Frequency conversion control industrial water chiller

The utility model discloses a frequency conversion control industrial cooling-water machine, which relates to the technical field of frequency conversion cooling-water machines and comprises a machine shell, an air inlet groove is formed in the side wall of the machine shell, a groove plate is embedded in the air inlet groove, an outer plate is fixed on the outer side wall of the groove plate, and the groove plate and the outer plate are in an integrated state. A plurality of air inlet holes are formed in the areas, located at the air inlet grooves, of the groove plate and the outer plate, the top plate drives the insertion rods to be pulled out of the bottom holes in the top of the groove plate, the top of the groove plate loses limitation, the groove plate can be reversely opened through rotation of the insertion blocks, and at the moment, slight blockages on the surfaces of the groove plate and the outer plate can be cleaned; impurities entering the machine shell can also be cleaned; after the insertion bl