CN117301801A

CN117301801A - Integrated device of automobile heat management system

Info

Publication number: CN117301801A
Application number: CN202311319954.4A
Authority: CN
Inventors: 吴铎; 穆景阳; 余兆开
Original assignee: Aitaisi Thermal System Research And Development Shanghai Co ltd
Current assignee: Aitaisi Thermal System Research And Development Shanghai Co ltd
Priority date: 2023-10-12
Filing date: 2023-10-12
Publication date: 2023-12-29

Abstract

The invention discloses an integrated device of an automobile thermal management system, and belongs to the technical field of vehicles. The integrated device of the automobile thermal management system comprises a refrigerant power unit; the cooling liquid and refrigerant heat exchange unit is internally provided with a cooling liquid heat exchange flow passage and a refrigerant heat exchange flow passage; the valve integrated unit is internally provided with a refrigerant flow passage, and is arranged on the refrigerant power unit and communicated with the refrigerant heat exchange flow passage of the cooling liquid and refrigerant heat exchange unit through the refrigerant flow passage; the cooling medium power unit and the cooling liquid and cooling medium heat exchange unit which are provided with the valve integrated unit are arranged on the metal bracket, and the metal bracket can be connected with the whole vehicle. The invention removes the refrigerant rubber tube, so that the structure is more compact, the volume is small, the product is more stable and safe, and the integration is higher.

Description

Integrated device of automobile heat management system

Technical Field

The invention relates to the technical field of vehicles, in particular to an integrated device of an automobile thermal management system.

Background

At present, a lot of parts of the automobile thermal management system in the market comprise parts such as an automobile air conditioner, a heat exchanger, a compressor, a pipeline, a water pump, an electric heater and the like, and most of the parts are independently arranged on the whole automobile according to the space of the whole automobile, so that the parts are connected through pipelines, and the whole automobile is messy in layout and not tidy. The refrigerant loop mode is more, the trend of the refrigerant pipeline is complex, the pipeline size is long, and the number of the electromagnetic stop valves and the throttle valves of the refrigerant loop is more. The control valve and the components and parts need to be connected through pipelines, so that the joints are too many, the connection is complex, and the leakage risk of cooling liquid and freezing liquid is increased. Because the pipelines are numerous, the interfaces are complicated, the occupation space of the connecting pipelines of the whole system is large, and the arrangement of the heat management system of the whole vehicle is not facilitated.

And secondly, because of the multiple pipelines and parts and complicated interfaces, a lot of working hours are needed in the whole vehicle assembly process, and the correctness of pipeline connection is ensured, so that the production efficiency of the whole vehicle is affected.

For this reason, it is desirable to provide an integrated device of an automotive thermal management system to solve the above-mentioned problems.

Disclosure of Invention

The invention aims to provide an integrated device of an automobile thermal management system, which removes a refrigerant rubber pipe, so that the structure is more compact, the volume is small, the product is more stable and safe, and the integration is higher.

In order to achieve the above object, the following technical scheme is provided:

an integrated device for an automotive thermal management system, comprising:

a refrigerant power unit;

the cooling liquid and refrigerant heat exchange unit is internally provided with a cooling liquid heat exchange flow passage and a refrigerant heat exchange flow passage;

the valve integrated unit is internally provided with a refrigerant flow passage, and is arranged on the refrigerant power unit and communicated with the cooling liquid and the refrigerant heat exchange flow passage of the refrigerant heat exchange unit through the refrigerant flow passage;

the cooling medium power unit and the cooling liquid and cooling medium heat exchange unit which are provided with the valve integrated unit are arranged on the metal bracket, and the metal bracket can be connected with the whole vehicle.

As an alternative scheme of the integrated device of the automobile thermal management system, a plurality of shock pads are arranged on the metal support at intervals, and the fastening piece penetrates through the shock pads to be connected with the whole automobile.

As the alternative scheme of the integrated device of the automobile thermal management system, an exhaust port, a gas supplementing port and a gas suction port are formed in a shell of the refrigerant power unit, the valve integrated unit comprises a first integrated valve, a liquid storage tank is arranged on the first integrated valve, the cooling liquid and refrigerant heat exchange unit comprises a water-cooling condenser, a first runner and a second runner are arranged in the first integrated valve, a first inlet port of the first runner is communicated with the exhaust port, a first outlet port of the first runner is communicated with a first gas inlet interface of the water-cooling condenser, a second inlet port of the second runner is communicated with a first gas outlet interface of the water-cooling condenser, and a second outlet port of the second runner is communicated with the liquid storage tank.

As an alternative scheme of the integrated device of the automobile heat management system, the first integrated valve is provided with a gas-supplementing enthalpy-increasing heat exchange module, a third flow passage and a fourth flow passage are arranged in the first integrated valve, a third inlet port of the third flow passage is communicated with the liquid storage tank, a third outlet port of the third flow passage is communicated with a first inlet of a first heat exchange passage of the gas-supplementing enthalpy-increasing heat exchange module, a first expansion valve is arranged on the third flow passage, a fourth inlet port of the fourth flow passage is communicated with a first outlet of the first heat exchange passage of the gas-supplementing enthalpy-increasing heat exchange module, and a fourth outlet port of the fourth flow passage is communicated with the gas-supplementing port.

As an alternative of the integrated device of the automobile thermal management system, the first integrated valve is provided with a first sensor and a second sensor, the first sensor is communicated with the first flow passage and is used for detecting the temperature and the pressure of the refrigerant in the first flow passage, and the second sensor is communicated with the fourth flow passage and is used for detecting the temperature and the pressure of the refrigerant in the fourth flow passage.

As an alternative scheme of the integrated device of the automobile thermal management system, the valve integrated unit further comprises a second integrated valve, a fifth runner and a sixth runner are arranged in the first integrated valve, a fifth inlet port of the fifth runner is communicated with the liquid storage tank, a fifth outlet port of the fifth runner is communicated with a second inlet of a second heat exchange channel of the air supplementing and enthalpy increasing heat exchange module, a sixth inlet port of the sixth runner is communicated with a second outlet of the second heat exchange channel of the air supplementing and enthalpy increasing heat exchange module, and a sixth outlet port of the sixth runner is communicated with a total inlet of the second integrated valve through a connecting pipe.

As an alternative scheme of the integrated device of the automobile thermal management system, the cooling liquid and refrigerant heat exchange unit further comprises a first cooler, a seventh flow passage and an eighth flow passage are arranged in the second integrated valve, a second expansion valve is arranged on the seventh flow passage, a seventh inlet port of the seventh flow passage is communicated with the main inlet, and a seventh outlet port of the seventh flow passage is communicated with a second inlet interface of the first cooler; an eighth inlet port of the eighth runner is communicated with a second outlet port of the first cooler, an eighth outlet port of the eighth runner is communicated with a total outlet of the second integrated valve, and the total outlet is communicated with the air suction port.

As an alternative scheme of the integrated device of the automobile thermal management system, the cooling liquid and refrigerant heat exchange unit further comprises a second cooler, a ninth runner and a tenth runner are arranged in the second integrated valve, a third expansion valve is arranged on the ninth runner, a ninth inlet port of the ninth runner is communicated with the main inlet, and a ninth outlet port of the ninth runner is communicated with a third inlet interface of the second cooler; the tenth inlet port of the tenth runner is communicated with the third outlet port of the second cooler, the tenth outlet port of the tenth runner is communicated with the total outlet of the second integrated valve, and the total outlet is communicated with the air suction port.

As an alternative of the integrated device of the automobile thermal management system, the second integrated valve is provided with a third sensor and a fourth sensor, the third sensor is communicated with the seventh flow channel and is used for detecting the temperature and the pressure of the refrigerant in the seventh flow channel, and the fourth sensor is communicated with the ninth flow channel and is used for detecting the temperature and the pressure of the refrigerant in the ninth flow channel.

As an alternative to the integrated device of the automobile thermal management system, the metal bracket is made of steel.

Compared with the prior art, the invention has the beneficial effects that:

according to the integrated device of the automobile thermal management system, the refrigerant power unit is connected with the cooling liquid and the refrigerant heat exchange unit through the valve integrated unit, so that the cooling liquid power unit and the cooling liquid and the refrigerant heat exchange unit are integrated into a whole, the integrated device is fixedly arranged on the whole automobile through the metal bracket, the valve integrated unit is used for replacing refrigerant rubber pipes which are distributed in disorder, the structure of the automobile thermal management system is more compact, the volume is small, the product is more stable and safe, the integration is higher, and the production efficiency of the whole automobile is improved. The refrigerant power unit, the cooling liquid, the refrigerant heat exchange unit and the valve integrated unit are integrated on the metal bracket, so that the total weight of the metal bracket and parts on the metal bracket is increased, the integral amplitude is reduced, the safe and normal work is ensured, and the service life is prolonged.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following description will briefly explain the drawings needed in the description of the embodiments of the present invention, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to the contents of the embodiments of the present invention and these drawings without inventive effort for those skilled in the art.

FIG. 1 is an assembled schematic view of an integrated device of an automotive thermal management system (external expansion interface not shown) according to a first view angle of an embodiment of the present invention;

FIG. 2 is an assembled schematic view of a second view of an integrated device of an automotive thermal management system according to an embodiment of the present invention;

FIG. 3 is an exploded view of an integrated device of an automotive thermal management system (external expansion interface not shown) according to an embodiment of the present invention;

fig. 4 is a schematic flow diagram of the coolant in the integrated device of the thermal management system of the automobile (external expansion interface is not shown) according to the embodiment of the present invention.

Reference numerals:

1.a refrigerant power unit; 2. a cooling liquid and refrigerant heat exchange unit; 3. a metal bracket; 4. a shock pad; 5. a valve integration unit; 6. the air supplementing and enthalpy increasing heat exchange module; 61. a first inlet; 62. a first outlet; 63. a second inlet; 64. a second outlet; 7. a connecting pipe; 8. a water pump; 9. a filling valve; 10. an external expansion interface;

11. an exhaust port; 12. an air supplementing port; 13. an air suction port;

21.a water-cooled condenser; 22. a first cooler; 23. a second cooler;

51. a first integrated valve; 52. a second integrated valve; 53. a liquid storage tank; 54. a first expansion valve; 55. a first sensor; 56. a second sensor; 57. a second expansion valve; 58. a third expansion valve; 59. a third sensor; 510. a fourth sensor;

511. a first inlet port; 512. a first outlet port; 513. a second inlet port; 514. a fourth outlet port;

521.a general inlet; 522. a seventh outlet port; 523. an eighth inlet port; 524. a ninth outlet port; 525. tenth port.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

In the description of the present invention, it should be noted that, directions or positional relationships indicated by terms such as "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or are directions or positional relationships conventionally put in use of the inventive product, are merely for convenience of describing the present invention and simplifying the description, and are not indicative or implying that the apparatus or element to be referred to must have a specific direction, be configured and operated in a specific direction, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance. In the description of the present invention, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present invention, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed", "connected" and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected or integrally connected; either mechanically or electrically. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.

Embodiments of the present invention are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the invention.

In order to remove the refrigerant rubber tube, the structure is more compact, the volume is small, the product is more stable and safer, the integration is higher, the embodiment provides an integrated device of an automobile thermal management system, and the specific contents of the embodiment are described in detail below with reference to fig. 1 to 4.

As shown in fig. 1 to 3, the integrated device of the automobile thermal management system in the present embodiment includes a refrigerant power unit 1, a cooling liquid and refrigerant heat exchange unit 2, a valve integrated unit and a metal bracket 3.

Wherein, the cooling liquid and refrigerant heat exchange unit 2 is internally provided with a cooling liquid heat exchange flow passage and a refrigerant heat exchange flow passage. The valve integrated unit is provided with a refrigerant flow passage, the valve integrated unit is arranged on the refrigerant power unit 1, and the refrigerant power unit 1 is communicated with a refrigerant heat exchange flow passage of the refrigerant heat exchange unit 2 through the refrigerant flow passage and the cooling liquid. The refrigerant power unit 1 with the valve integrated unit and the cooling liquid and refrigerant heat exchange unit 2 are both arranged on the metal bracket 3, and the metal bracket 3 can be connected with the whole vehicle.

In short, the refrigerant power unit 1 is connected with the cooling liquid and the refrigerant heat exchange unit 2 through the valve integrated unit, so that the refrigerant power unit is integrated into a whole, the metal bracket 3 is fixedly arranged on the whole automobile, the valve integrated unit is used for replacing refrigerant rubber pipes which are distributed in disorder, the structure of the automobile heat management system is more compact, the volume is small, the product is more stable and safe, the integration is higher, and the production efficiency of the whole automobile is improved. The refrigerant power unit 1, the cooling liquid, the refrigerant heat exchange unit 2 and the valve integrated unit are integrated on the metal bracket 3, so that the total weight of the metal bracket 3 and parts on the metal bracket 3 is increased, the integral amplitude is reduced, the safe and normal work is ensured, and the service life is prolonged.

Further, as shown in fig. 1, a plurality of shock pads 4 are arranged on the metal bracket 3 at intervals, and the fastener penetrates through the shock pads 4 to be connected with the whole vehicle. Illustratively, the refrigerant power unit 1 is a compressor, and the vibration amplitude of the vibration system is greatly reduced compared with the vibration isolation of a single compressor by taking the compressor as a vibration source and integrating the refrigerant power unit 1 with a valve integrated unit and the cooling liquid and the refrigerant heat exchange unit 2 on the metal bracket 3 to form a module. According to newton's second law: the acceleration of the object is proportional to the acting force and inversely proportional to the mass of the object. The vibration excitation force of the compressor is unchanged, and after the modularized vibration isolation, the mass of the rest parts is increased in the total mass of the vibration system, so that the acceleration of the vibration system is greatly reduced, namely the vibration amplitude of the vibration system is greatly reduced.

Further, a plurality of shock pads 4 are provided on the metal bracket 3, and vibration of the compressor is buffered by increasing the number of shock pads 4.

Further, as shown in fig. 3 in combination with fig. 4, the casing of the refrigerant power unit 1 is provided with the exhaust port 11, the air compensating port 12 and the air suction port 13, the valve integrated unit 5 includes a first integrated valve 51, the first integrated valve 51 is provided with a liquid storage tank 53, the cooling liquid and refrigerant heat exchange unit 2 includes the water-cooled condenser 21, the first integrated valve 51 is internally provided with a first runner and a second runner, a first inlet port 511 of the first runner is communicated with the exhaust port 11, a first outlet port 512 of the first runner is communicated with a first inlet port of the water-cooled condenser 21, a second inlet port 513 of the second runner is communicated with a first outlet port of the water-cooled condenser 21, and a second outlet port of the second runner is communicated with the liquid storage tank 53. Wherein the first air inlet interface and the first air outlet interface are respectively positioned at two ends of a refrigerant heat exchange flow passage in the water-cooled condenser 21. Specifically, one end of the water pump 8 is communicated with a water inlet and outlet port of the water-cooled condenser 21 for accelerating the flow of the cooling liquid. The water-cooled condenser 21 (Water cooled condenser, WCC) is a heat exchange component different from an air-cooled condenser, and the heat exchange component uses the characteristics of high heat conductivity and large specific heat capacity of the cooling liquid, and realizes the transfer of the heat release heat of the refrigerant at the high pressure side of the system by heat exchange between the cooling liquid and the refrigerant medium at the high pressure side. The system is mainly used for heating the passenger cabin and heat dissipation requirements of the system when the passenger cabin is refrigerated.

Further, the first integration valve 51 is provided with the air-supplementing and enthalpy-increasing heat exchange module 6, the first integration valve 51 is internally provided with a third runner and a fourth runner, a third inlet port of the third runner is communicated with the liquid storage tank 53, a third outlet port of the third runner is communicated with a first inlet 61 of a first heat exchange channel of the air-supplementing and enthalpy-increasing heat exchange module 6, the third runner is provided with the first expansion valve 54, a fourth inlet port of the fourth runner is communicated with a first outlet 62 of the first heat exchange channel of the air-supplementing and enthalpy-increasing heat exchange module 6, and a fourth outlet port 514 of the fourth runner is communicated with the air-supplementing port 12. The refrigerant flow direction in the liquid storage tank 53 is divided into a path A and a path B, wherein the refrigerant in the path A sequentially passes through the third flow passage, the first expansion valve 54, the air supplementing and enthalpy increasing heat exchange module 6, the fourth flow passage and the air supplementing port 12.

Further, the first integrated valve 51 is provided with a first sensor 55 and a second sensor 56, the first sensor 55 is communicated with the first flow channel for detecting the temperature and the pressure of the refrigerant in the first flow channel, and the second sensor 56 is communicated with the fourth flow channel for detecting the temperature and the pressure of the refrigerant in the fourth flow channel. By adding the first sensor 55 and the second sensor 56, the temperature and the pressure of the refrigerant can be conveniently detected in real time.

In this embodiment, the valve integrated unit further includes a second integrated valve 52, a fifth flow passage and a sixth flow passage are disposed in the first integrated valve 51, a fifth inlet port of the fifth flow passage is communicated with the liquid storage tank 53, a fifth outlet port of the fifth flow passage is communicated with the second inlet 63 of the second heat exchange channel of the air-supplementing and enthalpy-increasing heat exchange module 6, a sixth inlet port of the sixth flow passage is communicated with the second outlet 64 of the second heat exchange channel of the air-supplementing and enthalpy-increasing heat exchange module 6, and a sixth outlet port of the sixth flow passage is communicated with the total inlet 521 of the second integrated valve 52 through the connecting pipe 7. The refrigerant flow direction in the liquid storage tank 53 is divided into a path a and a path B, wherein the refrigerant in the path B sequentially passes through the fifth flow passage, the air supplementing and enthalpy increasing heat exchange module 6, the sixth flow passage, the connecting pipe 7 and the total inlet 521 of the second integrated valve 52. The refrigerant in the A path and the refrigerant in the B path exchange heat in the air supplementing enthalpy increasing heat exchange module 6 (a first heat exchange channel and a second heat exchange channel).

For example, as shown in fig. 2, the external expansion interface 10 is added to the first integrated valve 51 and the second integrated valve 52, and a working module for adjusting the temperature by the refrigerant is externally connected according to the actual use condition.

Further, the cooling liquid and refrigerant heat exchange unit 2 further includes a first cooler 22, a seventh flow passage and an eighth flow passage are provided in the second integrated valve 52, a second expansion valve 57 is provided on the seventh flow passage, a seventh inlet port of the seventh flow passage is communicated with the main inlet 521, and a seventh outlet port 522 of the seventh flow passage is communicated with a second air inlet interface of the first cooler 22; the eighth inlet port 523 of the eighth flow path communicates with the second outlet port of the first cooler 22, the eighth outlet port of the eighth flow path communicates with the total outlet of the second integration valve 52, and the total outlet communicates with the suction port 13. The flow direction of the refrigerant flowing into the second integration valve 52 is divided into a C path and a D path, wherein the refrigerant of the C path sequentially passes through the seventh flow path, the second expansion valve 57, the first cooler 22, the eighth flow path, the total outlet of the second integration valve 52, and the suction port 13 of the compressor.

Further, the cooling liquid and refrigerant heat exchange unit 2 further comprises a second cooler 23, a ninth runner and a tenth runner are arranged in the second integrated valve 52, a third expansion valve 58 is arranged on the ninth runner, a ninth inlet port of the ninth runner is communicated with the main inlet 521, and a ninth outlet port 524 of the ninth runner is communicated with a third air inlet interface of the second cooler 23; the tenth inlet port 525 of the tenth flow passage communicates with the third outlet port of the second cooler 23, the tenth outlet port of the tenth flow passage communicates with the total outlet of the second integration valve 52, and the total outlet communicates with the suction port 13. The flow direction of the refrigerant entering the second integration valve 52 is divided into a C path and a D path, wherein the refrigerant of the D path sequentially passes through the ninth flow path, the third expansion valve 58, the second cooler 23, the tenth flow path, the total outlet of the second integration valve 52 and the suction port 13 of the compressor.

The first cooler 22 and the second cooler 23 are heat exchange components of a water-cooled evaporator, and heat transfer in the system is realized by heat exchange between the cooling liquid and a refrigerant medium at the low pressure side of the system by utilizing the characteristics of high heat conductivity and large specific heat capacity of the cooling liquid. The device is mainly used for battery refrigeration and waste heat recovery at low temperature.

In other embodiments, the cooling liquid and refrigerant heat exchange unit 2 further includes a fourth water-cooled condenser, a fifth water-cooled condenser, a sixth water-cooled condenser, etc., according to practical use requirements, which are not limited herein.

Further, the second integrated valve 52 is provided with a third sensor 59 and a fourth sensor 510, the third sensor 59 is communicated with the seventh flow channel for detecting the temperature and the pressure of the refrigerant in the seventh flow channel, and the fourth sensor 510 is communicated with the ninth flow channel for detecting the temperature and the pressure of the refrigerant in the ninth flow channel. By adding the third sensor 59 and the fourth sensor 510, the temperature and the pressure of the refrigerant in the second integrated valve 52 can be detected in real time.

Illustratively, the material of the metal bracket 3 in this embodiment is steel. The overall strength of the steel metal bracket 3 is increased, and the vibration amplitude can be further greatly reduced. The integrated unit reduces the occupied space of the whole vehicle and can also be used for arranging a diversity device according to the space of the whole vehicle.

To sum up, the implementation principle of the integrated device of the automobile thermal management system in this embodiment is as follows: the integrated device of the automobile thermal system is provided with one or more valve integrated units 5, and a refrigerant flow passage is arranged in the valve integrated units 5. The valve integration unit 5 integrates several functions: an expansion valve, a pressure sensor, a temperature sensor, a liquid reservoir 53, a filling valve 9, and the like are fixed to this unit. And these functional elements are in communication with the flow channels. The valve integrated unit 5 is fixed to the compressor by bolts. And the refrigerant power unit 1 and the refrigerant and cooling liquid heat exchange unit are spliced together through the valve integrated unit 5 and then fixed on the bracket. The refrigerant power unit 1 provides the conveying power of the refrigerant, the refrigerant is discharged from the exhaust port 11 and conveyed to the cooling liquid and refrigerant heat exchange unit 2 through the flow passage in the first integrated valve 51, and after the cooling liquid and the cooling liquid exchange heat in the cooling liquid and refrigerant heat exchange unit 2, the refrigerant after phase change flows into the liquid storage tank 53 through the flow passage of the first integrated valve 51. The refrigerant in a single state passing through the liquid storage tank 53 flows out through the flow passage in the first integration valve 51, and then flows into the air-supplementing and enthalpy-increasing heat exchange module 6 in two ways (wherein the refrigerant in the B way directly flows into the air-supplementing and enthalpy-increasing heat exchange module 6, the refrigerant in the B way flows back to the compressor after heat exchange in the air-supplementing and enthalpy-increasing heat exchange module 6, the refrigerant in the A way flows into the air-supplementing and enthalpy-increasing heat exchange module 6 after interception through the first expansion valve 54 for heat exchange among the refrigerants, and then flows into the second integration valve 52, and returns to the refrigerant power unit 11 through the C way and the D way.

The valve integration unit 6 may be one or more. The number of the cooling liquid and refrigerant heat exchange units 2 may be two or more. Corresponding functional accessories such as expansion valves, pressure sensors, temperature sensors and the like are increased or decreased according to the system or the functional requirements.

Is fixed on the whole car through a metal bracket 3. The structure is compact, and the space is small. The integrated module enables the refrigerant to realize closed loop, so that the refrigerant can be filled in advance, and the mounting time of the whole vehicle thermal management system in the whole vehicle assembly and the filling time of the refrigerant are reduced. Meanwhile, as the integrated module is compact, the refrigerant volume of the system is reduced, the weight of the refrigerant is reduced, and the cost is reduced.

The integrated device can also be added with a power unit and an adjusting unit of cooling liquid according to the requirements of an automobile thermal management system. Therefore, the integrated device has the characteristics of strong expansibility, wide adaptability and the like.

The units of the invention are relatively independent, and a power unit and an adjusting unit of cooling liquid can be added. And the integrated device has strong expansibility. Therefore, the integrated device has the characteristics of flexibility, diversity, wide adaptability and the like. Meanwhile, the integrated device greatly reduces the installation time of the parts of the whole vehicle heat pump system, reduces the cost and reduces the leakage risk of connection between the parts. The integrated module unit has high integration level, strong expansibility and flexible arrangement, can be well adapted to the whole vehicle layout of an automobile thermal management system, saves space and reduces parts. The subsequent production reduces working hours, reduces cost and the like.

Note that the above is only a preferred embodiment of the present invention and the technical principle applied. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, while the invention has been described in connection with the above embodiments, the invention is not limited to the embodiments, but may be embodied in many other equivalent forms without departing from the spirit or scope of the invention, which is set forth in the following claims.

Claims

1. An integrated device for an automotive thermal management system, comprising:

a refrigerant power unit (1);

the cooling liquid and refrigerant heat exchange unit (2) is internally provided with a cooling liquid heat exchange flow passage and a refrigerant heat exchange flow passage;

the valve integrated unit (5) is internally provided with a refrigerant flow passage, the valve integrated unit is arranged on the refrigerant power unit (1), and the refrigerant power unit (1) is communicated with the refrigerant heat exchange flow passage of the cooling liquid and the refrigerant heat exchange unit (2) through the refrigerant flow passage;

the cooling medium power unit (1) and the cooling liquid and cooling medium heat exchange unit (2) which are provided with the valve integrated unit are both arranged on the metal bracket (3), and the metal bracket (3) can be connected with the whole vehicle.

2. The integrated device of the automobile thermal management system according to claim 1, wherein a plurality of shock pads (4) are arranged on the metal bracket (3) at intervals, and a fastener penetrates through the shock pads (4) to be connected with the whole automobile.

3. The integrated device of an automobile thermal management system according to claim 2, wherein an exhaust port (11), a gas supplementing port (12) and a gas suction port (13) are formed in a shell of the refrigerant power unit (1), the valve integrated unit comprises a first integrated valve (51), a liquid storage tank (53) is arranged on the first integrated valve (51), the cooling liquid and the refrigerant heat exchange unit (2) comprise a water-cooled condenser (21), a first runner and a second runner are arranged in the first integrated valve (51), a first inlet port (511) of the first runner is communicated with the exhaust port (11), a first outlet port (512) of the first runner is communicated with a first gas inlet port of the water-cooled condenser (21), a second inlet port (513) of the second runner is communicated with a first gas outlet port of the water-cooled condenser (21), and a second outlet port of the second runner is communicated with the liquid storage tank (53).

4. An integrated device of an automotive thermal management system according to claim 3, characterized in that the first integrated valve (51) is provided with a gas-supplementing enthalpy-increasing heat exchange module (6), a third flow passage and a fourth flow passage are provided in the first integrated valve (51), a third inlet port of the third flow passage is communicated with the liquid storage tank (53), a third outlet port of the third flow passage is communicated with a first inlet (61) of a first heat exchange passage of the gas-supplementing enthalpy-increasing heat exchange module (6), a first expansion valve (54) is provided on the third flow passage, a fourth inlet port of the fourth flow passage is communicated with a first outlet (62) of a first heat exchange passage of the gas-supplementing enthalpy-increasing heat exchange module (6), and a fourth outlet port (514) of the fourth flow passage is communicated with the gas-supplementing port (12).

5. The integrated device of an automotive thermal management system according to claim 4, wherein a first sensor (55) and a second sensor (56) are provided on the first integrated valve (51), the first sensor (55) is in communication with the first flow passage for detecting the temperature and pressure of the refrigerant in the first flow passage, and the second sensor (56) is in communication with the fourth flow passage for detecting the temperature and pressure of the refrigerant in the fourth flow passage.

6. The integrated device of an automotive thermal management system according to claim 4, characterized in that the valve integrated unit further comprises a second integrated valve (52), a fifth flow passage and a sixth flow passage are provided in the first integrated valve (51), a fifth inlet port of the fifth flow passage is communicated with the liquid storage tank (53), a fifth outlet port of the fifth flow passage is communicated with a second inlet (63) of a second heat exchange passage of the air-supplementing and enthalpy-increasing heat exchange module (6), a sixth inlet port of the sixth flow passage is communicated with a second outlet (64) of the second heat exchange passage of the air-supplementing and enthalpy-increasing heat exchange module (6), and a sixth outlet port of the sixth flow passage is communicated with a total inlet (521) of the second integrated valve (52) through a connecting pipe (7).

7. The integrated device of an automobile heat management system according to claim 6, wherein the cooling liquid and refrigerant heat exchange unit (2) further comprises a first cooler (22), a seventh flow passage and an eighth flow passage are arranged in the second integrated valve (52), a second expansion valve (57) is arranged on the seventh flow passage, a seventh inlet port of the seventh flow passage is communicated with the main inlet (521), and a seventh outlet port (522) of the seventh flow passage is communicated with a second inlet port of the first cooler (22); an eighth inlet port (523) of the eighth runner is communicated with a second outlet port of the first cooler (22), an eighth outlet port of the eighth runner is communicated with a total outlet of the second integrated valve (52), and the total outlet is communicated with the air suction port (13).

8. The integrated device of an automobile heat management system according to claim 7, wherein the cooling liquid and refrigerant heat exchange unit (2) further comprises a second cooler (23), a ninth runner and a tenth runner are arranged in the second integrated valve (52), a third expansion valve (58) is arranged on the ninth runner, a ninth inlet port of the ninth runner is communicated with the main inlet (521), and a ninth outlet port (524) of the ninth runner is communicated with a third inlet interface of the second cooler (23); a tenth inlet port (525) of the tenth flow passage is communicated with a third outlet port of the second cooler (23), a tenth outlet port of the tenth flow passage is communicated with a total outlet of the second integration valve (52), and the total outlet is communicated with the air suction port (13).

9. The integrated device of an automotive thermal management system according to claim 8, wherein a third sensor (59) and a fourth sensor (510) are provided on the second integrated valve (52), the third sensor (59) being in communication with the seventh flow passage for detecting the temperature and pressure of the refrigerant in the seventh flow passage, the fourth sensor (510) being in communication with the ninth flow passage for detecting the temperature and pressure of the refrigerant in the ninth flow passage.

10. The integrated device of a thermal management system of a vehicle according to any one of claims 1 to 9, characterized in that the metallic support (3) is made of steel.