three arm rock drilling trolley Application of Three Arm Rock Drilling Trolley in Excavation of Deep-Buried Ditch in Tunnel Center Alataoshan Tunnel is located in Bozhou, Xinjiang, and belongs to the frigid area.In order to ensure the smooth drainage in winter, the whole tunnel is equipped with deep-buried ditches in the center. The excavation depth of ditches in the non-inverted section reaches 3.27m
twin-boom drilling jumbo The Analysis and Treatment of Hydraulic Oil Emulsification of Twin-boom Drilling Jumbo The twin-boom drilling jumbo is widely used in roadway driving or mining，the paper Combines with the practical application of a twin-boom drilling jumbo in Chambishi Copper Mines，analyzes the reasons of the frequent emulsification of hydraulic oil，and also introduces some ways of solution which
high-speed railway tunnel Construction technology of three-arm rock drilling trolley in weak rock tunnel with large cross section in high-speed railway The article takes the Zhengwan high-speed railway 9 standard project as an example. This project successfully applied 10 three-arm rock drilling rigs for drilling and blasting excavation, especially in the exit section of Xingshan tunnel, and successfully applied to large sections of Ⅳ and Ⅴ
parts search 3128318019 Brand : EPIROCPart No. : 3128318019Description : Hose SetUse in : Boomer 104 , Boomer 281 , Boomer 281dh , Boomer 282 , Boomer K111 , Boomer K41 , Boomer K41x , Boomer S1d
hydraulic drifter Review of Doofor Hydraulic Rock Drills from Finland The paper compiles information on several models of Doofor hydraulic drills from Finland and analyzes the designation and meanings of models of Doofor hydraulic drills. It also parses and reviews performance features,design concepts and structure characteristics, providing reference for users
railway tunnel Comparison between Rock-drilling Jumbo and Manual Drilling-and-Blasting of Railway Tunnel The further analysis on the advantages and disadvantages and the applicability of pneumatic drill and rockdrilling jumbo for high-speed railway tunnel is of great significance. The application of pneumatic drill in drilling and blasting and restrictive factors of drilling and blasting of rock
hydraulic rock drilling Exploration into Modular Design Plan for Full-Hydraulic Rock Drilling Cramp The paper concerns a modular full-hydraulic rock drilling system. With its modular design, this rock drilling system can be combined easily according to the requirements of design to meet the demands of particular drilling and excavating of the tunnels. Operating on the pressurized fluid
Circuit breaker Analysis and Improvement of Circuit Breaker Tripping Fault for a Rock Drilling Taking a drill jumbo as the background it is to analyze a failure in circuit breakers turning off for no reason.First of all it has to analyze principles of 2 sets of power supply in 380VAC and 24V DXC used in the jumbo in consideration with the principles so as to get a most optimal detecting way
drilling jumbo Test and analysis on performance of drilling arm hydraulic system of drilling jumbo The drilling jumbo is an important equipment for mining mechanization, the working performance of the drilling arm hydraulic system directly affects the operation efficiency of the drilling jumbo. After testing for the performance of the drilling arm hydraulic system, the impact, rotation
parts search 9128734300 Brand : EPIROCPart No. : 9128734300Description : BushingUse in : Boomer 281 , Boomer 281dh , Boomer 282 , Boomer S1d , Simab H1252 , Simba H1254 , Simba H1354
tunnel Application and Research of Three-arm Rock Drilling Rig in Gathering Water Pressure Surface Blasting Taking the construction of Zhangjihuai Railway Guantian Tunnel Project as an example，through theoretical analysis and field test，the following research results are mainly obtained. (1) Through theoretical analysis and field test，the hole，drilling and charging of the three-arm drilling rig
Three-arm hydraulic drill jumbo Construction Analysis of Grouting Drilling of Three -arm Hydraulic Drill Jumbo Combined with the engineering project,the characteristics and construction principle of the improved three-arm hydraulic drill jumbo are elaborated,the key points and matters needing attention in the construction of grouting drilling of the three-arm hydraulic drill jumbo are introduced
