Coke oven dust removal device

The utility model discloses a coke oven dust removal device which comprises a smoke box and two smoke guide pipes which are communicated and fixed at the bottom of the smoke box, the bottom ends of the two smoke guide pipes are of plugging structures, the smoke box and the two smoke guide pipes form a door frame shape, and a plurality of smoke guide holes are formed in the inner walls of the close sides of the two smoke guide pipes. According to the utility model, through the arrangement of the smoke box, the smoke guide pipe, the fan and the smoke guide hole, smoke dust discharged from the coke outlet of the coke oven is sucked, guided and discharged; according to the flue gas treatment device, the flue gas is conveniently and sequentially vibrated, filtered and subjected to impurity removal, ammonia water is sprayed to the flue gas to remove CO2 and be cooled, and residual dust in the flue gas is filtered and collected again, through sequential treatment cooperation, the treatment effect and treatment compr