Valve assembly, connection line and thermal management system

Abstract

The application discloses a valve assembly, a connecting pipeline and a heat management system. The valve assembly comprises a valve seat, a valve body, a connecting pipeline and a heat exchanger. The valve seat is provided with a valve mounting cavity, and a connecting channel is formed in the valve seat and communicated with the valve mounting cavity. An interface is formed in the valve seat and communicated with the connecting channel. The interface is configured as a plurality of interfaces and comprises at least one first interface and at least one second interface. One or more valve mounting cavities are formed in the valve seat, and at least part of the valve body is accommodated in the valve mounting cavity. The valve seat is connected with the interface on the valve seat and the heat exchange interface on the heat exchanger through the connecting pipeline, the communication between the valve seat and the heat exchanger and the communication between different interfaces on the valve seat are realized, the manufacturing difficulty and cost of the valve seat are greatly reduced, and the assembly and maintenance of the valve assembly are more convenient.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of thermal management systems, in particular to a valve assembly, a connecting pipeline and a thermal management system. BACKGROUND

[0002] In the related art, the valve seat is usually divided into a thicker main body and a thinner sealing plate, and the internal passage of the valve seat main body is mostly formed with a groove by die casting process, and then the main body part and the sealing plate are combined into one by brazing process. This technology has a high risk of leakage, a high rate of unqualified products in mass production, and a high manufacturing cost. SUMMARY

[0003] The present application aims to at least solve one of the technical problems existing in the prior art. To this end, one object of the present application is to provide a valve assembly for a thermal management system. The present application is connected to the interface on the valve seat and the heat exchange interface on the heat exchanger through the connecting pipeline, realizing the communication between the valve seat and the heat exchanger and the communication between different interfaces on the valve seat. The manufacturing difficulty and cost of the valve seat are greatly reduced, and the assembly and maintenance of the valve assembly are more convenient.

[0004] The present application also provides a connecting pipeline for the valve assembly.

[0005] The present application also provides a thermal management system comprising the valve assembly.

[0006] The valve assembly for a thermal management system according to the present application comprises a valve seat, a valve installation cavity is provided on the valve seat, a connecting passage is formed inside the valve seat and communicates with the valve installation cavity, an interface is formed on the valve seat and communicates with the connecting passage, the interface is configured as multiple and comprises at least one first interface and at least one second interface; a valve body, at least part of the valve body is accommodated in the valve installation cavity; a heat exchanger, a heat exchange interface is formed on the heat exchanger; a connecting pipeline, the connecting pipeline is configured as multiple, one end of each connecting pipeline is connected with the first interface, and the other end is connected with at least one of the second interface and the heat exchange interface.

[0007] The interface is configured as multiple and comprises at least one first interface and at least one second interface, the connecting pipeline is configured as multiple, one end of each connecting pipeline is connected with the first interface, and the other end of each connecting pipeline is connected with at least one of the second interface and the heat exchange interface.

[0008] The application realizes the communication between the valve seat and the heat exchanger and the communication between different interfaces on the valve seat by connecting the connecting pipeline with the interfaces on the valve seat, greatly reduces the manufacturing difficulty and cost of the valve seat, and makes the assembly and maintenance of the valve assembly more convenient. Compared with the valve seat of the brazing process, the application realizes the communication between the valve seat and the heat exchanger and the communication between different interfaces on the valve seat by using the connecting pipeline, without using the brazing method to form a complex flow channel in the valve seat, and the valve assembly of the application is more convenient to assemble and maintain, and has low production and manufacturing difficulty.

[0009] According to one embodiment of the application, at least two of the connecting pipelines are configured as an integral molded part.

[0010] According to one embodiment of the application, the connecting pipeline and at least one of the valve seat and the heat exchanger are configured as an integral molded part.

[0011] According to one embodiment of the application, the valve seat has a first surface and a second surface, the first surface and the second surface are respectively arranged on two sides in the thickness direction of the valve seat, the valve mounting cavity is formed with an open port on the first surface, and the first interface and the second interface are arranged on the second surface.

[0012] According to one embodiment of the application, the heat exchanger is configured as two, the two heat exchangers are arranged in a spaced manner, and the heat exchange interface is arranged between the two heat exchangers and opens towards each other.

[0013] According to one embodiment of the application, the valve seat has a third surface on the side, and the interface further includes a third interface arranged on the third surface and in communication with the connecting channel.

[0014] The connecting pipeline for the valve assembly according to the application includes a pipeline body, a pipeline channel suitable for conducting a medium is formed in the pipeline body; a first joint arranged at one end of the pipeline body and suitable for connecting with the first interface; a second joint arranged at the other end of the pipeline body and suitable for communicating with the heat exchange interface; and a third joint arranged on the pipeline body and in communication with the pipeline channel, the third joint being suitable for communicating with the second interface.

[0015] The connecting pipeline for the valve assembly according to the application further includes a branch pipeline, one end of the branch pipeline is in communication with the third joint, and the other end of the branch pipeline is connected with the pipeline body and in communication with the pipeline channel.

[0016] The connecting pipeline for the valve assembly according to the application, the pipeline body, the branch pipeline, the first joint, the second joint and the third joint are configured as an integral molded part. Additional aspects and advantages of the application will be partially given in the following description, partially will become obvious from the following description, or will be understood by practicing the application. BRIEF DESCRIPTION OF DRAWINGS

[0017] The above and / or additional aspects and advantages of the present application will become apparent and more readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings in which:

[0018] Figure 1 is an exploded view of a valve assembly according to the present application;

[0019] Figure 2 is a first surface structure view of a valve seat of a valve assembly according to the present application;

[0020] Figure 3 is a second surface structure view of a valve seat of a valve assembly according to the present application;

[0021] Figure 4 is a structure view according to one embodiment of the present application;

[0022] Figure 5 is a structure view according to one embodiment of the present application;

[0023] Figure 6 is a heat exchanger connection structure view according to one embodiment of the present application;

[0024] Figure 7 is a heat exchanger connection structure view according to one embodiment of the present application;

[0025] Figure 8 is a connection pipeline structure view according to one embodiment of the present application.

[0026] Reference Signs:

[0027] Valve assembly 1;

[0028] Valve seat 11, first interface 111, second interface 112, third interface 113, valve mounting cavity 114;

[0029] Valve body 12;

[0030] Connection pipeline 13, first joint 131, second joint 132, third joint 133, branch pipeline 134;

[0031] Heat exchanger 14, heat exchange interface 141; DETAILED DESCRIPTION

[0032] Embodiments of the present application are described in detail below with reference to the attached drawing figures, wherein the same or like reference numerals and letters in the drawing figures and the following description denote the same or like elements or components. The embodiments described below are exemplary and are not intended to limit the present application, which can be applied to other embodiments as well.

[0033] In the related art, the valve seat is usually divided into a thicker main body and a thinner sealing plate, and the internal passage of the valve seat main body is mostly formed with a groove by die casting process, and then the main body part and the sealing plate are combined into one by brazing process. This technology has a high risk of leakage, a high unqualified rate in mass production, and a high manufacturing cost.

[0034] Reference will be made below to Figures 1-8 A valve assembly 1 according to an embodiment of the application is described.

[0035] The valve assembly 1 for a thermal management system according to the application comprises a valve seat 11, a valve body 12, a connecting pipeline 13 and a heat exchanger 14.

[0036] The valve seat 11 is provided with a valve mounting cavity 114, and the valve seat 11 is internally formed with a connecting passage communicating with the valve mounting cavity 114. The valve seat 11 is formed with an interface communicating with the connecting passage, and the interface is configured as a plurality of interfaces including at least one first interface 111 and at least one second interface 112. The number of valve mounting cavities 114 can be multiple, each valve mounting cavity 114 is connected to at least one interface through the connecting passage, and any two or more valve mounting cavities 114 can be communicated with each other, or each valve mounting cavity 114 can be in an isolated state.

[0037] The valve body 12 is at least partially accommodated in the valve mounting cavity 114 and is adapted to control the flow of medium in the connecting passage. The valve body 12 can be configured as at least one of an expansion valve, a solenoid valve and a one-way valve, and the valve body 12 can also be configured as other types of valve structures. The number of valve bodies 12 is set to multiple, and each valve body 12 is accommodated in the corresponding valve mounting cavity 114. The medium flowing through the connecting passage can be refrigerant or water, etc. The medium realizes conduction, blockage or pressure relief after passing through the corresponding valve body 12. The solenoid valve controls the conduction or blockage of the medium passing through the solenoid valve by controlling the power supply of the internal inductor coil. The one-way valve can control the flow direction of the medium, and the medium in the connecting passage can only flow in a predetermined direction to prevent the medium from flowing in the opposite direction. Multiple valve bodies 12 can be used in combination to achieve better heat exchange effect.

[0038] One end of the connecting pipeline 13 is in communication with the interface on the valve seat 11, and the heat exchange interface 141 is formed on the heat exchanger 14. The interface is configured as multiple and includes the first interface 111 and the second interface 112, and the connecting pipeline 13 is configured as multiple, and the number of the connecting pipeline 13 is less than the number of the interface. One end of each connecting pipeline 13 is connected with the first interface 111, and the other end of each connecting pipeline 13 is connected with at least one of the second interface 112 and the heat exchange interface 141. When one end of the connecting pipeline 13 is in communication with the first interface 111 and the other end of the connecting pipeline 13 is in communication with the heat exchange interface 141, the connecting pipeline 13 realizes the communication between the valve seat 11 and the heat exchanger 14; when one end of the connecting pipeline 13 is in communication with the first interface 111 and the other end of the connecting pipeline 13 is in communication with the second interface 112, the connecting pipeline 13 realizes the communication between different interfaces on the valve seat 11; and when one end of the connecting pipeline 13 is in communication with the first interface 111 and the other end of the connecting pipeline 13 is in communication with both the heat exchange interface 141 and the second interface 112, the connecting pipeline 13 realizes the communication between the valve seat 11 and the heat exchanger 14 and the communication between different interfaces on the valve seat 11.

[0039] The connecting pipeline 13 is connected with the interface on the valve seat 11 and the heat exchange interface 141, the communication between the valve seat 11 and the heat exchanger 14 and the communication between different interfaces on the valve seat 11 are realized, the structure manufacturing difficulty and manufacturing cost of the valve seat 11 are greatly reduced, and the assembly and maintenance of the valve assembly 1 are more convenient. Compared with the brazing process valve seat 11, the communication between the valve seat 11 and the heat exchanger 14 and the communication between different interfaces on the valve seat 11 are realized by using the connecting pipeline 13, without using the brazing method to form a complex flow channel inside the valve seat 11, the assembly and maintenance of the valve assembly 1 are more convenient, and the production and manufacturing difficulty is low.

[0040] According to one embodiment of the present application, at least two connecting pipelines 13 are configured as an integral molded part. Configuring at least two connecting pipelines 13 as an integral molded part can improve the integration of the valve assembly 1, reduce the number of parts, and at the same time, reduce the assembly difficulty between the connecting pipeline 13 and the valve seat 11 and the heat exchanger 14, the connection of the connecting pipeline 13 with the valve block and the heat exchanger 14 is more convenient, and the development and mold opening cost of the single connecting pipeline 13 are further reduced.

[0041] According to one embodiment of the present application, the connecting pipeline 13 is configured as an integral part with at least one of the valve seat 11 and the heat exchanger 14. When the connecting pipeline 13 is configured as an integral part with the valve seat 11, one end of the connecting pipeline 13 is integrally formed with at least one of the first interface 111 and the second interface 112, and the other end of the connecting pipeline 13 is connected with the heat exchange interface 141 to realize the connection between the heat exchanger 14 and the valve seat 11, so that the medium circulates and flows between the valve seat 11 and the heat exchanger 14; when the connecting pipeline 13 is configured as an integral part with the heat exchanger 14, the other end of the connecting pipeline 13 is integrally formed with the heat exchange interface 141, and one end of the connecting pipeline 13 is connected with at least one of the first interface 111 and the second interface 112 according to different heat management conditions; when the connecting pipeline 13 is configured as an integral part with the valve seat 11 and the heat exchanger 14, the connecting pipeline 13 is directly communicated with the valve seat 11 and the heat exchanger 14, respectively, and the assembly is convenient. Configuring the connecting pipeline 13 as an integral part with at least one of the valve seat 11 and the heat exchanger 14 makes the valve assembly 1 for heat management have higher integration, fewer parts, and further reduced cost.

[0042] According to the valve assembly 1 for the heat management system of the present application, the valve seat 11 has a first surface and a second surface, the first surface and the second surface are respectively arranged on two sides in the thickness direction of the valve seat 11, the valve mounting cavity 114 is formed with an open mouth on the first surface, and the first interface 111 and the second interface 112 are arranged on the second surface. The valve mounting cavity 114 is formed with an open mouth on the first surface, and the valve body 12 is accommodated in the valve mounting cavity 114 through the open mouth, so that the assembly of the valve body 12 is more convenient, the processing of the valve mounting cavity 114 is also easier, the connecting channel does not need to be arranged too complex, and the cooperation of the valve seat and the connecting pipeline 13 replaces the scheme of forming a groove in the main body of the valve seat 11 by using a die casting process in the related art, so that the assembly of the valve assembly 1 and the valve body 12 is more simple and convenient. The first interface 111 and the second interface 112 are arranged on the second surface, the heat exchanger 14 is connected with the valve seat 11 through the connecting pipeline 13, the assembly is simple and space-saving.

[0043] According to one embodiment of the present application, the heat exchanger 14 is configured as two, the two heat exchangers 14 are spaced apart, and the heat exchange interfaces 141 are arranged between the two heat exchangers 14 and open towards each other. The two heat exchangers 14 are spaced apart, the heat exchange interfaces 141 are arranged between the two heat exchangers 14 and open towards each other, and the connecting pipeline 13 is arranged between the two heat exchangers 14 during connection of the heat exchange interfaces 141. According to different heat exchange working conditions, the connecting pipeline 13 can be connected with different heat exchange interfaces 141. The arrangement of the heat exchanger 14 and the connecting pipeline 13 is more space-saving, and the maintenance and replacement of the heat exchanger 14 are more convenient. Moreover, the connecting pipeline 13 is located between the two heat exchangers 14, and the connecting pipeline 13 is not exposed to the outside, so that the heat exchanger 14 can effectively protect the connecting pipeline 13.

[0044] According to one embodiment of the present application, the valve seat 11 has a third surface on the side, and the interface further includes a third interface 113 arranged on the third surface and in communication with the connecting channel. The heat management system has different heat exchange pipelines and heat exchange units, the third interface 113 is connected with different heat exchange pipelines and heat exchange units, different heat exchange working conditions can be met, and the third interface 113 is arranged on the third surface on the side of the valve seat 11 and in communication with the connecting channel. The medium flows between the valve body 12 and the valve seat 11, and when the third interface 113 is connected with different heat exchange pipelines and heat exchange units, the medium can flow in different heat exchange pipelines and heat exchange units, and different heat exchange working conditions can be met. The third interface 113 can be configured as an interface for connecting the valve assembly 1 with other heat exchange units. The heat exchange units can be cooling flow channels of electric motors, cooling flow channels of battery modules, and indoor air conditioners, etc.

[0045] The connecting pipeline 13 according to the present application is briefly described below.

[0046] The connecting pipeline 13 according to the present application is applied to the valve assembly 1 according to any one of the above embodiments. The connecting pipeline 13 includes a pipeline body, a pipeline channel suitable for conducting the medium is formed in the pipeline body; a first connector 131 arranged at one end of the pipeline body and suitable for being connected with the first interface 111; a second connector 132 arranged at the other end of the pipeline body and suitable for being connected with the heat exchange interface 141; and a third connector 133 arranged on the pipeline body and in communication with the pipeline channel, the third connector 133 being suitable for being connected with the second interface 112.

[0047] The connecting pipeline 13 is connected with the first interface 111 through the first joint 131 to realize the communication with the valve seat 11, and is connected with the heat exchange interface 141 through the second joint 132 to realize the communication with the heat exchanger 14. The connecting pipeline 13 realizes the communication between the valve seat 11 and the heat exchanger 14 through the first joint 131 and the second joint 132, and realizes the flow of the medium between the valve seat 11, the pipeline channel and the heat exchanger 14. The third joint 133 is arranged on the pipeline body and communicates with the pipeline channel. The third joint 133 is suitable for communicating with the second interface 112. The connecting pipeline 13 is connected with the first interface 111 through the first joint 131 and is connected with the second interface 112 through the third joint 133, so as to realize the communication of the medium between different interfaces on the surface of the valve seat 11.

[0048] The connecting pipeline 13 according to the present application further comprises a branch pipeline 134. One end of the branch pipeline 134 communicates with the third joint 133, and the other end of the branch pipeline 134 is connected with the pipeline body of the connecting pipeline 13 and communicates with the pipeline channel.

[0049] One end of the branch pipeline 134 communicates with the third joint 133 and is connected with the second interface 112, so as to realize the flow of the medium between different second interfaces 112 on the surface of the valve seat 11. The other end of the branch pipeline 134 is connected with the pipeline body of the connecting pipeline 13 and communicates with the pipeline channel. The medium flows into the branch pipeline 134 through the second interface 112, flows into the heat exchanger 14 through the pipeline channel to realize heat exchange, and the branch pipeline 134 provides more flow channels for the flow of the medium, so as to realize better heat exchange effect.

[0050] The connecting pipeline 13 according to the present application is configured as an integrally formed member. The pipeline body, the branch pipeline 134, the first joint 131, the second joint 132 and the third joint 133 of the connecting pipeline 13 are configured as an integrally formed member, so as to improve the integration and structural strength of the connecting pipeline 13, to make the connecting pipeline 13 better connected with the valve seat 11 and the heat exchanger 14, and to reduce the assembly procedure and complexity between the connecting pipeline 13 and the valve seat 11, and to improve the sealing performance of the connecting pipeline 13 at various positions.

[0051] The heat management system according to the present application is briefly described below.

[0052] The heat management system according to the present application comprises the valve assembly 1 in any one of the above embodiments, since the valve assembly 1 in any one of the above embodiments is arranged in the heat management system according to the present application, the valve seat 11 of the heat management system according to the present application does not need to form a complex flow channel inside the valve seat 11 by means of brazing, the valve assembly 1 of the present application is more convenient to assemble and maintain, and the production and manufacturing difficulty is low. Therefore, the production cost of the heat management system is reduced, and the sealing performance and reliability of the heat management system are improved.

[0053] A specific embodiment of the valve assembly 1 according to the present application is briefly described below.

[0054] The valve assembly 1 for the heat management system according to the present application comprises a valve seat 11, a valve body 12, a connecting pipeline 13 and a heat exchanger 14. The valve seat 11 is provided with a valve mounting cavity 114, and a connecting channel is formed inside the valve seat 11 and communicates with the valve mounting cavity 114. At least part of the valve body 12 is accommodated in the valve mounting cavity 114 and is adapted to control the flow of medium in the connecting channel. The number of valve mounting cavities 114 can be multiple, each valve body 12 is accommodated in the corresponding valve mounting cavity 114, and any two or more valve mounting cavities 114 can communicate with each other, and each valve mounting cavity 114 can also be in an isolated state.

[0055] The heat exchanger 14 is formed with a heat exchange interface 141, and the valve seat 11 is formed with an interface that communicates with the connecting channel. One end of the connecting pipeline 13 communicates with the interface. The interface is configured as multiple and comprises a first interface 111 and a second interface 112. The connecting pipeline 13 is configured as multiple, one end of each connecting pipeline 13 is connected with the first interface 111, and the other end of each connecting pipeline 13 is connected with at least one of the second interface 112 and the heat exchange interface 141.

[0056] The present application forms one or more valve mounting cavities 114 on the valve seat 11, and a connecting channel is formed inside the valve seat 11 and communicates with the valve mounting cavity 114. At least part of the valve body 12 is accommodated in the valve mounting cavity 114, which changes the situation of forming a flow channel inside the valve seat 11 by pressure casting process in the related art. The present application realizes the communication between the valve seat 11 and the heat exchanger 14 and the communication between different interfaces on the valve seat 11 through the interface on the valve seat 11 that communicates with the connecting channel and the connecting pipeline 13, reduces the brazing process, and is more convenient to assemble and maintain.

[0057] According to an embodiment of the present application, at least two connecting pipelines 13 are configured as an integral molded part.

[0058] At least two connecting pipes 13 are configured as an integral part, which can improve the integration of the valve assembly 1, reduce the number of parts, and reduce the assembly difficulty between the connecting pipe 13 and the valve seat 11 and the heat exchanger 14. The connection of the connecting pipe 13 with the valve block and the heat exchanger 14 is more convenient. The development and mold opening cost of the single connecting pipe 13 are further reduced. According to an embodiment of the present application, at least one of the connecting pipe 13, the valve seat 11 and the heat exchanger 14 is configured as an integral part.

[0059] According to an embodiment of the present application, at least one of the connecting pipe 13, the valve seat 11 and the heat exchanger 14 is configured as an integral part. Configuring at least one of the connecting pipe 13, the valve seat 11 and the heat exchanger 14 as an integral part makes the valve assembly 1 for heat management have higher integration, fewer parts, and further reduced cost.

[0060] According to an embodiment of the present application, the valve seat 11 has a first surface and a second surface, the first surface and the second surface are respectively arranged on both sides in the thickness direction of the valve seat 11, and the valve mounting cavity 114 is formed with an open port on the first surface. The second surface is provided with a first interface 111 and a second interface 112.

[0061] The valve mounting cavity 114 is formed with an open port on the first surface, and the valve body 12 is accommodated in the valve mounting cavity 114 through the open port. The assembly of the valve body 12 is more convenient, and the processing of the valve mounting cavity 114 is also easier. The connecting channel does not need to be arranged too complicatedly. The cooperation of the valve seat and the connecting pipe 13 replaces the scheme of forming a groove in the main body of the valve seat 11 by using a die casting process in the related art. The assembly of the valve assembly 1 and the valve body 12 is more simple and convenient. The first interface 111 and the second interface 112 are arranged on the second surface. The heat exchanger 14 is connected with the valve seat 11 through the connecting pipe 13. The assembly is simple and space-saving.

[0062] According to an embodiment of the present application, the heat exchanger 14 is configured as two, and the two heat exchangers 14 are arranged at intervals. The heat exchange interface 141 is arranged between the two heat exchangers 14 and opens towards each other.

[0063] The two heat exchangers 14 are arranged at intervals. The heat exchange interface 141 is arranged between the two heat exchangers 14 and opens towards each other. The arrangement of the heat exchanger 14 and the connecting pipe 13 is more space-saving, and the maintenance and replacement of the heat exchanger 14 is more convenient. Moreover, the connecting pipe 13 is located between the two heat exchangers 14. The connecting pipe 13 will not be exposed to the outside. The heat exchanger 14 can effectively protect the connecting pipe 13.

[0064] According to an embodiment of the present application, the valve seat 11 has a third surface on the side. The interface further includes a third interface 113, which is arranged on the third surface and in communication with the connecting channel.

[0065] The third interface 113 is connected with different heat exchange pipelines and heat exchange units, and can meet different heat exchange conditions. The third interface 113 is arranged on the third surface of the side of the valve seat 11 and is in communication with the connecting channel. The medium flows between the valve body 12 and the valve seat 11. When the third interface 113 is connected with different heat exchange pipelines and heat exchange units, the medium can flow in the different heat exchange pipelines and heat exchange units, and different heat exchange conditions can be met.

[0066] In the description of the present application, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application.

[0067] In the description of the present application, "first feature" and "second feature" can include one or more features.

[0068] In the description of the present application, "a plurality of" means two or more.

[0069] In the description of the present application, "above" or "below" the first feature of the second feature can include direct contact between the first and second features, or can include indirect contact between the first and second features through another feature therebetween.

[0070] In the description of the present application, "above", "above" and "above" of the first feature of the second feature include the first feature directly above and obliquely above the second feature, or only indicate that the first feature is higher than the second feature in height.

[0071] In the description of the present application, the description of the terms "one embodiment", "some embodiments", "exemplary embodiment", "example", "specific example", or "some examples" means that the specific features, structures, materials or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the present application. In the present specification, the exemplary description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0072] While embodiments of the application have been shown and described, it is to be understood that the embodiments described are merely divergences of the principles and application of the present application and that numerous modifications, changes, substitutions, and alterations can be made thereto without departing from the spirit and scope of the present application, which is defined by the following claims and their equivalents.

Claims

1. A valve assembly for a thermal management system, characterized by, The valve seat is provided with a valve mounting cavity, a connecting channel is formed inside the valve seat and communicates with the valve mounting cavity, and interfaces are formed on the valve seat and communicate with the connecting channel, the interfaces are configured as a plurality of interfaces and include at least one first interface and at least one second interface. The valve body is at least partially accommodated in the valve mounting cavity. The heat exchanger is provided with a heat exchange interface. The connecting pipelines are configured as a plurality of pipelines, one end of each of the connecting pipelines is connected with the first interface, and the other end is connected with at least one of the second interface and the heat exchange interface. The connecting pipeline includes: A pipeline body is provided with a pipeline channel suitable for conducting a medium. A first joint is arranged at one end of the pipeline body and is suitable for being connected with the first interface. A second joint is arranged at the other end of the pipeline body and is suitable for communicating with the heat exchange interface. A third joint is arranged on the pipeline body and communicates with the pipeline channel, and the third joint is suitable for communicating with the second interface. A branch pipeline has one end communicating with the third joint and the other end connected with the pipeline body and communicating with the pipeline channel. The pipeline body, the branch pipeline, the first joint, the second joint and the third joint are configured as an integrally formed piece. At least two connecting pipelines are configured as an integrally formed piece.

2. The valve assembly for a thermal management system of claim 1, wherein, The connecting pipeline and at least one of the valve seat and the heat exchanger are configured as an integrally formed piece.

3. The valve assembly for a thermal management system of claim 1, wherein, The valve seat has a first surface and a second surface arranged on two sides in the thickness direction of the valve seat, respectively, the valve mounting cavity is formed with an open port on the first surface, and the second surface is provided with the first interface and the second interface.

4. The valve assembly for a thermal management system of claim 1, wherein, The heat exchanger is configured as two heat exchangers, the two heat exchangers are arranged in a spaced manner, the heat exchange interface is arranged between the two heat exchangers and opens towards each other.

5. The valve assembly for a thermal management system of claim 4, wherein, The valve seat has a third surface on the side, the interface further includes a third interface, the third interface is arranged on the third surface and communicates with the connecting channel.

6. The valve assembly for a thermal management system of claim 4, wherein, The valve assembly includes any one of claims 1-6.

7. A thermal management system characterized by, ​

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