實驗室煤炭干燥箱的結構與操作方法
2023-06-27 來自: 鶴壁市科達儀(yi)器儀(yi)表有限公(gong)司 瀏覽次數:504
101鼓風干燥箱加(jia)(jia)熱(re)系統由電(dian)加(jia)(jia)熱(re)器(qi)、鼓風機、強循環風道結構和(he)溫(wen)(wen)(wen)(wen)(wen)度(du)控(kong)制儀(yi)表(biao)組(zu)成箱內加(jia)(jia)熱(re)恒溫(wen)(wen)(wen)(wen)(wen)系統由數字式(shi)溫(wen)(wen)(wen)(wen)(wen)度(du)控(kong)制儀(yi)、電(dian)加(jia)(jia)熱(re)器(qi)和(he)低噪音電(dian)機等(deng)組(zu)成;控(kong)溫(wen)(wen)(wen)(wen)(wen)準確(que)、直觀易(yi)讀;工(gong)(gong)作室(shi)溫(wen)(wen)(wen)(wen)(wen)度(du)室(shi)溫(wen)(wen)(wen)(wen)(wen)300℃之間任意恒溫(wen)(wen)(wen)(wen)(wen) ;外殼采(cai)用(yong)冷軋(ya)鋼(gang)板(ban)制成,表(biao)面噴塑(su)處理(li)。工(gong)(gong)作室(shi)采(cai)用(yong)冷軋(ya)鋼(gang)板(ban)制造,工(gong)(gong)作室(shi)上(shang)方設(she)有可調式(shi)換氣閥,保溫(wen)(wen)(wen)(wen)(wen)層采(cai)用(yong)保溫(wen)(wen)(wen)(wen)(wen)棉作填(tian)充隔熱(re),箱門(men)設(she)有雙層鋼(gang)化(hua)玻璃觀察窗,能清晰的觀察到工(gong)(gong)作室(shi)內被加(jia)(jia)熱(re)物品。工(gong)(gong)作室(shi)與箱門(men)間用(yong)耐高溫(wen)(wen)(wen)(wen)(wen)硅橡膠密封。電(dian)源、鼓風、加(jia)(jia)熱(re)(一組(zu)或(huo)二組(zu))等(deng)開關和(he)控(kong)溫(wen)(wen)(wen)(wen)(wen)儀(yi)表(biao)均(jun)集中安裝于箱體前面控(kong)制面板(ban)上(shang),以便于調節和(he)操作。
操作方法:
1、干(gan)燥箱使用的(de)插(cha)頭座,并用比電源線粗一倍之導線接地。使用前檢查本箱的(de)電氣絕緣性能,并注(zhu)意有否斷(duan)路、短路及(ji)漏(lou)電現象。
2、根據需要(yao)設置相(xiang)應溫(wen)。
3、通上電(dian)(dian)源,開啟電(dian)(dian)源開關(guan),綠色指(zhi)示燈明亮,開啟鼓風開關(guan),鼓風電(dian)(dian)動機運(yun)轉。選擇低溫(wen)檔(dang)時,表(biao)示一組電(dian)(dian)熱絲通電(dian)(dian)升溫(wen),如需加高溫(wen),可選擇高溫(wen)檔(dang),使(shi)二組電(dian)(dian)熱絲同(tong)時升溫(wen)。恒溫(wen)時,一般選擇低溫(wen)檔(dang)。
4、試品鋼板Z大平均負荷為15公斤,放置(zhi)切勿過重、過密(mi),要留有空隙,工作底(di)板上(shang)不(bu)能放置(zhi)試品。
5、干燥箱內嚴禁放(fang)入易(yi)燃、易(yi)揮發物品,以免發生。`
6、工作時,箱門(men)不宜經常打開,以免影響溫場。
7、本(ben)設備無超溫(wen)保(bao)護裝置,故(gu)工(gong)作時應有專人(ren)監(jian)測箱內溫(wen)度,一旦控溫(wen)失(shi)靈,應及時斷電檢(jian)查,以免(mian)發生事故(gu)。