Stirring-heating seal bottle cap

The utility model discloses a stirring-heating seal bottle cap. A reducer, a temperature controller and a micromotor of the seal bottle cap are fixed to the seal bottle cap; the temperature controller and micromotor are connected with a power line; the seal bottle cap is connected with a seal bottle cork; a fixing clamp is arranged above the reducer in the middle of the seal bottle cap; the reducer is connected with the micromotor; stirring blades are connected with the reducer through a stirring shaft; the tail end of the stirring shaft is movably fixed with the fixing clamp; a heating tube is a U-shaped structure and is connected with the temperature controller through the seal bottle cork; and the stirring shaft and stirring blades are arranged in the middle of the heating tube. The existing seal bottle cap of the fermentation apparatus is improved to design the bottle cap with stirring and heating functions; and the seal bottle cap can conveniently implement optimization control on the anaerobic fermentat