Dust removal device

The utility model discloses a dust removal device, which comprises a dust remover main cylinder, a dust remover main cylinder, a dust remover main cylinder, a dust remover main cylinder, a dust remover main cylinder, a dust remover main cylinder and a dust remover main cylinder, and the slurry sprayer is arranged in the inner cavity, is positioned above the air inlet, and is used for spraying slurry for treating the smoke dust to be treated into the inner cavity. During use, to-be-treated smoke dust is input into the inner cavity of the dust remover main cylinder, and meanwhile, slurry is conveyed to the slurry sprayer and is sprayed into the inner cavity of the dust remover main cylinder through the sprayer, so that the to-be-treated smoke dust is absorbed by the slurry. Besides, the slurry sprayed by the sprayer moves from top to bottom, the to-be-treated smoke entering from the air inlet moves from bottom to top, and the slurry and the to-be-treated smoke have different flow directions, so that the slurry