Anti-fracture high-strength bolt

The utility model relates to an anti-fracture high-strength bolt which comprises a bolt head, a connecting rod is fixedly installed at the bottom of the bolt head, a screw rod is fixedly installed at the bottom of the connecting rod, a locking nut is fixedly installed on the outer surface of the scr...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: MEI JIAWEI, HAO XUFEI
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The utility model relates to an anti-fracture high-strength bolt which comprises a bolt head, a connecting rod is fixedly installed at the bottom of the bolt head, a screw rod is fixedly installed at the bottom of the connecting rod, a locking nut is fixedly installed on the outer surface of the screw rod, and a rubber gasket is fixedly installed at the top of the locking nut. And a tensile structure is fixedly mounted at the bottom of the bolt head. According to the anti-fracture high-strength bolt, the bolt head is matched with the locking nut to play a role in fastening, the connecting rod plays a role in connection and bears tension, the threaded rod is used for being connected with the locking nut, threads formed through rolling die pressing can guarantee that a plastic flow line is not cut off, the strength is improved, the locking nut is used for fastening a workpiece, and the anti-fracture high-strength bolt is convenient to use. The rubber gasket is arranged, the rubber gasket can provide certain ela