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首(shou)頁(ye)>技(ji)術文(wen)章>隔(ge)水(shui)式(shi)恒(heng)溫(wen)培養(yang)箱(xiang)的結(jie)構(gou)特點(dian)和維護(hu)方式(shi)
技(ji)術文(wen)章 Article
隔(ge)水(shui)式(shi)恒(heng)溫(wen)培養(yang)箱(xiang)的結(jie)構(gou)特點(dian)和維護(hu)方式(shi)
點擊(ji)次數(shu):2854 更(geng)新(xin)時(shi)間(jian):2017-12-19
隔水(shui)式(shi)恒(heng)溫(wen)培養(yang)箱(xiang)箱(xiang)體(ti)和外(wai)箱(xiang)門采用(yong)鋼板、表(biao)面(mian)噴塑(su),箱(xiang)門采用(yong)鋼化玻(bo)璃(li)觀察窗,能清(qing)晰(xi)直接觀(guan)察箱(xiang)內(nei)的培養(yang)物(wu)品(pin),工(gong)作室(內膽(dan))采用(yong)不銹鋼(gang)亞(ya)弧(hu)焊(han)接制(zhi)成,可任意改變擱板的高(gao)度(du)。外(wai)門與箱(xiang)體(ti)磁性門封(feng)條(tiao),以(yi)保(bao)證工(gong)作(zuo)室的密(mi)封(feng)性。工作(zuo)室采用(yong)“U”型(xing)水(shui)箱(xiang)隔(ge)水(shui)加(jia)熱(re),箱(xiang)體(ti)左(zuo)上側有壹(yi)加(jia)水(shui)口(kou),左(zuo)下側有壹(yi)放(fang)水(shui)口(kou),左(zuo)背後有(you)壹(yi)溢(yi)水(shui)橡(xiang)皮(pi)管。工作(zuo)室後背裝有(you)壹(yi)只(zhi)低(di)噪聲小型(xing)風(feng)機(ji),保(bao)證箱(xiang)內(nei)溫度均(jun)勻(yun)性。箱(xiang)體(ti)外(wai)殼(ke)和工(gong)作(zuo)室間(jian)填(tian)充超(chao)細(xi)玻(bo)璃(li)棉(mian)隔(ge)熱。控(kong)溫系(xi)統(tong)由(you)傳感器(qi)(Pt100鉑電(dian)阻(zu))、溫(wen)度控(kong)制(zhi)器(qi)、加(jia)熱器等(deng)組(zu)成,當溫(wen)度(du)控(kong)制(zhi)器(qi)接(jie)受傳(chuan)感器(qi)輸出電(dian)阻(zu)信(xin)號(0℃時(shi)為100Ω,0.3Ω/℃)後,在PV屏(ping)顯示工作(zuo)室內測量(liang)實際(ji)溫(wen)度,當(dang)輸入(ru)信(xin)號小於設(she)定(ding)值(zhi)時(shi),功率(lv)管(雙向(xiang)可(ke)控(kong)矽)導(dao)通,使(shi)加熱器獲(huo)得(de)足夠的電(dian)功率(lv)產生(sheng)熱量(liang)。反(fan)之,功(gong)率(lv)管無(wu)電(dian)功率(lv)輸出加熱(re)器不(bu)加(jia)熱。溫度控(kong)制(zhi)器(qi)具有PID調節輸(shu)出特性、電(dian)功率(lv)輸出大小可調(tiao)、測量(liang)溫(wen)度(du)的誤(wu)差校(xiao)正(zheng)、定(ding)時(shi)控(kong)制(zhi)及(ji)改變等(deng)功(gong)能(neng)及(ji)超(chao)溫或(huo)高(gao)、低(di)水(shui)位(wei)有(you)燈光(guang)及(ji)自(zi)動(dong)切(qie)斷(duan)輸(shu)出報警的安(an)全(quan)功能(neng)。
壹(yi)、隔(ge)水(shui)式(shi)恒(heng)溫(wen)培養(yang)箱(xiang)結(jie)構(gou)特點(dian):
1)立(li)式(shi)箱(xiang)體(ti)結(jie)構(gou),內(nei)膽(dan)不(bu)銹(xiu)鋼(gang)制(zhi)造;
2)溫(wen)度(du)采用(yong)數(shu)字(zi)顯示,直觀清(qing)楚(chu),含(han)超(chao)溫報警保護(hu)裝置(zhi);
3)門上設有方(fang)型(xing)觀(guan)察窗。便於(yu)查(zha)看工(gong)作室內的樣(yang)品(pin);
4)溢(yi)流(liu)裝(zhuang)置(zhi),防(fang)止(zhi)水(shui)位(wei)過(guo)高(gao);(內(nei)部還(hai)有(you)水(shui)位(wei)報警裝置(zhi))
5)絕緣性能良(liang)好(hao),加熱(re)安(an)全(quan);
6)保溫(wen)性能強(qiang)。
二(er)、隔(ge)水(shui)式(shi)恒(heng)溫(wen)培養(yang)箱(xiang)維護(hu):
1)日常維護(hu)——保持(chi)機(ji)外(wai)清潔,每月(yue)用(yong)消毒(du)液清洗(xi)機(ji)內(nei),經(jing)常註意(yi)溫(wen)度變(bian)動(dong);
2)定(ding)期檢查(zha),每年(nian)1~2次,主(zhu)要(yao)了解溫(wen)度恒(heng)定(ding)、鋼(gang)制(zhi)內(nei)殼(ke)和擱板銹(xiu)蝕狀況等(deng);
3)水(shui)套(tao)、箱(xiang)門內有便於(yu)觀(guan)察的玻(bo)璃(li)門,玻璃門打開(kai)時(shi),微風(feng)循(xun)環與(yu)加熱自動(dong)停(ting)止(zhi),無(wu)過沖(chong)之弊(bi);
4)微(wei)電(dian)腦PID控(kong)制(zhi)器(qi),箱(xiang)內(nei)溫度超(chao)過設定(ding)值(zhi)或(huo)水(shui)夾套(tao)水(shui)位(wei)過(guo)高(gao)過(guo)低,即(ji)自(zi)動(dong)發(fa)出聲光(guang)報警,低水(shui)位(wei)時(shi)停(ting)止(zhi)加熱;
5)獨立(li)限(xian)溫(wen)報警系統(tong),超(chao)過限制(zhi)溫(wen)度(du)即自動中(zhong)斷(duan),保(bao)證實驗安(an)全(quan)運(yun)行(xing)不(bu)發(fa)生(sheng)意(yi)外(wai);(選配)
6)不銹鋼工作室,隔水(shui)式(shi)加(jia)熱方式(shi),溫度(du)均(jun)勻(yun),且(qie)斷電(dian)後仍(reng)能保(bao)持(chi)較(jiao)長(chang)時(shi)間(jian)恒(heng)溫(wen)。
上壹(yi)篇(pian):臺(tai)式鼓風幹燥箱(xiang)加(jia)裝風量(liang)調(tiao)節器(qi)作(zuo)用(yong)多(duo)
下(xia)壹(yi)篇(pian):高(gao)壓滅菌(jun)器的使(shi)用(yong)步驟(zhou)
