Sealing device for connecting area of furnace arch of water-cooled wall of boiler and front enclosure wall of rear flue

• Main Authors: TANG ZHONGSHUN, HUANG XIAO, FANG LEI, WANG RUCHENG, HE ZHIWEI, LIU LIUQIU, LI WEIMIN, CHEN FUXIANG, HAN MING, HUANG TIANLIN, DONG XUAN, YIN WENDE, WU MINGJIN, HUANG QIFENG, ZHANG YANQIANG
• Format: Patent
• Language: Chinese; English
• Published: 19.04.2024
• Subjects: BLASTING; ENGINEERING ELEMENTS AND UNITS; FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEATGENERATING MEANS, IN GENERAL; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS; HEATING; JOINTS OR FITTINGS FOR PIPES; LIGHTING; MEANS FOR THERMAL INSULATION IN GENERAL; MECHANICAL ENGINEERING; METHODS OF STEAM GENERATION; PIPES; RANGES; STEAM BOILERS; STEAM GENERATION; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; THERMAL INSULATION IN GENERAL; VENTILATING; WEAPONS

The utility model is suitable for the technical field of boiler sealing structures, and discloses a sealing device for a connecting area of a furnace arch of a boiler water-cooled wall and a front enclosure wall of a boiler rear flue. The utility model provides a sealing device for a connecting area of a furnace arch of a water-cooled wall of a boiler and a front enclosure wall of a rear flue of the boiler. The sealing device comprises a sealing plate and an omega-shaped plate, the sealing plate is arranged on the surface of the water-cooled wall furnace arch, and the omega-shaped plate is arranged between the water-cooled wall furnace arch and the rear flue front enclosure wall and is connected with the water-cooled wall furnace arch and the rear flue front enclosure wall; the omega-shaped plate comprises a deformation part and connecting parts arranged on the two sides of the deformation part, and the deformation part is in an arch shape. The omega-shaped plate absorbs the direct thermal displacement expans