한국어
中文Hanyar MJS tari(Metro Jet System), wanda kuma aka sani da duk-zagaye high-matsi Hanyar jetting, an samo asali ɓullo da don warware matsalolin slurry fitarwa da muhalli tasiri a kan aiwatar da Rotary jet yi a kwance. A halin yanzu ana amfani da shi mafi yawa don maganin tushe, magance ɗigogi da matsalolin ingancin ramin tushe mai riƙe da labule na dakatar da ruwa, da kuma kula da magudanar ruwa a bangon waje na tsarin ƙasa. Saboda yin amfani da musamman porous bututu da gaban-karshen tilasta slurry tsotsa na'urorin, tilasta slurry fitarwa a cikin rami da kuma ƙasa matsa lamba saka idanu da aka gane, da kuma kasa matsa lamba da ake sarrafawa ta daidaitawa tilasta slurry sallama girma, sabõda haka, zurfin laka sallama da kuma Ana sarrafa matsa lamba na ƙasa daidai gwargwado, kuma matsa lamba na ƙasa yana daidaitawa, wanda ya rage yiwuwar nakasar ƙasa yayin ginin kuma yana rage tasirin muhalli sosai. Rage matsa lamba na ƙasa kuma yana ƙara tabbatar da diamita na tari.
Pre-control
Tun dagaFarashin MJSfasahar gine-gine yana da rikitarwa kuma ya fi wuya fiye da sauran hanyoyin grouting, wajibi ne a bi ka'idodin ƙira yayin aikin ginin, yin aiki mai kyau na taƙaitaccen bayanin fasaha da aminci, da kuma bin ka'idodin aiki masu dacewa don tabbatar da ingancin gini. .
Bayan na'urar hakowa ta kasance a wurin, ya kamata a sarrafa matsayi mai kyau. Gabaɗaya, ɓarna daga matsayi na ƙira bai kamata ya wuce 50mm ba, kuma karkacewar tsaye bai kamata ya wuce 1/200 ba.
Kafin m yi, da matsa lamba da kwarara na high-matsa lamba ruwa, high-matsa lamba grouting famfo da iska kwampreso, kazalika da dagawa gudun, grouting girma, da kuma karshe rami yanayi na grouting bututu a lokacin allura tsari an ƙaddara ta hanyar gwaji. tara. A yayin ginin na yau da kullun, ana iya amfani da na'ura mai sarrafa na'ura don sa ido ta atomatik da sarrafawa. Yi cikakkun bayanai na bayanan gine-gine daban-daban akan wurin, gami da: sha'awar hakowa, zurfin hakowa, shingen hakowa, rugujewa, sigogin aiki yayin allurar slurry, dawowar slurry, da sauransu, da barin mahimman bayanan hoto. Har ila yau, ya kamata a daidaita bayanan gine-gine a kan lokaci, kuma a ba da rahoton matsalolin da kuma magance su cikin lokaci.
Domin tabbatar da cewa ba a samu karyewar tari ba a lokacin da aka harhada sandar rawar soja ko kuma aikin ya katse na tsawon lokaci saboda wasu dalilai, tsayin daka na sama da na kasa gaba daya baya kasa da 100mm idan aka dawo da allura ta al'ada. .
Kula da injunan gine-gine kafin ginawa don rage ƙwaƙƙwaran matsalolin da gazawar kayan aiki ke haifarwa yayin ginin. Gudanar da horarwa na farko don masu sarrafa injin don sanin su tare da aiki da wuraren aiki na kayan aiki. A lokacin gini, mutum mai sadaukarwa yana da alhakin aikin kayan aiki.
Dubawa kafin gini
Kafin ginin, ya kamata a bincika albarkatun ƙasa, injina da kayan aiki, da tsarin feshi, galibi a cikin waɗannan abubuwan:
1 Takaddun shaida masu inganci da rahotannin gwajin shaida na albarkatun ƙasa daban-daban (ciki har da siminti, da sauransu), ya kamata a haɗa ruwa ya dace da ka'idojin da suka dace;
2 Ko slurry mix rabo ya dace da ainihin yanayin ƙasa na aikin;
3 Ko injina da kayan aiki na al'ada ne. Kafin ginawa, MJS duk-zagaye high-motsi rotary jet kayan aiki, rami hakowa na'urar, high-matsi laka famfo, slurry hadawa bango, ruwa famfo, da dai sauransu ya kamata a gwada da gudu, da rawar soja sanda (musamman mahara rawar soja sanduna) , rawar soja da na'urar jagora ya kamata a hana su;
4 Bincika ko tsarin fesa ya dace da yanayin yanayin ƙasa. Kafin ginawa, ya kamata kuma a aiwatar da spraying gwajin tsari. Ya kamata a gudanar da feshin gwajin a farkon tari. Yawan ramukan fesa gwajin gwajin bai kamata ya zama ƙasa da ramuka 2 ba. Idan ya cancanta, daidaita sigogin tsari na spraying.
5 Kafin ginin, ya kamata a duba shingen karkashin kasa daidai gwargwado don tabbatar da cewa hakowa da fesa sun cika ka'idojin ƙira.
6 Bincika daidaito da azancin matsayi tari, ma'aunin matsa lamba da mita kwarara kafin ginawa.
Ikon sarrafawa
Yayin aikin ginin, ya kamata a kula da waɗannan abubuwa:
1 Bincika madaidaicin sandar rawar soja, saurin hakowa, zurfin hakowa, saurin hakowa da saurin juyawa a kowane lokaci don ganin ko sun dace da buƙatun rahoton gwajin tari;
2 Bincika siminti slurry mix rabo da auna daban-daban kayan da admixtures, da kuma da gaske rikodin allura matsa lamba, allura gudun da allura girma a lokacin allura grouting;
3 Ko bayanan ginin sun cika. Rubutun gine-gine ya kamata su yi rikodin matsi da bayanan kwarara sau ɗaya kowane 1m na ɗagawa ko a mahadar canjin ƙasa, kuma a bar bayanan hoto idan ya cancanta.
Bayan sarrafawa
Bayan an kammala ginin, yakamata a bincika ƙasa mai ƙarfi, gami da: daidaito da daidaituwar ƙasa mai ƙarfi; ingantaccen diamita na ƙasa mai ƙarfi; Ƙarfin, matsakaicin diamita, da matsayi na tsakiya na ƙaƙƙarfan ƙasa; rashin daidaituwar ƙasa mai ƙarfi, da sauransu.
1 Ingancin lokacin dubawa da abun ciki
Tun da ƙarfafawar ƙasa na ciminti yana buƙatar takamaiman adadin lokaci, gabaɗaya fiye da kwanaki 28, ƙayyadaddun buƙatun yakamata su dogara ne akan takaddun ƙira. Saboda haka, da dubawa na ingancinFarashin MJSGabaɗaya ya kamata a aiwatar da ginin bayan an kammala jigilar jigilar jet ɗin MJS kuma shekarun ya kai ƙayyadadden lokacin ƙira.
2 Ingancin dubawa da wuri
Adadin wuraren dubawa shine 1% zuwa 2% na adadin ramukan feshin ginin. Don ayyukan da ba su wuce ramuka 20 ba, a kalla a duba maki daya, sannan a sake fesa wadanda suka gaza. Ya kamata a shirya wuraren dubawa a wurare masu zuwa: wurare masu manyan kaya, layin tsakiya, da wuraren da yanayi mara kyau ya faru yayin gini.
3 Hanyoyin dubawa
Binciken tulin jet grouting shine mafi yawan binciken kayan aikin inji. Gabaɗaya, ana auna ma'aunin ƙarfin matsi na ƙasan siminti. Ana samun samfurin ta hanyar hakowa da hanyar coring, kuma an sanya shi a matsayin daidaitaccen yanki na gwaji. Bayan biyan buƙatun, ana gudanar da gwajin kadarorin cikin gida da na injina don bincika daidaiton ƙasar siminti da kayan aikin injin sa.
Lokacin aikawa: Mayu-23-2024