Small-caliber low-pressure gas pipeline gas supplementing plug

The utility model discloses a small-caliber low-pressure gas pipeline gas supplementing plug which comprises a cover plate, a threaded hole is formed in the center of the cover plate, a plug body is fixedly installed at the lower end of the cover plate, a through hole is formed in the center of the...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	HUA JIANYING, WANG FEI, LIU ZHE, MA YAN, QI TIEJUN, WANG XINYU, XU JINGCHEN
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 PIPE-LINE SYSTEMS PIPE-LINES PIPES STORING OF DISTRIBUTING GASES OR LIQUIDS SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING THERMAL INSULATION IN GENERAL WEAPONS
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Beschreibung
Zusammenfassung:	The utility model discloses a small-caliber low-pressure gas pipeline gas supplementing plug which comprises a cover plate, a threaded hole is formed in the center of the cover plate, a plug body is fixedly installed at the lower end of the cover plate, a through hole is formed in the center of the plug body, the threaded hole is communicated with the through hole, a connecting assembly is arranged in the through hole, and a main pipe is in threaded communication with the connecting assembly. The connecting assembly is in threaded communication with the main pipe, the main pipe is fixedly communicated with the branch pipes respectively, the two sets of branch pipes are fixedly communicated with the ball valves respectively, and the fixing assemblies are symmetrically arranged at the upper end of the cover plate. The main pipe is in threaded communication with the connecting assembly, the branch pipes are fixedly communicated with the main pipe respectively, and the ball valves are fixedly communicated with th