High-fatigue-resistance bolt

The utility model relates to the technical field of bolts, and provides a high-fatigue-resistance bolt which comprises a stud, a nut and a nut cap, a hexagonal cylinder is arranged at the bottom of the nut cap, the bottom end of the hexagonal cylinder is fixedly connected with the stud through a tra...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser:	SHEN XIAODAN
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 LIGHTING MECHANICAL ENGINEERING THERMAL INSULATION IN GENERAL WEAPONS
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Beschreibung
Zusammenfassung:	The utility model relates to the technical field of bolts, and provides a high-fatigue-resistance bolt which comprises a stud, a nut and a nut cap, a hexagonal cylinder is arranged at the bottom of the nut cap, the bottom end of the hexagonal cylinder is fixedly connected with the stud through a transition section, the nut is sleeved on the rod wall of the stud in a threaded mode, and the nut is connected with the stud in a threaded mode. The outer side wall of the hexagonal cylinder is sleeved with a hexagonal cylinder in a sliding mode, the top end and the bottom end of the clamping lip side are provided with the clamping lip side and the stress lip side respectively, the outer side wall of the nut is sleeved with a limiting lantern ring, and the outer side wall, located between the clamping lip side and the stress lip side, of the hexagonal cylinder is sleeved with a sliding structure in a sliding mode. By means of the technical scheme, the problems that in the prior art, when a high-fatigue-resistance bol