Flue gas denitration purification device for waste incineration power plant

The utility model discloses a waste incineration power plant flue gas denitration purification device which comprises a first box body, a flue gas inlet, a first motor, a first rotating shaft and a connecting pipe, the flue gas inlet is formed in the left side of the first box body, the first motor is arranged at the top of the first box body, the first rotating shaft is arranged at the bottom of the first motor, and the connecting pipe is arranged in the first box body. The connecting pipe is arranged on the back face of the first box body. According to the flue gas denitration and purification device for the waste incineration power plant, through cooperation of the first box body, the first motor, the first rotating shaft and the atomization spray head, after smoke generated after incineration enters the first box body from the flue gas inlet, the first motor is started at the moment, and the first rotating shaft at the bottom is driven to rotate. And when the first rotating shaft rotates, the rotating dru