Arc-blowing mechanism of small-sized circuit breaker
A technology of small circuit breakers and arc plates, which is applied to circuit breaker parts and other directions, can solve the problems of inability to meet the purpose of arc extinguishing, and achieve the effects of improving arc extinguishing ability, enhancing magnetic field strength, and speeding up movement speed.
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[0023] Example
[0024] as attached figure 1 , shown in 2 and 3, an arc blowing mechanism of a small circuit breaker, which includes a cover arc plate 1, a cavity 101 is arranged in the cover arc plate 1, and the arc striking plate 2 is inserted in the cavity 101 and extends at both ends. Out of the cavity 101, the cover arc plate 1 is provided with a first installation slot 102, and the combined magnetic conductive plate 3 is inserted into the first installation slot 102 from the front side, and a magnetic field can be induced by the changing current in the arc strike plate 2, so The combined magnetic conductive plate 3 includes a left side plate 301 and a right side plate 302, the left side plate 301 and the right side plate 302 are connected together by the bottom plate 303, and the left side plate 301 and the right side plate 302 are respectively inserted in the first installation slot. 102 in the left slot 102a and the right slot 102b.
[0025] The cover arc plate 1 is ...
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