Vacuum circuit breaker plum blossom contact convenient to install

The invention discloses a vacuum circuit breaker plum blossom contact convenient to install in the technical field of vacuum circuit breakers, and the contact comprises an annular contact arm and an annular static contact, a plurality of contact pieces are arranged between the contact arm and the st...

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Bibliographic Details
Main Authors XING DINGGANG, WEN XINGANG, LIU LIJUN
Format Patent
LanguageChinese
English
Published 15.01.2021
Subjects
BASIC ELECTRIC ELEMENTS
ELECTRIC SWITCHES
ELECTRICITY
EMERGENCY PROTECTIVE DEVICES
RELAYS
SELECTORS
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Summary:The invention discloses a vacuum circuit breaker plum blossom contact convenient to install in the technical field of vacuum circuit breakers, and the contact comprises an annular contact arm and an annular static contact, a plurality of contact pieces are arranged between the contact arm and the static contact in a surrounding manner, one end of each contact piece is rotatably connected with a sliding rod, and each sliding rod is provided with a fixing buckle. Hooks used in cooperation with the fixing buckles are arranged on the multiple contact pieces and correspond to the fixing buckles ina one-to-one mode. According to the scheme, the sliding rods rotationally connected to the multiple contact pieces form a conical shape, the sliding rods are conveniently sleeved with the annular springs, the sliding rods are rotated to expand outwards at the moment, the springs slide to the contact pieces along the sliding rods, installation of the plum blossom contact can be completed, the wholeprocess is simple and con
Bibliography:Application Number: CN202021381924U