Waste gas purification device for animal laboratory

The utility model relates to an animal laboratory waste gas purification device which comprises a box body and a control system, the control system comprises a control box and a display screen, the box body is provided with an air inlet section, an air inlet, an air outlet section and an air outlet, the air outlet section is respectively provided with a demisting section, a spraying device, water spraying filler and a liquid storage tank from top to bottom, the spraying device comprises a water spraying pipe and a nozzle, and the water spraying pipe is connected with the display screen. The air inlet section of the box body is provided with a high-energy ion area, the high-energy ion area comprises a plurality of high-energy ion generators, and the high-energy ion generators are provided with ion generating pipes; a dosing pump is arranged at the lower part of the box body. Waste gas firstly enters the high-energy ion area, part of the waste gas is treated, the treated waste gas enters the water spraying fill