Thermal management assembly

Abstract

A thermal management assembly includes a first assembly, a second assembly, and a cooler, while having multiple interfaces, multiple flow paths, and multiple modes of operation, with a compact structure.

Description

Technical Field

[0001] The present invention relates to a vehicle thermal management system component, and in particular to a thermal management assembly. Background Art

[0002] The vehicle thermal management system includes the air-conditioning system, motor and component thermal management system. For new energy vehicles, it also includes the battery pack thermal management system. The thermal management system has many components, complex connections, and occupies a large space. While meeting the functions of the components, how to design the connection relationship between the various components of the system to make the structure compact and easy to install is a technical problem. Summary of the Invention

[0003] The purpose of this application is to provide a thermal management component with a more compact structure and convenient installation.

[0004] To achieve the above-mentioned purpose, the present application adopts the following technical solutions: a thermal management component, which can be applied to a vehicle thermal management system, the thermal management component having a first interface, a second interface and a first flow path, the first flow path being located between the first interface and the second interface; the thermal management component including a first component, the refrigerant being able to pass through the first component, the first component including a first valve device, the first valve device being located in the first flow path, the first valve device having a throttling function, being able to control the on and off of the first flow path and regulating the pressure of the first flow path; the thermal management component also having a third interface, a connection point, a fourth interface, and a fifth interface, the thermal management component also including a cooler, the second flow path being between the third interface and the connection point, the first branch being from the connection point to the fourth interface, and the connection point. The connection point to the fifth interface is the second branch, and the connection point to the cooler is the third branch. The thermal management component also has a bypass path, which connects the first flow path and the first branch; the first component also includes a first switch valve, a second switch valve, a second valve device and a third valve device. The first switch valve is located in the first branch, and the first switch valve can control the on and off of the first branch. The second valve device is located in the second branch, and the second valve device can control the on and off of the second branch and adjust the pressure of the second branch. The third valve device is located in the third branch, and the third valve device can control the on and off of the third branch and adjust the pressure of the third branch. The second switch valve is located in the bypass path, and the second switch valve can control the on and off of the bypass path.

[0005] The thermal management component of the present application is provided with the above-mentioned multiple interfaces and multiple channels and adopts the first component so that the thermal management component as a whole has a more compact structure and is convenient for system connection. BRIEF DESCRIPTION OF THE DRAWINGS

[0006] Figure 1 is a schematic block diagram of the connections of one embodiment of a thermal management component;

[0007] Figure 2 yes Figure 1 Schematic diagram of the connection of the first working mode of the thermal management component;

[0008] Figure 3 yes Figure 1 Schematic diagram of the connection of the second working mode of the thermal management component;

[0009] Figure 4 yes Figure 1 Schematic diagram of the connection of the third working mode of the thermal management component;

[0010] Figure 5 yes Figure 1 Schematic diagram of the connection of the fourth working mode of the thermal management component;

[0011] Figure 6 yes Figure 1 A schematic diagram of the connections for the fifth operating mode of the thermal management component;

[0012] Figure 7 It is a schematic diagram of the three-dimensional structure of the thermal management component in one direction;

[0013] Figure 8 This is a schematic diagram of the three-dimensional structure of the thermal management component from another direction;

[0014] Figure 9 This is the first interface diagram of the thermal management component;

[0015] Figure 10 This is a second interface diagram of the thermal management component;

[0016] Figure 11 of Figure 7 A schematic diagram of the front view of the thermal management component;

[0017] Figure 12 of Figure 7 Schematic diagram of the top view of the thermal management component. DETAILED DESCRIPTION

[0018] The present invention will be further described below with reference to the accompanying drawings and specific embodiments:

[0019] See also Figures 1-12, the thermal management component in this embodiment can be applied to a vehicle thermal management system, the thermal management component 100 includes a first component, a second component and a cooler 101, the first component can have refrigerant flowing through it, the second component can have coolant flowing through it, the cooler 101 has a first flow channel and a second flow channel, the first flow channel has refrigerant flowing through it, and the second flow channel has coolant flowing through it, the first component has a first interface 1, a second interface 2, a third interface 3, a fourth interface 4, a fifth interface 5, a sixth interface 6, a seventh interface 7 and an eighth interface 8; the second component has a ninth interface 9, a tenth interface 10, an eleventh interface 11 and a twelfth interface 12; the above first interface 1, second interface 2, third interface 3, fourth interface 4, fifth interface 5, sixth interface 6, seventh interface 7, eighth interface 8, ninth interface 9, tenth interface 10, eleventh interface 11 and twelfth interface 12 are used to connect the thermal management component to the interfaces of other components of the thermal management system or the interfaces of pipeline parts.

[0020] The thermal management component has a first flow path 70, a second flow path 20, a first branch 30, a second branch 40, a third branch 50 and a bypass path 60. The thermal management component has a connection point 13. The first flow path 10 is located between the first interface 1 and the second interface 2, the second flow path 20 is located between the third interface 3 and the connection point 13, the first branch 30 is located between the connection point 13 and the fourth interface 4, the second branch 40 is located between the connection point 13 and the fifth interface 5, the third branch 50 is located between the connection point 13 and the cooler 101, and the bypass path 60 can connect the first flow path 70, the first branch 30 and the connection point 13.

[0021] The first component includes a first valve device 91, a second valve device 41, a third valve device 51, a first switch valve 31, a second switch valve 61 and a gas-liquid separator 81. The first valve device 91 is located in the first flow path 70. The first valve device 91 has a throttling function and a connecting function, and can control the on-off of the first flow path 70 and adjust the pressure of the first flow path 70; the first switch valve 31 is located in the first branch 30, and the first switch valve 31 can control the on-off of the first branch 30. The second valve device 41 is located in the second branch 40, and the second valve device 41 can control the on-off of the second branch 40 to adjust the pressure of the first flow path 70. The third valve device 51 is located in the third branch 50 and has both throttling and communication functions. The third valve device 51 can control the opening and closing of the third branch 50 and regulate the pressure of the third branch 50. The second on-off valve 61 is located in the bypass passage 60 and can control the opening and closing of the bypass passage 60. The sixth port 6 and the seventh port 7 can be connected to the inlet of the gas-liquid separator 81, and the eighth port 8 is connected to the gas phase outlet of the gas-liquid separator 81. The first flow channel of the cooler 101 can also be connected to the inlet of the gas-liquid separator 81. In this embodiment, a one-way valve 107 is further provided between the sixth port 6 and the inlet of the gas-liquid separator 81 to prevent the refrigerant from flowing back toward the sixth port 6. The first valve device 91 and the second valve device 41 are both two-way ball valves or a combination of an electronic expansion valve and an electromagnetic on-off valve, or the first valve device 91 and the second valve device 41 are both two-way ball valves or a combination of an electronic expansion valve and an electromagnetic on-off valve. The first on-off valve 31 and / or the second on-off valve 61 is an electromagnetic on-off valve, which is a normally open valve or a normally closed valve, and the opening and closing of the electromagnetic on-off valve is controlled by a driving unit.

[0022] The second component includes a pump device 102 and a three-way valve 103. The pump device 102 can drive the coolant circulation. The three-way valve 103 can control whether the coolant passes through the second flow channel of the cooler 101. The ninth port 9 and the tenth port 10 are connected to the three-way valve 103, and the eleventh port 11 and the twelfth port 12 are connected to the pump device 102. The outlet of the second flow channel of the cooler 101 can also be connected to the pump device 102, and the outlet of the three-way valve 103 can also be connected to the inlet of the second flow channel of the cooler 101.

[0023] Combine Figure 2-Figure 7 , explain the working mode of thermal management components, Figure 2The figure shows the first working mode of the thermal management component. In this working mode, the first flow path 70 is connected, the first valve device 91 is in a throttling state, the second flow path 20 is connected with the first branch 30 and the second branch 40, the first switch valve 31 is in an open state, the second valve device 41 is in a throttling state, the sixth interface 6 and the seventh interface 7 are connected to the inlet of the gas-liquid separator 81; the second switch valve 61 is in a closed state, and the third valve device 51 is in a closed state; the three-way valve 103 is controlled, the coolant does not enter the cooler 101, and the ninth interface 9, the tenth interface 10, the eleventh interface 11 and the twelfth interface 12 are all in working state.

[0024] Figure 3 The figure shows the second working mode of the thermal management component. In this working mode, the first interface 1 is connected to the second branch 40 and the third branch 50 through the bypass channel 60, the second valve device 41 and the third valve device 51 are in a throttling state, the outlet of the first flow channel of the cooler 101 and the seventh interface 7 are connected to the inlet of the gas-liquid separator 81, the outlet of the second flow channel of the cooler 101 is connected to the twelfth interface 12 through the pump device 102, and the ninth interface 9 is connected to the inlet of the second flow channel of the cooler 101 through the three-way valve 103; the first valve device 91 is in a closed state, the third interface 3 is not connected, the first switch valve 31 is in a closed state, and the tenth interface 10 and the eleventh interface 11 are not connected.

[0025] Figure 4 The figure in the middle is the third working mode of the thermal management component. In this working mode, the first flow path 70 is connected, the first valve device 91 is in a throttling state, the second flow path 20 is connected to the third branch 50, the third valve device 51 is in a throttling state, and the outlet of the first flow channel of the cooler 101 is connected to the inlet of the gas-liquid separator 81; by controlling the three-way valve 103, the coolant does not enter the cooler 101; the ninth interface 9, the tenth interface 10, the eleventh interface 11 and the twelfth interface 12 are all in working state.

[0026] Figure 5 The figure shows the fourth working mode of the thermal management component. In this working mode, the first interface 1 is connected to the first branch 30 and the third branch 50 through the bypass channel 60, the first switch valve 31 and the second switch valve 61 are in the open state, the third valve device 51 is in the throttling state, the outlet of the first flow channel of the cooler 101 and the sixth interface 6 are connected to the inlet of the gas-liquid separator 81, the outlet of the second flow channel of the cooler is connected to the twelfth interface 12 through the pump device 102, and the ninth interface 9 is connected to the inlet of the second flow channel of the cooler 101 through the three-way valve 103; the first valve device 91 is in the closed state, the third interface 3 is not connected, the second valve device 41 is in the closed state, and the tenth interface 10 and the eleventh interface 11 are not connected.

[0027] Figure 6The figure shows the fifth working mode of the thermal management component. In this working mode, the first flow path 70 is connected, the first valve device 91 is in a throttling state, the second flow path 20 is connected to the third branch 50, the second valve device 41 is in a throttling state, and the outlet of the first flow channel of the cooler 101 is connected to the inlet of the gas-liquid separator 81; the sixth interface 6, the seventh interface 7, the ninth interface 9, the tenth interface 10, the eleventh interface 11 and the twelfth interface 12 are all in a non-working state.

[0028] Figures 7 to 12 Schematic diagram of the structure of the thermal management component, the thermal management component includes a first component, a cooler 101 and a second component, the first component includes a first valve device 91, a second valve device 41, a third valve device 51, a first switch valve 31, a second switch valve 61 and a gas-liquid separator 81, the second component includes a pump device 102 and a three-way valve 103; the above first component and the cooler 101 are connected to the gas-liquid separator 81 and are located on one side of the gas-liquid separator 81, the second component is assembled with the gas-liquid separator 81 and is located on the other side of the gas-liquid separator 81, such as Figure 7 In the embodiment, the first component and the cooler 101 are located on the right side of the gas-liquid separator 81 , and the second component is located on the left side of the gas-liquid separator 81 .

[0029] See also Figure 7 and Figure 8 , the thermal management component also includes a connecting portion 105 and a bracket 106. The connecting portion 105 has a channel (not shown in the figure). When the internal components of the first component need to be connected, they can be connected through the channel; in this embodiment, the first valve device 91, the second valve device 41, the third valve device 51, the first switch valve 31, the second switch valve 61 and the gas-liquid separator 81 are assembled with the connecting portion 105. The connecting portion 105 can be formed by processing a profile. The gas-liquid separator 81 is connected to the cooler 101 through the bracket 106; the pump device 102 and the three-way valve 103 are connected to the bracket 106. The thermal management component also includes two or more connecting pipes 108. The second flow channel of the cooler is connected to the pump device 102 and the three-way valve 103 through the connecting pipe 108; this connects the structures on both sides of the gas-liquid separator 80, while ensuring that the size of the thermal management component in the width direction is as small as possible. Of course, the connecting pipe 108 can also be flattened in the width direction to further reduce the size in the width direction. Figure 7 Neutralization Figure 11 The arrow direction in the figure is the width direction, Figure 11 In the diagram, W represents width, H represents height, and L represents length.

[0030] See also Figure 9 and Figure 10The first component has a first interface 1, a second interface 2, a third interface 3, a fourth interface 4, a fifth interface 5, a sixth interface 6, a seventh interface 6 and an eighth interface 8; the second component has a ninth interface 9, a tenth interface 10, an eleventh interface 11 and a twelfth interface 12, the ninth interface 9 and the tenth interface 10 are connected to the three-way valve 103, the eleventh interface 11 and the twelfth interface 12 are connected to the pump device 102, the ninth interface 9, the tenth interface 10, the eleventh interface 11 and the twelfth interface 12 are oriented in the same direction, away from the gas-liquid separator 81; the interfaces of some first components are located at the top of the thermal management component, and the interfaces of some first components are oriented opposite to the interfaces of the second component, so that the orientation of the interfaces is relative to the components that need to be connected to the thermal management system, which is conducive to installation.

[0031] It should be noted that the above embodiments are only used to illustrate the present invention and are not intended to limit the technical solutions described in the present invention. Although this specification has described the present invention in detail with reference to the above embodiments, it should be understood by those skilled in the art that the present invention can still be modified or replaced by equivalents, and all technical solutions and improvements thereof that do not depart from the spirit and scope of the present invention should be included in the scope of the claims of the present invention.

Claims

1. A thermal management component, which can be applied to a vehicle thermal management system, the thermal management component has a first interface, a second interface and a first flow path, the first flow path is located between the first interface and the second interface; the thermal management component includes a first component, refrigerant can pass through the first component, the first component includes a first valve device, the first valve device is located in the first flow path, the first valve device has a throttling function, can control the on and off of the first flow path and adjust the pressure of the first flow path; the thermal management component also has a third interface, a connection point, a fourth interface, and a fifth interface, the thermal management component also includes a cooler, the second flow path is between the third interface and the connection point, the first branch is from the connection point to the fourth interface, and the first branch is from the connection point to the fifth interface. The interface is a second branch, the connection point to the cooler is a third branch, and the thermal management component also has a bypass path, which connects the first flow path and the first branch; the first component also includes a first switch valve, a second switch valve, a second valve device and a third valve device. The first switch valve is located in the first branch, and the first switch valve can control the on and off of the first branch. The second valve device is located in the second branch, and the second valve device can control the on and off of the second branch and adjust the pressure of the second branch. The third valve device is located in the third branch, and the third valve device can control the on and off of the third branch and adjust the pressure of the third branch. The second switch valve is located in the bypass path, and the second switch valve can control the on and off of the bypass path.

2. The thermal management assembly according to claim 1, wherein: The cooler has a first flow channel and a second flow channel, and the working medium of the two flow channels can perform heat exchange in the cooler, and the third branch is connected to the first flow channel; the thermal management component also includes a second component, and the coolant can pass through the second component. The second component includes a pump device and a three-way valve. The pump device can drive the coolant circulation, and the three-way valve can control whether the coolant passes through the second flow channel of the cooler.

3. The thermal management assembly according to claim 2, wherein: The first component also includes a gas-liquid separator, the first component and the cooler are assembled with the gas-liquid separator and are located on one side of the gas-liquid separator, the second component is assembled with the gas-liquid separator and is located on the other side of the gas-liquid separator, the thermal management component has a sixth interface, a seventh interface and an eighth interface, the sixth interface and the seventh interface can be connected to the gas-liquid separator inlet, and the eighth interface can be connected to the gas-liquid separator outlet.

4. The thermal management assembly according to claim 3, wherein: The first valve device and the second valve device are both two-way ball valves or a combination of an electronic expansion valve and an electromagnetic switch valve, or the first valve device and the second valve device are one of a two-way ball valve or a combination of an electronic expansion valve and an electromagnetic switch valve.

5. The thermal management assembly according to claim 4, wherein: The first switch valve and / or the second switch valve is an electromagnetic switch valve, and the electromagnetic switch valve is a normally open valve or a normally closed valve, and the opening and closing of the electromagnetic switch valve is controlled by a driving unit.

6. The thermal management assembly according to any one of claims 3 to 5, characterized in that: The second component has a ninth interface, a tenth interface, an eleventh interface and a twelfth interface. The ninth interface and the tenth interface are connected to the three-way valve, and the eleventh interface and the twelfth interface are connected to the pump device. The ninth interface, the tenth interface, the eleventh interface and the twelfth interface are oriented in the same direction, away from the gas-liquid separator; some interfaces of the first component are facing upward, and some interfaces of the first component are oriented opposite to the interfaces of the second component.

7. The thermal management assembly according to claim 6, wherein: The thermal management component further includes a communication portion having a channel, and the internal components of the first component are connected through the channel.

8. The thermal management assembly according to claim 7, wherein: The first valve device, the second valve device, the third valve device, the first on-off valve, the second on-off valve and the gas-liquid separator are assembled with the communication portion, and the gas-liquid separator is connected to the cooler via a bracket.

9. The thermal management assembly according to claim 8, wherein: The pump device and the three-way valve are connected to the bracket, the thermal management component includes a connecting pipe, and the second flow channel of the cooler is connected to the pump device and the three-way valve through the connecting pipe.

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