Ibukeka Kanjani Ikhebula Elivamile Langaphakathi Langaphakathi?

Ubuchwepheshe Cindezela

Ibukeka Kanjani Ikhebula Elivamile Langaphakathi Langaphakathi?

Izintambo zangaphakathi zangaphakathi zivame ukusetshenziswa ezinhlelweni zekhebula ezihlelekile. Ngenxa yezici ezihlukahlukene ezifana nemvelo yokwakha kanye nezimo zokufakwa, ukuklanywa kwezintambo ze-optical zasendlini kuye kwaba nzima kakhulu. Izinto ezisetshenziselwa imicu ye-optical kanye nezintambo zihlukahlukene, nezakhiwo zemishini nezokubona zigcizelelwa ngokuhlukile. Izintambo ezibonakalayo zasendlini ezivamile zihlanganisa izintambo zegatsha ezinomgogodla owodwa, izintambo ezingahlanganisiwe, namakhebuli ahlanganisiwe. Namuhla, UMHLABA OWODWA uzogxila kolunye lwezinhlobo ezivame kakhulu zezintambo ezibonakalayo ezihlanganisiwe: GJFJV.

intambo yokubona

GJFJV Indoor Optical Cable

1. Ukubunjwa Kwesakhiwo

Imodeli ejwayelekile embonini yezintambo ezibonakalayo zasendlini yi-GJFJV.
I-GJ - Ikhebula le-optical yokuxhumana yasendlini
F - Ingxenye ye-non-metallic reinforcing
J - Isakhiwo se-fiber optical esivikelwe ngokuqinile
V - Polyvinyl chloride (PVC) sheath

Qaphela: Ekuqanjweni kwempahla ye-sheath, "H" imele igobolondo elingenayo intuthu ephansi, futhi elithi "U" limele i-polyurethane sheath.

ikhebula

2. I-Indoor Optical Cable Cross-Section Diagram

ikhebula

Izinto Zokuqamba nezici

1. I-Optical Fiber Ehlanganisiwe (Yakhiwe nge-fiber optical kanye nongqimba lwangaphandle lokunamathela)

I-fiber optical yenziwe nge-silica material, kanti ububanzi obujwayelekile bokuvala yi-125 μm. Idayamitha eyinhloko yemodi eyodwa (B1.3) ingu-8.6-9.5 μm, futhi kumamodi amaningi (OM1 A1b) ngu-62.5 μm. Idayamitha eyinhloko ye-OM2 yemodi eminingi (A1a.1), OM3 (A1a.2), OM4 (A1a.3), kanye ne-OM5 (A1a.4) ngu-50 μm.

Ngesikhathi somdwebo we-fiber optical glass, ungqimba lwe-elastic coating lusetshenziswa kusetshenziswa ukukhanya kwe-ultraviolet ukuvimbela ukungcoliswa uthuli. Lokhu kunamathela kwenziwa ngezinto ezifana ne-acrylate, irabha ye-silicone, neyiloni.

Umsebenzi we-coating ukuvikela i-optical fibre surface kumswakama, igesi, nokuhuzuka komshini, kanye nokuthuthukisa ukusebenza kwe-microbend yefiber, ngaleyo ndlela kunciphisa ukulahlekelwa okwengeziwe kokugoba.

I-coating ingaba nombala ngesikhathi sokusetshenziswa, futhi imibala kufanele ihambisane ne-GB/T 6995.2 (Blue, Orange, Green, Brown, Gray, White, Red, Black, Yellow, Purple, Pink, noma Cyan Green). Ingase futhi ihlale ingenambala njengemvelo.

2. Isendlalelo sebhafa esiqinile

Materials: Enobungani nemvelo, i-polyvinyl chloride (PVC) engashi,umusi ophansi we-halogen-free (LSZH) polyolefin, ikhebula elikhawula ilangabi elinesilinganiso se-OFNR, ikhebula elincisha ilangabi elilinganiselwe nge-OFNP.

Umsebenzi: Iphinde ivikele imicu ye-optical, iqinisekisa ukuvumelana kwazo nezimo ezihlukahlukene zokufaka. Inikeza ukumelana nokushuba, ukucindezela, nokugoba, futhi inikeza ukumelana kwamanzi nomswakama.

Sebenzisa: Isendlalelo sebhafa esiqinile singafakwa ikhodi yombala ukuze ikhonjwe, ngamakhodi ombala ahambisana namazinga e-GB/T 6995.2. Ukuze uthole ukuhlonza okungajwayelekile, izindandatho zombala noma amachashazi zingasetshenziswa.

3. Ukuqinisa Izingxenye

Okubalulekile:Intambo ye-Aramid, ikakhulukazi i-poly(p-phenylene terephthalamide), uhlobo olusha lwefayibha yokwenziwa yobuchwepheshe obuphezulu. Inezici ezinhle kakhulu ezifana namandla aphakeme kakhulu, i-modulus ephezulu, ukumelana nokushisa okuphezulu, ukumelana ne-asidi ne-alkali, engasindi, ukwahlukanisa, ukumelana nokuguga, nempilo ende yesevisi. Emazingeni okushisa aphezulu, igcina ukuzinza, ngezinga lokushwabana eliphansi kakhulu, ukukhasa okuncane, kanye nezinga lokushisa eliphakeme lokushintsha kwezingilazi. Iphinde inikeze ukumelana nokugqwala okuphezulu kanye nokungaqhubeki, okuyenza ibe yinto efanelekile yokuqinisa izintambo ezibonakalayo.

Umsebenzi: Intambo ye-Aramid izungeza ngokulinganayo nxazonke noma ibekwe ngobude emgodleni wekhebula ukuze inikeze ukwesekwa, ithuthukisa ukushuba kwentambo nokumelana nokucindezela, amandla okusebenza, ukuzinza kwe-thermal, nokuzinza kwamakhemikhali.

Lezi zici ziqinisekisa ukusebenza kokudluliswa kwekhebula kanye nempilo yesevisi. I-Aramid ibuye isetshenziswe ngokujwayelekile ekukhiqizeni amavesti angangenwa izinhlamvu namapharashuthi ngenxa yamandla ayo aqinile okuqina.

7
8(1)

4. Umgodla Wangaphandle

Izinto zokwakha: I-polyolefin ye-halogen-free-free-flame-retardant (LSZH), i-polyvinyl chloride (PVC), noma izintambo ze-OFNR/OFNP ezilinganiselwe i-flame-retardant. Ezinye izinto ze-sheath zingasetshenziswa ngokwezidingo zamakhasimende. I-polyolefin engenayo intuthu ephansi kufanele ihlangabezane nezindinganiso ze-YD/T1113; i-polyvinyl chloride kufanele ihambisane ne-GB/T8815-2008 yezinto ezithambile ze-PVC; I-thermoplastic polyurethane kufanele ihlangabezane nezindinganiso ze-YD/T3431-2018 zama-thermoplastic polyurethane elastomers.

Umsebenzi: I-sheath yangaphandle inikeza ukuvikeleka okwengeziwe kwamafiber optical, okuqinisekisa ukuthi angakwazi ukuzivumelanisa nezimo ezihlukahlukene zokufaka. Iphinde inikeze ukumelana nokucindezeleka, ukucindezela, nokugoba, kuyilapho inikeza ukumelana kwamanzi nomswakama. Ezimweni eziphakeme zokuphepha emlilweni, izinto ezingenantuthu ephansi ye-halogen zisetshenziselwa ukuthuthukisa ukuphepha kwekhebula, ukuvikela abasebenzi kumagesi ayingozi, intuthu, namalangabi uma kwenzeka umlilo.

Sebenzisa: Umbala we-sheath kufanele uhambisane namazinga e-GB/T 6995.2. Uma i-fiber optical iwuhlobo lwe-B1.3, i-sheath kufanele ibe phuzi; ohlotsheni lwe-B6, umgodla kufanele ube ophuzi noma ube luhlaza; ku-AIa.1-uhlobo, kufanele kube owolintshi; Uhlobo lwe-AIb kufanele lube mpunga; I-A1a.2-uhlobo kufanele lube luhlaza okwesibhakabhaka; kanye nohlobo lwe-A1a.3 kufanele lube nsomi.

9(1)

Izimo zohlelo lokusebenza

1. Okuvame ukusetshenziswa ezinhlelweni zokuxhumana zangaphakathi ngaphakathi kwezakhiwo, njengamahhovisi, izibhedlela, izikole, izakhiwo zezezimali, izitolo ezinkulu, izikhungo zedatha, njll. Isetshenziselwa ikakhulukazi ukuxhumana phakathi kwemishini emakamelweni amaseva kanye nokuxhumana nokuxhumana nabasebenza ngaphandle. Ukwengeza, izintambo ezibonakalayo zasendlini zingasetshenziswa kuzintambo zenethiwekhi yasekhaya, njengama-LAN namasistimu asekhaya ahlakaniphile.

2. Ukusetshenziswa: Amakhebuli okubona angaphakathi ahlangene, angasindi, alondoloza isikhala, futhi kulula ukuwafaka nokuyinakekela. Abasebenzisi bangakhetha izinhlobo ezahlukene zezintambo ezibonakalayo zasendlini ngokusekelwe ezidingweni ezithile zendawo.

Ezindlini ezijwayelekile noma ezindaweni zamahhovisi, izintambo ezijwayelekile ze-PVC zasendlini zingasetshenziswa.

Ngokwezinga likazwelonke le-GB/T 51348-2019:
①. Izakhiwo zomphakathi ezinobude obuyi-100m noma ngaphezulu;
②. Izakhiwo zomphakathi ezinobude obuphakathi kuka-50m no-100m nendawo engaphezu kuka-100,000㎡;
③. Izikhungo zedatha yebanga B noma ngaphezulu;
Lawa kufanele asebenzise izintambo ezibonakalayo ezingabambezeli ilangabi ezinesilinganiso somlilo esingekho ngaphansi kwebanga le-B1 elinentuthu ephansi, elingenayo i-halogen.

Ngokwendinganiso ye-UL1651 e-US, uhlobo lwekhebula elikhawula ilangabi eliphakeme kakhulu ikhebula le-Optical elilinganiselwe nge-OFNP, eliklanyelwe ukuzicisha ngaphakathi kwamamitha angu-5 uma livezwa ilangabi. Ukwengeza, ayikhiphi intuthu enobuthi noma umhwamuko, okuyenza ifaneleke ukufakwa kumapayipi okungenisa umoya noma amasistimu okucindezela okubuyisela umoya asetshenziswa kumpahla ye-HVAC.


Isikhathi sokuthumela: Feb-20-2025