Cylindrical converter high-temperature flue gas cooler suitable for heat energy recovery

The utility model relates to a cylindrical converter high-temperature flue gas cooler suitable for heat energy recovery, which comprises a steam pocket and a cylindrical cooler main body, and is characterized in that the cylindrical cooler main body is formed by connecting heat exchange sections; a barrel of the heat exchange section is composed of a membrane type wall, an independent heat exchange area is arranged in the heat exchange section, heat exchange pipes are arranged in the independent heat exchange area, the heat exchange pipes are continuous U-shaped bent pipes, and the adjacent continuous U-shaped bent pipes are arranged in a staggered mode. An annular water collecting tank and an annular steam collecting tank surround the outer portion of the cylinder of each heat exchange section, the steam collecting tanks are located above the water collecting tanks, and an inlet and an outlet of a vertical membrane type wall pipe of each membrane type wall body are connected with the water collecting tanks a