{"id":7917,"date":"2022-12-27T12:43:15","date_gmt":"2022-12-27T12:43:15","guid":{"rendered":"https:\/\/www.excavatorenginepart.com\/?p=7917"},"modified":"2022-12-27T12:55:05","modified_gmt":"2022-12-27T12:55:05","slug":"excavator-hydraulic-pump-failure-and-causes","status":"publish","type":"post","link":"https:\/\/www.excavatorenginepart.com\/cs\/selhani-a-priciny-poruchy-hydraulickeho-cerpadla-bagru\/","title":{"rendered":"Poruchy a p\u0159\u00ed\u010diny selh\u00e1n\u00ed hydraulick\u00e9ho \u010derpadla rypadla"},"content":{"rendered":"

Poruchy a p\u0159\u00ed\u010diny selh\u00e1n\u00ed hydraulick\u00e9ho \u010derpadla rypadla<\/strong><\/p>\n

\"\"<\/p>\n

Hydraulick\u00e9 \u010derpadlo<\/a> je zdrojem energie v\u0161ech hydraulick\u00fdch syst\u00e9m\u016f. Je to za\u0159\u00edzen\u00ed pro p\u0159em\u011bnu energie, kter\u00e9 p\u0159em\u011b\u0148uje mechanickou energii na hydraulickou. Jeho technick\u00e9 parametry p\u0159\u00edmo souvisej\u00ed s v\u00fdkonem a spolehlivost\u00ed vozidla. Hydraulick\u00e9 \u010derpadlo je sou\u010d\u00e1st\u00ed hydraulick\u00e9ho syst\u00e9mu s vysokou poruchovost\u00ed, co je tedy hlavn\u00ed p\u0159\u00ed\u010dinou poruchy hydraulick\u00e9ho \u010derpadla?<\/p>\n

    \n
  1. Opot\u0159eben\u00ed vnit\u0159n\u00edch \u010d\u00e1st\u00ed \u010derpadla: opot\u0159eben\u00ed vnit\u0159n\u00edch \u010d\u00e1st\u00ed zp\u016fsob\u00ed vnit\u0159n\u00ed net\u011bsnost. Oblast net\u011bsnosti mezi plovouc\u00edm pouzdrem h\u0159\u00eddele a \u010deln\u00ed stranou p\u0159evodovky je velk\u00e1, co\u017e je hlavn\u00ed \u010d\u00e1st vnit\u0159n\u00ed net\u011bsnosti. V\u016fle sty\u010dn\u00e9 plochy se zv\u011bt\u0161uje, objemov\u00e1 \u00fa\u010dinnost se v d\u016fsledku opot\u0159eben\u00ed a vnit\u0159n\u00edch net\u011bsnost\u00ed sni\u017euje a v\u00fdstupn\u00ed v\u00fdkon olejov\u00e9ho \u010derpadla je mnohem ni\u017e\u0161\u00ed ne\u017e vstupn\u00ed v\u00fdkon.<\/li>\n
  2. St\u00e1rnut\u00ed t\u011bsnic\u00edho prvku \u010derpadla: St\u00e1rnut\u00ed t\u011bsnic\u00edho prvku vede k nas\u00e1v\u00e1n\u00ed vzduchu do olejov\u00e9ho \u010derpadla z mezery mezi olejov\u00fdm t\u011bsn\u011bn\u00edm a \u010depem v\u0159etena nebo ze spoje p\u0159\u00edvodn\u00edho konektoru oleje a t\u011blesa olejov\u00e9ho \u010derpadla a jeho vnik\u00e1n\u00ed do olejov\u00e9 n\u00e1dr\u017ee p\u0159es vratn\u00e9 potrub\u00ed, co\u017e zp\u016fsobuje velk\u00e9 mno\u017estv\u00ed bublin v olejov\u00e9 n\u00e1dr\u017ei. Mno\u017estv\u00ed oleje v n\u00e1dr\u017ei se sn\u00ed\u017e\u00ed a zved\u00e1n\u00ed bude pomal\u00e9 nebo se nebude zvedat. Pro odstran\u011bn\u00ed probl\u00e9mu je t\u0159eba vym\u011bnit t\u011bsn\u011bn\u00ed oleje.<\/li>\n
  3. \u00danik \u010derpadla: \u00fanik p\u0159\u00edmo souvis\u00ed s v\u00fdstupn\u00edm pr\u016ftokem hydraulick\u00e9ho \u010derpadla, ovliv\u0148uje stabilitu rychlosti hydraulick\u00e9ho syst\u00e9mu a v\u00fdstupn\u00ed v\u00fdkon. D\u016fvod: st\u0159edov\u00e1 pru\u017eina plun\u017erov\u00e9ho \u010derpadla je po\u0161kozen\u00e1, tak\u017ee blok v\u00e1lc\u016f a rozvod olejov\u00e9ho k\u0159\u00ed\u017ee ztrat\u00ed t\u011bsn\u011bn\u00ed; po\u0161kozen\u00ed olejov\u00e9ho t\u011bsn\u011bn\u00ed nebo t\u011bsnic\u00edho krou\u017eku; \u0161patn\u00fd t\u011bsnic\u00ed povrch; opot\u0159eben\u00ed d\u00edl\u016f \u010derpadla, p\u0159\u00edli\u0161 velk\u00e1 v\u016fle.<\/li>\n
  4. P\u0159\u00edvod oleje do \u010derpadla je nedostate\u010dn\u00fd nebo nen\u00ed \u017e\u00e1dn\u00fd tlak oleje.<\/li>\n
  5. Nadm\u011brn\u00fd hluk p\u0159i provozu \u010derpadla<\/li>\n
  6. P\u0159\u00ed\u010dina selh\u00e1n\u00ed: sac\u00ed potrub\u00ed zasahuje do povrchu oleje m\u011blce nebo je hladina oleje v n\u00e1dr\u017ei p\u0159\u00edli\u0161 n\u00edzk\u00e1; rozd\u00edl v souososti h\u0159\u00eddele hydraulick\u00e9ho \u010derpadla a h\u0159\u00eddele motoru; instalace spojky je \u0161patn\u00e1, souosost a bit\u00ed; sac\u00ed filtr oleje je \u010d\u00e1ste\u010dn\u011b zablokov\u00e1n; viskozita oleje je p\u0159\u00edli\u0161 vysok\u00e1; sac\u00ed potrub\u00ed nebo sac\u00ed dutina \u010derpadla nen\u00ed hladk\u00e1; t\u011bsn\u011bn\u00ed sac\u00edho konce oleje nen\u00ed p\u0159\u00edsn\u00e9, vnik\u00e1 vzduch, poloha s\u00e1n\u00ed oleje je p\u0159\u00edli\u0161 vysok\u00e1; vzduch vnik\u00e1 z t\u011bsn\u011bn\u00ed oleje na h\u0159\u00eddeli \u010derpadla; Uvoln\u011bn\u00fd \u0161roub krytu \u010derpadla; \u010cerpadlo a spojovac\u00ed h\u0159\u00eddel maj\u00ed r\u016fzn\u00e9 srdce nebo jsou uvoln\u011bn\u00e9; V oleji jsou bubliny; Pr\u016fchodnost sac\u00edho filtru je p\u0159\u00edli\u0161 mal\u00e1; Ot\u00e1\u010dky jsou p\u0159\u00edli\u0161 vysok\u00e9; T\u011bleso \u010derpadla p\u0159ek\u00e1\u017e\u00ed; P\u0159esnost tvaru zub\u016f zubov\u00e9ho \u010derpadla nen\u00ed vysok\u00e1 nebo je \u0161patn\u00fd kontakt, d\u00edly \u010derpadla jsou po\u0161kozen\u00e9; Axi\u00e1ln\u00ed v\u016fle zubov\u00e9ho \u010derpadla je p\u0159\u00edli\u0161 mal\u00e1, kolmost vnit\u0159n\u00edho otvoru a \u010deln\u00ed plochy ozuben\u00e9ho kola nebo rovnob\u011b\u017enost dvou otvor\u016f na krytu \u010derpadla je zablokovan\u00e1; Vibrace potrub\u00ed.<\/li>\n
  7. \u010cerpadlo nem\u00e1 tlak, obr\u00e1cen\u00ed h\u0159\u00eddele \u010derpadla; \u010cerpadlo neabsorbuje olej.<\/li>\n
  8. Na str\u00e1nk\u00e1ch hydraulick\u00e9 \u010derpadlo<\/a> pracuje abnorm\u00e1ln\u011b hork\u00fd<\/li>\n<\/ol>\n

    P\u0159\u00ed\u010dina poruchy: \u0161patn\u00e1 mont\u00e1\u017e \u010derpadla; kvalita hydraulick\u00e9ho oleje je \u0161patn\u00e1 a vnit\u0159n\u00ed opot\u0159eben\u00ed se zvy\u0161uje. Vratn\u00e9 potrub\u00ed nen\u00ed hladk\u00e9; Vliv okoln\u00edch podm\u00ednek; Viskozita oleje je p\u0159\u00edli\u0161 vysok\u00e1 nebo p\u0159\u00edli\u0161 n\u00edzk\u00e1; V\u00e1\u017en\u00e9 t\u0159en\u00ed mezi bo\u010dn\u00ed deskou a obj\u00edmkou h\u0159\u00eddele a \u010deln\u00ed plochou p\u0159evodovky; Objem n\u00e1dr\u017ee je p\u0159\u00edli\u0161 mal\u00fd, \u0161patn\u00fd odvod tepla.<\/p>\n

    \"\"<\/p>\n

    V\u00edce Hydraulick\u00e9 \u010derpadlo pro rypadla Kontaktujte n\u00e1s . www.excavatorenginepart.com<\/u><\/a>\u00a0<\/p>\n

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    Excavator Hydraulic Pump Failure and Causes Hydraulic pump is the power source of all hydraulic systems. It is the energy conversion device that converts mechanical energy into hydraulic energy. Its technical performance is directly related to the power and reliability of the vehicle. Hydraulic pump is a high failure rate component of hydraulic system, so […]<\/p>","protected":false},"author":5,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_seopress_robots_primary_cat":"","_seopress_titles_title":"","_seopress_titles_desc":"","_seopress_robots_index":"","om_disable_all_campaigns":false,"_mi_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[1],"tags":[],"class_list":["post-7917","post","type-post","status-publish","format-standard","hentry","category-tips"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.excavatorenginepart.com\/cs\/wp-json\/wp\/v2\/posts\/7917","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.excavatorenginepart.com\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.excavatorenginepart.com\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.excavatorenginepart.com\/cs\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/www.excavatorenginepart.com\/cs\/wp-json\/wp\/v2\/comments?post=7917"}],"version-history":[{"count":4,"href":"https:\/\/www.excavatorenginepart.com\/cs\/wp-json\/wp\/v2\/posts\/7917\/revisions"}],"predecessor-version":[{"id":7921,"href":"https:\/\/www.excavatorenginepart.com\/cs\/wp-json\/wp\/v2\/posts\/7917\/revisions\/7921"}],"wp:attachment":[{"href":"https:\/\/www.excavatorenginepart.com\/cs\/wp-json\/wp\/v2\/media?parent=7917"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.excavatorenginepart.com\/cs\/wp-json\/wp\/v2\/categories?post=7917"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.excavatorenginepart.com\/cs\/wp-json\/wp\/v2\/tags?post=7917"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}