CN216872098U - Temperature management system of vehicle and vehicle - Google Patents

Abstract

The utility model relates to the technical field of temperature management, and particularly provides a temperature management system of a vehicle and the vehicle. The temperature management system comprises an air conditioner, a heat exchange device, a water-cooling radiator and a battery, wherein the water-cooling radiator is arranged close to the battery, the heat exchange device is connected in series between a condenser and an evaporator of the air conditioner or is arranged in parallel with the evaporator, and two ends of the heat exchange device are communicated with two ends of the water-cooling radiator through cooling water pipelines so as to cool cooling water through a refrigerant. Through the arrangement, when the air conditioner operates in a refrigerating mode, the low-temperature and low-pressure refrigerant exchanges heat with cooling water in the heat exchange device when flowing through the heat exchange device to cool the cooling water, and when the cooling water flows through the water-cooling radiator, the temperature near the water-cooling radiator is reduced, so that the temperature of the battery is reduced, the cooling water flows into the heat exchange device again to exchange heat with the refrigerant, the cooling effect on the battery can be improved, the refrigerant can be prevented from being close to the battery, and the safety is improved.

Description

Temperature management system of vehicle and vehicle

Technical Field

The utility model relates to the technical field of temperature management, and particularly provides a temperature management system of a vehicle and the vehicle.

Background

Global energy crisis is getting more and more serious, phenomena such as oil panic and gas shortage appear in many areas, and new energy automobiles must be vigorously developed to deal with the crisis, so that the occupation ratio of electric automobiles is getting higher and higher, and the core technology of the electric automobiles lies in battery capacity and service life.

If the battery is in a high-temperature working state for a long time, the service life of the battery can be shortened. However, the cooling effect of the existing vehicle on the battery is not ideal.

Therefore, there is a need in the art for a new solution to the above problems.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to solving the above-mentioned problems, i.e., solving the problem of poor battery cooling effect of the existing vehicle.

In a first aspect, the present invention provides a temperature management system for a vehicle, where the temperature management system includes an air conditioner, a heat exchanger, a water-cooled radiator, and a battery, the battery is electrically connected to an electrical appliance of the vehicle, the air conditioner includes a compressor, a condenser, and an evaporator connected to each other, the evaporator is disposed in a cab of the vehicle, the water-cooled radiator is disposed near the battery so as to cool the battery, the heat exchanger is connected in series to a refrigerant pipeline between the condenser and the evaporator or is disposed in parallel to the evaporator through the refrigerant pipeline, and two ends of the heat exchanger are further communicated with two ends of the water-cooled radiator through a cooling water pipeline so as to cool cooling water through the refrigerant.

In a preferred embodiment of the vehicle temperature management system, a flow direction of the refrigerant in the heat exchanger is opposite to a flow direction of the cooling water.

In a preferred embodiment of the temperature management system for a vehicle, the refrigerant in the heat exchanger flows from top to bottom, and the cooling water in the heat exchanger flows from bottom to top.

In a preferred technical solution of the temperature management system of the vehicle, the heat exchange device is a plate heat exchanger, a first medium pipeline and a second medium pipeline are arranged in the plate heat exchanger, the first medium pipeline is connected in series to a refrigerant pipeline between the condenser and the evaporator or is connected in parallel with the evaporator through the refrigerant pipeline, and two ends of the second medium pipeline are communicated with two ends of the water-cooled radiator through cooling water pipelines.

In an optimal technical scheme of the temperature management system of the vehicle, the heat exchange device comprises a heat exchange water tank and a heat exchanger arranged in the heat exchange water tank, the heat exchanger is connected in series on a refrigerant pipeline between the condenser and the evaporator or is connected in parallel with the evaporator through the refrigerant pipeline, and two ends of the heat exchange water tank are communicated with two ends of the water-cooling radiator through cooling water pipelines.

In a preferred technical scheme of the temperature management system of the vehicle, a drain pipe is arranged on the heat exchange water tank, a control valve is arranged on the drain pipe, and the control valve is used for controlling the on-off state of the drain pipe.

In the preferable technical scheme of the temperature management system of the vehicle, the control valve is an electric control valve, a temperature sensor is arranged in the heat exchange water tank, and the temperature sensor is used for detecting the temperature of cooling water in the heat exchange water tank.

In a preferred technical solution of the temperature management system of the above vehicle, the temperature management system further includes a fan, the fan is disposed near the water-cooled radiator so as to blow low-temperature air near the water-cooled radiator toward the battery, and the water-cooled radiator is located between the fan and the battery.

In a preferred technical solution of the temperature management system of the vehicle, the temperature management system further includes a water storage tank, cooling water is stored in the water storage tank, and the water storage tank is communicated with the water-cooled radiator.

In a second aspect, the utility model also provides a vehicle comprising the temperature management system described above.

Under the condition of adopting the technical scheme, the vehicle temperature management system comprises an air conditioner, a heat exchange device, a water-cooling radiator and a battery, wherein the air conditioner comprises a compressor, a condenser and an evaporator which are connected, the evaporator is arranged in a cab of a vehicle, the water-cooling radiator is arranged close to the battery so as to cool the battery, the heat exchange device is connected in series on a refrigerant pipeline between the condenser and the evaporator or is connected in parallel with the evaporator through the refrigerant pipeline, and two ends of the heat exchange device are communicated with two ends of the water-cooling radiator through cooling water pipelines so as to cool cooling water through the refrigerant. The arrangement is that the heat exchange device and the water-cooling radiator are arranged, the heat exchange device is communicated with the water-cooling radiator through a cooling water pipeline, the heat exchange device is communicated with the air conditioner of the vehicle through a refrigerant pipeline, the water-cooling radiator is arranged near the battery, when the air conditioner operates in a refrigerating mode, high-temperature and high-pressure refrigerant discharged by the compressor firstly enters the condenser, the refrigerant is throttled by the condenser and then is changed into low-temperature and low-pressure refrigerant, the low-temperature and low-pressure refrigerant flows into the heat exchange device along the refrigerant pipeline and exchanges heat with cooling water in the heat exchange device when flowing through the heat exchange device to cool the cooling water, the cooled cooling water flows into the water-cooling radiator along the cooling water pipeline, the temperature near the water-cooling radiator is reduced when the cooling water flows through the water-cooling radiator, so as to reduce the temperature of the battery, and the cooling water flowing out from the water-cooling radiator flows into the heat exchange device again along the cooling water pipeline, carry out the heat exchange with the refrigerant that flows through heat transfer device to can improve the cooling effect to the battery, improve the life of battery, and, can also avoid the refrigerant to be close to the battery, improve the security.

Further, the flow direction of the refrigerant in the heat exchange device is opposite to the flow direction of the cooling water. By providing such an arrangement, the cooling effect on the cooling water can be improved by causing the refrigerant to flow in the opposite direction to the cooling water, and the cooling effect on the battery can be further improved.

Still further, the temperature management system of the present invention further includes a fan disposed near the water-cooled heat sink so as to blow low-temperature air near the water-cooled heat sink toward the battery, the water-cooled heat sink being located between the fan and the battery. Through the arrangement, the temperature of the battery is more favorably reduced; in addition, the fan is arranged on one side of the water-cooled radiator far away from the battery, so that condensed water on the water-cooled radiator can be prevented from being blown to the battery, and the safety is improved.

In addition, the vehicle further provided on the basis of the technical scheme of the utility model has the technical effects of the temperature management system due to the adoption of the temperature management system, and compared with a vehicle before improvement, the vehicle provided by the utility model can more effectively reduce the temperature of the battery, prolong the service life of the battery and improve the use experience of a user.

Drawings

Preferred embodiments of the present invention are described below with reference to the accompanying drawings, in which:

FIG. 1 is a schematic diagram of a first embodiment of a vehicle temperature management system of the present invention;

fig. 2 is a schematic structural diagram of a second embodiment of the vehicle temperature management system of the present invention.

List of reference numerals:

1. a compressor; 2. a condenser; 3. an evaporator; 4. a heat exchange device; 41. a first medium line; 42. a second medium line; 43. a heat exchange water tank; 44. a heat exchanger; 5. a battery; 6. a fan; 7. a four-way valve; 71. a first port; 72. a second port; 73. a third port; 74. a fourth port; 8. a gas-liquid separator; 91. a first refrigerant line; 92. a second refrigerant line; 93. a third refrigerant line; 94. a fourth refrigerant line; 101. an electromagnetic valve; 110. a water-cooled radiator; 120. a water tank; 130. a first cooling water line; 140. a second cooling water line; 150. a water pump; 160. a drain pipe; 170. an electrically controlled valve.

Detailed Description

Preferred embodiments of the present invention are described below with reference to the accompanying drawings. It should be understood by those skilled in the art that these embodiments are only for explaining the technical principle of the present invention, and are not intended to limit the scope of the present invention.

It should be noted that in the description of the present invention, the terms "upper", "lower", "left", "right", etc. indicating directions or positional relationships are based on the directions or positional relationships shown in the drawings, which are only for convenience of description, and do not indicate or imply that the devices or elements must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Furthermore, it should be noted that, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, or an integral connection. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

The problem that the cooling effect of the existing vehicle on the battery is poor is pointed out based on the background technology. The utility model provides a temperature management system of a vehicle and the vehicle, and aims to cool cooling water for cooling a battery through an air conditioner on the vehicle and improve the cooling effect of the battery.

The vehicle temperature management system comprises an air conditioner, a heat exchange device, a water-cooling radiator and a battery, wherein the battery is electrically connected with electrical appliances of the vehicle, the air conditioner comprises a compressor, a condenser and an evaporator which are connected, the evaporator is arranged in a cab of the vehicle, the water-cooling radiator is arranged close to the battery so as to cool the battery, the heat exchange device is connected in series on a refrigerant pipeline between the condenser and the evaporator or is connected in parallel with the evaporator through the refrigerant pipeline, and two ends of the heat exchange device are communicated with two ends of the water-cooling radiator through cooling water pipelines so as to cool cooling water through the refrigerant.

By arranging the heat exchange device and the water-cooling radiator, the heat exchange device is communicated with the water-cooling radiator through a cooling water pipeline, the heat exchange device is also communicated with an air conditioner of a vehicle through a refrigerant pipeline, the water-cooling radiator is arranged near a battery, when the air conditioner operates in a refrigerating mode, high-temperature and high-pressure refrigerant discharged by a compressor firstly enters a condenser, the refrigerant is changed into low-temperature and low-pressure refrigerant after being throttled by the condenser, the low-temperature and low-pressure refrigerant flows into the heat exchange device along the refrigerant pipeline, exchanges heat with cooling water in the heat exchange device when flowing through the heat exchange device, cools the cooling water, the cooled cooling water flows into the water-cooling radiator along the cooling water pipeline, the temperature near the water-cooling radiator is reduced when the low-temperature cooling water flows through the water-cooling radiator, so that the temperature of the battery is reduced, and the cooling water flowing out from the water-cooling radiator flows into the heat exchange device again along the cooling water pipeline, carry out the heat exchange with the refrigerant that flows through heat transfer device to can improve the cooling effect to the battery, and, can also avoid the refrigerant to be close to the battery, improve the security.

It should be noted that, in practical applications, a person skilled in the art may set the heat exchanging device as a plate heat exchanger, or may set the heat exchanging device as a combined structure of a heat exchanger and a heat exchanging water tank, and the like, and such modifications and changes to the specific structural form of the heat exchanging device do not depart from the principle and scope of the present invention, and should be limited within the protection scope of the present invention.

In addition, it should be noted that the air conditioner, that is, the existing air conditioner, may further include some commonly-installed essential elements of the existing air conditioner, such as an electronic expansion valve, a gas-liquid separator, and the like, besides the compressor, the condenser and the evaporator, and thus, the details are not repeated herein.

The technical solution of the present invention will be described in detail below with reference to two specific embodiments.

Example one

The technical solution of the first embodiment of the present invention is described in detail below with reference to fig. 1.

As shown in fig. 1, the vehicle of the present invention includes an air conditioner, a heat exchanger 4, a water-cooled radiator 110 and a battery 5, wherein the battery 5 is electrically connected to electrical equipment of the vehicle, the air conditioner includes a compressor 1, a condenser 2 and an evaporator 3 which are connected, the evaporator 3 is disposed in a cab of the vehicle, the water-cooled radiator 110 is disposed adjacent to the battery 5 so as to cool the battery 5, the heat exchanger 4 is disposed in parallel with the evaporator 3 through a refrigerant pipeline, and two ends of the heat exchanger 4 are further communicated with two ends of the water-cooled radiator 110 through a cooling water pipeline so as to cool cooling water through the refrigerant.

Illustratively, as shown in fig. 1, the exhaust port of the compressor 1 communicates with the left end of the condenser 2, the right end of the condenser 2 communicates with the upper end of the evaporator 3, the lower end of the evaporator 3 communicates with the gas-liquid separator 8, and the gas-liquid separator 8 communicates with the return port of the compressor 1.

Continuing to refer to fig. 1, the heat exchanging device 4 is a plate heat exchanger, a first medium pipeline 41 and a second medium pipeline 42 are arranged in the plate heat exchanger, the first medium pipeline 41 is connected in parallel with the evaporator 3 through a refrigerant pipeline (a first refrigerant pipeline 91 and a second refrigerant pipeline 92), two ends of the second medium pipeline 42 are communicated with two ends of the water-cooled radiator 110 through cooling water pipelines (a first cooling water pipeline 130 and a second cooling water pipeline 140), the electromagnetic valve 101 is installed on the first cooling water pipeline 91, and the water pump 150 is installed on the second cooling water pipeline 140.

When the air conditioner is operated in a cooling mode, the high-temperature and high-pressure refrigerant discharged from the compressor 1 first enters the condenser 2, the refrigerant is throttled by the condenser 2 and then changed into a low-temperature and low-pressure refrigerant, and the low-temperature and low-pressure refrigerant flows into the first medium pipe 41 along the first refrigerant pipe 91 and exchanges heat with the cooling water flowing through the second medium pipe 42 when flowing through the first medium pipe 41, so that the cooling water is cooled.

The cooled cooling water flows into the water-cooled radiator 110 along the first cooling water line 130 by the water pump 150, and when the cooling water flows through the water-cooled radiator 110, the temperature of the battery 5 is lowered by lowering the temperature near the water-cooled radiator 110, and the cooling water flowing out of the water-cooled radiator 110 flows into the second medium line 42 again along the second cooling water line 140 to exchange heat with the refrigerant flowing through the first medium line 41.

In practical applications, the heat exchanger 4 may be connected in series to the refrigerant line between the condenser 2 and the evaporator 3 (see fig. 2), that is, the first medium line 41 provided in the heat exchanger 4 may be connected in series to the refrigerant line between the condenser 2 and the evaporator 3.

Preferably, as shown in fig. 1, the temperature management system of the present embodiment further includes a fan 6, the fan 6 is disposed near the water-cooled heat sink 110 so as to blow low-temperature air near the water-cooled heat sink 110 toward the battery 5, and the water-cooled heat sink 110 is located between the fan 6 and the battery 5.

The fan 6 can blow low-temperature air near the water-cooling radiator 110 to the battery 5, which is more beneficial to reducing the temperature of the battery 5; further, by providing the fan 6 on the left side of the water-cooled heat sink 110 and the battery 5 on the right side of the water-cooled heat sink 110, the condensed water on the water-cooled heat sink 110 is prevented from being blown to the battery 5, and safety is improved.

Preferably, as shown in fig. 1, the flow direction of the refrigerant in the heat exchange device 4 is opposite to the flow direction of the cooling water.

By causing the refrigerant to flow in the opposite direction to the cooling water, the cooling effect on the cooling water can be improved, and the cooling effect on the battery 5 can be further improved.

It should be noted that the heat exchanger 4 may be horizontally placed, so that the refrigerant moves from left to right along the first medium pipe 41, and the cooling water moves from right to left along the second medium pipe 42; alternatively, the heat exchanger 4 may be vertically placed, the refrigerant may move from top to bottom along the first medium pipe 41, the cooling water may move from bottom to top along the second medium pipe 42, and so on, and such flexible adjustment and changes do not depart from the principle and scope of the present invention, and should be limited within the protection scope of the present invention.

Preferably, as shown in fig. 1, the refrigerant in the heat exchange device 4 flows from top to bottom along the first medium pipe 41, and the cooling water in the heat exchange device 4 flows from bottom to top along the second medium pipe 42.

With such an arrangement, the cooling effect on the cooling water can be further improved, and the cooling effect on the battery 5 can be further improved.

Preferably, as shown in fig. 1, the temperature management system of the present embodiment further includes a water storage tank 120, cooling water is stored in the water storage tank 120, and the water storage tank 120 is communicated with the water-cooled heat sink 110.

By arranging the water storage tank 120, cooling water can be supplied to the system to ensure the cooling effect on the battery 5.

Example two

The technical solution of the second embodiment of the present invention is described in detail below with reference to fig. 2.

As shown in fig. 2, the vehicle of the present invention includes an air conditioner, a heat exchanging device 4, a water-cooled radiator 110 and a battery 5, wherein the battery 5 is electrically connected to electrical equipment of the vehicle, the air conditioner includes a compressor 1, a condenser 2 and an evaporator 3 which are connected, the evaporator 3 is disposed in a cab of the vehicle, the water-cooled radiator 110 is disposed near the battery 5 so as to cool the battery 5, the heat exchanging device 4 is connected in series to a refrigerant pipeline between the condenser 2 and the evaporator 3, and two ends of the heat exchanging device 4 are further communicated with two ends of the water-cooled radiator 110 through a cooling water pipeline so as to cool cooling water through the refrigerant.

Illustratively, as shown in fig. 2, the discharge port of the compressor 1 communicates with a first port 71 of the four-way valve 7, a second port 72 of the four-way valve 7 communicates with a gas-liquid separator 8, the gas-liquid separator 8 communicates with a return port of the compressor 1, a third port 73 of the four-way valve 7 communicates with the left end of the condenser 2, the right end of the condenser 2 communicates with the upper end of the evaporator 3 through refrigerant pipes (a third refrigerant pipe 93 and a fourth refrigerant pipe 94), and the lower end of the evaporator 3 communicates with a fourth port 74 of the four-way valve 7.

With reference to fig. 2, the heat exchanger 4 includes a heat exchange water tank 43 and a heat exchanger 44 disposed in the heat exchange water tank 43, the heat exchanger 44 is connected in series to the refrigerant pipeline between the condenser 2 and the evaporator 3, i.e., connected in series between the third refrigerant pipeline 93 and the fourth refrigerant pipeline 94, two ends of the heat exchange water tank 43 are communicated with two ends of the water-cooled radiator 110 through cooling water pipelines (the first cooling water pipeline 130 and the second cooling water pipeline 140), and the water pump 150 is mounted on the second cooling water pipeline 140.

When the air conditioner operates in a cooling mode, the first port 71 of the four-way valve 7 is communicated with the third port 73, the second port 72 is communicated with the fourth port 74, the high-temperature and high-pressure refrigerant discharged from the compressor 1 firstly enters the condenser 2, the refrigerant is changed into low-temperature and low-pressure refrigerant after being throttled by the condenser 2, the low-temperature and low-pressure refrigerant flows into the heat exchanger 44 arranged in the heat exchange water tank 43 along the third refrigerant pipeline 93, and performs heat exchange with cooling water in the heat exchange water tank 43 when flowing through the heat exchanger 44, so as to cool the cooling water.

The cooled cooling water flows into the water-cooled radiator 110 along the first cooling water pipe 130 by the water pump 150, and when the cooling water flows through the water-cooled radiator 110, the temperature of the battery 5 is lowered by lowering the temperature near the water-cooled radiator 110, and the cooling water flowing out of the water-cooled radiator 110 flows into the heat exchange water tank 43 again along the second cooling water pipe 140 to exchange heat with the refrigerant flowing through the heat exchanger 44.

It should be noted that, in practical applications, the heat exchanging device 4 may also be disposed in parallel with the evaporator 3 through a refrigerant pipeline (see fig. 1), that is, the heat exchanger 44 is disposed in parallel with the evaporator 3 through a refrigerant pipeline.

Preferably, as shown in fig. 2, the heat exchange water tank 43 of the present embodiment is provided with a water discharge pipe 160, and the water discharge pipe 160 is provided with a control valve for controlling the on-off state of the water discharge pipe 160.

By providing the drain pipe 160 on the heat exchange water tank 43, it is convenient to replace the water in the heat exchange water tank 43.

Preferably, as shown in fig. 2, the control valve is an electric control valve 170, and a temperature sensor (not shown) is disposed in the heat exchange water tank 43, and the temperature sensor is used for detecting the temperature of the cooling water in the heat exchange water tank 43.

The temperature of the cooling water is detected by arranging the temperature sensor in the heat exchange water tank 43, so that the temperature of the cooling water in the heat exchange water tank 43 is conveniently monitored, and in addition, the control valve is set to the electric control valve 170, so that the automatic control is conveniently realized.

Preferably, as shown in fig. 2, the temperature management system of the present embodiment further includes a fan 6, the fan 6 is disposed near the water-cooled heat sink 110 so as to blow low-temperature air near the water-cooled heat sink 110 toward the battery 5, and the water-cooled heat sink 110 is located between the fan 6 and the battery 5.

The fan 6 can blow low-temperature air near the water-cooling radiator 110 to the battery 5, which is more beneficial to reducing the temperature of the battery 5; further, the fan 6 is provided on the left side of the water-cooled heat sink 110, and it is possible to prevent the condensed water on the water-cooled heat sink 110 from being blown toward the battery 5, which improves safety.

Preferably, as shown in fig. 2, the flow direction of the refrigerant in the heat exchange device 4 is opposite to the flow direction of the cooling water.

By causing the refrigerant to flow in the opposite direction to the cooling water, the cooling effect on the cooling water can be improved, and the cooling effect on the battery 5 can be improved.

It should be noted that, the heat exchange device 4 may be horizontally placed, so that the refrigerant moves from left to right along the pipeline in the heat exchanger 44, and the cooling water moves from right to left along the heat exchange water tank 43; alternatively, the heat exchanger 4 may be vertically disposed, the refrigerant may move from top to bottom along the tube in the heat exchanger 44, the cooling water may move from bottom to top along the heat exchange water tank 43, etc., and such flexible adjustment and change should be considered within the scope of the present invention without departing from the spirit and scope of the present invention.

Preferably, as shown in fig. 2, the refrigerant in the heat exchange device 4 flows from top to bottom along the heat exchanger 44, and the cooling water in the heat exchange water tank 43 flows from bottom to top along the heat exchange water tank 43.

With such an arrangement, the cooling effect on the cooling water can be further improved, and the cooling effect on the battery 5 can be further improved.

Preferably, as shown in fig. 2, the temperature management system of the present embodiment further includes a water storage tank 120, cooling water is stored in the water storage tank 120, and the water storage tank 120 is communicated with the water-cooled heat sink 110.

By arranging the water storage tank 120, cooling water can be supplied to the system to ensure the cooling effect on the battery 5.

Finally, the utility model also provides a vehicle comprising the temperature management system introduced above.

So far, the technical solutions of the present invention have been described in connection with the preferred embodiments shown in the drawings, but it is apparent to those skilled in the art that the scope of the present invention is not limited to these specific embodiments. Equivalent changes or substitutions of related technical features can be made by those skilled in the art without departing from the principle of the utility model, and the technical scheme after the changes or substitutions can fall into the protection scope of the utility model.

Claims (10)

1. The utility model provides a temperature management system of vehicle, its characterized in that, temperature management system includes air conditioner, heat transfer device, water-cooling radiator and battery, the battery with the vehicle with electric connection of appliances, the air conditioner is including compressor, condenser and the evaporimeter that links to each other, the evaporimeter sets up in the driver's cabin of vehicle, water-cooling radiator is close to the battery sets up, so that it is right the battery cools down, heat transfer device concatenates the condenser with on the refrigerant pipeline between the evaporimeter or through the refrigerant pipeline with the evaporimeter sets up in parallel, and heat transfer device's both ends still through the cooling water pipeline with water-cooling radiator's both ends intercommunication to cool down the cooling water through the refrigerant.

2. The temperature management system of a vehicle according to claim 1, characterized in that a flow direction of refrigerant in the heat exchanging device is opposite to a flow direction of cooling water.

3. The vehicle temperature management system according to claim 2, wherein the refrigerant in the heat exchanging device flows from top to bottom, and the cooling water in the heat exchanging device flows from bottom to top.

4. The vehicle temperature management system according to claim 1, wherein the heat exchanger is a plate heat exchanger, a first medium pipeline and a second medium pipeline are arranged in the plate heat exchanger, the first medium pipeline is connected in series to a refrigerant pipeline between the condenser and the evaporator or is connected in parallel with the evaporator through the refrigerant pipeline, and two ends of the second medium pipeline are communicated with two ends of the water-cooled radiator through cooling water pipelines.

5. The vehicle temperature management system according to claim 1, wherein the heat exchanging device includes a heat exchanging water tank and a heat exchanger disposed in the heat exchanging water tank, the heat exchanger is connected in series to a refrigerant line between the condenser and the evaporator or is disposed in parallel to the evaporator through a refrigerant line, and both ends of the heat exchanging water tank are communicated with both ends of the water-cooled radiator through cooling water lines.

6. The temperature management system of a vehicle according to claim 5, wherein a drain pipe is provided on the heat exchange water tank, and a control valve is provided on the drain pipe and used for controlling the on-off state of the drain pipe.

7. The temperature management system of a vehicle according to claim 6, wherein the control valve is an electrically controlled valve, and a temperature sensor is provided in the heat exchange water tank, the temperature sensor being configured to detect a temperature of the cooling water in the heat exchange water tank.

8. The temperature management system of a vehicle according to any one of claims 1 to 7, characterized in that the temperature management system further includes a fan that is provided near the water-cooled radiator so as to blow low-temperature air near the water-cooled radiator toward the battery, the water-cooled radiator being located between the fan and the battery.

9. The temperature management system of a vehicle according to any one of claims 1 to 7, further comprising a water storage tank in which cooling water is stored, the water storage tank being in communication with the water-cooled radiator.

10. A vehicle characterized by comprising the temperature management system of the vehicle of any one of claims 1 to 9.

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