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CN-224201172-U - Fluid control assembly and thermal management system

CN224201172UCN 224201172 UCN224201172 UCN 224201172UCN-224201172-U

Abstract

The application discloses a fluid control assembly and a thermal management system, wherein a first layer communication port of a side wall part of a shell assembly of the fluid control assembly is provided with a plurality of first communication ports, a second layer communication port is provided with at least one second communication port, a valve core assembly comprises a first layer communication part and a second layer communication part, at least part of the first communication ports of the first communication cavity are arranged in an axisymmetric mode, the second communication cavity is communicated with part of the first communication cavity, at least two symmetrical working positions of the valve core assembly, the first layer communication port is identical in relation, the second communication port at one of the at least two symmetrical working positions of the valve core assembly is closed, the first communication port is communicated with the second communication port at the other of the at least two symmetrical working positions of the valve core assembly, and the communicated first communication port and second communication port are adjacent to or separated by at least one first communication port along the circumferential direction of the side wall part, so that a multi-channel control function is conveniently realized, and the valve core structure is facilitated to be simplified.

Inventors

  • Request for anonymity
  • Request for anonymity
  • Request for anonymity

Assignees

  • 浙江三花汽车零部件有限公司

Dates

Publication Date
20260505
Application Date
20250430

Claims (10)

  1. 1. A fluid control assembly (1), characterized in that the fluid control assembly (1) comprises a housing assembly (10) and a valve cartridge assembly (20), the housing assembly (10) having a valve chamber (101), the housing assembly (10) comprising a side wall portion (11), the side wall portion (11) defining a part of the wall portion of the valve chamber (101), the side wall portion (11) having a first layer communication port (102) and a second layer communication port (103) arranged in an axial direction of the side wall portion (11), the first layer communication port (102) having a plurality of first communication ports (13) arranged in a circumferential direction of the side wall portion (11), the second layer communication port (103) having at least one second communication port (14), at least part of the valve cartridge assembly (20) being located in the valve chamber (101) and the valve cartridge assembly (20) being rotatable, the valve cartridge assembly (20) comprising a first layer communication port (21) and a second layer communication port (22), the first layer communication port (21) having a plurality of first layer communication ports (210) arranged in a circumferential direction of the side wall portion (11), the second layer communication port (103) having at least one second layer communication port (220) arranged in a direction of the first layer communication port (213), the second conducting cavity (220) is communicated with part of the first conducting cavity (210); A first layer of flow relationship is defined between the first conducting cavity (210) and the plurality of first communication ports (13), the first layer of flow relationship is the same in at least two symmetrical working positions of the valve core assembly, and the second communication port (14) is closed in one of the at least two symmetrical working positions of the valve core assembly (20); In the other of the at least two symmetrical operating positions of the valve core assembly (20), the first communication port (13) is communicated with the second communication port (14) through the first communication cavity (210) and the second communication cavity (220); Along the circumferential direction of the side wall part (11), at least one first communication port (13) is arranged between the circumferential areas where the first communication port (13) and the second communication port (14) are communicated through the first communication cavity (210) and the second communication cavity (220), or the circumferential areas where the first communication port (13) and the second communication port (14) are communicated through the first communication cavity (210) and the second communication cavity (220) are adjacent, and the number of the second communication ports (14) is at least 2.
  2. 2. The fluid control assembly (1) according to claim 1, wherein the fluid control assembly (1) has a sealing assembly (30), the sealing assembly (30) having a first duct (31) in corresponding communication with the first communication port (13) and a second duct (32) in corresponding communication with the second communication port (14), the first communication chamber (210) comprising a through chamber (211); -the through cavity (211) has a circumferential angle α1 corresponding to the first through openings (213) that is greater than or equal to a maximum circumferential angle α2 corresponding to at least two of the first portholes (31), -the second through cavity (220) has a second through opening (223) that is directed towards the housing assembly (10), -at least one of the first circumferential angles β1 corresponding to the second through openings (223) that is greater than or equal to a maximum circumferential angle α2 corresponding to at least two of the first portholes (31), -the first circumferential angle β1 is greater than or equal to a maximum circumferential angle α2 corresponding to at least two of the first portholes (31), or-at least one of the first through openings (213) that is corresponding to a circumferential angle α1 that is greater than or equal to a second circumferential angle β2 corresponding to at least one of the second through openings (223), -the second circumferential angle β2 that is greater than or equal to a maximum circumferential angle α3 corresponding to one of the second portholes (32), -the sealing assembly (30) has a circumferential angle α1 corresponding to the second portholes (32) that is less than or equal to a maximum circumferential angle α2 corresponding to the second portholes (32).
  3. 3. The fluid control assembly (1) according to claim 2, wherein the first through-passage chamber (210) comprises a through-passage chamber (211), a circumferential angle α1 corresponding to the first through-passage opening (213) of the through-passage chamber (211) is greater than or equal to a maximum circumferential angle α2 corresponding to at least two first through-passages (31), the through-passage chamber (211) is capable of communicating with at least two first through-passages (31), a portion of the through-passage chamber (211) and the second through-passage chamber (220) are arranged in an axial arrangement of the valve cartridge assembly (20), and at least a portion of the through-passage chamber (211) is in communication with the second through-passage chamber (220), the second through-passage chamber (220) is capable of communicating with at least one of the second through-passage opening (14), and a projection of a wall portion at least partially defining the second through-passage opening (223) falls within a projection of a wall portion defining the first through-passage opening (213) along an axial direction of the valve cartridge assembly.
  4. 4. A fluid control assembly (1) according to claim 3, characterized in that at least part of the first through opening (213) is arranged in an axisymmetric arrangement with respect to the radial direction of the valve cartridge assembly (20); The second-layer conducting portion (22) further has a partition portion (221), at least part of the partition portion (221) being disposed in alignment with a wall portion defining the second conducting port (223) in a radial direction of the spool assembly (20), the partition portion (221) being fluidly isolated from the first conducting chamber (210) and the second conducting chamber (220); The first conducting cavity (210) further comprises a through cavity (212), the through cavity (211) is closer to the peripheral edge of the valve core assembly (20) than the through cavity (212) along the circumferential direction of the valve core assembly (20), the through cavity (212) is provided with at least two first conducting ports (213) facing the shell assembly (10), the through cavity (212) is provided with the first conducting ports (213) facing the shell assembly (10) between the first conducting ports (213) of the shell assembly (10), the through cavity (211) faces the first conducting ports (213) of the shell assembly (10), and the through cavity (212) can conduct at least two non-adjacent first conducting ports (13).
  5. 5. The fluid control assembly (1) of any of claims 1-4, wherein the valve cartridge assembly (20) further comprises a top plate (231), an intermediate plate (232), a bottom plate (233), a first divider plate (234), and a second divider plate (235), the top plate (231), the intermediate plate (232), and the bottom plate (233) being disposed in an axial alignment of the valve cartridge assembly (20), the first divider plate (234) being connected between the top plate (231) and the intermediate plate (232), the second divider plate (235) being connected between the intermediate plate (232) and the bottom plate (233), the first divider plate (234) defining a portion of a wall of the first conduction chamber (210); The first conduction cavity (210) is located between the top plate (231) and the middle plate (232), the second conduction cavity (220) is located between the middle plate (232) and the bottom plate (233), the second conduction cavity (220) comprises a first communication sub-cavity (220 a), the second partition plate (235) defining the cavity wall of the first communication sub-cavity (220 a) is connected with the first partition plate (234), the corresponding circumferential angle of the cavity wall defining the first communication sub-cavity (220 a) is smaller than the corresponding circumferential angle of the cavity wall defining the first conduction cavity (210), and the projection of the cavity wall defining the first communication sub-cavity (220 a) falls into the projection of the wall portion defining the first conduction opening (213) along the axial direction of the valve element assembly (20).
  6. 6. The fluid control assembly (1) according to claim 5, wherein the second conducting cavity (220) has a second conducting port (223) facing the housing assembly (10), the communicated first and second communication ports (13, 14) being separated by at least one first conducting port (213), a corresponding circumferential angle α1 of at least one first conducting port (213) being greater than or equal to a corresponding second circumferential angle β2 of at least one second conducting port (223); The second communicating sub-cavity (220) further comprises a second communicating sub-cavity (220 b), the second partition plate (235) and the first partition plate (234) which define the second communicating sub-cavity (220 b) are arranged at intervals along the circumferential direction of the valve core assembly (20), the circumferential angle corresponding to the cavity wall which defines the second communicating sub-cavity (220 b) is equal to the circumferential angle corresponding to the cavity wall which defines the first communicating sub-cavity (210), and the projection of the cavity wall which defines the second communicating sub-cavity (220 b) and the projection of the wall part which defines the first communicating opening (213) are partially overlapped along the axial projection of the valve core assembly.
  7. 7. The fluid control assembly (1) of claim 6, wherein the first conducting chamber (210) further comprises a through chamber (212), the first conducting chamber (210) comprises a through chamber (211), the through chamber (211) comprises a first subchamber (214), a second subchamber (215), a third subchamber (216) and a fourth subchamber (217), the number of through chambers (212) is at least one, along the radial direction of the valve core assembly (20), the first subchamber (214) and the second subchamber (215) are both located on one side of the through chamber (212), the third subchamber (216) and the fourth subchamber (217) are both located on the other side of the through chamber (212), the first subchamber (214) and the second subchamber (215) are arranged along the circumferential direction of the valve core assembly (20), the third subchamber (216) and the fourth subchamber (217) are arranged along the circumferential direction of the valve core assembly (20), the second subchamber (222) further comprises a weight-reducing portion (222) between the second side wall (222) and the middle wall (222) of the valve core assembly (20), the other side of the second partition plate (235) defines part of the wall of the weight-reducing chamber (222).
  8. 8. The fluid control assembly (1) according to claim 7, wherein the number of the second communication ports (223) is two, the two second communication ports (223) are arranged in the circumferential direction of the spool assembly, and the two second communication ports (223) are each arranged in the axial direction of the side wall portion (11) with one of the first communication ports (213), respectively; The fluid control assembly (1) further comprises a sealing assembly (30), the sealing assembly (30) having a first duct (31) corresponding to and in communication with the first through opening (213) and a second duct (32) corresponding to and in communication with the second through opening (223); the housing assembly (10) comprises a bottom wall part (12) and a cover body part (15), and the side wall part (11) is positioned between the bottom wall part (12) and the cover body part (15) along the axial direction of the housing assembly (10); One of the valve core assembly (20) and the housing assembly (10) has a first groove (10 a), the other has a first protrusion (10 b), and at least part of the first protrusion (10 b) is embedded in the first groove (10 a); The bottom plate (233) is recessed in a direction toward the top plate (231), and the radial dimension of the bottom plate (233) is gradually reduced in a direction from the bottom wall portion (12) toward the lid body portion (15).
  9. 9. The fluid control assembly (1) according to claim 8, wherein the first communication port (13) includes a first port (P1), a second port (P2), a third port (P3), a fourth port (P4), a fifth port (P5), a sixth port (P6), a seventh port (P7), an eighth port (P8), an I-th port (PA 1) and an II-th port (PA 2) arranged in a circumferential direction of the side wall portion (11), wherein the first port (P1) and the third port (P3) are symmetrical, the second port (P2) and the fourth port (P4) are symmetrical, the fifth port (P5) and the sixth port (P6) are symmetrical, the seventh port (P7) and the eighth port (P8) are symmetrical, port I (PA 1) and port II (PA 2) are symmetrical and port I (PA 1) and port II (PA 2) are communicated through an external pipeline, the second communication port (14) includes a ninth port (P9) and a tenth port (P10) arranged along a circumferential direction of the side wall portion (11), the tenth port is arranged along an axial direction of the side wall portion (11) with the first port (P1) or the port I (PA 1), the ninth port is arranged along the axial direction of the side wall portion (11), and the seventh port is arranged along the axial direction of the side wall portion (11), and the fluid control assembly (1) has at least one of the following operation modes: A first operating mode, wherein the first port (P1) or the tenth port (P10) is in communication with the second port (P2), the third port (P3) is in communication with the fourth port (P4), the fifth port (P5) is in communication with the sixth port (P6), and the eighth port (P8) is in communication with the seventh port (P7); a second operating mode, wherein the first port (P1) communicates with the third port (P3), the second port (P2) communicates with the fourth port (P4), the fifth port (P5) communicates with the ninth port (P9), and the eighth port (P8) communicates with the sixth port (P6); a third operating mode, wherein the first port (P1) communicates with the second port (P2), the third port (P3) communicates with the fourth port (P4), the fifth port (P5) communicates with the ninth port (P9), and the eighth port (P8) communicates with the sixth port (P6); -a fourth operating mode, the first port (P1) communicating with the second port (P2), the third port (P3) communicating with the fourth port (P4), the fifth port (P5) communicating with the sixth port (P6), the eighth port (P8) communicating with the ninth port (P9); A fifth operating mode, wherein the first port (P1) communicates with the third port (P3), the second port (P2) communicates with the fourth port (P4), the fifth port (P5) communicates with the seventh port (P7), and the eighth port (P8) communicates with the sixth port (P6); A sixth operating mode, wherein the first port (P1) is communicated with the second port (P2), the third port (P3) is communicated with the fourth port (P4), the fifth port (P5) is communicated with the seventh port (P7), and the eighth port (P8) is communicated with the sixth port (P6).
  10. 10. A thermal management system comprising the fluid control assembly of any one of claims 1 to 9.

Description

Fluid control assembly and thermal management system Technical Field The utility model relates to the field of fluid control, in particular to a fluid control assembly and a thermal management system for vehicles or energy storage. Background In the automotive field, a thermal management system for a vehicle requires a multi-way control valve to control a flow path, the control valve including a valve body and a valve spool rotatably disposed in a valve cavity provided in the valve body so as to control a fluid by the control valve. With the increase of the functional modes of the thermal management system, the valve core structure is provided with a plurality of conducting cavities so as to realize the multi-channel control function, but the valve core structure is complex. Disclosure of utility model Based on the above, the technical scheme of the application provides a fluid control assembly and a thermal management system, which are convenient for realizing the multi-channel control function and are beneficial to simplifying the valve core structure. In one aspect, the present disclosure provides a fluid control assembly, where the fluid control assembly includes a housing assembly and a valve core assembly, the housing assembly includes a side wall portion, the side wall portion defines a part of the valve cavity, the side wall portion has a first layer of communication ports and a second layer of communication ports that are arranged along an axial direction of the side wall portion, the first layer of communication ports has a plurality of first communication ports arranged along a circumferential direction of the side wall portion, the second layer of communication ports has at least one second communication port, at least part of the valve core assembly is located in the valve cavity and the valve core assembly is capable of rotating, the valve core assembly includes a first layer of communication portions and a second layer of communication portions, the first layer of communication portions has a plurality of first communication cavities, the first communication cavities has a first communication port oriented toward the housing assembly, at least part of the first communication ports is arranged in an axisymmetric manner, and the second layer of communication portions has a second communication cavity, and the second communication cavities communicate with the first communication cavities; the first communicating cavity and the plurality of first communicating ports define a first layer of flow path relationship, the first layer of flow path relationship is the same in at least two symmetrical working positions of the valve core assembly, the second communicating port is closed in one of the at least two symmetrical working positions of the valve core assembly, the first communicating port is communicated with the second communicating port through the first communicating cavity and the second communicating cavity in the other of the at least two symmetrical working positions of the valve core assembly, the first communicating port is communicated with the second communicating port along the circumferential direction of the side wall part, at least one first communication port is arranged between the circumferential areas where the first communication port and the second communication port which are communicated through the first communication cavity and the second communication cavity are located, or the circumferential areas where the first communication port and the second communication port which are communicated through the first communication cavity and the second communication cavity are located are adjacent, and the number of the second communication ports is at least 2. According to the fluid control assembly provided by the technical scheme of the application, the side wall part of the shell assembly is provided with the first layer communication port and the second layer communication port, the valve core assembly comprises the first layer communication port and the second layer communication port, the first communication port included in the first layer communication port can be communicated by the first communication cavity provided by the first layer communication port, so that the first communication port can be communicated to form a fluid flow path, the second communication port included in the second layer communication port can be communicated by the second communication cavity provided by the second layer communication port, so that the second communication port can be communicated to form a fluid flow path, the second communication cavity is communicated with part of the first communication cavity, and the second communication port is closed at different working positions, or; through setting up at least part of first conducting port to be the axisymmetric arrangement setting, when making the case subassembly be located two at least symmetry working positions, first conductin