Yuav Ua Li Cas Txhawm Rau Sau Lub Hauv Paus Kom Raug

Cov txheej txheem:

Yuav Ua Li Cas Txhawm Rau Sau Lub Hauv Paus Kom Raug
Yuav Ua Li Cas Txhawm Rau Sau Lub Hauv Paus Kom Raug

Video: Yuav Ua Li Cas Txhawm Rau Sau Lub Hauv Paus Kom Raug

Video: Yuav Ua Li Cas Txhawm Rau Sau Lub Hauv Paus Kom Raug
Video: 3 nqee lus nug tseem ceeb rau tu kheej, yuav ua cas thiaj paub pom sij hawm muaj nqis?(3 QS ask you) 2024, Lub peb hlis ntuj
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Txij li qhov ua tau ntev thiab kev ncaj ncees ntawm lub tsev tsim rau nws feem ntau nyob ntawm qhov zoo ntawm lub hauv paus, tus tsim tawm yuav tsum paub cov thev naus laus zis ntawm kev txhim kho daim kab xev monolithic thiab lub hauv paus pob zeb. Lawv feem ntau siv rau hauv kev tsim kho ib tus neeg.

Rau nchuav monolithic slab, Hoobkas pob zeb siv yog siv
Rau nchuav monolithic slab, Hoobkas pob zeb siv yog siv

Cov thev naus laus zis rau kev tsim monolithic sawb thiab pob zeb pob zeb yog nyob rau ntau txoj kev zoo ib yam: ob qho tib si xav tau kev teeb tsa ntawm cov qauv, ntxiv dag zog mesh, xuab zeb thiab gravel cushions, thiab kev tshawb fawb hauv av. Ob daim kab xev thiab cov viav vias yog ua los ntawm kev hliv qhob. Tus txheej txheem no nws muaj nws cov kev cai, tsis saib xyuas uas ua rau txo qis zog thiab lwm yam ntxwv ntawm lub hauv paus.

Cov theem ntawm kev tsim kho ntawm cov txheej txheem monolithic

Ua ntej pib lub nchuav ntawm lub hauv paus monolithic, tus tsim tawm yuav tsum xyuas seb qhov kev tsim kho yog dab tsi: theem ntawm cov dej hauv av, qhov tob ntawm cov av khov, hom av. Tom qab ntawd koj yuav tsum txiav txim siab raws li lub hauv paus.

Tom ntej no, kev ua haujlwm pib ntawm kev ntaus cim ntawm qhov chaw tsim kho. Txhawm rau ua qhov no, siv qib theem hydro, kab xev ntsuas, hlua lossis twine, pegs. Qhov su xa tawm yog ua tiav raws li lub tsev tsim qauv.

Yog tias nws tau txiav txim siab sau cov kab xev, ob txoj kab ntawm nws sab nraud thiab sab hauv yog cim rau ntawm cov av, tsis tsuas yog nrog txoj kab puag ncig ntawm lub tsev, tab sis kuj rau txhua qhov ntsa thiab tsis-kabmob phab ntsa. Yog tias lub hauv paus slab raug teeb tsa, kev kos cim nrawm dua thiab yooj yim dua: nws yog qhov txaus los txiav txim siab qhov chaw ntawm 4 qhov chaw nyob ntawm cov ces kaum, txhim kho pegs hauv cov chaw no thiab txuas nrog xaim xaim.

Thaum ua tiav cov haujlwm no, lawv pib ua trench lossis foundation pit. Nws yuav tsum raug sau tseg tias cov npoo ntawm lub hauv paus yuav tsum mus raws li cov kab cim, thiab tsis yog ob sab ntawm tus ditch. Yog li ntawd, qhov dav ntawm lub trench yuav tsum yog xws li tias cov formwork ntawm qhov xav tau loj haum hauv nws. Raws li txoj cai, rau qhov no nws yog qhov txaus los mus tawm ntawm txoj kab cim los ntawm 10-15 cm hauv ob qho kev qhia. Yog hais tias lub hauv paus yog slab, ces nyob hauv ib qho.

Hauv qab ntawm lub ditch lossis hauv qab qhov taub yuav tsum tau siv qhov siv qib uas yog hydro. Yog tias kev sib txuas lus yuav tsum tau muab nkag rau hauv tsev, cov ntsiab lus nkag ntawm dej phwj thiab kev xa dej tau raug txiav txim siab. Tom qab ntawd cov kav dej tsim nyog tau nruab.

Thaum ua tiav cov haujlwm no, txheej txheej xuab zeb tau nchuav rau hauv qab ntawm kev khawb lossis trench. Lub tuab ntawm txheej yog nyob ntawm theem qib ntawm kev sib sib zog nqus ntawm txoj hlua ntawm ib tus puag. Yog tias cov nplais lossis daim kab xev ntiav, tom qab ntawd 5-7 cm yog qhov txaus, yog tias tus xib taws ntawm monolith muaj nyob hauv qab qhov chaw khov ntawm qhov av - 10-15 cm. Rau lub hom phiaj no, cov xuab zeb yog nchuav nrog dej los ntawm ib lub hose thiab tamped tog twg los nrog lub zog ntim lossis nrog lub npas vaj.

Tom qab ntawv "lub tog hauv ncoo" yog tsim los ntawm gravel lossis crushed pob zeb. Qhov feem ntawm lub pob zeb yuav tsum yog nruab nrab: 20-40 hli. Lub tuab ntawm txheej rau cov hauv paus tsis zoo yog 10-15 cm, rau cov sib sib zog nqus - 20-25 cm. Pob zeb (cov pob zeb tsoo), zoo li xuab zeb, yuav tsum tau siv qib kev siv hydraulic thiab kev cog lus nrog lub log lossis vibrating phaj.

Tom ntej no, daim formwork yog mounted. Txhawm rau tiv thaiv cov ntoo thiab khaws cia nws qhov kev nthuav qhia, sab hauv ntawm cov laug cam yog them nrog tuab polyethylene. Lub voos thaiv ntsej muag uas ua los ntawm ob hom kev txhawb nqa yog ntsia rau hauv daim foos. Rau cov kab ntxig ntsug, cov hlau ntxig ntawm qib A1 nrog ntu ntawm 8 hli yog siv, rau cov kab rov tav - tav nrog ib ntu ntawm 10-12 hli ntawm qib A-2-A300, A3-A400, A5-A800 thiab A6- F1000.

Yuav ua li cas hliv qhob kom raug

Yog tias koj muaj kev txaus siab nrog cov slab, nws raug nquahu kom siv Hoobkas pob zeb ntawm M-200 hom (qib B15). Txhawm rau kom npaj cov kev daws teeb meem ntawm koj tus kheej thiab hauv qhov loj yog cov haujlwm nyuaj. Tab sis yog tias daim kab xev tau nchuav, koj tuaj yeem siv cov pob zeb ua kev sib tov thiab npaj cov tshuaj khib tso rau ntawm qhov chaw ua haujlwm. Cov feem pua ntawm cov pob zeb ua muaj raws li hauv qab no: 1 feem ntawm cov qib pob zeb tsis qis dua M400, 3 ntu ntawm cov pob zeb sifted (tsis dej) xuab zeb, 4 seem ntawm gravel lossis crushed pob zeb ntawm qhov nruab nrab nruab nrab.

Thaum hliv cov tshuaj khib rau hauv daim formwork, nws yuav tsum tau compacted. Qhov no yog qhov tsim nyog kom huab cua khiav tawm ntawm cov pob zeb, uas tsim cov kab noj hniav hauv nws. Cov txheej txheem sib khi yog yooj yim: kev daws yog chob rau ntau li ntau tau nrog lub hau hlau (ntxiv dag zog). Lub pob zeb hliv tau nchuav hauv txheej. Cov hmoov sib tov kawg tau ua kua ntau dua, vim tias txheej no yuav raug tiaj tiaj.

Tom qab cov cement slurry tau ua tiav (nyob rau nruab nrab, 5-7 hnub), cov qauv ntawv yog rhuav. Lub sijhawm thaum ntxov, pob zeb saum npoo av yog noo noo nrog dej los ntawm qhov tso dej. Qhov no yuav tiv thaiv cov txheej txheej saum toj kawg nkaus kom qhuav thiab tawg. Txhawm rau tiv thaiv cov pob zeb ua kom tsis txhob raug ntxuav los ntawm nag, monolithic slab (kab xev) yog them nrog polyethylene thaum hmo ntuj.

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