Iibhloko zesiphelo sekheji yasentwasahlobo kwiindawo zokungcangcazela: Indlela uyilo lwamandla oluhlala luhleli ngayo olusinda kwimijikelo yokufakelwa engaphezu kwama-500 ngaphandle kokonakala koqhagamshelwano

TL;DR

• Iibhloko zesiphelo sekheji yasentwasahlobo zigcina amandla oqhagamshelwano angaguqukiyo e-8-12N kwimijikelo yokufaka ucingo engaphezu kwama-500, ngelixa ii-screw terminals zilahlekelwa ngamandla okubamba angama-30-40% emva kwemijikelo engama-200 kwiindawo zokungcangcazela.
• Indlela yokulungisa iikheyiji zentwasahlobo isebenzisa ii-contact springs zentsimbi engagqwaliyo (C17200 beryllium copper okanye 1.4310 stainless) ezizihlawulela ngokwazo ukukhululeka kwentambo yentambo ngokuhamba kwexesha.
• Kwi-IEC 60068-2-6 vibration test (5Hz-150Hz, 5g acceleration), ii-spring cage blocks azibonisi ukuba i-wire iyakhululeka emva kweeyure ezingama-96; ii-screw terminals zifuna ukuphinda zi-torque rhoqo emva kweeyure ezingama-48.
• Iindidi zokutyhala zinciphisa ixesha lokufakelwa kweentambo ngama-60% kodwa zilinganiselwe kwiikhontraktha eziqinileyo ezingama-0.5-4.0mm²; ikheyiji yentwasahlobo yamkela i-0.08-16mm² kuquka iingcingo ezivalelekileyo nezineentsimbi.
• Kwigumbi le-compressor, iikhabhathi zesignali zikaloliwe, kunye namagumbi eenjini zaselwandle, ii-terminals ze-spring cage zezona teknoloji zodwa zokubambelela ezihlangabezana nomzimba wokungcangcazela kwexesha elide ngaphandle kokugcinwa.

Iibhloko zesiphelo sekheyiji yasentwasahlobo zisombulula eyona ndlela ibiza kakhulu yokusilela kwiiphaneli zombane zoshishino: ukukhululeka koqhagamshelwano olubangelwa kukungcangcazela. Ngokungafaniyo nee-terminals ze-screw, ezixhomekeke kwi-torque yesandla kunye nokungqubana, uyilo lwekheyiji yasentwasahlobo lusebenzisa i-spring yesinyithi enee-tensioned pre-tensioned ukuvelisa amandla oqhagamshelwano angaguqukiyo phakathi kwe-8N kunye ne-12N, nokuba ucingo lufakwe okanye lususwe kangaphi. Olu hlobo lokuzihlawulela ngoomatshini lubalulekile kuba ukudinwa kokungcangcazela akuhlaseli ispring ngokwayo—luhlasela ujongano oluphakathi komqhubi kunye ne-clamp. Kwi-screw terminal, loo interface iyawohloka njengoko i-screw ibuyela umva kwi-millimeter nge-millimeter. Kwikheyiji yespring, ispring ilungisa nje i-geometry yayo ukuze igcine uxinzelelo, nokuba imicu yentambo icinezelwe okanye ukujikeleza kobushushu kubangela intshukumo encinci. Isiphumo kukuba Imijikelo yokufakelwa engaphezu kwama-500 ngaphandle kokonakala kokumelana noqhagamshelwano okunokulinganiswa, umfanekiso ongenako ukufana nesiphelo sesikrufu esiqiniswe ngesandla kwiindawo ezinokungcangcazela kakhulu. Ukuba uchaza iibhloko zesikrufu segumbi lecompressor, ikhabhinethi kaloliwe, okanye iphaneli yokulawula injini yolwandle, umbuzo awukokuba ingaba iikheyiji zasentwasahlobo zingcono na. Umbuzo kukuba ingaba unako na ukuqhubeka usebenzisa izikrufu.

Kutheni Ukungcangcazela Kutshabalalisa IiScrew Terminals—Kwaye Kutheni IiSpring Cages Zingazenzi?

Ii-terminals ze-screw ziyasilela kwiindawo zokungcangcazela kuba zixhomekeke kumgaqo we-mechanical ongaguqukiyo ngokusisiseko: ukungqubana phakathi kwemisonto. I-IEC 60068-2-6 imigangatho yovavanyo lokungcangcazela, uvavanyo lokungcangcazela lwe-sinusoidal oluqhutywa phakathi kwe-5Hz kunye ne-150Hz kwi-5g acceleration luvavanya ngokucwangcisiweyo ukumelana nokungcangcazela koomatshini kwi-terminal block. Phantsi kwezi meko zovavanyo eziqhelekileyo, amandla e-cyclical inertial asebenza njenge-micro-hammer entloko ye-screw. Ekuhambeni kwexesha, lo mthwalo oguqukayo uyoyisa ukungqubana okungaguqukiyo okubambe imisonto endaweni yayo. I-screw iyakhululeka. Amandla okubamba ayawa. Ukumelana nokuqhagamshelana kuyaphakama. Kwaye ekugqibeleni, unxibelelwano luyasilela.

Ukulahleka kwe-Clamping Force okungama-30-40%: Ukonakala kwe-Screw Terminal kwiDatha yeGumbi leCompressor

Ngokusekelwe kwimilinganiselo yoshishino evela kubavelisi beebhloko zesiphelo kunye neengxelo zenkonzo yasentsimini, ii-screw terminals kumagumbi e-compressor anamandla okungcangcazela aphezulu zihlala zilahlekelwa yi-30-40% yamandla azo okuqala okubamba ngaphakathi kwemijikelo yobushushu okanye yokungcangcazela engama-200. Isantya esichanekileyo sixhomekeke kwi-torque yokuqala, ukuthambisa ngentambo, kunye nobunzima bokungcangcazela, kodwa indlela esiya ngayo kwicala iqhelekile. I-terminal torque efakwe kwi-0.8 Nm ngoMvulo ingafunda i-0.5 Nm ngoLwesihlanu kwigumbi le-compressor elisebenzayo. Loo nciphiso yamandla angama-37% iguqulela ngokuthe ngqo ekuchaseni okuphezulu koqhagamshelwano, ukufudumeza okukufutshane, kunye nokujika okunokwenzeka.

Kutheni oku kwenzeka ngendlela eqikelelweyo? Kuba ii-screw terminals azizihlawuleli ngokwazo. Xa imicu yentambo izinza phantsi koxinzelelo—into ebizwa ngokuba kukukhululeka kwe-strand—umsantsa phakathi komqhubi kunye nomzimba we-terminal uyanda. I-screw ayiziqinisi ukuze ivale loo msantsa. Ihlala nje apho yayikhona, isiya ikhululeka ngokuthe chu xa ithelekiswa nomqhubi. Kwezinye iindawo zokufakelwa, amaqela okulungisa aphinda asebenzise ii-screw terminals rhoqo emva kweeyure ezingama-48 ukuze abuyisele. Ayiloyilo olo. Yi-band-aid leyo.

Amandla Ahlala Ehleli 8-12N: Indlela Ukuzihlawulela Kwe-Spring Cage Okuzigcina Ngayo Ukumelana Nokuqhagamshelana

Iiterminal zekheyiji yentwasahlobo zisebenza ngomgaqo owahlukileyo. Intwasahlobo yoqhagamshelwano yenziwe kwangaphambili kwijiyometri ethile esebenzisa amandla aziwayo—ngokuqhelekileyo kuluhlu lwe-8-12N kwiibhloko zesiphelo semizi-mveliso eziqhelekileyo. Xa ucingo lufakwa, intwasahlobo iyajika kancinci, kodwa isantya sayo sentwasahlobo siyakhiwa ukuze amandla avelayo ahlale ngaphakathi kwebhanti encinci kungakhathaliseki ukuba kukho utshintsho oluncinci kumzimba wentambo okanye wesiphelo. Ukumelana nokuxinana kuhlala kuzinzile kuba amandla aqhelekileyo kwi-interface yomqhubi akashukumi.

Okubaluleke ngakumbi, intwasahlobo yenzelwe ukuzihlawulela ngokwayo ukuze intambo iphumle. Njengoko ucingo luxineka kancinci ngokuhamba kwexesha, intwasahlobo yandisa ubungakanani obulinganayo ukuze igcine uxinzelelo loqhagamshelwano. Oku akuyomilingo. Ngumthetho kaHooke osetyenziswa kubunjineli bombane. Intwasahlobo "ayazi" ukuba ucingo luzinzile. Ilandela nje uhlobo lwayo loomatshini ize ibuyele umva. Isiphumo kukuba Iiterminal zekheji yasentwasahlobo zigcina iinkcukacha zazo zokuqala zokumelana nokudibana kwimijikelo yokufakwa nokufakwa kwakhona engaphezu kwama-500, ngokweengxelo zedatha zomenzi oqhelekileyo kunye neengxelo zovavanyo lomntu wesithathu. Akukho mfuneko yokuphinda uguqule i-torque ngesandla. Akukho kulungiswa okucwangcisiweyo. Akukho mangaliso ngentsimbi yesi-3 kusasa xa i-compressor icima.

Ngaphakathi kwiNkqubo yeNtwasahlobo yeCage: Isayensi yezinto ezibonakalayo kunye neJiyometri

Ukuthembeka kwesiphelo sekheyiji yentwasahlobo kuxhomekeke kwizinto ezimbini uninzi lweengcali zombane ezingaziboniyo: i-alloy entwasahlobo kunye nejometri yekheyiji ngokwayo. Ezi ayizizo izinto ezithengiswayo. Ziziinxalenye ezicwangciswe ngokuchanekileyo ezimisela ukuba isiphelo siphila imijikelo engama-50 okanye engama-500.

I-C17200 Beryllium Copper vs 1.4310 Intsimbi Engagqwaliyo: Ubomi bokudinwa kunye nokuguquguquka kombane

Abavelisi beekheji zasentwasahlobo badla ngokukhetha phakathi kwee-alloys ezimbini eziphambili zasentwasahlobo: C17200 beryllium copper kwaye Intsimbi engagqwaliyo eyi-1.4310 (into elingana ne-AISI 301 yaseYurophu). Ukhetho ngalunye lumele ukutshintshiselana.

I-C17200 inika ukumelana nokudinwa okuphezulu kunayo nayiphi na i-alloy yobhedu, kunye nomda wokudinwa ogobileyo omalunga nama-40% ngaphezulu kune-phosphor bronze eqhelekileyo. Ikwabonelela ngombane ogqwesileyo oqhuba kakuhle—malunga ne-18-22% ye-IACS—oko kuthetha ukuba intwasahlobo ngokwayo inegalelo elincinci ekumelaneni nokuxinana ngokubanzi. Ingxaki yindleko kunye nokufumaneka. I-Beryllium copper yi-alloy ekhethekileyo, kwaye uthungelwano lwayo lokubonelela lunovelwano kuqoqosho lwezemigodi kunye nolawulo lokuthumela ngaphandle. Kwizicelo ezithembekileyo kakhulu—uphawu lwesitimela, izixhobo zenyukliya, izixhobo zonyango—inzuzo yobomi bokudinwa iyayithethelela iprimiyamu.

Intsimbi engagqwaliyo eyi-1.4310, ngokuchaseneyo, ifumaneka ngokubanzi, ayidli mhlwa, kwaye ixabisa kancinci. Ixesha layo lokudinwa liphantsi kune-C17200 phantsi koxinzelelo olufanayo lokugoba, kodwa lisanele kwiithagethi zomjikelo we-500+ eziqhelekileyo kwiibhloko zesiphelo semizi-mveliso. Apho i-1.4310 ikhanya khona kwiindawo ezinoburhalarhume. Amagumbi eenjini zaselwandle, izityalo zonyango lwamanzi amdaka, kunye namaqonga aselunxwemeni zonke zibeka iiterminals kwi-spray yetyuwa, ukufuma, kunye nomphunga weekhemikhali. Imithombo yentsimbi engenasici iyamelana nokugqwala okuya konakalisa i-alloys yobhedu ngokuhamba kwexesha, nto leyo eyenza i-1.4310 ibe lukhetho olusebenzayo kwiintlobo ngeentlobo zezicelo zangaphandle nezaselwandle.

Enyanisweni, uninzi lwabavelisi beebhloko zesiphelo abayipapashi i-alloy echanekileyo esetyenziswa kuyo yonke imigca yemveliso. Ukuba uchaza isicelo esibalulekileyo, buza. Impendulo mayibe kwisatifikethi sezinto ezibonakalayo, hayi kwincwadana yokuthengisa.

Ukuphumla kwentambo yentambo: Kutheni iikheyiji zasentwasahlobo zisebenza ngcono kuneebhayisekile zobushushu ezingaphezu kwama-500

Ukuyekelela kwentambo yentambo kukubulala uqhagamshelo lombane ngendlela ethule. Xa umqhubi obambekileyo ebotshelelwe, imicu nganye iyawohloka kancinci phantsi koxinzelelo. Emva kweeyure, iintsuku, neeveki, imicu ihlala ilungelelaniswe kakuhle. Kwi-screw terminal, le ndawo idala umsantsa. I-screw ayishukumi ukuyizalisa. Amandla okubotshelelwa ehla ngokulinganayo kumgama wokubotshelelwa.

Iikheyiji zasentwasahlobo zisombulula oku ngokuhambelana nejometri. Uluhlu lokusebenza lwentwasahlobo luyilelwe ukwamkela ukuhlala okuqhelekileyo kwee-conductors ezixineneyo kuluhlu lwe-0.08-16mm². Njengoko ucingo lucinezelwa ngamaqhezu e-millimeter, intwasahlobo yolulwa ngomlinganiselo ofanayo, igcina amandla oqhagamshelwano loyilo. Ukumelana nokuxinana kuhlala kuzinzile kwimijikelo yobushushu engaphezu kwama-500 ukusuka kwi -40°C ukuya kwi +105°C, ngokusekelwe kwidatha yovavanyo eqhelekileyo evela kubavelisi abenza umjikelo wobushushu kunye nokungcangcazela okudibeneyo.

Kukho umahluko omncinci kodwa obalulekileyo apha. Iikheji zasentwasahlobo azithinteli ukuphumla kweentambo. Akukho nto inokuyenza. Into ezithintelayo kukukhululeka kweentambo. isiphumo ukuphumla kwentambo: ukulahleka kwamandla oqhagamshelwano. Ucingo lusahlala. Intwasahlobo ayinandaba.

Uvavanyo lwe-IEC 60068-2-6 lokungcangcazela: Oko Kuthethwa Yi-96 Hours kwi-5g

Imigangatho ibalulekile kuba idala ulwimi olufanayo phakathi kwababoneleli kunye nabathengi. Xa umenzi we-terminal block esithi "ayinangcangcazelo," indlela ekuphela kwayo yokuqinisekisa loo mabango ichasene neprotocol yovavanyo echaziweyo. Kwi-sinusoidal vibration, umgangatho ofanelekileyo ngulo I-IEC 60068-2-6, echaza iimeko zovavanyo zokumisela amandla esampuli okumelana nokungcangcazela koomatshini.

Ukwahlulwa kweProtokholi yoVavanyo: Ukutshintsha kweeFrequency, ukuFumanisa iResonance, kunye nokuxhathisa ukuQhagamshelana emva koVavanyo

I-IEC 60068-2-6 Test Fc ifaka ibhloko yesiphelo kwi-frequency sweep ukusuka kwi-5Hz ukuya kwi-150Hz kwi-peak acceleration ye-5g (49 m/s²). I-sweep rate idla ngokuba yi-octave enye ngomzuzu, oko kuthetha ukuba uvavanyo luthatha malunga neeyure ezingama-96 zokujikeleza rhoqo ukugqiba inani elifunekayo lemijikelo yokushenxa. Ngexesha lovavanyo, ibhloko yesiphelo ifakelwe kwitafile yokungcangcazela ngendlela yayo eqhelekileyo yokusebenza, kunye nee-conductors ezifakwe ngocingo eziqhotyoshelweyo ngokwe- I-IEC 60947-7-1 iinkcukacha zovavanyo lwebhloko yesiphelo.

Ukufunyanwa kwe-resonance kubalulekile. Kwii-frequency ezithile, i-terminal block okanye i-mounting rail yayo inokungena kwi-mechanical resonance, iphucule i-acceleration esetyenzisiweyo. I-protocol yovavanyo ifuna ukujongwa kwe-resonance kwaye, ukuba ifunyenwe, ihlale kuloo frequency ixesha elithile ukuqinisekisa ukuba i-terminal block iyasinda kwiimeko ezimbi kakhulu. Ukuhlolwa emva kovavanyo kulinganisa ukumelana nokudibana, ukuthembeka kokubonwa, kunye nokuzinza koomatshiniIsiphelo sekheyiji yesipringi esiphumelele olu vavanyo asibonisi kukhululeka kwentambo, akukho kuqhekeka, kwaye akukho kuxhathisa kokunxibelelana okungaphezulu kwemfuno yomenzi—ngesiqhelo i-

Uninzi lwabavelisi beebhloko zesiphelo abazipapashi iingxelo zabo ezipheleleyo zovavanyo lwe-IEC 60068-2-6. Nangona kunjalo, ababoneleli abathembekileyo baya kubonelela ngesatifikethi sovavanyo xa besiceliwe, ebonisa iiparameter zovavanyo, ubude bexesha, kunye nemigangatho yokupasa/yokungaphumeleli. Ukuba umthengisi akanakukubonelela ngale nto, awuthengi imveliso evavanyiweyo. Uthenga isithembiso.

Ulwalamano lweHlabathi lokwenyani: Igumbi leCompressor, uLoliwe, kunye nezifundo zeMeko yoLwandle

Uvavanyo lwelabhoratri luyimfuneko kodwa alwanelanga. Iindawo zokwenyani zongeza izinto eziguquguqukayo ezingenazo iimpawu ezipheleleyo: ukujikeleza kobushushu, ukufuma, uthuli, kunye nokungangqinelani komqhubi. Nantsi indlela ii-terminals ze-spring cage ezisebenza ngayo kwiindawo ezintathu ezimeleyo.

Amagumbi eCompressor dibanisa ukungcangcazela okuqhubekayo (5-50Hz ukusuka kumatshini ojikelezayo), ukujikeleza kobushushu (kwi-20°C ukuya kumphezulu wecompressor 80°C), kunye nomphunga weoyile. Iiterminal zeskrubhu kwezi ndawo zihlala zifuna ukuhlolwa kunye nokutshixwa kwakhona rhoqo emva kweenyanga ezi-6-12. Iiterminal zekheyiji yasentwasahlobo, ezisekelwe kwidatha yenkonzo yasentsimini evela kubakhi abaninzi be-HVAC, akusoloko kufuneke ukulungiswa kwimijikelo yobomi bezixhobo zeminyaka emi-5 ukuya kweyesi-7. Ixabiso lokonga alikho kwixabiso lokugqibela. Basebenza nzima kodwa abachithwanga ekulungiseni.

Iikhabhathi zemiqondiso kaloliwe ijongane nokungcangcazela okuphezulu okuvela koololiwe abadlulayo, okuhlala kudlula i-2g kwiifrikhwensi ezingaphezulu kwe-100Hz. Abaqhubi boololiwe baseYurophu baye bachaza ngakumbi ii-terminals ze-spring cage zokufakelwa okutsha, okuqhutywa yidatha yokuthembeka ebonisa ukusilela konxibelelwano kunciphisa kakhulu kwiindawo eziqengqelekayo zesitokhwe xa kuthelekiswa noyilo olusekelwe kwizikrufu. Olu tshintsho alukho malunga nokusebenza kunyaka wokuqala. Lumalunga nokusebenza kunyaka weshumi, xa ukufikelela ekulungisweni kunzima kwaye ukusilela kubiza kakhulu.

Amagumbi enjini yolwandle Zibonisa indibaniselwano enzima kakhulu yokungcangcazela, ityuwa, kunye nobushushu. Iiterminal zekheyiji yasentwasahlobo ezineespring zentsimbi engagqwaliyo eziyi-1.4310 ziye zaba zizinto eziqhelekileyo kwiiphaneli zombane zaselwandle, zithatha indawo yoyilo lweterminal yezikrufu ezindala ezazidlakazela kwaye zakhululeka kwisithuba seenyanga ezili-18-24 emoyeni onetyuwa. Inzuzo yokuqina icacile. Ukunciphisa iindleko zokugcina izinto kukhulu. Umbuzo kuphela kukuba kutheni utshintsho luthathe ixesha elide kangaka.

Ikheyiji yaseNtwasahlobo vs I-Push-In Spring: Isithuba Sokuhambelana Kweentambo

Ayizizo zonke ii-terminals ezisekelwe kwintwasahlobo ezifanayo. Ii-terminals zentwasahlobo ezifakwayo—ezidla ngokuthengiswa njenge-"free tool-free" okanye "fast-connect"—zisebenzisa indlela eyahlukileyo ebonakala ifana kodwa iziphatha ngendlela eyahlukileyo xa ingcangcazela kwaye ine-stranded wire. Ukuqonda umahluko kuthintela iimpazamo zeenkcukacha ezibizayo.

I-Solid Conductor Kuphela: Kutheni ii-Push-In Blocks zingaphumeleli nge-Stranded Wire kwi-Vibration

Ii-terminals ze-Push-in zixhomekeke kwi-clamp ene-spring-loaded evulekayo xa i-solid conductor ityhalwa ngaphakathi, ize ivale ukuze ibambe ucingo. Le ndlela isebenza kakuhle kwii-solid conductors ezikuluhlu lwe-0.5-4.0mm² kuba i-spring inokwenza ukubamba okuqikelelweyo nokungaguquguqukiyo kujikeleze umphezulu osilinda ofanayo. Idatha yeshishini ibonisa ukuba iingcingo ezifakwayo zinciphisa ixesha lokufaka malunga nama-60% xa kuthelekiswa nee-screw terminalsyiyo loo nto zilawula ukusetyenziswa kweendawo zokuhlala kunye nezicelo zorhwebo ezilula.

Nangona kunjalo, ii-terminals zokutyhala azisoloko zilinganiswa ngentambo evalekileyo. Umphezulu ongaqhelekanga wee-conductors ezivalekileyo uthintela intwasahlobo ekubeni yenze ukubamba okufanayo, kwaye imicu nganye inokonakala yimiphetho ebukhali yendlela yokutyhala. Kwiindawo zokungcangcazela, le ngxaki iyahlangana. Imicu isebenza ngokukhululekileyo, ukumelana nokuqhagamshelana kuyaphakama, kwaye unxibelelwano lunokungaphumeleli ngendlela eyoyikekayo. Ngokutsho kwe- IPC-A-610 imigangatho yokwamkeleka kwiindibano ze-elektroniki, iindlela zokuqhoboshela kunye neendlela zokudibanisa ucingo oluqhekekileyo kwiiterminals kufuneka zithintele ukwahlukana kwentambo, kwaye imida yokuhambelana kweeterminals zokutyhala kunye nocingo oluqhekekileyo inxulumene ngokuthe ngqo nale mfuneko. Iiterminals zokutyhala azilinganiswa ngokungcangcazela kwii-conductors ezilahlekileyo, kwaye uninzi lwabavelisi luthintela ngokucacileyo ukusetyenziswa kwabo kwiingcingo eziqinileyo. Ukuba ufaka iingcingo kwiphaneli yemizi-mveliso ngee-stranded conductors—kwaye uninzi lweephaneli zemizi-mveliso zisebenzisa ingcingo estranded ukuze kube lula—ukutyhala akulona ukhetho olufanelekileyo.

Ukuze uthelekise itekhnoloji yoqhagamshelo lwe-push-in, jonga Ibhloko yesiphelo sendlela yokutyhala uloliwe ye-PCT-211 DIN, ebonisa indlela yokusebenza kunye nemida yomqhubi.

Ukwamkelwa kweFerrule: Inzuzo yeSpring Cage kwiintambo zentambo ezisetyenzisiweyo kwangaphambili

Iiterminal zekheyiji yasentwasahlobo zamkela ii-conductors ezine-ferrule ngaphandle kokutshintshwa. I-ferrule sisingxobo sesinyithi esigobileyo esicinezela imicu yentambo ibe yimo eqinileyo ye-cylindrical, sithintela ukwahlukana kwemicu kunye nokuphucula indawo yokudibana. Kwiiphaneli ezinokungcangcazela okuphezulu, ii-ferrule ziyindlela eqhelekileyo yeegeyiji zentambo ezingaphantsi kwe-2.5mm² kuba zisusa umngcipheko wokuqhekeka kwemicu emnyango we-terminal.

Indlela yokusebenza kwekheji yentwasahlobo yenzelwe ukwamkela iiferrule kuluhlu lwayo oluqhelekileyo lokusebenza. Intwasahlobo ijika kancinci ukuze ibambe ububanzi obukhulu beferrule, kodwa amandla oqhagamshelwano ahlala ngaphakathi kwebhendi yoyilo ye-8-12N. Oku kuhambelana luncedo olukhulu kubakhi beepaneli abasebenzisa iintambo zombane ngaphambi kokucwangcisa ii-ferrules.—indlela eqhelekileyo kwimveliso yeemoto zaseJamani, uthutho lukaloliwe, kunye nokuhlanganiswa kweepaneli ezenzekelayo. Iiterminals ze-Push-in, ngokwahlukileyo, zihlala zifuna i-geometry ethile ye-ferrule okanye azihambelani ne-ferrule konke konke, nto leyo enyanzela abakhi beepaneli ukuba batshintshe inkqubo yabo okanye bakhethe uhlobo olwahlukileyo lwe-terminal.

Indlela yokuchaza iiBhloko zesiphelo seSpring Cage kwiiphaneli eziNcincisa kakhulu

Ukukhetha ibhloko yesiphelo esifanelekileyo kwindawo yokungcangcazela kufuna ukujonga ngaphaya kwefoto yekhathalogu. Iindawo ezintathu ezichazayo zibalulekile: umlinganiselo wombane, ukuhambelana koomatshini, kunye namaxwebhu esiqinisekiso.

Uvavanyo lwangoku, Uluhlu lweWire Gauge, kunye neMigangatho yokuFakela uLoliwe we-DIN

Uvavanyo lwangoku lolona hlobo lokuqala lokucoca. Iiterminal ze-spring cage ziyafumaneka ngokwamanqanaba ukusuka kwi-2.5A (inqanaba lesignali) ukuya kwi-125A (ukusasazwa kwamandla), kwaye amanqaku aphezulu afumaneka kwiindlela ezikhethekileyo. Umthetho obalulekileyo: yenza ubungakanani besiphelo sendlela sibe yi-125% yowona mbane uphezulu oqhubekayo, ebala iiharmonics kunye nokungena ngokukhawuleza. Kwisekethe yemoto ye-20A, chaza isiphelo sendlela ye-25A okanye ye-32A. Umthamo owongezelelweyo ubonelela ngegumbi lobushushu kwaye unciphisa ukumelana nobushushu.

Uluhlu lwegeyiji yocingo lugqiba ukuba isiphelo sihambelana na nehanji yakho. Iisiphelo zekheyiji yentwasahlobo zihlala zigubungela i-0.08-16mm², ebanzi kunezinye iindlela ezininzi zokufaka. Qinisekisa uluhlu oluhambelana nobukhulu bentambo yakho yokwenyani, kuquka naziphi na izongezo zeferrule. Isiphelo esilinganiselweyo se-0.5-10mm² asinakuyibamba ngokufanelekileyo intambo yesignali ye-0.14mm², nokuba ispring iyichukumisa ngobuchwephesha.

Ngoku ka Imigangatho yokufakelwa kwe-DIN rail, I-TS35/7.5 kunye ne-TS35/15 zezona profayili zimbini zereli zixhaphakileyo ezisetyenziswa kwiiphaneli zoshishino, kwaye iibhloko zesiphelo kufuneka zincamathele ngokukhuselekileyo kwiprofayili ekhethiweyo. Kwiindawo ezinokungcangcazela okuphezulu, chaza iiterminals ezinendlela yokutshixa—ngesiqhelo iplastiki okanye i-latch yesinyithi—ethintela isiphelo ekutyibilikeni okanye ekuphakamiseni ireli phantsi komthwalo wokothuka. Isiphelo esiwela kwireli asinamsebenzi, nokuba sinjani na umgangatho waso wokuthintana.

Iimfuno zeSatifikethi soVavanyo lokungcangcazela ezivela kuMboneleli wakho

Nantsi imfuneko yeenkcukacha abathengi abaninzi abayilibalayo: funa isatifikethi. Ibhloko yesiphelo ethengiswa "kusetyenziso lwemizi-mveliso" okanye "kwiindawo ezingcangcazela kakhulu" kufuneka ibe namaxwebhu ovavanyo lomntu wesithathu aqinisekisa ukuba iyaphumelela. I-IEC 60068-2-6 kumanqanaba obunzima afanelekileyo kwisicelo sakho. Ukuba umthengisi akanakukubonelela ngale nto, ucacisa ngokusekelwe kwintengiso, kungekhona kubunjineli.

Isatifikethi kufuneka sichaze: uluhlu lweemvamisa zovavanyo, ukukhawuleziswa kwencopho, ubude bovavanyo, inani lemijikelo yokuntywila, kunye neendlela zokupasa zokumelana nokuxinana kunye nokuthembeka koomatshini. Iingxelo eziqhelekileyo "ezivavanyiweyo zokungcangcazela" ngaphandle kweparameters azinantsingiseloIsiphelo esivavanywe kwi-1g kangangeeyure ezi-2 asifani neso sivavanywe kwi-5g kangangeeyure ezingama-96. Umahluko awubonakali kangako. Ngumahluko phakathi kwesiphelo esisebenzayo neso sikhoyo nje.

Iimfuno ezongezelelweyo zesatifikethi ziquka UL 1059 imigangatho yokhuseleko kwiimarike zaseMntla Melika, ezichaza isithuba, ukutsha, kunye neemfuno zezinto ezifunekayo kwiibhloko zesiphelo; kunye HAYI imigangatho yezixhobo zolawulo lwemizi-mveliso, ezichaza ukhuseleko kunye nemigangatho yokusebenza kwezicelo ezithile zolawulo lwemizi-mveliso. Ezi ziqinisekiso ziqinisekisa ukuba ibhloko yesiphelo ihlangabezana neemfuno zokhuseleko, isithuba, kunye nezixhobo zemarike yakho ekujoliswe kuyo. Musa ukucinga. Qinisekisa.

FAQ

Ngaba iiterminals zekheji yesipringi zingasetyenziswa kwakhona emva kokususwa kwentambo?

Ewe. Ubomi bomjikelo woyilo lwezitishi zekheyiji zentwasahlobo eziqhelekileyo zemizi-mveliso yimijikelo yokufakwa nokususwa engaphezu kwama-500. Intwasahlobo ayidinwa phantsi kweemeko zokusebenza eziqhelekileyo kuba ukuphambuka ngexesha lokufakwa kwentambo kuncinci xa kuthelekiswa nomda we-elastic wentwasahlobo. Emva kwemijikelo engama-500, isiphelo sisenokusebenza, kodwa abavelisi badla ngokucebisa ukuba kutshintshwe ezinye izicelo ezibalulekileyo ukuqinisekisa ukusebenza rhoqo.

Ngaba iiterminals zekheji yasentwasahlobo zifuna ukuhlolwa rhoqo kwe-torque?

Hayi. Le yeyona nzuzo iphambili. Ngokungafaniyo nee-screw terminals, ezifuna ukuhlengahlengiswa okucwangcisiweyo ukuze kulungiswe ukukhululeka, ii-spring cage terminals zigcina amandla azo oqhagamshelwano ngokuzenzekelayo. Uyilo lwe-spring mechanical luhlawulela ukuhlaliswa kweengcingo, ukwanda kobushushu, kunye nentshukumo encinci ebangelwa kukungcangcazela ngaphandle kokungenelela komqhubi. Amaxesha okugcina izinto zilungile anokwandiswa ukusuka kwiinyanga ukuya kwiminyaka, okanye zisuswe ngokupheleleyo kwezinye iinkqubo.

Ngaba iiterminals ze-spring cage zibiza kakhulu kuneeterminals ze-screw?

Ixabiso leyunithi lidla ngokuba phezulu nge-15-30% kunee-screw terminals ezifanayo, kuxhomekeke kuvavanyo lwangoku kunye nomenzi. Nangona kunjalo, iindleko ezifakiweyo zihlala zikhetha ii-spring cages xa kuqukwa umsebenzi kunye nokugcinwa. Ucingo olungenazixhobo lunciphisa ixesha lokufakela nge-40-50% xa kuthelekiswa nee-screw terminals, kwaye ukususwa kokugcinwa kwe-torquing kunciphisa kakhulu iindleko zobomi. Kwizicelo zokungcangcazela okuphezulu, inzuzo yokuthembeka yenza umahluko weendleko ungabalulekanga.

Ngaba iiterminals zekheji yentwasahlobo zingaphatha ii-conductor ze-aluminium?

Uninzi lwee-terminals ze-spring cage eziqhelekileyo zilinganiswe kwii-conductors ze-copper kuphela. I-aluminium ifuna ukuqwalaselwa ngokukodwa ngenxa ye-thermal expansion coefficient ephezulu kunye nokwakheka kwe-oxide. Abanye abavelisi banikezela ngee-terminals ezilinganiswe nge-aluminium ezine-spring alloys ezihambelanayo kunye neendawo zoqhagamshelwano, kodwa ezi azizo iimveliso eziqhelekileyo. Soloko uqinisekisa ukuhambelana komqhubi nephepha ledatha lomenzi. ngaphambi kokuba ucacise iingcingo ze-aluminium.

Ingakanani ubukhulu bentambo obuphezulu kwiiterminals zekheji yasentwasahlobo?

Iiterminals zekheyiji yentwasahlobo yemizi-mveliso eqhelekileyo zithatha i-0.08-16mm² (malunga ne-28 AWG ukuya kwi-6 AWG). Iinguqulelo zamandla aphezulu zifikelela kwi-35mm² okanye i-50mm² kwizicelo zokusasazwa kwamandla. Uluhlu oluchanekileyo luyahluka ngokwemveliso kunye nothotho lwemveliso, ngoko ke qinisekisa ngokuchasene neshedyuli yakho yentambo. Kwii-conductors ezinkulu kakhulu ezingaphezu kwe-50mm², iibhloko zokusasazwa kwamandla okanye uqhagamshelo olunamabholiti zihlala zifanelekile ngakumbi kunezoyilo zekheyiji yentwasahlobo.

Ngaba iiterminals ze-spring cage ziyasebenza nee-bootlace ferrules?

Ewe. Ii-Bootlace ferrules—izikhonkwane ze-crimp ezifakwe i-insulation okanye ezingafakwanga i-insulation eziphelisa ii-stranded conductors—zihambelana ngokupheleleyo nee-terminals ezininzi ze-spring cage. Ububanzi be-ferrule bukwinqanaba eliqhelekileyo lokusebenza kwe-spring, kwaye isiphelo esifakwe i-crimped sinika umphezulu ococekileyo we-cylindrical onokuthi i-spring ibambe ngokulinganayo. Kucetyiswa ukusebenzisa ii-ferrules kwiigeyiji zentambo ezingaphantsi kwe-2.5mm² kwiindawo zokungcangcazela ukuthintela ukwaphuka kwemicu kunye nokuqinisekisa umgangatho wokudibana rhoqo.

Ngaba ii-terminals ze-spring cage azinawo amandla okungcangcazela?

Akukho qhagamshelo lombane "olungenako ukungcangcazela" ngokupheleleyo. Iiterminal zekheyiji yasentwasahlobo ziyasebenza ukumelana nokungcangcazela ukuya kumanqanaba acacisiweyo obunzima, ahlala eqinisekisiwe phantsi kwe-IEC 60068-2-6 kwi-5g, 5-150Hz. Ngaphaya kobo bunzima, amanyathelo ongezelelweyo—afana nee-potting compounds, i-cable strain relief, okanye i-vibration isolation mounts—anokufuneka. Inkcazelo echanekileyo ayilo “i-vibration-resistant” kodwa “ivavanywe kubunzima be-X ixesha elide le-Y.”

Ndingaqinisekisa njani ukuba isiphelo se-spring cage siyinyani kwaye asiyonto yobuxoki?

Iibhloko zeetheminali zomgunyathi ziyingxaki ekhulayo, ngakumbi kwiimarike ezinemithetho engalawulekiyo yokungenisa impahla. Iimveliso zokwenyani zineempawu zomenzi ezibunjiweyo, amanani eendawo ezilandelekayo, kunye nezatifikethi zovavanyo lomntu wesithathu (UL, VDE, TÜV). Cela izatifikethi ngqo kumsasazi ogunyazisiweyo womenzi, hayi kumthengisiUkuba ixabiso lingaphantsi kwama-40% kwimarike, imveliso mhlawumbi yeyomgunyathi. Ixabiso lesiphelo esingasebenziyo kumgca wemveliso osebenzayo lidlula nayiphi na imali eyongiweyo ekuthengeni ngexabiso eliphantsi.

Iingxelo zeMveliso

Ukuze ufumane iibhloko zesiphelo sekheji yasentwasahlobo ezenzelwe iindawo zoshishino ezingcangcazela kakhulu, jonga ku ikhathalogu epheleleyo yemvelisoOlu luhlu luquka iiterminal ze-DIN rail-mounted spring cage terminals kwiireyithingi zangoku ukusuka kwi-2.5A ukuya kwi-125A, kunye nokwamkelwa kwentambo ukusuka kwi-0.08mm² ukuya kwi-16mm², kuquka ii-stranded kunye nee-ferruled conductors.

Ukuze ufumane uthelekiso lwe-terminal olungena ngaphakathi kunye nokusetyenziswa apho i-wiring ye-conductor eqinileyo ifanelekile, jonga Ibhloko yesiphelo sendlela yocingo ye-PCT-211 DIN.

Iingxelo eziphambili zeenkcukacha kweli nqaku:

• I-IEC 60947-7-1 — Iibhloko zesiphelo esiqhelekileyo
• I-IEC 60068-2-6 — Uvavanyo lokungcangcazela (i-sinusoidal)
• UL 1059 — Umgangatho wokhuseleko lweebhloko zesiphelo
• Imigangatho yokufakelwa kwe-DIN rail
• IPC-A-610 — Ukwamkeleka kweendibano ze-elektroniki
• HAYI — Imigangatho yezixhobo zolawulo lwemizi-mveliso