Permanent magnetic mechanism manual brake separating device and circuit breaker using same
A technology of permanent magnet mechanism and gate device, applied in the direction of protection switch operation/release mechanism, etc., can solve problems such as poor reliability, and achieve the effects of small external force for opening, ensuring travel accuracy, and preventing relative displacement.
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[0037] Embodiments of the present invention will be further described below in conjunction with the accompanying drawings.
[0038] An example of a circuit breaker in the present invention is Figure 1~Figure 3 As shown, a mechanism box 10 with a door panel 12 is included, and a permanent magnet mechanism 20 and a permanent magnet mechanism manual opening device 30 are arranged in the mechanism box 10 . The permanent magnet mechanism 20 includes a guide rod 21, ie a main shaft of motion. The permanent magnet mechanism manual opening device 30 includes a device seat 31 , an operating shaft 32 , a cam 33 , an adapter shaft 35 , an adapter shaft installation sleeve 40 , a torsion spring 41 and an operating handle 42 .
[0039] Wherein the device seat 31 includes a main body support plate 311 and a bent support plate 312 arranged on the edge of the main body support plate 311, from figure 1 Viewed from the angle shown, the front and right edges of the main body support plate 311...
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