CN204743710U - Rice cooker with cooling function - Google Patents

Abstract

An electric cooker with a refrigeration function relates to an electric cooker. At present, the electric rice cooker has no refrigeration function, and can not keep fresh after heating food. The utility model also comprises a refrigeration cover and a heating cover, wherein the refrigeration cover comprises a refrigeration cover shell, a heat insulation plate and a refrigeration module arranged in the refrigeration cover shell, a plurality of magnetic bodies are fixed at the lower end of the refrigeration cover, a plurality of magnetic bodies are fixed at the upper and lower ends of the pot body along the circumference, and a plurality of magnetic bodies are fixed at one end of the heating cover facing the pot body along the circumference; the cooker body is provided with a power supply leading-in end. In order to be placed conveniently and avoid losing, the magnetic body is also arranged at the lower end of the cooker body, so that the refrigerating cover and the heating cover can be magnetically connected, and the refrigerating cover and the heating cover are not required to be placed at the lower end of the cooker body. The technical scheme can conveniently realize refrigeration and preservation and is convenient to carry, so that the electric rice cooker has multiple functions and has the function of refrigeration of a refrigerator.

Description

Rice cooker with cooling function

technical field

The utility model relates to an electric rice cooker.

Background technique

Electric rice cooker is the necessary cooking tool of every household at present, and its main purpose is to cook rice, stew porridge, steam vegetables, etc. without the need of people to take care of it at a certain time. When used properly, it will not burn or make raw rice, and it can keep warm automatically. Easy to use, easy to clean, no pollution, save time and effort. The rice cooker can be used in many occasions, and products of different volumes can be selected according to the size of the space and the amount of food consumed by the common population. But commonly used electric cooker can cook, heat food, but can't keep fresh. If you make an appointment to cook food 24 hours in advance, then these foods are easy to deteriorate; if the cooked food is not finished within 24 hours, if you continue to leave it in the rice cooker, the food is also prone to deterioration.

The technical problem to be solved by the cold and hot electric rice cooker is to solve the problem that the electric rice cooker has the functions of cooking, heating and cooling at the same time. First of all, the position of the cooling chip should be considered, so that the temperature of the pot body can be between -5°C and 5°C in the cooling mode, which can keep fresh food fresh. The second is to consider that the refrigeration module will not be damaged by the high-temperature steam generated by cooking food. Finally, we should consider the single group who do not have a refrigerator at home. The living space is small, and the rice cooker should be small and portable.

Utility model content

The technical problem to be solved and the technical task proposed by the utility model are to perfect and improve the existing technical solutions, and to provide an electric rice cooker with a cooling function , so as to achieve the purpose of cooling and keeping fresh in addition to the function of a conventional electric rice cooker. For this reason, the utility model takes the following technical solutions.

An electric rice cooker with cooling function, comprising a cooking body, a handle arranged on the upper part of the cooking body, and an operation panel arranged on the side of the cooking body, the lower part of the cooking body is provided with a heater, and it is characterized in that: The electric cooker also includes a cooling cover and a heating cover. The cooling cover includes a cooling cover housing, a heat insulation plate and a refrigeration module installed in the cooling cover housing. A plurality of magnetic bodies are fixed at the lower end of the cooling cover. The upper and lower ends of the pot body are fixed with a plurality of magnetic bodies along the circumference, and the heating cover is fixed with a plurality of magnetic bodies along the circumference toward one end of the pot body; The upper end or the lower end are magnetically connected; the pot body is provided with a power supply lead-in end. For convenient placement and avoiding loss, a magnetic body is also provided at the lower end of the pot body, so that the cooling cover and the heating cover can be magnetically connected. Of course, the cooling cover and the heating cover do not have to be placed at the lower end of the pot body. This technical solution realizes the cooling and fresh-keeping functions of the rice cooker except for the heating function. When refrigeration is required, the cooling cover is placed on the upper end of the cooker body, and the heating cover is placed on the lower end of the cooker body. When heating is required, the cooling cover and The position of the heating cover is interchangeable; through the mutual attraction of the magnetic bodies, the connection and placement of the cooling cover and the heating cover with the pot body are realized, which is convenient to use.

As a further improvement and supplement to the above technical solution, the utility model also includes the following additional technical features.

The refrigeration module includes a fan, a radiator, a semiconductor refrigeration sheet, a temperature conducting plate, and a driver electrically connected to the fan and the semiconductor refrigeration sheet; a through hole is arranged in the upper and lower directions in the middle of the heat shield, and the refrigeration module is provided with On the top of the heat insulation board, a temperature conduction plate is arranged on the top of the heat insulation board, and the semiconductor refrigeration sheet is closely attached to the top of the temperature conduction plate, and the driver is a built-in driver or an external driver. The radiator is arranged on the semiconductor cooling sheet, the radiator is provided with a plurality of cooling fins arranged in the circumferential direction, and the fan is located in the middle of the radiator. The temperature guide plate can be an aluminum plate with good thermal conductivity, etc.; the driver is used to provide electric energy for the fan and the semiconductor cooling chip. When it is a built-in driver, it can be installed on the radiator; when the occupied space is reduced, the heat dissipation is not affected at the same time. As a result, the fan is embedded in the middle of the radiator. The semiconductor refrigeration method has a simple structure and small size, and the temperature conducting plate, cooling fan and radiator can quickly conduct heat conduction.

The pot body includes a side shell, a pot body upper shell and a pot body. The pot body upper shell is connected with the side shell through pot screws, and the internal structure of the pot body upper shell and the side shell forms a The cavity is closed, and an insulating material is arranged between the side shell and the pot body. Strengthen the insulation effect.

The refrigerating cover shell includes a refrigerating cover lower shell, a refrigerating cover side shell, and a refrigerating cover upper shell. The upper part of the cooling cover is provided with a bottom plate of the cooling cover, and the heat insulation plate is arranged on the bottom plate of the cooling cover. tuyere. The lower casing of the cooling cover, the heat insulation plate and the side casing of the cooling cover form a closed cavity. It is convenient to realize heat preservation and air-cooled heat dissipation.

The upper casing of the pot body is provided with two metal gaskets, and the lower casing of the refrigeration cover is provided with two metal gaskets, and the metal gaskets of the pot body and the metal gaskets of the refrigeration cover are relatively conductive. The circuit between the cooling cover and the pot body enables the cooling cover to be energized; the power input end of the pot body includes a mains power input end and a low-voltage direct current input end, and the low-voltage direct current input end is connected to an external driver as an input fan Power supply with the semiconductor refrigerating sheet; the two metal gaskets of the housing under the cooling cover are electrically connected to the low-voltage direct current lead-in end; the mains power lead-in end is electrically connected to the heater of the pot body. The working current can be conveniently and safely introduced from the pot body to the working circuit of the refrigeration cover without cables.

The refrigeration module is fixed on the heat insulation board through a metal bracket. Prevent movement of the cooling module.

The lower end of the side shell of the pot body is provided with multiple power supply jacks as power supply inlets. The working current of different voltages can be input at the same time.

The heating cover includes an upper shell of the heating cover, an inner cover of the heating cover, and a lower shell of the heating cover. A plurality of through holes are arranged in the middle of the inner cover of the heating cover. The top side of the upper shell of the heating cover A plurality of strip-shaped through holes are provided. To facilitate the escape of hot steam during heating.

The plurality of magnetic bodies of the refrigeration cover are embedded in the magnetic body seat of the lower casing of the refrigeration cover, and the plurality of magnetic bodies at the upper and lower ends of the pot body are embedded in the magnetic body seats at the upper and lower ends of the pot body, The plurality of magnetic bodies of the heating cover are embedded in the magnetic seat of the lower shell of the heating cover. Simple and convenient magnetic body fixing method.

The metal spacers are fixed by screws. The screws can not only fix the metal gasket but also connect to related circuits.

The heat insulation board is provided with a plurality of cylinders with threaded through holes inside, and the two ends of the metal bracket are provided with through holes, and the metal bracket and the heat insulation board are fixed by screws from top to bottom Pass through the through hole of the metal bracket and fasten on the inner threaded cylinder of the heat shield. Simple and practical fixing method.

The handle is U-shaped, and the two ends of the U-shaped are embedded in two small holes provided on the upper side of the pot body, and the U-shaped handle is connected to the pot body in rotation. The edges and corners of the U-shaped handle are all over-arc. Can be easily carried.

Beneficial effect: it can conveniently realize refrigeration and preservation, and is convenient to carry, so that the rice cooker has multiple functions, and also has the function of refrigerator for refrigeration.

Description of drawings

Fig. 1 is the structural representation of the utility model.

Fig. 2 is a schematic diagram of the blasting of the refrigeration cover of the present invention.

Fig. 3 is a schematic cross-sectional structure diagram of the utility model.

Fig. 4 is a schematic diagram of the blasting of the heating cover of the present invention.

In the figure: 1-handle; 2-cooling cover; 3-pot body; 4-operating panel; 5-heating cover; 6-multiple jack; 7-screw; 8-metal gasket; 9-magnetic body; 200-cooling cover shell; 201-cooling cover side shell; 202-fan; 203-radiator; 204-cooling module; 205-driver; ; 209-refrigeration cover upper shell; 210-refrigeration cover lower shell; 211-refrigeration cover bottom plate; 212-metal bracket; 301-pot body upper shell; Body; 501-heating cover upper shell; 502-heating cover inner cover; 503-heating cover lower shell.

Detailed ways

The technical solution of the utility model is described in further detail below in conjunction with the accompanying drawings of the description.

As shown in Fig. 1-4, the electric rice cooker with cooling function includes a cooker body 3, a handle 1 arranged on the upper part of the cooker body 3, an operation panel 4 arranged on the side of the cooker body, a cooling cover 2, and a heating cover 5. In order to achieve refrigeration and heat preservation, the refrigeration cover 2 includes a refrigeration cover housing 200, a heat insulation board 208, and a refrigeration module 204 installed in the refrigeration cover housing 200. In order to achieve small-volume efficient refrigeration and heat dissipation, the refrigeration The module includes a fan 202, a radiator 203, a semiconductor cooling chip 206, a driver 205, and a temperature guide plate 207. In order to facilitate the transfer of cold air into the pot body 3, the heat insulation plate 208 is provided with through holes in the upper and lower directions. The refrigeration module 204 is set on the heat insulation board 208. In order to facilitate the low temperature transmission obtained by the semiconductor refrigeration, the heat insulation plate 208 is provided with a temperature conduction plate 207, and the semiconductor refrigeration sheet 206 is closely attached to the temperature conduction plate. On the top of the plate 207, in order to facilitate the heat dissipation of the semiconductor cooling sheet 206, the radiator 203 is arranged on the top of the semiconductor cooling sheet 206, and the fan 202 is embedded in the middle of the radiator 203.

In order to fix the refrigeration module, the heat insulation board 208 is provided with a plurality of cylinders with threaded holes inside, and the refrigeration module 204 is fixed on the heat insulation board 208 through the metal bracket 212 . Both ends of the metal bracket 212 are provided with through holes, and the fixing method between the metal bracket 212 and the heat insulation board 208 is that the screws pass through the through holes of the metal bracket 212 from top to bottom and are fastened to the heat insulation board 208 on the internally threaded cylinder.

In order to improve the effect of temperature insulation and heat dissipation, the cooling cover housing 200 includes a cooling cover lower housing 210, a cooling cover side housing 201, and a cooling cover upper housing 209. The cooling cover lower housing 210 is connected with the cooling cover screw 7. The side housing 201 is connected, and the middle upper part of the cooling cover lower housing 210 is provided with a cooling cover bottom plate 211, and the heat insulation plate 208 is arranged on the top of the cooling cover bottom plate 211, and the cooling cover side housing 201 Ventilation and heat dissipation holes are provided, and a ventilation air inlet is provided in the middle of the cooling cover upper housing 209 . The lower casing 210 of the cooling cover, the heat insulation plate 208 and the side casing 201 of the cooling cover form a closed cavity. The pot body 3 includes a side shell 302, a pot body upper shell 301 and a pot body 304, the pot body upper shell 301 is connected with the side shell 302 by the pot body screw 7, and the pot body upper shell 301 A closed cavity is formed with the internal structure of the side casing 302 , and an insulating material 303 is arranged between the side casing 302 and the pot body 304 .

In order to facilitate the dissipation of overpressure hot steam in the pot body 3, the heating cover 5 includes a heating cover upper casing 501, a heating cover inner cover 502, and a heating cover lower casing 503, and the heating cover inner cover 502 is provided with a A plurality of through holes, the top side of the housing 501 on the heating cover is provided with a plurality of strip-shaped through holes.

In order to facilitate the fixing of the cooling cover 2, the heating cover 5 and the pot body 3, the lower end of the cooling cover 2 is fixed with a plurality of magnetic bodies 9, and the upper and lower ends of the pot body 3 are fixed with a plurality of magnetic bodies along the periphery. 9. A plurality of magnetic bodies 9 are fixed along the periphery of the heating cover 5 toward one end of the pot body 3 . The plurality of magnetic bodies 9 of the refrigeration cover 2 are embedded in the magnetic body 9 seat of the lower housing 210 of the refrigeration cover, and the plurality of magnetic bodies 9 at the upper and lower ends of the pot body 3 are embedded in the upper and lower sides of the pot body 3 In the magnetic body 9 seats at both ends, the plurality of magnetic bodies 9 of the heating cover 5 are embedded in the magnetic body 9 seats of the lower casing 503 of the heating cover.

In order to transfer the working current in the pot body 3 to the working circuit of the cooling cover, the upper casing 301 of the cooking pot is provided with two metal gaskets 8, and the lower casing 210 of the cooling cover is provided with two metal gaskets sheet 8, the metal gasket 8 of the pot body 3 is opposite to the metal gasket 8 of the cooling cover 2, and the circuit between the cooling cover 2 and the pot body 3 is connected to make the cooling cover 2 energized. Wherein, the metal gasket 8 is fixed by the screw 7 .

When the driver is an external driver, the power lead-in end of the pot body 3 includes a mains power lead-in end and a low-voltage direct current lead-in end, and the low-voltage direct current lead-in end is connected to the external drive to supply power for the input fan 202 and the semiconductor cooling plate 206; The two metal gaskets 8 of the lower casing 210 of the cooling cover are electrically connected to the low-voltage direct current lead-in end; the mains power lead-in end is electrically connected to the heater of the pot body 3 .

When the driver is a built-in driver, the driver can be located on the semiconductor cooling chip 206, in order to facilitate the heat dissipation of the driver 205 and the semiconductor cooling chip 206, the radiator 203 is arranged on the semiconductor cooling chip 206 and the driver 205 top. The power lead-in end of the pot body 3 only needs the mains power lead-in end, and the mains power lead-in end is in contact with the two metal gaskets 8 of the lower case 210 of the refrigeration cover through the two metal gaskets 8 of the upper shell of the pot body. The electrical connection of the built-in driver 205 is realized.

For the convenience of carrying, the handle 1 is U-shaped, and the two ends of the U-shaped are embedded in two small holes provided on the upper side of the pot body 3, and the U-shaped handle 1 and the pot body 3 are rotationally connected. The edges and corners of the U-shaped handle are all over-arc.

When cooling, the heating cover 5 can temporarily be placed under the pot body 3 with the magnetic part upside down because it is useless, and it is sucked together with the pot body 3, and the cooling cover 2 is placed on the pot body 3 with the magnetic body part facing down. The upper surface of the lid is sucked together with the pot body 3, and the cooling cover 2 is in contact with the respective two metal gaskets 8 on the pot body 3 to form a circuit path. Insert the 220v AC and 12V DC multi-way plugs into the multi-way power jack 6 at the lower end of the casing 302 on the side of the pot body 3, turn on the cooling button on the operation panel 4 on the side of the pot body 3, and set the cooling and freshness settings at the same time. Related parameters, the 12v direct current is transmitted to the driver 205 of the refrigeration cover 2 through the circuit of the pot body 3 and the metal gasket 8, and the refrigeration module 204 starts to refrigerate. After the driver (205) is powered on, the semiconductor refrigeration chip (206) starts to work. After the temperature drops, the low temperature is conducted by the temperature guide plate (207), and it is closely attached to the bottom plate of the cooling cover (211), so that the low temperature is transmitted to the pot body 304 of the pot body (3) through the bottom plate of the cooling cover (211), and the heat insulation The plate 208 can control the heat generated by the work in the cavity above the thermal insulation plate 208 to keep the low temperature range of the lower cavity. The heat generated by the operation of the driver 205 and the semiconductor cooling sheet 206 is dissipated by the operation of the fan 202 and the radiator 203, and the heat is dissipated from the heat dissipation holes of the side housing 201 of the cooling cover. It can realize refrigeration and fresh keeping conveniently. When the refrigeration is working, the 220v circuit is disconnected. The refrigeration method adopts semiconductor refrigeration, relies on electronic chip refrigeration, uses special semiconductor materials to form P-N junctions, forms thermocouple pairs, and produces Peltier effect, which is a new refrigeration method through direct current refrigeration. The refrigeration range is around -5°C-5°C, no pollution, small size, low cost, no vibration, no noise during operation, and long life.

When heating as an electric rice cooker, the refrigeration cover 2 is useless, and temporarily the magnetic body part can be turned upside down and placed under the pot body 3, and it is sucked together with the pot body 3, and the heating cover is placed on the pot body with the magnetic body part facing down. The top of 3 is sucked together with the cooking pot body 3, as the lid of common electric cooker. Insert the 220v AC and 12V DC multi-way plugs into the multi-way power jack 6 at the lower end of the casing 302 on the side of the pot body 3, turn on the heating button on the operation panel 4 on the side of the pot body 3, and set the relevant parameters for heating at the same time , 220v AC power will act on the heating ring of the rice cooker to start heating.

The rice cooker with cooling function shown in the above Figures 1-4 is a specific embodiment of the utility model, which has already reflected the substantive features and progress of the utility model, and can be used according to actual needs under the inspiration of the utility model. The equivalent modification of its shape, structure and other aspects are all within the scope of protection of this scheme.

Claims (10)

1. An electric rice cooker with cooling function, including a cooker body (3), a handle (1) arranged on the upper part of the cooker body (3), an operation panel (4) arranged on the side of the cooker body, and the lower part of the cooker body is provided with The heater is characterized in that it also includes a cooling cover (2) and a heating cover (5), and the cooling cover (2) includes a cooling cover shell (200), a heat insulation board (208) and is installed on the cooling cover For the refrigeration module (204) in the casing (200), the lower end of the refrigeration cover (2) is fixed with a plurality of magnetic bodies (9), and the upper and lower ends of the pot body (3) are fixed with several A magnetic body (9), the heating cover (5) is fixed with a plurality of magnetic bodies (9) along the circumference towards one end of the pot body (3); the cooling cover (2) and the heating cover (5) pass through The magnetic body (9) is magnetically connected with the upper end or the lower end of the pot body (3); the pot body (3) is provided with a power lead-in end. 2. The rice cooker with cooling function according to claim 1, characterized in that: the cooling module includes a fan (202), a radiator (203), a temperature conducting plate (207), a semiconductor cooling sheet (206) and A driver (205) electrically connected to the fan (202) and the semiconductor cooling plate (206); the heat insulation plate (208) is provided with a through hole in the middle of the upper and lower directions, and the refrigeration module (204) is arranged on the heat insulation plate (208), a heat conduction plate (207) is arranged on the heat shield (208), the semiconductor refrigeration sheet (206) is close to the heat conduction plate (207), and the driver (205 ) is a built-in driver or an external driver, the radiator (203) is arranged on the top of the semiconductor cooling fin (206), and the radiator (203) is provided with a plurality of circumferentially arranged cooling fins, so The aforementioned fan (202) is located in the middle of the radiator (203). 3. The electric rice cooker with cooling function according to claim 1, characterized in that: the cooker body (3) includes a side shell (302), an upper shell (301) and a pot body (304), The upper casing (301) of the pot body is connected to the side casing (302) through the body screw (7), and the inner structure of the upper casing (301) of the pot body (301) and the side casing (302) forms a closed cavity, An insulating material (303) is arranged between the side shell (302) and the pot body (304). 4. The electric rice cooker with cooling function according to claim 3, characterized in that: the cooling cover shell (200) comprises a cooling cover lower shell (210), a cooling cover side shell (201), a cooling cover The upper casing (209), the lower casing of the cooling cover (210) is connected with the side casing (201) through the cooling cover screw (7), and the upper middle part of the cooling cover lower casing (210) is provided with a cooling cover bottom plate (211), the heat insulation plate (208) is arranged on the bottom plate of the cooling cover (211), the side shell of the cooling cover (201) is provided with ventilation and cooling holes, and the upper shell of the cooling cover ( 209) is provided with a ventilation inlet in the middle; the lower casing (210) of the cooling cover, the heat insulation plate (208) and the side casing (201) of the cooling cover form a closed cavity. 5. The electric rice cooker with cooling function according to claim 4, characterized in that: the upper shell (301) of the cooker body is provided with two metal gaskets (8), and the lower shell of the cooling cover ( 210) There are two metal gaskets (8), the metal gaskets (8) of the pot body (3) are opposite to the metal gaskets (8) of the cooling cover (2), and the cooling cover (2) and the cooking pot are connected. The circuit between the body (3) makes the cooling cover (2) energized; the power input end of the pot body (3) includes the mains power input end and the low-voltage direct current input end, and the low-voltage direct current input end is connected to the external The driver is connected to supply power for the input fan (202) and the semiconductor cooling plate (206); the two metal gaskets (8) of the lower casing (210) of the cooling cover are electrically connected to the low-voltage direct current input port; the mains power The power lead-in end is electrically connected with the heater of the pot body (3). 6. The electric rice cooker with cooling function according to claim 5, characterized in that: the cooling module (204) is fixed on the heat insulation board (208) through a metal bracket (212). 7. The electric rice cooker with cooling function according to claim 1, characterized in that: the lower end of the side shell (302) of the cooker body (3) is provided with multiple power supply jacks (6) as power supply inlets. 8. The electric rice cooker with cooling function according to claim 1, characterized in that: the heating cover (5) comprises a heating cover upper shell (501), a heating cover inner cover (502), a heating cover lower shell (503), the middle of the heating cover inner cover (502) is provided with a plurality of through holes, and the top side of the heating cover upper housing (501) is provided with a plurality of strip-shaped through holes. 9. The rice cooker with cooling function according to claim 1, characterized in that: the plurality of magnetic bodies (9) of the cooling cover (2) are embedded in the magnetic bodies ( 9) In the seat, a plurality of magnetic bodies (9) at the upper and lower ends of the pot body (3) are embedded in the magnetic body (9) seats at the upper and lower ends of the pot body (3), and the heating cover (5 ) multiple magnetic bodies (9) are embedded in the magnetic body (9) seat of the lower housing (503) of the heating cover. 10. The rice cooker with cooling function according to claim 6, characterized in that: the metal gasket (8) is fixed by screws (7); the heat insulation board (208) is provided with a plurality of internal A cylinder with threaded through holes, the two ends of the metal bracket (212) are provided with through holes, the metal bracket (212) and the heat shield (208) are fixed by screws passing through the metal from top to bottom The through hole of the bracket (212) is fastened on the inner threaded cylinder of the heat shield (208); the handle (1) is U-shaped, and the two ends of the U-shape are embedded into the side of the pot (3) In the two small holes provided on the upper part, the U-shaped handle (1) is connected with the pot body (3) for rotation; the edges and corners of the U-shaped handle are all rounded.