CIRCUIT BREAKER INTERLOCKING APPARATUS Russian patent published in 2020 - IPC H01H71/10 

FIELD: electricity.

SUBSTANCE: invention relates to a blocking device for a switch, which comprises a control unit and a blocking unit, which are connected to each other in a drive manner. Control unit can be connected to the rod assembly and the cam mechanism of the working mechanism with the energy accumulator for the switch in a locking manner, thereby controlling the completion of the operation of switching on/off the working mechanism with the energy accumulator. Switching latch of the control unit is connected to the assembly of connecting rods, and the enclosing latch of the control unit is connected to the cam unit. Actuating rod of the locking unit is connected to the control unit in a drive manner to actuate the included latch, and the interrupting guide bar of the blocking unit is connected to the control unit in a drive manner for actuation of the switching latch. One end of the engaged semi-axle is connected with the actuating latch in a drive manner, and the other end of the including semi-axle and the leading guide bar are located opposite each other.

EFFECT: locking mechanism for the circuit breaker provided by the present invention is characterized by compact design, control accuracy and stability of operation.

17 cl, 31 dwg