drilling jumbo Analyse and Dispose of Motor Contactor Burnout Frequently in Drilling-jumbo Water Pump By processing a trouble of motor contactor burnout frequently in drilling-jumbo water pump, introduce the effect of water way system by water-hammer, and analyze how to avoid
rock drilling tools Technical Features and Some Suggestions for Domestic Enterprises of Rock Drilling Tools The majority of technicians in the rock drilling tools enterprises is relatively older and scarcely use the advanced design software (e.g. 3-D molding software like Pro-E and CATIC). The overall technical level of them still leaves much room to improve. The rock drilling tools enterprises
drilling equipment Application of Boomer M2C Computer Twin-boom Drilling Jumbo in Chimbishi Copper Mine The boomer M2C computer twin-boom drilling jumbo is far ahead of the similar equipment in the world＇s mining industry with the characteristics of intelligence，high efficiency and low consumption．This paper briefly introduces the performance of the equipment
parts search 3177309248 Brand : EPIROCPart No. : 3177309248Description : Direction ValveUse in : Boltec 235h , Boomer 281 , Boomer 282 , Boomer L2c , Boomer M2c , Roc D7 , Roc F6 , Roc L8 , Simba H1254
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
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
parts search 9126232200 Brand : EPIROCPart No. : 9126232200Description : Hydr. CylinderUse in : Boomer 282 , Boomer K111 , Boomer S1d , Boomer S2
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
