CHUTE DISTRIBUTOR OF MOUTH OF BLAST FURNACE Russian patent published in 2015 - IPC C21B7/20 

FIELD: metallurgy.

SUBSTANCE: chute distributor includes a sealed housing, a damper, an upper slewing bearing, a rotating coupling, a chute, a general-purpose frame, a lower slewing bearing, a graduated dial unit, a cylinder and a horizontal drive for rotation of the upper slewing bearing. The damper passes through a cover plate into the sealed housing. An inner race of the upper slewing bearing is connected to the above cover plate. The rotating coupling, on which a tie-rod is arranged, is connected to an outer race of the upper slewing bearing. The chute is suspended inside the rotating coupling through the tie-rod. The tie-rod is connected to one end of a crank arm, the other end of which is arranged inside the general-purpose guide frame. The inner race of the lower slewing bearing is connected to the general-purpose frame. The cylinder provides for upward and downward movement of the lower slewing bearing.

EFFECT: use of the invention provides stable operation of a blast furnace.

12 cl, 15 dwg