Environmentally-friendly energy-saving air cooling water cooler

The invention discloses an environmentally-friendly energy-saving air cooling water cooler. The environmentally-friendly energy-saving air cooling water cooler comprises a water curtain water tank, a circulating water pump, a water curtain production device, a heat dissipation condenser, an induced draft fan, a compressor, an evaporator, an industrial water tank, a liquid storage tank, an expansion valve and a filter, wherein the water curtain production device is arranged on one side of the heat dissipation condenser; and the water curtain production device, the water curtain water tank and the circulating water pump are sequentially connected to form a water injection circulating loop. According to the environmentally-friendly energy-saving air cooling water cooler, the water evaporation effect principle is adopted, a water curtain produced by the water curtain production device is adopted as a cooling medium, water uniformly flows along the wavy surface from the top of a curtain body, the curtain body is u