose a compressor cavity for placing the compressor.
  • the vertical step plate is connected to the second cover plate portion of the return air cover plate, and a return air port connected to the evaporator cavity is provided at least at the connection between the vertical step plate and the second cover plate portion.
  • the total area S of the return air port is the sum of the areas of all the return air ports.
  • the return air cover is arranged on the upper part of the press chamber step.
  • the evaporator includes a first evaporator and a second evaporator.
  • the first evaporator is arranged at one end of the evaporator chamber, and the angle between the first evaporator and the horizontal direction is less than or equal to the first angle.
  • the second evaporator is arranged at the other end of the evaporator chamber, and the angle between the second evaporator and the horizontal direction is less than or equal to the first angle.
  • the total volume V of the evaporator is the sum of the volumes of the first evaporator and the second evaporator.
  • the evaporator cavity includes a return air cavity between the first evaporator and the second evaporator, the first cover plate portion is provided with a first return air port located at the top of the return air cavity, and the second cover plate portion is provided with a second return air port located at the side of the return air cavity.
  • the area of the first return air port is greater than or equal to the area of the second return air port.
  • the first air return port includes a plurality of first air return portions arranged side by side, wherein the width of the first air return portion is less than or equal to a first width threshold, and/or the length of the first air return portion is greater than or equal to a first length threshold.
  • the inner container includes a first side wall, and the first side wall defines an air supply duct having an air supply port, wherein a fan is arranged in the air supply duct.
  • the disclosed embodiment provides a refrigerator, which improves the refrigeration effect of the refrigerator by disposing at least a portion of the connecting pipe in the foaming layer in the evaporator cavity to avoid frosting of the connecting pipe and affecting the heat exchange efficiency of the connecting evaporator.
  • the freezer includes an inner tank, a return air cover, and an evaporator group.
  • the inner tank encloses an internal space, and the inner tank defines an air supply duct having an air supply port.
  • the return air cover is located in the internal space, and divides the internal space into a storage cavity and an evaporator cavity.
  • the outlet of the evaporator cavity is connected to the inlet of the air supply duct.
  • the return air cover is provided with a return air port, and the airflow in the storage cavity can flow into the evaporator cavity through the return air port.
  • the evaporator group includes a first evaporator and a second evaporator arranged in the evaporator cavity, and a connecting pipe connecting the first evaporator and the second evaporator.
  • a foaming layer is provided in the evaporator cavity, and at least a portion of the connecting pipe is provided in the foaming layer.
  • the foaming layer at least comprises a bottom foaming layer arranged at the bottom of the evaporator group, wherein at least a portion of the connecting pipe is arranged in the bottom foaming layer.
  • the first evaporator is connected to the second evaporator in series or in parallel.
  • the inner container includes a first side wall, the first side wall defines a first side wall air supply duct having an air supply port, wherein a first fan is disposed in the first side wall air supply duct, and a first inlet and a first outlet of the first evaporator are disposed on a side close to the first fan.
  • the inner container includes a second side wall, the second side wall defines a second side wall air supply duct having an air supply port, wherein a second fan is disposed in the second side wall air supply duct, and a second inlet and a second outlet of the second evaporator are disposed on a side close to the second fan.
  • the connecting pipe is disposed below the first inlet and the first outlet of the first evaporator, and/or the connecting pipe is disposed below the second inlet and the second outlet of the second evaporator.
  • the first evaporator includes a first heat exchange tube group and a first heating tube group at least partially disposed below the first heat exchange tube group.
  • the second evaporator includes a second heat exchange tube group and a second heating tube group at least partially disposed below the second heat exchange tube group.
  • the refrigerator further comprises a compressor cavity step, which is protruding upward from the bottom wall of the inner container and is arranged at the lower part of the return air cover plate, and the compressor cavity step and the bottom wall of the inner container together enclose a compressor cavity for placing the compressor.
  • y is less than or equal to 1000.
  • y is greater than or equal to 55 and less than or equal to 700.
  • the disclosed embodiment provides a refrigerator, which can avoid frosting of the entire connecting pipe or make the connecting pipe defrost as soon as possible after being frosted by setting the distance between at least a portion of the connecting pipe and the heat-conducting fin group to be less than or equal to the heat transfer distance, thereby improving the heat exchange efficiency of the evaporator and thus improving the refrigeration effect of the refrigerator.
  • the refrigerator includes an inner tank, a return air cover, and an evaporator group.
  • the inner tank encloses an internal space, and the inner tank defines an air supply duct having an air supply port.
  • the return air cover is located in the internal space, and divides the internal space into a storage cavity and an evaporator cavity.
  • the outlet of the evaporator cavity is connected to the inlet of the air supply duct.
  • the return air cover is provided with a return air port, and the airflow in the storage cavity can flow into the evaporator cavity through the return air port.
  • the evaporator group includes a first evaporator and a second evaporator disposed in the evaporator cavity, and a connecting pipe connecting the first evaporator and the second evaporator.
  • the evaporator group includes a heat-conducting fin group and a heat exchange tube group passing through the heat-conducting fin group, and the distance between at least a portion of the connecting tube and the heat-conducting fin group is less than or equal to the heat transfer distance.
  • the heat transfer distance is less than or equal to 10 mm.
  • the evaporator chamber includes a return air chamber located between the first evaporator and the second evaporator, wherein at least a portion of the connecting pipe is disposed in the return air chamber.
  • the first evaporator includes a first heat-conducting fin group
  • the connecting pipe includes a first bent pipe section whose distance from the first heat-conducting fin group is less than or equal to the heat transfer distance.
  • the second evaporator includes a second heat-conducting fin group
  • the connecting pipe includes a second bent pipe section whose distance from the second heat-conducting fin group is less than or equal to the heat transfer distance.
  • first inlet and the first outlet of the first evaporator are arranged toward one side of the return air chamber.
  • the second inlet and the second outlet of the second evaporator are arranged toward one side of the return air chamber.
  • the refrigerator further comprises a compressor.
  • the compressor is arranged below the evaporator group.
  • the disclosed embodiment provides a refrigerator, which makes the spacing arrangement of multiple evaporators more reasonable, so that the refrigerator can perform effective refrigeration and meet actual refrigeration needs.
  • the freezer includes an inner tank, a return air cover, and an evaporator group.
  • the inner tank encloses an internal space, and the inner tank defines an air supply duct having an air supply port.
  • the return air cover is located in the internal space, and divides the internal space into a storage cavity and an evaporator cavity.
  • the outlet of the evaporator cavity is connected to the inlet of the air supply duct.
  • the return air cover is provided with a return air port, and the airflow in the storage cavity can flow into the evaporator cavity through the return air port.
  • the evaporator group includes a first evaporator and a second evaporator disposed in the evaporator cavity, and the evaporator cavity includes a return air cavity located between the first evaporator and the second evaporator, and the distance L between the first evaporator and the second evaporator satisfies: L ⁇ S/(a'+c').
  • S is the total area of the return air port
  • a' and c' are the lengths of two different positions of the return air cavity or the first evaporator, respectively, and at least one of the two different positions is close to the return air port.
  • the return air cover plate includes a first cover plate portion arranged in a horizontal direction, and the first cover plate portion is provided with a first return air port located at the top of the return air cavity.
  • a' is the length of a position in the return air cavity close to the first return air port, and a' is greater than or equal to the length of the first return air port, and less than or equal to the total length of the first cover plate portion along the length direction of the first return air port.
  • the first evaporator comprises a first edge close to the first return air port and having a first length a, wherein the length value of a' is equal to the first length a of the first edge.
  • the return air cover plate further comprises a second cover plate portion arranged in the vertical direction, and the second cover plate portion is provided with a second return air port located on the side of the return air cavity.
  • c' is the length of a position in the return air cavity close to the second return air port, and c' is greater than or equal to the length of the second return air port, and less than or equal to the total length of the second cover plate portion along the length direction of the second return air port.
  • the first evaporator includes a second edge close to the second return air outlet and having a second length c, wherein the length value of c' is equal to the second length c of the second edge.
  • the angle between the first evaporator and the horizontal direction is less than or equal to the first angle. And/or, the angle between the second evaporator and the horizontal direction is less than or equal to the first angle.
  • y is less than or equal to 1000.
  • the disclosed embodiment provides a refrigerator, which provides a horizontal insulation distance between the evaporator and the side cover plate to insulate the evaporator, thereby preventing the loss of cold energy from the evaporator, thereby ensuring the heat exchange effect between the airflow in the refrigerator and the evaporator, thereby improving the refrigeration effect of the refrigerator.
  • the refrigerator includes an inner container, a return air cover, an evaporator, and a compressor.
  • the inner container encloses an internal space, and the inner container defines an air supply duct with an air supply port.
  • the return air cover is located in the internal space and divides the internal space into a storage cavity and a cavity where the evaporator is located.
  • the evaporator cavity is connected to the inlet of the air supply duct, and the return air cover is provided with a return air port, and the airflow in the storage cavity can flow into the evaporator cavity through the return air port.
  • the compressor is arranged at the lower part of the evaporator.
  • the return air cover includes a side cover plate part, and a horizontal temperature insulation distance m is arranged between the evaporator and the side cover plate part.
  • the horizontal insulation spacing m is greater than or equal to 2 mm. And/or, the horizontal insulation spacing m is less than or equal to 50 mm.
  • the return air cover plate includes a first cover plate portion arranged in the horizontal direction, wherein a vertical temperature insulation distance n is arranged between the evaporator and the first cover plate portion.
  • the horizontal insulation spacing m is filled with insulation material
  • the vertical insulation spacing n is filled with insulation material
  • the inner container includes a first side wall, and the first side wall defines an air supply duct having an air supply port, wherein a fan is arranged in the air supply duct.
  • volute depth g of the fan is greater than or equal to 50 mm. And/or, the volute depth g of the fan is less than or equal to 150 mm.
  • the distance h between the outer side of the volute of the fan and the evaporator is greater than or equal to 10 mm. And/or, the distance h between the outer side of the volute of the fan and the evaporator is less than or equal to 200 mm.
  • the refrigerator further comprises a compressor cavity step, which is protruding upward from the bottom wall of the inner container and is arranged at the lower part of the return air cover plate, and the compressor cavity step and the bottom wall of the inner container together enclose a compressor cavity for placing the compressor.
  • the embodiments of the present disclosure provide a fan and a refrigerator to reduce the temperature difference between different positions in the refrigerator, improve the temperature uniformity of the refrigerator, enhance the air cooling effect of the refrigerator, and reduce energy consumption.
  • the fan includes a volute and a tongue assembly and a wind wheel disposed in the volute and tongue assembly.
  • the volute and tongue assembly includes a first volute and a first tongue and a second volute and a second tongue.
  • the first volute and the first tongue enclose a first fan outlet.
  • the second volute and the second tongue enclose a second fan outlet.
  • the center of the wind wheel and the first tongue form a first auxiliary line
  • the center of the wind wheel and the second tongue form a second auxiliary line
  • the angle between the first auxiliary line and the second auxiliary line is greater than 90° and less than 180°.
  • the angle between the first auxiliary connection line and the second auxiliary connection line is greater than 100° and less than or equal to 140°.
  • the angle between the first auxiliary connection line and the second auxiliary connection line is greater than 130° and less than or equal to 140°.
  • the angle between the first auxiliary connection line and the second auxiliary connection line is greater than 170° and less than 180°.
  • the refrigerator includes an inner liner and a fan.
  • the inner liner encloses an internal space, and the inner liner includes a first side wall, and the first side wall is provided with a first air supply duct and a second air supply duct.
  • the fan includes a first fan outlet connected to the first air supply duct, and a second fan outlet connected to the second air supply duct. Among them, the fan is the above-mentioned fan.
  • the first air supply duct is arranged at the upper part of the first side wall
  • the second air supply duct is arranged at the lower part of the first side wall.
  • the angle between a second auxiliary line formed by the center of the wind wheel and the second volute tongue and a vertical line is greater than or equal to 20° and less than or equal to 60°.
  • the angle between a second auxiliary line formed by the center of the wind wheel and the second volute tongue and a vertical line is greater than or equal to 20° and less than or equal to 40°.
  • the first air supply duct includes a first diffuser section duct directly connected to the air outlet of the first fan, and a first pressure stabilizing section duct connected to the first diffuser section duct.
  • the second air supply duct includes a second diffuser section duct directly connected to the air outlet of the second fan, and a second pressure stabilizing section duct connected to the second diffuser section duct.
  • the total area of the air supply outlet of the first pressure stabilizing section duct is greater than the area of the air supply outlet of the second pressure stabilizing section duct.
  • the first air supply duct includes a first terminal air supply port away from the fan
  • the second air supply duct includes a second terminal air supply port away from the fan
  • the liner includes a terminal side wall close to the first terminal air supply port and the second terminal air supply port.
  • the horizontal distance between the walls is the first terminal spacing
  • the horizontal distance between the second terminal air supply port and the terminal side wall is the second terminal spacing
  • the first terminal spacing is smaller than the second terminal spacing.
  • the difference between the first end spacing and the second end spacing is greater than or equal to the length of one air outlet of the first air supply duct.
  • the difference between the first end spacing and the second end spacing is greater than or equal to the length of one air outlet of the second air supply duct.
  • the refrigerator further includes a return air cover, an evaporator and a compressor.
  • the return air cover is located in the internal space and divides the internal space into a storage cavity and an evaporator cavity.
  • the outlet of the evaporator cavity is connected to the inlet of the first air supply duct and the second air supply duct.
  • the return air cover is provided with a return air port, and the airflow in the storage cavity can flow into the evaporator cavity through the return air port.
  • the evaporator is arranged in the evaporator cavity.
  • the compressor is arranged at the lower part of the evaporator cavity.
  • the freezer provided in the embodiment of the present disclosure includes an inner tank, a return air cover and an evaporator.
  • the inner tank defines an air supply duct with an air supply port, which can provide a cooling airflow to the internal space enclosed by the inner tank to reduce the temperature of the internal space.
  • the return air cover is provided with a return air port.
  • the refrigerator provided by the embodiment of the present disclosure includes an inner tank, a return air cover plate and an evaporator group.
  • the evaporator group includes a first evaporator and a second evaporator arranged in an evaporator cavity, and a connecting pipe connecting the first evaporator and the second evaporator.
  • the two connected evaporators can improve the refrigeration efficiency of the refrigerator.
  • By setting at least part of the connecting pipe in the foaming layer in the evaporator cavity it is avoided that the connecting pipe is completely frosted to affect the heat exchange efficiency of the connected evaporator, thereby improving the refrigeration effect of the refrigerator.
  • the refrigerator provided by the embodiment of the present disclosure includes an inner tank, a return air cover plate and an evaporator group.
  • the evaporator group includes a first evaporator and a second evaporator arranged in the evaporator cavity, and a connecting pipe connecting the first evaporator and the second evaporator.
  • the two connected evaporators can improve the refrigeration efficiency of the refrigerator.
  • the refrigerator provided by the embodiment of the present disclosure includes an inner tank, a return air cover plate and an evaporator group.
  • the evaporator group includes a first evaporator and a second evaporator arranged in the evaporator cavity, and the evaporator cavity includes a return air cavity located between the first evaporator and the second evaporator.
  • the airflow in the refrigerator flows into the return air cavity through the return air port and then flows to the first evaporator and the second evaporator on both sides respectively, so that the airflows flowing to the two evaporators can be prevented from interfering with each other.
  • the spacing L between the first evaporator and the second evaporator is set to meet the following conditions: L ⁇ S/(a'+c').
  • S is the total area of the return air port
  • a' and c' are the lengths of two different positions of the return air cavity or the first evaporator, respectively, and at least one of the two different positions is close to the return air port, so that the spacing between the multiple evaporators can be set more reasonably, so that the refrigerator can be effectively cooled to meet the actual cooling needs.
  • the refrigerator provided by the embodiment of the present disclosure includes an inner tank, a return air cover, an evaporator and a compressor.
  • the return air cover includes a side cover portion, and a horizontal temperature insulation distance m is set between the evaporator and the side cover portion to insulate the evaporator to avoid the loss of cold energy of the evaporator, thereby ensuring the heat exchange effect between the airflow in the refrigerator and the evaporator, thereby improving the refrigeration effect of the refrigerator.
  • the refrigerator provided in the embodiment of the present disclosure includes an inner container and a fan.
  • the inner container encloses an internal space, and a first air supply duct and a second air supply duct are arranged on the first side wall of the inner container, which can provide cooling airflow to the internal space enclosed by the inner container to reduce the temperature of the internal space.
  • Fan It includes a volute and a tongue assembly and a wind wheel arranged in the volute and tongue assembly.
  • the first volute and the first tongue in the volute and tongue assembly enclose a first fan outlet, and the second volute and the second tongue enclose a second fan outlet.
  • first air supply duct and the second air supply duct on the first side wall of the inner tank are respectively connected to the first fan outlet and the second fan outlet of the fan.
  • the cooling airflow enters the inner space enclosed by the inner tank through the first air supply duct and the second air supply duct respectively to reduce the temperature of the inner space.
  • the center of the wind wheel forms a first auxiliary connection line with the first tongue
  • the center of the wind wheel forms a second auxiliary connection line with the second tongue.
  • the fan can accurately control the air supply volume of different air ducts, and then cooperate with the first air supply duct and the second air supply duct to achieve accurate control of the air supply volume of the internal space, thereby reducing the temperature difference at different positions in the refrigerator, improving the temperature uniformity of the refrigerator, improving the air cooling effect of the refrigerator, and reducing energy consumption.
  • FIG1 is a schematic structural diagram of a refrigerator provided by an embodiment of the present disclosure.
  • FIG2 is a schematic diagram of the structure of an inner tank and a return air cover provided by an embodiment of the present disclosure
  • FIG3 is a schematic diagram of the structure of an inner tank and an evaporator assembly provided by an embodiment of the present disclosure
  • FIG4 is a schematic cross-sectional view of an inner tank and an evaporator assembly provided in an embodiment of the present disclosure
  • FIG5 is a schematic diagram of the structure of a return air cover plate and an evaporator group provided by an embodiment of the present disclosure
  • FIG6 is a schematic diagram of the structure of another return air cover plate and an evaporator group provided by an embodiment of the present disclosure
  • FIG7 is a schematic structural diagram of the positional relationship of two evaporators provided in an embodiment of the present disclosure.
  • FIG8 is a schematic diagram of the structure of two evaporators provided in an embodiment of the present disclosure.
  • FIG9 is a schematic diagram of the structure of another return air cover plate and an evaporator group provided by an embodiment of the present disclosure.
  • FIG10 is a schematic structural diagram of a fan and an air supply duct provided in an embodiment of the present disclosure
  • FIG11 is a schematic structural diagram of a fan provided by an embodiment of the present disclosure.
  • FIG. 12 is a schematic diagram of the structure of another wind turbine provided in an embodiment of the present disclosure.
  • the terms “upper”, “lower”, “inside”, “middle”, “outside”, “front”, “back” and the like indicate directions or positional relationships based on the directions or positional relationships shown in the accompanying drawings. These terms are mainly intended to better describe the embodiments of the present disclosure and their embodiments, and are not intended to limit the indicated devices, elements or components to have a specific direction, or to be constructed and operated in a specific direction. Moreover, in addition to being used to indicate directions or positional relationships, some of the above terms may also be used to indicate other meanings. For example, the term “upper” may also be used to indicate a certain dependency or connection relationship in certain circumstances. For those of ordinary skill in the art, the specific meanings of these terms in the embodiments of the present disclosure can be understood according to specific circumstances.
  • connection can be a fixed connection, a detachable connection, or an integral structure; it can be a mechanical connection, or an electrical connection; it can be a direct connection, or an indirect connection through an intermediate medium, or it can be an internal connection between two devices, elements, or components.
  • connection can be a fixed connection, a detachable connection, or an integral structure; it can be a mechanical connection, or an electrical connection; it can be a direct connection, or an indirect connection through an intermediate medium, or it can be an internal connection between two devices, elements, or components.
  • a and/or B means: A or B, or, A and B.
  • the embodiment of the present disclosure provides a refrigerator, in particular, an air-cooled refrigerator, specifically, an air-cooled horizontal refrigerator.
  • the refrigerator comprises a box body and a door body 7, and the door body 7 is movably located above the box body.
  • the box body comprises a box shell 6, an inner liner 1 and a heat-insulating material, the inner liner 1 is located inside the box shell 6, and the heat-insulating material is located between the box shell 6 and the inner liner 1.
  • the liner 1 includes a bottom wall 13 and side walls, and the side walls include a front side wall, a rear side wall, a left side wall and a right side wall.
  • the front side wall and the rear side wall are arranged opposite to each other and are respectively located at the front and rear ends of the bottom wall 13, and the front side wall and the rear side wall both extend upward.
  • the left side wall and the right side wall are arranged opposite to each other, and the left side wall and the right side wall are respectively located at the left and right ends of the bottom wall 13 and extend upward.
  • the bottom wall 13, the front side wall, the rear side wall, the left side wall and the right side wall together enclose an internal space.
  • the internal space has an opening, which is upward, and the door body 7 movable cover is arranged above the opening.
  • this application defines the front-to-back direction as the width direction and the left-to-right direction as the length direction.
  • the disclosed embodiment provides a refrigerator, wherein the inner liner 1 includes a first side wall 11 and a second side wall 12, the first side wall 11 and the second side wall 12 are arranged along the width direction of the inner liner 1, and the first side wall 11 and the second side wall 12 both define an air supply duct having an air supply port 15.
  • the first side wall 11 and the second side wall 12 are arranged along the width direction of the inner liner 1, that is, the first side wall 11 can be a rear side wall or a front side wall, and correspondingly, the second side wall 12 can be a front side wall or a rear side wall.
  • an air supply duct having an air supply port 15 is defined in both the front side wall and the rear side wall. In this way, air can be discharged from the internal space, thereby achieving air cooling.
  • the refrigerator also includes a return air cover 2, which is located in the internal space and divides the internal space into a storage cavity and an evaporator cavity.
  • the outlet of the evaporator cavity is connected to the inlet of the air supply duct.
  • the return air cover 2 is provided with a return air port, and the airflow in the storage cavity can flow into the evaporator cavity through the return air port.
  • the storage cavity is used to hold items that need to be frozen, such as meat, seafood or tea.
  • the evaporator cavity is used to generate a refrigeration airflow, which can flow from the evaporator cavity to the air supply duct, and flow into the storage cavity from the air supply port 15.
  • the refrigeration airflow flows back to the evaporator cavity for recooling, and the cooled airflow flows to the air supply duct for circulation. In this way, the air path circulation of the refrigerator is realized, and the air-cooled refrigeration of the refrigerator is realized.
  • the return air cover plate 2 can be in various shapes, such as L-shaped, inclined, etc.
  • the evaporator cavity can also be in various shapes and located at different positions in the internal space.
  • the evaporator cavity can be located at the left end, the middle or the right end of the internal space.
  • the evaporator cavity and the storage cavity can be arranged according to the structure of the internal space of the refrigerator.
  • the refrigerator also includes an evaporator and a fan 5, and the evaporator is located in the evaporator cavity.
  • the fan 5 and the air supply duct are located in the same side wall, and the fan 5 is connected to the air supply duct.
  • the fan 5 can drive the airflow to flow through the evaporator cavity, the air supply duct and the storage cavity, and then flow back to the evaporator cavity through the return air port, thus forming a circulating air path.
  • the evaporator is used to exchange heat with the airflow in the evaporator cavity to form a refrigeration airflow.
  • the fan 5 provides power for the airflow.
  • the fan 5 and the air supply duct are both located on the same side wall, so that the airflow flowing out of the fan 5 can flow to the air supply duct without passing through a right-angle corner, which can reduce the loss of airflow, improve the refrigeration effect of the refrigerator, and reduce energy consumption.
  • the refrigerator includes an inner tank 1, a return air cover 2, and an evaporator.
  • the inner tank 1 encloses an internal space, and the inner tank 1 defines an air supply duct having an air supply port 15.
  • the return air cover 2 is located in the internal space, and divides the internal space into a storage cavity and an evaporator cavity. The outlet of the evaporator cavity is connected to the inlet of the air supply duct.
  • the return air cover 2 is provided with a return air port, and the airflow in the storage cavity can flow into the evaporator cavity through the return air port.
  • the evaporator is located in the evaporator cavity.
  • the total volume of the two evaporators is V
  • the area of the first return air outlet 211 is S1
  • the area of the second return air outlet 221 is S2.
  • the total area S of the return air outlet is the sum of the areas of the first return air outlet 211 and the second return air outlet 221.
  • y is less than or equal to 1000.
  • the return air cover plate 2 is provided with a return air port.
  • the airflow in the evaporator cavity flows through the evaporator to reduce the temperature, and then, driven by the fan 5, flows into the air supply duct, and then flows into the storage cavity through the air supply port 15. After cooling the items in the storage cavity, it flows back to the evaporator cavity through the return air port, thus forming a circulating air path of the refrigerator.
  • the size or area of the return air port becomes one of the main factors affecting the air supply volume during the air circulation process. In the disclosed embodiment, 50 ⁇ y ⁇ 1000, which increases the air supply volume of the air supply port 15 in the circulating air path of the refrigerator.
  • the unit of the total volume V of the evaporator is mm 3 , ie cubic millimeter, and the unit of the total area S of the return air outlet is mm 2 , ie square millimeter, and the value of y is calculated in this measurement unit.
  • y may be a constant without a unit.
  • y is greater than or equal to 55 and less than or equal to 700.
  • the cooling speed and refrigeration depth of the refrigerator are improved.
  • the number of evaporators in the evaporator cavity is 1 as an example for description.
  • the y value of Example 1 is 50
  • the y value of Example 2 is 56
  • the y value of Example 3 is 216
  • the y value of Example 4 is 266,
  • the y value of Example 5 is 574
  • the y value of Example 6 is 985.
  • the energy efficiency level of Example 3 and Example 4 is level 1
  • the energy efficiency level of Example 2 and Example 5 is level 2, which is significantly higher than the level 3 energy efficiency of Example 1 and Example 6. That is, when 55 ⁇ y ⁇ 700, the refrigerator can have a better energy efficiency level.
  • 100 ⁇ y ⁇ 500 is 100 ⁇ y ⁇ 500.
  • the cooling speeds of Example 1, Example 2, Example 3 and Example 4 are 97 minutes, 83 minutes, 90 minutes and 121 minutes respectively, which are significantly faster than the cooling speeds of Example 5 and Example 6.
  • the refrigeration depths of Example 3 and Example 4 are -29°C and -27.6°C respectively, which are significantly lower than the refrigeration depths of Example 1, Example 2, Example 5 and Example 6.
  • the cooling speed is the time taken for the refrigerator to drop from ambient temperature to -18°C
  • the refrigeration depth is the lowest temperature that the refrigerator can reach.
  • the power consumption of Example 3 and Example 4 is 1.03kW ⁇ h/24h and 1.14kW ⁇ h/24h respectively, which is significantly less than the power consumption of Example 1, Example 2, Example 5 and Example 6.
  • 100 ⁇ y ⁇ 500 is provided.
  • the refrigerator has a low refrigeration depth and low power consumption on the basis of ensuring a certain cooling speed, and is of first-class energy efficiency, which is significantly better than Example 1, Example 2, Example 5 and Example 6.
  • the refrigerator can also obtain The same energy efficiency effect as that of Example 3 or Example 4.
  • the return air cover plate 2 includes a first cover plate portion 21 and a second cover plate portion 22.
  • the first cover plate portion 21 is arranged in the horizontal direction.
  • the second cover plate portion 22 is arranged in the vertical direction and connected to the first cover plate portion 21. At least one of the first cover plate portion 21 and the second cover plate portion 22 is provided with a return air port.
  • the return air cover plate 2 includes a first cover plate portion 21 arranged in the horizontal direction and a second cover plate portion 22 arranged in the vertical direction, and the first cover plate portion 21 is connected to the second cover plate portion 22, where the first cover plate portion 21 and the second cover plate portion 22 can be detachably connected or non-detachably connected. Furthermore, at least one of the first cover plate portion 21 and the second cover plate portion 22 is provided with a return air port, so that when the refrigerator is in operation, the airflow in the refrigerator is circulated.
  • the return air cover plate 2 is provided with one or more return air ports.
  • the return air port is provided in the first cover plate portion 21, or the return air port is provided in the second cover plate portion 22.
  • the return air ports may be provided only in the first cover plate portion 21 or the second cover plate portion 22, or may be provided in part in the first cover plate portion 21 and in part in the second cover plate portion 22.
  • the refrigerator further includes a compressor cavity step 14.
  • the compressor cavity step 14 is protruding upward from the bottom wall 13 of the inner tank 1, and includes a vertical step plate arranged in the vertical direction and a horizontal step plate arranged in the horizontal direction.
  • the compressor cavity step 14 and the bottom wall 13 of the inner tank 1 together enclose a compressor cavity for placing the compressor 4.
  • the vertical step plate is connected to the second cover plate portion 22 of the return air cover plate 2, and a return air port connected to the evaporator cavity is provided at least at the connection between the vertical step plate and the second cover plate portion 22.
  • the total area S of the return air port is the sum of the areas of all the return air ports.
  • the refrigerator needs to place components such as the compressor 4 and the condenser, so the compressor cavity step 14 protruding upward from the bottom wall 13 of the inner tank 1 includes a vertical step plate arranged in the vertical direction and a horizontal step plate arranged in the horizontal direction, and the compressor cavity enclosed together with the bottom wall 13 of the inner tank 1 can be used to place the compressor 4. Furthermore, the return air port connected to the evaporator cavity is provided at the connection between the vertical step plate and the second cover plate portion 22, which can be used for the circulation of airflow in the refrigerator.
  • the return air cover plate 2 is arranged on the upper part of the press chamber step 14 .
  • the return air cover 2 is arranged on the upper part of the compressor cavity step 14, so that the return air cover 2, the compressor cavity step 14 and the side wall of the inner tank 1 can enclose an evaporator cavity for placing the evaporator.
  • the evaporator is located above the compressor cavity step 14, so that the evaporator does not occupy too much internal space of the inner tank 1, ensuring the storage volume of the storage cavity, and making the evaporator cavity more compact, reducing the bulkiness of the refrigerator.
  • the evaporator includes a first evaporator 31 and a second evaporator 32.
  • the first evaporator 31 is disposed at one end of the evaporator chamber, and the angle between the first evaporator 31 and the horizontal direction is less than or equal to the first angle.
  • the second evaporator 32 is disposed at the other end of the evaporator chamber, and the angle between the second evaporator 32 and the horizontal direction is less than or equal to the first angle.
  • the total volume V of the evaporator is the sum of the volumes of the first evaporator 31 and the second evaporator 32.
  • the refrigeration efficiency inside the refrigerator can be made higher.
  • the angles between the first evaporator 31 and the second evaporator 32 and the horizontal direction are both less than or equal to the first angle, so that the first evaporator 31 and the second evaporator 32 can be in an inclined state, so that the first evaporator 31 and the second evaporator 32 are convenient for discharging defrost water.
  • the first angle can be 10°, 15°, 20°, 25°, 30°.
  • the first evaporator 31 and the second evaporator 32 are both provided with a drain port, and the first evaporator 31 and the second evaporator 32 are both inclined toward the drain port, so that the defrost water generated by the first evaporator 31 and the second evaporator 32 can flow out of the refrigerator from the drain port.
  • the evaporator cavity includes a return air cavity between the first evaporator 31 and the second evaporator 32
  • the first cover plate portion 21 is provided with a first return air port 211 located at the top of the return air cavity
  • the second cover plate portion 22 is provided with a second return air port 221 located at the side of the return air cavity.
  • the area of the first return air port 211 is greater than or equal to the area of the second return air port 221.
  • a return air cavity is provided between the first evaporator 31 and the second evaporator 32, so that the airflow in the refrigerator flows into the return air cavity through the return air port and then flows to the first evaporator 31 and the second evaporator 32 on both sides, respectively, so that the airflows flowing to the two evaporators can be prevented from interfering with each other.
  • a first return air port 211 located at the top of the return air cavity and a second return air port 221 located at the side of the return air cavity are provided on the first cover plate portion 21 and the second cover plate portion 22, respectively, so that the return air efficiency can be higher, thereby making the airflow circulation efficiency in the refrigerator higher.
  • the first air return port 211 includes a plurality of first air return portions 2111 arranged side by side, wherein the width of the first air return portion 2111 is less than or equal to a first width threshold, and/or the length of the first air return portion 2111 is greater than or equal to a first length threshold.
  • first return air parts 2111 are arranged side by side at the first return air outlet 211, so that the airflow can enter the return air chamber through the first return air outlet 211 more effectively, thereby improving the return air efficiency of the airflow.
  • the width of the first return air part 2111 can be set to be less than or equal to the first width threshold, or the length of the first return air part 2111 can be set to be greater than or equal to the first length threshold, or the width of the first return air part 2111 can be set to be less than or equal to the first width threshold, and at the same time, the length of the first return air part 2111 can be set to be greater than or equal to the first length threshold.
  • the first return air part 2111 can maintain a certain return air area, thereby ensuring the return air efficiency of the entire first return air outlet 211.
  • a return air guide plate 2112 is disposed on the upper portion of the first return air outlet 211 .
  • the airflow can flow directly into the return air chamber through the drainage effect of the return air guide plate 2112 , and then flow to the evaporator, reducing the turbulence of the airflow.
  • the inner container 1 comprises a first side wall 11, and the first side wall 11 defines an air supply duct having an air supply port 15.
  • a fan 5 is arranged in the air supply duct.
  • an air supply duct having an air supply port 15 is defined on the first side wall 11 of the inner tank 1, and a fan 5 is arranged in the air supply duct.
  • the airflow in the evaporator cavity flows through the evaporator to reduce the temperature, and then, driven by the fan 5, flows into the air supply duct, and then flows into the storage cavity through the air supply port 15, cools the items in the storage cavity, and then flows back to the evaporator cavity through the return air port.
  • the temperature of the internal space of the refrigerator can be reduced to the set temperature to meet the actual cooling needs of the user.
  • the refrigerator includes an inner tank 1, a return air cover plate 2, and an evaporator group 3.
  • the inner tank 1 encloses an internal space, and the inner tank 1 defines an air supply duct having an air supply port 15.
  • the return air cover plate 2 is located in the internal space, and divides the internal space into a storage cavity and an evaporator cavity provided with an evaporator, the outlet of the evaporator cavity is connected to the inlet of the air supply duct, and the return air cover plate 2 is provided with a return air port, and the airflow in the storage cavity can flow into the evaporator cavity through the return air port.
  • the evaporator group 3 includes a first evaporator 31 and a second evaporator 32 disposed in the evaporator cavity, and the evaporator cavity includes a return air cavity located between the first evaporator 31 and the second evaporator 32, and the spacing L between the first evaporator 31 and the second evaporator 32 satisfies: L ⁇ S/(a'+c').
  • S is the total area of the return air port
  • a' and c' are the lengths of two different positions of the return air cavity or the first evaporator 31, respectively, and at least one of the two different positions is close to the return air port.
  • the evaporator group 3 includes a first evaporator 31 and a second evaporator 32 arranged in the evaporator cavity, and the evaporator cavity includes a return air cavity located between the first evaporator 31 and the second evaporator 32.
  • the airflow in the refrigerator flows into the return air cavity through the return air port and then flows to the first evaporator 31 and the second evaporator 32 on both sides respectively, so that the airflows flowing to the two evaporators can be prevented from interfering with each other.
  • the spacing L between the first evaporator 31 and the second evaporator 32 is set to meet the following conditions: L ⁇ S/(a'+c').
  • S is the total area of the return air port
  • a' and c' are the lengths of two different positions of the return air cavity or the first evaporator 31, respectively, and at least one of the two different positions is close to the return air port, so that the spacing between the multiple evaporators can be set more reasonably, so that the refrigerator can be effectively cooled to meet the actual cooling needs.
  • yS V, when the length, width, and height of the first evaporator and the second evaporator are a, b, and c respectively, and the volumes are both V, L ⁇ 2V/y(a'+c'), or, L ⁇ 2abc/y(a'+c').
  • the return air cover plate 2 includes a first cover plate portion 21 arranged in the horizontal direction, and the first cover plate portion 21 is provided with a first return air port 211 located at the top of the return air cavity.
  • a' is the length of a position in the return air cavity close to the first return air port 211, and a' is greater than or equal to the length of the first return air port 211, and is less than or equal to the total length of the first cover plate portion 21 along the length direction of the first return air port 211.
  • the first cover plate portion 21 is provided with a first return air port 211 located at the top of the return air cavity, so that the return air efficiency of the airflow in the refrigerator flowing through the first return air port 211 and flowing into the return air cavity can be higher, thereby making the airflow circulation efficiency in the refrigerator higher.
  • the length of a position in the return air cavity close to the first return air port 211 is taken as a', and a' is made greater than or equal to the length of the first return air port 211, and less than or equal to the total length of the first cover plate portion 21 along the length direction of the first return air port 211, so that the contact surface between the airflow entering the return air cavity from the first return air port 211 and the evaporator can be larger, thereby making the heat exchange efficiency of the evaporator higher.
  • the first evaporator 31 includes a first edge 311 close to the first return air port 211 and having a first length a, wherein the length value of a′ is equal to the first length a of the first edge 311 .
  • the first evaporator 31 is close to the first return air port 211 and has a first edge 311 of a first length a, which is a side of the windward surface of the first evaporator 31. Setting the length value of a' equal to the first length a of the first edge 311 can make the contact area between the windward surface of the first evaporator 31 and the return air cavity larger, thereby making the heat exchange efficiency of the evaporator higher.
  • the return air cover plate 2 further includes a second cover plate portion 22 arranged in the vertical direction, and the second cover plate portion 22 is provided with a second return air port 221 located on the side of the return air cavity.
  • c' is the length of a position in the return air cavity close to the second return air port 221, and c' is greater than or equal to the length of the second return air port 221, and is less than or equal to the total length of the second cover plate portion 22 along the length direction of the second return air port 221.
  • c' The length of a position in the return air cavity close to the second return air port 221 is taken as c', and c' is made greater than or equal to the length of the second return air port 221, and less than or equal to the total length of the second cover plate portion 22 along the length direction of the second return air port 221, so that the contact surface between the airflow entering the return air cavity from the second return air port 221 and the evaporator can be larger, thereby making the heat exchange efficiency of the evaporator higher.
  • the first evaporator 31 is close to the second return air port 221 and has a second edge 312 of a second length c, which is the other side of the windward surface of the first evaporator 31.
  • the length value of c' equal to the second length c of the second edge 312
  • the contact area between the windward surface of the first evaporator 31 and the return air cavity can be made larger, thereby making the heat exchange efficiency of the evaporator higher.
  • the refrigerator includes an inner tank 1, a return air cover plate 2, an evaporator and a compressor 4.
  • the return air cover plate 2 includes a side cover plate portion, and a horizontal temperature insulation distance m is set between the evaporator and the side cover plate portion to insulate the evaporator and avoid the loss of cold energy of the evaporator, thereby ensuring the heat exchange effect between the airflow in the refrigerator and the evaporator, thereby improving the refrigeration effect of the refrigerator.
  • the horizontal insulation spacing m is greater than or equal to 2 mm. And/or, the horizontal insulation spacing m is less than or equal to 50 mm.
  • the size of the horizontal insulation spacing m By setting the size of the horizontal insulation spacing m to be greater than or equal to 2mm, the insulation requirements for the temperature in the evaporator cavity can be met, thereby ensuring the refrigeration effect of the freezer. Furthermore, the size of the horizontal insulation spacing m is set to be less than or equal to 50mm, so that the horizontal insulation spacing m can save more space on the basis of meeting the insulation requirements for the temperature in the evaporator cavity. At the same time, more filling materials can also be saved. If the size of the horizontal insulation spacing m is set to be less than 2mm, the insulation effect for the temperature in the evaporator cavity is not good. If the size of the horizontal insulation spacing m is set to be greater than 50mm, it will take up more space and waste more filling materials.
  • the return air cover plate 2 includes a first cover plate portion 21 arranged in the horizontal direction, wherein a vertical temperature insulation distance n is arranged between the evaporator and the first cover plate portion 21 .
  • the evaporator is insulated to avoid the loss of cold energy of the evaporator, thereby ensuring the heat exchange effect between the airflow in the refrigerator and the evaporator, thereby improving the refrigeration effect of the refrigerator.
  • the vertical insulation spacing n is greater than or equal to 2 mm. And/or, the vertical insulation spacing n is less than or equal to 50 mm.
  • the size of the vertical insulation spacing n By setting the size of the vertical insulation spacing n to be greater than or equal to 2mm, the insulation requirements for the temperature in the evaporator cavity can be met, thereby ensuring the refrigeration effect of the freezer. Furthermore, the size of the vertical insulation spacing n is set to be less than or equal to 50mm, so that the vertical insulation spacing n can save more space on the basis of meeting the insulation requirements for the temperature in the evaporator cavity. At the same time, more filling materials can also be saved. If the size of the vertical insulation spacing n is set to be less than 2mm, the insulation effect for the temperature in the evaporator cavity is not good. If the size of the vertical insulation spacing n is set to be greater than 50mm, it will take up more space and waste more filling materials.
  • the horizontal insulation spacing m is filled with insulation material
  • the vertical insulation spacing n is filled with insulation material
  • insulation materials such as foam materials
  • the temperature in the evaporator cavity is relatively low, such foam of a certain thickness can effectively suppress the heat exchange of air in the cabinet outside the evaporator cavity and the evaporator cavity wall, thereby playing a role in heat preservation of the temperature in the evaporator cavity, and further ensuring the heat exchange effect between the airflow in the refrigerator and the evaporator.
  • the foam of a certain thickness can also play a supporting role for the side cover plate part or the first cover plate part 21.
  • insulation materials can also be filled at both the horizontal insulation spacing m and the vertical insulation spacing n, so that the insulation material can have a better insulation effect on the temperature in the evaporation cavity.
  • volute depth g of the fan 5 is greater than or equal to 50 mm. And/or, the volute depth g of the fan 5 is less than or equal to 150 mm.
  • volute depth g of the fan 5 As shown in FIG. 4 , by setting the volute depth g of the fan 5 to be greater than or equal to 50 mm, the operation of the fan 5 can be ensured to be undisturbed, and the effective circulation of the airflow in the refrigerator can be met. Further, the volute depth g of the fan 5 is set to be less than or equal to 150 mm, which can save more space on the basis of ensuring that the operation of the fan 5 is not disturbed. If the volute depth g of the fan 5 is set to be less than 50 mm, the normal operation of the fan 5 may be affected. If the volute depth g of the fan 5 is set to be greater than 150 mm, more space will be occupied.
  • the distance h between the outer side of the volute of the fan 5 and the evaporator is set to be less than or equal to 200 mm, so that after the return airflow exchanges heat with the evaporator, there is enough distance to re-rectify and enter the volute air duct of the fan 5 for effective circulation of the airflow.
  • the space in the evaporator cavity is saved. If the distance h between the outer side of the volute of the fan 5 and the evaporator is set to be less than 10 mm, it will affect the efficiency of the return airflow re-entering the volute air duct of the fan 5 after heat exchange with the evaporator, thereby affecting the effective circulation of the airflow in the refrigerator. If the distance h between the outer side of the volute of the fan 5 and the evaporator is set to be greater than 200 mm, the space in the evaporator cavity will be wasted.
  • the refrigerator further includes a compressor cavity step 14.
  • the compressor cavity step 14 is protruded upward from the bottom wall 13 of the inner tank 1 and is arranged at the lower part of the return air cover plate 2.
  • the compressor cavity step 14 and the bottom wall 13 of the inner tank 1 together enclose a compressor cavity for placing the compressor 4.
  • the refrigerator needs to place components such as the compressor 4 and the condenser. Therefore, the compressor chamber step 14 protruding upward from the bottom wall 13 of the inner tank 1 and the bottom wall 13 of the inner tank 1 together enclose a compressor chamber for placing the compressor 4. It is understandable that the compressor chamber step 14 is arranged at the lower part of the return air cover 2, so that the return air cover 2, the compressor chamber step 14 and the side wall of the inner tank 1 can enclose an evaporator chamber for placing the evaporator.
  • the evaporator is located above the compressor chamber step 14, so that the evaporator does not occupy too much of the internal space of the inner tank 1, thereby ensuring the storage capacity of the storage chamber and making the evaporator chamber more compact, reducing the bulkiness inside the refrigerator.
  • the refrigerator includes an inner tank 1, a return air cover 2, and an evaporator group 3.
  • the inner tank 1 encloses an internal space, and the inner tank 1 defines an air supply duct having an air supply port 15.
  • the return air cover 2 is located in the internal space, and divides the internal space into a storage cavity and an evaporator cavity. The outlet of the evaporator cavity is connected to the inlet of the air supply duct.
  • the return air cover 2 is provided with a return air port, and the airflow in the storage cavity can flow into the evaporator cavity through the return air port.
  • the evaporator group 3 includes a first evaporator 31 and a second evaporator 32 arranged in the evaporator cavity, and a connecting pipe 33 connecting the first evaporator 31 and the second evaporator 32.
  • a foaming layer is provided in the evaporator cavity, and at least a portion of the connecting pipe 33 is provided in the foaming layer.
  • the refrigerator includes an inner tank 1, a return air cover plate 2 and an evaporator group 3.
  • the inner tank 1 defines an air supply duct with an air supply port 15, which can provide a cooling airflow to the internal space enclosed by the inner tank 1 to reduce the temperature of the internal space.
  • the return air cover plate 2 is provided with a return air port.
  • the evaporator group 3 includes a first evaporator 31 and a second evaporator 32 arranged in the evaporator cavity, and a connecting pipe 33 connecting the first evaporator 31 and the second evaporator 32.
  • the two connected evaporators can improve the refrigeration efficiency of the refrigerator.
  • By setting at least part of the connecting pipe 33 in the foaming layer in the evaporator cavity it is prevented that the connecting pipe 33 is completely frosted to affect the heat exchange efficiency of the connected evaporator, thereby improving the refrigeration effect of the refrigerator.
  • the foaming layer at least includes a bottom foaming layer disposed at the bottom of the evaporator group 3.
  • the connecting pipe 33 is disposed in the bottom foaming layer.
  • the connecting pipe 33 is arranged in the bottom foaming layer at the bottom of the evaporator group 3, which can prevent the connecting pipe 33 from being completely frosted and affecting the heat exchange efficiency of the connecting evaporator. At the same time, it can also reduce the uncertainty of the connecting pipe 33 being pulled when suspended in the air, and avoid damage to the connecting pipe 33.
  • the first evaporator 31 is connected to the second evaporator 32 in series or in parallel.
  • the inner tank 1 includes a first side wall 11, the first side wall 11 defines a first air supply duct 111 having an air supply port 15, wherein a first fan 5 is disposed in the first air supply duct 111, and a first inlet and a first outlet of the first evaporator 31 are disposed near the first fan 5.
  • the inner tank 1 includes a second side wall 12, the second side wall 12 defines a second air supply duct 112 having an air supply port 15, wherein a second fan 5 is disposed in the second air supply duct 112, and a second inlet and a second outlet of the second evaporator 32 are disposed on a side close to the second fan 5.
  • the first side wall 11 of the inner tank 1 defines a first air supply duct 111 having an air supply port 15 and a first fan 5 disposed therein, so that the first inlet and the first outlet of the first evaporator 31 are disposed on a side close to the first fan 5, so that the airflow of the refrigerator can flow out from the first side wall 11 and flow through the first evaporator 31 from the return air port of the return air cover 2 to circulate the airflow.
  • the second side wall 12 of the inner tank 1 defines a second air supply duct 112 having an air supply port 15 and a second fan 5 disposed therein, so that the second inlet and the second outlet of the second evaporator 32 are disposed on a side close to the second fan 5, so that the airflow of the refrigerator can flow out from the second side wall 12 and flow through the return air port of the return air cover 2 to circulate the airflow.
  • the airflow of the refrigerator flows out from the first side wall 11 and the second side wall 12 and returns to the return air port of the return air cover 2, which can shorten the flow distance of the outflowing airflow, reduce the obstruction of the airflow by other components during the flow of the airflow, and improve the air-cooling refrigeration effect of the refrigerator.
  • the connecting pipe 33 is disposed below the first inlet and the first outlet of the first evaporator 31 . And/or, the connecting pipe 33 is disposed below the second inlet and the second outlet of the second evaporator 32 .
  • the connecting pipe 33 is arranged below the first inlet and the first outlet of the first evaporator 31, or the connecting pipe 33 is arranged below the second inlet and the second outlet of the second evaporator 32, which is more convenient for the circulation of the refrigerant in the first evaporator 31 and the second evaporator 32.
  • the connecting pipe 33 can be arranged close to the bottom of the evaporator cavity, which can reduce the bending of the connecting pipe 33, reduce the length of the connecting pipe 33, and make the connecting pipe 33 easier to install.
  • the first evaporator 31 includes a first heat exchange tube group 314 and a first heating tube group 315 at least partially disposed below the first heat exchange tube group 314.
  • the second evaporator 32 includes a second heat exchange tube group 321 and a second heating tube group 322 at least partially disposed below the second heat exchange tube group 321.
  • At least part of the first heating tube group 315 of the first evaporator 31 is arranged below the first heat exchange tube group 314, so as to heat the first evaporator 31 for defrosting.
  • at least part of the second heating tube group 322 of the second evaporator 32 is arranged below the second heat exchange tube group 321, so as to heat the second evaporator 32 for defrosting.
  • At least part of the first heating tube group 315 of the first evaporator 31 and at least part of the second heating tube group 322 of the second evaporator 32 can also be arranged below the first heat exchange tube group 314 and the second heat exchange tube group 321, respectively, so as to heat the first evaporator 31 and the second evaporator 32 for defrosting, respectively, so as not to affect the heat exchange efficiency of the first evaporator 31 and the second evaporator 32.
  • the refrigerator includes an inner tank 1, a return air cover 2, and an evaporator group 3.
  • the inner tank 1 encloses an internal space, and the inner tank 1 defines an air supply duct having an air supply port 15.
  • the return air cover 2 is located in the internal space, and divides the internal space into a storage cavity and an evaporator cavity. The outlet of the evaporator cavity is connected to the inlet of the air supply duct.
  • the return air cover 2 is provided with a return air port, and the airflow in the storage cavity can flow into the evaporator cavity through the return air port.
  • the evaporator group 3 includes a first evaporator 31 and a second evaporator 32 arranged in the evaporator cavity, and a connecting pipe 33 connecting the first evaporator 31 and the second evaporator 32.
  • the evaporator group 3 includes a heat-conducting fin group and a heat exchange tube group passing through the heat-conducting fin group, and the distance between at least a portion of the connecting tube 33 and the heat-conducting fin group is less than or equal to the heat transfer distance.
  • the refrigerator includes an inner container 1, a return air cover 2 and an evaporator group 3.
  • the inner container 1 defines an air supply duct with an air supply port 15, which can provide cooling air to the inner space enclosed by the inner container 1 to reduce the temperature of the inner space.
  • the return air cover 2 is provided with a return air port.
  • the evaporator group 3 includes a first evaporator 31 and a second evaporator 32 arranged in the evaporator cavity, and a connecting pipe 33 connecting the first evaporator 31 and the second evaporator 32.
  • the two connected evaporators can improve the refrigeration efficiency of the refrigerator.
  • the distance between at least part of the connecting pipe 33 and the heat-conducting fin group is less than or equal to the heat transfer distance, it is possible to avoid the entire frost on the connecting pipe 33 or to defrost the connecting pipe 33 as soon as possible after frost, thereby ensuring the heat exchange efficiency of the evaporator and improving the refrigeration effect of the refrigerator.
  • the heat transfer distance is less than or equal to 10 mm.
  • the heat transfer distance is set to be less than or equal to 10 mm, which can ensure that the connecting pipe 33 can be prevented from frosting or accelerate defrosting, thereby ensuring the heat exchange efficiency of the evaporator. If the heat transfer distance is set to be greater than 10 mm, it will affect the heat transfer of the heat conducting fins to the connecting pipe, thereby affecting the defrosting efficiency of the connecting pipe 33 after frosting.
  • the evaporator chamber includes a return air chamber located between the first evaporator 31 and the second evaporator 32.
  • the connecting pipe 33 is disposed in the return air chamber.
  • a return air chamber is provided between the first evaporator 31 and the second evaporator 32, so that the airflow in the refrigerator flows into the return air chamber through the return air port and then flows to the first evaporator 31 and the second evaporator 32 on both sides respectively, so that the airflows flowing to the two evaporators can be prevented from interfering with each other.
  • At least part of the connecting pipe 33 is provided in the return air chamber, so that the airflow flowing into the return air port will pass through the connecting pipe 33, so that it can be close to the heating and defrosting device of the refrigerator, so as to better defrost the connecting pipe 33.
  • the first evaporator 31 includes a first heat-conducting fin group 316
  • the connecting pipe 33 includes a first bent pipe section 331 whose distance from the first heat-conducting fin group 316 is less than or equal to the heat transfer distance.
  • the second evaporator 32 includes a second heat-conducting fin group 323, and the connecting pipe 33 includes a second bent pipe section 332 whose distance from the second heat-conducting fin group 323 is less than or equal to the heat transfer distance.
  • the distance between the first bent pipe section 331 of the connecting pipe and the first heat-conducting fin is set to be less than or equal to the heat transfer distance, so that the first heat-conducting fin can effectively conduct heat to the first bent pipe section 331 of the connecting pipe, thereby preventing the connecting pipe 33 from being completely frosted or allowing the connecting pipe 33 to defrost as soon as possible after being frosted.
  • the distance between the second bent pipe section 332 of the connecting pipe and the second heat-conducting fin is set to be less than or equal to the heat transfer distance, thereby ensuring that the second heat-conducting fin can effectively conduct heat to the second bent pipe section 332 of the connecting pipe, thereby preventing the connecting pipe 33 from being completely frosted or allowing the connecting pipe 33 to defrost as soon as possible after being frosted.
  • first inlet and the first outlet of the first evaporator 31 are arranged toward one side of the return air chamber.
  • the second inlet and the second outlet of the second evaporator 32 are arranged toward one side of the return air chamber.
  • first inlet and the first outlet of the first evaporator 31 are arranged toward one side of the return air chamber, so that the refrigerant in the first evaporator 31 can flow to the second evaporator 32.
  • the second inlet and the second outlet of the second evaporator 32 are arranged toward one side of the return air chamber, so that the refrigerant in the second evaporator 32 can flow to the first evaporator 31.
  • the first inlet and the first outlet of the first evaporator 31 and the second inlet and the second outlet of the second evaporator 32 are arranged toward one side of the return air chamber, which makes it easier for the refrigerant to flow between the first evaporator 31 and the second evaporator 32, thereby improving the refrigeration effect of the refrigerator.
  • the refrigerator further comprises a compressor 4.
  • the compressor 4 is arranged at the lower part of the evaporator group 3.
  • the refrigerator further includes a compressor cavity step 14.
  • the compressor cavity step 14 is protruded upward from the bottom wall 13 of the inner tank 1 and is arranged at the lower part of the return air cover plate 2.
  • the compressor cavity step 14 and the bottom wall 13 of the inner tank 1 together enclose a compressor cavity for placing the compressor 4.
  • the refrigerator needs to place components such as the compressor 4 and the condenser. Therefore, the compressor 4 is provided upwardly from the bottom wall 13 of the inner tank 1.
  • the machine cavity step 14 and the bottom wall 13 of the inner tank 1 together enclose a press cavity that can be used to place the compressor 4. It can be understood that the press cavity step 14 is set at the lower part of the return air cover 2, so that the return air cover 2, the press cavity step 14 and the side wall of the inner tank 1 can enclose an evaporator cavity for placing the evaporator.
  • the evaporator is located above the press cavity step 14, so that the evaporator does not occupy too much internal space of the inner tank 1, ensuring the storage volume of the storage cavity, and making the evaporator cavity more compact, increasing the practical space of the refrigerator.
  • the fan 5 includes a volute and tongue assembly 52 and a wind wheel 51 disposed in the volute and tongue assembly 52.
  • the volute and tongue assembly 52 includes a first volute 521 and a first volute tongue 522 and a second volute 523 and a second volute tongue 524.
  • the first volute 521 and the first volute tongue 522 enclose a first fan air outlet 53.
  • the second volute 523 and the second volute tongue 524 enclose a second fan air outlet 54.
  • the wind wheel center 511 and the first volute tongue 522 form a first auxiliary connection line
  • the wind wheel center 511 and the second volute tongue 524 form a second auxiliary connection line
  • the angle between the first auxiliary connection line and the second auxiliary connection line is greater than 90° and less than 180°.
  • the fan 5 includes a volute and tongue assembly 52 and a wind wheel 51 disposed in the volute and tongue assembly 52.
  • the first volute 521 and the first volute tongue 522 in the volute and tongue assembly 52 enclose the first fan air outlet 53
  • the second volute 523 and the second volute tongue 524 enclose the second fan air outlet 54.
  • the wind wheel center 511 forms a first auxiliary connecting line l1 and a second auxiliary connecting line l2 with the first volute tongue 522 and the second volute tongue 524, respectively.
  • the fan 5 can accurately control the air supply volume of different air ducts, thereby realizing accurate control of the air supply volume of the internal space, thereby improving the temperature uniformity of the refrigerator, improving the air cooling effect of the refrigerator, and reducing energy consumption.
  • the first volute tongue 522 in the volute tongue assembly 52 of the fan 5 is arc-shaped, as shown in FIG12 .
  • the wind wheel center 511 forms a first auxiliary connection line l1 and a second auxiliary connection line l2 with the first volute tongue 522 and the second volute tongue 524, respectively.
  • the first auxiliary connection line l1 is a line connecting the wind wheel center 511 and the arc end of the first volute tongue 522 close to the first fan outlet 53.
  • the angle between the first auxiliary line l1 and the second auxiliary line l2 can be set to 95°, 100°, 110°, 120°, 130°, 140°, 150°, 160°, 170°, or 175°, and can be selected and set according to different air supply speed ratio requirements for the first air supply duct 111 and the second air supply duct 112.
  • the refrigerator includes an inner container 1 and a fan 5.
  • the inner container 1 encloses an internal space, and the inner container 1 includes a first side wall 11, and the first side wall 11 is provided with a first air supply duct 111 and a second air supply duct 112.
  • the fan 5 includes a first fan outlet 53 connected to the first air supply duct 111 and a second fan outlet 54 connected to the second air supply duct 112. Among them, the fan 5 is the above-mentioned fan 5.
  • the refrigerator provided in the embodiment of the present disclosure includes an inner liner 1 and a fan 5.
  • the inner liner 1 encloses an internal space, and a first air supply duct 111 and a second air supply duct 112 are provided on the first side wall 11 of the inner liner 1, which can provide a cooling airflow to the internal space enclosed by the inner liner 1 to reduce the temperature of the internal space.
  • the fan 5 includes a volute and volute tongue assembly 52 and a wind wheel 51 arranged in the volute and volute tongue assembly 52.
  • the first volute 521 and the first volute tongue 522 of the volute and volute tongue assembly 52 enclose a first fan outlet 53, and the second volute 523 and the second volute tongue 524 enclose a second fan outlet 54.
  • first air supply duct 111 and the second air supply duct 112 on the first side wall 11 of the inner liner 1 are respectively connected to the first fan outlet 53 and the second fan outlet 54 of the fan 5.
  • the cooling airflow enters the inner space enclosed by the inner tank 1 through the first air supply duct 111 and the second air supply duct 112 respectively to reduce the temperature of the inner space.
  • the wind wheel center 511 and the first volute tongue 522 form a first auxiliary connection line l1
  • the wind wheel center 511 and the second volute tongue 524 form a second auxiliary connection line l2.
  • the first air supply duct 111 is disposed on the upper portion of the first side wall 11, and the second air supply duct 112 is disposed on the lower portion of the first side wall 11.
  • the angle between the second auxiliary connecting line l2 formed by the wind wheel center 511 and the second volute tongue 524 and a vertical line l3 is greater than or equal to 20° and less than or equal to 60°.
  • the angle between the second auxiliary connecting line l2 formed by the wind wheel center 511 and the second volute tongue 524 and a vertical line l3 is greater than or equal to 20° and less than or equal to 40°.
  • the setting position of the second volute tongue can be determined by the angle between the second auxiliary line l2 and a vertical line l3. Further, the setting position of the first volute tongue can be determined according to the angle between the first auxiliary line l1 and the second auxiliary line l2, that is, the fan 5 can further realize the precise air supply to the first air supply duct 111 and the second air supply duct 112.
  • the angle between the first auxiliary line l1 and the second auxiliary line l2 is greater than 100° and less than or equal to 140°.
  • the angle between the first auxiliary line l1 and the second auxiliary line l2 is greater than 130° and less than or equal to 140°.
  • the angle between the first auxiliary line l1 and the second auxiliary line l3 is greater than 170° and less than 180°.
  • the upper and lower parts of the first side wall 11 of the inner liner 1 are respectively provided with a first air supply duct 111 and a second air supply duct 112, wherein the first air supply duct 111 is provided with a first air duct air outlet 1113, and the second air supply duct 112 is provided with a second air duct air outlet 1123.
  • the fan 5 uses the first air supply duct 111 and the second air supply duct 112 to transport the refrigeration airflow to the internal space enclosed by the inner liner 1 through the first air duct outlet and the second air duct outlet.
  • the angle between the first auxiliary connecting line l1 and the second auxiliary connecting line l2 is set to be greater than 130° and less than or equal to 140°
  • the angle between the second auxiliary connecting line l2 formed by the wind wheel center 511 and the second volute tongue 524 and a vertical line l3 is set to be greater than or equal to 20° and less than or equal to 40°.
  • the first air duct air outlet 1113 set in the first air supply duct 111 and the second air duct air outlet 1123 set in the second air supply duct 112 make the temperature difference in the refrigerator smaller, improve the temperature uniformity of the refrigerator, improve the air cooling effect of the refrigerator, and reduce energy consumption.
  • Table 2 and Table 3 For details, see Table 2 and Table 3.
  • Example 1 the wind speeds of the first air supply duct 111 and the second air supply duct 112 account for 64.00% and 36.00%, respectively, and the final air supply volume is 1047.56L/min.
  • Example 2 the wind speeds of the first air supply duct 111 and the second air supply duct 112 account for 63.76% and 36.24%, respectively, and the final air supply volume is 1040.57L/min. It can be seen from the results of Example 1 and Example 2 that, on the basis of considering the natural settling of cold air, the air supply speeds of the fan to the first air supply duct 111 and the second air supply duct 112 are different. Furthermore, in combination with Table 3, it can be seen that the lowest temperature of the internal space of the refrigerator liner 1 in Example 1 is the temperature at the center of the bottom wall 13 of the liner 1, which is -20.6°C, and the highest temperature is the temperature at the left front of the top of the liner 1, which is -19.3°C.
  • the temperature difference between the highest temperature and the lowest temperature of the internal space of the refrigerator liner 1 is 1.3°C. This data shows that the temperature difference between various positions of the internal space of the refrigerator liner 1 is very small, which means that in the embodiment of the present disclosure, by making the wind speeds of the first air supply duct 111 and the second air supply duct 112 different, the temperature difference between different positions of the refrigerator is reduced, and the temperature uniformity of the refrigerator is improved.
  • the refrigerator can also obtain the same test results as Example 1 in terms of air supply air volume and temperature difference, and thus achieve the same beneficial effects.
  • the first air supply duct 111 includes a first diffuser section duct 1111 directly connected to the first fan outlet 53, and a first pressure stabilizing section duct 1112 connected to the first diffuser section duct 1111.
  • the second air supply duct 112 includes a second diffuser section duct 1121 directly connected to the second fan outlet 54, and a second pressure stabilizing section duct 1122 connected to the second diffuser section duct 1121.
  • the total area of the air supply outlet 15 of the first pressure stabilizing section duct 1112 is greater than the area of the air supply outlet 15 of the second pressure stabilizing section duct 1122.
  • the second air supply duct 112 is set as the second diffuser section duct 1121 directly connected to the second fan outlet 54 and the second pressure stabilizing section duct 1122 connected to the second diffuser section duct 1121, so that the airflow of the refrigerant gas entering the internal space from the second air supply duct 112 can be made more stable.
  • the total area of the air supply port 15 of the first pressure stabilizing section duct 1112 is set to be larger than the area of the air supply port 15 of the second pressure stabilizing section duct 1122, so that the air supply port 15 through the first air supply duct 111 can enter the internal space more effectively.
  • the first air supply duct 111 includes a first terminal air supply port 15 away from the fan 5
  • the second air supply duct 112 includes a second terminal air supply port 15 away from the fan 5
  • the liner 1 includes a terminal side wall close to the first terminal air supply port 15 and the second terminal air supply port 15.
  • the horizontal distance between the first terminal air supply port 15 and the terminal side wall is the first terminal spacing
  • the horizontal distance between the second terminal air supply port 15 and the terminal side wall is the second terminal spacing
  • the first terminal spacing is smaller than the second terminal spacing.
  • the first end spacing is smaller than the second end spacing, that is, the horizontal distance between the first end air outlet 15 and the end side wall
  • the distance is smaller than the horizontal distance between the second end air supply port 15 and the end side wall, so that the air supply volume distribution of the second air supply port 15 of the second air supply duct 112 can be more uniform, thereby reducing the temperature difference at different positions of the internal space enclosed by the inner tank 1, so that the temperature uniformity of the refrigerator is better improved.
  • the difference between the first end spacing and the second end spacing is greater than or equal to the length of one air outlet 15 of the first air supply duct 111.
  • the difference between the first end spacing and the second end spacing is greater than or equal to the length of one air outlet 15 of the second air supply duct 112.
  • the difference between the first end spacing and the second end spacing is set to be greater than or equal to the length of one air supply port 15 of the first air supply duct 111.
  • the difference between the first end spacing and the second end spacing is set to be greater than or equal to the length of one air supply port 15 of the second air supply duct 112, so that the second air supply duct 112 can be shortened relative to the first air supply duct 111 by the length of one air supply port 15 of the first air supply duct 111 or the length of one air supply port 15 of the second air supply duct 112, thereby making the air supply volume distribution of the second air supply port 15 of the second air supply duct 112 more uniform, thereby reducing the temperature difference at different positions of the internal space enclosed by the inner liner 1, and improving the temperature uniformity of the refrigerator.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)

Abstract

La présente demande se rapporte au domaine technique des appareils de réfrigération et divulgue un congélateur. Le congélateur comprend un revêtement, une plaque de couvercle de retour d'air et un évaporateur. Un espace interne est défini par le revêtement et un canal d'alimentation en air ayant un orifice d'alimentation en air est défini par le revêtement. La plaque de couvercle de retour d'air est située dans l'espace interne et divise l'espace interne en une cavité de stockage et une cavité d'évaporateur, une sortie de la cavité d'évaporateur est en communication avec une entrée du canal d'alimentation en air, la plaque de couvercle de retour d'air est dotée d'un orifice de retour d'air et un flux d'air dans la cavité de stockage peut s'écouler dans la cavité d'évaporateur par l'orifice de retour d'air. L'évaporateur est situé dans la cavité d'évaporateur. La relation entre le volume total V de l'évaporateur et la surface totale S de l'orifice de retour d'air est yS=V, y étant supérieur ou égal à 50. Des exigences de réfrigération pour le congélateur peuvent être satisfaites en réglant la relation entre le volume total V de l'évaporateur et la surface totale S de l'orifice de retour d'air pour satisfaire yS=V, y étant supérieur ou égal à 50. De cette manière, l'orifice de retour d'air du congélateur peut avoir une conception plus rationnelle, de telle sorte que le congélateur peut réaliser une réfrigération efficace et que les exigences de réfrigération réelles sont satisfaites.
PCT/CN2024/078997 2023-03-03 2024-02-28 Congélateur Pending WO2024183578A1 (fr)

Priority Applications (1)

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AU2024233473A AU2024233473A1 (en) 2023-03-03 2024-02-28 Freezer

Applications Claiming Priority (12)

Application Number Priority Date Filing Date Title
CN202320380409.5U CN219810086U (zh) 2023-03-03 2023-03-03 冷柜
CN202310199918.2 2023-03-03
CN202310203157.3A CN116202270A (zh) 2023-03-03 2023-03-03 冷柜
CN202310203157.3 2023-03-03
CN202320391413.1U CN219810088U (zh) 2023-03-03 2023-03-03 冷柜
CN202310199918.2A CN116357616A (zh) 2023-03-03 2023-03-03 风机和冷柜
CN202320380409.5 2023-03-03
CN202320385124.0U CN220017805U (zh) 2023-03-03 2023-03-03 冷柜
CN202310197964.9A CN116202268A (zh) 2023-03-03 2023-03-03 冷柜
CN202320385124.0 2023-03-03
CN202310197964.9 2023-03-03
CN202320391413.1 2023-03-03

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Citations (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105135534A (zh) * 2015-10-12 2015-12-09 珠海格力电器股份有限公司 风管空调室内机
CN105953492A (zh) * 2016-04-28 2016-09-21 泰州乐金电子冷机有限公司 直冷式冰箱及直冷式冰箱用冷藏室蒸发器的装配方法
CN106642905A (zh) * 2017-02-17 2017-05-10 合肥美菱股份有限公司 一种卧式无霜冷柜
CN108344161A (zh) * 2017-01-25 2018-07-31 珠海格力电器股份有限公司 一种空调器
EP3507551A1 (fr) * 2016-08-30 2019-07-10 Electrolux Appliances Aktiebolag Appareil de réfrigération
CN115493328A (zh) * 2022-08-26 2022-12-20 青岛海尔特种电冰柜有限公司 冷柜
CN115540440A (zh) * 2022-10-14 2022-12-30 青岛海尔特种电冰柜有限公司 冷柜
CN115585574A (zh) * 2022-10-14 2023-01-10 青岛海尔特种电冰柜有限公司 蒸发器组件及冷柜
CN116202270A (zh) * 2023-03-03 2023-06-02 青岛海尔特种电冰柜有限公司 冷柜
CN116202268A (zh) * 2023-03-03 2023-06-02 青岛海尔特种电冰柜有限公司 冷柜
CN219810086U (zh) * 2023-03-03 2023-10-10 青岛海尔特种电冰柜有限公司 冷柜
CN219810088U (zh) * 2023-03-03 2023-10-10 青岛海尔特种电冰柜有限公司 冷柜
CN220017805U (zh) * 2023-03-03 2023-11-14 青岛海尔特种电冰柜有限公司 冷柜

Patent Citations (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105135534A (zh) * 2015-10-12 2015-12-09 珠海格力电器股份有限公司 风管空调室内机
CN105953492A (zh) * 2016-04-28 2016-09-21 泰州乐金电子冷机有限公司 直冷式冰箱及直冷式冰箱用冷藏室蒸发器的装配方法
EP3507551A1 (fr) * 2016-08-30 2019-07-10 Electrolux Appliances Aktiebolag Appareil de réfrigération
CN108344161A (zh) * 2017-01-25 2018-07-31 珠海格力电器股份有限公司 一种空调器
CN106642905A (zh) * 2017-02-17 2017-05-10 合肥美菱股份有限公司 一种卧式无霜冷柜
CN115493328A (zh) * 2022-08-26 2022-12-20 青岛海尔特种电冰柜有限公司 冷柜
CN115540440A (zh) * 2022-10-14 2022-12-30 青岛海尔特种电冰柜有限公司 冷柜
CN115585574A (zh) * 2022-10-14 2023-01-10 青岛海尔特种电冰柜有限公司 蒸发器组件及冷柜
CN116202270A (zh) * 2023-03-03 2023-06-02 青岛海尔特种电冰柜有限公司 冷柜
CN116202268A (zh) * 2023-03-03 2023-06-02 青岛海尔特种电冰柜有限公司 冷柜
CN219810086U (zh) * 2023-03-03 2023-10-10 青岛海尔特种电冰柜有限公司 冷柜
CN219810088U (zh) * 2023-03-03 2023-10-10 青岛海尔特种电冰柜有限公司 冷柜
CN220017805U (zh) * 2023-03-03 2023-11-14 青岛海尔特种电冰柜有限公司 冷柜

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