▎ 摘　　要

NOVELTY - The utility model claims a water fountain with ultraviolet sterilizing function, comprising a water tank for storing water, the water groove comprises a groove wall and the groove bottom, the groove wall is sprayed or curtain coated quantum dot light photocatalysis germicidal coat, the quantum dot light photocatalysis germicidal coat is composed of base material and filler embedded in the base material, said base material is selected from aqueous ceramic coating, the filler selected from graphene quantum dot, and a titanium dioxide nanometer pipe; the groove bottom is provided with an ultraviolet LED lamp. the graphene/titanium dioxide nano-composite material as the light catalyst, graphene quantum dot capable of effectively enhancing the photo-catalytic activity of the TiO2, in the photo-catalytic process, graphene quantum dot can be used as electronic bank, the electron can easily transfer between the graphene quantum dot and TiO2 surface, greatly improve the photo-catalytic effect, so as to efficiently kill drinking of bacteria, viruses and algae in the water, and decomposing CO2 and H2O, photo-catalytic degradation rate can reach 98.9%.