Tseem muaj kev xav tias nws tsis tuaj yeem ua cov khoom siv zoo hauv tsev vim qhov nyuaj ntawm cov txheej txheem thiab lub luag haujlwm rau lawv tus cwj pwm yav tom ntej.
Txawm li cas los xij, yog tias koj ua tib zoo kawm cov thev naus laus zis ntawm lawv cov khoom tsim thiab ua qhov tsim nyog suav thiab kos duab, ces nws muaj peev xwm ua tau cov khoom zoo li no koj tus kheej.
Screw pawg tsim
Tsis muaj ib yam nyuaj tshwj xeeb hauv kev ua cov ntsia hlau nrog koj tus kheej txhais tes, tab sis sab nraud nws zoo li lub nkoj lub taub hau.
Rau qhov tsim cov ntsia hlau pawg, lub hollow steel yeeb nkab yog tsim, uas nyob rau hauv ib kawg ib tug taw tes taw tes nrog kauv hniav yog welded. Lawv muaj kev txiav ntug, ua tsaug uas nws muaj peev xwm ntsia hlau pawg mus rau qhov xav tau qhov tob. Tom qab kev teeb tsa tiav lawm, thaum pawg nyob ntawm qhov xav tau qhov tob, cov hniav no ua lub luag haujlwm sib txawv - lawv kho cov pawg hauv av, tiv thaiv nws los ntawm kev nyem tawm thaum nws khov thaum lub caij txias.
Pile muaj:
- hollow kav nrog phab ntsa thickness ntawm 3.5 millimeters;
- khau (hauv qab ntawm cov yeeb nkab);
- screw blades.
Tim cov ntsia hlau pawg
Lub hauv paus pib ntawm cov ntsia hlau pawg hnub rov qab mus rau xyoo pua 19th, thaum lub teeb pom kev zoo ntawm cov ntsia hlau ntsia hlau tau xub ua hauv av ntawm ntug dej hiav txwv ze ntawm Thames. Tom qab ntawd, cov kws tshawb fawb pheej rov ua pov thawj ntau qhov zoo ntawm cov ntsia hlau pawg hla cov pob zeb uas muaj zog, thiab feem ntau yog vim lub hauv paus ntsiab lus ntawm kev teeb tsa. Ib pawg ntsia hlau tuav tau ruaj khov hauv av ntau dua li qhov uas tau tsav, ib yam li tau ua ua ntej.
Screw piles yog:
- narrow-bladed;
- dav-bladed.
Raws li, pawg tuaj yeem nrog ntau tus lej sib txawv thiab lawv qhov dav.
Wide-blade piles yog ob qho tib si-blade thiab ntau-blade. Thawj qhov kev xaiv yuav luag tsis siv, suav tias yog siv tsis tau. Cov pob zeb ib leeg tsuas yog siv los ua lub hauv paus rau cov tsev sib sib zog nqus.
Siv cov hniav dav dav
Ntau dav siv hauv kev tsim kho yog broadband pawg nrog ntau cov hniav txiav.
Kev siv cov pawg no thaum tsim cov hauv paus ua rau nws muaj peev xwm ua tau ob npaug ntawm compression thiab rub tawm loads, thiab tseem ua rau nws muaj peev xwm ua kom cov loads ntawm lub hauv paus yav tom ntej.
Yog li, thaum tsim cov hauv paus rau cov tsev tseem ceeb tshaj plaws ua rau ntawm qhov chaw siab tshaj, hauv qab cov tsev ntau lub tsev, ntau lub pob zeb siv.
Nov-bladed ntsia hlau pawg tuaj yeem sib txawv:
- Nyob rau hauv daim ntawv ntawm ib tug yeeb nkab nrog ib tug hau uas muaj ib tug hniav. Lub hau yog cam khwb cia thiab welded rau cov yeeb nkab steel. Hom pawg no zoo heev rau siv thaum tsim cov hauv paus hauv cov av pob zeb.
- Piles siv nyob rau hauv cov av nrog lub caij nyoog khov, los yog nyob rau hauv permafrost av. Hauv qab ntawm pawg no muaj chamfer - ncaj los yog notched.
Raws li thawj zaug ntawm pawg, yog li nyob rau hauv thib ob, tus lej ntawm cov hniav tig ib txwm ntau dua ob.
Khoom siv rau cov ntsia hlau pawg
Thaum ua cov ntsia hlau nrog koj tus kheej tes, hauv kev sim kom txuag tau nyiaj, koj yuav tsum nco ntsoov cov kev pheej hmoo uas koj yuav ntsib thaum lawv ua haujlwm thaum ua haujlwm tsis zoo.
Txhawm rau tshem tawm cov txiaj ntsig tsis zoo rau kev tsim cov ntsia hlau, koj yuav tsum xaiv cov khoom tsim nyog. Qhov tseem ceeb tshaj plaws yog qib steel, thiab yav tom ntej thickness thiab qhov siab ntawm pawg. Yog tias tsis ntseeg, nws zoo dua yog hu rau tus kws tshaj lij rau kev suav.
Lwm cov ntsiab lus uas yuav tsum tsis txhob ignored thaum ua cov ntsia hlau pawg nrog koj tus kheej txhais tes yog tiv thaiv pawg los ntawm corrosion. Tseeb tiag, hauv av, txhua yam hlau tuaj yeem xeb sai sai, thiab yog li ntawd, tsis muaj kev ua haujlwm kom raug, pawg tom ntej yuav xeb sai sai thiab poob nws cov khoom.
Nyob hauv lub hoobkas, zinc txheej ntawm cov hlau yog siv raws li kev kho mob. Hauv tsev, thaum ua cov ntsia hlau nrog koj tus kheej txhais tes, cov kev siv ntawm lub Hoobkas tsis muaj. Thiab qhov zoo no tsis tuaj yeem ua tiavua tiav, los yog tsawg kawg yuav nyuaj heev. Tab sis nws yog ib qho ua tau kom siv ob peb txheej los tiv thaiv corrosion ntawm ib qho tshwj xeeb muaj pes tsawg leeg rau hlau qhov chaw.
Kev tsim cov ntsia hlau pawg
Lwm qhov tseem ceeb yog kev tsim cov taub nrog cov hniav txiav. Nws yuav tsum tsis tsuas yog welded kom zoo, tab sis kuj muaj lub zog tsim nyog. Nws raug nquahu kom tso siab rau cov haujlwm no rau tus kws tsim nyog welder.
Cov vuam tsis zoo hauv kev tsim cov ntsia hlau pawg ua rau deformation ntawm cov hlau pas nrig thiab sib cais ntawm cov hniav los ntawm nws thaum lub sij hawm installation. Lub zog ntawm lub hauv paus tsim siv cov ntsiab lus no yuav raug txo kom tsawg, thiab raws li, kev ruaj ntseg ntawm tag nrho lub tsev yuav nyob rau hauv cov lus nug loj.
Yog li, cov pawg hauv tsev tsuas yog siv tau los tsim cov vaj tsev teeb pom kev zoo xwb.
Xaiv cov ntsia hlau pawg
Ua ntej koj pib ua cov ntsia hlau nrog koj tus kheej tes, nws tsis raug mob los kawm cov lus qhia kom ntxaws. Ntawm lwm yam, nws yog ib qho tsim nyog los txiav txim siab seb lawv yuav ntev npaum li cas. Hauv cov cheeb tsam sib txawv, thaum lub caij txias, av khov mus rau qhov tob sib txawv, thaj av muaj qhov sib txawv ntawm qhov chaw, thiab, raws li, cov pawg yuav muaj qhov ntev sib txawv.
Tau kawg, hauv lub Hoobkas, qhov tsis sib xws ntawm pawg yog suav nrog cov qauv tshwj xeeb. Thaum ua cov ntsia hlau rau lub hauv paus nrog koj tus kheej txhais tes, koj yuav tsum tau ua qhov xam ntawm cov loads koj tus kheej.
Yuav ua tus pas nrig rau pawg, koj tuaj yeem siv cov yeeb nkab hlau hollow nrog txoj kab uas hla ntawm 10 centimeters los yog ntau dua. rau cov hniavcov hniav los ntawm kev xyaum siv yog tsim nyog, thiab lub taub hau yog tsim los ntawm vuam thiab khoov cov hlau, muab nws cov duab ntawm lub khob hliav qab. Cov chaw uas cov khoom sib cuam tshuam yuav tsum tau muab ntxuav kom ci nrog emery. Thaum ua cov ntsia hlau nrog koj tus kheej tes, koj yuav tau ua cov duab kos koj tus kheej lossis siv cov uas twb muaj lawm.
Raws li kev tiv thaiv corrosion tom qab vuam, nws raug tso cai siv bituminous mastic los yog primer rau hlau.
Tom qab ua tiav cov khoom siv ntawm cov ntsia hlau, nws yog ib qho tsim nyog yuav tsum ua qhov rau mounting nyob rau sab sauv ntawm nws tus pas nrig. Cov khib nyiab los yog hlau rods yuav muab tso rau hauv lawv thaum lub sij hawm installation kom ntsia hlau pawg rau hauv av.
Txoj kev teeb tsa ntawm cov ntsia hlau pawg
Ua ntej pib kev teeb tsa hauv av, nws yog qhov yuav tsum tau ua cov cim. Raws li txoj cai, pawg tau teeb tsa ntawm cov ces kaum ntawm lub tsev, thiab tom qab ntawd nruab nrab ntawm lawv tom qab 2 meters.
Thaum txhim kho cov ntsia hlau nrog koj tus kheej txhais tes hauv qhov chaw nyuaj mus txog, lossis thaum tsis muaj cov cuab yeej tshwj xeeb, kev teeb tsa yog nqa tawm manually nrog kev koom tes ntawm ntau tus neeg.
Cov txheej txheem ntawm phau ntawv piling yog raws li hauv qab no:
- Nyob rau hauv qhov tshwj xeeb nyob rau sab sauv ntawm pawg, nws yog ib qho tsim nyog kom dhau ib lub cuab yeej uas pab txhawm rau twist pawg. Nws tuaj yeem yog hlau bar lossis yeeb nkab, lossis seem. Cov cuab yeej no yog tuav los ntawm ob tus neeg ua haujlwm los ntawm ntau sab thiab ntsia hlau rau hauv av, nias rau ntawm nws. Tig lub pawg nyob rau hauv cov kev taw qhia ntawm cov ntsia hlau xov.
- Thaum screwing ib pawg, nws yuav tsum tau soj ntsuam nws verticalitykev cai. Txhawm rau ua qhov no, txhua 25-30 centimeters ntawm qhov tob, koj yuav tsum tau tso tseg kev ua haujlwm thiab siv cov kav dej lossis theem tsev los xyuas seb cov pawg ntsug li cas.
- Thaum pawg kawg yog twisted, nws tseem yuav tsum tau teeb tsa qhov siab ntawm lub hauv paus siv lub laser qib. Txhawm rau ua qhov no, qhov kawg ntawm cov kav dej raug txiav tawm nrog lub grinder, uas yog tom qab ntawd nchuav rau hauv nrog pob zeb. Qhov no yuav ua rau kom muaj zog ntawm tag nrho lub hauv paus thiab tsim kev cuam tshuam rau corrosion ntawm cov kav dej los ntawm sab hauv.
- Cov phaj hlau (los yog cov ntaub qhwv) yog welded rau cov taub hau. Tom qab ntawd, lub installation ntawm lub hauv paus strapping yuav ua rau lawv. Rau txoj hlua khi, ob qho tib si steel channel thiab cov nqaj ntoo yog siv.
Cov txheej txheem ntawm kev tsim khoom thiab kev txhim kho pawg yam tsis muaj kev koom tes ntawm cov chaw tsim khoom thiab cov kws tshaj lij uas muaj peev xwm ua tau zoo heev, thiab nrog rau txoj hauv kev muaj peev xwm nws tsis yog qhov nyuaj. Tsis zoo li kev tsim kho ntawm lub hauv paus pob zeb, ib qho ntsia hlau tsis tas yuav siv sijhawm ntau thiab nyiaj txiag, txij li kev teeb tsa ntawm cov ntsia hlau pawg nrog nws tus kheej tes yuav tshwm sim yam tsis tas siv cov cuab yeej tshwj xeeb.
- txhua pawg yuav tsum tau twisted nruj nreem vertically, tsis muaj rooj plaub yuav tsum tau muab ntsia rau hauv lub pre-dug qhov;
- pawg tau teeb tsa tsis yog ntawm cov ces kaum ntawm lub tsev yav tom ntej, tab sis kuj nyob rau hauv txhua qhov kev sib tshuam ntawm cov phab ntsa sab hauv thiab sab nraud;
- khawb lub pob rau hauv av kom nws qhov tob tob txog 60 centimeters;
- yog siv pawg los tsim lub hauv paus rau kev tsim kho lub teeb, ces koj tuaj yeem sau tsis tausab hauv nrog pob zeb, tshwj xeeb tshaj yog tias phab ntsa thickness yog ntau tshaj li rau millimeters;
- yog tias qhov siab ntawm cov yeeb nkab thaum theem lub hauv paus tsis txaus, koj tuaj yeem nce nws nrog lub taub hau.
Pile foundation for laj kab
Yog tias tsim nyog los tsim cov qauv kev tiv thaiv, nws raug nquahu kom tsim cov ntsia hlau hauv tsev. Qhov tseem ceeb tshaj plaws yog ua raws li cov cai yooj yim thiab cov lus qhia uas piav qhia yuav ua li cas ua cov ntsia hlau rau lub hauv paus.
Vim txhua xyoo hloov raws caij nyoog ntawm cov av, txhua lub hauv paus raug puas tsuaj. Tsis zoo li cov ntsia hlau piles, lub hauv paus ib txwm raug thawb tawm sab nraud los ntawm cov av khov thiab deformed. Yuav luag tsis muaj ib qho ntawm cov neeg tsim tawm tob tob hauv lub hauv paus classic rau lub laj kab ntau npaum li cov ntsia hlau tso cai. Thiab qhov no, tsis tsawg, ntau dua ib thiab ib nrab - ob meters tob!
Cov ntsia hlau ntsia hlau tau ruaj ntseg hauv av vim yog cov khoom ntawm lawv cov taub nrog cov hniav. Lub zog ntawm cov av tsis tuaj yeem tiv nrog lub hauv paus zoo li no, thiab cov laj kab ntawm pawg-screw foundation sawv ntev ntev thiab tsis tawg rau ntau xyoo.
Lub hauv paus tseem ceeb uas tsis muaj qhov taw qhia lossis cov hniav, txawm tias cov ncej hlau lossis pob zeb, raug thawb tawm los ntawm cov av khov kho, laj kab warps thiab poob nws txoj kev ntseeg.
Qhov zoo ntawm lub hauv paus ntsia hlau rau lub laj kab
Thaum txhim kho cov ntsia hlau nrog koj tus kheej tes, koj tsis tas yuav siv sijhawm thiab lub zog tshem tawm thaj chaw thiab khawb ib lub trench. Nws yog txaus, siv lub beacon qaum, kos cov chaw rau screwing pawg.
rauQhov tob ntawm kev nkag mus ntawm pawg feem ntau yog 70-80 centimeters qis dua hauv av khov los ntawm hauv cheeb tsam tshwj xeeb no.
Thaum twisting pawg hauv cov av mos, lawv tob zuj zus mus txog thaum lawv nkag mus rau hauv lawv cov txheej tuab. Nyob rau hauv rooj plaub thaum nws tsis tuaj yeem txiav txim siab qhov xav tau screwing qhov tob, nws raug tso cai kom ntev cov pawg, tsim lawv nrog cov seem ntxiv.
Thaum screwing tuab-walled ntsia hlau pawg, drilling rigs yuav siv tau es tsis txhob ntawm phau ntawv installation.
Screw piles rau lub hauv paus ntawm lub tsev
Thaum tsim lub hauv paus ntawm lub tsev, tsis pom zoo kom siv cov pawg ua tus kheej, vim qhov no tsis muaj kev nyab xeeb rau lub neej. Nws yog qhov zoo dua los yuav cov pawg ua lag luam, uas tau ua raws li tag nrho cov cai thiab cov cai, thiab tseem muaj lub neej ua haujlwm ntev dua.
Thaum txiav txim siab ua cov ntsia hlau nrog koj tus kheej tes, thaum xaiv cov kav dej, koj yuav tsum ua raws li cov cai yooj yim:
- tsev cib, cov tsev ua los ntawm cov pob zeb lossis cov blocks yog tsim los ntawm cov hauv paus txheej txheem uas siv cov pawg uas muaj txoj kab uas hla ntawm 13.5 centimeters los yog ntau dua;
- chopped thiab thav duab vaj huam sib luag cov tsev, hangars thiab cov qauv zoo sib xws yog tsim los ntawm cov hauv paus ntawm pawg nrog txoj kab uas hla ntawm 10.5 centimeters;
- teeb pom kev zoo tso cai rau nruab rau ntawm lub hauv paus ntawm pawg nrog txoj kab uas hla ntawm 8.9 centimeters.
Lub nuances ntawm pawg-screw foundation rau lub tsev
Txawm hais tias thaum xub thawj siab ib muag nws yuav zoo li tias kev tsim cov ntsia hlau pawg yog cov txheej txheem yooj yim thiab tsis xav tau tshwj xeebtxuj ci kom paub txog:
- Txawm tias qhov yuam kev me me hauv kev suav ntawm txoj kab uas hla lossis lub suab ntawm cov hniav, thaum xam nws lub kaum sab xis ntawm inclination mus rau lub dav hlau ntawm pawg, yuav ua rau muaj kev hloov pauv ntawm qhov yuav tsum tau ua kom twist pawg. Qee lub sij hawm qhov no ua rau qhov ua tsis tiav ntawm kev teeb tsa.
- Txawm li cas los xij, txheej txheem ntawm kev ua cov ntsia hlau nrog koj tus kheej tes yog ntev thiab siv sijhawm.
- Tsuas cov kab me me tuaj yeem ua rau nws tus kheej. Qhov no yog vim qhov tseeb tias nws nyuaj rau xaiv cov khoom siv rau pawg loj, nrog rau kev ua tau zoo ntawm kev sib txuas nrog ib leeg.
Yog li, nws yog ib qho tseem ceeb kom nkag siab tias kev ua cov ntsia hlau nrog koj tus kheej tes yog qhov ua tau, tab sis tsis yooj yim rau kev lag luam. Raws li txoj cai, cov chaw tsim khoom ntawm cov ntsia hlau pawg muab cov neeg siv khoom siv ntau yam kev pabcuam rau kev txhim kho lub hauv paus ntawm lub tsev, thiab nws feem ntau muaj txiaj ntsig zoo los tig rau lawv.
