Dust removal device

The invention provides a specific technical scheme of a dust removal device. The device is characterized by comprising an air channel, a dust removal chamber and an exhaust channel, wherein a plurality of hollow partition boards are arranged in the air channel; the dust removal chamber comprises a first dust removal channel, a second dust removal channel, a grid plate, a first dust removal box anda second dust accumulation box; a sewage tank is arranged at the lower parts of the first dust removal box and the second dust accumulation box; a water circulation device is arranged at the lower part of the sewage box; a power generation device is arranged in the exhaust channel, and a draft fan is arranged at an outlet end of the exhaust channel. The dust removal device is reasonable and novelin structure design, dust-containing airflow is gradually filtered, and the filtration efficiency is improved; besides, an ash removal device and a spraying device are arranged in the dust removal channel, cleaning of a filte