Spring operating mechanism of vacuum circuit breaker

The utility model relates to a vacuum circuit breaker spring operating mechanism which comprises a mechanism frame and a spring energy storage driving assembly, the mechanism frame comprises a first side plate, a second side plate and a plurality of supporting rods, the spring energy storage driving assembly comprises an energy storage driving assembly and an energy storage spring, and the energy storage driving assembly comprises a gear box, a motor, a gear shaft, a pinion, an energy storage shaft, a large gear and a manual gear shaft. One end of the energy storage shaft is provided with an energy storage crank arm extending out of the first side plate, one end of the energy storage spring is connected to the energy storage crank arm, the other end of the energy storage spring is connected to the supporting shaft of the first side plate, a receding groove is formed in the position, corresponding to the motor, of the second side plate, one end of the motor penetrates through the receding groove, and the other