消防泵常見的八大問題以及故障方案
來源：http://n3462.cn/ 日期：2022-02-25
消防泵是保障消防的重要設(shè)施，清楚地了解消防泵的問題,，并針對性地掉這些問題,，才能保障消防泵的長久使用。一起來看看消防泵常見的八大問題,。
Fire pump is an important facility to ensure fire protection. Only by clearly understanding the problems of fire pump and solving these problems can we ensure the long-term use of fire pump. Let's take a look at the eight common problems of fire pump.
問題一：消防泵震動嚴重,；
Problem 1: the fire pump vibrates seriously;
1.消防泵與電機軸不同心?調(diào)正，對準消防泵與電機軸心,。
1. The fire pump and motor shaft are not concentric? Align and align the axis of fire pump and motor.
2.消防泵軸彎曲? 拆下校直或換成新的,。
2. Is the fire pump shaft bent? Remove the straightening or replace it with a new one.
3.葉輪不平衡? 拆下找平衡。
3. Impeller imbalance? Remove and balance.
問題二：消防泵抽不出液體,；
Problem 2: the fire pump cannot pump out liquid;
1.壓出管路太細,，管路損失太大? 換適合的壓出管路,。
1. The extruded pipeline is too thin and the pipeline loss is too large? Replace with a suitable press out line.
2.使用揚程超過了設(shè)計揚程?重新選消防泵。
2. The service lift exceeds the design lift? Re select the fire pump.
3.吸入管或消防泵內(nèi)沒有排凈氣體? 檢修吸入管路并排凈氣體,。
3. There is no exhaust gas in the suction pipe or fire pump? Repair the suction pipeline and exhaust the gas.
4.吸上高度超過允許范圍? 按允許吸上高度重新安裝消防泵,。
4. The suction height exceeds the allowable range? Reinstall the fire pump according to the allowable suction height.
5.輸送熱的、揮發(fā)性的介質(zhì)? 降低吸程或采用倒灌按裝,。
5. Transport hot and volatile media? Reduce the suction lift or adopt reverse filling and press installation.
6.轉(zhuǎn)向反了?糾正轉(zhuǎn)向,。
6. The steering is reversed? Correct the steering.
7.沒有灌注液體?重新灌消防泵。
7. Not filled with liquid? Refill the fire pump.
8.吸入管,、出水管或消防泵的流道堵塞?清理雜物,。
8. Is the flow passage of suction pipe, outlet pipe or fire pump blocked? Clean up sundries.
問題三：機械密封泄漏嚴重；
Problem 3: serious leakage of mechanical seal;
1.固定螺釘松動,，使彈簧失去作用?緊固螺釘或重新調(diào)整彈簧,。
1. The fixing screw is loose and the spring loses its function? Tighten the screw or readjust the spring.
2.彈簧壓力不足?重新調(diào)整彈簧壓縮量或換彈簧。
2. Insufficient spring pressure? Readjust the spring compression or replace the spring.
3.靜環(huán)裝配歪斜?重裝消防泵用靜環(huán),。
3. Is the static ring assembly skewed? Reinstall the stationary ring for fire pump.
4.動換或靜環(huán)端面腐蝕,、磨損或刮傷?更換壞的動環(huán)靜環(huán)。
4. Is the end face of the moving or stationary ring corroded, worn or scratched? Replace the broken moving ring and stationary ring.
5.軸套加工精度和光潔度不夠,，影響了動環(huán)的軸向移動?換加工精度合格的軸套,。
5. The machining accuracy and finish of the shaft sleeve are not enough, which affects the axial movement of the moving ring? Replace the shaft sleeve with qualified machining accuracy.
6.雜質(zhì)、異物或介質(zhì)結(jié)晶影響了動環(huán)的軸向移動或支撐在動,、靜環(huán)的端面之間?
6. Impurities, foreign matters or medium crystallization affect the axial movement of the moving ring or support between the end faces of the moving and stationary rings?
清理雜質(zhì),、異物和結(jié)晶，完全清洗密封元件,。
Clean impurities, foreign matters and crystals, and completely clean the sealing elements.
7.動環(huán)密封圈裝配斜卷或腐蝕變形?重裝或更換消防泵用動環(huán)密封圈,。
7. Is the moving ring seal assembly inclined or corroded and deformed? Reinstall or replace the moving ring seal ring for fire pump.
問題四：消防泵用電機過熱；
Problem 4: the motor for fire pump is overheated;
1.填料壓蓋壓的太緊或機械密封彈簧調(diào)的太緊?重新調(diào)整壓蓋或機械密封的彈簧壓縮量,。
1. The packing gland is pressed too tightly or the mechanical seal spring is adjusted too tightly? Readjust the spring compression of gland or mechanical seal.
2.使用范圍(流量,、揚程)超過消防泵的設(shè)計要求?按系列型譜選合適的電機。
2. Does the application range (flow and head) exceed the design requirements of the fire pump? Select the appropriate motor according to the series spectrum.
3.消防泵裝配質(zhì)量差,，有摩擦處或電機與消防泵軸不同心?檢查裝配質(zhì)量,，排除裝配故障。
3. Poor assembly quality of fire pump, friction or non concentricity between motor and fire pump shaft? Check the assembly quality and eliminate assembly faults.
4.介質(zhì)比重超過消防泵的配置電機?配置合適的消防泵用電機,。
4. Is the medium specific gravity more than the configuration motor of the fire pump? Configure appropriate motor for fire pump.
問題五：消防泵軸承過熱；
Problem 5: fire pump bearing overheating;
1.消防泵與電機軸不同心?調(diào)正,，對準消防泵與電機軸心,。
1. The fire pump and motor shaft are not concentric? Align and align the axis of fire pump and motor.
2.潤滑油(脂)沒有或不夠加潤滑油(脂)要求標準。
2. The lubricating oil (grease) is not or not enough. Add lubricating oil (grease) to the required standard.
3.軸承損壞?更換消防泵用軸承,。
3. Bearing damaged? Replace the bearing for fire pump.
問題六：消防泵的揚程不夠,；
Problem 6: the lift of fire pump is not enough;
1.轉(zhuǎn)速不足：檢查電流,，恢復轉(zhuǎn)速。
1. Insufficient speed: check the current and restore the speed.
2.葉輪腐蝕嚴重?更換葉輪,。
2. Impeller severely corroded? Replace the impeller.
3.半開式葉輪與消防泵蓋間隙太大?減小間隙,。
3. The clearance between the semi open impeller and the fire pump cover is too large? Reduce the gap.
4.消防泵的性能達不到設(shè)計要求?
4. The performance of the fire pump fails to meet the design requirements?
換符合設(shè)計要求的消防泵。
Replace the fire pump that meets the design requirements.
問題七：填料密封泄漏嚴重,；
Problem 7: serious leakage of packing seal;
1.填料質(zhì)量差密封性不好?更換符合要求的石棉填料,。
1. Poor packing quality and poor sealing performance? Replace the asbestos filler that meets the requirements.
2.軸套磨損太多?更換軸套。
2. Too much wear of shaft sleeve? Replace the shaft sleeve.
3.填料大小不一或磨損嚴重?更換統(tǒng)一型號的填料,。
3. Different sizes of fillers or serious wear? Replace the packing of the same model.
4.填料壓的太松?上緊填料壓蓋適當程度,。
4. Is the packing pressed too loose? Tighten the packing gland to the proper extent.
5.填料裝置不好?調(diào)整填料搭口，使之錯開一定角度不在一個方向,。
5. Poor packing device? Adjust the filler lap so that it is staggered at a certain angle and not in one direction.
問題八：消防泵的流量不夠,；
Problem 8: the flow of fire pump is not enough;
1.密封環(huán)嚴重磨損或腐蝕?更換密封環(huán)。
1. Is the sealing ring severely worn or corroded? Replace the sealing ring.
2.半開式葉輪與消防泵蓋間隙太大?- 減小間隙,。
2. The clearance between the semi open impeller and the fire pump cover is too large- Reduce the gap.
3.吸入管路太細或雜物堵塞? 換合適管路,，清理雜物。
3. Is the suction pipe too thin or blocked by sundries? Replace the appropriate pipeline and clean up the sundries.
4.葉輪嚴重磨損或嚴重腐蝕?更換葉輪,。
4. Impeller severely worn or corroded? Replace the impeller.
5.吸入管浸泡的程度不夠,，有空氣吸入消防泵內(nèi)?增加吸入管的浸入程度。重裝消防泵用靜環(huán),。
5. The degree of immersion of the suction pipe is not enough, and air is sucked into the fire pump? Increase the immersion of the suction pipe. Reinstall the stationary ring for fire pump.
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