Qhov kawg Solution rau Composite Material Reinforcement
Lub square lossis duab plaub polymer mesh tsim los ntawm kev ncab tuaj yeem yog uniaxially stretched los yog biaxially stretched raws li qhov sib txawv stretching cov lus qhia thaum lub sij hawm tsim khoom.Nws punches qhov nyob rau hauv ib daim ntawv extruded polymer (cov khoom siv raw feem ntau yog polypropylene los yog high-density polyethylene), thiab tom qab ntawd ua cov kev taw qhia ncab hauv qab cua sov.Daim phiaj uniaxially stretched tsuas yog ncab raws qhov ntev ntawm daim ntawv;daim phiaj biaxially stretched yog tsim los ntawm kev txuas ntxiv mus rau lub uniaxially stretched daim phiaj nyob rau hauv ib qho kev taw qhia perpendicular mus rau nws ntev.
Thaum lub sij hawm tsim cov yas geogrid, cov polymers yuav rov kho thiab ua raws li cov txheej txheem cua sov thiab txuas ntxiv, uas ntxiv dag zog rau kev sib txuas ntawm cov saw hlau molecular thiab ua tiav lub hom phiaj ntawm kev txhim kho nws lub zog.Nws elongation tsuas yog 10% mus rau 15% ntawm thawj phaj.Yog tias cov ntaub ntawv tiv thaiv kev laus xws li cov pa roj carbon dub ntxiv rau geogrid, nws tuaj yeem muaj cov kua qaub zoo, alkali tsis kam, corrosion kuj thiab kev laus ua haujlwm.
Mine grille yog ib hom yas net rau thee mine underground.Nws siv polypropylene ua cov khoom tseem ceeb.Tom qab raug kho nrog cov nplaim hluav taws xob thiab cov cuab yeej siv tshuaj tiv thaiv zoo, nws siv txoj kev siv biaxial stretching los tsim tag nrho cov qauv ntawm "ob chav anti" yas net.Cov khoom yog yooj yim rau kev tsim kho, tus nqi qis, kev nyab xeeb thiab zoo nkauj
Mine geogrid tseem hu ua biaxially stretched yas mesh cuav ru tsev rau underground thee mines hauv thee mine ua hauj lwm, hu ua ru tsev cuav.Mining geogrid yog tshwj xeeb tsim thiab tsim rau lub ru tsev cuav ntawm cov thee mining lub ntsej muag thiab txoj kev txhawb nqa.Nws yog tsim los ntawm ob peb hom siab molecular polymers thiab sau nrog lwm cov kev hloov kho., Punching, stretching, shaping, coiling thiab lwm yam txheej txheem yog tsim.Piv nrog cov hlau textile mesh thiab yas woven mesh, mining geogrid muaj cov yam ntxwv ntawm lub teeb yuag, siab zog, isotropy, antistatic, tsis-corrosion, thiab nplaim retardant.Nws yog ib hom tshiab ntawm thee mine underground txhawb engineering thiab civil engineering.Siv cov khoom siv mesh grill.
Mining geogrid feem ntau yog siv rau kev txhawb nqa lub ru tsev cuav ntawm cov thee mine mining ntsej muag.Mining geogrid kuj tseem siv tau los ua av thiab pob zeb anchoring thiab ntxiv dag zog rau lwm yam mine txoj kev engineering, txoj kab nqes kev tiv thaiv engineering, underground civil engineering thiab tsheb txoj kev engineering.Khoom siv, mine grating yog ib qho ntawm cov kev xaiv zoo tshaj plaws rau cov yas textile mesh.
Kev sib txhuam tsis yooj yim los tsim hluav taws xob zoo li qub.Nyob rau hauv ib puag ncig ntawm underground thee mines, qhov nruab nrab saum npoo tsis kam ntawm cov yas mesh yog qis dua 1 × 109Ω.
Cov nplaim retardant zoo.Nws tuaj yeem ua tau raws li cov khoom siv hluav taws xob uas tau teev tseg hauv cov qauv kev lag luam thee MT141-2005 thiab MT113-1995.
Yooj yim ntxuav thee.Qhov ntom ntawm cov yas mesh yog li 0.92, uas yog tsawg dua li cov dej.Thaum lub sij hawm lub thee ntxuav txheej txheem, qhov tawg mesh ntab rau saum npoo dej thiab yooj yim los ntxuav.Muaj zog tiv thaiv corrosion, anti-aging.
Nws yog qhov yooj yim rau kev tsim kho thiab kev thauj mus los.Cov yas mesh yog cov mos mos, yog li nws tsis haum rau khawb cov neeg ua haujlwm thaum tsim kho, thiab nws muaj qhov zoo ntawm kev yooj yim curling thiab bundling, mine daim phiaj txiav thiab lub teeb lub ntiajteb txawj nqus, yog li nws yooj yim rau kev thauj mus los hauv av, nqa thiab tsim kho.
Ob qho tib si ntsug thiab kab rov tav cov lus qhia muaj zog muaj peev xwm.Txij li cov yas mesh no yog biaxially stretched es tsis woven, lub creep ntawm lub mesh yog me me thiab lub mesh loj yog uniform, uas yuav zoo tiv thaiv lub poob ntawm cov thee tawg thiab tiv thaiv kev ruaj ntseg ntawm underground neeg ua hauj lwm thiab kev ruaj ntseg thiab kev ruaj ntseg ntawm kuv cov neeg ua hauj lwm.Kev nyab xeeb ntawm kuv lub tsheb ua haujlwm.
Daim ntawv thov tebCov khoom no tsuas yog siv rau sab kev tiv thaiv thaum lub sij hawm underground mining ntawm thee mines, thiab tuaj yeem siv los ua cov khoom txhawb nqa rau txoj kev bolt, kev txhawb nqa txoj kev, thauj tog rau nkoj shotcrete txoj kev thiab lwm txoj kev.Thaum siv cov ru tsev cuav, nws yuav tsum tau siv ua ke nrog ob lossis ntau txheej.
Cov hlau-yas geogrid yog ua los ntawm high-strength steel hlau (los yog lwm yam fibers), uas yog tshwj xeeb kho mob, thiab polyethylene (PE), thiab lwm yam additives yog ntxiv los ua ib tug composite high-strength tensile sawb los ntawm extrusion, thiab lub nto muaj ntxhib siab.qauv, nws yog ib tug high-strength reinforced geotechnical siv.Los ntawm no ib txoj siv, weaving los yog clamping kev npaj ntawm ib tug tej yam deb vertically thiab horizontally, thiab welding nws junctions nrog tshwj xeeb ntxiv dag zog rau kev sib raug zoo fusion vuam tshuab los tsim ib tug reinforced geogrid.
Siab zog, me me deformation
Corrosion tsis kam thiab kev pab lub neej ntev: Cov hlau-yas geogrid siv cov ntaub ntawv yas ua cov txheej txheem tiv thaiv, ntxiv nrog rau ntau yam additives kom nws tiv thaiv kev laus, oxidation-resistant, thiab resistant rau corrosion nyob rau hauv hnyav ib puag ncig xws li acids, alkalis, thiab ntsev. .Yog li ntawd, cov hlau-yas geogrid tuaj yeem ua tau raws li cov kev cai siv ntawm ntau yam haujlwm ruaj khov rau ntau tshaj 100 xyoo, thiab muaj kev ua tau zoo thiab kev ruaj ntseg zoo.
Kev tsim kho yog yooj yim thiab ceev, lub voj voog luv luv, thiab tus nqi qis: cov hlau-yas geogrid yog nteg, lapped, positioned yooj yim, thiab leveled, tsis txhob overlapping thiab hla, uas tuaj yeem txo qhov project voj voog thiab txuag 10% -50% ntawm qhov project tus nqi.
Cov iav fiber ntau geogrid yog ua los ntawm iav fiber ntau thiab ua los ntawm cov khoom siv mesh los ntawm cov txheej txheem weaving.Txhawm rau tiv thaiv cov iav fiber ntau thiab txhim kho kev ua haujlwm tag nrho, nws yog cov khoom siv geotechnical sib xyaw ua los ntawm txheej txheej tshwj xeeb.Cov khoom tseem ceeb ntawm cov iav fiber ntau yog: silica, uas yog cov khoom siv tsis zoo.Nws lub cev thiab tshuaj muaj zog yog qhov ruaj khov heev, thiab nws muaj lub zog siab, siab modulus, siab hnav tsis kam thiab txias ua haujlwm zoo, tsis muaj kev nkag mus ntev;thermal stability Kev ua haujlwm zoo;lub network qauv ua rau kev sib txuas sib txuas thiab txwv;txhim kho lub peev xwm thauj khoom ntawm asphalt sib tov.Vim tias qhov saum npoo yog coated nrog tshwj xeeb hloov asphalt, nws muaj ob chav sib xyaw, uas zoo heev txhim kho qhov hnav tsis kam thiab shearing peev xwm ntawm geogrid.
Qee lub sij hawm nws tau ua ke nrog nws tus kheej-nplaum-sensitive nplaum nplaum thiab asphalt impregnation kom cov hniav nyiaj hniav kub thiab asphalt pavement nruj nreem.Raws li kev sib cuam tshuam ntawm lub ntiaj teb thiab pob zeb cov ntaub ntawv nyob rau hauv daim phiaj geogrid nce, kev sib txhuam coefficient ntawm lawv nce ntau heev (txog 08-10), thiab lub rub tawm tsis kam ntawm geogrid embedded hauv av yog vim qhov sib txawv ntawm daim phiaj thiab av.Cov kev sib txhuam tom quab yuam yog muaj zog thiab muaj zog ntau ntxiv, yog li nws yog ib qho khoom siv dag zog zoo.Nyob rau tib lub sijhawm, geogrid yog ib yam ntawm lub teeb yuag thiab hloov tau yooj yim yas dav hlau mesh khoom, uas yog ib qho yooj yim los txiav thiab txuas rau ntawm qhov chaw, thiab tseem tuaj yeem sib tshooj thiab sib tshooj.Kev tsim kho yog yooj yim thiab tsis xav tau tshwj xeeb siv tshuab thiab cov kws tshaj lij.
Lub zog tensile siab, qis elongation - Fiberglass geogrid yog ua los ntawm cov iav fiber ntau, uas muaj kev tiv thaiv siab rau deformation, thiab elongation ntawm kev tawg yog tsawg dua 3%.
Tsis muaj kev nkag mus ntev - raws li cov khoom siv txhawb zog, nws yog ib qho tseem ceeb heev kom muaj peev xwm tiv taus deformation nyob rau hauv lub sij hawm ntev load, uas yog, creep kuj.Cov iav fibers yuav tsis nkag mus, uas ua kom cov khoom muaj peev xwm tswj tau nws cov kev ua tau zoo rau lub sijhawm ntev.
Thermal stability - lub melting kub ntawm iav fiber ntau tshaj 1000 ° C, uas ua kom lub thermal stability ntawm iav fiber geogrid thaum lub sij hawm paving ua hauj lwm.
Compatibility nrog asphalt sib tov - cov khoom coated los ntawm fiberglass geogrid nyob rau hauv cov txheej txheem tom qab kho yog tsim rau asphalt sib tov, txhua fiber ntau yog coated, thiab muaj siab compatibility nrog asphalt, Qhov no xyuas kom meej tias fiberglass geogrid yuav tsis raug cais tawm ntawm asphalt sib tov. nyob rau hauv asphalt txheej, tab sis khov kho.
Kev ruaj ntseg ntawm lub cev thiab tshuaj lom neeg - Tom qab tau coated nrog tus neeg sawv cev tshwj xeeb tom qab kho, cov fiberglass geogrid tuaj yeem tiv taus ntau yam kev hnav thiab tshuaj lom neeg, thiab tuaj yeem tiv taus kev yaig thiab kev hloov pauv huab cua, kom ntseeg tau tias nws qhov kev ua tau zoo yuav tsis cuam tshuam.
Aggregate interlocking thiab confinement-Vim tias fiberglass geogrid yog lub network qauv, aggregates nyob rau hauv asphalt pob zeb yuav khiav los ntawm nws, yog li tsim ib tug mechanical interlocking.Qhov kev txwv no cuam tshuam qhov kev txav ntawm cov khoom sib xyaw, tso cai rau cov asphalt sib tov kom ua tiav cov kev sib cog lus zoo dua hauv kev thauj khoom, muaj peev xwm ntau dua load-bearing, zoo dua load hloov kev ua tau zoo thiab tsawg deformation.
Polyester fiber warp-knitted geogrid yog ua los ntawm high-strength polyester fiber.Lub warp-knitted directional qauv yog saws, thiab warp thiab weft yarns nyob rau hauv cov ntaub tsis muaj dabtsi yog khoov lub xeev, thiab cov ntsiab lus ntawm kev sib tshuam yog bundled nrog high-strength fiber filaments los ua ib tug ruaj khov taw tes thiab muab tag nrho cov kev ua si rau nws txhua yam khoom.High-strength polyester fiber warp-knitted geogrid Daim phiaj muaj lub zog tensile siab, me elongation, siab tsim kua muag zog, me me sib txawv nyob rau hauv ntsug thiab kab rov tav lub zog, UV aging kuj, hnav tsis kam, corrosion kuj, lub teeb yuag, muaj zog interlocking quab yuam nrog av los yog gravel, thiab zoo heev rau ntxiv dag zog rau av.Shear resistance thiab reinforcement txhim kho kev ncaj ncees thiab kev thauj khoom muaj peev xwm ntawm cov av, uas muaj txiaj ntsig zoo.
Siv los ntxiv dag zog rau lub hauv paus tsis muaj zog: Geogrids tuaj yeem ua kom muaj peev xwm ntawm cov hauv paus, tswj kev txhim kho ntawm kev sib hais haum, thiab faib cov khoom kom zoo dua rau cov subbases los ntawm kev txwv cov nyhuv ntawm txoj kev hauv paus, yog li txo cov thickness ntawm lub hauv paus thiab txo cov engineering. nqi.Tus nqi, shorten lub sij hawm tsim kho, ncua kev pab cuam lub neej.
Unidirectional geogrid yog siv los txhawb nqa asphalt lossis cement pavement: Geogrid yog nteg rau hauv qab ntawm asphalt lossis cement pavement, uas tuaj yeem txo qhov tob ntawm rutting, ua kom lub neej ntev ntawm txoj kev taug kev, thiab txo cov thickness ntawm asphalt lossis cement pavement. kom txuag tau nqi.
Siv los txhawb cov embankments, dams thiab tuav cov phab ntsa: Cov embankments ib txwm, tshwj xeeb tshaj yog cov embankments siab, feem ntau yuav tsum tau overfilling thiab ntug ntawm txoj kev lub xub pwg nyom tsis yooj yim rau compact, uas ua rau cov dej los nag dej nyab nyob rau theem tom qab, thiab qhov tshwm sim ntawm lub cev qhuav dej thiab instability. tshwm sim los ntawm lub sij hawm mus rau tib lub sij hawm, ib tug maj mam nqes hav yog yuav tsum tau, uas occupies ib tug loj cheeb tsam, thiab cov phab ntsa tuav kuj muaj ib yam teeb meem.Siv geogrid los txhawb txoj kev nqes hav los yog tuav cov phab ntsa tuaj yeem txo qhov chaw nyob ntawm ib nrab, ua kom lub neej ua haujlwm ntev, thiab txo tus nqi yog 20-50%.
Siv los txhawb dej thiab dej hiav txwv embankments: nws tuaj yeem ua rau hauv gabions, thiab tom qab ntawd siv ua ke nrog cov phiaj xwm los tiv thaiv cov embankment los ntawm dej hiav txwv los ntxuav kom tawg.Gabions yog permeable, tuaj yeem ua rau qeeb qhov cuam tshuam ntawm nthwv dej, ua kom lub neej ntev ntawm cov pas dej thiab cov pas dej da dej, txuag cov neeg ua haujlwm thiab cov khoom siv, thiab ua kom lub sijhawm tsim kho.
Siv los daws cov chaw pov tseg: Geogrids yog siv ua ke nrog lwm cov khoom siv hauv av los daws cov chaw pov tseg, uas tuaj yeem daws cov teeb meem zoo xws li lub hauv paus tsis sib haum thiab cov roj emissions, thiab tuaj yeem ua kom muaj peev xwm khaws cia ntawm qhov chaw pov tseg.
Lub hom phiaj tshwj xeeb ntawm ib-txoj kev geogrid: tsis kub tsis kam.Hloov mus rau -45 ℃ - 50 ℃ ib puag ncig.Nws yog qhov tsim nyog rau cov neeg pluag geology nyob rau sab qaum teb uas tsis muaj av khov, nplua nuj av khov thiab cov dej khov loj hauv cov av khov.
1.Dab tsi yog geogrid siv rau?
Lub geogrid yog cov khoom siv geosynthetic siv los ua kom cov av ruaj khov.Geogrids muaj qhov qhib, hu ua apertures, uas tso cai rau kev sib sau ua ke los tawm tsam thiab muab kaw thiab cuam tshuam.
Thaum twg koj yuav tsum siv geogrid?
Phab ntsa Heights uas yuav tsum tau Geogrid Av Reinforcement
Feem ntau, feem ntau VERSA-LOK units xav tau geogrid rau phab ntsa siab tshaj peb mus rau plaub taw.Yog tias muaj qhov chaw siab tshaj nyob ze ntawm phab ntsa, thauj khoom saum phab ntsa, phab ntsa tied lossis cov av tsis zoo, ces cov phab ntsa luv dua yuav xav tau geogrid.
3.Lub geogrid ntev npaum li cas?
PET geogrid yuav luag tsis muaj kev puas tsuaj rau qhov tshwm sim sab nraum zoov rau 12 lub hlis.Nws tuaj yeem raug ntaus nqi rau kev tiv thaiv ntawm PVC txheej rau saum npoo ntawm geogrid.Raws li cov kev tshawb fawb soj ntsuam raug, kev tiv thaiv tsim nyog yog qhov yuav tsum tau ua rau geotextiles siv nyob rau hauv ib puag ncig sab nraum zoov.
4.Lub geogrid yuav tsum ntev npaum li cas rau cov phab ntsa tuav?
Geogrid Length = 0.8 x Retaining Wall Height
Yog li yog tias koj phab ntsa siab 5 feet koj yuav xav tau 4 ko taw ntev geogrid txheej.Rau cov phab ntsa me me, geogrid feem ntau yog nruab rau txhua ob txheej thaiv, pib los ntawm sab saum toj ntawm lub hauv qab thaiv.
