Self-balancing prefabricated part hoisting system

The invention discloses a self-balancing prefabricated part hoisting system which comprises a conversion platform and further comprises a large ring and a small ring, a plurality of pulleys are arranged on the conversion platform in the circumferential direction, the small ring is sleeved with the large ring, the two ends of the large ring are hinged to the two ends of the small ring along the horizontal axis respectively, and a plurality of large ring pull rings are arranged on the large ring in the circumferential direction; a plurality of small ring pull rings are arranged on the small ring in the circumferential direction, one end of a connecting rope is connected with the large ring pull ring, the middle of the connecting rope is wound on the pulley, the other end of the connecting rope is connected with the small ring pull ring, and lifting ropes are arranged on the large ring and the small ring. The self-adaptive balance device has the beneficial effects that the connecting rope between the large ring