Dual-output lift device for self-elevating drilling platform

The utility model provides a dual-output lift device for a self-elevating drilling platform. The device comprises a motor, an electromagnetic brake, a connecting shaft, a tank body, a parallel shaft reducer, a planet gear reducer, a climbing gear, a torque sensor, a drive wheel, a transition wheel and a driven wheel, wherein the parallel shaft reducer is arranged in the tank, and is transmitted by the motor which is arranged in the tank body; the planet gear reducer and the drive wheel are respectively connected with the parallel shaft reducer; the drive wheel transfers power to the driven wheel through the transition wheel, and the driven wheel and the climbing gear are respectively arranged on the same gear shaft; the planet wheel reducer is provided with the other climbing gear; the torque sensor is correspondingly arranged in the gear shaft; and the motor is connected with the connecting shaft extending into the tank body through a coupler, and the electromagnetic brake is arranged on the connecting shaft and outside the tank body. By adopting the technical scheme, the dual-output lift device has the advantages of simple structure, high safety performance, low production cost, free transmission, convenience in operation, high efficiency, convenience in detection and maintenance and the like.