Composite anti-corrosion and anti-leakage structure of drainage pipeline

• Main Author: HU DAMING
• Format: Patent
• Language: Chinese; English
• Published: 03.11.2023
• Subjects: BLASTING; CESSPOOLS; ENGINEERING ELEMENTS AND UNITS; FIXED CONSTRUCTIONS; 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; SEWERAGE; SEWERS; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; THERMAL INSULATION IN GENERAL; WATER SUPPLY; WEAPONS

The utility model discloses a composite anti-corrosion and anti-leakage structure of a drainage pipeline, and relates to the technical field of drainage pipe auxiliary equipment. The drainage pipe comprises a first drainage pipe body and a second drainage pipe body, a main connecting disc is arranged at one end of the first drainage pipe body, an annular clamping groove coaxial with the first drainage pipe body is formed in the end face of the main connecting disc, and an auxiliary connecting disc used for being inserted into the annular clamping groove is arranged at one end of the second drainage pipe body. The surface of the main connecting disc and the surface of the auxiliary connecting disc are coated with anti-corrosion materials, and a connecting piece acting on the main connecting disc is installed on the second drainage pipe. The auxiliary connecting disc is fixed in the annular clamping groove through the connecting piece, the auxiliary connecting disc abuts against the main connecting disc, the ma