The invention discloses a wheel track adjustable baby carriage frame which comprises a main frame and a sliding frame, the main frame comprises a main supporting rod set and a side supporting rod set, the main supporting rod set is slidably provided with a first sliding piece, one end of the side supporting rod set is rotatably connected to the first sliding piece, and the other end of the side supporting rod set is rotatably connected with a second sliding piece; the end of the main supporting rod set is rotatably connected with a third sliding piece, the main frame is provided with a first wheel set, the sliding frame is provided with a second wheel set, the sliding frame is slidably connected with the second sliding piece and the third sliding piece, the main supporting rod set, the side supporting rod set and the sliding frame form a three-connecting-rod mechanism, and the sliding frame can move relative to the main frame. The distance between the first wheel set and the second wheel set is changed, the wheel track of the baby carriage can be adjusted according to needs, and different use requirements are met.
本发明公开了一种轮距可调的童车车架,包括主框架、滑动架,主框架包括主支撑杆组及侧支撑杆组,主支撑杆组可滑动设置有第一滑动件,侧支撑杆组的一端可转动连接至第一滑动件,侧支撑杆组的另一端可转动连接有第二滑动件,主支撑杆组的端部可转动连接有第三滑动件,主框架设置有第一轮组,滑动架设置有第二轮组,滑动架分别与第二滑动件和第三滑动件可滑动连接,主支撑杆组、侧支撑杆组及滑动架形成三连杆机构,滑动架能够相对于主框架移动,以改变第一轮组和第二轮组之间的距离,可以根据需要对童车的轮距进行调整,满足不同的使用要求。
Baby carriage frame with adjustable wheel tread
轮距可调的童车车架
2022-11-11
Patent
Electronic Resource
Chinese
IPC: | B62B Von Hand bewegte Fahrzeuge, z.B. Handkarren oder Kinderwagen , HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS |
Wheel mounting seat, baby carriage frame and baby carriage
European Patent Office | 2023
|