The invention discloses a buffer type trundle which comprises a trundle body and a trundle sleeve arranged on the peripheral face of the trundle body in a sleeving mode, a plurality of inwards-sunken grooves are formed in the peripheral face of the trundle body and evenly distributed in the circumferential direction of the trundle body, and the trundle sleeve is provided with protruding strips matched with the grooves. The protruding strips are clamped into the grooves so that the wheel sleeve can be fixed to the wheel body. The trundle sleeve is provided with a plurality of buffering cavities, and the buffering cavities are evenly distributed in the circumferential direction of the trundle sleeve. A shaft hole is formed in the center of the trundle body, a plurality of evenly-distributed lightening holes are formed in the periphery of the shaft hole, protective covers are arranged on the two sides of the trundle body respectively, buckles are arranged on the protective covers, and buckling grooves corresponding to the buckles are formed in the trundle body. The buffering and damping effects are achieved, and the service life of the trundle body is guaranteed.

    本发明公开了一种缓冲式脚轮,包括轮体及套于所述轮体外周面的轮套,所述轮体的外周面设有若干条向内凹陷的凹槽,且若干条凹槽沿着所述轮体的周向均匀分布,所述轮套设有与所述凹槽相匹配的凸条,所述凸条卡入凹槽以实现轮套固定于所述轮体;所述轮套设有若干个缓冲腔,若干个所述缓冲腔沿着所述轮套的周向均匀分布;所述轮体的中心设有轴孔,所述轴孔的外周设有若干个均匀分布的减重孔,所述轮体的两侧分别设有防护盖,所述防护盖设有卡扣,所述轮体设有与所述卡扣相对应的扣槽。本发明起到缓冲减震的效果,保证轮体的使用寿命。


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    Title :

    Buffer type trundle


    Additional title:

    缓冲式脚轮


    Contributors:
    LIU CHUN (author)

    Publication date :

    2022-02-18


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B60B VEHICLE WHEELS , Räder für Fahrzeuge



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