Mixed gas supply device for heating coke oven in iron and steel plant

A mixed gas supply device for heating a coke oven of an iron and steel plant belongs to the technical field of gas fuel supply for heating the coke oven of the iron and steel plant, and comprises a coke oven gas pipeline (1), a gas mixer (2), a blast furnace gas pipeline (3), a mixed gas storage cabinet (4) and a mixed gas pipeline (5), wherein the coke oven gas pipeline (1), the gas mixer (2), the blast furnace gas pipeline (3), the mixed gas pipeline (5) and the mixed gas storage cabinet (4) are sequentially welded and connected. The device has the advantages that the goals of uniform components, stable supply pressure and reliable supply of the mixed gas heated by the coke oven are achieved. 一种用于钢铁厂焦炉加热用混合煤气供应装置，属于钢铁厂焦炉加热气体燃料供应技术领域，包括：焦炉煤气管道(1)、气体混合器(2)、高炉煤气管道(3)、混合煤气贮气柜(4)、混合煤气管道(5)；焦炉煤气管道(1)、气体混合器(2)、高炉煤气管道(3)、混合煤气管道(5)、混合煤气贮气柜(4)依次焊接连接。优点在于，实现了焦炉加热混合煤气的成份均匀、供应压力稳定、供应可靠的目标。