The invention discloses a connecting structure for a frame and a rear wheel and a base-free type multifunctional body building bicycle. A frame (10) comprises a front extension portion (10A), a middle installation hole (14) and a rear extension portion (10B); a rear double-wheel assembly (80) comprises a left rear wheel (82), a right rear wheel (81) and a steering axle (84); the rear end of the rear extension portion (10B) is provided with a first connecting plate (19); the front end of the steering axle (81) is provided with a second connecting plate (88); the first connecting plate (19) and the second connecting plate (88) which are adhered are fixedly connected through a bolt. According to the connecting structure for the frame and the rear wheel, the first connecting plate and the second connecting plate which are adhered are fixedly connected through the bolt, the connection is firm and the structure is compact, the size is small, and the center of gravity is low.


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    Title :

    Connecting structure for frame and rear wheel and bicycle


    Contributors:
    TANG FAN (author) / ZHANG YULING (author) / LIU QINGHUA (author)

    Publication date :

    2015-04-22


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B62K Fahrräder , CYCLES



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