Auxiliary installation device for power equipment

The utility model relates to the technical field of electric power maintenance equipment, in particular to an auxiliary installation device for electric power equipment, which comprises a movable base, a first vertical frame, a second vertical frame, a third vertical frame, a cover plate, a shear fork lifting mechanism, a main supporting plate assembly, a chain belt lifting mechanism and an auxiliary supporting plate assembly, the area between the first vertical frame and the second vertical frame serves as a first conveying area, the area between the second vertical frame and the third vertical frame serves as a second conveying area, and a conveying cover plate is jointly fixed to the top ends of the three vertical frames. The shear fork lifting mechanism is used for driving the main supporting plate assembly to move vertically, meanwhile, the chain belt lifting mechanism can be used for driving the auxiliary supporting plate assembly to move vertically, and when a maintainer is lifted to a high position fr