Section repair supporting device for constructional engineering

The utility model discloses a section repair supporting device for constructional engineering, which comprises a main body, lifting lugs are symmetrically arranged on two sides of the main body, a fixing seat is fixed on the surface of each lifting lug, a connecting seat is arranged between the fixing seat and the main body, one end of the connecting seat is fixed with the fixing seat, and the other end of the connecting seat is fixed with the main body. Connecting grooves are formed in the two sides of the main body, connecting columns are arranged on the inner sides of the connecting grooves, the ends of the connecting columns are connected with the other ends of the connecting bases through rotating shafts, limiting grooves are formed in the surfaces of the connecting columns, and limiting blocks are arranged on the inner sides of the limiting grooves; through the designed connecting column, the limiting block, the limiting groove and the connecting groove, the phenomenon that the space is occupied when th