Temporary supporting structure for demolition blasting construction of #-shaped high-rise building

The utility model belongs to the technical field of blasting construction auxiliary tools, particularly relates to a #-shaped temporary supporting structure for blasting demolition construction of a high-rise building, and aims to solve the problem that a conventional temporary supporting structure for blasting demolition construction is inconvenient to adjust, so that the use flexibility is poor. Supporting frames are fixedly installed on the two sides of the connecting frame, square plates are slidably installed in the supporting frames, supporting rods are fixedly connected to the four corners of the top of each square plate, the top ends of the supporting rods are fixedly connected to the bottoms of the supporting plates, lead screws are rotationally connected to the inner walls of the bottoms of the supporting frames, and the two square plates are in threaded connection with the outer sides of the corresponding lead screws in a sleeving mode. And driven bevel gears are fixedly mounted on the two lead scr