{"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\/fr\/analysis-of-merits-and-drawbacks-of-gate-valve-structures.html","title":{"rendered":"Analyse des avantages et des inconv\u00e9nients des structures de vannes"},"content":{"rendered":"<p>Les robinets-vannes se pr\u00e9sentent sous diverses formes structurelles, parmi lesquelles les plus courantes sont les vannes doubles \u00e0 coin, les vannes simples parall\u00e8les, les vannes doubles parall\u00e8les, les vannes rigides et les vannes simples \u00e9lastiques de type H. Quels sont leurs avantages et inconv\u00e9nients ?<\/p>\n\n\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-the-wedge-type-double-gate-valve\">La vanne \u00e0 double vanne de type coin<\/h2>\n\n\n\n<p>B\u00e9n\u00e9ficiant d&#039;une faible exigence de pr\u00e9cision pour l&#039;angle du coin et d&#039;une bonne r\u00e9sistance \u00e0 l&#039;abrasion sous temp\u00e9rature variable, il est facile \u00e0 sceller et pratique \u00e0 r\u00e9parer. Mais la structure est complexe. Il n&#039;est pas non plus adapt\u00e9 aux fluides visqueux ni \u00e0 ceux contenant des impuret\u00e9s solides. La vanne \u00e0 double vanne en forme de coin est couramment utilis\u00e9e comme vannes de centrale \u00e9lectrique.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-the-parallel-single-gate-valve\">Le robinet \u00e0 vanne unique parall\u00e8le<\/h2>\n\n\n\n<p>De structure simple et facile \u00e0 r\u00e9aliser, il adopte un joint souple fixe ou flottant, qui garantit d&#039;excellentes performances d&#039;\u00e9tanch\u00e9it\u00e9 avec peu d&#039;usure. Cependant, on ne peut pas forcer son \u00e9tanch\u00e9it\u00e9 en raison de sa forme. Le type g\u00e9n\u00e9ral, ainsi que ceux \u00e0 \u00e9tranglement et \u00e0 d\u00e9rivation, sont les trois types de vannes \u00e0 vanne unique parall\u00e8les.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-the-parallel-double-gate-valve\">La vanne \u00e0 double vanne parall\u00e8le<\/h2>\n\n\n\n<p>Sa porte est pouss\u00e9e par le milieu jusqu&#039;\u00e0 la surface d&#039;\u00e9tanch\u00e9it\u00e9 du si\u00e8ge de sortie pour obtenir une \u00e9tanch\u00e9it\u00e9 unilat\u00e9rale. Si la pression moyenne n&#039;est pas assez forte, la surface d&#039;\u00e9tanch\u00e9it\u00e9 est facile \u00e0 rayer et \u00e0 s&#039;user pendant le processus de commutation.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-the-rigid-gate-valve\">Le robinet \u00e0 vanne rigide<\/h2>\n\n\n\n<p>Bien qu&#039;il soit de structure simple avec un angle de surface d&#039;\u00e9tanch\u00e9it\u00e9 de haute pr\u00e9cision, il est difficile \u00e0 fabriquer et \u00e0 r\u00e9parer. Le robinet-vanne rigide pr\u00e9sente un risque \u00e9lev\u00e9 de blocage en cas de temp\u00e9rature du fluide variable.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-the-h-type-elastic-single-gate-valve\">Le robinet \u00e0 vanne unique \u00e9lastique de type H<\/h2>\n\n\n\n<p>Il peut \u00eatre l\u00e9g\u00e8rement d\u00e9form\u00e9 \u00e9lastiquement pour compenser la d\u00e9viation de l&#039;angle de la surface d&#039;\u00e9tanch\u00e9it\u00e9 gr\u00e2ce \u00e0 sa porte unique \u00e9lastique de type H. Il est avantageux \u00e0 la fois en termes d&#039;applicabilit\u00e9 \u00e0 la d\u00e9formation et de fiabilit\u00e9 de l&#039;\u00e9tanch\u00e9it\u00e9. Sa capacit\u00e9 de d\u00e9formation att\u00e9nue dans une certaine mesure les difficult\u00e9s d\u2019une ouverture par surpression. Par cons\u00e9quent, la porte unique \u00e9lastique de type H convient aux fluides \u00e0 haute temp\u00e9rature de type vapeur.<\/p>\n\n\n\n<p>Ci-dessus, la liste de leurs avantages et inconv\u00e9nients.<\/p>\n\n\n\n<!-- Andy:h-related-tags -->\n<h2 id=\"h-related-tags\">Balises associ\u00e9es :<\/h2>\n<!-- \/Andy:h-related-tags -->\n\n\n\n<div class=\"re_main\">\n<a href=\"https:\/\/zecovalve.com\/fr\/\">Soupape ZECO<\/a>\n\n<\/div>\n\n\n\n<div class=\"re_main\">\n<a href=\"https:\/\/zecovalve.com\/fr\/gate-valve-problems.html\/\">R\u00e9paration de vannes \u00e0 vanne<\/a>\n\n<\/div>\n\n\n\n<div class=\"re_main\">\n<a href=\"https:\/\/zecovalve.com\/fr\/the-function-of-globe-valve-in-pipeline-system.html\/\">Que sont les vannes \u00e0 soupape\u00a0?<\/a>\n\n<\/div>\n\n\n\n<div class=\"re_main\">\n<a href=\"https:\/\/zecovalve.com\/fr\/difference-between-gate-valve-and-butterfly-valve.html\/\">Diff\u00e9rence entre la vanne \u00e0 vanne et la vanne papillon<\/a>\n\n<\/div>\n\n\n\n<div class=\"re_main\">\n<a href=\"https:\/\/zecovalve.com\/fr\/advantages-and-disadvantages-of-globe-valves.html\/\">Qu'est-ce qu'un robinet \u00e0 soupape ?<\/a>\n\n<\/div>\n\n\n\n<div class=\"re_main\">\n<a href=\"https:\/\/zecovalve.com\/fr\/china-gate-valves-suppliersnon-rising-stem-gate-valvesks-gate-valves.html\/\">Qu'est-ce qu'un robinet-vanne ?<\/a>\n\n<\/div>\n\n\n\n<div class=\"re_main\">\n<a href=\"https:\/\/zecovalve.com\/fr\/tag\/shanghai-pressure-reducing-valve-factory\/\">Usine de soupapes de r\u00e9duction de pression de Shanghai<\/a>\n\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Les robinets-vannes se pr\u00e9sentent sous diverses formes structurelles, parmi lesquelles les plus courantes sont les vannes \u00e0 double vanne \u00e0 coin, les vannes simples parall\u00e8les, les vannes doubles parall\u00e8les,\u2026 <a title=\"Analyse des avantages et des inconv\u00e9nients des structures de vannes\" class=\"read-more\" href=\"https:\/\/zecovalve.com\/fr\/analysis-of-merits-and-drawbacks-of-gate-valve-structures.html\" aria-label=\"Plus sur Analyse des avantages et des inconv\u00e9nients des structures de vannes\">Lire plus<\/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\/fr\/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\/fr\/analysis-of-merits-and-drawbacks-of-gate-valve-structures.html\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\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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