Fluorination reaction kettle

The utility model discloses a fluorination reaction kettle, which belongs to the technical field of fluorination reaction kettles and comprises a kettle body, the width of the top end of the kettle body is larger than that of the bottom end of the kettle body, the top end of the kettle body is provided with a discharge port, and the bottom end of the kettle body is provided with a feed port; a damping device and an air inlet pipe are installed on the feeding port, the damping device comprises a damping spring, a damping plate and a feeding cone plate, one end of the damping spring is installed in the damping plate, the other end of the damping spring is located below the feeding cone plate, a plurality of air inlet holes are formed in the feeding cone plate, and the air inlet holes are communicated with the damping spring. According to the reaction kettle, the kettle body is arranged to be of the inverted conical structure with the wide upper part and the narrow lower part, so that materials can fully react a