The invention belongs to the field of frames, and particularly relates to an electric passenger-carrying tricycle with a sectional type main frame, the electric passenger-carrying tricycle comprises a main frame, a tricycle body and wheels, the main frame comprises a bottom frame, a head tube support and a seat support, connecting plates are arranged on the head tube support and the seat support, and the connecting plates are installed on the bottom frame through bolt pieces; the bottom frame is provided with an anti-loosening assembly corresponding to the bolt pieces. The main frame is designed to be formed by connecting the bottom frame, the head pipe support and the seat support through the bolts, the strength of the main frame is guaranteed, meanwhile, production and transportation are facilitated, the installation tightness of the bolt pieces is enhanced through the anti-loosening assemblies, the problem that in a bolt connecting structure, the bolt pieces are loosened and fall off due to factors such as shaking is solved. And the stability of the overall structure of the main frame is further improved.

    本发明属于车架领域,具体的说是一种采用分段式主车架的电动载客三轮车,包括主车架、车体和车轮,所述主车架包括底架、头管支架和座位支架,头管支架和座位支架上均设置有连接板,连接板通过螺栓件安装在底架上,底架上安装有与螺栓件对应的防松组件;通过将主车架设计为由底架、头管支架和座位支架螺栓连接组成,既保证了主车架的强度,同时便于生产和运输,通过防松组件加强螺栓件的安装紧固度,改善了螺栓连接结构中,螺栓件受晃动等因素影响而出现松动脱落的问题,进一步提高了主车架整体结构的稳定性。


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    Title :

    Electric passenger-carrying tricycle with sectional type main frame


    Additional title:

    一种采用分段式主车架的电动载客三轮车


    Contributors:
    HOU ZHENQI (author) / ZHANG LIUKANG (author)

    Publication date :

    2022-01-07


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B62K Fahrräder , CYCLES



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