Nut not liable to be loosened and used for corrosion-resistant pipeline

The invention discloses a nut not liable to be loosened and used for a corrosion-resistant pipeline. The nut not liable to be loosened and used for the corrosion-resistant pipeline comprises a main nut, an auxiliary nut, a fixing sleeve and a steel rope, wherein a first thread hole is formed in the...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	LU PENGYING, YAO HAIWEI, JIN JIAFENG, HUANG ZHENKAI
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BLASTING DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS ORMACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS,CLIPS, WEDGES, JOINTS OR JOINTING 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 invention discloses a nut not liable to be loosened and used for a corrosion-resistant pipeline. The nut not liable to be loosened and used for the corrosion-resistant pipeline comprises a main nut, an auxiliary nut, a fixing sleeve and a steel rope, wherein a first thread hole is formed in the axis of the main nut; the fixing sleeve is fixed to the upper end of the main nut; the fixing sleeveis coaxial with the main nut; the fixing sleeve encircles an upper open end of the first thread hole; an external thread is formed on the outer wall of the fixing sleeve; the auxiliary nut is locatedabove the main nut; a second thread hole matched with the external thread is formed in the auxiliary nut; the auxiliary nut is screwed onto the fixing sleeve; a movable sleeve is arranged on the auxiliary nut; and the movable sleeve is fixed to the inner wall of the auxiliary nut. According to the nut not liable to be loosened and used for the corrosion-resistant pipeline, the steel rope is matched with the movable sleeve