A steering gear for collision before passenger train

The utility model provides a steering gear for collision before passenger train, is including turning to casing, frame skeleton, guider, locking roll -up device, unidirectional rotating device, stretching strap and push rod, and unidirectional rotating device front side is with frame frame connection, rear side and turn to the casing and be connected, guider is including under and guiding mechanism of the last guiding mechanism that installs both sides about the frame skeleton respectively, the stretching strap lower extreme is connected with locking roll -up device and upwards extend and walkaround guiding mechanism and connect on turning to the casing, enclose frame connection, rear end towards the stretching strap before push rod front end and the passenger train, the push rod can be at the passenger train upon impact, and the rearward movement promotes the stretching strap and draws after round lower guiding mechanism, makes this stretching strap pulling turn to the casing and rotates forward, and then dr