Prefabricated part standard box module structure

A prefabricated part standard box module structure comprises wallboards and a top plate. The wall plate comprises a wall plate main body, horizontal ribs and side vertical ribs; the horizontal ribs are arranged at the top and the bottom of the inner side surface of the wallboard main body; the side vertical ribs are arranged between the two ends of the two horizontal ribs; first strip-shaped battens are pre-buried in the side vertical ribs; the front and rear wallboards are respectively arranged between the left and right wallboards; the adjacent wallboards are connected through first bolts; the top plate comprises a top plate body, transverse ribs and longitudinal ribs. The transverse ribs are arranged along front and rear sides of the bottom surface of the top plate body; the longitudinal ribs are arranged along left and right sides of the bottom surface of the top plate body; second strip-shaped battens are arranged in the transverse ribs and the longitudinal ribs in a full-length manner; and the top plate