Catalytic oxidation industrial wastewater treatment device

The utility model relates to the technical field of wastewater treatment devices, in particular to a catalytic oxidation industrial wastewater treatment device. According to the technical scheme, the sewage treatment device comprises a sewage treatment box and a sealing top cover connected to the upper end of the sewage treatment box, a water inlet pipe is arranged at the upper end of the sealing top cover, a rotating cylinder is rotationally connected to the sealing top cover in a penetrating mode, and an air inlet pipe extending to the bottom of the sewage treatment box is arranged in the rotating cylinder; a plurality of exhaust holes located in the inner side of the sewage treatment tank are formed in the outer side of the air inlet pipe. A pair of feeding mechanisms is arranged at the upper end of the sealing top cover, a matched catalyst is added into the feeding cover, the catalyst enters the sewage treatment box through the feeding pipe, then the feeding cover is sealed through the sealing cover, feed