Equipment group for desulfurizing sulfur leaching residues and preparing SO2

The utility model belongs to the technical field of metallurgical equipment for hydrometallurgy production, and discloses an equipment group for sulfur leaching residue desulfurization and SO2 preparation, which aims to solve the technical problems existing in leaching residue desulfurization in the prior art, and comprises a rack, desulfurization equipment is arranged on the rack, the desulfurization equipment is connected with a sulfur filtering box, the sulfur filtering box is connected with a sulfur containing box, and the sulfur containing box is connected with a sulfur storage tank. The sulfur containing box is connected with a slurry pump, the slurry pump is connected with a sulfur spraying gun, the sulfur spraying gun is connected with a sulfur burning boiler, the sulfur burning boiler is connected with a gas storage tank, the gas storage tank is connected with the desulfurization equipment, and the sulfur burning boiler is further provided with an SO2 outlet. The smoke-free and dust-free physical des