Railway tunnels A Comprehensive Review on Full Mechanization of Entire Construction Processes in Drill-and-Blast Railway Tunnels To systematically analyze the research progress in full-process mechanization of drill-and-blast railway tunnels, this study reviews current mechanized construction practices and identifies critical challenges in achieving comprehensive mechanization. Future development directions are proposed based
stage drilling Research on Comparison of Rock Drilling Method of Subsequent Backfill Mining in a Super-large Underground Mine To address the rock drilling issues in the stage of super-large underground filling mines,and explore efficient rock drilling methods that can reduce costs and increase efficiency, and facilitate rapid commissioning and reaching full production capacity，by applying the comparative analysis method
rock drilling jumbo Research on the Application Management of Drilling Jumbos in Mountain Tunnel Drill-and-Blast Excavation Rock drilling jumbos have rapidly developed in the construction of mountain tunnels using the drill-and-blast method in China. This paper analyzes the applicability, cost, and management patterns of rock drilling jumbos from three different stages: procurement and selection, construction process
parts search 3115546800 Brand : EPIROCPart No. : 3115546800Description : GuideUse in : Cop 1840+ , Cop Sc25
three-arm drilling jumbo Analysis of Efficient Excavation Performance of Three-Arm Rock Drilling Jumbo Based on Mechanized Construction in Complex Geological Tunnels This paper first briefly introduces the equipment composition and main functions of the three-arm drilling jumbo, and elaborates on the working mechanism and process key points of its core mechanisms. On this basis, it focuses on analyzing the main performance parameters of the core mechanism of the
mining machinery Application Technology of Mining Machinery and Equipment Based on the Internet of Things This article discusses the application of the Internet of Things (IoT) in mine machinery and equipment,explores the construction of smart mines,and presents a comprehensive plan for realizing the intelligentization of the entire mine production process.The construction of smart mines encompasses
double-track railway tunnel Research on Quality Improvement and Efficiency Optimization of Large-Scale Mechanized Construction for Large Cross-Section Double-Track Railway Tunnels In order to effectively improve construction efficiency and quality, this study investigates the characteristics and key technologies of large-scale mechanized construction for double-track railway tunnels using the large-section method. Based on a case study of a tunnel project under construction
Intrinsic safety Exploration of Mechanized Construction Safety Practice in High Altitude Drilling and Blasting Method Tunnelling Based on Intrinsic Safety In order to enhance the overall safety management level of mechanized drilling and blasting operations in high⁃altitude tunnels, through the analysis of the full⁃process systematic mechanized construction practice implemented in high⁃altitude tunnels,solutions were proposed from the perspectives of
Boltec 235 bolting machine Current Status and Renovation of the Boltec 235 Anchor Rod Car at the Khakhih Copper Mine During the practical application of the standard Boltec 235 bolting machine in the main and western ore bodies of the Kembibi Copper Mine, issues such as long bolting time, weak drilling machine impact, high failure rate, and low operational efficiency were observed. Based on rock conditions, the
parts search 9121704502 Brand : EPIROCPart No. : 9121704502Description : Hydr. CylinderUse in : Boltec 235 , Boltec 235h , Boltec Lc , Boltec Md , Boomer 353 , Boomer L2c , Boomer L2d , Boomer Xl3
large-section tunnels Application of Large-Scale Mechanical Equipment in the Construction of Large Cross-Section Tunnels Based on the construction of Class III to V surrounding rock in the Wengjiashan Tunnel project, this study uses on-site experimental statistics and comparative analysis methods to investigate the construction efficiency of traditional manual work versus large-scale mechanical equipment during the
rock drill Key Structural Optimization and Application of High-Performance Rock Drill with Small Edge-to-Center Distance To address long-standing challenges in tunnel construction，such as difficulties in controlling over-excavation and under-excavation，high consumption of jumbo materials，and excessive energy consumption，this article provides a high-performance rock drill with a small edge-to-center distance ( model:
