Covered optical cables feem ntau yog ib leeg-ntxhais thiab ob-ntxhais qauv, thiab tseem tuaj yeem ua rau plaub-core qauv. Txoj kab uas hla yog 8-puab, thiab lub zog yog nyob rau hauv nruab nrab ntawm ob lub voj voog. Cov hlau lossis cov hlau tsis yog hlau tuaj yeem siv tau. Optical fiber nyob rau ntawm qhov chaw geometric ntawm 8-puab. . Cov fiber ntau kho qhov muag hauv cov sheathed cable siv G.657 me me bending radius optical fiber, uas tuaj yeem nteg nrog lub vojvoog dabtsi yog khoov ntawm 20 hli, uas yog tsim rau kev nkag mus rau hauv lub tsev hauv lub tsev los ntawm kev siv cov kav dej lossis cov xaim ci ntsa iab.
Tawv cable feem ntau hu ua sab hauv tsev tshem tawm thaiv kab hluav taws xob kho qhov muag. Nrog rau kev lag luam hauv tsev kho qhov muag fiber ntau pom pom lub sijhawm zoo ntawm kev txhim kho, kev siv fiber ntau tau dhau los ua qhov chaw kub hauv kev sib txuas lus kho qhov muag. Nyob rau hauv qhov project optical fiber nkag, sab hauv tsev xaim ze rau tus neeg siv yog qhov nyuaj tshaj plaws txuas. Qhov kev ua tau zoo thiab tensile kev ua tau zoo ntawm cov pa hluav taws xob sab hauv tsev tsis tuaj yeem ua tau raws li qhov yuav tsum tau ua ntawm FTTH (fiber rau hauv tsev) hauv tsev thaiv.
Lub phaj-zoo li tus poob kho qhov muag cable rau kev nkag mus rau hauv lub network (rau hauv tsev thaiv) yog muab qhov chaw sib txuas lus kho qhov muag (optical fiber) nyob rau hauv nruab nrab, thiab muab ob qho tib si uas tsis yog-metallic reinforcements (FRP) los yog hlau reinforcements ntawm ob sab. Thaum kawg, extruded dub los yog xim poly Vinyl chloride (PVC) los yog cov khoom siv tsis muaj pa taws halogen (LSZH, tsis tshua muaj pa taws, tsis muaj halogen, nplaim hluav taws) sheathed
Nta
Tshwj xeeb khoov-resistant optical fiber muab ntau dua bandwidth thiab txhim khu kev sib txuas lus network;
Ob qho tib si FRP lossis hlau reinforcements ua rau cov khoom siv kho qhov muag tau zoo compression kuj thiab tiv thaiv cov fiber ntau optical;
Optical cable muaj cov qauv yooj yim, lub teeb yuag thiab muaj zog practicability;
Tsim zawj tshwj xeeb, yooj yim rau tev, yooj yim rau kev sib txuas, yooj yim installation thiab txij nkawm;
Tsis tshua muaj pa taws halogen-dawb nplaim-retardant polyethylene sheath los yog nplaim-retardant PVC sheath, ib puag ncig tus phooj ywg.
Nws tuaj yeem sib phim nrog ntau hom kev sib txuas ntawm qhov chaw thiab tuaj yeem ua tiav ntawm qhov chaw.
Vim nws softness thiab lightness, poob cable yog dav siv nyob rau hauv kev nkag network; lub npe scientific ntawm qhov poob cable: npauj npaim-zoo li tus lead-hauv cable rau kev nkag mus rau network; vim nws cov duab zoo li npauj npaim; nws tseem hu ua npauj npaim-zoo li tus optical cable, Daim duab 8 Optical Cable
khoom qauv
Qhov zoo tib yam sheathed optical cable yog tus qauv qauv-yim qauv; ob qho tib si txhawb nqa cores nrog ib qho fiber ntau hauv nruab nrab; tus kheej-txhawb sheathed kho qhov muag cable ntxiv ib tug tuab steel hlau ncua kev kawm ntawv hlau rau cov qauv ntawm lub dog dig sheathed optical cable; Nyob rau hauv dav dav, tus kheej-txheej sheath Lub optical fiber cable yog ib tug ntxiv steel hlau, thiab lwm yam nyob twj ywm unchanged;
Cov qauv ntawm txhua tus neeg tsim khoom ntawm no hom ntawm optical cable yog txawv. Tab sis nws feem ntau tsis yog hlau reinforced core, coj tus npauj npaim-puab sheathed optical cable ua piv txwv. Tus ntoo khaub lig zoo li npauj npaim, thiaj li hu ua. Ntawm ob sab, muaj stiffeners nyob rau hauv cov tawv hlau, thiab nruab nrab ib feem yog ib tug optical fiber.
1. Npauj npaim-zoo li tus optical cables muab faib ua sab hauv thiab sab hauv (sab hauv) thiab sab nraum zoov. Tus nqi sib txawv ntawm ob yog qhov loj heev. Tus nqi ntawm hom sab nraum zoov yog li ob npaug ntawm tus nqi ntawm sab hauv tsev. Tus nqi yuav tsum tau txiav txim siab thaum ua cov phiaj xwm tsim tshwj xeeb. Feem ntau hais lus, Ordinary fiber optic cable (GYTA-G 652D) tseem siv sab nraum zoov, thiab sab hauv tsev npauj npaim fiber ntau optic cables yog siv sab hauv tsev, thiab ob qho tib si hloov los ntawm fiber ntau splitting thawv lossis splice thawv.
2. Tus npauj npaim-zoo li tus kho qhov muag cable muaj lub vojvoog me me ntawm curvature, lub teeb yuag, kuj zoo bending kuj, yooj yim kho, thiab yooj yim rau kev txiav tawm hauv lub thawv 86 davhlau ya nyob twg.
3. Tus npauj npaim zoo li lub tsev kho qhov muag cable muaj ob daim ntawv: non-metallic strengthening member thiab hlau reinforcing member. Muab rau hauv tus account cov yam ntxwv ntawm kev tiv thaiv xob laim thiab muaj zog hluav taws xob cuam tshuam, cov tsis yog xim hlau ntxiv dag zog rau cov tswv cuab npauj npaim optical cable yuav tsum tau siv sab hauv tsev.
4. Sab hauv npauj npaim kho qhov muag cables muaj qhov tshwj xeeb xws li 1 cores, 2 cores, 3 cores, 4 cores, thiab lwm yam. Ib leeg tub ntxhais cable yuav tsum siv rau cov neeg siv hauv tsev kom nkag tau npauj npaim fiber ntau cables; rau cov neeg siv kev lag luam kom nkag mus rau npauj npaim optical cables, nias 2--4 Core cable tsim.
Muaj txias splicing thiab vuam.
Cold splicing yog rau nruab lub davhlau ya nyob twg los ntawm kev npaj lub ntsej muag kawg ntawm lub optical fiber thiab txuas nrog lub taub hau flange.
Daim ntawv thov
Rau kev xaim sab hauv tsev, cov neeg siv kawg siv ncaj qha siv cables;
Siv los tsim kho qhov muag fiber ntau cables;
Nws yog siv rau sab hauv tsev ntawm cov neeg siv hauv FTTH.
Txoj kev tsim kho
Nyob rau hauv qhov loj-scale siv tawv fiber optic cables nyob rau hauv FTTX tej yaam num, ob txoj kev splicing mas yog siv: ib tug yog optical cable txias splicing tshuab (lub cev splicing) raws li txias splicing, thiab thermal fusion tshuab siv fusion splicer ua ib lub cuab tam.
Cold sib koom tshuab
Cold splicing thev naus laus zis: Cov fiber ntau optical txias splice yog siv thaum ob lub pigtails yog butted. Lub ntsiab tivthaiv sab hauv yog precision v-groove. Tom qab ob lub pigtails raug rub tawm, qhov txias splice yog siv los paub txog lub pob tw ntawm ob lub pigtails. Kev ua haujlwm yog yooj yim dua thiab sai dua, thiab nws txuag lub sijhawm dua li kev siv fusion splicer.
Nyob rau saum npoo, kev ua haujlwm txias splicing yog yooj yim thiab ceev, uas txuag lub sij hawm piv rau kub yaj ntawm fusion splicer. Txawm li cas los xij, cov tshuab txias splicing feem ntau yog siv rau hauv kev siv thaum muaj xwm txheej ceev tom qab kev sib txuas lus ntawm optical cable cuam tshuam.
Lub tshuab txias sib koom ua ke muaj qhov tsis xws luag:
(1) Qhov kev sib txuas txias poob yog qhov loj. Vim yog siv cov kev sib txuas ntawm lub cev, ob lub fibers optical txuas tag nrho los ntawm V-groove thiab cov kua sib txuam, yog li qhov kev poob yog pom tseeb ntau dua li qhov kub-melt kev twb kev txuas taw tes. Nyob rau hauv FTTX qhov project, txawm hais tias cov kab poob yuav tsum tsis nruj raws li qhov yuav tsum tau ua ntawm lub cev kab, qhov poob loj yog qhov ua tsis tau zoo.
(2) Lub neej kev pabcuam luv luv thiab tus nqi kho mob siab. Hauv kev siv tshuab txias txias, lub luag haujlwm ntawm cov kua dej sib xyaw yog qhov tseem ceeb heev. Tshaj tawm cov kev txheeb cais ntawm tus neeg teb xov tooj cov neeg siv khoom, cov dej sib txawv txawv teb chaws feem ntau muaj lub neej ntev li ntawm 3 xyoos, thaum cov dej sib xyaw hauv tsev muaj lub neej ntev ntawm 1.5 txog 2 xyoos. Ua li no, tus nqi ntawm kev saib xyuas yog nce. Tsis tas li ntawd, tus nqi ntawm qhov txias splice feem ntau yog kwv yees li 30 mus rau 50 yuan (nws tuaj yeem muab tshem tawm thiab rov siv dua, tab sis qhov tseeb ntawm kev rov qab siv dua tom qab disassembly txo qis heev, yog li qhov txias splice yog nominally repeatable, tab sis nws yog tiag tiag siv nyob rau hauv kev tsim kho. txheej txheem tsuas yog siv ib zaug), qhov kev siv tiag tiag thiab kev saib xyuas tus nqi yog siab.
Kub yaj technology
1. Lub splicing poob yog me me. Ob lub optical fibers yog fusion spliced nyob rau hauv raws li lub cev kab qauv siv kub-melt technology, uas zoo heev txo splicing poob.
2. Lub neej ua haujlwm ntev thiab tus nqi tu qis. Txij li thaum cov txheej txheem kub-kua yog xav tau rau kev tsim kho ntawm cov kab tseem ceeb, lub neej ntawm qhov chaw vuam dav dav yuav zoo ib yam li lub neej ntawm cov kab hluav taws xob zoo tib yam, thiab tsis muaj ib qho teeb meem ntawm lub neej.
Txoj kev hauv tsev
Cov neeg siv hluav taws xob hauv tsev
Hauv qhov project FTTH, tus neeg siv' txoj kab hluav taws xob sab hauv tsev yog qhov sib txuas nyuaj tshaj plaws, thiab ntau yam raug txiav txim siab. Nws yog ib qho tsim nyog los xyuas kom meej qhov kev nyab xeeb ntawm Circuit Court, thaum coj mus rau hauv tus account qhov zoo nkauj ntawm sab hauv, nrog rau kev yooj yim ntawm kev tsim kho. Cov kab ke ib txwm nyob hauv tsev kho qhov muag tsis tuaj yeem ua tau raws li qhov xav tau ntawm kev xaim hauv tsev ntawm FTTH qhov project ntawm theem no. Raws li kev hloov pauv rau cov kab hluav taws xob hauv tsev kho qhov muag, Weipuxun tawv cable tuaj yeem hloov kho rau feem ntau cov kab hluav taws xob sab hauv tsev, piv txwv li, nws tuaj yeem tig nrog lub vojvoog dabtsi yog khoov ntawm 20 hli, tuaj yeem dais sab siab ntawm cov neeg taug kev ntawm cov kab hluav taws xob kho qhov muag, thiab cov cab tuaj yeem tshwm sim. los ntawm engineering kev tsim kho rub. Nyob rau tib lub sijhawm, nrog rau ntau yam kev sib txuas ntawm thaj chaw, kev txiav tawm thiab kev docking tuaj yeem pom tau hauv lub sijhawm luv tshaj plaws. Yog li ntawd, Weipuxun tawv cable yog qhov kev xaiv zoo tshaj plaws rau FTTH hauv tsev thaiv.
Vertical thiab kab rov tav thaiv hauv lub tsev
Ib yam li cov neeg siv hluav taws xob sab hauv tsev, VIPXun cable kuj tsim nyog rau txoj kab ntsug thiab kab rov tav hauv cov tsev. Kab rov tav cabling tsis xav tau ntau rau cov kab hluav taws xob kho qhov muag, tab sis ntsug cabling yuav tsum xav tau cov kab hluav taws xob kho qhov muag kom muaj qee qhov kev ua haujlwm tensile. Weipuxun tawv cable tuaj yeem tiv taus qhov siab tshaj plaws tensile quab yuam ntawm 200 Newtons rau lub sijhawm luv thiab 100 Newtons rau lub sijhawm ntev, yog li nws tuaj yeem ua kom muaj kev nyab xeeb thiab ruaj khov kev ua tau zoo ntawm txoj kab ntsug ntawm cov tawv cable nyob rau hauv qee qhov siab.
Kev txhawb nqa tus kheej nyiaj siv ua haujlwm hauv tsev
Txij thaum yug tus kheej"8" wiring optical cable muaj hlau ncua kev kawm ntawv hlau, nws muaj zog tensile kev ua tau zoo thiab muaj peev xwm tiv taus ib ncua ntawm 50 meters. Cov kab hluav taws xob kho qhov muag tau muab tso rau hauv ib qho nyiaj siv ua haujlwm sab nraum zoov, lub tsev hlau dai hlau yog txiav tawm ua ntej nkag mus rau hauv lub tsev thiab tsau rau ntawm tus tuav tshwj xeeb, thiab cov khoom siv kho qhov muag txuas ntxiv yog stripped ntawm cov hlau dai hlau thiab nkag mus rau hauv chav tsev nrog tawv tawv. kab.
Cov kav dej hauv tsev
Txij li cov yeeb nkab-mapped optical cable yog ib qho nyuaj thiab muaj zog tensile ntau dua li sheathed kho qhov muag cable, thiab cov optical cable muaj cov ntaub ntawv thaiv dej, uas tuaj yeem txo cov nag los nag sab nraum zoov, nws yog qhov tsim nyog rau kev tso dej tawm sab nraum zoov ntev. Weipuxun pipeline mapping optical cable txais tag nrho cov qauv uas tsis yog-hlau, yog li zam kev nkag ntawm xob laim rau hauv chav tsev. Tom qab cov fiber ntau optic cable nkag mus rau hauv tsev, cov ntaub thaiv sab nrauv, cov ntaub ntawv thaiv dej thiab cov khoom siv ntxiv yog stripped, thiab sab hauv sheathed fiber optic cable yog siv ncaj qha rau hauv tsev thaiv, uas tau txais tag nrho cov txiaj ntsig ntawm sheathed fiber optic cable sab hauv tsev, thiab txo qhov txuas ntawm sab nraum zoov thiab sab hauv tsev fiber ntau optic cable splicing.