Elevator fault emergency protection device

The utility model provides an elevator fault emergency protection device. Lift car, guide rail and protection mechanism, alarm mechanism, an electric control cabinet and a guide shoe, a leveling sensor and a clamping plate, according to the utility model, the alarm mechanism and the protection mechanism are arranged; upon failure of an elevator, the elevator controller sends an electric signal tothe electric control cabinet; the electric control cabinet supplies power to the electric push rod; the push plate is pushed to move outwards; the locking plate pushes against the guide rail mountingplate and then moves towards two sides; abutting against clamping plate, the purpose of locking is achieved; further, the lift car is locked on the guide rails; the phenomenon that the lift car continuously slides down is avoided; failure, the GPRS communicator transmits image information in the elevator car to the main control room through wireless signals; the main control room is connected withthe voice broadcaster in t