Single-angle special-shaped crossed expansion bolt

The utility model discloses a single-angle special-shaped crossed expansion bolt which comprises a lug nut, the middle of an expansion rod is riveted between two lug plates of the lug nut, a threadedrod is in threaded connection in a threaded hole of the lug nut, and the threaded rod is screwed into...

Ausführliche Beschreibung

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1. Verfasser: SHI HONGRU
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The utility model discloses a single-angle special-shaped crossed expansion bolt which comprises a lug nut, the middle of an expansion rod is riveted between two lug plates of the lug nut, a threadedrod is in threaded connection in a threaded hole of the lug nut, and the threaded rod is screwed into the threaded hole and pushes the expansion rod to rotate, so that the two ends of the expansion rod are opened outwards. According to the expansion bolt, the expansion rod is arranged, the two ends of the expansion rod of the expansion bolt are expanded outwards respectively, only one expansion rod is arranged, the effect is not affected, and resources are saved. The utility model is applicable to the technical field of bolts. 本实用新型公开了一种单角异形交叉式膨胀螺栓,包括带耳螺母,一个膨胀杆的中部铆接在带耳螺母的两耳板之间,带耳螺母的螺纹孔内螺纹连接有螺杆,螺杆旋入螺纹孔内,并推动膨胀杆转动,使膨胀杆的两端向外撑开,撑在所需固定的而钻出的墙洞中,本实用新型设置一个膨胀杆,在膨胀螺栓的一个膨胀杆上两端分别向外撑开,只有一个膨胀杆,并不影响效果,而且节省了资源。本实用新型适用于螺栓技术领域。