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WO2025028981A1 - Isolant thermique - Google Patents

Isolant thermique Download PDF

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Publication number
WO2025028981A1
WO2025028981A1 PCT/KR2024/011089 KR2024011089W WO2025028981A1 WO 2025028981 A1 WO2025028981 A1 WO 2025028981A1 KR 2024011089 W KR2024011089 W KR 2024011089W WO 2025028981 A1 WO2025028981 A1 WO 2025028981A1
Authority
WO
WIPO (PCT)
Prior art keywords
plate
insulation body
insulator
insulation
block
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/KR2024/011089
Other languages
English (en)
Korean (ko)
Inventor
정원영
윤덕현
김봉진
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.)
LG Electronics Inc
Original Assignee
LG Electronics Inc
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
Application filed by LG Electronics Inc filed Critical LG Electronics Inc
Publication of WO2025028981A1 publication Critical patent/WO2025028981A1/fr
Pending legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • F25D23/00—General constructional features
    • F25D23/06—Walls
    • F25D23/062—Walls defining a cabinet
    • F25D23/063—Walls defining a cabinet formed by an assembly of panels
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L59/00—Thermal insulation in general
    • F16L59/06—Arrangements using an air layer or vacuum
    • F16L59/065—Arrangements using an air layer or vacuum using vacuum
    • 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
    • F25D23/06—Walls
    • 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
    • F25D23/06—Walls
    • F25D23/065—Details
    • 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
    • F25D2201/00—Insulation
    • F25D2201/10—Insulation with respect to heat
    • F25D2201/14—Insulation with respect to heat using subatmospheric pressure

Definitions

  • the present invention relates to an insulator.
  • Patent Document 2 discloses providing an insulation structure for a refrigerator in a vacuum state.
  • problems such as it is difficult to prevent heat transfer at the contact portion between the outer case and the inner case, which have different temperatures, it is difficult to maintain a stable vacuum state, and it is difficult to prevent deformation of the case due to negative pressure in a vacuum state.
  • Patent Document 3 discloses an insulating box that simplifies bonding work and improves productivity when installing and preparing multiple vacuum insulating panels.
  • Patent Document 3 discloses an insulating case for a refrigerator comprising an inner case and an outer case and a plurality of vacuum insulation panels provided between them, and forming a plurality of wall sections of the refrigerator main body, wherein the inner case is formed by combining a plurality of inner case partitions into which the entire inner case is divided, and at the same time, a plurality of vacuum insulation panels are formed in a shape corresponding to each of the inner case partitions, and each of these vacuum insulation panels and each of the inner case partitions is installed, respectively.
  • Conventional insulators have problems with structural strength and insulation performance at corners or where multiple insulators are connected.
  • the present invention provides a technology for an insulator.
  • the present invention provides a technique for improving the strength of an insulation or improving the strength at a portion where a plurality of insulations are connected.
  • the present invention provides a technique for improving the insulating performance of an insulator or improving the insulating performance at a portion where a plurality of insulators are connected.
  • the present invention provides a technique for reducing vacuum leakage of an insulator or reducing vacuum leakage at a portion where a plurality of insulators are connected.
  • the insulator of the present invention may include a first plate; and a second plate.
  • the insulator may include a vacuum space provided between the first plate and the second plate.
  • the insulator may be provided in at least two pieces arranged in a direction intersecting each other, and may be connected so that a portion of one side overlaps each other.
  • the two adjacent insulators may be provided so that the vacuum spaces of each do not overlap each other in the thickness direction and the length direction of the vacuum space.
  • the second plate may include a first portion forming one side of the vacuum space, a second portion extending parallel to one end of the first portion, and/or a third portion bent from one side of the second portion.
  • the second portion and the third portion of the first insulating body may be arranged to face the third portion and the second portion of the second insulating body, respectively.
  • a communication hole formed to be in communication with at least one of the second part of one of the first and second insulation bodies and the third part of the other of the first and second insulation bodies may be provided.
  • a connecting member may be installed in the communication hole to enable the second plate of the first insulation body and the second plate of the second insulation body to be connected to each other.
  • One side of the second plate of the first insulation body and one side of the second plate of the second insulation body may have an overlapping portion in which at least a portion overlaps each other.
  • the insulation may further include a reinforcing member that enables the second plate of the first insulation to be supported and the second plate of the second insulation to be supported.
  • the third part of the second insulation body may have an end formed to be foldable on one side and/or capable of supporting by connecting the second plate of the first insulation body.
  • the second part of the second insulation body may include a support member that supports a part of the second plate of the first insulation body.
  • the support member may be formed to receive a part of the second plate of the first insulation body or may be formed concavely.
  • the second plate of the first insulation body may include a first protrusion and/or a second protrusion.
  • the first protrusion may be formed to protrude in one direction.
  • the first protrusion may be supported by being connected to the end member.
  • the second protrusion may protrude in another direction intersecting the one direction.
  • the second protrusion may have one side supported by the support member.
  • the insulator of the present invention may include at least one of a first block and a second block.
  • the first block may be provided in a space defined between one side of the first insulator and one side of the second insulator.
  • the second block may be provided in a space defined between the inner side of the first plate of the first insulator and the inner side of the first plate of the second insulator arranged adjacent to the inner side.
  • the second block may be provided in a space defined between the outer side of the first plate of the first insulator and the outer side of the first plate of the second insulator arranged adjacent to the inner side.
  • the above first block may be provided between one side of the second plate of the first insulation body and one side of the second plate of the second insulation body.
  • the first or second insulation body may include a bar supporting at least one of the first plate and the second plate.
  • the second block may be connected to an inner surface or an outer surface of the first plate so as to cover a bar disposed on at least one of the first and second insulation bodies.
  • the second block may be disposed so as to cover at least one bar for each of the first and second insulation bodies.
  • the first or second insulation body may include a support plate that supports the first plate.
  • the second block may be connected to an inner or outer surface of the first plate so as to cover a portion of the support plate disposed on at least one of the first or second insulation bodies.
  • the second plate of the second insulation body may be formed to support, receive, or be folded to support one side of the second plate of the first insulation body.
  • the second plate of the second insulation body may be joined to a portion extending from the second plate, a portion of which defines one side of the vacuum space of the first insulation body.
  • the second plate may include a first portion forming one side of the vacuum space and/or a second portion extending parallel to one end of the first portion.
  • the second plate may include a third portion that is folded at one side of the second portion.
  • the second portion of the second insulation body may have a folded portion.
  • the folded portion may be formed to be folded at a portion and may support the third portion of the first insulation body.
  • the second portion of the second insulation body may have a support portion.
  • the support portion may be formed to be connected to the folded portion and receive the second plate of the first insulation body, or may be formed concavely.
  • the third part of the first insulation body may be provided with a first projection formed to protrude so as to be supported by the support member.
  • the insulator of the present invention may include a first plate, a second plate, and a vacuum space.
  • the insulator may include a support.
  • the insulator may be provided in at least two pieces arranged in a direction intersecting each other, and may be connected so that a portion of one side overlaps each other.
  • the first plate defining one wall of the vacuum space of the first insulator may be arranged at a different height so as not to overlap the vacuum space of the second insulator and/or one side of the vacuum space.
  • One side of the second plate of the first insulation body and one side of the second plate of the second insulation body may have an overlapping portion in which at least a portion overlaps each other.
  • One side of the second plate of the first insulating body forming the above-mentioned overlapping portion and one side of the second plate of the second insulating body may be provided with a communicating hole that is formed in communication with each other.
  • a connecting member may be installed in the communicating hole so as to enable the second plate of the first insulating body and the second plate of the second insulating body to be connected to each other.
  • the insulator of the present invention may include at least one of a first block provided in a space defined between one side of a first insulator and one side of a second insulator; and a second block provided in a space defined between an inner side of a first plate of the first insulator and an inner side of a first plate of a second insulator arranged near the inner side.
  • the insulator of the present invention may include at least one of a first block provided in a space defined between one side of a first insulator and one side of a second insulator; and a second block provided in a space defined between an outer side of a first plate of the first insulator and an outer side of a first plate of a second insulator arranged near the outer side.
  • the first or second insulation body may include a bar supporting at least one of the first plate and the second plate.
  • the second block may be connected to an inner or outer surface of the first plate so as to cover at least a portion of the bar disposed on at least one of the first or second insulation bodies.
  • the insulator of the present invention is provided with at least two insulators arranged in a direction intersecting each other, and may be connected so that a portion of one side overlaps each other.
  • the extension line of the first plate of each of the first and second insulators adjacent to each other may be spaced apart from the vacuum space of each of the second and first insulators.
  • the insulation of the present invention may include a reinforcing member that can support the second plate of the first insulation and the second plate of the second insulation.
  • the second plate of the second insulation body is arranged or bent to support or receive a portion of the second plate of the first insulation body.
  • the second plate of the second insulation body can be joined to a portion extending from a portion of the second plate, one side of which defines one side of the vacuum space of the first insulation body.
  • the second plate may include a first portion forming one side of the vacuum space, a second portion extending parallel to one end of the first portion, and a third portion bent at one side of the second portion.
  • the second portion of the second insulation body may have a folding portion and/or a supporting portion.
  • the folding portion may be formed to be folded at a portion and may support the third portion of the first insulation body.
  • the supporting portion may be formed concavely so as to be connected to the folding portion and supportably receive the second plate of the first insulation body.
  • the third part of the first insulation body may be provided with a first projection formed to protrude so as to be supported by the support member.
  • the insulator of the present invention can improve the structural strength of the side where the first and second insulators overlap each other.
  • the insulator of the present invention can provide a structure capable of stably supporting one side of the vacuum space.
  • the insulator of the present invention can provide a structure in which the insulation performance can be improved at the corners of the insulator.
  • the insulator of the present invention can provide a structure that improves insulation performance between the first insulator and the second insulator.
  • FIG. 1 is a perspective view showing the exterior of a refrigerator according to one embodiment of the present invention.
  • Figure 2 is a conceptual diagram for explaining the insulation provided in the refrigerator of Figure 1.
  • Figure 3 is a conceptual diagram for explaining a third plate provided on the plate of Figure 2.
  • Figure 4 is a conceptual diagram for explaining a heat transfer resistor provided on the plate of Figure 3.
  • Figure 5 is an exploded perspective view showing an example of a main body formed by a plurality of insulators.
  • Figure 6 is a cross-sectional view showing the state before the first insulation body, the second insulation body, and the first block are assembled.
  • Figure 7 is a cross-sectional view showing a state before assembly with the second insulation body, after the first block is assembled with the first insulation body.
  • Figure 8 is a cross-sectional view showing the assembled state of the first insulation body, the second insulation body, and the first block.
  • Figure 9 is an enlarged view of part A of Figure 8.
  • Figure 10 is a cross-sectional view showing a state before assembly with the first insulation body, after the first block has been assembled with the second insulation body.
  • Figure 11 is a cross-sectional view showing the assembled state of the first insulation body, the second insulation body, and the first block.
  • Figure 12 is a cross-sectional view showing a state in which the first insulation body, the second insulation body, the first block, and the second block are assembled.
  • Figure 13 is an enlarged view of part B of Figure 12.
  • the insulator of the present invention may be provided as a single insulator.
  • the insulator may be provided with a first wall extending in one direction; and a second wall extending in a direction different from the one direction.
  • the insulator of the present invention may include a first insulator and a second insulator.
  • the second insulator may be provided as a separate component separated from the first insulator.
  • the second insulator may be connected to the first insulator by a connecting member.
  • the connecting member may be defined as a joint.
  • the second insulator may include a portion extending in the same direction as the first insulator.
  • the second insulator may include a portion extending in a different direction from the first insulator.
  • the second insulator may include a portion connected to the first insulator, or may include a portion arranged to overlap the first insulator in at least one direction.
  • the insulator may be a vacuum insulator including a vacuum space or a non-vacuum insulator not including a vacuum space.
  • the above insulation may be a combination of the above vacuum insulation and the above non-vacuum insulation.
  • the vacuum space provided in the second insulation may include a portion extending in the same direction as the vacuum space provided in the first insulation.
  • the vacuum space provided in the second insulation may include a portion extending in a different direction from the vacuum space provided in the first insulation.
  • the vacuum space provided in the second insulation may include a portion arranged to overlap with the vacuum space provided in the first insulation in at least one direction.
  • the insulation may be provided in the form of a panel.
  • panel is described below as an example, and an invention in which the "panel” is replaced with the “insulation” may also be included in the present invention.
  • the present invention if it is described below that at least two panels of the main body form the exterior of the refrigerator, it may be understood or interpreted that at least two insulations of the main body form the exterior of the refrigerator in the present invention.
  • the refrigerator of the present invention may include a body.
  • the body may include at least one storage compartment.
  • the body may include a partition wall dividing a first storage compartment and a second storage compartment.
  • the first storage compartment joint may include a first first storage compartment joint, a second first storage compartment joint, and/or a third first storage compartment joint.
  • the second storage compartment joint may be provided on one side of the second storage compartment.
  • the second storage compartment joint may include a first joint, a second joint, and/or a third joint.
  • the partition wall may include the vacuum insulator and/or the non-vacuum insulator.
  • the refrigerator of the present invention may include a door.
  • the refrigerator of the present invention may include a machine room arranged on one side of the main body. In the machine room, at least one of a compressor, a heat-radiating component (e.g., a condenser, a heat-radiating portion of a thermoelectric module, a heat sink for heat exchange with the heat-radiating portion of a thermoelectric module, etc.), and a cooling fan may be arranged.
  • a heat-radiating component e.g., a condenser, a heat-radiating portion of a thermoelectric module, a heat sink for heat exchange with the heat-radiating portion of a thermoelectric module, etc.
  • the machine room may include at least one of a first cover (e.g., a side cover) forming at least a part of a first surface (e.g., a side surface), a second cover (e.g., a back cover) forming at least a part of a second surface (e.g., a rear surface), a third cover (e.g., an upper cover) forming at least a part of a third surface (e.g., a top surface), a fourth cover (e.g., a bottom cover) forming at least a part of a fourth surface (e.g., a bottom surface), and a fifth cover (e.g., a front cover) forming at least a part of a fifth surface (e.g., a front surface).
  • a first cover e.g., a side cover
  • a second cover e.g., a back cover
  • a third cover e.g., an upper cover
  • a fourth surface e
  • the panel may include at least one of a first plate, a second plate, and a side plate.
  • a vacuum space may be provided between the first plate and the second plate.
  • the refrigerator of the present invention may include at least one panel.
  • the present invention may include at least one of a first panel forming at least a part of a first side (e.g., a side) of the refrigerator; a second panel forming at least a part of a second side (e.g., a rear) of the refrigerator; a third panel forming at least a part of a third side (e.g., a top) of the refrigerator; a fourth panel forming at least a part of a fourth side (e.g., a bottom) of the refrigerator; and a fifth panel forming at least a part of a fifth side (e.g., a front) of the refrigerator.
  • At least one of the first, second, third, fourth, and fifth sides of the refrigerator may provide at least a part of a wall forming the main body or may provide at least a part of a wall forming the door.
  • At least one of the first, second, third, fourth, and fifth panels may be provided as a single component or may be provided in multiples.
  • the joint may be provided to connect a corner of the refrigerator, or to connect a first wall and a second wall forming a wall of the refrigerator to each other.
  • the joint may be provided to connect the panel to another component (e.g., another panel).
  • the joint may be provided to connect at least two or more of the first, second, third, fourth, and fifth panels.
  • At least one of the first, second, third, fourth, and fifth panels may be provided in plurality, and the joint may be provided to connect the plurality of panels to each other.
  • the joint may include a first side, a second side, and/or a third side.
  • the first side of the joint may cover at least a portion of at least one of the first, second, third, fourth, and fifth panels.
  • the second side of the joint may cover at least a portion of at least another one of the first, second, third, fourth, and fifth panels.
  • the third side of the joint may be connected to the first side of the joint and/or the second side of the joint.
  • the third side of the joint may be connected to an edge of the first side of the joint and/or an edge of the second side of the joint.
  • the third side of the joint may be formed to be inclined to at least one of the first side of the joint and the second side of the joint.
  • At least some of the first, second, third, fourth, and fifth panels may be provided as panels having a first insulation performance per unit thickness, and at least other some of the first, second, third, fourth, and fifth panels may be provided as panels having a second insulation performance per unit thickness.
  • the first insulation performance and the second insulation performance may be different.
  • the insulator or refrigerator of the present invention may include a duct.
  • the duct may include a first duct, a second duct, and/or a third duct.
  • the first duct may supply cold air to the first storage room or the second storage room.
  • the second duct may accommodate an evaporator.
  • the third duct may be connected to the first duct and the second duct so as to be in communication with each other.
  • the third duct may include a first surface, a second surface, a third surface, a fourth surface, and/or a fifth surface.
  • the first surface of the third duct may surround the first surface of the joint.
  • the second surface of the third duct may surround the second surface of the joint.
  • the third surface of the third duct may surround the third surface of the joint.
  • the third duct may include a fourth surface.
  • the fourth surface of the third duct may extend from the first surface of the third duct or may be arranged to face the second storage room.
  • the fifth side of the third duct may be extended from the second side of the third duct or may be arranged to face the evaporator.
  • the insulator or refrigerator of the present invention may include a block.
  • the block may include a portion extending in the same direction as one or more of the first, second, third, fourth, and fifth panels.
  • the block may include a portion extending in a different direction from one or more of the first, second, third, fourth, and fifth panels.
  • the block may include a first side (e.g., a left side), a second side (e.g., a right side), a third side (e.g., a rear side), a fourth side (e.g., a lower side), a fifth side (e.g., a top side), and a sixth side (e.g., a front side).
  • first, second, third, fourth, and fifth sides of the refrigerator may be provided in the form of panels, and other some of the first, second, third, fourth, and fifth sides of the refrigerator may be provided in the form of blocks.
  • the block may be provided as the non-vacuum insulator.
  • the block may be a block cover and/or a PU foam filled inside the block cover.
  • the above block may include at least one of a first block portion (e.g., a side block portion), a second block portion (e.g., a rear block portion or a front block portion), and a third block portion (e.g., a bottom block portion or a top block portion).
  • the first, second, and third block portions may each be provided in multiples.
  • At least two of the first, second, and third block portions may be connected to provide the joint.
  • the third block portion may form one side of the first storage room and/or one side of the machine room.
  • the third block portion may be provided as a partition wall, or may form one side of the first storage room.
  • the insulator or refrigerator of the present invention may include an insulating reinforcement member.
  • the insulating reinforcement member may include a portion connected to one side of the block or a portion formed to protrude from the block.
  • the insulator or refrigerator of the present invention may include a hinge.
  • the hinge may be arranged on one side of the insulator.
  • the hinge may be arranged on the body and/or door of the refrigerator.
  • the hinge may include at least one of a hinge fixing part, a hinge shaft, and a hinge connecting part that protrudes and extends from the hinge fixing part, which are parts that the hinge is coupled to at least one of the insulator, the main body of the refrigerator, and the door of the refrigerator.
  • the hinge may include at least one of a first hinge (e.g., an upper hinge) arranged on one side of a wall forming the first storage compartment, a second hinge (e.g., a middle hinge) arranged on the partition wall, and a third hinge (e.g., a lower hinge) of the wall forming the second storage compartment.
  • the insulator or the refrigerator of the present invention may include at least one of a hinge reinforcing frame that reinforces the strength of the hinge; a cover to which the hinge is coupled; and a hinge reinforcing plate that is arranged or received so as to be connected to the panel.
  • the hinge reinforcing frame may include at least one of a first, a second, a third, and a fourth frame part. At least two of the first, second, third, and fourth frame parts may extend in different directions.
  • the insulator or refrigerator of the present invention may include a support frame.
  • the support frame may support one side of the panel.
  • the support frame may include a joining portion.
  • the block may be supported by the support frame in the machine room.
  • the support frame may include a first support frame and/or a second support frame.
  • the insulator or refrigerator of the present invention may include an inner cover.
  • the inner cover may be arranged between the cover of the machine room and the hinge reinforcing frame (e.g., the first frame portion).
  • the insulator or refrigerator of the present invention may include a decoration.
  • the decoration may be arranged on a surface of the insulator.
  • the decoration may be arranged on a surface of the body and/or door of the refrigerator.
  • the decoration may be arranged on an outer surface of the insulator or an outer surface of the refrigerator.
  • the insulator or refrigerator of the present invention may include a hot line.
  • the hot line may be arranged on a surface of the insulator.
  • the decor may be arranged on a surface of the body and/or the door of the refrigerator.
  • the hot line may be arranged between the decor and the surface of the insulator.
  • the hot line may be arranged between the decor and the surface of the refrigerator and/or between the decor and the surface of the door.
  • the insulator or refrigerator of the present invention may include a casing.
  • the casing may be an outer casing or an inner casing.
  • the outer casing may be connected to the second plate.
  • the outer casing may be provided to cover at least a portion of the second plate.
  • the outer casing may be provided in contact with the second plate or spaced apart from the second plate by a predetermined distance.
  • the inner casing may be connected to the twelfth plate.
  • the inner casing may be provided to cover at least a portion of the first plate.
  • the inner casing may be provided in contact with the first plate or spaced apart from the first plate by a predetermined distance.
  • the insulator or refrigerator of the present invention may include a drawer and/or a drawer guide.
  • the drawer guide may include a first storage chamber drawer guide provided in a first storage chamber.
  • the first storage chamber drawer guide may include at least one of a first plate (e.g., a side plate), a second plate (e.g., a bottom plate), a third plate (e.g., a top plate), and a fourth plate (e.g., a middle plate).
  • the above drawer guide may be provided with a second storage chamber drawer guide provided in the second storage chamber.
  • the insulator or refrigerator of the present invention may include a shelf and/or a shelf support frame.
  • the insulator (10) of the present invention may include plates (11, 12, 14).
  • the expression plate may mean at least one of the first and second plates (11, 12) and the side plates (14).
  • the insulator of the present invention may include a vacuum space (15).
  • the vacuum space (15) may be formed by a wall provided by the plates (11, 12, 14).
  • the vacuum space (15) may have a thickness in a first direction.
  • the plates (11, 12, 14) may include a first plate (11); and a second plate (12).
  • the first plate (11) may include a portion extending in a direction different from the first direction.
  • the second plate (12) may include a portion extending in a first direction different from the first direction.
  • the plate may include a side plate (14) including a portion extending in the first direction.
  • the insulator (10) of the present invention may be provided such that the first and second plates (11, 12) and the side plate (14) are each provided as separate parts, and the separated parts are connected to each other.
  • the insulator (10) of the present invention may be provided such that at least two parts among the first and second plates (11, 12) and the side plate (14) are provided as an integral part, and the separated parts are connected to each other.
  • the insulator (10) of the present invention may be provided such that the portions connecting the first and second plates (11, 12) and the side plate (14) to each other are each provided as an integral part.
  • the first plate (11) may be provided as a separate part, and the separated parts may be provided as a connected part.
  • the second plates (12) may be provided as separate parts, and the separated parts may be provided to be connected to each other.
  • the side plates (14) may be provided as separate parts, and the separated parts may be provided to be connected to each other.
  • the insulator (10) of the present invention may include a third plate arranged on at least a portion of the insulator (10) or connected to at least a portion of the plates (11, 12, 14).
  • the third plate may include a portion that is thinner or has the same thickness as the plates (11, 12, 14).
  • the third plate may include a portion that is thicker than the plates (11, 12, 14).
  • the third plate may be arranged in the vacuum space (15) or may be arranged outside the vacuum space (15). Examples of the third plate may include the heat transfer resistor (23, 26a, 26b, 34), the deformation resistor (13), etc. described in the present invention.
  • the insulator (10) of the present invention may include a thermal insulator (23, 26a, 26b, 34) for reducing the amount of heat transfer between the first space provided near the first plate (11) and the second space provided near the second plate (12), or for reducing the amount of heat transfer between the first plate (11) and the second plate (12).
  • a thermal insulator that reduces the amount of heat transfer by conduction may be defined as a conduction resistance sheet (26a, 26b), and a thermal insulator that reduces the amount of heat transfer by radiation may be defined as a radiation resistance sheet (23).
  • the thermal insulator (23, 26a, 26b, 34) may be provided as a porous material (34) or as a filler (34).
  • the filler whose interior is filled with a porous material can be defined as a porous material (34).
  • the heat transfer resistor (23, 26a, 26b, 34) may include at least one of the radiation resistance sheet (23), the porous material (34), the filler (34), and the conduction resistance sheet (26a, 26b), or at least a mixture of two of them.
  • the heat transfer resistor (23, 26a, 26b, 34) may be connected to at least a part of the plate (11, 12, 14) or may be provided so as not to come into contact with the plate (11, 12, 14).
  • a shield (24) may be provided on the outside of the heat transfer resistor (23, 26a, 26b, 34) to provide insulation.
  • a connecting frame (17) may be provided on the outside of the heat transfer resistor (23, 26a, 26b, 34).
  • the insulator (10) may include a conduit penetrating the vacuum space (15).
  • the conduit may be formed by providing a pipe wall (32) as a separate component, or may be provided in a form in which the pipe wall (32) is deleted and only a through hole is formed in the plate.
  • the side plate (14) may be provided near the conduit, or the heat transfer resistor (23, 26a, 26b, 34) may be provided.
  • the insulator (10) of the present invention may include a deformation resistance body (13) connected to at least a portion of the plate (11, 12, 14) to increase the internal deformation of the plate (11, 12, 14).
  • the deformation resistance body When the deformation resistance body is provided in the form of a plate, the deformation resistance body may be referred to as a deformation resistance plate.
  • the insulator (10) of the present invention may include a support (19) connected to at least a portion of the plates (11, 12, 13) and maintaining the vacuum space (15).
  • the support (19) may include a bar (20) having a portion extending in a first direction, which is a thickness direction of the vacuum space (15).
  • the support (19) may include a support plate (22) having a portion extending in a direction different from the first direction.
  • the support (19) may include a plurality of bars (20) and a connecting plate (21) connecting the plurality of bars (20).
  • the support (19) may include at least one of the bars (20), the connecting plate (21), and the supporting plate (22), or a mixture of at least two of them.
  • the insulator (10) of the present invention may include a component joint that provides a portion where the component (24, 28, 32) is placed or supported.
  • the component joint may be referred to as a component joint plate.
  • the component connected to the component joint may include a penetrating component that is arranged to penetrate at least a portion of the insulator (10) or to penetrate at least a portion of the plate (11, 12, 14).
  • the component connected to the component joint may include a surface component that is arranged to be connected to the surface of the insulator (10) or to be connected to the surface of the plate (11, 12, 14).
  • the penetrating component may be a component that forms a path through which a fluid (such as electricity, refrigerant, water, or air) passes.
  • the penetrating component may be provided in the form of a tube.
  • the tube may include a straight tube and/or a curved tube.
  • the tube may be provided in multiples or may extend in one direction.
  • the above-described penetrating member may include at least one of the tube, the first outlet, and the second outlet.
  • a fluid is defined as all kinds of flowing objects.
  • the fluid includes moving solids, liquids, gases, and electricity.
  • the above-described penetrating member may be a component that forms a path through which a refrigerant for heat exchange passes, such as a SLHX (Suction Line Heat Exchanger) or a refrigerant pipe.
  • the SLHX may be understood as a suction line heat exchanger that causes heat exchange between the refrigerant that has passed through the evaporator and the refrigerant before being introduced into the evaporator.
  • the above-described penetrating member may be a wire that supplies electricity to the apparatus.
  • the above-described penetrating member may be a component that forms a path through which air can pass, such as a duct or port through which a fluid flows along its surface.
  • the port may include an exhaust port that provides a path through which air is exhausted in a space formed between the first plate (11) and the second plate (12) to form the vacuum space (15).
  • the above-described penetrating components may be passageways through which fluids such as coolant, hot water, ice, and defrost water may pass.
  • Examples of the above-described surface components may include perimeter insulation, side panels, injected foam, pre-prepared resin, hinges, latches, baskets, drawers, shelves, lights, sensors, evaporators (7), front decorations, and hot lines, heaters, outer covers, inner covers, and the like.
  • FIGS. 1 to 4 terms such as plate, first plate, second plate, side plate, third plate, vacuum space, heat transfer resistor, conduction resistance sheet, radiation resistance sheet, porous material, filler, component joint, joint, support, bar, support plate, connecting plate, deformation resistor, deformation resistance plate, component joint, component joint plate, penetration component, surface component, duct, port, etc. are defined.
  • the used terms should be interpreted as defined in FIGS. 1 to 4.
  • connection of object A to object B can be defined as that at least a portion of object A and at least a portion of object B are directly connected, or that at least a portion of object A and at least a portion of object B are connected via an intermedium interposed between objects A and B.
  • connection of object A to object B can include that object A and object B are prepared as a single body in a shape in which they are connected in the above-described manner.
  • examples of the connection can be support, combine, and seal, which will be described later.
  • the support of object A by object B can be defined as that object A is restricted from moving in one or more of the +X, -X, +Y, -Y, +Z, and -Z-axis directions by object B.
  • examples of the support can be combine and seal, which will be described later.
  • object A is combined with object B, meaning that object A is restricted from moving in one or more of the X, Y, and Z axes by object B.
  • an embodiment of the combination can be a sealing which will be described later.
  • object A is sealed with object B, meaning that a state in which movement of a fluid is not permitted at a portion where object A and object B are connected.
  • at least one object that is, object A and at least a portion of object B, can be defined as including a portion of object A, the entirety of object A, a portion of object B, the entirety of object B, a portion of object A and a portion of object B, a portion of object A and the entirety of object B, the entirety of object A and a portion of object B, and the entirety of object A and the entirety of object B.
  • plate A can be a wall defining space A, meaning that at least a portion of plate A can be a wall forming at least a portion of space A. That is, at least a part of plate A may be a wall forming space A, or plate A may be a wall forming at least a part of space A.
  • the central part of an object may be defined as a part located in the center of the three parts when the object is divided into three parts based on the longitudinal direction of the object.
  • the periphery of an object may be defined as a part located on one or the other side of the central part of the three parts.
  • the periphery of an object may include a surface in contact with the central part and a surface opposite thereto.
  • the degree of deformation resistance indicates the degree to which an object resists deformation, and may be defined as a value determined by the shape including the thickness of the object, the material of the object, and the processing method of the object.
  • the degree of heat transfer resistance indicates the degree to which an object resists heat transfer, and may be defined as a value determined by the shape including the thickness of the object, the material of the object, and the processing method of the object.
  • the heat transfer resistance can be defined as at least one or the sum of at least two or more of the Degree of conduction resistance, the Degree of radiation resistance, and the Degree of convection resistance.
  • the insulator (10) of the present invention can be applied to a refrigerator (1).
  • the refrigerator (1) can include a main body (2) provided with a cavity (9) capable of storing items, and a door (3) provided to open and close the main body (2).
  • a cold source for supplying cold air (Cold) to the cavity (9) can be provided.
  • the cold source can be an evaporator (7) that evaporates a refrigerant to remove heat.
  • the refrigerator can include a compressor (4) that compresses the refrigerant.
  • the refrigerator can include a condenser (5) that condenses the compressed refrigerant.
  • the condenser (5) can be connected to an expander (6) that expands the condensed refrigerant.
  • the first insulation body (110) and the second insulation body (210) are coupled so that their vacuum spaces (115, 215) do not overlap each other.
  • the first insulation body (110) and the second insulation body (210) are illustrated, and the vacuum space (115, 215) of the first insulation body (110) is arranged so as not to overlap with the vacuum space (115, 215) of the second insulation body (210) in the thickness direction and the length direction.
  • the thickness direction is a direction indicating the distance between the first plate (111, 211) and the second plate (112, 212)
  • the length direction is a direction indicating the direction in which the first plate (111, 211) and the second plate (112, 212) forming the wall of the vacuum space (115, 215) extend.
  • the first plate (111) defining one wall of the vacuum space (115) of the first insulation body (110) is arranged higher than one side of the vacuum space (215) of the second insulation body (210).
  • the extensions of the portions forming the vacuum spaces (115, 215) of the first insulation body (110) and the second insulation body (210) are spaced apart from the vacuum spaces (115, 215) of each of the second insulation body (210) and the first insulation body (110).
  • the present invention allows the first insulation body (110) and the second insulation body (210) to be arranged so that their vacuum spaces (115, 215) do not overlap each other, thereby minimizing the overlapping portion of the heat transfer path between the first insulation body (110) and the second insulation body (210), thereby improving the insulation performance.
  • the insulator of the present invention forms a structure in which at least two insulators (110, 210), each having a vacuum space (115, 215), are connected to each other, problems with structural rigidity and insulation performance may arise at the portion where each insulator (110, 210) is connected to each other.
  • first insulation body (110) and the second insulation body (210) are joined to each other on one side, they can resist distortion, and the strength is increased at the part where they are joined to each other.
  • the second plate (112) of the first insulation body (110) may include a second portion (112b) that extends further to one side than the surface forming the vacuum space (115, 215).
  • the second plate (112) of the first insulation body (110) may include a third portion (112c) that is bent at one side of the second portion (112b).
  • the first portion (112a) may be understood as a portion of the second plate (112) that forms one side of the vacuum space (115).
  • At least one of the second part (112b) and the third part (112c) of the first insulation body (110) can be arranged to face at least one of the third part (212c) and the second part (212b) of the second insulation body (210).
  • the second plate (212) of the second insulation body (210) may include a second portion (212b) that extends further to one side than the first portion (212a), which is a surface forming the vacuum space (115, 215).
  • the second plate (212) of the second insulation body (210) may include a third portion (212c) that is bent at one end of the second portion (212b).
  • At least one of the second plate (112) of the first insulation body (110) and the second plate (212) of the second insulation body (210) can be formed so that one side is bent.
  • the second plate (112) of the first insulation body (110) and the second plate (212) of the second insulation body (210) are formed so as to be joined to each other at one side.
  • One side of the second plate (112) of the first insulation body (110) and one side of the second plate (212) of the second insulation body (210) can be connected to each other by being arranged so that at least a part of them overlaps each other. That is, one side of the second plate (112) of the first insulation body (110) and one side of the second plate (212) of the second insulation body (210) are connected to each other by forming an overlapping portion so that they overlap each other. As a result, the first insulation body (110) and the second insulation body (210) can support each other near the corners of one side, so that the strength can be reinforced.
  • the insulation may include a seal provided between a portion of the plate and another portion of the plate.
  • the seal may be provided on one side of the first insulation body (110) and one side of the second insulation body (210), respectively. More specifically, the seal may be provided on the second portion (212b) of the second plate (212) of the second insulation body (210) described above and the second portion (112b) of the second plate (112) of the first insulation body (110), respectively.
  • the seal may be provided between the first plate (111) and the second plate (112) of the first insulation body (110).
  • the seal may also be provided between the first plate (211) and the second plate (212) of the second insulation body (210).
  • the overlapping portion may be arranged between the sealing portion and the third portion (112c, 212c).
  • the overlapping portion may be arranged so that a portion thereof covers at least a portion of the sealing portion.
  • the present invention provides a point in which the vacuum space portions (115, 215) of the first and second insulating bodies (110, 210) do not overlap each other, but the second plates (112, 212) provided on the outside of the vacuum space portions (115, 215) of the first and second insulating bodies (110, 210) overlap each other.
  • the heat diffusion plate functions to reduce condensation by increasing heat diffusion in the sealing portion.
  • a portion of the overlapping portion be arranged so that another portion of the seal is exposed and not covered. This makes it easier to reseal the seal, i.e., to perform resealing, by leaving a portion exposed and not completely covered.
  • a joining member (50) described later can be installed.
  • the assembly structure illustrated in FIGS. 6 to 9 differs from the assembly structure of other examples described below in that the second plate (112) of the first insulation body (110) and the second plate (212) of the second insulation body (210) are joined to each other using a joining member (50).
  • At least one of the second plate (112) of the first insulation body (110) and the second plate (212) of the second insulation body (210) is formed so that one side is bent.
  • FIGS. 6 to 9 only examples in which one side of both the second plate (112) of the first insulation body (110) and the second plate (212) of the second insulation body (210) is bent are shown, but an example in which only one side of one of the second plates (112, 212) is bent may also be possible.
  • At least one of the side of the second plate (112) of the first insulation body (110) and one of the side of the second plate (212) of the second insulation body (210) is provided with a communicating hole (112c-1, 212b-3) that is connected to each other.
  • a communication hole (112c-1, 212b-3) formed to communicate with at least one of the second part (112b) of one of the first insulation body (110) and the second insulation body (210) and the third part (112c) of the other of the first insulation body (110) and the second insulation body (210) may be provided.
  • a connecting member (50) is installed in the communication hole (112c-1, 212b-3) so that the second plate (112) of the first insulation body (110) and the second plate (212) of the second insulation body (210) can be connected to each other.
  • the first insulation body (110) and the second insulation body (210) can be connected more firmly by installing the connecting member (50) in the portion where the overlapping structure is formed.
  • the joining member (50) may be a bolt or a rivet.
  • the second communication hole (212b-3) and the first communication hole (112c-1) are arranged parallel to each other so as to be in communication with each other, and are connected to each other through penetration by a connecting member (50).
  • FIG. 8 and FIG. 9 illustrate examples in which the first communication hole (112c-1) and the second communication hole (212b-3) are connected to each other by a rivet.
  • the second plate (212) of the second insulation body (210) is shown as a second portion (212b) that extends further in the longitudinal direction of the second plate (212) from one side of the second insulation body (210) forming the wall of the vacuum space (115, 215), and a third portion (212c) that extends by being bent in a direction intersecting the longitudinal direction of the second plate (212).
  • the third part (212c) of the second plate (212) of the second insulation body (210) may be formed so that one side is folded.
  • the third part (212c) of the second plate (212) of the second insulation body (210) may have an end (212c-1) that connects or supports the first protrusion (112b-1) of the second plate (112) of the first insulation body (110).
  • the first protrusion (112b-1) may be caught or supported by the end (212c-1).
  • the second part (212b) of the second plate (212) of the second insulation body (210) may include a support part (212b-1) that supports or receives one side of the second protrusion (112c-2) of the second plate (112) of the first insulation body (110).
  • the second part (212b) of the second plate (212) of the second insulation body (210) may have a receiving surface (212b-2) that receives and settles a connecting member (50).
  • the receiving surface may be formed to be concave in one direction.
  • the support member (212b-1) and the second protrusion (112c-2) may have curved surfaces, and examples in which the curvature of the support member (212b-1) is formed to be greater than the curvature of the second protrusion (112c-2) are shown in FIGS. 8 and 9.
  • Figure 9 shows an example in which a rivet is installed by forming a concave shape on a receiving surface (212b-2).
  • a first projection (112b-1) connected to or supported by a short end (212c-1) is formed to protrude in one direction.
  • the first projection (112b-1) may be formed as a curved surface having a predetermined curvature.
  • a second projection (112c-2) may be formed to protrude in the other direction from the support portion (212b-1).
  • the second projection (112c-2) may be arranged so that one side is supported or received.
  • An example in which the second projection (112c-2) has a smaller radius of curvature than the support portion (212b-1) is illustrated in FIG. 9.
  • a third portion (112c) of the second plate (112) of the second insulation body (210) may be provided with a mounting surface (112c-4) having a shape corresponding to the receiving surface (212b-2).
  • the mounting surface (112c-4) may be formed concavely.
  • the settling surface (112c-4) forms an overlapping structure that can be firmly supported by the receiving surface (212b-2).
  • a first support step (112b-2) may be provided on one side of the concave surface provided on the opposite side of the protruding surface. Through this, one side of the reinforcing member (40) can be supported.
  • a second support step (112c-3) may be provided on one side of the concave surface provided on the opposite side of the protruding surface.
  • At least one of the second plate (112) of the first insulation body (110) and the second plate (212) of the second insulation body (210) is formed so that one side is bent, and as the joining member (50) is joined to the first communicating hole (112c-1) and the second communicating hole (212b-3) which are connected to each other, the supporting strength between the second plate (112) of the first insulation body (110) and the second plate (212) of the second insulation body (210) can be improved.
  • the insulator of the present invention may be provided with a reinforcing member (40) that is provided to support the second plate (112) of the first insulator (110) and the second plate (212) of the second insulator (210).
  • the reinforcing member (40) may be arranged on one side of the second plate (112) of the first insulator (110) and the second plate (212) of the second insulator (210).
  • the reinforcing member (40) may be placed on one side of the second plate (112) of the first insulating body (110) and the second plate (212) of the second insulating body (210) that overlap each other.
  • An example of being connected to the inner side of the second plate (112) of the first insulating body (110) is shown.
  • the reinforcing member (40) can be connected to the opposite surface of the mounting surface of the second plate (112) of the first insulation body (110). With the corner supported on the concave surface of the second protrusion (112c-2), it can be connected to the second plate (112) of the first insulation body (110) and the second plate (212) of the second insulation body (210) by the connecting member (50).
  • a reinforcing member (40) is supported on the first support member (112b-2) of the first protrusion (112b-1) and the second support member (112c-3) of the second protrusion (112c-2).
  • the reinforcing member (40) may be provided with a third communication hole (41) that is connected to the first communication hole (112c-1) and/or the second communication hole (212b-3).
  • the joining member (50) is connected by penetrating at least one of the first to third communication holes (112c-1, 212b-3, 41).
  • the structural strength performance at the portion where the second plate (112) of the first insulation body (110) and the second plate (212) of the second insulation body (210) are joined to each other can be further improved.
  • the stress is dispersed through the reinforcing member (40), thereby further improving the structural strength performance of the insulation body.
  • One side of the second plate (112) of the first insulation body (110) and the second plate (212) of the second insulation body (210) are formed to overlap each other.
  • a reinforcing member (40) and a connecting member (50) are further installed on one side of the second plate (112) of the first insulation body (110) and the second plate (212) of the second insulation body (210), the second plate (112, 212) forming one wall of the vacuum space (115, 215) is formed to have a thicker thickness.
  • the amount of heat transfer (a) passing through one side of the second plate (112) of the first insulation body (110) and the second plate (212) of the second insulation body (210) is greater than the amount of heat transfer (b) passing through a portion of the second plate (112, 212) forming one wall of the vacuum space (115, 215).
  • FIG. 8 illustrates a heat transfer path (a, b) that flows along the first plate (111) of the first insulation body (110) and the first plate (112) of the second insulation body (210), flows along one side of the vacuum space (115, 215), and then passes through one side (a) and the outer wall (b) of the second plate (112) of the first insulation body (110) and the second plate (212) of the second insulation body (210), respectively.
  • the amount of heat transfer (a) passing through one side of the second plate (112) of the first insulation body (110) and the second plate (212) of the second insulation body (210) in which the second plates (112, 212) are overlapped is formed to be greater than the amount of heat transfer (b) passing through the portion of the second plate (112, 212) (the first portion, 112a, 212a) having a thinner thickness.
  • blocks (60, 65) may be provided on one side of the second plate (112) of the first insulation body (110) and one side of the second plate (212) of the second insulation body (210).
  • Blocks (60, 65) may include a first block (60) and/or a second block (65).
  • a first block (60) may be provided on one side of the second plate (112) of the first insulation body (110) and one side of the second plate (212) of the second insulation body (210).
  • the first block (60) may be provided as a non-vacuum insulation part to improve insulation performance on one side of the first and/or second insulation bodies (110, 210).
  • the first block (60) may be formed with a rectangular cross-section.
  • a second block (65) may be provided on the inner or outer side of the first plate (111, 211) on at least one side of the first insulation body (110) and the second insulation body (210).
  • An example in which the second block (65) is arranged to be connected to each of the two first plates (111, 211) is illustrated in FIG. 8.
  • the insulation performance on the inner or outer side of the first plate (111, 211) on one side of the first insulation body (110) and the second insulation body (210) can be improved.
  • a substance such as air may be accommodated to further improve insulation performance.
  • blocks (60, 65) are installed in the insulation-weak part of the corner where the first insulation body (110) and the second insulation body (210) meet each other, so that leakage of cold air can be minimized or insulation performance can be secured.
  • FIGS. 10 to 13 have a structural difference in the folded shape of the second plate (112, 212).
  • FIGS. 10 to 13 Parts not described separately in FIGS. 10 to 13 are replaced with parts described in previous drawings such as FIGS. 6 to 9.
  • At least one of the second plate (112) of the first insulation body (110) and the second plate (212) of the second insulation body (210) is formed so that one side is bent.
  • the second plate (112) of the first insulation body (110) and the second plate (212) of the second insulation body (210) can be formed so as to be joined to each other.
  • the second plate (112) of the first insulator (110) is formed to be bent in a direction intersecting the longitudinal direction of the second plate (112) of the first insulator (110).
  • An example is shown in which the second plate (212) of the second insulator (210) is formed to be bent in a U shape to accommodate a part of the third portion (112c) of the second plate (112) of the first insulator (110).
  • the second plate (212) of the second insulator (210) is formed in a folded shape on one side in Fig. 10.
  • the other side of the second plate (212) of the second insulator (210) may be arranged to be combined with the second plate (112) of the first insulator (110) or arranged in parallel.
  • the second plate (112) of the first insulation body (110) may include a second portion (112b) that extends further to one side than the first portion (112a), which is a surface forming the vacuum space (115, 215).
  • the second plate (112) of the first insulation body (110) may include a third portion (112c) that is bent in a direction intersecting the extending direction of the second portion (112b) on one side of the second portion (112b).
  • the third part (112c) of the second plate (112) of the first insulation body (110) may protrude toward one side.
  • the third part (112c) of the second plate (112) of the first insulation body (110) may be provided with a first protrusion (112c-5) supported by the support part (212b-5) of the second plate (212) of the second insulation body (210).
  • the first protrusion (112c-5) is shown as being folded twice and having a triangular cross section, but is not necessarily limited thereto.
  • the second part (212b) of the second plate (212) of the second insulation body (210) may include a folding part (212b-4) formed to be folded and connected or supported by the third part (112c) of the second plate (112) of the first insulation body (110).
  • the second part (212b) of the second plate (212) of the second insulation body (210) may include a supporting part (212b-5) connected to the folding part (212b-4) and supporting the first protrusion (112c-5).
  • the supporting part (212b-5) may include a part formed to receive the first protrusion (112c-5) or extending concavely.
  • the third part (212c) of the second plate (212) of the second insulation body (210) is joined to the second part (112b) of the second plate (112) of the first insulation body (110).
  • it may be joined by spot welding, and although a through hole is not shown in the drawing, it may also be joined by a rivet or screw.
  • the second plate (112) of the first insulation body (110) and the second plate (212) of the second insulation body (210) are formed to have an overlapping structure, they are formed to have a thickness thicker than the portion of the second plate (112, 212) forming one wall of the vacuum space (115, 215). Therefore, the amount of heat transfer (a) passing through one side of the second plate (112) of the first insulation body (110) and the second plate (212) of the second insulation body (210) is greater than the amount of heat transfer (b) passing through the portion of the second plate (112, 212) forming one wall of the vacuum space (115, 215).
  • blocks (60, 65) may be provided on one side of the second plate (112) of the first insulation body (110) and one side of the second plate (212) of the second insulation body (210).
  • Blocks (60, 65) may include a first block (60) and/or a second block (65).
  • a first block (60) may be provided on at least one of a side of the second plate (112) of the first insulation body (110) and a side of the second plate (212) of the second insulation body (210).
  • the first block (60) may be provided as a non-vacuum insulation part to improve insulation performance on one side of the first and/or second insulation bodies (110, 210).
  • the first block (60) may be formed with a rectangular cross-section.
  • a second block (65) may be provided on at least one side of the first insulation body (110) and the second insulation body (210), and also on the inner or outer side of the first plate (111, 211).
  • An example in which the second block (65) is arranged to be connected to each of the two first plates (111, 211) is illustrated in FIG. 8.
  • the first block (60) and/or the second block (65) may be formed of polyurethane (PU).
  • the insulation performance on the inner or outer side of the first plate (111, 211) on one side of the first insulation body (110) and the second insulation body (210) can be improved.
  • a substance such as air may be accommodated to further improve insulation performance.
  • blocks (60, 65) are installed in the insulation-weak part of the corner where the first insulation body (110) and the second insulation body (210) meet each other, so that leakage of cold air can be minimized or insulation performance can be secured.
  • the second block (65) is connected to the inner or outer surface of the first plate (111) of the first insulation body (110) and the first plate (211) of the second insulation body (210), respectively.
  • the second block (65) may be connected in a manner in which it is attached to the inner or outer surface of the first plate (111) of the first insulation body (110) and the first plate (211) of the second insulation body (210).
  • the second block (65) may be arranged to cover the inner or outer surface of the first plate (111, 211) provided with at least a portion of the support (119, 219) disposed on the first insulation body (110) and the second insulation body (210), respectively.
  • the second block (65) By the second block (65), the diffusion of heat conducted through the support (119, 219) can be prevented, and the insulation performance can be improved.
  • the length of the portion where the second block (65) is connected to the inner surface of the first plate (111, 211) can be 30 mm or more.
  • the second block (65) can be arranged to cover the inner or outer surface of the first plate (111, 211) having at least one bar (120, 220).
  • the diffusion of heat conducted through the bar (120, 220) can be prevented, thereby reducing the occurrence of condensation or improving insulation performance.
  • the second block (65) can be connected to a support positioned at the outermost edge of the first insulation body (110) and an adjacent support positioned adjacent thereto.
  • the second block (65) is connected to the bottom of two bars (120, 220), namely, a bar (120, 220) positioned at the outermost side of the first insulation body (110) and a bar (120, 220) positioned adjacent thereto.
  • the second block (65) is connected to one side of two bars (120, 220), namely, a bar (120, 220) positioned at the outermost side of the second insulation body (210) and a bar (120, 220) positioned adjacent thereto.
  • the present invention relates to a non-overlapping insulation structure in which the vacuum space portions (115, 215) of the first insulation body (110) and the second insulation body (210) do not overlap each other in the thickness direction and the length direction.
  • the bars (120, 220) arranged at the outermost side of the first insulation body (110) and the bars (120, 220) arranged at the outermost side of the second insulation body (210) should be arranged so as not to overlap each other.
  • heat leakage can be minimized between the bars (120, 220) arranged at the outermost side of the first insulation body (110) and the bars (120, 220) arranged at the outermost side of the second insulation body (210), resulting in a structure advantageous in terms of insulation performance.
  • the insulation performance on the inside of the first plate (111, 211) on one side of the first insulation body (110) and the second insulation body (210) can be improved.
  • the first block (60) and the second block (65) may have a portion that is connected to each other.
  • another non-vacuum insulation section may be arranged between the first block (60) and the second block (65).
  • the non-vacuum insulation section may be formed of PU or an air layer.
  • first block (60) and one end of the second block (65) are connected at one point, and the first block (60) and the second block (65) may have a portion where they are connected to each other.
  • the first block (60) may have a gap formed between the first plate (111, 211) of the first insulation body (110) and the first plate (111, 211) of the second insulation body (210).
  • the insulator described above is not limited to the configuration and method of the embodiments described above, and the embodiments may be configured by selectively combining all or part of each embodiment so that various modifications can be made.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Thermal Insulation (AREA)
  • Refrigerator Housings (AREA)

Abstract

La présente invention concerne un isolant thermique comprenant une première plaque, une seconde plaque et une partie d'espace sous vide disposée entre la première plaque et la seconde plaque, au moins deux isolants thermiques étant disposés dans des directions se croisant mutuellement et étant reliés pour que leurs côtés respectifs se chevauchent partiellement entre eux, et deux isolants thermiques adjacents étant disposés de telle sorte que leurs parties d'espace sous vide ne se chevauchent pas dans la direction de l'épaisseur et dans la direction longitudinale des parties d'espace sous vide.
PCT/KR2024/011089 2023-07-31 2024-07-30 Isolant thermique Pending WO2025028981A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2023-0100012 2023-07-31
KR1020230100012A KR20250018851A (ko) 2023-07-31 2023-07-31 단열체

Publications (1)

Publication Number Publication Date
WO2025028981A1 true WO2025028981A1 (fr) 2025-02-06

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PCT/KR2024/011089 Pending WO2025028981A1 (fr) 2023-07-31 2024-07-30 Isolant thermique

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KR (1) KR20250018851A (fr)
WO (1) WO2025028981A1 (fr)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013002654A (ja) * 2011-06-13 2013-01-07 Toshiba Corp 冷蔵庫
JP2013119963A (ja) * 2011-12-06 2013-06-17 Toshiba Corp 冷蔵庫
JP2020051654A (ja) * 2018-09-25 2020-04-02 日立グローバルライフソリューションズ株式会社 冷蔵庫および断熱仕切装置
CN210688873U (zh) * 2019-09-23 2020-06-05 佛山市云米电器科技有限公司 一种保温效果好的高强度侧板及使用其的薄壁冰箱
KR20210015080A (ko) * 2019-07-31 2021-02-10 엘지전자 주식회사 진공단열모듈, 냉장고, 냉장고의 제조방법

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100343719B1 (ko) 2000-01-14 2002-07-20 엘지전자주식회사 진공 단열재 패널을 구비한 냉장고 도어
US20040226956A1 (en) 2003-05-14 2004-11-18 Jeff Brooks Cryogenic freezer
JP5422487B2 (ja) 2010-05-28 2014-02-19 株式会社東芝 冷蔵庫の断熱箱体

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013002654A (ja) * 2011-06-13 2013-01-07 Toshiba Corp 冷蔵庫
JP2013119963A (ja) * 2011-12-06 2013-06-17 Toshiba Corp 冷蔵庫
JP2020051654A (ja) * 2018-09-25 2020-04-02 日立グローバルライフソリューションズ株式会社 冷蔵庫および断熱仕切装置
KR20210015080A (ko) * 2019-07-31 2021-02-10 엘지전자 주식회사 진공단열모듈, 냉장고, 냉장고의 제조방법
CN210688873U (zh) * 2019-09-23 2020-06-05 佛山市云米电器科技有限公司 一种保温效果好的高强度侧板及使用其的薄壁冰箱

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