Development of Small Directional Drilling Rig and Mud Pump Truck in Narrow Coal Mine Roadway
-
摘要: 针对现有定向长钻孔钻机在煤矿井下狭窄巷道及复杂地层条件应用存在的诸如结构体积偏大、功能结构与施工工艺匹配需改善、附属设备配套及操控性差等实际问题,研制了窄体型小定向钻机成套装备,通过现场工业性试验和长期推广应用验证了产品的性能与可靠性。阐明了该套设备的研制思路和必要性,以及解决的关键技术问题。Abstract: Some practical problems are exposed when long drilling rigs with large volume structure are used in coal mines with narrow alleyways and complicated geological conditions; for instance, the match of the functional structure and con-struction technology need to be improved, the mating and controllability of related equipments is imperfect.According to these problems, a kind of small narrow type directional drilling rig is designed by addressing some key technical issues;the performance and reliability of this new narrow type directional drilling rigs have been verified by industrial experiments and long-term application.
-
-
计量
- 文章访问数: 234
- PDF下载数: 14
- 施引文献: 0
下载: