The embodiment of the invention discloses a temporary auxiliary running device for a bicycle; the device comprises a rear wheel axle, a transmission assembly and a wheel replacement assembly, the wheel replacement assembly comprises a replacement wheel axle located under a rear wheel during working, and the left end face and the right end face of the replacement wheel axle are connected with swing connecting shafts in a running fit mode; the replacement wheel axle is fixedly connected with replacement small wheels which are arranged in a bilateral symmetry mode with the wheel as the center, the two replacement small wheels are located on the left side and the right side of the bicycle rear wheel respectively, and the transmission assembly comprises a driving chain wheel which is located on the left side of the bicycle and fixedly connected with the rear axle. During the running process of the bicycle, the temporary auxiliary running device can replace the rear wheel to carry out temporary transmission in case of unexpected situations such as tire burst, air leakage and the like that riding cannot be continued, so that a rider can ride the bicycle to a repair site, and the device can be fixed on the bicycle to be matched with other auxiliary equipment such as a mud guard and the like during normal riding at ordinary times and can also work as an emergency device for coping with the unexpected situations.
本发明实施例公开了一种自行车临时辅助行驶装置,包括后轮轴,传动组件以及车轮替代组件,车轮替代组件包括工作时位于后车轮正下方的替代轮轴,替代轮轴左右两端面转动配合连接设有摆动连接轴,替代轮轴上固定连接设有以车轮为中心左右对称布置的替代小轮,两个替代小轮分别位于车后轮左右两侧,传动组件包括位于车辆左侧与后轮轴固定连接的主动链轮,该装置能够在自行车行驶过程中,后轮遇到爆胎漏气等无法继续骑行的突发状况时能够代替后轮进行临时传动以便骑行者能够将车辆行驶至修理地点,该装置作为一种应对突发状况的应急装置,也可在平时正常行驶时可固定在车辆上配合安装挡泥板等其他辅助设备。
Temporary auxiliary running device for bicycle
一种自行车临时辅助行驶装置
08.06.2021
Patent
Elektronische Ressource
Chinesisch
Running device and running method for electric bicycle
Europäisches Patentamt | 2015
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