{"id":1072,"date":"2026-06-24T03:13:23","date_gmt":"2026-06-24T03:13:23","guid":{"rendered":"https:\/\/planetary-gearboxes.com\/?p=1072"},"modified":"2026-06-24T03:13:23","modified_gmt":"2026-06-24T03:13:23","slug":"track-drive-planetary-gearbox-for-amphibious-excavators","status":"publish","type":"post","link":"https:\/\/planetary-gearboxes.com\/cs\/track-drive-planetary-gearbox-for-amphibious-excavators\/","title":{"rendered":"Planetov\u00e1 p\u0159evodovka s p\u00e1sov\u00fdm pohonem pro oboj\u017eiveln\u00e1 rypadla"},"content":{"rendered":"
\n
\n
\n
<\/div>\n
<\/div>\n
<\/div>\n

Korea Ever-Power \u00b7 Aplika\u010dn\u00ed in\u017een\u00fdrstv\u00ed \u00b7 Oboj\u017eiveln\u00e1 za\u0159\u00edzen\u00ed<\/p>\n

Planetov\u00e1 p\u0159evodovka s p\u00e1sov\u00fdm pohonem pro oboj\u017eiveln\u00e1 rypadla \u2013 pln\u011b pono\u0159en\u00e1, pln\u011b ut\u011bsn\u011bn\u00e1, pln\u011b funk\u010dn\u00ed<\/h1>\n

Standardn\u00ed p\u00e1sov\u00e9 pohony odol\u00e1vaj\u00ed st\u0159\u00edkaj\u00edc\u00ed vod\u011b. P\u00e1sov\u00e9 pohony oboj\u017eiveln\u00fdch bagr\u016f funguj\u00ed uvnit\u0159<\/strong> voda \u2013 pono\u0159en\u00e1 a\u017e k n\u00e1boji ozuben\u00e9ho kola nebo hloub\u011bji, po cel\u00e9 hodiny, ve sladk\u00e9 vod\u011b, brakick\u00fdch \u00fast\u00edch \u0159ek nebo slanovodn\u00edch pob\u0159e\u017en\u00edch z\u00f3n\u00e1ch. Jednor\u00e1zov\u00e9 selh\u00e1n\u00ed t\u011bsn\u011bn\u00ed nezp\u016fsobuje postupnou kontaminaci olejem. Zp\u016fsobuje okam\u017eit\u00e9, katastrofick\u00e9 zaplaven\u00ed cel\u00e9 planetov\u00e9 p\u0159evodovky vodou.<\/p>\n

Proch\u00e1zet planetov\u00e9 p\u0159evodovky pro p\u00e1sov\u00e9 pohony \u2192<\/a><\/p>\n<\/div>\n<\/section>\n

\n

\u010c\u00edm se p\u00e1sov\u00fd pohon oboj\u017eiveln\u00e9ho rypadla z\u00e1sadn\u011b li\u0161\u00ed od koncov\u00fdch pohon\u016f pozemn\u00edch bagr\u016f<\/h2>\n

Oboj\u017eiveln\u00e9 rypadlo \u2013 naz\u00fdvan\u00e9 tak\u00e9 bahenn\u00ed bugina, bahenn\u00ed rypadlo nebo plovouc\u00ed rypadlo \u2013 je standardn\u00ed hydraulick\u00e9 rypadlo (obvykle o nosnosti 12 a\u017e 35 tun) namontovan\u00e9 na \u0161irok\u00fdch pontonech vybaven\u00fdch p\u00e1sov\u00fdmi \u0159et\u011bzy nebo p\u00e1sov\u00fdmi p\u00e1sy. Pontony zaji\u0161\u0165uj\u00ed vztlak a planetov\u00e1 p\u0159evodovka s pohonem p\u00e1s\u016f<\/a> na ka\u017ed\u00e9m pontonu poh\u00e1n\u00ed stroj po vod\u011b, bahn\u011b a m\u011bkk\u00e9m ter\u00e9nu, kter\u00fdm by \u017e\u00e1dn\u00fd konven\u010dn\u00ed p\u00e1sov\u00fd stroj nemohl proj\u00edt.<\/p>\n

\n
\n
100%<\/div>\n
pono\u0159en\u00e9 b\u011bhem provozu ve vod\u011b \u2013 ozuben\u00e9 kolo, sk\u0159\u00ed\u0148, t\u011bsn\u011bn\u00ed, motor, v\u0161e pod vodou<\/div>\n<\/div>\n
\n
3 \u2013 8<\/div>\n
Tlak na zeminu v kPa na m\u011bkk\u00e9m bl\u00e1t\u011b \u2013 nejni\u017e\u0161\u00ed ze v\u0161ech stroj\u016f t\u0159\u00eddy rypadla<\/div>\n<\/div>\n
\n
0<\/div>\n
tolerance pro selh\u00e1n\u00ed t\u011bsn\u011bn\u00ed \u2013 jak\u00fdkoli \u00fanik znamen\u00e1 okam\u017eit\u00e9 \u00fapln\u00e9 zaplaven\u00ed vodou<\/div>\n<\/div>\n
\n
2 \u2013 4<\/div>\n
rychlost j\u00edzdy km\/h \u2013 sou\u010dasn\u011b vodou, bahnem a pono\u0159enou vegetac\u00ed<\/div>\n<\/div>\n<\/div>\n

Konstruk\u010dn\u00ed rozd\u00edly oproti p\u00e1sov\u00e9mu pohonu pozemn\u00edho rypadla nejsou d\u00edl\u010d\u00ed vylep\u0161en\u00ed \u2013 jedn\u00e1 se o z\u00e1sadn\u00ed konstruk\u010dn\u00ed zm\u011bny nap\u0159\u00ed\u010d v\u0161emi komponenty:<\/p>\n

\n\n\n\n\n\n\n\n\n\n
Komponent<\/th>\nPohon po pozemn\u00ed dr\u00e1ze<\/th>\nOboj\u017eiveln\u00fd p\u00e1sov\u00fd pohon<\/th>\n<\/tr>\n<\/thead>\n
Po\u017eadavek na t\u011bsn\u011bn\u00ed<\/td>\nOdoln\u00e9 proti st\u0159\u00edkaj\u00edc\u00ed vod\u011b a \u010d\u00e1ste\u010dn\u00e9mu pono\u0159en\u00ed<\/td>\nOdol\u00e1v\u00e1 trval\u00e9mu hydrostatick\u00e9mu tlaku 0,5 \u2013 2,0 m<\/td>\n<\/tr>\n
Materi\u00e1l pouzdra<\/td>\nTv\u00e1rn\u00e1 litina QT500-7 (standardn\u00ed)<\/td>\nQT600-3 s antikorozn\u00edm n\u00e1t\u011brem pro n\u00e1mo\u0159n\u00ed pou\u017eit\u00ed nebo nerezov\u00fdmi spojovac\u00edmi prvky<\/td>\n<\/tr>\n
Odvzdu\u0161\u0148ova\u010d<\/td>\nStandardn\u00ed atmosf\u00e9rick\u00fd odvzdu\u0161\u0148ova\u010d<\/td>\nUt\u011bsn\u011bn\u00e1 expanzn\u00ed komora nebo d\u00e1lkov\u011b montovan\u00e1 nad vodoryskou<\/td>\n<\/tr>\n
Ochrana proti korozi<\/td>\nStandardn\u00ed barva<\/td>\nEpoxidov\u00fd + zinkov\u00fd z\u00e1kladn\u00ed n\u00e1t\u011br, ob\u011btn\u00ed anody pro slanou vodu<\/td>\n<\/tr>\n
Spou\u0161\u0165 pro v\u00fdm\u011bnu oleje<\/td>\nNa z\u00e1klad\u011b hodin (1 000 \u2013 2 000 h)<\/td>\nTest kontaminace vody p\u0159ed ka\u017edou sm\u011bnou (povinn\u00fd)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\"Aplikace<\/p>\n<\/div>\n<\/section>\n

\n

Hydrostatick\u00fd tlak \u2013 Pro\u010d pono\u0159en\u00ed m\u011bn\u00ed v\u0161e v oblasti konstrukce t\u011bsn\u011bn\u00ed<\/h2>\n

Pozemn\u00ed t\u011bsn\u011bn\u00ed pohonu p\u00e1s\u016f odol\u00e1v\u00e1 tlakov\u00e9mu rozd\u00edlu mezi vnit\u0159n\u00edm objemem oleje a vn\u011bj\u0161\u00ed atmosf\u00e9rou \u2013 obvykle 0,1 a\u017e 0,3 baru b\u011bhem tepeln\u00fdch cykl\u016f. Oboj\u017eiveln\u00e9 t\u011bsn\u011bn\u00ed pohonu p\u00e1s\u016f mus\u00ed nav\u00edc odol\u00e1vat hydrostatick\u00e9mu tlaku okoln\u00edho vodn\u00edho sloupce. V hloubce ponoru 1,0 metru je vn\u011bj\u0161\u00ed tlak o 0,1 baru (p\u0159ibli\u017en\u011b 10 kPa) vy\u0161\u0161\u00ed ne\u017e atmosf\u00e9rick\u00fd \u2013 m\u00edrn\u00fd, ale p\u016fsob\u00edc\u00ed nep\u0159etr\u017eit\u011b po cel\u00e9m obvodu t\u011bsn\u011bn\u00ed po dobu hodin.<\/p>\n

\"Planetov\u00e1<\/p>\n

\n
\n
Probl\u00e9m vnit\u0159n\u00edho tlaku<\/div>\n

U pozemn\u00edch stroj\u016f zabra\u0148uje dvojit\u00e9 ku\u017eelov\u00e9 t\u011bsn\u011bn\u00ed \u00faniku oleje ven. U pono\u0159en\u00fdch oboj\u017eiveln\u00fdch stroj\u016f mus\u00ed t\u011bsn\u011bn\u00ed tak\u00e9 zabr\u00e1nit vniknut\u00ed vody dovnit\u0159 \u2013 proti hydrostatick\u00e9mu tlaku. Standardn\u00ed dvojit\u00e9 ku\u017eelov\u00e9 t\u011bsn\u011bn\u00ed jsou navr\u017eena prim\u00e1rn\u011b pro zadr\u017eov\u00e1n\u00ed vody sm\u011brem ven. P\u0159i vnit\u0159n\u00edm hydrostatick\u00e9m tlaku se sm\u011br vych\u00fdlen\u00ed t\u011bsnic\u00edho b\u0159itu obr\u00e1t\u00ed a geometrie kontaktu, kter\u00e1 dob\u0159e funguje pro zadr\u017eov\u00e1n\u00ed vody sm\u011brem ven, m\u016f\u017ee umo\u017enit migraci vody sm\u011brem dovnit\u0159 jinou cestou \u00faniku.<\/p>\n<\/div>\n

\n
Po\u017eadavek na obousm\u011brn\u00e9 t\u011bsn\u011bn\u00ed<\/div>\n

Pohony oboj\u017eiveln\u00fdch p\u00e1s\u016f vy\u017eaduj\u00ed t\u011bsn\u011bn\u00ed validovan\u00e1 pro obousm\u011brn\u00e9 udr\u017een\u00ed tlaku: sm\u011brem ven (zabra\u0148uj\u00ed \u00faniku oleje, kdy\u017e je stroj na such\u00e9m povrchu a olej je tepl\u00fd) a sm\u011brem dovnit\u0159 (zabra\u0148uj\u00ed vniknut\u00ed vody, kdy\u017e je stroj pono\u0159en a vn\u011bj\u0161\u00ed tlak vody p\u0159ekro\u010d\u00ed vnit\u0159n\u00ed tlak oleje). Tento obousm\u011brn\u00fd po\u017eadavek obvykle znamen\u00e1: vy\u0161\u0161\u00ed s\u00edlu pru\u017einy, u\u017e\u0161\u00ed toleranci rovinnosti \u010deln\u00ed plochy (maxim\u00e1ln\u011b 0,3 sv\u011bteln\u00e9ho prou\u017eku oproti 0,9 pro standard) a O-krou\u017eky z FKM, kter\u00e9 odol\u00e1vaj\u00ed p\u016fsoben\u00ed oleje i vody bez rozd\u00edln\u00e9ho bobtn\u00e1n\u00ed.<\/p>\n<\/div>\n<\/div>\n

\n

Probl\u00e9m s d\u00fdch\u00e1n\u00edm p\u0159i pono\u0159en\u00ed:<\/strong> Standardn\u00ed odvzdu\u0161\u0148ovac\u00ed ventil, pokud je pono\u0159en, se st\u00e1v\u00e1 p\u0159\u00edvodem vody. Oboj\u017eiveln\u00e9 p\u00e1sov\u00e9 pohony pou\u017e\u00edvaj\u00ed jedno ze dvou \u0159e\u0161en\u00ed: (1) uzav\u0159enou expanzn\u00ed komoru, kter\u00e1 absorbuje tepelnou rozta\u017enost bez vn\u011bj\u0161\u00ed v\u00fdm\u011bny vzduchu \u2013 \u010d\u00edm\u017e se odvzdu\u0161\u0148ova\u010d zcela eliminuje, nebo (2) d\u00e1lkov\u011b namontovan\u00fd odvzdu\u0161\u0148ova\u010d p\u0159ipojen\u00fd k pouzdru hadic\u00ed a um\u00edst\u011bn\u00fd nad maxim\u00e1ln\u00ed vodoryskou. Ut\u011bsn\u011bn\u00e1 expanzn\u00ed komora je preferovan\u00fdm \u0159e\u0161en\u00edm, proto\u017ee nem\u00e1 \u017e\u00e1dn\u00fd vn\u011bj\u0161\u00ed otvor, kter\u00fd by mohl b\u00fdt zablokov\u00e1n bahnem nebo vegetac\u00ed.<\/p>\n<\/div>\n<\/section>\n

\n

Pohon t\u0159emi m\u00e9dii \u2013 vodou, bahnem a vegetac\u00ed<\/h2>\n

Pozemn\u00ed p\u00e1sov\u00fd pohon se pohybuje v jednom m\u00e9diu: povrchu zem\u011b. P\u00e1sov\u00fd pohon oboj\u017eiveln\u00e9ho rypadla se m\u016f\u017ee pohybovat sou\u010dasn\u011b ve t\u0159ech m\u00e9di\u00edch: p\u00e1sy tla\u010d\u00ed na bahno nebo \u0159\u00ed\u010dn\u00ed koryto pod nimi, ponton vytla\u010duje vodu po stran\u00e1ch a pono\u0159en\u00e1 vegetace se ov\u00edj\u00ed kolem ozuben\u00e9ho kola a zvy\u0161uje rota\u010dn\u00ed odpor. Celkov\u00fd odpor pohonu je sou\u010dtem v\u0161ech t\u0159\u00ed m\u00e9di\u00ed.<\/p>\n

\n
\n
Trakce v bl\u00e1t\u011b (prim\u00e1rn\u00ed)<\/div>\n

Desky p\u00e1s\u016f se dot\u00fdkaj\u00ed pono\u0159en\u00e9ho povrchu bahna. Na hlubok\u00e9m, m\u011bkk\u00e9m bahn\u011b (\u00fanosnost 5 a\u017e 15 kPa) je sou\u010dinitel trakce velmi n\u00edzk\u00fd \u2013 0,2 a\u017e 0,4 oproti 0,5 a\u017e 0,7 na such\u00e9m j\u00edlu. Pohon p\u00e1s\u016f mus\u00ed generovat pohon z t\u00e9to omezen\u00e9 trakce. \u0160irok\u00e9 pontonov\u00e9 p\u00e1sy (800 a\u017e 1 200 mm) a agresivn\u00ed profily dr\u00e1\u017eek maximalizuj\u00ed dostupnou trak\u010dn\u00ed plochu.<\/p>\n<\/div>\n

\n
Odolnost proti odporu vody<\/div>\n

Pontony vytla\u010duj\u00ed vodu, kdy\u017e se stroj pohybuje vp\u0159ed. Odpor vody se zvy\u0161uje s druhou mocninou rychlosti \u2013 p\u0159i rychlosti 3 km\/h v m\u011blk\u00e9 vod\u011b m\u016f\u017ee odpor p\u0159idat 15 a\u017e 251 TP3T k celkov\u00e9mu pohonn\u00e9mu odporu. P\u0159i rychlosti 1 km\/h v hlubok\u00e9m bahn\u011b je odpor zanedbateln\u00fd. Pohon p\u00e1s\u016f mus\u00ed zvl\u00e1dnout ob\u011b podm\u00ednky v r\u00e1mci jedn\u00e9 sm\u011bny, proto\u017ee stroj p\u0159ech\u00e1z\u00ed mezi otev\u0159enou vodou a bahnit\u00fdmi m\u011bl\u010dinami.<\/p>\n<\/div>\n

\n
Vegeta\u010dn\u00ed obal<\/div>\n

Vodn\u00ed vegetace \u2013 r\u00e1kos\u00ed, lekn\u00edny, pono\u0159en\u00e9 tr\u00e1vy, ko\u0159eny mangrovov\u00fdch strom\u016f \u2013 se ov\u00edj\u00ed kolem \u0159et\u011bzov\u00e9ho kola a usazuje se mezi p\u00e1sov\u00fdmi deskami. Tato vegetace zvy\u0161uje rota\u010dn\u00ed odpor p\u00e1sov\u00e9ho syst\u00e9mu o 10 a\u017e 30% a pokud nen\u00ed odstran\u011bna, m\u016f\u017ee zcela zastavit pohon p\u00e1su. Profil zub\u016f \u0159et\u011bzov\u00e9ho kola u oboj\u017eiveln\u00fdch pohon\u016f je navr\u017een s \u0161ir\u0161\u00edmi dr\u00e1\u017ekami a samo\u010distic\u00ed geometri\u00ed, kter\u00e1 b\u011bhem ot\u00e1\u010den\u00ed odstra\u0148uje vegetaci.<\/p>\n<\/div>\n<\/div>\n<\/section>\n

\"Planetov\u00e1<\/p>\n

\n

T\u0159i poruchov\u00e9 re\u017eimy specifick\u00e9 pro pohony oboj\u017eiveln\u00fdch p\u00e1s\u016f<\/h2>\n
\n
\n
1<\/div>\n
\n
Katastrofick\u00e9 zaplaven\u00ed vodou v d\u016fsledku selh\u00e1n\u00ed hydrostatick\u00e9ho t\u011bsn\u011bn\u00ed<\/div>\n

U pozemn\u00edch stroj\u016f vede selh\u00e1n\u00ed t\u011bsn\u011bn\u00ed k postupn\u00e9 kontaminaci olejem po dobu stovek hodin. U pono\u0159en\u00fdch oboj\u017eiveln\u00fdch stroj\u016f zp\u016fsob\u00ed selh\u00e1n\u00ed t\u011bsn\u011bn\u00ed okam\u017eit\u00fd pr\u016fnik vody pod hydrostatick\u00fdm tlakem. B\u011bhem n\u011bkolika minut m\u016f\u017ee pom\u011br oleje a vody dos\u00e1hnout hodnoty 50\/50 \u2013 co\u017e sou\u010dasn\u011b zni\u010d\u00ed mazac\u00ed film na ka\u017ed\u00e9m povrchu lo\u017eiska a ozuben\u00e9ho kola. Jedin\u00e9 selh\u00e1n\u00ed pono\u0159en\u00e9ho t\u011bsn\u011bn\u00ed m\u016f\u017ee v jedin\u00e9 sm\u011bn\u011b vy\u0159adit z provozu cel\u00e9 planetov\u00e9 soukol\u00ed a v\u0161echna lo\u017eiska. To je d\u016fvod, pro\u010d pohony oboj\u017eiveln\u00fdch p\u00e1s\u016f pou\u017e\u00edvaj\u00ed dvojit\u00e9 t\u011bsn\u011bn\u00ed (prim\u00e1rn\u00ed dvojit\u00fd ku\u017eel + sekund\u00e1rn\u00ed z\u00e1lo\u017en\u00ed b\u0159itov\u00e9 t\u011bsn\u011bn\u00ed) \u2013 kter\u00e9 poskytuje redundantn\u00ed bari\u00e9ru, kterou \u017e\u00e1dn\u00e1 pozemn\u00ed aplikace nevy\u017eaduje.<\/p>\n

Prevence: Konstrukce s dvojit\u00fdm t\u011bsn\u011bn\u00edm (povinn\u00e1). Zkou\u0161ka olej-voda p\u0159ed ka\u017edou sm\u011bnou. Vym\u011b\u0148te t\u011bsn\u011bn\u00ed po 3 000 hodin\u00e1ch (ne po 6 000 hodin\u00e1ch). P\u0159i ka\u017ed\u00e9 v\u00fdm\u011bn\u011b oleje zkontrolujte t\u011bsnic\u00ed plochy.<\/div>\n<\/div>\n<\/div>\n
\n
2<\/div>\n
\n
Galvanick\u00e1 koroze pouzdra a spojovac\u00edch prvk\u016f ve slan\u00e9 vod\u011b<\/div>\n

Oboj\u017eiveln\u00e1 rypadla pracuj\u00edc\u00ed v pob\u0159e\u017en\u00edch z\u00f3n\u00e1ch, \u00fast\u00edch \u0159ek a p\u0159\u00edlivov\u00fdch oblastech se setk\u00e1vaj\u00ed se slanou vodou s koncentrac\u00ed chlorid\u016f 15 000 a\u017e 35 000 ppm. Slan\u00e1 voda v kontaktu s tv\u00e1rnou litinou a ocelov\u00fdmi spojovac\u00edmi prvky iniciuje galvanickou korozi \u2013 zejm\u00e9na na spoj\u00edch mezi r\u016fzn\u00fdmi kovy (nap\u0159. ocelov\u00e9 \u0161rouby v \u017eelezn\u00fdch pouzdrech nebo \u017eelezn\u00e1 pouzdra namontovan\u00e1 na hlin\u00edkov\u00fdch pontonech). Rychlost koroze ve slan\u00e9 vod\u011b je 5 a\u017e 10kr\u00e1t rychlej\u0161\u00ed ne\u017e ve sladk\u00e9 vod\u011b. Tlou\u0161\u0165ka st\u011bny pouzdra se m\u016f\u017ee bez dostate\u010dn\u00e9 ochrany zmen\u0161it o 0,5 a\u017e 1,0 mm za rok provozu ve slan\u00e9 vod\u011b.<\/p>\n

Prevence: Z\u00e1kladn\u00ed n\u00e1t\u011brov\u00fd syst\u00e9m s epoxidem a zinkem vhodn\u00fd pro pono\u0159en\u00ed do mo\u0159sk\u00e9 vody. Spojovac\u00ed prvky z nerezov\u00e9 oceli (t\u0159\u00edda A4-80). Zinkov\u00e9 anody p\u0159ilepen\u00e9 k pouzdru pro katodickou ochranu. Oplach sladkou vodou po ka\u017ed\u00e9 sm\u011bn\u011b ve slan\u00e9 vod\u011b.<\/div>\n<\/div>\n<\/div>\n
\n
3<\/div>\n
\n
Zastaven\u00ed ozuben\u00e9ho kola a p\u00e1su v d\u016fsledku ovinut\u00ed vodn\u00ed vegetac\u00ed<\/div>\n

Hust\u00e1 vodn\u00ed vegetace \u2013 zejm\u00e9na ko\u0159eny mangrov\u016f, vodn\u00ed hyacint a r\u00e1kos\u00ed \u2013 se ov\u00edj\u00ed kolem n\u00e1boje \u0159et\u011bzov\u00e9ho kola a stla\u010duje se mezi desky p\u00e1s\u016f, dokud rota\u010dn\u00ed odpor nep\u0159ekro\u010d\u00ed to\u010div\u00fd moment pohonu p\u00e1s\u016f. Stroj se zastav\u00ed se zablokovan\u00fdmi p\u00e1sy. Pokus o protla\u010den\u00ed zvy\u0161ov\u00e1n\u00edm hydraulick\u00e9ho tlaku riskuje p\u0159et\u00ed\u017een\u00ed planetov\u00fdch p\u0159evod\u016f a motoru nad jejich jmenovit\u00fd to\u010div\u00fd moment. Obsluha mus\u00ed vypnout stroj, fyzicky odstranit vegetaci z \u0159et\u011bzov\u00e9ho kola (\u010dasto ru\u010dn\u011b, ve vod\u011b) a pokra\u010dovat v j\u00edzd\u011b. V hust\u00fdch mangrovov\u00fdch z\u00f3n\u00e1ch m\u016f\u017ee \u010di\u0161t\u011bn\u00ed vegetace spot\u0159ebovat 20 a\u017e 301 pracovn\u00edch dn\u016f.<\/p>\n

Prevence: Pou\u017eijte samo\u010distic\u00ed profily ozuben\u00fdch kol se \u0161irok\u00fdmi dr\u00e1\u017ekami a le\u0161t\u011bn\u00fdmi boky zub\u016f. Nainstalujte ochrann\u00e9 kryty ozuben\u00fdch kol, kter\u00e9 zabra\u0148uj\u00ed vniknut\u00ed v\u011bt\u0161\u00edch porost\u016f do rozhran\u00ed mezi ozuben\u00fdm kolem a dr\u00e1hou. Pravideln\u011b obracejte dr\u00e1hu, aby se nahromad\u011bn\u00fd materi\u00e1l zbavil.<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/section>\n
\"Planetov\u00e1<\/p>\n

Planetov\u00e1 p\u0159evodovka s p\u00e1sov\u00fdm pohonem pro oboj\u017eiveln\u00e1 rypadla \u2013 \u010casto kladen\u00e9 ot\u00e1zky<\/h2>\n
\n
\n

Mohu u oboj\u017eiveln\u00e9 p\u0159estavby pou\u017e\u00edt standardn\u00ed p\u00e1sov\u00fd pohon rypadla?<\/h3>\n

Nen\u00ed ur\u010deno pro provoz v ponoru. Standardn\u00ed p\u00e1sov\u00fd pohon rypadla je vybaven stupn\u011bm odolnosti proti st\u0159\u00edkaj\u00edc\u00ed vod\u011b IP67 \u2013 snese kr\u00e1tkodob\u00e9 pono\u0159en\u00ed, ale nen\u00ed navr\u017een pro trval\u00fd hydrostatick\u00fd tlak v hloubce 0,5 a\u017e 2,0 m. Standardn\u00ed dvojit\u00e9 ku\u017eelov\u00e9 t\u011bsn\u011bn\u00ed umo\u017en\u00ed vniknut\u00ed vody p\u0159i trval\u00e9m hydrostatick\u00e9m tlaku b\u011bhem n\u011bkolika dn\u016f a\u017e t\u00fddn\u016f provozu v ponoru. Oboj\u017eiveln\u00e9 p\u00e1sov\u00e9 pohony vy\u017eaduj\u00ed dvojit\u00e9 t\u011bsn\u011bn\u00ed, ut\u011bsn\u011bn\u00e9 expanzn\u00ed komory (bez odvzdu\u0161\u0148ova\u010de), ochranu proti korozi vhodn\u00e9 pro n\u00e1mo\u0159n\u00ed provoz a obousm\u011brn\u00e9 t\u011bsnic\u00ed plochy odoln\u00e9 proti tlaku. Pou\u017eit\u00ed standardn\u00edho p\u00e1sov\u00e9ho pohonu na pontonov\u00e9 p\u0159estavb\u011b riskuje katastrofick\u00e9 zaplaven\u00ed vodou a \u00fapln\u00e9 selh\u00e1n\u00ed p\u0159evodovky b\u011bhem 200 a\u017e 500 hodin provozu v ponoru.<\/p>\n<\/div>\n

\n

Jak \u010dasto by se m\u011bl testovat olej pro pohon oboj\u017eiveln\u00fdch p\u00e1s\u016f na kontaminaci vodou?<\/h3>\n

P\u0159ed ka\u017edou sm\u011bnou \u2013 ne v pl\u00e1novan\u00fdch intervalech v\u00fdm\u011bny oleje. Jednoduch\u00fd vizu\u00e1ln\u00ed test (vypu\u0161t\u011bn\u00ed mal\u00e9ho vzorku ze spodn\u00ed z\u00e1tky \u2013 \u010dir\u00fd jantarov\u00fd odst\u00edn znamen\u00e1 \u010dist\u00fd, ml\u00e9\u010dn\u00fd nebo zakalen\u00fd odst\u00edn zna\u010d\u00ed vodu) trv\u00e1 2 minuty a odhal\u00ed selh\u00e1n\u00ed t\u011bsn\u011bn\u00ed d\u0159\u00edve, ne\u017e obsah vody dos\u00e1hne \u00farovn\u011b, kter\u00e1 by mohla po\u0161kodit lo\u017eiska (200 ppm). Jak\u00fdkoli viditeln\u00fd z\u00e1kal vy\u017eaduje okam\u017eitou v\u00fdm\u011bnu oleje a kontrolu t\u011bsn\u011bn\u00ed. U provozu se slanou vodou testujte olej tak\u00e9 na obsah chlorid\u016f po ka\u017ed\u00fdch 250 hodin\u00e1ch provozu \u2013 obsah chlorid\u016f nad 50 ppm nazna\u010duje pronik\u00e1n\u00ed slan\u00e9 vody, kter\u00e1 urychluje korozi, i kdy\u017e je objem vody mal\u00fd.<\/p>\n<\/div>\n

\n

Jak\u00e1 je typick\u00e1 \u017eivotnost oboj\u017eiveln\u00e9ho p\u00e1sov\u00e9ho pohonu?<\/h3>\n

Provoz ve sladk\u00e9 vod\u011b: 5 000 a\u017e 8 000 hodin. Provoz v brakick\u00e9 nebo slan\u00e9 vod\u011b: 3 000 a\u017e 5 000 hodin. Rozd\u00edl v \u017eivotnosti je zp\u016fsoben v\u00fdhradn\u011b koroz\u00ed \u2013 mechanick\u00e9 zat\u00ed\u017een\u00ed oboj\u017eiveln\u00e9ho rypadla je podobn\u00e9 nebo ni\u017e\u0161\u00ed ne\u017e u pozemn\u00edho rypadla (voda zaji\u0161\u0165uje \u010d\u00e1ste\u010dn\u00fd vztlak, kter\u00fd sni\u017euje efektivn\u00ed hmotnost na p\u00e1sech). V\u00fdm\u011bna t\u011bsn\u011bn\u00ed po 3 000 hodin\u00e1ch (sladk\u00e1 voda) nebo 2 000 hodin\u00e1ch (slan\u00e1 voda) \u2013 bez ohledu na stav t\u011bsn\u011bn\u00ed \u2013 je nej\u00fa\u010dinn\u011bj\u0161\u00ed preventivn\u00ed \u00fadr\u017ebou, kter\u00e1 zabra\u0148uje katastrof\u00e1ln\u00edmu zaplaven\u00ed vodou. Korea Ever-Power<\/a> doporu\u010duje proaktivn\u00ed v\u00fdm\u011bnu t\u011bsn\u011bn\u00ed jako pl\u00e1novan\u00fd spot\u0159ebn\u00ed materi\u00e1l, nikoli jako polo\u017eku z\u00e1vislou na stavu, pro v\u0161echny oboj\u017eiveln\u00e9 aplikace.<\/p>\n<\/div>\n

\n

Vy\u017eaduje slan\u00e1 voda jin\u00e9 materi\u00e1ly pro pohon p\u00e1s\u016f ne\u017e sladk\u00e1 voda?<\/h3>\n

Ano. Provoz ve sladk\u00e9 vod\u011b vy\u017eaduje n\u00e1t\u011br n\u00e1mo\u0159n\u00ed kvality a ut\u011bsn\u011bnou odvzdu\u0161\u0148ovac\u00ed\/expanzn\u00ed komoru \u2013 dostate\u010dnou ochranu proti korozi p\u0159i ni\u017e\u0161\u00edm obsahu chlorid\u016f (obvykle pod 500 ppm). Provoz ve slan\u00e9 vod\u011b (15 000 a\u017e 35 000 ppm chlorid\u016f) nav\u00edc vy\u017eaduje: epoxidov\u00fd + zinkov\u00fd z\u00e1kladn\u00ed n\u00e1t\u011br, spojovac\u00ed prvky z nerezov\u00e9 oceli A4-80 v cel\u00e9m rozsahu (standardn\u00ed \u0161rouby z uhl\u00edkov\u00e9 oceli viditeln\u011b koroduj\u00ed b\u011bhem n\u011bkolika t\u00fddn\u016f), zinkov\u00e9 anody spojen\u00e9 s pouzdrem pro katodickou ochranu a t\u011bsnic\u00ed O-krou\u017eky z FKM, kter\u00e9 odol\u00e1vaj\u00ed kombinaci slan\u00e9 vody a p\u0159evodov\u00e9ho oleje bez rozd\u00edln\u00e9ho bobtn\u00e1n\u00ed. Specifikace pro slanou vodu zvy\u0161uje n\u00e1klady na p\u00e1sov\u00fd pohon o 20 a\u017e 30%, ale prodlu\u017euje \u017eivotnost pro slanou vodu o 60 a\u017e 80% ve srovn\u00e1n\u00ed s jednotkou ur\u010denou pro sladkou vodu ve stejn\u00e9m prost\u0159ed\u00ed.<\/p>\n<\/div>\n

\n

Dod\u00e1v\u00e1 Korea Ever-Power p\u00e1sov\u00e9 pohony pro oboj\u017eiveln\u00e1 vozidla s dvojit\u00fdm t\u011bsn\u011bn\u00edm a n\u00e1t\u011bry pro lodn\u00ed pou\u017eit\u00ed?<\/h3>\n

Ano. Spole\u010dnost Korea Ever-Power vyr\u00e1b\u00ed planetov\u00e9 p\u0159evodovky s pohonem p\u00e1s\u016f pro oboj\u017eiveln\u00e1 rypadla s dvojit\u00fdm t\u011bsn\u011bn\u00edm (prim\u00e1rn\u00ed dvojit\u00fd ku\u017eel + sekund\u00e1rn\u00ed b\u0159itov\u00e9 t\u011bsn\u011bn\u00ed), ut\u011bsn\u011bn\u00fdmi komorami pro tepelnou rozta\u017enost (bez extern\u00edho odvzdu\u0161\u0148ova\u010de), epoxidov\u00fdmi a zinkov\u00fdmi z\u00e1kladn\u00edmi n\u00e1t\u011bry pro n\u00e1mo\u0159n\u00ed pou\u017eit\u00ed a spojovac\u00edmi prvky z nerezov\u00e9 oceli A4-80. K dispozici od 15 000 do 60 000 Nm pro pontonov\u00e1 rypadla v t\u0159\u00edd\u011b 12 a\u017e 35 tun. P\u0159i objedn\u00e1vce uve\u010fte pro p\u0159\u00edslu\u0161nou \u00farove\u0148 ochrany proti korozi \u201eoboj\u017eiveln\u00e1 sladkovodn\u00ed\u201c nebo \u201eoboj\u017eiveln\u00e1 slanovodn\u00ed\u201c.<\/p>\n<\/div>\n<\/div>\n<\/section>\n

\n
\n
\n
Pohony oboj\u017eiveln\u00fdch p\u00e1s\u016f \u2013 ut\u011bsn\u011bn\u00e9 pro pono\u0159en\u00ed, chr\u00e1n\u011bn\u00e9 proti korozi<\/div>\n

Spole\u010dnost Korea Ever-Power dod\u00e1v\u00e1 planetov\u00e9 p\u0159evodovky s pohonem p\u00e1s\u016f pro oboj\u017eiveln\u00e1 rypadla s dvojit\u00fdm t\u011bsn\u011bn\u00edm, n\u00e1t\u011bry pro n\u00e1mo\u0159n\u00ed \u00fa\u010dely a ochranou proti korozi ve slan\u00e9 vod\u011b od 15 000 do 60 000 Nm. Pro doporu\u010den\u00ed vodot\u011bsnosti uve\u010fte model rypadla, typ pontonu a typ provozn\u00ed vody (sladk\u00e1\/slan\u00e1).<\/p>\n<\/div>\n

\n

Zobrazit sortiment pohonu p\u00e1s\u016f \u2192<\/a><\/p>\n

sales@planet\u00e1rn\u00ed-p\u0159evodovky.com<\/div>\n<\/div>\n<\/div>\n<\/section>\n

St\u0159iha\u010d: Cxm<\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"

Korea Ever-Power \u00b7 Aplika\u010dn\u00ed in\u017een\u00fdrstv\u00ed \u00b7 Planetov\u00e1 p\u0159evodovka s p\u00e1sov\u00fdm pohonem pro oboj\u017eiveln\u00e1 rypadla \u2013 pln\u011b pono\u0159en\u00e1, pln\u011b ut\u011bsn\u011bn\u00e1, pln\u011b funk\u010dn\u00ed Standardn\u00ed p\u00e1sov\u00e9 pohony odol\u00e1vaj\u00ed st\u0159\u00edkaj\u00edc\u00ed vod\u011b. P\u00e1sov\u00e9 pohony oboj\u017eiveln\u00fdch rypadel pracuj\u00ed ve vod\u011b \u2013 pono\u0159en\u00e9 po n\u00e1boj \u0159et\u011bzov\u00e9ho kola nebo hloub\u011bji, po cel\u00e9 hodiny, ve sladk\u00e9 vod\u011b, brakick\u00fdch \u00fast\u00edch \u0159ek nebo slan\u00e9 pob\u0159e\u017en\u00ed vod\u011b [\u2026]<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":"","footnotes":""},"categories":[965],"tags":[],"class_list":["post-1072","post","type-post","status-publish","format-standard","hentry","category-application-and-technical-guid"],"_links":{"self":[{"href":"https:\/\/planetary-gearboxes.com\/cs\/wp-json\/wp\/v2\/posts\/1072","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/planetary-gearboxes.com\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/planetary-gearboxes.com\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/planetary-gearboxes.com\/cs\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/planetary-gearboxes.com\/cs\/wp-json\/wp\/v2\/comments?post=1072"}],"version-history":[{"count":1,"href":"https:\/\/planetary-gearboxes.com\/cs\/wp-json\/wp\/v2\/posts\/1072\/revisions"}],"predecessor-version":[{"id":1073,"href":"https:\/\/planetary-gearboxes.com\/cs\/wp-json\/wp\/v2\/posts\/1072\/revisions\/1073"}],"wp:attachment":[{"href":"https:\/\/planetary-gearboxes.com\/cs\/wp-json\/wp\/v2\/media?parent=1072"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/planetary-gearboxes.com\/cs\/wp-json\/wp\/v2\/categories?post=1072"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/planetary-gearboxes.com\/cs\/wp-json\/wp\/v2\/tags?post=1072"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}