The invention discloses a portable scooter bicycle which comprises a bicycle body, a telescopic handlebar, a folding mechanism, a steering mechanism, a rear wheel, two front wheels, a first-stage chain transmission mechanism, a second-stage gear transmission mechanism and a third-stage chain wheel transmission mechanism, the output end of the first-stage chain wheel transmission mechanism is connected with the input end of the second-stage gear transmission mechanism, and the output end of the third-stage chain wheel transmission mechanism is connected with the output end of the second-stage gear transmission mechanism. The second-stage gear transmission mechanism is installed in the gear box, an output shaft of the second-stage gear transmission mechanism penetrates through a through hole of the gear box and is coaxially installed with the input end of the third-stage chain wheel transmission mechanism, the output end of the third-stage chain wheel transmission mechanism is connected with a rear wheel shaft of the rear wheel through a rear wheel shaft sleeve, and the third-stage chain wheel transmission mechanism is located below the chain protection plate. According to the portable scooter bicycle, the structural characteristics of a scooter and a bicycle are combined, the portable scooter bicycle integrating three-stage transmission, landing and pedal dual drive and automatic extension spring reset is designed, the transmission efficiency is high, operation is convenient, and reliability is high.
本发明公开了一种便携式滑板自行车,包括车身,可伸缩式车把、折叠机构、转向机构、后轮、两个前轮、一级链传动机构、二级齿轮传动机构和三级链轮传动机构,其中,一级链轮传动机构的输出端与二级齿轮传动机构的输入端连接,二级齿轮传动机构安装在齿轮箱内,且二级齿轮传动机构的输出轴穿过齿轮箱的通孔与三级链轮传动机构的输入端同轴安装,三级链轮传动机构的输出端与后轮的后轮轴通过后轮轴套连接,三级链轮传动机构位于链条护板的下方。本发明结合滑板车和自行车的结构特点,设计了一种集三级传动、着地与踩踏板双驱动、拉伸弹簧自动复位的便携式滑板自行车,传动效率高,操作方便,可靠性高。
Portable skateboard bicycle
一种便携式滑板自行车
2023-10-31
Patent
Electronic Resource
Chinese