Anchor cable net rack roadway cutoff device for mine flowing water cutoff

The utility model relates to an anchor cable net rack roadway cutoff device for mine flowing water cutoff. The existing wall body is only applicable to situations of smaller inrush water amount and lower water pressure. For super-large mine inrush water with huge inrush water amount and higher water...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: LIU QISHENG, WANG HAO, JI ZHONGKUI
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:The utility model relates to an anchor cable net rack roadway cutoff device for mine flowing water cutoff. The existing wall body is only applicable to situations of smaller inrush water amount and lower water pressure. For super-large mine inrush water with huge inrush water amount and higher water pressure, the applicability of the wall body is poor. The anchor cable net rack roadway cutoff device for mine flowing water cutoff comprises an anchor cable net rack, the anchor cable net rack comprises nettings, a plurality of steel wire ropes and anchor cables which are arranged on roadway top plates, roadway bottom plates and coal walls on the two sides in a spaced manner, the plurality of steel wire ropes are staggered to form a steel wire rope net, intersection positions thereof are fixedly connected, the end part of each steel wire rope is connected with the anchor cables, the nettings cover one side, close to a water inrush point, of the steel wire rope net and are fixedly connected with the steel wire ropes. The anchor cable net rack roadway cutoff device for mine flowing water cutoff has the advantages that the aggregate outflow can be effectively controlled, the nettings can allow water to pass but cannot allow coarse aggregates such as rice-shaped stones and crushed stones to pass, the outflow of large-size coarse aggregates can be effectively controlled, and the device can play an important role in emergency work of mine super-large flowing water cutoff.