Waste liquid treatment device

The utility model discloses a waste liquid treatment device which comprises a treatment box and a motor, the top of the treatment box is provided with a feed port, a first water tank is arranged in the treatment box, a first filter screen is installed in the first water tank, the bottom of the first water tank is communicated with the top of a processing box, and the motor is arranged at the top of the processing box. According to the waste liquid treatment device, when industrial waste liquid is treated, the waste liquid can be poured from a feeding port, a motor is started, and a stirring rod and a cleaning brush are matched to work, so that the waste liquid on the inner wall of the processing box is cleaned, foreign matters are prevented from remaining in the processing box, and the cleanliness of the interior of the processing box is guaranteed; and meanwhile, through cooperation with movement of a second belt, an intermittent gear, a driven wheel, a straight plate and a reset spring, intermittent dischar