Izilinganiso ze-IP zesipikha sezimboni zichaziwe: IP54 vs IP66 vs IP67

Kungani Izilinganiso ze-IP Zesikhulumi Sezimboni Zibalulekile

Ukucacisa izaziso zomsindo kanye nezinhlelo zekheli lomphakathi zezikhungo zezimboni kudinga indlela eqinile yokusinda kwemvelo. Ngenkathi amapharamitha e-acoustic afana nezinga lokucindezela komsindo (i-SPL) kanye nempendulo yemvamisa enquma ukuzwakala, isilinganiso se-Ingress Protection (IP) ekugcineni sinquma isikhathi sokusebenza kweyunithi. Isilinganiso se-IP sesipikha sezimboni sichaza ukuzivikela komshini kwe-enclosure ngokumelene nezinto ezincane kanye noketshezi, okuyizinto eziyinhloko zokwehluleka kwe-electromechanical ngaphambi kwesikhathi ku-izindawo ezinzima.

Indlela izilinganiso ze-IP ezithinta ngayo ukuthembeka kwesistimu

Ubudlelwano phakathi kwesilinganiso se-IP sesipikha sezimboni kanye nokuthembeka kwesistimu iyonke buqondile futhi bulinganiswa. Izinhlelo zekheli lomphakathi kanye ne-alamu ejwayelekile (i-PAGA) ezitshalweni zezimboni zivame ukuhlotshaniswa nezinqubo zokuphepha kokuphila, ezidinga i-Mean Time Between Failures (MTBF) edlula amahora angu-50,000. Lapho izindawo ezivalekile zingenalo ukuvalwa okwanele, ukungena kwemvelo kusheshisa ukuwohloka kwezingxenye, kunciphise i-MTBF ibe ngaphansi kwamahora ayi-10,000. Ngenxa yalokho, ukukhetha indawo evalekile esebenza njengesithiyo esiphelele ezintweni ezingcolisayo eziqondene nendawo kuyimfuneko eyisisekelo yokugcina ukulungela ukusebenza okuqhubekayo nokugwema ukuphazamiseka kokuxhumana okubi ngesikhathi semicimbi ephuthumayo.

Indlela uthuli, amanzi, kanye nokudlidliza okudala ngayo izingozi zokwehluleka

Uthuli, amanzi, kanye nokudlidliza kwe-ambient kuyasebenzisana ukudala izingozi ezinkulu zokuhluleka kwama-transducer e-acoustic. Izikhala ze-voice coil yesipikha sezimboni zisebenza ngokubekezelelana okuqinile kakhulu, ngokuvamile phakathi kuka-0.2mm no-0.5mm. Lapho uthuli oluqhuba noma oluhlaselayo luphula indawo ebiyelwe, luqoqana esikhaleni sikamazibuthe, okubangela ukungqubuzana, ukuguqulwa kwe-voice coil, kanye nokwehluleka kokushisa ekugcineni. Ngokufanayo, ukungena kwamanzi kungenisa umswakama kuma-internal circuitry kanye nama-transformer taps, okubangela ukugqwala kwe-galvanic kanye nokushoda kukagesi. Ngenkathi izilinganiso ze-IP zingalinganisi ngokusobala ukumelana nokudlidliza, ukudlidliza okukhulu kwezimboni kusheshisa ukuwohloka kwama-gasket enjoloba kanye nama-silicone sealants, okwenza umklamo womshini oqinile olinganiswe yi-IP ubaluleke nakakhulu ukuvimbela ukwehluleka kokungena kwesibili.

Lapho i-IP54, i-IP66, kanye ne-IP67 zivame ukusetshenziswa khona

Ukufakwa kwezikhulumi zezimboni ze-IP54, IP66, kanye ne-IP67 kulandela ukuhlukaniswa kwemvelo okuhlukile ngaphakathi kwezakhiwo zezimboni. Amayunithi e-IP54 ajwayelekile kuzo zonke izitezi zokukhiqiza ezilawulwa yisimo sezulu, izindawo zokugcina impahla zangaphakathi, kanye nezindawo zokupakisha lapho ukuchayeka kukhawulelwe othulini olusemoyeni kanye nokuchitheka ngezikhathi ezithile okuvela ekuhlanzweni okuvamile. Izikhulumi ze-IP66 zibusa kakhulu.izinhlelo ze-PA ezizungezile zangaphandle, izindawo zokucubungula amakhemikhali kaphethiloli, kanye nezindawo zokudla neziphuzo lapho kudingeka khona ukuhlanza ngamanzi okunomfutho ophezulu nomthamo ophezulu. Okokugcina, amadivayisi e-IP67 agcinelwe izindawo zokuchayeka kakhulu, okuhlanganisa amadekhi emikhumbi yasolwandle, imibukiso yezimayini evame ukukhukhulwa yizikhukhula, kanye nezindawo zokubopha amakhemikhali lapho ukucwiliswa kwesikhashana kuyingozi yokusebenza engokoqobo.

Lokho Okuqinisekiswa Izilinganiso ze-IP Zesikhulumi Sezimboni

Izilinganiso ze-IP zesipikha sezimboni zichazwa ngokusemthethweni yizinga le-IEC 60529, elisungula uhlelo lokuhlukaniswa olujwayelekile lwamazinga okuvikelwa anikezwa yizindawo ezivalekile. Ukuqonda amapharamitha okuhlola anembile aleli zinga kubalulekile konjiniyela abafuna ukuqinisekisa imishini ye-acoustic ezingozini ezithile zemvelo.

Kusho ukuthini izinombolo zokuqala nezesibili ze-IP

Ikhodi ye-IP isebenzisa uhlelo lwezinombolo olunezinombolo ezimbili ukuze ilinganise ukumelana nezinto eziqinile kanye noketshezi. Inombolo yokuqala (esukela ku-0 kuya ku-6) ikhombisa izinga lokuvikelwa ezintweni eziqinile zakwamanye amazwe kanye nokungena kothuli. Inombolo yesibili (esukela ku-0 kuya ku-9) ichaza izinga lokuvikelwa ekungeneni kwamanzi.

Kumuntu osebenzisa isikhulumi sezimboni, ukuthola u-“6″ wenombolo yokuqala kudinga ukuhlolwa kwephampu ye-vacuum okubonisa ukungena kwempuphu ye-talcum isikhathi esingamahora angu-8, okuqinisekisa ukuhlukaniswa okuphelele kwezinhlayiya.

Lokho okungakufakazeli izilinganiso ze-IP

Naphezu kwemingcele yazo yokuhlola eqinile, izilinganiso ze-IP zesipikha sezimboni azibonisi ukusinda okuphelele kwemvelo. Ukuhlolwa kwe-IEC 60529 kuhlola kuphela ukungena; akuhloli ukumelana kwe-enclosure emisebeni ye-ultraviolet (UV), ukuwohloka kwamakhemikhali, noma ukujikeleza kwezinga lokushisa okukhulu. Isibonelo, indlu yesipikha se-polycarbonate ingafinyelela isilinganiso se-IP66 elabhorethri kodwa ibe buthakathaka futhi iqhekeke ngemva kweminyaka emibili yokuchayeka ku-UV noma ukuchayeka kuma-agent okuhlanza abangela ukuvuvukala. Ngaphezu kwalokho, izilinganiso ze-IP azibheki ukumelana komthelela womshini, okulawulwa ngokuhlukile yisilinganiso se-IK (IEC 62262), futhi azibheki nezingozi zokuminyana kwangaphakathi okubangelwa umswakama ophezulu kanye namazinga okushisa ashintshashintshayo.

Indlela izimo zokuhlola, ukufakwa, kanye nokufakwa kwekhebula okuthinta ngayo ukuvikelwa

Ukufaneleka kwesilinganiso se-IP sesipikha sezimboni kuncike kakhulu kumasu okufaka afanele, ikakhulukazi maqondana nokuqondiswa kokufakwa kanye nokufakwa kwekhebula. Ukuhlolwa kwe-IP yelabhorethri kwenziwa ngaphansi kwezimo ezilawulwa kakhulu, ezimile lapho wonke amachweba evalwe kahle. Ensimini, ukuvikelwa kwesipikha kunamandla kuphela njengephuzu laso lokungena elibuthakathaka kakhulu, elivame ukuba yi-cable gland. Ukusebenzisa i-M20 cable gland engenaso isilinganiso se-IP esifanayo noma esiphezulu ngokushesha kuphazamisa yonke indawo ebiyelwe. Ngaphezu kwalokho, izimpondo eziningi ze-acoustic zinezimbobo zokukhala eziklanywe ngobunjiniyela ukuze zikhiphe ukujiya kwangaphakathi; uma isipikha sifakwe nge-engeli engalungile, lezi zimbobo zokukhala ziba izindlela zokungena, zenze izinga lokuvikela eliqinisekisiwe lingasebenzi futhi zivumele amanzi ukuthi ahlangane ne-diaphragm ye-transducer.

Ukuqhathanisa i-IP54, i-IP66, kanye ne-IP67

Ukuhlukanisa phakathi kwe-IP54, i-IP66, kanye ne-IP67 kudinga ukuhlaziya hhayi nje kuphela imikhawulo yokuhlola kodwa futhi nokuguqulwa kobunjiniyela obuthile okudingekayo ukuze kufezwe izinga ngalinye. Njengoba izinga lokuvikela likhuphuka, abakhiqizi kumele basebenzise izinto ze-acoustic ezithuthukisiwe kanye nobuchwepheshe bokuvala, obuthinta ngqo izindleko zeyunithi kanye nokusebenza kahle kwe-acoustic.

Ukusebenza kwe-IP54 ezindaweni zefektri ezilawulwayo

Isilinganiso se-IP54 sinikeza ukuzivikela okwanele ezindaweni ezilawulwayo zefektri lapho imishini ingaphansi kothuli oluhlala khona kanye nokuchayeka oketshezini okungazelelwe. Ngesikhathi sokuhlolwa kwe-IEC, isipikha se-IP54 kumele simelane namanzi afafazwa ngesivinini samalitha ayi-10 ngomzuzu imizuzu emi-5 ngaphandle kokubhekana nemiphumela emibi kagesi. Ukuze kufezwe lokhu, abakhiqizi bavame ukusebenzisa amaphepha ajwayelekile angamelani nesimo sezulu noma amakhowuni endwangu ahlanganiswe nama-gasket e-foam ayisisekelo. Ngenxa yokuthi izidingo zokuvala zilinganiselwe, izipikha ze-IP54 zigcina ukuzwela okuphezulu kwe-acoustic futhi zimelela isisekelo esingabizi kakhulu somsindo wezimboni zangaphakathi, ngokuvamile zibiza u-30% kuya ku-40% ngaphansi kwezilinganiso zangaphandle ezivalwe ngokuphelele.

Uma ukuvikelwa kwe-IP66 kufanelekile

Uma indawo ikhula ukuze idinga ukuvikelwa kwe-IP66, indlela yobunjiniyela ishintshela ekuhlukanisweni okuphelele. Izipikha ze-IP66 zihlolwa ngokumelene namajethi amanzi anamandla aletha amalitha ayi-100 ngomzuzu ngokucindezela okungu-100 kPa ukusuka ebangeni elingamamitha ama-3. Lobu bunzima buqinisekisa ukusetshenziswa kwayo ezindaweni ezisindayo zokugeza, njengezindawo zokucubungula inyama noma izindawo zokubeka amachweba olwandle ezivezwe emvuleni enamandla. Ukuze zisinde kulokhu, amayunithi e-IP66 ashiya amakhoni ajwayelekile akhetha ama-diaphragm akhethekile e-Mylar, phenolic, noma i-titanium. Lezi zivalo zithembele kuma-silicone O-rings aqinile, ama-transformer afakwe ebhodweni, kanye nezindlela ze-labyrinthine acoustic ezenzelwe ukuvimba amandla amanzi e-kinetic ngaphambi kokuba afike ku-transducer.

Uma kudingeka ukuvikelwa kwe-IP67

Ukuvikelwa kwe-IP67 kuyadingeka kuphela uma indawo yokusebenza iveza ingozi ebonakalayo yokucwiliswa koketshezi. Izinga le-IEC 60529 libeka ukuthi idivayisi ye-IP67 kumele ivimbele ukungena kwamanzi lapho icwiliswe ngokuphelele kumitha eli-1 lamanzi imizuzu engama-30. Ukuklama isipikha sezimboni ukuze sidlulise umsindo ngenkathi sivalwe ngokuphelele ngokumelene nokucindezela kwe-hydrostatic kuyinkimbinkimbi kakhulu. Lawa mayunithi adinga amakamelo okushayela avaliwe, ama-membrane anciphisa ingcindezi (njengezimbobo zomoya ze-PTFE ezandisiwe) ukuvimbela ukwakheka kwengcindezi yangaphakathi, kanye nehadiwe yensimbi engagqwali engu-316L engagqwali engagqwali. Ngenxa yokuphazamiseka kwe-acoustic okwethulwa ukuvalwa okuphelele, izipikha ze-IP67 zivame ukudinga ama-amplifiers aphezulu ukuze kufezwe i-SPL efanayo neyama-counterparts aphansi, okumelela iprimiyamu ebalulekile kokubili izindleko zamayunithi kanye nezidingo zengqalasizinda.

Indlela Yokukhetha Isilinganiso Esifanele se-IP

Ukucacisa isilinganiso se-IP sesipikha sezimboni esifanele kudinga indlela ebaliwe elinganisela iqiniso lemvelo ngokumelene nokusetshenziswa kwemali. Umkhuba wobunjiniyela obuhle udinga abaphathi bephrojekthi ukuthi bahlole indawo encane yesipikha ngasinye kunokusebenzisa imininingwane ebanzi kuyo yonke indawo.

Indlela yokufanisa ubukhulu bokuchayeka nokuvikelwa kwe-IP

Ukuqhathanisa ubukhulu bokuchayeka nokuvikelwa kwe-IP kuqala ngokuhlolwa okuphelele kwendawo. Onjiniyela kumele balinganisele ivolumu, ingcindezi, kanye nemvamisa yokuchayeka koketshezi, kanye nohlobo lwezinhlayiya eziphuma emoyeni. Esikhungweni sezokuthutha esiphatha izimpahla ezomile, uthuli oluzungezile luyinto ebaluleke kakhulu, okwenza i-IP54 ibe ukukhetha okuhle ngokwezibalo. Ngakolunye uhlangothi, ekamelweni lokuhlanza lemithi elidinga ukuhlanza nsuku zonke ngama-washers okucindezela angu-1000 kPa, isilinganiso esijwayelekile se-IP66 singase singanele, sisunduzele isidingo kumayunithi akhethekile e-IP69K. Umgomo ukuvumelanisa amapharamitha okuhlola e-IEC 60529 ngqo nesimo esibi kakhulu sokusebenza isikhulumi esizobhekana naso ngesikhathi somjikelezo waso wokuphila weminyaka eyi-10 kuya kweyi-15.

Indlela yokugwema ukucacisa okungaphansi noma okungaphezu kwalokho okucacisiwe

Kokubili izilinganiso ze-IP zesipikha sezimboni ezingacacisi kahle nezingacacisi kakhulu zinezijeziso ezinkulu zezimali. Ukungacacisi kahle isipikha se-IP54 sedokhi yokulayisha yangaphandle kuqinisekisa ukwehluleka okusheshayo, okuholela emijikelezweni yokushintsha emfushane njengezinyanga eziyi-6 kuya kweziyi-12, kanye nezindleko ezifihliwe zomsebenzi wokulungisa kanye nesikhathi sokungasebenzi kwesistimu. Ngakolunye uhlangothi, ukucacisi ngokweqile izipikha ze-IP67 zomugqa wokuhlanganisa wangaphakathi, olawulwa yisimo sezulu kuhilela imfucuza enkulu yemali. Izivikelo ze-IP eziphezulu zibiza amaphrimiyamu angu-50% kuya ku-100% ngaphezu kwamayunithi ajwayelekile. Ukuphindaphinda le phrimiyamu ku-Uhlelo lwe-PA olunezipikha ezingu-200ingakhuphula ngokungadingekile isabelomali sephrojekthi ngamashumi ezinkulungwane zamaRandi ngaphandle kokuletha noma yikuphi ukuthuthuka okubonakalayo ekuthembekeni kwesistimu.

Ubufakazi bokuhlola umhlinzeki okufanele bucelwe

Ukuze kuqinisekiswe ukuthobela imithetho kanye nokusebenza kwesiqinisekiso, abathengi kumele bafune ubufakazi bokuhlolwa obuqinile kubahlinzeki kunokwamukela izimangalo zeshidi ledatha ngenani elibonakalayo. Amaqembu okuthenga kufanele acele imibiko yokuhlola esemthethweni ye-IEC 60529 ekhishwe amalabhorethri agunyaziwe ezinkampani zangaphandle, njenge-TÜV Rheinland, i-UL, noma i-Intertek. Ngaphezu kwalokho, kubalulekile ukuqinisekisa ingaphakathi lomkhiqizi.amazinga okulawula ikhwalithiAbathengi kufanele bacele i-Acceptable Quality Limit (AQL) esetshenziswa ngesikhathi sokuhlolwa kwe-batch; i-AQL engu-0.65 noma i-1.0 yokuvikela ukungena iqinisekisa ukuthi ubuqotho bokuvala obufakazelwe elebhu buphindaphindwa njalo emgqeni wokuhlanganisa.

Umhlahlandlela Wesinqumo Sesilinganiso Se-IP Sesikhulumi Sezimboni

Ukuhlanganisa idatha yezemvelo, izidingo ze-acoustic, kanye nemikhawulo yesabelomali ibe isu lokuthenga elijwayelekile kuqinisekisa ukusebenza kohlelo okulinganayo. Uhlaka lwesinqumo olulandelayo luhlinzeka ngendlela ehlelekile yokukhetha isilinganiso se-IP sesipikha sezimboni esifanele kunoma yiluphi uhlelo lokusebenza lwezentengiselwano noma lwezimboni.

I-matrix yokukhetha ye-IP54, IP66, kanye ne-IP67

I-matrix yokukhetha engezansi ihlukanisa izilinganiso ezintathu eziyinhloko ze-IP ngokuqhathanisa nezimo ezibalulekile zemvelo nezezimali. Leli thuluzi livumela abahlanganisi bezinhlelo ukuthi baxhumanise ngokushesha izimo zesayithi labo ngesigaba sehadiwe ye-acoustic efanele.

Ukusebenzisa le matrix kuvimbela iphutha elivamile lobunjiniyela lokufaka ihadiwe engangenisi ukuchaphaza ezindaweni zokugeza ijethi, ngaleyo ndlela kuvikelwe ingqalasizinda ye-acoustic.

Uhlu lokuhlola lomthengi lokugcina

Ngaphambi kokuphothula i-oda lokuthenga imishini yomsindo yezimboni, abaphathi bephrojekthi kufanele benze uhlu lokuhlola oluphelele lwabathengi ukuqinisekisa imininingwane.

• Qinisekisa Izilinganiso Ze-Cable Gland:Qinisekisa ukuthi zonke izindlala zekhebula ezichaziwe, ama-conduit, namabhokisi okuxhumanisa ayahambisana noma adlula isilinganiso se-IP sesipikha ukuze kugcinwe ubuqotho besekethe kusukela ekuqaleni kuya ekugcineni.
• Qinisekisa ama-Angles Okufaka:Buyekeza amadokhumenti omkhiqizi ukuze uqinisekise ama-engeli okufakwa avunyelwe. Ukuthambekela okungalungile kungavimbela izilinganiso ze-IP66 ngokuvumela amanzi ukuthi ahlangane ezimpondweni ze-acoustic kunokuba akhiphe amanzi.
• Hlola Ukuchayeka Kwamakhemikhali:Uma indawo ezungezile ihilela amagesi agqwalisayo noma izinto zokuhlanza ezibangela ukuvuvukala, qinisekisa ukuthi izinto ezivalekile (isb., i-polyester eqiniswe ngengilazi noma insimbi engagqwali engu-316) zinikeza ukumelana namakhemikhali, njengoba izilinganiso ze-IP zingambozi ukuwohloka kwamakhemikhali.
• Hlola amazinga okushisa aphezulu:Qondanisa izinga lokushisa lendawo kanye nemininingwane yokusebenza yesipikha ukuqinisekisa ukuthi ukuminyana kwangaphakathi ngeke kuphazamise abashayeli be-acoustic naphezu kwezivalo zangaphandle ezingashintshi.

Izinto Ezibalulekile Okufanele Uzicabangele

• Sebenzisa izipikha ze-IP54 kuphela ezindaweni ezilawulwayo zangaphakathi lapho ukuchayeka kukhawulelwe khona othulini olusemoyeni kanye nokuchaphaza ngezikhathi ezithile.
• Cacisa izipikha ze-IP66 zezinhlelo ze-PA zangaphandle, izindawo ze-petrochemical, kanye nezindawo zokudla noma zeziphuzo ezidinga ukugeza ngamanzi anomfutho ophezulu.
• Khetha izipikha ze-IP67 zamadekhi olwandle, amagalari okumba izimayini avame ukukhukhulwa yizikhukhula, kanye nezindawo zokuvimbela amakhemikhali lapho kungase kwenzeke khona ukucwiliswa kwesikhashana.
• Khumbula ukuthi izilinganiso ze-IP ze-IEC 60529 zichaza ukuvikelwa kothuli namanzi, kodwa aziqinisekisi ukumelana nokudlidliza noma ukuphepha okuvimbela ukuqhuma.
• Qondanisa isilinganiso se-IP nengozi yangempela yesayithi ngoba ukuvala okunganele kunganciphisa ukuthembeka kwesistimu kusukela ekuhlosweni kwe-MTBF kokuphepha kokuphila okungaphezu kwamahora angu-50,000 kuya ngaphansi kwamahora ayi-10,000.

imibuzo ejwayelekile ukubuzwa

Kusho ukuthini isilinganiso se-IP sesipikha sezimboni?

Isilinganiso se-IP, esichazwe yi-IEC 60529, sibonisa ukuthi isipikha esivalekile simelana kahle kangakanani nezinto eziqinile kanye noketshezi. Inombolo yokuqala imboza uthuli nezinto; eyesibili imboza amanzi. Kuma-PA ezimboni kanye nezinhlelo ze-alamu, lesi silinganiso sisiza ukubikezela ukuthembeka ezindaweni ezinzima, ezimanzi, ezinothuli, noma ezingaphandle.

Ingabe i-IP54 yanele isipikha sezimboni?

I-IP54 ingafaneleka ezimbonini zangaphakathi, ezindaweni zokugcina impahla, nasezindaweni zokupakisha ezinothuli olulinganiselwe kanye nokuchitheka kwamanzi ngezikhathi ezithile. Ayilungele izindawo zokuwasha ezinomfutho ophezulu, ukuchayeka esiphephweni sangaphandle, amadekhi olwandle, noma izindawo ezivame ukuba nezikhukhula lapho ukuvikelwa kwe-IP66 noma i-IP67 kuphephile khona.

Uyini umehluko omkhulu phakathi kwe-IP66 ne-IP67?

I-IP66 ayivali uthuli futhi ivikelwe ezindizeni zamanzi ezinamandla, okwenza iqine ezinhlelweni zokuhlanza kanye nezinhlelo ze-PA zangaphandle. I-IP67 nayo ayivali uthuli kodwa yengeza ukuvikelwa ekucwilisweni okwesikhashana, okuwusizo ezindaweni zasolwandle, ezimayini, ezindleleni zokuhambisa amanzi, noma ezindaweni ezinengozi yezikhukhula.

Ingabe i-IP67 ingcono njalo kune-IP66 yezikhulumi zezimboni?

Akunjalo ngaso sonke isikhathi. I-IP67 ivikela ekucwilisweni okwesikhashana, kuyilapho i-IP66 ihlolwa ngqo ngamajethi amanzi anamandla. Uma indawo isebenzisa ama-washdowns acindezelayo, i-IP66 ingaba yimfuneko efanele kakhulu; uma ukucwiliswa kungenzeka, i-IP67 iyindlela engcono.

Ingabe izilinganiso ze-IP zifakazela ukuthi isipikha asikwazi ukuqhuma?

Izilinganiso ze-IP ezingeziningi zilinganisa ukuvikelwa othulini nasemanzini, hhayi engcupheni yokusha. Ezindaweni zikawoyela, igesi, amakhemikhali, izimayini, noma eziyingozi, funa ukwakhiwa okungenakuqhuma kanye nezitifiketi ezifana ne-ATEX ngaphezu kwesilinganiso se-IP esidingekayo.