Road traffic roadblock with air purifying function

The invention relates to a road traffic roadblock with an air purifying function. The road traffic roadblock with the air purifying function comprises a base, an upper supporting column, a dust conveying pipe and a solar panel; a roadblock main body is fixed above the base; a lower supporting column is arranged on the interior bottom surface of the roadblock main body; hydraulic cylinders are mounted on the left and right sides of the lower supporting column; connecting rods are placed on the outer walls of the hydraulic cylinders; first extension plates are arranged on the external sides of the connecting rods; first phosphor strips are placed on the external surfaces of the first extension plates; the upper supporting column is positioned at the upper end of the roadblock main body; airpurifying boxes are arranged on the left and right sides of the upper supporting column; observation openings are embedded in the external surfaces of the air purifying boxes; and the left and right ends of the air purifying