Flue gas purification equipment for harmless treatment of aluminum ash

The utility model belongs to the technical field of flue gas purification treatment, and particularly relates to flue gas purification equipment for harmless treatment of aluminum ash, which comprises a smoke dust filter box, a smoke dust purification barrel, an exhaust pipeline, a water pump and a collection barrel, the smoke inlet pipe is connected to the lower end of one side of the smoke dust filter box, and the first filter screen plate and the second filter screen plate are mounted in the smoke dust filter box through clamping supporting blocks; a purification net plate is mounted above the ventilation pipe in the smoke dust purification barrel; a plurality of water spraying heads are mounted on the inner walls of the two sides of the smoke dust purification barrel; an exhaust pipeline is mounted at the top of the smoke purification cylinder; a motor is mounted in the exhaust pipeline; and an exhaust fan is mounted on a driving shaft below the motor. The detachable filter screen plate can filter smoke d