High-temperature and high-pressure reaction kettle

The utility model discloses a high-temperature high-pressure reaction kettle which comprises a kettle tank, a carrying ring is welded on the inner wall of the kettle tank, the upper end of the carrying ring abuts against a sealing cover, a mounting column is fixed at the upper end of the sealing cover in a penetrating mode, a stirring pipe is welded on the side wall of the mounting column, and a base plate abuts against the upper end of the sealing cover. The side wall of the kettle tank is in threaded connection with a sealing cover, the upper end of the sealing cover is in threaded connection with a plurality of puller bolts in a penetrating manner, the puller bolts abut against the upper end of the base plate, a stirring reinforcing mechanism is arranged on the side wall of the stirring pipe, and a completion cooling mechanism is arranged in the mounting column. In the device, the stirring pipe can stir materials in the kettle tank, so that the reaction effect is improved, and meanwhile, the rotating ring