CN217440851U - Control valve - Google Patents

Abstract

The application provides a control valve, control valve includes disk seat and case. The valve seat is provided with eight interfaces, the eight interfaces are equally divided into two groups, the four interfaces in the same group are arranged at intervals in the circumferential direction of the preset axis, and the two groups of interfaces are arranged at intervals in the extending direction of the preset axis. The valve core is provided with a plurality of flow channels, is rotatably connected with the valve seat and is used for adjusting the communication states of the eight interfaces; when the eight interfaces are in a communicated state, the eight interfaces are divided into four groups, and the two interfaces of each group are communicated through corresponding runners. The adjustment of the communication states of different pipelines can be realized through one valve, and the device is convenient and flexible to operate and high in efficiency. And moreover, the space required by installing one valve is small, and the arrangement is facilitated.

Description

Control valve

Technical Field

The utility model relates to an air conditioner technical field particularly, relates to a control valve.

Background

The air conditioner is equipment for manually regulating and controlling parameters such as temperature, humidity, cleanliness, flow velocity and the like of ambient air in a building/structure. Generally comprises a cold source/heat source device, a cold and hot medium delivery and distribution system, a terminal device and other auxiliary devices. The system mainly comprises a refrigeration host, a water pump, a fan and a pipeline system. The end device is responsible for specifically processing the air state by utilizing the cold and heat quantity from the transmission and distribution so as to enable the air parameters of the target environment to meet the requirements. The air conditioner is also applied to vehicles such as vehicles, and in the running process of the air conditioner, the flow of media among different pipelines needs to be controlled through valves. Media flow direction control has been performed by combining a plurality of three-way valves or four-way valves.

The inventor researches and discovers that the existing air-conditioning pipeline transfusion system has the following defects:

the volume is large, the occupied space is large, and the assembly is inconvenient.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a control valve, it can reduce the volume, reduces the space that occupies, does benefit to the assembly.

The embodiment of the utility model is realized like this:

in a first aspect, the present invention provides a control valve, comprising:

the valve comprises a valve seat, eight ports are arranged on the valve seat, the eight ports are divided into two groups, four ports of the same group are arranged at intervals in the circumferential direction of a preset axis, and the two groups of ports are arranged at intervals in the extending direction of the preset axis;

the valve core is provided with a plurality of flow channels, is rotatably connected with the valve seat and is used for adjusting the communication states of the eight interfaces; when the eight interfaces are in a communicated state, the eight interfaces are divided into four groups, and the two interfaces in each group are communicated through the corresponding flow channels.

In an optional embodiment, the valve seat is provided with an accommodating cavity, and the eight interfaces are communicated with the accommodating cavity; the valve core is rotatably arranged in the accommodating cavity.

In an optional embodiment, a first positioning body is disposed at the bottom of the accommodating cavity, a second positioning body is disposed on the valve element, one of the first positioning body and the second positioning body is configured as a protrusion, and the other is configured as a groove in plug-in fit with the protrusion.

In an alternative embodiment, the valve seat comprises a housing and a liner, the liner is connected with the housing in a sealing mode, and the eight ports penetrate through the housing and the liner simultaneously.

In an alternative embodiment, the bushing includes a first half ring and a second half ring, and the eight ports are all disposed on the first half ring; the first half ring and the second half ring are spliced and define a rotating cavity together, and the valve core is rotatably connected with the rotating cavity.

In an alternative embodiment, a sealing ring is provided between the housing and the liner.

In an optional embodiment, the plurality of flow passages include a first communicating groove, a second communicating groove, a third communicating groove, a fourth communicating groove and a fifth communicating groove, the first communicating groove, the fourth communicating groove and the fifth communicating groove all extend along the preset axis, and the first communicating groove, the fourth communicating groove and the fifth communicating groove are arranged at intervals in the circumferential direction of the preset axis; the second communicating groove and the third communicating groove are located between the first communicating groove and the fourth communicating groove and are arranged on the preset axis at intervals, and the second communicating groove and the third communicating groove both extend in the circumferential direction of the preset axis.

In an optional embodiment, the plurality of flow passages further include a first passage and a second passage, the first passage and the second passage are both located on a side of the fourth communication groove away from the first communication groove, the first passage and the second passage are arranged at intervals on the preset axis, the first passage has a first sub outlet and a first mother outlet which are arranged in a circumferential direction of the preset axis, and the second passage has a second sub outlet and a second mother outlet which are arranged in the circumferential direction of the preset axis; the first sub-outlet and the first main outlet are positioned on two sides of the fifth communication groove; the second sub-outlet and the second main outlet are positioned on two sides of the fifth communication groove.

In an optional embodiment, the plurality of flow passages further include a sixth communicating groove, a third passage, a seventh communicating groove and an eighth communicating groove, the sixth communicating groove and the seventh communicating groove are both located on a side of the fifth communicating groove away from the fourth communicating groove, both extend in the circumferential direction of the preset axis, and are arranged at intervals on the preset axis; orthographic projections of the sixth communicating groove and the seventh communicating groove on the preset axis are partially overlapped; the third channel is provided with a third sub-outlet and a third mother outlet, the third sub-outlet is positioned on one side, close to the seventh communication groove, of the sixth communication groove, the third mother outlet is positioned on one side, close to the eighth communication groove, of the sixth communication groove, and a distance is formed between the third sub-outlet and the third mother outlet on the preset axis; the eighth communicating groove is located on one side, away from the fifth communicating groove, of the seventh communicating groove, and extends on the preset axis.

In an optional embodiment, the plurality of flow passages further include a fourth passage and a fifth passage, the fourth passage and the fifth passage are arranged at an interval on the preset axis, the fourth passage includes a fourth sub outlet and a fourth mother outlet which are arranged in the circumferential direction of the preset axis, and the fourth sub outlet and the fourth mother outlet are respectively located at two sides of the eighth communication groove; the fifth passage comprises a fifth sub-outlet and a fifth main outlet which are arranged in the circumferential direction of the preset axis, and the seventh communicating groove and the eighth communicating groove are both located between the fifth sub-outlet and the fifth main outlet.

The embodiment of the utility model provides a beneficial effect is:

in summary, the control valve provided by this embodiment can adjust the communication states of the eight ports by adjusting the position of the valve core relative to the valve seat, and finally, four channels that are simultaneously in communication are realized, that is, four independent loops are formed, thereby facilitating the circulation of the medium. After the position of the valve core is adjusted, the communication states of at least four interfaces can be changed, so that different scene requirements are met, and the application range is wide. Because eight interfaces on the disk seat are two rows of settings, compare eight interfaces and arrange on the straight line, the rational utilization longitudinal space can reduce the volume of disk seat, the disk seat assembly of being convenient for. And eight interfaces divide into two rows, and when the adjustment case position, the regulation of interface connected state can be realized to less angular rotation, and it is convenient to adjust, and is efficient.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is an exploded schematic view of a control valve according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a control valve according to an embodiment of the present invention;

fig. 3 is a schematic structural view of a viewing angle of the valve element according to the embodiment of the present invention;

fig. 4 is a schematic structural diagram of another view angle of the valve element according to the embodiment of the present invention;

fig. 5 is a schematic structural diagram of another view angle of the valve element according to the embodiment of the present invention.

Icon:

100-valve seat; 101-a first interface; 102-a second interface; 103-a third interface; 104-a fourth interface; 105-a fifth interface; 106-sixth interface; 107-seventh interface; 108-eighth interface; 110-a housing; 120-a liner; 121-a first half ring; 122-a second half-ring; 200-a valve core; 201-a first connecting groove; 202-a second communication groove; 203-a third communication groove; 204-a fourth communicating groove; 205-a fifth communication channel; 206-sixth communication groove; 207-seventh communicating channel; 208-an eighth communication groove; 209-a first channel; 2091-first sub-outlet; 2092 — first female outlet; 210-a second channel; 2101-second sub-outlet; 2102-a second female outlet; 211-a third channel; 2111-third child outlet; 2112-third mother outlet; 212-a fourth channel; 2121-a fourth sub-outlet; 2122-fourth mother outlet; 213-fifth channel; 2131-fifth sub-outlet; 2132-a fifth mother outlet; 300-sealing ring.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined or explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are required to be absolutely horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

At present, when pipelines of a vehicle-mounted air conditioning system are connected, the communication state of the pipelines is adjusted through a plurality of three-way valves or a plurality of four-way valves, the flowing of media in different loops is realized, and because the number of the three-way valves and the number of the four-way valves are large, each three-way valve needs to be adjusted, the operation is inconvenient, and the efficiency is low. Moreover, the installation space required by a plurality of valves is large, and the arrangement is not facilitated.

In view of this, the designer has designed a control valve, can realize the adjustment of the communicating state of different pipelines through a valve, and the simple operation is nimble, and is efficient. And moreover, the space required by installing one valve is small, and the arrangement is facilitated.

Referring to fig. 1, in the present embodiment, the control valve includes a valve seat 100 and a valve element 200. Eight interfaces are arranged on the valve seat 100, the eight interfaces are equally divided into two groups, the four interfaces of the same group are arranged at intervals in the circumferential direction of the preset axis, and the two groups of interfaces are arranged at intervals in the extending direction of the preset axis. The valve core 200 is provided with a plurality of flow channels, and the valve core 200 is rotatably connected with the valve seat 100 and used for adjusting the communication state of eight ports; when the eight interfaces are in a communicated state, the eight interfaces are divided into four groups, and the two interfaces of each group are communicated through corresponding runners.

The control valve that this embodiment provided can realize the adjustment of the connected state of eight interfaces through rotating case 200, guarantees that eight interfaces can remain the state at two liang of interfaces intercommunication all the time, promptly, when the control valve is in the operation in-process, has four passageways that are in connected state simultaneously all the time, and application range is wide, can adapt to different scene demands, and only need rotate case 200 and can realize, and the simple operation is nimble, and is efficient. Because the control valve is integrated with the functions of a plurality of three-way valves and a plurality of four-way valves, the whole structure is compact, the volume is small, the occupied space is small, and the arrangement is facilitated. Moreover, the eight interfaces on the valve seat 100 of the control valve are arranged in double rows, longitudinal space is reasonably utilized, and compared with the eight interfaces, the eight interfaces are arranged in an annular shape, so that the interfaces are more concentrated, the butt joint of pipelines is facilitated, the occupied space after the butt joint of the pipelines is small, and the arrangement of the pipelines is facilitated.

In this embodiment, for convenience of description, with reference to the view angle shown in fig. 2, the four ports located in the upper row of the eight ports on the valve seat 100 are, from left to right, a first port 101, a second port 102, a third port 103, and a fourth port 104, and the four ports located in the lower row are, from left to right, a fifth port 105, a sixth port 106, a seventh port 107, and an eighth port 108.

Referring to fig. 1 and 2, optionally, the valve seat 100 includes an outer shell 110 and a liner 120. Outer shell 110 is configured as a circular shell, one end of outer shell 110 is open and the other end is closed, and a first retainer is disposed at a central position of an inner surface of the closed end of outer shell 110, and the first retainer may be a protrusion or a groove, for example, in the embodiment, the first retainer is configured as a cylindrical protrusion and is disposed coaxially with outer shell 110, wherein an axis of outer shell 110 or an axis of the protrusion is a predetermined axis. The bushing 120 comprises a first half ring 121 and a second half ring 122, and the eight ports are all arranged on the first half ring 121; the first half ring 121 and the second half ring 122 are spliced and arranged in the housing 110, the first half ring 121 and the second half ring 122 jointly define a circular rotating cavity, and the valve spool 200 is rotatably connected with the rotating cavity. The bush 120 is made in a splicing mode, and the eight connectors all penetrate through the first half ring 121, so that the bush 120 can be conveniently machined. It should be appreciated that the first half-ring 121 and the second half-ring 122 may be both configured as a half-ring.

Further, a sealing ring 300 is disposed on the first half-ring 121, the sealing ring 300 has eight sealing areas, the eight sealing areas correspond to the eight ports, respectively, the eight ports on the first half-ring 121 are located in the eight sealing areas, respectively, in a one-to-one correspondence, and after the bushing 120 is assembled with the outer shell 110, the sealing ring 300 is clamped between the outer shell 110 and the bushing 120, so as to prevent liquid from leaking between the outer shell 110 and the bushing 120. Further, the inner bottom surface of the housing 110 is provided with two anti-rotation convex portions, the number of the anti-rotation convex portions can be two, the two anti-rotation concave portions are symmetrically arranged, the two anti-rotation convex portions and the two anti-rotation concave portions are correspondingly inserted in a one-to-one mode, the bushing 120 and the housing 110 are relatively fixed in the circumferential direction of the preset axis, and the bushing and the housing cannot rotate.

Referring to fig. 3 to fig. 5, in the present embodiment, optionally, the number of the flow channels is thirteen, and the flow channels are respectively the first communicating groove 201, the second communicating groove 202, the third communicating groove 203, the fourth communicating groove 204, the fifth communicating groove 205, the sixth communicating groove 206, the seventh communicating groove 207, the eighth communicating groove 208, the first channel 209, the second channel 210, the third channel 211, the fourth channel 212, and the fifth channel 213.

The first communicating groove 201, the fourth communicating groove 204, the fifth communicating groove 205 and the eighth communicating groove 208 are all arranged to be strip-shaped grooves extending along the preset axis, and the four grooves are arranged at intervals in the circumferential direction of the preset axis. The second communicating groove 202, the third communicating groove 203, the sixth communicating groove 206, and the seventh communicating groove 207 are each provided as an arc-shaped groove extending in the circumferential direction of the preset axis. The second communicating groove 202 and the third communicating groove 203 are located between the first communicating groove 201 and the fourth communicating groove 204 and are arranged at intervals on the preset axis, and orthographic projections of the second communicating groove 202 and the third communicating groove 203 on the preset axis are overlapped. The sixth and seventh communicating grooves 206 and 207 are located between the fifth and eighth communicating grooves 205 and 208, the second and sixth communicating grooves 202 and 206 have the same height, the third and seventh communicating grooves 203 and 207 have the same height, the sixth and seventh communicating grooves 206 and 207 have the same length, and the distance between the end of the sixth communicating groove 206 remote from the eighth communicating groove 208 and the fifth communicating groove 205 is smaller than the distance between the end of the seventh communicating groove 207 remote from the eighth communicating groove 208 and the fifth communicating groove 205.

The first passage 209 has first sub-outlets 2091 and first main outlets 2092 arranged at intervals in the circumferential direction of the preset axis and located at the same height, the first sub-outlets 2091 and the first main outlets 2092 are located on both sides of the fifth communication groove 205 in the circumferential direction of the preset axis, and the first passage 209 and the second communication groove 202 have the same height. The second passage 210 has second sub outlets 2101 and second main outlets 2102 which are arranged at intervals in the circumferential direction of the preset axis and are located at the same height, the second sub outlets 2101 and the second main outlets 2102 are located on two sides of the fifth communication groove 205 in the circumferential direction of the preset axis, orthographic projections of the first sub outlets 2091 and the second sub outlets 2101 on the preset axis are overlapped, orthographic projections of the first main outlets 2092 and the second main outlets 2102 on the preset axis are overlapped, and the second passage 210 and the third communication groove 203 are at the same height. The third passage 211 has third child and mother outlets 2111 and 2112 arranged at intervals in the circumferential direction of the preset axis and having different heights, and the sixth communication groove 206 is located between the first and third mother outlets 2092 and 2112. The fourth passage 212 has fourth sub-outlets 2121 and fourth main outlets 2122 arranged at intervals in the circumferential direction of the predetermined axis and located at the same height, the fourth sub-outlets 2121 are at the same height as the third communicating groove 203, the fourth main outlets 2122 are at the same height as the second communicating groove 202, and the fourth sub-outlets 2121 and the fourth main outlets 2122 are located on both sides of the eighth communicating groove 208. The fifth passage 213 has fifth subsidiary outlets 2131 and fifth subsidiary outlets 2132 which are arranged at intervals in the circumferential direction of the predetermined axis and are located at the same height, the fifth passage 213 has the same height as the seventh communicating groove 207, and the third subsidiary outlet 2111, the fifth subsidiary outlet 2131, the seventh communicating groove 207, the eighth communicating groove 208, and the fifth subsidiary outlet 2132 are sequentially provided. Orthographic projections of the fourth female outlet 2122 and the fifth female outlet 2132 on the preset axis coincide.

In this embodiment, the bottom of the valve core 200 is provided with a second positioning body, which may be a groove or a protrusion, and can be inserted into and engaged with the first positioning body. Thus, the relative position of the valve body 200 and the valve seat 100 is fixed, and displacement is not easily caused during rotation. It should be understood that the valve core 200 can be controlled by a motor to rotate relative to the valve seat 100, the rotation angle can be detected by an angular displacement measurer, and the valve core 200 can be located at different working positions by setting the rotation angle of the valve core 200, so as to control different ports to communicate.

For example, in the present embodiment, the valve spool 200 has a first position, a second position, a third position, a fourth position, and a fifth position, which are switched with each other. Wherein:

in the first position, the first port 101 and the fifth port 105 communicate with each other through the first communicating groove 201, the second port 102 and the third port 103 communicate with each other through the seventh communicating groove 207, the sixth port 106 and the seventh port 107 communicate with each other through the second communicating groove 202, and the eighth port 108 and the fourth port 104 communicate with each other through the sixth communicating groove 206.

In the second position, the first port 101 and the second port 102 communicate with each other through the seventh communication groove 207, the sixth port 106 and the fifth port 105 communicate with each other through the second communication groove 202, the seventh port 107 and the third port 103 communicate with each other through the sixth communication groove 206, and the eighth port 108 and the fourth port 104 communicate with each other through the fifth communication groove 205.

In the third position, the first port 101 and the second port 102 communicate with each other through the seventh communication groove 207, the sixth port 106 and the fifth port 105 communicate with each other through the second communication groove 202, the fourth port 104 and the third port 103 communicate with each other through the first passage 209, and the seventh port 107 and the eighth port 108 communicate with each other through the seventh passage.

In the fourth position, the first port 101 and the second port 102 communicate with each other through the eighth communication groove 208, the fifth port 105 and the third port 103 communicate with each other through the second passage 210, the seventh port 107 and the sixth port 106 communicate with each other through the fourth communication groove 204, and the eighth port 108 and the fourth port 104 communicate with each other through the third communication groove 203.

In the fifth position, the first port 101 and the second port 102 communicate with each other through the eighth communication groove 208, the fifth port 105 and the eighth port 108 communicate with each other through the fifth passage 213, the seventh port 107 and the sixth port 106 communicate with each other through the fourth communication groove 204, and the fourth port 104 and the third port 103 communicate with each other through the sixth passage.

The control valve that this embodiment provided, it is nimble convenient to adjust, and the degree of difficulty is low, and is efficient to it is small, the assembly of being convenient for.

The present embodiment also provides a piping structure including the control valve of the above embodiments, and it should be understood that the control valve may be applied to an air conditioning system, and particularly, to a vehicle air conditioning system.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. A control valve, comprising:

the valve seat (100) is provided with eight interfaces, the eight interfaces are divided into two groups, four interfaces of the same group are arranged at intervals in the circumferential direction of a preset axis, and the two groups of interfaces are arranged at intervals in the extending direction of the preset axis;

the valve core (200) is provided with a plurality of flow channels, and the valve core (200) is rotatably connected with the valve seat (100) and used for adjusting the communication states of the eight interfaces; when the eight interfaces are in a communicated state, the eight interfaces are divided into four groups, and the two interfaces in each group are communicated through the corresponding flow channels.

2. The control valve of claim 1, wherein:

the valve seat (100) is provided with an accommodating cavity, and the eight interfaces are communicated with the accommodating cavity; the valve core (200) is rotatably arranged in the accommodating cavity.

3. The control valve of claim 2, wherein:

the bottom of the accommodating cavity is provided with a first positioning body, the valve core (200) is provided with a second positioning body, one of the first positioning body and the second positioning body is a protrusion, and the other one of the first positioning body and the second positioning body is a groove which is matched with the protrusion in an inserting mode.

4. The control valve of claim 1, wherein:

the valve seat (100) comprises an outer shell (110) and a bushing (120), the bushing (120) is connected with the outer shell (110) in a sealing mode, and the eight ports penetrate through the outer shell (110) and the bushing (120) simultaneously.

5. The control valve of claim 4, wherein:

the bushing (120) comprises a first half ring (121) and a second half ring (122), and the eight ports are arranged on the first half ring (121); the first half ring (121) and the second half ring (122) are spliced and jointly define a rotating cavity, and the valve core (200) is rotatably connected with the rotating cavity.

6. The control valve of claim 4, wherein:

a sealing ring (300) is arranged between the outer shell (110) and the lining (120).

7. The control valve of claim 1, wherein:

the plurality of flow passages comprise a first communicating groove (201), a second communicating groove (202), a third communicating groove (203), a fourth communicating groove (204) and a fifth communicating groove (205), the first communicating groove (201), the fourth communicating groove (204) and the fifth communicating groove (205) all extend along the preset axis, and the first communicating groove (201), the fourth communicating groove (204) and the fifth communicating groove (205) are arranged at intervals in the circumferential direction of the preset axis; the second communicating groove (202) and the third communicating groove (203) are located between the first communicating groove (201) and the fourth communicating groove (204) and are arranged at intervals on the preset axis, and the second communicating groove (202) and the third communicating groove (203) both extend in the circumferential direction of the preset axis.

8. The control valve of claim 7, wherein:

the plurality of flow passages further comprise a first passage (209) and a second passage (210), the first passage (209) and the second passage (210) are both positioned on one side of the fourth communicating groove (204) far away from the first communicating groove (201), the first passage (209) and the second passage (210) are arranged at intervals on the preset axis, the first passage (209) is provided with a first sub outlet (2091) and a first main outlet (2092) which are arranged in the circumferential direction of the preset axis, and the second passage (210) is provided with a second sub outlet (2101) and a second main outlet (2102) which are arranged in the circumferential direction of the preset axis; the first sub-outlet (2091) and the first mother outlet (2092) are located on both sides of the fifth communication groove (205); the second sub-outlet (2101) and the second main outlet (2102) are located on both sides of the fifth communication groove (205).

9. The control valve of claim 8, wherein:

the multiple flow channels further comprise a sixth communicating groove (206), a third channel (211), a seventh communicating groove (207) and an eighth communicating groove (208), the sixth communicating groove (206) and the seventh communicating groove (207) are located on one side, away from the fourth communicating groove (204), of the fifth communicating groove (205), and both extend in the circumferential direction of the preset axis and are arranged on the preset axis at intervals; the orthographic projection parts of the sixth communication groove (206) and the seventh communication groove (207) on the preset axis are overlapped; the third channel (211) has a third sub-outlet (2111) and a third mother outlet (2112), the third sub-outlet (2111) is located on the side of the sixth communication groove (206) close to the seventh communication groove (207), the third mother outlet (2112) is located on the side of the sixth communication groove (206) close to the eighth communication groove (208), and the third sub-outlet (2111) and the third mother outlet (2112) have a spacing on the preset axis; the eighth communication groove (208) is located on a side of the seventh communication groove (207) away from the fifth communication groove (205), and the eighth communication groove (208) extends on the preset axis.

10. The control valve of claim 9, wherein:

the plurality of flow passages further comprise fourth passages (212) and fifth passages (213), the fourth passages (212) and the fifth passages (213) are arranged at intervals on the preset axis, the fourth passages (212) comprise fourth sub outlets (2121) and fourth mother outlets (2122) which are arranged in the circumferential direction of the preset axis, and the fourth sub outlets (2121) and the fourth mother outlets (2122) are respectively positioned at two sides of the eighth communication groove (208); the fifth passage (213) comprises a fifth subsidiary outlet (2131) and a fifth main outlet (2132) which are arranged circumferentially of the preset axis, and the seventh communication groove (207) and the eighth communication groove (208) are both located between the fifth subsidiary outlet (2131) and the fifth main outlet (2132).

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