Arc extinguishing device of circuit breaker
A technology of arc extinguishing device and circuit breaker, which is applied to circuit breaker parts and other directions, can solve the problems of poor arc extinguishing effect and long arc movement time, and achieve the effect of being beneficial to arc extinguishing, improving arc extinguishing effect and good economy.
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[0019] combine Figure 1-Figure 3 , is a structural schematic diagram of an embodiment of an arc extinguishing device for a circuit breaker. The arc extinguishing device is installed in the circuit breaker housing and includes an arc extinguishing cover 1. The arc extinguishing cover 1 is a steel cardboard surrounded by three sides with an enlarged overall volume. There are 14 pieces of arc striker 2 for splitting the arc and cooling the arc; the inlet end of the arc extinguishing device also includes a connecting plate 11, which is a triangular circuit conforming to the right-hand rule; the arc extinguishing The device also includes an arc separation wall 9, which is provided with three through holes, and the two ends of the arc separation wall 9 are provided with a magnetic conduction arc angle 4 and a magnetic conduction arc plate 5; There is a Y-shaped opening 14 with enlarged size. The arc strike plate 2 is composed of several arc strike plates plated with nickel; the arc...
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