浅析巷道底鼓机理及其防治措施

Shallow tunnel bottom drum mechanism and its prevention and cure measure

近年来,随着采矿工程向着煤田深处不断延伸,巷道围岩压力逐渐增大,巷道发生底鼓的现象日益增多,严重影响巷道的正常使用和矿井的安全生产。本文简要叙述了巷道底鼓的类型、破坏形式,分析了巷道发生底鼓的原因并提出了针对巷道底鼓的几点防治措施,为维护巷道的正常使用提供了一定的依据。

In recent years,along with mine for minerals the engineering facing coal field deep place continuously extension,the tunnel rounds rock pressure gradual enlarge,the tunnel takes place the phenomenon of bottom drum to increase day by day,the severity influences tunnel of normal usage and mineral well of safe production.his text synopsis describes the type of tunnel bottom drum and breaks a form and analyzed the reason of the tunnel occurrence bottom drum and put forward to aim at tunnel bottom drum of what time prevent and cure measure,for supported the normal usage of tunnel to provide a certain basis.