The invention discloses a novel stair wheel with the adjustable maximum outer diameter, and the novel stair wheel with the adjustable maximum outer diameter comprises: a wheel disc; a spring fixing disc which is mounted in the center of the wheel disc; a clamping groove shell which is embedded in the wheel disc; a tooth-shaped clamping groove which is formed in the clamping groove shell; a tooth-shaped clamping groove which is formed in the clamping groove shell; a sliding rail and a connecting rod are arranged in the clamping groove, the inner end of the connecting rod is connected with a small roller, and the outer end of the connecting rod is hinged to a roller. A cylindrical boss is designed; a spring buckle is mounted on the spring fixing disc; a spring is mounted on the spring buckle; and the inner end of the spring is buckled on the spring buckle, and the outer end of the spring is buckled on the cylindrical boss of the connecting rod; The novel stair wheel is simple in structure, wide in application range and high in stability, and can run on stairs of different specifications.

    本发明公开了一种新型的最大外直径可调的楼梯轮,该新型的最大外直径可调的楼梯轮,包括轮盘;所述轮盘中心安装了弹簧固定盘;所述轮盘上嵌置卡槽壳;所述的卡槽壳里有齿状卡槽;所述的卡槽壳里有齿状卡槽;所述的卡槽内置滑轨与连杆,连杆内端连接小滚子,外端铰接滚轮,且设计了圆柱凸台;所述弹簧固定盘上安装了弹簧卡扣;所述弹簧卡扣上安装了弹簧;所述的弹簧内端扣在弹簧卡扣上,弹簧外端扣在连杆的圆柱凸台上;本发明结构简单,适用范围广,稳定性强,提供了一种在不同规格楼梯上行驶的轮子。


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    Title :

    Novel stair wheel with adjustable maximum outer diameter


    Additional title:

    一种新型的最大外直径可调的楼梯轮


    Contributors:
    TANG YAN (author) / LIANG BING (author) / SHAO LIUBAO (author) / LI KUN (author)

    Publication date :

    2021-09-14


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B60B VEHICLE WHEELS , Räder für Fahrzeuge



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