Flexible sealing self-locking socket polyvinyl chloride solid-wall pipe

• Main Authors: WU JUNJIE, XIAN WEILIN, CHEN JIAWEN, XIAN YONGHUA, ZENG JIANGFENG, CHEN WEIQIANG
• Format: Patent
• Language: Chinese; English
• Published: 08.12.2020
• 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 provides a flexible sealing self-locking socket PVC (polyvinyl chloride) solid-wall pipe which comprises a pipeline main body, a socket part and a spigot part, the socket part and the spigot part are respectively arranged at two ends of the pipeline main body, and the socket part and the spigot part are integrally formed with the pipeline main body; a plurality of first annular protrusions are arranged on the outer circumferential face of the socket part, a plurality of first annular clamping grooves are correspondingly formed in the inner circumferential face of the socket part, and the first annular clamping grooves are matched with the first annular protrusions. A second annular clamping groove is further formed in the outer circumferential face of the socket part, a third annular clamping groove is correspondingly formed in the inner circumferential face of the socket part, and a C-shaped clamping ring is arranged in the second annular clamping groove in a sleevedmode. The C-shaped clamp