Anti-seepage device for water supply and drainage pipe in constructional engineering

• Main Authors: LIU LIXIN, LIU HANDONG, YANG HAIQIANG
• Format: Patent
• Language: Chinese; English
• Published: 27.06.2023
• 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 relates to the technical field of seepage prevention of water supply and drainage pipes, in particular to a seepage prevention device for constructional engineering water supply and drainage pipes. According to the technical scheme, the water supply and drainage pipe comprises a connecting pipe, second flange plates are installed at the two ends of the connecting pipe and fixedly connected with a first flange plate through fastening bolts, the first flange plate is installed at one end of a water supply and drainage pipe body, and a water passing pipe is arranged in the center of the outer wall of one side of each second flange plate; the other end of the water passing pipe penetrates through the first through hole and extends into the water supply and drainage pipe body, a first sealing ring is arranged on the outer wall of the other end of the water passing pipe, the outer wall of the first sealing ring is in interference fit with the inner wall of the water supply and drainage pipe body,