一、真空泵有哪幾種
真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)是(shi)指利用機械、物(wu)理(li)、化(hua)(hua)學或物(wu)理(li)化(hua)(hua)學的(de)(de)(de)(de)(de)方(fang)法對被(bei)抽(chou)容(rong)(rong)器(qi)進行(xing)抽(chou)氣(qi)(qi)(qi)(qi)(qi)而獲得真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)的(de)(de)(de)(de)(de)器(qi)件(jian)或設備,廣泛應用于(yu)(yu)各大行(xing)業(ye),不同(tong)行(xing)業(ye)對真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)的(de)(de)(de)(de)(de)要求不同(tong),因(yin)此有(you)(you)了許多(duo)類型(xing)的(de)(de)(de)(de)(de)真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng):1、按(an)工作原理(li)分類:(1)氣(qi)(qi)(qi)(qi)(qi)體(ti)(ti)輸(shu)送泵(beng)(beng)(beng)(beng)(beng):氣(qi)(qi)(qi)(qi)(qi)體(ti)(ti)輸(shu)送型(xing)的(de)(de)(de)(de)(de)真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)又(you)可(ke)分為變容(rong)(rong)真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)和(he)動量(liang)傳輸(shu)泵(beng)(beng)(beng)(beng)(beng),其中變容(rong)(rong)真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)有(you)(you)往復(fu)式(shi)(shi)、旋(xuan)片式(shi)(shi)等(deng)多(duo)種(zhong)(zhong)(zhong),動量(liang)傳輸(shu)泵(beng)(beng)(beng)(beng)(beng)有(you)(you)分子(zi)真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)、噴(pen)(pen)射(she)真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)、擴散(san)泵(beng)(beng)(beng)(beng)(beng)、擴散(san)噴(pen)(pen)射(she)泵(beng)(beng)(beng)(beng)(beng)、離(li)(li)子(zi)輸(shu)運泵(beng)(beng)(beng)(beng)(beng)等(deng)多(duo)種(zhong)(zhong)(zhong)。(2)氣(qi)(qi)(qi)(qi)(qi)體(ti)(ti)捕集泵(beng)(beng)(beng)(beng)(beng):包(bao)括吸附泵(beng)(beng)(beng)(beng)(beng)、吸氣(qi)(qi)(qi)(qi)(qi)劑泵(beng)(beng)(beng)(beng)(beng)、吸氣(qi)(qi)(qi)(qi)(qi)劑離(li)(li)子(zi)泵(beng)(beng)(beng)(beng)(beng)、低(di)溫泵(beng)(beng)(beng)(beng)(beng)等(deng)。2、按(an)真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)度分類:主(zhu)要可(ke)分為粗真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)度真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)、高真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)度真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)和(he)超高真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)度真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)三種(zhong)(zhong)(zhong),其中高真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)度真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)又(you)有(you)(you)滑閥(fa)式(shi)(shi)真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)、旋(xuan)片式(shi)(shi)真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)、羅茨(ci)真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)三種(zhong)(zhong)(zhong)。3、按(an)真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)結構分類:(1)機械式(shi)(shi):這類真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)類似于(yu)(yu)壓(ya)縮機,屬(shu)(shu)于(yu)(yu)容(rong)(rong)積型(xing)的(de)(de)(de)(de)(de)有(you)(you)往復(fu)式(shi)(shi)與回轉式(shi)(shi)結構,還有(you)(you)屬(shu)(shu)于(yu)(yu)動力(li)式(shi)(shi)的(de)(de)(de)(de)(de)渦(wo)輪分子(zi)泵(beng)(beng)(beng)(beng)(beng),它們都(dou)屬(shu)(shu)于(yu)(yu)抽(chou)除(chu)式(shi)(shi)真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)。(2)噴(pen)(pen)射(she)式(shi)(shi):有(you)(you)噴(pen)(pen)射(she)泵(beng)(beng)(beng)(beng)(beng)與擴散(san)泵(beng)(beng)(beng)(beng)(beng)兩(liang)種(zhong)(zhong)(zhong)形式(shi)(shi),還有(you)(you)將二者(zhe)組合在一起的(de)(de)(de)(de)(de)增(zeng)壓(ya)泵(beng)(beng)(beng)(beng)(beng),也都(dou)屬(shu)(shu)于(yu)(yu)抽(chou)除(chu)式(shi)(shi)真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)(beng)(beng)。(3)吸著(zhu)式(shi)(shi):依靠物(wu)理(li)或化(hua)(hua)學方(fang)法使(shi)氣(qi)(qi)(qi)(qi)(qi)體(ti)(ti)分子(zi)吸在泵(beng)(beng)(beng)(beng)(beng)壁(bi)表面,屬(shu)(shu)于(yu)(yu)捕集式(shi)(shi)真(zhen)(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)泵(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)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)的(de)(de)(de)(de)種類眾多,不同類型的(de)(de)(de)(de)真(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)原(yuan)理方(fang)面也(ye)有所不同:1、液環(huan)(huan)真(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)原(yuan)理:利用(yong)(yong)葉(xie)輪運轉(zhuan),使泵(beng)(beng)(beng)體(ti)(ti)(ti)內(nei)(nei)(nei)的(de)(de)(de)(de)液體(ti)(ti)(ti)向圓周方(fang)向甩開,在(zai)液環(huan)(huan)內(nei)(nei)(nei)表(biao)面與葉(xie)輪輪縠之(zhi)間(jian)形成(cheng)一個月牙(ya)形空(kong)(kong)(kong)(kong)間(jian),循環(huan)(huan)過程(cheng)中,通過葉(xie)片(pian)與輪縠、液環(huan)(huan)內(nei)(nei)(nei)表(biao)面包圍成(cheng)的(de)(de)(de)(de)“氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)腔”的(de)(de)(de)(de)大小變化,對系統(tong)進行氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)體(ti)(ti)(ti)抽吸(xi),形成(cheng)真(zhen)空(kong)(kong)(kong)(kong)。2、低溫(wen)真(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)的(de)(de)(de)(de)原(yuan)理:依靠冷源提供的(de)(de)(de)(de)冷量使表(biao)面氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)體(ti)(ti)(ti)被冷到(dao)低溫(wen)冷凝時(shi)(shi)壓力下(xia)降,不冷凝氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)體(ti)(ti)(ti)在(zai)低溫(wen)下(xia)被固體(ti)(ti)(ti)吸(xi)附劑(ji)吸(xi)附,從(cong)(cong)而達到(dao)排氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)的(de)(de)(de)(de)效果(guo),獲得潔凈真(zhen)空(kong)(kong)(kong)(kong)。3、活(huo)(huo)塞(sai)真(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)工(gong)(gong)作(zuo)原(yuan)理:活(huo)(huo)塞(sai)真(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)由氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)缸、活(huo)(huo)塞(sai)、曲柄連桿(gan)(gan)機(ji)構、排氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)閥和(he)吸(xi)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)閥等部件(jian)組成(cheng),工(gong)(gong)作(zuo)時(shi)(shi),氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)缸內(nei)(nei)(nei)的(de)(de)(de)(de)活(huo)(huo)塞(sai)在(zai)曲柄連桿(gan)(gan)機(ji)構的(de)(de)(de)(de)作(zuo)用(yong)(yong)下(xia)做往復(fu)運動(dong),氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)缸內(nei)(nei)(nei)的(de)(de)(de)(de)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)體(ti)(ti)(ti)隨著(zhu)活(huo)(huo)塞(sai)運動(dong)排到(dao)大氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)中,從(cong)(cong)而抽真(zhen)空(kong)(kong)(kong)(kong)。4、旋(xuan)(xuan)片(pian)式真(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)原(yuan)理:利用(yong)(yong)轉(zhuan)子旋(xuan)(xuan)轉(zhuan),旋(xuan)(xuan)片(pian)在(zai)轉(zhuan)子槽中隨離(li)心力和(he)定子內(nei)(nei)(nei)表(biao)面形狀(zhuang)出進產生容積變化,從(cong)(cong)而排出氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)體(ti)(ti)(ti)抽真(zhen)空(kong)(kong)(kong)(kong)。5、螺(luo)桿(gan)(gan)真(zhen)空(kong)(kong)(kong)(kong)泵(beng)(beng)(beng)的(de)(de)(de)(de)工(gong)(gong)作(zuo)原(yuan)理:把(ba)兩(liang)個經過嚴格動(dong)平衡校(xiao)正、用(yong)(yong)軸(zhou)承做支撐(cheng)的(de)(de)(de)(de)螺(luo)桿(gan)(gan),安裝(zhuang)在(zai)泵(beng)(beng)(beng)腔內(nei)(nei)(nei),并在(zai)兩(liang)個螺(luo)桿(gan)(gan)之(zhi)間(jian)留下(xia)合理的(de)(de)(de)(de)空(kong)(kong)(kong)(kong)隙,設(she)備運轉(zhuan)時(shi)(shi),兩(liang)個轉(zhuan)子在(zai)泵(beng)(beng)(beng)腔內(nei)(nei)(nei)作(zuo)同步高速反向旋(xuan)(xuan)轉(zhuan),由此來產生吸(xi)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)和(he)排氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)。