Side-wall furnace lining structure of molten iron pretreatment furnace

• Main Authors: SUN DANNA, DING JIAMIN, HUANG XIAOJUN, YUWEN ERWEI, WANG XIAOGUANG, NING WEILI, QIN GUANGWEI, TAO XINJIANG, ZHANG DAYI, DING CHAO, LI HONGZHENG, WANG CHAOYANG
• Format: Patent
• Language: Chinese; English
• Published: 02.06.2020
• Subjects: BLASTING; CHEMISTRY; DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS,IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KINDOF FURNACE; FURNACES; HEATING; KILNS; LIGHTING; MECHANICAL ENGINEERING; METALLURGY; METALLURGY OF IRON; OVENS; PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OFWROUGHT-IRON OR STEEL; RETORTS; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS; WEAPONS

The utility model discloses a side wall lining structure of a molten iron pretreatment furnace. The lining structure comprises multiple layers of permanent lining bricks laid on the inner side of a furnace shell and multiple layers of working lining bricks arranged on the inner sides of the permanent lining bricks. The permanent lining brick is fan-shaped and is integrally provided with a protruding part facing the inner side of the molten iron pretreatment furnace; the protruding parts of the permanent lining bricks on the same layer are jointly provided with a seat ring coaxial with the furnace shell, the upper surface of the seat ring is further coaxially and fixedly provided with a limiting ring, the working lining bricks are also in a sector ring shape, and the lower surfaces of the working lining bricks are provided with arc-shaped clamping grooves matched with the limiting ring; fire clay bonding layers are respectively arranged between the permanent lining bricks and the furnace shell, between the adj