[{"@context":"https:\/\/schema.org\/","@type":"Article","@id":"https:\/\/www.bsbv.cz\/hromosvod-nenapadny-spolecnik\/#Article","mainEntityOfPage":"https:\/\/www.bsbv.cz\/hromosvod-nenapadny-spolecnik\/","headline":"Hromosvod \u2013 nen\u00e1padn\u00fd spole\u010dn\u00edk","name":"Hromosvod \u2013 nen\u00e1padn\u00fd spole\u010dn\u00edk","description":"Hromosvod je vyn\u00e1lez star\u00fd n\u011bkolik stolet\u00ed, zaslou\u017eil se o n\u011bj<a href=\"https:\/\/www.bsbv.cz\/hromosvod-nenapadny-spolecnik\/\" class=\"darkbiz-read-more\">Read More<i class=\"fa fa-long-arrow-right\" aria-hidden=\"true\"><\/i><\/a>","datePublished":"2024-12-10","dateModified":"2024-12-10","author":{"@type":"Person","@id":"https:\/\/www.bsbv.cz\/author\/#Person","name":"","url":"https:\/\/www.bsbv.cz\/author\/","identifier":1,"image":{"@type":"ImageObject","@id":"https:\/\/secure.gravatar.com\/avatar\/f7b3e8bb7f7cc0c6ca940e74a10b952be4c7d81de8a980387c865f88889f02e3?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/f7b3e8bb7f7cc0c6ca940e74a10b952be4c7d81de8a980387c865f88889f02e3?s=96&d=mm&r=g","height":96,"width":96}},"publisher":{"@type":"Organization","name":"bsbv.cz","logo":{"@type":"ImageObject","@id":"\/logo.png","url":"\/logo.png","width":600,"height":60}},"image":{"@type":"ImageObject","@id":"https:\/\/www.bsbv.cz\/wp-content\/uploads\/lightning-1158027_640_4.jpg","url":"https:\/\/www.bsbv.cz\/wp-content\/uploads\/lightning-1158027_640_4.jpg","height":0,"width":0},"url":"https:\/\/www.bsbv.cz\/hromosvod-nenapadny-spolecnik\/","about":["Firmy"],"wordCount":398,"articleBody":"       Hromosvod je vyn\u00e1lez star\u00fd n\u011bkolik stolet\u00ed, zaslou\u017eil se o n\u011bj jist\u00fd Prokop Divi\u0161 a mohli bychom \u0159\u00edci, \u017ee je to jedna z nepostradateln\u00fdch sou\u010d\u00e1st\u00ed zabezpe\u010den\u00ed staveb. I kdy\u017e m\u016f\u017ee b\u00fdt pravd\u011bpodobnost z\u00e1sahu bleskem pom\u011brn\u011b mal\u00e1 a za cel\u00fd \u017eivot v\u00e1\u0161 d\u016fm nezas\u00e1hne jedin\u00fd blesk, je lep\u0161\u00ed m\u00edt jistotu v za\u0159\u00edzen\u00ed, kter\u00e9 blesk bezpe\u010dn\u011b svede do zem\u011b, ani\u017e by tento p\u0159\u00edrodn\u00ed \u017eivel zp\u016fsobil n\u011bjakou katastrofu. Princip hromosvodu je celkem jednoduch\u00fd, je to soustava n\u011bkolika prvk\u016f \u2013 j\u00edmac\u00ed ty\u010de, \u00fachytek a kovov\u00e9ho lanka, kter\u00e9 jsou p\u0159ipevn\u011bn\u00e9 k vn\u011bj\u0161\u00edmu opl\u00e1\u0161t\u011bn\u00ed dom\u016f \u010di jin\u00fdch budov, a jejich \u00fakolem je zachytit bleskov\u00fd v\u00fdboj a odv\u00e9st jej co nejrychleji a s nejmen\u0161\u00edm odporem do zem\u011b. Jestli\u017ee je blesku kladen pouze minim\u00e1ln\u00ed odpor, ten nikde neputuje po stavebn\u00ed konstrukci a skute\u010dn\u011b zajede b\u011bhem zlomku vte\u0159iny do zem\u011b a je klid. Jen\u017ee kdy\u017e hromosvod nem\u00e1te nebo m\u00e1te, ale je po\u0161kozen\u00fd, blesk putuje mnoha sm\u011bry po kovov\u00fdch materi\u00e1lech a m\u016f\u017ee tu nap\u00e1chat nedoz\u00edrn\u00e9 \u0161kody \u2013 m\u016f\u017ee zap\u00e1lit krovy a bedn\u011bn\u00ed \u010di jin\u00e9 ho\u0159lav\u00e9 p\u0159edm\u011bty a m\u016f\u017eete dokonce vyho\u0159et. Blesk tak\u00e9 m\u016f\u017ee n\u011bkoho smrteln\u011b zranit, nap\u0159\u00edklad pokud sjede na z\u00e1bradl\u00ed, okapov\u00fd svod nebo na okenn\u00ed parapety, a vy se jich v tu chv\u00edli dot\u00fdk\u00e1te. Z t\u011bchto d\u016fvod\u016f se prov\u00e1d\u00ed revize hromosvod\u016f. Certifikovan\u00fd elektrik\u00e1\u0159 prov\u011b\u0159\u00ed jejich funk\u010dnost, prom\u011b\u0159\u00ed p\u0159echodov\u00fd odpor a p\u0159\u00edpadn\u011b navrhne zm\u011bny \u2013 nap\u0159\u00edklad pokud je hromosvod v\u00e1\u017en\u011b po\u0161kozen\u00fd, tak je nutn\u00e9 vym\u011bnit vadn\u00e9 d\u00edly a spr\u00e1vn\u011b jej ukotvit k budov\u011b. Hromosvody mohou b\u00fdt zkorodovan\u00e9, mechanicky po\u0161kozen\u00e9 p\u0159i stavebn\u00edch prac\u00edch nebo v d\u016fsledku pov\u011btrnostn\u00edch vliv\u016f (v\u011btru, n\u00e1mrazy apod.) Elektrik\u00e1\u0159 v\u00e1m tak\u00e9 ozn\u00e1m\u00ed, jak \u010dasto by se m\u011bla revize hromosvod\u016f https:\/\/revize-elektro-revtech.cz\/lps-hromosvody\/ prov\u00e1d\u011bt, a tak\u00e9 se od n\u011bho m\u016f\u017eete dozv\u011bd\u011bt, \u017ee po \u00faderu blesku do hromosvodu je t\u0159eba v\u017edy co nejd\u0159\u00edve prov\u00e9st revizi za\u0159\u00edzen\u00ed, nebo\u0165 blesk sv\u00fdm v\u00fdbojem m\u016f\u017ee hromosvod nevratn\u011b po\u0161kodit.                                                                                                                                                                                                                                                                                                                                                                                          4.2\/5 - (10 votes)        "},{"@context":"https:\/\/schema.org\/","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Hromosvod \u2013 nen\u00e1padn\u00fd spole\u010dn\u00edk","item":"https:\/\/www.bsbv.cz\/hromosvod-nenapadny-spolecnik\/#breadcrumbitem"}]}]