Water reducing agent discharging device

The utility model relates to the technical field of concrete processing, in particular to a water reducing agent discharging device which comprises a working box, a material injection opening is formed in the center of the end of the working box, a fixing strip is fixedly installed at the end of the working box, a motor is fixedly installed at the end of the fixing strip, and a first rotating rod is fixedly installed on an output shaft of the motor. A gear is rotatably connected to the end, away from the output shaft of the motor, of the first rotating rod, a circular ring is fixedly installed on the inner wall of the working box, teeth are fixedly installed on the inner wall of the circular ring, the gear and the teeth are meshed together, and a moving mechanism is fixedly connected to the end, away from the first rotating rod, of the gear and comprises a second rotating rod which is fixedly connected with the gear; the end, away from the gear, of the second rotating rod is rotationally connected with a slid