![\"\"](\"https:\/\/www.tflequip.com\/wp-content\/uploads\/2023\/07\/\u672a\u6807\u9898-1-1-1-300x190.jpg\" "\\"\u672a\u6807\u9898-1")
<\/p>","protected":false},"excerpt":{"rendered":"Abnorm\u00e1lne vibr\u00e1cie \u010derpadla priamo ovplyv\u0148uj\u00fa bezpe\u010dn\u00fa prev\u00e1dzku. Siln\u00e9 vibr\u00e1cie m\u00f4\u017eu sp\u00f4sobi\u0165 deform\u00e1ciu alebo dokonca zlomenie niektor\u00fdch komponentov, \u010do v\u00fdrazne skracuje \u017eivotnos\u0165 \u010derpadla. Vibr\u00e1cie m\u00f4\u017eu tie\u017e uvo\u013eni\u0165 skrutky na rotuj\u00facich \u010dastiach, \u010do m\u00f4\u017ee vies\u0165 k odhodeniu mechanick\u00fdch komponentov a ohrozeniu person\u00e1lu. Vibr\u00e1cie \u010derpadla tie\u017e generuj\u00fa hluk, \u010do m\u00e1 v\u00e1\u017eny vplyv na pracovn\u00e9 prostredie.<\/p>\n
Vibr\u00e1cie \u010derpadla kontrolujeme z h\u013eadiska in\u0161tal\u00e1cie \u010derpadla. Nasleduj\u00facimi met\u00f3dami mo\u017eno dosiahnu\u0165 izol\u00e1ciu vibr\u00e1ci\u00ed viac ako 85-99%, \u010d\u00edm sa z\u00e1sadne vyrie\u0161ia probl\u00e9my, ktor\u00e9 m\u00f4\u017eu vibr\u00e1cie \u010derpadiel sp\u00f4sobova\u0165 v ka\u017edodennom \u017eivote aj v priemyselnej v\u00fdrobe.<\/p>\n
Kontrola vibr\u00e1ci\u00ed \u010derpadla:<\/p>\n
1. In\u0161tal\u00e1cia pru\u017einov\u00fdch izol\u00e1torov:<\/p>\n
a. V\u00fdber typu izol\u00e1tora pru\u017einy \u010derpadla:<\/p>\n
Vo v\u0161eobecnosti sa volia vo\u013ene stojace pru\u017einov\u00e9 izol\u00e1tory. Ich v\u00fdhodou je jednoduch\u00e1 kon\u0161trukcia a n\u00edzke n\u00e1klady. Odkryt\u00e9 pru\u017einy u\u013eah\u010duj\u00fa neust\u00e1le monitorovanie ich stavu a umo\u017e\u0148uj\u00fa v\u010dasn\u00fa v\u00fdmenu pru\u017e\u00edn, aby sa zabr\u00e1nilo nadmern\u00e9mu hrdzaveniu a po\u0161kodeniu, ktor\u00e9 by mohlo sp\u00f4sobi\u0165 n\u00e1hle potopenie \u010derpadla, potenci\u00e1lne po\u0161kodenie zariadenia a pretrhnutie potrubia.<\/p>\n
b. V\u00fdber jari:<\/p>\n
V\u00fdrobcovia tlmi\u010dov vibr\u00e1ci\u00ed zvy\u010dajne vyberaj\u00fa pru\u017einy, ktor\u00e9 sp\u013a\u0148aj\u00fa tieto po\u017eiadavky: Priemer pru\u017einy nesmie by\u0165 men\u0161\u00ed ako 0,8-n\u00e1sobok jej v\u00fd\u0161ky pri menovitom za\u0165a\u017een\u00ed; pru\u017eina mus\u00ed ma\u0165 ur\u010dit\u00fd prebytok dr\u00e1hy, najmenej 50% menovitej statickej deform\u00e1cie; a horizont\u00e1lna tuhos\u0165 pru\u017einy mus\u00ed by\u0165 najmenej 100% jej vertik\u00e1lnej tuhosti, aby sa zabezpe\u010dila stabilita tlmi\u010da.<\/p>\n
c. V\u00fdber v\u00fdchylky tlmi\u010da pru\u017einy;<\/p>\n
Menovit\u00e1 v\u00fdchylka (menovit\u00e9 stla\u010denie pru\u017einy) pru\u017einov\u00e9ho tlmi\u010da, ktor\u00fa zvy\u010dajne uv\u00e1dzaj\u00fa v\u00fdrobcovia tlmi\u010dov, je 25 mm (od frekvencie pribli\u017ene 3 - 4 Hz). T\u00e1to v\u00fdchylka je dostato\u010dn\u00e1 na izol\u00e1ciu vibr\u00e1ci\u00ed vodn\u00e9ho \u010derpadla s 650 ot\u00e1\u010dkami za min\u00fatu. Pri ot\u00e1\u010dkach ni\u017e\u0161\u00edch ako 650 ot\/min sa odpor\u00fa\u010da pou\u017ei\u0165 pru\u017einov\u00fd tlmi\u010d s priehybom 40 mm alebo menej.<\/p>\n
2. In\u0161tal\u00e1cia gumov\u00fdch izol\u00e1torov:<\/p>\n
Gumov\u00e9 izol\u00e1tory s\u00fa zvy\u010dajne vyroben\u00e9 z chloropr\u00e9nov\u00e9ho kau\u010duku (CR) alebo pr\u00edrodn\u00e9ho kau\u010duku (NR). Zvy\u010dajne sa pou\u017e\u00edvaj\u00fa gumov\u00e9 izol\u00e1tory kompresn\u00e9ho typu, zatia\u013e \u010do pri \u013eah\u0161\u00edch \u010derpadl\u00e1ch sa m\u00f4\u017eu pou\u017ei\u0165 gumov\u00e9 izol\u00e1tory \u0161mykov\u00e9ho typu.<\/p>\n
V porovnan\u00ed s pru\u017einov\u00fdmi izol\u00e1tormi maj\u00fa gumov\u00e9 izol\u00e1tory o nie\u010do ni\u017e\u0161\u00ed v\u00fdkon izol\u00e1cie vibr\u00e1ci\u00ed.<\/p>\n
3. Nain\u0161talujte flexibiln\u00fd z\u00e1klad:<\/p>\n
Ak chcete splni\u0165 pr\u00edsnej\u0161ie normy na kontrolu vibr\u00e1ci\u00ed, najlep\u0161ou mo\u017enos\u0165ou je nepochybne in\u0161tal\u00e1cia pru\u017en\u00e9ho z\u00e1kladu v spojen\u00ed s pru\u017einov\u00fdmi izol\u00e1tormi. \u0160pecifik\u00e1cie pru\u017en\u00e9ho z\u00e1kladu: Hmotnos\u0165 z\u00e1kladu by mala by\u0165 pribli\u017ene 1 a\u017e 2-n\u00e1sobkom hmotnosti \u010derpadla. R\u00e1m by mal by\u0165 skon\u0161truovan\u00fd z uzamknut\u00e9ho kan\u00e1likov\u00e9ho \u017eeleza s v\u00fd\u0161kou aspo\u0148 1\/12 d\u013a\u017eky, nie v\u0161ak menej ako 150 mm a nie viac ako 300 mm. D\u013a\u017eka a \u0161\u00edrka by mala by\u0165 dostato\u010dn\u00e1 na to, aby obsiahla cel\u00e9 \u010derpadlo, s rezervou 10 - 15 cm na ka\u017edej strane. V ide\u00e1lnom pr\u00edpade by mal zah\u0155\u0148a\u0165 aj koleno. Vn\u00fatri by mal by\u0165 vyliaty bet\u00f3n a v jednej tretine v\u00fd\u0161ky by mala by\u0165 vlo\u017een\u00e1 vrstva oce\u013eov\u00e9ho pletiva. Mali by sa nain\u0161talova\u0165 pru\u017einov\u00e9 izol\u00e1tory, aby sa medzi z\u00e1kladom a podstavcom zachovala medzera 3 - 5 cm.<\/p>\n
<\/p>","protected":false},"excerpt":{"rendered":"
Abnormal pump vibration directly impacts safe operation. Severe vibration can cause certain components to deform or even break, severely shortening the pump’s service life. Vibration can also loosen bolts on rotating parts, potentially throwing mechanical components and endangering personnel. Pump vibration also generates noise, severely impacting the work environment. We control pump vibration from the […]<\/p>","protected":false},"author":4,"featured_media":1209,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[36],"tags":[],"acf":[],"_links":{"self":[{"href":"https:\/\/www.tflequip.com\/sk\/wp-json\/wp\/v2\/posts\/1519"}],"collection":[{"href":"https:\/\/www.tflequip.com\/sk\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.tflequip.com\/sk\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.tflequip.com\/sk\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/www.tflequip.com\/sk\/wp-json\/wp\/v2\/comments?post=1519"}],"version-history":[{"count":0,"href":"https:\/\/www.tflequip.com\/sk\/wp-json\/wp\/v2\/posts\/1519\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.tflequip.com\/sk\/wp-json\/wp\/v2\/media\/1209"}],"wp:attachment":[{"href":"https:\/\/www.tflequip.com\/sk\/wp-json\/wp\/v2\/media?parent=1519"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.tflequip.com\/sk\/wp-json\/wp\/v2\/categories?post=1519"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.tflequip.com\/sk\/wp-json\/wp\/v2\/tags?post=1519"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}