Decorative part fixing structure of closestool cover plate

The utility model discloses a decorating part fixing structure of a closestool cover plate. The decorating part fixing structure comprises a closestool cover plate body and a decorating part attached to the outer surface of the body. A plurality of through holes penetrating through the outer surface and the inner surface are formed in the body, welding convex ribs made of plastic materials are arranged on the side, facing the body, of the decorating part, the welding buckles made of the plastic materials are further included, and the number of the welding convex ribs and the number of the welding buckles correspond to the number of the through holes. The welding convex rib and the welding buckle are inserted into the through hole from the outer surface and the inner surface of the body respectively and are connected in the through hole in a welded mode, the welding buckle is matched with the inner wall or the edge of the through hole in a limiting mode, and the decorating part is tightly attached to the outer