Coal mine operation air purification device

The utility model discloses a coal mine operation air purification device which comprises a purification box, a partition plate is arranged in the purification box, a driving cavity and a filtering cavity which are located on the two sides of the partition plate are formed in the purification box, and a first draught fan and a second draught fan are arranged in the driving cavity. A first air inlet hole matched with the input end of the first draught fan is formed in the inner wall of one side of the purification box, a first exhaust hole matched with the output end of the first draught fan isformed in one side of the partition plate, and a second exhaust hole matched with the output end of the second draught fan is formed in the inner wall of one side of the purification box. The air purification device for coal mine operation can filter and adsorb dust in air, reduces the content of dust in the air, is simple in structure and beneficial to popularization, prevents large-particle dust from being blocked on f