Ultraviolet lamp immersed efficient photocatalysis water treatment device

The utility model discloses an ultraviolet lamp immersed efficient photocatalysis water treatment device which comprises a photocatalysis reaction chamber and an air stirrer, wherein a water inlet pipe is arranged at the upper part of the photocatalysis reaction chamber; a water outlet pipe and a valve are arranged at the bottom of a tank body; an ultraviolet lamp light source is arranged in the reaction chamber; a supported nano photocatalysis coating and a fixing line slot thereof are arranged on the inner wall and inside of the reaction chamber; the air stirrer mainly comprises an oxygenation pump and a gas spray pipe with a hole; and the gas spray pipe goes into the reaction chamber from the top of the reaction chamber and enters the bottom. By adopting the device, the light utilization rate and photocatalysis efficiency are greatly improved. The photocatalysis water treatment device has the advantages of efficient treatment and simple structure, and is convenient to use, easy to magnify and very suitable for the farming of small aquatic seedlings and the water treatment and sterilization in the fishponds of hotels and restaurants; and meanwhile, the photocatalysis water treatment device also can be applied to advanced treatment of industrial wastewater.