Auxiliary curtain wall mounting structure

The utility model discloses a curtain wall auxiliary installation structure which comprises fixing pieces and protective plates, the fixing pieces are arranged at the corners of curtain wall plates, and the protective plates are arranged between the adjacent curtain wall plates. The fixing piece comprises a main body plate, a clamping plate is arranged on the upper surface of the main body plate, and the clamping plate is fixed to the main body plate through a connecting plate; the connecting plate is of an L-shaped structure and is arranged between the clamping plate and the main body plate; the curtain wall plate is arranged between the clamping plate and the main body plate, and the adjacent edge of the curtain wall plate abuts against the inner side face of the connecting plate; a protrusion is arranged on the outer side face of the connecting plate, a clamping groove is formed in the side face of the protective plate, the size and the shape of the clamping groove are matched with those of the protrusion,