Safety interlocking drawout type circuit breaker

The utility model discloses a safety interlocking drawout type circuit breaker, which comprises a circuit breaker body and a drawer base, wherein the circuit breaker body is provided with an opening connecting rod; the drawer base comprises a shell body, a traction mechanism and an opening driving assembly. The safety interlocking drawout type circuit breaker is characterized in that: the traction mechanism comprises a sliding block; the opening driving assembly comprises a swinging pressure rod, and the swinging pressure rod is provided with a driving acting surface which is matched with the opening connecting rod and a pressing matching surface which is pressed against and matched with the sliding block; and when the circuit breaker body is arranged between a test position and a connecting position, the sliding block presses against the pressing matching surface of the swinging pressure rod, so that the driving acting surface of the swinging pressure rod presses the opening connecting rod to act. The safety interlocking drawout type circuit breaker can guarantee that the circuit breaker body is in an opening state when actuating the rocking-in or rocking-out operation and is locked in the opening state before arriving at a designated position, so as to ensure the safety during the operation process.