Thermal management integrated module structure

Abstract

The utility model discloses a thermal management integrated module structure which comprises a mounting plate, a runner plate, a cooler, a plate heat exchanger, a three-way valve, a water pump assembly and a seven-way valve, and the mounting plate comprises a first side face and a second side face which are oppositely arranged; the runner plate is arranged on the first side surface and is used for integrating a circulating pipeline of a refrigerant; the cooler and the plate heat exchanger are arranged on the second side face. The three-way valve and the seven-way valve communicate with the circulation pipeline. The water pump assembly is arranged on the flow channel plate, communicates with the circulation pipeline and is used for providing power for a refrigerant in the circulation pipeline. The cooler, the plate heat exchanger, the runner plate, the three-way valve, the seven-way valve and the water pump assembly are integrally mounted on the mounting plate, so that the functions of heating a passenger compartment, cooling and heating a battery pack, electrically-driven heat dissipation and the like are realized, the number of parts is reduced, and meanwhile, the cost and the complexity of an integrated module are reduced; and integrated design and platform vehicle model expansion are facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of vehicle thermal management control, in particular to a thermal management integrated module structure. Background Art

[0002] At present, the thermal management modes of vehicles include the following: 1. Tesla-"Octopus" integrated module (direct heat pump): composed of refrigerant side (liquid storage tank (refrigerant plate) + electronic expansion valve), water side (water storage bottle + water pump + eight-way valve + water-cooled condenser + chiller + water side manifold), and integrated controller; 2. Huawei-TMS2.0 integrated module (indirect heat pump): composed of refrigerant side (liquid storage tank + refrigerant plate + electronic expansion valve), water side (water pump + nine-way valve + three-way valve + water-cooled condenser + chiller + water side manifold), and integrated controller; the above two forms of integrated modules use the refrigerant side components to be connected to the refrigerant plate by bolts, and the water side components are connected to the water side flow plate by bolts, and then the refrigerant plate and the flow plate are assembled under the connection of the metal frame; the integrated module is controlled by the integrated controller, and the components are effectively controlled according to the temperature requirements of each system of the vehicle to meet the requirements of each component of the vehicle to work at the temperature that is most suitable for itself. The disadvantages are: (1) poor low-temperature heating capacity and poor air conditioning heating effect; (2) low refrigeration efficiency and high low-temperature power consumption; (3) large size of thermal management module, complex process and poor adaptability. 3. Traditional split structure: It consists of electronic expansion valve, liquid storage drying tank, water pump, water valve, chiller, cooling pipeline, plate exchanger, and air conditioning pipeline; each electronic component has its own controller to interact with the vehicle VCU and is controlled by the vehicle VCU. Disadvantages include (1) many installation points for each component and complex installation process; (2) each component is connected by pipeline, the pipeline routing is complex, occupies a large space in the cabin, and the assembly operation is difficult; (3) there is energy loss in the performance transmission between components. Utility Model Content

[0003] The purpose of the utility model is to provide a thermal management integrated module structure to solve the problems existing in the thermal management system of a vehicle in the prior art.

[0004] The utility model provides a thermal management integrated module structure, including a mounting plate, a flow channel plate, a cooler, a plate heat exchanger, a three-way valve, a water pump assembly and a seven-way valve, wherein:

[0005] The mounting plate comprises a first side surface and a second side surface which are arranged opposite to each other;

[0006] The flow channel plate is arranged on the first side surface, and the flow channel plate is used to integrate the circulation pipeline of the refrigerant;

[0007] The cooler and the plate heat exchanger are arranged on the second side surface, and the three-way valve and the seven-way valve are respectively communicated with the flow pipeline;

[0008] The water pump assembly is arranged on the flow channel plate, the water pump assembly is communicated with the circulation pipeline, and the water pump assembly is used to provide power for the refrigerant in the circulation pipeline.

[0009] A thermal management integrated module structure as described above, wherein preferably, a first mounting hole is provided on the mounting plate, and a first connecting port is provided on the flow channel plate, the first connecting port can be connected to the cooler through the first mounting hole, and the first connecting port is used to connect the cooler with the flow pipeline.

[0010] A thermal management integrated module structure as described above, wherein, preferably, a second mounting hole is provided on the mounting plate, and a second connecting port is provided on the flow channel plate, the second connecting port can be connected to the plate heat exchanger through the second mounting hole, and the second connecting port is used to connect the plate heat exchanger with the flow pipeline.

[0011] A thermal management integrated module structure as described above, wherein, preferably, a third mounting hole is provided on the mounting plate, and a third connecting port is provided on the flow channel plate, and the third connecting port can be connected to the three-way valve through the third mounting hole, and the third connecting port is used to connect the three-way valve with the circulation pipeline.

[0012] In the above-mentioned thermal management integrated module structure, preferably, the circulation pipeline includes a heating circuit, a cooler circuit, a battery circuit and an electric drive circuit, wherein:

[0013] The heating circuit is used to heat the passenger compartment;

[0014] The cooler circuit is used to cool the battery pack;

[0015] The battery circuit is used to heat the battery pack;

[0016] The electric drive circuit is used to dissipate heat from heat-generating components.

[0017] A thermal management integrated module structure as described above, wherein preferably, the first end of the cooler circuit is communicated with the second port of the seven-way valve, and the second end of the cooler circuit is communicated with the seventh port of the seven-way valve;

[0018] The first end of the battery circuit is in communication with the fourth port of the seven-way valve, and the second end of the battery circuit is in communication with the sixth port of the seven-way valve;

[0019] The first end of the electric drive circuit is connected to the third port of the seven-way valve, the second end of the electric drive circuit is connected to the fifth port of the seven-way valve, and the first port of the seven-way valve is connected to the pipeline between the third port of the seven-way valve and the fifth port of the seven-way valve.

[0020] A thermal management integrated module structure as described above, wherein preferably, the water pump assembly includes a first water pump, a second water pump and a third water pump, the first water pump is used to provide power for the refrigerant of the heating circuit, the second water pump is used to provide power for the refrigerant of the battery circuit, and the third water pump is used to provide power for the refrigerant of the electric drive circuit.

[0021] In the thermal management integrated module structure as described above, preferably, an exhaust structure is also provided on the flow channel plate.

[0022] A thermal management integrated module structure as described above, wherein, preferably, it also includes a connecting harness, and the connecting harness can communicatively connect the cooler, the three-way valve, the seven-way valve and the water pump assembly with the integrated controller.

[0023] In the thermal management integrated module structure as described above, preferably, a mounting bracket is provided on the mounting plate, and the mounting bracket can fix the mounting plate to the vehicle.

[0024] Compared with the prior art, the utility model integrates a cooler, a plate heat exchanger, a flow channel plate, a three-way valve, a seven-way valve and a water pump assembly onto a mounting plate, thereby realizing functions such as passenger compartment heating, battery pack cooling and heating, and electric drive heat dissipation, reducing the number of parts while lowering the cost and complexity of the integrated module, which is conducive to integrated design and platform vehicle model expansion. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 It is a three-dimensional diagram of the utility model;

[0026] Figure 2 It is the front view of the utility model;

[0027] Figure 3 It is a rear view of the utility model;

[0028] Figure 4 It is a three-dimensional diagram of the mounting plate of the utility model;

[0029] Figure 5 It is a three-dimensional diagram of the flow channel plate of the utility model;

[0030] Figure 6 It is a front view of the flow channel plate of the utility model;

[0031] Figure 7yes Figure 6 Cross-section view in the AA direction;

[0032] Figure 8 It is a three-dimensional diagram of the seven-way valve of the utility model.

[0033] Description of reference numerals:

[0034] 10-mounting plate, 11-first mounting hole, 12-second mounting hole, 13-third mounting hole, 14-mounting bracket;

[0035] 20-flow channel plate, 21-first connecting port, 22-second connecting port, 23-third connecting port, 24-circulation pipeline, 241-heating circuit, 242-cooler circuit, 243-battery circuit, 244-electric drive circuit;

[0036] 30-cooler;

[0037] 40-plate heat exchanger;

[0038] 50-three-way valve;

[0039] 60-water pump assembly, 61-first water pump, 62-second water pump, 63-third water pump;

[0040] 70 - seven-way valve, 71 - first port, 72 - second port, 73 - third port, 74 - fourth port, 75 - fifth port, 76 - sixth port, 77 - seventh port;

[0041] 80-Connection harness;

[0042] 90-Exhaust structure. DETAILED DESCRIPTION

[0043] The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and should not be construed as limiting the present invention.

[0044] Reference Figure 1 As shown, the utility model provides a thermal management integrated module structure, including a mounting plate 10, a flow channel plate 20, a cooler 30, a plate heat exchanger 40, a three-way valve 50, a water pump assembly 60 and a seven-way valve 70, wherein:

[0045] The mounting plate 10 includes a first side surface and a second side surface which are arranged opposite to each other;

[0046] The flow channel plate 20 is disposed on the first side surface, and the flow channel plate 20 is used to integrate the circulation pipeline 24 of the refrigerant;

[0047] The cooler 30 and the plate heat exchanger 40 are arranged on the second side, and the three-way valve 50 and the seven-way valve 70 are respectively connected to the flow pipeline 24;

[0048] The water pump assembly 60 is disposed on the flow channel plate 20 . The water pump assembly 60 is in communication with the circulation pipeline 24 . The water pump assembly 60 is used to provide power for the refrigerant in the circulation pipeline 24 .

[0049] In the embodiment provided in the present application, the flow pipe 24 disposed on the flow channel plate 20 is respectively connected to the cooler 30, the plate heat exchanger 40, the three-way valve 50, the seven-way valve 70 and the water pump assembly 60 to form multiple loops to achieve different functions. Figure 2 as well as Figure 3 As shown, the flow channel plate 20 is fixed to the first side of the mounting plate 10 by bolts, the cooler 30 and the plate heat exchanger 40 are both fixed to the second side of the mounting plate 10 by bolts after being positioned by the positioning pins, the three-way valve 50 is fixedly connected to the flow channel plate 20 by screws, and is arranged on the second side of the mounting plate 10, the seven-way valve 70 is fixed to the flow channel plate 20 by bolts, the water pump assembly 60 is inserted into the flow channel plate 20, and is radially sealed by an O-ring, and then fixed by bolt connection, the seven-way valve 70 and the water pump assembly 60 are arranged on the side of the flow channel plate 20 away from the first side of the mounting plate 10. The thermal management integrated module of the present application integrates the cooling lines connecting various components into the flow channel plate 20 structure, which effectively solves the difficulties such as the limited layout of the cooling lines in the front cabin and the various assembly processes, has a compact structure, is easy to assemble, and greatly saves space.

[0050] In order to achieve the communication between the cooler 30, the plate heat exchanger 40 and the three-way valve 50 and the flow pipeline 24, refer to Figure 4 as well as Figure 5 As shown, the mounting plate 10 is provided with a first mounting hole 11, and the flow channel plate 20 is provided with a first connecting port 21. The first connecting port 21 can pass through the first mounting hole 11 to connect with the cooler 30, and the first connecting port 21 is used to connect the cooler 30 with the circulation pipeline 24. In the embodiment provided in the present application, there is one first mounting hole 11, which is a through hole on the mounting plate 10 that passes through the first side surface and the second side surface, and the first connecting port 21 includes two, which are arranged in the vertical direction, one end of the two first connecting ports 21 is connected with the circulation pipeline 24, and the other ends of the two first connecting ports 21 pass through the first mounting hole 11 at the same time and communicate with the cooler 30, thereby realizing the connection between the cooler 30 and the circulation pipeline 24.

[0051] Similarly, the mounting plate 10 is provided with a second mounting hole 12, and the flow channel plate 20 is provided with a second communication port 22. The second communication port 22 can pass through the second mounting hole 12 to connect with the plate heat exchanger 40, and the second communication port 22 is used to connect the plate heat exchanger 40 with the circulation pipeline 24. In the embodiment provided in the present application, the second mounting holes 12 include two, which are arranged up and down along the gravity direction. Both of the two second mounting holes 12 are through holes that penetrate the first side surface and the second side surface. The second communication ports 22 include four, which are distributed in the form of two up and two down. One end of the four second communication ports 22 is connected with the circulation pipeline 24, and the other ends of the two second communication ports 22 above pass through the second mounting holes 12 arranged above, and the other ends of the two second communication ports 22 below pass through the second mounting holes 12 located below. The four second communication ports 22 pass through the two second mounting holes 12 respectively and then connect with the plate heat exchanger 40, thereby realizing the communication between the plate heat exchanger 40 and the circulation pipeline 24.

[0052] A third mounting hole 13 is also provided on the mounting plate 10, and a third connecting port 23 is provided on the flow channel plate 20. The third connecting port 23 can be connected to the three-way valve 50 through the third mounting hole 13. The third connecting port 23 is used to connect the three-way valve 50 with the circulation pipeline 24. In the embodiment provided in the present application, there is one third mounting hole 13, and the third mounting hole 13 is a through hole penetrating the first side surface and the second side surface. There are two third connecting ports 23, one end of the two third connecting ports 23 is connected to the circulation pipeline 24, and the other end passes through the third mounting hole 13 and is connected to the three-way valve 50 to realize the connection between the three-way valve 50 and the circulation pipeline 24.

[0053] Reference Figure 6 as well as Figure 7 As shown, the circulation pipeline 24 includes a heating circuit 241, a cooler circuit 242, a battery circuit 243 and an electric drive circuit 244, wherein:

[0054] The heating circuit 241 is used to heat the passenger compartment; when the passenger compartment is heated, it is heated by a heat pump, and when the heating is insufficient, it is heated by a PTC heater.

[0055] The cooler circuit 242 is used to cool the battery pack; a separate cooling circuit is designed outside the battery, and a cooler 30 (cooling function) and a plate heat exchanger 40 (heating function) are connected in series in the circuit. The low-temperature refrigerant reduces the water temperature of the cooling circuit through the cooler 30, thereby cooling the battery pack.

[0056] The battery circuit 243 is used to heat the battery pack; there is a separate low-temperature cooling circuit outside the battery, in which a cooler 30 (cooling function) and a plate heat exchanger 40 (heating function) are connected in series, and high-temperature water is heated by the plate heat exchanger to heat the circuit water temperature, and the water flows through the battery pack to heat the battery cells;

[0057] The electric drive circuit 244 is used to dissipate heat from heat-generating components; the electric drive circuit 244 has a separate medium-temperature cooling circuit, and the water in the circuit dissipates the heat of each heat-generating component into the air through the radiator.

[0058] In the embodiments provided in the present application, waste heat can also be utilized: (1) the electric drive circuit 244 and the battery pack are connected in series, and the radiator is short-circuited; (2) the electric drive circuit 244, the cooler 30, and the battery pack are self-circulated, and the radiator is short-circuited to absorb the waste heat of the electric drive. (3) The motor can be locked to heat the battery pack.

[0059] Reference Figure 7 as well as Figure 8 As shown, the first end of the cooler circuit 242 is connected to the second port 72 of the seven-way valve 70, and the second end of the cooler circuit 242 is connected to the seventh port 77 of the seven-way valve 70; in the embodiment provided in the present application, the liquid inlet of the cooler 30 is connected to the seventh port 77 of the seven-way valve 70, and the liquid outlet of the cooler 30 is connected to the second port 72 of the seven-way valve 70, and the refrigerant delivered from the seventh port 77 of the seven-way valve 70 flows through the cooler 30 to the second port 72 of the seven-way valve 70.

[0060] The first end of the battery circuit 243 is connected to the fourth port 74 of the seven-way valve 70, and the second end of the battery circuit 243 is connected to the sixth port 76 of the seven-way valve 70; in the embodiment provided in the present application, the liquid inlet of the battery pack is connected to the fourth port 74 of the seven-way valve 70, and the plate heat exchanger 40 is connected to the sixth port 76 of the seven-way valve 70, and the refrigerant delivered from the fourth port 74 of the seven-way valve 70 flows into the sixth port 76 of the seven-way valve 70 after passing through the battery pack and the plate heat exchanger 40.

[0061] The first end of the electric drive circuit 244 is connected to the third port 73 of the seven-way valve 70, the second end of the electric drive circuit 244 is connected to the fifth port 75 of the seven-way valve 70, and the first port 71 of the seven-way valve 70 is connected to the pipeline between the third port 73 of the seven-way valve 70 and the fifth port 75 of the seven-way valve 70. In the embodiment provided in the present application, the liquid inlet of the radiator in the electric drive circuit 244 is connected to the third port 73 of the seven-way valve 70, the liquid outlet end of the drive motor is connected to the fifth port 75 of the seven-way valve 70, and the first port 71 of the seven-way valve 70 is connected to the pipeline between the radiator and the drive motor. The refrigerant sent out from the third port 73 of the seven-way valve 70 is sent to the fifth port 75 of the seven-way valve 70 after passing through the radiator, the heat-generating components and the drive motor in sequence, and the refrigerant sent out from the first port 71 of the seven-way valve 70 is transported to the pipeline between the radiator and the drive motor.

[0062] Reference Figure 3As shown, the water pump assembly 60 includes a first water pump 61, a second water pump 62 and a third water pump 63. The first water pump 61 is used to provide power for the refrigerant of the heating circuit 241, the second water pump 62 is used to provide power for the refrigerant of the battery circuit 243, and the third water pump 63 is used to provide power for the refrigerant of the electric drive circuit 244. In the embodiment provided in the present application, the first water pump 61 is a PTC water pump, the second water pump 62 is a battery water pump, and the third water pump 63 is a motor water pump.

[0063] In order to ensure the normal operation of each circuit, an exhaust structure 90 is also provided on the flow channel plate 20. The exhaust structure 90 is used to adjust the pressure in the pipeline to achieve automatic exhaust of the pipeline.

[0064] In order to facilitate the control of each circuit of the thermal management system, the thermal management integrated module of the present application also includes a connecting harness 80, which can connect the cooler 30, the three-way valve 50, the seven-way valve 70 and the water pump assembly 60 to the integrated controller for communication. In the embodiment provided in the present application, refer to Figure 1 as well as Figure 2 As shown, each component is provided with a plug-in, and the connecting harness 80 can be plugged into the connector of each component. The harness clip is connected to the harness installation point to complete the communication connection with the integrated controller.

[0065] In order to adapt to the requirements of the whole vehicle installation point, a mounting bracket 14 is provided on the mounting plate 10, and the mounting bracket 14 can fix the mounting plate 10 to the vehicle. In the embodiment provided in the present application, there are four mounting brackets 14, which are respectively arranged at the four vertices of the mounting plate 10, so as to facilitate the installation and disassembly of the thermal management integrated module and improve the adaptability and versatility.

[0066] The above describes in detail the structure, features and effects of the utility model based on the embodiments shown in the drawings. The above is only a preferred embodiment of the utility model, but the utility model is not limited to the scope of implementation shown in the drawings. Any changes made in accordance with the concept of the utility model, or modifications to equivalent embodiments with equivalent changes, which still do not exceed the spirit covered by the description and the drawings, should be within the protection scope of the utility model.

Claims

1. A thermal management integrated module structure, characterized in that: It includes a mounting plate, a flow channel plate, a cooler, a plate heat exchanger, a three-way valve, a water pump assembly and a seven-way valve, wherein: The mounting plate comprises a first side surface and a second side surface which are arranged opposite to each other; The flow channel plate is arranged on the first side surface, and the flow channel plate is used to integrate the circulation pipeline of the refrigerant; The cooler and the plate heat exchanger are arranged on the second side surface, and the three-way valve and the seven-way valve are respectively communicated with the flow pipeline; The water pump assembly is arranged on the flow channel plate, the water pump assembly is communicated with the circulation pipeline, and the water pump assembly is used to provide power for the refrigerant in the circulation pipeline.

2. The thermal management integrated module structure according to claim 1, characterized in that: The mounting plate is provided with a first mounting hole, and the flow channel plate is provided with a first connecting port, the first connecting port can be connected to the cooler through the first mounting hole, and the first connecting port is used to connect the cooler with the flow pipeline.

3. The thermal management integrated module structure according to claim 1, characterized in that: The mounting plate is provided with a second mounting hole, and the flow channel plate is provided with a second connecting port, the second connecting port can be connected to the plate heat exchanger through the second mounting hole, and the second connecting port is used to connect the plate heat exchanger with the circulation pipeline.

4. The thermal management integrated module structure according to claim 1, characterized in that: A third mounting hole is provided on the mounting plate, and a third connecting port is provided on the flow channel plate. The third connecting port can pass through the third mounting hole to be connected to the three-way valve, and the third connecting port is used to connect the three-way valve with the circulation pipeline.

5. The thermal management integrated module structure according to claim 1, characterized in that: The circulation pipeline includes a heating circuit, a cooler circuit, a battery circuit and an electric drive circuit, wherein: The heating circuit is used to heat the passenger compartment; The cooler circuit is used to cool the battery pack; The battery circuit is used to heat the battery pack; The electric drive circuit is used to dissipate heat from heat-generating components.

6. The thermal management integrated module structure according to claim 5, characterized in that: The first end of the cooler circuit is in communication with the second port of the seven-way valve, and the second end of the cooler circuit is in communication with the seventh port of the seven-way valve; The first end of the battery circuit is in communication with the fourth port of the seven-way valve, and the second end of the battery circuit is in communication with the sixth port of the seven-way valve; The first end of the electric drive circuit is connected to the third port of the seven-way valve, the second end of the electric drive circuit is connected to the fifth port of the seven-way valve, and the first port of the seven-way valve is connected to the pipeline between the third port of the seven-way valve and the fifth port of the seven-way valve.

7. The thermal management integrated module structure according to claim 5, characterized in that: The water pump assembly includes a first water pump, a second water pump and a third water pump. The first water pump is used to provide power for the refrigerant of the heating circuit, the second water pump is used to provide power for the refrigerant of the battery circuit, and the third water pump is used to provide power for the refrigerant of the electric drive circuit.

8. The thermal management integrated module structure according to claim 1, characterized in that: The flow channel plate is also provided with an exhaust structure.

9. The thermal management integrated module structure according to claim 1, characterized in that: Also included is a connection harness, which can communicatively connect the cooler, the three-way valve, the seven-way valve, and the water pump assembly with an integrated controller.

10. The thermal management integrated module structure according to claim 1, characterized in that: The mounting plate is provided with a mounting bracket, and the mounting bracket can fix the mounting plate to the vehicle.

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