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污水泵的使用壽命和注意事項,您都知道嗎?

發布時間:2016-04-02 20:07:53    人氣:0   

污(wu)(wu)水(shui)泵(beng)(beng)屬于(yu)離心雜質(zhi)(zhi)的(de)(de)(de)一(yi)種,具有多種形式(shi):如潛水(shui)式(shi)和干式(shi)二種,目前(qian)最(zui)常(chang)用(yong)的(de)(de)(de)潛水(shui)式(shi)為WQ型(xing)潛水(shui)污(wu)(wu)水(shui)泵(beng)(beng),最(zui)常(chang)見的(de)(de)(de)干式(shi)污(wu)(wu)水(shui)泵(beng)(beng)如W型(xing)臥(wo)式(shi)污(wu)(wu)水(shui)泵(beng)(beng)和WL型(xing)立式(shi)污(wu)(wu)水(shui)泵(beng)(beng)二種。主要用(yong)于(yu)輸送城(cheng)市污(wu)(wu)水(shui),糞便或液體(ti)中含(han)有纖(xian)(xian)維、紙屑等(deng)固體(ti)顆粒的(de)(de)(de)介質(zhi)(zhi),通(tong)常(chang)被(bei)輸送介質(zhi)(zhi)的(de)(de)(de)溫(wen)度不大于(yu)80℃。由于(yu)被(bei)輸送的(de)(de)(de)介質(zhi)(zhi)中含(han)有易(yi)纏繞或聚束的(de)(de)(de)纖(xian)(xian)維物。故該種泵(beng)(beng)流道易(yi)于(yu)堵塞(sai),泵(beng)(beng)一(yi)旦被(bei)堵塞(sai)會使泵(beng)(beng)不能正常(chang)工(gong)作,甚至燒毀(hui)電(dian)機,從(cong)而造成排污(wu)(wu)不暢。給城(cheng)市生(sheng)活和環保(bao)帶來嚴重的(de)(de)(de)影響。


怎么延(yan)長污(wu)水泵(beng)的(de)使用壽(shou)命(ming):


1、禁止電源電壓異常開機


由于低(di)(di)壓(ya)供電(dian)(dian)(dian)線路比較長,線路的末端(duan)電(dian)(dian)(dian)壓(ya)過(guo)低(di)(di)是常有的事。當(dang)相電(dian)(dian)(dian)壓(ya)低(di)(di)于198伏(fu),線電(dian)(dian)(dian)壓(ya)低(di)(di)于342伏(fu)時(shi),污水泵電(dian)(dian)(dian)機轉速(su)下(xia)降,當(dang)達(da)不到額定(ding)(ding)轉速(su)的70%時(shi),啟(qi)動離心開關(guan)會閉合,造(zao)成啟(qi)動繞(rao)(rao)組長時(shi)間通(tong)電(dian)(dian)(dian)而(er)發熱(re)甚(shen)至燒(shao)壞(huai)繞(rao)(rao)組和(he)電(dian)(dian)(dian)容器(qi)。相反,電(dian)(dian)(dian)壓(ya)過(guo)高(gao)(gao)引起(qi)電(dian)(dian)(dian)機過(guo)熱(re)而(er)燒(shao)壞(huai)繞(rao)(rao)組。因此(ci),污水泵在作業中,操(cao)作者必須隨(sui)時(shi)觀察電(dian)(dian)(dian)源(yuan)電(dian)(dian)(dian)壓(ya)值,若低(di)(di)于額定(ding)(ding)電(dian)(dian)(dian)壓(ya)10%以下(xia),高(gao)(gao)于額定(ding)(ding)電(dian)(dian)(dian)壓(ya)10%以上,應(ying)使(shi)電(dian)(dian)(dian)機停止運(yun)轉,找出(chu)原(yuan)因并(bing)排除故(gu)障。


2、確(que)認正確(que)的電機的旋轉方向


應搞清電(dian)機的旋(xuan)轉(zhuan)(zhuan)(zhuan)方向,現在(zai)有許多類型的污水(shui)泵正(zheng)轉(zhuan)(zhuan)(zhuan)和反(fan)轉(zhuan)(zhuan)(zhuan)時皆可出水(shui),但(dan)反(fan)轉(zhuan)(zhuan)(zhuan)時出水(shui)量(liang)小、電(dian)流大,其反(fan)轉(zhuan)(zhuan)(zhuan)時間長了(le)會損(sun)壞電(dian)機繞組。


3、漏電(dian)保護(hu)器的安裝


漏(lou)電(dian)(dian)保(bao)(bao)護器(qi)也叫保(bao)(bao)命(ming)(ming)器(qi),它(ta)的(de)作用從“保(bao)(bao)命(ming)(ming)器(qi)”這三個字就可(ke)以(yi)理解。因為污(wu)(wu)水泵(beng)在水下工作,容易漏(lou)電(dian)(dian)造(zao)成電(dian)(dian)能損失甚(shen)至(zhi)引發(fa)觸電(dian)(dian)事故。如(ru)果裝有漏(lou)電(dian)(dian)保(bao)(bao)護器(qi),只要污(wu)(wu)水泵(beng)漏(lou)電(dian)(dian)值(zhi)超過漏(lou)電(dian)(dian)保(bao)(bao)護器(qi)的(de)動作電(dian)(dian)流值(zhi)(一般不超過30毫安(an)),漏(lou)電(dian)(dian)保(bao)(bao)護器(qi)就會切斷污(wu)(wu)水泵(beng)的(de)電(dian)(dian)源,確(que)保(bao)(bao)安(an)全(quan),同(tong)時(shi)避免漏(lou)電(dian)(dian)、浪費電(dian)(dian)能。

 

4、電(dian)纜線(xian)安裝與潛水電(dian)泵的絕緣(yuan)電(dian)阻要求


安(an)裝(zhuang)(zhuang)污水(shui)泵(beng)時(shi)(shi),電(dian)(dian)纜線(xian)要架空,電(dian)(dian)源線(xian)不要太(tai)長。污水(shui)泵(beng)下水(shui)或(huo)提出時(shi)(shi)切勿使電(dian)(dian)纜受力(li),以免引起電(dian)(dian)源線(xian)斷裂(lie)。污水(shui)泵(beng)工作時(shi)(shi)不要沉入(ru)泥中,否則會導(dao)致電(dian)(dian)機(ji)散熱不良而燒壞(huai)電(dian)(dian)機(ji)繞(rao)組。安(an)裝(zhuang)(zhuang)時(shi)(shi),電(dian)(dian)機(ji)的絕緣電(dian)(dian)阻不應(ying)低于0.5兆歐。


5、避免(mian)頻繁開(kai)關


不要頻繁(fan)地開關(guan)污水泵(beng)(beng),這是因為電(dian)(dian)泵(beng)(beng)停轉時會產生回流,若立即開機(ji),會使電(dian)(dian)機(ji)負(fu)載啟動(dong),導致啟動(dong)電(dian)(dian)流過(guo)大而(er)燒壞(huai)(huai)繞組。由(you)于啟動(dong)時電(dian)(dian)流很大,頻繁(fan)啟動(dong)也會燒壞(huai)(huai)污水泵(beng)(beng)電(dian)(dian)動(dong)機(ji)繞組。


6、莫讓污水泵長期超負(fu)荷工作


為避免污水(shui)泵長期超(chao)負荷(he)工作,不要抽含沙量大的(de)水(shui)并隨時(shi)觀察電(dian)流值是(shi)否在銘牌(pai)上規定的(de)數值,若發現電(dian)流過(guo)(guo)大,應停(ting)機檢查。另外,水(shui)泵脫水(shui)運行的(de)時(shi)間不宜(yi)過(guo)(guo)長,以免使電(dian)機過(guo)(guo)熱而燒毀(hui)。


7、注重日常維護


平時(shi)要經常檢查電(dian)機,如發(fa)現下蓋有裂紋、橡(xiang)膠(jiao)密(mi)封環損(sun)壞或失(shi)效等,應及時(shi)更換或修復,避免水滲入污(wu)水泵。


污水泵使用注(zhu)意事(shi)項


(1)檢(jian)查污水(shui)泵管(guan)路及結合處(chu)有無松(song)動現象。用手轉動污水(shui)泵,試看(kan)污水(shui)泵是(shi)否靈活。


(2)向(xiang)軸(zhou)承(cheng)體內加入軸(zhou)承(cheng)潤(run)(run)滑(hua)機油(you),觀察(cha)油(you)位應在油(you)標的中心線(xian)處,潤(run)(run)滑(hua)油(you)應及時更換或補充。


(3)擰下(xia)污水(shui)泵泵體的引(yin)水(shui)螺塞(sai),灌注引(yin)水(shui)(或引(yin)漿)。


(4)關好(hao)出(chu)水管路的(de)閘(zha)閥和出(chu)口壓力表及進口真(zhen)空表。


(5)點動(dong)電機,試(shi)看(kan)電機轉向是否正確。


(6)開動電機(ji),當(dang)(dang)污(wu)水泵(beng)正常運轉(zhuan)后,打開出(chu)口壓力表和進(jin)口真空(kong)泵(beng)視(shi)其顯示出(chu)適當(dang)(dang)壓力后,逐漸打開閘閥,同時檢查(cha)電機(ji)負(fu)荷(he)情況。


(7)盡量(liang)控(kong)制污(wu)水泵的(de)流量(liang)和揚(yang)程在標牌上注明的(de)范圍內,以(yi)保證污(wu)水泵在最高效率點運轉(zhuan),才能獲得最大的(de)節能效果(guo)。


(8)污水泵在運行過(guo)程中,軸(zhou)承溫(wen)度不(bu)能超過(guo)環境溫(wen)度35℃,最高(gao)溫(wen)度不(bu)得超過(guo)80℃。


(9)如發(fa)現(xian)污水泵有異常聲(sheng)音應立即停車檢查原(yuan)因。


(10)污(wu)水泵要(yao)停止使用時,先(xian)關閉閘(zha)閥、壓力表,然后停止電(dian)機。


(11)污水泵在(zai)工(gong)作第一(yi)個(ge)(ge)月內,經100小時(shi)更換潤(run)滑油,以(yi)后每(mei)個(ge)(ge)500小時(shi),換油一(yi)次。


(12)經常(chang)調整填料壓蓋,保證填料室內的滴(di)漏情況正常(chang)(以(yi)成滴(di)漏出為宜)。


(13)定期檢查軸套的磨損情況(kuang),磨損較大(da)后應及時更換。


(14)污(wu)水泵(beng)在寒冬季節(jie)使用時,停車后,需(xu)將(jiang)泵(beng)體下部放(fang)水螺(luo)塞擰開(kai)將(jiang)介質放(fang)凈(jing)。防止凍裂。


(15)污(wu)水(shui)(shui)泵(beng)長期停用,需(xu)將泵(beng)全部(bu)拆開,擦干水(shui)(shui)分,將轉動部(bu)位及結(jie)合(he)處涂以(yi)油脂(zhi)裝好。


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