Blast furnace stores up indisputable formula trough structure

The utility model discloses a blast furnace stores up indisputable formula trough tap drain structure, including the tap drain body, the feed liquor of tap drain body end links up with hot metal export mutually, and its liquid end is linked together with the trough, be close to the tap drain body and go out the trough of extending the oriented ditch of liquid end intercommunication body one side,the trough with be provided with the skimming tool on the tap drain body between the trough, the tap drain body reduces to feed liquor end width from the middle part gradually, is the horn mouth structure. The utility model discloses can effectively avoid the spun molten iron to fall indisputable department at the tap drain and form the swirl, make things convenient for the separation of molten iron and molten iron sediment, improve the life of tap drain, effectively having shortened the whole length of tap drain, both having practiced thrift refractory material, the temperature that has reduced the molten iron again