Permanent magnet and repulsive force combined operating mechanism

The invention discloses a permanent magnet and repulsive force combined operating mechanism, which comprises a repulsive force disc assembly, a repulsive force coil assembly, a permanent magnet mechanism and a closed auxiliary holding device, and is characterized in that the repulsive force coil assembly comprises a substrate and a repulsive force coil, the permanent magnet mechanism comprises a closed coil, a permanent magnet and a breaking coil which are arranged in a shell, and a magnetic filling petal is arranged outside the permanent magnet; a top cover is arranged at the bottom of the shell, an iron core capable of moving up and down is arranged at the axis of the shell, and top feet located below the iron core are arranged on the top cover; according to the invention, the advantages of a permanent magnet operating mechanism and a repulsive force mechanism are combined, a constant-speed breaking mode and a high-speed breaking mode are realized, the mechanism can be applied to more circuit breaker workin