Steel ladle bottom pouring structure capable of improving molten steel yield and construction mold of steel ladle bottom pouring structure

The utility model discloses a steel ladle bottom pouring structure capable of improving the molten steel yield and a construction mold of the steel ladle bottom pouring structure. The steel ladle bottom pouring structure comprises an integrally-formed ladle bottom body, an air brick and a water gap seat brick, wherein the air brick and the water gap seat brick are installed on the ladle bottom body. The surface of the ladle bottom body is inclined, and the lowest position of the surface of the ladle bottom body is a molten steel inlet of the nozzle pocket block. A square low-lying area is arranged around the nozzle pocket block on the surface of the ladle bottom body; and a non-impact area on the surface of the ladle bottom body is provided with a steel flow guide groove communicated with the square low-lying area. The construction mold comprises a ladle bottom foot pad steel block used for being placed at the bottom of a steel shell and corresponding to a nozzle brick cup area; the long steel flowing guide g