Manufacturing system of high-purity quartz sand

The utility model discloses a manufacturing system of high-purity quartz sand. The manufacturing system of the high-purity quartz sand comprises a reaction tank, a rinsing bath, a concentrator, a hydraulic classifier, a first dehydration unit and a second dehydration unit, the reaction tank, the rinsing bath, the concentrator and the hydraulic classifier are sequentially connected, and the hydraulic classifier is simultaneously connected with the first dehydration unit and the second dehydration unit; the reaction tank is used for carrying out activation, acid pickling and alkali washing reaction on raw material sand, the raw material sand subjected to the reaction in the reaction tank enters the water washing tank for water washing, the concentrator is used for dewatering, the hydraulic classifier is used for separating powder slurry from mortar, the first dewatering unit is used for dewatering the powder slurry, and the second dewatering unit is used for dewatering the mortar. And the second dewatering unit