Phab ntsa thiab sib tshooj yog cov ntsiab lus tseem ceeb ntawm kev tsim kho.
Lub hom phiaj ntawm kev sib tshooj - faib cov plag hauv tsev, thiab nqa khoom
Thauj khoom los ntawm cov cheebtsam saum toj no - phab ntsa, ru tsev, sib txuas lus,
Rooj tog, cov ntsiab lus sab hauv.
Muaj ntau hom kev sib tshooj: hlau, txhawb nqa pob zeb thiab ntoo.
Cia peb nyob hauv ntau yam ntxiv ntawm cov ntoo plag tsev,
Txij li thaum lawv tau txais qhov loj tshaj plaws kev faib tawm hauv ntiag tug
kev tsim kho.
Ntoo nqaj overlap muaj qhov zoo thiab qhov tsis zoo.
Pros:- Cov tsos zoo nkauj;
- ntiav hnyav ntawm ib tsob ntoo;
- muaj peev xwm;
- Kev kub ceev mounting.
Masht:
- tsis muaj kev tiv thaiv tshwj xeeb impregnation ntawm kev sib txuas;
- Tsawg lub zog piv rau kev txhawb nqa vaj tse lossis
Cov kab hlau;
- raug rau noo noo, cov fungus thiab cov muaj sia;
- Yuav deformed los ntawm qhov kub thiab txias.
Yuav tsum muaj rau cov ntoo sib tshooj
Cov khoom siv ntoo teeb sib tshooj sib tshooj yuav tsum muaj
Txhais cov khoom thiab ua raws li cov kev xav tau:
- lub zog. Cov khoom siv sib tshooj yuav tsum tau ua kom tau
Thauj khoom. Qhov cuam tshuam ntawm ob qho tib si thauj khoom thiab
Hloov;
- rigidity. Txhais tau tias muaj peev xwm ntawm cov khoom kom tawm tsam
khoov;
- suab thiab cov rwb thaiv tsev thermal;
- Kev nyab xeeb hluav taws.
Hom thiab hom ntoo ntoo tom khw - kev faib tawm
1. los ntawm kev teem caijHauv qab daus thiab hauv qab daus sib tshooj ntawm cov nqaj ntoo
Hauv qab daus thiab lub hauv paus sib tshooj ntawm qhov chaw ua plaub zoov ntoo rau qhov sib tshooj no yog lub zog siab. Txij li thaum nyob rau hauv cov ntaub ntawv no, cov kab teeb yuav ua lub hauv paus rau pem teb sib tshooj thiab, raws li ntawd,
Yuav tsum tiv taus lub nra hnyav.
Council. Yog tias thawj pem teb yuav muaj chaw nres tsheb lossis
Ib qho tseem ceeb hauv qab yog qhov zoo dua los ua ntoo sib tshooj rau cov hlau nplaum.
Txij li ntoo yog qhov raug rau lwj thiab tsis tuaj yeem tiv thaiv
Lub nra hnyav. Lossis txo qhov kev ncua deb ntawm cov kab teeb.
Ntshiab sib tshooj ntawm cov kab teeb ntoo
Ib qho nthab sib tshooj ntawm cov ntoo balkchip ntawm cov cuab yeej cuab yeej tuaj yeem ua ywj siab lossis ua kev txuas ntxiv
Ru tsev, i.e. Ib feem ntawm lub rafter system. Thawj txoj kev xaiv muaj kev sib raug zoo ntau, vim tias
Nws yog tswj tau, ntxiv rau, muab cov suab rwb thaiv tsev zoo dua.
Tshooj ntawm cov ncauj lus: Sau cov plag tsev: Yuav ua li cas, tsis muaj kev cuam tshuam, cov tswv yim kws tshaj lij
Boxed sib tshooj ntawm cov nqaj ntoo
Bison flooring ntawm ib tug ntoo balconstructive feature yog cov nyhuv ntawm ob hauv ib lub tsev ntawm ib sab rau hauv pem teb, thiab nyob rau lwm tus, cov kev txhawb nqa rau lub qab nthab.
Qhov chaw nruab nrab ntawm lawv yog ntim nrog tshav kub thiab suab rwb thaiv tsev cov ntaub ntawv, nrog
Yuav tsum tau siv ntawm vaporizolation. Ncuav mog qab zib txij hauv qab yog txiav nrog plasterboard,
Thiab nyob rau sab saum toj nrog ib tug kab mob.
2. Los ntawm kev pom
Cov nqaj ntoo sib tshooj sib txawv kuj sib txawv ntawm txhua lwm yam, thiab
Txhua tus saib muaj nws cov txiaj ntsig.
Lwm yam (khoom-loj heev) ntoo kab teeb sib tshooj sib tshooj
Rau lawv cov chaw tsim khoom, ib qho ntawm cov pob zeb tau ntawm coniferous lossis deciduous ntoo yog thov.Inter-storey cov plag tsev ntawm cov kab teeb ntoo tuaj yeem ua tau
Khoom tsuas yog nrog me ntsis ntev ntawm kev ncua (txog li 5 meters).
Glomed ntoo sib tshooj sib tshooj
Tshem tawm qhov ntev ntev, vim tias cov thev naus laus zis tsim tawm no tso cai rau koj kom paub cov kab teeb ntawm overlapping qhov ntev.
Vim yog qhov nce lub zog ntoo glued kab teeb
Thov rau hauv cov ntaub ntawv uas yuav tsum tau ua kom muaj kev thauj khoom ntxiv rau
Overlapping.
Glua Ntoo Beams sib tshooj - Ntaus Duab
Qhov zoo ntawm cov kab teeb glued:
- lub zog siab;
- muaj peev xwm sib tshooj loj loj;
- Yooj yim ntawm kev teeb tsa;
- Qhov hnyav me;
- kev pabcuam ntev ntev;
- tsis muaj deformation;
- Kev nyab xeeb hluav taws.
Mus txog 20 metres ntawm txoj kev.
Txij li thaum glued ntoo kab teeb muaj ib tug du
nto, lawv feem ntau tsis xaws los ntawm hauv qab no, tab sis tawm qhib, tsim nyob rau hauv
Chaav stylish sab hauv tsim qauv.
Ntu ntawm cov nqaj sib tshooj sib tshooj sib tshooj
Raws li kev xyaum ua yeeb yam, ntu ntawm cov ntoo xyoob ntoo
Qhov sib tshooj muaj qhov cuam tshuam tseem ceeb ntawm lub peev xwm ntawm cov nqaj mus tiv
Nqa khoom. Yog li ntawd, nws yog ib qho tsim nyog yuav tsum tau ua ntej tua cov kev suav ntawm ntu
Ntoo nqaj sib tshooj.
Cov kab teeb ntoo sib tshooj sib tshooj lossis cov ntu square
Hauv cov tsev ntoo raws li cov kab teeb sib txawv hauv cov laj thawj zoo nkauj
Lub cav yuav siv tau.
Cov kab teeb ntoo sib tshooj sib tshooj lossis cov ntu square
Cov kab npoo ntoo sib tshooj sib tshooj sib puag ncig hla ntu (lossis oval)
Raws li txoj cai, siv rau cov cuab yeej ntawm lub nthab pem teb.
Lub nqaj ncig yog txawv los ntawm high khoov tsis kam (nyob ntawm lub cheeb).
Cov kab npoo ntoo sib tshooj sib tshooj sib puag ncig hla ntu (lossis oval)
Qhov siab ntev ntawm tus ntoo nqaj sib tshooj los ntawm lub cav sib npaug yog 7, 5 MP.
Ntoo sib tshooj ntais - qhov ntev
Ntoo Voj Poxes Overlapping
Yuav ua tau ntawm cov ntoo array, lossis ua ke ntawm OSB thiab plywood. Nquag siv hauv kev tsim kho.
Tshooj nyob rau lub ncauj lus: Teeb lub teeb rau chav dej
Ntoo Voj Poxes Overlapping
Qhov zoo ntawm Ntoo 2-txoj kev teeb:
- Qhov loj me;
- muaj peev xwm siv nyob rau hauv ntev spans;
- Tshem tawm qhov ua tau ntawm deformation;
- qhov hnyav tsawg;
- Txo cov choj txias;
- sijhawm los sib txuas lus sib txuas lus;
- txoj kev teeb tsa nrog lawv tus kheej tes tsis muaj cov khoom siv tshwj xeeb;
- Dav tau cov ntawv thov.
Qhov tsis zoo:
- tus nqi siab;
- Tsis khab seeb rau rwb thaiv tsev nrog cov phaj.
Qhov tseeb xaiv ntawm ntu ntawm cov ntoo ntoo yuav tsum yog
Suav nrog hauv txoj kev npaj ua lej, txwv tsis pub, cov qauv tsim ntawm kev sib tshooj yuav yog
Tsis muaj txaus los yog nyuaj (ntau dhau ntawm cov nuj nqis).
Ntoo Voj thawv overlapping - hom thiab hom, rooj
Cov ntaub ntawv npaj rau ntawm www.moydomik.net
Muab xam los ntawm cov ntoo sib tshooj
Qhov kev ncua deb ntawm cov kab teeb ntoo ntawm kev sib tshooj yog txiav txim los ntawm:Ua ntej, liam kev thauj khoom.
Lub nra, nyob rau hauv lem, tuaj yeem yog tas li - qhov hnyav
Overlapping, qhov hnyav ntawm partitions ntawm chav lossis qhov hnyav ntawm lub rafter system.
Thiab tseem kuj sib txawv - nws yog coj sib npaug rau 150 kg / m.Kv.
(Raws li Snip 2.01.07-85 "thauj khoom thiab cuam tshuam"). Yuav kom muaj peev xwm nce ntxiv
Nqa qhov hnyav ntawm cov rooj tog, khoom siv nyob hauv tsev neeg.
Council. Txij li thaum coj mus rau hauv tus account tag nrho cov khoom siv tau
Nyuaj, yuav tsum tau tsim kev sib tshooj nrog kev tiv thaiv kev nyab xeeb.
Cov kws tshaj lij pom zoo kom ntxiv 30-40%.
Thib ob, lub rigidity lossis kev tswj hwm tus nqi ntawm kev deflection.
Rau txhua hom khoom siv, GOST tau teeb tsaKev txwv nruj. Tab sis cov mis rau xam tib yam - qhov sib piv ntawm
Cov magnitudes ntawm deflection rau qhov ntev ntawm lub nqaj. Tus nqi ntawm kev tawv ntoo rau saum toj ib plag tsis yog
Yuav tsum tau tshaj li 1/200, rau Nruab Nrab 1/250.
Qhov deflection yog cuam tshuam los ntawm kev yug tsiaj ntawm cov ntoo, los ntawm
uas ua cov nqaj.
Muab xam los ntawm kev sib tshooj ntawm cov nqaj ntoo
Piv txwv li qhov kev ncua deb ntawm cov nqaj ntoo
yog 1 mp Tag nrho ntev ntawm lub nqaj 4 m.P. Thiab kwv yees load yuav yog
400 kg / m.Kv.
Nws txhais tau tias yog tus nqi loj tshaj plaws ntawm deflection yuav pom ntawm
Yam ris
Mmmax = (q x l nyob rau square.) / 8 = 400x4 hauv sq. / 8 = 800 kg • M.Kv.
Xam lub sij hawm ntawm ntoo tsis kam rau lub deflection
Cov Qauv:
Wtreb = mmax / r. rau ntoo thuv, daim duab no yuav yog 800 /
142.71 = 0.56057 cubic meters. M.
R - Ntoo Kuj Cov Ntoo Ua Hauv Snip II-25-80 (SP
64.1330.2011) "Ntoo Cov Qauv" muab tso rau hauv kev ua haujlwm xyoo 2011
Lub rooj qhia pom tias tsis kam ntawm Larch.
Muab xam los ntawm kev sib txuam ntawm cov kab teeb ntoo - ntoo ua hauj lwm rooj
Yog tias tsis yog ntoo thuv siv, tom qab ntawd tus nqi ua raws
Hloov kho rau kev hla coefficient (muaj nyob hauv SNIP II-25-80 (SP
64.1330.2011)).
Muab xam los ntawm kev sib txuam ntawm cov nqaj ntoo - overgoing coefficient
Yog koj xav txog lub neej pabcuam kev kwv yees, tom qab ntawd
Tus nqi txiaj ntsig yuav tsum tau muab kho rau nws.
Tshooj nyob rau lub ncauj lus: Schemes paj ntaub hla cov menyuam yaus cov menyuam yaus: Yuav ua li cas qhia rau Brureider Tsis pub dawb, Me Nyuam Rub, Cov ntsiab lus thiab Yees Duab, Motifs
Muab xam los ntawm kev sib txuam ntawm cov nqaj ntoo - kev pabcuam lub neej ntawm lub tsev
Ib qho piv txwv ntawm cov kev suav ntawm cov nqaj tsom tau hais tias qhov kev tiv thaiv ntawm cov nqaj ntawm
Lub deflection tau txo los ntawm ib nrab. Thiaj li, koj yuav tsum tau hloov nws cov lus hla.
Muab xam los ntawm cov nqaj ntoo ntawm kev sib tshooj tuaj yeem ua nrog
Daim ntawv thov saum toj saud cov qauv saum toj no. Tab sis koj tuaj yeem siv tshwj xeeb
Kev Xam Xam Xam Pom Cov Kab Ntoo Ntoo ntawm Overlapping. Nws yuav tso cai
Txhawm rau txiav txim siab txhua lub sijhawm, tsis muaj koob tshuaj rau cov ntaub ntawv thiab kev suav.
Thib peb, cov nqaj nqaj.
Qhov ntev ntawm cov ntoo kab teeb ntawm ib-thooj sib tshooj tuaj yeem yog
Tsis ntau tshaj 5 meters rau Inter cov pem teb. Rau nthab pem teb ntev
Kev Spanish tuaj yeem yog 6 MP.
Lub rooj ntawm cov nqaj ntoo ntawm kev sib tshooj muaj cov ntaub ntawv rau
Muab xam los ntawm qhov haum siab ntawm cov teeb ci.
Cov lus ntawm ntoo kab teeb sib tshooj los laij qhov siab ntawm cov nqaj
Lub thickness ntawm cov ntoo nqaj sib tshooj sib tshooj yog xam raws ntawm
Cov khoom yuav tsum tau muaj ua ntej uas qhov tuab ntawm lub nqaj yuav tsum tsis pub tsawg tshaj li 1/25 ntawm nws qhov ntev.
Piv txwv li, lub nqaj yog 5 MP ntev. Yuav tsum muaj qhov dav ntawm 20 cm.
Yog tias nws nyuaj rau nrog qhov loj me, koj tuaj yeem ua tiav qhov xav tau dav los ntawm teeb tsa
Thicker teeb.
Koj yuav tsum paub:
Yog hais tias lub nqaj quav rau ib sab ntawm lawv yuav tiv taus lub nra ob zaug
Ntau dua, thiab yog tias koj pw ntawm txhua lwm yam - yuav tiv taus lub nra plaub zaug ntau dua.
Siv daim duab kos, nthuav tawm hauv daim duab koj tuaj yeem txiav txim siab
Cov nqaj nqaj tsis tau thiab lub nra uas nws yog siv zog. Nco ntsoov tias
Cov duab no yog tsim nyog rau xam ib-xyoo nqaj. Cov. Rau cov ntaub ntawv ntawd
Thaum lub nqaj dag rau ntawm ob txoj kev txhawb nqa. Ntsuas ib qho ntawm cov tsis tuaj yeem tau txais
Cov txiaj ntsig xav tau. Feem ntau, cov kauj ruam nqaj prorudes raws li tus sib txawv parameter.
Ntoo sib tshooj.
Rooj rau kev xaiv ntoo Beams sib tshooj sib tshooj
Qhov tshwm sim ntawm peb cov kev suav yuav tau kos duab kos duab, uas
Yuav ua tau cov txiaj ntsig pom thaum ua haujlwm.
Nqa tawm cov txiaj ntsig zoo thiab muaj tseeb
Kev sib tshooj ntawm cov nqaj ntoo, daim duab yuav tsum muaj tag nrho cov ntaub ntawv suav.
Cov kab teeb sib tshooj sib tshooj - GOSS thiab SNIVA
Tsoomfwv cov qauv tswj txhua yam
siv cov nqaj ntoo sib tshooj tsis hais lawv hom lossis qhov chaw
siv.
Hauv qab no yog xaiv ntawm cov ntaub ntawv tseem ceeb tshaj plaws ntawm
Cov ncauj lus no.
Cov kab teeb ntoo sib tshooj - Gost - SNIP
Tag
Hauv tsab xov xwm no, koj tau txais kev paub nrog cov ntsiab lus muab
Kev cuam tshuam rau cov kev xaiv ntawm cov khoom rau cov khoom siv ntawm cov nqaj ntoo sib tshooj sib tshooj. Zoo li
Kawm los txiav txim siab txog kev hla hla thiab ua cov kev suav ntawm cov nqaj ntoo ntawm kev sib tshooj.