Sulphur removing system for ammonium sulfate solution

The utility model relates to a sulphur removing system for an ammonium sulfate solution and belongs to environmental protection equipment. The system consists of a sulphur removing pool, a slag scraper, a compressed air supplier, a dissolved gas pressurizing pump, a dissolved gas tank, a sulphur slag box, a clean liquid conveying pump and a releaser, wherein the ammonium sulfate solution to be treated sequentially passes through a contact pool, a separating pool and a clean liquid pool, the ammonium sulfate solution with air in the dissolved gas tank is connected to the bottom of the contact pool, microbubbles are decompressed and released at the bottom of the contact pool to adhere sulfur and dust suspended solids in the ammonium sulfate solution, and sulfur and dust suspended solids floating on the surface layer of the ammonium sulfate solution are scraped in the separating pool by the slag scraper and discharged through the sulphur slag box. The ammonium sulfate solution treated by circular process for tim