Bell and spigot connecting piece for prestressed concrete cylinder pipe

• Main Authors: ZHANG SHENBO, DING LEI, LIU HONGYU, SU JIANYUN, BAI BAOLIANG
• Format: Patent
• Language: Chinese; English
• Published: 03.12.2021
• 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

A prestress steel cylinder concrete pipe bell and spigot connecting piece comprises a first pipe body connecting piece, a middle connecting piece and a second pipe body connecting piece. The first pipe body connecting piece is provided with a first flat tail end and a first sharp tail end, and the first flat tail end is connected with the first pipe body; the second pipe body connecting piece is provided with a second flat tail end and a second sharp tail end, and the second flat tail end is connected with the second pipe body; a first bell and spigot and a second bell and spigot which expand outwards are formed in the two ends of the middle connecting piece respectively, the first bell and spigot is connected with the first sharp tail end of the first pipe body connecting piece, and the second bell and spigot is connected with the second sharp tail end of the second pipe body connecting piece. Different prestressed concrete cylinder pipes can be conveniently butted, adaptive modification can be made accordin