Ammonia distillation tower for high-concentration ammonium sulfate wastewater

The utility model relates to the technical field of ammonia distillation of ammonium sulfate wastewater, and discloses a high-concentration ammonium sulfate wastewater ammonia distillation tower which comprises a first ammonia distillation tower, and further comprises a second ammonia distillation tower and an ash adding reactor which are arranged on the two sides of the first ammonia distillation tower, and a lime powder bin is arranged on one side of the ash adding reactor. An ash inlet hopper is arranged at the top of the lime powder bin; the conveying structure is arranged at the bottom of the lime powder bin and used for conveying lime powder, the conveying structure comprises a conveying box fixed to the bottom of the lime powder bin, a motor is fixedly connected to the inner wall of the conveying box, and the output end of the motor is fixedly connected with a lime adding auger. The problems that an ammonium sulfate evaporation crystallizer is easy to corrode in the operation process and pipelines and