Plaster board ceiling mounting structure

The utility model discloses a plaster board ceiling mounting structure which is composed of lifting rods, main keels, sub keels, plaster boards and other components. One ends of the lifting rods are fixed to the tops of walls, lifting pieces used for fixing the main keels are fixed to the free ends of the lifting rods, the main keels are of a U-shaped bar structure, hanging pieces are clamped and fixed to the main keels at equal intervals, insertion grooves are formed in the hanging pieces, the cross sections of the sub keels are in an H shape, insertion wings on the two sides of the tops of the H shapes of the sub keels are connected with the insertion grooves in the hanging pieces in a matched mode, and grooves for insertion wings on the two sides of the bottoms of the H shapes of the sub keels are formed in the two sides of the plaster boards in the extending direction. The plaster board ceiling mounting structure has the advantages that the grooves for the insertion wings on the two sides of the bottoms of the H shapes of the sub keels are formed in the two sides of the plaster boards in the extending direction, the plaster boards and the main keels are fixed through insertion connection, and compared with the screw fixing mode, the plaster board ceiling mounting structure has the advantages of being convenient and fast to mount, convenient to replace and the like.