Ru rwb thaiv tsev nrog polyurethane ua npuas ncauj

Cov txheej txheem:

Ru rwb thaiv tsev nrog polyurethane ua npuas ncauj
Ru rwb thaiv tsev nrog polyurethane ua npuas ncauj
Anonim

Lub nuances ntawm kev tiv thaiv lub ru tsev nrog polyurethane ua npuas dej, qhov zoo thiab qhov tsis zoo ntawm cov cua sov no, kev npaj, ntu ua haujlwm, tshwj xeeb tshaj yog kev rwb thaiv tsev ntawm lub ru tsev tiaj tus PPU. Rwb thaiv tsev lub ru tsev nrog polyurethane ua npuas ncauj yog txoj hauv kev zoo kom txo qis cua sov hauv tsev. Qhov sov sov ntau dhau los ntawm lub ru tsev - kwv yees li 25% ntawm tag nrho cov kev poob. Kev tiv thaiv zoo ntawm cov qauv yuav pab tsis tsuas yog txo cov cua sov, tab sis tseem txuas ntxiv lub neej ntawm tag nrho lub ru tsev. Thaum rwb thaiv tsev, nws yog ib qho tseem ceeb los xaiv qhov rwb thaiv tsev zoo, vim tias tsis yog txhua yam khoom siv rwb thaiv tsev cua sov zoo ib yam hauv qee qhov xwm txheej.

Cov yam ntxwv thiab cov yam ntxwv ntawm polyurethane ua npuas ncauj

Polyurethane ua npuas ncauj ntawm lub ru tsev
Polyurethane ua npuas ncauj ntawm lub ru tsev

Polyurethane ua npuas dej yog ib hom roj uas muaj cov yas, nrog cov ntsiab lus qis tshaj li ntawm 15%, qhov seem yog nyob hauv cov pa roj. Ua tsaug rau kev sib xyaw ua ke no, cov khoom siv hluav taws xob zoo heev tau txais, uas tau pom dav siv hauv kev tsim kho.

Raws li lawv cov yam ntxwv tseem ceeb, muaj peb hom kev rwb thaiv tsev no:

  • Khoom polyurethane ua npuas nrog ntom 40-80 kg / m3… Ua los ntawm daim hlau, ntawv.
  • Mos polyurethane ua npuas ncauj nrog ntom txog 40 kg / m3… Lawv tau tsim nyob rau hauv daim ntawv ntawm cov tshuaj tsuag txheej.
  • Roj hmab ua npuas ncauj - hauv yob.

Cov tawv tawv tau siv los ua rwb thaiv tsev cua sov thiab rwb thaiv tsev suab, muag muag - hauv daim ntawv ntawm txheej thiab txheej txheej hauv kev lag luam thiab hauv lub neej txhua hnub.

Polyurethane ua npuas ncauj tuaj yeem tsim tau ob qho tib si tsis muaj txheej thiab txheej. Raws li txheej tiv thaiv, ntawv, ntawv ci, fiberglass tau siv, uas tau thov rau ntawm ib sab.

Qhov tsis txaus ntseeg ntawm polyurethane ua npuas dej yog qhov muaj peev xwm txau ncaj qha mus rau saum npoo, tsis suav nrog theem tsim khoom, teeb tsa, haum, thiab lwm yam. Cov yam ntxwv no txawv ntawm polyurethane ua npuas dej los ntawm lwm cov khoom siv hluav taws xob rwb thaiv tsev los ntawm qhov tsis muaj ib qho tshwj xeeb thiab siv zog ua haujlwm npaj ua ntej, cov insulator tsim cov qib zoo thiab ruaj khov insulating txheej uas tsis raug rau sab nraud cuam tshuam, tsis nqus dej noo thiab tsis poob nws cov khoom dhau sijhawm.

Vim nws cov nplaum siab, PU ua npuas tuaj yeem siv rau yuav luag txhua qhov chaw - ntoo, hlau, iav. Nws yog txau txau rau ntawm ob sab ntsug thiab kab rov tav. Vim yog lub neej ua haujlwm siab, raws li qee qhov chaw mus txog 50-60 xyoo, nws tsis tas yuav kho lossis kho dua.

PUF yog qhov tshwj xeeb los ntawm cov dej noo permeability, siab dua qhov ntom ntawm cov khoom, tsawg dua nws nqus tau. Ib qho ntawm cov tshuaj uas ua rau polyurethane ua npuas ncauj, vim qhov dej noo permeability tau txo qis, yog cov roj castor.

Nws tseem yog ib qho tseem ceeb uas cov rwb thaiv tsev no siv tau yam tsis muaj nplaim taws, uas ua tiav los ntawm kev ntxiv ntau yam halogens thiab cov nplaim hluav taws kub mus rau qhov sib xyaw. Polyurethane ua npuas ncauj tsuas yog hlawv thaum muaj nplaim taws qhib. Cov yam ntxwv ntawm cov khoom siv no tseem tuaj yeem muaj peev xwm tiv thaiv kev kis tau tus nplaim hluav taws, vim tias thaum raug hluav taws, PPU tau coked.

Rau rwb thaiv tsev cua sov, koj tseem tuaj yeem siv ua npuas ncauj pheej yig dua, tab sis nws yog ib qho tseem ceeb yuav tsum coj mus rau hauv tus account tias cov khoom siv no tuaj yeem hloov pauv ntawm qhov kev nyuab siab me ntsis, hauv kev sib piv rau polyurethane ua npuas ncauj, uas tsis raug rau kev hloov pauv thiab tsis plam nws txoj kev ntseeg. Yog li, rwb thaiv tsev ntawm PPU lub ru tsev yog qhov kev daws teeb meem tshaj plaws.

Cov txheej txheem tseem ceeb ntawm kev thov suav nrog txoj hauv kev nchuav thiab txau:

  1. Feem ntau, txoj kev nchuav yog siv rau cov txheej txheem thiab cov tsev. Nws suav nrog sau qhov chaw nruab nrab ntawm rafters. Zoo meej rau insulating lub ru tsev ntawm cov duab nyuaj, txij li cov rwb thaiv tsev ua tiav txhua qhov tawg thiab tawg hauv cov qauv. Nws txawv ntawm kev txau hauv qhov tsis muaj huab cua nkag mus rau qhov sib xyaw, lub dav hlau tau tsim ntawm qhov tawm, uas, poob rau hauv kab noj hniav, ua rau lawv, ua rau muaj qhov zoo. Hom no yog qhov tsim nyog rau kev tsim cov polyurethane ua npuas ncauj, cov qhaub cij. Nws raug nquahu kom sau rau hauv ob peb txheej, nrog ncua sijhawm rau ziab txhua txheej.
  2. Txoj kev thib ob sib txawv hauv qhov ua npuas dej polyurethane tau thov lawm hauv daim ntawv ua npuas dej. Cov khoom xyaw tsim ua isocyanate thiab polyol tau sib xyaw nrog huab cua hauv kev teeb tsa tshwj xeeb. Qhov sib tov yog pumped nyob rau hauv siab rau hauv rab phom thiab siv rau qhov xav tau saum npoo. Txoj hauv kev no kim dua, vim xav tau cov cuab yeej tshwj xeeb, tab sis vim qhov nrawm ntawm kev txhaws thiab kom qhuav, ntxiv rau qhov ua tau zoo ntawm cov cua sov rwb thaiv tsev, txoj hauv kev tau them tag nrho rau nws tus kheej. Qhov zoo ntawm txoj kev txau: lub suab nrov rwb thaiv tsev, tsis muaj qhov nqaws thiab dej lwg taw tes, ua kom khov siab, ziab kom qhuav ntawm qhov muaj pes tsawg leeg - nws tawv li ntawm 3 vib nas this. Cov khoom siv rau polyurethane ua npuas dej thov yog ob hom - siab thiab qis.

Nco tseg! Thaum kub siab, polyurethane ua npuas dej ua npuas dej zoo dua, uas ua rau nws muaj peev xwm siv cov khoom lag luam ntau dua. Yog li ntawd, nws yog qhov zoo tshaj los ua haujlwm rwb thaiv tsev hauv lub caij sov.

Qhov zoo thiab qhov tsis zoo ntawm polyurethane ua npuas ncauj

Yuav ua li cas siv polyurethane ua npuas ncauj
Yuav ua li cas siv polyurethane ua npuas ncauj

Zoo li lwm yam kev rwb thaiv tsev, polyurethane ua npuas dej muaj ob qhov ua tau zoo thiab tsis muaj zog.

Qhov zoo ntawm cov khoom siv xaiv suav nrog:

  • PU ua npuas ncauj ua kom tiav txhua qhov tawg thiab tawg.
  • Kev siv cov rwb thaiv tsev no ntxiv dag zog rau lub ru tsev.
  • Vim tias qhov qis coefficient ntawm thermal conductivity (txog 0.035 W / m * K), txheej rwb thaiv tsev tsawg dua, uas ua rau txo qis kev thauj khoom ntawm cov qauv.
  • Kev ua haujlwm yooj yim thiab yooj yim ntawm kev ua haujlwm rwb thaiv tsev.
  • Tsis muaj icing thiab icicles saum lub ru tsev.
  • Tsis nyiam cov nas thiab ntau yam kab.
  • Qhov saum npoo tsis xav tau kev npaj tshwj xeeb ua ntej thov rwb thaiv tsev.
  • Tsis rot, pwm thiab mildew tsis tsim.
  • Siab nplaum, vim qhov khoom siv rau yuav luag txhua qhov chaw.
  • Kev tsim cov txheej txheem tsis sib xws, tsis muaj "choj txias".
  • PPU tsis muaj dej. Kev nqus dej noo - txog li 3% ntawm tag nrho.
  • Tsis muaj mob thiab tsis muaj kuab lom, tiv thaiv hluav taws.
  • Tsis corrode.
  • Tsis cuam tshuam los ntawm tshuaj lom neeg.
  • Vim nws qhov hnyav tsis tshua muaj, nws tsis tsim lub nra ntxiv rau lub ru tsev.

Qhov tsis zoo ntawm polyurethane ua npuas ncauj:

  1. Tus nqi siab heev.
  2. Kev puas tsuaj los ntawm tshav ntuj ncaj qha.
  3. Kev siv cov cuab yeej tshwj xeeb thaum thov.
  4. Cov txheej rwb thaiv tsev cua sov yuav tsum muaj tsawg kawg 5 centimeters, txwv tsis pub cov cua sov kom zoo yuav tsis ua tiav.
  5. Tsawg vapor permeability, raws li qhov ua rau cov dej noo tuaj yeem tsim rau sab hauv ntawm cov plag tsev.
  6. Thaum thov los ntawm kev nchuav, nws yog ib qho tseem ceeb uas yuav tsum coj mus rau hauv tus account qhov sib xyaw, vim tias kev hloov pauv thiab kev puas tsuaj ntawm cov qauv tuaj yeem ua tau thaum nthuav dav.

Hais txog kev puas tsuaj ntawm cov khoom siv los ntawm hluav taws xob ultraviolet, nws yog ib qho tseem ceeb uas yuav tsum tau coj mus rau hauv tus account tias qhov tsis zoo no tau yooj yim tshem tawm thaum txheej txheej tau pleev xim nrog cov xim pleev xim. Ultraviolet rays tsis nkag mus tob rau hauv rwb thaiv tsev thiab muaj qhov tsis zoo los ntawm kwv yees li 1-2 hli hauv qhov tsis muaj txheej xim tiv thaiv.

Raws li koj tuaj yeem pom, qhov rwb thaiv tsev no muaj kev txiav txim siab ntawm qhov muaj txiaj ntsig zoo dua li qhov tsis zoo. Ua raws li cov lus pom zoo saum toj no rau kev ua haujlwm, kev tiv thaiv kev nyab xeeb nrog cov khoom no yuav tso cai rau koj kom tau txais lub siab zoo thiab tiv tshav kub-insulating ru tsev npog, ncua kev pabcuam lub neej ntawm tag nrho cov txheej txheem ru tsev, uas yuav muaj txiaj ntsig zoo ntawm microclimatic ntsuas ntawm lub tsev.

PPU rwb thaiv tsev txheej tshuab

Vim nws cov yam ntxwv, polyurethane ua npuas tau suav tias yog cov khoom siv tau zoo tshaj plaws rau rwb thaiv tsev, rwb thaiv tsev suab, thiab lub ru tsev nqaws. Vim muaj ntau hom kev tso tawm, PPU tau siv rau hauv ntau txoj hauv kev uas tsim nyog rau ob qho tib si hauv kev tsim kho thiab rau kev rov tsim kho cov tsev thiab cov tsev uas twb tiav lawm.

Kev npaj ua haujlwm

PPU cov khoom siv txau
PPU cov khoom siv txau

Ua ntej ncaj qha insulating lub ru tsev nrog polyurethane ua npuas ncauj, nws yog qhov tsim nyog los nqa tawm kev npaj ua haujlwm. Nws yog txaus los ntxuav lub ru tsev los ntawm cov khib nyiab thiab hmoov av, yog tias tsim nyog kom qhuav saum npoo av.

Ib qho txiaj ntsig tseem ceeb yog tias tsis muaj qhov xav tau txiav tawm rwb thaiv tsev nws tus kheej nrog txheej txheej tiv thaiv dej, txij li polyurethane ua npuas dej nws tus kheej yog cov insulator zoo heev thiab tsis nqus dej.

Thaum xaiv polyurethane ua npuas ncauj rau rwb thaiv tsev, koj yuav tsum tau them sai sai rau nws qhov ntom ntom. Nrog kev nce ntom ntom, tus lej ntawm cov voids tsawg dua. Rau lub ru tsev, qhov ntom ntom ntawm 40-50 kg / m yog qhov tsim nyog3, uas nyob rau hauv lem yuav tsis tso kev ntxhov siab ntxiv rau lub ru tsev qauv.

Thaum siv polyurethane ua npuas ncauj, tsis tas yuav muaj txheej txheem txheej txheej ncuav mog qab zib, uas suav nrog txheej txheej hydro thiab vapor barrier. Qhov no ua tiav kev npaj ua haujlwm, thiab koj tuaj yeem txuas ncaj qha mus rau rwb thaiv tsev.

Tseem ceeb! Rau qhov ua tau zoo ntawm cov cua sov rwb thaiv tsev, txheej rwb thaiv tsev yuav tsum muaj yam tsawg 5 centimeters.

Cov lus qhia teeb tsa rau polyurethane ua npuas ncauj

Ru rwb thaiv tsev nrog polyurethane ua npuas ncauj
Ru rwb thaiv tsev nrog polyurethane ua npuas ncauj

Thaum insulating lub ru tsev nrog polyurethane ua npuas ncauj, nws yog qhov tsim nyog los ua raws li txoj cai kev nyab xeeb thiab qee yam kev txiav txim ntawm kev ua haujlwm. Lawv yuav tsum tau ua hauv kev tiv thaiv nrog lub tshuab ua pa thiab tsom iav, thiab hnab looj tes roj hmab.

Qhov kev txiav txim ntawm kev ua haujlwm:

  • Kev npaj saum npoo - tshem tawm cov plua plav, av, cov cua sov qub;
  • Kev teeb tsa ntawm cov phab ntsa, raws li qhov xav tau tuab ntawm cov rwb thaiv tsev cua sov;
  • Nqa cov muaj pes tsawg leeg ntawm polyurethane ua npuas rau qhov xav tau sib xws;
  • Kev thov thawj txheej (ntawm 5 txog 8 centimeters);
  • Yog tias tsim nyog, thov txheej thib ob;
  • Tom qab txheej tau khov thiab qhuav, cov khoom siv ntau dhau yog txiav;
  • Kev kho kom zoo nkauj tiav nrog chipboard, plywood, txheej sab hauv.

Ua raws li cov lus pom zoo no yuav ua kom muaj kev ua haujlwm tau zoo thiab muaj txheej txheej rwb thaiv tsev zoo.

Rwb thaiv tsev yog nqa tawm los ntawm sab hauv, nyob rau hauv qhov nruab nrab ntawm rafters. Kev txau yog nqa tawm los ntawm hauv qab, ua tib zoo mloog rau cov ces kaum thiab pob qij txha ntawm lub ru tsev. Tom qab thov, PUF tawv txog li 30 vib nas this, ua kom qhuav qhuav tshwm sim hauv 1-2 hnub. Tom qab kev teeb tsa, cov khoom ntim nrog cov npuas roj thiab nthuav dav, uas muab cov cua sov uas xav tau. Vim yog kev nthuav dav, PUF ua rau tag nrho qhov chaw, nkag mus rau hauv txhua qhov tawg thiab qhov tsis xws luag, kaw lawv thiab yog li tsim txheej airtight.

Txoj kev txau yog xav tau ntau dua, txawm tias yuav tsum tau siv cov cuab yeej tshwj xeeb. Qhov no yog vim muaj peev xwm xaiv cov tuab ntawm txheej txheej nyob ntawm qhov xwm txheej, nrog rau qhov nrawm thiab yooj yim ntawm kev ua haujlwm. Yuav tsis muaj teeb meem nrog kev xaiv cov cuab yeej, tam sim no kev lag luam muab ntau yam khoom siv pov tseg, yooj yim thiab siv nyiaj txiag, uas tsis xav tau kev txawj tshwj xeeb los ua haujlwm nrog nws.

Thaum insulating lub ru tsev tiaj tus, nws yog thawj qhov yuav tsum tau txiav txim siab seb puas yuav siv los yog tsis siv. Yog tias muaj, tom qab ntawd yuav tsum tau ua cov qhob screed ua dua qhov rwb thaiv tsev.

Cov txheej txheem thov ua npuas dej polyurethane tsis nyuaj yog tias koj ua raws qhov yuav tsum tau ua haujlwm nrog cov khoom txau. Cov kev teeb tsa zoo li no yuav tsum nyob ntawm qhov deb ntawm 2 meters ntawm qhov chaw. Ib qho ntxiv, hoses thiab chav nyob nws tus kheej yuav tsum tau rhaub.

Ua tiav lub ru tsev

Polyurethane ua npuas ncauj ntawm lub ru tsev ntawm lub tsev
Polyurethane ua npuas ncauj ntawm lub ru tsev ntawm lub tsev

Tom qab kev ua haujlwm rwb thaiv tsev tau ua tiav, koj tuaj yeem ua tiav qhov kawg. Tsis tas yuav muaj cov thev naus laus zis tshwj xeeb lossis ib qho kev hloov pauv nyuaj. Yog tias rwb thaiv tsev tau nqa tawm sab hauv lub tsev, tom qab ntawd yuav tsum tau npog nrog cov khoom siv uas muaj - fiberboard, hauv ob sab phlu. Ib qho ntxiv, theem kawg tuaj yeem yog txheej txheej txheej rwb thaiv tsev nrog cov xim pleev xim lossis plaster rau kev tiv thaiv ntxiv. Qhov no ua tiav qhov ua tiav.

Yog tias rwb thaiv tsev tau tsim los ntawm sab nrauv ntawm lub ru tsev tiaj tus, tom qab ntawd theem tseem ceeb ntawm kev ua tiav yog daim ntawv thov txheej txheej tiv thaiv kom tiv thaiv kev puas tsuaj ntawm cov rwb thaiv tsev nyob hauv qhov cuam tshuam ntawm tshav ntuj. Txhawm rau ua qhov no, tom qab ziab, qhov saum npoo tau ntxuav ntawm cov khib nyiab, txheej txheej ntawm acrylic, lub ntsej muag lossis xim pleev xim pleev xim. Koj tuaj yeem siv cov txuj ci tshwj xeeb uas txiav tawm ultraviolet spectrum.

Pitched ru tsev tiav muaj cov theem hauv qab no:

  • Cov txheej thaiv cov pa ua pa tau siv rau cov qauv thav duab (lub ru tsev thav duab);
  • Lub cornice raug teeb tsa;
  • Thawj crate tau teeb tsa;
  • Ib txheej ntawm polyurethane ua npuas ncauj tau thov;
  • Ib lub txee-lattice tau teeb tsa;
  • Yog tias tsim nyog, teeb tsa kev tiv thaiv dej ntxiv;
  • Lub ru tsev tau pw (raws li kev xaiv - shingles).

Yuav ua li cas insulate lub ru tsev nrog polyurethane ua npuas ncauj - saib cov vis dis aus:

Coj mus rau hauv tus account cov yam ntxwv tseem ceeb ntawm polyurethane ua npuas ncauj, nrog rau cov txheej txheem rau kev ua haujlwm, peb tuaj yeem xaus tias nws muaj peev xwm ua kom muaj kev rwb thaiv tsev nrog cov khoom siv thoob ntiaj teb no ntawm peb tus kheej, thiab lub ru tsev ntawm lub tsev tom qab rwb thaiv tsev cua sov yuav muaj kev tiv thaiv zoo los ntawm kev nkag mus ntawm huab cua txias.

Pom zoo: