The invention provides a trailer fixing and locking device which comprises a frame, a linkage locking assembly is arranged on the frame, the linkage locking assembly comprises a U-shaped groove-shaped support and a middle connecting mechanism arranged in a support groove, a steering cam is fixed to one end, perpendicular to the support groove, in the support, and the steering cam is fixed to the other end, perpendicular to the support groove, in the support. One end of the steering cam is connected with a control handle on the outer side of the support, the other end of the steering cam is connected with the middle connecting mechanism through a pin shaft, and a first limiting frame and a second limiting frame are arranged on the middle connecting mechanism in parallel. Due to the fact that the linkage locking assembly is provided with the first limiting frame and the second limiting frame, first-gear limiting fixing and second-gear limiting fixing can be achieved.

    本发明提供了一种拖车固定锁紧装置,包括车架,所述车架上设置有联动锁紧组件,所述联动锁紧组件包括U型凹槽状的支架和设置在所述支架凹槽内的中间连接机构,所述支架内的一端垂直支架凹槽固定有转向凸轮,所述转向凸轮一端与所述支架外侧的操纵手柄相连接,另一端通过销轴与所述中间连接机构连接,所述中间连接机构上平行设置有第一限位架和第二限位架。由于本发明中的联动锁紧组件设置有第一限位架和第二限位架,所以可以实现一档限位固定和二档限位固定。


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    Title :

    Trailer fixing and locking device


    Additional title:

    一种拖车固定锁紧装置


    Contributors:
    XIE YUEBIN (author) / JIANG WENDONG (author) / YANG DEZHOU (author) / SHAO LEI (author)

    Publication date :

    2023-03-07


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B60P Fahrzeuge zum Transport von Lasten oder zum Befördern, Tragen oder Aufnehmen besonderer Lasten oder Gegenstände , VEHICLES ADAPTED FOR LOAD TRANSPORTATION OR TO TRANSPORT, TO CARRY, OR TO COMPRISE SPECIAL LOADS OR OBJECTS



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