Stirring device for sewage biological denitrification composite carbon source production

The utility model discloses a stirring device for producing a sewage biological denitrification composite carbon source, relates to the technical field of sewage treatment agent production, and aims to solve the problem that the existing denitrification composite carbon source stirring device is poor in stirring effect. An upper cover is installed at the upper end of the barrel and connected with the barrel through a clamping groove, a transmission cavity is formed in the upper cover, three rotating shafts are arranged at the bottom of the upper cover, stirring rods are installed on one sides of the rotating shafts, and six adjusting balls which are annularly and evenly distributed are arranged at the upper end of the inner wall of the barrel. A spray head is installed in the adjusting ball, the spray head is matched with the adjusting ball through threads, a water distribution ring is fixedly arranged at the upper end of the outer portion of the barrel, the water distribution ring and the spray head are fixe