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进口立式双吸离心泵

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产品简介
产地 进口 产品新旧 全新

美国尼科NICO进口立式双吸离心泵(原来也称中开型),使用双吸式叶轮,并且泵可以中间剖开,故称为双吸中开式离心泵。美国尼科NICO结合用户使用习惯和使用难点优化之后研发的泵种。供抽送清水或物理化学性质类似于清水的其它液体之用。要求被输送液体温度≤80℃。标配填料密封,可选配机械密封。因其可以中间剖开的特性,检修维修十分方便。深受广大用户的喜爱。第二代水力模型更优按API610 BB1结构化工系列单

详细介绍

<strong>进口立式双吸离心泵</strong>

<strong>进口立式双吸离心泵</strong>

一、进口立式双吸离心泵产品概述

美国尼科NICO进口立式双吸离心泵(原来也称中开型),使用双吸式叶轮,并且泵可以中间剖开,故称为双吸中开式离心泵。美国尼科NICO结合用户使用习惯和使用难点优化之后研发的泵种。供抽送清水或物理化学性质类似于清水的其它液体之用。要求被输送液体温度≤80℃。标配填料密封,可选配机械密封。因其可以中间剖开的特性,检修维修十分方便。深受广大用户的喜爱。第二代水力模型更优按API610 BB1结构化工系列单级双吸、水平中开式离心泵,温度范围:<80℃,底脚支撑,油润滑,效率更高,可供广大用户比较选择。高温系列、单级双吸水平中开离心泵;温度范围: 80~150℃,温度>120℃采用中心支撑。

二、进口立式双吸离心泵选型参数

公称通径:25~1000mm

流量范围:9180m3/h

扬程范围:5~55m

功率范围:1.5~135KW

转速范围:740-2900r/min

温度范围 :-20℃~150℃

工作压力:≤1.6Mpa

泵体材质:WCB、304、316、四氟

三、进口立式双吸离心泵特点

本型泵的吸入口与吐出口均在水泵轴心线下方,水平方向与轴线成垂直位置,泵壳中开,检修时无需拆卸进水、排出管路及电动机(或其他原动机)。从联轴器向泵的方向看去,水泵为逆吋针方向旋转。如根据用户订货需要也可改为顺吋针旋转。

本型泵的主要零部件有:泵体、泵盖、叶轮、轴、双吸密封环、轴套、轴承等。

泵体与泵盖构成叶轮的工作室,在进出水法兰上制有安装真空表和压力表的管螺孔,进出水法兰的下部制有放水的管螺孔。

叶轮经过静平衡校验,用轴套和两侧的轴套螺母固定,其轴向位置可以通过轴套螺母进行调整,叶轮的轴向力利用其叶片的对称布置达到平衡,可能还有一些剩余轴向力则由轴端的轴承承受。

泵轴由两个单列向心球轴承支承,轴承装在泵体两端的轴承体内,用黄油润滑,双吸密封环用以减少水泵压水室的水漏回吸水室。

水泵通过联轴器由电动机直接传动。

轴封为软填料密封,为了冷却润滑密封腔和防止空气漏入泵内,在填料之间有水封环,水泵工作时小量高压水通过水封管流入填料腔起水封作用。

进口立式双吸离心泵应用领域(高效、稳定、低维护)

发电行业:发电厂冷却循环水泵/开、闭式水循环水泵/热网循环泵

造纸行业:网前箱供料泵/流浆箱给水泵/原水抽吸泵

钢铁行业:加热炉循环泵/风口高压泵/氧枪泵/高压除鳞泵/轧机冷却泵

石化行业:短距离管线输油/原油输送/石油码头油品装卸/循环水

水务行业:自来水厂供水/城市排涝/消防供水/供水泵站/工业用水

海水淡化:海水供应泵/海水再循环泵

四、进口立式双吸离心泵结构图


五、进口立式双吸离心泵主要材料表

1轴承体部件乙2护罩3填料密封部件4轴 5泵盖 6叶轮
7密封环8叶轮挡套 9水封管部件10机械密封部件11轴承体部件甲 12联轴器罩
13轴承挡套14轴套15泵体


六、进口立式双吸离心泵性能参数

型号(Type)流量(Q)
Capacity
扬程(H)
Head
转速(n)
Speed
轴功率(Pa)
ShaftPower
配套电机Motor效率
Eff.
汽蚀余量
NPSHr
泵重
Weight
(m3/h)(l/s)(m)(r/min)(kW)(kW)型号(Type)(%)(m)(kg)
SX150-240/2
16044.478297042.555NK2-250M-2804.0165
A15041.76935.545NK2-225M-2793.9
B14139.26129.837NK2-200L2-2783.8
C13236.75324.830NK2-200L1-2773.7
SX150-240M/2
16245.065297036.345NK2-225M-2793.8165
A15242.35830.637NK2-200L2-2783.7
B14339.75125.530NK2-200L1-2773.6
C13437.34521.630NK2-200L1-2763.5
SX150-310/2
19253.3122297084.0110NK2-315S-2764.2200
A18050.010770.190NK2-280M-2754.1
B16947.09559.075NK2-280S-2744.0
C15844.08349.155NK2-250M-2733.9
SX150-310M/2
16245.0107297063.075NK2-280S-2754.0200
A15242.39553.175NK2-280S-2743.9
B14339.78344.355NK2-250M-2733.8
C13437.37437.545NK2-225M-2723.7
SX200-160/2
34295.021297025.130NK2-200L1-2784.9210
A32991.31922.630NK2-200L1-2774.7
B31487.31820.030NK2-200L1-2764.6
C30083.31617.622NK2-180M-2754.5
SX200-160M/2
29481.719297019.830NK2-200L1-2774.6210
A28278.31717.722NK2-180M-2764.5
B27075.01615.718.5NK2-160L-2754.4
C25972.01514.118.5NK2-160L-2744.3
SX200-200/2
34295.039297044.355NK2-250M-2825.1220
A32991.33639.945NK2-225M-2814.9
B31487.33335.345NK2-225M-2804.8
C30083.33031.037NK2-200L2-2794.7
SX200-200M/2
29481.733297032.637NK2-200L2-2814.9220
A28278.33029.237NK2-200L2-2804.8
B27075.02825.930NK2-200L2-2794.7
C25972.02623.230NK2-200L2-2784.4
SX200-240/2
34295.065297073.090NK2-280M-2835.4250
A32490.05862.875NK2-280S-2825.2
B30885.75354.875NK2-280S-2815.0
C29080.74746.355NK2-250M-2804.9
SX200-240M/2
29481.758297056.675NK2-280S-2824.8250
A28077.75249.355NK2-250M-2814.6
B26473.34742.055NK2-250M-2804.4
C25069.34236.045NK2-225M-2794.3
SX200-280/2
34295.01052970122.3160NK2-315L1-2805.3310
A32289.393103.0132NK2-315M-2795.1
B30083.38184.7110NK2-315S-2784.9
C28178.07170.390NK2-280M-2774.8
SX200-280M/2
29481.7942970100.4110NK2-315S-2755.0310
A27676.78384.290NK2-280M-2744.8
B25972.07370.775NK2-280S-2734.6
C24167.06357.775NK2-280S-2724.5
SX200-280/4
17047.226148015.118.5NK2-180M-4801.8310
A15844.02312.315NK2-160L-4791.7
B14841.02010.115NK2-160L-4781.6
C13838.3178.411NK2-160M-4771.5
SX200-280M/4
14440.023148012.015NK2-160L-4751.7310
A13637.72010.215NK2-160L-4741.6
B12735.3188.511NK2-160M-4731.5
C11933.0167.011NK2-160M-4721.4
SX200-370/2
370102.81902970262.3280YX450-2735.3480
A34896.6168221.2250NK2-355M2-2725.1
B32590.2146182.1200NK2-315L2-2714.9
C30484.4128151.4185NK2-315L2-2704.8
SX200-370M/2
29481.71152970129.7185NK2-315L2-2714.9480
A27676.7101108.9160NK2-315L1-2704.7
B25972.08991.5132NK2-315M-2694.5
C24167.07774.8110NK2-315S-2684.4
SX200-370/4
16846.748148030.137NK2-225S-4731.7480
A15844.04325.630NK2-200L-4721.6
B14841.03721.030NK2-200L-4711.5
C13838.33217.422NK2-180L-4701.4
SX200-370M/4
14440.030148016.622NK2-180L-4711.6480
A13637.72714.018.5NK2-180M-4701.5
B12735.32311.815NK2-160L-4691.4
C11933.0209.715NK2-160L-4681.3
SX200-365/4
384106.743148056.275NK2-280S-4802.5350
A365101.33948.855NK2-250M-4792.4
B34696.03542.045NK2-225M-4782.3
C32690.73135.937NK2-225S-4772.2
SX200-365M/4
32690.738148042.855NK2-250M-4792.4350
A31086.03437.045NK2-225M-4782.3
B29381.33131.737NK2-225S-4772.2
C27777.02727.230NK2-200L-4762.1
SX200-500/4
384106.773148097.9110NK2-315S-4782.4390
A365101.36685.0110NK2-315S-4772.3
B34696.05973.290NK2-280M-4762.2
C32690.75362.575NK2-280S-4752.1
SX200-500M/4
34896.768148083.790NK2-280M-4772.3390
A33091.76172.390NK2-280M-4762.2
B31387.05562.775NK2-280S-4752.1
C29582.04953.275NK2-280S-4742.0
SX250-250/4
588163.312148023.430NK2-200L-4823.6320
A564156.71120.930NK2-200L-4813.5
B540150.01018.622NK2-180L-4803.4
C518144.0916.718.5NK2-180M-4793.3
SX250-250M/4
498138.310148016.722NK2-180L-4813.4320
A478132.7915.018.5NK2-180M-4803.3
B458127.3813.418.5NK2-180M-4793.2
C438121.7811.815NK2-160L-4783.1
SX250-300/4
588163.320148038.145NK2-225M-4843.5350
A564156.71834.145NK2-225M-4833.4
B540150.01730.337NK2-225S-4823.3
C518144.01627.137NK2-225S-4813.2
SX250-300M/4
498138.319148031.137NK2-225S-4833.2350
A478132.71727.737NK2-225S-4823.1
B458127.31624.830NK2-200L-4813.0
C438121.71521.930NK2-200L-4802.9
SX250-360/2
588163.31472970294.3355YX450-2806.8500
A552153.3130246.6315YX450-2796.6
B518144.0114206.9250NK2-355M2-2786.3
C482134.099168.9200NK2-315L2-2776.0
SX250-360M/2
498138.31152970197.5250NK2-355M2-2796.1500
A468130.0102166.0200NK2-315L2-2785.9
B438121.789137.8185NK2-315L2-2775.7
C408113.377112.9160NK2-315L1-2765.5
SX250-350/4
621172.537148072.890NK2-280M-4863.3390
A616171.03671.775NK2-280S-4853.1
B583162.03361.775NK2-280S-4843.0
C551153.02952.655NK2-250M-4832.9
SX250-350M/4
498138.331148049.555NK2-250M-4852.7390
A473131.32842.855NK2-250M-4842.6
B449124.72537.145NK2-225M-4832.5
C424117.72231.637NK2-225S-4822.4
SX250-370/4
588163.344148082.990NK2-280M-4853.2480
A552153.33969.475NK2-280S-4843.1
B518144.03458.275NK2-280S-4833.0
C482134.03047.555NK2-250M-4822.9
SX250-370M/4
498138.339148063.075NK2-280S-4843.1480
A468130.03452.975NK2-280S-4833.0
B438121.73043.955NK2-250M-4822.9
C408113.32635.945NK2-225M-4812.8
SX250-450/4
621172.5651480134.1160NK2-315L1-4823.5500
A593164.759118.1132NK2-315M-4813.4
B562156.053101.7110NK2-315S-4803.3
C530147.34786.790NK2-280M-4793.2
SX250-450M/4
528146.753148094.1110NK2-315S-4813.4500
A502139.34881.790NK2-280M-4803.3
B475132.04370.375NK2-280S-4793.2
C449124.73860.075NK2-280S-4783.1
SX250-500/4
480133.3841480140.8160NK2-315L1-4782.9540
A456126.776122.3132NK2-315M-4772.8
B432120.068105.4110NK2-315S-4762.7
C408113.36189.9110NK2-315S-4752.6
SX250-550/4
648180.01061480236.9250NK2-355M2-4793.9650
A616171.096205.7220NK2-355L1-4783.8
B583162.086177.2185NK2-315L2-4773.7
C551153.077151.2160NK2-315L1-4763.6
SX250-550M/4
498138.3921480162.1200NK2-315L2-4773.7650
A468130.081136.3160NK2-315L1-4763.6
B438121.771113.2132NK2-315M-4753.5
C408113.36292.7110NK2-315S-4743.4
SX300-250/4
1008280.011148036.845NK2-225M-4825.8470
A958266.01032.045NK2-225M-4815.6
B907252.0927.237NK2-225S-4815.4
C857238.0823.230NK2-200L-4805.3
SX300-250M/4
768213.38148020.430NK2-200L-4824.9470
A730202.7717.730NK2-200L-4814.8
B691192.0615.122NK2-180L-4814.6
C653181.3612.818.5NK2-180M-4804.5
SX300-300/4
1020283.317148056.975NK2-280S-4834.1420
A922256.01442.555NK2-250M-4823.9
B883245.31337.945NK2-225M-4813.7
C845234.71233.545NK2-225M-4803.6
SX300-300M/4
864240.012148034.445NK2-225M-4823.9420
A821228.01129.937NK2-225S-4813.7
B778216.01025.737NK2-225S-4803.6
C734204.0922.030NK2-200L-4793.5
SX300-340/4
960266.732148099.6110NK2-315S-4844.3460
A912253.32986.490NK2-280M-4834.1
B864240.02674.490NK2-280M-4824.0
C816226.72363.475NK2-280S-4813.8
SX300-340M/4
816226.726148068.090NK2-280M-4853.4460
A784217.72460.975NK2-280S-4843.3
B751208.72254.375NK2-280S-4833.2
C718199.32047.955NK2-250M-4823.1
SX300-440/4
1080300.0541480186.9200NK2-315L2-4854.9590
A1026285.049162.2185NK2-315L2-4844.7
B972270.044139.5160NK2-315L1-4834.5
C918255.039119.0132NK2-315M-4824.3
SX300-440M/4
984273.3491480154.5185NK2-315L2-4854.7590
A935259.744134.1160NK2-315L1-4844.5
B886246.040115.4132NK2-315M-4834.3
C836232.33598.4110NK2-315S-4824.1
SX300-520/4
960266.7841480264.7280YX450-4834.0860
A912253.376229.7250NK2-355M2-4823.9
B864240.068197.7220NK2-355L1-4813.8
C816226.761168.6200NK2-315L2-4803.7
SX300-520M/4
816226.7731480197.9220NK2-355L1-4823.8860
A768213.365167.0200NK2-315L2-4813.7
B718199.356138.0160NK2-315L1-4803.6
C670186.049113.5132NK2-315M-4793.5
SX300-670/4
960266.71461480471.4500YX450-4814.01110
A902250.7129396.4450YX450-4803.9
B845234.7113329.4400YX450-4793.8
C787218.798269.9315YX450-4783.7
SX300-670M/4
816226.71291480358.4400YX450-4803.81110
A768213.3114302.6355YX450-4793.7
B718199.3100250.0280YX450-4783.6
C670186.087205.8250NK2-355M2-4773.5
SX350-290/4
1536426.713148065.590NK2-280M-4835.8660
A1459405.31256.975NK2-280S-4825.6
B1382384.01148.475NK2-280S-4825.4
C1306362.7941.255NK2-250M-4815.3
SX350-290M/4
1296360.010148042.555NK2-250M-4835.2660
A1231342.0936.955NK2-250M-4825.1
B1166324.0831.445NK2-225M-4824.9
C1102306.0726.837NK2-225S-4814.8
SX350-340/4
1584440.0271480138.7160NK2-315L1-4845.6630
A1505418.024120.3160NK2-315L1-4835.4
B1426396.022103.6132NK2-315M-4825.3
C1346374.02088.3110NK2-315S-4815.2
SX350-340M/4
1344373.317148074.1110NK2-315S-4845.3630
A1277354.71564.390NK2-280M-4835.2
B1210336.01455.375NK2-280S-4825.0
C1142317.31247.275NK2-280S-4814.9
SX350-410/4
1536426.7451480221.5250NK2-355M2-4855.5750
A1476410.042198.9220NK2-355L1-4845.4
B1414392.738176.8200NK2-315L2-4835.2
C1356376.735158.0185NK2-315L2-4825.0
SX350-410M/4
1296360.0361480149.5185NK2-315L2-4854.7750
A1244345.733133.9160NK2-315L1-4844.5
B1193331.330119.4132NK2-315M-4834.4
C1140316.728105.5132NK2-315M-4824.3
SX350-500/4
1536426.7681480334.7355YX450-4855.3900
A1459405.361290.4315YX450-4845.1
B1382384.055249.9280YX450-4834.9
C1306362.749213.1250NK2-355M2-4824.7
SX350-500M/4
1296360.0611480256.4280YX450-4844.8900
A1231342.055222.5250NK2-355M2-4834.6
B1166324.049191.5220NK2-355L1-4824.5
C1102306.044163.3185NK2-315L2-4814.3
SX350-520/4
1416393.3811480376.4400YX450-4835.31130
A1345373.773326.7355YX450-4825.1
B1274354.066281.2315YX450-4814.9
C1204334.359239.9280YX450-4804.7
SX350-520M/4
1200333.3721480283.6315YX450-4835.11130
A1140316.765246.1280YX450-4824.9
B1080300.058211.8250NK2-355M2-4814.8
C1020283.352180.7200NK2-315L2-4804.7
SX350-610/4
1536426.71101480554.5630YX450-4834.91380
A1445401.397467.1500YX450-4824.7
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C3264906.711113.4132NK2-355M2-6855.5

八、进口立式双吸离心泵材质配置

零件名称材质配置
HT250QT500-7铸钢3042Cr1340Cr45双相钢
泵壳



叶轮







轴套




密封环




轴承体






九、进口立式双吸离心泵说明

●为清水常规配置:为特殊介质或特殊工况的选配,高效节能双吸泵技术优势

●优势一高效率:引进国内外秀水力模型,采用CFD计算流体动力学分析方法,针对性地进行优化分析改进;性能指标超越行业水平,达到*水平,率突破92%。

●优势二低脉动:采用两半叶轮叶片交错布置结构,从而改变叶频(叶片通过泵体隔舌频率),使得液流脉冲降低(约降低扬程的1%。~4%o),液流更加平稳,效率更高、振动更小、运行更加平稳可靠。

●优势三低汽蚀余量:叶片进口边形状采用凸弧形优化设计,增加液流进口过流面积,降低进口流速,使得进口边压力增加,从而提高汽蚀余量。叶片头部采用翼型流线设计,使得液流冲击损失减少,漩涡减少,不但提高了点效率值,同时使得高效区更加宽广,压力分布均匀,汽蚀性能更佳。

●优势四高可靠性:高扬程泵采用双蜗壳设计,泵体、泵盖均设置加强筋,并采用ANSYS力学分析软件优化结构,泵壳具有很高的强度,轴承跨距短,轴加粗设计,使得转子运转时扰度小,稳定可靠。所有叶轮均做6.3级静平衡试验,整个转子按API610标准做2.5级动平衡试验。主轴采用不接触液体的全密封式设计,轴承部件设置唇形油封+V型密封圈组合密封结构,具有优秀的防漏油、防灰尘、防水、防湿气功能。

●优势五强适应性:

泵高效区宽,能更大范围满足用户要求;另外,我们采取一泵两轮的叶轮配置方式使得泵具有非常好的可选性,能绝大部分保证用户的工况点都能选到高效范围。

泵进、出口法兰可按照GB、ISO、DIN、BS、ANSI等标准加工。

泵壳流道:可进行超滑节能涂层、耐磨耐腐涂层等选择。输送高温介质可采用CPS-R型结构,泵采用中心支撑、水冷轴承体。

轴封系统:可实现填料密封、单端面密封互换,也可按用户要求配置集装式机封、双端面机封以及配置AP1682标准的冲洗系统。

轴承润滑系统:可采用脂润滑或稀油润滑供灵活选择。

轴承冷却系统:可根据介质温度高低选择自然冷却或水冷却轴承体。

远程监控:轴承体设置测温、测振等监测接口,可方便实现远程监控。

●优势六高通用化:除泵体、泵盖、叶轮等少数零件外,其余均采用模块化设计,实现了零件的标准化,同轴系的轴承部件、密封部件、轴套、挡套等均可实现互换,方便实现泵的量产。




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