The invention discloses a rear wheel steering and returning mechanism for a commercial vehicle. The rear wheel steering and returning mechanism comprises a hydraulic returning cylinder as well as a motor, a rear wheel steering gear, a steering rocker arm and a rear wheel steering pull rod, wherein the motor, the rear wheel steering gear, the steering rocker arm and the rear wheel steering pull rod are connected with each other in sequence; the motor and the rear wheel steering gear are both fixed on a frame cross beam; an upper steering knuckle arm of a rear wheel steering driving axle is connected with a rear wheel steering pull rod so as to drive the rear wheel to steer; and a lower steering knuckle arm of the rear wheel steering driving axle is connected with a piston rod of the hydraulic returning cylinder so as to drive the rear wheel to return. According to the rear wheel steering and returning mechanism for the commercial vehicle, disclosed by the invention, the steering and returning functions of a rear wheel are realized on the one hand and the stability in driving and stability in operation are assured on the other hand through the coordination between the hydraulic returning cylinder and the motor. In addition, the rear wheel steering and returning mechanism for the commercial vehicle, disclosed by the invention, is advantaged in that the structure is simple, the alteration of a chassis structure is small, the response speed is high, the control difficulty is small and the requirements on the operation of a driver are reduced.


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    Titel :

    Rear wheel steering and returning mechanism for commercial vehicle


    Beteiligte:
    HUANG MIAOHUA (Autor:in) / ZHOU ZHOU (Autor:in) / TAO YE (Autor:in) / YU HOUYU (Autor:in) / CHENG YONG (Autor:in) / TAO SHENGFEI (Autor:in)

    Erscheinungsdatum :

    2015-10-07


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Englisch


    Klassifikation :

    IPC:    B62D MOTOR VEHICLES , Motorfahrzeuge



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