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为了消除冲天炉开炉时炉气、烟尘和“铁棉絮”的危害,中国人民解放军三六○七工厂设计制造了一台如图1所示的前炉烟尘水幕净化装置。管径为3/4英寸或1英寸的喷水管,其未端450毫米的长度内,沿轴向钻三排直径3毫米的喷水孔,孔间距约20毫米。管的未端封死,始端与自来水管相接。水幕挡板由直径120～160毫米的钢管挡水套和厚度为2～3毫米的铁板水幕板构成。挡
In order to eliminate furnace furnace gas, soot and “iron wool” when the furnace is open, the Chinese People’s Liberation Army’s 3,707 factory designed and manufactured a front smoke and dust water curtain purification device as shown in FIG. 1. A 3/4 inch or 1 inch diameter water jet pipe drills three rows of 3 mm diameter water jet holes in the length of 450 mm at the end of the hole, spaced about 20 mm apart. End of the pipe sealed, the beginning of the tap and phase. Water curtain baffle by the diameter of 120 to 160 mm steel retaining sleeve and a thickness of 2 to 3 mm iron plate water curtain composition. block