Environmental-friendly novel pre-assembled vacuum switch pole
A pre-installed, new type of technology, used in electrical switches, high-voltage/high-current switches, high-voltage air circuit breakers, etc., can solve the problems of high scrap rate, high environmental pollution, temperature rise, etc., to improve the utilization rate, interchangeability high sex effect
Inactive Publication Date: 2017-08-18
BEIJING HEZONG SCI & TECH CO LTD
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The invention discloses an environmental-friendly novel pre-assembled vacuum switch/vacuum circuit breaker pole, the pole comprises an assembly casing formed by a cover plate and an insulating casing, a vacuum arc-extinguishing chamber is fixed between the cover plate and the insulating casing, one end of the vacuum arc-extinguishing chamber is connected with an insulating pull rod, the other end and a static end bus are fixed to the insulating casing, and a movable end bus outlet is arranged on side wall of one end corresponding to the insulating pull rod on the insulating casing. Two ends of the vacuum arc-extinguishing chamber respectively comprise protruding portions, a protruding portion on one end is connected with the insulating pull rod, and a copper gasket is arranged between a protruding portion on the other end and the static end bus. According to the invention, the insulating casing is pre-assembled, element interchangeability is high, finished product utilization rate is improved, and the pole has advantages of environmental friendly, no maintenance, high reliability, low cost, light weight and the like.
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