H-shaped steel structure with anti-toppling structure

The utility model discloses an H-shaped steel structure with an anti-toppling structure, which comprises an H-shaped steel main body and a mounting seat welded and fixed at the bottom end of the H-shaped steel main body, the upper surface of the mounting seat is provided with a threaded hole matched with a bolt on a ground prefabricated seat, and the inner walls of two H-shaped grooves of the H-shaped steel main body are respectively provided with a reinforcing and supporting mechanism; the reinforcing and supporting mechanism comprises a rectangular box fixedly arranged on the inner wall of the groove of the H-shaped steel body and a sliding block arranged on the inner wall of the rectangular box in a sliding mode, a threaded column is rotationally arranged on the inner bottom wall of the rectangular box, and a threaded hole in threaded connection with the surface of the threaded column is formed in the upper surface of the sliding block. Compared with the prior art, the H-shaped steel structure with the ant