The application relates to a deformable lifting frame body. The lifting frame body comprises a plurality of lifting assemblies, wherein each lifting assembly comprises a fixed unit and a lifting unit; each fixed unit comprises a base and a rod piece connected to the base; first screw thread parts are arranged on outer walls of the rod pieces; the lifting units are provided with accommodating channels of which upper parts and lower parts penetrate through each other; second screw thread parts matched with the first screws thread parts are arranged on inner walls of the accommodating channels; the lifting devices also comprise lifted parts which are arranged on upper sides of the plurality of lifting assemblies; the lifted parts are of a frame body; the frame body comprises four connecting pieces which are respectively arranged at four corners; and a corresponding cross rod is connected between the two adjacent connecting pieces, and each cross rod can expand and retract relative to the corresponding connecting pieces.