Device for treating hydrogen sulfide in exhaust gas

A device for treating hydrogen sulfide in exhaust gas is used for treating hydrogen sulfide-containing exhaust gas in industries of coking, pharmacy and the like. The device is composed of a circulating pump, an absorption tower, a high-level tank and an induced draft fan, all of which are connected together through a pipeline. The device treats hydrogen sulfide gas in exhaust gas according to the property that sodium hypochlorite solution is capable of quickly reacting with hydrogen sulfide and absorbed by solution; and the device is simple to operate, safe and reliable in operation, low in investment expenditure, stable in operation, good in treatment effect, wide in application range, environment-friendly in process without secondary pollution, energy-saving and thorough in purification; as a result, the operation cost is greatly reduced.