Iyo inosanganisirwa manhole chivharo chivharo imhando yekuongorora chivharo chegomba, uye hunhu hwayo hunotsanangurwa: iyo yekuongorora manhole kavha inosanganiswa neimwe nzira uchishandisa polymer sematrix zvinhu, kuwedzera zvinosimbisa zvinhu, mafirita, nezvimwe.
Muchokwadi, resin manhole chivharo (inonziwo polymer girazi faibha yakasimbisa epurasitiki gomba chivharo/composite material chivharo chegomba) imhando yekuvharisa manhole inoshandisa girazi fiber uye zvigadzirwa zvayo (girazi jira, tepi, kunzwa, shinda, nezvimwewo) sekusimbisa. zvinhu uye synthetic resin sematrix zvinhu.Iyo ine isina unsaturated polyester resin, mafirita, ekutanga, makobvu, yakaderera shrinkage additives, firimu mold agents, pigments uye zvekusimbisa zvinhu, nezvimwewo, uyezve imhando nyowani yechigadzirwa chekuvhara tsime icho chakaumbwa pakupisa kwakanyanya.
Pakati pezvinhu zvakawedzerwa, fiber yakasimbiswa zvinhu (girazi jira, tepi, kunzwa, shinda, nezvimwewo) ndiyo huru, iyo inoratidzirwa nediki rakananga giravhiti, yakakura chaiyo simba uye chaiyo modulus.Semuenzaniso, iyo inoumbwa zvinhu zvekabhoni fiber uye epoxy resin, iyo chaiyo simba uye chaiyo modulus yakakura kakawanda kupfuura iyo yesimbi nealuminium alloy, uye zvakare ine yakanakisa kugadzikana kwekemikari, anti-friction uye kupfeka kuramba, kuzvizora. kupisa kupisa, kuneta kuramba, kuramba Creep, kuderedza ruzha, magetsi ekudzivirira uye zvimwe zvinhu.Iyo composite ye graphite fiber uye resin inogona kuwana zvinhu zvine coefficient yekuwedzera inenge yakaenzana ne zero.Chimwe chinhu chefiber yakasimbiswa zvinhu ndeye anisotropy, saka kurongeka kwefibers kunogona kugadzirwa maererano nezvinodiwa zvesimba zvezvikamu zvakasiyana zvechigadzirwa.Iyo aruminiyamu matrix macomposites akasimbiswa nekabhoni fibers uye silicon carbide fibers inogona kuramba ichichengetedza simba rakakwana uye modulus pa500 ° C.
Composite manhole anovhara anogona kukamurwa kuita BMC uye SMC zvinoenderana nemusika kudiwa, akasiyana maitiro ekugadzira uye zvinhu:
BMC (DMC) zvinhu zvinoumba makomisheni akawanda.Inowanzonzi unsaturated polyester bulk molding compound muChina.Iyo huru mbishi ndeye mukanyiwa-kunge prepreg iyo yakanyatso kusanganiswa neGF (yakachekwa girazi fiber), UP (unsaturated resin), MD (filler) uye zvakasiyana-siyana zvinowedzera.Zvishandiso zveDMC zvakatanga kushandiswa mune yaimbova West Germany neUnited Kingdom muma1960, ndokuzogadzirwa muUnited States neJapan muma1970 nema1980, zvichiteerana.Nekuda kwekuti BMC yakawanda yekuumba komputa ine yakanakisa magetsi zvivakwa, zvemagetsi zvivakwa, kupisa kupisa, kemikari corrosion kuramba, uye inochinja kune akasiyana maitiro ekuumba, inogona kusangana nekuita zvinodiwa zvezvakasiyana zvigadzirwa, uye inoshandiswa zvakanyanya mukugadzira mota, njanji yekufambisa, zvivakwa zvekuvaka. , michina nemagetsi zvigadzirwa nemimwe minda.
SMC maumbirwo mashizha ekuumba makomisheni.Iyo mikuru yemidziyo inoumbwa neGF (yakakosha shinda), UP (unsaturated resin), yakaderera shrinkage additive, MD (filler) uye akasiyana anobatsira.Yakatanga kuoneka muEurope mukutanga kwema1960, uye munenge muna 1965, United States neJapan dzakatevedzana dzakagadzira chigadzirwa ichi.Mukupera kwema1980, nyika yangu yakaunza kunze kwenyika yepamberi SMC mitsetse yekugadzira uye maitiro ekugadzira.SMC composite zvinhu uye yavo SMC yakaumbwa zvigadzirwa zvine yakanakisa magetsi ekudzivirira zvivakwa, michina zvivakwa, kugadzikana kwemafuta, uye makemikari kuramba.Naizvozvo, huwandu hwekushandisa kweSMC zvigadzirwa zvakajairika.Iyo yazvino budiriro maitiro ndeye kutsiva BMC zvinhu neSMC macomposites.
Ikozvino kushandiswa kwechivharo chedu chemugodhi we resin kunoita basa rakakura muhupenyu hwedu, uye mabheji emugodhi we resin anobuda pachena nekuda kwekuita kwavo kuzvichenesa.
Iko kushandiswa kwe resin manhole anovhara mumugwagwa kune maitiro ekudzivirira, hapana ruzha, hapana kukosha kwekudzokorora uye zvakasikwa anti-kuba.Haatsivirwi kune akakandwa manhole anovhara.
Iyo resin manhole chivharo chinogadzirwa neyakasarudzika nzira yekuumba, iyo inoita kuti guta ritaridzike nyowani.Hupenyu hwesevhisi ndeye 20-50 makore.Iyo resin composite manhole chifukidziro chakagadzirwa nepamusoro tembiricha molding ine zvakanakira uremu huremu uye simba rakakwirira, yakanakisa kuneta kuramba uye kukuvara kwekuchengetedza.Iine zvakanakira kuumbwa kwakapfava, kuderera kweruzha rwekukuya, kunaka kwemakemikari kusaonda, acid yakanaka uye alkali resistance uye kutaridzika kwakanaka, uye zvinosvibisa mumvura yetsvina zvinowedzera kuderedzwa.
Parizvino pamusika, zvivharo zvemugodhi zvinogadzirwa neakasiyana-siyana akaumbwa manhole evhavha ekugadzira anogadzirwa nezvinhu zvakasiyana, asi akati wandei akafanana:
1. Kushanda kwakasimba kwekurwisa kuba: Mavhavha emugodhi anoumbwa anowanzo kugadzirwa neresin isina unsaturated, girazi faibha uye zvimwe zvinhu kuburikidza neakakosha maitiro ekugadzira, uye zvigadzirwa hazvina kukosha kudzokorodza.Kusimbisa hakusi nyore.
2. Hupenyu hwebasa: Kuburikidza nekushandiswa kwepamusoro-inoshanda resin, girazi faibha uye yakakosha kugadzirwa kwemaitiro formula, kupinda kweiyo inoumbwa tsime chifukidziro mugirazi fiber inovimbiswa, uye kunamatira pakati pezviviri kunowedzera zvakanyanya, kuitira kuti zvinhu zvigadziriswe. haizokuvadzwa pasi pechiito che cyclic load.Kukuvara kwemukati kunoitika, nekudaro kuve nechokwadi chehupenyu hwesevhisi yechigadzirwa uye zvakanakira mamwe emamwe resin anoumbwa manhole mavhavha, zvinobudirira kubvisa kusakosha kwekunamira kwakashata.
3. Kupisa kwepamusoro / kutsika kwekushisa kwekushisa, kushanda zvakanaka kwekudzivirira uye kupikisa kwakasimba kwegora: chigadzirwa chacho hachina kuora, chisina chepfu uye chisingakuvadzi.No metal additives.Inogona kushandiswa munzvimbo dzakaoma uye dzinoshanduka, dzakaoma uye dzinoda.Iwo manhole anovhara anogadzirwa neBester composite manhole vagadziri vekuvhara akaedzwa neakakodzera nyika ane mvumo yekuongorora masangano, uye ane pachena asidhi uye alkali kuramba, corrosion resistance, anti-kuchembera uye zvimwe zviratidzo zvakawanda zvinosangana nemhando yechigadzirwa.
4. Yakanaka uye inoshanda, yepamusoro-giredhi: zvinoenderana nezvinodiwa nevatengi vepamusoro-soro, isu tinogona kugadzira yakaoma LOGO nemhando dzakasiyana dzemavara pamusoro peiyo yakafanana chivharo chifukidziro chemunhu dhizaini, kuitira kuti iyo pateni itete, ruvara. yakajeka uye yakajeka.Zvinoenderana nezvinodiwa nevatengi, inogona kugadzirwa mumhando dzakasiyana dzekutevedzera matombo uye mavara akafanana neakasiyana matombo pavement.
5. Kusimba kwakasimba kwekutakura: Pasi inotora chimiro chakakosha chekugadzira, uye iyo inoramba ichisimbisa fiber inoshandiswa inogadzirwa nezvinhu kuti ivimbise kuti fiber uye girazi fiber jira zvakabatanidzwa, kuitira kuti chigadzirwa ive nehumwe hukuru hwekutakura.
6. Kudzivirirwa kwezvakatipoteredza, kusina-kutsvedza, ruzha rwakadzika: chifukidzo chegomba hachizoputsiki mushure mokunge motokari yakungurutswa, uye hapazovi nemheremhere yakashata uye kusvibiswa.
Paunenge uchiisa chivharo chemugodhi wakaumbwa, tevera matanho mana aya:
1. Usati waiswa, nheyo yevhavha yegomba inofanira kuva yakachena uye yakasimba, uye dhayamita yemukati, kureba uye upamhi hunofanira kugadziriswa maererano nehukuru hwevhavha yegomba.
2. Paunenge uchiisa chifukidziro chegomba rinosanganiswa mumugwagwa wesimende, teerera kune tsime rekugadzira masonry rinofanira kudururwa nekongiri, uye mhete yekudzivirira yekrete inofanira kusimbiswa pakatarisana nekugadzirisa kwemazuva anenge gumi.
3. Paunenge uchiisa anosanganisa manhole anovhara paasphalt pavement, kutarisisa kunofanirwa kubhadharwa kudzivirira muchina wekuvaka uchitenderedza chivharo chegomba uye chigaro chetsime kudzivirira kukuvara.
4. Kuti uchengetedze kunaka kwechifukidziro chegomba uye chinyorwa chakajeka uye chimiro, chenjerera kuti usasvibisa chifukidziro chegomba paunenge uchidira asphalt uye simenti mumugwagwa wemugwagwa.
nzira yekuvandudza:
(1) Simba rayo nderechipiri chete kune iro rematombo epurasitiki anovhara magole.Inogona kutakura matani anopfuura makumi mana emotokari.
(2) Kushanda kwayo kwakazara kuri pakati pechifukidziro chematombo-epurasitiki uye chivharo chekongiri, iyo iri nani pane yekongiri;inogona kushandiswa muzviitiko zvine yakakwira tekinoroji zvinodiwa kune manhole mavhavha.
(3) Kubatsira kwayo kwakanyanya ndeyekuti haishandise simbi skeleton reinforcement, asi inosimbiswa negirazi fiber composite, inova yeGRC mhando zvigadzirwa.Nokudaro, ine mukana wekusava nehanya kana mutengo wesimbi unoramba uchikwira.Nekuda kwekuti haina simbi shoma, inopokana nekubira kudarika mapurasitiki ematombo nefiber concrete manhole anovhara.
(4) Kumhanya kwayo kupora kwakakurumidza kakati wandei kupfuura kwefiber kongiri, uye inogona kuparadzwa mumaawa masere.Kana ikagadzirwa mumashifiti matatu, inogona kuderedzwa katatu mumaawa makumi maviri nemana.Kunyangwe huwandu hweforoma hwakawandisa kupfuura hwepurasitiki yematombo, ingori 1/6 chete yefiber concrete manhole kavha.Inogonawo kuderedza mari yekuumbwa.Nekubuda kwepagore kwemaseti gumi ezvivharo zvemanhole, gumi chete seti dze mold dzinodiwa.
(5) Chifukidziro chemugodhi chinoumbwa chakanakira, chakanyanya kufambira mberi, uye hachienzaniswi nezvimwe zviumbwa (senge rabha molds, molds epurasitiki, fiber girazi reinforced plastiki molds).
(6) Mukuenderera mberi kwekuvandudza uye kuvandudzwa kwechivharo chemugodhi wemugodhi, zviratidzo zvakasiyana zvakapfuura mwero weindasitiri weBazi Rekuvaka, uye zvakasvika pachiyero chemhando yeindasitiri yekuvharisa manhole yenyika.
Ms.Serafina +86 15102806197
Nguva yekutumira: Kubvumbi-23-2022
