In order to study the application of intelligent construction technology in China's railway tunnels, relying on the projects such as Sujiayan Tunnel and Xiangjiawan Tunnel of Zhengzhou-Wanzhou Railway, and Guzhang Tunnel and Jishou Tunnel of Zhangjiajie-Jishou-Huaihua Railway, the application

Based on the actual situation of the Dongshan Tunnel on the Shilou to Fenyang Expressway in Shanxi Province, the article proposes a specialty from the steel structure processing, tunnel advanced geological prediction, excavation, support, waterproofing and drainage, lining, maintenance and civilized

Brand : EPIROC
Part No. : 3115531400
Description : Driver
Use in : Cop 1638hd+ , Cop 1838+ , Cop 1838hd+ , Cop 1838he+ , Cop 1838mux+ , Cop 2238hd+

This paper takes the new mechanized tunnel shelving model of S company, a third -level subsidiary of a large -scale construction enterprise of the central government, as the research object, based on the relevant principles of the new institutional economics,and combined with the primary source

Aiming at complicated geological conditions, large buried depth, excessive toxic and harmful gases,and high altitude in Sichuan⁃Tibet region, through investigation and analysis of the current situation of large⁃scale mechanical construction equipment in a certain section of Sichuan⁃Tibet Railway

This article introduces that in order to improve production efficiency, the production unit lengthened the propulsion beam of the BOOMER281 excavation jumbo and replaced the original BMH2337 propulsion beam of the excavation jumbo with the BMH2343 extended propulsion beam. Whether the strength

Taking the shaft construction of No. 2 return air shaft project as an example, based on the analysis of the mechanical conditions of the surrounding rock of the shaft, the paper puts forward the design principles of drilling and blasting parameters and the theoretical calculation basis, then

Brand : MONTABERT
Part No. : 86611639
Description : Hydraulic Stop Piston
Use in : Hc 109 , Hc 150

The remote control and even automatic operation of mining equipment is the core of realizing the intelligent construction of mines. In this paper, based on the rock drilling operation in the production area of the Yanyanshan Iron Mine with the sub⁃pillar caving method, the existing Simba1354 medium

The COP1838ME rock drill is a rock drilling equipment that has multiple functions such as impact, rotation, propulsion, and flushing. Taking the Atlas COP1838ME rock drill as an example, this article introduces the damage to the main components of the rock drill, analyzes the causes of damage to the