Fastening bolt

The utility model discloses a fastening bolt, which belongs to the field of bolts and comprises a bolt head and a bolt rod, the bolt rod comprises a first rod fixedly connected with the bolt head and a second rod slidably connected with the bolt head, the second rod can slide to the position far awa...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	ZHUANG SHAOHUA, ZHUANG KAIJIE
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 fastening bolt, which belongs to the field of bolts and comprises a bolt head and a bolt rod, the bolt rod comprises a first rod fixedly connected with the bolt head and a second rod slidably connected with the bolt head, the second rod can slide to the position far away from the first rod and attached to a matched nut, and a cavity is formed in the position, close to the bolt head, of the first rod. An opening is formed in the side, close to the second rod, of the cavity, an abutting rod is arranged in the cavity, one end of the abutting rod extends out of the opening and abuts against the second rod, the other end of the abutting rod abuts against the inner wall of the cavity, a first sliding groove is formed in the side, away from the second rod, of the cavity, and the abutting rod is fixedly connected with an abutting section extending out of the first rod along the first sliding groove. The abutting section can slide in the first sliding groove in the vertical direction, whe