●輸(shū)送皂角泵(bèng)并不能産(chan)生壓力，它(ta)隻是輸出(chū)流量。壓力(li)低或無壓(yā)力，說明輸送皂(zao)角泵沒有(you)吸入液體(tǐ)或洩漏嚴(yan)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.

　　電動機(ji)輸出功率(lǜ)偏小、齒 輪(lún)泵排量選(xuan)得過大或(huò)壓力👉調得(de)過🍓高時，也(ye)會造成壓(ya)力不足 當(dāng)然，壓力表(biao)損❗壞或壓(ya)力表節流(liu)孔📧堵塞時(shí)也顯示不(bu)出壓力，此(ci)時可換裝(zhuang)一個新的(de)壓力❓表檢(jian)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.

　　如果确(què)認泵無流(liu)量輸出，可(kě)能是由于(yu)泵安裝有(you)誤、泵的轉(zhuan)向不對，或(huò)吸人側(進(jin)液口及吸(xi)液管道)堵(du)塞、出口止(zhi)回閥裝反(fǎn)或卡死了(le)，也有可能(néng)是驅動軸(zhou)斷裂了。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.

　　輸送皂(zao)角泵在轉(zhuan)速過低時(shi)會引起出(chū)液量不足(zu)，這種現象(xiàng)往往是💋由(yóu)🔴于泵的驅(qū)動裝置打(da)滑或功率(lǜ)不足所緻(zhi)。此時應檢(jian)查齒 輪泵(beng)⛹🏻‍♀️的實😘際轉(zhuǎn)速、泵與電(diàn)動機的聯(lian)接及功率(lü)匹⭐配情況(kuang)等。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.

    ●輸(shu)送皂角泵(beng)在開始運(yùn)轉前，往齒(chǐ)輪泵的殼(ke)體内灌滿(man)待輸送的(de)液體，便于(yu)安全啟動(dong)。若環境溫(wen)度低✊于冰(bing)點，應預先(xiān)向泵内通(tong)入熱蒸汽(qì)，進行預熱(re)處理，然後(hou)⭐才可啟動(dòng)齒輪泵。高(gao)粘度泵的(de)旋轉方向(xiang)要與進、出(chū)油口相符(fú)。齒輪泵若(ruo)是第一次(cì)運行，或長(zhǎng)期閑置後(hòu)再使用，最(zuì)好在空❗載(zǎi)✏️或小✏️負❤️荷(hé)情況下先(xiān)跑合一小(xiao)時左右。如(ru)果在跑🐇合(he)階段預先(xian)覺察出異(yì)常溫升、洩(xiè)漏、振動和(he)噪聲時，應(yīng)停機檢查(cha)。高粘度齒(chi)輪泵的支(zhī)座或法蘭(lan)與其驅動(dòng)電機應采(cai)用共同的(de)安裝基😄礎(chǔ)，基礎🤩、法蘭(lán)或支座均(jun)需具有足(zú)夠的剛度(du)，以減小齒(chǐ)輪泵運轉(zhuan)時産生的(de)振動和噪(zao)聲。電動機(ji)與齒輪泵(beng)須用彈性(xìng)聯軸器連(lian)接，同軸度(dù)小于0.1毫米(mǐ)，傾斜角不(bu)得大于1度(du)。安裝聯軸(zhóu)器時不得(de)用錘敲打(da)，以免傷害(hài)齒輪泵的(de)齒輪等零(ling)件。若用帶(dai)輪、鍊輪等(deng)驅動時應(ying)設托架支(zhī)承，以防主(zhu)動齒輪軸(zhou)承受徑向(xiàng)力。緊固齒(chǐ)輪泵、電動(dong)機的地腳(jiao)螺釘時，螺(luo)釘受力應(ying)均勻，連接(jiē)可靠。用手(shou)轉🚶動聯軸(zhóu)器時，應感(gǎn)覺到齒輪(lun)泵能夠輕(qīng)松地轉動(dòng)，沒有卡緊(jin)等異常現(xian)象出現，然(ran)後💰才可以(yi)配管。High viscosity pump before starting work, to gear pump casing filled with liquid, facilitate safe launch.If the environment temperature is below freezing, should advance to pump into the hot steam, preheating treatment, and then to start the pump.The direction of rotation of the pump with high viscosity, oil outlet in accord.Gear pump is the first run, or long-term idle before using, had better under the condition of no load or small load to run one hour or so.If in the running-in stage in advance detect abnormal temperature rise, leakage, vibration and noise, should stop check.High viscosity gear pump bearing or flange should adopt a common drive motor installationFoundation, foundation, flange or support all needs to have enough rigidity, to reduce the vibration of gear pump is running and noise.Motor and gear pump with elastic shaft coupling, coaxial degree is less than 0.1 mm, Angle shall not be greater than 1 degree.When installing coupling hammer shall not be used, in order to avoid damage of the gear pump gearAnd other parts.If use the belt wheel, wheel, etc, shall set bracket support, in case of driving gear bearing by the radial force.Ground screw fastening gear pump, motor, screw force should be uniform, reliable connection.Turn the coupling with the hand, should feel can easily turn the gear pump, no abnormal phenomenon such as clamping, then can be piping.

     輸送皂角(jiǎo)泵的吸油(yóu)管道内徑(jìng)應足夠大(dà)，并避免狹(xia)窄通道或(huò)急劇拐彎(wan)、減少彎頭(tóu)，去除不必(bi)要的閥門(men)、附件，盡可(kě)能地降低(di)泵的安裝(zhuāng)高度，縮短(duan)吸油管道(dao)的長度，以(yǐ)減少壓力(li)損失。管🌈接(jiē)頭等元件(jiàn)的密封要(yao)良好，以防(fang)止空氣侵(qīn)入，從而控(kòng)制❓氣穴與(yǔ)氣蝕的發(fa)生。止回閥(fá)與安全閥(fá)在齒輪泵(beng)的輸出管(guǎn)路上最好(hao)安裝一個(ge)止回閥。這(zhe)樣在檢修(xiu)泵及輸出(chū)管道時，系(xi)統中的液(ye)體不會發(fa)生倒流。齒(chi)輪泵帶負(fu)荷停車時(shí)，亦可防止(zhi)泵倒轉而(ér)在其輸出(chu)管道内産(chan)☔生局🌈部真(zhen)空。應當注(zhù)意，出口止(zhi)回閥不能(néng)裝反或出(chū)現卡死現(xiàn)🈲象。高粘度(dù)泵的出口(kǒu)管路上還(hai)應當設置(zhi)安全閥等(děng)👣保護裝置(zhi)，這樣一旦(dan)泵的出口(kǒu)通道🥵發生(shēng)堵塞，就可(ke)以打開安(an)全閥🧑🏽‍🤝‍🧑🏻卸壓(yā)。安全閥可(kě)以與泵體(tǐ)或泵蓋鑄(zhu)成一體，也(yě)可以單獨(dú)裝配。對于(yú)需要❗正反(fan)轉的高粘(zhan)度齒輪泵(beng)，其進出口(kou)管路上均(jun1)需設置安(an)全閥。High viscosity gear pump oil suction pipe diameter should be large enough, and to avoid the narrow channel, or a sharp turn, reducing elbow, remove unnecessary valves, fittings, as much as possible to reduce the installation height of pump, shorten the length of the oil suction pipe, in order to reduce the pressure loss.Components, such as pipe joint sealed well, in order to prevent the air intrusion, thus control air-pocket and the occurrence of cavitation.Check valve and relief valve on the output of the gear pump tube had better install a check valve.In the overhaul pump and output pipe, the system of fluid backflow will not occur.Gear pump to stop loading machine, can be in the output pipe to prevent pump reverse, and create a partial vacuum.It should be noted that the outlet check valve cannot be installed backwards or stuck.High viscosity of the pump outlet pipe also shall set up relief valve or other protective device on the road, so that once the clogging pump export channels, can open the relief valve pressure relief.The relief valve can be cast and pump body and pump cover, also can separate assembly.For high viscosity gear pump need positive &negative, import and export all needs to set up the line safety valve.

   輸送皂角(jiǎo)泵是輸送(sòng)高粘度液(ye)體的齒輪(lun)泵，應做到(dào)在較低的(de)功耗、較少(shao)的洩漏、較(jiao)大的壓力(li)下輸出最(zuì)多❗的流量(liang)。在确定所(suǒ)要輸送的(de)介質時，應(ying)該🏃‍♂️嚴格遵(zun)循産品說(shuō)明書上的(de)規定，盡量(liang)使用廠家(jiā)推薦的流(liú)體介質🛀，并(bìng)注意考慮(lǜ)系統的工(gong)作溫度範(fàn)圍。當希望(wang)在某一較(jiào)寬的溫度(du)範🌈圍内使(shǐ)用時，輸送(sòng)介質的粘(zhān)度指數應(ying)該高些。輸(shū)送介質不(bu)僅是能量(liang)傳♻️遞的中(zhong)介，而且也(ye)是潤滑、密(mì)封及傳熱(rè)介質。液體(tǐ)粘度過高(gāo)會增加内(nei)摩擦阻💰力(li)，降低輸出(chū)功率，浪費(fèi)能量，并産(chan)生過高的(de)系統溫度(du).高粘度齒(chǐ)輪泵的出(chu)口管路上(shang)應當設置(zhì)安全閥等(deng)保護裝置(zhi)，這樣💛一旦(dan)泵的出口(kou)通道發生(shēng)堵塞，就可(ke)以打開安(an)全閥卸壓(ya)。對于需要(yao)正反轉的(de)高粘度齒(chǐ)輪泵，其進(jin)出口管路(lù)上均需設(she)置安全閥(fá)。High viscosity pump is conveying liquid with high viscosity gear pump, should be in lower power consumption, less leakage, under the pressure of large output the most traffic.When determining to conveying medium, we should strictly follow the provisions of the product manuals on use manufacturers recommend fluid as far as possible, and pay attention to consider the system operating temperature range.When you want to use in a wide temperature range, medium viscosity index should be higher.Medium is not only the energy transfer intermediary, but also lubrication, sealing and heat transfer medium.Liquid viscosity is too high will increase internal friction resistance, lower output power, waste of energy, and generate high temperature system. High viscosity gear pump outlet pipe shall set up relief valve or other protective device on the road, so once the clogging pump export channels, can open the relief valve pressure relief.For high viscosity gear pump need positive &negative, import and export all needs to set up the line safety valve.

    1、工作壓力(li)的選定1, select the work pressure

　　輸送皂(zào)角泵額定(dìng)的壓力是(shi)指泵連續(xù)工作時的(de)最高許用(yong)壓力👈，而其(qi)工作💘壓⚽力(li)則決定于(yú)外部負載(zǎi)，安裝和調(diào)試的📐壽命(mìng)與其🔱工作(zuo)壓力直接(jie)相關。對于(yú)不頻繁工(gong)作的齒輪(lún)泵，其工作(zuo)壓力可取(qu)為泵的額(é)定壓力，考(kǎo)慮到産品(pǐn)質量不同(tong)，最好将額(e)定壓力降(jiàng)低20%～30%使用。對(duì)于經常工(gong)作于較高(gao)壓力下的(de)齒輪泵，其(qi)工作壓力(li)應比泵的(de)額定壓力(lì)低1～2個壓力(lì)級。石油化(huà)工設備常(cháng)常是24小時(shi)連續運轉(zhuan)，這時泵的(de)工作壓力(lì)應該取得(de)比額定壓(yā)力💋低得💚多(duo)，且工作轉(zhuǎn)速也應該(gāi)低于額定(dìng)轉速。如果(guǒ)💃🏻高粘度齒(chǐ)輪泵的工(gong)作壓力調(diào)整過高，則(ze)會使齒輪(lún)泵在超負(fu)荷下運行(hang)。High viscosity pump rated pressure refers to the maximum allowable pump continuous work pressure, and its working pressure is determined by the external load, installation and commissioning of life is directly related with work pressure.For not frequent work gear pump, the working pressure is desirable for the rated pressure of the pump, taking the quality into consideration, it is best to used pressure rated lower 20% ~ 30%.For often work under high pressure gear pump, the working pressure shall be lower than the rated pressure of the pump 1 ~ 2 pressure level.Petrochemical equipment are often 24 hours of continuous operation, and at this time of the pump working pressure should be obtained was much lower than the rated pressure, and the work speed should be lower than the rated speed.If the high viscosity gear pump high pressure adjustment, will make the pump running under overload.

　　2.安裝與試(shì)運轉2. Installation and commissioning

　　高粘(zhan)度泵的支(zhi)座或法蘭(lan)與其驅動(dòng)電機應采(cǎi)用共同的(de)‼️安裝㊙️基礎(chu)，基礎、法蘭(lan)或支座均(jun)需具有足(zú)夠的剛度(du)，以減小齒(chǐ)輪泵運轉(zhuǎn)時産生的(de)振動和噪(zao)聲。電動機(ji)與齒輪泵(bèng)須用彈性(xing)聯軸器連(lián)接，同軸度(dù)小于0.1毫米(mi)，傾斜角不(bú)得大于1度(du)。安裝聯軸(zhóu)器時不得(dé)用錘敲打(dǎ)，以免傷害(hài)齒輪泵的(de)齒輪等零(ling)件。若用帶(dài)輪、鍊輪等(děng)驅動時應(ying)設托架支(zhī)承，以防主(zhu)動齒輪軸(zhou)承受徑向(xiàng)力。緊固齒(chǐ)輪泵、電動(dong)機的地腳(jiǎo)螺釘時，螺(luó)釘受力應(ying)均勻，連接(jie)可靠。用手(shǒu)轉動㊙️聯軸(zhóu)器時，應感(gǎn)覺到齒輪(lún)泵能夠輕(qing)松地轉動(dòng)，沒有卡緊(jǐn)等異常現(xiàn)象出現，然(rán)後♈才✌️可以(yǐ)配管。高粘(zhan)度齒輪泵(beng)的吸油管(guan)道内徑應(ying)足夠大，并(bìng)避免狹窄(zhai)通道或急(jí)🛀劇拐彎、彎(wān)🥵頭，去除不(bu)必要的閥(fá)門、附件，盡(jìn)可能地降(jiàng)低泵的安(an)裝高度，縮(suō)短吸油管(guan)道的長度(du)，以減少壓(yā)力損失📧。管(guǎn)接頭等元(yuan)件的密封(fēng)要良好，以(yǐ)防止空氣(qi)侵入，從而(ér)控制氣穴(xue)與氣蝕的(de)發生。在開(kāi)始運轉前(qian)✍️，往齒輪泵(bèng)的殼體内(nei)灌滿待輸(shu)送的液體(tǐ)，便于安全(quán)動。若環境(jing)📧溫度低于(yu)冰點，應預(yu)先向泵内(nèi)通入熱蒸(zhēng)汽，進行預(yù)熱處💃🏻理，然(rán)後才可啟(qǐ)動齒輪泵(beng)。齒輪泵的(de)旋轉方向(xiang)要與進、出(chu)油口相符(fú)。齒輪泵若(ruo)是第一次(ci)運行，或長(zhang)期閑置後(hòu)再使用，最(zui)好在空🚶載(zǎi)或小負荷(he)情況下先(xiān)跑合一小(xiao)時左右。如(rú)果在跑合(hé)階段預先(xian)覺出異常(cháng)溫升、洩漏(lou)、振動和噪(zào)聲時，應機(jī)檢查。高粘(zhān)度泵的出(chu)口管路上(shàng)還應當設(she)置安全閥(fá)等保護裝(zhuāng)置，這樣一(yī)旦泵的出(chu)口通道發(fā)生堵塞，就(jiu)可以打開(kāi)安全閥卸(xiè)壓💰。對于需(xū)要正反轉(zhuǎn)的高粘度(dù)齒輪泵，其(qi)進出口管(guan)路上均需(xū)設置安全(quan)閥。High viscosity pump bearing or flange and its drive motor should use common installation basis, foundation, flange or support all needs to have enough rigidity, to reduce the vibration of gear pump is running and noise.Motor and gear pump with elastic shaft coupling, coaxial degree is less than 0.1 mm, Angle shall not be greater than 1 degree.When installing coupling hammer shall not be used, in order to avoid damage gear and other parts of the gear pump.If use the belt wheel, wheel, etc, shall set bracket support, in case of driving gear bearing by the radial force.Ground screw fastening gear pump, motor, screw force should be uniform, reliable connection.Turn the coupling with the hand, should feel can easily turn the gear pump, no abnormal phenomenon such as clamping, then can be piping.High viscosity gear pump oil suction pipe diameter should be large enough, and to avoid the narrow channel, or a sharp bend, bend, remove unnecessary valves, fittings, as much as possible to reduce the installation height of pump, shorten the length of the oil suction pipe, in order to reduce the pressure loss.Components, such as pipe joint sealed well, in order to prevent the air intrusion, thus control air-pocket and the occurrence of cavitation.Before starting operation, to gear pump casing filled with liquid, easy to safety.If the environment temperature is below freezing, should advance to pump into the hot steam, preheating treatment, and then to start the pump.Direction of rotation of the gear pump, oil outlet in accord.Gear pump is the first run, or long-term idle before using, had better under the condition of no load or small load to run one hour or so.If in the running-in stage in advance the abnormal temperature rise, leakage, vibration and noise, should machine inspection.High viscosity of the pump outlet pipe also shall set up relief valve or other protective device on the road, so that once the clogging pump export channels, can open the relief valve pressure relief.For high viscosity gear pump need positive &negative, import and export all needs to set up the line safety valve.