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为适应钻探设备的轻便化,我公司1966年开始设计制成并应用了复合式两脚钻塔,通过几年的生产实践,不断改进,效果较好,现已在所属各队推广使用,已完全取代了原与北京型钻机配套的四脚钻塔.用这种钻塔施工过的最深钻孔为830米,最小的倾角75°,最大负荷15吨.实践表明,这一类型的钻塔,完全能够适应冶金地质钻探施工中深钻孔的需要.其特点是,重量轻而强度大,结构简单,拆迁安装方
In order to adapt to the lightness of drilling equipment, our company began designing and applying a composite two-legged drilling rig in 1966. Through several years of production practices, we have continuously improved and achieved better results. We have now promoted the use of our own teams. Completely replaced the original four-foot drilling rig with the Beijing-type drilling rig. The deepest borehole drilled with this drilling rig was 830 meters, the minimum inclination angle was 75 degrees, and the maximum load was 15 tons. Practice shows that this type of drilling rig It is fully capable of adapting to the needs of deep drilling in metallurgical geological drilling. It is characterized by its light weight, high strength, simple structure, and demolition installation.