CN215850638U - Air conditioner heat pump system of electric automobile and automobile - Google Patents
Air conditioner heat pump system of electric automobile and automobile Download PDFInfo
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- CN215850638U CN215850638U CN202122029503.XU CN202122029503U CN215850638U CN 215850638 U CN215850638 U CN 215850638U CN 202122029503 U CN202122029503 U CN 202122029503U CN 215850638 U CN215850638 U CN 215850638U
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Abstract
The application discloses electric automobile air conditioner heat pump system and car. The electric automobile air-conditioning heat pump system comprises a battery; the electric compressor, the outdoor heat exchanger and the indoor heat exchanger are respectively connected with the battery; the electric compressor is respectively connected with the outdoor heat exchanger and the indoor heat exchanger, and the outdoor heat exchanger is connected with the indoor heat exchanger and used for heat exchange. The beneficial effect of this application is: through the battery respectively with electric compressor, outdoor heat exchanger and indoor heat exchanger are connected, this electric compressor respectively with outdoor heat exchanger, indoor heat exchanger connects, and outdoor heat exchanger and indoor heat exchanger connect, be used for the heat exchange, realize passenger's under-deck heating, the electric energy of its consumption only is used for in the heat transfer car outside with the car, the energy of consumption is only half of current electric heater, and can satisfy basic heating demand, owing to reduced this system simple structure of the quantity of indoor heat exchanger, spare part is few, and then control logic is simple, the lower advantage of fault rate.
Description
Technical Field
The utility model relates to the technical field of air-conditioning heat pump systems of electric automobiles, in particular to an air-conditioning heat pump system of an electric automobile and an automobile.
Background
The existing new energy vehicle heating mainly adopts a PTC (Positive Temperature coefficient) heater or a heat pump + PTC scheme of three heat exchangers, the PTC heater scheme is adopted, the vehicle endurance mileage is reduced due to high power consumption, customer complaints are easily caused, and the heat pump adopting the scheme of three heat exchangers has complex system construction, more related parts, higher cost, complex control logic and higher failure rate.
SUMMERY OF THE UTILITY MODEL
It is an object of the present application to overcome the above problems or to at least partially solve or alleviate the above problems.
To this end, the utility model provides an electric automobile air conditioning heat pump system in a first aspect.
In a second aspect, the present invention provides an automobile.
In order to realize the first aspect of the utility model, the technical scheme of the utility model provides an air-conditioning heat pump system of an electric automobile, which comprises: a battery; and an electric compressor, an outdoor heat exchanger and an indoor heat exchanger which are respectively connected with the battery; the electric compressor is respectively connected with the outdoor heat exchanger and the indoor heat exchanger, and the outdoor heat exchanger is connected with the indoor heat exchanger and used for heat exchange; the electric compressor is connected with the outdoor heat exchanger through an electromagnetic control assembly; the electromagnetic control assembly comprises; the rectangular pipeline comprises an upper pipe and a lower pipe which are symmetrically arranged, and a left side pipe and a right side pipe which are symmetrically arranged, wherein the upper pipe is respectively connected with one end of the left side pipe and one end of the right side pipe, and the lower pipe is respectively connected with the other end of the left side pipe and the other end of the right side pipe, so that the upper pipe, the lower pipe, the left side pipe and the right side pipe are connected into the rectangular pipeline; a first solenoid valve installed at one side of the upper pipe; a second solenoid valve installed at the other side of the upper pipe; a third solenoid valve installed at one side of the lower tube; and a fourth solenoid valve installed at the other side of the lower tube.
The beneficial effect of this application is: through the battery respectively with electric compressor, outdoor heat exchanger and indoor heat exchanger are connected, this electric compressor respectively with outdoor heat exchanger, indoor heat exchanger connects, and outdoor heat exchanger and indoor heat exchanger connect, be used for the heat exchange, realize passenger's under-deck heating, the electric energy of its consumption only is used for in the heat transfer car outside with the car, the energy of consumption is only half of current electric heater, and can satisfy basic heating demand, owing to reduced this system simple structure of the quantity of indoor heat exchanger, spare part is few, and then control logic is simple, the lower advantage of fault rate.
In addition, the above technical solution of the present invention may further have the following additional technical features:
in the above technical solution, the electromagnetic control assembly and the electric compressor are connected by a first pipeline; one end of the first pipeline is connected with the electric compressor, the other end of the first pipeline is connected with the middle part of the lower pipe and is positioned between the third electromagnetic valve and the fourth electromagnetic valve, and the first pipeline is connected with a gas-liquid separator.
In the above technical scheme, the electric compressor is connected with the middle part of the upper pipe through a fourth pipeline.
In the above technical scheme, the electromagnetic control assembly is connected with the outdoor heat exchanger through a second pipeline; one end of the second pipeline is connected with the middle part of the left side pipe, the other end of the second pipeline is connected with one end of the outdoor heat exchanger, and a first temperature sensor is installed on the side part of the position, close to the connection of the other end of the second pipeline and one end of the outdoor heat exchanger.
In the technical scheme, an outdoor heat exchanger fan is arranged on the side part of the outdoor heat exchanger; an air blower is arranged on the side of the indoor heat exchanger; a second temperature sensor is arranged on the side of the outdoor heat exchanger; and an evaporator temperature sensor is arranged on the side part of the indoor heat exchanger.
In the above technical solution, one side of the indoor heat exchanger is connected with a thermostatic expansion valve assembly, and the thermostatic expansion valve assembly comprises; one end of one side of the thermostatic expansion valve is connected with the electromagnetic control assembly; one end of the first connecting pipe is connected with one end of the other side of the thermostatic expansion valve, and the other end of the first connecting pipe is connected with the indoor heat exchanger; and one end of the second connecting pipe is connected with the other end of the other side of the thermostatic expansion valve, and the other end of the second connecting pipe is connected with the indoor heat exchanger.
In the above technical scheme, the outdoor heat exchanger and the thermostatic expansion valve assembly are connected through a third pipeline; the third pipeline comprises; one end of the main pipe is connected with the other end of the outdoor heat exchanger, the other end of the main pipe is connected with the middle part of the second connecting pipe, and an electronic expansion valve and a temperature and pressure sensor are arranged on the main pipe; and one end of the branch pipe is connected with the main pipe, the other end of the branch pipe is connected with the other end of one side of the thermostatic expansion valve, and a one-way valve is arranged in the middle of the branch pipe.
In the technical scheme, a pressure sensor is arranged at the joint of one end of the main pipe and the other end of the outdoor heat exchanger, and a second temperature sensor is arranged on the side of the outdoor heat exchanger; an evaporator temperature sensor is arranged at the side of the indoor heat exchanger.
In the technical scheme, the blower is arranged on the side of the indoor heat exchanger.
In order to achieve the second aspect of the utility model, the utility model provides an automobile, which comprises the air-conditioning heat pump system for the electric automobile of any one of the first aspect.
The automobile in the technical scheme comprises the electric automobile air-conditioning heat pump system in any technical scheme of the utility model, so that the electric automobile air-conditioning heat pump system has the full technical effects of the electric automobile air-conditioning heat pump system in any technical scheme of the utility model.
The above and other objects, advantages and features of the present application will become more apparent to those skilled in the art from the following detailed description of specific embodiments thereof, taken in conjunction with the accompanying drawings.
Drawings
Some specific embodiments of the present application will be described in detail hereinafter by way of illustration and not limitation with reference to the accompanying drawings. The same reference numbers in the drawings identify the same or similar elements or components. Those skilled in the art will appreciate that the drawings are not necessarily drawn to scale. In the drawings:
fig. 1 is a schematic front view of an electric vehicle air conditioning heat pump system according to one embodiment of the present application.
The labels in the figure are:
100. an air conditioning heat pump system; 1. an electric compressor; 2. an outdoor heat exchanger; 3. an indoor heat exchanger; 4. a gas-liquid separator; 5. a branch pipe; 6. a blower; 7. an outdoor heat exchanger fan; 8. an electronic expansion valve; 9. a thermostatic expansion valve; 10. a first solenoid valve; 11. a second solenoid valve; 12. a third electromagnetic valve; 13. a fourth solenoid valve; 14. a one-way valve; 15. a first temperature sensor; 16. a second temperature sensor; 17. a pressure sensor; 18. an evaporator temperature sensor; 19. a temperature and pressure sensor; 20. feeding a pipe; 21. a lower pipe; 22. a left side tube; 23. a right side tube; 24. a first pipeline; 25. a second pipeline; 26. a first connecting pipe; 27. a second connecting pipe; 28. a main pipe; 29 fourth line.
Detailed Description
The present application will now be described in further detail by way of specific examples with reference to the accompanying drawings. The following examples are intended to illustrate the present application but are not intended to limit the scope of the present application.
Example 1:
fig. 1 is a schematic front view of an electric vehicle air conditioning heat pump system according to one embodiment of the present application. As shown in fig. 1, in a specific embodiment, the heat pump system with an electric vehicle air conditioner may generally include a battery, an electric compressor 1, an outdoor heat exchanger 2, and an indoor heat exchanger 3, the battery being connected to the electric compressor 1, the outdoor heat exchanger 2, and the indoor heat exchanger 3, respectively. The electric compressor 1 is respectively connected with the outdoor heat exchanger 2 and the indoor heat exchanger 3, and the outdoor heat exchanger 2 is connected with the indoor heat exchanger 3 and used for heat exchange.
Through the battery respectively with electric compressor 1, outdoor heat exchanger 2 and indoor heat exchanger 3 are connected, this electric compressor 1 respectively with outdoor heat exchanger 2, indoor heat exchanger 3 is connected, and outdoor heat exchanger 2 and indoor heat exchanger 3 are connected, be used for the heat exchange, realize passenger cabin interior heating, the electric energy of its consumption only is used for shifting the heat outside the car to the car in, the energy of consumption is only half of current electric heater, and can satisfy basic heating demand, this system simple structure owing to reduced indoor heat exchanger's quantity, spare part is few, and then control logic is simple, the lower advantage of fault rate.
Wherein the electric compressor 1 is a totally enclosed electric scroll compressor.
Wherein, the outdoor heat exchanger 2 and the first indoor heat exchanger 3 are both aluminum micro-channel parallel flow heat exchangers.
In the present embodiment, the motor-driven compressor 1 and the outdoor heat exchanger 2 are connected by an electromagnetic control assembly, which may generally include a rectangular pipe, a first solenoid valve 10, a second solenoid valve 11, a third solenoid valve 12, and a fourth solenoid valve 13.
Specifically, the rectangular pipe includes an upper pipe 20 and a lower pipe 21 which are symmetrically disposed, and a left pipe 22 and a right pipe 23 which are symmetrically disposed. The upper pipe 20 is welded or integrally formed with one end of the left and right side pipes 22 and 23, respectively, and the lower pipe 21 is welded or integrally formed with the other end of the left and right side pipes 22 and 23, respectively, so that the upper pipe 20, the lower pipe 21, the left side pipe 22, and the right side pipe 23 are connected into a rectangular pipe.
Wherein, the diameters of the upper tube 20, the lower tube 21, the left tube 22 and the right tube 23 are the same, the lengths of the upper tube 20 and the lower tube 21 are the same, and the lengths of the left tube 22 and the right tube 23 are the same, so as to form a rectangular shape.
Specifically, the first solenoid valve 10 is threadedly mounted to one side of the upper pipe 20, the second solenoid valve 11 is threadedly mounted to the other side of the upper pipe 20, the third solenoid valve 12 is threadedly mounted to one side of the lower pipe 21, and the fourth solenoid valve 13 is threadedly mounted to the other side of the lower pipe 21.
Further, the motor-driven compressor 1 and the middle portion of the upper tube 20 are connected by a fourth piping 29.
Alternatively, the first solenoid valve 10, the second solenoid valve 11, the third solenoid valve 12, and the fourth solenoid valve 13 are all normally closed solenoid valves.
In the present embodiment, the electromagnetic control assembly and the motor-driven compressor 1 are connected by a first conduit 24. One end of the first pipe 24 is screwed to the electric compressor 1, and the other end of the first pipe 24 is screwed to the middle of the lower pipe 21 and is located between the third solenoid valve 12 and the fourth solenoid valve 13.
In the present embodiment, the first line 24 is connected to the gas-liquid separator 4.
In the present embodiment, the electromagnetic control assembly and the outdoor heat exchanger 2 are connected by a second conduit 25.
Specifically, one end of the second pipe 25 is screwed to the middle of the left pipe 22, the other end of the second pipe 25 is screwed to one end of the outdoor heat exchanger 2, and a first temperature sensor 15 is installed at a position lateral to a position where the other end of the second pipe 25 is connected to one end of the outdoor heat exchanger 1, for measuring the temperature of the outdoor heat exchanger 2.
Optionally, an outdoor heat exchanger fan 7 is installed at a side of the outdoor heat exchanger 2 for heat dissipation.
Optionally, a blower 6 is provided at a side of the indoor heat exchanger 3 for diffusing energy of the indoor heat exchanger 3.
Optionally, a second temperature sensor 16 is disposed at a side of the outdoor heat exchanger 2 for measuring the temperature of the outdoor heat exchanger 2.
Optionally, the side of the indoor heat exchanger 3 is provided with an evaporator temperature sensor 18.
Wherein, the first temperature sensor 15, the second temperature sensor 16, the pressure sensor 17 and the evaporator temperature sensor 18 can realize automatic alarm after exceeding the set limit value.
In the present embodiment, a thermal expansion valve assembly is connected to one side of the indoor heat exchanger 3.
Specifically, the thermal expansion valve assembly may include a thermal expansion valve 9, a first connection pipe 26, and a second connection pipe 27. One end of one side of the thermostatic expansion valve 9 is in threaded connection with the electromagnetic control assembly connecting pipe, one end of a first connecting pipe 26 is in threaded connection with one end of the other side of the thermostatic expansion valve 9, and the other end of the first connecting pipe 26 is in threaded connection with the indoor heat exchanger 3. One end of the second connection pipe 27 is screw-coupled to the other end of the thermostatic expansion valve 9, and the other end of the second connection pipe 27 is screw-coupled to the indoor heat exchanger 3.
In the present embodiment, the outdoor heat exchanger 2 and the thermostatic expansion valve assembly are connected by a third line.
Specifically, the third pipeline may include a main pipe 28 and a branch pipe 5. One end of the main pipe 28 is screwed to the other end of the outdoor heat exchanger 2, the other end of the main pipe 28 communicates with the middle of the second connection pipe 27, and the electronic expansion valve 8 and the temperature and pressure sensor 19 are mounted on the main pipe 28. One end of the branch pipe 5 is communicated with the main pipe 28, the other end thereof is connected with the other end of one side of the thermostatic expansion valve 9, and the middle part of the branch pipe 5 is provided with a one-way valve 14.
In the present embodiment, a pressure sensor 17 is attached to a junction between one end of the main pipe 28 and the other end of the outdoor heat exchanger 2.
When in specific use:
the refrigeration running mode of the system is as follows: high-temperature and high-pressure gaseous refrigerant from the electric compressor 1 enters the outdoor heat exchanger 2 through the first electromagnetic valve 10, exchanges heat through the end of the outdoor heat exchanger 2 and is condensed into high-temperature and high-pressure liquid refrigerant, the high-temperature and high-pressure liquid refrigerant is throttled by the thermostatic expansion valve 9 to become low-temperature and low-pressure gas-liquid two-phase refrigerant, the low-temperature and low-pressure gas-liquid two-phase refrigerant is sent into the indoor heat exchanger 3, and cold air blown out by the air blower exchanges heat with the passenger compartment, so that the refrigeration purpose is achieved. Then, the low-temperature low-pressure gas refrigerant flowing out of the indoor heat exchanger 3 passes through the fourth electromagnetic valve 13, and then returns to the electric compressor 1 through the gas-liquid separator 4 to be compressed, and the refrigeration cycle is restarted.
The heating operation mode of the system is as follows: high-temperature and high-pressure gaseous refrigerant from the electric compressor 1 enters the indoor heat exchanger 3 through the second electromagnetic valve 11, exchanges heat with the passenger compartment through the indoor heat exchanger 3 and is condensed into high-temperature and high-pressure liquid refrigerant, so that the heating purpose is achieved; then, the high-temperature high-pressure liquid refrigerant is throttled by the electronic expansion valve 8 to become a low-temperature low-pressure gas-liquid two-phase refrigerant, the low-temperature low-pressure gas-liquid two-phase refrigerant is sent to the outdoor heat exchanger 2, the low-temperature low-pressure refrigerant flowing out of the outdoor heat exchanger 2 exchanges heat with the external environment through the end of the outdoor heat exchanger 2, the low-temperature low-pressure refrigerant enters the gas-liquid separator 4 through the third electromagnetic valve 12, the low-temperature low-pressure gas refrigerant separated by the gas-liquid separator 4 returns to the electric compressor 1 to be compressed, and the heating cycle is restarted.
The electric automobile cold and warm integral type heat pump air conditioning system of this scheme of adoption, air source heat pump technique promptly becomes the important solution of solving electric automobile air conditioning system and weakening continuation of the journey mileage. The heat pump is an efficient energy-saving device based on reverse Carnot cycle, and the heat pump absorbs heat from a low-level heat source and transfers the heat to a high-level heat source. The automobile heat pump system absorbs heat from low-temperature air in the external environment and releases heat to the passenger compartment by converting the running flow direction of a refrigerant in the automobile air conditioning system, so that the temperature of the air in the passenger compartment is raised. The air-conditioning heat pump system of the electric automobile realizes heating in a passenger compartment, the consumed electric energy is only used for transferring heat outside the automobile into the automobile, and the energy efficiency ratio of the electric automobile is usually higher than 2.0. The same heating capacity is achieved in principle, the energy consumed by the heat pump system is only half of that of the PTC electric heater 5, namely, if the heating demand heat of 4000W in a passenger compartment is needed, only about 2000W of electric energy needs to be consumed, and the driving mileage of the electric vehicle can be greatly improved.
Example 2:
the utility model also discloses an automobile which comprises all the characteristics of the air-conditioning heat pump system of the electric automobile in the embodiment 1.
The automobile in the technical scheme comprises the electric automobile air-conditioning heat pump system in any technical scheme of the utility model, so that the electric automobile air-conditioning heat pump system has the full technical effects of the electric automobile air-conditioning heat pump system in any technical scheme of the utility model.
It is to be noted that, unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which this application belongs.
In the description of the present application, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the present application.
Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. In the description of the present application, "a plurality" means two or more unless specifically defined otherwise.
In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
The above description is only for the preferred embodiment of the present application, but the scope of the present application is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present application should be covered within the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.
Claims (9)
1. An air conditioner heat pump system of an electric automobile, comprising:
a battery;
and an electric compressor (1), an outdoor heat exchanger (2) and an indoor heat exchanger (3) respectively connected with the battery;
the electric compressor (1) is respectively connected with the outdoor heat exchanger (2) and the indoor heat exchanger (3), and the outdoor heat exchanger (2) is connected with the indoor heat exchanger (3) for heat exchange;
the electric compressor (1) is connected with the outdoor heat exchanger (2) through an electromagnetic control assembly;
the electromagnetic control assembly comprises;
the rectangular pipeline comprises an upper pipe (20) and a lower pipe (21) which are symmetrically arranged, and a left side pipe (22) and a right side pipe (23) which are symmetrically arranged, wherein the upper pipe (20) is respectively connected with one end of the left side pipe (22) and one end of the right side pipe (23), and the lower pipe (21) is respectively connected with the other end of the left side pipe (22) and the other end of the right side pipe (23), so that the upper pipe (20), the lower pipe (21), the left side pipe (22) and the right side pipe (23) are connected into the rectangular pipeline;
a first solenoid valve (10) mounted on one side of the upper pipe (20);
a second solenoid valve (11) mounted on the other side of the upper pipe (20);
a third solenoid valve (12) attached to one side of the lower pipe (21);
and a fourth solenoid valve (13) attached to the other side of the lower pipe (21).
2. An electric vehicle air conditioner heat pump system of claim 1, characterized in that:
the electromagnetic control assembly is connected with the electric compressor (1) through a first pipeline (24);
one end of the first pipeline (24) is connected with the electric compressor (1), the other end of the first pipeline (24) is connected with the middle of the lower pipe (21) and is located between the third electromagnetic valve (12) and the fourth electromagnetic valve (13), and the first pipeline (24) is connected with the gas-liquid separator (4).
3. An electric vehicle air conditioner heat pump system of claim 1, characterized in that:
the electric compressor (1) is connected with the middle part of the upper pipe (20) through a fourth pipeline (29).
4. An electric vehicle air conditioner heat pump system of claim 1, characterized in that:
the electromagnetic control assembly is connected with the outdoor heat exchanger (2) through a second pipeline (25);
one end of the second pipeline (25) is connected with the middle of the left side pipe (22), the other end of the second pipeline (25) is connected with one end of the outdoor heat exchanger (2), and a first temperature sensor (15) is installed on the side portion, close to the position where the other end of the second pipeline (25) is connected with one end of the outdoor heat exchanger (2).
5. An electric vehicle air conditioner heat pump system of claim 1, characterized in that:
an outdoor heat exchanger fan (7) is installed on the side of the outdoor heat exchanger (2);
a blower (6) is arranged on the side of the indoor heat exchanger (3);
a second temperature sensor (16) is arranged on the side of the outdoor heat exchanger (2);
and an evaporator temperature sensor (18) is arranged on the side part of the indoor heat exchanger (3).
6. An electric vehicle air conditioner heat pump system of claim 1, characterized in that:
one side of the indoor heat exchanger (3) is connected with a thermostatic expansion valve assembly, and the thermostatic expansion valve assembly comprises a valve body and a valve seat;
one end of one side of the thermostatic expansion valve (9) is connected with the electromagnetic control component;
a first connection pipe (26) having one end connected to one end of the other side of the thermostatic expansion valve (9) and the other end connected to the indoor heat exchanger (3);
and one end of the second connecting pipe (27) is connected with the other end of the other side of the thermostatic expansion valve (9), and the other end of the second connecting pipe is connected with the indoor heat exchanger (3).
7. An electric vehicle air conditioner heat pump system of claim 6, characterized in that:
the outdoor heat exchanger (2) is connected with the thermostatic expansion valve assembly through a third pipeline;
the third pipeline comprises;
a main pipe (28), one end of which is connected with the other end of the outdoor heat exchanger (2), the other end of which is connected with the middle part of the second connecting pipe (27), and an electronic expansion valve (8) and a temperature and pressure sensor (19) are installed on the main pipe (28);
and one end of the branch pipe (5) is connected with the main pipe (28), the other end of the branch pipe is connected with the other end of one side of the thermostatic expansion valve (9), and a one-way valve (14) is arranged in the middle of the branch pipe (5).
8. An electric vehicle air conditioner heat pump system of claim 7, characterized in that:
and a pressure sensor (17) is arranged at the joint of one end of the main pipe (28) and the other end of the outdoor heat exchanger (2).
9. An automobile, characterized in that: the heat pump system comprises the electric automobile air conditioning heat pump system of any one of the 1-8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122029503.XU CN215850638U (en) | 2021-08-26 | 2021-08-26 | Air conditioner heat pump system of electric automobile and automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122029503.XU CN215850638U (en) | 2021-08-26 | 2021-08-26 | Air conditioner heat pump system of electric automobile and automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215850638U true CN215850638U (en) | 2022-02-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122029503.XU Active CN215850638U (en) | 2021-08-26 | 2021-08-26 | Air conditioner heat pump system of electric automobile and automobile |
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| CN (1) | CN215850638U (en) |
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2021
- 2021-08-26 CN CN202122029503.XU patent/CN215850638U/en active Active
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