The invention provides a multi-stage servo-driven lifting aircraft moving supporting jack which comprises a base, a sleeve is vertically arranged in the middle of the base, a trapezoidal lead screw is arranged in the sleeve, and a trapezoidal lead screw nut matched with the trapezoidal lead screw is arranged at the upper end of the trapezoidal lead screw; a mounting seat is transversely fixed to the top of the sleeve, and a pinion and a big gear wheel which are meshed with each other are arranged in the mounting seat; the big gear wheel sleeves the trapezoidal lead screw and is in threaded connection with the trapezoidal lead screw, and the upper end of the trapezoidal lead screw is connected with a jacking ball head; a servo motor for driving the pinion to rotate is arranged below the pinion, and the servo motor is fixed on the mounting seat; and a reserved wrench position capable of manually driving the pinion is arranged above the pinion. The reserved wrench position and the servo motor are located on the upper side and the lower side of the mounting seat respectively, and manual and electric switching is facilitated. A jacking mechanism is positioned in the middle of the mounting seat and the whole layout structure is reasonable, compact and stable, the service life is long, and the effect is good.

    本发明提供一种多级伺服驱动升降的飞机移动支撑千斤顶,包括底座,底座中部竖直设立有套管,套管内设有梯形丝杠,梯形丝杠的上端设有与其配合的梯形丝杠螺母;套管的顶部横向固定有安装座,该安装座内设有相互啮合的小齿轮和大齿轮;大齿轮套在梯形丝杠外并且与其螺纹连接,梯形丝杠其上端连接有顶升球头;小齿轮的下方设有驱动其转动的伺服电机,该伺服电机固定在安装座上;小齿轮的上方设有可手动驱动小齿轮的预留扳手位。本发明预留扳手位和伺服电机分居安装座的上下两侧,方便手动和电动的切换。顶升机构位于安装座的中部,其整体布局结构合理,紧凑稳固,使用寿命长,效果好。


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    Titel :

    Multi-stage servo-driven lifting aircraft moving supporting jack


    Weitere Titelangaben:

    一种多级伺服驱动升降的飞机移动支撑千斤顶


    Beteiligte:
    KE YINGLIN (Autor:in) / WANG QING (Autor:in) / KE ZHENZHENG (Autor:in)

    Erscheinungsdatum :

    08.06.2021


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

    IPC:    B66F HOISTING, LIFTING, HAULING, OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD , Hub-, Verhol- oder Schubvorrichtungen, soweit nicht anderweitig vorgesehen, z.B. Vorrichtungen mit unmittelbarer Krafteinwirkung auf die Last / B64F GROUND OR AIRCRAFT-CARRIER-DECK INSTALLATIONS SPECIALLY ADAPTED FOR USE IN CONNECTION WITH AIRCRAFT , Boden- oder Flugzeugträgerdeckeinrichtungen besonders ausgebildet für die Verwendung in Verbindung mit Luftfahrzeugen



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