Pipeline joint coating structure

• Main Authors: SONG SIHU, WANG HUAFENG, CHEN YONG, WANG JINBING, LI CHUANHU, HU LEI
• Format: Patent
• Language: Chinese; English
• Published: 18.11.2022
• Subjects: BLASTING; ENGINEERING ELEMENTS AND UNITS; 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; PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; THERMAL INSULATION IN GENERAL; WEAPONS

The utility model discloses a pipeline joint coating structure which comprises a pipeline, an inner anti-corrosion layer and an outer anti-corrosion layer are arranged on the inner side and the outer side of the pipeline respectively, an outward upper flange and an outward lower flange are arranged at the end of the pipeline, a groove is formed between the upper flange and the lower flange, a connector lining is further arranged in the pipeline, the connector lining is arranged between the adjacent pipelines, and the outer anti-corrosion layer is arranged on the outer side of the pipeline. The joint lining abuts against the inner anti-corrosion layer, an annular fixing piece with a T-shaped section is arranged on the outer side of the joint lining, the upper turnups of the adjacent pipelines are welded, and an anti-corrosion structure is arranged on the outer side of the welding position. According to the utility model, the joint liners are arranged to be matched with the fixing pieces and the lower turnups o