The invention discloses an electric lifting device for an air duct. The electric lifting device comprises a lifting frame used for bearing the air duct, a guide wheel component used for supporting anddriving the air duct to move, a transmission device used for driving the guide wheel component to move and a limiting device used for limiting the movement of the guide wheel component after the airduct is lifted in place, wherein a guide rail for moving the guide wheel component and a limiting hole for fixing the limiting device are arranged in the lifting frame; and the transmission device isarranged on one side of the lifting frame and is connected to the guide wheel component. According to the electric lifting device for the air duct, which is provided by the invention, the requirementsfor narrow construction space can be met, and the device is efficient and reliable and better in safety performance, and can be widely popularized and applied.

    本发明公开了一种风筒电动起吊装置,包括:用于承载风筒的起吊架、用于支撑和带动风筒运动的导向轮组件、用于驱动导向轮组件运动的传动装置以及用于在风筒起吊到位后限制导向轮组件移动的限位装置,起吊架上设有用于使导向轮组件运动的导向轨道和用于固定限位装置的限位孔,传动装置设于起吊架一侧,传动装置与导向轮组件连接。本发明所提供的风筒电动起吊装置,可以满足狭小施工空间要求,并且本装置高效可靠、具有较好的安全性能,能够进行广泛的推广应用。


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    Title :

    Electric lifting device for air duct


    Additional title:

    一种风筒电动起吊装置


    Contributors:
    LIU FEIXIANG (author) / CHENG YONGLIANG (author) / PENG ZHENGYANG (author) / MA CAN (author) / LI PEI (author) / LIU XING (author) / WANG JINHUA (author) / XIE TING (author)

    Publication date :

    2020-06-30


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    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



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