The invention provides a large-load-bearing folding trolley which comprises a bottom frame assembly and trundle assemblies installed at the four corners of the bottom frame assembly, and the bottom frame assembly comprises two first supporting cross beams which are arranged in parallel in a spaced mode. The first supporting cross beam comprises a first parallelogram rod set, a second parallelogram rod set and a connecting base located between the first parallelogram rod set and the second parallelogram rod set, and one end of the first parallelogram rod set is hinged to the corresponding trundle assembly. The other end of the connecting rod is hinged to one side of the connecting seat; one end of each second parallelogram rod group is hinged to the corresponding trundle assembly, and the other end of each second parallelogram rod group is hinged to the other side of the connecting seat; according to the large-load-bearing folding trolley, the defects that an existing folding trolley is small in load bearing, small in capacity and single in function are overcome.

    本发明提供了一种大承重折叠手推车,包括底架组件和安装在所述底架组件四角处的脚轮组件,所述底架组件包括两个平行且间隔设置的第一支撑横梁,所述第一支撑横梁包括第一平行四边形杆组、第二平行四边形杆组以及位于所述第一平行四边形杆组和所述第二平行四边形杆组之间的连接座,所述第一平行四边形杆组的一端与对应的脚轮组件铰接,其另一端铰接在所述连接座的一侧;所述第二平行四边形杆组的一端与其对应的脚轮组件铰接,其另一端铰接在所述连接座的另一侧;本发明提供的一种大承重折叠手推车,克服了现有折叠手推车承重小、容量小以及功能单一的缺陷。


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    Title :

    Large-load-bearing folding trolley


    Additional title:

    一种大承重折叠手推车


    Contributors:
    ZOU GUOSEN (author) / ZHOU YONGSHUAI (author)

    Publication date :

    2024-06-04


    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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