{"id":8234629,"date":"2026-10-24T17:28:39","date_gmt":"2026-10-24T17:28:39","guid":{"rendered":"https:\/\/scn.eu\/?post_type=scn_guide&#038;p=8234629"},"modified":"2026-10-24T17:32:46","modified_gmt":"2026-10-24T17:32:46","slug":"libistusrongad","status":"publish","type":"scn_guide","link":"https:\/\/scn.eu\/et\/juhendid\/libistusrongad\/","title":{"rendered":"Libistusr\u00f5ngas \u2013 kuidas see t\u00f6\u00f6tab ja kuidas valida"},"content":{"rendered":"<div class=\"scn-guide\">\n<h1>Libistusr\u00f5ngas \u2013 kuidas see t\u00f6\u00f6tab ja kuidas valida<\/h1>\n<p class=\"g-lead\">Libistusr\u00f5ngas ehk liugr\u00f5ngas edastab toidet, signaale ja andmeid paigalseisva ja p\u00f6\u00f6rleva osa vahel, ilma et kaablid keerduksid. Selgitame, kuidas see t\u00f6\u00f6tab, milliseid t\u00fc\u00fcpe on olemas ja mida valikul j\u00e4lgida.<\/p>\n<div class=\"g-short\"><b class=\"t\">L\u00fchidalt<\/b><\/p>\n<ul>\n<li><b>Libistusr\u00f5ngas<\/b> \u2013 p\u00f6\u00f6rlev elektri\u00fchendus. Paigalseisva osa harjad libisevad vastu p\u00f6\u00f6rleva osa r\u00f5ngaid.<\/li>\n<li><b>Vajalik piiramatu p\u00f6\u00f6rlemise korral<\/b> \u2013 kui liikumine \u00fcletab \u00fches suunas m\u00f5ne p\u00f6\u00f6rde ja kaabel muidu keerduks katki.<\/li>\n<li><b>T\u00fc\u00fcbid<\/b> \u2013 kapsel-, l\u00e4biva avaga, lame- ja minilibistusr\u00f5ngad ning variandid Etherneti, kiudoptika, suure voolu ja \u00f5hu v\u00f5i vedelike jaoks.<\/li>\n<li><b>Vali<\/b> ahelate arvu, voolu ja pinge, signaalit\u00fc\u00fcbi, p\u00f6\u00f6rlemiskiiruse, t\u00f6\u00f6keskkonna ja m\u00f5\u00f5tmete j\u00e4rgi.<\/li>\n<li><b>Andmeside vajab \u00f5iget konstruktsiooni<\/b> \u2013 v\u00e4ljasiinid ja Ethernet n\u00f5uavad nende jaoks ehitatud libistusr\u00f5ngast.<\/li>\n<\/ul>\n<\/div>\n<h2>Mis on libistusr\u00f5ngas?<\/h2>\n<p>Libistusr\u00f5ngas koosneb rootorist ja staatorist. Rootoril on messingist v\u00f5i vasest r\u00f5ngad, mis on sageli kaetud kulla v\u00f5i h\u00f5bedaga. Staatoris on harjad, mis suruvad vastu r\u00f5ngaid. Iga r\u00f5ngas ja hari moodustavad \u00fche ahela, nii et 12 r\u00f5ngaga libistusr\u00f5ngas suudab edastada 12 eraldi juhti.<\/p>\n<figure><img loading=\"lazy\" src=\"https:\/\/scn.eu\/wp-content\/uploads\/2026\/10\/scn-guide-slapring-f1-et.webp\" alt=\"Libistusr\u00f5nga t\u00f6\u00f6p\u00f5him\u00f5te: paigalseisva korpuse harjad libisevad vastu p\u00f6\u00f6rleva v\u00f5lli r\u00f5ngaid ning edastavad toidet ja signaale\" width=\"1520\" height=\"530\" loading=\"lazy\" decoding=\"async\"><figcaption>Harjad seisavad paigal, r\u00f5ngad p\u00f6\u00f6rlevad \u2013 vool liigub seal, kus need kokku puutuvad.<\/figcaption><\/figure>\n<p>Kuni liikumine piirdub m\u00f5ne p\u00f6\u00f6rdega edasi-tagasi, piisab sageli kaabliketist v\u00f5i kaablitrumlist. Kui midagi peab p\u00f6\u00f6rlema pidevalt, n\u00e4iteks p\u00f6\u00f6rdlaud, kaamera v\u00f5i tuuleturbiini rumm, on vaja libistusr\u00f5ngast. Seda nimetatakse ka p\u00f6\u00f6rlevaks elektri\u00fchenduseks v\u00f5i elektriliseks p\u00f6\u00f6rdliiteks.<\/p>\n<p>Signaalide jaoks on harjad sageli v\u00e4\u00e4rismetallist, suurte voolude jaoks h\u00f5begrafiidist. Kiudharjad ehk peenikestest metalltraatidest kimbud annavad igale r\u00f5ngale mitu kontaktpunkti, v\u00e4hem kulumist ja v\u00e4iksema m\u00fcra.<\/p>\n<h2>Milliseid libistusr\u00f5ngaid on olemas?<\/h2>\n<figure><img loading=\"lazy\" src=\"https:\/\/scn.eu\/wp-content\/uploads\/2026\/10\/scn-guide-slapring-f2-et.webp\" alt=\"Neli levinud t\u00fc\u00fcpi: kapsel-libistusr\u00f5ngas, l\u00e4biva avaga libistusr\u00f5ngas, lame libistusr\u00f5ngas ja p\u00f6\u00f6rdliide \u00f5hu ja vedelike jaoks\" width=\"1520\" height=\"430\" loading=\"lazy\" decoding=\"async\"><figcaption>Neli levinud konstruktsiooni. Lisaks on variante Etherneti, kiudoptika ja suurte voolude jaoks.<\/figcaption><\/figure>\n<div class=\"g-tbl\">\n<table>\n<thead>\n<tr>\n<th>T\u00fc\u00fcp<\/th>\n<th>Omadused<\/th>\n<th>T\u00fc\u00fcpiline kasutus<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td class=\"n\">Kapsel<\/td>\n<td>Kompaktne, v\u00e4ikese l\u00e4bim\u00f5\u00f5duga, kaablid v\u00e4ljuvad m\u00f5lemast otsast<\/td>\n<td>Kaamerad, v\u00e4ikerobotid, m\u00f5\u00f5telauad<\/td>\n<\/tr>\n<tr>\n<td class=\"n\">L\u00e4biva avaga<\/td>\n<td>\u00d5\u00f5nesv\u00f5ll, mille keskelt saab l\u00e4bi viia v\u00f5lli, vooliku v\u00f5i kaabli<\/td>\n<td>P\u00f6\u00f6rdlauad, pakkemasinad, tuuleturbiinid<\/td>\n<\/tr>\n<tr>\n<td class=\"n\">Lame<\/td>\n<td>Lame konstruktsioon, r\u00f5ngad asuvad \u00fches tasapinnas<\/td>\n<td>Kus k\u00f5rgus on piiratud<\/td>\n<\/tr>\n<tr>\n<td class=\"n\">Mini<\/td>\n<td>V\u00e4he ahelaid, v\u00e4ike vool, v\u00e4ga v\u00e4ikesed m\u00f5\u00f5tmed<\/td>\n<td>M\u00f5\u00f5teriistad, v\u00e4ikesed kardaanstabilisaatorid, laboriseadmed<\/td>\n<\/tr>\n<tr>\n<td class=\"n\">Ethernet ja v\u00e4ljasiin<\/td>\n<td>Suurte andmeedastuskiiruste jaoks projekteeritud ahelad<\/td>\n<td>Robotid, kaamerad, I\/O-ga p\u00f6\u00f6rlevad masinad<\/td>\n<\/tr>\n<tr>\n<td class=\"n\">Kiudoptiline p\u00f6\u00f6rdliide<\/td>\n<td>Edastab valgust optilises kius, h\u00e4irekindel<\/td>\n<td>Radarid, kaitset\u00f6\u00f6stus, allvees\u00f5idukid<\/td>\n<\/tr>\n<tr>\n<td class=\"n\">P\u00f6\u00f6rdliide<\/td>\n<td>Suru\u00f5hu, vedelike v\u00f5i vaakumi jaoks, saab kombineerida elektriahelatega<\/td>\n<td>T\u00e4itemasinad, haaratsid, tootmine<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<h2>Mida libistusr\u00f5nga valikul j\u00e4lgida?<\/h2>\n<ul>\n<li><b>Ahelate arv<\/b> \u2013 loe toite-, signaali- ja andmeahelad eraldi kokku ning lisa m\u00f5ni varuahel.<\/li>\n<li><b>Vool ja pinge ahela kohta<\/b> \u2013 suurte voolude jaoks saab mitu r\u00f5ngast paralleelselt \u00fchendada.<\/li>\n<li><b>Signaalit\u00fc\u00fcp<\/b> \u2013 n\u00f5rgad analoogsignaalid, n\u00e4iteks koormusanduritelt, vajavad kuld-kuld-kontakte ja varjestust. Ethernet ja v\u00e4ljasiinid vajavad nende jaoks projekteeritud ahelaid.<\/li>\n<li><b>P\u00f6\u00f6rlemiskiirus<\/b> \u2013 antakse p\u00f6\u00f6retes minutis. Minilibistusr\u00f5ngas v\u00f5ib taluda m\u00f5nesadat p\/min, tuuleturbiini libistusr\u00f5ngas on aga ehitatud v\u00e4ikesele kiirusele ja pikale t\u00f6\u00f6eale.<\/li>\n<li><b>T\u00f6\u00f6iga<\/b> \u2013 antakse p\u00f6\u00f6rete arvuna ja see s\u00f5ltub kiirusest, voolust ja kontaktmaterjalist.<\/li>\n<li><b>Elektriline m\u00fcra<\/b> \u2013 kontakttakistuse k\u00f5ikumine r\u00f5nga p\u00f6\u00f6rlemisel, antakse milliomides. Oluline andurisignaalide puhul.<\/li>\n<li><b>T\u00f6\u00f6keskkond<\/b> \u2013 IP-kaitseaste, temperatuur, vibratsioon, sool ja kondensaat. Siseruumides piisab IP40-st, \u00f5ues ja tuuleturbiinides n\u00f5utakse sageli IP65.<\/li>\n<\/ul>\n<h2>Kus libistusr\u00f5ngaid kasutatakse?<\/h2>\n<ul>\n<li><b>Tuuleenergia<\/b> \u2013 gondli ja rummu vaheline libistusr\u00f5ngas edastab toidet labanurga mootoritele ning signaale ja CAN-siini labade juhts\u00fcsteemile.<\/li>\n<li><b>Pakendamine ja toiduainet\u00f6\u00f6stus<\/b> \u2013 karussell-t\u00e4ite- ja etiketeerimismasinad, sageli koos suru\u00f5hu p\u00f6\u00f6rdliitega.<\/li>\n<li><b>Robotid ja automaatika<\/b> \u2013 robotiliigendid, p\u00f6\u00f6rdlauad ja p\u00f6\u00f6rleva pealisosaga automaats\u00f5idukid.<\/li>\n<li><b>Liikurmasinad<\/b> \u2013 kraanad ja ekskavaatorid, mille pealisehitus saab piiramatult p\u00f6\u00f6relda.<\/li>\n<li><b>Kaamerad ja valve<\/b> \u2013 PTZ-kaamerad, mis p\u00f6\u00f6rlevad peatumata 360\u00b0 ja edastavad samal ajal videot.<\/li>\n<li><b>Kaitset\u00f6\u00f6stus ja radarid<\/b> \u2013 radariantennid, sensortornid ja antennipositsioneerijad koaksiaalsete RF-p\u00f6\u00f6rdliidete ja kiudoptikaga.<\/li>\n<li><b>Meditsiinitehnika<\/b> \u2013 kompuutertomograafid, kus r\u00f6ntgentoru ja detektorid p\u00f6\u00f6rlevad pidevalt \u00fcmber patsiendi.<\/li>\n<\/ul>\n<h2>Viis levinud viga<\/h2>\n<ol class=\"g-pit\">\n<li><b>Ethernet tavaliste signaalir\u00f5ngaste kaudu.<\/b> Laual v\u00f5ib see t\u00f6\u00f6tada, kuid t\u00f6\u00f6s hakkavad paketid kaduma. Vali libistusr\u00f5ngas, mis on spetsifitseeritud vastavale protokollile ja andmeedastuskiirusele.<\/li>\n<li><b>Staatori j\u00e4ik kinnitamine.<\/b> Kui nii rootor kui ka staator on j\u00e4igalt kinnitatud, koormab v\u00e4ikseimgi joondusviga laagreid. Hoia staatorit p\u00f6\u00f6rlemist\u00f5kkega, mis lubab veidi liikumist.<\/li>\n<li><b>Vale kontaktmaterjal.<\/b> N\u00f5rgad signaalid vajavad kulda. Suured voolud vajavad materjali, mis talub soojust, n\u00e4iteks h\u00f5begrafiiti.<\/li>\n<li><b>Toite- ja signaaliahelate segamine.<\/b> Mootoriahelate h\u00e4ired v\u00f5ivad kanduda andurisignaalidesse. Eralda ja varjesta need.<\/li>\n<li><b>T\u00f6\u00f6keskkond unustatakse.<\/b> IP40 libistusr\u00f5ngas ei pea \u00f5ues vastu. Arvesta kondensaadi, tolmu, soola ja temperatuuriga.<\/li>\n<\/ol>\n<h2>Libistusr\u00f5ngad SCN-ilt<\/h2>\n<p>Meie valikus on Jinpati libistusr\u00f5ngad: mini- ja lamelibistusr\u00f5ngad, libistusr\u00f5ngad servos\u00fcsteemidele ja tuuleturbiinidele, variandid USB, HDMI ja SDI jaoks, koaksiaalsed RF-p\u00f6\u00f6rdliited ja pneumaatilised p\u00f6\u00f6rdliited. Libistusr\u00f5ngaid tuleb sageli kohandada, seega alusta n\u00f5uete loetelust: ahelad, vool, signaalid, kiirus, t\u00f6\u00f6keskkond ja m\u00f5\u00f5tmed.<\/p>\n<h3>N\u00e4ited meie valikust<\/h3>\n<div class=\"g-prod\"><a class=\"g-pc\" href=\"https:\/\/scn.eu\/et\/toode\/windturbinesliprings-et\/\"><img loading=\"lazy\" src=\"https:\/\/scn.eu\/wp-content\/uploads\/2025\/01\/Wind_turbine_slip_rings.jpeg\" alt=\"Jinpat Tuuleturbiinide libistusr\u00f5ngad\" width=\"800\" height=\"800\" loading=\"lazy\" decoding=\"async\"><span class=\"g-pb\">Jinpat<\/span><span class=\"g-pn\">Tuuleturbiinide libistusr\u00f5ngad<\/span><span class=\"g-pw\">Toite, signaalide ja CAN-siini edastamiseks labade juhts\u00fcsteemile. Toiter\u00f5ngad kuni 63 A, IP65.<\/span><\/a><a class=\"g-pc\" href=\"https:\/\/scn.eu\/et\/toode\/lpt012a-0602-et\/\"><img loading=\"lazy\" src=\"https:\/\/scn.eu\/wp-content\/uploads\/2025\/01\/LPT012A-0602.jpeg\" alt=\"Jinpat LPT012A-0602 L\u00e4biv avaga libistusr\u00f5ngas\" width=\"800\" height=\"800\" loading=\"lazy\" decoding=\"async\"><span class=\"g-pb\">Jinpat<\/span><span class=\"g-pn\">LPT012A-0602 L\u00e4biv avaga libistusr\u00f5ngas<\/span><span class=\"g-pw\">L\u00e4biva avaga libistusr\u00f5ngas 12,7 mm avaga, kuus 2 A ahelat ja mitu kontaktpunkti r\u00f5nga kohta v\u00e4ikese m\u00fcra jaoks.<\/span><\/a><a class=\"g-pc\" href=\"https:\/\/scn.eu\/et\/toode\/lpfo-01a-et\/\"><img loading=\"lazy\" src=\"https:\/\/scn.eu\/wp-content\/uploads\/2025\/01\/LPFO-01A.jpeg\" alt=\"Jinpat LPFO-01A kiudoptiline libistusr\u00f5ngas\" width=\"800\" height=\"800\" loading=\"lazy\" decoding=\"async\"><span class=\"g-pb\">Jinpat<\/span><span class=\"g-pn\">LPFO-01A kiudoptiline libistusr\u00f5ngas<\/span><span class=\"g-pw\">Kiudoptiline p\u00f6\u00f6rdliide suurte andmemahtude jaoks, IP65\/IP68 ja \u221245 kuni 85 \u00b0C.<\/span><\/a><\/div>\n<div class=\"g-links\"><a href=\"https:\/\/scn.eu\/et\/tootekategooria\/tooteid\/components-et\/slip-rings-et\/\">Libistusr\u00f5ngad<\/a><a href=\"https:\/\/scn.eu\/et\/tootekategooria\/tooteid\/components-et\/\">Komponendid<\/a><a href=\"https:\/\/scn.eu\/et\/tootekategooria\/tooteid\/sensors-et\/absolute-encoders-et\/\">Absoluutenkoodrid<\/a><a href=\"https:\/\/scn.eu\/et\/tootekategooria\/tooteid\/sensors-et\/incremental-encoders\/\">Inkrementaalenkoodrid<\/a><\/div>\n<div class=\"g-cta\">\n<p>Kas sul on p\u00f6\u00f6rlev konstruktsioon, mis vajab toidet, signaale v\u00f5i andmesidet? K\u00fcsi meie inseneridelt \u2013 saad vastuse 24 tunni jooksul.<\/p>\n<p><a href=\"https:\/\/scn.eu\/et\/kontakt\/\">K\u00fcsi inseneri k\u00e4est<\/a><\/div>\n<h2>Korduma kippuvad k\u00fcsimused<\/h2>\n<details>\n<summary>Mis vahe on libistusr\u00f5ngal ja kommutaatoril?<\/summary>\n<p>Libistusr\u00f5ngal on terved r\u00f5ngad ja see edastab voolu muutmata kujul. Kommutaatoril on segmendid, mis muudavad rootori p\u00f6\u00f6rlemisel voolu suunda, nagu harjadega alalisvoolumootoris.<\/p>\n<\/details>\n<details>\n<summary>Kas libistusr\u00f5nga kaudu saab Etherneti edastada?<\/summary>\n<p>Jah, Etherneti jaoks projekteeritud libistusr\u00f5ngaga. Kontrolli, millisele andmeedastuskiirusele see on spetsifitseeritud, n\u00e4iteks 100 Mbit\/s v\u00f5i 1 Gbit\/s.<\/p>\n<\/details>\n<details>\n<summary>Kui kaua libistusr\u00f5ngas vastu peab?<\/summary>\n<p>T\u00f6\u00f6iga antakse p\u00f6\u00f6rete arvuna ja see s\u00f5ltub kiirusest, voolust, kontaktmaterjalist ja t\u00f6\u00f6keskkonnast. Kiudharjad ja v\u00e4\u00e4rismetallid pikendavad seda.<\/p>\n<\/details>\n<details>\n<summary>Mis on faasirootoriga mootor?<\/summary>\n<p>As\u00fcnkroonmootor, mille rootorim\u00e4his on libistusr\u00f5ngaste kaudu \u00fchendatud v\u00e4listakistitega. See annab suure k\u00e4ivitusmomendi ja v\u00e4ikese k\u00e4ivitusvoolu ning seda kasutatakse n\u00e4iteks kraanades ja purustites.<\/p>\n<\/details>\n<details>\n<summary>Kas on olemas kontaktivabu libistusr\u00f5ngaid?<\/summary>\n<p>Jah. Need edastavad toidet ja andmeid induktiivselt, mahtuvuslikult v\u00f5i optiliselt, ilma kuluvate harjadeta. Neid kasutatakse muu hulgas kompuutertomograafides.<\/p>\n<\/details>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Libistusr\u00f5ngas ehk liugr\u00f5ngas edastab toidet, signaale ja andmeid paigalseisva ja p\u00f6\u00f6rleva osa vahel, ilma et kaablid keerduksid. Selgitame, kuidas see t\u00f6\u00f6tab, milliseid t\u00fc\u00fcpe on olemas ja mida valikul j\u00e4lgida.<\/p>\n","protected":false},"author":11,"featured_media":8234426,"template":"","meta":{"_yoast_wpseo_focuskw":"libistusr\u00f5ngas","_yoast_wpseo_metadesc":"Libistusr\u00f5nga juhend: kuidas libistusr\u00f5ngas t\u00f6\u00f6tab, milliseid t\u00fc\u00fcpe on ja mille j\u00e4rgi valida \u2013 ahelad, vool, kiirus, andmeside ja IP-klass. 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