T-shaped dual-seal pipeline leaking stoppage clamp

• Main Authors: HOU ZEFENG, ZHANG TIANLI, LIU MINGZHU, LONG BIN, TANG DEYU, WANG KEKUAN, ZHAO BINGJIE, ZHANG JIANHU
• Format: Patent
• Language: Chinese; English
• Published: 07.05.2014
• 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 T-shaped dual-seal pipeline leaking stoppage clamp and belongs to the field of fast plugging, first-aid repair or maintenance technology of pipeline leaking stoppage in operation. The clamp is formed by a T-shaped clamp body, a press seal assembly, a circumferential sealing strip, a universal ball with a spring, a circumferential sealing pressure plate, an axial sealing strip, an axial sealing pressure plate, a hoop, a top cover sealing pad, a top cover, a top cover fastening bolt, a locking screw, and a semi-clamp fastening bolt assembly; the T-shaped clamp body is an intersecting body formed by a semicircular pipe housing with an ear plate and a vertical pipe with a flange on the top, wherein the semicircular pipe housing vertically intersects with the vertical pipe; three counter bores used for installing the universal ball with the spring are uniformly distributed on each of two ends of the semicircular pipe housing along the housing; two circumferential sealing strip installi