通用桥式起重机说明书英出口火电400V69.docx

通用桥式起重机说明书英出口火电400V69.docx

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通用桥式起重机说明书英出口火电400V69

GeneralPurposeOverheadCrane

OperationandMaintenance

Instruction

HubeiPuqiHoistingMachineryCo.,Ltd.,China

Contents

A.Summarization1

（a）Brief1

（b）Scope1

（c）Structure1

B.InstallationandAdjustment3

（a）Notes3

（b）Assemblyofthecrane4

1.AssemblyoftheTrolley4

2.AssemblyoftheMetalStructure4

3.AssemblyoftheTravelingMechanism6

C.ElectricControlPrincipleandAssembly8

（a）Electriccontrolprinciple8

1.DistributionProtection8

2.ControlPrincipleofTrolleyTraversingMechanism9

3.ControlPrincipleofCraneTravelingMechanism10

4.ControlPrincipleofHoistingMechanism10

5.CircuitofIlluminationSignal16

6.Control16

（b）AssemblyandAdjustmentoftheElectricEquipment17

1.Motor17

2.LinkageControlPlatformandController18

3.Resistor18

4．ProtectionandControlBoxes19

5．LimitSwitch19

6．CraneConductor19

7．ConductorDeviceoftheTrolleyCable20

8．LayofWireandPipe20

9．SafetyGrounding21

D.Installation21

（a）Notices21

（b）Example：

22

E．Noticesforuse23

（a）SafetyRules23

1．Safetyrulesmustbeobeyedinusing:

23

2．SafetyRulesofElectricEquipment24

（b）Driver’sDuty24

F．Maintenanceandtroubleshooting26

（a）BridgeandMainStructure26

（b）TravelingandTraversingMechanisms27

1.ClashoftheWheelwithRail27

2．SlipingoftheDrivingWheel28

（c）HoistingMechanism28

（d）ElectricEquipment29

1．OverhaulingSystemofElectricEquipment29

2．RemedyoftheTrouble29

G.LubricationofMechanism32

（a）DistributionofEveryLubricantSiteoftheCrane32

（b）LubricatingConditionandMaterial33

H.Operationtest34

（a）PrepareandCheckbeforeTest34

（b）UnloadTest34

（c）LoadTest34

1．InspectItemofLoadTest34

2．StaticLoadTest35

3．DynamicLoadTest35

4．InspectionItemofElectricparts35

I.Appendix36

（a）MeasuringMethodofSpanoftheCrane36

（b）MeasuringMethodofCamberoftheMainBeam36

A.Summarization

（a）Brief

Craneisshortfor“Generalpurposeoverheadcranes”inthefollowing,itiscomposedofhookoverheadcrane（QDsingletrolleytype,QEdoubletrolleystype）;cranewithgrab（QZ）,electromagnetismoverheadcrane（QC）,cranewithgrabhook（QN）,cranewithelectromagnetismhook（QA）.TheinstructionisforQDoverheadcranewithhook,theotherstypesmayrefertoit.

（b）Scope

Thecraneissuitableforindustrialandminingenterprises,workshoporopenairtoloadandunload,transitgoodsinfixedspan.

Suitablepower:

3-phase400V,50Hz.Formainperformanceparameter,pleaseseetherelativedataintheattacheddiagram.Theinstructionisapplicableforinstallation,acceptance,operationandmaintenance.

（c）Structure

Thecraneismadeupofbridgegantry,cranetravelmechanism,trolleyhoistingmechanism.Thebridgeiscomposedofthemain,endbeamsandwalkplatformetc..Steelrailislaidonthemainbeamfortrolleytraversing.Thewalkplatformisinstalledoutsidesoftwomainbeams.Onesideisforinstallingandoverhaulingcranetravelingmechanism.Theothersideisforassemblingtrolleyelectricdevice.Thecabissuspendedunderthemainbeamtobeviewedcompletely.Thelinkageconsoleorsinglecontrollerisinstalledinthecab.Thediagonalstaircaseisinstalledbetweenthecabandthewalkplatform,themainandendbeamsarejointedbyhighstrengthbolt.

Travelingmechanismuseseparatedrivetype（Dwg.1-1）.Therearefourcranewheels,usethestructureofthebogietypeforlarge-tonnagecrane,eightormorecranewheelsareused,afterthesewheelswiththeanglebearingboxwiththerollingbearingwhichareassembledtobeinstalledinbothendsoftheendbeam.

Thetrolleyismadeupofthetrolleybracket,hoisting（Dwg.1-2）andtraversingmechanisms（Dwg.1-3）.Therearetwolimitprotectiondevicesforhoistingmechanism:

doublelimitprotection（twosetsofsafehoistinglimitswitchdevices）andsinglelimitprotection;hoistinghookisdividedintotwokinds:

singleanddouble;soisthebrake.Usermayselectthembyrequirementsofthemselvesfreely.

Thepowersupplyofthetrolleyusesuspended-typecable（therailofcableblockmayuseI-beam,roundandanglesteels）andsafetrolleyconductoretc..thatusermayselectthemfreelyaccordingtorequirementsofthemselves.

Thecabisalsodividedintotwokinds:

openedandclose.Theelectricheater,aircooler,airconditionaredesignedinthecabaccordingtouser’srequirement.

AssemblyandAdjustment

B.InstallationandAdjustment

Allpartsmustbekeptwellbeforeinstalling,checkrailoftheworkshopbeforeinstalling,Installationmustseetherelativeinstruction.

Ineightymonthsafterthecraneisdelivered,installation,operationanduseofcraneshouldbeinaccordancewiththeinstruction,thecompanywillinsurenormalworkofthecranefortwelvemonths（fromthebeginningofusingit）.Guaranteeusetermofelectricpartsseethemanufacture’srelativerules.

（a）Notes

1．Intransporting,unloading,shouldavoidtheseaccidentsinthefollowing:

twist,bend,impact,sothefollowingrulesmustbeobeyed:

①Theremustbetwohoistingpointsatleast,thebundlelocationofthepointswheremustbefilledtheunderlay,thebundleshouldbelimitedtowheelandmainbeam.Thepackinglocationmustbebestinjointsofbothendsofthebridge.

②Whentransporting,ifnocamion,thebridgegantry,endbeametc.shouldbeputontheflatcartodrag,notonthegroundorrollerframe.

2.Thecraneshouldbeputplacidlywhenstoring,underlayitwiththecrosstielevellyandsymmetrically.Ifputitonthegroundforalongtime,thegroundshouldbefirm,orthebridgewillbedistorted.

3.Ifthecraneisputforalongtime,allsheltermeasuresshouldbeprovided:

eg.windproof,rainproofetc..

4.Afterthecraneisdelivered,checktheamountofpartsandcomponentsaccordingtothepackinglist,notethecheckresultinthe“equipmentarchivescard”（provideforuserthemselves）.

5.Forpartcomponents,theyshouldbepreassembledonthegroundandinstallthemcompletelytillitispassed.Preassemblingshouldbedoneaccordingtotheassemblyjointparttabdrawing,ifproblemscan’tbesolvedwhenpreassembling,pleasenothesitatetocontactwithusatonce.

6.Ifthecraneisstoredforalongtime（morethan6months）,especiallyintheopenair,beforeinstalling,checktherustandremovedthesmirch,ifnecessary,itmustberepaintedandreassembledagain.Cleaninwalloftheoilinletpipeifthereis,smearthelubricationagain,freeeveryrotationpart.Checkifeveryjointpartisfirmandreliable.

7.Organizingallrelativepersonneltocheckthepartsaccordingtotherelativetechnicaldrawingbeforeinstalling.Distortionanddefectarecausedfortransport,especiallymetalstructure,reinstallthemagainafterthesefaultsmustberevised.

8.Measuretoolsforinstallingmusthavecertificateinusingavailability

（b）Assemblyofthecrane

CheckifassemblyofthetravelingrailisaccordancewiththerequirementsofGB10183.

1.AssemblyoftheTrolley

Testmustbedonebeforethetrolleyiscarriedfromthefactory.Assemblethetrolleyonthebridgedirectlyafteradjustitalittle.Afterassemblyofthebridgeispassedcompletely,thetrolleycan’tcontactrailwiththreepoint（thatistosay,threeworksurfaceofthewheelontherail,theotheroneishanged）.Otherwise,alayunderlaymustbeaddedundersuspensionwheelbearingboxortherail,andadjustit,onlyalayone,underlaymustbeputonthewebplateofmainbeam,andtwoendsmustbefirmedwithweld.

2.AssemblyoftheMetalStructure

①First,sawupthehookfortransportandplanishitwhenassemblingsee（Dwg.2-1）.

②EveryinspectionitemshouldbeinaccordancewithTable2-1,inordertoreduceworkloadinthehigh-altitude,allassemblyworksmustbedoneonthegroundasfaraspossible.

③Reassemblethecraneaccordingtothefollowingschemebeforeinstalling.ifthereiswrong,thecranecan’tbeassembleduntilthewronghasbeenremoved.

aReinstallthecraneonthesametwoparallelrailsonthesameplane.

bRegardingthescrewholeoftheendbeamaslocatingbenchmark,jointthemainandendbeamsaccordingtoassemblydrawingofthebridgegantry,tightenthescrewafteradjustingproperly.Afterfinishtheassemblyofthecrane,everytargetshouldbeinaccordancewithtable2-1.

No.

NameofTolerance

Sketch

Value

1

Spantolerance（measurefromthewheel）

△S=±2mm（S=10m）

△S=±[2-0.1（S-10）]mm（S＞10m）

2

装配后主梁上拱度（最大拱度控制在跨中S/10内）

Camberofmainbeamafterassembling（MaxcambershouldbeinS/10ofmidspan）

F=

3

（S1-S2）注

（1）

Diagonalerrorofbridge（S1-S2）note

（1）

|S1-S2|≤5mm

4

Horizontalsidebendingofthemainbeam（afterthemainandtheendbeamsbeingassembled）

f≤S/2000

≤50tonlypermittobendforth

5

Limittoleranceoftrolleygauge

Spanend:

△K为±2mm

Spanmiddle:

W≤19.5m△Kis

;W＞19.5m△Kis

△Kis±3mm

6

Tolerancebetweenrailcentrelineandwebplatecentrelineofsupportrailbeam

Bias-railboxgirder：

δ＜12mm,g≤6mm

Singlewebplate：

δ≥12mm,g≤1/2δ

7

Toleranceofcentrelineofrailjointandheighterror

d≤1mme≤2mm

f≤1mm

8

Heighterroroftrolleyrail（inthesamesection）

K≤2m

△h≤3mm

2m＜K>6.6m△h≤0.0015K

K≥6.6m△h≤10mm

3.AssemblyoftheTravelingMechanism

Travelingmechanismofthecranehasbeenassembledonthebridgebythemanufactory,deliveredwiththebridgeaftertestandpass.

Afterassembled,checkaccordingtothefollowingitems:

（1）ThespantoleranceofthecraneandrelativetoleranceofbothsidespansS1andS2shouldbeaccordancewithtable2-1,measurepointsofthespanaccordingtoDwg.2-2,