1 Gabatarwa
Don tabbatar da hatimin tsayin igiyoyin fiber optic kuma don hana ruwa da danshi shiga cikin kebul ko akwatin junction da lalata ƙarfe da fiber, wanda ke haifar da lalacewar hydrogen, fashewar fiber da raguwar ƙarancin wutar lantarki, ana amfani da waɗannan hanyoyin da yawa don hana ruwa da danshi:
1) Cika cikin kebul tare da man shafawa na thixotropic, ciki har da nau'in mai hana ruwa (hydrophobic), nau'in kumburin ruwa da nau'in fadada zafi da sauransu. Irin wannan nau'in kayan kayan mai ne, suna cika adadi mai yawa, tsada mai tsada, sauƙin gurɓata muhalli, da wahalar tsaftacewa (musamman a cikin kebul ɗin splicing tare da sauran ƙarfi don tsaftacewa), da nauyin nauyin kebul ɗin ya yi nauyi sosai.
2) A cikin ciki da na waje da ke tsakanin yin amfani da zobe na shinge mai narke mai zafi, wannan hanya ba ta da inganci, tsari mai rikitarwa, kawai 'yan masana'antun zasu iya cimma. 3) Yin amfani da busassun busassun busassun kayan hana ruwa (foda mai shayar da ruwa, tef mai hana ruwa, da sauransu). Wannan hanyar tana buƙatar fasaha mai girma, amfani da kayan aiki, farashi mai yawa, nauyin kai na kebul kuma yana da nauyi sosai. A cikin 'yan shekarun nan, an gabatar da tsarin "bushewar core" a cikin kebul na gani, kuma an yi amfani da shi sosai a ƙasashen waje, musamman a cikin magance matsalar nauyin nauyin nauyin nauyin nauyin nauyin nauyin nauyin nauyin nauyin nauyin nauyin nauyin nauyin nauyin nauyin nauyin nauyin nauyin nauyin nauyin nauyin nauyin nauyin nauyin nauyin nauyin nauyin nauyin nauyin nauyin nauyin nauyin nauyin nauyin nauyin nauyin nauyin nauyin nauyin nauyin nauyin nauyin nauyin nauyin nauyi mai yawa. Abubuwan toshe ruwa da ake amfani da su a cikin wannan kebul na “bushewar core” shine yarn mai toshe ruwa. Yarn da ke toshe ruwa zai iya ɗaukar ruwa da sauri kuma ya kumbura don samar da gel, tare da toshe sararin tashar ruwa ta kebul, don haka cimma manufar toshe ruwa. Bugu da ƙari, yarn mai toshe ruwa ya ƙunshi abubuwa masu mai kuma lokacin da ake buƙata don shirya splice za a iya ragewa da yawa ba tare da buƙatar gogewa, kaushi da masu tsaftacewa ba. Don samun tsari mai sauƙi, ginin da ya dace, ingantaccen aiki da ƙananan kayan hana ruwa, mun haɓaka sabon nau'in nau'in igiya na USB mai hana ruwa-ruwa-blocking yarn.
2 Ka'idar hana ruwa da halaye na yarn mai toshe ruwa
Aikin toshe ruwa na yarn mai toshe ruwa shine yin amfani da babban jikin fibers na toshe ruwa don samar da babban adadin gel (ruwan sha na iya kaiwa sau da yawa nasa girma, kamar a cikin minti na farko na ruwa za a iya faɗaɗawa da sauri daga kusan 0.5mm zuwa kusan 5. 0mm diamita), kuma ikon riƙe ruwa na gel yana da ƙarfi sosai, don haka zai iya hana haɓakar ruwa daga gel. kutsawa da yadawa, don cimma manufar juriyar ruwa. Kamar yadda kebul na fiber optic dole ne ya jure yanayin muhalli daban-daban yayin kera, gwaji, sufuri, ajiya da amfani, yarn mai toshe ruwa dole ne ya sami halaye masu zuwa don amfani da kebul na fiber optic:
1) bayyanar mai tsabta, kauri mai kauri da laushi mai laushi;
2) Wani ƙarfin injiniya don saduwa da buƙatun tashin hankali lokacin ƙirƙirar kebul;
3) kumburi mai sauri, kyakkyawan kwanciyar hankali na sinadarai da ƙarfi mai ƙarfi don shayar ruwa da samuwar gel;
4) Kyakkyawan kwanciyar hankali na sinadarai, babu wani abu mai lalacewa, mai jure wa kwayoyin cuta da kyallen takarda;
5) Kyakkyawan kwanciyar hankali na thermal, kyakkyawan juriya na yanayi, mai dacewa da sarrafawa da samarwa daban-daban na gaba da kuma yanayin amfani daban-daban;
6) Kyakkyawan dacewa tare da sauran kayan fiber optic na USB.
3 Yarn mai jure ruwa a cikin aikace-aikacen fiber fiber na gani
3.1 Amfani da yadudduka masu jure ruwa a cikin igiyoyin fiber na gani
Masana'antun kebul na fiber optic na iya ɗaukar nau'ikan tsarin kebul daban-daban a cikin tsarin samarwa don biyan bukatun masu amfani gwargwadon halin da suke ciki da bukatun masu amfani:
1) Tsawon ruwa na toshewa na waje tare da yadudduka masu hana ruwa
A cikin murɗaɗɗen tef ɗin ƙarfe mai lanƙwasa, babban kube na waje dole ne ya zama mai hana ruwa a tsayi don hana danshi da zafi shiga kebul ko akwatin haɗin. Don cimma shingen ruwa na tsayin daka na kwasfa na waje, ana amfani da yadudduka na ruwa guda biyu, ɗaya daga cikinsu an sanya shi daidai da tsakiyar kebul na sheath na ciki, ɗayan kuma an nannade shi a kusa da tsakiyar kebul a wani filin (8 zuwa 15 cm), an rufe shi da tef ɗin ƙarfe mai wrinkled da PE (polyethylene) don raba shingen ruwa zuwa ƙananan igiyoyin igiya. rufaffiyar daki. Yarn mai shingen ruwa zai kumbura kuma ya samar da gel a cikin ɗan gajeren lokaci, yana hana ruwa shiga cikin kebul ɗin kuma ya iyakance ruwan zuwa wasu ƙananan ɗakunan da ke kusa da wurin kuskure, don haka cimma manufar shingen ruwa mai tsayi, kamar yadda aka nuna a hoto na 1.
Hoto 1: Yawan amfani da yarn mai toshe ruwa a cikin kebul na gani
2) Tsawon ruwa mai tsayi na kebul na tsakiya tare da yadudduka masu hana ruwaAna iya amfani da shi a cikin kebul core na sassa biyu na yarn mai toshe ruwa, ɗayan yana cikin kebul na ginshiƙin ƙarfe na ƙarfe mai ƙarfi, ta amfani da yarn mai hana ruwa guda biyu, yawanci yarn mai toshe ruwa da igiyar ƙarfe mai ƙarfi da aka sanya a layi daya, wani yarn mai toshe ruwa zuwa babban farar da aka nannade a kusa da waya, akwai kuma nau'ikan toshe ruwa guda biyu da kuma ƙarfin ƙarfe mai ƙarfi da aka sanya a cikin layin ruwa mai ƙarfi, toshe igiyar ruwa mai ƙarfi. na biyu yana cikin madaidaicin casing, kafin a matse kumfa na ciki, yarn mai toshe ruwa azaman amfani da zaren taye, yarn mai toshe ruwa guda biyu zuwa ƙaramin farar (1 ~ 2cm) a gaba da gaba, yana samar da kwanon toshewa mai yawa da ƙananan, don hana shigar ruwa, wanda aka yi da tsarin "bushewar USB core".
3.2 Zaɓin yadudduka masu jure ruwa
Domin samun kyakkyawan juriya na ruwa da ingantaccen aikin sarrafa injina a cikin tsarin masana'anta na kebul na fiber optic, yakamata a lura da waɗannan abubuwan yayin zaɓar yarn juriya na ruwa:
1) Kaurin yarn mai hana ruwa
Domin tabbatar da cewa fadada yarn mai toshe ruwa na iya cika rata a cikin sashin giciye na kebul, zaɓin kauri na yarn mai hana ruwa yana da mahimmanci, ba shakka, wannan yana da alaƙa da girman tsarin na USB da kuma faɗaɗa adadin yarn mai hana ruwa. A cikin tsarin kebul ya kamata ya rage kasancewar giɓi, kamar yin amfani da babban adadin faɗaɗa na yarn mai hana ruwa, to ana iya rage diamita na yarn mai hana ruwa zuwa mafi ƙanƙanta, ta yadda zaku iya samun ingantaccen aikin toshe ruwa, amma kuma don adana farashi.
2) Yawan kumburi da ƙarfin gel na yadudduka masu hana ruwa
IEC794-1-F5B gwajin shigar ruwa ana gudanar da shi akan cikakken sashin kebul na fiber optic. An ƙara 1m na ginshiƙi na ruwa zuwa samfurin 3m na kebul na fiber optic, 24h ba tare da yabo ba ya cancanta. Idan kumburin zaren da ke toshe ruwa bai yi daidai da yawan shigar ruwa ba, mai yiyuwa ne ruwan ya wuce samfurin a cikin ‘yan mintoci kadan da fara gwajin kuma har yanzu zaren toshe ruwa bai cika kumbura ba, duk da cewa bayan wani lokaci zaren toshe ruwa zai kumbura ya toshe ruwan, amma wannan kuma gazawa ce. Idan haɓakar haɓaka ya fi sauri kuma ƙarfin gel bai isa ba, bai isa ya tsayayya da matsa lamba ta hanyar ginshiƙin ruwa na 1m ba, kuma toshewar ruwa kuma zai gaza.
3) Laushin zaren da ke toshe ruwa
Kamar yadda laushin yarn mai toshe ruwa akan kayan aikin injiniya na kebul, musamman matsi na gefe, juriya mai tasiri, da dai sauransu, tasirin ya fi bayyane, don haka yakamata a yi ƙoƙarin amfani da yarn mai laushi mai toshe ruwa.
4) Ƙarfin ƙarfi, haɓakawa da tsayin yarn mai hana ruwa
A cikin samar da kowane tsayin tire na USB, yarn mai toshe ruwa ya kamata ya kasance mai ci gaba kuma ba tare da katsewa ba, wanda ke buƙatar yarn mai hana ruwa dole ne ya kasance yana da ƙayyadaddun ƙarfi da tsayin daka, don tabbatar da cewa ba a ja yarn mai hana ruwa yayin aikin samarwa, kebul a cikin yanayin shimfidawa, lankwasa, karkatar da yarn mai toshe ruwa ba ta lalace ba. Tsawon yarn na toshe ruwa ya dogara ne akan tsayin tiren kebul, don rage yawan lokutan da ake canza zaren a ci gaba da samarwa, tsawon lokacin da zaren toshe ruwa ya fi kyau.
5) Acidity da alkalinity na yarn mai hana ruwa ya kamata ya zama tsaka tsaki, in ba haka ba yarn mai hana ruwa zai amsa tare da kayan kebul kuma ya haifar da hydrogen.
6) Kwanciyar yarn mai hana ruwa
Tebur 2: Kwatanta tsarin toshe ruwa na yadudduka masu toshe ruwa tare da sauran kayan hana ruwa.
| Kwatanta abubuwa | Cika jelly | Zoben matse ruwan zafi mai narke | Tef mai toshe ruwa | Yarn mai toshe ruwa |
| Juriya na ruwa | Yayi kyau | Yayi kyau | Yayi kyau | Yayi kyau |
| Yin aiki | Sauƙi | Rikici | Ƙarin hadaddun | Sauƙi |
| Kayan aikin injiniya | Cancanta | Cancanta | Cancanta | Cancanta |
| Dogon dogara | Yayi kyau | Yayi kyau | Yayi kyau | Yayi kyau |
| Ƙarfin haɗin gwiwa | Gaskiya | Yayi kyau | Gaskiya | Yayi kyau |
| Hadarin haɗi | Ee | No | No | No |
| Hanyoyin oxidation | Ee | No | No | No |
| Mai narkewa | Ee | No | No | No |
| Mass kowane raka'a tsayin kebul na gani na fiber optic | Mai nauyi | Haske | Ya fi nauyi | Haske |
| kwararar kayan da ba'a so | Mai yiwuwa | No | No | No |
| Tsafta a samarwa | Talakawa | Talakawa | Yayi kyau | Yayi kyau |
| Gudanar da kayan aiki | Ganguna masu nauyi | Sauƙi | Sauƙi | Sauƙi |
| Zuba jari a cikin kayan aiki | Babba | Babba | Ya fi girma | Karami |
| Kudin kayan aiki | Mafi girma | Ƙananan | Mafi girma | Kasa |
| Farashin samarwa | Mafi girma | Mafi girma | Mafi girma | Kasa |
Ana auna kwanciyar hankali na yadudduka masu hana ruwa ta hanyar kwanciyar hankali na ɗan gajeren lokaci da kwanciyar hankali na dogon lokaci. Kwancen kwanciyar hankali an fi la'akari da hawan zafin jiki na ɗan gajeren lokaci (tsarin aiwatar da zafin jiki na extrusion har zuwa 220 ~ 240 ° C) akan kaddarorin ruwan shamaki na yarn ruwa da kaddarorin inji na tasiri; dogon lokaci kwanciyar hankali, yafi la'akari da tsufa na ruwa shãmaki yarn fadada kudi, fadada kudi, gel ƙarfi da kwanciyar hankali, tensile ƙarfi da elongation na tasiri, da ruwa shamaki yarn dole ne a cikin na USB ta dukan rayuwa (20 ~ 30 shekaru) ne Ruwa juriya. Hakazalika da man shafawa mai hana ruwa da tef mai hana ruwa, ƙarfin gel da kwanciyar hankali na yarn mai hana ruwa yana da mahimmancin halayen. Yarn mai toshe ruwa tare da babban ƙarfin gel da kwanciyar hankali mai kyau na iya kula da kyawawan abubuwan hana ruwa na dogon lokaci. Akasin haka, bisa ga ka'idojin ƙasa na Jamusanci na Jamusawa, wasu abubuwa a ƙarƙashin yanayin hudrolymesis, gel ɗin zai lalata cikin kayan nauyi mai nauyi sosai, kuma ba zai haifar da dalilin juriya na ruwa na dogon lokaci ba.
3.3 Aikace-aikacen yadudduka masu hana ruwa
Ruwa mai toshe yarn a matsayin kyakkyawan kayan aikin toshe ruwa na USB na gani, yana maye gurbin man mai, zafi mai narkewa m zoben toshe ruwa da tef mai hana ruwa, da dai sauransu ana amfani da shi da yawa a cikin samar da kebul na gani, Table 2 akan wasu halaye na waɗannan kayan hana ruwa don kwatantawa.
4 Kammalawa
A taƙaice, yarn mai toshe ruwa yana da kyakkyawan kayan toshewar ruwa wanda ya dace da kebul na gani, yana da halaye na gini mai sauƙi, ingantaccen aiki mai dogaro, ingantaccen samarwa, mai sauƙin amfani; da kuma yin amfani da kayan da ke cike da kebul na gani yana da fa'idodin nauyi mai sauƙi, ingantaccen aiki da ƙananan farashi.
Lokacin aikawa: Jul-16-2022