The invention discloses an opening device applicable to multiple types of well lids. The opening device applicable to the multiple types of the well lids comprises a bearing cross beam frame, wherein the bottom of the bearing cross beam frame is provided with a roller, and the rear end of the bearing cross beam frame is provided with a handrail; a notch is formed in the front end of the bearing cross beam frame, and a fixed pulley ratchet mechanism is arranged on the bearing cross beam frame close to the back of the notch; the fixed pulley ratchet mechanism comprises a left fixing support and a right fixing support, a rotating shaft is arranged between the left fixing support and the right fixing support, the rotating shaft on the inner side of the left fixing support is sleeved with a fixed pulley, the rotating shaft on the outer side of the left fixing support is sleeved with a hand rocker, the rotating shaft on the inner side of the right fixing support is sleeved with a ratchet wheel, and a pawl is hinged to the upper portion of the ratchet wheel on the inner side of the right fixing support; the fixed pulley is connected with a plurality of steel wire ropes which penetrate through the notch in the front end of the bearing cross beam frame to naturally fall, and lifting hooks are arranged at falling tails of the steel wire ropes correspondingly. The opening device applicable to the multiple types of the well lids is simple in structure, flexible and changeable, and the problems that the well lids opening wastes time and labor and is low in efficiency can be effectively solved.

    本发明公开了一种可用于多类型井盖的开启装置。本发明包括承重横梁架,其底部设有一滚轮,其后端设有一扶手;在承重横梁架前端开有一槽口,紧挨着槽口后面的承重横梁架上设有一个定滑轮棘轮机构;定滑轮棘轮机构包括左固定支架、右固定支架,左固定支架与右固定支架之间设有一根转轴,左固定支架内侧转轴上套装有一个定滑轮,左固定支架外侧转轴上套装有一个手摇杆,右固定支架内侧转轴上套装有一个棘轮,右固定支架内侧位于棘轮上部铰接有一个棘爪;定滑轮连接有数条钢丝绳,钢丝绳均穿过承重横梁架前端槽口自然垂落,钢丝绳垂落的尾部分别设有起重吊钩。本发明结构简单,灵活多变,能够有效地解决开启井盖费时费力、效率低下的问题。


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    Titel :

    Opening device applicable to multiple types of well lids


    Weitere Titelangaben:

    一种可用于多类型井盖的开启装置


    Beteiligte:
    LIU WEI (Autor:in) / LIU SHUN (Autor:in) / GU HAO (Autor:in)

    Erscheinungsdatum :

    16.04.2021


    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 / B66C Krane , CRANES



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