Bayer process sodium aluminate solution refining device

The utility model discloses a Bayer process sodium aluminate solution refining device, which relates to the technical field of chemical engineering, and comprises a tank body, gas distribution boxes are fixedly arranged on the left side surface and the right side surface of the tank body, a heat exchange pipe is arranged between the gas distribution boxes and in the tank body, and the end head of the left side surface of the heat exchange pipe is fixedly connected with an output shaft of a driving motor; the driving motor is fixedly installed on the left side face of the left air distribution box, air inlet holes are formed in the positions, corresponding to the left air distribution box, of the heat exchange pipes, a heating mechanism is arranged between the air distribution boxes and located on the outer side of the tank body, a feeding hopper is installed on the upper surface of the tank body through a vibration mechanism, and a filter screen is obliquely arranged in the feeding hopper. Stirring and heatin