Valve device and integrated assembly

Abstract

The utility model discloses a valve device and an integrated assembly, the valve device comprises a valve body assembly and a driving part, and the valve body assembly comprises a main body part; the main body part comprises an end face part which is located at the end, relatively away from the driving part, of the main body part in the axial direction of the valve device. The valve body assembly comprises a protruding part, and the protruding part protrudes out of the end face part. The valve device comprises a first sealing piece, the first sealing piece surrounds the protruding part, and the first sealing piece and the end face part are arranged in a contact or clearance mode in the axial direction of the valve device. The axial space occupied by the structure for limiting the first sealing piece can be reduced, and then the axial size of the valve device is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of fluid control, in particular to a valve device and an integrated component. Background Art

[0002] The valve device can be applied to a thermal management system to control the opening or closing or reversing of a fluid channel, etc. In the related art, the valve device can be installed on a flow channel plate having a fluid channel, and at least a portion of the valve device is used to be inserted into a hole of the flow channel plate, and the portion forms a radial seal with a wall forming the hole through a seal. The valve device generally needs to be separately provided with an axial limit structure for the seal, and the axial limit structure needs to occupy a certain axial space, so the size of the valve device and the flow channel plate may increase. Utility Model Content

[0003] An object of the present application is to provide a valve device and an integrated assembly capable of reducing the size of the valve device.

[0004] One embodiment of the present application provides a valve device, which includes a valve body assembly and a driving portion, wherein the valve body assembly includes a main body portion; the main body portion includes an end face portion, and along the axial direction of the valve device, the end face portion is located at an end of the main body portion relatively away from the driving portion; the valve body assembly includes a protrusion, and the protrusion protrudes from the end face portion; the valve device includes a first sealing member, which surrounds the protrusion, and along the axial direction of the valve device, the first sealing member is in contact with or has a gap with the end face portion.

[0005] In a valve device provided in one embodiment of the present application, a first seal is in contact with or has a gap with an end face portion, so that the end face portion can limit the first seal on a side relatively close to the driving portion, thereby reducing the axial space occupied by the structure for limiting the first seal, thereby reducing the axial size of the valve device.

[0006] One embodiment of the present application provides an integrated component, including a connecting component and a valve device, wherein the valve device includes a valve body component and a driving part, and the valve body component includes a main body; the main body includes an end face portion, and along the axial direction of the valve device, the end face portion is located at an end of the main body relatively away from the driving part; the valve body component includes a protrusion, and the protrusion protrudes from the end face portion; the connecting component has an installation cavity, at least part of the valve body component is located in the installation cavity, and the wall forming the installation cavity includes a first inclined wall, along the circumference of the valve device, the first inclined wall surrounds the protrusion, and the radial dimension of the first inclined wall increases in the direction toward the driving part; the valve device includes a first seal, the first seal abuts against the first inclined wall, and the first seal abuts against the end face portion. .

[0007] In an integrated assembly provided by one embodiment of the present application, the radial dimension of the first inclined wall increases in the direction toward the driving portion, the first sealing member abuts against the first inclined wall, and the first sealing member abuts against the end surface portion. When the protrusion is inserted into the installation cavity, the first inclined wall can guide the protrusion, and the first inclined wall can form a seal with the end surface portion through the first sealing member, so that the space utilization of the installation cavity is higher, thereby reducing the axial dimension of the installation cavity.

[0008] Another embodiment of the present application provides a valve device, which includes a valve body assembly and a driving portion, wherein the valve body assembly includes a main body portion; the main body portion includes an end face portion, and along the axial direction of the valve device, the end face portion is located at an end of the main body portion relatively away from the driving portion; the main body portion has a first groove, and the first groove is recessed in the end face portion; the valve device includes a first sealing member, at least a portion of the first sealing member is located in the first groove, and the first sealing member is snap-fitted or interference-fitted or fixedly connected to the wall forming the first groove; the end face portion has a second connecting port, and along the circumference of the valve device, the first sealing member surrounds the second connecting port.

[0009] In a valve device provided in another embodiment of the present application, the main body has a first groove, which is recessed in the end surface portion; the valve device includes a first seal, at least part of which is located in the first groove, and the first seal is snap-fitted or interference-fitted with the wall forming the first groove, which can reduce the axial space occupied by the structure for limiting the first seal, thereby reducing the axial size of the valve device.

[0010] Another embodiment of the present application provides an integrated component, including a connecting component and the above-mentioned valve device; the connecting component has an installation cavity, at least part of the main body is located in the installation cavity, the wall forming the installation cavity includes a bottom wall, at least part of the bottom wall is arranged opposite to the end face portion; along the axial direction of the valve device, the first sealing member abuts against the bottom wall.

[0011] In an integrated component provided in another embodiment of the present application, at least a portion of the bottom wall is arranged opposite to the end surface portion, and along the axial direction of the valve device, the first sealing member abuts against the bottom wall, so that the main body and the bottom wall form an axial seal, thereby reducing the axial size of the installation cavity. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 A schematic diagram of a three-dimensional structure of an embodiment of a valve device of the present application is shown;

[0013] Figure 2 Shows Figure 1 The cross-sectional structure diagram of the valve device shown;

[0014] Figure 3 A cross-sectional structural schematic diagram of a portion of an embodiment of an integrated assembly of the present application is shown;

[0015] Figure 4 Shows Figure 3 A schematic cross-sectional view of the connected components of the integrated component shown;

[0016] Figure 5 A three-dimensional structural schematic diagram of another embodiment of the valve device of the present application is shown;

[0017] Figure 6 Shows Figure 5 A schematic cross-sectional view of the valve device shown;

[0018] Figure 7 Shows Figure 6 The valve device shown is a partially enlarged cross-sectional structural schematic diagram at X;

[0019] Figure 8 Shows Figure 7 The cross-sectional structural schematic diagram of the valve device shown in FIG. 1 with the first sealing member removed;

[0020] Fig. 9 A cross-sectional structural schematic diagram of another embodiment of the integrated assembly of the present application is shown;

[0021] Fig.10 Shows Figure 5 An exploded schematic diagram of the valve arrangement is shown.

[0022] Reference numerals:

[0023] 100. valve device; 10. valve body assembly; 15. sealing cover; 12. main body; 122. first groove; 1221. limiting wall; 1222. notch portion; 1223. groove bottom; 123. second groove; 121. end face portion; 13. mounting plate; 35. first connecting port; 36. second connecting port; 37. third connecting port; 31. accommodating chamber; 4. sealing seat assembly; 51. first sealing member; 52. second sealing member; 53. third sealing member; 11. raised portion; 6. connecting assembly; 63. mounting chamber; 64. first chamber; 65. second chamber; 641. first inclined wall; 642. bottom wall; 643. second inclined wall; 67. first opening; 68. mounting face portion; 69. second opening; 7. valve core; 71. connecting passage; 72. expansion groove; 8. driving portion. DETAILED DESCRIPTION

[0024] The embodiments are described in detail below with reference to the accompanying drawings.

[0025] In order to make the purpose, technical solutions and advantages of the present application more clearly understood, the present application is further described in detail below in conjunction with the accompanying drawings and specific embodiments. In this article, relational terms such as "first" and "second" are only used to distinguish one component with the same name from another, and do not necessarily require or imply that there is any such actual relationship or order between these components. It should be noted that the "limited connection" in this application includes threaded connection, clamping, etc., and the "fixed connection" in this application includes welding, bonding, vulcanization fixation, riveting, insert injection molding, etc.

[0026] Figure 1 , Figure 2 An embodiment of a valve device 100 is shown, and the valve device 100 includes a valve body assembly 10, a valve core 7, and a driving part 8. The valve body assembly 10 has a receiving cavity 31, and at least part of the valve core 7 is located in the receiving cavity 31. The valve core 7 can rotate under the drive of the driving part 8. The driving part 8 can be electrically connected and / or signal connected to the outside.

[0027] The axial direction of the valve device 100 is defined as follows: Figure 2 , Figure 6 The rotation axis of the valve core 7 is defined as C1. The valve core 7 can rotate around the rotation axis. The axial direction of the valve device 100 is the same as the extension direction of the rotation axis of the valve core 7. The central axis of the valve device 100 coincides with the rotation axis of the valve core 7.

[0028] Figure 3 , Figure 4 An embodiment of an integrated component is shown, the integrated component includes a connecting component 6 and the aforementioned valve device 100, the valve device 100 is fixedly connected or limitedly connected to the connecting component 6, the connecting component 6 has an installation cavity 63, at least part of the valve body component 10 is located in the installation cavity 63. The connecting component 6 can be plate-shaped or block-shaped, Figure 6 Only a part of the communication component 6 is shown, and other valves, pumps, heat exchangers, sensors, etc. may be integrated in the communication component 6.

[0029] like Figure 1 , Figure 2As shown, the valve body assembly 10 includes a main body 12, and the first communication port 35 is located in the main body 12; the main body 12 includes an end face portion 121, and along the axial direction of the valve device 100, the end face portion 121 is located at an end of the main body 12 relatively far from the driving portion 8; the valve body assembly 10 includes a protrusion 11, and the protrusion 11 protrudes from the end face portion 121; the valve device 100 includes a first sealing member 51, and the first sealing member 51 surrounds the protrusion 11, and along the axial direction of the valve device 100, the first sealing member 51 is in contact with or has a gap with the end face portion 121. The first sealing member 51 is in contact with or has a gap with the end face portion 121, so that the end face portion 121 can limit the side of the first sealing member 51 relatively close to the driving portion 8, and can reduce the axial space occupied by the structure for limiting the first sealing member 51, thereby reducing the axial size of the valve device 100. The first sealing member 51 can separate the second communication port 36 from the first communication port 35 fluid. It should be noted that the “gap setting” in this application means that the distance between the two is less than 0.5 mm.

[0030] like Figure 3 , Figure 4 As shown, the connecting assembly 6 has an installation cavity 63, at least part of the valve body assembly 10 is located in the installation cavity 63, and the wall forming the installation cavity 63 includes a first inclined wall 641. Along the circumference of the valve device 100, the first inclined wall 641 surrounds the protrusion 11, and the first inclined wall 641 gradually expands toward the driving portion 8; along the radial direction of the valve device 100, the first sealing member 51 is located between the protrusion 11 and the first inclined wall 641, and the first sealing member 51 abuts against the first inclined wall 641, and the first sealing member 51 abuts against the protrusion 11. The first inclined wall 641 gradually expands toward the driving portion 8, and when the protrusion 11 is inserted into the installation cavity 63, the first inclined wall 641 can guide the protrusion 11, and the first inclined wall 641 can also form a seal with the first sealing member 51, that is, the first inclined wall 641 can play both guiding and sealing roles, thereby improving the integration, or in other words, improving the space utilization of the installation cavity 63, thereby reducing the axial size of the installation cavity 63. In this embodiment, the first sealing member 51 abuts against the end face portion 121, thereby reducing the axial dimension of the mounting cavity 63 and achieving sealing between the first inclined wall 641 and the end face portion 121. The end face portion 121 can at least play two roles of limiting and sealing, thereby improving the utilization of the end face portion 121.

[0031] In this embodiment, the installation cavity 63 includes a first cavity 64 and a second cavity 65, at least part of the main body 12 is located in the second cavity 65, and at least part of the protrusion 11 is located in the first cavity 64; along the axial direction of the valve device 100, the first cavity 64 is farther away from the driving part 8 than the second cavity 65, and the wall forming the second cavity 65 includes a bottom wall 642, the end surface 121 is facing away from the driving part 8, and part of the bottom wall 642 is arranged opposite to the end surface 121, and the first cavity 64 has a first opening 67 at the bottom wall 642, and the wall forming the first cavity 64 includes a first inclined wall 641, and the first inclined wall 641 is connected to the bottom wall 642. When the protrusion 11 is inserted into the first cavity 64, the first inclined wall 641 can play a guiding role for the protrusion 11, and the first inclined wall 641 can also form a sealing structure with the first sealing member 51, so that the axial size of the first cavity 64 can be reduced.

[0032] In this embodiment, the connecting assembly 6 includes a mounting surface 68. Along the axial direction of the valve device 100, the second cavity 65 is farther away from the driving part 8 than the mounting surface 68. The second cavity 65 has a second opening 69 at the mounting surface 68. The valve body assembly 10 has a mounting plate 13, and the mounting plate 13 is abutted or fixedly connected to the mounting surface 68. During installation, the valve body assembly 10 is inserted into the mounting cavity 63 from the second opening 69 substantially along the axial direction.

[0033] The wall forming the second cavity 65 includes a second inclined wall 643, which is connected to the mounting surface portion 68 and gradually expands toward the driving portion 8; the valve device 100 includes a second sealing member 52, and along the circumference of the valve device 100, the second sealing member 52 surrounds the valve body assembly 10, and the second inclined wall 643 surrounds the valve body assembly 10; along the radial direction of the valve device 100, the second sealing member 52 is located between the valve body assembly 10 and the second inclined wall 643, and the second sealing member 52 abuts against the second inclined wall 643, and the second sealing member 52 abuts against the valve body assembly 10; the raised portion 11 has a second connecting port 36, and along the axial direction of the valve device 100, the first sealing member 51 is located between the first connecting port 35 and the second connecting port 36, and along the axial direction of the valve device 100, the first connecting port 35 is located between the first sealing member 51 and the second sealing member 52. Similar to the role played by the first inclined wall 641, the second inclined wall 643 gradually expands toward the driving portion 8; when the main body 12 is inserted into the second cavity 65, the first inclined wall can guide the main body 12, and the second inclined wall 643 can also form a sealing structure with the second sealing member 52, thereby reducing the axial dimension of the second cavity 65.

[0034] Figure 5-Figure 8 , Fig.10Another embodiment of the valve device 100 is shown, the valve device 100 includes a valve body assembly 10 and a driving portion 8, the valve body assembly 10 includes a main body 12, and the first communication port 35 is located in the main body 12; the main body 12 includes an end face portion 121, and along the axial direction of the valve device 100, the end face portion 121 is located at an end portion of the main body 12 relatively away from the driving portion 8; the main body 12 has a first groove 122, and the first groove 122 is recessed in the end face portion 121; the valve device 100 includes a first sealing member 51, at least a portion of the first sealing member 51 is located in the first groove 122, and the first sealing member 51 is snap-fitted or interference-fitted or fixedly connected to the wall forming the first groove 122; the end face portion 121 has a second communication port 36, and along the circumference of the valve device 100, the first sealing member 51 surrounds the second communication port 36. The first groove 122 is recessed in the end surface portion 121, and the first sealing member 51 is snap-fitted or interference-fitted or fixedly connected to the wall forming the first groove 122, which can achieve axial limitation of the first sealing member 51, and can reduce the axial space occupied by the structure for limiting the first sealing member 51, thereby reducing the axial size of the valve device 100. In other embodiments, the groove may not be provided, and the first sealing member 51 may be fixedly connected to the end surface portion 121, such as by vulcanization, etc., which can also achieve the effect of reducing the axial size of the valve device 100.

[0035] In this embodiment, Figure 7 , Figure 8 As shown, the first sealing member 51 is engaged with the wall forming the first groove 122. The first groove 122 includes a notch portion 1222 and a groove bottom 1223. Along the axial direction of the valve device 100, the groove bottom 1223 is away from the end surface portion 121 relative to the notch portion 1222. In the cross section of the first groove 122, the width of the groove bottom 1223 is greater than the width of the notch portion 1222. Along the axial direction of the valve device 100, at least part of the first sealing member 51 is located between the groove bottom 1223 and the notch portion 1222. In this way, the first groove 122 forms a claw-like structure, which engages the first sealing member 51 in the first groove 122, or limits the first sealing member 51 in the first groove 122. Specifically, the wall forming the first groove 122 includes a limiting wall 1221, which is located between the groove bottom 1223 and the groove mouth 1222. Along the axial direction of the valve device 100, at least part of the limiting wall 1221 faces the groove bottom 1223, and at least part of the first sealing member 51 is located between the limiting wall 1221 and the groove bottom 1223; along the radial direction of the valve device 100, at least part of the first sealing member 51 is interference fit with the limiting wall 1221, which can make the limitation of the first sealing member 51 more stable.

[0036] like Figure 2 , Figure 3 , Figure 6As shown, the valve body assembly 10 includes a cover 15, the first communication port 35 is located in the cover 15, the cover 15 has a second groove 123, the valve device 100 includes a third sealing member 53, at least part of the third sealing member 53 is located in the second groove 123, the third sealing member 53 surrounds the first communication port 35, and the third sealing member 53 is engaged with the wall forming the second groove 123, as shown in FIG. Figure 6 In the embodiment, the second groove 123 has a trapezoidal cross section, which can limit the third sealing member 53. Figure 2 As shown, the third sealing member 53 is fixed to the wall forming the second groove 123 by vulcanization, which can effectively reduce the risk of the third sealing member 53 falling off.

[0037] Fig. 9 Another embodiment of the integrated assembly is shown, the connecting assembly 6 has an installation cavity 63, at least part of the main body 12 is located in the installation cavity 63, the wall forming the installation cavity 63 includes a bottom wall 642, at least part of the bottom wall 642 is arranged opposite to the end surface portion 121; along the axial direction of the valve device 100, the first sealing member 51 abuts against the bottom wall 642. Along the axial direction of the valve device 100, the first sealing member 51 abuts against the bottom wall 642, so that the main body 12 and the bottom wall 642 form an axial seal, thereby reducing the axial size of the installation cavity 63.

[0038] like Figure 1 , Figure 2 , Figure 5-Figure 10 As shown, in the valve device 100, the main body 12 has a third communication port 37 and a second communication port 36, the second communication port 36 is connected to the accommodating chamber 31, and the first communication port 35 and the third communication port 37 can both be connected to the accommodating chamber 31. The first communication port 35 and the third communication port 37 are both located at the outer periphery of the main body 12.

[0039] The valve core 7 is spherical or columnar, and has an expansion groove 72, which is recessed in the outer peripheral surface of the valve core 7. The expansion groove 72 can play a role of throttling expansion when the refrigerant flows through it, so the valve device 100 in the present application can be used as an expansion valve in a refrigeration system.

[0040] The valve core 7 has a communication passage 71. In this embodiment, the communication passage 71 is connected to the second communication port 36. When the valve core 7 rotates to a specific angle, the second communication port 36 can be connected to the first communication port 35. By controlling the rotation angle of the valve core 7, the second communication port 36 can be connected to at least one of the first communication port 35 and the third communication port 37.

[0041] It should be noted that the above embodiments are only used to illustrate the present invention and are not intended to limit the technical solutions described in the present invention. Although the present invention has been described in detail with reference to the above embodiments, those skilled in the art should understand that those skilled in the art can still modify or make equivalent substitutions to the present invention, and all technical solutions and improvements thereof that do not depart from the spirit and scope of the present invention should be included in the scope of the claims of the present invention.

Claims

1. A valve device (100), the valve device (100) comprising a valve body assembly (10) and a drive unit (8), the valve body assembly (10) comprising a main body (12); The main body (12) comprises an end surface portion (121), and along the axial direction of the valve device (100), the end surface portion (121) is located at an end portion of the main body (12) relatively far away from the driving portion (8); The valve body assembly (10) includes a protrusion (11), and the protrusion (11) protrudes from the end surface portion (121); the valve device (100) includes a first sealing member (51), and the first sealing member (51) surrounds the protrusion (11), and along the axial direction of the valve device (100), the first sealing member (51) is in contact with or has a gap with the end surface portion (121).

2. An integrated component, comprising a connecting component (6) and a valve device (100), wherein the valve device (100) comprises a valve body component (10) and a driving portion (8), wherein the valve body component (10) comprises a main body portion (12); the main body portion (12) comprises an end face portion (121), wherein along the axial direction of the valve device (100), the end face portion (121) is located at an end portion of the main body portion (12) relatively away from the driving portion (8); the valve body component (10) comprises a protruding portion (11), wherein the protruding portion (11) protrudes from the end face portion (121); The connecting assembly (6) has an installation cavity (63), at least a portion of the valve body assembly (10) is located in the installation cavity (63), and a wall forming the installation cavity (63) includes a first inclined wall (641), and along the circumference of the valve device (100), the first inclined wall (641) surrounds the protruding portion (11), and the radial dimension of the first inclined wall (641) increases in a direction toward the driving portion (8); The valve device (100) includes a first seal (51). The first seal (51) abuts against the first inclined wall (641), and the first seal (51) abuts against the end surface portion (121).

3. The integrated assembly according to claim 2, characterized in that: Along the radial direction of the valve device (100), the first sealing member (51) is located between the protruding portion (11) and the first inclined wall (641), the first sealing member (51) is in contact with the protruding portion (11), the installation cavity (63) comprises a first cavity (64) and a second cavity (65), at least a portion of the main body (12) is located in the second cavity (65), and at least a portion of the protruding portion (11) is located in the first cavity (64); Along the axial direction of the valve device (100), the first cavity (64) is farther away from the driving part (8) than the second cavity (65), the wall forming the second cavity (65) includes a bottom wall (642), the end surface portion (121) is facing away from the driving part (8), a portion of the bottom wall (642) is arranged opposite to the end surface portion (121), the first cavity (64) has a first opening (67) on the bottom wall (642), and the wall forming the first cavity (64) includes a first inclined wall (641), and the first inclined wall (641) is connected to the bottom wall (642).

4. The integrated assembly according to claim 3, characterized in that: The communication component (6) comprises a mounting surface (68); along the axial direction of the valve device (100), the second chamber (65) is farther from the driving portion (8) than the mounting surface (68); and the second chamber (65) has a second opening (69) on the mounting surface (68); The wall forming the second cavity (65) includes a second inclined wall (643), the second inclined wall (643) is connected to the mounting surface portion (68), and the second inclined wall (643) gradually expands toward the driving portion (8); The valve device (100) comprises a second sealing member (52), and along the circumference of the valve device (100), the second sealing member (52) surrounds the valve body assembly (10), and the second inclined wall (643) surrounds the valve body assembly (10); Along the radial direction of the valve device (100), the second sealing member (52) is located between the valve body assembly (10) and the second inclined wall (643), the second sealing member (52) abuts against the second inclined wall (643), and the second sealing member (52) abuts against the valve body assembly (10); The main body (12) has a first communicating port (35), the raised portion (11) has a second communicating port (36), and along the axial direction of the valve device (100), the first sealing member (51) is located between the first communicating port (35) and the second communicating port (36), and along the axial direction of the valve device (100), the first communicating port (35) is located between the first sealing member (51) and the second sealing member (52).

5. A valve device (100), the valve device (100) comprising a valve body assembly (10) and a drive unit (8), the valve body assembly (10) comprising a main body (12); The main body (12) comprises an end surface portion (121), and along the axial direction of the valve device (100), the end surface portion (121) is located at an end portion of the main body (12) relatively far away from the driving portion (8); The valve device (100) comprises a first sealing member (51), the end surface portion (121) has a second communication port (36), and along the circumferential direction of the valve device (100), the first sealing member (51) surrounds the second communication port (36); The main body (12) has a first groove (122), the first groove (122) is recessed in the end surface (121), at least part of the first sealing member (51) is located in the first groove (122), and the first sealing member (51) is snap-fitted or interference-fitted with a wall forming the first groove (122); Alternatively, the first sealing member (51) is fixedly connected to the end surface portion (121).

6. The valve device according to claim 5, characterized in that The first groove (122) comprises a notch portion (1222) and a groove bottom portion (1223), and along the axial direction of the valve device (100), the groove bottom portion (1223) is farther away from the end surface portion (121) relative to the notch portion (1222); In the cross section of the first groove (122), the width of the groove bottom (1223) is greater than the width of the notch portion (1222), and along the axial direction of the valve device (100), at least part of the first sealing member (51) is located between the groove bottom (1223) and the notch portion (1222).

7. The valve device according to claim 6, characterized in that The wall forming the first groove (122) comprises a limiting wall (1221), the limiting wall (1221) is located between the groove bottom (1223) and the groove opening (1222), along the axial direction of the valve device (100), at least a portion of the limiting wall (1221) faces the groove bottom (1223), and at least a portion of the first sealing member (51) is located between the limiting wall (1221) and the groove bottom (1223); Along the radial direction of the valve device (100), at least a portion of the first sealing member (51) is interference-fitted with the limiting wall (1221).

8. The valve device according to any one of claims 1, 3 and 6, characterized in that: The valve body assembly (10) comprises a cover (15), the main body (12) has a first communication port (35), the first communication port (35) is located in the cover (15), the cover (15) has a second groove (123), the valve device (100) comprises a third sealing member (53), at least a part of the third sealing member (53) is located in the second groove (123), and the third sealing member (53) surrounds the first communication port (35); The third sealing member (53) is fixed to the wall forming the second groove (123) by vulcanization; Alternatively, the third sealing member (53) is interference-fitted or snap-fitted with the wall forming the second groove (123).

9. An integrated component, comprising a connecting component (6) and a valve device (100) according to any one of claims 5 to 8; the connecting component (6) has an installation cavity (63), at least part of the main body (12) is located in the installation cavity (63), and the wall forming the installation cavity (63) includes a bottom wall (642), at least part of the bottom wall (642) is arranged opposite to the end face portion (121); along the axial direction of the valve device (100), the first sealing member (51) abuts against the bottom wall (642).

10. The integrated assembly according to claim 9, characterized in that The main body (12) has a first communication port (35) and a third communication port (37); the valve body assembly (10) has a receiving chamber (31); the second communication port (36) is in communication with the receiving chamber (31); the first communication port (35) and the third communication port (37) are both capable of communicating with the receiving chamber (31); and the first communication port (35) and the third communication port (37) are both located at the outer periphery of the main body (12); The valve device (100) comprises a valve core (7), at least a portion of the valve core (7) is located in the accommodating chamber (31), the valve core (7) is directly or indirectly connected to the driving part (8) by transmission, and the valve core (7) is capable of rotating around a rotation axis; The valve core (7) is spherical or columnar, and has an expansion groove (72). The expansion groove (72) is recessed in the outer peripheral surface of the valve core (7).

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