A spring operating mechanism for circuit breaker

The utility model discloses a spring operating mechanism for circuit breaker relates to the high -voltage switch field. Its purpose is in order to provide a spring operating mechanism for circuit breaker that the divide -shut brake time is short, mechanical properties is reliable and stable, energy loss is little, small. The utility model discloses a spring operating mechanism for circuit breaker includes first curb plate and second curb plate, and the integration has energy storage system, combined floodgate and combined floodgate control system, separating brake and separating brake control system on first curb plate and the second curb plate. Energy storage system includes energy storage axle, energy storage gear, supplementary cam, first energy storage turning arm, second energy storage turning arm, motor, chain and energy storage spring unit, separating brake and separating brake control system include the output shaft, wear to be equipped with output crank arm, special -shaped turning arm, buffer arm an