The invention discloses a top holder capable of adjusting the height of a guardrail. The top holder comprises: a roof rack and further comprises: a first bearing platform which is arranged on the top of the roof rack; a fixed platform which is arranged at the top of the first bearing platform; and a transmission frame which is slidably arranged at the top end of the first bearing platform. According to the invention, a wheel disc is rotated, the wheel disc drives a lead screw to rotate, the lead screw is in screwed connection with the transmission frame, the transmission frame slides on the first bearing platform and drives a first rack and a second rack to move, the first rack and the second rack drive a first gear and a second gear to rotate, and the first gear and the second gear drive a first connecting rod, a second connecting rod and a third connecting rod on the lower side to rotate, so that a first connecting rod, a second connecting rod and a third connecting rod on the upper side rotate, the height of a second bearing platform is changed, and therefore objects of different specifications are fixed.

    本发明公开了一种可调节护栏高度的车顶架,包括车顶支架,还包括:第一承台,设置于车顶支架顶部;固定台,设置于第一承台顶部;传动架,滑动设置在第一承台顶端。本发明中,转动轮盘,轮盘带动丝杆转动,由于丝杆与传动架旋合连接,传动架在第一承台上滑动,传动架带动第一齿条和第二齿条移动,第一齿条和第二齿条带动第一齿轮和第二齿轮转动,第一齿轮和第二齿轮带动下侧的第一连杆、第二连杆、第三连杆转动,使得上侧的第一连杆、第二连杆、第三连杆转动,进而改变第二承台的高度,从而实现对不同规格的物品进行固定。


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    Titel :

    Top holder capable of adjusting height of guardrail


    Weitere Titelangaben:

    一种可调节护栏高度的车顶架


    Beteiligte:
    WU JINGZHONG (Autor:in)

    Erscheinungsdatum :

    10.08.2021


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

    IPC:    B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR



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