Annular slot type anti-theft bolt pair

The utility model discloses an annular slot type anti-theft bolt pair. The annular slot type anti-theft bolt pair comprises a bolt and a normal nut, wherein the bolt is connected with the normal nut through internal and external threads; a fastening nut is arranged on the outer side of the normal nu...

Ausführliche Beschreibung

Gespeichert in:

Bibliographische Detailangaben
1. Verfasser:	LEI HAIFENG
Format:	Patent
Sprache:	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
Online-Zugang:	Volltext bestellen
Tags:	Tag hinzufügen Keine Tags, Fügen Sie den ersten Tag hinzu!

Beschreibung
Zusammenfassung:	The utility model discloses an annular slot type anti-theft bolt pair. The annular slot type anti-theft bolt pair comprises a bolt and a normal nut, wherein the bolt is connected with the normal nut through internal and external threads; a fastening nut is arranged on the outer side of the normal nut; no thread is formed in the fastening nut and is in clearance fit with the bolt; a thread part of the bolt is provided with an outer annular slot; an inner annular slot is radially formed in the fastening nut; the size of the inner annular slot is the same as the size of the outer annular slot; an inclined hole which is smoothly connected with the inner annular slot is formed in the outer side of the fastening nut; a steel wire penetrates through the inclined hole. The annular slot type anti-theft bolt pair has a simple structure and is convenient to mount and use, and the steel wire is clamped tightly and is wound in the inner and outer annular slots to obstruct the vertical movement of the fastening nut so as to achieve a good anti-theft effect.