Cooling device for coal mining equipment

The utility model discloses a cooling device for coal mining equipment, which comprises a spray nozzle, the periphery of the spray nozzle is provided with an air cooling mechanism, the air cooling mechanism comprises an airflow guide cylinder and fan blades, and the air suction side of the fan blades is provided with an air dedusting piece; according to the cooling device for the coal mining equipment, air around the cutter head of the coal mining machine is driven by the air cooling mechanism to circularly flow along the airflow guide cylinder, and liquid in the circular water cavity forms a water film in cooperation with the air dust removal piece, so that the air sucked around the cutter head of the coal mining machine can be subjected to filtering, dust removal and cooling, and the cutter head is subjected to air cooling; and through gas flowing in the gas flow guide cylinder, mist sprayed out of the mist spray nozzle can be dispersed, and the dispersed small-particle water drops increase the number of th