新聞中心
News Center旋(xuan)渦(wo)泵(beng)(beng)(beng)(beng)與離心泵(beng)(beng)(beng)(beng)的(de)區(qu)別(bie)及使用原理(li)旋(xuan)渦(wo)泵(beng)(beng)(beng)(beng)(渦(wo)流(liu)泵(beng)(beng)(beng)(beng)):靠旋(xuan)轉(zhuan)葉(xie)輪對(dui)液(ye)體(ti)(ti)的(de)作(zuo)(zuo)(zuo)用力(li),在(zai)液(ye)體(ti)(ti)運動方向上給液(ye)體(ti)(ti)以(yi)(yi)沖量來傳(chuan)遞動能以(yi)(yi)實現輸(shu)送液(ye)體(ti)(ti)的(de)泵(beng)(beng)(beng)(beng);定額(e)包(bao)括:單(dan)級(ji)旋(xuan)渦(wo)泵(beng)(beng)(beng)(beng)、離心旋(xuan)渦(wo)泵(beng)(beng)(beng)(beng)、不(bu)銹鋼旋(xuan)渦(wo)泵(beng)(beng)(beng)(beng)、其(qi)他(ta)旋(xuan)渦(wo)泵(beng)(beng)(beng)(beng)。首先(xian),從原理(li)上分(fen)析采(cai)購離心泵(beng)(beng)(beng)(beng)和(he)旋(xuan)渦(wo)泵(beng)(beng)(beng)(beng)的(de)區(qu)別(bie)。從工(gong)作(zuo)(zuo)(zuo)原理(li)上看,離心泵(beng)(beng)(beng)(beng)工(gong)作(zuo)(zuo)(zuo)前會先(xian)將(jiang)泵(beng)(beng)(beng)(beng)內充(chong)滿液(ye)體(ti)(ti),隨后啟動離心泵(beng)(beng)(beng)(beng),其(qi)中(zhong)葉(xie)輪的(de)葉(xie)片驅使著液(ye)體(ti)(ti)轉(zhuan)動,因(yin)此液(ye)體(ti)(ti)轉(zhuan)動時依靠慣性向葉(xie)輪外緣流(liu)去,同時葉(xie)輪從吸入(ru)室吸進(jin)液(ye)體(ti)(ti),通常在(zai)這一過程中(zhong),葉(xie)輪中(zhong)的(de)液(ye)體(ti)(ti)繞流(liu)葉(xie)片,在(zai)繞流(liu)運動中(zhong)液(ye)體(ti)(ti)作(zuo)(zuo)(zuo)用一升力(li)于(yu)葉(xie)片。對(dui)于(yu)旋(xuan)渦(wo)泵(beng)(beng)(beng)(beng)的(de)...
離(li)心泵(beng)揚程(cheng)怎么算離(li)心泵(beng)揚程(cheng)是(shi)水(shui)泵(beng)的重(zhong)(zhong)要工作能參數,對于業(ye)內人士來(lai)說,離(li)心泵(beng)揚程(cheng)計算公(gong)式是(shi)十分常用的技術資(zi)料。離(li)心泵(beng)揚程(cheng)通常是(shi)指(zhi)離(li)心泵(beng)所能夠揚水(shui)的zui高(gao)度,用H表示。離(li)心泵(beng)揚程(cheng)計算公(gong)式是(shi)H=(p2-p1)/ρg+(c2-c1)/2g+z2-z1。其中,H——揚程(cheng),m;p1,p2——泵(beng)進出口處液(ye)體(ti)的壓(ya)力,Pa;c1,c2——流(liu)體(ti)在泵(beng)進出口處的流(liu)速,m/s;z1,z2——進出口高(gao)度,m;ρ——液(ye)體(ti)密度,kg/m3;g——重(zhong)(zhong)力加速度,m/s2。
離心(xin)(xin)(xin)泵(beng)工作原理(li)離心(xin)(xin)(xin)泵(beng)一(yi)(yi)般由(you)電動(dong)(dong)(dong)機帶動(dong)(dong)(dong),在(zai)啟動(dong)(dong)(dong)泵(beng)前,泵(beng)體(ti)(ti)(ti)及(ji)吸入管路內(nei)充滿(man)液(ye)(ye)體(ti)(ti)(ti)。當葉(xie)(xie)(xie)輪高(gao)速旋轉時,葉(xie)(xie)(xie)輪帶動(dong)(dong)(dong)葉(xie)(xie)(xie)片(pian)間的(de)液(ye)(ye)體(ti)(ti)(ti)一(yi)(yi)道(dao)(dao)旋轉,由(you)于(yu)離心(xin)(xin)(xin)力的(de)作用(yong),液(ye)(ye)體(ti)(ti)(ti)從葉(xie)(xie)(xie)輪中(zhong)心(xin)(xin)(xin)被甩向葉(xie)(xie)(xie)輪外緣(yuan)(流速可增大至(zhi)15~25m/s),動(dong)(dong)(dong)能也隨之增加。當液(ye)(ye)體(ti)(ti)(ti)進入泵(beng)殼(ke)后,由(you)于(yu)蝸殼(ke)形泵(beng)殼(ke)中(zhong)的(de)流道(dao)(dao)逐漸擴大,液(ye)(ye)體(ti)(ti)(ti)流速逐漸降低(di),一(yi)(yi)部分動(dong)(dong)(dong)能轉變(bian)為靜壓能,于(yu)是液(ye)(ye)體(ti)(ti)(ti)以(yi)較高(gao)的(de)壓強(qiang)沿排(pai)出(chu)口流出(chu)。與此同時,葉(xie)(xie)(xie)輪中(zhong)心(xin)(xin)(xin)處由(you)于(yu)液(ye)(ye)體(ti)(ti)(ti)被甩出(chu)而形成一(yi)(yi)定的(de)真空,而液(ye)(ye)面(mian)處的(de)壓強(qiang)Pa比葉(xie)(xie)(xie)輪中(zhong)心(xin)(xin)(xin)處要高(gao),因(yin)此,吸入管路的(de)液(ye)(ye)體(ti)(ti)(ti)在(zai)壓差作用(yong)下進入泵(beng)內(nei)。葉(xie)(xie)(xie)輪...
泵要該如何清(qing)(qing)洗(xi)(xi)(xi)(xi)清(qing)(qing)洗(xi)(xi)(xi)(xi)是(shi)泵修(xiu)(xiu)(xiu)理(li)工(gong)作中(zhong)的(de)(de)一個重(zhong)要環(huan)節,清(qing)(qing)洗(xi)(xi)(xi)(xi)質(zhi)(zhi)量對(dui)機械的(de)(de)修(xiu)(xiu)(xiu)理(li)質(zhi)(zhi)量影響很大。采(cai)用正確的(de)(de)清(qing)(qing)洗(xi)(xi)(xi)(xi)方法來(lai)提高清(qing)(qing)洗(xi)(xi)(xi)(xi)質(zhi)(zhi)量和(he)降低成(cheng)本,是(shi)修(xiu)(xiu)(xiu)理(li)工(gong)作者(zhe)必須考慮的(de)(de)問題之一。修(xiu)(xiu)(xiu)理(li)工(gong)作中(zhong)的(de)(de)清(qing)(qing)洗(xi)(xi)(xi)(xi)包括機械外部清(qing)(qing)洗(xi)(xi)(xi)(xi)和(he)零(ling)件清(qing)(qing)洗(xi)(xi)(xi)(xi)、零(ling)件清(qing)(qing)洗(xi)(xi)(xi)(xi)又因(yin)目的(de)(de)不(bu)同可分為鑒定前清(qing)(qing)洗(xi)(xi)(xi)(xi)、裝配前清(qing)(qing)洗(xi)(xi)(xi)(xi)和(he)零(ling)件鍍蓋(gai)或粘結前工(gong)作準備的(de)(de)清(qing)(qing)洗(xi)(xi)(xi)(xi)。水(shui)泵的(de)(de)零(ling)件清(qing)(qing)洗(xi)(xi)(xi)(xi)中(zhong),鍍蓋(gai)和(he)粘結零(ling)件的(de)(de)清(qing)(qing)洗(xi)(xi)(xi)(xi)要求zui高,清(qing)(qing)洗(xi)(xi)(xi)(xi)質(zhi)(zhi)量不(bu)高。常常是(shi)引(yin)起鍍層或粘結失敗的(de)(de)原(yuan)因(yin),而零(ling)件裝配的(de)(de)清(qing)(qing)洗(xi)(xi)(xi)(xi)質(zhi)(zhi)量,對(dui)機械的(de)(de)使用壽命影響很大,由(you)于清(qing)(qing)洗(xi)(xi)(xi)(xi)嚴重(zhong)不(bu)合格,在重(zhong)要的(de)(de)摩擦副(fu)中(zhong)滲入大量磨料(liao)或...
耐(nai)酸泵(beng)(beng)產(chan)品概念:ISW型(xing)臥式離心泵(beng)(beng)根(gen)據IS型(xing)離心泵(beng)(beng)與立式泵(beng)(beng)的*結(jie)構組合設(she)計,并嚴格按照標(biao)準ISO2858和(he)的國家管道(dao)離心泵(beng)(beng)標(biao)準JB/T53058-93進(jin)行設(she)計制造的節能產(chan)品。該泵(beng)(beng)采用(yong)(yong)*進(jin)水(shui)力(li)模(mo)型(xing)優(you)化(hua)(hua)設(she)計而(er)成。同(tong)時根(gen)據使用(yong)(yong)溫度、介(jie)質(zhi)等(deng)不(bu)同(tong)在(zai)ISW型(xing)基礎上(shang)派生出熱水(shui)泵(beng)(beng)、高溫泵(beng)(beng)、化(hua)(hua)工泵(beng)(beng)、油(you)泵(beng)(beng)等(deng),是(shi)目(mu)前國家標(biao)準定型(xing)推(tui)廣(guang)產(chan)品。系列(lie)流(liu)量范圍(wei)1.5~1600m3/h,揚程范圍(wei)5~156m,口徑(jing):15~500mm產(chan)品用(yong)(yong)途(tu):1、ISW型(xing)管道(dao)離心泵(beng)(beng),供(gong)輸送清(qing)水(shui)及物理化(hua)(hua)學性質(zhi)類似于清(qing)水(shui)的其他液(ye)體(ti)之...
泵(beng)(beng)(beng)常用(yong)材料一(yi)、鑄(zhu)(zhu)鐵2V6G1h&w3q+b9T:h*S1、灰口(kou)鑄(zhu)(zhu)鐵是zui常用(yong)的(de)一(yi)種(zhong)鑄(zhu)(zhu)鐵,國(guo)標代號為(wei)HT。一(yi)般(ban)清水泵(beng)(beng)(beng)的(de)泵(beng)(beng)(beng)體、葉輪(lun)、泵(beng)(beng)(beng)蓋、懸架等(deng)(deng)均(jun)采(cai)(cai)用(yong)該(gai)材料,通(tong)常用(yong)到三種(zhong)牌號:HT150、HT200、HT250。對(dui)于底座、墊板等(deng)(deng)非主要零件多(duo)采(cai)(cai)用(yong)HT150,泵(beng)(beng)(beng)體、泵(beng)(beng)(beng)蓋、懸架等(deng)(deng)多(duo)采(cai)(cai)用(yong)HT200,而葉輪(lun)、口(kou)環、軸套等(deng)(deng)多(duo)采(cai)(cai)用(yong)HT250。各國(guo)對(dui)灰鐵的(de)表示方(fang)法有所不同,如的(de)代號為(wei)FC,的(de)代號為(wei)GG,美國(guo)為(wei)Class0i"U-H"B8s!B2、球墨鑄(zhu)(zhu)鐵是一(yi)種(zhong)綜合性能較好(hao)的(de)鑄(zhu)(zhu)鐵,國(guo)標代號為(wei)QT...
離(li)心(xin)(xin)(xin)泵選(xuan)型(xing)注意事項(xiang)離(li)心(xin)(xin)(xin)泵是一種面大(da)量廣的(de)(de)(de)通用(yong)(yong)(yong)型(xing)機械設備,它廣泛(fan)地應用(yong)(yong)(yong)于石油(you)、化工、電(dian)(dian)力冶金、礦山(shan)、造船、輕工、農業、民用(yong)(yong)(yong)和國(guo)防各部門,在(zai)國(guo)民經濟中(zhong)占有重要的(de)(de)(de)地位。離(li)心(xin)(xin)(xin)泵的(de)(de)(de)電(dian)(dian)能消(xiao)耗(hao)占全國(guo)電(dian)(dian)能消(xiao)耗(hao)的(de)(de)(de)21%以上。因此(ci)大(da)力降低離(li)心(xin)(xin)(xin)泵的(de)(de)(de)能源消(xiao)耗(hao),對節約能源具用(yong)(yong)(yong)十分重大(da)的(de)(de)(de)意義。近年(nian)來,我們離(li)心(xin)(xin)(xin)泵行業設計研(yan)制(zhi)了許(xu)多(duo)節能產品(pin),如IHF、CQB、FSB、UHB等(deng)型(xing)號的(de)(de)(de)離(li)心(xin)(xin)(xin)泵類產品(pin),對降低離(li)心(xin)(xin)(xin)泵的(de)(de)(de)能源消(xiao)耗(hao)起了積極作用(yong)(yong)(yong)。一、選(xuan)離(li)心(xin)(xin)(xin)泵基(ji)本數(shu)據:1、介質(zhi)的(de)(de)(de)特(te)性:介質(zhi)名稱(cheng)、比重、粘度、腐蝕性、毒(du)性等(deng)。2...
常(chang)見的離(li)心泵(beng)(beng)分(fen)類(lei)(lei)一、按(an)工作(zuo)葉(xie)輪(lun)(lun)(lun)數目來分(fen)類(lei)(lei)1、單級(ji)離(li)心泵(beng)(beng):即(ji)在泵(beng)(beng)軸上(shang)只(zhi)有(you)一個葉(xie)輪(lun)(lun)(lun)。2、多(duo)級(ji)離(li)心泵(beng)(beng):即(ji)在泵(beng)(beng)軸上(shang)有(you)兩(liang)(liang)個或兩(liang)(liang)個以(yi)上(shang)的葉(xie)輪(lun)(lun)(lun),這時泵(beng)(beng)的總揚程為n個葉(xie)輪(lun)(lun)(lun)產(chan)生的揚程之和。二(er)、按(an)工作(zuo)壓力來分(fen)類(lei)(lei)1、低壓泵(beng)(beng):壓力低于(yu)100米水(shui)(shui)(shui)(shui)柱;2、中壓泵(beng)(beng):壓力在100~650米水(shui)(shui)(shui)(shui)柱之間;3、高(gao)壓泵(beng)(beng):壓力高(gao)于(yu)650米水(shui)(shui)(shui)(shui)柱。三、按(an)葉(xie)輪(lun)(lun)(lun)進(jin)水(shui)(shui)(shui)(shui)方式(shi)(shi)來分(fen)類(lei)(lei)1、單側進(jin)水(shui)(shui)(shui)(shui)式(shi)(shi)泵(beng)(beng):又叫單吸泵(beng)(beng),即(ji)葉(xie)輪(lun)(lun)(lun)上(shang)只(zhi)有(you)一個進(jin)水(shui)(shui)(shui)(shui)口(kou);2、雙(shuang)(shuang)側進(jin)水(shui)(shui)(shui)(shui)式(shi)(shi)泵(beng)(beng):又叫雙(shuang)(shuang)吸泵(beng)(beng),即(ji)葉(xie)輪(lun)(lun)(lun)兩(liang)(liang)側都有(you)一個進(jin)水(shui)(shui)(shui)(shui)口(kou)。它的流量比(bi)單吸式(shi)(shi)泵(beng)(beng)大(da)一倍(bei),可(ke)以(yi)近似看作(zuo)是二(er)個...