Tool for hanging circular tank body

The utility model discloses a tool for hanging a circular tank body. A hanging handle does not need to be added to the outer face of the tank body, and the tank body hanging conveying tool is novel, safe, reliable and convenient to operate. The tool is provided with a pulling rod. The lower end of the pulling rod is provided with a sliding sleeve in a sliding mode. The outer periphery face of the sliding sleeve is evenly hinged to a plurality of hanging rods which can be opened relative to the sliding sleeve in the periphery direction. The lower end of the pulling rod is connected with supporting rods with the same number as the hanging rods. The inner side ends of the supporting rods are hinged to the lower end of the pulling rod. The outer side ends of the pulling rods are hinged to the middle portions of the hanging rods. The distance between the center of the pulling rod and the outer end faces of the hanging rods during stretching is larger than the radius of the inner side of an opening part of the hung tank body and is smaller than the radius of an inner cavity part of the hung tank body. The upper end of the sliding sleeve is connected with a pulling rope which is connected with an upward drawing mechanism. The tool has the advantages that operation is easy and convenient, safety and reliability are achieved, tank stress is even, liquid inside cannot waggle, a tank body manufacturing technology is simplified, and cost is lowered.