Title:
ELECTRIC PUMP
Document Type and Number:
WIPO Patent Application WO/2024/022482
Kind Code:
A1
Abstract:
An electric pump. The electric pump has a first cavity, and when the electric pump works, a working medium is present in the first cavity. The electric pump comprises a control assembly and a rotating assembly, the control assembly is located in the first cavity, and at least part of the rotating assembly is located in the first cavity. The control assembly comprises a circuit board, a magnetic element and a sensor; the circuit board is in electrical connection and/or signal connection to the sensor; the end portion of the rotating assembly relatively close to the circuit board is fixedly connected or limitedly connected to the magnetic element; the circuit board comprises a first surface, and the first surface faces the magnetic element; at least part of the sensor is located on the first surface; the magnetic element is within the sensing range of the sensor; the projection of the magnetic element on the first surface at least partially overlaps the sensor, or the sensor is located in the projection range of the magnetic element on the first surface. The present application allows for better detection of rotation of electric pumps.
Inventors:
ZHU SHUTING (CN)
LIU LILI (CN)
GUO YAO (CN)
YE WEI (CN)
LIU LILI (CN)
GUO YAO (CN)
YE WEI (CN)
Application Number:
PCT/CN2023/109821
Publication Date:
February 01, 2024
Filing Date:
July 28, 2023
Export Citation:
Assignee:
ZHEJIANG SANHUA AUTOMOTIVE COMPONENTS CO LTD (CN)
International Classes:
F04C14/28; F04C2/10; F04C15/00
Foreign References:
| CN209818295U | 2019-12-20 | |||
| CN113217405A | 2021-08-06 | |||
| CN106855051A | 2017-06-16 | |||
| CN112112796A | 2020-12-22 | |||
| JP2018025127A | 2018-02-15 |
Attorney, Agent or Firm:
UNITALEN ATTORNEYS AT LAW CO., LTD. (CN)
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