[{"@context":"https:\/\/schema.org\/","@type":"Article","@id":"https:\/\/www.froeschl.cz\/zavitniky-jako-soucasti-konstrukcnich-prvku\/#Article","mainEntityOfPage":"https:\/\/www.froeschl.cz\/zavitniky-jako-soucasti-konstrukcnich-prvku\/","headline":"Z\u00e1vitn\u00edky jako sou\u010d\u00e1sti konstruk\u010dn\u00edch prvk\u016f","name":"Z\u00e1vitn\u00edky jako sou\u010d\u00e1sti konstruk\u010dn\u00edch prvk\u016f","description":"Kutilstv\u00ed v na\u0161\u00ed zemi za\u017e\u00edv\u00e1 obrovsk\u00fd boom. Ti z v\u00e1s, co pamatuj\u00ed socialismus a devades\u00e1t\u00e1 l\u00e9ta, jist\u011b snadno dovedou posoudit, jak to bylo tehdy se z\u00e1sobov\u00e1n\u00edm hobby market\u016f a prodejen \u017eelez\u00e1\u0159stv\u00ed, a porovnat tamn\u00ed dobu s tou sou\u010dasnou. Dnes si zdatn\u00fd kutil zvl\u00e1dne postavit i d\u016fm sv\u00e9pomoc\u00ed, a to za velmi kr\u00e1tkou dobu, ani\u017e by...","datePublished":"2023-04-05","dateModified":"2023-06-30","author":{"@type":"Person","@id":"https:\/\/www.froeschl.cz\/author\/#Person","name":"","url":"https:\/\/www.froeschl.cz\/author\/","identifier":1,"image":{"@type":"ImageObject","@id":"https:\/\/secure.gravatar.com\/avatar\/f14f9548cfce1bfc4b3267434069a757db9568e455121a8852ede019c83b3b5e?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/f14f9548cfce1bfc4b3267434069a757db9568e455121a8852ede019c83b3b5e?s=96&d=mm&r=g","height":96,"width":96}},"publisher":{"@type":"Organization","name":"froeschl.cz","logo":{"@type":"ImageObject","@id":"\/logo.png","url":"\/logo.png","width":600,"height":60}},"image":{"@type":"ImageObject","@id":"https:\/\/www.froeschl.cz\/wp-content\/uploads\/screws-ga10e14ffb_640.jpg","url":"https:\/\/www.froeschl.cz\/wp-content\/uploads\/screws-ga10e14ffb_640.jpg","height":0,"width":0},"url":"https:\/\/www.froeschl.cz\/zavitniky-jako-soucasti-konstrukcnich-prvku\/","about":["Zbo\u017e\u00ed"],"wordCount":413,"articleBody":"   Kutilstv\u00ed v na\u0161\u00ed zemi za\u017e\u00edv\u00e1 obrovsk\u00fd boom. Ti z v\u00e1s, co pamatuj\u00ed socialismus a devades\u00e1t\u00e1 l\u00e9ta, jist\u011b snadno dovedou posoudit, jak to bylo tehdy se z\u00e1sobov\u00e1n\u00edm hobby market\u016f a prodejen \u017eelez\u00e1\u0159stv\u00ed, a porovnat tamn\u00ed dobu s tou sou\u010dasnou. Dnes si zdatn\u00fd kutil zvl\u00e1dne postavit i d\u016fm sv\u00e9pomoc\u00ed, a to za velmi kr\u00e1tkou dobu, ani\u017e by n\u011bkde pokoutn\u011b sh\u00e1n\u011bl r\u016fzn\u00e9 stavebn\u00ed materi\u00e1ly a upl\u00e1cel \u0159emesln\u00edky tak, jak to b\u00fdvalo zvykem pr\u00e1v\u011b za socialismu.Pro v\u011bt\u0161inu kutil\u016f nen\u00ed probl\u00e9m stav\u011bt leh\u010d\u00ed stavebn\u00ed konstrukce, kter\u00e9 nevy\u017eaduj\u00ed tak odborn\u00e9 znalosti, a mezi n\u011b pat\u0159\u00ed i pergoly. D\u0159ev\u011bn\u00e1 pergola b\u00fdv\u00e1 ozdobou domu, jestli\u017ee ji vhodn\u011b slad\u00edte a opat\u0159\u00edte barevnou lazurou, a st\u00e1v\u00e1 se z n\u00ed nejobl\u00edben\u011bj\u0161\u00ed m\u00edsto pro tr\u00e1ven\u00e9 voln\u00e9ho \u010dasu na zahrad\u011b.K v\u00fdstavb\u011b pergoly je zapot\u0159eb\u00ed cel\u00e1 \u0159ada pom\u016fcek a n\u00e1\u0159ad\u00ed a mezi nimi tak\u00e9 z\u00e1vitn\u00edk M16. Pr\u016fm\u011br z\u00e1vitu 16 mm je ide\u00e1ln\u00ed pro pevnostn\u00ed komponenty stavebn\u00edch konstrukc\u00ed tohoto typu vzhledem k jeho vysok\u00e9 nosnosti i n\u011bkolika stovek kilogram\u016f. Z\u00e1vity se p\u0159i v\u00fdstavb\u011b pergol zhotovuj\u00ed do ocelov\u00fdch nosn\u00edk\u016f a spojek, jimi\u017e je konstrukce zpev\u0148ov\u00e1na a zabezpe\u010dov\u00e1na a z\u00e1rove\u0148 kotvena do zem\u011b a k p\u0159ilehl\u00e9mu objektu. Z\u00e1vitov\u00e9 spoje jsou rozeb\u00edrateln\u00e9, co\u017e se m\u016f\u017ee hodit i p\u0159i v\u00fdm\u011bn\u011b n\u011bkter\u00fdch d\u00edl\u016f, kter\u00e9 mohou \u010dasem podlehnout zk\u00e1ze pov\u011btrnostn\u00edmi vlivy. Z\u00e1vitn\u00edky se pro tyto \u00fa\u010dely dod\u00e1vaj\u00ed v sad\u00e1ch, lze s nimi zhotovit pr\u016fchoz\u00ed i nepr\u016fchoz\u00ed otvory i v n\u00edzkolegovan\u00e9 konstruk\u010dn\u00ed oceli a sady z\u00e1vitn\u00edk\u016f se proto mohou v dom\u00e1cnosti hodit i pro dal\u0161\u00ed stavebn\u00ed pr\u00e1ce \u010di rekonstrukce, nap\u0159\u00edklad p\u0159i v\u00fdstavb\u011b a oprav\u011b z\u00e1bradl\u00ed, n\u00e1bytku, okenic, st\u0159e\u0161n\u00edch krov\u016f, konstrukc\u00ed zahradn\u00edch k\u016flen, alt\u00e1n\u016f, gar\u00e1\u017eov\u00fdch p\u0159\u00edst\u0159e\u0161k\u016f, d\u0159ev\u011bn\u00fdch plot\u016f \u010di samotn\u00fdch gar\u00e1\u017e\u00ed. Z\u00e1vitn\u00edk je velmi spolehliv\u00fd n\u00e1stroj, jeho\u017e \u017eivotnost dosahuje p\u0159i \u0161etrn\u00e9m zach\u00e1zen\u00ed des\u00edtek let. Nejzn\u00e1m\u011bj\u0161\u00ed zna\u010dkou z\u00e1vitn\u00edk\u016f je Narex, s v\u00fdrobn\u00ed tradic\u00ed na na\u0161em \u00fazem\u00ed ji\u017e od druh\u00e9 sv\u011btov\u00e9 v\u00e1lky.                                                                                                                                                                                                                                                                                                                                                                                          4\/5 - (8 votes)        "},{"@context":"https:\/\/schema.org\/","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Z\u00e1vitn\u00edky jako sou\u010d\u00e1sti konstruk\u010dn\u00edch prvk\u016f","item":"https:\/\/www.froeschl.cz\/zavitniky-jako-soucasti-konstrukcnich-prvku\/#breadcrumbitem"}]}]