Ukuzenzekelayo kweShishini

Zisebenza Njani Ii-Cable Glands?

Intshayelelo
Iintambo zentambo zizixhobo ezibalulekileyo xa kucinywa iintambo kwiindawo ezinzima okanye ezinobungozi.
Kulapho kufuneka khona ukuvala, ukhuseleko lokungena kunye nesizathu sokuba i-cable gland ifake umhlaba.
Indima yayo kukudlulisa ngokukhuselekileyo ityhubhu, ucingo, okanye intambo kwindawo ebiyelweyo.
Zinceda ekunciphiseni uxinzelelo kwaye zenzelwe ukuba zibandakanye amalangatye okanye iindawo zombane ezinokwenzeka kwiindawo ezinobungozi.

Yintoni egqithisile:
Zikwasebenza njengesitywini, zithintela ukungcola kwangaphandle ukuba kungabangela nawuphi na umonakalo kwinkqubo yombane kunye nentambo.
Ezinye zezi zinto zingcolisayo zezi:

• ulwelo,
• ukungcola,
• uthuli

Ekugqibeleni, bayayithintela iingcingo ukuba zingatsalwa kwaye zijijeke ziphume kumatshini.
Kungenxa yokuba zinceda ekuboneleleni ngonxibelelwano olukhuselekileyo noluzinzileyo phakathi komatshini kunye nentambo eqhagamshelwe kuyo.

Kule khokelo, siza kukunceda uqonde ngcono indlela esebenza ngayo i-cable glands.
Masiqalise.

Ii-Cable Glands kunye neeNxalenye zeCable Gland
Iintambo zentambo zaziwa ngokuba 'zizixhobo zokungena kwiintambo ze-mechanical' ezisetyenziswa kunye neentambo kunye neentambo kwi:

• iinkqubo zokwenza izinto ngokuzenzekelayo (umz. idatha, ii-telecoms, umbane, ukukhanyisa)
• umbane, izixhobo kunye nolawulo

Imisebenzi ephambili ye-cable gland kukusebenza njengesixhobo sokuvala kunye nokuphelisa.
Iqinisekisa ukhuseleko lweendawo ezivalekileyo kunye nezixhobo zombane, kuquka ukuhanjiswa kwezi zinto zilandelayo:

• Ukuvalwa okongeziweyo kokusingqongileyo

Kwindawo yokungena kwintambo, gcina izinga lokukhusela ukungena kwento ebiyelweyo kunye noluhlu lwezixhobo ezifanelekileyo ezizimisele ukwenza le njongo.

Iintambo zentambo kumatshini ozenzekelayo

• Utywino olongezelelweyo

Kwindawo yentambo efika kwindawo ebiyelweyo, ukuba kufuneka ukhuseleko oluphezulu lokungena

• Amandla okubamba

Kwintambo ukuqinisekisa amanqanaba aneleyo okumelana 'kokukhupha' kwentambo yoomatshini

• Ukuqhubeka komhlaba

Kwimeko yentambo enesikhuselo, xa i-cable gland inesakhiwo sesinyithi.
Kwimeko enjalo, i-cable gland inokuvavanywa ukuqinisekisa ukuba iyakwazi ukumelana nomlinganiselo owaneleyo we-peak short circuit fault current.

• Ukhuseleko lokusingqongileyo

Ngokutywina kwisheya yentambo yangaphandle, ngaphandle komswakama nothuli oluvela kwisixhobo okanye kwindawo ebiyelweyo yombane

Uyabona:
Iintambo zentambo zinokwenziwa ngezinto ezingezizo ezesinyithi ukuya kwizinto zesinyithi.
Okanye ingaba ngumxube wezo zombini ezinokuthi zikwazi ukumelana nokugqwala.
Imiselwa ngokuqokelelwa ngokwemigangatho, okanye ngokuhlolwa kokumelana nokugqwala.

Ukuba isetyenziswa kwiindawo eziqhumayo, kubalulekile ukuba ii-cable glands zivunyiwe kuhlobo olukhethiweyo lwe-cable.
Kufuneka bagcine umgangatho wokhuseleko lwezixhobo abaqhagamshelwe kuzo.

Enye yezona zinto zibalaseleyo ngee-cable glands kukuba zinomsebenzi we-IP68 wokuthintela amanzi.
Oko kuthetha ukuba zingasetyenziswa ukwenza iindawo zokuphuma ezingangeni manzi kwiindawo ezivalekileyo nezimbi nakwiindawo ezixineneyo.

Ukuze uzisebenzise:
I-cable gland icinezela isitywino kwi-circular cable.
Iyayithintela ukungena kwamasuntswana okanye amanzi anokubangela umonakalo ongapheliyo kwizixhobo ze-elektroniki.

Umzekelo:
Ukuba ufuna ukudlulisa intambo kwindawo engangeni manzi, kufuneka ugqobhoze umngxuma kwindawo evalekileyo.
Oko ngenene kwenza ukuba ingasangeni manzi.

Iintambo zentambo kwindawo engangeni manzi
Ukulungisa ingxaki yakho, ungasebenzisa i-cable gland ukwenza isitywino esingangeni manzi esijikeleze i-cable yakho oyidlulisela kwindawo ebiyelweyo.
Umsebenzi we-IP68 ongangeni manzi ulungele iintambo eziqala kwi-3.5 ukuya kwi-8 millimeters ububanzi.
Olu hlobo lweentambo zentambo lwenzelwe ukufakwa ecaleni kwendawo engangeni manzi yeprojekthi.

Izinto eziyinxalenye yeeCable Glands
Zithini izinto eziyinxalenye ye-cable gland?
Lo ngumbuzo oqhelekileyo onokuthi uzibuze wona.

Izinto eziyinxalenye ye-cable glands
Iindawo ze-cable glands zichongwa ngokweentlobo ze-cable gland:

• intambo yentambo yokucinezela kunye;
• intambo yentambo yokucinezelwa kabini

Masixoxe ngayo nganye nganye.
Ukuba ubungazi okwangoku, intambo enye yokucinezela isetyenziswa kwiintambo ezixhotyiswe kancinci.
Zinendawo yokuba umphunga orhabaxa kunye nomswakama ungene kwaye uchaphazele intambo.
Uyilo lokucinezelwa okukodwa alunazo izangqa zekhowuni kunye nekhowuni.

Uyabona:
Kukho i-Neoprene rubber seal kuphela enika inkxaso yoomatshini xa uncamathisela intambo.
Okokugqibela, ii-single compression cable glands zine:

• i-nati yomzimba we-gland
• umzimba wendlala
• umshini wokuhlamba osicaba
• itshekhi yenati
• umshini wokuhlamba ngerabha
• uphawu lwerabha kunye;
• i-neoprene

Ezo ziindawo ze-single compression cable gland.
Ngoko ke, ngaba siyiqondile loo nto?

Kwelinye icala:
Uxinzelelo oluphindwe kabini lwahluke kakhulu kwi-single compression cable gland.

Ithetha ntoni le nto?
Into emnandi apha yile:
I-double compression cable gland isetyenziswa apho iingcingo ezixhonyiweyo zingena khona okanye zingena ebhodini.
Olu hlobo lwee-cable glands lubonelela ngenkxaso eyongezelelweyo.
Iintambo zentambo ezixineneyo kabini zinesici sokutywina kabini.

Yintoni egqithisile?
Kukho ucinezelo kwi-inner sheath kunye ne-cable armor.
Ngoko ke, ngaba ufuna ii-cable glands ezimelana nomlilo okanye ezimelana nemozulu?
Emva koko kufuneka uqwalasele uyilo lokucinezelwa kabini.

Qaphela kwakhona ukuba uyilo lokucinezelwa kabini luneringi yekhowuni kunye nekhowuni.
Oko kunika uncedo loomatshini kwintambo.
Ngoku, sithetha ngeendawo ze-double compression cable gland.
Inala macandelo alandelayo:

• itshekhi yenati
• itywina yerabha ye-neoprene
• iringi yekhoni
• ikhowuni
• i-nut yomzimba we-gland kunye;
• umzimba wendlala

Iinkcukacha zeeCable Glands
Uceba ukuthenga i-cable gland yakho?
Emva koko kufuneka ukhumbule ukuba kukho iinkcukacha ezininzi ze-cable gland ekufuneka uziqwalasele.
Ukuba ungathanda uncedo ngeenkcukacha ze-cable gland, nazi iindlela onokukhetha kuzo:

Izinto eziphathekayo

• Yenziwe ngentsimbi eshayinayo

Ii-stainless steel cable glands ziyagqwala kwaye ziyamelana neekhemikhali.
Banokuba nomlinganiselo ophezulu woxinzelelo

• Intsimbi

Iimveliso zenziwe ngentsimbi.

• I-PVC

I-PVC, eyaziwa ngokuba yi-polyvinyl chloride, isetyenziswa kakhulu.
Inomphezulu ogudileyo, ukuguquguquka okuhle, kunye neempawu ezingenabungozi.
Iindidi ezimbalwa zisetyenziswa kwiinkqubo zeekhemikhali nokutya ngenxa yendalo ye-PVC engasebenziyo.

• I-Polytetrafluoroethylene (PTFE)

Ubusazi na ukuba iPolytetrafluoroethylene yikhompawundi engenakuchazeka?
Ngoko ke yintoni ingongoma?
Kaloku, ibonakalisa umgangatho ophezulu wokuxhathisa iikhemikhali kunye nokungqubana okuncinci.

• I-Polyamide / I-Nylon

I-nylon yenziwe ngeendidi ezahlukeneyo zee-polyamides.
Yinto esetyenziswa ngokubanzi kwiindlela ezahlukeneyo zokusetyenziswa.
Ayinakumelana kwaye yomelele kwaye inomlinganiselo ogqwesileyo woxinzelelo.

• Intsimbi yobhedu

Okwangoku, iibra ziza namandla alungileyo.
Ikwaquka:

• i-ductility entle kakhulu yobushushu obuphezulu
• ukukwazi ukubanda okukhulu
• ukuvuleka okuphantsi kwemagnethi
• iipropati ezilungileyo zokuthwala
• ukumelana nokugqwala okumangalisayo;
• ukuqhuba kakuhle komoya

• I-aluminiyam

I-Aluminiyam yinto yesinyithi ethambileyo eblu-mhlophe ethambileyo nethambileyo.
Inomoya oqhuba kakuhle kakhulu wobushushu kunye nombane.
Ikwanokumelana ne-oxidation kunye nokukhanya okuphezulu

Ukusebenza
Kwakhona kufuneka uqwalasele ukusebenza kweentlobo ze-cable gland yakho.
Ngezantsi, sidwelise iindawo ekufuneka uzikhumbule.

• Uluhlu lobushushu

Olu luluhlu olupheleleyo lobushushu obufunekayo kwindawo yokusebenza.

• Uvavanyo loxinzelelo

Olu luxinzelelo olunokunyamezela i-cable gland ngaphandle kokuvuza.

• Ububanzi bokuvula

Olu lukhetho lobukhulu obunokuthathwa yi-cable gland.

• Inani leeNtambo

Eli linani lezinto ezinokuthi zifakwe kwi-assembly.

• Ubungakanani bokuFaka

Lo ngumlinganiselo wento yokuqhoboshela okanye yentambo.

Ukufakelwa kweCable Gland
Ukufakelwa kwe-cable gland kufuneka kwenziwe ngelixa kulandelwa imigaqo yokusebenza efunekayo kunye nemigaqo yasekuhlaleni.
Kufuneka ihambelane nezikhokelo zomenzi.
Ukufakelwa kwe-cable gland kufuneka kwenziwe ngumntu onobuchule nonamava.
Kufuneka abe nolwazi olufunekayo kwaye abe nobuchule ekufakeni i-cable gland.
Ngaphezu koko, uqeqesho lunokwenziwa lula.

Ukufakelwa kwe-armored cable gland ene-earthing tag
Esi sikhokelo singezantsi siza kukunceda uqinisekise ukuba ukufakwa kwe-cable gland yakho kuqinisekisa uqhagamshelo oluthembekileyo nolukhuselekileyo.
Nantsi into ekufuneka uyenze:

• Kufuneka kuqatshelwe ukuthintela umonakalo kwimisonto yokungena xa kucwangciswa kwaye kufakwa ii-cable glands.

• Musa ukufaka ii-cable glands ngelixa ii-circuits zisebenza.

Ngokufanayo, emva kokunikwa amandla kweesekethe zombane, ii-cable glands akufuneki zivulwe de isekethe ikhutshwe amandla ngokukhuselekileyo.

• Iindawo ze-cable gland azifanelani kakuhle nezo zomnye umenzi we-cable gland.

Izinto ezivela kwenye imveliso azinakusetyenziswa kwenye.
Ukwenza oko kuya kuchaphazela ukhuseleko lokufakelwa kwe-cable gland kwaye kurhoxise nasiphi na isiqinisekiso sokukhusela ukuqhuma.

• Qaphela ukuba i-cable gland ayisiyonto isebenzisekayo.

Ikwaphantsi kwemigaqo yokuqinisekiswa.
Izixhobo ezingasetyenziswayo azivumelekanga ukuba zinikezelwe kwizinto esele zisetyenzisiwe.

• Iiringi zokuvala i-cable gland zongezwa kwi-cable gland ukuba zithunyelwa zivela kumzi-mveliso.

Uyabona, akufuneki kubekho iimeko apho izangqa zokutywina kufuneka zisuswe kwi-cable gland.

• Kufuneka kuqatshelwe ukuthintela ukuvezwa kwezitywini zentambo kwi:

izinto zeekhemikhali ezinobungozi (ezifana nezinyibilikisi okanye ezinye izinto zangaphandle)
i-odirt

Imiyalelo yoFakelo
Qaphela ukuba akunyanzelekanga ukuba ukhulule i-cable gland ngakumbi, njengoko kuboniswe ngezantsi:

Ukuqala ukufakwa kwe-cable gland, nantsi into ekufuneka uyenze:
1. Izinto ezahluliweyo (1) kunye (2).
2. Ukuba kuyimfuneko, faka igqubuthelo phezu kwentambo yakho yangaphandle
3. Lawula intambo ngokususa isheya yangaphandle yentambo kunye nesikrweqe/i-braid ukuze ilingane nejometri yesixhobo.
4. Susa iimilimitha ezili-18 ngaphezulu kwesingxobo sangaphandle ukuze utyhile isikrweqe.
5. Ukuba kuyasebenza, susa naziphi na izisongelo okanye iitheyiphu ezibonisa isigqubuthelo sangaphakathi.
QAPHELA!! Kwiintambo ezinkulu, iringi yokubambelela ingadlula kuphela phezu kwesikhuselo.

6. Emva koko, qinisa icandelo lokungena kwisixhobo sakho njengoko kubonisiwe.

7. Dlulisa intambo yakho kwinto yokungena uze ubeke isikrweqe okanye i-braid ngokulinganayo kwikhowuni.
8. Ngelixa uqhubeka utyhala intambo phambili ukuze uthintele ukudibana phakathi kwekhowuni kunye nesikhuselo, qinisa i-nut ngesandla ukuze ubambe isikhuselo.
9. Bamba inxenye yokungena kunye nespanner uze uqinise i-nut ngoncedo lwespanner de isikrweqe siqine.
10. Ukufakelwa ngoku kugqityiwe.

Ukuba ufuna ukufaka i-IP68 waterproof cable gland, nantsi indlela onokuyenza ngayo loo nto.
Uyabona:
Olu hlobo lwe-cable gland lwenza kube lula kwaye kube lula ukuhamba ngaphakathi kwe-enclosure.
Kufuneka ugqobhoze umngxuma onobubanzi obuziimilimitha ezili-15.6 ecaleni kwendawo yakho ebiyelweyo.
Emva koko ungazifaka iziqingatha ezibini ze-cable gland yakho kumacala omabini omngxuma.
Ngoku, intambo iyadlula, uze ujikelezise isigqubuthelo ukuze uyiqinise ijikeleze intambo yakho.
Kwaye ugqibile.

Isiphelo
Iintambo zentambo zenzelwe ukusetyenziswa ngentambo engenazixhobo okanye engenazixhobo.
Ukuba zisetyenziswa neentambo ezixhonyiweyo, zibonelela ngomhlaba ongaphantsi komhlaba kuyilo lweentambo.
Indandatho yokucinezela okanye into yokutywina i-O-ring ingaqina ijikeleze ububanzi bentambo.
Ivala naliphi na ilangatye elinobungozi, iintlantsi okanye imisinga ukuba ingafiki kumatshini apho intambo ikhokelela khona.
Zingenziwa ngeeplastiki ezininzi kunye neentsimbi, kuxhomekeke kwindlela ezisetyenziswa ngayo.
Ezi zinokuba zezi:

• i-aluminiyamu
• ubhedu
• iplastiki okanye
• yenziwe ngentsimbi eshayinayo

Ngenxa yokuba zenziwe kucingelwa ukhuseleko, kubalulekile ukuba ii-cable glands zizise olunye okanye ngaphezulu kwezi zilinganiso zilandelayo zokhuseleko lombane.
Ezinye zezi:

• IECx
• I-ATEX
• I-CEC
• I-NEC
• okanye ngokufanayo kuxhomekeke kwilizwe lemvelaphi kunye nokusetyenziswa

Ngoko ke ukuba ufuna ukufumana ii-cable glands zakho, kubalulekile ukuba uzilinganise ngokufanelekileyo.
Kungenxa yokuba intambo enye kuphela engasetyenziswa kwi-gland enye.
Kwaye isitywino kufuneka senziwe nge-o-ring efakiweyo.
Umsebenzisi angazisa iteyipu ngezinye izinto, kungekhona ngezinye izinto.

Uza kufumana ii-gland ezininzi ezifumaneka kwiindawo ezahlukeneyo zokwenza imveliso.
Ungakhangela kancinci kwi-intanethi uze wenze uluhlu lwabathengisi okanye abavelisi basekuhlaleni ukuze ufumane esona sibonelelo silungileyo.
Siyathemba ukuba sikunike ulwazi oluluncedo malunga nendlela esebenza ngayo i-cable glands.
Ucinga ntoni ngale posi?
Yabelana nathi ngezimvo zakho ngokusithumelela izimvo zakho!
Ukuba unombuzo onxulumene nendlela esebenza ngayo i-cable glands okanye ukuba ungathanda ukwazi okungakumbi, buza kumagqabaza.
Uza kufumana impendulo kwiingcali zemarike kungekudala.