Industriestraße1Telefon:+49(0)2306/709-0e-mail:infodbt@dbt.de D-44534LünenTelefax:+49(0)2306/709-1421Internet:www.dbt.de DBTGmbH OperatingManual DBT-Shield 2250/4500-2X4319-1750 Doc.No.:7420170000BA00 BI622213
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Amendmentsandalterationstothispublicationarenotsubjectto notification.DBTGmbH(DBT)reservesallrightstothispublication. Itscontentisprotectedbycopyrightlaws,bothdomesticandinternational.Nopartofthispublicationmaybereproducedortransmittedinanywayorformwithoutthepriorwrittenapprovalofthe DBT.
DBTdeclinesallliabilityfordirectorindirectconsequencesofprintingerrors.
Wereservetherighttointroducemodificationsobtainedby technicaldevelopmentwithoutpreviousnotice!
DBTGmbH,Lünen2006 E
BI622213
Contents Doc.No.:7420170000BA00VRVL/01 Contents 1.Aboutthismanual Beforestartingwork 1.3 ............................. Personsforwhomtheoperatingmanualisintended 1.3 Purposeofthisoperatingmanual 1.4 Charactersandsymbolsused 1.4 ........................ 2.Yoursafety Personnel 2.3 ...................................... Operationandmaintenance 2.3 Repair 2.4 Conditionsofoperation 2.5 .......................... Intendeduse 2.5 Unauthorizeduse 2.5 Safetyinstructions 2.6 Overviewofthesafetyinstructions 2.16 3.Storageandtransport Storage 3.3 ......................................... Storageofnewequipment 3.3 Usedequipment 3.5 Transport 3.6 ....................................... 4.Installation Pre-assemblyoftheshieldunits 4.3 .................. Installationoftheshieldunits 4.3 ..................... Supplyconnections 4.5 Couplingbetweentheconnections 4.6 Requirementsforthefacehydraulicsystem 4.7 ........ Start-up 4.8 ......................................... Tobeobservedpriortostart-up 4.8 Start-upoftheshields 4.10 Corrosionprotectionofhydrauliccomponents4.10 ..... DBTGmbH,Lünen2006 E BI622213
5.Operation
6.Technicaldata
Contents DBT-Shield2250/4500-2X4319-1750
Basicrequirements 5.3 .............................. Conditionsforoperation 5.3 Safetyrequirements 5.6 Operationoftheshield 5.9 ........................... Safeworking 5.14 .................................... Operationoftheshieldhydraulics 5.15 ................. Locationofhydrauliccomponentsontheshield 5.15 Shieldcomponents 5.27 Extendingorretractingthesideseal 5.36 Canopyspraying system 5.38 ............................ Operationofthedualbackflushfilter 5.39 .................. Repairandemergencyoperation 5.40 ..................... Operationandfunctionsofthecontrolvalveblock 5.42 ....... Maintenance 5.46 .................................... Specialmeasures 5.46 .................................. Dailymaintenance 5.47 Weeklymaintenance 5.47 Tobedoneeverysixmonths 5.48 Assessmentofdamageaccordingtoschedule 5.48 Troubleshooting 5.49 ................................ Faultfindingonshieldhydraulicsystem 5.49 Faultlocalization 5.49 3/2-Wayvalveorpilotvalve 5.52 Pilot-operatedcheckvalves 5.52 ......................... Internalby-passinprops 5.53 ............................ Faultypressurereliefvalve 5.53 .......................... Defectiveorblockedfilter 5.53
Shielddescription 6.3 Mainassemblies 6.5 ................................... Basewithlemniscaticlinksandcentralshiftingunit 6.8 Shieldcanopy 6.12 Flipper 6.14 Sideseal 6.15 Cavingshield 6.17 Technicaldataoftheshield,steelstructure 6.20 Hydraulicsystem 6.21 ................................ Shieldhydraulics 6.22 Double-telescopicprop 6.31 DBTGmbH,Lünen2006 E BI622213
Contents Doc.No.:7420170000BA00VRVL/01 Hydrauliccylinder 6.33 ............................... Design 6.33 Stabilizingcylinder 6.34 Shiftingram 6.34 Baseliftcylinder 6.35 Sealcylinder 6.35 Flippercylinder 6.36 Pushercylinder 6.36 Technicaldataofhydrauliccylinders 6.37 .................. Pressurereliefvalves 6.40 ............................ Shieldcontrolsystem 6.42 ............................ Electrohydrauliccontrolunit 6.42 ......................... ElectronicshieldcontrolPMC®-R 6.42 .................... Anglesofinclinationofthecanopy 6.44 ................ Accessories 6.45 .................................... Anti-toppledevice“canopy-canopy” 6.45 .................. Endanchorage 6.46 .................................... Endanchoragebase-base 6.47 Permissiblemedia 6.49 ............................... Hydraulicfluids 6.49 Lubricatinggreasesandpastes 6.52 Tighteningtorques 6.54 .............................. ScrewswithISOmetricthread 6.54 7.Foryourinformation Serviceaddresses 7.3 ............................... Europe 7.3 Northamerica,Canada,Southamerica 7.4 Australia 7.4 SouthAfrica 7.4 Asia 7.5 ............................................. Identificationofshields 7.6 .......................... Typeplate 7.6 Shieldnumber 7.6 ..................................... Standardsandguidelines 7.7 ........................ Referencednationalstandardsandguidelines 7.7 .......... Europeanstandardsandguidelines 7.7 ................... DBTGmbH,Lünen2006 E BI622213
Contents DBT-Shield2250/4500-2X4319-1750 DBTGmbH,Lünen2006 E BI622213
1 Aboutthismanual BI622213
BI622213
Aboutthismanual
Thischapterprovidesimportantinformationmakingiteasierforyou tousethismanual.Youwillalsobegiveninformationonthestructureofthemanualandthesymbolsused.
Beforestartingwork
Takecaretoensurethattheoperatingmanualavailabletoyouis applicablefortheshieldsupportused.Comparethedatagiven belowwiththedataonthetypeplateoftheshield.Wheretofind thetypeplateontheshieldisdescribedinchapter7ofthisoperatingmanual.
Thisoperatingmanualisdesignedfor:
DBT-Shield2250/4500-2X4319-1750
andisonlypermittedtobeusedforshieldsofthistype.Onlyuse theoperatingmanualapplicabletotherespectiveshield.Ifyou don’tyouwillendangeryourselfandothers.
Tab.1:TypespecificationforDBT-Shield2250/4500-2X4319-1750 Identificationno.Propforce Yearof construction Application
Itisabsolutelynecessarytoensurethatallpersonsworkingwithor onthesupporthaveaccesstothecontentsoftheapplicableoperatingmanualsfortheshieldsatanytimeandwithoutanyrestrictions.
Personsforwhomtheoperatingmanualisintended Thisoperatingmanualisintendedforthosepersonswhoworkwith orontheshields.
Thisincludespersonswho:
J areinchargeoftransport,
J preparetheriseheading,
J performassembly/disassemblywork,
J operatetheshields,
J correctmalfunctions,
J performdailyroutineworkontheface,
J monitor/lookafterthehydraulicsystem,
J performmaintenancework,
J performrepairwork;
J supervisorypersonnelwho –initiateand/or –supervise
Beforestartingwork Doc.No.:7420170000BA00VRVL/01 1.3
742017000000 01 2x4319kN 2006 faceendshield,rightwith sideflipperandprotective wall 742017000000 02 2x4319kN 2006 faceendshield,right 742017000000 03 2x4319kN 2006 faceendshield,left 742017000000 04 2x4319kN 2006 faceendshield,leftwith sideflipperandprotective wall
DBTGmbH,Lünen2006 E applicableoperatingmanual availabilityof operatingmanual BI622213
operatingmanual questions
safety
theactivitiesjustindicated.
Everybodyworkingontheshieldsupportmusthavereadthisoperatingmanualbeforehand. Anypersonsvisitingorinspectingthefacemusthavereceived adequateinstructions.
Purposeofthisoperatingmanual
Thisoperatingmanualcontainsgeneralinformationonthesafeand economicalhandlingofshieldsupportsandprovidesyouwith importantinstructionsontheworkperformeddirectlyonorwiththe shields.
Therefore,readthisoperatingmanualcompletelyandatease.Pay specialattentiontothesafetyinstructions.Trytomemorizethe appearanceandthemeaningofthesafetyandinstructionsymbols. Shouldyouhaveanyquestions,pleasecontactourservicedepartment.Contactdetailsaregiveninchapter7ofthisoperatingmanual.
Readthechapter2”Foryoursafety”withspecialattention.This chaptercontainsimportantinformationindicatingpossiblehazards. Observetheinformationgivenandfollowtheproceduralinstructions.
Charactersandsymbolsused
Thefollowingcharactersandsymbolsareusedforsafetyinstructionsandimportantinformationintheoperatingmanual.
Trytomemorizethesymbolsandtheirmeanings.
DANGER!
Pointsinthetextmarkedwiththissymboldrawyourattention toimmediatelyimpendingdanger.Possibleconsequencesare: veryseriousinjuryorevendeath.
WARNING!
Thesepointscontaininformationondangeroussituations. Possibleconsequencesare:veryseriousinjuryorevendeath.
CAUTION!
Thissymboldrawsattentiontodangeroussituations.Possible consequencesare:lighttomoderatelyseriousinjuriesand machinedamage.
NOTICE!
Pointsinthetextmarkedwiththissymboldrawattentionto harmfulsituations.Possibleconsequencesare: damagetotheshieldordamageintheimmediatevicinity.
IMPORTANT!
Pointsinthetextmarkedwiththissymbolcontainusefultips andinformationintendedtofacilitateworkforyou.Theydonot warnaboutharmfulordangeroussituations.
Itemsinlistsaremarkedwithblacksquares.
Pointsinsub-listsaremarkedwithalongdashatthestartofthe line.
Beforestartingwork DBT-Shield2250/4500-2X4319-1750 1.4
DBTGmbH,Lünen2006 E
J –BI622213
• Thank you very much for reading the preview of the manual.
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Thesymbolofthehandasksyoutodosomething.Severalsuccessiveparagraphsmarkedwiththesymbolofthehandrepresent astringofactionswhichmustbeexecutedintheorderspecified. Followtherespectiveinstructionsstep-by-steptoperformthework safelyandefficiently.
Beforestartingwork Doc.No.:7420170000BA00VRVL/01 1.5
DBTGmbH,Lünen2006 E . BI622213
Beforestartingwork DBT-Shield2250/4500-2X4319-1750 1.6 DBTGmbH,Lünen2006 E BI622213
2 Yoursafety
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BI622213
Yoursafety
Thischapterprovidesvitalinformationforyoursafety.Payspecial attentiontothischapter.Thesafetyinstructionsandrulesofprocedurewillhelpyoutoavoidhazardoussituationsandtoperform thenecessaryworkassafelyaspossible.
Theshieldhasbeenmanufacturedinaccordancewiththestateof theartandgenerallyrecognizedsafetystandardsandregulations. However,acertainriskremainswhichmightgetyouintohazardous situationswhenworkingwithorontheshields.Thesemay,for example,becausedbyunforeseeableexternalinfluences,machine damageoroperatingerrors.
Inadditiontothisoperatingmanual,alsobesuretoobservethe respectivelegalprovisionsandregulationsforaccidentprevention inyourcountry.
Observethesafetyandaccidentpreventionregulations:
J oftheminingcompany, J oftheminingauthority,and J oftheminers’accidentinsuranceassociation.
Personnel
Personsemployedintheoperation,repair,andoverhaulof hydraulicand/orelectrohydraulicshieldsupportsmusthavespecial qualifications.Inadditiontohavingreceivedtraininginminingskills thefollowingminimumrequirementsshallbemet.
Operationandmaintenance
Operationandmaintenanceoftheshieldsisonlyallowedtobeperformedbytrainedpersonnel.
Thetrainingshallbematchedtothetypeofshieldactuallyused. Theelectrohydraulicandhydrauliccontrolsystemsshallbe operatedonlybypersonnelwhohavebeenadequatelytrainedtooperatethepresentcontrolsystem. Thecontentoftheoperatingmanual,especiallythechapteron safety,shallconstituteapartofthistraining.
Theyshallpossessandfurnishproofofadequatefamiliaritywith the
J mechanical, J hydraulic,and J controlsystems.
Personnel Doc.No.:7420170000BA00VRVL/01 2.3
DBTGmbH,Lünen2006 E residualrisk supplementaryregulations qualification BI622213
Repair
Ingeneral,repairworkshallbeperformedonlybypersonswho havetherespectiveknowledgeandskillstomeetthespecial requirementsandhavebeenadequatelytrainedintherepairofthe equipment.
Repairworkonandoverhaulof
J safetydevices,ase.gpressurereliefvalves
J hydraulicpropsandcylinders
J controlblocks,valves,andfilters
shallbeperformedonlybyDBTservicetechniciansorbyspecially trainedpersonneloftheminingcompany.
Personnel DBT-Shield2250/4500-2X4319-1750 2.4
DBTGmbH,Lünen2006 E BI622213
Conditionsofoperation
Intendeduse
Theshieldhasbeendesignedandmanufacturedexclusivelyfor useasasupportunitforlongwallfaces.
Usetheshieldonlyasintended!
Intendedusesare:
J proppingtheroofagainstthefloor;
J ensuringanadequatetravelway;
J thefollowingshieldoperations: –lowering, –pullingup, –alignment,and –setting;
J thefollowingconveyoroperations: –advancing, –retracting;
J forminganabutmentfor: –theconveyorandtheminingmachine, –conveyorsteeringdevices, –devicesforraisingtheconveyor, –conveyorsteeringcylinders.
Unauthorizeduse
Useswhicharenotexpresslystatedasintendedareregardedas unauthorizedusesandarenotpermissiblewiththeshield.
Unauthorizedusesinclude,amongothers:
J pushingtheshieldbackintothecavingarea,
J raisingoftheconveyorbymeansofthehydraulicforceofthe shield,
J settingofthecanopyinareasofrooffracture. Furtherinformationinthisrespectisgiveninthesection”Operation”ofthischapterandinchapter5ofthismanualinthesection”Operationoftheshield”.
DBTdoesnotacceptanyliabilityfortheconsequencesofunauthorizeduses.
Conditionsofoperation Doc.No.:7420170000BA00VRVL/01 2.5
DBTGmbH,Lünen2006 E BI622213
• Thank you very much for reading the preview of the manual.
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• Please note: If there is no response to CLICKING the link, please download this PDF first and then click on it.
CLICK HERE TO DOWNLOAD THE COMPLETE MANUAL
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