一、真空泵有哪幾種
真(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)是指利(li)用機械、物理(li)、化(hua)學(xue)或(huo)(huo)物理(li)化(hua)學(xue)的(de)(de)(de)方法對(dui)被(bei)抽(chou)容(rong)器(qi)(qi)進行(xing)抽(chou)氣(qi)而獲(huo)得真(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)的(de)(de)(de)器(qi)(qi)件或(huo)(huo)設備,廣泛應(ying)用于各大行(xing)業,不同(tong)行(xing)業對(dui)真(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)的(de)(de)(de)要求不同(tong),因此(ci)有(you)(you)(you)了許多類(lei)型的(de)(de)(de)真(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng):1、按(an)工作(zuo)原理(li)分(fen)類(lei):(1)氣(qi)體(ti)輸(shu)送泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng):氣(qi)體(ti)輸(shu)送型的(de)(de)(de)真(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)又(you)可分(fen)為變(bian)容(rong)真(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)和(he)動(dong)量傳輸(shu)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng),其(qi)中變(bian)容(rong)真(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)有(you)(you)(you)往復(fu)式(shi)(shi)、旋片式(shi)(shi)等(deng)(deng)多種(zhong),動(dong)量傳輸(shu)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)有(you)(you)(you)分(fen)子真(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)、噴(pen)(pen)射真(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)、擴散(san)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)、擴散(san)噴(pen)(pen)射泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)、離子輸(shu)運泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)等(deng)(deng)多種(zhong)。(2)氣(qi)體(ti)捕集泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng):包(bao)括吸附(fu)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)、吸氣(qi)劑(ji)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)、吸氣(qi)劑(ji)離子泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)、低溫泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)等(deng)(deng)。2、按(an)真(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)度(du)(du)分(fen)類(lei):主要可分(fen)為粗真(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)度(du)(du)真(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)、高真(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)度(du)(du)真(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)和(he)超(chao)高真(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)度(du)(du)真(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)三種(zhong),其(qi)中高真(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)度(du)(du)真(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)又(you)有(you)(you)(you)滑閥式(shi)(shi)真(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)、旋片式(shi)(shi)真(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)、羅(luo)茨真(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)三種(zhong)。3、按(an)真(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)結構(gou)分(fen)類(lei):(1)機械式(shi)(shi):這類(lei)真(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)類(lei)似于壓縮(suo)機,屬(shu)(shu)(shu)于容(rong)積型的(de)(de)(de)有(you)(you)(you)往復(fu)式(shi)(shi)與回(hui)轉(zhuan)式(shi)(shi)結構(gou),還有(you)(you)(you)屬(shu)(shu)(shu)于動(dong)力式(shi)(shi)的(de)(de)(de)渦輪分(fen)子泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng),它們都(dou)屬(shu)(shu)(shu)于抽(chou)除式(shi)(shi)真(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)。(2)噴(pen)(pen)射式(shi)(shi):有(you)(you)(you)噴(pen)(pen)射泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)與擴散(san)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)兩種(zhong)形式(shi)(shi),還有(you)(you)(you)將(jiang)二者(zhe)組合在一起(qi)的(de)(de)(de)增(zeng)壓泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng),也都(dou)屬(shu)(shu)(shu)于抽(chou)除式(shi)(shi)真(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)。(3)吸著式(shi)(shi):依靠物理(li)或(huo)(huo)化(hua)學(xue)方法使氣(qi)體(ti)分(fen)子吸在泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)壁表面,屬(shu)(shu)(shu)于捕集式(shi)(shi)真(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)。
二、真空泵是干什么用的
真空泵的作用就是從真空室中抽除氣體分子,降低真空室內的氣體壓力,使之達到要求的真空度,在諸多行業都有應用,比如:1、石油化工、能源以及冶金制造業行業中,使用真空泵可以抽取酸性氣體、抽取易燃的爆炸性氣體,還可以用于蒸發、精餾、過濾、真空干燥等領域。2、在食品加工業領域,真空泵用于升華、干燥、脫水等,循環水真空泵還可以往袋子里充氣、添加食物、通過抽真空的方式打開其包裝、輸送包裝材料以及產品等。3、小型真空泵在日常生活的應用也十分廣泛,包括水族館、腳盆和咖啡機。除此之外,小型真空泵在氣體或者液體的分析設備中也有廣泛的應用,比如PM2.5空氣質量檢測,3D打印機,以及醫療設備和醫療保健等。4、真空泵也可以用于汽車制造業,使用負壓力形式,從而增加其推動力。真空泵使用行業廣泛,如果您需要購買真空泵,可以先來了解一下真空泵十大品牌。
三、真空泵的工作原理
真(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)的(de)(de)種類眾多,不(bu)同(tong)類型(xing)的(de)(de)真(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)原(yuan)理(li)方面(mian)也有所不(bu)同(tong):1、液(ye)(ye)環真(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)原(yuan)理(li):利用(yong)葉(xie)(xie)輪(lun)運(yun)轉,使(shi)泵(beng)(beng)體內(nei)(nei)(nei)的(de)(de)液(ye)(ye)體向(xiang)圓周方向(xiang)甩開,在(zai)液(ye)(ye)環內(nei)(nei)(nei)表面(mian)與葉(xie)(xie)輪(lun)輪(lun)縠之(zhi)間(jian)形成(cheng)一個(ge)(ge)月(yue)牙形空(kong)(kong)(kong)(kong)間(jian),循(xun)環過(guo)程中,通過(guo)葉(xie)(xie)片(pian)(pian)與輪(lun)縠、液(ye)(ye)環內(nei)(nei)(nei)表面(mian)包圍成(cheng)的(de)(de)“氣(qi)(qi)(qi)(qi)腔(qiang)”的(de)(de)大小(xiao)變化(hua),對系統進(jin)行(xing)氣(qi)(qi)(qi)(qi)體抽(chou)吸(xi)(xi),形成(cheng)真(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)。2、低溫(wen)(wen)真(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)的(de)(de)原(yuan)理(li):依靠(kao)冷(leng)(leng)源提供的(de)(de)冷(leng)(leng)量(liang)使(shi)表面(mian)氣(qi)(qi)(qi)(qi)體被冷(leng)(leng)到低溫(wen)(wen)冷(leng)(leng)凝時壓力下(xia)降,不(bu)冷(leng)(leng)凝氣(qi)(qi)(qi)(qi)體在(zai)低溫(wen)(wen)下(xia)被固(gu)體吸(xi)(xi)附劑(ji)吸(xi)(xi)附,從(cong)而(er)達到排(pai)氣(qi)(qi)(qi)(qi)的(de)(de)效果(guo),獲(huo)得潔(jie)凈真(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)。3、活塞(sai)真(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)工(gong)作(zuo)原(yuan)理(li):活塞(sai)真(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)由氣(qi)(qi)(qi)(qi)缸、活塞(sai)、曲(qu)柄連桿(gan)機構、排(pai)氣(qi)(qi)(qi)(qi)閥和吸(xi)(xi)氣(qi)(qi)(qi)(qi)閥等部(bu)件組成(cheng),工(gong)作(zuo)時,氣(qi)(qi)(qi)(qi)缸內(nei)(nei)(nei)的(de)(de)活塞(sai)在(zai)曲(qu)柄連桿(gan)機構的(de)(de)作(zuo)用(yong)下(xia)做往復(fu)運(yun)動,氣(qi)(qi)(qi)(qi)缸內(nei)(nei)(nei)的(de)(de)氣(qi)(qi)(qi)(qi)體隨(sui)著活塞(sai)運(yun)動排(pai)到大氣(qi)(qi)(qi)(qi)中,從(cong)而(er)抽(chou)真(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)。4、旋(xuan)片(pian)(pian)式真(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)原(yuan)理(li):利用(yong)轉子(zi)旋(xuan)轉,旋(xuan)片(pian)(pian)在(zai)轉子(zi)槽中隨(sui)離心力和定(ding)子(zi)內(nei)(nei)(nei)表面(mian)形狀(zhuang)出(chu)進(jin)產(chan)生(sheng)容積變化(hua),從(cong)而(er)排(pai)出(chu)氣(qi)(qi)(qi)(qi)體抽(chou)真(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)。5、螺(luo)桿(gan)真(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)的(de)(de)工(gong)作(zuo)原(yuan)理(li):把兩(liang)個(ge)(ge)經過(guo)嚴格(ge)動平(ping)衡校正、用(yong)軸承做支撐(cheng)的(de)(de)螺(luo)桿(gan),安(an)裝在(zai)泵(beng)(beng)腔(qiang)內(nei)(nei)(nei),并在(zai)兩(liang)個(ge)(ge)螺(luo)桿(gan)之(zhi)間(jian)留下(xia)合(he)理(li)的(de)(de)空(kong)(kong)(kong)(kong)隙(xi),設備運(yun)轉時,兩(liang)個(ge)(ge)轉子(zi)在(zai)泵(beng)(beng)腔(qiang)內(nei)(nei)(nei)作(zuo)同(tong)步高速反向(xiang)旋(xuan)轉,由此來產(chan)生(sheng)吸(xi)(xi)氣(qi)(qi)(qi)(qi)和排(pai)氣(qi)(qi)(qi)(qi)。