Intermediate connecting piece for natural gas conveying pipeline

• Main Authors: DU YI, TONG WEI, TAO SHOUKUI
• Format: Patent
• Language: Chinese; English
• Published: 26.03.2024
• Subjects: BLASTING; CYLINDERS; 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; PISTONS; SEALINGS; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; THERMAL INSULATION IN GENERAL; WEAPONS

The utility model discloses a natural gas conveying pipeline middle connecting piece, and particularly relates to the field of pipeline connection, the natural gas conveying pipeline middle connecting piece comprises a device body, and further comprises a threaded fastening device which is arranged on one side of the device body, can be conveniently installed and can be manually fastened, and is used for rotating through a threaded structure, so that the two ends are compact, and the connecting piece is convenient to assemble and disassemble. Therefore, the effect of fastening installation is achieved. The inner side of the device body is provided with an elastic extrusion device capable of springing and extruding the positions of the interfaces, and the elastic extrusion device is used for extruding one side of each interface by utilizing the elasticity of a spring, so that the effect that the two interfaces are tight is realized; the device body comprises a sealing ring, and the sealing ring is fixedly arra