Oxygen-enriched ladle baking device and ladle baking method thereof

According to the oxygen-enriched ladle baking device and the ladle baking method thereof, the oxygen-enriched ladle baking device comprises a rack and a ladle cover which is installed on the rack and used for covering a steel ladle opening, a burner is installed on the ladle cover, the oxygen-enriched ladle baking device comprises an oxygen-enriched gas pipeline, and the ladle cover is provided with a tempering groove; a coil pipe is arranged in the oxygen-enriched gas heating cavity, the outlet end of the oxygen-enriched gas pipeline is communicated with the inlet end of the coil pipe, and the outlet end of the coil pipe is communicated with the burner. The tempering groove is provided with an in-groove nitrogen opening, an out-groove nitrogen opening and a straight nitrogen opening; in the ladle baking period, flames at a steel ladle opening easily run into the tempering groove, the tempering groove is designed to be provided with a plurality of tempering corners, the flames can be guided to a tempering cor