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  • 產品名稱:進口臥式管道離心泵
  • 產品型號:
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一、進口臥式管道離心泵產品概述

進口臥式管道離心泵@德國NOOK諾克根據離心泵與立式泵的獨特結構組合設計的高效節能產品。采用國內先進水力模型優化設計而成,在其結構基礎上與一般臥式管道離心泵組合設計而成,解決了聯軸器固有的容易松動的弊端后,性能更加穩定。同時根據使用溫度、介質等不同在基礎上派生出熱水泵、高溫泵、化工泵、油泵等。

二、進口臥式管道離心泵選型參數

公稱通徑:DN15-DN500

流量范圍:1450m3/h

揚程范圍:最大150m

功率范圍:0.75-250kW

轉速范圍:740-2900r/min

溫度范圍 :-20℃~120℃

工作壓力:≤1.6Mpa

泵體材質:WCB、304、316、四氟

三、進口臥式管道離心泵應用

1、臥式清水泵,供輸送清水及物理化學性質類似于清水的其他液體之用,適用于工業和城市給排水,高層建筑增壓送水,園林噴灌,消防增壓,遠距離輸送,暖通制冷循環、浴室等冷暖水循環增壓及設備配套,使用溫度T≤80℃。

2、臥式熱水泵廣泛適用于:冶金、化工、紡織、造紙、以及賓館飯店等鍋爐熱水增壓循環輸送及城市采暖系統,使用溫度T≤120℃。

3、臥式化工泵,供輸送不含固體顆料,具有腐蝕性,粘度類似于水的液體,適用于石油、化工、冶金、電力、造紙、食品制藥和合成纖維等部門,使用溫度為-20~C~+120℃。

4、臥式管道油泵,供輸送汽油、煤油、柴油等用油類產品或易燃、易爆液體,被輸送介質溫度為-20~C~+120℃。

四、進口臥式管道離心泵工作條件

1、環境溫度<40℃,相對濕度<95%。

2、所輸送介質中固體顆粒體積含量不超過單位體積的0.1%,粒度<0.2mm。

注:如使用介質為帶有細小顆粒,請在訂貨時注明,以便廠家采用耐磨式機械密封。

進口臥式管道離心泵特點:

·運行平穩:泵軸的絕對同心度葉輪優異的動靜平衡,保證平穩運行,絕無振動。

·滴水不漏:不同材質的硬質合金密封,保證了不同介質輸送均無泄漏。

·噪音低:兩個低噪音軸承下的水泵,運轉平穩,除電機微弱聲響,基本無噪聲。

·故障率低:結構簡單合理,關鍵部分采用國際一流品質配套,整機無故障工作時間大大提高。

·維修方便:更換密封、軸承、簡易方便。

·占地更省:出口可向左、向右、向上三個方向,便于管道布置安裝,節省空間。

五、進口臥式管道離心泵結構圖

六、進口臥式管道離心泵主要材料表

1底座4葉輪7擋水圈10
2放水孔5取壓孔8端蓋

3泵體6機械密封9電機

1電動機:直接與水泵聯接傳送動力,采用加長軸電機。

2泵軸:與電機同軸,為電機加長軸,確保了軸的同心,使泵運轉平穩。噪音低、振動小,采用鍍鉻處理,增強了使用壽命。

3擋水圈:防止因密封漏水而使電機進水。

4機械密封:采用不銹鋼、碳化鎢、氟橡膠等材料制成。平衡式耐高溫。高壓機械密封,運行壽命長,不易滲漏,對軸無磨損,不積水垢,保證工作環境的整潔。

5取壓塞:可安裝壓力表直觀監控泵的運行。

6泵體:壓出塞和吸入室設計合理,設有安裝底腳,便于安裝和運行穩固。

7放氣塞:灌泵時排凈泵內空氣,保證了泵的正常啟動。

8葉輪:采用合理的水力模型設計而成,可靠性較好。

七、進口臥式離心泵流量意義

八、進口臥式離心泵起動與停車

進口臥式離心泵起動前準備:

1、試驗電機轉向是否正確,從電機頂部往泵看為順時針旋轉,試驗時間要短,以免使機械密封干磨損。

2、打幵排氣口使液體充滿整個泵體,待滿后關閉排氣閥。

3、檢查各部位是否正常。

4、用手盤動泵以使潤滑液逬入機械密封端面。

5、高溫型應先逬行預熱,升溫速度50℃/小時,以保證各部受熱均勻。

九、進口臥式離心泵起動前檢查

1、全開進口處閥門。2、關閉吐出管路閥門。3、起動電機,觀察泵運行是否正桷。4、調節出口閥幵度以所需工況,如用戶在泵出口處裝有流靈表或壓力表,應通過調節出口閥門幵度使泵在性能參數表所列的頷定點上運轉,如用戶在泵出口處裝有流量表或壓力表,應通過調節出口闔門幵度,測量泵的電機電流,使電機在額定電流內運行,否則將造成泵超負荷運行(即大電流運行)至使電機燒壞。調正好的出口閥門幵啟大與小和管道工況有關。5、檢査軸封泄漏情況,正常時機械密封泄漏應小于3滴/分。6、檢查電機、軸承處溫升≦70℃。

停車:

1、高溫型先降溫,降溫速度〈10℃/分,把溫度降低到80℃以下,才能停車。2、關閉吐出管路閥門。3、停止電機。4、關閉進口處閥門。5、如長期停車,應將泵內液體放盡。

七、進口臥式離心泵泵的維護

1、運行中的維護:

(2)進口處管道必須充滿液體,禁止泵在汽蝕狀態下長期運行。(2)定時檢查電機電流値,不得超過電機頷定電流。(3)泵進行長期運行后,由于機械磨損,使機組噪音及振動增大時,應停車檢查,必要時可更換易損零件及軸承,機組大修期一般為一年。

2、機械密封維護:

(1)機械密封潤滑應清潔無固體顆粒。(2)嚴禁機械密封在干磨情況下工作。(3)起動前應先盤動泵(電機)幾圈,以免突然起動造成石墨環斷裂損壞。(4)密封泄漏量允差3滴/分。否則應檢查。

十、進口臥式離心泵性能參數

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    機械及行業設備/閥門/流量控制閥

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    中國福建省廈門市

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      序號規格流量揚程
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      效率
      (%)
      轉速
      (r/min)
      電機功率
      (kW)
      必須汽蝕余量
      (NPSH)r
      重量
      (kg)
      (m3/h)(L/s)
      120-1101.80.5162528000.372.325
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      725-160A2.60.12293129001.12.334
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      832-1004.512.512.54429000.55227
      932-100(I)4.41.2213.24829000.75232
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      1132-125A3.10.8617.64329000.552.3
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      8.32.324835290042
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      1940-100A3.91.0810.65229000.372.3
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      8.32.31184329001.12.3
      2140-125A3.91.0817.64029000.752.333
      5.61.56164529000.752.3
      7.42.0614.44129000.752.3
      2240-1604.41.22333529002.22.347
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      2640-200A4.11.144536290032.362
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      2740-200B3.71.03382929002.22.352
      5.31.47362929002.22.3
      71.9434.52929002.22.3
      2840-2504.41.22822429007.52.3105
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      2940-250A4.11.14722429005.52.398
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