Deep well inclined coal-pillar-free gob-side entry retaining opposite-pulling anchor rod filling building wall
The utility model discloses a deep well inclined coal-pillar-free gob-side entry retaining opposite-pulling anchor rod filling building wall which comprises a roadway wall, a pair of opposite wall body bottom edges are arranged at the bottoms of the two inner sides of the roadway wall, and a pair of...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model discloses a deep well inclined coal-pillar-free gob-side entry retaining opposite-pulling anchor rod filling building wall which comprises a roadway wall, a pair of opposite wall body bottom edges are arranged at the bottoms of the two inner sides of the roadway wall, and a pair of filling wall bodies are filled and poured on the pair of wall body bottom edges. A plurality of counter-pulling anchor holes are respectively formed in the pair of filler wall main bodies; the counter-pulling anchor holes penetrate into the roadway wall of the roadway. The utility model relates to the technical field of roadway building walls, according to the structural characteristics of a gob-side entry retaining roadway, different filling materials are adopted for filling the two side wall faces and the top wall of the roadway, different anchoring reinforcing bases are adopted for counter-pull anchoring construction of the filling side walls and the filling top wall, different anchoring reinforcing modes are c |
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