Vacuum heating stirrer

The utility model relates to the technical field of stirrers, and discloses a vacuum heating stirrer which comprises a main body, the sealing plate is fixedly connected with the main body, the bottom surface of the sealing plate is provided with a buffer assembly for guiding gas sent into a cavity of the main body by the gas pipe, the buffer assembly comprises a bottom plate, connecting rods, guiding bodies and skirt edges, the bottom plate is fixedly connected with the sealing plate, and the top surface of the bottom plate is fixedly connected with a plurality of connecting rods and guiding bodies; the skirt edge is fixedly connected with the bottom plate, a surrounding edge is formed around the connecting rod, the connecting rod and the guiding body can guide and disperse fed gas towards the skirt edge, and due to the fact that the air pressure value in the main body cavity is low, the gas entering the main body cavity has the moving flow speed and impact force; the gas impacts the guide bodies and is gradu