Workshop tail gas processing device

The utility model provides a workshop tail gas processing device, including liquid alkaline storing tank, spraying tank, the fan, the first pump body and circulating pipe, through a duct connections between liquid alkaline storing tank and the spraying tank, be equipped with the first pump body on the first conveyer pipe, first valve, the second valve, first conveyer pipe passes through the branchconnection water source, be equipped with the third valve on the branch pipe, the fan is said through defeated tuber pipe and is connected with spraying tank, the last circulating pipe that is equipped with of spraying tank, be equipped with high liquid level sensing device in the spraying tank, PH value induction system and low liquid level induction system, the intracavity is inserted down to the bottom that defeated tuber pipe was said, be equipped with the second pump body on the circulating pipe, four valves, the 5th valve, the 8th valve, the second pump body, the third pump body, the 6th valve and the 7th valve