Crystal drying structure for preparing fluorescent whitening agent

The utility model relates to a crystal drying structure for fluorescent whitening agent preparation, which comprises a rack, a controller fixedly connected to the outer wall of the rack, a blanking hopper fixedly connected to the upper end of the rack, a rubber tube fixedly connected to the lower end of the blanking hopper, a drying oven fixedly connected to the lower end of the rubber tube, and a heating wire fixedly connected to the interior of the drying oven. A discharging pipe is fixedly connected to the lower end of the drying oven, a sliding groove is formed in the discharging pipe, a discharging plate is slidably connected to the sliding groove, the discharging plate is close to the drying oven, a power motor is fixedly connected to the outer wall of the drying oven, a supporting rod is connected to a power shaft of the power motor, and the supporting rod penetrates into the drying oven and is fixedly connected with a rubber scraper. A partition plate is fixedly connected to the inner wall of the dryi