Conical anti-theft nut

The utility model discloses a conical anti-theft nut. The conical anti-theft nut comprises an outer nut body, an inner nut body and a gasket; an inner hole of the outer nut body is gradually divided into a thread hole, a thread-free hole and an annular groove, and the inner diameter of the thread-fr...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser:	FU YANGCHAO
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 discloses a conical anti-theft nut. The conical anti-theft nut comprises an outer nut body, an inner nut body and a gasket; an inner hole of the outer nut body is gradually divided into a thread hole, a thread-free hole and an annular groove, and the inner diameter of the thread-free hole is not greater than that of the thread hole; the inner nut body is a circular truncated cone with an inner thread hole, and the side wall of the inner nut body is evenly provided with a plurality of notches; the inner nut body is arranged inside the outer nut body, the small round bottom of the inner nut body is located in the thread-free hole, and the large round bottom of the inner nut body is located in the annular groove; the gasket is arranged inside the annular groove. The conical anti-theft nut has looseness preventing and anti-theft functions, integrates fastening, looseness preventing and thievery prevention, can be widely applied to portions of connection, installation and the like, and meets prod