Sanitation vehicle rear steering axle with mechanical limiting function

The utility model provides a sanitation vehicle rear steering axle with a mechanical limiting function. The rear steering axle comprises a rear steering axle body, a steering oil cylinder is arrangedin the rear steering axle body; two ends of the steering oil cylinder are rotationally connected with oil cylinder pull rods; the other end of the oil cylinder pull rod is rotationally connected witha steering shaft head, the steering shaft head is rotationally connected with the rear steering axle body, the two ends of the rear side of the rear steering axle body are fixedly connected with mechanical limiting bases, adjusting bolts are in threaded connection with the mechanical limiting bases and face the steering shaft head, and the oil cylinder pull rod is located on the opposite side of the mechanical limiting bases. According to the utility model, the turning angle of the rear steering axle tire of the sanitation vehicle can be limited; steering impact generated due to the fact thatthe wheels rotate to the li