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●高粘度(dù)泵概述high viscosity pump overview nyp型内環式高(gāo)粘度(dù)泵是(shì)一種(zhǒng)容積式内(nèi)轉子泵(bèng)。這種類(lèi)型的泵自吸性能強(qiáng),适(shì)用(yòng)于輸(shū)送不(bú)含(hán)固體顆(kē)粒(lì)和纖維的粘(zhān)稠液(yè)體,甚至是半固體狀态的(de)液體,最(zuì)高輸送粘度(dù)達(dá)到3*105厘泊(bó)。具有體積(jī)小、重(zhòng)量輕(qīng)、脈動小、噪(zào)音低、運轉(zhuǎn)平穩(wěn)、壽命(mìng)長等優點(diǎn)。nyp high viscosity of the inner ring type pump is a kind of positive displacement rotor pump.this type of pump self-priming performance is strong, is suitable for conveying viscous liquid containing no solid particles and fibers, even half solid state of liquid, conveying viscosity up to 3 * 105 centipoise.with small volume, light weight, small ripple, low noise, smooth operation, long service life, etc. 該型(xíng)泵(bèng)可(kě)廣泛(fàn)用(yòng)于石油、化工(gōng)、顔料、化工、顔料(liào)、食品(pǐn)、肥(féi)皂(zào)、洗滌(dí)劑及制藥(yào)等行(háng)業。this type of pump can be widely used in petroleum, chemical, pigment, chemical, pigment, food, soap, detergent and pharmaceutical industries. ●高粘(zhān)度泵使用(yòng)時(shí)注意事項matters needing attention when using high viscosity pump 進、出口管路(lù)的(de)管徑必須和泵(bèng)保持一緻(zhì);the diameters of inlet and outlet piping must be consistent with pump; 設計(jì)管路時應(yīng)盡量減少(shǎo)彎頭,且彎(wān)頭角度(dù)不宜(yí)過(guò)小,進(jìn)口(kǒu)管(guǎn)線不(bú)宜過(guò)長,以免影(yǐng)響自(zì)吸。 啟動前(qián)每個注油(yóu)杯都(dōu)應家潤滑油,且(qiě)保證每天(tiān)加油一次。 泵在工作(zuò)前應(yīng)該點(diǎn)動啟動電機(jī),觀察轉(zhuǎn)向是否和(hé)規定轉向一緻(zhì)。 開機(jī)後觀(guān)察(chá)運(yùn)轉是(shì)否正(zhèng)常,如有不(bú)正常(cháng)噪音、特殊(shū)振動或溫升過(guò)高等情(qíng)況,應停機檢查(chá)。 注意皮(pí)帶松緊是(shì)否恰當,每(měi)半年調整(zhěng)一次。 ●高粘度(dù)泵(bèng)工作(zuò)原理: 高粘度泵是容積式内齧(niè)合齒輪泵(bèng),主動齒(chǐ)輪(lún)(外轉(zhuǎn)子)帶動被動齒(chǐ)輪(内轉子)旋轉(zhuǎn)時,不(bú)斷産(chǎn)生封(fēng)閉的空間(jiān),在吸(xī)油區(qū)齒(chǐ)輪逐漸(jiàn)脫離齧合(hé)而液(yè)體不斷(duàn)地充滿(mǎn)齒間(jiān)并(bìng)被(bèi)帶到(dào)出油(yóu)區,齒輪在(zài)出油區進入齧合時液體被排(pái)出。兩個旋(xuán)轉齒(chǐ)輪的(de)共同作用(yòng),形成(chéng)一個(gè)穩定(dìng)的體(tǐ)積排量,沒(méi)有脈動。由于泵(bèng)是完(wán)全(quán)對(duì)稱的(de),泵可(kě)以反(fǎn)轉,液(yè)流方向也随之(zhī)改變。但應注意(yì),泵的(de)轉(zhuǎn)向可能受到密封(fēng)或泵内其它(tā)結構的限制,用戶有反(fǎn)轉要求時應在(zài)訂貨時做(zuò)出說(shuō)明。 泵(bèng)在(zài)起動(dòng)過程(chéng)中應特别注意以下幾個問題: 起動前要(yào)檢查下列(liè)内容(róng): 檢查泵(bèng)、齒輪箱和電(diàn)機(jī)的對中(zhōng)程度(dù); 檢查過濾(lǜ)器中(zhōng)有(yǒu)沒(méi)有焊皮和金屬(shǔ)渣; 檢(jiǎn)查各連(lián)接部位連接是否緊固(gù); 檢查管路(lù)壓在(zài)泵上的力和力矩是(shì)否超過給定的數(shù)值,如果(guǒ)溫度較高,還應檢查(chá)管路是否(fǒu)有膨脹節; 檢查(chá)電氣(qì)連(lián)接的正(zhèng)确性及(jí)電機的額定值,并檢查(chá)電機(jī)轉(zhuǎn)動方向(xiàng)是否(fǒu)正确; 檢查(chá)泵的轉動(dòng)方向(xiàng)是否正(zhèng)确; 如有(yǒu)安全(quán)閥,安全閥(fá)安裝必須正确(què), 檢查泵軸(zhóu)是否(fǒu)轉動靈活; 泵的(de)内部(bù)不能是幹的,特(tè)别是需要自(zì)吸的(de)時候,應(yīng)向泵内灌(guàn)注一(yī)些油或輸送的(de)液體; 泵(bèng)組裝時(shí)在零件的(de)表面(miàn)有防護液,如果(guǒ)這種液體(tǐ)不能和泵送液(yè)體相(xiàng)容,則(zé)必(bì)須(xū)清洗; 最好(hǎo)在(zài)管路上(shàng)安裝壓力(lì)表和(hé)真空表,方便觀(guān)察泵(bèng)的工作狀(zhuàng)态; 檢查機械密(mì)封箱(xiāng)是否注滿液體; 檢查管路(lù)的閥門是(shì)否打(dǎ)開; 如(rú)果用内燃(rán)機驅動(dòng),請(qǐng)在起動發動機前保(bǎo)持離合器脫開(kāi); 泵起動後,檢查(chá)液體是(shì)否(fǒu)進入到泵中(zhōng),泵是否(fǒu)工作正常,如果長時間無液體(tǐ)進入泵(bèng)中,應(yīng)停機檢(jiǎn)查(chá)泵(bèng)及管(guǎn)路。 ●高粘度齒輪(lún)泵并(bìng)不能産生(shēng)壓力,它(tā)隻(zhī)是輸(shū)出流量。壓力低(dī)或無壓(yā)力(lì),說明(míng)高粘度齒 輪泵(bèng)沒有(yǒu)吸入液體(tǐ)或洩漏(lòu)嚴重。high viscosity gear pump does not generate pressure, it is only the output flow.pressure is low or no pressure, high viscosity gear wheel pump don't inhale the liquid or leakage is serious. 電(diàn)動機輸出(chū)功(gōng)率(lǜ)偏小、齒 輪(lún)泵排(pái)量選得(dé)過大或(huò)壓力(lì)調(diào)得(dé)過高(gāo)時,也會造成壓(yā)力不足 當(dāng)然,壓(yā)力表損壞(huài)或壓力表節流孔堵(dǔ)塞時也顯(xiǎn)示不出壓力(lì),此時可(kě)換裝一個新(xīn)的(de)壓力(lì)表檢(jiǎn)查。small motor output power, gear wheel pump capacity to choose too large or pressure too high, can cause stress pressure gauge damage or pressure gauge orifice jams, of course, also could not show pressure, can change a new pressure gauge to check at this time. 如(rú)果确認泵無流量輸(shū)出(chū),可(kě)能是(shì)由于泵安(ān)裝有(yǒu)誤、泵(bèng)的轉向不(bú)對,或(huò)吸人(rén)側(進液口(kǒu)及吸(xī)液管(guǎn)道)堵塞、出口止回閥裝反或卡(kǎ)死了,也有(yǒu)可(kě)能是驅(qū)動軸(zhóu)斷裂(liè)了。if confirmed that no flow pump output, could be turned to the pumps due to pump installation is wrong, wrong, or suction side (liquid into the mouth and suck liquid pipeline jam, export check valve installed backwards, or card is dead, it is possible that the drive shaft fracture. 高粘度(dù)泵在轉速(sù)過(guò)低時會(huì)引起出液量不(bú)足,這種現象往(wǎng)往是由于(yú)泵的(de)驅動(dòng)裝(zhuāng)置打滑(huá)或功率不足所(suǒ)緻。此(cǐ)時(shí)應檢查(chá)齒 輪泵(bèng)的實(shí)際轉速(sù)、泵與電動(dòng)機的聯(lián)接及功率匹配情況等(děng)。high viscosity pump in low speed can cause insufficient quantity of produced liquid, this phenomenon is often due to the slippage of the pump drive or insufficient power.check the gear wheel pump at this time of the actual speed, pump and motor connection and power matching, etc.
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