Lifting appliance capable of adjusting inclination angle of weight

The utility model provides a lifting appliance capable of adjusting the inclination angle of a heavy object. The lifting appliance comprises a cross beam, two longitudinal beams and two telescopic rods, a hanging piece is arranged on the cross beam and is used for being connected with an external crane; wherein the two longitudinal beams are rotationally arranged at the two opposite ends of the cross beam respectively, the longitudinal beams are perpendicular to the cross beam, lifting rods connected with a weight are hinged to the two opposite ends of each longitudinal beam respectively, andthe lengths of the two lifting rods are different; the two telescopic rods are located on the two longitudinal beams respectively, and the two opposite ends of each telescopic rod are hinged to the cross beam and the corresponding longitudinal beam respectively. The lifting appliance is adopted to adjust the inclination angle of heavy objects such as arch ribs, only one crane is needed to completethe adjustment, a plurali