construction-machinery工程机械英文介绍

constructionmachinery,constructionmachinery,Classification,constructionmachinery,Earthmovingmachinery,Bulldozer,Loaders,Scrapers,motorgraders,Functions：bulldozing,stacker,materialhandlingandcleaningupthesite,constructionmachinery,Compactionmachinery,Functions：compactembankment,damsandairports.,Engineeringcrane,Boomcranes,Towercrane,Gantrycrane,Beamcrane,Functions：materialhandling,constructionmachinery,Foundationengineeringmachinery,Pilingmachine,Drill,Functions：sinkthebearerofbridgepierandhousingbuildings,constructionmachinery,Reinforcedconcretemachinery,Concretemixingmachine,ConcreteConveyor,Functions：mixingandtransportingconcrete,constructionmachinery,Stoneworkmachinery,RockDrill,Functions：tunnelboring,constructionmachinery,Roadmachinery,Pavingmachine,Pavementbreaker,Functions：theconstructionofthehighway,urbanroadpavementandairportpavement,constructionmachinery,Railwaylinemachinery,Shopforrailmachine,Shopforsleepermachine,Functions：layingandmaintenanceoftherailwaypavement,constructionmachinery,ExcavatingMachinery,Excavator,Tunnelboringmachines,Functions：miningandtunnelingmaterial,PART2TUNNELBORINGMACHINE,TunnelBoringMachine隧道掘进机IntroducedbyHoppyWood,TUNNELs（隧道）,TunnelBoringMethod,1、drillingandblastingmethod,DrillingJumbo（凿岩台车）,TunnelBoringMethods,WorkingSteps:1)digsaholeonthetunnelwall2)fillswithexplosiveanddetonates3)necessarylining,TunnelBoringMethods,Thedrillingandblastingmethodiswidelyusedinthetunnelwherethesurroundingrockishashighstability.Thedrillingandblastingmethodhasadvantagesintheprojectwhenthetargettunnellengthisbelow1km.,TunnelBoringMethods,2、TBMMethods:,TunnelBoringMachine,ClassificationofTBM,TheStructureofTBM,cutterhead(刀盘）,cutterheaddrivingsystem（刀盘驱动）,propulsioncylinder（推进油缸）,shield（护盾）,supportingsystem（支承系统）,beltconveyor（皮带输送机）,segmenterector（管片安装机）,TheStructureofTBM,SingleShieldTBM,TheStructureofTBM,1、Cutterhead,disccutters（盘形滚刀）,scrapers（刮刀）,TheStructureofTBM,2、cutterheaddrivingsystem,TheStructureofTBM,3、propulsioncylinder,TheStructureofTBM,4、Supportingsystem,TheStructureofTBM,Beltconveyor,Segmenterector,Shield,WorkingSteps,Step1,Step3,Step2,Step4,TheOutlook,1.Thetunnelboringmachinemethodhastheadvantageoffastworkingspeed,highquality,bettereconomyandsafety.2.Ithasbeenusedinmanytunnelboringprojectinourcountry,especiallyintheconstructionofmetro.3.Inthefuture,theremustbemoreandmoretunnelboringmachinesusedintheconstructionfieldofournation.,THANKYOU!,ContinuousBeltConveyor,2.Characteristics,1.Composition,3.Application,Thecompositionofthe,continuousbeltconveyor,MainDrive,BeltStorageCassette,BoosterDrive,SpliceStand,AdvancingTailPiece,Thecharacteristicsofthe,continuousbeltconveyor,Advantages,HighefficiencyLesspollutionLow-costofventilationConstructiondisturbanceLowlaborintensity,Disadvantages,Alargeinitialinvestment,Theapplicationofthe,continuousbeltconveyorintunnel,Domestic：DrillingandblastingmethodNoprecedentTBMMaturingCoaltransportGraduallyimproveandmature,Theapplicationofthe,continuousbeltconveyorintunnel,EuropeandtheUnitedStates：ThebeltconveyorMuckingtechnologyhasmatured.UnitedStates80%EuropeLongtunnel,Thearrangemen