Title:
FLUID DRIVE DEVICE
Document Type and Number:
WIPO Patent Application WO/2023/001134
Kind Code:
A1
Abstract:
A fluid drive device, comprising a first rotor assembly (1), a second rotor assembly (3), a stator assembly (2) and a circuit board assembly (4), wherein the second rotor assembly (3) is transmissionally connected to the first rotor assembly (1), and the stator assembly (2) is electrically connected to the circuit board assembly (4). The fluid drive device is provided with a first cavity (80) and a second cavity (90); the first rotor assembly (1) is located in the first cavity (80), and the second rotor assembly (3), the stator assembly (2) and the circuit board assembly (4) are located in the second cavity (90); the first cavity (80) may have a working medium in circulation, and the second cavity (90) may accommodate the working medium; and when the second cavity (90) accommodates the working medium, at least part of the circuit board assembly (4) may make contact with the working medium located in the second cavity (90). The working medium of the fluid drive device may dissipate the heat from a circuit board, which is beneficial to improving service life.
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Inventors:
HU MEIYAN (CN)
Application Number:
PCT/CN2022/106407
Publication Date:
January 26, 2023
Filing Date:
July 19, 2022
Export Citation:
Assignee:
HANGZHOU AO KE MEI RUI TECH CO LTD (CN)
International Classes:
F04C11/00; F04C2/10
Domestic Patent References:
| WO2018062093A1 | 2018-04-05 |
Foreign References:
| CN112112796A | 2020-12-22 | |||
| CN105375830A | 2016-03-02 | |||
| JP2014001637A | 2014-01-09 | |||
| CN109424539A | 2019-03-05 | |||
| CN202110814680A | 2021-07-19 |
Attorney, Agent or Firm:
UNITALEN ATTORNEYS AT LAW (CN)
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