The invention discloses a self-locking type folding joint comprising a lower joint body, an upper joint body and a locking mechanism, lugs are arranged on the left side and the right side of the upper joint body respectively, and a middle shaft penetrates through the lugs and is hinged to the lower joint body; a window is formed between the upper edge of the front portion of the lower joint body and the lower edge of the front portion of the upper joint body, a sliding block in the locking mechanism is arranged in the window, the lower edge of the front portion of the upper joint body is attached to the upper surface of the sliding block, and the upper edge of the front portion of the lower joint body is attached to the lower surface of the sliding block. The rear portion of the lower joint body abuts against the rear portion of the upper joint body. The locking mechanism is provided with a handle, an adjusting rod and a sliding block, the handle is arranged on the outer side of the joint, the handle can drive the sliding block to move front and back through the adjusting rod so that the sliding block can be inserted into or withdrawn from the window, and the self-locking type folding joint is convenient to machine and assemble, firm, reliable and capable of achieving self-locking.

    本发明公开的一种自锁式折叠接头包括下接头、上接头以及锁紧机构,所述上接头左右侧各设凸耳,中轴穿过凸耳及下接头铰接连接;下接头前部上沿与上接头前部下沿之间构成窗口,锁紧机构中的滑块,设于所述窗口内,上接头前部下沿与滑块的上表面相贴合,下接头前部上沿与滑块的下表面相贴合;下接头后部与上接头后部相抵接;锁紧机构具有手柄、调节杆和滑块,手柄设置在接头外侧,手柄可通过调节杆驱动滑块前后移动,以使滑块插入或退出窗口,本自锁式折叠接头加工、装配方便,牢固可靠,可实现自锁。


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    Titel :

    Self-locking folding joint


    Weitere Titelangaben:

    一种自锁式折叠接头


    Beteiligte:
    ZHENG HANXIN (Autor:in)

    Erscheinungsdatum :

    27.04.2021


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

    IPC:    B62K Fahrräder , CYCLES



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