The invention provides a
sulfur and dust removal device. The
sulfur and dust removal device comprises a horizontal spray room, a
sulfur removal spray head, a cooling spray head, a vertical
chimney, a
cyclone dust remover and a first
sewage tank, wherein the vertical
chimney is arranged above one side, far away from a
flue gas inlet, of the horizontal spray room; the sulfur removal spray head is arranged at the top of one side, close to the
flue gas inlet, of the horizontal spray room; the cooling spray head is arranged at the top of one side, close to the vertical
chimney, of the horizontal spray room; the first
sewage tank is arranged at the bottom of one side, far away from the
flue gas inlet, of the horizontal spray room; the
cyclone dust remover is arranged in the vertical chimney; a housing of the
cyclone dust remover comprises a straight
barrel section and a cone section; a gas outlet is formed in the top of the housing of the cyclone dust remover; the
flue gas inlet is formed in the side surface at the upper part of the straight
barrel section of the housing of the cyclone dust remover; a
sewage outlet is formed in the lower end of the cone section of the housing of the cyclone dust remover; a second sewage tank is arranged below the sewage outlet. The sulfur and dust removal device is relatively good in sulfur and dust removal effects.