Hydrogen storage well pressure gauge pup joint

The utility model discloses a hydrogen storage well pressure gauge pup joint, and relates to the technical field of pressure gauge pup joints. Comprising a high-pressure seamless pipe and two groups of short-circuit mechanisms, each group of short-circuit mechanisms is symmetrically arranged on the...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: CHEN WEI, YAN JIANCHUN, CHEN WEISHENG, MENG JINFU, WU GUANGWEI, SUN HONG, CHENG WEICHUAN
Format: Patent
Sprache:chi ; eng
Schlagworte:
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Beschreibung
Zusammenfassung:The utility model discloses a hydrogen storage well pressure gauge pup joint, and relates to the technical field of pressure gauge pup joints. Comprising a high-pressure seamless pipe and two groups of short-circuit mechanisms, each group of short-circuit mechanisms is symmetrically arranged on the high-pressure seamless pipe, each group of short-circuit mechanisms comprises a connecting part and a short-circuit part, and the short-circuit parts are arranged on the high-pressure seamless pipe. According to the hydrogen storage well pressure gauge pup joint, the two conical-surface pipes on the high-pressure seamless pipe are placed in the threaded conical-surface groove, meanwhile, the inner wall of the threaded conical-surface groove is in threaded connection with the outer wall of the threaded pipe, the threads can bear pulling force, the conical surfaces can be sealed, and the problem that a clamping sleeve is good in sealing performance but has the disintegration risk in the high-pressure state can be eff