INTELLIGENT CIRCUIT BREAKER CAPABLE OF AUTOMATICALLY RELEASING AND TRIPPING IN POWER FAILURE

The present invention discloses an intelligent circuit breaker capable of automatically releasing and tripping in power failure, with an electromagnetic force capable of controllably changing a current direction arranged between a permanent magnetic field force and a mechanical spring force, and three forces are designed on a straight line, the permanent magnet static iron core, the electromagnetic moving iron core and the electromagnetic coil are respectively fixed on the electromagnetic coil framework through a first shaft hole, a second shaft hole and a wire slot, a tripping energy storage spring is sleeved on the tripping transmission rod, a permanent magnet attraction reset shifting fork is arranged in a shifting groove of the tripping transmission rod, and one end of the tripping transmission rod is provided with a tripping connecting rod.