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Cov kev pab cuam lub neej ntawm cov ntsia hlau pawg rau cov me nyuam yaus

Ntsia Hlau pawg tam sim no nce siv rau qhov kev siv ntawm cov qauv kev siv ntawm ntiag tug tsev thiab nyob rau hauv kev tsim kho ntawm ib tug loj-scale muaj chaw. Supports ntawm no hom yuav muaj ib tug lossis loj load thiab tom qab kev tsim kho ntawm vaj tse tseem raug kev txom nyem lub ravages ntawm ib puag ncig yam tseem ceeb. Uas yog vim li cas muaj coob tam sim no wondering seb nws yuav ua rau kev nkag siab rau siv cov ntsia hlau pawg, los yog lub neej ntawm cov lug muaj tsev lub ntsiab yog heev luv luv?

Ib me ntsis keeb kwm

Pawg ntsia los ntsia cov hom nyob txog 200 xyoos dhau los. Tag nrho cov thaum, lawv yog lug siv nyob rau hauv kev tsim kho ntawm cov txuas hniav, Piers, yees, lub hwj chim kab, thiab ntau lwm yam loj qhov chaw. Muaj pov thawj hais tias cov kev pab cuam lub neej ntawm cov ntsia hlau pawg yuav ua tau mus txog rau 150 xyoo. Piv txwv li, tseem tsis tau tsaus muag pier, uas sawv nyob rau hauv lub hiav txwv dej nyob rau hauv uas zoo sib xws kev txhawb rau ntau tshaj ib xyoo pua thiab ib tug ib nrab.

Muaj tag nrho puas, qhov twg qhua yuav tus saib tus thawj heev lub tswv yim ntawm cov ntsia hlau pawg. Txawm li cas los, tag nrho cov no tsis tau txhais hais tias cov hlau qauv yuav kav mus ib txhis. Tsis zoo xyuas txog cov kev pab cuam lub neej ntawm cov ntsia hlau pawg yog heev justified, raws li ua los ntawm tus kws txawj txua cov nyiaj them yug yog tiag tiag heev sai sai cev qhuav dej. tsev lug raug technology yog yus muaj los ntawm ib tug ntau ntawm nuances thiab peculiarities. Yog hais tias lub lawm kev cai tau raug ua txhaum, ces tus tiav lawm pawg thiab tsis pab ib feem peb ntawm cov tshaj tawm hais tias lub sij hawm. Nws yog yog li ntawd tseem ceeb heev them sai sai mus rau cov ntsiab lus thaum koj xaiv designs rau lub hauv paus.

Cov kev pab cuam lub neej ntawm GOST

Raws li lub xeev cov kev cai lub neej ntawm cov ntsia hlau pawg yog los ntawm 60 mus rau 120 xyoo. Tsis tas li ntawd, cov nram qab no cov ntaub ntawv yog teev nyob rau hauv ISO:

  • Electromechanical hlau xeb muaj nyob rau hauv cov av ntawm ib tus nqi ntawm 0,02 mus 0.05 hli.
  • Lub phab ntsa thickness ntawm lub ntsia hlau thiab kev pab txhawb nqa nws tus kheej yog tsis tsawg tshaj li 5-6 hli.
  • Perish phab ntsa kav ntawm tus nqi ntawm 5 hli / 0.5 s = 100.

Nyob rau hauv tas li ntawd, cov pawg yog them nrog tshwj xeeb polymer muaj pes tsawg leeg ntawm ib tug binary yam, uas khaws lawv lub zog tshaj 7-15 xyoo. Qhov no yuav ntev lub neej ntawm cov ntsia hlau pawg rau cov me nyuam yaus. Yog hais tias cov tej yam kev mob tau ua txhaum nyob rau hauv tus txheej txheem ntawm siv thiab ua cov cov kev txhawb, cov khoom yuav tsum tsawg txhim khu kev qha thiab check.

Yog muaj ib qhov txawv nruab nrab ntawm tus cam khwb cia thiab welded ntsia hlau-tsav tsheb lub tswv yim

Muaj tsis muaj qhov sib txawv ntawm cov khoom tsis. Moulded lugs no yog ua los ntawm standard steel 35L npav. Lub ntsiab sib txawv ntawm cov ntsiab txhawb yog hais tias lub helical kab yog tsis welded mus rau lub cones pawg thiab tam sim ntawd pov nrog lawv. Txawm li cas los, ob peb cov neeg paub hais tias nyob rau hauv qhov tseeb lub cam khwb cia lugs welded mus rau lub yeeb nkab. Qhov no txhais tau tias nws siv tsis tig tawm kom tsis txhob muaj welds.

Yog hais tias peb tham txog cov shortcomings ntawm cam khwb cia lugs, thaum lawv ntau lawm yog tsim nyog los tswj cov zoo theem ntawm dej. Nyob rau hauv tas li ntawd, lawv cov khoom yog tsis yooj yim sua yam uas tsis muaj kev siv ntawm ultrasound khoom. Lub fact tias cov ntaub ntawv los ntawm qhov uas cov khoom tej zaum yuav muaj me me tej kab nrib pleb, pores thiab voids, uas yuav txo tau lub dag lub zog yam ntxwv thiab durability ntawm cov ntsia hlau pawg.

Vuam tswv yim yuav muaj tseeb ntawm nws tus kheej, raws li twb yog los ntawm kev soj ntsuam, nws yuav tau ntsuam xyuas cov kev zoo ntawm cov khoom ntau lawm. Pawg nrog cam khwb cia kab yog yuav luag 25% cheaper.

Yog muaj ib qhov txawv nruab nrab ntawm tus pleev xim rau thiab galvanized pawg tswv yim

Lub ntsiab sib txawv lus dag hauv cov kuj mus corrosion. Raws li rau ntau txheeb xyuas, lub neej ntsia hlau pawg, xim kho cov ntaub ntawv uas yog npaum li cas qis vim qhov tus ntawm ib tug txhoj puab heev ib puag ncig. Tiv txheej txaus rau ib tug tshaj plaws ntawm 15 xyoo, tom qab uas lub hlau cov khoom pib haum sai sai them nrog xeb.

Pawg, yav tas los tus kub poob galvanizing txheej txheem, tsis raug mus rau xeb tshaj 40-50 xyoo. Txawm li cas los, nws tag nrho cov nyob rau hauv lub Aggressiveness ntawm cov av. Tsaug rau cov qauv ntawm cov kub-dip galvanizing txheej yog tsim nyob rau hauv ib tug tuab ntawm 0.2 hli rau ntawm qhov chaw ntawm lub pawg, uas yog tsis siv npe rau ib tug ntev lub sij hawm ntawm lub sij hawm. Tsis tas li ntawd, ib tug tiv thaiv txheej ntawm zinc yog tsis erased thaum lub sij hawm screwing them nyiaj yug.

Tsis tas li ntawd xyuam xim rau cov nqi ntawm cov khoom. Kev them nyiaj yug, yav tas los kub-dip galvanizing, yuav raug nqi 25% ntau kim tshaj cov khoom kho nrog cov xim tsev thiab varnishes.

Yuav ua li cas muaj feem xyuam rau lub deterioration ntawm durability

Lub sij hawm ntawm qhov kev pab ntawm lub hauv paus rau cov ntsia hlau pawg yuav tsum tau significantly txo vim yam nram qab no:

  • Tej yam uas tsiv av. Nyob rau hauv tej yam kev mob, cov av muaj tsawg heev ntxim rau cov ntsia hlau pawg. Txawm li cas los, yog hais tias peb yuav tau tham txog huab tej yam kev mob thiab muaj zog muaj ntawm cov av, nws yuav ua rau qhov kev kawm cov yam ntxwv ntawm cov bearings.
  • Thermal cov nyhuv. Vim lub caij nyoog hloov mus hloov los kub hlau tu ncua narrows thiab nthuav nws cov qauv disrupted. Cov kabmob muaj peev xwm ntawm txoj kev txhawb zog yog significantly txo txij thaum lub cov ntaub ntawv uas tej kab nrib pleb thiab pores. Thaum uas siv cov high-zoo tsav, tus xov tooj ntawm mus ntawm khov thiab yaj uas yog txaus mus txog rau 120 xyoo, zoo li no tshwm sim.
  • Tshuaj corrosion. Yog hais tias cov av acidity theem yog ua zoo tshaj, cov xeb rau stilts yuav kis tau sai npaum li cas.
  • Electromechanical corrosion. Tej kev raug mob tshwm sim nyob rau hauv muaj zog oxidation pawg vim stray currents uas tej zaum yuav muaj nyob rau hauv nyob tus yeees ntawm cov av. Feem ntau cov feem ntau txom nyem los ntawm electro xeb kabmob, nyob ze underground cables los yog ntau industrial cov chaw.

Yuav ua li cas mus cuag lub neej ntawm cov ntsia hlau pawg

Muaj ob peb txoj kev uas yuav pab tau cuag lub "lub neej" ntawm lub hauv paus uas yog ntsia tau rau hauv no hom ntawm cov nyiaj them yug:

  1. Siv pawg nrog nyeem tas phab ntsa. Txhua millimeter hlau tsub kom cov kev pab cuam lub neej ntawm kwv yees li 15 xyoo.
  2. Siv cov kev txhawb zog uas ua los ntawm alloyed steel xwb. Pawg yuav tsum tau kho nrog tshwj xeeb tebchaw uas tiv thaiv tshuaj corrosion.
  3. Yog hais tias cov khoom yog tsis muaj kev tiv thaiv tiv thaiv tus kab xeb, koj yuav tsum them lawv tus kheej xeb tiv thaiv tebchaw.
  4. Tsim concreting ntawm lub puab ncej. Qhov no txoj kev muaj peev xwm tiv thaiv lub qauv tiv thaiv dej thiab txhim kho tus kabmob muaj peev xwm ntawm cov nyiaj them yug.

tsis pom zoo kom siv tej yam khoom thaum lub sij hawm pawg installation. Qhov no yuav pab tau kom cov khoom qauv thiab ua rau kom lawv pab lub neej. Yog hais tias lub installation ntawm lub pawg tau nqa tawm nyob rau hauv raws li cov kev cai, cov kev pab txhawb nqa yuav kav mus txog 100 xyoo.

Qhov zoo ntawm cov ntsia hlau pawg

Nyob rau hauv cov kev phem ntawm cov teeb meem uas tej zaum yuav tshwm sim thaum lub sij hawm ntawm kev siv ntawm no hom ntawm cov nyiaj them yug, lawv tseem siv rau kev tsim kho ntawm cov me nyuam yaus thiab siv ntawm lwm cov lug. Qhov no yog vim li nram qab no zoo ntawm cov ntsia hlau pawg:

  • Lub hauv paus ntawm medium loj yuav tsum tsa nyob rau hauv lub shortest tau lub sij hawm ntawm lub sij hawm (tsis muaj ntau tshaj li 1-2 hnub).
  • foundation nqi txo yuav luag ib nrab nyob rau hauv, yog li ntawd qhov kev siv ntawm tag nrho cov chaw yuav muaj ntau yam pheej yig dua.
  • Ntsia Hlau pawg yog zoo tagnrho rau cov kev siv nyob rau hauv tsis ruaj tsis khov hauv av.

Summing li

Koj paub qhov tseeb txog cov lifetimes ntsia los ntsia cov pawg, nws yog tau los mus tsim ib tug ruaj, txhim khu kev qha thiab ib lub hauvpaus khov nyob rau hauv ib tug luv luv lub sij hawm ntawm lub sij hawm. Lub ntsiab mob - lub observance ntawm hauj txheej txheem ntawm cov raug kev tug thiab qhov tseeb installation ntawm cov khoom.

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