Power protection devices that inclines is prevented to platform

The utility model discloses a power protection devices that inclines is prevented to platform, include: work rope, safety rope, safety lock swing arm, safety lock, trigger switch, connecting plate andtrigger the screw, the gyro wheel that the work rope passed in the safety lock swing arm is connected with the lifting machine, the safety rope passes the safety lock, trigger switch passes through the connecting plate and installs on the safety lock, it triggers the screw to be equipped with in the safety lock swing arm, the electrical control loop connection of trigger switch and motor. Utilization prevent the inclining theory of operation of safety lock, when the safety lock played the lock, triggering the screw and will trigger the trigger switch who prevents inclining power protection devices in the swing arm was installed to safety lock swing arm meeting wallowing motion, and trigger switch gives electric control system with the signal transmission, cuts off the control system powerimmediately, makes that t