Hand-operated closing-opening operating device of circuit breaker

Disclosed in the utility model is a hand-operated closing-opening operating device of a circuit breaker. The device comprises a circuit breaker housing, a circuit breaker panel and a circuit breaker main body portion arranged inside the space formed by the circuit breaker housing and the circuit breaker panel. Besides, the device also includes a bending plate, a closing button assembly for maintenance, an opening button assembly for maintenance, a second closing pressing plate and a second opening pressing plate. Specifically, the bending plate is arranged on a side plate of the circuit breaker main body portion and is also arranged inside the space formed by the circuit breaker housing and the circuit breaker panel; and there is a space between the bending plate and the circuit breaker panel. The closing button assembly for maintenance is arranged on the bending plate; and the opening button assembly for maintenance is arranged on the bending plate by corresponding to the closing button assembly for maintenance. And the second closing pressing plate corresponding to the closing button assembly for maintenance is arranged on a closing semi-shaft of the circuit breaker; and the second opening pressing plate corresponding to the opening button assembly for maintenance is arranged at a closing semi-shaft of the circuit breaker. According to the utility model, when the circuit breaker panel is removed and the circuit breaker is in a maintenance state, the security and accuracy of the closing-opening operation of the circuit breaker can be ensured.