{"id":14106,"date":"2026-10-05T22:03:50","date_gmt":"2026-10-05T22:03:50","guid":{"rendered":"https:\/\/2dscanner.com\/?p=14106"},"modified":"2026-11-07T23:48:23","modified_gmt":"2026-11-07T23:48:23","slug":"como-medir-a-area-de-uma-divisao","status":"publish","type":"post","link":"https:\/\/2dscanner.com\/pt-pt\/blog\/como-medir-a-area-de-uma-divisao\/","title":{"rendered":"Como medir a \u00e1rea de uma divis\u00e3o rapidamente, mesmo em divis\u00f5es em L"},"content":{"rendered":"<p>Uma divis\u00e3o em L mede-se com o <a href=\"https:\/\/2dscanner.com\/pt-pt\/scanner-laser-2d\/\">scanner laser de divis\u00f5es<\/a> 2Dscanner a partir de uma \u00fanica esta\u00e7\u00e3o. Coloque-o perto do canto interior do L, sobre a diagonal. A partir desse ponto, o laser v\u00ea todas as paredes das duas alas. Assim, a planta completa resulta de uma \u00fanica digitaliza\u00e7\u00e3o de cerca de 4 minutos. Por vezes, uma das alas do L \u00e9 um recanto estreito. Nesse caso, desloque a esta\u00e7\u00e3o para o eixo do recanto, a meia largura de dist\u00e2ncia da parede comprida. Continua a ser uma \u00fanica digitaliza\u00e7\u00e3o.<\/p>\n<h2>Porque \u00e9 que as divis\u00f5es em L s\u00e3o dif\u00edceis de medir \u00e0 m\u00e3o<\/h2>\n<p>Uma divis\u00e3o em L \u00e9, na realidade, dois ret\u00e2ngulos que partilham um lado aberto, e o problema come\u00e7a precisamente onde se encontram. Com uma fita m\u00e9trica ou um medidor laser de dist\u00e2ncias, mede primeiro os seis comprimentos de parede. Depois, coloca-se num canto e mede as diagonais at\u00e9 aos tr\u00eas cantos opostos. Passa para o canto seguinte e repete, at\u00e9 ter tri\u00e2ngulos suficientes para desenhar a forma. A planta precisa de v\u00e1rias diagonais para fechar, e cada uma delas \u00e9 um risco. Uma diagonal de um lado ao outro de uma divis\u00e3o \u00e9 quase imposs\u00edvel de medir com exatid\u00e3o absoluta, e os erros acumulam-se. Uma diagonal com 1 cm de erro desloca um canto, e a diagonal seguinte, medida a partir desse canto, arrasta consigo esse desvio. O resultado \u00e9 uma planta que parece correta no papel e onde depois n\u00e3o cabem a bancada, o roupeiro ou a escada.<\/p>\n<p>Um scanner laser de interiores evita este problema porque n\u00e3o mede comprimentos nem diagonais. O 2Dscanner mede o \u00e2ngulo e a dist\u00e2ncia a milhares de pontos em cada parede. Depois, desenha a planta diretamente a partir deles, sem uma cadeia de medi\u00e7\u00f5es onde os erros se possam acumular. Paredes irregulares, cantos fora de esquadria e \u00e2ngulos invulgares s\u00e3o simplesmente desenhados tal como s\u00e3o. Este artigo mostra onde colocar o scanner numa divis\u00e3o em L e onde coloc\u00e1-lo quando uma das alas do L \u00e9 um recanto estreito.<\/p>\n<h2>Uma esta\u00e7\u00e3o no canto interior do L<\/h2>\n<p>Na maioria das divis\u00f5es em L basta uma digitaliza\u00e7\u00e3o. A regra \u00e9 simples: coloque o trip\u00e9 perto do canto interior do L, deslocado para o centro da divis\u00e3o ao longo da diagonal. A partir da\u00ed, o laser tem linha de vis\u00e3o desimpedida para as seis paredes, pelo que nada fica na sombra.<\/p>\n<p><img fetchpriority=\"high\" decoding=\"async\" class=\"alignleft size-full wp-image-9339\" src=\"https:\/\/2dscanner.com\/wp-content\/uploads\/2026\/10\/L_SHAPED_ROOM.jpg\" alt=\"Planta de uma divis\u00e3o em L digitalizada com o 2Dscanner a partir de uma \u00fanica esta\u00e7\u00e3o\" width=\"993\" height=\"494\" srcset=\"https:\/\/2dscanner.com\/wp-content\/uploads\/2026\/10\/L_SHAPED_ROOM.jpg 993w, https:\/\/2dscanner.com\/wp-content\/uploads\/2026\/10\/L_SHAPED_ROOM-300x149.jpg 300w, https:\/\/2dscanner.com\/wp-content\/uploads\/2026\/10\/L_SHAPED_ROOM-768x382.jpg 768w, https:\/\/2dscanner.com\/wp-content\/uploads\/2026\/10\/L_SHAPED_ROOM-600x298.jpg 600w\" sizes=\"(max-width: 993px) 100vw, 993px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>A partir de um ponto perto do canto interior, o laser alcan\u00e7a as seis paredes em toda a sua extens\u00e3o.<\/p>\n<ol>\n<li>Coloque-se no canto interior (o \u00abjoelho\u00bb do L) e olhe ao longo da diagonal em dire\u00e7\u00e3o ao canto exterior da divis\u00e3o.<\/li>\n<li>Monte o trip\u00e9 a cerca de um ter\u00e7o do comprimento dessa diagonal. Assim, o scanner n\u00e3o fica encostado ao canto interior. Mantenha pelo menos 30 a 40 cm de dist\u00e2ncia de qualquer parede.<\/li>\n<li>Nivele o scanner a partir da app, com o \u00abN\u00edvel de bolha\u00bb. Como vamos fazer uma \u00fanica esta\u00e7\u00e3o, n\u00e3o \u00e9 necess\u00e1rio um nivelamento absoluto. Se pretender passar para outras divis\u00f5es e apontar a autocolantes, \u00e9 aconselh\u00e1vel nivel\u00e1-lo. Com a base de nivelamento S3, o nivelamento torna-se muito f\u00e1cil.<\/li>\n<li>Inicie a digitaliza\u00e7\u00e3o a partir da app. Ser\u00e3o registados 2000 pontos em cerca de 4 minutos.<\/li>\n<li>Verifique a planta no telem\u00f3vel: as seis paredes devem aparecer como linhas limpas e os seis cantos devem fechar.<\/li>\n<\/ol>\n<p>O scanner mede cada parede a partir de muitos pontos ao longo do seu comprimento. Por isso, a planta mostra a forma real da divis\u00e3o, incluindo um canto interior que n\u00e3o tenha exatamente 90\u00b0. N\u00e3o obt\u00e9m apenas os pontos digitalizados. A app gera linhas m\u00e9dias pelo m\u00e9todo dos m\u00ednimos quadrados. Assim, obt\u00e9m tamb\u00e9m estas linhas, que s\u00e3o as que vai usar para finalizar o seu desenho.<\/p>\n<h2>Torne a sua pr\u00f3xima medi\u00e7\u00e3o a mais f\u00e1cil<\/h2>\n<p>Uma divis\u00e3o em L, um corredor comprido, uma cozinha cheia de nichos. Com o 2Dscanner, basta um trip\u00e9, um toque na app e cerca de 4 minutos. Depois disso, a planta est\u00e1 no seu telem\u00f3vel, pronta a exportar em DXF  diretamente para o seu programa CAD ou para a oficina. Sem fita m\u00e9trica, sem diagonais, sem segunda visita para verificar uma parede de que n\u00e3o tinha a certeza. Conhe\u00e7a o 2Dscanner e veja-o a funcionar nos nossos tutoriais em v\u00eddeo. Depois, torne as suas medi\u00e7\u00f5es mais f\u00e1ceis, a come\u00e7ar j\u00e1 no pr\u00f3ximo trabalho.<\/p>\n<ul>\n<li>Conhe\u00e7a o 2Dscanner: <a href=\"https:\/\/2dscanner.com\/pt-pt\/\">https:\/\/2dscanner.com<\/a><\/li>\n<li>Veja as listas de reprodu\u00e7\u00e3o com tutoriais dispon\u00edveis em 8 l\u00ednguas: <a href=\"https:\/\/www.youtube.com\/@2dscanner\">https:\/\/www.youtube.com\/@2dscanner<\/a><\/li>\n<li>Centro de ajuda e guias passo a passo: <a href=\"https:\/\/help.2dscanner.com\">https:\/\/help.2dscanner.com<\/a><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Como medir rapidamente a \u00e1rea de uma divis\u00e3o: a f\u00f3rmula do ret\u00e2ngulo, a divis\u00e3o de espa\u00e7os em L e irregulares em formas simples, a ferramenta adequada e os erros que custam material.<\/p>\n","protected":false},"author":3,"featured_media":9339,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1712],"tags":[],"class_list":["post-14106","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-levantamento-de-interiores"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v28.8 (Yoast SEO v28.8) - 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