Ascending pipe group structure of waste heat boiler

The utility model relates to an ascending pipe group structure of a waste heat boiler, and belongs to the technical field of boiler manufacturing. The device comprises a plurality of ascending pipe groups distributed between a header and a boiler barrel, each ascending pipe group comprises a plurality of ascending pipes, the lower ends of the ascending pipes are connected with the header, and the device is characterized in that each ascending pipe group is provided with a collecting pipe connected with the boiler barrel, and the upper ends of the ascending pipes are connected with the boiler barrel through the collecting pipe. According to the utility model, the number of pipe holes and welded junctions on the boiler barrel is reduced, so that the manufacturing cost of the boiler barrel is reduced, and the strength and the safety coefficient of the boiler barrel are improved. 本实用新型涉及一种余热锅炉的上升管管组结构，属于锅炉制造技术领域。本实用新型包括分布在集箱与锅筒之间的若干组上升管管组，每组所述上升管管组包括若干下端与集箱连接的上升管，其特征在于，每组上升管管组均配置有与锅筒连接的汇集管，上升管的上端通过汇集管与锅筒连接。本实用新型减