Drisan

Research on the Modification and Application of a Small Crawler Rock Drill Rig in Special Tunnel Environments

With the continuous improvement of social development level, the demand for mineral resources in various fields such as construction, industry, and energy is increasing, and improving the production efficiency of mining areas has become a key focus of attention from multiple parties. Analyze the

Large-Span Highway Tunnel

Research on Construction Efficiency Optimization of Large-Span Highway Tunnel Based on Mechanized Equipment Matching

To advance the level of mechanized construction in highway tunnels and improve the construction efficiency of largespan highway tunnels, this study conducts research on construction efficiency optimization based on equipment atching. Through statistical analysis of process and time on tunnel

drilling jumbo

Analysis of Configuration Types and Efficiency of Drilling Jumbos in Mechanized Construction of Railway Tunnels

In China's railway tunnel construction,the drilling-blasting method dominates with an application rate exceeding 70% and is gradually developing towards fullprocess mechanized operation. Drilling jumbos are the key equipment in mechanized drilling-blasting construction, and their configuration

parts search

3115238300

Brand : EPIROC
Part No. : 3115238300
Description : Valve Cone
Use in : Cop 1532 , Cop 1638 , Cop 1638hd , Cop 1638hd+ , Cop 1838 , Cop 1838+ , Cop 1838cr , Cop 1838hd , Cop 1838hd+ , Cop 1838he+ , Cop 1838mux , Cop 1838mux+ , Cop 1840 , Cop 1840+ , Cop 1850 , Cop 1850cr , Cop 2160 , Cop 2238 ...

Large tunnels

Research on Matching Mechanized Technologies for Drill and Blast Method in Long and Large Railway Tunnels

Facing the challenges of high-speed railway tunnel projects, which involve complex geology, high safety risks, and strict quality requirements, a mechanized construction technology system for long tunnels has been proposed. It introduces key equipment and technologies like the three-arm rock

three-arm rock drilling jumbo

Application of Three-Arm Rock Drilling Jumbo in Small Section Tunnel Construction

This article, in combination with the construction characteristics of the No. 3 inclined shaft of Fengshun Tunnel, provides a detailed explanation of the construction technology of the three-arm rock drilling jumbo. It compares the excavation construction of the rock drilling jumbo with traditional

Multi-Arm Rock Drilling Jumbos

Analysis of the Necessity of Multi-Arm Rock Drilling Jumbos in Long Tunnels

This article compares manual operations and multi-arm drilling jumbo blasting in terms of technology, quality, drilling, economy, and safety, mainly providing a detailed comparison from aspects such as construction processes, construction characteristics, and personnel allocation. It ultimately

highway tunnel

Adaptive Strategies for Mechanized Drill-and-Blast Construction in Highway Tunnels

To enhance the safety and efficiency of mechanized drill-and-blast construction in highway tunnels and address challenges such as difficult mechanized construction and overbreak control in poor rock mass conditions, this paper investigates existing problems and proposes adaptive strategies. Current

high-speed railway tunnel

Research on the Application of Large Drilling Jumbos and Intelligent Equipment in the Construction of Long High-Speed Railway Tunnels: A Case Study of the Donghanjia Tunnel on the Shenbai High-Speed Railway

Under the background of intelligent construction in engineering, tunnel construction technology is transitioning toward systematic intelligence. This paper takes the Donghanjia Tunnel of the Shenbai High-Speed Railway as an example, integrating the ZYS113 fully computerized three-arm rock drilling

parts search

3222320769

Brand : EPIROC
Part No. : 3222320769
Description : Feed Beam
Use in : Roc L8

Jumbo modification

Technical Implementation of Self-Advancing Long Anchor Bolts Using Rock Drilling Jumbo

To address issues such as the inability of humans to install long anchors in weak surrounding rock tunnels and the high cost of specialized foreign equipment, a technical method for installing self-advancing long anchors using a drilling jumbo is proposed, taking the soft rock large deformation

fully computerized three-arm rock drill jumbo

Analysis of Excavation Technology and Main Technical and Economic Indicators of Fully Computerized Three-Arm Rock Drilling Jumbo in High-Speed Railway Weak Surrounding Rock Tunnels

The fully computerized three-arm rock drill jumbo is currently the most advanced equipment for mechanized tunnel excavation using the drill-and-blast method. It has unparalleled advantages in the excavation of Class III and higher hard rock tunnels. However, its technical, economic, and