The invention discloses an airborne landing lamp folding and unfolding mechanism which comprises a mechanism housing, a driving motor, a first-stage worm and gear pair, a second-stage worm and gear pair, a straight gear, a sector gear and a gap adjusting assembly. The gap adjusting assembly comprises an upper end bearing seat, an upper end nut, a lower end push rod and a lower end nut. The sector gear comprises a gear body, a first positioning pin, a second positioning pin and an extension spring. The gear body is composed of a fixed gear half piece and a floating gear half piece which are axially arranged. The landing lamp has the beneficial effects that in the using process of the landing lamp, it is guaranteed that the landing lamp does not shake, and the illumination stability is improved.

    本发明公开一种机载着陆灯收放机构,包括:机构罩壳、驱动电机、一级蜗轮蜗杆副、二级蜗轮蜗杆副、直齿轮、扇形齿轮及间隙调整组件。所述间隙调整组件包括:上端轴承座、上端螺母、下端推杆及下端螺母。所述扇形齿轮包括:齿轮本体、第一定位销、第二定位销及拉伸弹簧。所述齿轮本体由轴向布置的固定齿轮半片及浮动齿轮半片组成。本发明的有益效果:在使用着陆灯过程中,保证着陆灯无晃动,提高照明稳定性。


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    Title :

    Airborne landing lamp folding and unfolding mechanism


    Additional title:

    一种机载着陆灯收放机构


    Contributors:
    YAN YUNXUE (author) / LIU TIANQI (author) / GONG WEI (author) / PAN LIMING (author)

    Publication date :

    2023-08-08


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B64D Ausrüstung für Flugzeuge , EQUIPMENT FOR FITTING IN OR TO AIRCRAFT / F16H Getriebe , GEARING / F21S Ortsfeste Leuchten , NON-PORTABLE LIGHTING DEVICES / F21W Index-Schema in Verbindung mit den Unterklassen F21K, F21L, F21S und F21V, betreffend den Gebrauch oder Einsatz von Leuchten oder Beleuchtungssystem , INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K,  F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS



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