A trolley frame comprises a front wall, a rear wall, a frame body composed of two symmetrical side walls, a bottom frame arranged at the bottom of the frame body and four rolling wheels arranged on the two sides of the front wall and the two sides of the rear wall respectively, the front wall comprises two vertical pipes, two upper fixing bases, two lower fixing bases and a Y-shaped folding assembly, and the Y-shaped folding assembly comprises two vertical pipes, two upper fixing bases, two lower fixing bases and a Y-shaped folding assembly. An upper fixing seat and a lower fixing seat are correspondingly arranged at the upper end and the lower end of each vertical pipe, and the rollers are mounted at the bottoms of the vertical pipes; the upper end and the lower end of any one of the left side and the right side of the Y-shaped folding assembly are respectively riveted with the upper fixing seat and the lower fixing seat; the rear wall and the front wall have the same structure; the bottom frame comprises a center connecting base, two telescopic pipes, two side connecting bases and four supporting pipes. Each side wall comprises two side transverse pipes, two X-shaped connecting rods and a middle transverse pipe, wherein each X-shaped connecting rod is formed by riveting a long pipe and a short pipe in a crossed mode. Each face of the frame can be folded and stored, the size is small when the frame is gathered together, and unfolding and folding are convenient and fast.

    本发明公开了一种聚拢型折叠手推车,所述车架包括前壁、后壁、两个对称侧壁组成的框体、框体底部的底架和分别设于前壁两侧、后壁两侧的四个滚轮,所述前壁包括两个立管、两个上固定座、两个下固定座和一个Y型折叠组件,每个立管的上、下两端对应设有上固定座、下固定座,所述滚轮安装于立管底部;所述Y型折叠组件左右任一侧的上、下两端分别与上固定座、下固定座铆接;所述后壁与前壁结构相同;所述底架包括中心连接座、两个伸缩管、两个侧连接座和四个支撑管;所述侧壁包括两个侧横管、由长管、短管交叉铆接成的两个X形连杆和一个中部横管。车架的每个面都可折叠收纳,聚拢比较集中体积小,展开和收折都方便快捷。


    Access

    Download


    Export, share and cite



    Title :

    Gathering type folding trolley


    Additional title:

    一种聚拢型折叠手推车


    Contributors:
    SUN BENLONG (author)

    Publication date :

    2023-01-10


    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



    FOLDING ROLLER TYPE TROLLEY

    SONG YOUNG PIL / KIM BUB LAE / KIM SEONG GYU et al. | European Patent Office | 2017

    Free access

    Gathering type folding frame

    SONG LIBO / WANG WENJIE / HE ZHENGMING | European Patent Office | 2023

    Free access

    FOLDING ROLLER TYPE TROLLEY

    European Patent Office | 2017

    Free access

    FOLDING WHEEL TYPE TROLLEY

    SONG YOUNG PIL / KIM SEONG GYU / YOON JI YOUNG et al. | European Patent Office | 2015

    Free access

    Bran gathering and distributing trolley

    LIU YING | European Patent Office | 2015

    Free access