Fixing structure of traffic light decorative plate

The utility model discloses a fixing structure of a traffic light decorative plate, which comprises a traffic light bottom shell, a decorative plate unit and a plurality of adapters, each adapter comprises a top plate, a bottom plate and a connecting plate, the top of the top plate is provided with a first buckle, a slot is formed between the top plate and the bottom plate, the top of the bottom plate is provided with a second buckle, and the second buckle is connected with the connecting plate. The traffic light bottom shell is provided with a plurality of first buckles, the traffic light bottom shell is provided with a plurality of first positioning holes matched with the first buckles, the first buckles penetrate through the matched first positioning holes from the outer side of the traffic light bottom shell and are fixed, the decorative plate units are provided with a plurality of second positioning holes, and the decorative plate units are inserted into the inserting grooves at the same time. The plural