The invention relates to the technical field of hand-pulling type carts, and discloses a folding assembly, a folding frame and a folding trolley, the folding trolley comprises four stand columns and wheels, the four stand columns are vertically arranged, the projections of the four stand columns on the horizontal plane are sequentially located at the four corners of a rectangle, the wheels are arranged at the lower ends of the stand columns, and the wheels are arranged at the lower ends of the stand columns. The two stand columns at the head of the folding bicycle and the two stand columns at the tail of the folding bicycle are connected through a transverse frame, the two stand columns at the left end of the folding bicycle and the two stand columns at the right end of the folding bicycle are connected through a longitudinal frame, the transverse frame and/or the longitudinal frame are the folding frame, and a first folding rod and a second folding rod at the two ends of the folding frame are connected with the stand columns in a pivoted mode. When the folding bicycle provided by the invention is in an unfolded state, the side surfaces of the folding bicycle can be supported more comprehensively, so that the lining can be prevented from protruding outwards, and the folding bicycle is ensured to have better trafficability; in addition, the folding bicycle is small in size in the folding state, and the smoothness of the top can be kept.

    本发明涉及手拉式推车技术领域,公开了一种折叠组件、折叠架以及折叠车,该折叠车包括立柱和轮子,立柱的数量为四个,四个立柱均竖直设置,四个立柱在水平面上的投影依次位于矩形的四个角,立柱的下端均设有轮子,折叠车头部的两个立柱以及折叠车尾部的两个立柱均通过横架连接,折叠车左端的两个立柱以及折叠车右端的两个立柱均通过纵架连接,横架和/或纵架为前述的折叠架,折叠架两端的第一折叠杆、第二折叠杆与立柱枢接。本发明提供的折叠车在展开状态时,折叠车的侧面能够得到更加全面的支撑,从而可以防止内衬向外凸出,保证折叠车具有较好的通过性;此外,本折叠车在折叠状态时具有较小的体型,而且能够保持顶部的平整性。


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    Title :

    Folding assembly, folding frame and folding bicycle


    Additional title:

    一种折叠组件、折叠架以及折叠车


    Contributors:
    HU JUNMIN (author)

    Publication date :

    2023-03-21


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B62B Von Hand bewegte Fahrzeuge, z.B. Handkarren oder Kinderwagen , HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS



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