OncranesafetyinspectiontechnologyAuthor/LiangkunShingarticleSource/BusinessandTechnologycoastalUpdate/2006-3-16Abstract/Thearticlepresentsacranesafetytechnicalinspectionpoints/andbasedonthatexamination/timelymaintenance/equipmentmaintenancetoextendthelife/integrityandimproveequipmentutilization/eliminatingthedangerofaccidents/guaranteesafeproductionisofgreatsignificance/Keywords/orbit；Running；Metalstructure；Majorcomponents；Hydraulic；Appliances1cranessurroundingenvironmentinspectionOperationalenvironmentandtotrackthesafeoperationofcraneshaveadirectrelationshipitisalsorighttocarryoutsafetyinspectioncraneindispensablecontent/Inspectionsareasfollows/(1)/ViewCraneintervalwhetherpowerlines(especiallythehigh-voltagelines)/Cranewiththeoperationshouldbesufficienttomaintainasafedistance/Otherwise/theyshouldtakecorrespondingmeasurestorestrictthescopeoftheoperationofacrane/(2)/Inspectionofthesurroundingbuildings/suchastheavailabilityoftemporaryfacilitieshinderthenormaloperationofacrane/boom/balanceetc/partswillcollidewiththem/Specialcranesintheorbitorstationarycraneincreaseddisplacement/particularattentionshouldbegiventoinspection/Forautomobiletiresandhangingsuspendedshouldchecktheirfootpositionisadequate/whetheremptyundergroundandgroundbearingcapacitysizes/2Craneorbitinspection(1)/RailClamporanylossofironshoes/specialinspectionsofitsorbitinastrongdegreefromthetrackandwhethertoretaintheendofa686kgsafedistance/(2)/Inspectiontrackendsoftheprotectiondeviceavailabilityloss/loose/installationlocationiscorrect/alsocheckwhetherthetripswitchandasuburbanlocationiscorrect/(3)/Orbitplaten/interconnects/Dao/spikeandwhethertheintegrity/availabilitytrackobstaclesimpedingtheoperation/(4)/Towatchskew/willseriouslyskewtheflowersintoorbitwithinthelateralbandScarsbright/andthedifficultiesassociatedwithstarting/runningresistanceincreases/thelongrunwilldrivemotoroverloadburned/andwiththewheelweartrackverysoon/Itshouldalsohaveitsowncranesandothergaugesforfurtherinspection/inordertoeliminateskewphenomenon/(5)/Trackjointsshouldmaintainmmgapbetweentworailjointsstaggeredarrangementsuitablelocation/notstaggertheirdistancebeforeandafterthecranewheelstothebasicdistance/Ifnot/truckoperationstothejoints/leadingtogreatervibration/3walkpartofthecraneinspection(1)/Inspectionoftheopen-wheel/whethercouplingequippedwithprotectivemasks/(2)/Inspectionoftheopen-wheel/whethercouplingwasherofexcessivewear/(3)/Inspectionrunningroundtread/Asthetreadtobearorbitgreatcontactstress/ifnotthequalityofsurfacehardness/Duringtheinspection/youcanseethemassivestripping/(4)/Wheelaxlecheckwhethertheholeopen/Suchasasphaltornotpluggedintobutter/Bushwillbedrymill/andthenranBearingRollingdebris/4sothatcraneswouldhavenobearinghigh/thecarabovestructurewilldeform/Weldonthestructureandlocationwillbeconnectedtothemaincausestressconcentration/Bushlostthewheelwillbeinoperationaroundtraversetheentiretrackwillberawandshiny/(5)/Inspectiongearboxfixedbasiswhetherboltsloosening/Ascranesrunningfrequentandgreatinertialenergyshockiseasytoscrewlooseningbasis/Ifnotpromptlytightened/tearinggearboxbottomscrew/andthencoupling/resultingindeteriorationoftruckoperations；4themetalstructureofthecraneinspection(1)/Metalstructureplasticdeformation/Duetooverload/thermalradiation/thefrequentuseofsuchfactors/themainbeamonthecamberorevendisappearunderthedeflectionand/therefore/Mainbeamcamberstructuralinspectioncraneisthekeylocations/Inaddition/theboomofthemainlimbsbendanycollision/twist；Jibroot/rootarmbalancethelugboltwhetherWelddehiscence；ThebridgegirderwebsundercoverandwhetherthesplitbetweenWeld/shouldconductinspection/(2)/Connectedtothemainstructureboltinspection/Jibcrane/towercranetower/crawlercranesdock/Gantrycranesrotatingcenterhousingsandotherimportantpartsofthescrewconnection/Duringthecampaignforaperiodoftimemightbeup/Wealsofoundthattheuseofthesepartsoftheboltsinfrequenttensilestress/andtheshearforceoftheComprehensivereverserole/evenoccurfromtherootfracture/Shouldbeexaminedcarefully/5cranesandthemainbodypartsinspection(1)/Reducerchecktoseewhethermajoroilspills/Runtimepillisabnormalsound/itisnecessarytoopentheCoverinspection/GeneralBearingisdamagedorgearmeshingbacklashistoolarge/toothwearseriousreasons/(2)/Brakechecktheperformanceofthesituation/Brakecraneisimportantcomponentsdirectlyaffectsthemovementofaccuracyandreliability/Therefore/wemustcarefullycheckuporluffingtwoinstitutionswiththebrakesituation/Observationofthebrakingandopeningfrictionbrakepadscomponentsofthewear/Bringtotheattentionofthebrake-checkwiththesteelbrakeliningbackuncracked/thedrivebrakewhetherflexible/Brakelongerintactandthemainspringandauxiliaryspringsflexibilitywhetheritmeetstherequirements/(3)/Ropeinspection/Ropeinspectionshouldfocusontheobservationofbrokenwires/wear/kink/corrosion/etc//somewear/brokenwiresinamoreseriousbutnotyetthestandardposition/stabbingtobedonetofocusontrackingthereview/TotheattentionoftheropereelcheckthesafetyStoppereffective/Reelonwhethertheropeplatenclampingplatenumberandsuitability/(4)/Rightpulleyinspection/Focusonthebottomwearandwhethersub-standardcastironpulleyexistenceofcracks/Yangagenciesforpanderingtothepulleyblockbalanceroundbecauseofitisnotunusualmovementscaneasilybeoverlooked/Therefore/theinstallationmustcheckbeforeturningitsflexibility/otherwise/InstallationstoopYangropearoundthelengthandbalanceofforcecannotautomaticallyadjustedround/resultinginhigh-altitudeadjustmentstoopYangjusticeandthedifficultyofoperatingrisk/(5)/ChecktheavailabilityofloosecouplingorRollingkey/Focusonflexibilityinspectiondowelpincouplingflexiblerubberringanyabnormalwear/rightprofilecouplingmustpayspecialattentiontogeargearwear/Bytheinstallationoftheaccuracyoftheaxisbetweenthetwolargeroffsetcircumstances/theperformancefortheentiretimesoongeargrindingbald/Liftingtheinstitutionsifsuchcases/pronetoseriousaccidents/6cranes/hydraulictransmissionpartoftheinspectionRighttireandvehiclecrane/hydraulicdrivenormallyusedforlifting/rotating/luffingandoutriggerstretchingmovements/Hydraulicdrivetocheckareasfollows/
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