Desulfurizing tower raw gas oil and dust removal device

The utility model belongs to the technical field of desulfurization equipment, and particularly discloses a crude gas deoiling and dedusting device of a desulfurization tower, which comprises a gas fan, a washing unit for washing crude gas and a liquid collecting unit for collecting washing liquid, the gas fan is communicated with a gas supply pipeline, and the gas supply pipeline is communicated with the gas fan. The washing unit and the liquid collecting unit are respectively positioned at the upper and lower ends of the air supply pipeline. During use, a worker sprays water into the gas supply pipeline through the washing unit, then opens the gas fan, introduces raw gas, the raw gas is in contact with the water, the water absorbs dust and tar in the raw gas, and the washing water is collected through the liquid collecting unit. According to the device, the washing unit is arranged on the gas supply pipeline, and water is sprayed into the gas supply pipeline through the washing unit to wash the raw gas in t