Isixazululo Esiyinhloko Sokuqiniswa Kwezinto Ezihlanganisiwe
Imeshi ye-polymer eyisikwele noma engunxande eyakhiwe ngokwelula inganwetshwa ngokulinganayo noma yelulwe nge-biaxially ngokwezikhombisi-ndlela ezihlukene ezinwebekayo phakathi nokwakhiwa kwayo.Ibhoboza izimbobo eshidini le-polymer extruded (impahla eluhlaza ngokuvamile i-polypropylene noma i-polyethylene ephezulu kakhulu), bese yenza ukunwebeka okuqondile ngaphansi kwezimo ezishisayo.Igridi enwetshiwe ngokulinganayo yelulelwa kuphela ngobude beshidi;igridi enwetshiwe ye-biaxially yenziwa ngokuqhubeka nokwelula igridi enwetshiwe nge-uniaxially in a direction perpendicular to ubude bayo.
Ngesikhathi sokwenziwa kwe-geogrid yepulasitiki, ama-polymers e-polymer azohlela kabusha futhi ahambisane nenqubo yokushisa neyokunweba, eqinisa amandla okubopha phakathi kwamaketanga amangqamuzana futhi afeze inhloso yokuthuthukisa amandla ayo.Ubude bayo bungu-10% kuya ku-15% kuphela wepuleti lokuqala.Uma izinto zokulwa nokuguga ezifana ne-carbon black zengezwa ku-geogrid, ingaba nokumelana okuhle kwe-asidi, ukumelana ne-alkali, ukumelana nokugqwala kanye nokumelana nokuguga.
Igrille yasemayini iwuhlobo lwenethi lepulasitiki lemayini yamalahle engaphansi komhlaba.Isebenzisa i-polypropylene njengento eyinhloko eluhlaza.Ngemuva kokuphathwa ngobuchwepheshe obungavimbi amalangabi kanye nobuchwepheshe obunqanda ukusimama, isebenzisa indlela yokwelula i-biaxial ukuze yakhe ukwakheka okuphelele kwenethi lepulasitiki "eliphikisana kabili".Umkhiqizo ulungele ukwakhiwa, izindleko eziphansi, uphephile futhi muhle
I-Mayini geogrid ibizwa nangokuthi uphahla lwamapulasitiki olunwetshiwe lwe-biaxially olunwetshiwe lwezimayini zamalahle ezingaphansi komhlaba emsebenzini wezimayini zamalahle, okubizwa ngokuthi inethi yophahla lwamanga.I-geogrid yezimayini iklanywe ngokukhethekile futhi yenzelwe ukusekelwa kophahla okungamanga kobuso bemayini yamalahle kanye nokwesekwa komgwaqo.Yenziwe ngezinhlobo ezimbalwa zama-polymers amangqamuzana aphezulu futhi igcwele ezinye izilungisi., Ukubhoboza, ukwelula, ukubumba, ukugoqa kanye nezinye izinqubo kukhiqizwa.Uma kuqhathaniswa nemeshi yendwangu yensimbi kanye nepulastiki elukiwe elinezikhala, i-geogrid yezimayini inezici zesisindo esilula, amandla aphezulu, i-isotropy, i-antistatic, engagqwali, kanye ne-flame retardant.Iwuhlobo olusha lwezimayini zamalahle ezisekela ubunjiniyela nobunjiniyela bomphakathi.Sebenzisa i-mesh grill material.
I-geogrid yezimayini isetshenziselwa kakhulu iphrojekthi yokusekela uphahla lwamanga lobuso bezimayini zamalahle.I-geogrid yezimayini ingasetshenziswa futhi njengokuqinisa inhlabathi namatshe kanye nokuqinisa obunye ubunjiniyela bomgwaqo wezimayini, ubunjiniyela bokuvikela indawo emithambekeni, ubunjiniyela bomphakathi obungaphansi komhlaba kanye nobunjiniyela bemigwaqo yethrafikhi.I-Material, i-grating yezimayini ingenye yezindlela ezingcono kakhulu kune-plastic textile mesh.
I-Friction akulula ukukhiqiza ugesi omile.Ezindaweni ezizungezile ezimayini zamalahle angaphansi komhlaba, isilinganiso sokumelana kwendawo yepulasitiki enezikhala singaphansi kwe-1×109Ω.
Izakhiwo ezinhle ze-flame retardant.Ingakwazi ukuhlangabezana nezakhiwo ezingakhiqizi ilangabi ezibalulwe ezindinganisweni zemboni yamalahle MT141-2005 kanye ne-MT113-1995.
Kulula ukuwasha amalahle.Ukuminyana kwe-plastic mesh cishe ku-0.92, okungaphansi kokwamanzi.Ngesikhathi sokuwashwa kwamalahle, inetha eliphukile lintanta phezu kwamanzi futhi kulula ukukhukhuleka.Ikhono eliqinile lokulwa nokugqwala, ukulwa nokuguga.
Ilungele ukwakhiwa nokuhamba.I-plastic mesh ithambile, ngakho-ke ayifanele ukuklwebha abasebenzi ngesikhathi sokwakhiwa, futhi inezinzuzo zokugoqa nokuhlanganisa kalula, ukusika igridi yezimayini kanye namandla adonsela phansi akhanyayo, ngakho-ke ilungele ukuthuthwa komhlaba, ukuthwala nokwakhiwa.
Zombili izikhombisi-ndlela eziqondile nezivundlile zinamandla okuthwala.Njengoba le mesh yepulasitiki yelulekile ngokwe-biaxially kunokuba ilukwe, ukukhasa kwenetha kuncane futhi usayizi wemeshi umfaniswano, okungavimbela ngempumelelo ukuwa kwamalahle aphukile futhi kuvikele ukuphepha kwabasebenzi abangaphansi komhlaba kanye nokuphepha nokuvikeleka kwabasebenzi basezimayini.Ukuphepha kokusebenza kwemoto yezimayini.
Inkambu yohlelo lokusebenzaLo mkhiqizo usetshenziselwa ikakhulukazi ukuvikela ohlangothini ngesikhathi sokumbiwa phansi kwezimayini zamalahle, futhi ungasetshenziswa njengezinto zokusekela imigwaqo yamabhawudi, imigwaqo esekelayo, imigwaqo ye-anchor shotcrete neminye imigwaqo.Uma isetshenziselwa uphahla lwamanga, kufanele lusetshenziswe ngokuhambisana nezingqimba ezimbili noma ngaphezulu.
I-geogrid yensimbi-yepulasitiki yenziwe ngocingo lwensimbi olunamandla amakhulu (noma eminye imicu), ephathwa ngokukhethekile, futhi kunezelwa i-polyethylene (PE), nezinye izithasiselo ukuze kube umugqa ohlangene wamandla aphezulu ngokusebenzisa i-extrusion, kanye ubuso bunomfutho omangelengele.iphethini, iyibhande le-geotechnical eliqiniswe kakhulu.Kusukela kuleli bhande elilodwa, ukuluka noma ukuhlanganisa ilungiselelo ebangeni elithile ngokuqondile nangokuvundlile, kanye nokushisela ukuhlangana kwalo ngobuchwepheshe bokushisela obukhethekile bokuqinisa obuhlanganisayo obuhlanganisayo ukuze kwakheke i-geogrid eqinisiwe.
Amandla aphezulu, ukuguqulwa okuncane
Ukumelana nokugqwala nempilo ende yesevisi: I-steel-plastic geogrid isebenzisa izinto zepulasitiki njengongqimba oluyisivikelo, ehambisana nezithasiselo ezihlukahlukene ukuze ilwe nokuguga, imelane ne-oxidation, futhi imelane nokugqwala ezindaweni ezinokhahlo njengama-asidi, ama-alkali, nosawoti. .Ngakho-ke, i-geogrid yensimbi-yepulasitiki ingahlangabezana nezidingo zokusetshenziswa kwamaphrojekthi ahlukahlukene ahlala njalo iminyaka engaphezu kwe-100, futhi inokusebenza okuhle kakhulu nokuzinza okuhle kwe-dimensional.
Ukwakhiwa kulula futhi kuyashesha, umjikelezo mfushane, futhi izindleko ziphansi: i-geogrid yensimbi-plastic ibekwe, ifakwe, ibekwe kalula, futhi ihlelwe, igwema ukugqagqana nokuwela, okunganciphisa ngempumelelo umjikelezo wephrojekthi futhi yonge u-10% -50% wezindleko zephrojekthi.
I-Glass fiber geogrid yenziwe nge-glass fibre futhi yenziwe nge-mesh structure ngenqubo ethile yokuluka.Ukuze kuvikelwe i-fiber yengilazi futhi kuthuthukiswe ukusebenza okuphelele, kuyinhlanganisela yezinto ze-geotechnical ezenziwe ngenqubo ekhethekile yokuhlanganisa.Izingxenye eziyinhloko ze-glass fiber yilezi: i-silica, okuyingxenye ye-inorganic.Izakhiwo zayo ezingokomzimba namakhemikhali zizinzile ngokwedlulele, futhi inamandla amakhulu, i-modulus ephezulu, ukumelana nokugqoka okuphezulu nokumelana nokubanda okuhle kakhulu, akukho kukhahlamezeka kwesikhathi eside;ukuzinza kwe-thermal Ukusebenza kahle;isakhiwo senethiwekhi senza i-aggregate interlock kanye nomkhawulo;kuthuthukisa umthamo wokuthwala umthwalo wengxube ye-asphalt.Ngenxa yokuthi indawo engaphezulu ihlanganiswe ne-asphalt ekhethekile eguquliwe, inezici ezihlanganisiwe ezimbili, ezithuthukisa kakhulu ukumelana nokugqoka kanye nomthamo wokugunda we-geogrid.
Kwesinye isikhathi ihlanganiswa ne-self-adhesive pressure-sensitive adhesive kanye ne-surface asphalt impregnation ukwenza i-grille ne-asphalt pavement ihlanganiswe ngokuqinile.Njengoba amandla ahlanganayo omhlaba kanye nezinto zamatshe kugridi ye-geogrid anda, i-coefficient yokungqubuzana phakathi kwabo ikhula kakhulu (kufika ku-08-10), futhi ukumelana nokudonsa kwe-geogrid efakwe emhlabathini kungenxa yegebe phakathi kwegridi kanye inhlabathi.I-frictional bite force inamandla futhi anda kakhulu, ngakho-ke iyinto enhle yokuqinisa.Ngesikhathi esifanayo, i-geogrid iwuhlobo lwesisindo esilula kanye nezinto eziguquguqukayo zeplasitiki zendiza enezikhala, okulula ukuyisika nokuyixhuma esizeni, futhi ingagqitshwa futhi idlulelane.Ukwakhiwa kulula futhi akudingi imishini ekhethekile yokwakha kanye nochwepheshe abaqeqeshiwe.
Amandla aqinile aqinile, ubude obuphansi——I-Fiberglass geogrid yenziwe nge-glass fiber, enokumelana okuphezulu nokuguqulwa, futhi ubude ngesikhathi sekhefu bungaphansi kuka-3%.
Akukho ukuhamba kwesikhathi eside - njengento eqinisiwe, kubaluleke kakhulu ukuba namandla okumelana nokuguqulwa ngaphansi komthwalo wesikhathi eside, okungukuthi, ukumelana ne-creep.Imicu yengilazi ngeke igibele, okuqinisekisa ukuthi umkhiqizo ungagcina ukusebenza kwawo isikhathi eside.
Ukuzinza kokushisa - izinga lokushisa elincibilikayo le-glass fiber lingaphezu kuka-1000 ° C, okuqinisekisa ukuzinza okushisayo kwe-glass fiber geogrid ngesikhathi sokuvula imigwaqo.
Ukuhambisana nengxube ye-asphalt - izinto ezimbozwe i-fiberglass geogrid enqubweni yokwelashwa yenzelwe ingxube ye-asphalt, i-fiber ngayinye ihlanganiswe ngokugcwele, futhi inokuhambisana okuphezulu ne-asphalt, Lokhu kuqinisekisa ukuthi i-fiberglass geogrid ngeke ihlukaniswe nengxube ye-asphalt. ongqimbeni lwe-asphalt, kodwa kuhlanganiswe ngokuqinile.
Ukuzinza ngokomzimba namakhemikhali - Ngemva kokumbozwa nge-ejenti ekhethekile yangemva kokwelashwa, i-fiberglass geogrid ingakwazi ukumelana nokuguga okuhlukahlukene komzimba nokuguguleka kwamakhemikhali, futhi ingamelana nokuguguleka kwemvelo nokushintsha kwesimo sezulu, iqinisekise ukuthi ukusebenza kwayo ngeke kuthinteke.
Ukuhlanganiswa nokuvalelwa okuhlanganisiwe—Ngenxa yokuthi i-fiberglass geogrid iyisakhiwo senethiwekhi, amaqoqo kukhonkolo we-asphalt angahamba kuwo, ngaleyo ndlela akhe ukuhlangana komshini.Lo mkhawulo uvimbela ukunyakaza kwe-aggregate, okuvumela ingxube ye-asphalt ukufeza ukuhlanganisa okungcono ngaphansi komthwalo, umthamo ophezulu wokuthwala umthwalo, ukusebenza okungcono kokudlulisa umthwalo kanye nokuguqulwa okuncane.
I-Polyester fiber warp-knitted geogrid yenziwe nge-polyester fiber enamandla kakhulu.Isakhiwo se-warp-knitted directional siyamukelwa, futhi izintambo ze-warp ne-weft endwangu azinasimo sokugoba, futhi amaphuzu okuphambana nawo ahlanganiswe nemicu ye-fiber yamandla aphezulu ukuze enze iphuzu elihlangene eliqinile futhi anikeze ukudlala okugcwele ezicini zayo zemishini.I-geogrid enamandla amakhulu e-polyester fibre warp-knitted geogrid Igridi inamandla aqinile aqinile, ubude obuncane, amandla amakhulu okudabula, umehluko omncane wamandla aqondile navundlile, ukumelana nokuguga kwe-UV, ukumelana nokuguga, ukumelana nokugqwala, isisindo esilula, amandla aqinile axhumane nomhlabathi noma i-gravel, futhi iphumelela kakhulu ekuqiniseni umhlabathi.Ukumelana nokuqina kwe-shear nokuqiniswa kuthuthukisa ubuqotho nomthamo womthwalo wenhlabathi, okunomthelela omkhulu.
Isetshenziselwa ukuqinisa izisekelo ezibuthakathaka: I-Geogrids ingakhuphula ngokushesha amandla okuthwala izisekelo, ilawule ukuthuthukiswa kwendawo yokuhlala, futhi isabalalise ngempumelelo umthwalo ezisekelweni ezibanzi ngokukhawulela umphumela kusisekelo somgwaqo, ngaleyo ndlela yehlise ukushuba kwesisekelo futhi yehlise ubunjiniyela. izindleko.Izindleko, nciphisa isikhathi sokwakha, andise impilo yesevisi.
I-geogrid ye-unidirectional isetshenziselwa ukuqinisa i-asphalt noma indawo egandaywe usimende: I-Geogrid ibekwa phansi kwetiyela noma indawo egandaywe wusimende, enganciphisa ukujula kwe-rutting, yelule impilo yokulwa nokukhathala kwendlela egandaywe ngamatshe, futhi inciphise ukujiya kwetiyela noma indawo egandaywe wusimende. ukusindisa izindleko.
Isetshenziselwa ukuqinisa ama-enbanked, amadamu kanye nezindonga ezigcinayo: Izindonga zendabuko, ikakhulukazi izinsimbi eziphakeme, ngokuvamile zidinga ukugcwaliswa ngokweqile futhi unqenqema lwehlombe lomgwaqo akulula ukuhlangana, okuholela ekukhukhuleni kwamanzi emvula esikhathini esizayo, kanye nokwenzeka kokuwa nokungazinzi. kwenzeka ngezikhathi ezithile Ngesikhathi esifanayo, i-slope emnene iyadingeka, ethatha indawo enkulu, futhi udonga olubambayo lubuye lube nenkinga efanayo.Ukusebenzisa i-geogrid ukuqinisa uthango noma udonga olubambayo kunganciphisa indawo ehlala abantu ngesigamu, kwelule impilo yesevisi, futhi kunciphise izindleko ngama-20-50%.
Isetshenziselwa ukuqinisa imifula nolwandle: ingenziwa ibe ama-gabions, bese isetshenziswa kanye namagridi ukuvimbela udonga ukuthi lungagezwa ngamanzi olwandle ukuze lubhidlize.Ama-Gabions ayangeneka, anganciphisa umthelela wamagagasi, andise ukuphila kwamadikhi namadamu, onge abasebenzi kanye nezinsizakusebenza, futhi afinyeze isikhathi sokwakha.
Isetshenziselwa ukubhekana nezindawo zokulahla imfucumfucu: Ama-Geogrid asetshenziswa ngokuhlanganiswa nezinye izinto zokwenziwa zenhlabathi ukubhekana nezindawo zokulahla imfucumfucu, ezingaxazulula ngempumelelo izinkinga ezifana nokuxazululwa kwesisekelo esingalingani kanye nokukhishwa kwegesi ephuma kokunye, futhi kungakhulisa umthamo wokugcina izindawo zokulahla imfucumfucu.
Inhloso ekhethekile ye-geogrid yendlela eyodwa: ukumelana nezinga lokushisa eliphansi.Ukuzivumelanisa nezimo -45 ℃ - 50 ℃ imvelo.Ilungele i-geology empofu enyakatho nenhlabathi encane eqandisiwe, inhlabathi eqinile eqandisiwe kanye neqhwa eliphezulu elineqhwa.
1.Isetshenziselwani i-geogrid?
I-geogrid iyimpahla ye-geosynthetic esetshenziselwa ukusimamisa inhlabathi.Ama-Geogrid anezimbobo, ezibizwa ngokuthi ama-apertures, avumela i-aggregate ukuthi ingene futhi inikeze ukuvalelwa kanye nokuxhumanisa.
Kufanele usebenzise nini i-geogrid?
Ukuphakama Kwezindonga Ezidinga Ukuqiniswa Kwenhlabathi Ye-Geogrid
Ngokuvamile, amayunithi amaningi e-VERSA-LOK adinga i-geogrid ezindongeni ezinde kunamamitha amathathu kuya kwamane.Uma kunemithambeka ewumqansa eduze kodonga, ukulayisha ngaphezu kodonga, izindonga ezihlanganisiwe noma inhlabathi empofu, khona-ke izindonga ezimfushane zingadinga i-geogrid.
3.Ihlala isikhathi esingakanani i-geogrid?
I-PET geogrid cishe ayinakho ukuwohloka kokuchayeka endaweni yangaphandle izinyanga eziyi-12.Kungabalelwa ekuvikelweni kwezingubo ze-PVC ebusweni be-geogrid.Ngokusekelwe ezifundweni zokuhlola ukuchayeka, ukuvikela okufanele kuyisibopho ukuze ama-geotextiles asetshenziswe endaweni yangaphandle.
4.I-geogrid kufanele ibe isikhathi esingakanani kudonga olubambayo?
Ubude Be-Geogrid = 0.8 x Ukugcina Ubude Bodonga
Ngakho-ke uma udonga lwakho lungamafidi angu-5 ubude uzofuna izendlalelo ze-geogrid ezingu-4 ubude.Ezindongeni zamabhulokhi amancane, i-geogrid ivamise ukufakwa ungqimba lwebhulokhi ngayinye yesibili, kusukela phezulu kwebhulokhi engezansi.
