離(li)(li)(li)心(xin)(xin)(xin)(xin)(xin)(xin)(xin)泵(beng)(beng)(beng)(beng)的(de)(de)(de)(de)(de)工作(zuo)原(yuan)理(li)是：離(li)(li)(li)心(xin)(xin)(xin)(xin)(xin)(xin)(xin)泵(beng)(beng)(beng)(beng)所(suo)(suo)以能(neng)(neng)把水(shui)(shui)(shui)送出(chu)去是由(you)(you)于(yu)離(li)(li)(li)心(xin)(xin)(xin)(xin)(xin)(xin)(xin)力(li)(li)(li)(li)(li)的(de)(de)(de)(de)(de)作(zuo)用(yong)。水(shui)(shui)(shui)泵(beng)(beng)(beng)(beng)在工作(zuo)前，泵(beng)(beng)(beng)(beng)體(ti)(ti)(ti)和進(jin)水(shui)(shui)(shui)管(guan)(guan)須罐滿水(shui)(shui)(shui)行成(cheng)真空狀(zhuang)態(tai)，當葉(xie)(xie)(xie)(xie)(xie)輪(lun)(lun)(lun)(lun)(lun)(lun)快速轉(zhuan)(zhuan)(zhuan)動(dong)(dong)(dong)時，葉(xie)(xie)(xie)(xie)(xie)片促使水(shui)(shui)(shui)很快旋轉(zhuan)(zhuan)(zhuan)，旋轉(zhuan)(zhuan)(zhuan)著的(de)(de)(de)(de)(de)水(shui)(shui)(shui)在離(li)(li)(li)心(xin)(xin)(xin)(xin)(xin)(xin)(xin)力(li)(li)(li)(li)(li)的(de)(de)(de)(de)(de)作(zuo)用(yong)下(xia)從葉(xie)(xie)(xie)(xie)(xie)輪(lun)(lun)(lun)(lun)(lun)(lun)中(zhong)(zhong)(zhong)(zhong)飛去，泵(beng)(beng)(beng)(beng)內的(de)(de)(de)(de)(de)水(shui)(shui)(shui)被拋出(chu)后，葉(xie)(xie)(xie)(xie)(xie)輪(lun)(lun)(lun)(lun)(lun)(lun)的(de)(de)(de)(de)(de)中(zhong)(zhong)(zhong)(zhong)心(xin)(xin)(xin)(xin)(xin)(xin)(xin)部分形(xing)成(cheng)真空區域。水(shui)(shui)(shui)原(yuan)的(de)(de)(de)(de)(de)水(shui)(shui)(shui)在大(da)氣壓(ya)(ya)(ya)(ya)(ya)力(li)(li)(li)(li)(li)（或水(shui)(shui)(shui)壓(ya)(ya)(ya)(ya)(ya)）的(de)(de)(de)(de)(de)作(zuo)用(yong)下(xia)通(tong)過管(guan)(guan)網壓(ya)(ya)(ya)(ya)(ya)到(dao)了(le)進(jin)水(shui)(shui)(shui)管(guan)(guan)內。這樣循環不已，就可以實現(xian)連(lian)(lian)(lian)續抽水(shui)(shui)(shui)。在此值得一(yi)提(ti)的(de)(de)(de)(de)(de)是：離(li)(li)(li)心(xin)(xin)(xin)(xin)(xin)(xin)(xin)泵(beng)(beng)(beng)(beng)啟動(dong)(dong)(dong)前要(yao)向(xiang)泵(beng)(beng)(beng)(beng)殼(ke)(ke)內充滿水(shui)(shui)(shui)以后，方(fang)(fang)可啟動(dong)(dong)(dong)，否則泵(beng)(beng)(beng)(beng)體(ti)(ti)(ti)將(jiang)不能(neng)(neng)完成(cheng)吸(xi)(xi)(xi)液(ye)(ye)，造(zao)(zao)成(cheng)泵(beng)(beng)(beng)(beng)體(ti)(ti)(ti)發熱，震動(dong)(dong)(dong)，不出(chu)水(shui)(shui)(shui)，產生(sheng)“空轉(zhuan)(zhuan)(zhuan)”，對水(shui)(shui)(shui)泵(beng)(beng)(beng)(beng)造(zao)(zao)成(cheng)損壞（簡稱“氣縛”）造(zao)(zao)成(cheng)設備事故。 　　離(li)(li)(li)心(xin)(xin)(xin)(xin)(xin)(xin)(xin)泵(beng)(beng)(beng)(beng)的(de)(de)(de)(de)(de)種類很多，分類方(fang)(fang)法(fa)常見的(de)(de)(de)(de)(de)有(you)以下(xia)幾(ji)種方(fang)(fang)式(shi)(shi)1按(an)葉(xie)(xie)(xie)(xie)(xie)輪(lun)(lun)(lun)(lun)(lun)(lun)吸(xi)(xi)(xi)入(ru)(ru)(ru)(ru)方(fang)(fang)式(shi)(shi)分：單吸(xi)(xi)(xi)式(shi)(shi)離(li)(li)(li)心(xin)(xin)(xin)(xin)(xin)(xin)(xin)泵(beng)(beng)(beng)(beng) 雙(shuang)吸(xi)(xi)(xi)式(shi)(shi)離(li)(li)(li)心(xin)(xin)(xin)(xin)(xin)(xin)(xin)泵(beng)(beng)(beng)(beng)。2按(an)葉(xie)(xie)(xie)(xie)(xie)輪(lun)(lun)(lun)(lun)(lun)(lun)數目(mu)分：單級離(li)(li)(li)心(xin)(xin)(xin)(xin)(xin)(xin)(xin)泵(beng)(beng)(beng)(beng) 多級離(li)(li)(li)心(xin)(xin)(xin)(xin)(xin)(xin)(xin)泵(beng)(beng)(beng)(beng)。3按(an)葉(xie)(xie)(xie)(xie)(xie)輪(lun)(lun)(lun)(lun)(lun)(lun)結構分：敞(chang)開式(shi)(shi)葉(xie)(xie)(xie)(xie)(xie)輪(lun)(lun)(lun)(lun)(lun)(lun)離(li)(li)(li)心(xin)(xin)(xin)(xin)(xin)(xin)(xin)泵(beng)(beng)(beng)(beng) 半開式(shi)(shi)葉(xie)(xie)(xie)(xie)(xie)輪(lun)(lun)(lun)(lun)(lun)(lun)離(li)(li)(li)心(xin)(xin)(xin)(xin)(xin)(xin)(xin)泵(beng)(beng)(beng)(beng) 封(feng)閉式(shi)(shi)葉(xie)(xie)(xie)(xie)(xie)輪(lun)(lun)(lun)(lun)(lun)(lun)離(li)(li)(li)心(xin)(xin)(xin)(xin)(xin)(xin)(xin)泵(beng)(beng)(beng)(beng)。4按(an)工作(zuo)壓(ya)(ya)(ya)(ya)(ya)力(li)(li)(li)(li)(li)分：低壓(ya)(ya)(ya)(ya)(ya)離(li)(li)(li)心(xin)(xin)(xin)(xin)(xin)(xin)(xin)泵(beng)(beng)(beng)(beng) 中(zhong)(zhong)(zhong)(zhong)壓(ya)(ya)(ya)(ya)(ya)離(li)(li)(li)心(xin)(xin)(xin)(xin)(xin)(xin)(xin)泵(beng)(beng)(beng)(beng) 高(gao)壓(ya)(ya)(ya)(ya)(ya)離(li)(li)(li)心(xin)(xin)(xin)(xin)(xin)(xin)(xin)泵(beng)(beng)(beng)(beng)邊 立式(shi)(shi)離(li)(li)(li)心(xin)(xin)(xin)(xin)(xin)(xin)(xin)泵(beng)(beng)(beng)(beng)。 　　葉(xie)(xie)(xie)(xie)(xie)輪(lun)(lun)(lun)(lun)(lun)(lun)安(an)裝在泵(beng)(beng)(beng)(beng)殼(ke)(ke)2內，并(bing)緊固在泵(beng)(beng)(beng)(beng)軸(zhou)3上，泵(beng)(beng)(beng)(beng)軸(zhou)由(you)(you)電機直接帶動(dong)(dong)(dong)。泵(beng)(beng)(beng)(beng)殼(ke)(ke)中(zhong)(zhong)(zhong)(zhong)有(you)一(yi)液(ye)(ye)體(ti)(ti)(ti)吸(xi)(xi)(xi)入(ru)(ru)(ru)(ru)4與吸(xi)(xi)(xi)入(ru)(ru)(ru)(ru)管(guan)(guan)5連(lian)(lian)(lian)接。液(ye)(ye)體(ti)(ti)(ti)經底閥6和吸(xi)(xi)(xi)入(ru)(ru)(ru)(ru)管(guan)(guan)進(jin)入(ru)(ru)(ru)(ru)泵(beng)(beng)(beng)(beng)內。泵(beng)(beng)(beng)(beng)殼(ke)(ke)上的(de)(de)(de)(de)(de)液(ye)(ye)體(ti)(ti)(ti)排出(chu)口8與排出(chu)管(guan)(guan)9連(lian)(lian)(lian)接。在離(li)(li)(li)心(xin)(xin)(xin)(xin)(xin)(xin)(xin)泵(beng)(beng)(beng)(beng)啟動(dong)(dong)(dong)前，泵(beng)(beng)(beng)(beng)殼(ke)(ke)內灌滿被輸送的(de)(de)(de)(de)(de)液(ye)(ye)體(ti)(ti)(ti)；啟動(dong)(dong)(dong)后，葉(xie)(xie)(xie)(xie)(xie)輪(lun)(lun)(lun)(lun)(lun)(lun)由(you)(you)軸(zhou)帶動(dong)(dong)(dong)高(gao)速轉(zhuan)(zhuan)(zhuan)動(dong)(dong)(dong)，葉(xie)(xie)(xie)(xie)(xie)片間的(de)(de)(de)(de)(de)液(ye)(ye)體(ti)(ti)(ti)也須隨著轉(zhuan)(zhuan)(zhuan)動(dong)(dong)(dong)。在離(li)(li)(li)心(xin)(xin)(xin)(xin)(xin)(xin)(xin)力(li)(li)(li)(li)(li)的(de)(de)(de)(de)(de)作(zuo)用(yong)下(xia)，液(ye)(ye)體(ti)(ti)(ti)從葉(xie)(xie)(xie)(xie)(xie)輪(lun)(lun)(lun)(lun)(lun)(lun)中(zhong)(zhong)(zhong)(zhong)心(xin)(xin)(xin)(xin)(xin)(xin)(xin)被拋向(xiang)外緣并(bing)獲得能(neng)(neng)量，以高(gao)速離(li)(li)(li)開葉(xie)(xie)(xie)(xie)(xie)輪(lun)(lun)(lun)(lun)(lun)(lun)外緣進(jin)入(ru)(ru)(ru)(ru)蝸形(xing)泵(beng)(beng)(beng)(beng)殼(ke)(ke)。在蝸殼(ke)(ke)中(zhong)(zhong)(zhong)(zhong)，液(ye)(ye)體(ti)(ti)(ti)由(you)(you)于(yu)流道的(de)(de)(de)(de)(de)逐漸(jian)擴大(da)而減速，又將(jiang)部分動(dong)(dong)(dong)能(neng)(neng)轉(zhuan)(zhuan)(zhuan)變為靜壓(ya)(ya)(ya)(ya)(ya)能(neng)(neng)，以較高(gao)的(de)(de)(de)(de)(de)壓(ya)(ya)(ya)(ya)(ya)力(li)(li)(li)(li)(li)流入(ru)(ru)(ru)(ru)排出(chu)管(guan)(guan)道，送到(dao)需要(yao)場所(suo)(suo)。液(ye)(ye)體(ti)(ti)(ti)由(you)(you)葉(xie)(xie)(xie)(xie)(xie)輪(lun)(lun)(lun)(lun)(lun)(lun)中(zhong)(zhong)(zhong)(zhong)心(xin)(xin)(xin)(xin)(xin)(xin)(xin)流向(xiang)外緣時，在葉(xie)(xie)(xie)(xie)(xie)輪(lun)(lun)(lun)(lun)(lun)(lun)中(zhong)(zhong)(zhong)(zhong)心(xin)(xin)(xin)(xin)(xin)(xin)(xin)形(xing)成(cheng)了(le)真空，由(you)(you)于(yu)貯槽液(ye)(ye)面上方(fang)(fang)的(de)(de)(de)(de)(de)壓(ya)(ya)(ya)(ya)(ya)力(li)(li)(li)(li)(li)大(da)于(yu)泵(beng)(beng)(beng)(beng)入(ru)(ru)(ru)(ru)口處的(de)(de)(de)(de)(de)壓(ya)(ya)(ya)(ya)(ya)力(li)(li)(li)(li)(li)，液(ye)(ye)體(ti)(ti)(ti)便被連(lian)(lian)(lian)續壓(ya)(ya)(ya)(ya)(ya)入(ru)(ru)(ru)(ru)葉(xie)(xie)(xie)(xie)(xie)輪(lun)(lun)(lun)(lun)(lun)(lun)中(zhong)(zhong)(zhong)(zhong)。可見，只要(yao)葉(xie)(xie)(xie)(xie)(xie)輪(lun)(lun)(lun)(lun)(lun)(lun)不斷地(di)轉(zhuan)(zhuan)(zhuan)動(dong)(dong)(dong)，液(ye)(ye)體(ti)(ti)(ti)便會不斷地(di)被吸(xi)(xi)(xi)入(ru)(ru)(ru)(ru)和排出(chu)