Boiler outer protection plate supporting structure

The utility model discloses a boiler outer protection plate supporting structure, and relates to the technical field of boiler steel accessories. The device comprises a supporting pipe, assembling heads, positioning rods, outer protective plate connecting rods and water-cooled wall connecting pieces, the assembling heads are in threaded connection with the side walls of the two ends of the supporting pipe, the positioning rods are arranged in the assembling heads, one end of the supporting pipe is connected with the outer protective plate connecting rods through the positioning rods, and the other end of the supporting pipe is connected with the water-cooled wall connecting pieces. The other end of the supporting pipe is also connected with the water cooling wall connecting piece through a positioning rod; the side walls of the two ends of a connecting straight plate in the water cooling wall connecting piece are rotationally connected with a connecting bent plate through rotating rods, and heat insulation co