Auxiliary supporting structure for tunnel construction

The utility model provides an auxiliary supporting structure for tunnel construction, which comprises a high-strength movable bottom plate, the upper surface of a bottom plate connecting and fixing buckle is fixedly connected with a high-strength auxiliary supporting frame semicircular sleeve through a supporting frame fixing buckle, and a round buckle disc arranged on the surface of the high-strength movable bottom plate is connected with a steel structure supporting column. A plurality of universal wheels are arranged on the lower bottom surface of the high-strength movable bottom plate, the interiors of the auxiliary top sleeves are mutually connected and fixed through connecting rods, and rod head fixing sleeves are arranged on the surfaces of the left side and the right side of each connecting rod; and sleeving screw columns are arranged on the surfaces of the rod head fixing sleeves. The auxiliary supporting structure for tunnel construction has the advantages of being convenient to move, rapid and conv