The invention provides a portable cable well lid opening tool. The portable cable well lid opening tool comprises a working arm composed of a fixed arm and a movable arm. The fixed arm and the movable arm are stacked forwards and backwards and hinged through a pin shaft in through holes in the upper ends, the portions, deviating from the central axis, of through holes in the lower ends of the fixed arm and the movable arm stretch to the two sides to form a fixed chute and a movable chute, a sliding shaft penetrates through the fixed chute and the movable chute, the sliding shaft is connected with the lower end of a linkage rod, the lower ends of the fixed arm and the movable arm are provided with working hooks with the stretching directions opposite to those of the fixed chute and the movable chute, the upper end of the fixed arm is fixedly connected with two parallel connecting arms of a bearing handle, sliding holes are oppositely formed in the two connecting arms, the two ends of a cross bar are provided with sliding faces matched with the sliding holes, the cross bar is positioned between the two connecting arms through the sliding holes and the sliding faces, the upper end of the linkage rod is connected with the cross bar, positioning nuts are arranged at the outer ends of the two sliding faces, reset springs are arranged at the two ends of each connecting arm respectively, and a control handle is arranged on the cross bar. Various cable well lids can be efficiently opened in a labor-saving mode.
Portable cable well lid opening tool
2015-09-30
Patent
Elektronische Ressource
Englisch
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 / E02D FOUNDATIONS , Gründungen |
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