{"id":1522,"date":"2025-08-15T14:23:19","date_gmt":"2025-08-15T06:23:19","guid":{"rendered":"https:\/\/www.tflequip.com\/?p=1522"},"modified":"2025-08-15T14:23:19","modified_gmt":"2025-08-15T06:23:19","slug":"what-should-i-pay-attention-to-when-connecting-the-acid-alkali-and-corrosion-resistant-pump-to-the-pipeline","status":"publish","type":"post","link":"https:\/\/www.tflequip.com\/cs\/what-should-i-pay-attention-to-when-connecting-the-acid-alkali-and-corrosion-resistant-pump-to-the-pipeline\/","title":{"rendered":"Na co je t\u0159eba d\u00e1vat pozor p\u0159i p\u0159ipojov\u00e1n\u00ed \u010derpadla odoln\u00e9ho proti kyselin\u00e1m, z\u00e1sad\u00e1m a korozi k potrub\u00ed?"},"content":{"rendered":"

\u010cerpadla odoln\u00e1 proti korozi a kyselin\u00e1m a alk\u00e1li\u00edm se obecn\u011b d\u011bl\u00ed na odst\u0159ediv\u00e1 \u010derpadla odoln\u00e1 proti korozi a kyselin\u00e1m a alk\u00e1li\u00edm a magnetick\u00e1 \u010derpadla odoln\u00e1 proti korozi a kyselin\u00e1m a alk\u00e1li\u00edm. P\u0159ed p\u0159ipojen\u00edm k potrub\u00ed je t\u0159eba je se\u0159\u00eddit. Jak\u00e9 jsou po\u017eadavky na instalaci a se\u0159\u00edzen\u00ed skupiny \u010derpadel odoln\u00fdch proti korozi a kyselin\u00e1m a alk\u00e1li\u00edm? Kdy\u017e je v\u0161e p\u0159ipraveno, \u010demu je t\u0159eba v\u011bnovat pozornost p\u0159i p\u0159ipojov\u00e1n\u00ed k potrub\u00ed?<\/p>\n

1. Technick\u00e9 po\u017eadavky na instalaci a se\u0159\u00edzen\u00ed \u010derpadlov\u00fdch jednotek odoln\u00fdch proti korozi a kyselin\u00e1m a alk\u00e1li\u00edm<\/strong><\/p>\n

(1). Instalace a konstrukce \u010derpac\u00ed jednotky mus\u00ed b\u00fdt provedena v souladu s po\u017eadavky p\u0159\u00edslu\u0161n\u00fdch norem. Pokud jsou v technick\u00e9 dokumentaci v\u00fdrobku uvedeny dal\u0161\u00ed po\u017eadavky, mus\u00ed b\u00fdt instalace a p\u0159ej\u00edmka provedena v souladu s po\u017eadavky technick\u00e9 dokumentace v\u00fdrobku.<\/p>\n

(2). Vyrovn\u00e1n\u00ed a nivelace \u010derpac\u00ed jednotky mus\u00ed spl\u0148ovat n\u00e1sleduj\u00edc\u00ed po\u017eadavky:<\/p>\n

1) P\u0159\u00edpustn\u00e1 odchylka vodorovnosti: 0,05 mm\/m v pod\u00e9ln\u00e9m sm\u011bru a 0,10 mm\/m v p\u0159\u00ed\u010dn\u00e9m sm\u011bru.<\/p>\n

2) P\u0159\u00edpustn\u00e1 odchylka pod\u00e9ln\u00e9 a p\u0159\u00ed\u010dn\u00e9 osy je 5 mm;<\/p>\n

3) P\u0159\u00edpustn\u00e1 odchylka v\u00fd\u0161ky je \u00b15 mm. U spojen\u00ed s jin\u00fdm za\u0159\u00edzen\u00edm je p\u0159\u00edpustn\u00e1 odchylka v\u00fd\u0161ky \u00b12 mm;<\/p>\n

(3). Po kvalifikovan\u00e9m prvotn\u00edm vyrovn\u00e1n\u00ed \u010derpac\u00ed jednotky by m\u011bly b\u00fdt otvory pro kotevn\u00ed \u0161rouby injektov\u00e1ny do 24 hodin; b\u011bhem injekt\u00e1\u017ee by svislost kotevn\u00edch \u0161roub\u016f nem\u011bla p\u0159ekro\u010dit 0,15\/1000 m; injekt\u00e1\u017en\u00ed materi\u00e1l by m\u011bl b\u00fdt o jeden stupe\u0148 vy\u0161\u0161\u00ed ne\u017e stupe\u0148 betonu z\u00e1kladu \u010derpac\u00ed jednotky a injekt\u00e1\u017e by m\u011bla b\u00fdt prov\u00e1d\u011bna pr\u016fb\u011b\u017en\u011b.<\/p>\n

(4.) Kotevn\u00ed \u0161rouby lze dot\u00e1hnout pouze tehdy, kdy\u017e pevnost injekt\u00e1\u017en\u00edho betonu ve vyhrazen\u00e9m otvoru pro kotevn\u00ed \u0161roub dosahuje v\u00edce ne\u017e 75% n\u00e1vrhov\u00e9 pevnosti.<\/p>\n

(5). Referen\u010dn\u00ed m\u011b\u0159ic\u00ed bod instalace by m\u011bl b\u00fdt vybr\u00e1n z n\u00e1sleduj\u00edc\u00edch m\u00edst:<\/p>\n

1) U integr\u00e1ln\u011b instalovan\u00fdch \u010derpadel by se jako referen\u010dn\u00ed povrch m\u011bl pou\u017e\u00edt povrch p\u0159\u00edruby s\u00e1n\u00ed nebo jin\u00fd horizont\u00e1ln\u00ed referen\u010dn\u00ed povrch pro zpracov\u00e1n\u00ed;<\/p>\n

2) U demontovan\u00fdch \u010derpadel by se jako referen\u010dn\u00ed povrch m\u011bl pou\u017e\u00edt povrch pro zpracov\u00e1n\u00ed t\u011blesa \u010derpadla;<\/p>\n

3) U svisl\u00fdch \u010derpadel se jako referen\u010dn\u00ed bod pou\u017eije spojka nebo z\u00e1kladna motoru; u p\u00edstov\u00fdch \u010derpadel se jako referen\u010dn\u00ed bod pou\u017eije kluzn\u00e9 t\u011bleso stroje, lo\u017eiskov\u00e9 sedlo, exponovan\u00e1 \u010d\u00e1st h\u0159\u00eddele nebo jin\u00fd povrch pro zpracov\u00e1n\u00ed.<\/p>\n

(6) \u010cerpadlov\u00e1 skupina by m\u011bla b\u00fdt vyrovn\u00e1na a zarovn\u00e1na pomoc\u00ed podlo\u017eek v souladu s n\u00e1sleduj\u00edc\u00edmi po\u017eadavky:<\/p>\n

1) Podlo\u017eky by m\u011bly b\u00fdt na obou stran\u00e1ch kotevn\u00edch \u0161roub\u016f. Pokud je osov\u00e1 vzd\u00e1lenost mezi kotevn\u00edmi \u0161rouby v\u011bt\u0161\u00ed ne\u017e 1 m, m\u011bly by b\u00fdt mezi kotevn\u00ed \u0161rouby p\u0159id\u00e1ny podlo\u017eky. Celkov\u00e1 v\u00fd\u0161ka podlo\u017eek by m\u011bla b\u00fdt obecn\u011b kontrolov\u00e1na v rozmez\u00ed 20-40 mm;<\/p>\n

2) Pomoc\u00ed mal\u00e9ho klad\u00edvka zkontrolujte t\u011bsnost skupiny podlo\u017eek. Nem\u011bla by b\u00fdt \u017e\u00e1dn\u00e1 v\u016fle;<\/p>\n

3) Pomoc\u00ed 0,05mm m\u011brky zkontrolujte mezeru mezi podlo\u017ekami a mezi podlo\u017ekami a z\u00e1kladnou. Sou\u010det d\u00e9lek podlo\u017eek z obou stran stejn\u00e9 mezery by nem\u011bl p\u0159es\u00e1hnout 1\/3 d\u00e9lky (\u0161\u00ed\u0159ky) podlo\u017eky. Po absolvov\u00e1n\u00ed zkou\u0161ky prove\u010fte v\u010das polohovac\u00ed sva\u0159ov\u00e1n\u00ed mezi vrstvami skupiny podlo\u017eek.<\/p>\n

(7). Po vyrovn\u00e1n\u00ed a zarovn\u00e1n\u00ed \u010derpac\u00ed jednotky ut\u00e1hn\u011bte kotevn\u00ed \u0161rouby. Utahovac\u00ed moment a axi\u00e1ln\u00ed tahov\u00e9 nap\u011bt\u00ed \u0161roub\u016f mus\u00ed spl\u0148ovat standardn\u00ed nebo p\u0159edepsan\u00e9 po\u017eadavky.<\/p>\n

(8). Vyrovn\u00e1n\u00ed h\u0159\u00eddele by m\u011blo b\u00fdt provedeno po dota\u017een\u00ed kotevn\u00edch \u0161roub\u016f. P\u0159esto\u017ee tov\u00e1rna \u010derpadla dokon\u010dila jeho mont\u00e1\u017e a kalibraci p\u0159ed opu\u0161t\u011bn\u00edm tov\u00e1rny, spojka by m\u011bla b\u00fdt p\u0159ekalibrov\u00e1na kv\u016fli vlivu p\u0159epravy a instalace. Obvykle se ke kontrole koncov\u00e9 a radi\u00e1ln\u00ed h\u00e1zivosti spojky pou\u017e\u00edv\u00e1 mikrometr. St\u0159edic\u00ed odchylka by m\u011bla spl\u0148ovat n\u00e1sleduj\u00edc\u00ed po\u017eadavky:<\/p>\n

1) P\u0159i mont\u00e1\u017ei p\u0159\u00edrubov\u00e9 spojky by m\u011bly b\u00fdt \u010deln\u00ed plochy obou polospojek v t\u011bsn\u00e9m kontaktu, radi\u00e1ln\u00ed posun st\u0159ed\u00edc\u00ed odchylky obou h\u0159\u00eddel\u016f by m\u011bl b\u00fdt men\u0161\u00ed ne\u017e 0,03 mm a axi\u00e1ln\u00ed n\u00e1klon by m\u011bl b\u00fdt men\u0161\u00ed ne\u017e 0,05\/1000 nebo v souladu s po\u017eadavky technick\u00e9 dokumentace v\u00fdrobku \u010derpadla;<\/p>\n

2) P\u0159i mont\u00e1\u017ei pru\u017en\u00e9 obj\u00edmkov\u00e9 \u010depov\u00e9 spojky by st\u0159edic\u00ed odchylka obou h\u0159\u00eddel\u016f a \u010deln\u00ed v\u016fle spojky m\u011bly spl\u0148ovat po\u017eadavky technick\u00e9 dokumentace v\u00fdrobku \u010derpadla nebo p\u0159\u00edslu\u0161n\u00fdch norem;<\/p>\n

3) P\u0159i mont\u00e1\u017ei vrstven\u00e9 pru\u017en\u00e9 spojky by m\u011bla centrovac\u00ed odchylka spl\u0148ovat po\u017eadavky technick\u00e9 dokumentace v\u00fdrobku \u010derpadla nebo p\u0159\u00edslu\u0161n\u00fdch norem. (9) U vysokoteplotn\u00edch \u010derpadel nebo \u010derpac\u00edch jednotek s parn\u00ed turb\u00ednou jako z\u00e1kladn\u00edm motorem je t\u0159eba vz\u00edt v \u00favahu faktor tepeln\u00e9 rozta\u017enosti b\u011bhem provozu. P\u0159i instalaci ve studen\u00e9m stavu by m\u011bla b\u00fdt v\u00fd\u0161ka strany vysokoteplotn\u00edho provozn\u00edho za\u0159\u00edzen\u00ed upravena nebo zarovn\u00e1na za tepla podle po\u017eadavk\u016f technick\u00e9 dokumentace v\u00fdrobku \u010derpadla. To znamen\u00e1, \u017ee po ur\u010dit\u00e9 dob\u011b provozu \u010derpadla p\u0159i provozn\u00ed teplot\u011b, pokud se zjist\u00ed, \u017ee vibrace jednotky jsou p\u0159\u00edli\u0161 velk\u00e9, lze po zastaven\u00ed \u010derpadla p\u0159eru\u0161it p\u0159\u00edvod energie a povolit spojovac\u00ed \u0161rouby, aby se znovu vyrovnaly. U n\u00edzkoteplotn\u00edch \u010derpadel nebo jin\u00fdch \u010derpadel s velk\u00fdm rozd\u00edlem mezi provozn\u00ed teplotou a teplotou instalace, pokud se vibrace jednotky po ur\u010dit\u00e9 dob\u011b chodu zv\u011bt\u0161\u00ed, je t\u0159eba tak\u00e9 vhodn\u011b upravit hodnotu se\u0159\u00edzen\u00ed.<\/p>\n

(10) Pokud jsou pohon a \u010derpadlo poh\u00e1n\u011bny \u0159emeny, m\u011bla by rovnob\u011b\u017enost obou h\u0159\u00eddel\u00ed a posun obou kol odpov\u00eddat ustanoven\u00edm technick\u00e9 dokumentace v\u00fdrobku \u010derpadla nebo p\u0159\u00edslu\u0161n\u00fdm norm\u00e1m. Instalace \u010derpac\u00ed jednotky s pru\u017en\u00fdmi podp\u011brami by m\u011bla b\u00fdt v souladu s ustanoven\u00edmi technick\u00e9 dokumentace v\u00fdrobku \u010derpadla.<\/p>\n

2. Spojen\u00ed mezi \u010derpac\u00ed jednotkou a potrub\u00edm<\/strong><\/p>\n

(1). P\u0159ed instalac\u00ed potrub\u00ed je t\u0159eba po \u010d\u00e1stech odstranit p\u00edsek, \u017eelezn\u00e9 piliny, strusku a dal\u0161\u00ed ne\u010distoty uvnit\u0159 potrub\u00ed. Potrub\u00ed se zvl\u00e1\u0161tn\u00edmi po\u017eadavky v projektov\u00e9 dokumentaci by m\u011blo b\u00fdt zpracov\u00e1no podle po\u017eadavk\u016f projektov\u00e9 dokumentace.<\/p>\n

(2). Po dokon\u010den\u00ed instalace potrub\u00ed a podp\u011bry a z\u00e1v\u011bsu p\u0159ipojen\u00e9ho k \u010derpac\u00ed jednotce je t\u0159eba odstranit p\u0159\u00edrubov\u00e9 \u0161rouby na potrub\u00ed. V\u0161echny \u0161rouby by m\u011bly ve voln\u00e9m stavu hladce proch\u00e1zet otvory pro \u0161rouby; rovnob\u011b\u017enost a souosost mezi t\u011bsnic\u00edmi plochami p\u0159\u00edrub se sm\u00ed odchylovat podle konstruk\u010dn\u00ed dokumentace nebo technick\u00e9 dokumentace v\u00fdrobku; rozte\u010d mezi odpov\u00eddaj\u00edc\u00edmi plochami p\u0159\u00edrub ve voln\u00e9m stavu by m\u011bla b\u00fdt dostate\u010dn\u011b mal\u00e1, aby umo\u017enila hladk\u00e9 vlo\u017een\u00ed t\u011bsn\u011bn\u00ed.<\/p>\n

(3). Otvor na potrub\u00ed by m\u011bl b\u00fdt dokon\u010den p\u0159ed instalac\u00ed potrub\u00ed. P\u0159i otev\u00edr\u00e1n\u00ed otvoru v instalovan\u00e9m potrub\u00ed by m\u011bly b\u00fdt odstran\u011bny ciz\u00ed l\u00e1tky vznikl\u00e9 \u0159ez\u00e1n\u00edm v potrub\u00ed, aby se zabr\u00e1nilo jejich vniknut\u00ed do \u010derpadla.<\/p>\n

(4). Potrub\u00ed p\u0159ipojen\u00e9 k \u010derpac\u00ed jednotce by m\u011blo b\u00fdt instalov\u00e1no ze strany \u010derpac\u00ed jednotky a nejprve by m\u011bla b\u00fdt instalov\u00e1na podp\u011bra potrub\u00ed. Hmotnost a dodate\u010dn\u00fd to\u010div\u00fd moment potrub\u00ed a ventil\u016f by nem\u011bly p\u016fsobit na \u010derpac\u00ed jednotku. Pokud je dopravovan\u00fdm m\u00e9diem m\u00e9dium s velk\u00fdm rozd\u00edlem teplot oproti teplot\u011b okol\u00ed, m\u011blo by b\u00fdt potrub\u00ed vybaveno kompenz\u00e1torem. (5) Po p\u0159ipojen\u00ed potrub\u00ed k \u010derpac\u00ed jednotce by m\u011bla b\u00fdt p\u0159ekontrolov\u00e1na p\u0159esnost p\u016fvodn\u00edho se\u0159\u00edzen\u00ed \u010derpadla. Pokud se zjist\u00ed odchylka zp\u016fsoben\u00e1 p\u0159ipojen\u00edm potrub\u00ed, m\u011blo by se potrub\u00ed a jeho dr\u017e\u00e1k upravit.<\/p>\n

 <\/p>\n

\"4\"<\/p>","protected":false},"excerpt":{"rendered":"

Anti-corrosion and acid-alkali resistant pumps are generally divided into anti-corrosion and acid-alkali resistant centrifugal pumps and anti-corrosion and acid-alkali resistant magnetic pumps. They need to be aligned before connecting the pipeline. What are the requirements for the installation and alignment of the anti-corrosion and acid-alkali resistant pump group? After everything is ready, what should be […]<\/p>","protected":false},"author":4,"featured_media":1523,"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\/1522"}],"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=1522"}],"version-history":[{"count":0,"href":"https:\/\/www.tflequip.com\/cs\/wp-json\/wp\/v2\/posts\/1522\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.tflequip.com\/cs\/wp-json\/wp\/v2\/media\/1523"}],"wp:attachment":[{"href":"https:\/\/www.tflequip.com\/cs\/wp-json\/wp\/v2\/media?parent=1522"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.tflequip.com\/cs\/wp-json\/wp\/v2\/categories?post=1522"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.tflequip.com\/cs\/wp-json\/wp\/v2\/tags?post=1522"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}