CN-115467837-B - Fluid management device

CN115467837BCN 115467837 BCN115467837 BCN 115467837BCN-115467837-B

Abstract

The fluid management device applied to the air conditioning system comprises a stator assembly, a first rotor and a second rotor, wherein the first rotor and the second rotor are respectively connected with an impeller and a valve core, the fluid management device is relatively compact, the fluid management device comprises one stator assembly, parts are correspondingly reduced, and the control is relatively simple.

Inventors

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Assignees

浙江三花汽车零部件有限公司

Dates

Publication Date: 20260512
Application Date: 20210611

Claims (11)

1. The utility model provides a fluid management device, includes casing, motor assembly, impeller and case, the motor assembly includes stator module, first rotor, second rotor, the stator module can make first rotor rotate, the stator module can make the second rotor rotate, first rotor with impeller transmission connection, the second rotor with case transmission connection, fluid management device has first accommodation chamber, second accommodation chamber and third accommodation chamber, first accommodation chamber, second accommodation chamber and third accommodation chamber are located in the casing, at least part motor assembly is located first accommodation chamber, the impeller is located second accommodation chamber, the case is located third accommodation chamber; The fluid management device has a first port, a second port, a third port, a fourth port, and a fifth port, the first port, the fourth port being in communication with the second accommodation chamber, the second port, the third port, the fifth port being capable of communicating with the third accommodation chamber, the valve cartridge being capable of communicating at least one of the third port, the second port with the fifth port; Along the axial direction of the first rotor, the impeller is positioned on one side of the motor assembly, the valve core is positioned on the other side of the motor assembly, and the impeller and the valve core are positioned on different sides of the motor assembly.
2. The fluid management device of claim 1 wherein the housing comprises a first housing comprising a first partition, the first receiving chamber having a port in the first housing toward the impeller, the first receiving chamber being located on one side of the first partition and the third receiving chamber being located on the other side of the first partition along an axial direction of the first rotor, the first receiving chamber and the third receiving chamber being located on different sides of the first partition; the fluid management device comprises a first shaft which is fixedly connected with the second rotor or in limit connection or transmission connection, and the first shaft is fixedly connected with the valve core or in limit connection.
3. The fluid management device of claim 2 wherein the valve cartridge includes a fitting portion, the first spacer portion having a first receiving hole; The assembly part is fixedly connected or in limiting connection with the first shaft, one end part of the first shaft is fixedly connected or in limiting connection with the second rotor, the wall forming the third accommodating cavity comprises the wall of the first isolation part, and part of the first shaft is positioned in the first accommodating hole of the first isolation part; Or the fluid management device comprises a second shaft, wherein the second shaft is fixedly connected or in limit connection with the assembly part, the third accommodating cavity comprises a first subchamber and a valve cavity, the wall forming the first subchamber comprises the wall of the first isolation part, the first shell comprises a second isolation part, the second isolation part is provided with an accommodating hole for accommodating the second shaft, the first subchamber is positioned on one side of the second isolation part along the axial direction of the second shaft, and the valve cavity is positioned on the other opposite side of the second isolation part; The fluid management device comprises a transmission part, at least part of the transmission part is positioned in the first subchamber, the transmission part comprises a first tooth part and a second tooth part, the first tooth part is fixedly connected with the first shaft or in limiting connection, the second tooth part is fixedly connected with the second shaft or in limiting connection, and the first tooth part is directly or indirectly connected with the second tooth part in a transmission way.
4. A fluid management device according to claim 2 or 3, wherein the first housing comprises a first body and a second body, the first body and the second body being distributed in the axial direction of the first rotor, the first receiving chamber having a mouth at the first body towards the impeller, at least part of the second receiving chamber being located at the second body, a wall forming the first receiving chamber comprising a first side wall of the first partition and an inner wall of the first body, the second receiving chamber having a mouth facing away from the first partition, the wall forming the second receiving chamber comprising a second side wall of the first partition and an inner wall of the second body.
5. The fluid management device of claim 4 wherein the first partition, the first body, and the second body are integrally formed; The first isolation part is in sealing connection with the end part of the first main body, which is relatively far away from the impeller, and the second main body is in sealing connection with the first isolation part or in sealing connection with one end part of the first main body; Or the first main body and the second main body are in a split structure, the first isolation part is integrally formed with one of the first main body and the first main body, and the first isolation part is in sealing connection with the other one of the first main body and the second main body.
6. The fluid management device of any one of claims 1-3, 5 wherein the housing comprises a first housing, a second housing, and a third housing, the first housing comprising a first body and a second body, at least a portion of the second housing being located on one side of the first housing and at least a portion of the third housing being located on the other side of the first housing in an axial direction of the first rotor, the second housing being sealingly connected to one end of the first body, a wall forming the second receiving chamber comprising an inner wall of the second housing, the third housing being sealingly connected to one end of the second body, the wall forming the third receiving chamber further comprising an inner wall of the third housing.
7. The fluid management device of claim 4 wherein the housing comprises a first housing, a second housing, and a third housing, the first housing comprising a first body and a second body, at least a portion of the second housing being located on one side of the first housing in an axial direction of the first rotor, at least a portion of the third housing being located on the other side of the first housing, the second housing being sealingly connected to one end of the first body, a wall forming the second receiving chamber comprising an inner wall of the second housing, the third housing being sealingly connected to one end of the second body, the wall forming the third receiving chamber further comprising an inner wall of the third housing.
8. The fluid management device of claim 6 wherein the fluid management device comprises a spacer sleeve, at least a portion of the spacer sleeve being located in the first receiving chamber, at least a portion of the first rotor being located at an inner periphery of the spacer sleeve, the stator assembly and the second rotor being located at an outer periphery of the spacer sleeve, the spacer sleeve being sealingly coupled to the first body.
9. The fluid management device of claim 7 wherein the fluid management device comprises a spacer sleeve, at least a portion of the spacer sleeve being located in the first receiving chamber, at least a portion of the first rotor being located at an inner periphery of the spacer sleeve, the stator assembly and the second rotor being located at an outer periphery of the spacer sleeve, the spacer sleeve being sealingly coupled to the first body.
10. The fluid management device of claim 8 or 9 wherein the housing comprises a fourth housing, the housing having a circuit board receiving cavity, a wall forming the circuit board receiving cavity comprising a side wall of the first housing and an inner wall of the fourth housing, the first housing being fixedly or limitedly connected to the fourth housing; the fluid management device comprises a circuit board positioned in the circuit board accommodating cavity, and the circuit board is in signal connection with the stator assembly.
11. The fluid management device of claim 10 wherein the first port, the fourth port are formed in the second housing and the second port, the third port, the fifth port are formed in the second body.

Description

Fluid management device Technical Field The invention relates to the technical field of fluid management, in particular to a fluid management device. Background The thermal management system includes a plurality of functional components, different functional components require different power sources to drive, and different power sources cause the integration of the functional components to be relatively complex, and the volume is relatively large, and even after integration, the integrated piece is not compact enough. Disclosure of Invention The present application is directed to a fluid management device that advantageously solves the above-mentioned problems. One embodiment of the application provides a fluid management device, which comprises a shell, a motor assembly, an impeller and a valve core, wherein the motor assembly comprises a stator assembly, a first rotor and a second rotor, the stator assembly can enable the first rotor to rotate, the stator assembly can enable the second rotor to rotate, the first rotor is in transmission connection with the impeller, the second rotor is in transmission connection with the valve core, the fluid management device is provided with a first accommodating cavity, a second accommodating cavity and a third accommodating cavity, the first accommodating cavity, the second accommodating cavity and the third accommodating cavity are positioned in the shell, at least part of the motor assembly is positioned in the first accommodating cavity, the impeller is positioned in the second accommodating cavity, and the valve core is positioned in the third accommodating cavity; The fluid management device has a first port, a second port, a third port, a fourth port, and a fifth port, the first port, the fourth port are respectively communicated with the second accommodation chamber, the second port, the third port, the fifth port are capable of being communicated with the third accommodation chamber, and the valve element is capable of enabling at least one of the third port and the second port to be communicated with the fifth port. The fluid management device applied to the air conditioning system comprises a stator assembly, a first rotor and a second rotor, wherein the first rotor and the second rotor are respectively connected with an impeller and a valve core, the fluid management device is relatively compact, the first rotor and the second rotor of the fluid management device share one stator assembly, and a corresponding circuit board is required for control, so that components can be reduced. Drawings FIG. 1 is a schematic perspective view of a first embodiment of a fluid management device; FIG. 2 is an exploded view of the fluid management device of FIG. 1; FIG. 3 is a schematic perspective view of the fluid management device of FIG. 1 from one perspective with the second housing removed; FIG. 4 is a schematic top view of the fluid management device of FIG. 1; FIG. 5 is a schematic cross-sectional view of FIG. 4 taken along line A-A; FIG. 6 is a perspective view of the first housing of FIG. 1; FIG. 7 is a schematic perspective view of another view of the first housing of FIG. 1; FIG. 8 is a schematic perspective view of a second embodiment of a fluid management device; FIG. 9 is an exploded view of the fluid management device of FIG. 8 from one perspective; FIG. 10 is an exploded view of the fluid management device of FIG. 8 from another perspective; FIG. 11 is an exploded view of the fluid management device of FIG. 8 from yet another perspective; FIG. 12 is a schematic top view of the fluid management device of FIG. 8; FIG. 13 is a schematic cross-sectional view of the structure of FIG. 12 taken along B-B; FIG. 14 is another cross-sectional structural schematic view of a fluid management device; FIG. 15 is a schematic perspective view of a third embodiment of a fluid management device; FIG. 16 is an exploded view of the fluid management device of FIG. 15 from one perspective; FIG. 17 is an exploded view of the fluid management device of FIG. 15 from another perspective; FIG. 18 is a schematic elevational view of the fluid management device of FIG. 15; FIG. 19 is a schematic cross-sectional view of the structure of FIG. 18 taken along line C-C; FIG. 20 is a perspective view of a view of the first spacer sleeve of FIG. 15; FIG. 21 is a perspective view of a view of the second spacer sleeve of FIG. 15; FIG. 22 is a schematic elevational view of the second spacer sleeve of FIG. 21; FIG. 23 is a schematic cross-sectional view of the structure of FIG. 22 taken along D-D; FIG. 24 is a schematic cross-sectional view of a spacer; Fig. 25 is a schematic perspective view of a fourth embodiment of a fluid management device; FIG. 26 is an exploded view of the fluid management device of FIG. 25 from one perspective; FIG. 27 is an exploded view of the fluid management device of FIG. 25 from another perspective; FIG. 28 is a schematic top view of the fluid management device of FIG