The invention discloses a tower footing structure and an electric bicycle, the tower footing structure comprises a shell assembly, a main body assembly, a fastener and a one-way rotation clutch structure, the shell assembly comprises a shell and a first bearing, the main body assembly comprises a main body and a second bearing, and the main body and the shell are freely and detachably connected through the one-way rotation clutch structure; at least one first bearing is arranged between the shell and the shaft roller, and the outer ring of the first bearing is fixedly connected with the shell; the shaft roller is provided with a first step; the fastener is arranged outside the shaft stick and is detachably connected with the shaft stick; the end face, close to one side of the body, of the inner ring of the first bearing abuts against the first step, and the end face, away from one side of the body, of the inner ring of the first bearing abuts against the fastener, so that the inner ring of the first bearing is fixedly connected with the shaft roller. According to the tower footing structure, the main body assembly and the shell assembly can be separated, the main body assembly and the shell assembly can be independently replaced, the use flexibility of the main body assembly and the shell assembly is higher, and the after-sale cost of the tower footing structure is reduced.
本发明公开一种塔基结构及电动自行车,塔基结构包括外壳组件、主体组件、紧固件和单向转动离合结构,外壳组件包括外壳和第一轴承,主体组件包括主体和第二轴承,主体与外壳通过单向转动离合结构可自由拆卸连接;外壳与轴棍之间至少设置一个第一轴承,第一轴承的外圈与外壳固定连接;轴棍设置有第一台阶;紧固件设于轴棍外且与轴棍可拆卸连接;第一轴承的内圈靠近主体一侧端面与第一台阶抵接,第一轴承的内圈远离主体一侧端面与紧固件抵接,以使第一轴承的内圈与轴棍固定连接。本发明的主体组件与外壳组件可以分离,主体组件和外壳组件可以单独进行更换,使得主体组件和外壳组件的使用灵活性更高,减小了塔基结构的售后成本。
Tower footing structure and electric bicycle
塔基结构及电动自行车
2025-02-28
Patent
Electronic Resource
Chinese
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