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了解節能真空干燥箱的漏氣問(wèn)題

更新時(shí)間:2015-07-14      點(diǎn)擊次數:349
   節能真空干燥箱在使用過(guò)程中,比較常見(jiàn)的問(wèn)題是漏氣問(wèn)題,漏氣問(wèn)題也是zui難排查的。小編根據經(jīng)驗,總結了排查節能真空干燥箱漏氣的方法。

  zui難排查的就是漏氣,把箱內裝滿(mǎn)水,把門(mén)關(guān)掉并抽真空,然后翻轉箱體如果某個(gè)位置有氣泡就是漏氣點(diǎn),解決辦法之一用氬弧焊焊一下。

  還有就是在節能真空干燥箱打入氮氣在有問(wèn)題的地方放下泡沫,倘若泡沫連續脹大就說(shuō)明此處漏氣。

  準備一桶洗衣粉水和適當容量的注射器,拿注射器對認為可能漏的地方注射洗衣粉水,仔細觀(guān)察注射地方是否有冒泡,有冒泡點(diǎn)證明該處為漏點(diǎn)。

  節能真空干燥箱箱門(mén)密封有點(diǎn)不緊箱內負壓達到一定程度也是沒(méi)問(wèn)題的。首先進(jìn)行抽一次真空,看看負壓表能不能達到1個(gè)標準大氣壓,在抽氣過(guò)程如果變化緩慢,試著(zhù)將門(mén)關(guān)緊看能不能抽到真空狀態(tài),如果可以抽真空,把門(mén)口手把旋緊幾圈就可以了。推著(zhù)門(mén)還不行的話(huà)。內膽上固定加熱塊的螺絲松動(dòng),把后擋板拆卸下來(lái)(拆卸過(guò)程中請帶好口罩和手套),然后找到加熱原件后把固定加熱塊的固定螺絲重新緊一下。

  節能真空干燥箱因其節能,效率高,對樣品有很好的保護而越來(lái)越被廣大客戶(hù)喜歡,所以了解節能真空干燥箱的漏氣問(wèn)題十分必要。

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