{"id":859,"date":"2024-10-25T16:11:52","date_gmt":"2024-10-25T08:11:52","guid":{"rendered":"https:\/\/www.darko-tech.com\/?post_type=products&#038;p=859"},"modified":"2025-03-20T14:57:06","modified_gmt":"2025-03-20T06:57:06","slug":"valvula-de-ar-de-bloqueio-de-martelo-pesado","status":"publish","type":"products","link":"https:\/\/www.darko-tech.com\/pt\/produtos\/valvula-de-ar-de-bloqueio-de-martelo-pesado\/","title":{"rendered":"V\u00e1lvula de ar de bloqueio de martelo pesado"},"content":{"rendered":"<h2><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-3958\" src=\"https:\/\/www.darko-tech.com\/wp-content\/uploads\/2024\/10\/Heavy-hammer-lock-air-flap-valve.jpg\" alt=\"\" width=\"1200\" height=\"500\" srcset=\"https:\/\/www.darko-tech.com\/wp-content\/uploads\/2024\/10\/Heavy-hammer-lock-air-flap-valve.jpg 1200w, https:\/\/www.darko-tech.com\/wp-content\/uploads\/2024\/10\/Heavy-hammer-lock-air-flap-valve-300x125.jpg 300w, https:\/\/www.darko-tech.com\/wp-content\/uploads\/2024\/10\/Heavy-hammer-lock-air-flap-valve-1024x427.jpg 1024w, https:\/\/www.darko-tech.com\/wp-content\/uploads\/2024\/10\/Heavy-hammer-lock-air-flap-valve-768x320.jpg 768w, https:\/\/www.darko-tech.com\/wp-content\/uploads\/2024\/10\/Heavy-hammer-lock-air-flap-valve-18x8.jpg 18w\" sizes=\"auto, (max-width: 1200px) 100vw, 1200px\" \/><\/h2>\n<h2><strong><b>Como \u00e9 que um <\/b><\/strong><strong><b>v\u00e1lvula de charneira do pr\u00e9-aquecedor<\/b><\/strong><strong><b>\u00a0trabalho?<\/b><\/strong><\/h2>\n<p>&nbsp;<\/p>\n<p>O pr\u00e9-aquecedor <a href=\"https:\/\/www.darko-tech.com\/pt\/produtos\/valvula-de-charneira-da-camara-de-ar\/\">v\u00e1lvula de charneira<\/a> funciona abrindo e fechando a placa da v\u00e1lvula. Isto \u00e9 feito atrav\u00e9s da transmiss\u00e3o e controlo da haste da v\u00e1lvula. Durante o processo de pr\u00e9-aquecimento do g\u00e1s de combust\u00e3o, a v\u00e1lvula de charneira regula o fluxo, a temperatura e a dire\u00e7\u00e3o do g\u00e1s de combust\u00e3o. Tem fun\u00e7\u00f5es de guia e de bloqueio. Quando a v\u00e1lvula est\u00e1 fechada, o g\u00e1s de combust\u00e3o \u00e9 direcionado para o permutador de calor seguinte, pr\u00e9-aquecendo-o assim. Quando a v\u00e1lvula est\u00e1 aberta, o g\u00e1s de combust\u00e3o pode ser direcionado para outro equipamento ou descarregado diretamente para a atmosfera.<\/p>\n<p>A v\u00e1lvula de aba do pr\u00e9-aquecedor \u00e9 utilizada principalmente no processo de pr\u00e9-aquecimento dos gases de combust\u00e3o dos permutadores de calor, e as suas fun\u00e7\u00f5es incluem os seguintes aspectos:<\/p>\n<p>&nbsp;<\/p>\n<p><strong>Orienta\u00e7\u00e3o e bloqueio<\/strong>: Ao abrir e fechar a placa da v\u00e1lvula, esta controla o fluxo de g\u00e1s de combust\u00e3o. Tamb\u00e9m controla o bloqueio dos gases de combust\u00e3o, influenciando assim a dire\u00e7\u00e3o e a quantidade de transfer\u00eancia de calor.<\/p>\n<p>&nbsp;<\/p>\n<p><strong>Regula\u00e7\u00e3o do caudal e da temperatura dos gases de combust\u00e3o<\/strong>: O controlo do grau de abertura da v\u00e1lvula permite regular o caudal de g\u00e1s de combust\u00e3o. Ajusta igualmente a temperatura dos gases de combust\u00e3o, permitindo um controlo t\u00e9rmico mais preciso.<\/p>\n<p>&nbsp;<\/p>\n<p><strong>Prote\u00e7\u00e3o do equipamento<\/strong>: Com a v\u00e1lvula de charneira do pr\u00e9-aquecedor em funcionamento, os permutadores de calor sofrem menos desgaste. Isto reduz a corros\u00e3o e prolonga a vida \u00fatil do equipamento.<\/p>\n<p>&nbsp;<\/p>\n<h2><strong>Dados t\u00e9cnicos e carater\u00edsticas<\/strong><\/h2>\n<p>&nbsp;<\/p>\n<h3><strong><span style=\"font-size: 12pt;\">Especifica\u00e7\u00e3o<\/span><\/strong><\/h3>\n<p>&nbsp;<\/p>\n<table>\n<tbody>\n<tr>\n<td width=\"128\">Tipo<\/td>\n<td width=\"112\">OD\/mm<\/td>\n<td width=\"116\">ID\/mm<\/td>\n<td width=\"120\">Altura \/mm<\/td>\n<td width=\"130\">Peso\/kg<\/td>\n<td width=\"396\">Gama de funcionamento<\/td>\n<\/tr>\n<tr>\n<td width=\"128\">D-FBF-600<\/td>\n<td width=\"112\">612<\/td>\n<td width=\"116\">440<\/td>\n<td width=\"120\">1200<\/td>\n<td width=\"130\">600<\/td>\n<td width=\"396\">Tubo de obtura\u00e7\u00e3o vertical inclinado para uso geral<\/td>\n<\/tr>\n<tr>\n<td width=\"128\">D-FBF-700<\/td>\n<td width=\"112\">712<\/td>\n<td width=\"116\">500<\/td>\n<td width=\"120\">1380<\/td>\n<td width=\"130\">740<\/td>\n<td width=\"396\">Tubo de obtura\u00e7\u00e3o vertical inclinado para uso geral<\/td>\n<\/tr>\n<tr>\n<td width=\"128\">D-FBF-800<\/td>\n<td width=\"112\">812<\/td>\n<td width=\"116\">600<\/td>\n<td width=\"120\">1550<\/td>\n<td width=\"130\">870<\/td>\n<td width=\"396\">Tubo de obtura\u00e7\u00e3o vertical inclinado para uso geral<\/td>\n<\/tr>\n<tr>\n<td width=\"128\">D-FBF-900<\/td>\n<td width=\"112\">912<\/td>\n<td width=\"116\">700<\/td>\n<td width=\"120\">1680<\/td>\n<td width=\"130\">980<\/td>\n<td width=\"396\">Tubo de obtura\u00e7\u00e3o vertical inclinado para uso geral<\/td>\n<\/tr>\n<tr>\n<td width=\"128\">D-FBF-1000<\/td>\n<td width=\"112\">1012<\/td>\n<td width=\"116\">800<\/td>\n<td width=\"120\">1750<\/td>\n<td width=\"130\">1120<\/td>\n<td width=\"396\">Tubo de obtura\u00e7\u00e3o vertical inclinado para uso geral<\/td>\n<\/tr>\n<tr>\n<td width=\"128\">D-FBF-1100<\/td>\n<td width=\"112\">1112<\/td>\n<td width=\"116\">900<\/td>\n<td width=\"120\">1820<\/td>\n<td width=\"130\">1250<\/td>\n<td width=\"396\">Tubo de obtura\u00e7\u00e3o vertical inclinado para uso geral<\/td>\n<\/tr>\n<tr>\n<td width=\"128\">D-FBF-1200<\/td>\n<td width=\"112\">1212<\/td>\n<td width=\"116\">1000<\/td>\n<td width=\"120\">1980<\/td>\n<td width=\"130\">1400<\/td>\n<td width=\"396\">Tubo de obtura\u00e7\u00e3o vertical inclinado para uso geral<\/td>\n<\/tr>\n<tr>\n<td width=\"128\">D-SFBF-600<\/td>\n<td width=\"112\">612<\/td>\n<td width=\"116\">440<\/td>\n<td width=\"120\">900<\/td>\n<td width=\"130\">800<\/td>\n<td width=\"396\">Tubo de alimenta\u00e7\u00e3o vertical ou com \u00e2ngulo inferior a 10\u00b0<\/td>\n<\/tr>\n<tr>\n<td width=\"128\">D-SFBF-700<\/td>\n<td width=\"112\">712<\/td>\n<td width=\"116\">500<\/td>\n<td width=\"120\">1000<\/td>\n<td width=\"130\">900<\/td>\n<td width=\"396\">Tubo de alimenta\u00e7\u00e3o vertical ou com \u00e2ngulo inferior a 10\u00b0<\/td>\n<\/tr>\n<tr>\n<td width=\"128\">D-SFBF-800<\/td>\n<td width=\"112\">812<\/td>\n<td width=\"116\">600<\/td>\n<td width=\"120\">1100<\/td>\n<td width=\"130\">1050<\/td>\n<td width=\"396\">Tubo de alimenta\u00e7\u00e3o vertical ou com \u00e2ngulo inferior a 10\u00b0<\/td>\n<\/tr>\n<tr>\n<td width=\"128\">D-SFBF-900<\/td>\n<td width=\"112\">912<\/td>\n<td width=\"116\">700<\/td>\n<td width=\"120\">1200<\/td>\n<td width=\"130\">1120<\/td>\n<td width=\"396\">Tubo de alimenta\u00e7\u00e3o vertical ou com \u00e2ngulo inferior a 10\u00b0<\/td>\n<\/tr>\n<tr>\n<td width=\"128\">D-SFBF-1000<\/td>\n<td width=\"112\">1012<\/td>\n<td width=\"116\">800<\/td>\n<td width=\"120\">1300<\/td>\n<td width=\"130\">1240<\/td>\n<td width=\"396\">Tubo de alimenta\u00e7\u00e3o vertical ou com \u00e2ngulo inferior a 10\u00b0<\/td>\n<\/tr>\n<tr>\n<td width=\"128\">D-SFBF-1100<\/td>\n<td width=\"112\">1112<\/td>\n<td width=\"116\">900<\/td>\n<td width=\"120\">1400<\/td>\n<td width=\"130\">1380<\/td>\n<td width=\"396\">Tubo de alimenta\u00e7\u00e3o vertical ou com \u00e2ngulo inferior a 10\u00b0<\/td>\n<\/tr>\n<tr>\n<td width=\"128\">D-SFBF-1200<\/td>\n<td width=\"112\">1212<\/td>\n<td width=\"116\">1000<\/td>\n<td width=\"120\">1500<\/td>\n<td width=\"130\">1550<\/td>\n<td width=\"396\">Tubo de alimenta\u00e7\u00e3o vertical ou com \u00e2ngulo inferior a 10\u00b0<\/td>\n<\/tr>\n<tr>\n<td width=\"128\">D-XSFBF-600<\/td>\n<td width=\"112\">612<\/td>\n<td width=\"116\">440<\/td>\n<td width=\"120\">1380<\/td>\n<td width=\"130\">1000<\/td>\n<td width=\"396\">Tubo de alimenta\u00e7\u00e3o vertical ou com \u00e2ngulo inferior a 45\u00b0<\/td>\n<\/tr>\n<tr>\n<td width=\"128\">D-XSFBF-700<\/td>\n<td width=\"112\">712<\/td>\n<td width=\"116\">500<\/td>\n<td width=\"120\">1480<\/td>\n<td width=\"130\">1050<\/td>\n<td width=\"396\">Tubo de alimenta\u00e7\u00e3o vertical ou com \u00e2ngulo inferior a 45\u00b0<\/td>\n<\/tr>\n<tr>\n<td width=\"128\">D-XSFBF-800<\/td>\n<td width=\"112\">812<\/td>\n<td width=\"116\">600<\/td>\n<td width=\"120\">1580<\/td>\n<td width=\"130\">1120<\/td>\n<td width=\"396\">Tubo de alimenta\u00e7\u00e3o vertical ou com \u00e2ngulo inferior a 45\u00b0<\/td>\n<\/tr>\n<tr>\n<td width=\"128\">D-XSFBF-900<\/td>\n<td width=\"112\">912<\/td>\n<td width=\"116\">700<\/td>\n<td width=\"120\">1680<\/td>\n<td width=\"130\">1240<\/td>\n<td width=\"396\">Tubo de alimenta\u00e7\u00e3o vertical ou com \u00e2ngulo inferior a 45\u00b0<\/td>\n<\/tr>\n<tr>\n<td width=\"128\">D-XSFBF-1000<\/td>\n<td width=\"112\">1012<\/td>\n<td width=\"116\">800<\/td>\n<td width=\"120\">1780<\/td>\n<td width=\"130\">1380<\/td>\n<td width=\"396\">Tubo de alimenta\u00e7\u00e3o vertical ou com \u00e2ngulo inferior a 45\u00b0<\/td>\n<\/tr>\n<tr>\n<td width=\"128\">D-XSFBF-1100<\/td>\n<td width=\"112\">1112<\/td>\n<td width=\"116\">900<\/td>\n<td width=\"120\">1880<\/td>\n<td width=\"130\">1500<\/td>\n<td width=\"396\">Tubo de alimenta\u00e7\u00e3o vertical ou com \u00e2ngulo inferior a 45\u00b0<\/td>\n<\/tr>\n<tr>\n<td width=\"128\">D-XSFBF-1200<\/td>\n<td width=\"112\">1212<\/td>\n<td width=\"116\">1000<\/td>\n<td width=\"120\">1980<\/td>\n<td width=\"130\">1620<\/td>\n<td width=\"396\">Tubo de alimenta\u00e7\u00e3o vertical ou com \u00e2ngulo inferior a 45\u00b0<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>&nbsp;<\/p>\n<h3><strong><span style=\"font-size: 12pt;\">Destaque popular<\/span><\/strong><\/h3>\n<p>&nbsp;<\/p>\n<p>Durante a utiliza\u00e7\u00e3o, a v\u00e1lvula de charneira abre-se quando um determinado peso de material \u00e9 pressionado sobre a placa da v\u00e1lvula. Sob a for\u00e7a da gravidade do material, a placa da v\u00e1lvula gira em torno do seu eixo, permitindo que o material seja introduzido no fluxo de ar, ao mesmo tempo que proporciona uma fun\u00e7\u00e3o de veda\u00e7\u00e3o. A v\u00e1lvula de charneira permite a passagem do material, fechando as \u00e1reas inactivas e evitando o refluxo. A v\u00e1lvula de aba pode ser ajustada com base na quantidade de material que est\u00e1 a ser descarregado, utilizando um contrapeso para a regula\u00e7\u00e3o.<\/p>\n<p>&nbsp;<\/p>\n<p>A v\u00e1lvula de charneira do pr\u00e9-aquecedor possui :<\/p>\n<p>&nbsp;<\/p>\n<ol>\n<li><strong>O efeito de veda\u00e7\u00e3o \u00e9 bom.<\/strong><\/li>\n<\/ol>\n<p>&nbsp;<\/p>\n<p>Garante que o sistema funciona eficientemente sem qualquer perda involunt\u00e1ria de materiais ou energia. Este mecanismo de veda\u00e7\u00e3o de alta qualidade desempenha um papel crucial na manuten\u00e7\u00e3o de n\u00edveis de desempenho \u00f3ptimos.<\/p>\n<p>&nbsp;<\/p>\n<ol start=\"2\">\n<li><strong>Impedir a fuga interna de ar.<\/strong><\/li>\n<\/ol>\n<p>&nbsp;<\/p>\n<p>Ao minimizar as fugas de ar, podemos manter condi\u00e7\u00f5es consistentes de press\u00e3o e temperatura, que s\u00e3o vitais para v\u00e1rios processos industriais.<\/p>\n<p>&nbsp;<\/p>\n<ol start=\"3\">\n<li><strong>Impedir que o fluxo de ar entre no tubo de descarga.<\/strong><\/li>\n<\/ol>\n<p>&nbsp;<\/p>\n<p>Impedir que o fluxo de ar entre no tubo de descarga ajuda a garantir que apenas os materiais pretendidos s\u00e3o expelidos do sistema.<\/p>\n<p>Este controlo do fluxo de ar n\u00e3o s\u00f3 aumenta a efici\u00eancia operacional, como tamb\u00e9m reduz os riscos de contamina\u00e7\u00e3o associados a elementos externos indesejados.<\/p>\n<p>&nbsp;<\/p>\n<ol start=\"4\">\n<li><strong>Evitar as fugas de ar.<\/strong><\/li>\n<\/ol>\n<p>&nbsp;<\/p>\n<p>A preven\u00e7\u00e3o de fugas de ar \u00e9 fundamental em aplica\u00e7\u00f5es em que a precis\u00e3o e a exatid\u00e3o s\u00e3o primordiais. Medidas eficazes contra as fugas de ar contribuem para melhorar a funcionalidade geral e a fiabilidade do equipamento, prolongando assim a sua vida \u00fatil e reduzindo os custos de manuten\u00e7\u00e3o.<\/p>\n<p>&nbsp;<\/p>\n<ol start=\"5\">\n<li><strong>Melhorar a efici\u00eancia da troca de calor entre o material e o fluxo de ar.<\/strong><\/li>\n<\/ol>\n<p>&nbsp;<\/p>\n<p>A troca de calor melhorada permite uma utiliza\u00e7\u00e3o mais eficaz dos recursos energ\u00e9ticos, resultando em custos operacionais mais baixos e atingindo mais rapidamente os resultados de temperatura desejados.<\/p>\n<p>&nbsp;<\/p>\n<ol start=\"6\">\n<li><strong>Reduzir o consumo de calor.<\/strong><\/li>\n<\/ol>\n<p>&nbsp;<\/p>\n<p><span style=\"font-family: georgia, palatino, serif;\">Ao otimizar os processos de aquecimento atrav\u00e9s de carater\u00edsticas de design eficientes, as organiza\u00e7\u00f5es podem diminuir significativamente a sua pegada de carbono e, simultaneamente, reduzir as despesas associadas ao consumo excessivo de energia.<\/span><\/p>\n<p><span style=\"font-family: georgia, palatino, serif;\">Para mais informa\u00e7\u00f5es ou quest\u00f5es t\u00e9cnicas, n\u00e3o hesite em contactar\u00a0<a href=\"https:\/\/www.darko-tech.com\/pt\/en\/contactar-nos\/\">contactar-nos<\/a>. Teremos todo o gosto em ajudar-te.<\/span><\/p>","protected":false},"excerpt":{"rendered":"<p>A v\u00e1lvula de retalho de ar de bloqueio de martelo pesado tamb\u00e9m \u00e9 chamada de v\u00e1lvula de retalho de pr\u00e9-aquecedor, que \u00e9 um componente importante do sistema de pr\u00e9-aquecedor de ciclone. \u00c9 utilizada principalmente para a separa\u00e7\u00e3o de materiais e para evitar curto-circuitos no fluxo de ar. Isto torna-a crucial para a conserva\u00e7\u00e3o de energia e redu\u00e7\u00e3o do consumo no sistema. A conce\u00e7\u00e3o e o desempenho da v\u00e1lvula de charneira afectam diretamente a efici\u00eancia e a estabilidade do sistema de pr\u00e9-aquecimento.<\/p>","protected":false},"featured_media":1637,"parent":0,"menu_order":0,"template":"","product":[84],"size":[],"material":[],"class_list":["post-859","products","type-products","status-publish","has-post-thumbnail","hentry","product-high-quality-valves-reliable-solutions-for-fluid-control"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v24.6 (Yoast SEO v24.6) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Preheater flap valve | airlock valve | darko<\/title>\n<meta name=\"description\" content=\"The preheater flap valve can improve the heat exchange efficiency between the materials and the airflow, reducing thermal consumption.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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