A liner composite pipe weld composite layer repair device and method of use thereof

CN122400909APending Publication Date: 2026-07-17HENAN HUADIAN JINYUAN PIPING

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
HENAN HUADIAN JINYUAN PIPING
Filing Date
2026-04-27
Publication Date
2026-07-17

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Abstract

本发明公开了一种内衬复合管道焊口复合层修复装置,包括:支撑构件,所述支撑构件设置在待焊接的焊接接头内,焊接接头处的焊口管径一致,支撑构件沿径向移动使支撑构件沿径向向外的一面与两根待焊接的管道焊口处内壁的相对面抵接,用于使两待焊接管口的轴线对正;若干施力构件,若干所述施力构件用于提供支撑力,使支撑构件与两根待焊接的管道焊口处内壁的相对面抵接;胀管构件,所述胀管构件套设在支撑构件外侧,胀管构件外侧套设有第二内衬层,用于使第二内衬层发生变形,胀紧在两个管道焊口处内壁上。本发明中的第二内衬层在焊接接头处与管道内壁连接紧密,保证内衬层的连续性。
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