The invention discloses a bicycle dragging device which comprises a folding connecting frame and a trolley connecting frame; the front end of the folding connecting frame is connected to a large vehicle rear connecting shaft in a clamped mode and locked and positioned through a fastening assembly, and the rear end of the folding connecting frame is connected with a hook at the front end of the trolley connecting frame; the rear end of the trolley connecting frame is connected to the trolley frame in a clamped mode; during connection, a trolley front wheel is in lap joint with the folding connecting frame, is positioned immovably and does not make contact with the ground; a rotating shaft is arranged on the folding connecting frame, and the rotating shaft is located between the cart rear wheel and the trolley front wheel; the folding connecting frame is completely opened when working and is folded when not working. The bicycle dragging device is ingenious in conception, compact and reasonable in structure, convenient and fast to mount and dismount, is in an unfolded state when in use, is folded and placed behind a rear seat of a cart when not in use, does not affect the man-carrying and object-carrying functions, reduces the overall rotating radius, is convenient and fast to fold and store, and does not affect the riding safety.
本发明公开了一种自行车拖拽装置,包括折叠连接架和小车连接架,所述折叠连接架的前端卡接在大车后连接轴上并通过紧固组件锁紧定位,所述折叠连接架的后端与所述小车连接架前端的挂钩相连接,所述小车连接架的后端卡紧连接在小车车架上,连接时小车前轮搭接在所述折叠连接架上定位不动且不与地面接触,所述折叠连接架上设置有旋转轴,所述旋转轴位于大车后轮与小车前轮之间;所述折叠连接架工作时完全打开,非工作时折叠放置。本发明构思巧妙,结构紧凑合理,安装、拆卸方便快捷,使用时处于打开状态,不使用时折叠放置在大车后座的后方,不影响载人、载物的功能,整体的旋转半径减小,折叠存放方便快捷,不影响骑行安全。
Bicycle dragging device
一种自行车拖拽装置
2021-05-11
Patent
Elektronische Ressource
Chinesisch
IPC: | B62K Fahrräder , CYCLES |
Dragging device and ship provided with dragging device
Europäisches Patentamt | 2020
|