水力掏孔快速掘进设备的选型及改造

Selection and Reformation of Quick Digging Equipments with Waterpower Digging Holes

介绍了高压水射流的切割机理,着重论述了水力掏孔快速掘进设备的选型、前期的试用以及后期的改造使用情况。该设备掘进速度快、效率高,并在煤巷掘进中取得了明显的经济效益。

This article introduces the cutting mechanism of high pressure current, mainly demonstrates the selecting, testing of earlier, stage, final application and transformation of quick digging equipment with waterpower. The machine digges quickly and efficiently, has the obvious economy benefit.