Heat insulation outer wall surface curtain wall

The utility model relates to the field of curtain walls, in particular to a heat insulation outer wall surface curtain wall which comprises a curtain wall body, the curtain wall body is provided with a mounting frame, a plurality of heat insulation plates which are evenly arranged are arranged on the side, away from the curtain wall body, of the mounting frame, rotating columns are fixedly connected to the two ends, in the length direction, of the heat insulation plates, and the rotating columns are inserted into the mounting frame and rotationally connected with the mounting frame. The mounting frame is provided with a containing groove, a worm is arranged in the containing groove and rotationally connected with the mounting frame, the rotating column is fixedly connected with a worm gear meshed with the worm, the upper end of the worm is fixedly connected with a first bevel gear, a second bevel gear meshed with the first bevel gear is arranged in the containing groove and rotationally connected with the mou