Rotatable centering flange joint

The utility model relates to a rotatable centering flange joint, and belongs to the technical field of blowout prevention pipeline connecting equipment. Which comprises a base pipe body, a base flange and a movable flange, and is characterized in that the base flange is arranged at one end of the ba...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	ZHANG TINGGAO, CAO HENGMING, ZHOU SHIHAI, JIANG YUHU, YUAN JUN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	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
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Beschreibung
Zusammenfassung:	The utility model relates to a rotatable centering flange joint, and belongs to the technical field of blowout prevention pipeline connecting equipment. Which comprises a base pipe body, a base flange and a movable flange, and is characterized in that the base flange is arranged at one end of the base pipe body, the base pipe body and the base flange are of an integrated structure, the movable flange is arranged at the other end of the base pipe body, and the base pipe body and the movable flange are movably connected through steel balls. According to the joint, the base pipe body is movably connected with the movable flange through the steel balls, so that the movable flange can rotate, the movable flange can adjust the position of a bolt hole when a blowout prevention pipeline and the bolt hole of equipment are staggered, the movable flange corresponds to the bolt hole of the equipment in a one-to-one mode, and the purpose of installation is achieved; the Y-shaped sealing ring of the connector is arranged a