The invention discloses a semitrailer auxiliary brake device, and relates to the technical field of semitrailer braking, the semitrailer auxiliary brake device comprises two brake wheels, a rotating shaft, a first shaft sleeve, a telescopic rod, a first hydraulic cylinder, a second shaft sleeve and a first auxiliary brake part, the two brake wheels are arranged at the two ends of the rotating shaft; the rotating shaft is sleeved with the first shaft sleeve and the second shaft sleeve, and the rotating shaft can rotate in the first shaft sleeve and the second shaft sleeve; the telescopic rod is arranged on the first shaft sleeve; the first hydraulic cylinder is arranged on the second shaft sleeve; the first auxiliary brake part comprises a brake pad arranged on the rotating shaft, a brake disc is arranged above the brake pad, and the brake disc is in transmission connection with a second hydraulic cylinder. After a brake of the semitrailer fails, the semitrailer can be braked through the first auxiliary brake part, and the driving safety is improved.

    本发明公开了一种半挂车辅助刹车装置,涉及半挂车刹车技术领域,包括:两个刹车轮、转轴、第一轴套、伸缩杆、第一液压缸、第二轴套和第一辅助刹车部,其中,两个所述刹车轮设置在所述转轴的两端;所述第一轴套和所述第二轴套套设在所述转轴上,所述转轴能够在所述第一轴套和所述第二轴套内转动;所述伸缩杆设置在所述第一轴套上;所述第一液压缸设置在所述第二轴套上;所述第一辅助刹车部包括设置在所述转轴上的刹车片,所述刹车片的上方刹车盘,所述刹车盘传动连接有第二液压缸。本发明在半挂车自身的刹车失灵后可以通过第一辅助刹车部进行刹车,提升了行车的安全性。


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    Title :

    Auxiliary brake device of semitrailer


    Additional title:

    一种半挂车辅助刹车装置


    Contributors:
    LI LE (author) / LI ZIJUN (author) / SUN XIYOU (author)

    Publication date :

    2022-04-26


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B60T Bremsanlagen für Fahrzeuge oder Teile davon , VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF



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