Novel horn cover shrink-proof structure

The utility model belongs to the technical field of automobile door plates, and particularly relates to a novel horn cover shrink-proof structure which comprises a door plate main body, a loudspeakerand a dust cover, the loudspeaker and the door plate main body are arranged on the inner side wall of the door plate main body in a butt joint mode, and the outer side wall of the door plate main bodywraps the dust cover. The outer side wall of the door plate main body is provided with an anti-shrinkage groove corresponding to the outer ring of the loudspeaker, the door plate main body and the sound guide plate are integrally formed, the production process, namely the screw joint process, is reduced, the labor cost of a product is reduced, and the top of the outer side wall of the door platemain body is provided with the anti-shrinkage groove corresponding to the sound guide plate. The anti-shrinkage groove is formed and used for preventing the automobile door panel from generating shrinkage marks at the horn cove