ROTARY SWITCH - HUAWEI DIGITAL POWER TECH CO LTD

Title:

ROTARY SWITCH

Document Type and Number:

WIPO Patent Application WO/2022/017076

Kind Code:

A1

Abstract:

Disclosed is a rotary switch, relating to the technical field of electricals. The rotary switch comprises an operating mechanism, an on-off device and a tripping assembly, wherein the operating mechanism comprises an energy storage assembly and a transmission assembly; the transmission assembly is respectively in transmission connection with the energy storage assembly and the on-off device; the energy storage assembly comprises a lock catch and an energy storage spring which cooperates with the lock catch; and the energy storage spring can be separately connected to the lock catch and the transmission assembly in a clamped manner. The rotation of the transmission assembly enables the energy storage assembly to store energy, the on-off device is driven by the transmission assembly to switch on, the lock catch cooperates with the tripping assembly to limit or release limiting of the energy storage spring by the lock catch, and when the energy storage spring is released from limiting, the transmission assembly is driven to return to an open position of the on-off device. The reliability of a remote opening action of the rotary switch can be improved.

Inventors:

ZHANG XIUFENG (CN)
SHI JIAN (CN)
WANG HAO (CN)
ZHANG JIANG (CN)
TIAN XIAOKANG (CN)

Application Number:

PCT/CN2021/100161

Publication Date:

January 27, 2022

Filing Date:

June 15, 2021

Export Citation:

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Assignee:

HUAWEI DIGITAL POWER TECH CO LTD (CN)
SHANGHAI LIANGXIN ELECTRICAL (CN)

International Classes:

H01H19/10; H01H19/02; H01H71/10; H01H71/12

Foreign References:

CN111863496A	2020-10-30
CN200959299Y	2007-10-10
CN110911186A	2020-03-24
CN106057545A	2016-10-26
EP2286428A1	2011-02-23

Other References: