Dab tsi yog cov cement screed hauv pem teb, nws qhov zoo thiab qhov tsis zoo, cov cai rau xaiv kev daws teeb meem rau kev nchuav, thev naus laus zis ntawm kev ua tiav. Maas screed yog lub hauv paus thoob ntiaj teb rau txhua qhov npog hauv pem teb uas muaj qhov tiaj tiaj. Nws cov yam ntxwv zoo tseem ceeb yog: cov qauv ntxeem tau uas ua kom muaj cua sov zoo thiab rwb thaiv tsev suab, ntxiv rau qhov nqaim me me vim muaj dej tsawg.
Pros thiab cons ntawm cement pem teb screed
Cov cement screed classic yog rau qhov hu ua "ntub" txheej txheem ntawm qib hauv pem teb. Txhawm rau ua nws, koj yuav tsum tau dilute qhov sib tov qhuav nrog dej lossis npaj cov tshuaj tshwj xeeb ntawm cov cement thiab cov xuab zeb. Cov cement screed muaj ntau qhov zoo li no:
- Lub zog … Qhov no yog ib qho ntawm cov txheej txheem ruaj khov tshaj plaws muaj. Yam tsawg kawg nkaus tuab yog 30 hli. Qhov siab tshaj plaws yog txwv los ntawm kev nqa lub zog hauv pem teb. Raws li txoj cai, nws raug nquahu kom ua cov nplais taub txog li 80 hli tuab.
- Nkaum kev sib txuas lus … Cov screed tso cai rau koj zais cov hlua hluav taws xob hauv cov kav dej, corrugation.
- Muab lub sijhawm los tsim "pem teb sov" … Maas muaj cov thermal conductivity siab. Ib qho ntxiv, cov cua sov tau yooj yim muab zais hauv qab qhov screed.
- Zoo suab rwb thaiv tsev … Cov suab nrov sab hauv los ntawm hauv pem teb qis yuav tsis thab koj yog tias koj tau ua cov cement hauv av screed.
- Tsawg me me … Hauv pem teb no yuav xyaum tsis thim. Yog li ntawd, tsis tas yuav ntshai kev deformation ntawm txheej hauv pem teb.
Nws tsim nyog sau cia tus lej tsis zoo uas muaj nyob hauv cov txheej txheej no:
- Qhov hnyav … Lub hauv paus yuav pom meej rau ntawm cov plag tsev. Qhov hnyav ntawm ib 'meter' ntawm lub screed (10 mm tuab) yog txog 20 kg. Tsis yog txhua tus qauv txhawb nqa yuav tuaj yeem tiv taus lub nra hnyav.
- Kev ziab kom ntev … Los ntawm kev nchuav mus rau kev ua haujlwm tag nrho ntawm cov cement screed, raws li txoj cai, nws yuav siv sijhawm li 21-28 hnub. Ib qho ntxiv, thaum lub sijhawm no, nws xav tau kev saib xyuas ntxiv.
- Nws yog qhov nyuaj los tsim lub tiaj tiaj tiaj … Nws tsis yooj yim rau kev tshem tawm tus kheej txawm tias yog lub ntsej muag, yog li yog tias koj ua tsis tiav hauv qhov no, koj yuav tsum tau ua tiav qhov ua tiav qib tus kheej (txog 2-5 hli tuab). Yog tias koj tab tom npaj teeb tsa cov vuas luaj ceramic, koj tuaj yeem hla cov theem no.
- Lub zog ntawm kev ua haujlwm … Nws nyuaj heev los sau cov cement screed ntawm koj tus kheej; cov neeg ua haujlwm ntxiv feem ntau yuav xav tau. Ib qho ntxiv, cov txheej txheem ntawm kev tso cov plag tsev zoo li no yog qias neeg thiab tsim cov av noo ntau hauv chav.
Xaiv qhov sib xyaw ua ke rau hauv pem teb cement screed
Kev tsim cov hauv paus no yog kev lag luam. Koj tuaj yeem yuav cov khoom siv rau nws hauv yuav luag txhua lub khw muag khoom kho vajtse. Ua ntej ua cov cement screed hauv pem teb, txiav txim siab qhov twg koj yuav siv sib xyaw - tsim khoom lossis npaj nrog koj txhais tes.
Npaj qhuav sib tov
Nyiam, xis mas thiab xuab zeb tsis tshua muaj yuav niaj hnub no. Ntau zaus, cov khoom sib tov qhuav tau npaj tau yuav los kho ua haujlwm. Cov chaw tsim khoom tau ua tiav qee yam ntawm koj txoj haujlwm los ntawm kev sib xyaw cov xuab zeb thiab cov cement hauv qhov sib npaug.
Ib qho ntxiv, cov yas yas tau qhia rau hauv lawv cov muaj pes tsawg leeg. Qhov tivthaiv no txo cov dej uas xav tau rau kev daws thiab txhim kho kev ua haujlwm ntawm kev sib xyaw.
Qhov sib xyaw nrov tshaj plaws yog M400. Txhua yam koj yuav tsum ua yog ua raws cov lus qhia ntawm lub hnab raws nraim. Tsis tas yuav ua kom cov dej ntau ntxiv lossis, sib tham, ntxiv tsawg dua.
Txhawm rau sib tov sib xyaw, koj xav tau cov khoom siv sib tov lossis cov khoom siv laum. Rau cov cheeb tsam loj, nws yog qhov zoo dua los yuav lub pob zeb me me tov khoom. Kev npaj ua ntej ntawm saum npoo thiab nchuav cov qib sib xyaw qhuav yog nqa tawm hauv tib txoj kev ib yam li rau ntawm nws tus kheej npaj cov cement mortar.
Cement cug
Txhawm rau npaj kev daws teeb meem hauv tsev, koj yuav xav tau: cov cement (M400 lub npe yog qhov zoo tshaj plaws), dej thiab xuab zeb, uas yuav tsum tau muab ntxuav kom huv thiab ntxiv rau sieved ua ntej ntxiv rau cov tshuaj. Nws yog qhov tsis tsim nyog siv cov xuab zeb sib xyaw nrog av nplaum.
Cov khoom xyaw no tau sib xyaw ua ke hauv qhov sib piv ntawm 1 feem ntawm cov cement rau 3 feem ntawm cov xuab zeb thiab ib nrab ib liter dej. Ua ntej, cov khoom qhuav tau txuas nrog. Tom qab ntawd, lawv yuav tsum tau nchuav rau hauv dej, nplawm tas li. Ua nws lwm txoj hauv kev ib puag ncig tsis pom zoo vim muaj qhov tshwm sim siab ntawm kev tsim cov qog thiab cov khoom tsis huv.
Txhawm rau ua cov cement mortar rau hauv pem teb screed li homogeneous li sai tau, nws yog qhov zoo tshaj plaws los siv lub tov khoom lossis lub taub tshwj xeeb. Tsis tas yuav yuav lawv, vim tias koj tsuas tuaj yeem xauj lawv. Siv lub tov khoom, koj yuav txhim kho qhov ua tau zoo ntawm qhov sib xyaw npaj thiab ua kom nrawm dua cov txheej txheem ntawm kev ua cov plag tsev nrog cov cement screed.
Tom qab kneading, cov tshuaj npaj ua tiav yuav tsum tau sab laug rau 5 feeb thiab sib xyaw kom huv dua. Los ntawm nws qhov sib xws, nws yuav tsum zoo ib yam li tuab qaub cream thiab tsis muaj cov qog. Cov xim ntawm cov tshuaj tiav yuav pab txiav txim siab seb koj puas tau npaj nws kom raug. Nws yuav tsum yog uniformly grey. Yog tias koj muaj cov xim liab feem ntau, tom qab ntawd muaj av nplaum hauv cov xuab zeb. Yog tias qhov sib xyaw muaj cov xim av xim av, tom qab ntawd cov xuab zeb feem ntau dhau, thiab cov screed yuav dhau los ua qhov tsis zoo.
Nws tsis tas yuav hloov pauv qhov kev faib ua feem ntawm cov cement hauv pem teb screed thiab nce qhov ntawm ib lossis lwm qhov kev tivthaiv. Qhov zoo ntawm cov tshuaj tiav yuav tsis txhim kho los ntawm qhov no.
Maas screed technology
Txhawm rau kom cov plag tsev ua haujlwm rau koj ntau xyoo yam tsis tau kho, nws yog ib qho tseem ceeb kom ua lub luag haujlwm kom zoo rau txhua theem ntawm kev tsim cov cement screed. Ceev faj thiab ua raws cov lus qhia. Txwv tsis pub, nws yuav tawg thiab hmoov av dhau sijhawm.
Kev npaj ua haujlwm ua ntej nchuav hauv av
Txhawm rau kom cov cement screed tso rau hauv pem teb kom zoo thiab tuav tau ntev, nws raug nquahu kom ua tib zoo npaj cov nplaim rau nchuav. Ua ntej koj yuav tsum tshem tawm tag nrho cov laus skirting boards. Yog tias koj muaj linoleum lossis ntaub pua plag, lawv yuav tsum tau ua tib zoo dov thiab tshem tawm. Cov vuas luaj yas lossis yas tau muab tshem tawm thiab muab pov tseg.
Nco ntsoov siv lub tshuab nqus tsev siv los tshem tag nrho cov khib nyiab thiab hmoov av. Peb kho qhov chaw ntxuav nrog tshwj xeeb nkag mus sib tov. Qhov no yog qhov tsim nyog kom tau txais qhov ntxhib uas yuav muab cov nplaum uas xav tau ntawm cov tshuaj khib thiab cov nplais rau hauv pem teb. Thaum lub primer qhuav, txheej txheej dej tsis tuaj yeem siv tau. Qhov koj yuav siv rau lub hom phiaj no yog nyob ntawm koj. Nws tuaj yeem yog txheej txheej ntawm cov khoom vov tsev, polyethylene, polyurethane, ua npuas ncauj. Kev tiv thaiv dej tsis zoo nyob rau hauv ib txoj hauv kev kom nthuav tawm 20 cm thiab npog sab qis ntawm phab ntsa. Koj tseem tuaj yeem pleev xim rau hauv av nrog txheej txheej ntawm cov dej tsis haum kom cov dej los ntawm cov tshuaj tsis xau mus rau hauv qab. Nws tsis pom zoo kom ua cov peev txheej tiv thaiv dej. Qhov no yog vim qhov txo qis hauv qhov yuav tsum tau ua kom khov. Raws li qhov tshwm sim, cov ntaub qhwv ntsej muag yuav tawg sai thiab tawg.
Kev txiav txim siab ntawm theem hauv pem teb
Txhawm rau teeb tsa thaj chaw kom raug, koj yuav tsum txiav txim siab qhov sib npaug ntawm cov hauv paus uas twb muaj lawm. Lub laser lossis qib tsev yuav pab nrog qhov no. Lub ntsiab lus tau kwv yees ntawm phab ntsa thiab cim nrog tus xaum. Ib yam nkaus, koj yuav tsum ua nyob ib puag ncig tag nrho ntawm chav. Cov ntsiab lus tshwm sim yuav tsum txuas nrog txoj kab ncaj. Koj yuav tau txais ib qib nrog kev hwm rau lub qab ntuj, tsis suav nrog qhov tsis sib xws ntawm koj lub tsev.
Tam sim no koj xav tau tus thawj coj hauv tsev kawm ntawv ib txwm muaj. Koj yuav tsum ntsuas qhov siab los ntawm hauv pem teb mus rau qib tau. Nco ntsoov sau koj cov kev ntsuas.
Txhawm rau ua rau pem teb yav tom ntej zoo ib yam thiab du li sai tau, nws raug nquahu kom ntsuas ntau li ntau tau, thiab tsis txwv rau ob peb leeg ntawm txhua sab.
Qhov twg koj tau txais tus lej tsawg, qib hauv pem teb yog siab. Qhov sib txawv loj qhia txog qib qis. Qhov sib txawv ntawm koj qhov kev ntsuas thiab qib cim yog hu ua qhov siab sib txawv. Nws yog qhov tsim nyog los txiav txim siab qhov tseeb ntawm kev siv cov cement cement screed. Yog tias qhov sib txawv me me, tom qab ntawd nws yog qhov zoo dua los muab kev nyiam rau kev sib xyaw nrog cov khoom sib xyaw rau tus kheej. Yog tias daim duab ua tiav yog 7 lossis siab dua, tom qab ntawd yuav tsum tau txheej txheej tuab tuab ntawm cov ntaub nplaum. Hauv qhov no, kev sib tov qhuav tsis haum. Lawv yuav tawg sai sai thiab siv tsis tau.
Teeb tsa beacons rau nchuav cov cement screed
Beacons yog ib qho tseem ceeb thiab tsim nyog hauv kev tsim kho ntawm cov cement hauv pem teb screed. Lawv lub hom phiaj yog kom tau txais lub tiaj tiaj thiab tswj cov txheej txheem.
Lawv txawv: cov yas tshwj xeeb zoo li tus ntoo khaub lig, T-puab aluminium profile, cov qauv siab rau ntau qib hauv pem teb. Cov khoom siv yooj yim tuaj yeem siv tau. Tab sis nws tsis pom zoo kom siv tsob ntoo rau lub cuab yeej ntawm beacons. Ntoo raug rau noo noo, uas tuaj yeem ua rau muaj kev cuam tshuam.
Beacons yuav tsum tau teeb tsa sib luag rau ib leeg thiab sib dhos rau ntawm phab ntsa. Tsis hais hom twg koj xaiv rau koj tus kheej, nws yuav tsum tau tsau rau hauv pem teb. Txhawm rau ua qhov no, koj tuaj yeem siv cov kua nplaum tsim, cov tshuaj ua kom tiav, gypsum, thiab lwm yam.
Thaum txhim kho beacons, nws raug nquahu kom siv qib dej thiab tas li txheeb xyuas cov cim ntawm phab ntsa. Yog tias qhov profile qis dua qhov cim tau ua, ib txheej txheej yuav tsum tau muab tso rau hauv qab nws. Cov no tuaj yeem yog cov pob zeb tawg, cov tshuaj khib, cov yas. Cov ntawv los xij thiab ntawv tsis tuaj yeem siv rau lub hom phiaj no. Txwv tsis pub, tom qab ziab, qhov tawg yuav tshwm rau ntawm qhov chaw no.
Los ntawm lub neej ntawd, qhov dav nruab nrab ntawm lub beacons yog sib npaug rau qhov ntev ntawm txoj cai. Nws yog rau lawv tias koj yuav sib npaug qhov kev daws teeb meem. Txhawm rau teeb tsa beacons sai thiab yooj yim, koj tuaj yeem rub cov xov xim ntawm phab ntsa. Ua kom haum nrog nws, lawv ua tiav kev teeb tsa ntawm thaj chaw.
Nta ntawm nchuav cov cement screed
Txhawm rau ua kom cov av ua kom ruaj khov thiab zoo, nws raug nquahu kom nchuav cov tshuaj cement hauv ib hnub. Yog li ntawd, nyob rau theem no, koj xav tau tus pab. Ib tus neeg yuav nchuav cov tshuaj, thiab tus thib ob yuav npaj nws lub sijhawm no.
Peb ua tiav txoj haujlwm raws li hauv qab no:
- Peb pib tso los ntawm lub ces kaum ntawm chav tsev thiab ua tiav ntawm lub qhov rooj.
- Thaum thawj feem ntawm cov tshuaj raug nchuav, nws yog qhov yuav tsum tau ua tib zoo ntsuas nws raws cov teeb beacons siv txoj cai. Koj yuav tsum tsis txhob hloov pauv thaj chaw.
- Ua tib zoo tshem tawm qhov sib tov ntau dhau rau hauv lub khob uas siv rau kneading.
- Rau qhov sib faib nrawm thiab nrawm ntawm cov cement slurry, nws raug nquahu kom tsav txoj cai ntawm ib sab mus rau sab ntawm lub kaum me ntsis.
Tom qab tso thiab ua kom zoo nkauj hauv pem teb hauv av screed, nws yuav tsum tau sab laug rau 2-3 hnub txhawm rau kom nws qhuav.
Yuav ua li cas kom qhuav qhuav hauv av cement screed
Cov neeg pw feem ntau tsis quav ntsej cov kauj ruam no lossis ua tsis raug. Txawm li cas los xij, screed kom qhuav tsis tso cai tsis saib xyuas. Yog tias thev naus laus zis tau ua txhaum nyob rau theem no, tom qab ntawd cov cement hauv pem teb tau tso tseg sai sai thiab yuav xav tau kev hloov pauv.
Qhuav qhov sib lawv liag ntawm cov lus screed:
- Rau thawj 2-3 hnub, cov tshuaj tov yuav tsum tsis txhob cuam tshuam.
- Hnub plaub, yuav tsum tshem lub beacons thiab lub qhov yuav tsum tau kho. Yog tias koj tau siv cov cim ntoo khaub lig, koj tsis tas yuav tshem lawv tawm ntawm qhov sib tov.
- Tom qab ntawd, cov screed tso tau nchuav nrog dej ntau zaus ob peb zaug hauv ib hnub. Ib qho ntxiv, zaj duab xis polyethylene tau tso rau saum. Koj tuaj yeem nchuav cov av ntub los yog sawdust rau saum nws. Qhov no yuav muab cov dej noo tsim nyog rau cov cement mortar.
- Tom qab ob lub lim tiam, cov yeeb yaj kiab raug tshem tawm. Lub sijhawm no, qhov sib xyaw ua kom tawv tawv los ntawm 90%. Txawm li cas los xij, hauv av tseem tsis tau npaj rau siv.
- Yuav tsum khaws cia yam tsawg 28 hnub. Yog tias koj tso lub nra rau hauv pem teb tso ua ntej, lub screed tuaj yeem tawg, tev tawm, tsis zoo, thiab tom qab ntawd koj yuav tsum rov pib dua.
Yuav ua li cas ua cov cement screed - saib cov vis dis aus:
Ib qho kev sib tsoo cement screed kom zoo yuav ua haujlwm rau koj tau ntau xyoo. Nws yuav muab qib tsim nyog ntawm cov dej thiab rwb thaiv tsev cua sov, txo qis suab nrov hauv koj chav tsev, thiab tseem tso cai rau koj kom faib cov khoom thauj los ntawm cov rooj tog. Txhua yam no koj yuav tau txais, ua raws li thev naus laus zis ntawm kev nchuav cov cement screed pem teb nrog koj txhais tes.
