The invention discloses a steering device of a rear wheel steering bicycle, which comprises a rotary disc, two driving ropes and a fastening unit, wherein the rotary disc is provided with a top surface perpendicular to the axial direction and a flange which is arranged on the periphery of the top surface in a protruding mode and provided with two penetrating holes located in the two opposite sides; the driving ropes penetrate through the penetrating holes respectively and can bear external force to drive the rotary disc to rotate around the axis; the fastening unit comprises two fixing piece sets and a tensioning piece set, the two fixing piece sets are adjacent to the penetrating holes respectively and can detachably fix the driving ropes, and the tensioning piece set is positioned between the fixing piece sets; the tensioning piece set is provided with a pivot which extends along the axial direction and is connected with the top surface and a clamping piece connected with the pivot;the clamping piece is provided with a clamping end used for clamping the driving rope and an operating end opposite to the clamping end, and the operating end is far away from the pivot relative to the clamping end and can be operated to enable the clamping end to be close to or far away from the penetrating hole around the pivot, so that a user is facilitated to tension and fix the driving ropes.

    一种后轮转向自行车的转向装置,包含转盘、两个驱动绳,及紧固单元。所述转盘具有垂直轴向的顶面,及凸设于所述顶面的周缘且具有两个位于相反两侧的穿孔的凸缘。所述驱动绳分别穿过所述穿孔并能受外力而驱使所述转盘绕所述轴线转动。所述紧固单元包括两个分别相邻所述穿孔且能卸离地固定所述驱动绳的固定件组,及位于所述固定件组之间的拉紧件组,所述拉紧件组具有沿所述轴向延伸且连接所述顶面的枢轴,及连接所述枢轴的夹持件,所述夹持件具有用来夹持所述驱动绳的夹持端,及相反于所述夹持端的操作端,所述操作端相较于所述夹持端远离所述枢轴,且能受操作使所述夹持端绕所述枢轴相对于所述穿孔趋近及远离,以便使用者拉紧并固定所述驱动绳。


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    Title :

    Steering device of rear wheel steering bicycle


    Additional title:

    后轮转向自行车的转向装置


    Contributors:
    ZHANG JUNDI (author) / ZHANG YONGTAI (author) / ZHANG WENTAI (author)

    Publication date :

    2020-07-07


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B62K Fahrräder , CYCLES



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