Raw material filtering and screening device for modified asphalt

The raw material filtering and screening device for the modified asphalt comprises a screening bin, three sets of screening net discs are arranged in an inner cavity of the screening bin, a material collecting bin is arranged below the screening net discs on one side of the inner cavity of the screening bin and extends to the outer portion of the screening bin, a rotating rod is arranged at the top of the screening bin, and the rotating rod is connected with the screening bin. And one end of the rotating rod extends into the screening bin and penetrates through the three screening net discs, the positions, above the screening net discs, of the outer side wall of the rotating rod are sleeved with lantern rings, and a plurality of connecting plates are arranged outside the lantern rings. According to the raw material filtering and screening device for modified asphalt, the motor is started to enable the cleaning brush to rotate on the screening net disc, then asphalt raw materials on the screening net disc can