The invention discloses a lifting device with a drag chain located in a multi-stage lifting column. The lifting device comprises a lifting column device and a drag chain device. The lifting column device comprises a fixed column, a driven device, a movable column I and a movable column device, the fixed column and the rack are connected into a whole, and the lifting column device achieves lifting motion of the movable column I relative to the fixed column through a driving device; the driven device comprises a driven cable and a driven wheel device, the driven device comprises a first-stage driven cable and a first-stage driven wheel device, the first-stage driven wheel device ascends and descends along with ascending and descending of the movable column I, when the movable column I ascends, ascending of the movable column device is achieved through the first-stage driven cable, and when the movable column I descends, descending of the movable column device is achieved through gravity; the drag chain device is located in the lifting column device in a top view and comprises a first-stage drag chain, the first-stage drag chain comprises a drag chain fixed end and a drag chain movable end which are located at the two ends, the drag chain fixed end is connected with the fixed column, and the drag chain movable end is connected with the movable column device; the folding table lamp has the main advantages of small occupied space and simple and attractive appearance.

    本发明公开了一种拖链位于多级升降柱内的升降装置,该装置包括升降柱装置和拖链装置;升降柱装置包括固定柱、被动装置、活动柱Ⅰ、活动柱装置,固定柱与机架连接成一体,升降柱装通过驱动装置实现活动柱Ⅰ相对于固定柱的升降运动;被动装置包括被动索和被动轮装置,被动装置包括一级被动索和一级被动轮装置,一级被动轮装置随着活动柱Ⅰ的升降而升降,活动柱Ⅰ上升时,通过一级被动索实现活动柱装置的上升,活动柱Ⅰ下降时,通过重力实现活动柱装置的下降;拖链装置在俯视图中位于升降柱装置内,包括一级拖链,一级拖链包括位于两端的拖链固定端和拖链活动端,拖链固定端与固定柱相连,拖链活动端与活动柱装置相连;本发明主要优点:占用空间小,外形简洁,美观。


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    Title :

    Lifting device with drag chain located in multi-stage lifting column


    Additional title:

    一种拖链位于多级升降柱内的升降装置


    Contributors:
    LIU ZHANG (author) / JIANG LI (author) / SUN WEINA (author)

    Publication date :

    2024-02-09


    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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