The invention provides a double-wiper-blade wiper arm which comprises an arm seat, the front end of the arm seat is connected with a first arm plate and a second arm plate, the front ends of the first arm plate and the second arm plate are connected with a first wiper blade and a second wiper blade respectively, and the rear ends of the first arm plate and the second arm plate are hinged to the front end of the arm seat; a first spring fixing piece is arranged at the front end of the arm seat, a second spring fixing piece is arranged at any position, close to the rear end, of the first arm plate, a first spring is arranged between the first spring fixing piece and the second spring fixing piece, and a third spring fixing piece is arranged at any position, close to the rear end, of the second arm plate. And a second spring is arranged between the first spring fixing piece and the third spring fixing piece. According to the double-wiper-blade windscreen wiper arm, the pressure of the two wiper blades is controlled through different springs, pressure distribution is uniform, the wiping efficiency of the wiper blades is guaranteed, a partially-covered or fully-covered arm plate structure is adopted, the overall size is reduced, the double-wiper-blade windscreen wiper arm is also suitable for small cars, and the arm plate is provided with holes or adopts the inclined plane design, so that wind resistance is reduced, and the floating condition is prevented.

    本发明提供了一种双刮片雨刮臂,包括臂座,臂座前端连接有第一和第二臂板,第一和第二臂板的前端分别连接有第一和第二刮片,第一和第二臂板的后端与臂座的前端铰接;臂座的前端设置有第一弹簧固定件,第一臂板靠近其后端的任意位置设置有第二弹簧固定件,第一弹簧固定件和第二弹簧固定件之间设置有第一弹簧,第二臂板靠近其后端的任意位置设置有第三弹簧固定件,第一弹簧固定件和第三弹簧固定件之间设置有第二弹簧。本发明提供的双刮片雨刮臂,两个刮片由不同的弹簧来控制压力,压力分布均匀,保证了刮片的刮刷效率,采用部分覆盖或全覆盖的臂板结构,减小了整体尺寸,小型车同样适用,臂板开孔或采用斜面设计,降低风阻,防止浮起情况的发生。


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    Title :

    Windscreen wiper arm with double wiper blades


    Additional title:

    一种双刮片雨刮臂


    Contributors:
    LI YUANJIE (author) / WU GUOHONG (author) / ZHOU PAN (author) / LI QING (author)

    Publication date :

    2022-09-20


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B60S SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR , Warten, Reinigen, Instandsetzen, Unterstützen, Anheben oder Rangieren von Fahrzeugen, soweit nicht anderweitig vorgesehen




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