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Universal Seal

Cartridge seal

Metal bellows seal

Reactor sealed

Dry Gas Seal

Custom seals

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Pump mechanical seal installation method(2)
Author:KELAN克蘭 From:shanghai of china The Number Of Clicks:2395

Theglandshouldbecarried outafterthe couplingalignment. Bolts should betightenedevenlyto preventdeflectionglandsection, check the pointswith a feelerorspecial tools, the erroris not greater than0.05mm.

Check thegland andtheshaft or sleevediameterwiththe gap(and concentricity), mustensureuniformityaround,checkingwith a feelerpointstoleranceisnot greater than0.10 mm.

Spring compressionaccording to the provisions, does not allowtoolarge or toosmall,thephenomenon, requireerror± 2.00mm,andmay increase thecross-sectionthan the pressure, acceleratedwearsection. Toosmall willcauselessthan the pressuresealandcan notplay arolein thepost-spring loadedspringseatto bemobileand flexible. Pay attention tothe spring rotation, thespring rotationaxisshouldbeoppositethedirection of rotationwhenusing a singlespring.

Should be keptflexible andmobileringafterinstallation, aftertheringispressed against thespringshould be able toautomaticallybounceback.

Firststatic ringsealtrapafterthestationary ringback, and then into a sealedcover.Toprotectstatic ringsection, to ensure thatthestationary ringandcoverthe verticalcenterlineof thesection, and the stationary ringon the back oftheanti-rotationslotalignedanti-rotation pin, butwhichmust not allowcontactwith each other.

The installationprocessmust not be allowedto usethetooldirectlybeatsealing element, ifnecessarybeat,beatyou must usespecialtoolsto prevent damage tothe sealing element

When assemblingall thesealsshouldbecoated witha lubricant such assoap and water, to avoid damageduring assemblyapron. Betweenstaticand dynamicsealing surfacescoatedwithgreaseringtopreventstatic ringsealingsurfacein front ofthewater pumpdrivewear.

Floating ringassembly, we mustbe careful notknockedfloating ringspring, so as not toaffectthe floatingspringknockedperformancefloatingring.Floating ringassembly, you can gently pressthe floatingring, to determine whetherthere isagoodfloatingperformance.

Installationshouldsealgentlyto preventdamageto theseals, theinstallation should besealedandcleanedcavity.

Mechanicalfasteningboltswhentheglandshould be uniformforcetopreventdamage tothemechanical sealuneven force. Forfast-loadingmechanicalsealsassembledintheoverallpositioningpiecemust notforgettomove theroadaway from theaxisoftheradialposition is fixed.

Becauseof themechanicalsealsealsthemedium isdifferent, the cold andhotwaterat different temperatures, the sealingmediumiscorrosive, differentchamberpressures, themechanical sealdesignwillbe different, the maintenance processwill be different.
Mechanical sealrepair processsummarize someexperience: mechanical sealsto assemble, cleanDo not forgettocheck. Look at thetworingafterwatchingshaftcrackscarsdonot leak. Finally,theapron, the porediameterwanttosee.Various sizestobe measured, tworinggapshouldbe fine. Clamping forcemustbechecked, a small springis the key.Boltforceshouldbe uniform, gentlyputaway thehabit.


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