Knife-switch assembly

The utility model relates to the technical field of electric products, in particular to a knife-switch assembly. The knife-switch assembly comprises knife heads, draw bars, contact holders, a contact block and two static contacts, wherein the upper ends of the knife heads are fixedly connected by a...

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Bibliographic Details
Main Authors XUE JIANWU, JIN YUTANG, QI XIAOQING
Format Patent
LanguageChinese
English
Published 12.12.2012
Subjects
BASIC ELECTRIC ELEMENTS
ELECTRIC SWITCHES
ELECTRICITY
EMERGENCY PROTECTIVE DEVICES
RELAYS
SELECTORS
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Summary:The utility model relates to the technical field of electric products, in particular to a knife-switch assembly. The knife-switch assembly comprises knife heads, draw bars, contact holders, a contact block and two static contacts, wherein the upper ends of the knife heads are fixedly connected by a spring fastening assembly, the lower ends of the knife heads are movably connected to the contact holders, the draw bar is connected to the middle of each knife head through a movable contact, the upper ends of the knife head are in contact with the static contact I, the contact block or the static contact II, and the static contact I, the contact block or the static contact II is in 45-degree trisection in three positions in the same plane. The spring fastening assembly comprises a screw rod and a spring. The knife-switch assembly is safe, firm and reliable in connection of a main loop and is convenient to mount.
Bibliography:Application Number: CN20122169318U