Rufin manhole mai haɗaɗɗen nau'in nau'in murfin manhole ne na dubawa, kuma an bayyana halayensa: murfin manhole ɗin binciken yana haɓaka ta wani tsari ta amfani da polymer azaman kayan matrix, ƙara kayan ƙarfafawa, masu cikawa, da sauransu.
A gaskiya ma, murfin manhole na guduro (wanda kuma ake kira polymer gilashin fiber ƙarfafa filastik manhole cover / composite material manhole cover) wani nau'i ne na murfin manhole wanda ke amfani da fiber gilashi da samfurori (tushen gilashi, tef, ji, yarn, da dai sauransu) azaman ƙarfafawa. kayan aiki da guduro roba azaman kayan matrix.Ya ƙunshi unsaturated polyester guduro, fillers, initiators, thickeners, low shrinkage Additives, fim mold jamiái, pigments da ƙarfafa kayan, da dai sauransu, sa'an nan shi ne wani sabon irin rijiyar samfurin samfurin da aka gyare-gyare a high zafin jiki.
Daga cikin abubuwan da aka ƙara, kayan ƙarfafa fiber (tushen gilashi, tef, ji, yarn, da dai sauransu) sune manyan, waɗanda ke da ƙananan ƙayyadaddun nauyin nauyi, babban ƙayyadaddun ƙarfi da ƙayyadaddun ƙididdiga.Misali, da hadadden abu na carbon fiber da epoxy guduro, da takamaiman ƙarfi da kuma takamaiman modules ne sau da yawa girma fiye da na karfe da aluminum gami, kuma shi ma yana da kyau kwarai sinadaran kwanciyar hankali, anti-gogayya da lalacewa juriya, kai lubricating. juriya zafi, juriya gajiya, juriya Creep, rage amo, rufin lantarki da sauran kaddarorin.Haɗin fiber na graphite da guduro na iya samun abu tare da ƙimar faɗaɗa kusan daidai da sifili.Wani fasali na kayan ƙarfafa fiber shine anisotropy, don haka za'a iya tsara tsari na zaruruwa bisa ga ƙarfin bukatun sassa daban-daban na samfurin.Haɗaɗɗen matrix na aluminum da aka ƙarfafa tare da zaruruwan carbon da silikon carbide zaruruwan har yanzu suna iya kiyaye isasshen ƙarfi da modulus a 500 ° C.
Za'a iya raba murfin manhole masu haɗaka zuwa BMC da SMC bisa ga buƙatar kasuwa, hanyoyin samarwa da kayayyaki daban-daban:
Abubuwan BMC (DMC) sune mahaɗan gyare-gyaren girma.Ana kiransa sau da yawa unsaturated polyester babban gyare-gyaren fili a China.Babban albarkatun kasa shine kullu-kamar prepreg wanda GF (yankakken fiber gilashin), UP (resin unsaturated), MD (filler) da ƙari daban-daban.An fara amfani da kayan DMC a tsohuwar Jamus ta Yamma da Ingila a cikin 1960s, sannan aka haɓaka a Amurka da Japan a cikin 1970s da 1980, bi da bi.Saboda BMC girma gyare-gyare fili yana da kyau kwarai lantarki Properties, inji Properties, zafi juriya, sinadaran lalata juriya, da kuma adapts zuwa daban-daban gyare-gyaren matakai, shi zai iya saduwa da yi da bukatun na daban-daban kayayyakin, kuma shi ne yadu amfani a mota masana'antu, Railway sufuri, yi na'urorin haɗi. , injiniyoyi da kayayyakin lantarki da sauran fannoni.
Abubuwan haɗin SMC sune mahadin gyare-gyaren takarda.Babban kayan albarkatun kasa sun hada da GF (yarn na musamman), UP (resin unsaturated), ƙaramar ƙarar ƙaranci, MD (filler) da wasu ƙarin taimako.Ya fara bayyana a Turai a farkon shekarun 1960, kuma a kusa da 1965, Amurka da Japan sun ci gaba da yin wannan sana'a.A ƙarshen 1980s, ƙasata ta gabatar da layukan samarwa na SMC na waje da hanyoyin samarwa.Abubuwan haɗin SMC da samfuran su na SMC suna da kyawawan kaddarorin rufewar lantarki, kaddarorin injiniyoyi, kwanciyar hankali na thermal, da juriya na lalata sinadarai.Don haka, kewayon aikace-aikacen samfuran SMC ya zama gama gari.Yanayin ci gaba na yanzu shine maye gurbin kayan BMC tare da abubuwan haɗin SMC.
Yanzu aikace-aikacen murfin manhole ɗin mu yana taka rawar gani sosai a rayuwarmu, kuma murfin manhole ɗin guduro ya fito fili saboda aikin tsabtace kansu.
Yin amfani da murfin resin manhole a kan hanya yana da halaye na rufi, babu hayaniya, babu darajar sake amfani da sata na halitta.Ba za a iya maye gurbinsa ba don suturar baƙin ƙarfe na baƙin ƙarfe.
Rufin resin manhole an yi shi ne ta hanyar gyare-gyare na musamman, wanda ke sa birnin ya zama sabo.Rayuwar sabis shine m shekaru 20-50.Rufin resin composite manhole da aka kafa ta hanyar gyare-gyaren zafin jiki mai girma yana da fa'idodin nauyi mai nauyi da ƙarfin ƙarfi, kyakkyawan juriya ga gajiya da lalata aminci.Yana da fa'idar yin gyare-gyare mai sauƙi, ƙaramar ƙarar niƙa, juriya mai kyau na lalata sinadarai, juriya mai kyau na acid da alkali da kyaun bayyanar, da gurɓataccen ruwa a cikin ruwan datti yana ƙara raguwa.
Yanzu a kasuwa, murfin manhole da masana'antun kera murfin manhole daban-daban ke samarwa ana yin su da abubuwa daban-daban, amma fasali da yawa iri ɗaya ne:
1. Ƙarfin aikin sata mai ƙarfi: Rubutun mahaɗar manhole gabaɗaya ana yin su ne da guduro mara kyau, fiber gilashi da sauran kayan ta hanyar samar da kayayyaki na musamman, kuma samfuran ba su da darajar sake yin amfani da su.Ƙarfafawa ba sauƙi ba ne.
2. Rayuwar sabis: Ta hanyar yin amfani da resin mai girma, gilashin gilashi da tsarin tsarin samar da kayan aiki na musamman, an tabbatar da shigar da murfin da aka haɗa da kyau a cikin gilashin gilashin, kuma an inganta mannewa tsakanin su biyun, don haka kayan aiki. ba za a lalace a ƙarƙashin aikin lodin cyclic ba.Lalacewa ta ciki tana faruwa, don haka tabbatar da rayuwar sabis na samfurin da fa'idodin sauran fa'idodin gurɓatattun rijiyoyin manhole, da kawar da rashin lahani na mannewa mara kyau.
3. Babban zafin jiki / ƙananan zafin jiki, aikin haɓaka mai kyau da kuma juriya mai ƙarfi: samfurin yana da lalata, ba mai guba ba kuma marar lahani.Babu abubuwan karafa.Ana iya amfani da shi a cikin hadaddun da canzawa, matsananci da wurare masu wuya.Cibiyoyin gwaji na ƙasa masu dacewa sun gwada murfin manhole ɗin da Bester composite manhole ƙera masana'anta an gwada su, kuma suna da tsayayyen acid da juriya na alkali, juriyar lalata, rigakafin tsufa da sauran alamomi masu yawa waɗanda suka dace da ƙa'idodin ingancin samfur.
4. Kyakkyawan kuma mai amfani, babban matsayi: bisa ga bukatun abokan ciniki masu girma, za mu iya yin hadaddun LOGO da launuka iri-iri a saman murfin manhole guda ɗaya na ƙirar ƙirar mutum, don haka ƙirar ta kasance m, launi. yana da haske kuma a sarari.Dangane da buƙatun abokin ciniki, ana iya sanya shi cikin sifofin kwaikwayi daban-daban da launuka waɗanda suke daidai da shimfidar dutse daban-daban.
5. Ƙarfin ƙarfi mai ƙarfi: Ƙarƙashin ƙasa yana ɗaukar tsarin ƙira na musamman, kuma ci gaba da ƙarfafa fiber da aka yi amfani da shi an yi shi ne da kayan aiki don tabbatar da cewa fiber da gilashin fiber ɗin an haɗa su, don haka samfurin yana da ƙayyadaddun kayan aiki.
6. Kariyar muhalli, rashin zamewa, ƙaramar hayaniya: murfin rami ba zai zamewa ba bayan an birgima motar, kuma ba za a sami ƙarar kunne da gurɓatacce ba.
Lokacin shigar da murfin manhole mai hade, bi waɗannan matakai guda huɗu:
1. Kafin shigarwa, kafuwar murfin manhole ya kamata ya zama mai tsabta kuma mai ƙarfi, kuma diamita na ciki, tsayi da nisa ya kamata a ƙayyade daidai da girman murfin manhole.
2. Lokacin shigar da murfin rami mai hade a kan hanyar siminti, kula da mashin ɗin rijiyar ya kamata a zuba da kankare, kuma a kafa zoben kariya na kankare a gefen don kiyayewa na kusan kwanaki 10.
3. A lokacin da ake sanya murfi na rijiyoyin da aka haɗa a kan titin kwalta, ya kamata a mai da hankali don guje wa injinan gine-gine da ke jujjuya murfin ramin da kujerar rijiyar don guje wa lalacewa.
4. Domin kiyaye kyawun murfin magudanar ruwa da bayyanannen rubutun hannu da tsari, a kiyaye kar a bata murfin ramin yayin zuba kwalta da siminti a saman titi.
hanyar ci gaba:
(1) Ƙarfinsa ya kasance na biyu kawai ga na murfin robo na dutse.Yana iya ɗaukar fiye da tan 40 na motoci.
(2) Cikakken aikinta yana tsakanin murfin dutse-roba da murfin madaidaicin siminti, wanda ya fi na siminti;ana iya amfani dashi a lokuta tare da manyan buƙatun fasaha don murfin manhole.
(3) Babban fa'idarsa ita ce, baya amfani da ƙarfafa kwarangwal na ƙarfe, amma ana ƙarfafa shi da haɗin fiber gilashi, wanda na samfuran nau'in GRC ne.Sabili da haka, yana da fa'ida ta rashin tasiri lokacin da farashin ƙarfe ya ci gaba da tashi.Domin ba ya ƙunshe da ɗan ƙaramin ƙarfe, ya fi hana sata fiye da robobin dutse da fiber simintin manhole.
(4) Gudun warkewar sa ya ninka na simintin fiber sau da yawa, kuma ana iya rushe shi cikin sa'o'i 8.Idan an samar da shi a cikin sau uku, ana iya rushe shi sau uku a cikin sa'o'i 24.Ko da yake adadin mold ya fi na filastik dutse, yana da 1/6 kawai na murfin manhole na fiber kankare.Hakanan zai iya rage saka hannun jari.Tare da fitarwa na shekara-shekara na saiti 10,000 na murfin rami, saiti 10 ne kawai ake buƙata.
(5) Murfin manhole manhole yana da kyau, mafi ci gaba, kuma ba a yarda da wasu molds (kamar molds molds).
(6) A cikin ci gaba da haɓakawa da sabunta murfin rami mai haɗaka, alamu daban-daban sun wuce ma'auni na masana'antu na ma'aikatar gine-gine, kuma a asali sun kai matsayin ingancin masana'antar murfin manhole na ƙasata.
Malama Serafina +86 15102806197
Lokacin aikawa: Afrilu-23-2022
