Patent ID: 6932903
Filing Date: 2005-08-23
Classification: C02F

Abstract:
1. A dual mode, ultraviolet-and-ozone disinfection apparatus having an improved disinfection effect, which is a part of a water treatment system, the water treatment system being composed of a filter apparatus, the disinfection apparatus, and an ozone suction apparatus, the disinfection apparatus comprising: a disinfection tank having a water inlet and a water outlet; and a disinfection apparatus structure housed in the disinfection tank, including whereby, water flowing out of the spiral water transmitting tube creates a return flow from the downstream flow impact, the water then flows back to surround the quartz tube along the exterior of the spiral tube and through a gap between the pitch of the spiral shape and the sleeve barrel, and all along the path of the Water around the quartz tube, the water is exposed to UV irradiation having a wavelength of about 254 nm penetrating through the quartz tube, and at last, water that flows out of the disinfection tank is available for drinking water.