The invention discloses a trolley capable of steering in situ. The trolley comprises a trolley frame, a rear wheel assembly arranged at the bottom of the trolley frame and a steering mechanism used for enabling the trolley to rotate, wherein the rear wheel assembly comprises at least two rear wheels located on the left side and the right side of the frame respectively, the rear wheels are rotationally arranged on the frame, the steering mechanism comprises a first electric push rod fixed to the frame, a second electric push rod fixed to the rear wheels and a connector arranged on the frame ina sliding mode, the first electric push rod is in transmission connection with the second electric push rod through the connector, and the first electric push rod is used for driving the rear wheels to rotate towards the outer side of the frame. The trolley is advantaged in that pivot steering can be achieved in a narrow space, the requirement for the space range is small, the trolley is flexibleto use, practicability is high, a guide rail is arranged on the chassis, the displacement direction is restrained, and work is accurate and reliable.

    本发明为一种原地转向的小车,包括车架、设置在所述车架底部的后车轮组件和用于使所述小车转动的转向机构,所述后车轮组件包括至少两个分别位于所述车架左右两侧的后车轮,所述后车轮转动设置在所述车架上,所述转向机构包括固定在所述车架上的电动推杆一、固定在所述后车轮上的电动推杆二和滑动设置在所述车架上的连接器,所述电动推杆一通过所述连接器与所述电动推杆二传动连接,电动推杆一用于驱动所述后车轮向所述车架的外侧转动。本发明可在狭小的空间内实现原地转向,对空间范围要求较小,使用灵活,实用性强,且底盘上设置了导轨,约束位移方向,工作精确可靠。


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    Title :

    Trolley capable of steering in situ


    Additional title:

    一种原地转向的小车


    Contributors:
    CHEN XIAOYANG (author) / KANG SHAOPENG (author) / HU YUAN (author) / NI ZHOUHENG (author) / MAO ZHENNING (author)

    Publication date :

    2020-07-14


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B62K Fahrräder , CYCLES



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