{"id":6762,"date":"2022-09-28T14:37:27","date_gmt":"2022-09-28T06:37:27","guid":{"rendered":"https:\/\/limegreen-okapi-448594.hostingersite.com\/?p=6762"},"modified":"2022-10-26T15:12:47","modified_gmt":"2022-10-26T07:12:47","slug":"types-of-check-valves","status":"publish","type":"post","link":"https:\/\/raymonvalve.com\/pt\/blog\/types-of-check-valves\/","title":{"rendered":"Tipos de v\u00e1lvulas de reten\u00e7\u00e3o"},"content":{"rendered":"<h2 class=\"wp-block-heading\"><strong>Tipos de v\u00e1lvulas de reten\u00e7\u00e3o<\/strong><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-check-valves\"><strong>V\u00e1lvulas de reten\u00e7\u00e3o<\/strong><\/h3>\n\n\n\n<p>V\u00e1lvulas de reten\u00e7\u00e3o s\u00e3o encontradas em praticamente todas as aplica\u00e7\u00f5es industriais, atuando como v\u00e1lvulas unidirecionais e de n\u00e3o retorno. Essas v\u00e1lvulas de reten\u00e7\u00e3o s\u00e3o dispositivos simples que auxiliam na execu\u00e7\u00e3o de suas fun\u00e7\u00f5es, impedindo o fluxo reverso. Elas tamb\u00e9m ajudam a prevenir danos e garantem opera\u00e7\u00f5es eficientes. Diferentes tipos de v\u00e1lvulas de reten\u00e7\u00e3o s\u00e3o projetados para aplica\u00e7\u00f5es espec\u00edficas. Para escolher a v\u00e1lvula correta para voc\u00ea, apresentamos alguns tipos comuns de v\u00e1lvulas de reten\u00e7\u00e3o e suas aplica\u00e7\u00f5es.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-different-type-of-check-valves\"><strong>Diferentes tipos de v\u00e1lvulas de reten\u00e7\u00e3o<\/strong><\/h3>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-1-lift-check-valve\"><strong>1.<\/strong> &nbsp; <strong>V\u00e1lvula de reten\u00e7\u00e3o tipo pist\u00e3o (Lift Check)<\/strong><\/h3>\n\n\n\n<p>V\u00e1lvulas de reten\u00e7\u00e3o tipo pist\u00e3o (Lift Check) possuem o disco e o arranjo de sede semelhantes \u00e0s v\u00e1lvulas globo. O disco \u00e9 posicionado em forma de esfera e pist\u00e3o. Existem 3 padr\u00f5es de corpo: angular, vertical e horizontal, que podem ser instalados em linhas verticais e horizontais com outros fluxos.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-2-ball-check-valve\"><strong>2.<\/strong> &nbsp; <strong>V\u00e1lvula de reten\u00e7\u00e3o tipo esfera (Ball Check)<\/strong><\/h3>\n\n\n\n<p>A esfera <a href=\"https:\/\/limegreen-okapi-448594.hostingersite.com\/check-valves\/\" rel=\"nofollow noopener\" target=\"_blank\">v\u00e1lvulas de reten\u00e7\u00e3o<\/a> opera por si s\u00f3 simplesmente usando a gravidade. Quando h\u00e1 press\u00e3o de fluxo suficiente, a esfera \u00e9 levantada para cima e a press\u00e3o diminui. A esfera rola para baixo e fecha a abertura. Essas v\u00e1lvulas v\u00eam em uma ampla gama de estilos, tipos e materiais.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-3-piston-check-valves\"><strong>3.<\/strong> &nbsp; <strong>V\u00e1lvulas de reten\u00e7\u00e3o tipo pist\u00e3o<\/strong><\/h3>\n\n\n\n<p>Este tipo de v\u00e1lvula de reten\u00e7\u00e3o tipo pist\u00e3o tamb\u00e9m \u00e9 chamada de v\u00e1lvula de reten\u00e7\u00e3o tipo plugue. Ela tamb\u00e9m opera controlando o fluxo de fluido no sistema de tubula\u00e7\u00e3o. Utiliza o movimento linear do pist\u00e3o atrav\u00e9s da c\u00e2mara da v\u00e1lvula.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-4-swing-check-valve\"><strong>4.<\/strong> &nbsp; <strong>V\u00e1lvula de reten\u00e7\u00e3o tipo giro<\/strong><\/h3>\n\n\n\n<p><a href=\"https:\/\/limegreen-okapi-448594.hostingersite.com\/swing-check-valve\/\" rel=\"nofollow noopener\" target=\"_blank\">V\u00e1lvulas de reten\u00e7\u00e3o oscilante<\/a> utilizam o disco dentro da v\u00e1lvula e permitem que ele pare o fluxo do sistema de tubula\u00e7\u00e3o. \u00c0 medida que o fluido flui na dire\u00e7\u00e3o correta, a pr\u00f3pria press\u00e3o for\u00e7a o disco a permanecer aberto. Assim que a press\u00e3o diminui, o disco da v\u00e1lvula fecha e impede o retorno do fluido.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-5-butterfly-check-valve\"><strong>5.<\/strong> &nbsp; <strong>V\u00e1lvula de reten\u00e7\u00e3o borboleta<\/strong><\/h3>\n\n\n\n<p>Uma v\u00e1lvula de reten\u00e7\u00e3o borboleta tamb\u00e9m \u00e9 chamada de v\u00e1lvula de reten\u00e7\u00e3o de placa dupla, disco duplo, disco dobr\u00e1vel e outras v\u00e1lvulas de reten\u00e7\u00e3o de disco dividido. Duas metades do disco se movem em dire\u00e7\u00e3o ao centro com o fluxo reverso e com o fluxo direto. Este <a href=\"https:\/\/limegreen-okapi-448594.hostingersite.com\/gate-valve-types\/\" rel=\"nofollow noopener\" target=\"_blank\">tipo de v\u00e1lvula de reten\u00e7\u00e3o<\/a> \u00e9 muito bom para baixa press\u00e3o, bem como para sistemas de tubula\u00e7\u00e3o de g\u00e1s. S\u00e3o muito leves e muito convenientes.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-6-tilting-disc-check-valve\"><strong>6.<\/strong> &nbsp; <strong>V\u00e1lvula de reten\u00e7\u00e3o de disco basculante<\/strong><\/h3>\n\n\n\n<p>Este <a href=\"https:\/\/limegreen-okapi-448594.hostingersite.com\/valve-type\/\" rel=\"nofollow noopener\" target=\"_blank\">tipo de v\u00e1lvula de reten\u00e7\u00e3o<\/a> \u00e9 projetada de forma que permite que as v\u00e1lvulas abram completamente com baixa press\u00e3o e fechem rapidamente. Este tipo de v\u00e1lvula de reten\u00e7\u00e3o flutua para que o l\u00edquido flua nas superf\u00edcies inferior e superior do disco.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-7-stop-check-valves\"><strong>7.<\/strong> &nbsp; <strong>V\u00e1lvulas de reten\u00e7\u00e3o de bloqueio<\/strong><\/h3>\n\n\n\n<p>Uma v\u00e1lvula de reten\u00e7\u00e3o de bloqueio \u00e9, na verdade, duas v\u00e1lvulas constru\u00eddas em um \u00fanico corpo. Ela atua como uma v\u00e1lvula globo <a href=\"https:\/\/limegreen-okapi-448594.hostingersite.com\/regulating-valves\/\" rel=\"nofollow noopener\" target=\"_blank\">para fins de regulagem<\/a> e isolamento. Ela atua como uma v\u00e1lvula de reten\u00e7\u00e3o para evitar o fluxo reverso e tamb\u00e9m consiste em mecanismos de controle externos em dire\u00e7\u00f5es angulares.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>8.<\/strong> &nbsp; <strong>V\u00e1lvulas de reten\u00e7\u00e3o diafragma<\/strong><\/h3>\n\n\n\n<p>As v\u00e1lvulas de reten\u00e7\u00e3o diafragma utilizam uma membrana de borracha com muita flexibilidade que gera press\u00e3o e supera a elasticidade da borracha. Como todas as outras v\u00e1lvulas, as v\u00e1lvulas diafragma respondem \u00e0 press\u00e3o m\u00ednima de abertura para sua abertura. Esses tipos de v\u00e1lvulas s\u00e3o mais usados em sistemas de tubula\u00e7\u00e3o industrial de baixa press\u00e3o e em tubula\u00e7\u00f5es de sistemas a v\u00e1cuo.<\/p>","protected":false},"excerpt":{"rendered":"<p>Types of check valves Check valves Check valves are found in mostly every industrial application acting [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":5683,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[1,192],"tags":[],"class_list":["post-6762","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news","category-check-valve"],"_links":{"self":[{"href":"https:\/\/raymonvalve.com\/pt\/wp-json\/wp\/v2\/posts\/6762","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/raymonvalve.com\/pt\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/raymonvalve.com\/pt\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/raymonvalve.com\/pt\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/raymonvalve.com\/pt\/wp-json\/wp\/v2\/comments?post=6762"}],"version-history":[{"count":4,"href":"https:\/\/raymonvalve.com\/pt\/wp-json\/wp\/v2\/posts\/6762\/revisions"}],"predecessor-version":[{"id":10267,"href":"https:\/\/raymonvalve.com\/pt\/wp-json\/wp\/v2\/posts\/6762\/revisions\/10267"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/raymonvalve.com\/pt\/wp-json\/wp\/v2\/media\/5683"}],"wp:attachment":[{"href":"https:\/\/raymonvalve.com\/pt\/wp-json\/wp\/v2\/media?parent=6762"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/raymonvalve.com\/pt\/wp-json\/wp\/v2\/categories?post=6762"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/raymonvalve.com\/pt\/wp-json\/wp\/v2\/tags?post=6762"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}