Water-cooled furnace roll heat-insulating protective layer structure and preparation method thereof

• Main Authors: LIU YITAO, OUYANG DEGANG, DING CUIJIAO, LUO WEI, SONG BO, WANG FENG, ZHU SHANHE, SONG ZHONGHUA
• Format: Patent
• Language: Chinese; English
• Published: 23.10.2020
• Subjects: ADHESIVES; APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL; BLASTING; CHEMICAL PAINT OR INK REMOVERS; CHEMISTRY; COATING COMPOSITIONS, e.g. PAINTS, VARNISHES ORLACQUERS; CORRECTING FLUIDS; DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS,IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KINDOF FURNACE; DYES; FILLING PASTES; FURNACES; HEATING; INKS; KILNS; LIGHTING; MECHANICAL ENGINEERING; METALLURGY; MISCELLANEOUS APPLICATIONS OF MATERIALS; MISCELLANEOUS COMPOSITIONS; NATURAL RESINS; OVENS; PAINTS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; PERFORMING OPERATIONS; POLISHES; PROCESSES FOR APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TOSURFACES, IN GENERAL; RETORTS; SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS, SLAG, OR MIXTURESCONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER; SPRAYING OR ATOMISING IN GENERAL; TRANSPORTING; USE OF MATERIALS THEREFOR; WEAPONS; WOODSTAINS; WORKING CEMENT, CLAY, OR STONE

The invention relates to the technical field of heating furnace equipment, and discloses a water-cooled furnace roll heat-insulating protection layer structure which includes a metal roll body and a plurality of roll rings sleeving the metal roll body. The metal roller body is provided with a silicon dioxide aerogel layer, a refractory fiber layer and a castable layer from inside to outside in sequence, a plurality of roll body Y-shaped metal anchoring parts are arranged on the metal roller body, the circumferential surfaces of the roller rings extend outwards in the length direction of the metal roller body to form concave roller ring concave surfaces, and the roller ring concave surfaces are provided with a plurality of roller ring concave surfaces Y-shaped metal anchoring parts, the roll body Y-shaped metal anchoring parts and the roller ring concave surfaces Y-shaped metal anchoring parts are coated with silicon dioxide aerogel layers, and the roll body Y-shaped metal anchoring parts and the roller ring c