Neutralization tank water outlet device

The utility model discloses a water outlet device of a neutralization tank. The overflow valve comprises an overflow main body, the rear side of the overflow main body is connected with a rear plate;the front side of the overflow main body is connected with a front plate, a rubber layer is connected between the front plate and the front side wall of the pool body, the left end and the right end of the top of the overflow main body are each connected with an arc-shaped filter plate, and the left end and the right end of the bottom of the overflow main body are each connected with an arc-shapedcollecting plate. The utility model has the beneficial effects that the filter plate can effectively isolate suspended matters generated in the neutralization process, so that the treatment difficulty of the subsequent process is reduced; the front plate is pressed through the rubber layer to be attached to the pool body, a screw rod penetrates through the rear plate, the screw rod is connected with a pressing plate, the