大氣泵由噴嘴、混合室和擴壓器組成，並用管道與水環真空泵的進氣口連結，如圖1所示。
它的工作原理是:xiankaidongshuihuanzhenkongbeng，yihuodedaqibengsuoxudeyuzhenkongdu，yejiushishipenzuidejinqikouyupaiqikouzhijianyouyalicha，daqibiantongguopenzuiliurenbengnei。dangyalichaweidaqiyalizhibanshi，gongzuojiezhi(空氣)jingguopenzuideshousuoduanshidedaojiasu。zaijingguohoubushijidadaoyinsu，jixujingguopenzuidekuozhangduanshidedaojinyibujiasu，zuihouyichaoyinsushexiangkuoyaqi。cigaosuyundongdeqiliuxiedaibeichengchouti，zaochenghunheshineiyoujiaogaodezhenkongdu，yizhijiangbeichourongqizhongdeqitixiren。liangguqiliuzaihunheguochengzhong，youyudongliangjiaohuansuochanshengdesunshi，tebieshijingguokuoyaqishousuoshi，youyuyixiliejibosuozaochengdejibosunshi，shidehunheqiliudesuduzhujianjianman，dangjinrukuoyaqidehoubushi，sudujiangdaoyinsuyixia，qihoujingguokuoyaqidekuozhangduanershisudujinyibujiangdi，yaqiangbuduanzenggao，zuihoudadaodaqibengdepaiqiyaqiangjishuihuanzhenkongbengdexiruyaqiangshi，youshuihuanzhenkongbengbaqitixiru，ranhoupaizhidaqizhong。
當(dang)要(yao)求(qiu)真(zhen)空(kong)度(du)更(geng)高(gao)時(shi)，需(xu)將(jiang)幾(ji)個(ge)大(da)氣(qi)泵(beng)串(chuan)聯(lian)，形(xing)成(cheng)多(duo)級(ji)大(da)氣(qi)泵(beng)，其(qi)後(hou)一(yi)級(ji)的(de)大(da)氣(qi)泵(beng)將(jiang)前(qian)一(yi)級(ji)大(da)氣(qi)泵(beng)排(pai)出(chu)的(de)混(hun)合(he)氣(qi)體(ti)抽(chou)走(zou)，最(zui)後(hou)由(you)水(shui)環(huan)真(zhen)空(kong)泵(beng)排(pai)至(zhi)大(da)氣(qi)中(zhong)。其(qi)工(gong)作(zuo)原(yuan)理(li)與(yu)一(yi)級(ji)大(da)氣(qi)泵(beng)基(ji)本(ben)相(xiang)同(tong)。
大氣水環真空泵zhuyaotedianshinengdedaojiaogaodezhenkongdu，shidaqibengdejutijishuerding。daqibengjishuyueduo，zhenkongduyuegao。danshi，suizhedaqibengdejishuzengduo，shijichouqinengliyaojiangdi，jichouqiliangxiajiang。yinci，yaogenjushiyongyaoqiu，shidangdixuanzedaqibengdejishu。
