Light isolation plate of expressway isolation belt

The utility model discloses a light isolation plate of an expressway isolation belt, and belongs to the technical field of road engineering. A light isolation plate of an expressway isolation strip comprises a top plate, a clamping groove is formed in the top face of the top plate, a light isolation plate body is arranged on the upper side of the top plate and is of a wave-shaped structure, a clamping block is fixedly arranged on the bottom face of the light isolation plate body, mounting holes are formed in the corners of the bottom face of the clamping block, a movable groove is formed in the bottom face of the top plate, and two supporting rods are arranged in the movable groove in a left-right symmetrical structure. A gear is welded to the top face of the supporting rod, a rotating groove is formed in the ground of the supporting rod, a connecting block is arranged at the lower end of the supporting rod, a rotating column is fixedly arranged on the top face of the connecting block, and a fixing piece is h