Lifting appliance applied to adjusting posture of large member in air

The utility model provides a lifting appliance applied to adjusting the posture of a large member in air, which comprises a lifting hook, a lifting beam structural body and multistrand ropes, wherein the lifting hook is provided with a structure connected with a lifting arm of a crane; the lifting beam structural body is arranged below the lifting hook and provided with a plurality of lifting lugs, and connecting pin holes connected with the large member are arranged on the lifting lugs; each strand of steel rope is connected between one lifting beam structural body and the lifting hook, multistrand ropes are symmetrical relative to the connecting line of centers of gravity of the large member, at least two strands of steel ropes are connected with the lifting beam structural body through a cylinder and other ends of the steel ropes are connected with the lifting hook; and a pump station for driving the cylinder is arranged on the lifting beam structural body. The utility model can conveniently and rapidly complete the lifting under the condition of ensuring that the large member is safe, and can save steel materials.