Anti-rotation structure of automobile round tail lamp

The utility model relates to the field of automobile lighting, and discloses an anti-rotation structure of an automobile round tail lamp. The structure comprises a circular car lamp, a soft rubber protective sleeve and an iron plate, a positioning mounting hole is formed in the plane of the iron plate, and at least one positioning semicircular hole is formed in the hole wall of the positioning mounting hole; the circular car lamp is fixed to the inner side of the soft rubber protective sleeve in an interference mode, anti-rotating columns corresponding to the positioning semicircular holes ina one-to-one mode are arranged on the outer wall of the soft rubber protective sleeve and inserted into the positioning semicircular holes, and the outer ring of the soft rubber protective sleeve makes interference contact with the plane of the iron plate. According to the utility model, the rotation of the soft rubber protective sleeve on the iron plate is effectively prevented, so that the problem that the power line is