{"id":16625,"date":"2022-06-22T07:10:22","date_gmt":"2022-06-22T07:10:22","guid":{"rendered":"https:\/\/zecovalve.com\/?p=16625"},"modified":"2022-06-22T07:10:23","modified_gmt":"2022-06-22T07:10:23","slug":"analysis-of-merits-and-drawbacks-of-gate-valve-structures","status":"publish","type":"post","link":"https:\/\/zecovalve.com\/pt\/analysis-of-merits-and-drawbacks-of-gate-valve-structures.html","title":{"rendered":"An\u00e1lise de m\u00e9ritos e desvantagens de estruturas de v\u00e1lvulas gaveta"},"content":{"rendered":"<p>As v\u00e1lvulas de gaveta apresentam diversas formas estruturais, entre as quais as mais comuns s\u00e3o a porta dupla tipo cunha, a porta simples paralela, a porta dupla paralela, a porta r\u00edgida, a porta \u00fanica el\u00e1stica tipo H. Quais s\u00e3o seus m\u00e9ritos e desvantagens?<\/p>\n\n\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-the-wedge-type-double-gate-valve\">A v\u00e1lvula de gaveta dupla tipo cunha<\/h2>\n\n\n\n<p>Com a vantagem de um baixo requisito de precis\u00e3o para o \u00e2ngulo da cunha e uma boa resist\u00eancia \u00e0 abras\u00e3o sob temperaturas vari\u00e1veis, \u00e9 f\u00e1cil de vedar e f\u00e1cil de reparar. No entanto, a estrutura \u00e9 complexa. Nem \u00e9 adequado para meios viscosos nem para meios com impurezas s\u00f3lidas em seu interior. A v\u00e1lvula de gaveta dupla tipo cunha \u00e9 comumente usada como v\u00e1lvulas de usinas de energia.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-the-parallel-single-gate-valve\">A v\u00e1lvula de porta \u00fanica paralela<\/h2>\n\n\n\n<p>De estrutura simples e f\u00e1cil confec\u00e7\u00e3o, adota veda\u00e7\u00e3o macia fixa ou flutuante, o que garante excelente desempenho de veda\u00e7\u00e3o com pouco desgaste. No entanto, n\u00e3o pode ser for\u00e7ado a selar devido ao seu formato. O tipo geral, juntamente com os de estrangulamento e de desvio, s\u00e3o os tr\u00eas tipos de v\u00e1lvula de gaveta \u00fanica paralela.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-the-parallel-double-gate-valve\">A v\u00e1lvula de gaveta dupla paralela<\/h2>\n\n\n\n<p>Sua comporta \u00e9 empurrada pelo meio at\u00e9 a superf\u00edcie de veda\u00e7\u00e3o da sede de sa\u00edda para obter a veda\u00e7\u00e3o unilateral. Se a press\u00e3o m\u00e9dia n\u00e3o for forte o suficiente, a superf\u00edcie de veda\u00e7\u00e3o poder\u00e1 ser facilmente arranhada e desgastada durante o processo de troca.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-the-rigid-gate-valve\">A v\u00e1lvula de gaveta r\u00edgida<\/h2>\n\n\n\n<p>Embora seja de estrutura simples e com \u00e2ngulo de superf\u00edcie de veda\u00e7\u00e3o de alta precis\u00e3o, \u00e9 dif\u00edcil de fabricar e reparar. A v\u00e1lvula gaveta r\u00edgida tem grande possibilidade de ficar presa em caso de temperatura m\u00e9dia vari\u00e1vel.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-the-h-type-elastic-single-gate-valve\">A v\u00e1lvula de porta \u00fanica el\u00e1stica tipo H<\/h2>\n\n\n\n<p>Ele pode ser ligeiramente deformado de forma el\u00e1stica para compensar o desvio do \u00e2ngulo da superf\u00edcie de veda\u00e7\u00e3o por sua porta \u00fanica el\u00e1stica tipo H. \u00c9 vantajoso tanto pela aplicabilidade \u00e0 deforma\u00e7\u00e3o quanto pela confiabilidade da veda\u00e7\u00e3o. A sua capacidade de deforma\u00e7\u00e3o, at\u00e9 certo ponto, diminui as dificuldades de uma abertura de sobrepress\u00e3o. Portanto, a porta \u00fanica el\u00e1stica tipo H \u00e9 adequada para meios de alta temperatura semelhantes a vapor.<\/p>\n\n\n\n<p>Acima est\u00e1 uma lista de suas vantagens e desvantagens.<\/p>\n\n\n\n<!-- Andy:h-related-tags -->\n<h2 id=\"h-related-tags\">Etiquetas relacionadas :<\/h2>\n<!-- \/Andy:h-related-tags -->\n\n\n\n<div class=\"re_main\">\n<a href=\"https:\/\/zecovalve.com\/pt\/\">V\u00e1lvula ZECO<\/a>\n\n<\/div>\n\n\n\n<div class=\"re_main\">\n<a href=\"https:\/\/zecovalve.com\/pt\/gate-valve-problems.html\/\">Reparo de v\u00e1lvula gaveta<\/a>\n\n<\/div>\n\n\n\n<div class=\"re_main\">\n<a href=\"https:\/\/zecovalve.com\/pt\/the-function-of-globe-valve-in-pipeline-system.html\/\">O que s\u00e3o v\u00e1lvulas globo?<\/a>\n\n<\/div>\n\n\n\n<div class=\"re_main\">\n<a href=\"https:\/\/zecovalve.com\/pt\/difference-between-gate-valve-and-butterfly-valve.html\/\">Diferen\u00e7a entre a v\u00e1lvula de gaveta e a v\u00e1lvula de borboleta<\/a>\n\n<\/div>\n\n\n\n<div class=\"re_main\">\n<a href=\"https:\/\/zecovalve.com\/pt\/advantages-and-disadvantages-of-globe-valves.html\/\">O que \u00e9 uma v\u00e1lvula de globo?<\/a>\n\n<\/div>\n\n\n\n<div class=\"re_main\">\n<a href=\"https:\/\/zecovalve.com\/pt\/china-gate-valves-suppliersnon-rising-stem-gate-valvesks-gate-valves.html\/\">O que \u00e9 uma v\u00e1lvula de gaveta?<\/a>\n\n<\/div>\n\n\n\n<div class=\"re_main\">\n<a href=\"https:\/\/zecovalve.com\/pt\/tag\/shanghai-pressure-reducing-valve-factory\/\">F\u00e1brica de v\u00e1lvulas redutoras de press\u00e3o de Xangai<\/a>\n\n<\/div>","protected":false},"excerpt":{"rendered":"<p>As v\u00e1lvulas gaveta apresentam diversas formas estruturais, entre as quais as mais comuns s\u00e3o comporta dupla tipo cunha, comporta simples paralela, comporta dupla paralela,\u2026 <a title=\"An\u00e1lise de m\u00e9ritos e desvantagens de estruturas de v\u00e1lvulas gaveta\" class=\"read-more\" href=\"https:\/\/zecovalve.com\/pt\/analysis-of-merits-and-drawbacks-of-gate-valve-structures.html\" aria-label=\"Mais em An\u00e1lise de m\u00e9ritos e desvantagens de estruturas de v\u00e1lvulas gaveta\">Ler mais<\/a><\/p>","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_generate-full-width-content":"","kt_blocks_editor_width":"","footnotes":""},"categories":[1928],"tags":[2348,147],"class_list":["post-16625","post","type-post","status-publish","format-standard","hentry","category-gate-valve","tag-parallel-gate-valve","tag-wedge-gate-valve","generate-columns","tablet-grid-50","mobile-grid-100","grid-parent","grid-50"],"featured_image_src_large":false,"author_info":{"display_name":"Jerry","author_link":"https:\/\/zecovalve.com\/pt\/author\/jerry"},"comment_info":0,"category_info":[{"term_id":1928,"name":"Gate Valve","slug":"gate-valve","term_group":0,"term_taxonomy_id":1928,"taxonomy":"category","description":"","parent":0,"count":48,"filter":"raw","cat_ID":1928,"category_count":48,"category_description":"","cat_name":"Gate Valve","category_nicename":"gate-valve","category_parent":0}],"tag_info":[{"term_id":2348,"name":"parallel gate valve","slug":"parallel-gate-valve","term_group":0,"term_taxonomy_id":2348,"taxonomy":"post_tag","description":"","parent":0,"count":2,"filter":"raw"},{"term_id":147,"name":"wedge gate valve","slug":"wedge-gate-valve","term_group":0,"term_taxonomy_id":147,"taxonomy":"post_tag","description":"","parent":0,"count":12,"filter":"raw"}],"taxonomy_info":{"category":[{"value":1928,"label":"Gate Valve"}],"post_tag":[{"value":2348,"label":"parallel gate valve"},{"value":147,"label":"wedge gate valve"}]},"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v15.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Analysis of Merits and Drawbacks of Gate Valve Structures - ZECO Valve<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/zecovalve.com\/pt\/analysis-of-merits-and-drawbacks-of-gate-valve-structures.html\" \/>\n<meta property=\"og:locale\" content=\"pt_PT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Analysis of Merits and Drawbacks of Gate Valve Structures - ZECO Valve\" \/>\n<meta property=\"og:description\" content=\"Gate valves are in various structural forms, among which the common ones are wedge-type double gate, parallel single gate, parallel double gate, ... 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