The invention belongs to the field of electric power construction devices, and particularly relates to an electric power well lid lifting device which is provided with a pinch bar and a hook and is characterized in that the pinch bar is composed of a pinch bar main body and a rotating rod located at the left end of the pinch bar main body, a plurality of limiting grooves are formed in the upper portion of the pinch bar main body in the axial direction, and the left end of the rotating rod is connected with a fulcrum disc; the fulcrum disc is composed of a fulcrum disc body, a supporting column is arranged at the upper end of the fulcrum disc body, a shaft support is fixedly arranged at the upper end of the supporting column, at least three positioning points are arranged below the fulcrum disc body, and the shaft support is connected with a rotating rod shaft sleeve. The hook is composed of a hook connecting rod, a hook body located below the hook connecting rod and a limiting ring located above the hook connecting rod, the limiting ring is clamped in the corresponding limiting groove, and the cover opening device has the beneficial effects of being stable in ground gripping, not prone to slipping, capable of saving labor during cover opening, adjustable in torque and the like.

    本发明属于电力施工装置领域,尤其是涉及一种电力井盖的起盖装置,具有撬杆和挂钩,其特征在于所述撬杆由撬杆主体和位于撬杆主体左端的转动杆构成,所述撬杆主体的上方沿轴向形成多个限位槽,所述转动杆左端连接有支点盘,所述支点盘由支点盘主体构成,支点盘主体上端设有支柱,支柱上端固设有轴支座,所述支点盘主体下方设有至少三个定位点,所述轴支座与转动杆轴套连接,所述挂钩由挂钩连接杆、位于挂钩连接杆下方的挂钩主体和位于挂钩连接杆上方的限位环,限位环卡于对应的限位槽内,本发明具有抓地稳定、不易打滑、起盖省力、力矩可调节等有益效果。


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    Title :

    Cover lifting device for electric power well lid


    Additional title:

    一种电力井盖的起盖装置


    Contributors:
    SUN CHAOXIA (author) / LIU QIN'E (author) / ZHANG PENGCHAO (author) / LI PING (author) / ZHAO LIYUN (author) / LI LONG (author)

    Publication date :

    2022-12-16


    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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