A universal braking double-brake trundle convenient to release braking comprises a main support, an auxiliary support, a shaft body, two wheel bodies, a rotating sleeve piece, a wheel braking piece, a vertical shaft braking piece and a pedal driving piece and further comprises a transmission piece, a pressure spring, a linkage piece and a linkage shaft. The transmission piece is arranged in an upper semi-circular chamber and is in sliding fit with a guiding trough. The shaft brake plate extends into the vertical shaft seat and corresponds to the shaft brake sleeve, and the brake plate extends out of the brake plate hole and corresponds to a brake tooth groove in a rim of the wheel body; the linkage shaft is fixed with the linkage hinge plate, the linkage shaft is in sliding fit with the angular linkage hole, and the pedal release plate extends out of the release plate hole of the main support and is in sliding fit with the release plate hole; the auxiliary support is buckled with the main support, the plate body portion of the pedal driving piece is in sliding fit with the circumferential guide groove, and the arc-shaped guide plate rotates around the outer circumferential face of the main support and the outer circumferential face of the auxiliary support. The wheel braking piece is arranged at the top of the main support, braking is firm, and the reset action is fast through the pressure spring; and when the brake is released, only the linkage piece needs to be pedaled.

    一种解除制动方便的万向制动双刹脚轮,包括主支架、副支架、轴体、二个轮体、转动套件、轮制动件、立轴制动件和脚踏驱动件,还包括传动件、压力弹簧、联动件和联动轴,传动件设在上半圆形腔体部内且与导向槽滑动配合,轴制动板伸入立轴座内与轴制动套相对应,制动板从制动板孔中伸出并与轮体的轮辋上的制动齿槽相对应;联动轴与联动铰接板固定,联动轴与角形联动孔滑动配合,脚踏解除板从主支架的解除板孔伸出并滑动配合;副支架与主支架扣合,脚踏驱动件的板体部与周向导向槽滑动配合,圆弧形导向板绕主支架和副支架的外周向面转动。轮制动件于主支架的顶部,制动牢固,压力弹簧的设置复位动作快;解除制动时,只需脚踏联动件即可。


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    Titel :

    Universal brake double-brake trundle convenient to release braking


    Weitere Titelangaben:

    一种解除制动方便的万向制动双刹脚轮


    Beteiligte:
    WU ZHENQIU (Autor:in)

    Erscheinungsdatum :

    2021-09-07


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

    IPC:    B60B VEHICLE WHEELS , Räder für Fahrzeuge



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