{"id":71366,"date":"2021-09-28T17:25:00","date_gmt":"2021-09-28T16:25:00","guid":{"rendered":"https:\/\/teoriadeconstruccion.net\/blog\/?p=71366"},"modified":"2021-09-28T17:25:04","modified_gmt":"2021-09-28T16:25:04","slug":"el-gancho-ideal-para-tu-grua","status":"publish","type":"post","link":"https:\/\/teoriadeconstruccion.net\/blog\/el-gancho-ideal-para-tu-grua\/","title":{"rendered":"El gancho ideal para tu gr\u00faa"},"content":{"rendered":"\n<p>El contacto entre la gr\u00faa y la carga es el punto m\u00e1s sensible del izado. La concentraci\u00f3n de carga en un \u00fanico punto y el hecho de tratarse de un esfuerzo din\u00e1mico (donde nos puede afectar el viento, los tirones de la gr\u00faa o de la propia carga, las altas temperaturas&#8230;) hacen que seamos exigentes con este punto en concreto. <\/p>\n\n\n\n<p>Con la aparici\u00f3n del <a href=\"https:\/\/elebia.com\/gancho-grua\/nuestros-productos\/\" target=\"_blank\" rel=\"noreferrer noopener\">gancho de gr\u00faa autom\u00e1tico<\/a> empiezan a solucionarse muchos problemas. Adem\u00e1s de sus funciones electr\u00f3nicas que ahora comentaremos, se fabrican con cuerpo de acero de alta resistencia con un revestimiento a prueba de impactos y corrosi\u00f3n. En su dise\u00f1o se tienen en cuenta las condiciones m\u00e1s adversas, desde la construcci\u00f3n tradicional hasta los ambientes marinos y las cargas m\u00e1s exigentes, como las potencialmente explosivas, las fundiciones donde se recibe mucha radiaci\u00f3n de calor y en las plataformas petrol\u00edferas.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Caracter\u00edsticas de los ganchos autom\u00e1ticos<\/h2>\n\n\n\n<p>Los ganchos de gr\u00faa habituales llegan a soportar un peso m\u00e1ximo de 25 toneladas. Si queremos superar esa carga debemos de recurrir a los ganchos de elevaci\u00f3n que pueden llegar a las 100 toneladas.<\/p>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large\"><a href=\"https:\/\/i0.wp.com\/teoriadeconstruccion.net\/blog\/wp-content\/uploads\/2021\/09\/gancho-para-grua.png?ssl=1\"><img data-recalc-dims=\"1\" decoding=\"async\" width=\"128\" height=\"211\" src=\"https:\/\/i0.wp.com\/teoriadeconstruccion.net\/blog\/wp-content\/uploads\/2021\/09\/gancho-para-grua.png?resize=128%2C211&#038;ssl=1\" alt=\"\" class=\"wp-image-71368\"\/><\/a><figcaption>gancho para gr\u00faa evo25<\/figcaption><\/figure><\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large is-resized\"><a href=\"https:\/\/i0.wp.com\/teoriadeconstruccion.net\/blog\/wp-content\/uploads\/2021\/09\/ganchos-automaticos.png?ssl=1\"><img data-recalc-dims=\"1\" decoding=\"async\" src=\"https:\/\/i0.wp.com\/teoriadeconstruccion.net\/blog\/wp-content\/uploads\/2021\/09\/ganchos-automaticos.png?resize=139%2C229&#038;ssl=1\" alt=\"\" class=\"wp-image-71367\" width=\"139\" height=\"229\" srcset=\"https:\/\/i0.wp.com\/teoriadeconstruccion.net\/blog\/wp-content\/uploads\/2021\/09\/ganchos-automaticos.png?w=466&amp;ssl=1 466w, https:\/\/i0.wp.com\/teoriadeconstruccion.net\/blog\/wp-content\/uploads\/2021\/09\/ganchos-automaticos.png?resize=182%2C300&amp;ssl=1 182w\" sizes=\"(max-width: 139px) 100vw, 139px\" \/><\/a><figcaption>gancho de elevaci\u00f3n NEO100<\/figcaption><\/figure><\/div>\n<\/div>\n<\/div>\n\n\n\n<p>Las novedades que incorporan los ganchos autom\u00e1ticos frente a los ganchos convencionales son:<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>swivel lock que permite bloquear la pieza giratoria superior en cualquier posici\u00f3n deseada.<\/li><li>una c\u00e9lula de carga y un motor el\u00e9ctrico  con embrague que evita las sobrecargas.<\/li><li>limitador de par de seguridad, para ajustar el l\u00edmite de peso de desenganche, eliminando problemas con las cargas pr\u00f3ximas al l\u00edmite de carga.<\/li><\/ul>\n\n\n\n<p>Como se trata de ganchos autom\u00e1ticos, no es necesario que ning\u00fan trabajador se aproxime a la carga para su posterior soltado. El propio gancho podr\u00e1 soltarse de las eslingas. En el ejemplo en video que se muestra a continuaci\u00f3n se puede ver c\u00f3mo funcionan 4 ganchos con una carga pesada (un prefabricado de hormig\u00f3n)<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<div class=\"nv-iframe-embed\"><iframe title=\"Automatic Release of 4 Ton concrete prefabs with Automatic Hook | Smart Lifting Solutions | Elebia\" width=\"1200\" height=\"675\" src=\"https:\/\/www.youtube.com\/embed\/E0836Nvmvts?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen><\/iframe><\/div>\n<\/div><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Aplicaci\u00f3n de los ganchos de gr\u00faa autom\u00e1ticos en la construcci\u00f3n<\/h2>\n\n\n\n<p>La gr\u00faa torre es la estructura clave en cualquier obra que se pueda desarrollar en cierta altura. Su radio abarca cualquier parte de la obra y resulta muy eficaz para cualquier labor de construcci\u00f3n. Su labor consiste en elevar y desplazar grandes cargas a trav\u00e9s de un cable, del que se suspende cualquier carga, como pueden ser prefabricados de hormig\u00f3n, estructuras met\u00e1licas, pal\u00e9s, silos&#8230; El gancho es el extremo de todo este sistema de contrapesos que es capaz de trabajar y desplazar estas cargas.<\/p>\n\n\n\n<p>Los ganchos autom\u00e1ticos permiten el aumento de la producci\u00f3n en el momento en el que no se necesita una aproximaci\u00f3n posterior a la carga una vez que llega a su posici\u00f3n final. Basta con estar dentro de una zona con buena visibilidad para que se pueda manejar con un control remoto.  Esto tambi\u00e9n provoca un aumento de la seguridad. <\/p>\n\n\n\n<p>Los principales fabricantes de gr\u00faas como pueden ser Liebherr, Jaso, Wolffkran o Potain son compatibles o cuentan con este sistema de enganche. <\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Accesorios para ganchos de gr\u00faa<\/h2>\n\n\n\n<p>Los bumpers son unos protectores de ganchos frente a impactos. A d\u00eda de hoy pueden incluir una luz de estado (un indicador sobre si est\u00e1 abierto o cerrado) para que pueda visualizarse en condiciones con menos visibilidad. Sus paredes, generalmente de poliuretano flexible (PUR) sirven para absorber m\u00faltiples impactos.  Como advertencia, no son aconsejables para ganchos autom\u00e1ticos con contrapeso.<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large is-resized\"><a href=\"https:\/\/i0.wp.com\/teoriadeconstruccion.net\/blog\/wp-content\/uploads\/2021\/09\/image-2.png?ssl=1\"><img data-recalc-dims=\"1\" decoding=\"async\" src=\"https:\/\/i0.wp.com\/teoriadeconstruccion.net\/blog\/wp-content\/uploads\/2021\/09\/image-2.png?resize=354%2C230&#038;ssl=1\" alt=\"\" class=\"wp-image-71371\" width=\"354\" height=\"230\" srcset=\"https:\/\/i0.wp.com\/teoriadeconstruccion.net\/blog\/wp-content\/uploads\/2021\/09\/image-2.png?w=777&amp;ssl=1 777w, https:\/\/i0.wp.com\/teoriadeconstruccion.net\/blog\/wp-content\/uploads\/2021\/09\/image-2.png?resize=300%2C195&amp;ssl=1 300w, https:\/\/i0.wp.com\/teoriadeconstruccion.net\/blog\/wp-content\/uploads\/2021\/09\/image-2.png?resize=768%2C499&amp;ssl=1 768w\" sizes=\"(max-width: 354px) 100vw, 354px\" \/><\/a><figcaption>bumpers de protecci\u00f3n<\/figcaption><\/figure><\/div>\n","protected":false},"excerpt":{"rendered":"<p>El contacto entre la gr\u00faa y la carga es el punto m\u00e1s sensible del izado. La concentraci\u00f3n de carga en un \u00fanico punto y el hecho de tratarse de un esfuerzo din\u00e1mico (donde nos puede afectar el viento, los tirones de la gr\u00faa o de la propia carga, las altas temperaturas&#8230;) hacen que seamos exigentes&hellip;&nbsp;<a href=\"https:\/\/teoriadeconstruccion.net\/blog\/el-gancho-ideal-para-tu-grua\/\" rel=\"bookmark\">Leer m\u00e1s &raquo;<span class=\"screen-reader-text\">El gancho ideal para tu gr\u00faa<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":71369,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"neve_meta_sidebar":"","neve_meta_container":"","neve_meta_enable_content_width":"","neve_meta_content_width":0,"neve_meta_title_alignment":"","neve_meta_author_avatar":"","neve_post_elements_order":"","neve_meta_disable_header":"","neve_meta_disable_footer":"","neve_meta_disable_title":"","jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[111,649,149],"tags":[],"class_list":["post-71366","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-obra","category-seguridad","category-seguridad-y-salud"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>El gancho ideal para tu gr\u00faa - Teor\u00eda de construcci\u00f3n<\/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:\/\/teoriadeconstruccion.net\/blog\/el-gancho-ideal-para-tu-grua\/\" \/>\n<meta property=\"og:locale\" content=\"es_ES\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"El gancho ideal para tu gr\u00faa - Teor\u00eda de construcci\u00f3n\" \/>\n<meta property=\"og:description\" content=\"El contacto entre la gr\u00faa y la carga es el punto m\u00e1s sensible del izado. 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