Vehicle-mounted refrigerator, thermal management system and vehicle

Abstract

The utility model discloses a vehicle-mounted refrigerator, a heat management system and a vehicle. The vehicle-mounted refrigerator comprises an inner container and a heat management system, the cold plate is arranged on the outer side of the inner container; the pipeline assembly is arranged on the side, away from the inner container, of the cold plate, the pipeline assembly comprises two refrigerant pipeline sets, each refrigerant pipeline set comprises a first part and a second part, the first parts and the second parts are connected, the second parts extend in the first direction, the first parts extend in the second direction, and the second parts extend in the second direction. The first parts of the two refrigerant pipeline sets are arranged on the two sides of the cold plate in the first direction respectively, and the second parts of the two refrigerant pipeline sets are arranged on one side of the cold plate in the second direction. The refrigerant pipeline sets are arranged on the two sides, in the first direction, of the cold plate and one side, in the second direction, of the cold plate correspondingly, that is, the refrigerant pipeline sets form a three-face heat exchange structure, an inner container of the vehicle-mounted refrigerator can be pulled, and therefore the diversity and adaptability of door opening modes of the vehicle-mounted refrigerator are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of vehicle-mounted refrigerators, in particular to a vehicle-mounted refrigerator, a thermal management system and a vehicle. Background Art

[0002] As the vehicle market gradually expands, users' demands for vehicle functions are gradually increasing. For example, smart cabin car refrigerators have become one of the optional accessories for vehicles. Car refrigerators mainly include: cooling, heating, sterilization and other functions.

[0003] In the related art, common ways to open the door of a car refrigerator are to open the lid from above or to pull out the inner liner. When the car refrigerator does not meet the conditions for opening the lid from above, the solution of pulling out the inner liner needs to be considered.

[0004] However, the car refrigerator heat exchanger solution is formed by a harmonica tube surrounding the inner tank, and the collecting pipe is connected to the system pipeline, resulting in the inner tank being fixed in position and unable to move, and unable to meet the conditions for pulling out the inner tank. Utility Model Content

[0005] The utility model aims to solve at least one of the technical problems existing in the prior art. To this end, the utility model proposes a vehicle refrigerator, wherein the refrigerant pipeline groups are respectively arranged on both sides of the cold plate in the first direction and on one side in the second direction, that is, the refrigerant pipeline groups form a three-sided heat exchange structure, so that the inner tank of the vehicle refrigerator can be pulled out.

[0006] The utility model also provides a thermal management system.

[0007] The utility model further provides a vehicle.

[0008] According to the vehicle refrigerator of the first aspect of the utility model, the vehicle refrigerator includes: an inner tank; a cold plate, the cold plate is arranged on the outside of the inner tank; a pipeline assembly, the pipeline assembly is arranged on the side of the cold plate away from the inner tank, and the pipeline assembly includes: two refrigerant pipeline groups, wherein the two refrigerant pipeline groups each include: a first part and a second part, the first part and the second part are connected to each other, the second part extends in a first direction, and the first part extends in a second direction, the first parts of the two refrigerant pipeline groups are respectively arranged on both sides of the cold plate in the first direction, and the second parts of the two refrigerant pipeline groups are arranged on one side of the cold plate in the second direction.

[0009] According to the vehicle refrigerator of the embodiment of the utility model, the refrigerant pipeline groups are respectively arranged on both sides of the cold plate in the first direction and on one side in the second direction, that is, the refrigerant pipeline groups form a three-sided heat exchange structure, so that the inner tank of the vehicle refrigerator can be pulled out, thereby improving the diversity and adaptability of the vehicle refrigerator door opening methods.

[0010] According to some embodiments of the utility model, the pipeline assembly also includes: a first collecting pipe and two second collecting pipes, one end of the two refrigerant pipeline groups is connected to the two ends of the first collecting pipe in the first direction, and the other end of the two refrigerant pipeline groups is respectively connected to the two second collecting pipes.

[0011] According to some embodiments of the utility model, the first collecting pipe is provided with a liquid inlet and a liquid outlet spaced apart in the third direction; the vehicle-mounted refrigerator also includes: a liquid inlet pipe assembly and a liquid outlet pipe assembly, one end of the liquid inlet pipe assembly is connected to the liquid inlet, and one end of the liquid outlet pipe assembly is connected to the liquid outlet.

[0012] According to some embodiments of the utility model, the liquid inlet pipe assembly and the liquid outlet pipe assembly both include: a pipeline and a first joint, the pipeline is connected between the first joint and the first collecting pipe, the first joint is provided with a mounting hole, the first joint is used to be connected to the air-conditioning system and is fixedly connected to the air-conditioning system through the mounting hole.

[0013] According to some embodiments of the utility model, the first collecting pipe includes: a tube body, two end covers and a partition, the two end covers are arranged at both ends of the tube body, the partition is arranged in the tube body and divides the tube body into a liquid inlet cavity and a liquid outlet cavity, and the tube body is connected to the refrigerant tube group.

[0014] According to some embodiments of the present invention, the pipeline assembly further includes: two first headers and two second headers, one end of the refrigerant pipeline group is connected to the two first headers and the other end is connected to the two second headers.

[0015] According to some embodiments of the utility model, the vehicle refrigerator also includes: a liquid inlet pipe assembly and a liquid outlet pipe assembly, one end of the liquid inlet pipe assembly is connected to the two first collecting pipes and the other end is connected to the air-conditioning system, one end of the liquid outlet pipe assembly is connected to the two first collecting pipes and the other end is connected to the air-conditioning system.

[0016] According to some embodiments of the present utility model, the pipeline assembly also includes: two second joints, one of which is connected to the two first collecting pipes and is connected to the liquid inlet pipe assembly, and the other second joint is connected to the two first collecting pipes and is connected to the liquid outlet pipe assembly.

[0017] According to some embodiments of the utility model, the vehicle refrigerator further includes: a cover plate assembly, the cover plate assembly includes: a top cover and a fan, the top cover is arranged on the upper end of the inner tank, and the fan is fixed to the top cover and arranged opposite to the inner tank.

[0018] According to some embodiments of the utility model, at least two air ducts are arranged on the cover plate, and at least two of the air ducts extend in the second direction, one end of the air duct is connected to the fan and the other end is arranged opposite to the inner tank.

[0019] According to some embodiments of the utility model, the inner liner includes: a base and a liner body, the liner body and the base are connected to each other, and the liner body is provided with a plurality of ventilation holes spaced apart from each other.

[0020] According to the second aspect of the present invention, the thermal management system includes an air-conditioning system and a vehicle-mounted refrigerator, wherein the vehicle-mounted refrigerator and the air-conditioning system are connected via the refrigerant pipeline.

[0021] The vehicle according to the third aspect of the present utility model includes the thermal management system or the vehicle refrigerator.

[0022] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] The above and / or additional aspects and advantages of the present invention will become apparent and easily understood from the description of the embodiments in conjunction with the following drawings, in which:

[0024] Figure 1 is a structural schematic diagram of a vehicle refrigerator according to an embodiment of the utility model;

[0025] Figure 2 It is a schematic diagram of the structure of the cooperation between the pipeline assembly and the inner tank according to the first embodiment of the utility model;

[0026] Figure 3 It is a structural schematic diagram of a pipeline assembly according to the second embodiment of the utility model;

[0027] Figure 4 It is a schematic diagram of the structure of the first manifold and the second joint cooperating with each other according to an embodiment of the utility model;

[0028] Figure 5 is a structural schematic diagram of a cover plate assembly according to an embodiment of the utility model;

[0029] Figure 6 is a schematic structural diagram of an inner container according to an embodiment of the utility model;

[0030] Figure 7 It is a structural schematic diagram of a liquid outlet pipe assembly according to an embodiment of the utility model.

[0031] Reference numerals:

[0032] 100. Car refrigerator;

[0033] 10. Pipeline assembly; 11. Refrigerant pipeline group; 111. Refrigerant pipe; 12. First header; 121. Liquid inlet; 122. Liquid outlet; 123. Tube body; 124. End cover; 125. Partition plate; 13. Second header; 14. Second joint;

[0034] 20. Liquid inlet pipe assembly; 21. Liquid outlet pipe assembly; 22. Pipeline; 23. First joint; 24. Mounting hole;

[0035] 30. Cover plate assembly; 31. Top cover; 311. Air duct; 32. Fan;

[0036] 40. Inner liner; 41. Base; 42. Body; 43. Ventilation holes;

[0037] 50. Cold plate. DETAILED DESCRIPTION

[0038] The embodiments of the present utility model are described in detail below. The embodiments described with reference to the accompanying drawings are exemplary. The embodiments of the present utility model are described in detail below.

[0039] Reference below Figure 1-Figure 7 The vehicle refrigerator 100 according to the embodiment of the present invention is described, and the present invention also provides a vehicle.

[0040] Among them, refer to Figure 1 As shown, the first direction is the length direction of the vehicle refrigerator, and the second direction is the width direction of the vehicle refrigerator.

[0041] like Figure 1 As shown, the vehicle refrigerator 100 of the embodiment of the utility model includes: an inner tank 40, a cold plate 50 and a pipe assembly 10, wherein the cold plate 50 is arranged outside the inner tank 40, and the pipe assembly 10 is arranged on the side of the cold plate 50 away from the inner tank 40. That is, the pipe assembly 10 is arranged outside the cold plate 50, and a refrigerant flows in the pipe assembly 10, that is, the refrigerant can exchange heat with the cold plate 50 when flowing in the pipe assembly 10, so that the temperature of the cold plate 50 is reduced. The cold plate 50 transfers the cold energy to the inner tank 40, so that the temperature of the inner tank 40 is reduced, and the functions of cooling or refrigerating the inner tank 40 can be realized.

[0042] like Figure 1-Figure 3As shown, the pipeline assembly 10 includes: two refrigerant pipeline groups 1111, and the two refrigerant pipeline groups 11 each include: a first part and a second part, the first part and the second part are connected to each other, the second part extends in the first direction, and the first part extends in the second direction, the first parts of the two refrigerant pipeline groups 11 are respectively arranged on both sides of the cold plate 50 in the first direction, and the second parts of the two refrigerant pipeline groups 11 are arranged on one side of the cold plate 50 in the second direction. In this way, the two refrigerant pipeline groups 11 are respectively arranged on both sides of the cold plate 50 in the first direction and on one side of the second direction, that is, the refrigerant pipeline group 11 is not arranged on the other side of the cold plate 50 in the second direction, so that the refrigerant pipeline group 11 forms a three-sided heat exchange structure on the outside of the cold plate 50, so that the inner tank 40 of the vehicle refrigerator 100 can be pulled out.

[0043] The refrigerant pipe group 11 is composed of a plurality of refrigerant pipes 111 spaced apart in the vertical direction.

[0044] Refrigerants include Freon and hydrofluorocarbons, such as R-22, R-410A, R-134a, etc.

[0045] Therefore, the refrigerant pipeline group 11 is respectively arranged on both sides of the cold plate 50 in the first direction and on one side in the second direction, that is, the refrigerant pipeline group 11 forms a three-sided heat exchange structure, so that the inner tank 40 of the vehicle refrigerator 100 can be pulled out, thereby improving the diversity and adaptability of the door opening methods of the vehicle refrigerator 100.

[0046] Embodiment 1 of the present utility model is as follows: Figure 2 As shown, the pipeline assembly 10 also includes: a first header 12 and two second headers 13, one end of the two refrigerant pipeline groups 11 is connected to the two ends of the first header 12 in the first direction, and the other ends of the two refrigerant pipeline groups 11 are respectively connected to the two second headers 13. In other words, one end of the two refrigerant pipeline groups 11 is connected to the first header 12, that is, the first header 12 is a liquid inlet pipe, and the refrigerant flows to the two refrigerant pipeline groups 11 after entering the first header 12. The refrigerant will continue to exchange heat with the cold plate 50 during the process of flowing in the refrigerant pipeline group 11, so that the temperature of the cold plate 50 is reduced, and the cold plate 50 will transfer the cold energy to the inner tank 40, so that the temperature of the inner tank 40 of the vehicle refrigerator 100 is reduced, and the refrigerant will converge in the second header 13 and then flow back to the first header 12, and finally flow back to the air conditioning system.

[0047] In addition, both ends of the refrigerant pipe group 11 are welded to the first header 12 and the second header 13 respectively.

[0048] Specifically, the first manifold 12 is provided with a liquid inlet 121 and a liquid outlet 122 spaced apart in the third direction. That is, a liquid inlet cavity and a liquid outlet cavity are provided in the first manifold 12, the liquid inlet cavity is connected to the liquid inlet 121, and the liquid outlet cavity is connected to the liquid outlet 122, so that the refrigerant flows to the two refrigerant pipeline groups 11 respectively after entering the liquid inlet cavity through the liquid inlet 121, and the refrigerant flows back to the liquid outlet cavity after heat exchange between the two refrigerant pipeline groups 11, and finally flows back to the air conditioning system through the liquid outlet cavity and the liquid outlet 122.

[0049] And, if Figure 1 and Figure 2 As shown, the vehicle refrigerator 100 further includes: a liquid inlet pipe assembly 20 and a liquid outlet pipe assembly 21, one end of the liquid inlet pipe assembly 20 is connected to the liquid inlet 121, and one end of the liquid outlet pipe assembly 21 is connected to the liquid outlet 122. That is, the first manifold 12 is connected with the liquid inlet pipe assembly 20 and the liquid outlet pipe assembly 21, one end of the liquid inlet pipe assembly 20 is connected to the liquid inlet 121, so that the refrigerant can flow into the liquid inlet cavity through the liquid inlet pipe assembly 20 and the liquid inlet 121; similarly, one end of the liquid outlet pipe assembly 21 is connected to the liquid outlet 122, so that the refrigerant can flow out of the liquid outlet cavity through the liquid outlet pipe assembly 21 and the liquid outlet 122.

[0050] like Figure 7 As shown, the liquid inlet pipe assembly 20 and the liquid outlet pipe assembly 21 both include: a pipeline 22 and a first joint 23, and the pipeline 22 is connected between the first joint 23 and the first manifold 12. That is, the liquid inlet pipe assembly 20 and the liquid outlet pipe assembly 21 are both composed of the pipeline 22 and the first joint 23, wherein one end of the pipeline 22 can be connected to the liquid inlet 121 or the liquid outlet 122, and in addition, the other end of the pipeline 22 can be connected to the first joint 23.

[0051] Among them, refer to Figure 7 As shown, the first joint 23 is provided with a mounting hole 24, and the first joint 23 is used to communicate with the air conditioning system and is fixedly connected to the air conditioning system through the mounting hole 24. Thus, the first joint 23 is provided with a mounting hole 24, and the mounting hole 24 can be a screw hole, that is, the first joint 23 can be fixed to the air conditioning system by screws. In addition, the first joint 23 is also connected with the air conditioning system, so that the refrigerant in the air conditioning system can flow to the first manifold 12 through the first joint 23 and the pipeline 22.

[0052] In addition, if Figure 4As shown, the first manifold 12 includes: a tube body 123, two end covers 124 and a partition 125, the two end covers 124 are arranged at both ends of the tube body 123, the partition 125 is arranged in the tube body 123 and divides the tube body 123 into a liquid inlet cavity and a liquid outlet cavity, and the tube body 123 is connected to the refrigerant tube 111 group. That is, the tube body 123 is respectively provided with end covers 124 at both ends, and the end covers 124 can seal the tube body 123 to form a closed chamber. In addition, a partition 125 is arranged in the tube body 123, a liquid inlet cavity is formed between one side of the partition 125 and one of the end covers 124, and a liquid outlet cavity is formed between one side of the partition 125 and the other end cover 124.

[0053] In addition, the end cover 124 and the cover plate are both welded to the tube body 123 .

[0054] In addition, the second embodiment of the present utility model is as follows: Figure 3 and Figure 4 As shown, the pipeline assembly 10 also includes: two first headers 12 and two second headers 13, and one end of the refrigerant pipeline group 11 is connected to the two first headers 12 and the other end is connected to the two second headers 13. In other words, the pipeline assembly 10 is composed of two first headers 12 and two second headers 13, that is, one end of one refrigerant pipeline group 11 is connected to one of the first headers 12 and the other end is connected to one of the second headers 13, and one end of another refrigerant pipeline group 11 is connected to another first header 12 and the other end is connected to another second header 13.

[0055] In addition, if Figure 1 As shown, the vehicle refrigerator 100 further includes: a liquid inlet pipe assembly 20 and a liquid outlet pipe assembly 21. One end of the liquid inlet pipe assembly 20 is connected to the two first headers 12 and the other end is connected to the air conditioning system. One end of the liquid outlet pipe assembly 21 is connected to the two first headers 12 and the other end is connected to the air conditioning system. In other words, the liquid inlet pipe assembly 20 can be connected to the two first headers 12, and the liquid outlet pipe assembly 21 can be connected to the two first headers 12 assemblies. In this way, the liquid inlet of the pipeline assembly 10 can be realized by one liquid inlet pipe assembly 20, and the liquid outlet of the pipeline assembly 10 can be realized by one liquid outlet pipe assembly 21, which can effectively reduce the space occupied by the vehicle refrigerator 100.

[0056] Furthermore, if Figure 3 and Figure 4As shown, the pipeline assembly 10 further includes: two second joints 14, wherein one of the second joints 14 is connected to the two first headers 12 and is connected to the liquid inlet pipe assembly 20, and the other second joint 14 is connected to the two first headers 12 and is connected to the liquid outlet pipe assembly 21. In other words, the second joint 14 can be a three-way pipe, that is, one end of the second joint 14 can be connected to the liquid inlet pipe assembly 20 or the liquid outlet pipe assembly 21, and the other end of the second joint 14 can be connected to the liquid inlet 121 of the two first headers 12, so that the refrigerant in the liquid inlet pipe assembly 20 can flow to the two first headers 12 respectively.

[0057] Among them, refer to Figure 4 As shown, the second connector 14 is tilted relative to the first direction, so that when the second connector 14 is connected to the two first manifolds 12, the distance between the two first manifolds 12 is smaller due to the tilted configuration of the second connector 14, thereby effectively reducing the space occupied by the vehicle refrigerator 100.

[0058] In addition, if Figure 1 and Figure 5 As shown, the vehicle refrigerator 100 further includes: a cover assembly 30. Thus, the cover assembly 30 is provided on the upper end cover 124 of the inner liner 40, so that a receiving space can be formed between the inner liner 40 and the cover assembly 30, and the receiving space can receive the object to be heat exchanged.

[0059] Among them, Figure 5 As shown, the cover assembly 30 includes: a top cover 31 and a fan 32, the top cover 31 is arranged on the upper end of the inner tank 40, and the fan 32 is fixed to the top cover 31 and arranged opposite to the inner tank 40. That is, the cover assembly 30 is composed of the top cover 31 and the fan 32, and the fan 32 is arranged on the top cover 31, so that when the fan 32 is running, the fan 32 can continuously blow air to the inner tank 40, thereby accelerating the transfer of cold energy and improving the cooling rate of the vehicle refrigerator 100.

[0060] The fan 32 is not limited to an axial flow fan or a centrifugal fan.

[0061] Furthermore, if Figure 5 As shown, at least two air ducts 311 are provided on the cover plate, and at least two air ducts 311 extend in the second direction, one end of the air duct 311 is connected to the fan 32, and the other end of the air duct 311 is arranged opposite to the inner liner 40. That is, at least two air ducts 311 are provided on the cover plate, and the air duct 311 can connect the inner liner 40 and the fan 32, so that when the fan 32 is running, the air flow can be blown toward the inner liner 40 along the air duct 311, thereby accelerating the transfer of cold energy and improving the cooling rate of the vehicle refrigerator 100.

[0062] In addition, refer to Figure 5As shown, the other ends of at least two air ducts 311 are spaced apart from each other, so that the other ends of the air ducts 311 can correspond to different positions of the inner liner 40, so that the airflow blown out by the fan 32 can blow to different positions of the inner liner 40, so that the objects to be heat exchanged inside the inner liner 40 can be evenly cooled.

[0063] Among them, Figure 6 As shown, the inner tank 40 includes: a base 41 and a tank body 42, the tank body 42 and the base 41 are connected to each other, and a plurality of ventilation holes 43 are arranged at intervals from each other on the tank body 42. By arranging a plurality of ventilation holes 43 on the tank body 42, it is easier for cold energy to enter the tank body 42, thereby improving the cooling rate.

[0064] According to the second aspect of the present invention, the thermal management system includes an air-conditioning system, a vehicle refrigerator 100 and a refrigerant pipeline. The vehicle refrigerator 100 and the air-conditioning system are connected through the refrigerant pipeline.

[0065] The vehicle according to the third aspect of the present utility model includes a vehicle refrigerator 100 or a thermal management system.

[0066] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0067] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "illustrative embodiments", "examples", "specific examples", or "some examples" means that the specific features, structures, materials, or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic expressions of the above terms do not necessarily refer to the same embodiment or example.

[0068] Although the embodiments of the present invention have been shown and described, those skilled in the art will appreciate that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the claims and their equivalents.

Claims

1. A vehicle refrigerator, characterized in that: include: Liner; A cold plate, the cold plate being arranged outside the inner tank; A pipeline assembly, the pipeline assembly is arranged on the side of the cold plate away from the inner tank, and the pipeline assembly includes: two refrigerant pipeline groups; wherein, The two refrigerant pipeline groups each include: a first part and a second part, the first part and the second part are connected to each other, the second part extends in a first direction, and the first part extends in a second direction, the first parts of the two refrigerant pipeline groups are respectively arranged on both sides of the cold plate in the first direction, and the second parts of the two refrigerant pipeline groups are arranged on one side of the cold plate in the second direction.

2. The vehicle refrigerator according to claim 1, characterized in that: The pipeline assembly also includes: a first header and two second headers, one end of the two refrigerant pipeline groups is connected to both ends of the first header in the first direction, and the other end of the two refrigerant pipeline groups is respectively connected to the two second headers.

3. The vehicle refrigerator according to claim 2, characterized in that: The first manifold is provided with a liquid inlet and a liquid outlet spaced apart in the third direction; as well as, The vehicle refrigerator further includes: a liquid inlet pipe assembly and a liquid outlet pipe assembly, one end of the liquid inlet pipe assembly is connected to the liquid inlet, and one end of the liquid outlet pipe assembly is connected to the liquid outlet.

4. The vehicle refrigerator according to claim 3, characterized in that: The liquid inlet pipe assembly and the liquid outlet pipe assembly both include: a pipeline and a first joint, the pipeline is connected between the first joint and the first collecting pipe, the first joint is provided with a mounting hole, the first joint is used to communicate with the air-conditioning system and is fixedly connected to the air-conditioning system through the mounting hole.

5. The vehicle refrigerator according to claim 2, characterized in that: The first collecting pipe includes: a tube body, two end covers and a partition, the two end covers are arranged at both ends of the tube body, the partition is arranged in the tube body and divides the tube body into a liquid inlet cavity and a liquid outlet cavity, and the tube body is connected to the refrigerant pipeline group.

6. The vehicle refrigerator according to claim 1, characterized in that: The pipeline assembly further includes: two first headers and two second headers, one end of the refrigerant pipeline group is connected to the two first headers and the other end is connected to the two second headers.

7. The vehicle refrigerator according to claim 6, characterized in that: The vehicle refrigerator also includes: a liquid inlet pipe assembly and a liquid outlet pipe assembly, one end of the liquid inlet pipe assembly is connected to the two first collecting pipes and the other end is connected to the air conditioning system, and one end of the liquid outlet pipe assembly is connected to the two first collecting pipes and the other end is connected to the air conditioning system.

8. The vehicle refrigerator according to claim 7, characterized in that: The pipeline assembly further includes: two second joints, one of which is connected to the two first manifolds and is connected to the liquid inlet pipe assembly, and the other second joint is connected to the two first manifolds and is connected to the liquid outlet pipe assembly.

9. The vehicle refrigerator according to claim 1, characterized in that: Also includes: The cover plate assembly comprises: a top cover and a fan, wherein the top cover is arranged on the upper end of the inner tank, and the fan is fixed on the top cover and arranged opposite to the inner tank.

10. The vehicle refrigerator according to claim 9, characterized in that: At least two air ducts are arranged on the cover plate, and the at least two air ducts extend in the second direction. One end of the air duct is connected to the fan and the other end is arranged opposite to the inner tank.

11. The vehicle refrigerator according to claim 9, characterized in that: The inner liner comprises a base and a liner body, wherein the liner body is connected to the base, and a plurality of ventilation holes spaced apart from each other are arranged on the liner body.

12. A thermal management system, characterized in that: include: Air conditioning system; The vehicle refrigerator according to any one of claims 1 to 11; A refrigerant pipeline, through which the vehicle refrigerator and the air conditioning system are connected.

13. A vehicle, characterized in that: include: The vehicle refrigerator according to any one of claims 1 to 11 or the thermal management system according to claim 12.

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