The embodiment of the invention discloses a portable folding push-pull vehicle which comprises a walking wheel assembly, four damping elements, a foldable bearing bottom frame, a foldable main frame, a telescopic handle assembly and a cloth bag. The walking wheel assembly comprises two fixed wheels arranged on the rear portion and two universal steering wheels arranged on the front portion. The foldable bearing bottom frame comprises two lower rear connecting pieces, a lower front connecting piece and an X-shaped foldable bearing fork frame; the fixed wheel is arranged below the lower rear connecting piece through the damping element, and the universal steering wheel is arranged below the lower front connecting piece through the damping element; the damping element is one or more of a damping spring, a cylinder type damper or a variable damping damper. The portable folding push-pull vehicle provided by the invention has excellent damping performance, is very suitable for rugged road conditions with relatively large vibration in field camping, and has the advantages that the overall volume is increased compared with the conventional volume, and the size is reduced after the push-pull vehicle is folded.
本发明实施例公开了一种便携式折叠推拉车,包括:行走轮组件、四个减震元件、可折叠承重底框、可折叠主框架、伸缩把手组件和布兜;所述行走轮组件包括设置在后方的两个固定轮)和设置在前方的两个万向转向轮;所述可折叠承重底框包括两个下后连接件、下前连接件、X型折叠承重叉框;所述固定轮通过所述减震元件设置在所述下后连接件下方,所述万向转向轮通过所述减震元件设置在所述下前连接件下方;所述减震元件是减震弹簧、气缸型减震器或变阻尼减震器其中的一种或多种混合使用。本发明提供的便携式折叠推拉车,具有优异的减震性能,非常适合于野外露营中道路崎岖不平振动较大的路况,整体容积与常规相比加大,折叠后的尺寸变小。
Portable folding push-pull vehicle
一种便携式折叠推拉车
2022-10-04
Patent
Electronic Resource
Chinese
IPC: | B62B Von Hand bewegte Fahrzeuge, z.B. Handkarren oder Kinderwagen , HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS |