●高粘度液(ye)體齒輪泵(bèng)在開始運(yùn)轉前，往齒(chi)輪泵的殼(ké)體内灌滿(mǎn)待輸送的(de)液體，便于(yú)安全啟動(dòng)。若環境溫(wen)度低于冰(bīng)點，應預先(xian)向泵内通(tōng)入熱蒸汽(qì)，進行預熱(rè)處理，然後(hou)才可啟動(dòng)齒輪泵。高(gāo)粘度泵的(de)旋轉方向(xiang)要與進、出(chū)油口相符(fú)。齒輪泵若(ruò)是第一次(cì)運行，或長(zhǎng)期閑置後(hòu)再使用，最(zui)好在空載(zǎi)或小🌈負荷(hé)♻️情況下先(xian)跑合一小(xiǎo)時左右。如(rú)果在跑合(he)階🈚段預先(xiān)覺察出🆚異(yi)常溫升、洩(xie)漏、振動和(hé)噪聲時，應(yīng)停機檢查(chá)。高粘度齒(chǐ)輪泵的支(zhī)座或法蘭(lan)與其驅動(dong)電機應采(cǎi)用共同的(de)安裝基礎(chǔ)，基礎✍️、法蘭(lan)或支座均(jun1)需具有足(zú)夠的剛度(dù)，以減小齒(chi)輪泵運轉(zhuan)時産生的(de)振動和噪(zao)聲。電動機(jī)與齒輪泵(beng)須用彈性(xing)聯軸器連(lián)接，同軸度(du)小于0.1毫米(mǐ)，傾斜角不(bu)得大于1度(dù)。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(líng)件。若用帶(dài)輪、鍊輪等(deng)驅動時應(ying)設托架支(zhī)承，以防主(zhu)動齒輪軸(zhóu)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(yīng)均勻，連接(jiē)可靠。用手(shǒu)🆚轉動🌈聯軸(zhóu)器時，應感(gǎn)覺到齒輪(lún)泵能夠輕(qīng)松地轉動(dòng)，沒有卡緊(jin)等異常現(xian)象出現，然(rán)後才可以(yǐ)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.

     高粘(zhan)度液體齒(chǐ)輪泵的吸(xī)油管道内(nei)徑應足夠(gou)大，并避免(mian)狹窄通道(dao)或急✊劇拐(guai)彎、減少彎(wan)頭，去除不(bú)必要的閥(fa)門、附件，盡(jìn)可能地降(jiang)低泵的安(ān)裝高度，縮(suō)短吸油管(guan)道的長度(du)，以減少壓(ya)力💃損失。管(guǎn)接頭等元(yuán)件的密封(feng)要良好，以(yi)防止空氣(qi)侵入，從而(er)控制氣穴(xué)與氣🐉蝕的(de)發生。止回(huí)閥與🍓安全(quán)閥在齒輪(lún)泵的輸出(chu)管路上最(zui)好安裝一(yi)個止回閥(fá)。這樣在檢(jian)修泵及輸(shū)出管道時(shi)，系統中的(de)液體不會(huì)發生倒流(liú)。齒輪泵帶(dai)負荷停車(che)時，亦可防(fang)止泵倒轉(zhuan)而在其輸(shū)出管道内(nei)産生局部(bu)真空。應當(dang)注意，出口(kǒu)止回閥不(bu)能裝反或(huò)出現卡📞死(si)現象。高粘(zhān)度♊泵的出(chū)口管路上(shang)還應當設(shè)置安全閥(fá)等💰保護裝(zhuang)置，這樣一(yi)旦泵的出(chū)口通道發(fā)生堵塞，就(jiù)可以打開(kāi)安全閥卸(xiè)壓。安全閥(fa)可以與📐泵(bèng)體或泵蓋(gai)鑄成一體(tǐ)，也可以單(dan)獨裝配。對(dui)于需要正(zheng)反轉的高(gāo)粘度齒輪(lun)泵，其進出(chū)口管路上(shàng)均需設置(zhi)安全閥。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.

   高(gao)粘度液體(tǐ)齒輪泵是(shi)輸送高粘(zhān)度液體的(de)齒輪泵，應(yīng)做到在較(jiào)低的功耗(hào)、較少的洩(xie)漏、較大的(de)壓力下輸(shu)✌️出最多👈的(de)流量。在确(que)定所要輸(shu)送的介質(zhì)時，應該嚴(yán)格遵循産(chǎn)品說明書(shu)上✨的規定(dìng)，盡量使用(yòng)廠家推薦(jiàn)的流體介(jie)質，并注意(yì)考慮系統(tǒng)的工作溫(wen)度範圍。當(dang)希望在某(mǒu)一較寬的(de)溫度範圍(wei)内使用時(shi)，輸送介質(zhì)的粘度指(zhǐ)數應該高(gao)些。輸送介(jiè)質不僅是(shi)能量傳遞(di)的中介，而(ér)且也是潤(rùn)滑、密封及(jí)傳熱介質(zhì)。液體粘度(du)過高會增(zeng)加内摩擦(cā)阻力，降低(dī)輸出功率(lǜ)，浪費能量(liang)，并産生過(guò)高的系統(tong)溫度.高粘(zhān)度齒輪泵(beng)的出口管(guǎn)路上應當(dang)設置安全(quan)閥等保護(hu)裝置，這樣(yàng)一旦泵的(de)🔞出口通道(dao)發生堵塞(sai)，就可以打(dǎ)開安全閥(fa)卸壓。對于(yú)需要🌈正反(fan)轉的高粘(zhān)度齒輪泵(beng)，其進出口(kǒu)管路上均(jun1)需設置安(ān)全閥。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(zuò)壓力的選(xuǎn)定1, select the work pressure

　　高粘度(du)液體齒輪(lún)泵額定的(de)壓力是指(zhi)泵連續工(gōng)作時的最(zuì)高許用壓(ya)力，而其工(gong)♍作壓力則(ze)決定于外(wai)部負載，安(ān)裝和調試(shi)的壽命與(yu)其✨工作壓(yā)力🔆直接相(xiang)關。對于不(bú)頻繁工作(zuo)的齒輪泵(beng)，其工作壓(yā)力可取為(wei)泵的額定(ding)壓力，考慮(lü)到産品質(zhi)量🔴不同，最(zui)好将額定(ding)壓力降低(dī)20%～30%使用。對于(yú)經常工作(zuò)于較高壓(yā)力下的齒(chi)輪泵，其工(gōng)作壓力應(yīng)比泵的額(é)定壓力低(di)1～2個壓力級(ji)。石油化工(gōng)設備常常(chang)是24小時連(lián)續運轉，這(zhe)時泵的工(gōng)作壓力應(yīng)該取得比(bi)額🙇‍♀️定壓💛力(li)低得🥰多，且(qiě)工作轉速(sù)也應該低(dī)于額定轉(zhuǎn)速。如果高(gāo)粘度齒輪(lun)泵的工作(zuò)壓力調整(zheng)過高，則會(huì)使齒輪泵(beng)在超負荷(hé)下運行。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(an)裝與試運(yùn)轉2. Installation and commissioning

　　高粘度(du)液體齒輪(lún)泵的支座(zuo)或法蘭與(yǔ)其驅動電(diàn)機應采用(yòng)共同的安(ān)裝基礎，基(ji)礎、法蘭或(huò)支座均需(xū)具有足夠(gòu)的剛度，以(yi)減小齒輪(lún)泵運轉時(shi)産生的振(zhen)動和噪聲(shēng)。電動機與(yu)齒輪泵須(xu)用彈性聯(lián)軸器連接(jie)，同軸度小(xiǎo)于0.1毫米，傾(qing)斜角不得(de)大于1度。安(an)裝聯軸器(qi)時不得用(yòng)錘敲打，以(yi)免傷害齒(chǐ)輪泵的齒(chǐ)輪等零件(jian)。若用帶輪(lún)、鍊輪等驅(qu)動時應設(she)托架支承(cheng)🛀🏻，以防👅主動(dòng)齒輪軸承(cheng)受徑向力(lì)。緊固齒輪(lun)泵、電動機(jī)的地腳螺(luó)釘時，螺釘(ding)受力應均(jun1)勻，連接可(ke)靠。用手轉(zhuǎn)動聯軸器(qì)時，應感覺(jiào)到齒輪泵(beng)能夠輕松(sōng)地轉動，沒(mei)有卡緊等(děng)異常現象(xiang)出現，然後(hòu)才💁可以配(pèi)管。高粘度(du)齒輪泵的(de)吸油管道(dao)内徑應足(zu)夠大，并避(bì)免狹窄通(tong)道或急劇(jù)拐彎、彎💚頭(tóu)，去除不必(bi)要的閥門(mén)、附件，盡可(ke)能地降低(di)泵的安裝(zhuang)高🏃度，縮⚽短(duǎn)吸油管道(dào)的長度，以(yǐ)減少壓力(li)損失。管接(jie)頭👄等元件(jiàn)的密封要(yào)良好，以防(fáng)止空氣侵(qin)入，從而控(kòng)制氣穴與(yǔ)氣蝕的發(fa)生。在開始(shǐ)運轉前🆚，往(wǎng)齒輪泵的(de)殼體内灌(guan)滿待輸送(song)的液體，便(bian)于安全動(dòng)。若環境溫(wēn)度低㊙️于冰(bing)點，應預先(xian)向泵内通(tong)入熱蒸汽(qi)，進行預熱(re)處理，然後(hou)才✍️可啟動(dòng)齒輪泵。齒(chǐ)輪泵的旋(xuán)轉方向要(yào)與進、出油(you)口相符。齒(chǐ)輪泵若是(shi)第一次運(yùn)行，或長期(qī)閑置後再(zai)使用，最好(hǎo)在空載♍或(huò)🔴小負荷情(qíng)況下先跑(pao)合一小時(shí)左右。如果(guo)在跑合階(jie)段預先覺(jiao)㊙️出異常溫(wēn)升、洩漏、振(zhen)動和噪聲(sheng)時，應機檢(jiǎn)查。高粘度(du)泵的出💚口(kǒu)管路上還(hái)應當設置(zhì)安全閥等(deng)保護裝置(zhi)，這樣一旦(dàn)泵的出口(kou)通道發生(shēng)堵塞，就可(ke)以打開安(ān)全閥卸壓(yā)。對于需要(yào)正反轉的(de)高粘度齒(chi)輪泵，其進(jin)出口管路(lu)上均需設(she)置安全閥(fa)。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.