Mounting structure of building outer wall decorating plate

The utility model relates to a mounting structure of a building outer wall decorating plate, which comprises a wall body, a decorating plate body is arranged on the surface of the wall body, the decorating plate body comprises a plurality of unit decorating plates, and vertical first grooves are formed in the side walls, facing the wall body, of the unit decorating plates; a second groove corresponding to the first groove is formed in the side wall, facing the unit decoration plate, of the wall body, a horizontal first rotating shaft is rotationally connected to the two opposite side walls of the top end of the first groove, and a vertical first threaded cylinder is fixedly connected to a shaft body of the first rotating shaft; the two opposite side walls of the bottom end of the second groove are rotationally connected with a horizontal second rotating shaft, a shaft body of the second rotating shaft is fixedly connected with a vertical second threaded cylinder, a supporting rod is connected between the firs