{"id":17404,"date":"2022-06-27T14:23:56","date_gmt":"2022-06-27T14:23:56","guid":{"rendered":"https:\/\/zecovalve.com\/?p=17404"},"modified":"2022-08-03T16:08:50","modified_gmt":"2022-08-03T16:08:50","slug":"structure-principle-and-application-of-bottom-valve","status":"publish","type":"post","link":"https:\/\/zecovalve.com\/fr\/structure-principle-and-application-of-bottom-valve.html","title":{"rendered":"Principe de structure et application de la vanne inf\u00e9rieure"},"content":{"rendered":"<p>La valve inf\u00e9rieure est une sorte de valve d&#039;\u00e9conomie d&#039;\u00e9nergie, qui est g\u00e9n\u00e9ralement install\u00e9e au fond du tuyau d&#039;aspiration sous-marine de la pompe. Il limite le retour du liquide dans le tuyau de la pompe vers la source d&#039;eau, qui joue une fonction d&#039;entr\u00e9e et de non-entr\u00e9e. Il y a de nombreuses entr\u00e9es et barres de renfort sur le couvercle de soupape, qui jouent le r\u00f4le de blocage facile, de voie d&#039;eau douce et de support. Ils sont principalement utilis\u00e9s dans le pompage des canalisations. Calibre est de type simple, double et multivalve. Les modes de connexion incluent la connexion \u00e0 bride et la connexion filet\u00e9e.<\/p>\n\n\n\n<p>Les\u00a0<strong>clapet de pied<\/strong>\u00a0est compos\u00e9 d&#039;une vanne inf\u00e9rieure, d&#039;un disque, d&#039;un couvercle, d&#039;une bague, d&#039;une bague d&#039;\u00e9tanch\u00e9it\u00e9 et d&#039;autres pi\u00e8ces. Le principe de fonctionnement est que l&#039;eau de la source d&#039;eau p\u00e9n\u00e8tre dans le corps de vanne depuis le couvercle de vanne. Sous la pression du fluide, le disque de la vanne s&#039;ouvre. Lorsque la pression dans le tuyau de sortie ferme le disque de la vanne rapidement apr\u00e8s l&#039;arr\u00eat, le liquide ne refluera pas vers la source d&#039;eau. Il joue un r\u00f4le \u00e0 la fois de pompage en douceur et d\u2019\u00e9conomie de perte d\u2019\u00e9nergie de l\u2019eau.<\/p>\n\n\n\n<p>La vanne inf\u00e9rieure peut \u00eatre largement utilis\u00e9e dans les \u00e9quipements de purification, le p\u00e9trole, l&#039;industrie chimique, la m\u00e9tallurgie, l&#039;\u00e9nergie \u00e9lectrique, le textile et d&#039;autres processus de production. C&#039;est l&#039;un des maillons importants du syst\u00e8me de contr\u00f4le du processus de production. Il s&#039;agit d&#039;une vanne permettant de contr\u00f4ler le flux unidirectionnel des m\u00e9dias dans le pipeline, ce qui peut emp\u00eacher le flux inverse des m\u00e9dias. ZECO Valve est le principal fabricant de vannes de fond en Chine. La vanne de fond d&#039;eau est un produit important de cette soci\u00e9t\u00e9.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-characteristics-of-water-bottom-valve\">Caract\u00e9ristiques de la vanne de fond d&#039;eau\u00a0:<\/h2>\n\n\n\n<ul class=\"wp-block-list\"><li>1. Remplacez la vanne de fond sous-marine et installez-la au point de rotation de 90\u00b0 du tuyau horizontal et de la colonne montante d&#039;admission au-dessus de la surface de l&#039;eau. Il peut \u00e9galement remplacer le coude. Ses performances d&#039;\u00e9tanch\u00e9it\u00e9 sont uniques, de sorte qu&#039;il ne peut pas fuir d&#039;eau et disposent d&#039;un dispositif d&#039;amortissement, qui a un certain effet d&#039;att\u00e9nuation sur le risque de coup de b\u00e9lier.<\/li><li>2. L&#039;effet d&#039;\u00e9conomie d&#039;\u00e9nergie est remarquable. En fonctionnement normal (selon la consommation d&#039;\u00e9nergie en kilotonnes\/m\u00e8tre), l&#039;effet d&#039;\u00e9conomie d&#039;\u00e9nergie peut \u00eatre d&#039;environ 5-7%, ce qui ne peut pas \u00eatre obtenu par des vannes de fond ordinaires.<\/li><li>3. Il a une longue dur\u00e9e de vie et un entretien pratique. La dur\u00e9e de vie de la vanne inf\u00e9rieure est sup\u00e9rieure \u00e0 cinq ans, ce qui r\u00e9duit consid\u00e9rablement le co\u00fbt de production et il n&#039;y a g\u00e9n\u00e9ralement aucun d\u00e9faut pendant la dur\u00e9e de vie.<\/li><li>4. Les performances auto-amor\u00e7antes sont fiables. La vanne inf\u00e9rieure \u00e0 base d&#039;eau a un effet d&#039;\u00e9tanch\u00e9it\u00e9 unique, qui ne permet aucune fuite d&#039;eau et garantit le d\u00e9marrage en douceur de la pompe suivante.<\/li><\/ul>\n\n\n\n<p>ZECO Valve est un fabricant professionnel de clapets de pied en Chine. Bienvenue \u00e0 vous renseigner !<\/p>","protected":false},"excerpt":{"rendered":"<p>La vanne de fond est une sorte de vanne \u00e0 \u00e9conomie d&#039;\u00e9nergie, g\u00e9n\u00e9ralement install\u00e9e au bas du tuyau d&#039;aspiration sous-marine du\u2026 <a title=\"Principe de structure et application de la vanne inf\u00e9rieure\" class=\"read-more\" href=\"https:\/\/zecovalve.com\/fr\/structure-principle-and-application-of-bottom-valve.html\" aria-label=\"Plus sur Principe de structure et application de la valve de fond\">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":[1],"tags":[1248,5,34],"class_list":["post-17404","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-bottom","tag-valve","tag-water","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":1,"name":"Uncategorized","slug":"uncategorized","term_group":0,"term_taxonomy_id":1,"taxonomy":"category","description":"","parent":0,"count":452,"filter":"raw","cat_ID":1,"category_count":452,"category_description":"","cat_name":"Uncategorized","category_nicename":"uncategorized","category_parent":0}],"tag_info":[{"term_id":1248,"name":"bottom","slug":"bottom","term_group":0,"term_taxonomy_id":1248,"taxonomy":"post_tag","description":"","parent":0,"count":2,"filter":"raw"},{"term_id":5,"name":"valve","slug":"valve","term_group":0,"term_taxonomy_id":5,"taxonomy":"post_tag","description":"","parent":0,"count":116,"filter":"raw"},{"term_id":34,"name":"water","slug":"water","term_group":0,"term_taxonomy_id":34,"taxonomy":"post_tag","description":"","parent":0,"count":19,"filter":"raw"}],"taxonomy_info":{"category":[{"value":1,"label":"Uncategorized"}],"post_tag":[{"value":1248,"label":"bottom"},{"value":5,"label":"valve"},{"value":34,"label":"water"}]},"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v15.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Structure Principle and Application of Bottom Valve - 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\/structure-principle-and-application-of-bottom-valve.html\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Structure Principle and Application of Bottom Valve - ZECO Valve\" \/>\n<meta property=\"og:description\" content=\"Bottom valve is a kind of energy-saving valve, which is usually installed at the bottom of the underwater suction pipe of the ... 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