Fall preventing device for double T-steel chock for miners

The utility model relates to a fall preventing device for double T-steel chock for miners, which belongs to the field of mining machines. The existing fall preventing device can only be connected with a support bracket in a straight line and can not be suitable for the geological conditions of turni...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: XUE YUZHUAN, CHEN XUEWEI, CHEN HUIHAN
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:The utility model relates to a fall preventing device for double T-steel chock for miners, which belongs to the field of mining machines. The existing fall preventing device can only be connected with a support bracket in a straight line and can not be suitable for the geological conditions of turning and gradient. The utility model is composed of a hook, a pressing claw, a U-shaped sleeve ring, a wedge pin, a draw rod and a holder, wherein, the pressing claw is clamped on the hook body, the draw rod is inserted into the U-shaped ring of the hook and the U-shaped ring of the holder, and the draw rod is connected with the hook together after being driven into the wedge pin. The dislocation or the curvature of curve and turning point in support brackets can be eliminated in the U-shaped sleeve ring. The utility model has the advantages of wide application range and convenient disassembly, and the utility model solves the defect of only linear connection of the prior art.