The invention discloses a high-folding-ratio portable luggage barrow which comprises two parallel multi-section telescopic pull rods, a handle is fixed to the top ends of the multi-section telescopic pull rods, a wheel frame structure is arranged at the bottom ends of the multi-section telescopic pull rods, wheel assemblies are arranged on the wheel frame structure, a supporting frame is connected with a carrying plate structure through a pin shaft, and the carrying plate structure is connected with the handle through a pin shaft. The wheel frame structure comprises a wheel main frame and a wheel auxiliary frame, the wheel main frame is provided with a round through hole arranged on the bottommost rod of the multi-section telescopic pull rod in a sleeved mode, a folding cavity with openings in the top face and the outer side face is formed in the wheel main frame, and the wheel auxiliary frame is connected into the folding cavity through a rotating shaft rod. The wheel assembly is connected to the bottom face of the wheel auxiliary frame through a screw. The foldable bicycle frame is reasonable in structural arrangement, the carrying plate can be folded, the wheel frame structure can be folded, the folding ratio is high, the size of the folded bicycle frame is greatly reduced, and the foldable bicycle frame is high in applicability and good in practicability.
本发明公开了一种高折叠比的便携行李车,包括两个相平行的多节伸缩拉杆,多节伸缩拉杆的顶端固定有手柄,多节伸缩拉杆的底端设置有车轮架结构,车轮架结构上设置有车轮组件,支撑架上通过销轴连接有载物板结构,多节伸缩拉杆的最底部杆顶端固定有固定器,车轮架结构包括车轮主架和车轮副架,车轮主架上开设有套设在多节伸缩拉杆中最底部杆的圆形通孔,车轮主架内开设有顶面和外侧面开口的折叠腔,车轮副架通过转动轴杆连接在折叠腔内,车轮组件通过螺杆连接在车轮副架的底面。本发明的结构设置合理,其不但可以将载物板进行折叠,而且可以将车轮架结构进行折叠,其高折叠比,大幅度降低了折叠后的车架体积,适用性强且实用性好。
high-folding-ratio portable luggage barrow
一种高折叠比的便携行李车
24.08.2021
Patent
Elektronische Ressource
Chinesisch
IPC: | B62B Von Hand bewegte Fahrzeuge, z.B. Handkarren oder Kinderwagen , HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS |