COKE OVEN BANK MAINTENANCE APPARATUS Russian patent published in 2004 - IPC

FIELD: equipment for coke oven banks with horizontal coking chambers, may be used for maintenance of coke ovens during delivery of coke into slaking car. SUBSTANCE: apparatus has coke oven maintenance machine movable along coke oven front on rail track with runs arranged at both sides of rail path for slaking car. Machine has gantry metal construction with displacement mechanisms and guides arranged perpendicular to direction of movement of machine, coke guide movably positioned in said guides, door-removal device, coke oven frame cleaning device, coke oven door cleaning device, and gas and dust catching and sucking device equipped with dust catching hood mounted on gantry metal construction and movably connected to main draught pipeline extending along coke oven front, behind rail paths for slaking car. Door- removal device, coke oven frame cleaning device and coke oven door cleaning device are axially aligned with one another, with axis extending in parallel with longitudinal axis of coke guide and being offset from it by distance equal to at least three oven pitches. Door-removal device and coke oven frame cleaning device are mounted at opposite sides of vertical rotary frame movably positioned in respective guides in front of coke oven door cleaning device, which is immovably positioned on gantry metal construction. Rail track run is positioned behind rail tracks for slaking car and fixed on main draught pipeline. EFFECT: simplified maintenance, reduced metal usage, increased efficiency in catching of gas and dust outbursts, enhanced reliability in operation and reduced manufacture and operational costs. 2 cl, 4 dwg