CN219102144U - Fluid control module - Google Patents

Abstract

The application discloses fluid control module, including the connector and valve device, the connector includes the installation department, the installation department has the mounting groove, the mounting groove has the installing port at the lateral wall of connector, the connector has passageway and connecting port, the installation department includes first wall and second wall, first wall and second wall set up relatively, connecting port is located first wall, along the diapire direction of installing port to mounting groove, the interval of at least part first wall and at least part second wall reduces gradually, valve device includes the valve body, the valve body is located the mounting groove, the valve body has runner and interface, the valve body includes first lateral wall, the interface is located first lateral wall, interface and connecting port intercommunication, first sealing member is located between first wall and the first lateral wall, reduce the assembly degree of difficulty of valve device and connector.

Description

Fluid control module

Technical Field

The present disclosure relates to the field of fluid control, and more particularly, to a fluid control module.

Background

The fluid control module is applied to the system pipeline, and the valve component is used for controlling the on-off or switching of the fluid in the system pipeline. The fluid control module includes a valve device and a connector, and the assembly of the valve device and the connector is a technical problem when the valve device is mounted to the connector.

Disclosure of Invention

The application provides a fluid control module, reduces the assembly degree of difficulty of valve device and connector.

In order to achieve the above object, one embodiment of the present application adopts the following technical scheme:

a fluid control module, comprising:

the connecting body comprises a mounting part, the mounting part is provided with a mounting groove, the mounting groove is provided with a mounting opening on the side wall of the connecting body, the connecting body is provided with a channel and a connecting port, the mounting part comprises a first wall and a second wall, the first wall and the second wall are oppositely arranged, the connecting port is positioned on the first wall, and the distance between at least part of the first wall and at least part of the second wall is gradually reduced along the direction from the mounting opening to the bottom wall of the mounting groove;

the valve device comprises a valve body, at least part of the valve body is located in the mounting groove, the valve body is provided with a flow passage and an interface, the valve body comprises a first side wall, the interface is located on the first side wall, at least part of the first side wall is located in the mounting groove, and the interface is communicated with the connecting port.

One embodiment of the present application provides a fluid control module, in which a distance between at least a portion of a first wall and at least a portion of a second wall is gradually reduced along a bottom wall direction from a mounting opening to a mounting groove; when the valve body is installed in the installation groove, the installation opening guides the valve body to enter the installation groove, and the valve device and the connecting body are convenient to assemble.

Drawings

FIG. 1 is a schematic diagram of a fluid control module according to an embodiment of the disclosure;

FIG. 2 is an exploded view of the fluid control module of FIG. 1;

FIG. 3 is a schematic view of the fluid module of FIG. 1 from another perspective;

FIG. 4 is a cross-sectional view A-A of FIG. 3;

FIG. 5 is a cross-sectional view of another embodiment A-A of FIG. 3;

FIG. 6 is a schematic view of the valve assembly and first seal of FIG. 2;

FIG. 7 is a schematic view of the valve assembly and first seal of FIG. 2;

FIG. 8 is a schematic view of the connector of FIG. 2;

FIG. 9 is a schematic view of the connector of FIG. 2;

FIG. 10 is a schematic view of the valve assembly of FIG. 1;

FIG. 11 is a schematic view of the valve assembly of FIG. 10 from another perspective;

FIG. 12 is a schematic view of the valve assembly of FIG. 10 from another perspective;

FIG. 13 is a cross-sectional view A-A of the valve assembly of FIG. 12;

FIG. 14 is a schematic view of another view of the valve assembly of FIG. 10;

FIG. 15 is a B-B cross-sectional view of the valve device of FIG. 14;

FIG. 16 is a schematic view of the valve body of FIG. 15;

FIG. 17 is a B-B cross-sectional view of another embodiment of the valve device of FIG. 14;

FIG. 18 is a structural view of the first valve spool of FIG. 13;

FIG. 19 is a schematic view of the first valve element of FIG. 18 from another perspective;

FIG. 20 is a schematic view of the second valve element of FIG. 13;

fig. 21 is a schematic structural view of the second valve core of fig. 20 from another perspective.

Reference numerals in the drawings are described as follows:

100. a fluid control module;

10. a valve device; 11. a valve cavity; 111. a first valve chamber; 112. a second valve chamber; 12. a first face;

20. a valve body; 21. a flow passage; 213. an interface; 221. a first flow passage; 222. a first unit flow path; 223. a second unit flow path; 224. a third unit flow path; 225. a first unit section; 231. a second flow passage; 232. a fourth unit flow path; 233. a fifth unit flow path; 234. a sixth unit flow path; 235. a seventh unit flow path; 236. a second unit section; 24. a first valve port; 241. a first unit valve port; 242. a second unit valve port; 243. a third unit valve port; 2401. a second valve port; 244. a fourth unit valve port; 245. a fifth unit valve port; 246. a sixth unit valve port; 247. a seventh unit valve port; 251. a first interface; 252. a second interface; 253. a third interface; 254. a fourth interface; 255. a fifth interface; 256. a sixth interface; 257. a seventh interface; 261. a first cell wall; 262. a second cell wall; 263. a first sidewall; 2631. a second cambered surface; 2632. a second plane; 264. a second sidewall; 265. a groove; 266. a main body portion; 267. a mounting plate; 268. a convex ring; 2681. a limit groove; 269. a trough structure; 27. a boss;

30. A valve core; 301. an axis of rotation; 31. a first valve core; 311. a first axis of rotation; 312. a first opening portion; 3121. a first flow channel; 3122. a first opening; 313. a first top wall; 314. a first peripheral wall; 315. a first bottom wall; 316. a first enclosed region; 317. a first communication area; 318. a first limit part; 319. a first connection portion; 32. a second valve core; 321. a second axis of rotation; 322. a second opening portion; 3221. a second flow channel; 3222. a second opening; 323. a second top wall; 324. a second peripheral wall; 325. a second bottom wall; 327. a second communication region; 326. a second enclosed region; 328. a second limit part; 329. a second connecting portion;

40. a driving member; 41. a first driving member; 42. a second driving member;

50. a housing; 51. a receiving chamber;

60. a circuit board;

70. a connecting body; 71. a mounting part; 711. a mounting groove; 713. a mounting port; 714. a first wall; 7141. a first cambered surface; 7142. a first plane; 715. a second wall; 72. a channel; 721. a unit section; 73. a connection port;

80. a first seal;

90. and a second seal.

Detailed Description

The following description of the technical solutions in the embodiments of the present application will be made clearly and completely with reference to the drawings in the embodiments of the present application, and it is apparent that the described embodiments are only some embodiments of the present application, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the present disclosure, are within the scope of the present disclosure.

As shown in fig. 1-4, one embodiment of the present application provides a fluid control module 100 that includes a connector 70 and a valve device 10, the valve device 10 being fixedly or limitedly connected to the connector 70. The connecting body 70 has a passage 72, the valve device 10 has a flow passage 21, and the passage 72 communicates with the flow passage 21. The valve device 10 is attached to the connector 70 by bolts, welding, or the like.

In the present embodiment, as shown in fig. 10 to 16, the valve device 10 has a valve cavity 11, the valve device 10 includes a valve body 20 and a valve core 30, at least part of the valve cavity 11 is located in the valve body 20, at least part of the valve core 30 is located in the valve cavity 11, the valve body 20 has a flow passage 21 and an interface 213, the flow passage 21 is communicated with the interface 213, the interface 213 is located on an outer side wall of the valve body 20, the flow passage 21 can be communicated with the valve cavity 11, and the valve core 30 is used for adjusting on-off of the flow passage 21.

In this embodiment, the valve cavity 11 includes a first valve cavity 111 and a second valve cavity 112, the valve core 30 includes a first valve core 31 and a second valve core 32, the number of flow channels 21 is plural, the number of ports 213 is plural, the ports 213 are respectively communicated with the corresponding flow channels 21, at least part of the first valve cavity 111 is located in the valve body 20, at least part of the second valve cavity 112 is located in the valve body 20, the flow channels 21 include a first flow channel 221 and a second flow channel 231, the first flow channel 221 can be communicated with the first valve cavity 111, the second flow channel 231 can be communicated with the second valve cavity 112, at least part of the first valve core 31 is located in the first valve cavity 111, the first valve core 31 is used for adjusting on-off or switching of the first flow channel 221, at least part of the second valve core 32 is located in the second valve cavity 112, and the second valve core 32 is used for adjusting on-off or switching of the second flow channel 231. Wherein, the valve body 20 further has a plurality of first valve ports 24 and a plurality of second valve ports 2401; the first flow passage 221 can communicate with the first valve chamber 111 through the first valve port 24, and the second flow passage 231 can communicate with the second valve chamber 112 through the second valve port 2401. The plurality of first valve ports 24 are disposed at intervals about the first rotational axis 311 of the first valve spool 31, and the plurality of second valve ports 2401 are disposed at intervals about the second rotational axis 321 of the second valve spool 32.

The first valve chamber 111, the first spool 31, and the first flow passage 221 can realize the basic functions of a single valve; accordingly, the second valve chamber 112, the second spool 32, and the second flow passage 231 can perform the basic functions of a single valve. The valve device 10 integrates at least two valves, the valve device 10 can realize the functions of at least two valves, and when the valve device 10 is applied to a system pipeline, the valve device 10 can enable the structure of the system pipeline to be compact, and the valve device 10 has higher adaptability with other pipeline systems. In addition, the mounting steps of the valve device 10 are reduced, and the valve device 10 is more convenient to mount, as compared with the mounting of a plurality of valves.

The number of the first flow passages 221 is at least two, and the two first flow passages 221 can be respectively communicated with the first valve chamber 111; the working medium can enter the valve cavity 11 from one first flow passage 221 and finally flow out from the other first flow passage 221; the number of the second flow passages 231 is at least two, and the two second flow passages 231 can be respectively communicated with the second valve cavity 112; the working medium may enter the valve chamber 11 through one of the second flow passages 231 and finally flow out through the other second flow passage 231. The number of first flow channels 221 may be the same as or different from the number of second flow channels 231; by changing the number of first flow passages 221 and the number of second flow passages 231, the valve device 10 can be made to perform various functions. For example, the number of the first flow channels 221 is three, and the number of the second flow channels 231 is four.

In the present embodiment, as shown in fig. 10 to 12, the first valve core 31 is rotatably mounted in the first valve cavity 111, the second valve core 32 is rotatably mounted in the second valve cavity 112, and the first rotation axis 311 and the second rotation axis 321 of the first valve core 31 are arranged in parallel, so that the structure of the valve device 10 is compact; it should be noted that, when the mounting error is ignored, the first valve element 31 and the second valve element 32 are disposed in parallel between the first rotation axis 311 and the second rotation axis 321. Of course, in other embodiments, the first rotation axis 311 and the second rotation axis 321 of the first valve element 31 form an included angle therebetween; for example, the angle between the first rotation axis 311 and the second rotation axis 321 of the first spool 31 is 0 degrees to 90 degrees. Defining the first face 12, the first rotational axis 311 of the first spool 31 is located at the first face 12, and the second rotational axis 321 of the second spool 32 is located at the first face 12. Each first flow channel 221 is located on both sides of the first surface 12, and each second flow channel 231 is located on both sides of the first surface 12, so that the first flow channel 221 and the second flow channel 231 can be reasonably arranged, and the valve device 10 is compact. The first flow channel 221 and the second flow channel 231 do not pass through the first surface 12, so that the first flow channel 221 and the second flow channel 231 are prevented from affecting the distance between the two valve cavities 11, and the distance between the two valve cavities 11 can be reduced as far as possible.

In the present embodiment, the first valve chamber 111 and the second valve chamber 112 are not in communication with each other, and the first flow passage 221 and the second flow passage 231 are not in communication with each other. It is understood that the first valve cavity 111 and the second valve cavity 112 are not communicated with each other, and that the working medium in the first valve cavity 111 and the second valve cavity 112 cannot flow mutually, and the valve body 20 has no channel or cavity to communicate the first valve cavity 111 with the second valve cavity 112; likewise, the first and second flow passages 221, 231 are not in communication with each other, and it is understood that the working medium in the first and second flow passages 221, 231 cannot flow into each other, and the valve body 20 has no passage or cavity to communicate the first and second flow passages 221, 231. Of course, the valve body 20 may realize communication of the first valve chamber 111 and the second valve chamber 112 through an external pipe; the valve body 20 may communicate the first flow passage 221 with the second flow passage 231 through an external pipe. In other embodiments, as shown in fig. 17, one of the first flow channels 221 is in communication with one of the second flow channels 231, so that external pipelines can be reduced, and the structure of the system pipeline can be simplified.

In the present embodiment, as shown in fig. 15 to 16, each first flow passage 221 has a first unit section 225, the first unit section 225 may communicate with the first valve chamber 111 through the first valve port 24, each second flow passage 231 has a second unit section 236, and the second unit section 236 may communicate with the second valve chamber 112 through the second valve port 2401; the extending path of the first unit section 225 is parallel to the extending path of the second unit section 236, the extending path of the first unit section 225 is perpendicular to the first rotation axis 311, the extending path of the second unit section 236 is perpendicular to the first rotation axis 311, the extending path of the first unit section 225 is perpendicular to the first surface 12, and the extending path of the second unit section 236 is perpendicular to the first surface 12. The included angle between the extending path of the first unit section 225 and the center line of the corresponding first valve port 24 is 30-65 degrees, so that the flow resistance of the working medium from the first valve cavity 111 to the inside of the first unit section 225 can be reduced; the included angle between the extending path of the second unit segment 236 and the center line of the corresponding second valve port 2401 is 30-65 degrees, so as to reduce the flow resistance of the working medium from the second valve cavity 112 into the second unit segment 236. Wherein the centerline of the first valve port 24 passes through the geometric center of the first valve port 24; the centerline of the second valve port 2401 passes through the geometric center of the second valve port 2401. The angle between the center line of the first valve port 24 and the first face 12 is 30-65 degrees; the centerline of second port 2401 is at an angle of 30 degrees to 65 degrees to first face 12. Preferably, the included angle between the extending path of the first unit section 225 and the center line of the corresponding first valve port 24 is 45 degrees; the second cell segment 236 extends a path at an angle of 45 degrees from the centerline of the corresponding second valve port 2401. The angle between the center line of the first valve port 24 and the first surface 12 is 45 degrees; the centerline of the second valve port 2401 is at an angle of 45 degrees to the first face 12.

In the present embodiment, the first flow channel 221 includes a first unit flow channel 222, a second unit flow channel 223, and a third unit flow channel 224, and the second flow channel 231 includes a fourth unit flow channel 232, a fifth unit flow channel 233, a sixth unit flow channel 234, and a seventh unit flow channel 235. The plurality of interfaces 213 are a first interface 251, a second interface 252, a third interface 253, a fourth interface 254, a fifth interface 255, a sixth interface 256, and a seventh interface 257, respectively, the first interface 251 communicates with the first unit flow channel 222, the second interface 252 communicates with the second unit flow channel 223, the third interface 253 communicates with the third unit flow channel 224, the fourth interface 254 communicates with the fourth unit flow channel 232, the fifth interface 255 communicates with the fifth unit flow channel 233, the sixth interface 256 communicates with the sixth unit flow channel 234, and the seventh interface 257 communicates with the seventh unit flow channel 235. The first valve port 24 includes a first unit valve port 241, a second unit valve port 242, and a third unit valve port 243, the second valve port 2401 includes a fourth unit valve port 244, a fifth unit valve port 245, a sixth unit valve port 246, and a seventh unit valve port 247, the first flow passage 221 may communicate with the first valve chamber 111 through the first unit valve port 241, the second flow passage 231 may communicate with the first valve chamber 111 through the second unit valve port 242, and the third flow passage 21 may communicate with the first valve chamber 111 through the third unit valve port 243; the fourth flow passage 21 may communicate with the second valve chamber 112 through a fourth unit valve port 244, the fifth flow passage 21 may communicate with the second valve chamber 112 through a fifth unit valve port 245, the sixth flow passage 21 may communicate with the second valve chamber 112 through a sixth unit valve port 246, and the seventh flow passage 21 may communicate with the second valve chamber 112 through a seventh unit valve port 247.

The first, second, fourth and fifth unit flow passages 222, 223, 232, 233 are located at one side of the first face 12, and the third, sixth and seventh unit flow passages 224, 234, 235 are located at the other side of the first face 12. The first unit flow passage 222, the second unit flow passage 223, the fourth unit flow passage 232, and the fifth unit flow passage 233 are arranged in this order; the third unit flow channel 224, the seventh unit flow channel 235, and the sixth unit flow channel 234 are arranged in this order. The first port 251, the second port 252, the third port 253, the fourth port 254, the fifth port 255, the sixth port 256, and the seventh port 257 may be located on the same side wall or different side walls of the valve body 20. The first, second, fourth and fifth ports 251, 252, 254, 255 are located on the same outer side wall of the valve body 20, and the third, sixth and seventh ports 253, 256, 257 are located on the same outer side wall of the valve body 20. The first, second, fourth and fifth unit ports 241, 242, 244, 245 are located on one side of the first face 12, and the third, sixth and seventh unit ports 243, 246, 247 are located on the other side of the first face 12. The first and third unit ports 241, 243 are located on both radial sides of the first valve chamber 111, the fourth and seventh unit ports 244, 247 are located on both radial sides of the second valve chamber 112, and the fifth and sixth unit ports 245, 246 are located on both radial sides of the second valve chamber 112.

In the present embodiment, as shown in fig. 10 to 14, the shape of the valve body 20 is not strictly limited; for example: the valve body 20 is generally of block-like construction. The valve body 20 has a plurality of weight reduction grooves, the weight reduction grooves are formed so as to avoid the flow passages 21, the weight of the valve body 20 can be reduced by the arrangement of the weight reduction grooves, and in addition, the material of the valve body 20 can be saved by the weight reduction grooves. The valve body 20 includes a main body 266 and a mounting plate 267, the mounting plate 267 being sealingly connected to the main body 266, the mounting plate 267 and the main body 266 enclosing at least part of the walls of the first valve chamber 111 and the second valve chamber 112. Specifically, the main body 266 has two groove structures 269, the groove structures 269 are formed with fitting openings on the outer side walls of the main body 266, the mounting plate 267 is fixed to the main body 266 by laser welding or bolts, the mounting plate 267 seals the fitting openings of the groove structures 269, and the mounting plate 267 and the walls of the corresponding groove structures 269 enclose at least part of the walls of the first valve chamber 111 or the second valve chamber 112. The valve body 20 has a first unit wall 261, a second unit wall 262, a first side wall 263 and a second side wall 264, the first unit wall 261 and the second unit wall 262 are disposed opposite to each other, and the first side wall 263 and the second side wall 264 are disposed opposite to each other; the first side wall 263 and the second side wall 264 are respectively located at two sides of the first surface 12. Each interface 213 is located on the second cell wall 262, the first side wall 263 and/or the second side wall 264. All the interfaces 213 located at the first side wall 263 are arranged in sequence; all of the ports 213 in the second side wall 264 are disposed in sequence. The first interface 251, the second interface 252, the third interface 253, the fourth interface 254, the fifth interface 255, the sixth interface 256, and the seventh interface 257 are located on the second unit wall 262; alternatively, the first, second, fourth, and fifth interfaces 251, 252, 254, and 255 are located on the first side wall 263, and the third, seventh, and sixth interfaces 253, 257, and 256 are located on the second side wall 264. The first interface 251, the second interface 252, the fourth interface 254, and the fifth interface 255 are sequentially arranged; the third interface 253, the seventh interface 257, and the sixth interface 256 are arranged in this order.

In the present embodiment, as shown in fig. 13 and 18 to 21, the first valve element 31 is a ball valve structure or a spool valve structure; the second valve element 32 is a ball valve structure or a spool valve structure. The first valve element 31 includes a first opening 312, the first opening 312 is used for adjusting on-off or switching of the first flow channel 221, the second valve element 32 includes a second opening 322, the second opening 322 is used for adjusting on-off or switching of the second flow channel 231, the central angle of the first opening 312 corresponding to the first valve element 31 is θ1, the central angle of the second opening 322 corresponding to the second valve element 32 is θ2, and the requirements that θ1 and θ2 are substantially the same are satisfied, and when the first valve element 31 and the second valve element 32 are installed, the first valve element 31 and the second valve element 32 do not need error proofing treatment. The first valve body 31 and the second valve body 32 can realize different functions of the valve device 10 according to the number of the first flow passages 221 and the second flow passages 231. The structure of the first spool 31 may be substantially the same as that of the second spool 32. In other embodiments, the structures of the first valve core 31 and the second valve core 32 may be different, the structure of the first valve core 31 is adjusted according to the shape of the first valve port 24, and the structure of the second valve core 32 is adjusted according to the shape of the second valve port 2401, so as to optimize the flow resistance of the working medium, which is not further described herein.

In the present embodiment, the first opening portion 312 includes the first flow passage 3121 and the first opening 3122, the first flow passage 3121 communicates with the first opening 3122, the first opening 3122 is located at the outer side wall of the first valve body 31, and the first opening 3122 can communicate with the first flow passage 221; the second opening portion 322 includes a second flow passage 3221 and a second opening 3222, the second flow passage 3221 communicates with the second opening 3222, the second opening 3222 is located on an outer side wall of the second spool 32, and the second opening 3222 is capable of communicating with the second flow passage 231. The first valve core 31 is rotated, the first valve core 31 drives the first opening 3122, and after the first opening 3122 rotates to a predetermined position, the first opening 3122 communicates with the corresponding first valve port 24, so that communication between the circulation channel 72 and the first flow channel 221 can be achieved. The second valve core 32 is rotated, the second valve core 32 drives the second opening 3222, and after the second opening 3222 rotates to a predetermined position, the second opening 3222 is communicated with the corresponding second valve port 2401, so that the communication between the circulation channel 72 and the second flow channel 231 can be realized. The first openings 3122 are capable of communicating with at least two adjacent first valve ports 24 about the first rotation axis 311 to enable communication of the two first flow channels 221; about the second axis of rotation 321, the second openings 3222 are capable of communicating with at least two adjacent second valve ports 2401 to enable communication of the two second flow channels 231. For example, the first opening 3122 can communicate with three adjacent first valve ports 24 around the circumference of the first spool 31; the second opening 3222 can communicate with three adjacent second valve ports 2401 about the axial direction of the second spool 32. The central angle of the first valve core 31 corresponding to the first opening 3122 is larger than the central angle of the first valve core 31 corresponding to the first valve port 24, and the central angle of the second valve core 32 corresponding to the second opening 3222 is larger than the central angle of the second valve core 32 corresponding to the first valve port 24. The central angle of the first valve element 31 corresponding to the first opening 3122 is 90-180 degrees, and the central angle of the second valve element 32 corresponding to the second opening 3222 is 90-180 degrees. Preferably, the central angle of the first valve core 31 corresponding to the first opening 3122 is 180 degrees, so that the first valve core 31 can realize diagonal sealing; diagonal sealing is understood to be: of the two first valve ports 24 on both radial sides of the first valve chamber 111, the first valve spool 31 can make one of the first valve ports 24 be in a closed state. The central angle of the second valve core 32 corresponding to the second opening 3222 is 180 degrees, so that the second valve core 32 can realize diagonal sealing; diagonal sealing is understood to be: of the two second valve ports 2401 on both radial sides of the second valve chamber 112, the second spool 32 can make one of the second valve ports 2401 be in a closed state.

In the present embodiment, around the circumference of the first valve core 31, the first valve core 31 has a first communication area 317 and a first sealing area 316, the first opening 312 is located in the first communication area 317, the first sealing area 316 contacts the valve body 20, the first sealing area 316 can seal the first valve port 24, and the central angle of the first valve core 31 corresponding to the first sealing area 316 is larger than the central angle of the first valve core 31 corresponding to the first valve port 24. For example, the central angle of the first valve element 31 corresponding to the first sealing area 316 is 180 degrees. The boundary between the first communication zone 317 and the first enclosed zone 316 is not strictly limited. For example, at the outer edges of both sides of the first opening 3122 in the circumferential direction of the first spool 31 are boundaries between the first communication region 317 and the first closing region 316. Around the circumference of the second valve core 32, the second valve core 32 has a second communication area 327 and a second closing area 326, the second opening 322 is located in the second communication area 327, the second closing area 326 contacts with the valve body 20, the second closing area 326 can close the second valve port 2401, and a central angle of the second valve core 32 corresponding to the second closing area 326 is larger than a central angle of the second valve core 32 corresponding to the second valve port 2401. For example, the central angle of the second valve core 32 corresponding to the second sealing area 326 is 180 degrees. The boundary between the second communicating region 327 and the second closing region 326 is not strictly limited. For example, at the outer edges of both sides of the second opening 3222 in the circumferential direction of the second spool 32 are boundaries between the second communication region 327 and the second closing region 326.

When the first valve core 31 and the second valve core 32 rotate to different positions, the working mode of the valve device 10 is changed, wherein the working mode of the valve device 10 comprises a first unit mode and a second unit mode; the first unit mode has one of the following modes:

in the first mode, the first opening 3122 communicates with the first unit valve port 241, the first opening 3122 communicates with the second unit valve port 242, the first closing region 316 closes the third unit valve port 243, and the first unit flow passage 222 communicates with the second unit flow passage 223 through the first flow passage 3121;

in the second mode, the first opening 3122 is in communication with the first unit valve port 241, the first opening 3122 is in communication with the third unit valve port 243, the first closure zone 316 closes the second unit valve port 242, and the first unit flow passage 222 is in communication with the third unit flow passage 224 through the first flow passage 3121;

in the third mode, the first opening 3122 communicates with the second unit valve port 242, the first opening 3122 communicates with the third unit valve port 243, the first closing region 316 closes the first unit valve port 241, and the second unit flow passage 223 communicates with the third unit flow passage 224 through the first flow passage 3121;

in the fourth mode, the first opening 3122 communicates with the first unit valve port 241, the first opening 3122 communicates with the second unit valve port 242, the first opening 3122 communicates with the third unit valve port 243, the effective flow area of the first unit valve port 241 is adjusted in proportion to the effective flow area of the third unit valve port 243, the first unit flow passage 222 communicates with the second unit flow passage 223 through the first flow passage 3121, and the second unit flow passage 223 communicates with the third unit flow passage 224 through the first flow passage 3121.

The second unit mode has one of the following modes:

a fifth mode, wherein the second opening 3222 communicates with the fourth unit valve port 244, the second opening 3222 communicates with the fifth unit valve port 245, the second closing region 326 closes the sixth unit valve port 246 and the seventh unit valve port 247, and the fourth unit flow passage 232 communicates with the fifth unit flow passage 233 through the second flow passage 3221;

a sixth mode, the second opening 3222 being in communication with the fifth unit valve port 245, the second opening 3222 being in communication with the sixth unit valve port 246, the second closing region 326 closing the fourth unit valve port 244 and the seventh unit valve port 247, the fifth unit flow passage 233 being in communication with the sixth unit flow passage 234 through the second flow passage 3221;

a seventh mode, wherein the second opening 3222 communicates with the sixth unit valve port 246, the second opening 3222 communicates with the seventh unit valve port 247, the second closing region 326 closes the fourth unit valve port 244 and the fifth unit valve port 245, and the sixth unit flow passage 234 communicates with the seventh unit flow passage 235 through the second flow passage 3221;

in the eighth mode, the second opening 3222 communicates with the seventh unit valve port 247, the second opening 3222 communicates with the fourth unit valve port 244, the second closing region 326 closes the fifth unit valve port 245 and the sixth unit valve port 246, and the seventh unit flow passage 235 communicates with the fourth unit flow passage 232 through the second flow passage 3221;

A ninth mode, in which the second opening 3222 communicates with the fourth unit valve port 244, the second opening 3222 communicates with the fifth unit valve port 245, the second opening 3222 communicates with the sixth unit valve port 246, the second closing area 326 closes the seventh unit valve port 247, the effective flow area of the fourth unit valve port 244 is adjusted in proportion to the effective flow area of the sixth unit valve port 246, the fourth unit flow passage 232 communicates with the fifth unit flow passage 233 through the second flow passage 3221, the fourth unit flow passage 232 communicates with the sixth unit flow passage 234 through the second flow passage 3221, and the fifth unit flow passage 233 communicates with the sixth unit flow passage 234 through the second flow passage 3221;

in the tenth mode, the second opening 3222 is in communication with the fourth unit valve port 244, the second opening 3222 is in communication with the fifth unit valve port 245, the second opening 3222 is in communication with the seventh unit valve port 247, the second closing area 326 closes the sixth unit valve port 246, the effective flow area ratio of the fifth unit valve port 245 to the effective flow area of the seventh unit valve port 247 is adjusted, the fourth unit flow passage 232 is in communication with the fifth unit flow passage 233 through the second flow passage 3221, the fourth unit flow passage 232 is in communication with the seventh unit flow passage 235 through the second flow passage 3221, and the fifth unit flow passage 233 is in communication with the seventh unit flow passage 235 through the second flow passage 3221;

In the eleventh mode, the second opening 3222 is in communication with the fourth unit valve port 244, the second opening 3222 is in communication with the sixth unit valve port 246, the second opening 3222 is in communication with the seventh unit valve port 247, the second closing area 326 closes the fifth unit valve port 245, the effective flow area of the fourth unit valve port 244 is adjusted in proportion to the effective flow area of the sixth unit valve port 246, the fourth unit flow channel 232 is in communication with the sixth unit flow channel 234 through the second flow channel 3221, the fourth unit flow channel 232 is in communication with the seventh unit flow channel 235 through the second flow channel 3221, and the sixth unit flow channel 234 is in communication with the seventh unit flow channel 235 through the second flow channel 3221;

in the twelfth mode, the second opening 3222 communicates with the fifth unit valve port 245, the second opening 3222 communicates with the sixth unit valve port 246, the second opening 3222 communicates with the seventh unit valve port 247, the second closing region 326 closes the fourth unit valve port 244, the effective flow area ratio of the fifth unit valve port 245 to the effective flow area of the seventh unit valve port 247 is adjusted, the fifth unit flow passage 233 communicates with the sixth unit flow passage 234 through the second flow passage 3221, the fifth unit flow passage 233 communicates with the seventh unit flow passage 235 through the second flow passage 3221, and the sixth unit flow passage 234 communicates with the seventh unit flow passage 235 through the second flow passage 3221.

In the present embodiment, the first valve element 31 further includes a first top wall 313, a first peripheral wall 314, and a first bottom wall 315, the first top wall 313 and the first bottom wall 315 are disposed opposite to each other, at least a portion of the first peripheral wall 314 is located between the first top wall 313 and the first bottom wall 315, and the first opening 3122 is located in the first peripheral wall 314; the second valve element 32 further includes a second top wall 323, a second peripheral wall 324, and a second bottom wall 325, where the second top wall 323 is disposed opposite to the second bottom wall 325, at least a portion of the second peripheral wall 324 is located between the second top wall 323 and the second bottom wall 325, and the second opening 3222 is located in the second peripheral wall 324. Wherein the first communicating region 317 and the first sealing region 316 are located on the first peripheral wall 314, and the second communicating region 327 and the second sealing region 326 are located on the second peripheral wall 324.

In this embodiment, the first valve core 31 further includes a first limiting portion 318, the first limiting portion 318 is located on the first bottom wall 315, and the first limiting portion 318 is rotationally connected with the valve body 20, so as to limit the position of the first valve core 31 in the first valve cavity 111; the second valve core 32 further includes a second limiting portion 328, where the second limiting portion 328 is located on the second bottom wall 325, and the second limiting portion 328 is rotationally connected with the valve body 20, so as to define a position of the second valve core 32 in the second valve cavity 112. The first limiting portion 318 has a columnar structure, and the second limiting portion 328 has a columnar structure; the first limiting part 318 is provided separately or integrally with the first valve core 31; the second limiting portion 328 is provided separately or integrally with the second spool 32. For example, the first limiting portion 318 is integrally injection molded with the first bottom wall 315; the second limiting portion 328 is integrally injection molded with the second bottom wall 325. The valve body 20 has two limiting grooves 2681, and at least part of the first limiting portion 318 and at least part of the second limiting portion 328 are located in the corresponding limiting groove 2681. Valve body 20 includes collar 268, collar 268 is located at mounting plate 267, and the space inside collar 268 is spacing groove 2681.

In this embodiment, the first valve core 31 further includes a first connecting portion 319, a first end portion of the first connecting portion 319 is connected to the first top wall 313, a second end portion of the first connecting portion 319 is located outside the valve body 20, the second valve core 32 further includes a second connecting portion 329, a first end portion of the second connecting portion is connected to the second top wall 323, and a second end portion of the second connecting portion 329 is located outside the valve body 20. The valve body 20 has two through holes in which part of the first connecting portion 319 is located, and part of the second connecting portion 329 is located in the other through hole. The first connecting portion 319 has a rod shape, and an axis of the first connecting portion 319 is disposed to overlap with the first rotation axis 311 of the first valve body 31; the second connecting portion 329 has a rod shape, and an axis of the second connecting portion 329 is disposed to overlap the second rotation axis 321 of the second valve body 32. A seal ring is provided between the first connecting portion 319 and the valve body 20, and a seal ring is provided between the second connecting portion 329 and the valve body 20. The first connecting portion 319 is provided integrally or separately with the first top wall 313; the second connection portion 329 is provided integrally or separately with the second top wall 323. For example, the first connecting portion 319 is integrally injection-molded with the first top wall 313; the second connection portion 329 is integrally injection-molded with the second top wall 323.

In this embodiment, as shown in fig. 13, the valve device 10 further includes a housing 50 and a driving member 40, where the driving member 40 includes a first driving member 41 and a second driving member 42, the first driving member 41 is in driving connection with the first valve core 31, the second driving member 42 is in driving connection with the second valve core 32, the housing 50 is fixedly connected or in limiting connection with the valve body 20, at least part of the first driving member 41 is located in the housing 50, and at least part of the second driving member 42 is located in the housing 50. Wherein the first driving member 41 and the second driving member 42 are located on the same side of the valve body 20, the volume of the housing 50 can be reduced, so that the structure of the valve device 10 is more compact. The first driving member 41 is fixedly connected or in limited connection with the second end portion of the first connecting portion 319, the first driving member 41 can drive the first valve core 31 to rotate, the second driving member 42 is fixedly connected or in limited connection with the second end portion of the second connecting portion 329, and the second driving member 42 can drive the second valve core 32 to rotate. For example, the first driving member 41 is a motor, the motor is linked with the first connecting portion 319 by means of a gear set or the like, and the first connecting portion 319 and the gear set can be fixedly connected by means of welding or bolts or the like; the second driving member 42 is a motor, the motor is linked with the second connecting portion 329 by means of a gear set or the like, and the second connecting portion 329 and the gear set are fixedly connected by means of welding or bolts or the like. The shape of the housing 50 is not strictly limited; the housing 50 is fixed to the first unit wall 261 of the valve body 20 by welding or bolts. The housing 50 has a receiving cavity 51, the housing 50 is fixed to the valve body 20, the first driving member 41 and the second driving member 42 are located on the first unit wall 261, and at least part of the first driving member 41 and at least part of the second driving member 42 are located in the receiving cavity 51. The valve apparatus 10 further includes a circuit board 60, the circuit board 60 being located within the housing 50, the first and second driver members 41, 42 being electrically and/or signally connected to the same circuit board 60, reducing the number of circuit boards 60 and reducing the use of materials. The circuit board 60 is located in the accommodating cavity 51 of the housing 50, and the circuit board 60 is fixedly connected or limitedly connected with the housing 50. For example: the circuit board 60 is connected to the housing 50 by means of screws or the like.

In the present embodiment, as shown in fig. 1 to 9, in the present embodiment, the connection body 70 includes the mounting portion 71, the mounting portion 71 has the mounting groove 711, the mounting groove 711 has the mounting opening 713 in the side wall of the connection body 70, and at least part of the valve body 20 is located in the mounting groove 711. When the valve device 10 is assembled with the connector 70, the valve body 20 enters the mounting groove 711 through the mounting hole 713. Wherein the mounting slot 711 has an axis; it should be understood that the axis of the mounting groove 711 passes through the geometric center of the mounting groove 711, the axis of the mounting groove 711 passes through the geometric center of the mounting port 713, the mounting groove 711 extends along the axis of the mounting groove 711, and the axis of the mounting groove 711 is disposed parallel to the rotational axis 301 of the spool 30. The mounting portion 71 includes a first wall 714 and a second wall 715, the first wall 714 and the second wall 715 being part of the mounting groove 711; the connector 70 has a connection port 73, the connection port 73 being located on a first wall 714 and a second wall 715. The first side wall 263 of the valve body 20 is at least partially positioned within the mounting groove 711, the second side wall 264 of the valve body 20 is at least partially positioned within the mounting groove 711, the interface 213 is positioned between the first side wall 263 and the second side wall 264, and the interface 213 is in communication with the connection port 73. The number of channels 72 is the same as the number of interfaces 213.

In the present embodiment, the passage 72 includes a unit section 721, and the unit section 721 communicates with the connection port 73; the extension path of the flow path 21 is the same as that of the unit section 721, reducing the local bending of the channel 72 and the flow path 21, and reducing the flow resistance between the unit section 721 and the flow path 21. The flow path 21 is substantially linear along the extending path, and the extending path of the unit segment 721 is substantially linear. It should be understood that the flow path 21 is straight along the extended path when the machining error is ignored, and the unit segment 721 is straight along the extended path when the machining error is ignored. The extending path of the flow passage 21 is perpendicular to the rotation axis 301 of the valve body 30, and the extending path of the unit segment 721 is perpendicular to the rotation axis 301 of the valve body 30.

In this embodiment, the fluid control module 100 further includes a plurality of first seals 80, at least one first seal 80 is located between the first side wall 263 and the first wall 714, at least one first seal 80 is located between the second side wall 264 and the second wall 715, the first seal 80 is in contact with the first side wall 263, the first seal 80 is in contact with the first wall 714, the first seal 80 is in contact with the second side wall 264, the first seal 80 is in contact with the second wall 715, the first seal 80 is located at the outer circumference of the interface 213, and the first seal 80 is located at the outer circumference of the connection port 73 to enable enhanced tightness when the interface 213 is in communication with the connection terminal. Both the first side wall 263 and the second side wall 264 are provided with a groove 265, a portion of the first seal 80 is located in the groove 265, and the groove 265 can define the position of the first seal 80. When adjacent interfaces 213 are closer together, adjacent interfaces 213 may share the same first seal 80. For example: the second interface 252 shares the same first seal 80 with the fourth interface 254, and the third interface 253 shares the same first seal 80 with the seventh interface 257.

In this embodiment, the first wall 714 is disposed opposite to the second wall 715, and the second sidewall 264 includes a first sidewall 263 and a second sidewall 264, where the first sidewall 263 is the first sidewall 263 in the above embodiment, and the second sidewall 264 is the second sidewall 264 in the above embodiment. A portion of the first wall 714 is in contact with a first side wall 263 portion; portions of the second side wall 264 are in contact with portions of the second wall 715. At least a portion of the first wall 714 is spaced from at least a portion of the second wall 715 in a direction from the mounting opening 713 to the bottom wall of the mounting groove 711; the distance between the first side wall 263 and the second side wall 264 is gradually reduced in the direction from the mounting opening 713 to the bottom wall of the mounting groove 711, so that the valve body 20 is fitted into the mounting groove 711. Along the direction from the mounting opening 713 to the bottom wall of the mounting groove 711, the maximum distance between the first wall 714 and the second wall 715 is D1, the minimum distance between the first wall 714 and the second wall 715 is D2, and D1 is greater than 1.01×d2. D1 and D2 are too small to facilitate the installation of the valve body 20.

In the present embodiment, the first wall 714 includes a first plane 7142 and the first side wall 263 includes a second plane 2632 with the first seal 80 located between the first plane 7142 and the second plane 2632. The inclination angle of the first plane 7142 is the same as that of the second plane 2632. The first wall 714 is planar and the second wall 715 is planar, with the first wall 714 and the second wall 715 having an included angle of greater than 8 degrees. Preferably, the first wall 714 is angled at greater than 16 degrees from the second wall 715. The first side wall 263 is planar, the second side wall 264 is planar, and an included angle between the first side wall 263 and the second side wall 264 is greater than 8 degrees. Preferably, the first side wall 263 and the second side wall 264 form an angle greater than 16 degrees. In other embodiments, the first wall 714 includes a first arcuate surface 7141 with the first seal 80 located between the first arcuate surface 7141 and the first side wall 263. The first side wall 263 includes a second arc 2631, and the first seal 80 is located between the first arc 7141 and the second arc 2631.

In this embodiment, the valve device 10 further includes a boss 27, where the boss 27 is in limited or fixed connection with the valve body 20, and the boss 27 protrudes with respect to the first side wall 263 and the second side wall 264, and the boss 27 contacts the connector 70, and the boss 27 is configured to limit the relative position between the valve body 20 and the connector 70. When the valve device 10 is assembled with the connector 70, the protrusion 27 is in contact with the connector 70, and the protrusion 27 can limit the depth of the valve body 20 extending into the mounting groove 711. The protrusions 27 are provided continuously or at intervals around the circumferential direction of the valve body 20, and the protrusions 27 are provided integrally or separately with the valve body 20. For example: the boss 27 is integrally formed with the valve body 20; alternatively, the boss 27 is welded or bolted to the valve body 20. A second sealing member 90 is disposed between the boss 27 and the connector 70, the second sealing member 90 is in contact with the boss 27, and the second sealing member 90 is in contact with the connector 70, thereby further enhancing the sealing property between the valve body 20 and the connector 70.

The technical features of the above embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description. When technical features of different embodiments are embodied in the same drawing, the drawing can be regarded as a combination of the embodiments concerned also being disclosed at the same time.

The foregoing examples represent only a few embodiments of the present application, which are described in more detail and are not thereby to be construed as limiting the scope of the claims. It should be noted that it would be apparent to those skilled in the art that various modifications and improvements could be made without departing from the spirit of the present application, which would be within the scope of the present application.

Claims (12)

1. A fluid control module, comprising:

a connector (70), the connector (70) comprises a mounting part (71), the mounting part (71) is provided with a mounting groove (711), the mounting groove (711) is provided with a mounting opening (713) at the side wall of the connector (70), the connector (70) is provided with a channel (72) and a connecting port (73), the mounting part (71) comprises a first wall (714) and a second wall (715), the first wall (714) is opposite to the second wall (715), the connecting port (73) is positioned on the first wall (714), and the distance between at least part of the first wall (714) and at least part of the second wall (715) is gradually reduced along the direction from the mounting opening (713) to the bottom wall of the mounting groove (711);

valve device (10), valve device (10) include valve body (20), at least part of valve body (20) is located mounting groove (711), valve body (20) have runner (21) and interface (213), valve body (20) include first lateral wall (263), interface (213) are located first lateral wall (263), first lateral wall (263) are located at least part in mounting groove (711), interface (213) with connecting port (73) intercommunication.

2. The fluid control module of claim 1, wherein a maximum distance between the first wall (714) and the second wall (715) along a bottom wall direction from the mounting opening (713) to the mounting groove (711) is D1, a minimum distance between the first wall (714) and the second wall (715) is D2, and D1 is greater than 1.01 x D2.

3. The fluid control module of claim 2, wherein the valve body (20) further comprises a second side wall (264), the second side wall (264) being disposed opposite the first side wall (263), the first side wall (263) being progressively less distant from the second side wall (264) along the mounting opening (713) to the bottom wall of the mounting slot (711).

4. The fluid control module of claim 1, wherein the valve body (20) further comprises a second side wall (264), the second side wall (264) being disposed opposite the first side wall (263), the first side wall (263) being progressively less distant from the second side wall (264) along the mounting opening (713) to the bottom wall of the mounting slot (711).

5. The fluid control module of any of claims 1-4, wherein the fluid control module (100) further comprises a first seal (80), the first seal (80) being located between the first wall (714) and the first side wall (263), the first seal (80) being in contact with the first wall (714), the first seal (80) being in contact with the first side wall (263), the first seal (80) being located at an outer periphery of the interface (213), the first seal (80) being located at an outer periphery of the connection port (73).

6. The fluid control module of claim 5 wherein the first wall (714) includes a first arcuate surface (7141), the first seal (80) being located between the first arcuate surface (7141) and the first side wall (263).

7. The fluid control module of claim 6, wherein the first sidewall (263) includes a second arcuate surface (2631), the first seal (80) being located between the first arcuate surface (7141) and the second arcuate surface (2631).

8. The fluid control module of claim 5 wherein the first wall (714) includes a first plane (7142) and the first seal (80) is located between the first plane (7142) and the first side wall (263).

9. The fluid control module of claim 8 wherein the first sidewall (263) includes a second plane (2632), the first seal (80) being located between the first plane (7142) and the second plane (2632).

10. The fluid control module according to claim 1 or 7 or 9, wherein the number of the flow passages (21) is plural, the number of the interfaces (213) is plural, the flow passages (21) are communicated with the corresponding interfaces (213), the number of the passages (72) is plural, the number of the connection ports (73) is plural, the passages (72) are respectively communicated with the corresponding connection ports (73), and the connection ports (73) are respectively communicated with the corresponding interfaces (213);

At least part of the interfaces (213) share the same first seal (80).

11. The fluid control module of claim 9, wherein the valve device (10) further comprises a boss (27), the boss (27) being in positive or fixed connection with the valve body (20), the boss (27) protruding relative to the second side wall (264) and the first side wall (263) of the valve body (20), the boss (27) being in contact with the outer side wall of the connector (70).

12. The fluid control module of claim 1, wherein the valve device (10) further comprises a boss (27), the boss (27) being in positive or fixed connection with the valve body (20), the boss (27) protruding relative to the second side wall (264) and the first side wall (263) of the valve body (20), the boss (27) being in contact with the outer side wall of the connector (70).

Images