{"id":63401,"date":"2022-06-18T00:40:54","date_gmt":"2022-06-18T05:40:54","guid":{"rendered":"https:\/\/www.bjultrasonic.com\/cleaning-coins-with-an-ultrasonic-cleaner\/"},"modified":"2025-01-27T06:02:27","modified_gmt":"2025-01-27T11:02:27","slug":"cleaning-coins-with-an-ultrasonic-cleaner","status":"publish","type":"post","link":"https:\/\/www.bjultrasonic.com\/cs\/cleaning-coins-with-an-ultrasonic-cleaner\/","title":{"rendered":"Ultrazvukov\u00e1 \u010disti\u010dka minc\u00ed: Rady a postupy"},"content":{"rendered":"<p>\u010ci\u0161t\u011bn\u00ed minc\u00ed ultrazvukov\u00fdm \u010disti\u010dem se stalo v posledn\u00edch letech st\u00e1le popul\u00e1rn\u011bj\u0161\u00ed metodou pro sb\u011bratele a numismatiky. Nab\u00edz\u00ed efektivn\u00ed a \u0161etrn\u00fd zp\u016fsob, jak odstranit ne\u010distoty a patinu z cenn\u00fdch minc\u00ed bez rizika jejich po\u0161kozen\u00ed, pokud je proces spr\u00e1vn\u011b proveden.  Je v\u0161ak d\u016fle\u017eit\u00e9 pochopit principy a techniky, aby se dos\u00e1hlo optim\u00e1ln\u00edch v\u00fdsledk\u016f a p\u0159ede\u0161lo se p\u0159\u00edpadn\u00fdm probl\u00e9m\u016fm.<\/p>\n<h3>Jak funguje ultrazvukov\u00e9 \u010di\u0161t\u011bn\u00ed minc\u00ed?<\/h3>\n<p>Ultrazvukov\u00e9 \u010disti\u010de vyu\u017e\u00edvaj\u00ed vysokofrekven\u010dn\u00ed zvukov\u00e9 vlny k vytvo\u0159en\u00ed kavitac\u00ed v \u010distic\u00ed tekutin\u011b.  Tyto kavitace, mal\u00e9 bublinky, imploduj\u00ed a vytv\u00e1\u0159ej\u00ed mikroskopick\u00e9 proudy, kter\u00e9 pronikaj\u00ed i do t\u011bch nejmen\u0161\u00edch \u0161t\u011brbin a por\u016f minc\u00ed.  T\u00edm se uvol\u0148uj\u00ed ne\u010distoty, jako je \u0161p\u00edna, mastnota, oxidy a dal\u0161\u00ed usazeniny, kter\u00e9 se n\u00e1sledn\u011b snadno odstran\u00ed.  Intenzita a frekvence ultrazvukov\u00fdch vln se li\u0161\u00ed podle modelu \u010disti\u010de; nap\u0159\u00edklad za\u0159\u00edzen\u00ed od spole\u010dnosti Beijing Ultrasonic nab\u00edzej\u00ed \u0161irokou \u0161k\u00e1lu nastaven\u00ed pro jemn\u00e9 i intenzivn\u00ed \u010di\u0161t\u011bn\u00ed.<\/p>\n<h3>V\u00fdb\u011br spr\u00e1vn\u00e9 \u010distic\u00ed kapaliny<\/h3>\n<p>Volba \u010distic\u00ed kapaliny je kritick\u00e1 pro \u00fasp\u011b\u0161n\u00e9 a bezpe\u010dn\u00e9 \u010di\u0161t\u011bn\u00ed minc\u00ed.  Nespr\u00e1vn\u00e1 kapalina m\u016f\u017ee po\u0161kodit povrch minc\u00ed, zp\u016fsobit korozi nebo odstranit d\u016fle\u017eit\u00e9 detaily.  Destilovan\u00e1 voda je \u010dasto pou\u017e\u00edv\u00e1na jako z\u00e1klad, do kter\u00e9 se mohou p\u0159id\u00e1vat speci\u00e1ln\u00ed \u010distic\u00ed p\u0159\u00edpravky.  Koncentrace t\u011bchto p\u0159\u00edpravk\u016f by m\u011bla b\u00fdt v\u017edy n\u00edzk\u00e1 a v souladu s pokyny v\u00fdrobce.  Je d\u016fle\u017eit\u00e9 testovat \u010dist\u00edc\u00ed roztok na nev\u00fdznamn\u00e9 minci p\u0159ed \u010di\u0161t\u011bn\u00edm vz\u00e1cn\u00fdch exempl\u00e1\u0159\u016f.<\/p>\n<table class=\"table table-striped table-bordered\">\n<thead>\n<tr>\n<th>\u010cistic\u00ed kapalina<\/th>\n<th>V\u00fdhody<\/th>\n<th>Nev\u00fdhody<\/th>\n<th>Vhodn\u00e1 pro<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Destilovan\u00e1 voda<\/td>\n<td>Bezpe\u010dn\u00e1, levn\u00e1<\/td>\n<td>Ne v\u017edy \u00fa\u010dinn\u00e1 sama o sob\u011b<\/td>\n<td>Mince s lehk\u00fdm zne\u010di\u0161t\u011bn\u00edm<\/td>\n<\/tr>\n<tr>\n<td>Destilovan\u00e1 voda s neutr\u00e1ln\u00edm m\u00fddlem<\/td>\n<td>Efektivn\u011bj\u0161\u00ed ne\u017e \u010dist\u00e1 voda<\/td>\n<td>M\u016f\u017ee zanechat zbytky<\/td>\n<td>Mince s m\u00edrnou vrstvou ne\u010distot<\/td>\n<\/tr>\n<tr>\n<td>Speci\u00e1ln\u00ed \u010distic\u00ed roztoky pro mince<\/td>\n<td>Vysok\u00e1 \u00fa\u010dinnost, \u0161etrn\u00e9 k materi\u00e1l\u016fm<\/td>\n<td>Drah\u00e9<\/td>\n<td>Cenn\u00e9 mince s t\u011b\u017ek\u00fdm zne\u010di\u0161t\u011bn\u00edm<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>D\u00e9lka a intenzita \u010di\u0161t\u011bn\u00ed<\/h3>\n<p>D\u00e9lka a intenzita ultrazvukov\u00e9ho \u010di\u0161t\u011bn\u00ed z\u00e1vis\u00ed na stupni zne\u010di\u0161t\u011bn\u00ed minc\u00ed a typu pou\u017eit\u00e9 \u010distic\u00ed kapaliny.  Kr\u00e1tk\u00fd cyklus (nap\u0159. 5 minut) s n\u00edzkou intenzitou je vhodn\u00fd pro jemn\u00e9 \u010di\u0161t\u011bn\u00ed, zat\u00edmco del\u0161\u00ed cyklus (a\u017e 30 minut) s vy\u0161\u0161\u00ed intenzitou je vhodn\u00fd pro siln\u011b zne\u010di\u0161t\u011bn\u00e9 mince.  V\u017edy je v\u0161ak lep\u0161\u00ed za\u010d\u00edt s krat\u0161\u00edm cyklem a postupn\u011b dobu prodlu\u017eovat, ne\u017e riskovat po\u0161kozen\u00ed minc\u00ed.  P\u0159esto\u017ee za\u0159\u00edzen\u00ed Beijing Ultrasonic nab\u00edzej\u00ed p\u0159esn\u00e9 ovl\u00e1d\u00e1n\u00ed, je nutn\u00e9 postupovat opatrn\u011b.<\/p>\n<h3>Bezpe\u010dnostn\u00ed opat\u0159en\u00ed<\/h3>\n<p>P\u0159ed \u010di\u0161t\u011bn\u00edm minc\u00ed je d\u016fle\u017eit\u00e9 je pe\u010dliv\u011b prohl\u00e9dnout a zhodnotit jejich stav.  Po\u0161kozen\u00e9 nebo koroz\u00ed naru\u0161en\u00e9 mince by nem\u011bly b\u00fdt \u010di\u0161t\u011bny ultrazvukem.  Po ukon\u010den\u00ed procesu \u010di\u0161t\u011bn\u00ed je nutn\u00e9 mince d\u016fkladn\u011b opl\u00e1chnout destilovanou vodou a jemn\u011b osu\u0161it m\u011bkk\u00fdm had\u0159\u00edkem.  Nikdy nepou\u017e\u00edvejte abrazivn\u00ed materi\u00e1ly, kter\u00e9 by mohly povrch minc\u00ed po\u0161kodit.<\/p>\n<p>Z\u00e1v\u011brem lze \u0159\u00edci, \u017ee ultrazvukov\u00e9 \u010di\u0161t\u011bn\u00ed nab\u00edz\u00ed efektivn\u00ed a \u0161etrnou metodu \u010di\u0161t\u011bn\u00ed minc\u00ed, ale vy\u017eaduje pe\u010dliv\u00fd p\u0159\u00edstup a znalost spr\u00e1vn\u00e9 techniky.  Spr\u00e1vn\u00fd v\u00fdb\u011br \u010distic\u00ed kapaliny, nastaven\u00ed intenzity a doby \u010di\u0161t\u011bn\u00ed a dodr\u017eov\u00e1n\u00ed bezpe\u010dnostn\u00edch opat\u0159en\u00ed jsou kl\u00ed\u010dov\u00e9 pro dosa\u017een\u00ed optim\u00e1ln\u00edch v\u00fdsledk\u016f a ochranu cenn\u00fdch minc\u00ed p\u0159ed po\u0161kozen\u00edm.  Pou\u017e\u00edv\u00e1n\u00ed ultrazvukov\u00e9ho \u010disti\u010de, jako je nap\u0159\u00edklad model od Beijing Ultrasonic, s jeho \u0161irokou \u0161k\u00e1lou nastaven\u00ed, umo\u017e\u0148uje precizn\u00ed kontrolu nad procesem a optimalizaci pro r\u016fzn\u00e9 typy minc\u00ed a stupn\u011b zne\u010di\u0161t\u011bn\u00ed.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u010ci\u0161t\u011bn\u00ed minc\u00ed ultrazvukov\u00fdm \u010disti\u010dem se stalo v posledn\u00edch letech st\u00e1le popul\u00e1rn\u011bj\u0161\u00ed metodou pro sb\u011bratele a numismatiky. Nab\u00edz\u00ed efektivn\u00ed a \u0161etrn\u00fd zp\u016fsob, jak odstranit ne\u010distoty a patinu z cenn\u00fdch minc\u00ed bez rizika jejich po\u0161kozen\u00ed, pokud je proces spr\u00e1vn\u011b proveden. Je v\u0161ak d\u016fle\u017eit\u00e9 pochopit principy a techniky, aby se dos\u00e1hlo optim\u00e1ln\u00edch v\u00fdsledk\u016f a p\u0159ede\u0161lo se p\u0159\u00edpadn\u00fdm probl\u00e9m\u016fm.<\/p>\n","protected":false},"author":1,"featured_media":18789,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6415],"tags":[],"class_list":["post-63401","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","prodpage-classic"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/posts\/63401","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/comments?post=63401"}],"version-history":[{"count":0,"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/posts\/63401\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/media\/18789"}],"wp:attachment":[{"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/media?parent=63401"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/categories?post=63401"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/tags?post=63401"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}