Refrigerator

Abstract

The utility model provides a refrigerator which comprises a semiconductor module and a refrigerator body, the refrigerator body is divided into a cold box and a hot box through a foaming layer, a cold cavity is formed in the cold box, a hot cavity is formed in the hot box, the semiconductor module comprises a cold end and a hot end, a penetrating cavity is formed in the foaming layer and communicated with the cold cavity and the hot cavity, and the semiconductor module is arranged in the penetrating cavity. The cold end faces the cold cavity and is used for reducing the temperature of the cold cavity, and the hot end faces the hot cavity and is used for increasing the temperature of the hot cavity. The box body is divided into the cold box and the hot box by the foaming layer, heat transfer between the cold box and the hot box is effectively isolated, the structure is simple, and cost is low. The through cavity is formed in the foaming layer, the semiconductor module is arranged in the through cavity, and when the semiconductor module is powered on, the cold end absorbs heat in the cold cavity so as to reduce the temperature in the cold cavity, and the hot end releases the heat into the hot cavity so as to increase the temperature in the hot cavity. Heat generated after refrigeration of the semiconductor module is fully utilized, heat efficiency is improved, and resources and space are saved.

Description

Technical Field

[0001] The utility model relates to a refrigerator. Background Art

[0002] As people's living standards improve, the requirements for quality of life are getting higher and higher, and semiconductor refrigerators and hot drink cabinets have come into being. Hot drink cabinets rely on electric heating to increase the temperature inside the cabinet, converting electrical energy into thermal energy to keep the temperature inside the cabinet at a high temperature. Generally, an electric heating device is installed at the bottom of the hot drink cabinet to heat the air inside the cabinet. Semiconductor refrigerators have the advantages of no mechanical transmission parts, no wear, no noise, long life, no need for refrigerant refrigeration, absolutely environmentally friendly, high efficiency, and low power consumption. The principle is to blow the coldness of the semiconductor refrigeration end to the semiconductor refrigerator space through the semiconductor hot end and cold end, and the air inside the refrigerator circulates at the cold end to absorb the released coldness for cooling, and the heat generated by the hot end is dissipated by external air. It causes waste of resources. At the same time, the cost of purchasing semiconductor refrigerators and hot drink cabinets is high and they occupy a large space, and the energy utilization rate is low, resulting in waste of resources. Utility Model Content

[0003] The technical problem to be solved by the utility model is to provide a refrigerator to overcome the defects of the prior art that the semiconductor refrigerator and the hot drink cabinet are separately arranged, resulting in high cost, large space occupation, low energy utilization rate and waste of resources.

[0004] The utility model solves the above technical problems through the following technical solutions:

[0005] A refrigerator, characterized in that it comprises a semiconductor module and a box body, the box body is divided into a cold box and a hot box by a foaming layer, a cold cavity is formed in the cold box, a hot cavity is formed in the hot box, the semiconductor module comprises a cold end and a hot end, a through cavity is opened on the foaming layer, the through cavity connects the cold cavity and the hot cavity, the semiconductor module is arranged in the through cavity, the cold end faces the cold cavity and is used to reduce the temperature of the cold cavity, and the hot end faces the hot cavity and is used to increase the temperature of the hot cavity.

[0006] In this solution, the box is divided into a cold box and a hot box by a foam layer, which effectively isolates the heat transfer between the cold box and the hot box. The structure is simple and the cost is low. A through cavity is opened on the foam layer, and the semiconductor module is set in the through cavity. When the semiconductor module is powered on, the cold end absorbs the heat in the cold cavity to reduce the temperature in the cold cavity, and the hot end releases the heat into the hot cavity to increase the temperature in the hot cavity. The heat generated by the semiconductor module after refrigeration is fully utilized to improve thermal efficiency and save resources and space.

[0007] Preferably, the refrigerator further comprises a mounting piece, a first end of the mounting piece extends into the foam layer, an outer surface of the first end is in contact with an inner wall surface of the foam layer, and a second end of the mounting piece extends into the through cavity and is connected to the semiconductor module.

[0008] In this solution, the mounting member is used to position and connect the semiconductor module, thereby improving the stability of the placement of the semiconductor module. In addition, the first end of the mounting member extends into the foam layer, and the outer surface of the first end fits the inner surface of the foam layer, so that the foam layer can be supported by the first end of the mounting member, thereby improving the structural strength and stability of the foam layer.

[0009] Preferably, the refrigerator further comprises a first grille, the first grille being connected to the side wall of the foaming layer facing the cold box, and the first grille at least covers the through cavity in the projection along the axis direction of the through cavity;

[0010] And / or, the refrigerator further comprises a second grille, the second grille being connected to a side wall of the foaming layer facing the heat box, and the second grille at least covering the through cavity in a projection along the axial direction of the through cavity.

[0011] In this solution, a first grille and / or a second grille is provided to cover the through cavity with a projection in the axial direction of the through cavity, thereby avoiding damage caused by accidentally touching the cold end or the hot end during use, thereby improving the safety of the device and the user experience.

[0012] Preferably, one end of the through cavity facing the cold box is arranged at the top area of ​​the foaming layer close to the cold box;

[0013] And / or, one end of the through cavity facing the heat box is arranged in a bottom area of ​​the foaming layer close to the heat box.

[0014] In this solution, the end of the through cavity close to the cold box is close to the top area of ​​the cold box, making full use of the heavy characteristic of cold air, and the cold air moves from the top to the bottom of the cold box, so that the cold air is distributed more evenly. The end of the through cavity close to the hot box is close to the bottom area of ​​the hot box, making full use of the light characteristic of hot air, and the hot air moves from the bottom to the top of the hot box, so that the hot air is distributed more evenly.

[0015] Preferably, the refrigerator further comprises a cold end heat exchange component, one end of the cold end heat exchange component is connected to the cold end, the other end of the cold end heat exchange component is arranged in the cold cavity, and the cold end heat exchange component is used to realize heat exchange between the gas in the cold cavity and the cold end;

[0016] And / or, one end of the hot end heat exchange element is connected to the hot end, and the other end of the hot end heat exchange element is arranged in the hot cavity, and the hot end heat exchange element is used to achieve heat exchange between the gas in the hot cavity and the hot end.

[0017] In this solution, a hot end heat exchange element and / or a cold end heat exchange element are provided to increase the heat exchange efficiency between the cold end and / or the hot end and the air in the box, thereby improving the efficiency of cooling and / or heating.

[0018] Preferably, the refrigerator further comprises a first fan, wherein the first fan is disposed in the cold chamber, and an air outlet of the first fan faces the cold chamber;

[0019] And / or, the refrigerator further includes a second fan, the second fan is disposed in the heat chamber, and an air outlet of the second fan faces the heat chamber.

[0020] In this solution, by providing the first fan and / or the second fan to increase the air flow speed in the cold chamber and / or the hot chamber, the heat transfer can be accelerated and the thermal efficiency can be increased.

[0021] Preferably, the refrigerator further comprises a fan grille, and the fan grille cover is arranged at the air outlet of the first fan and / or the second fan.

[0022] In this solution, a fan grille is provided at the fan outlet to avoid damage caused by accidentally touching the fan when using the refrigerator, thereby improving safety.

[0023] Preferably, the refrigerator further comprises an electric auxiliary heating element, wherein the electric auxiliary heating element is arranged in the heat cavity and is used for heating the air in the heat cavity.

[0024] In this solution, an electric auxiliary heating element is added to the heat chamber to supplement the heat chamber as needed to increase the temperature in the heat chamber to meet different usage temperatures.

[0025] Preferably, the refrigerator further comprises a sealing member, wherein the sealing member is disposed in the through cavity, wherein an inner wall surface of the sealing member is in contact with an outer wall surface of the semiconductor module, and an outer wall surface of the sealing member is in contact with an inner wall surface of the through cavity.

[0026] In this solution, a seal is sandwiched between the outer wall of the semiconductor module and the inner wall of the through cavity to increase the sealing of the cold box and the hot box, reduce heat transfer between the cold box and the hot box, reduce energy loss, and improve thermal efficiency.

[0027] Preferably, the refrigerator further comprises a first door body and a second door body, wherein the first door body sealing cover is arranged on the cold box, and the second door body cover is arranged on the hot box.

[0028] In this solution, if there is only one door body, when opening one of the cold box and the hot box, the other box will inevitably be opened, causing unnecessary heat transfer. A first door body and a second door body are respectively provided for the cold box and the hot box, so that the cold box or the hot box can be opened separately as needed, thereby reducing unnecessary losses and improving thermal efficiency.

[0029] The positive and progressive effect of the utility model is that the refrigerator of the utility model is divided into a cold box and a hot box by a foaming layer, which effectively isolates the heat transfer between the cold box and the hot box, and has a simple structure and low cost. A through cavity is opened on the foaming layer, and a semiconductor module is arranged in the through cavity. When the semiconductor module is powered on, the cold end absorbs the heat in the cold cavity to reduce the temperature in the cold cavity, and the hot end releases the heat into the hot cavity to increase the temperature in the hot cavity. The heat generated by the semiconductor module after refrigeration is fully utilized to improve thermal efficiency and save resources and space. BRIEF DESCRIPTION OF THE DRAWINGS

[0030] Figure 1 The figure is a schematic structural diagram of a refrigerator according to an embodiment of the present utility model.

[0031] Figure 2 This is a left side view of the foaming layer of a refrigerator according to one embodiment of the utility model.

[0032] Description of reference numerals:

[0033] Box 100

[0034] Hot Box 101

[0035] Hot Chamber 102

[0036] Cold box 103

[0037] Cold chamber 104

[0038] Foam layer 200

[0039] Through cavity 201

[0040] Semiconductor module 300

[0041] Cold end heat exchanger 401

[0042] Hot end heat exchange element 402

[0043] Blowing fan 501

[0044] Suction fan 502

[0045] First Grid 601

[0046] Second grid 602

[0047] Electric auxiliary heating element 700 DETAILED DESCRIPTION

[0048] A preferred embodiment is given below, and the present invention is described more clearly and completely in conjunction with the accompanying drawings.

[0049] like Figure 1 , Figure 2 As shown, the utility model discloses a refrigerator, including a semiconductor module 300 and a box body 100, the box body 100 is divided into a cold box 103 and a hot box 101 by a foaming layer 200, a cold chamber 104 is formed in the cold box 103, a hot chamber 102 is formed in the hot box 101, the semiconductor module 300 includes a cold end and a hot end, a through cavity 201 is opened on the foaming layer 200, the through cavity 201 connects the cold cavity 104 and the hot cavity 102, the semiconductor module 300 is arranged in the through cavity 201, the cold end faces the cold cavity 104 and is used to reduce the temperature of the cold cavity 104, and the hot end faces the hot cavity 102 and is used to increase the temperature of the hot cavity 102.

[0050] The box body 100 is divided into a cold box 103 and a hot box 101 by the foaming layer 200, which effectively isolates the heat transfer between the cold box 103 and the hot box 101, and has a simple structure and low cost. A through cavity 201 is opened on the foaming layer 200, and the semiconductor module 300 is arranged in the through cavity 201. When the semiconductor module 300 is powered on, the cold end absorbs the heat in the cold cavity 104 to reduce the temperature in the cold cavity 104, and the hot end releases the heat into the hot cavity 102 to increase the temperature in the hot cavity 102. The heat generated by the semiconductor module 300 after refrigeration is fully utilized to improve thermal efficiency and save resources and space.

[0051] The refrigerator also has a mounting member, the first end of which extends into the foam layer 200, the outer surface of which is in contact with the inner wall of the foam layer 200, and the second end of which extends into the through cavity 201 and is connected to the semiconductor module 300. The mounting member is used to position and connect the semiconductor module 300, thereby improving the stability of the placement of the semiconductor module 300. The first end of the mounting member extends into the foam layer 200, and the outer surface of which is in contact with the inner surface of the foam layer 200, so that the foam layer 200 can be supported by the first end of the mounting member, thereby improving the structural strength and stability of the foam layer 200.

[0052] The foaming layer 200 is vertically arranged in the box body 100, and the end of the through cavity 201 facing the cold box 103 is close to the top area of ​​the cold box 103; the end of the through cavity 201 facing the cold box 103 is close to the top area of ​​the cold box 103, making full use of the heavier characteristic of cold air, and the cold air moves from the top to the bottom of the cold box 103, making the distribution of the cold air more uniform.

[0053] In other embodiments, the shape of the through cavity 201 can be changed so that the through cavity 201 can simultaneously satisfy the conditions that the through cavity 201 near one end of the cold box 103 is close to the top area of ​​the cold box 103, and the through cavity 201 near one end of the hot box 101 is close to the bottom area of ​​the hot box 101, thereby fully utilizing the characteristics that cold air is heavier and hot air is lighter. The cold air moves from the top to the bottom of the cold box 103, making the distribution of the cold air more even, and the hot air moves from the bottom to the top of the hot box 101, making the distribution of the hot air more even.

[0054] In order to improve the heat exchange efficiency, the refrigerator also has a heat exchange component, which is specifically set as follows:

[0055] Solution 1: The refrigerator includes a cold end heat exchanger 401, one end of the cold end heat exchanger 401 is connected to the cold end, and the other end of the cold end heat exchanger 401 is arranged in the cold cavity 104. The cold end heat exchanger 401 is used to realize heat exchange between the gas in the cold cavity 104 and the cold end. The cold end heat exchanger increases the contact area between the cold end and the air in the cold cavity 104, increases the heat transfer efficiency, and enables the cold end to reduce the temperature of the cold cavity 104 more quickly.

[0056] Solution 2: The refrigerator includes a hot end heat exchanger 402, one end of the hot end heat exchanger 402 is connected to the hot end, and the other end of the hot end heat exchanger 402 is arranged in the hot cavity 102. The hot end heat exchanger 402 is used to achieve heat exchange between the gas in the hot cavity 102 and the hot end. The hot end heat exchanger increases the contact area between the hot end and the air in the hot cavity 102, increases the heat transfer efficiency, and enables the hot end to increase the temperature of the hot cavity 102 more quickly.

[0057] Solution three: The refrigerator includes a cold-end heat exchange element 401 and a hot-end heat exchange element 402, one end of the cold-end heat exchange element 401 is connected to the cold end, and the other end of the cold-end heat exchange element 401 is arranged in the cold cavity 104, and the cold-end heat exchange element 401 is used to achieve heat exchange between the gas in the cold cavity 104 and the cold end; one end of the hot-end heat exchange element 402 is connected to the hot end, and the other end of the hot-end heat exchange element 402 is arranged in the hot cavity 102, and the hot-end heat exchange element 402 is used to achieve heat exchange between the gas in the hot cavity 102 and the hot end.

[0058] In this embodiment, scheme three is selected, and the cold-end heat exchange element 401 and the hot-end heat exchange element 402 are provided at the same time, which can increase the heat transfer speed to the cold box 103 and the hot box 101 respectively, thereby increasing the thermal efficiency.

[0059] In order to further improve the heat exchange efficiency, the refrigerator also has a fan, which is set as follows:

[0060] Solution 1: The refrigerator includes a blowing fan 501, which is arranged below the cold end heat exchange element 401, and quickly blows the cold air after completing the heat exchange with the cold end heat exchange element 401 into the cold box 103, and accelerates the air flow in the cold box 103, thereby increasing the speed of heat exchange;

[0061] Solution 2: The refrigerator includes a suction fan 502, which is disposed between the hot end heat exchange element 402 and the hot chamber 102. The air in the hot box 101 is sucked to the suction fan 502 and then flows to the hot end heat exchange element 402. The air in the hot box 101 exchanges heat with the hot end heat exchange element 402 and then continues to flow into the hot box 101. The suction fan 502 also accelerates the air flow in the hot box 101, increasing the speed of heat exchange;

[0062] Solution 3: The refrigerator includes a blowing fan 501, which is arranged below the cold end heat exchange element 401, and quickly blows the cold air that has completed the heat exchange with the cold end heat exchange element 401 into the cold box 103, and accelerates the air flow in the cold box 103 to increase the speed of heat exchange; the refrigerator includes a suction fan 502, which is arranged between the hot end heat exchange element 402 and the hot cavity 102, and sucks the air in the hot box 101 to the suction fan 502 and then flows to the hot end heat exchange element 402. After the air in the hot box 101 exchanges heat with the hot end heat exchange element 402, it continues to flow into the hot box 101. The suction fan 502 also accelerates the air flow in the hot box 101 to increase the speed of heat exchange.

[0063] In this embodiment, option three is selected, and both the blowing fan 501 and the suction fan 502 are provided to increase the heat transfer speed to the cold box 103 and the hot box 101 respectively, thereby increasing the thermal efficiency.

[0064] In order to prevent users from accidentally touching components such as the semiconductor module 300 and getting injured when using the refrigerator, thereby improving the safety of the device and user experience, the refrigerator also includes a first grille 601, which is connected to the side wall of the cold box 103, and along the axial projection of the through cavity 201, the first grille 601 at least covers the through cavity 201; the refrigerator also includes a second grille 602, which is connected to the side wall of the hot box 101, and along the axial projection of the through cavity 201, the second grille 602 at least covers the through cavity 201.

[0065] In this embodiment, the blowing fan 501 and the suction fan 502 are both arranged in the through cavity 201 in the foaming layer 200, and the projection of the first grille 601 in the axial direction of the air outlet of the blowing fan 501 covers the air outlet of the blowing fan 501, and the projection of the second grille 602 in the axial direction of the air inlet of the suction fan 502 covers the air inlet of the suction fan 502, thereby preventing users from accidentally touching the fan during use. The first grille 601 and the second grille 602 are arranged in this way, and also play the role of fan grilles, saving materials and reducing costs. In other embodiments, the selection of fan types and the placement of the fan are not specifically limited, and are selected according to actual conditions.

[0066] In order to meet the requirement of higher temperature of the heat box 101, the refrigerator further includes an electric auxiliary heating element 700, which is arranged in the heat chamber 102 and is used to heat the air in the heat chamber 102. The heat chamber 102 can be supplementarily heated as needed to increase the temperature in the heat chamber 102 to meet different use temperatures.

[0067] The refrigerator further includes a seal, which is disposed in the through cavity 201, and the inner wall surface of the seal fits with the outer wall surface of the semiconductor module 300, and the outer wall surface of the seal fits with the inner wall surface of the through cavity 201. The seal is sandwiched between the outer wall surface of the semiconductor module 300 and the inner wall surface of the through cavity 201 to increase the sealing of the cold box 103 and the hot box 101, reduce the heat transfer between the cold box 103 and the hot box 101, reduce energy loss, and improve thermal efficiency.

[0068] The refrigerator further comprises a first door body and a second door body, wherein a sealing cover of the first door body is provided on the cold box 103, and a cover of the second door body is provided on the hot box 101. If there is only one door body, when one of the cold box 103 and the hot box 101 is opened, the other box 101 will inevitably be opened, causing unnecessary heat transfer. The first door body and the second door body are provided for the cold box 103 and the hot box 101 respectively, and the cold box 103 or the hot box 101 can be opened separately as needed, thereby reducing unnecessary losses and improving thermal efficiency.

[0069] The first door body is foam-molded to provide better heat insulation for the cold box 103, and the second door body is a transparent glass door body, which makes it easy to see the types of items in the hot box 101 and facilitates users to choose the items to be placed.

[0070] When the refrigerator disclosed in this embodiment is powered on and working, the semiconductor module 300 cools and heat transfer occurs, the heat of the cold end is transferred to the hot end, the cold end exchanges heat with the air of the cold chamber 104, and the contact area with the air of the cold chamber 104 is increased through the cold end heat exchange element 401, the blowing fan 501 works to accelerate the air flow in the cold box 103, thereby reducing the temperature in the cold box 103. The hot end exchanges heat with the air of the hot chamber 102, heats the air in the hot chamber 102, and increases the contact area with the air of the hot chamber 102 through the hot end heat exchange element 402, the suction fan 502 works to accelerate the air flow in the hot box 101, thereby increasing the temperature in the hot box 101, and when the temperature of the hot box 101 cannot meet the needs, the electric auxiliary heating element 700 starts to work, converting electrical energy into thermal energy, and further heating the air of the hot chamber 102.

[0071] In order to improve the intelligence and usability of the refrigerator, temperature sensors can be respectively arranged in the cold box 103 and the hot box 101, and the temperature sensors are electrically connected to the input end of the controller, and the output end of the controller is connected to the semiconductor module 300. The controller receives the temperature signal of the temperature sensor and compares it with the preset temperature in the controller, and outputs a control signal to the semiconductor module 300 to adjust the working state of the semiconductor module 300.

[0072] Although the specific implementations of the utility model are described above, those skilled in the art should understand that this is only an example, and the protection scope of the utility model is defined by the attached claims. Those skilled in the art can make various changes or modifications to these implementations without departing from the principle and essence of the utility model, but these changes and modifications fall within the protection scope of the utility model.

Claims

1. A refrigerator, characterized in that: It includes: a semiconductor module and a box body, the box body is divided into a cold box and a hot box by a foaming layer, a cold cavity is formed in the cold box, a hot cavity is formed in the hot box, the semiconductor module includes a cold end and a hot end, a through cavity is opened on the foaming layer, the through cavity connects the cold cavity and the hot cavity, the semiconductor module is arranged in the through cavity, the cold end faces the cold cavity and is used to reduce the temperature of the cold cavity, and the hot end faces the hot cavity and is used to increase the temperature of the hot cavity.

2. The refrigerator according to claim 1, characterized in that: The refrigerator also has a mounting piece, a first end of which extends into the foam layer, an outer surface of the first end is in contact with an inner wall surface of the foam layer, and a second end of the mounting piece extends into the through cavity and is connected to the semiconductor module.

3. The refrigerator according to claim 1, characterized in that: The refrigerator further comprises a first grille, the first grille being connected to the side wall of the foaming layer facing the cold box, and the first grille at least covering the through cavity in a projection along the axis direction of the through cavity; And / or, the refrigerator further comprises a second grille, the second grille being connected to a side wall of the foaming layer facing the heat box, and the second grille at least covering the through cavity in a projection along the axial direction of the through cavity.

4. The refrigerator according to claim 1, characterized in that: One end of the through cavity facing the cold box is arranged in the top area of ​​the foaming layer close to the cold box; And / or, one end of the through cavity facing the heat box is arranged in a bottom area of ​​the foaming layer close to the heat box.

5. The refrigerator according to claim 1, characterized in that: The refrigerator further comprises a cold end heat exchange component, one end of which is connected to the cold end, and the other end of which is arranged in the cold cavity, and the cold end heat exchange component is used to realize heat exchange between the gas in the cold cavity and the cold end; And / or, one end of the hot end heat exchange element is connected to the hot end, and the other end of the hot end heat exchange element is arranged in the hot cavity, and the hot end heat exchange element is used to achieve heat exchange between the gas in the hot cavity and the hot end.

6. The refrigerator according to claim 1, characterized in that: The refrigerator further comprises a first fan, which is disposed in the cold chamber, and an air outlet of the first fan faces the cold chamber; And / or, the refrigerator further includes a second fan, the second fan is disposed in the heat chamber, and an air outlet of the second fan faces the heat chamber.

7. The refrigerator according to claim 6, characterized in that: The refrigerator further comprises a fan grille, and the fan grille is covered at an air outlet of the first fan and / or the second fan.

8. The refrigerator according to claim 1, characterized in that: The refrigerator further comprises an electric auxiliary heating element, which is arranged in the heat cavity and is used for heating the air in the heat cavity.

9. The refrigerator according to claim 1, characterized in that: The refrigerator further comprises a sealing member, which is arranged in the through cavity, wherein the inner wall surface of the sealing member is in contact with the outer wall surface of the semiconductor module, and the outer wall surface of the sealing member is in contact with the inner wall surface of the through cavity.

10. The refrigerator according to claim 1, characterized in that: The refrigerator further comprises a first door body and a second door body, wherein a sealing cover of the first door body is arranged on the cold box, and a sealing cover of the second door body is arranged on the hot box.

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