Anti - nitrification treatment device

The utility model belongs to the technical field of waste water treatment, especially, relate to an anti - nitrification treatment device. An anti - nitrification treatment device, includes intake pool, denitrification pool and the outlet water pool who links to each other with the pipeline, and denitrification pool's cell body is equipped with the visualization window who covers with organic glass, and denitrification pool's cell body lower part lateral wall is equipped with the opening and covers with the blind flange and closes, and the bottom is equipped with gas distribution pipe, the external air -blower of this gas distribution pipe in denitrification pool's the cell body, denitrification pool's bottom of the pool passes through the outlet pipe and links to each other with outlet water pool upper portion and filter the route in order to form, denitrification pool's bottom of the pool passes through the pipeline and links to each other bottom outlet water pool in order to form the backwash route. The ut