02-12-2015 дата публикации
Номер: CN0204834489U
Принадлежит:
The utility model provides a longer vacuum circuit breaker of life, includes the shell, be located the regulating plate that moves the guide arm that is used for driving vacuum circuit breaker of shell, and the middle part of regulating plate articulates in the shell through the hinge, and the regulating plate includes first, second regulating plate, and first, second regulating plate articulates in the shell through same root hinge, include still that one is located the pressure spring between first, the second regulating plate, the lower extreme of pressure spring is fixed on the bottom surface of shell, and the upper end of pressure spring is equipped with the pressure cover of the U -shaped that open side down, presses the cover lower extreme to be equipped with first, second buckle, is equipped with first bayonet socket on the first regulating plate, is equipped with the second bayonet socket on the second regulating plate, and in first bayonet socket was detained by first buckle, ...
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