The oil storage tank of taking the self-balancing function lifts by crane coupling mechanism

The utility model discloses an oil storage tank of the balanced function in area lifts by crane coupling mechanism, install the lifting by crane of oil storage tank four corners, lift by crane a connecting piece that links to each other with the four respectively through four cable wires including the four to and install the controller on the oil storage tank upper surface, lift by crane the piece including base, lug, hydraulic stem, be equipped with one spread groove and a plurality of connecting hole on the base to the hydraulic stem is installed to one end at the spread groove, the cooperation is connected with a power pack to said hydraulic stem, and the power pack passes through the cable and links to each other with the controller, said lug is installed in the spread groove of base, lug and the cooperation of liquid bar connection, be equipped with rings on the said lug, the one end fixed connection of rings and a cable wire, be equipped with electrolevel, treatment circuit in the controller. The utility model has the advantages of simple structure, reasonable in design, convenient to use, repeatedly usable, but use the separate unit lift by crane equipment just quick the lifting by crane of completion oil storage tank of safety can lay.