Spray tower for deodorization

The spray tower comprises a spray tower body, an air supply assembly, a liquid changing assembly and a controller, the spray tower body comprises a tower body, a plurality of separation nets, a filling material and a demisting material, the separation nets are installed in an inner cavity of the tower body from bottom to top and are divided into a plurality of cavities, and the cavities are communicated with the air supply assembly. The filling materials are stacked in the multiple cavities located in the middle, the demisting materials are stacked in the multiple cavities located in the upper portion, the air supply assembly continuously supplies odor of a farm into the cavities located in the lower portion, and the liquid changing assembly continuously sprays water or deodorant into the cavities located in the middle and the lower portion. The controller is electrically connected with the air supply assembly and the liquid exchange assembly, the peculiar smell treatment efficiency is high, and the occupied