CFG (Cement Fly ash Grave) murwi, unozivikanwawo sesimende fly ash ash gravel murwi muChinese, murwi wesimba wakakwira wakaumbwa nekusanganisa simende, dota renhunzi, matombo, machipisi ematombo kana jecha uye mvura mune imwe musanganiswa wakasanganiswa. Inoumba nheyo yakasanganiswa pamwe chete nevhu pakati pemirwi uye cushion layer. Inogona kushandisa zvizere kugona kwezvinhu zvemurwi, kushandisa zvizere kugona kwekubereka kwehwaro hwechisikigo, uye kugadzirisa zvinhu zvemuno zvinoenderana nemamiriro enzvimbo. Iyo ine mabhenefiti ekushanda kwepamusoro, mutengo wakaderera, diki post kuvaka deformation, uye nekukurumidza kugadzirisa kugadzikana. CFG murwi hwaro kurapwa rine akati wandei zvikamu: CFG murwi muviri, murwi chivharo (ndiro), uye cushion layer. Rudzi rwechimiro: murwi + slab, murwi + cap + cushion layer (fomu iri rinogamuchirwa muchikamu chino)
1,CFG murwi kuvaka tekinoroji
1. Kusarudzwa kwemidziyo uye kuiswa kweCFG mirwi inogona kuitwa uchishandisa vibration yakanyudzwa chubhu yekuchera michina kana yakareba spiral drilling michina. Iyo chaiyo mhando uye modhi yemurwi wekugadzira michina ichashandiswa zvinoenderana nemamiriro chaiwo eprojekiti. Kune ivhu rakabatana, ivhu resilt, uye ivhu rine silt, iyo vibration inonyura chubhu murwi wekugadzira nzira inogamuchirwa. Kune nzvimbo dzine geological mamiriro ezvakaoma ivhu akaturikidzana, kushandiswa vibration kunyura muchina pakuvaka kuchakonzera kudengenyeka kukuru kune yakatoumbwa mirwi, zvichikonzera murwi kuparuka kana kutyoka. Kune ivhu rine kunzwisiswa kwakanyanya, vibration inogona kukonzera kukuvara kwesimba uye kudzikira kwekubereka. Spiral drills inogona kushandiswa kufanoboora makomba, uye ipapo iyo vibration inonyura chubhu inogona kushandiswa kugadzira mirwi. Kune nzvimbo dzinodiwa kuchera kwemhando yepamusoro, iyo yakareba spiral drilling pombi inoshandiswa kupomba nekuumba mirwi. Ichi chikamu chakagadzirirwa kugadzirwa pachishandiswa refu spiral drilling rig. Kune zvakare mhando mbiri dzemichina yekuvaka yekupomba kongiri mukati mehurefu hwemapombi ekuboorera: mhando yekufamba uye yeanokambaira. Crawler type refu spiral drilling machines ine mhando yekufamba michina yekuboora. Zvinoenderana nehurongwa uye bvunzo dzemaitiro, kumisikidzwa kwemidziyo kunoitwa uye kuchengetwa panguva yakakodzera kuchengetedza michina yese iri mune yakajairika, kusangana nezvinodiwa zvekuvaka, uye kusakanganisa kufambira mberi uye kunaka kwekuvaka.
2. Kusarudzwa kwezvinhu uye kusanganisa zviyero zvezvakagadzirwa zvakadai semende, fly ash, dombo rakapwanyika, uye additives zvinofanira kusangana nezvinodiwa uye zviyero zvakakodzera zvekugamuchirwa kwehutano hwezvinhu zvakasvibirira, uye zvinongororwa zvisinganzwisisiki maererano nemitemo. Ita yemukati musanganiswa muyedzo bvunzo zvinoenderana nedhizaini zvinodiwa uye sarudza yakakodzera musanganiswa zviyero.
2,Hunhu hwekudzora matanho eCFG mirwi
1. Nyatsotevedzera dhizaini musanganiswa reshiyo panguva yekuvaka, zvisina tsarukano sarudza boka remienzaniso yekongiri kubva kune imwe neimwe yekuchera rig uye shanduko, uye shandisa kumanikidza simba seyero yekuona kusimba kwemusanganiswa;
2. Mushure mokunge dhiri yekuchera inopinda panzvimbo, tanga kushandisa mutongi wesimbi kuti uone dhayamita ye drilling rig's drill rod. Iyo dhayamita yetsvimbo yekuchera haifanirwe kunge iri pasi peiyo dhayamita yedhizaini, uye kureba kweiyo shongwe yekudhira shongwe huru kunofanirwa kunge iri mamita mashanu kupfuura kureba kwemurwi;
3. Usati wachera, sunungura nzvimbo dzekudzora murwi uye upe ruzivo rwehunyanzvi kuvashandi vekuchera. Vashandi vekuchera vachashandisa mutongi wesimbi kusunungura imwe neimwe nzvimbo yemurwi zvichienderana nenzvimbo dzekutonga.
4. Usati wachera, ita zviratidzo zvakajeka panzvimbo huru yeshongwe yekuchera kunobva pane yakagadzirirwa murwi kureba uye hupamhi hwemurwi wekudzivirira musoro wekudzivirira, sechikonzero chekudzora kudzika kwekuchera kwekuchera.
5. Mushure mekunge chigodhi chekuchera chave panzvimbo, mutungamiri anorayira chigadziro chekuchera kuti chigadzirise nzvimbo yaro, uye anoshandisa zviratidzo zviviri zvakamira zvakarembera pamapuranga kuti aone kana verticality yekuchera rig inosangana nezvinodiwa;
6. Pakutanga CFG murwi kuvakwa, pane kutyira kuti murwi kubudikidza murwi kuvaka kungakonzera muchinjikwa gomba. Nokudaro, nzira yekuvaka ye interval pile jumping inoshandiswa. Nekudaro, kana kusvetuka kwepakati kwepakati kuchishandiswa, kupasa kwechipiri kwemutyairi wemurwi munzvimbo kunogona kukonzera kudzvanya uye kukuvadzwa kumaturu akatovakwa. Naizvozvo, kusvetuka uye murwi nekutyaira murwi kunofanirwa kusarudzwa zvinoenderana neakasiyana geological mamiriro.
7. Paunenge uchidurura kongiri muCFG mirwi, kumanikidzwa kwepamusoro 1-3 mamita ekrete kunoderera, uye mabhuru akanaka mukongiri haagoni kusunungurwa. Iyo huru inotakura-inotakura chikamu cheCFG mirwi iri muchikamu chepamusoro, saka kushaikwa kwekubatana kwemurwi wepamusoro muviri kunogona kukonzera kukanganisa pamurwi panguva yekushandiswa kweinjiniya. Mushonga wacho ndewekushandisa tambo inodedera kugadzirisa kongiri yepamusoro mushure mekuvaka uye isati yaoma, kuitira kusimbisa kuwirirana kwekrete; Yechipiri ndeyekusimbisa kutonga kwekongiri kudonha, sezvo kudonha kudiki kunogona kukonzera nyore muzinga chiitiko.
. kugovera simende slurry, yakawandisa inoyangarara slurry pamusoro pemurwi wepamusoro, kusakwana kwesimba remurwi wemuviri, uye kuumbwa kwekuparadzaniswa kwezvinhu zvakasanganiswa, zvichikonzera kusakwana kwesimba remurwi. muviri. Nokudaro, panguva yekuvaka, kukurumidza kudhonza kunofanira kunyatsodzorwa. Iyo yekudhonza kumhanya inowanzodzorwa pa 2-2.5m/min, iyo inonyanya kukodzera. Sipidhi yekudhonza apa imhanyiro yemutsara, kwete yeavhareji. Kana ukasangana nejecha kana ivhu rine silt, kasi yekudhonza inofanira kudzikiswa zvakakodzera. Kuisa reverse hakubvumidzwe panguva yekubvisa.
9. Ongororo uye kurapwa murwi breakage kunoreva discontinuity pamusoro kongiri pamusoro CFG murwi pashure kuumbwa, pamwe makatsemuka kana mikaha perpendicular nechepakati akisi murwi pakati. Kuputsika kwemurwi ndiyo tsaona huru yemhando yeCFG piles. Kune zvikonzero zvakawanda zvekuputsika kwemurwi, kunyanya kusanganisira: 1) kusakwana kwekudzivirira kwekuvaka, michina yekuvaka yakakura inoshandiswa munzvimbo dzeCFG dzine simba risina kukwana, zvichiita kuti murwi upwanyika kana kuti musoro wemurwi unopwanyika; 2) Ivhavha yekupedza yehurefu spiral drilling rig yakavharwa; 3) Paunenge uchidururira kongiri, kupihwa kwekongiri yekudurura hakuna nguva; 4) Zvikonzero zveGeological, mvura zhinji yepasi, uye kuitika kuri nyore kwekuputsika kwemurwi; 5) Kusapindirana kwekubatana pakati pekudhonza kwepombi uye kupomba kongiri; 6) Kushanda kusina kunaka panguva yekubviswa kwemusoro wemurwi kwakakonzera kukanganisa.
Nguva yekutumira: Oct-17-2024