Waste gas absorption pipe for spray tower

The utility model provides a waste gas absorption pipe for a spray tower, which comprises an air pipe and an activated carbon assembly arranged on the air pipe, the air suction end of the air pipe isvertically arranged above a waste gas generation source, the other end of the air pipe is communicated with the spray tower, and the activated carbon assembly comprises a connecting ring and a carbonbox. A torsional spring is arranged between the connecting ring and the air pipe, a pull rope is wound on the outer side of the connecting ring, one end of the pull rope is fixedly connected with theconnecting ring, the other end of the pull rope penetrates through the side wall of the air pipe to be arranged on the outer side of the air pipe, the charcoal box is inserted into the connecting ring, and breathable gauze is arranged at the upper end and the lower end of the charcoal box. According to the waste gas absorption pipe for the spray tower, the carbon box is rotationally connected withthe air pipe, and when the