The invention discloses a tool-free detachable handlebar stem which comprises a front fork vertical pipe and a handlebar vertical pipe inserted into the front fork vertical pipe from top to bottom, a lower threaded connecting part is arranged outside the upper end of the front fork vertical pipe, an external thread is arranged on the outer side of the lower threaded connecting part, a rotating nut is arranged on the handlebar vertical pipe in a matched mode, and the rotating nut is connected with the front fork vertical pipe. The lower portion of the rotary nut is provided with an upper threaded connection portion matched and fixed with the lower threaded connection portion, the upper threaded connection portion is provided with internal threads, an axial limiting mechanism is arranged between the rotary nut and the handlebar vertical pipe, and an upper positioning mechanism is arranged between the upper end of the front fork vertical pipe and the handlebar vertical pipe. The handlebar vertical pipe and the front fork vertical pipe are fastened through the rotating nut, so that bare-handed operation is achieved, and compared with a traditional mode that a wrench is adopted for installation and fixation, operation is more convenient and simpler, and operation can be conducted anytime and anywhere.

    本发明公开了一种免工具拆卸把立,包括前叉竖管,以及从上往下插入前叉竖管的车把立管,所述前叉竖管的上端外部设有下螺纹连接部,所述下螺纹连接部的外侧设有外螺纹,所述的车把立管上匹配设有旋母,所述旋母的下部设有与下螺纹连接部相匹配固定的上螺纹连接部,所述的上螺纹连接部开设有内螺纹,所述的旋母与车把立管之间设有轴向限位机构,所述前叉竖管的上端与车把立管之间设有上定位机构。本发明通过旋母来实现车把立管与前叉竖管之间的紧固,从而实现徒手操作,与传统采用扳手安装固定的方式相比,更加方便简单,随时随地都可以进行操作。


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    Title :

    Handlebar capable of being disassembled without tool


    Additional title:

    一种免工具拆卸把立


    Contributors:
    LI ZHENG (author) / LI YUGUANG (author) / TANG HUALONG (author) / ZHU CHANGBIN (author)

    Publication date :

    2024-02-23


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B62K Fahrräder , CYCLES



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