Novel dilution reaction kettle for producing fluorescent whitening agent

The utility model provides a novel dilution reaction kettle for producing a fluorescent whitening agent and relates to the technical field of chemical equipment. The novel dilution reaction kettle comprises a kettle body, an upper cover, a stirring device and a feeding device, the upper end of the kettle body is open, and the upper cover covers the upper end of the kettle body; the stirring device comprises a motor, a stirring shaft extending into the kettle body and a plurality of stirring rods arranged outside the stirring shaft, the motor is arranged at the bottom of the kettle body, an output shaft of the motor is in transmission connection with the stirring shaft, the stirring shaft and the stirring rods are in hollow rod shapes, and the stirring rods are arranged on the stirring shaft. A plurality of through holes are formed in the stirring rod, and a water pressure one-way valve is arranged at each through hole; the upper end of the stirring shaft penetrates out of a circular through hole in the upper