WO2024041598A1

WO2024041598A1 - Fluid control assembly and manufacturing method therefor, and valve assembly

Info

Publication number: WO2024041598A1
Application number: PCT/CN2023/114607
Authority: WO
Inventors: 汪立新; 杨玉芝; 池建华; 陈丽丽; 林龙
Original assignee: 浙江三花汽车零部件有限公司
Priority date: 2022-08-25
Filing date: 2023-08-24
Publication date: 2024-02-29
Also published as: CN117662799A

Abstract

A fluid control assembly and a manufacturing method therefor, and a valve assembly. The fluid control assembly (1) comprises a valve assembly (100) and a flow channel plate assembly (200). The valve assembly (100) comprises a valve body assembly (10) and a valve core (20), wherein the valve body assembly (10) is provided with a valve cavity (101), at least part of the valve core (20) being located in the valve cavity (101); and the valve body assembly (10) comprises a side wall portion (11) and a connection pipe (12), the connection pipe (12) being located on the periphery of the side wall portion (11). The flow channel plate assembly (200) comprises a first flow channel plate (30) and a second flow channel plate (40), wherein the first flow channel plate (30) is in sealed connection with the second flow channel plate (40); and at least part of the valve core (20) and the side wall portion (11) are both sealed between the first flow channel plate (30) and the second flow channel plate (40). The flow channel plate assembly (200) is provided with an accommodation cavity (202) and a first passage (201), wherein the first flow channel plate (30) and the second flow channel plate (40) both form at least part of a wall portion of the accommodation cavity (202) and at least part of a wall portion of the first passage (201); at least part of the connection pipe (12) is located in the accommodation cavity (202), and the connection pipe (12) is sealed in an accommodation portion (203) where the accommodation cavity (202) is located; and the first passage (201) is in communication with a pipeline in the connection pipe (12). In this way, the fluid control assembly has a simple structure.

Description

Fluid control component and manufacturing method thereof, valve component

This application claims priority to the Chinese patent application filed with the China Patent Office on August 25, 2022, with the application number 202211025229.1 and the invention title "Fluid control assembly and its manufacturing method, valve assembly", the entire content of which is incorporated by reference. in this application.

Technical field

The present application relates to the field of fluid control, and in particular to a fluid control component, a manufacturing method thereof, and a valve component.

Background technique

A normal fluid control system includes a control valve and other fluid components. Fluid can flow between the control valve and other fluid components. In order to reduce the pipeline setup between the control valve and other fluid components, flow channels are set up in the fluid control system. Plate structure, multiple channels are provided in the flow channel plate structure to connect the control valve with other fluid components. Therefore, how to design a fluid control component with a simple structure is an urgent problem that needs to be solved.

Contents of the invention

The purpose of this application is to provide a fluid control component, a valve component and a manufacturing method of the fluid control component, so that the structure of the fluid control component is simple.

In a first aspect, embodiments of the present application provide a fluid control assembly. The fluid control assembly includes a valve assembly and a flow channel plate assembly. The valve assembly includes a valve body assembly and a valve core. The valve body assembly has a valve cavity, At least part of the valve core is located in the valve chamber, and the valve body assembly includes a side wall part and a take-over part, and the take-over part is located on the outer peripheral side of the side wall part;

The flow channel plate assembly includes a first flow channel plate and a second flow channel plate. The first flow channel plate and the second flow channel plate are sealingly connected. At least part of the valve core and the side wall part are sealed. Disposed between the first flow channel plate and the second flow channel plate;

The flow channel plate assembly has a receiving cavity and a first channel, the first flow channel plate and the second The flow channel plates each form at least part of the wall of the accommodation cavity, and the first flow channel plate and the second flow channel plate both form at least part of the wall of the first channel, and at least part of the connecting tube is located The accommodating cavity is provided with a seal, and the pipe is sealed with the accommodating part where the accommodating cavity is located. The first channel is connected to a pipe in the pipe.

The fluid control assembly provided according to the embodiment of the present application includes a valve assembly and a flow channel plate assembly. The valve assembly includes a valve body assembly and a valve core. The valve body assembly has a valve cavity. At least part of the valve core is located in the valve cavity, which facilitates the valve assembly to function as a valve assembly. The integral module is connected to the flow channel plate assembly; further, the flow channel plate assembly includes a first flow channel plate and a second flow channel plate that are sealingly connected, and at least part of the valve core and the side wall portion are sealingly provided on the first flow channel plate and the second flow channel plate. Between the two flow channel plates, the first flow channel plate and the second flow channel plate both form at least part of the wall of the accommodation cavity, and the first flow channel plate and the second flow channel plate both form at least part of the wall of the first channel, taking over At least part of it is located in the accommodation cavity, and the first channel is correspondingly connected with the pipe in the pipe. Compared with the valve body and the flow channel plate as an integrated structure, the flow channel plate assembly in the embodiment of the present application is provided separately. The structure of the first flow channel plate and the second flow channel plate is relatively simple and easy to seal with the pipe, making the structure of the fluid control assembly simple.

In a second aspect, embodiments of the present application provide a fluid control assembly. The fluid control assembly includes a valve assembly and a flow channel plate assembly. The valve assembly includes a valve body assembly and a valve core. The fluid control assembly has a valve cavity, At least part of the valve core is located in the valve chamber, the valve body assembly includes a side wall portion, the side wall portion forms at least part of the wall portion of the valve chamber, and the side wall portion has a first communication port;

The flow channel plate assembly includes a first flow channel plate and a second flow channel plate. The first flow channel plate and the second flow channel plate are sealingly connected. At least part of the valve core and the side wall part are located on between the first flow channel plate and the second flow channel plate;

The flow channel plate assembly has a first channel, the first channel is connected with the corresponding first communication port, and the first flow channel plate and the second flow channel plate both form at least part of the number of the At least part of the wall of the first channel.

The fluid control assembly provided according to the embodiment of the present application includes a valve assembly and a flow channel plate assembly. The valve assembly includes a valve body assembly and a valve core. The fluid control assembly has a valve cavity. At least part of the valve core is located in the valve cavity, which facilitates the valve assembly to function as a valve assembly. The integral module is connected to the flow channel plate assembly; further, the flow channel plate assembly includes a first flow channel plate and a second flow channel plate that are sealingly connected, at least part of the valve core and the side wall part Both are sealed between the first flow channel plate and the second flow channel plate, the first flow channel plate and the second flow channel plate both form at least part of the wall of the accommodation cavity, and the first flow channel plate and the second flow channel plate both form At least part of the wall of the first channel, the first channel is connected to the corresponding first communication port. Compared with the valve body and the flow channel plate being an integral structure, the flow channel plate assembly in the embodiment of the present application is a separate The structure of the first flow channel plate and the second flow channel plate is relatively simple, so that the structure of the fluid control assembly is simple.

In a third aspect, embodiments of the present application provide a valve assembly, which includes a valve body assembly and a valve core. The valve body assembly has a valve cavity, and at least part of the valve core is located in the valve cavity. The valve body assembly includes a side wall portion and a connecting tube located on the outer peripheral side of the side wall portion;

At least part of the takeover can be located in the accommodation cavity in the outer flow channel plate assembly, and the takeover can be sealed with the accommodation portion where the accommodation cavity is located, and the pipe in the takeover can be connected with the flow channel plate assembly. The first channel in is connected.

According to the valve assembly provided by the embodiment of the present application, the valve assembly includes a valve body assembly and a valve core. At least part of the valve core is located within the valve body assembly, and the pipe of the valve body assembly can be sealed with the receiving portion of the external flow channel plate assembly. , when the valve assembly is applied to the fluid control assembly, it is convenient to improve the integration of the fluid control assembly.

In a fourth aspect, embodiments of the present application provide a valve assembly. The valve assembly includes a valve body assembly and a valve core. The valve body assembly has a valve cavity, and at least part of the valve core is located in the valve cavity. The valve body assembly includes a side wall portion forming at least part of the wall portion of the valve chamber, the side wall portion having a first communication port;

At least part of the valve core and the side wall portion can be located in an external flow channel plate assembly, and the first communication port can communicate with the first channel in the flow channel plate assembly.

According to the valve assembly provided by the embodiment of the present application, the valve assembly includes a valve body assembly and a valve core. At least part of the valve core is located within the valve body assembly, and the first communication port of the valve body assembly can be accommodated with an external flow channel plate assembly. The internal sealing arrangement facilitates improving the integration of the fluid control component when the valve component is applied to the fluid control component.

In a fifth aspect, embodiments of the present application provide a method for manufacturing a fluid control component, including: providing a valve component, the valve component including a valve body component and a valve core, the valve body component having a valve cavity, the valve core Located at least partially in the valve chamber, the valve body assembly includes a side wall portion and a take-over portion, the take-over portion is located on the outer peripheral side of the side wall portion;

The valve assembly is limited to the first flow channel plate and the second flow channel plate, so that at least part of the valve assembly is limited to the first flow channel plate and the second flow channel plate;

The first flow channel plate and the second flow channel plate are sealingly connected, so that the first flow channel plate and the second flow channel plate cooperate to form at least part of the wall of the accommodation cavity and at least part of the wall of the first channel, and The pipe is sealed with the accommodating part where the accommodating cavity is located, and the first channel is connected to the pipe in the pipe.

According to the manufacturing method of the fluid control assembly provided by the embodiment of the present application, the valve assembly is used as an integral module and is position-limited with the first flow channel plate and the second flow channel plate, and the first flow channel plate and the second flow channel plate are sealingly connected. To form a first channel and accommodating cavity corresponding to the nozzle, so that at least part of the nozzle is located in the accommodating cavity, and the pipe in the nozzle is correspondingly connected to the first channel, which can simplify the manufacturing method of the fluid control component and facilitate the simplification of the fluid control component. structure.

In a sixth aspect, embodiments of the present application provide a method for manufacturing a fluid control component, including:

A valve assembly is provided, the valve assembly includes a valve body assembly and a valve core, the valve body assembly has a valve cavity, at least part of the valve core is located in the valve cavity, the valve body assembly includes a side wall portion and a first A communication port, the first communication port is located in the side wall portion;

The first flow channel plate and the second flow channel plate are sealingly connected, so that the first flow channel plate and the second flow channel plate cooperate to form at least part of the wall of the first channel, and the first channel and the corresponding all The first communication port is connected.

According to the manufacturing method of the fluid control assembly provided by the embodiment of the present application, the valve assembly is used as an integral module and is position-limited with the first flow channel plate and the second flow channel plate, and the first flow channel plate and the second flow channel plate are sealingly connected. By forming the first channel and the accommodation cavity corresponding to the nozzle, and connecting the first channel with the corresponding first communication port, the manufacturing method of the fluid control component can be simplified, and the structure of the fluid control component can be simplified.

Description of drawings

Figure 1 is a schematic exploded structural diagram of a fluid control assembly provided by an embodiment of the present application;

Figure 2 is a schematic three-dimensional structural view of the fluid control assembly shown in Figure 1;

Figure 3 is a schematic cross-sectional structural diagram of a fluid control assembly shown in Figure 2;

Figure 4 is an enlarged structural schematic diagram of the fluid control assembly shown in Figure 3 at Q1;

Figure 5 is a schematic three-dimensional structural diagram of the first flow channel plate provided by an embodiment of the present application;

Figure 6 is a schematic cross-sectional structural diagram of a first flow channel plate shown in Figure 5;

Figure 7 is a schematic structural diagram of the first flow channel plate at Q2 shown in Figure 6;

Figure 8 is a schematic three-dimensional structural diagram of a second flow channel plate provided by an embodiment of the present application;

Figure 9 is a schematic cross-sectional structural diagram of a second flow channel plate shown in Figure 8;

Figure 10 is a schematic three-dimensional structural diagram of a valve assembly provided by an embodiment of the present application;

Figure 11 is a schematic cross-sectional structural view of a valve assembly shown in Figure 10;

Figure 12 is a partial structural schematic diagram of a valve body assembly shown in Figure 10;

Figure 13 is a schematic cross-sectional structural view of the valve body assembly shown in Figure 12;

Figure 14 is a schematic exploded structural diagram of a fluid control assembly provided by another embodiment of the present application;

Figure 15 is a schematic cross-sectional structural diagram of a fluid control assembly shown in Figure 14;

Figure 16 is a schematic flowchart of a manufacturing method of a fluid control component provided by an embodiment of the present application.

Reference signs:
1. Fluid control component; 100. Valve component; 101. Valve cavity; 102. First communication port; 10.
Valve body assembly; 11. Side wall part; 12. Nozzle; AZ, sealing ring installation part; AZ1, groove; 121. Third limit part; 13. Top cover part; 14. Second snap-in part; 15. Bottom cover; 20. Valve core; 21. Spindle; 200. Flow channel plate assembly; 201. First channel; 202. Accommodating cavity; 203. Accommodating part; 30. First flow channel plate; 31. First snap connection 32. First end wall part; 33. First channel part; 34. First groove; 35. First limiting part; 36. Mounting hole; 40. Second flow channel plate; 41. Step part; 42. Second end wall part; 43. Second channel part; 44. First protrusion; 45. Second limiting part; 51. Sealing gasket; 52. Sealing ring; 60. Driving assembly.

Detailed ways

Features and exemplary embodiments of various aspects of the present application will be described below. In order to make the purpose, technical solutions and advantages of the present application clearer, the present application will be further described below in conjunction with the accompanying drawings and specific embodiments. In this article, terms such as "first" and "second" Relational terms are only used to distinguish one component from another component with the same name and do not necessarily require or imply any such actual relationship or order between the components.

As shown in Figures 1 to 3, the embodiment of the present application provides a fluid control assembly 1, which can be used in a vehicle thermal management system, specifically in a coolant circulation system, and can isolate the flow path of the thermal management system. conduction and switching functions.

As shown in FIGS. 1 to 15 , in the embodiment of the present application, the fluid control assembly 1 includes a valve assembly 100 and a flow channel plate assembly 200 . At least part of the seal of the valve assembly 100 is provided in the flow channel plate assembly 200 . The number of valve assemblies 100 may be at least one, such as one, two, three or more. For example, in the embodiment of the present application, the number of valve assemblies 100 is two, and at least part of the two valve assemblies 100 are sealed. Disposed in the flow channel plate assembly 200, the two valve assemblies 100 can be disposed at intervals, or the valve body assemblies of the two valve assemblies 100 can also be integrally formed. By sealing at least one valve assembly 100 in the flow channel plate assembly 200, the pipeline connections between the valve assembly 100 and/or between the valve assembly 100 and other fluid components can be reduced, and the fluid control assembly can be improved. 1 degree of integration.

Specifically, as shown in FIGS. 10 to 13 , the valve assembly 100 includes a valve body assembly 10 and a valve core 20 . The valve body assembly 10 has a valve cavity 101 and a first communication port 102 . At least part of the seal of the valve core 20 is provided on the valve. Cavity 101, the valve body assembly 10 includes a side wall portion 11, a top cover portion 13 and a bottom cover portion 15. Along the height direction of the valve body assembly 10, at least part of the side wall portion 11 is located between the top cover portion 13 and the bottom cover portion 15. , one of the top cover part 13 and the bottom cover part 15 can be integrally formed with the side wall part 11, and the other part is welded to the side wall part 11. The first communication port 102 is located in the side wall part 11, and the rotating valve core 20 , can realize the on and off functions of the first communication port 102. In some other embodiments, the valve body assembly 10 may further include a second communication port, and the second communication port may be located at the bottom cover 15 .

In order to realize the rotation of the valve core 20 in the valve assembly 100, in some embodiments, the fluid control assembly 1 includes a driving assembly 60. The driving assembly 60 is located outside the flow channel plate assembly 200. The driving assembly 60 includes a driving member, and the driving member may be A motor or a combination of a motor and a gear transmission member, the driving member is drivingly connected to the valve core 20, so that the driving member drives the valve core 20 to rotate. Optionally, the valve assembly 100 may include a core shaft 21 , which may be integrally formed or interference-fitted or welded with the valve core 20 , and at least part of the core shaft 21 passes through the top cover part 13 and the flow channel plate assembly 200 It is transmission connected with the driving part so that the driving part can drive the valve core 20 to rotate. Alternatively, the driving member may also include an output shaft, which The output shaft passes through the flow channel plate assembly 200 and the top cover part 13, so that part of the output shaft is located in the valve cavity 101 of the valve body assembly 10, which facilitates the transmission connection between the output shaft of the driving member and the valve core 20, for example, the output shaft and the valve core 20 can be interference fit to realize the transmission connection between the two.

Please further refer to FIGS. 1 to 9 . In some embodiments, the flow channel plate assembly 200 has a first channel 201 that communicates with the first communication port 102 , the flow channel plate assembly 200 has a chamber, and at least part of the valve assembly 100 located in the chamber. Specifically, the flow channel plate assembly 200 includes a first flow channel plate 30 and a second flow channel plate 40 that are oppositely arranged and sealedly connected. The first flow channel plate 30 and the second flow channel plate 40 both form part of the wall of the chamber, and The first flow channel plate 30 and the second flow channel plate 40 both form at least part of the wall of the first channel 201. For example, as shown in FIG. 1, the first flow channel plate 30 and the second flow channel plate 40 cooperate to form a wall of the first channel 201. Partial walls, or as shown in FIG. 14 , the first flow channel plate 30 and the second flow channel plate 40 both form partial walls of a part of the first channels 201 , and the first flow channel plate 30 forms another part of the first channels 201 . The second flow channel plate 40 forms a further portion of the wall portion of the first channel 201 , and at least part of the seal of the valve assembly 100 is disposed between the first flow channel plate 30 and the second flow channel plate 40 . Through the above arrangement, the first channel 201 corresponding to the first communication port 102 can be formed in the flow channel plate assembly 200 to facilitate the flow of fluid in the valve assembly 100 and the flow channel plate assembly 200; further, by connecting the first flow channel The plate 30 and the second flow channel plate 40 are arranged opposite each other and both form at least part of the wall of the first channel 201. Compared with arranging all the first channels in one of the flow channel plates, the structure of the flow channel plate is complex and the processing accuracy is complicated. In terms of high requirements, the flow channel plate assembly 200 in the embodiment of the present application has a simple structure and is easy to assemble. In specific implementation, the first flow channel plate 30 can be an integral structure or be composed of multiple structural components, and the second flow channel plate 40 can be an integral structure or be composed of multiple structural components.

In the embodiment of the present application, along the peripheral direction of the side wall part 11, the first flow channel plate 30 and the second flow channel plate 40 cooperate to surround the side wall part 11. When the first flow channel plate 30 and the second flow channel plate 40 are sealed and connected, Finally, at least part of the openings of the first channels 201 close to the valve chamber 101 are jointly defined by the first flow channel plate 30 and the second flow channel plate 40. Compared with making the valve body assembly 10 and the flow channel plate into an integrated structure, In other words, the structure of the first flow channel plate 30 and the second flow channel plate 40 in the embodiment of the present application is simple, easy to manufacture, and easy to assemble and cooperate with the first flow channel plate 30 and the second flow channel plate 40 and the valve assembly 100.

Please further refer to FIGS. 3 to 10 . In some embodiments, the valve body assembly 10 includes a pipe 12. The nozzle 12 is located on the outer peripheral side of the side wall portion 11. One side of the nozzle 12 is connected with the first communication port 102. The other side of the nozzle 12 forms the valve port of the valve assembly 100. Fluid can enter or flow out of the valve assembly through the nozzle 12. 100. The pipe in the nozzle 12 is connected with the first communication port 102. As shown in Figure 3, the flow channel plate assembly 200 has an accommodation cavity 202, and the channel part where the first channel 201 is located is connected to the accommodation part 203 where the accommodation cavity 202 is located, that is, the channel part includes a wall that encloses the first channel 201, The accommodating part 203 includes a wall that encloses the accommodating cavity 202. Along the radial direction of the valve core 20, the accommodating part 203 is located between the channel part where the first channel 201 is located and the valve core 20. In this embodiment, the first flow channel The plate 30 and the second flow channel plate 40 both form at least part of the wall of the accommodating cavity 202. At least part of the nozzle 12 is located in the accommodating cavity 202, and the nozzle 12 is sealed with the accommodating portion 203 where the accommodating cavity 202 is located. The pipe in the nozzle 12 Communicated with the first channel 201 , the pipe 12 is located on the outer peripheral side of the side wall 11 , and the accommodating portion 203 is provided close to the side wall 11 . Through the above arrangement, the sealing effect between the pipe 12 and the flow channel plate assembly 200 can be achieved. Furthermore, at least part of the number of nozzles 12 can extend along the radial direction of the valve core 20 , and the extension direction of the channel portion where the first channel 201 is located can be the same as the extension direction of the nozzles 12 , which can reduce the flow of fluid between the flow channel plate assembly 200 and The pressure drop caused by the flow between valve assemblies 100.

In some other embodiments, the valve body assembly 10 may not include the nozzle 12 , and the channel part included in the first flow channel plate 30 and the channel part included in the second flow channel plate 40 may be embedded in the first communication port 102 and connected with the first communication port 102 . A sealing arrangement is provided at the mouth where the communication port 102 is located; or a sealing structure is provided between the valve assembly 100 and the flow channel plate assembly 200 along the radial direction of the valve core 20 to achieve sealing between the valve assembly 100 and the flow channel plate assembly 200 .

In specific implementation, as shown in Figures 1 to 11, at least one of the nozzle 12 and the accommodating part 203 includes a sealing ring installation part AZ, the sealing ring installation part AZ includes a groove AZ1, and the fluid control assembly 1 includes a sealing ring 52, The sealing ring 52 is limited and disposed in the groove AZ1, and the sealing ring 52 is located between the pipe 12 and the accommodating part 203. Through the above arrangement, it is easy to realize the position limiting of the sealing ring 52 and the sealing effect between the nozzle 12 and the flow channel plate assembly 200 . The limit setting in this article means that one component can limit the position of another component to prevent or reduce the movement, rotation or deflection of the component.

In some embodiments, the first flow channel plate 30 and the second flow channel plate 40 are arranged along the height direction of the fluid control assembly 1 , and along the height direction of the fluid control assembly 1 , at least part of the valve assembly 100 is located between the first flow channel plate 30 and the second flow channel plate 40 . The height direction of the flow channel plate assembly 200, the height direction of the fluid control assembly 1, the height direction of the valve assembly 100, and the axial direction of the valve assembly 100 are parallel or coincident.

Based on this, the first flow channel plate 30 includes a first end wall portion 32 and a first channel portion 33 , and the second flow channel plate 40 includes a second end wall portion 42 and a second channel portion 43 , along the height of the flow channel plate assembly 200 direction, at least a portion of the valve assembly 100 is located between the first end wall portion 32 and the second end wall portion 42, the first channel portion 33 and the second channel portion 43 are sealingly arranged to form at least a portion of the wall portion of the first channel 201, and The first channel portion 33 and the second channel portion 43 are sealed and arranged to form at least part of the wall portion of the accommodation cavity 202 . The extending direction of the first channel portion 33 and the extending direction of the second channel portion 43 are the same as the extending direction of at least part of the nozzle 12 , which is convenient for reducing the flow resistance loss of the fluid. Through the above arrangement, compared with placing the valve assembly 100 in The valve body assembly 10 and one of the flow channel plates are made into an integrated structure, which results in a complicated structure and high manufacturing accuracy. However, the first flow channel plate 30 and the second flow channel plate 40 in the embodiment of the present application have a simple structure and are easy to manufacture. And when there are a large number of channels in the flow channel plate assembly 200, by arranging the above-mentioned first flow channel plate 30 and the second flow channel plate 40 and snapping and sealing the arrangement, the manufacturing difficulty can be better reduced; further , for the fluid control assembly 1 provided by the embodiment of the present application, compared with integrating the valve ports of the valve assembly 100 on the same plane, and sealing the connection with the valve assembly 100 through the plane mounting part in the flow channel plate assembly, it is easier to cause fluid flow As there are many corners in the path, the extension direction of at least part of the wall of the first channel 201 in the embodiment of the present application is the same as the extension direction of at least part of the nozzle 12, which facilitates reducing the flow of fluid between the flow channel plate assembly 200 and the valve assembly. Fluid pressure drop when flowing between 100.

In order to achieve sealing between the valve assembly 100 and the above-mentioned first flow channel plate 30 and second flow channel plate 40 , in this embodiment, the first flow channel plate 30 , the second flow channel plate 40 and the connecting pipe 12 all include sealing rings. The installation part AZ and the seal ring installation part AZ both include a groove AZ1. The groove AZ1 located on the first flow channel plate 30 is defined as the first limiting part 35, and the groove AZ1 located on the second flow channel plate 40 is defined as the second limiting part 35. The limiting portion 45 is the third limiting portion 121 . The groove AZ1 located on the connecting tube 12 extends for a full circle along the outer circumferential direction of the connecting tube 12 , and the opening of the groove AZ1 is located on the connecting tube 12 outer surface. Through the above arrangement, for a group of interconnected first channels 201 and first communication ports 102, a part of the sealing ring 52 is limited and disposed in the space defined by the first limiting part 35 and the third limiting part 121, sealing The other part of the ring 52 is the second limiting part 45 and the third In the space defined by the limiting portion 121, the movement of the sealing ring 52 is reduced and the position of the sealing ring 52 is conveniently limited. In some other embodiments, only one or a combination of the first limiting part 35 , the second limiting part 45 and the third limiting part 121 may be provided, which is not limited in this application.

Please further refer to FIGS. 3 to 7 . In some embodiments, the top cover 13 of the valve body assembly 10 is sealingly connected to one end of the side wall 11 and the top cover 13 forms part of the wall of the valve cavity 101 . In this embodiment, the top cover part 13 and the side wall part 11 are integrally injection molded. The part of the core shaft 21 of the valve assembly 100 passes through the top cover part 13 and the flow channel plate assembly 200 is located outside the flow channel plate assembly 200. In order to reduce the Minimize or prevent fluid from leaking out of the top cover part 13. In some embodiments, the fluid control assembly 1 also includes a sealing gasket 51. The sealing gasket 51 is annular, and the sealing gasket 51 is sandwiched between the flow channel plate assembly 200 and the top cover part. between 13. Through the above arrangement, the sealing performance of the fluid control assembly 1 can be further improved.

In order to make the sealing gasket 51 have a required amount of deformation and improve the sealing performance of the sealing gasket 51 , with reference to FIGS. 3 to 7 and 10 to 13 , in some embodiments, the flow channel plate assembly 200 includes a first snap joint. part 31, the top cover part 13 includes a second clamping part 14, the first clamping part 31 and the second clamping part 14 are arranged to engage, in the fluid control assembly 1, between the two end surfaces in contact with the sealing gasket 51 The distance is less than the thickness of the sealing gasket 51 in the free state. As shown in FIGS. 6 and 7 , when the first flow channel plate 30 and the second flow channel plate 40 are arranged along the height direction of the flow channel plate assembly 200 , the first clamping portion 31 is located on the first flow channel plate 30 and can be connected with the first flow channel plate 30 and the second flow channel plate 40 . The first flow channel plate 30 is integrally formed. By engaging the first clamping portion 31 and the second clamping portion 14 , the sealing gasket 51 can have a large amount of compression deformation, thereby improving the sealing performance of the fluid control assembly. In this article, the sealing gasket 51 may be a special-shaped sealing ring with an "X"-shaped cross section or an O-shaped sealing ring, and the sealing ring 52 may be an O-shaped sealing ring or a special-shaped sealing ring with an "X"-shaped cross-section.

In some embodiments, the first end wall portion 32 of the first flow channel plate 30 is disposed opposite to the top cover portion 13 of the valve body assembly 10. The top cover portion 13 may be provided with a groove limiting portion of the sealing gasket 51. The sealing gasket 51 can be limitedly disposed in the groove limiting portion, wherein the first end wall portion 32 has a mounting hole 36, and the mandrel 21 included in the valve assembly 100 passes through the mounting hole 36 and is located outside the first flow channel plate 30; The first flow channel plate 30 in the channel plate assembly 200 includes a first snap-in portion 31, and the top cover portion 13 includes a second snap-in portion 14. The first snap-in portion 31 is connected to the first end wall portion 32, and the first snap-in portion 31 is connected to the first end wall portion 32. Part 31 number The number is at least two and they are arranged around the axial direction of the mounting hole 36 . For example, the number of the first snap-in parts 31 is at least two and they are evenly arranged around the axial direction of the mounting hole 36 . The number of the second snap-in parts 14 is equal to The number of the first clamping parts 31 is the same and the positions are corresponding. When the first flow channel plate 30 is limitedly connected to the valve assembly 100, the positions of the first clamping parts 31 and the second clamping part 14 are corresponding, and the first clamping parts 31 and the second clamping part 14 are in corresponding positions. Both the first engaging portion 31 and the second engaging portion 14 have guide bevels. During installation, the first engaging portion 31 and the second engaging portion 14 are engaged by the guide bevels.

In order to limit the position of the first clamping part 31 and the second clamping part 14 after they are engaged, one of the first clamping part 31 and the second clamping part 14 includes a clamp with a triangular cross-section structure. The other one includes an engaging groove. After the first engaging portion 31 and the second engaging portion 14 are engaged, at least part of the engaging portion is located in the engaging groove, and the sides of the engaging groove The wall portion can limit the deflection or deflection of the latch portion around the central axis of the mounting hole 36 and can better maintain the first latch portion 31 and the second latch portion 14 to have a better engaging arrangement. In specific implementation, the first engaging portion 31 includes a engaging portion with a triangular cross-section, and the second engaging portion 14 includes an engaging groove, which can be understood with reference to FIG. 4 .

Further, as shown in FIGS. 2 to 9 , in some embodiments, the second flow channel plate 40 includes at least one step portion 41 , and the valve body assembly 10 further includes a bottom cover portion 15 , and the bottom cover portion 15 and the side wall portion The other end of 11 is sealingly connected and forms part of the wall of the valve chamber 101 , and the bottom cover 15 is connected with the step portion 41 in a limited position. Through the above arrangement, the installation position between the valve assembly 100 and the second flow channel plate 40 can be limited. Optionally, the first flow channel plate 30 may also include a step stopper, and the top cover 13 of the valve body assembly 10 is limited to the step stopper.

In combination with the above possible implementation methods, the first flow channel plate 30 and the second flow channel plate 40 can be welded to achieve sealing between the two. In order to facilitate the welding of the first flow channel plate 30 and the second flow channel plate 40, In some embodiments, one of the first flow channel plate 30 and the second flow channel plate 40 includes a groove structure, and the other includes a protruding structure, and at least part of the protruding structure is embedded inside the groove structure to facilitate The two perform better welding. Specifically, a first groove 34 can be provided on the first flow channel plate 30 and a first protrusion 44 can be provided on the second flow channel plate 40. At least part of the first protrusion 44 is located in the first groove 34. During welding, for example, when welding the first flow channel plate 30 and the second flow channel plate 40 by laser, the laser can be irradiated to the position where the first protrusion 44 and the first groove 34 are located.

As shown in FIGS. 14 and 15 , a fluid control assembly 1 provided by another embodiment of the present application is shown. The structure of the fluid control assembly 1 is similar to that of the fluid control assembly shown in FIGS. 1 to 13 . The few differences are that the first flow channel plate 30 and the second flow channel plate 40 are arranged along the radial direction of the valve core 20, and along the radial direction of the valve core 20, at least part of the valve assembly 100 is located in the first flow path. between the channel plate 30 and the second channel plate 40 .

In this embodiment, a sealing ring mounting portion AZ can be provided on at least one of the first flow channel plate 30 , the second flow channel plate 40 and the pipe 12 , and the fluid control assembly 1 can include a sealing ring 52 , which limits The position is provided at the sealing ring mounting portion AZ and is sandwiched between at least one of the first flow channel plate 30 and the second flow channel plate 40 and the pipe 12 .

In order to reduce or prevent external leakage of the fluid control assembly 1 , in some implementations, the fluid control assembly 1 further includes a sealing gasket 51 , a portion of which is located between the first flow channel plate 30 and the top cover 13 of the valve body assembly 10 The other part is located between the second flow channel plate 40 and the top cover part 13 .

In order to make the sealing gasket 51 have a better elastic deformation, at least one first snap-in portion 31 can be provided on both the first flow channel plate 30 and the second flow channel plate 40 , and the top cover portion 13 is provided with a second snap-in portion 14 , the first snap-in portion 31 and the second snap-in portion 14 are engaged and arranged, wherein the first snap-in portion 31 can be evenly circumferentially arranged around the axis of the valve core, so that the sealing gasket 51 has a uniform deformation amount.

In order to achieve a better limited fit between the valve assembly 100 and the flow channel plate assembly 200, the two first end wall portions 32 included in the first flow channel plate 30 can both include step limiting portions, and the two first end wall portions 32 included in the second flow channel plate 40 can both have step limiting portions. Each of the second end wall portions 42 may include a step limiting portion, and the valve assembly 100 is limited and matched with the above-mentioned step limiting portion.

On the other hand, the embodiment of the present application provides a valve assembly 100. The valve assembly 100 is the valve assembly 100 defined in any of the above embodiments. Specifically, the valve assembly 100 includes a valve body assembly 10 and a valve core 20. The valve body assembly 10 It has a valve chamber 101 and a first communication port 102. At least part of the seal of the valve core 20 is provided in the valve chamber 101. The valve body assembly 10 includes a side wall part 11 and a pipe 12. The first communication port 102 is located in the side wall part 11 and the pipe 12 Located on the outer peripheral side of the side wall part 11, the pipe in the pipe 12 is connected with the first communication port 102; the pipe 12 includes a sealing ring installation part AZ, the sealing ring installation part AZ is used to install the sealing ring 52, so that the pipe 12 is connected to the external The receiving portion 203 of the flow channel plate assembly 200 is sealed. Optionally, the sealing ring installation portion AZ includes a groove AZ1 extending the entire circumference along the outer circumferential direction of the nozzle 12. The opening of the groove AZ1 is located on the outer surface of the nozzle 12, so that the sealing ring 52 can be positioned from the opening of the groove AZ1. In the groove AZ1, when the valve assembly 100 is applied to the fluid control assembly 1, the sealing between the valve assembly 100 and the flow channel plate assembly 200 can be better achieved.

In some embodiments, the valve body assembly 10 includes a top cover portion 13 that is sealingly connected to one end of the side wall portion 11 and forms a partial wall of the valve chamber 101 . The valve assembly 100 further includes The core shaft 21 can drive the valve core 20 to rotate, and part of the core shaft 21 passes through the top cover part 13; the top cover part 13 includes at least two second snap-in parts 14, and the second snap-in parts 14 surround the valve core. 20 is arranged in the axial direction, the second engaging portion 14 can be engaged with the first engaging portion 31 of the external flow channel plate assembly 200 .

In summary, according to the fluid control assembly 1 and the valve assembly 100 provided by the embodiment of the present application, the fluid control assembly 1 includes the valve assembly 100 and the flow channel plate assembly 200. The valve assembly 100 includes the valve body assembly 10 and the valve core 20. The valve body assembly 10 has a valve cavity 101 and a first communication port 102. At least part of the sealing of the valve core 20 is provided in the valve cavity 101, so that the valve assembly 100 can be connected to the flow channel plate assembly 200 as an integral module; further, the flow channel plate assembly 200 includes an opposite The first flow channel plate 30 and the second flow channel plate 40 are arranged and sealingly connected. At least part of the sealing of the valve assembly 100 is arranged between the first flow channel plate 30 and the second flow channel plate 40. The first flow channel plate 30 and the second flow channel plate 40 are arranged and sealed. The flow channel plates 40 all form at least part of the wall of the first channel 201 to facilitate communication between the first channel 201 and the first communication port 102. Compared with arranging all the first channels on the first flow channel plate or the second flow channel plate, Generally speaking, the flow channel plate assembly 200 in the embodiment of the present application has a relatively simple structure and is easy to manufacture, which further makes the fluid control assembly 1 have a simple structure and is easy to manufacture.

1 to 16 , on the other hand, an embodiment of the present application also provides a method for manufacturing a fluid control component. The fluid control component 1 produced according to the manufacturing method of a fluid control component provided by the embodiment of the present application is shown in FIG. 1 to FIG. 15 shown.

The following is an introduction to the manufacturing method of the fluid control component provided by the embodiment of the present application. The manufacturing method includes:

S110. Provide the valve assembly 100.

In this embodiment, the valve assembly 100 includes a valve body assembly 10 and a valve core 20. The valve body assembly 10 has a valve cavity 101 and a first communication port 102. At least part of the seal of the valve core 20 is provided in the valve cavity 101. The valve body assembly 10 includes a side wall part 11, a bottom cover part 15 and a top cover part 13. The first communication port 102 is located in the side wall part 11. The valve assembly 100 can be connected to the flow channel plate assembly 200 as an integral module. Optionally, before providing the valve assembly 100, a step of forming the valve assembly 100 may be included. Specifically, at least part of the valve core 20, the sealing structure, etc. may be assembled into the valve cavity 101, and the side wall part may be 11. The bottom cover part 15 and the top cover part 13 are sealed so that the valve assembly 100 can form an integral module.

Further, in some embodiments, the valve assembly 100 may include a takeover 12 that includes a sealing ring mounting portion AZ, and the sealing ring mounting portion AZ includes a groove AZ1 extending throughout the circumferential direction of the takeover 12, defining the groove. AZ1 is the third limiting part 121, and the opening of the groove AZ1 is located on the outer surface of the nozzle 12. At this time, after the valve assembly 100 is completed, the sealing ring 52 may be limited from the opening of the groove AZ1 and placed in the recess. The steps in the groove AZ1 cause the groove AZ1 to limit the position of the sealing ring 52 .

S120. Position the valve assembly 100, the first flow channel plate 30, and the second flow channel plate 40 to be limited.

Specifically, the valve assembly 100 can be limitedly connected to the first flow channel plate 30 first, and then the valve assembly 100 and the second flow channel plate 40 can be assembled, or the valve assembly 100 can also be limited to the second flow channel plate 40 first. The valve assembly 100 can be connected to the first flow channel plate 30 and then limited to the first flow channel plate 30 , or the valve assembly 100 can also be limited to the first flow channel plate 30 and the second flow channel plate 40 at the same time. One of the methods will be described below.

When the first flow channel plate 30 and the second flow channel plate 40 are structured as shown in Figures 1 to 13, the sealing gasket 51 can be set at the corresponding position of the top cover 13, and the positioning tooling equipment can be used to position the valve assembly respectively. 100 and the first flow channel plate 30 are positioned, and then use tooling equipment to limit the valve assembly 100 and the first flow channel plate 30. When the first flow channel plate 30 includes the first snap-in part 31, the top cover part 13 includes the second snap-in connection. When part 14 is used, after the valve assembly 100 and the first flow channel plate 30 are limited and set, the first clamping part 31 and the second clamping part 14 are in the engaged state, and the sealing gasket 51 at this time is in the clamped state, and then reused The positioning tooling equipment positions the valve assembly 100 and the second flow channel plate 40, and then performs the limited connection between the valve assembly 100 and the second flow channel plate 40. Optionally, the second flow channel plate 40 can include a step portion 41 to facilitate The installation position of the valve assembly 100 is limited. After the valve assembly 100 and the first flow channel plate 30 and the second flow channel plate 40 are all limited, at least part of the valve assembly 100 is set on the first flow channel plate 30 and the second flow channel plate 40 . Within 40 of the second flow channel plate. When the first flow channel plate 30 and the second flow channel plate 40 are structured as shown in FIGS. 14 to 15 , the assembly method of the valve assembly 100 and the first flow channel plate 30 and the second flow channel plate 40 is similar to the above-mentioned assembly method. No longer.

When the valve assembly 100 includes the connecting pipe 12, the first flow channel plate 30 and the second flow channel plate 40 include corresponding channel portions. After being placed, at least part of the connecting pipe 12 is located in the groove structure of the channel part of the first flow channel plate 30 , and at least part of the connecting pipe 12 is located in the groove structure of the channel part of the second flow channel plate 40 .

S130. Sealingly connect the first flow channel plate 30 and the second flow channel plate 40.

In this embodiment, the first flow channel plate 30 and the second flow channel plate 40 are arranged opposite and sealedly connected. One of the first flow channel plate 30 and the second flow channel plate 40 includes a protruding structure, and the other includes a protruding structure. In the groove structure, after the first flow channel plate 30 and the second flow channel plate 40 are relatively arranged, at least part of the convex structure is nested into the groove structure, and the corresponding positions of the convex structure and the groove structure can be irradiated by laser. The first flow channel plate 30 and the second flow channel plate 40 are laser welded to achieve sealing. At this time, the channel portion of the first flow channel plate 30 and the channel portion of the second flow channel plate 40 cooperate to form the first channel 201 At least part of the wall part, and the channel part of the first flow channel plate 30 and the channel part of the second flow channel plate 40 cooperate to form at least part of the wall part of the accommodation part 203. The first channel 201 is correspondingly connected with the first communication port 102. Specifically, Specifically, at least part of the nozzle 12 of the valve assembly 100 is located in the receiving portion 203 . When the first flow channel plate 30 and the second flow channel plate 40 are oppositely arranged and sealed, at least part of the valve assembly 100 is located between the first flow channel plate 30 and the second flow channel plate 40 to facilitate sealing of the fluid control assembly.

In summary, according to the manufacturing method of a fluid control assembly provided by the embodiment of the present application, the valve assembly 100 is used as an integral module and is limitedly arranged with the first flow channel plate 30 and the second flow channel plate 40, and the first flow channel plate 30 and the second flow channel plate are The second flow channel plates 40 are oppositely arranged and sealedly connected to form a first channel 201 corresponding to the first communication port 102 , so that at least part of the valve assembly 100 is sealed within the first flow channel plate 30 and the second flow channel plate 40 , can simplify the manufacturing method of fluid control components.

It should be noted that the above embodiments are only used to illustrate the present application and do not limit the technical solutions described in the present application. For example, "front", "back", "left", "right", "upper" and "lower" isodirectional definition, although this application has been described with reference to the above-mentioned embodiments, those skilled in the art should understand that those skilled in the art can still modify, combine or equivalently replace the application, All technical solutions and improvements that do not deviate from the spirit and scope of this application shall be covered by the claims of this application.

Claims

A fluid control assembly (1), characterized in that the fluid control assembly (1) includes a valve assembly (100) and a flow channel plate assembly (200), and the valve assembly (100) includes a valve body assembly (10) and a valve core (20), the valve body assembly (10) has a valve cavity (101), at least part of the valve core (20) is located in the valve cavity (101), the valve body assembly (10) includes The side wall part (11) and the pipe part (12), the pipe part (12) is located on the outer peripheral side of the side wall part (11);

The flow channel plate assembly (200) includes a first flow channel plate (30) and a second flow channel plate (40), and the first flow channel plate (30) and the second flow channel plate (40) are sealingly connected, At least part of the valve core (20) and the side wall portion (11) are sealingly arranged between the first flow channel plate (30) and the second flow channel plate (40);

The flow channel plate assembly (200) has an accommodation cavity (202) and a first channel (201), and the first flow channel plate (30) and the second flow channel plate (40) both form the accommodation cavity (202). 202), and both the first flow channel plate (30) and the second flow channel plate (40) form at least part of the wall of the first channel (201), and the nozzle (12 ) is located at least partially in the accommodating cavity (202), and the nozzle (12) is sealed with the accommodating portion (203) where the accommodating cavity (202) is located, and the first channel (201) and the nozzle (203) are sealed The pipes in (12) are connected.
The fluid control assembly (1) according to claim 1, characterized in that at least one of the receiving portion (203) and the connecting pipe (12) includes a sealing ring mounting portion (AZ), and the sealing ring mounting portion Part (AZ) includes groove (AZ1);

The fluid control assembly (1) includes a sealing ring (52), the sealing ring (52) is limitedly provided in the groove (AZ1), and the sealing ring (52) is located between the pipe (12) and between the accommodating parts (203).
The fluid control assembly (1) according to claim 2, characterized in that the valve body assembly (10) further includes a top cover part (13), the top cover part (13) and the side wall part ( One end of 11) is sealed and connected and the top cover part (13) forms part of the wall of the valve chamber (101). The valve assembly (100) also includes a core shaft (21), and the core shaft (101) 21) It can drive the valve core (20) to rotate, and the part of the core shaft (21) passes through the top cover part (13) and the flow channel plate assembly (200) and is located in the flow channel plate assembly (200). 200) outside;

The fluid control assembly (1) also includes a sealing gasket (51), and the sealing gasket (51) is sandwiched between Between the flow channel plate assembly (200) and the top cover (13).
The fluid control assembly (1) according to claim 3, characterized in that the flow channel plate assembly (200) includes a first snap-in portion (31), and the top cover portion (13) includes a second snap-in connector. part (14), the first clamping part (31) and the second clamping part (14) are arranged to engage;

Wherein, in the fluid control assembly (1), the distance between the two end surfaces in contact with the sealing gasket (51) is less than the thickness of the sealing gasket (51) in a free state.
The fluid control assembly (1) according to any one of claims 1 to 4, characterized in that the first flow channel plate (30) and the second flow channel plate (40) are arranged along the fluid control assembly ( 1) is arranged in the height direction, and along the height direction of the fluid control assembly (1), at least part of the valve assembly (100) is located on the first flow channel plate (30) and the second flow channel plate (40).
The fluid control assembly (1) according to claim 5, characterized in that the first flow channel plate (30) includes a first end wall portion (32), the first end wall portion (32) and the The top cover part (13) of the valve body assembly (10) is arranged oppositely, the first end wall part (32) has a mounting hole (36), the valve assembly (100) includes a core shaft (21), the core The shaft (21) passes through the mounting hole (36) and is located outside the first flow channel plate (30);

The flow channel plate assembly (200) includes a first clamping part (31), the top cover part (13) includes a second clamping part (14), the first clamping part (31) and the The first end wall portion (32) is connected, the number of the first snap-in portions (31) is at least two, and the at least two first snap-in portions (31) surround the mounting hole (36) Arranged in the axial direction, the number of the second clamping parts (14) is the same as the number of the first clamping parts (31).
The fluid control assembly (1) according to claim 5, characterized in that the second flow channel plate (40) includes a step portion (41), and the valve body assembly (10) further includes a bottom cover portion (15 ), the bottom cover (15) is sealingly connected to the other end of the side wall (11) and forms a partial wall of the valve chamber (101). The step portion (41) is limited and connected.
The fluid control assembly (1) according to any one of claims 1 to 4, characterized in that the first flow channel plate (30) and the second flow channel plate (40) are arranged along the valve core (20). ) are arranged in the radial direction of the valve core (20), and along the radial direction of the valve core (20), the valve assembly (100) A small portion is located between the first flow channel plate (30) and the second flow channel plate (40).
A valve assembly (100), characterized in that: the valve assembly (100) includes a valve body assembly (10) and a valve core (20), the valve body assembly (10) has a valve cavity (101), At least part of the valve core (20) is located in the valve chamber (101), and the valve body assembly (10) includes a side wall portion (11) and a takeover (12). The takeover (12) is located in the side wall portion. The outer peripheral side of (11);

At least part of the nozzle (12) can be located in the accommodating cavity (202) in the external flow channel plate assembly (200), and the nozzle (12) can be connected to the accommodating portion (203) in which the accommodating cavity (202) is located. ) sealing arrangement, the pipe in the pipe (12) can communicate with the first channel (201) in the flow channel plate assembly (200).
The valve assembly (100) according to claim 9, characterized in that the nozzle (12) includes a sealing ring mounting portion (AZ), and the sealing ring mounting portion (AZ) includes a seal along the nozzle (12). A groove (AZ1) extends throughout the circumferential direction, and the opening of the groove (AZ1) is located on the outer surface of the pipe (12).
The valve assembly (100) according to claim 9, characterized in that the valve body assembly (10) further includes a top cover part (13), the top cover part (13) and the side wall part (11 ) is sealingly connected and the top cover part (13) forms part of the wall of the valve chamber (101). The valve assembly (100) also includes a core shaft (21). The core shaft (21 ) can drive the valve core (20) to rotate, and part of the core shaft (21) passes through the top cover portion (13);

The top cover part (13) includes at least two second clamping parts (14) arranged around the axial direction of the valve core (20). The connecting portion (14) can be engaged with the first engaging portion (31) in the external flow channel plate assembly (200).
A manufacturing method of a fluid control component (1), characterized by including:

A valve assembly (100) is provided. The valve assembly (100) includes a valve body assembly (10) and a valve core (20). The valve body assembly (10) has a valve cavity (101). The valve core (20) At least part of it is located in the valve chamber (101). The valve body assembly (10) includes a side wall portion (11) and a pipe (12). The pipe (12) is located on the outer periphery of the side wall portion (11). side;

The valve assembly (100) is limited to the first flow channel plate (30) and the second flow channel plate (40), so that at least part of the valve assembly (100) is limited to the first flow channel. Plate (30) and the second flow channel plate (40);

The first flow channel plate (30) and the second flow channel plate (40) are sealingly connected, so that the first flow channel plate (30) and the second flow channel plate (40) cooperate to form the accommodation cavity (202). At least part of the wall part and at least part of the wall part of the first channel (201), and the connecting tube (12) is sealed with the accommodating part (203) where the accommodating cavity (202) is located. The first channel (201) ) is connected to the pipe in the pipe (12).
A fluid control assembly (1), characterized in that the fluid control assembly (1) includes a valve assembly (100) and a flow channel plate assembly (200), and the valve assembly (100) includes a valve body assembly (10) and a valve core (20), the fluid control assembly (1) has a valve cavity (101), at least part of the valve core (20) is located in the valve cavity (101), the valve body assembly (10) includes Side wall portion (11), the side wall portion (11) forms at least part of the wall portion of the valve chamber (101), and the side wall portion (11) has a first communication port (102);

The flow channel plate assembly (200) includes a first flow channel plate (30) and a second flow channel plate (40), and the first flow channel plate (30) and the second flow channel plate (40) are sealingly connected, At least part of the valve core (20) and the side wall portion (11) are located between the first flow channel plate (30) and the second flow channel plate (40);

The flow channel plate assembly (200) has a first channel (201), the first channel (201) is connected to the corresponding first communication port (102), and the first flow channel plate (30) and The second flow channel plates (40) each form at least part of the walls of at least part of the first channels (201).
A valve assembly (100), characterized in that: the valve assembly (100) includes a valve body assembly (10) and a valve core (20), the valve body assembly (10) has a valve cavity (101), At least part of the valve core (20) is located in the valve chamber (101), and the valve body assembly (10) includes a side wall portion (11), and the side wall portion (11) forms a core of the valve chamber (101). At least part of the wall portion, the side wall portion (11) has a first communication opening (102);

At least part of the valve core (20) and the side wall portion (11) can be located in the outer flow channel plate assembly (200), and the first communication port (102) can be connected to the flow channel plate assembly. The first channel (201) in (200) is connected.
A manufacturing method of a fluid control component (1), characterized by including:

A valve assembly (100) is provided, the valve assembly (100) including a valve body assembly (10) and a valve core (20), The valve body assembly (10) has a valve cavity (101), at least part of the valve core (20) is located in the valve cavity (101), and the valve body assembly (10) includes a side wall portion (11), The side wall portion (11) has a first communication port (102);

The valve assembly (100) is limited to the first flow channel plate (30) and the second flow channel plate (40), so that at least part of the valve assembly (100) is limited to the first flow channel. Plate (30) and the second flow channel plate (40);

Sealingly connect the first flow channel plate (30) and the second flow channel plate (40) so that the first flow channel plate (30) and the second flow channel plate (40) cooperate to form the first channel (201) At least part of the wall portion, the first channel (201) is connected with the corresponding first communication port (102).