Protective assembly for multifunctional chemical pipeline connecting pipe

• Main Authors: WANG LEI, YANG GUOQI, MA FUKUI, JIN YAXIANG, WU ZHILONG, ZHENG LEI, LI QINGYUAN, FAN TIANQING
• Format: Patent
• Language: Chinese; English
• Published: 11.10.2022
• 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; PIPE-LINE SYSTEMS; PIPE-LINES; PIPES; STORING OF DISTRIBUTING GASES OR LIQUIDS; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; THERMAL INSULATION IN GENERAL; WEAPONS

The invention relates to the field of pipeline connecting fittings, in particular to a multifunctional protection assembly for a chemical pipeline connecting pipe. Comprising a rectangular shell and two pipelines needing to be connected, a transverse cylindrical block coaxial with the shell is arranged in the shell, a channel coaxial with the cylindrical block is formed in the cylindrical block, the shell is connected with the cylindrical block through a connecting supporting assembly and enables the cylindrical block to be kept stable, and annular first grooves coaxial with the channel are formed in the two ends of the cylindrical block correspondingly; first piston rings in sealing contact fit with the first grooves are arranged in the first grooves, first movable pipes coaxial with the first piston rings are mounted on the outer sides of the first piston rings, fourth conical surfaces are formed in the outer ends of the first movable pipes, and first sealing strips are embedded in the fourth conical surfac