高炉耐材施工安装指导说明书2英文版.docx

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高炉耐材施工安装指导说明书2英文版.docx

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高炉耐材施工安装指导说明书2英文版.docx

高炉耐材施工安装指导说明书2英文版

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4Coolingwallandsteelbrickpointing

4.1Constructionposition

Seefig.4.1-1schematicdiagramforconstructionofblastfurnacecoolingwallandsteelbrickpointing

4.2Constructionconditions

1）Cutsealedsheetironofcorrespondingsizeaccordingtothewidthsizeofverticaljointandcircularjointandlengthsizeofsteelbrickandcoolingwall.

2）Fixδ=2mmsheetironatthebackofcoolingwallandinstallcoolingwallsimultaneously.

3）Pointingmaterialsareuptostandarduponinspection

4）Getpointinginstrumentready.

4.3Constructionprocedures

Pointingofboshandcoolingwallunderboshshallbeconductedbeforelayingbrickofeachlayerandconductpointingandlayingalternatively;pointingforcoolingwallaboveboshandsteelbrickoffurnacethroatisconductedwithhangingscaffoldinsidefurnacebeforepressslurryoffurnacebody.

Fig.4.1-1schematicdragramforconstructionofblastfurnacecoolingwall（stave）andsteelbrickpointing

4.4Constructionkeypoints

1）Pointingconstruction:

Putsealedsheetironplacedatthebackofcoolingwall（stave）closetocoolingwall,screwthesheetironafterbeingstrainedwithironwireandelectricweldingrodandfixitonthefaceofcoolingwall（stave）.Seefollowingfig.fortheconstructionprocess:

Fig.4.4-1ConstructiondiagramforpointingofBFcoolingwall

2）Intheprocessofpointingofcoolingwallandpoundingmaterialofironbricksiliconcarbide,fillverticaljointfrombottomtotopandinnertooutsideandthenfillcirclejointfrominnertooutside.Intheprocessofpointing,fillingmustbecompactandsurfacelevelingandsmooth.

3）Keepmaterialsforpointingcleanduringuseandstrictlyprohibitsundriesfromentering.

5Layingceramicliningbrickoffurnacebottom

5.1Constructionposition

Bottomofblastfurnaceof6.248m～6.848m（seefig.below）

fig.5.1-1Constructiondiagramforlayingceramicliningbrickoffurnacebottom

5.2Constructionconditions

1）CompletelayingcarbonbrickatlayerSGL1～4ofbottomanduptostandarduponexamination.

2）Thevariety,shopsignandspecificationofceramicliningbrickforthisparthavenomistakeuponexaminatinandcomeuptostandarduponsubmittingtoinspection.

3）Completetestingtheoperationperformanceofcorundumphosphateslurryandandalusitecastablematerials.

5.3Constructionprocedures

5.4Constructionpoints

1）Mixofcorundumphosphateslurry（GP-85）（seeinstructionprovidedbysupplier）.

2）Beforelaying,setoutcrosscenterlineofblastfurnaceandlineofstartingdirectionforlayingof5-ringbrickofD0,D2,D4,D6.D8atthesurfaceof4thlayerofcarbonbrick.

Fig.5.4-1Schematicdiagramforsettingstartingdirectionlineforlayingceramicliningbrickofatbottomofblastfurnace

3）Pre-buildcentralbrickD0atcentralpositiontomakeitsbrickworkjointidenticaltothelayingdirectionlinesetoutandthenmeasurethebrickworkjoint,radiustoseewhethertheymeetrequirementsbeforelaying.Intheprocessoflaying,buildoneofthemandkeeptheotheroneaspositioningbenchmark.Hoisttheotheronetolayonlyaftercompletelayingthisone.

4）AftercompletelayingofcentralbrickD0,checkwhetherthecenterofbrickD0isatthecentralpointoffurnaceanddrawcenterlineonthesurfaceofcentralbrickasthebenchmarktochecktheradiusofouterringbricktobuild.

Table5.4-1Tablefortheradiusofeachringbrick

BrickNo

UpperOpeningRadius

BrickNo

UpperOpeningRadius

400

2410

802

2812

1204

3214

1606

3616

2008

3926

5）Buildeachouterringbrickinturnaftercompletingthelayingofcentralbrickofceramiclining.ThemethodoflayingisidenticaltothatofbrickD0.

Fig.5.4-2Schematicdiagramforlayingproceduresofceramicliningbrickatbottomofblastfurnace

6）Castmixedcorundumcastablematerialsintoholeofhoistandthenpoundwithpontil.Poundingmaterialisinlevelwiththesurfaceofceramicliningbrick.

Fig.5.4-3Schematicdiagramforconstructionofcastablematerialsofceramicliningbrickatbottomofblastfurnace

6Layingofironholeframebrick

6.1Constructionposition

Fig.6.1-1Schematicdiagramforconstructionoflayingofironholeframebrickofblastfurnace

6.2Constructionconditions

Completelayingtuyereassemblybrick.

6.3Constructionkeypoints

1）Fillingandpoundingatthepositionasshowninthefig.anduseD2pneumaticrammer.

Fig6.3-1Schematicdiagramforconstructionoffillingandpoundingofironholeframebrickofblastfurnace

2）Cleanlayingposition.Pre-buildinteriorironholeframebrickfirstandthencheckinosculationofironholeframeandironholeassemblybrick.

3）Buildinterior,middleandexteriorironholeframebrickinturn.

4）Aftercompletinglayingironholeframebrick,weldironholeframeclosingplateclosetoframebrick.

7Layingprotectivebrick

7.1Constructionposition

Fig.7.1-1Constructiondiagramforlayingprotectivebrickofblastfurnace

7.2Constructionconditions

1）Completelayingceramicliningbrickatthebottomoffurnace,circularcarbonbrickandtuyereassemblybrickatcorrespondingpositioninsidefurnace;

2）Getmachininginstrumentready;

3）Completetestingtheperformanceofclayfire-resistanceslurryandhighaluminiumpoundingmaterial.

7.3Constructionflow

7.4Constructionkeypoints

1）Clearawaytheslurryandsundriesonceramicliningbrickfirstbeforelaying;markthecenterlineforlayingonthesurfaceofceramicsliningbrick.

2）DrawBFcenterlineonceramicsliningbrickanddeterminelayingpositionofcentralbrick1.

Fig.7.4-1Schematicdiagramforthepositionofcentralprotectivebrickofblastfurnace

3）Installdirectionalsquarewoodandlaycenterlinebrickfirst.Afterlaying3～4rowsofbricksinsidetwoareaswithdirectionalwoodinstalledoutside,removedirectionalsquarewoodandlayoutwardsalongfourareas.Seefig.belowforlayingprotectivebrickofthebottom.

Fig.7.4-2Schematicdiagramforprocedureoflayingprotectivebrickofbottomofblastfurnace

4）Processingbrickbetweenthevergeofprotectivebrickofbottomandcarbonbrickofcrucibleshallbe＞1/2.Brickrequiredprocessingiscutandprocessedonsiteanditsexpansionjointispoundandimpactedwithhighaluminumpoundingmaterial.

5）LayprotectivebrickofcrucibleandcircularcarbonbrickoflayerB～Landtuyereassemblybrickalternatively.Laythemclosetoringcarbonwhenlaying.

Fig.7.4-3Constructiondiagramforlayingprotectivebrickofbottomofblastfurnace

6）Adjustthepositionofbrickworkjointwhenlayingprotectivebrickatironholeandtuyeretomeettherequirementsofprotectivebrickatironholeandairtuyereonbrickworkjointandsizeofprocessingbrick.

Fig.7.4-4Constructiondiagramforlayingprotectivebrickattuyereandironholeofblastfurnace

8Layingtuyereassemblybrick

8.1Constructionposition

Fig.8.1-1ConstructiondiagramforlayingBFtuyereassemblybrick

8.2Constructionconditions

1）Completelayingallcircularcarbonbrickofcrucibleandcomeuptostandarduponexamination.

2）Tuypereholder（tuyereholder）hasbeeninstalledandadjusted.

3）Completesubmittingallengineeringmaterialsforthepositiontoinspectionandexamination.

4）Completetestingtheperformanceofwaterlesspressslurry,carbonfilling,corundumself-flowingcastablematerialsandcorundumcastablematerialsusedintuyereposition.

8.3Constructionflow

8.4Constructionkeypoints

1）Rechecktuyerecenterandelevation.

2）Height-increasingcenterpipe,ensuretokeepcenterpipevertical.Nootherobjectisallowedtotouchcenterpipe（itisallrighttocontrolthecenterwithverticallinemethod）.

3）Afterdeterminingtheradialcenterlineforlayingatairport,laylowerringbrick1＃first,andthenlaybrick2＃;layingupperringbrick4＃,3＃aftercompletinglayinglowerringbrick.

Fig.8.4-1SchematicdiagramfortheprocedureoflayingBFtuyereassemblybrick

4）Aftercompletinglayinglowerringassemblybrick,castcorundumcastablematerialsbetweenassemblybricks.

Fig.8.4-2ConstructiondiagramforcorundumcastablematerialsbetweenBFtuyereassemblybricks

5）Stuffhosebetweenassemblybrickandtuyereholder,thenconstructcarbonfilling（THC-S9）betweenassemblybrickandcoolingwallandpoundwithpneumaticrammerD9.

Fig.8.4-3SchematicdiagramforconstructingcarbonfillingbetweenBFtuyereassemblybrickofandcoolingwall

6）Afterpoundingcarbonfilling（THC-S9,fillshockabsorptionslurry（FHCN-SiC）betweenassemblybrickandtuypereholder.

Fig.8.4-4SchematicdiagramforconstructingshockabsorptionslurrybetweenBFtuyereassemblybrickandtuypereholder

7）Jointbetweentuyereassemblybrickcanbeadjustedincasethereisdifferencebetweeninstalledtuyereanddesignedtuyere.

8）Whenlayingupperringassemblybrick,placetemporarychockbetweenassemblybrickandtuypereholdertobeconvenienttoadjustthebrickworkjointbetweenupperandlowerring.

Fig.8.4-5SchematicdiagramforadjustingbrickworkjointbetweenBFtuyeretuyereassemblybrickandtuypereholder

9）Aftercompletinglayingupperringassemblybrick,constructcorundumcastablematerialsbetweenupperringassemblybrick.

10）Place100×150×5steelplateclosetoassemblybrickbetweenassemblybrickandcoolingwall,placegluebeweenassemblybrickandtuypereholder（seetheconstructionoflowerringassemblybrickforplacingmethodandposition）,andconstructthec

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