Centralizing device for integral dismantling and hoisting of single-point sleeve and base plate

The invention discloses a centralizing device for integral dismantling and hoisting of a single-point sleeve and a base plate, which comprises a centralizing lantern ring, a centralizing sleeve, a hoisting device, a hoisting device and a hoisting device, and the centralizing lantern ring is movably connected to the outer wall of the single-point sleeve in a sleeving manner; one end of the lower lifting rope is connected to the corner end of the centralizing lantern ring, and the other end of the lower lifting rope is connected to the corner end of the base disc; the floating crane lifting hook is arranged right above the single-point sleeve; one end of the upper lifting rope is connected to the corner end of the centralizing lantern ring, and the other end of the upper lifting rope is connected to the floating crane lifting hook. According to the method, the single-point sleeve and the base plate are integrally dismounted and hoisted by utilizing the existing leveling hoisting points of the base plate, so tha