Air circulation device for edible mushroom cultivation room

The utility model discloses an air circulation device for an edible mushroom cultivation room, which comprises a circulation air bellow, an air outlet arranged on the left side of the rear of the upper end surface of the circulation air bellow, an air return port arranged on the upper end surface of the circulation air bellow close to the air outlet, an air inlet arranged on the right side surface of the circulation air bellow, and a temperature adjusting structure arranged at the air outlet. The temperature adjusting structure comprises a heating box and a refrigerating box, a first temperature detector is arranged on the surface of the front end in the heating box, a first switch is arranged on the surface of the front end of the heating box, a second temperature detector is arranged on the surface of the refrigerating box, a second switch is arranged on the surface of the front end of the refrigerating box, and a heating net is arranged in the heating box. A condenser is arranged in the refrigeration box;