![\"\"](\"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\u00e1ln\u00ed vibrace \u010derpadla maj\u00ed p\u0159\u00edm\u00fd vliv na bezpe\u010dn\u00fd provoz. Siln\u00e9 vibrace mohou zp\u016fsobit deformaci nebo dokonce zlomen\u00ed n\u011bkter\u00fdch sou\u010d\u00e1st\u00ed a v\u00fdrazn\u011b zkr\u00e1tit \u017eivotnost \u010derpadla. Vibrace mohou tak\u00e9 uvolnit \u0161rouby na rotuj\u00edc\u00edch \u010d\u00e1stech, co\u017e m\u016f\u017ee v\u00e9st k vyhozen\u00ed mechanick\u00fdch sou\u010d\u00e1st\u00ed a ohro\u017een\u00ed person\u00e1lu. Vibrace \u010derpadla tak\u00e9 vytv\u00e1\u0159ej\u00ed hluk, kter\u00fd v\u00e1\u017en\u011b ovliv\u0148uje pracovn\u00ed prost\u0159ed\u00ed.<\/p>\n
Z hlediska instalace \u010derpadla kontrolujeme vibrace \u010derpadla. N\u00e1sleduj\u00edc\u00edmi metodami lze dos\u00e1hnout izolace vibrac\u00ed nad 85-99%, \u010d\u00edm\u017e se z\u00e1sadn\u011b \u0159e\u0161\u00ed probl\u00e9my, kter\u00e9 mohou vibrace \u010derpadel zp\u016fsobovat v ka\u017edodenn\u00edm \u017eivot\u011b i v pr\u016fmyslov\u00e9 v\u00fdrob\u011b.<\/p>\n
\u0158\u00edzen\u00ed vibrac\u00ed \u010derpadla:<\/p>\n
1. Instalace pru\u017einov\u00fdch izol\u00e1tor\u016f:<\/p>\n
a. V\u00fdb\u011br typu izol\u00e1toru pru\u017einy \u010derpadla:<\/p>\n
Obvykle se vol\u00ed voln\u011b stoj\u00edc\u00ed pru\u017einov\u00e9 izol\u00e1tory. Jejich v\u00fdhodou je jednoduch\u00e1 konstrukce a n\u00edzk\u00e1 cena. Odkryt\u00e9 pru\u017einy usnad\u0148uj\u00ed neust\u00e1lou kontrolu jejich stavu a umo\u017e\u0148uj\u00ed v\u010dasnou v\u00fdm\u011bnu pru\u017ein, aby se zabr\u00e1nilo nadm\u011brn\u00e9mu prorezav\u011bn\u00ed a po\u0161kozen\u00ed, kter\u00e9 by mohlo zp\u016fsobit n\u00e1hl\u00e9 potopen\u00ed \u010derpadla, potenci\u00e1ln\u00ed po\u0161kozen\u00ed za\u0159\u00edzen\u00ed a p\u0159eru\u0161en\u00ed potrub\u00ed.<\/p>\n
b. V\u00fdb\u011br jara:<\/p>\n
V\u00fdrobci tlumi\u010d\u016f vibrac\u00ed obvykle vyb\u00edraj\u00ed pru\u017einy, kter\u00e9 spl\u0148uj\u00ed n\u00e1sleduj\u00edc\u00ed po\u017eadavky: Pr\u016fm\u011br pru\u017einy nesm\u00ed b\u00fdt men\u0161\u00ed ne\u017e 0,8n\u00e1sobek jej\u00ed v\u00fd\u0161ky p\u0159i jmenovit\u00e9m zat\u00ed\u017een\u00ed; pru\u017eina mus\u00ed m\u00edt ur\u010dit\u00fd p\u0159ebytek zdvihu, nejm\u00e9n\u011b 50% jmenovit\u00e9 statick\u00e9 v\u00fdchylky; a horizont\u00e1ln\u00ed tuhost pru\u017einy mus\u00ed b\u00fdt nejm\u00e9n\u011b 100% jej\u00ed vertik\u00e1ln\u00ed tuhosti, aby byla zaji\u0161t\u011bna stabilita tlumi\u010de.<\/p>\n
c. Volba v\u00fdchylky tlumi\u010de pru\u017einy;<\/p>\n
Jmenovit\u00e1 v\u00fdchylka (jmenovit\u00e9 stla\u010den\u00ed pru\u017einy) pru\u017einov\u00e9ho tlumi\u010de, kterou obvykle ud\u00e1vaj\u00ed v\u00fdrobci tlumi\u010d\u016f, je 25 mm (od frekvence p\u0159ibli\u017en\u011b 3-4 Hz). Tato v\u00fdchylka je dostate\u010dn\u00e1 pro izolaci vibrac\u00ed u vodn\u00edho \u010derpadla s 650 ot\u00e1\u010dkami za minutu. Pro ot\u00e1\u010dky ni\u017e\u0161\u00ed ne\u017e 650 ot\/min se doporu\u010duje pru\u017einov\u00fd tlumi\u010d s pr\u016fhybem 40 mm nebo m\u00e9n\u011b.<\/p>\n
2. Instalace gumov\u00fdch izol\u00e1tor\u016f:<\/p>\n
Pry\u017eov\u00e9 izol\u00e1tory se obvykle vyr\u00e1b\u011bj\u00ed z chloroprenov\u00e9ho kau\u010duku (CR) nebo p\u0159\u00edrodn\u00edho kau\u010duku (NR). Obvykle se pou\u017e\u00edvaj\u00ed pry\u017eov\u00e9 izol\u00e1tory kompresn\u00edho typu, zat\u00edmco u leh\u010d\u00edch \u010derpadel lze pou\u017e\u00edt pry\u017eov\u00e9 izol\u00e1tory smykov\u00e9ho typu.<\/p>\n
V porovn\u00e1n\u00ed s pru\u017einov\u00fdmi izol\u00e1tory maj\u00ed pry\u017eov\u00e9 izol\u00e1tory o n\u011bco ni\u017e\u0161\u00ed \u00fa\u010dinnost izolace vibrac\u00ed.<\/p>\n
3. Nainstalujte pru\u017en\u00fd z\u00e1klad:<\/p>\n
Chcete-li splnit p\u0159\u00edsn\u011bj\u0161\u00ed normy pro kontrolu vibrac\u00ed, je bezpochyby nejlep\u0161\u00ed volbou instalace pru\u017en\u00e9ho z\u00e1kladu ve spojen\u00ed s pru\u017einov\u00fdmi izol\u00e1tory. Specifikace pru\u017en\u00e9ho z\u00e1kladu: Hmotnost z\u00e1kladu by m\u011bla b\u00fdt p\u0159ibli\u017en\u011b 1-2kr\u00e1t v\u011bt\u0161\u00ed ne\u017e hmotnost \u010derpadla. R\u00e1m by m\u011bl b\u00fdt zkonstruov\u00e1n z uzam\u010den\u00e9ho kan\u00e1lov\u00e9ho \u017eeleza, s v\u00fd\u0161kou alespo\u0148 1\/12 d\u00e9lky, ne v\u0161ak m\u00e9n\u011b ne\u017e 150 mm a ne v\u00edce ne\u017e 300 mm. D\u00e9lka a \u0161\u00ed\u0159ka by m\u011bla b\u00fdt dostate\u010dn\u00e1, aby zahrnovala cel\u00e9 \u010derpadlo, s rezervou 10-15 cm na ka\u017ed\u00e9 stran\u011b. V ide\u00e1ln\u00edm p\u0159\u00edpad\u011b by m\u011bla zahrnovat i koleno. Uvnit\u0159 by m\u011bl b\u00fdt vylit beton a v jedn\u00e9 t\u0159etin\u011b v\u00fd\u0161ky by m\u011bla b\u00fdt vlo\u017eena vrstva ocelov\u00e9ho pletiva. M\u011bly by b\u00fdt instalov\u00e1ny pru\u017einov\u00e9 izol\u00e1tory, aby byla mezi z\u00e1kladem a podlo\u017e\u00edm zachov\u00e1na mezera 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\/cs\/wp-json\/wp\/v2\/posts\/1519"}],"collection":[{"href":"https:\/\/www.tflequip.com\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.tflequip.com\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.tflequip.com\/cs\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/www.tflequip.com\/cs\/wp-json\/wp\/v2\/comments?post=1519"}],"version-history":[{"count":0,"href":"https:\/\/www.tflequip.com\/cs\/wp-json\/wp\/v2\/posts\/1519\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.tflequip.com\/cs\/wp-json\/wp\/v2\/media\/1209"}],"wp:attachment":[{"href":"https:\/\/www.tflequip.com\/cs\/wp-json\/wp\/v2\/media?parent=1519"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.tflequip.com\/cs\/wp-json\/wp\/v2\/categories?post=1519"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.tflequip.com\/cs\/wp-json\/wp\/v2\/tags?post=1519"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}