Indicating mechanism of circuit breaker and circuit breaker

The invention relates to the technical field of electrical equipment, in particular to an indicating mechanism of a circuit breaker. The indicating mechanism comprises: a bracket provided with a firstfixing part; a transmission part which is arranged on the support in a sliding mode, wherein a second fixing part is arranged on the transmission part; and an indicating piece which is arranged on the first fixing part in a rotating mode, wherein a rotating part is arranged at one end of the indicating piece, the second fixing part is inserted into the rotating part, and the indicating piece is driven by the transmission piece to rotate. The indicating mechanism of the circuit breaker is accurate in indicating position. Meanwhile, the invention also provides a circuit breaker with the indicating mechanism of the circuit breaker. 本发明涉及电气设备技术领域，具体涉及一种断路器的指示机构，包括：支架，设有第一固定部；传动件，滑动设于所述支架上，所述传动件上设有第二固定部；指示件，转动设于所述第一固定部上，并在所述指示件的一端设有转动部，所述第二固定部插入所述转动部内，所述指示件具有受所述传动件驱动而转动。本发明提供一种指示位置精确的断路器的指示机构。同时，还提供了一种具有断路器的指示机构的断路器。