Reduce country rock reinforcerment system of rock burst harm
The utility model provides a reduce country rock reinforcerment system of rock burst harm, includes screed -coat, basalt fiber cloth layer and a plurality of stocks, the screed -coat sets up on the country rock surface, the basalt fiber cloth layer sets up on the screed -coat surface, and a pluralit...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model provides a reduce country rock reinforcerment system of rock burst harm, includes screed -coat, basalt fiber cloth layer and a plurality of stocks, the screed -coat sets up on the country rock surface, the basalt fiber cloth layer sets up on the screed -coat surface, and a plurality of stocks distribute and implant on the country rock. Implementation method is: in rock mass excavation back, make level to the surperficial wet blasting one deck concrete of country rock, paste the basalt fiber cloth who has high tensile strength along concreted structure rapidly before treating the concrete initial set, then installing anchor, the stock passes basalt fiber cloth and concrete leveling layer plants the rock -entering body, thereby make the country rock, concrete is sprayed, basalt fiber cloth and stock crowd form a country rock reinforcerment system, show the tensile strength who improves the country rock top layer, thereby prevent effectively that the bending of country rock top layer splitting |
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