Yog tias ua yuam kev thaum lub sijhawm tsim kho lub tsev, qhov no tuaj yeem ua rau muaj kev ua txhaum ntawm cov dej tsis huv, uas ua rau kev puas tsuaj ntawm lub hauv paus thiab cov qauv ntawm nws tus kheej. Txog niaj hnub no, cov thev naus laus zis tshiab tau paub tias tuaj yeem siv los daws cov teeb meem no sai thiab zoo. Txawm li cas los xij, koj yuav tsum tau npaj rau qhov tseeb tias tsis yog txhua tus ntawm lawv muaj nyob rau hauv tsev, vim hais tias, piv txwv li, txoj kev txhaj tshuaj yuav tsum tau siv cov khoom siv twj tso kua mis.
Ib txoj hauv kev zoo ntawm kev tiv thaiv kev ya raws yog kev txhaj tshuaj tiv thaiv dej. Nws tso cai rau koj kho cov dej xau, uas tuaj yeem ua rau lub siab. Lub hauv paus ntsiab lus ntawm txoj hauv kev yog txhawm rau tso cov khoom siv dej tsis muaj dej nyob rau hauv siab siv cov khoom siv twj tso kua mis uas tsim los rau qhov no.
Yuav tsum tau siv tshuaj tiv thaiv dej
Lub hauv paus ua lub hauv paus ntawm txhua lub tsev. Lub neej ntawm lub tsev nyob ntawm nws qhov zoo. Vim li no, nyob rau theem pib ntawm kev tsim kho, nws yog ib qho tseem ceeb rau kev mob siab raumus cuag cov waterproofing ntawm lub hauv paus. Cov kev tswj hwm no tso cai rau koj los tiv thaiv lub tsev los ntawm cov dej hauv av thiab dej nag, ua rau nws tiv taus corrosion li sai tau.
Ib qho ntawm cov kev xaiv tau los tiv thaiv lub hauv paus thaum lub sijhawm ua haujlwm, raws li tau hais los saum no, yog kev txhaj tshuaj tiv thaiv dej. Yog hais tias ib tug capillary sawv ntawm cov dej hauv av tshwm sim ntawm phab ntsa thiab lub hauv paus, ces qhov chaw yuav pib sau nrog noo noo. Capillary noo noo tuaj yeem saturate tus qauv mus txog 10 m nyob rau hauv qhov siab, uas kuj yog teeb meem vim dej yuav saturated nrog acids thiab txhoj puab heev ntsev.
Thaum lub sijhawm ua haujlwm ntawm lub tsev, nws yog ib qho tseem ceeb uas yuav tsum tau saib xyuas nws tus mob, kom ntseeg tau tias muaj kev ruaj ntseg waterproofing ntawm cov pob zeb hauv av. Xws li kev tswj yuav nyuaj rau kev tawm dag zog vim qhov tsis muaj dej tsis zoo, vim tias nws tau muab zais los ntawm cov ntsiab lus loj, rov qab ua dua, thiab lwm yam. Nyob rau hauv rooj plaub no, kev siv cov khoom siv dej tsis zoo uas muaj qhov nkag mus tau zoo.
Kev piav qhia ntawm kev txhaj tshuaj tiv thaiv
Kev txhaj tshuaj tiv thaiv dej tso cai rau lub tsev tsis txhob poob lub zog vim qhov tseeb tias cov qauv khaws cia qhuav, qhov kev txhawb zog yog passivated, thiab cov txheej txheem corrosion yog pib ntawm qis pH. Muaj ob peb txoj hauv kev los tiv thaiv corrosion ntawm qhov cuab lub zog, ntawm lawv tu thiab txheej nrog cov sib xyaw tshwj xeeb yuav tsum tau paub qhov txawv. Koj tuaj yeem daws qhov teeb meem los ntawm kev hloov pauv kev ua haujlwm.
Nws yog lub cev tsis tuaj yeem ntxuav cov rebar, vim tias nws tau ntim rau hauv pob zeb. Tsuas muaj ib qho kev xaiv sab laug los hloov kho.pH qib rau lub sijhawm ntev, vim tias corrosion yuav rov pib dua nrog cov dej nkag mus. Txhaj tshuaj tiv thaiv dej zoo kawg nkaus tiv thaiv cov qauv los ntawm cov teebmeem ntawm dej. Lub hauv paus ntsiab lus ntawm cov tshuaj yog yooj yim heev: lawv nkag mus rau sab sauv porous txheej thiab sau lub pores, tshem tawm cov kua.
Ntxiv nta
Yog tias ib qho kev tivthaiv ntxiv rau hauv cov tshuaj, ces cov khoom tuaj yeem ua tiav, cov uas:
- tawm tsam cov kab mob thiab pwm;
- txhim kho cov tshuaj tiv thaiv ntawm cov qauv;
- restoring technical properties of old khoom;
- tshem tawm txoj kev pheej hmoo ntawm kev xeb tshiab ntawm rebar.
Tshuaj tiv thaiv dej tshuaj xyuas
Raws li cov neeg siv khoom, qhov txiaj ntsig tseem ceeb ntawm kev txhaj tshuaj tiv thaiv dej yog nws cov kav ntev. Cov ntaub ntawv muaj cov cuab yeej zoo tshaj plaws, lawv muaj peev xwm tiv thaiv cov qauv ntawm ya raws, corrosion thiab kub hloov, ua kom sov hauv lub tsev. Kev ua haujlwm feem ntau yog ua los ntawm cov kua roj hmab los yog kua iav. Raws li cov neeg yuav khoom, txhua yam ntawm cov ntaub ntawv no muaj nws tus kheej zoo, piv txwv li, kua roj hmab yog hloov tau thiab elastic heev. Nws yog ib qho yooj yim mus thov, ib puag ncig tus phooj ywg thiab nplaum heev.
Cov roj hmab ua kua, raws li cov kws tsim khoom hauv tsev thiab cov kws tshaj lij, yog qhov yooj yim kho. Tsis tas yuav muaj kev txawj tshwj xeeb los siv cov khoom no.
Txoj Kevkua iav
Cov iav kua kuj tseem muaj ntau thaum txhaj tshuaj. Nws muaj peev xwm tiv thaiv cov qauv los ntawm kev cuam tshuam:
- sun;
- corrosion;
- xov;
- temperature.
Raws li cov neeg siv, cov iav ua kua muaj ib qho tseem ceeb drawback, uas yog qhia nyob rau hauv lub fragility ntawm cov khoom. Nws npaj los ua haujlwm tsuas yog 5 xyoos xwb.
Tshuaj xyuas ntawm cov khoom sib txawv rau kev txhaj tshuaj tiv thaiv dej
Kev txhaj tshuaj tiv thaiv dej tuaj yeem nqa tau siv cov khoom sib txawv, ntawm lawv yuav tsum tau hais txog:
- epoxy;
- microcements;
- khoom siv polyurethane;
- Yacrylate gels.
Raws li cov neeg siv khoom, cov ntaub ntawv polyurethane thiab acrylate gels yog qhov zoo tshaj plaws. Lawv muaj ductility siab, thiab tsis tawg nyob rau hauv uneven loads. Cov khoom xyaw yog hydroreactive, uas qhia tau hais tias lawv polymerize nyob rau hauv tus ntawm dej. Raws li rau acrylate gels, lawv qhov ntom yog yuav luag tib yam li cov dej. Nyob rau hauv cov av thiab cov khoom siv, lawv sai sai harden, tsim ib tug muaj zog daim ntawv cog lus.
Cov neeg siv khoom nyiam tias cov kev daws teeb meem no tso cai rau koj los tswj lub sijhawm cov tshuaj tiv thaiv polymerization. Qhov no pab thaiv kev nkag mus rau cov dej ntws nkag mus rau hauv cov qauv hauv av. Nws muaj peev xwm muab kev tiv thaiv cov dej siab hauv cov phab ntsa ntawm cov qauv thiab nruab nrab ntawm cov av thiab cov phab ntsa. Cov khoom muaj peev xwm ntxiv dag zog rau cov txheej ntawm cov av, sib tov nrog nws cov khoom, qhov no tso cai rau koj kom tau txais kev tiv thaiv leaching thiab stabilizes cov av ntawm lub tsev.
Yog tias koj yuav ua cov tshuaj tiv thaiv dej hauv qab daus, ces koj yuav tsum xyuam xim rau polyurethane polymers. Raws li cov neeg siv khoom, lawv yog cov kev lag luam tshaj plaws. Qhov no yog vim qhov tseeb tias thaum raug cov dej noo, qhov ntim ntawm cov khoom nce 20 npaug. Cov cuab yeej no yog qhov tseem ceeb tshwj xeeb tshaj yog thaum tsis muaj dej tsis zoo hauv cov av xoob thiab cov xuab zeb nrawm.
Cov khoom pib ua npuas dej thiab txav dej thaum sib cuag nrog cov dej noo. Thaum ua ntawv thov cov dej ntxiv ntawm kev tso dej hauv qhov tsis muaj dej, nws ua rau tsis muaj kev ua npuas dej thiab ua ib qho muaj zog plhaub uas tsim cov plhaub tsis zoo.
lwm txoj kev daws teeb meem
Ntau zaus, cov neeg yuav khoom sib piv cov tshuaj epoxy nrog polyurethane sib tov thiab acrylic gels. Lub qub polymerize nyob rau hauv cov huab cua, thiab yog hais tias dej yog tam sim no, nws yuav adversely cuam tshuam rau kev ua tau zoo. Tab sis tom qab hardening, cov ntaub ntawv pov thawj zoo waterproofing zoo, tiv thaiv cov qauv ntawm ya raws thiab muab nws txhua yam muaj zog.
Kev txhaj tshuaj tiv thaiv dej ntawm lub hauv paus yog feem ntau ua los ntawm kev siv microcement, uas, raws li cov neeg siv khoom, nkag mus zoo rau hauv cov kab nrib pleb thiab voids, crystallizes thiab tsim cov khoom thaiv kev tiv thaiv uas tsis tso cai rau ya raws. Hauv daim ntawv ua kua, qhov kev txhaj tshuaj muaj nyob hauv 15-40 feeb. Kev kho tuaj yeem tswj taucatalyst muaj nyob rau hauv qhov sib tov.
Tshaj tawm ntawm rwb thaiv tsev technology
Kev txhaj tshuaj tiv thaiv dej hauv qab daus los ntawm sab hauv los ntawm cov dej hauv av, raws li cov kws ua haujlwm hauv tsev, yuav tsum tau nqa tawm siv cov cuab yeej tshwj xeeb. Nyob rau hauv thawj theem, nws muaj xws li drilling qhov. Qhov kev ncua deb ntawm lawv yuav tsum yog 50 cm, thiab ib tug perforator yuav tsum tau siv nyob rau hauv tus txheej txheem ntawm cov manipulations. Qhov txoj kab uas hla yuav tsum sib npaug li qhov txwv ntawm 1 txog 2 cm.
Nws yog ib qho tseem ceeb uas yuav tsum tau ua qhov los ntawm yog tias koj xav tsim cov txheej txheem dej rau sab nraud. Txhawm rau kho qhov tsis xws luag, tawg thiab tawg, qhov yuav tsum tau ua tsis dhau. Yog tias koj npaj yuav siv cov khoom siv hydroreactive, ces lub qhov yog pre-wetted nrog dej. Thaum txhaj tshuaj tiv thaiv cov phab ntsa yog nqa tawm, cov neeg siv khoom tau qhia kom siv tib lub tshuab. Nyob rau hauv lub tom ntej no theem, nws yuav tsum tau siv cov muaj pes tsawg leeg mus rau hauv lub drilled recesses. Tom ntej no, koj tuaj yeem ntsuas qhov nruab nrab ntawm cov ntsev thiab tiv thaiv pwm thiab fungus. Qhov saum npoo yog npog nrog plaster nyob rau theem kawg.
Zaj lus
Penetrating txhaj tshuaj waterproofing muaj ntau yam kev siv. Nrog kev pab los ntawm cov ntaub ntawv zoo li no, nws muaj peev xwm ua kom tsis muaj dej txias thiab nthuav cov pob qij txha, nqa tawm los tiv thaiv cov hlab ntsha hauv cov phab ntsa cib thiab cov pob zeb ua vaj tse, thiab tseem tuaj yeem tiv thaiv cov dej ntws tawm. Cov khoom siv kim heev, uas txwv qhov kev siv ntawm lawv. Feem ntau, cov txheej txheem waterproofing no tsuas yog siv thaum nws tsim nyog los tiv thaiv cov qauv loj ntawm cov dej noo, thiabthaum lwm txoj hauv kev ua tsis tau lossis tseem kim dua.
