125QJ iMpompa eNxibelekayo eNzulu Kakuhle

QJ series submersible pump is a water lifting machine that submersible motor and pump directly connected to work in the water. The series of pumps are vertical, with small use area, compact structure, simple installation, easy maintenance and operation. Widely used in agricultural irrigation municipal engineering, water conservancy engineering, urban and industrial and mining enterprises water supply and drainage, drought relief and flood relief. Flow range 5-500m3/h, lift 4-800m, power 3-315KW.

I-1, ukunikezelwa kwamandla: isigaba sesithathu se-AC 380V (ukunyamezela + / - 5%), 50HZ (ukunyamezela + / - 1%).

2, umgangatho wamanzi:

(1) water temperature is not higher than 20 °C;

(2) isiqulatho sobumdaka obuqinileyo (umlinganiselo wobunzima) awukho ngaphezu kwe-0.01%;

(3) ixabiso le-PH (pH) 6.5-8.5;

(4) umxholo we-hydrogen sulfide awukho mkhulu kune-1.5mg / L;

(5) umxholo we-chloride ion awukho mkhulu kune-400mg/L.

3, the motor is closed or water-filled wet structure, before use the submersible motor cavity must be full of clean water, to prevent false full, and then tighten the water injection, air release bolts, otherwise not allowed to use 4, submersible pump must be completely submerged in the water, the diving depth is not greater than 70m, the bottom of the submersible pump from the bottom of the well is not less than 3m. 5, the well water flow should be able to meet the submersible pump water output and continuous operation, the submersible pump water output should be controlled at 0.7 - 1.2 times the rated flow.

6, the well should be straight, the submersible pump can not be used or dumped, only vertical use. 7, the submersible pump must be matched with the cable according to the requirements, and the external overload protection device. 8, the pump is strictly prohibited without water no-load test machine

I-1, impompo ephantsi kwamanzi yempompo yamanzi acocekileyo, inqanda iqula elitsha, ukumpompa intlenga kunye namanzi anodaka,

2, inqanaba lempompo yempompo yamanzi ibakala 380/50HZ, ukusetyenziswa kwamanye amanqanaba ombane weenjini eziphantsi kwamanzi kufuneka zenziwe ngokwezifiso. Intambo ephantsi komhlaba kufuneka isebenzise intambo engangeni manzi, kufuneka ixhotyiswe ngezixhobo zokuqalisa, njengebhokisi yokuhambisa, iqala ingalungeli kufuneka isetyenziswe ngokuqhelekileyo umsebenzi wokhuselo olubanzi lwemoto, njengokhuseleko lomthwalo wesiphaluka esifutshane, ukukhuselwa kwesigaba, ukukhuselwa kwe-undervoltage, ukukhuselwa komhlaba, ukukhuselwa kwe-idling. , kwimeko yeemeko ezingaqhelekanga, isixhobo sokukhusela kufuneka sibe luhambo lwesenzo ngexesha elifanelekileyo.

I-3, ukufakwa kunye nokusetyenziswa kwempompo kufuneka kusekelwe ngokuthembekileyo, kuthintele ukutyhala kunye nokutsala iswitshi xa izandla kunye neenyawo zimanzi, kufuneka zinqumle unikezelo lwamandla phambi kofakelo kunye nokugcinwa kwempompo, indawo yokusetyenziswa kwempompo ukuseta " ukuthintela ukothuka kombane" iimpawu ezicacileyo:

4, phantsi kwequla okanye phambi kofakelo, umngxuma wemoto kufuneka uzaliswe ngamanzi adityanisiweyo okanye amanzi abandayo acocekileyo acocekileyo acocekileyo, qinisa ibhonti yamanzi, impompo ekuqhutyweni kovavanyo lomhlaba, kufuneka ibe kwirubha yokuthambisa amanzi kwigumbi lokumpompa. iibheringi, ukuqalisa kwangoko akukho ngaphezu kwesibini, jonga ukuba i-steering iyafana nomyalelo wokuqhuba. Xa umpompo uthe tye, qaphela ukhuseleko, uthintele ukutshatyalaliswa kokulimala.

5, ngokungqongqo ngokwemiqathango yokunyuswa kwempompo, uluhlu lokuhamba kokusetyenziswa, ukuthintela ukuhamba okuphantsi okanye amandla okumpompa aphezulu, ukunyanzeliswa kwe-thrust kunye nezinye iindawo zokunxiba, ukugcwala kwemoto kutshiswe.

6, after the pump down the well, the measurement of the motor to the ground insulation resistance should not be less than 100M, after the start to observe the voltage and current, check the motor winding insulation, whether in line with the requirements; pump storage location temperature if less than freezing point, should be dry the motor cavity water, prevent the motor cavity water ice damage caused by low temperature.

 Structure brief introduction: the pump part is mainly composed of pump shaft, impeller, diversion shell, rubber bearing, check valve body (optional parts) and other components. The motor part is mainly composed of base, pressure regulating film, thrust bearing, thrust plate, lower guide bearing seat, stator, rotor, upper guide bearing seat, sand ring, water inlet section, and cable.

Iimpawu eziphambili zemveliso ziquka:

1.The motor is a water-loaded wet submersible three-phase asynchronous motor,and the motor cavity is filled with clean water for cooling the motor and lubricating the bearing.The regulating diaphragm at the bottom of the motor is used to adjust the expansion and contraction pressure difference inside and outside the body caused by the temperature rise of the motor.
2.In order to prevent the sand particles in the well water from entering the motor,two oil seals are installed at the extension end of the motor shaft,and the sand ring is installed to form a sand prevention structure.
3.In order to prevent the pump shaft from jumping when starting,the pump shaft is connected with the motor shaft through a coupling,and the thrust bearing is installed at the bottom of the motor.
4.The lubrication of the motor and the pump bearing is water lubrication.
5.The stator winding of the motor adopts high-quality submersible motor winding wire,with excellent insulation performance.
6.The pump is designed by computer CAD,with simple structure and excellent technical performance.

(1)Ulungiselelo phambi kofakelo:
1. Jonga ukuba impompo engaphantsi kwamanzi iyahlangabezana nemiqathango yokusetyenziswa kunye nobubanzi obuchazwe kwincwadana.
2. Ukusebenzisa i-obiect enzima ene-diameter elingana nobukhulu obungaphandle bedayamitha yempompo engaphantsi kwamanzi, linganisa ukuba i-inneldiameter ye-wellbore ingafanelana nempompo engaphantsi kwamanzi, kwaye ulinganise ukuba ubunzulu bomthombo buhlangabezana neemfuno zokufakela.
3. Jonga ukuba iqula licocekile na kunye nokuba amanzi amgxobhozo na. Ungaze usebenzise impompo yombane engaphantsi kwamanzi ukuhlamba udaka lwempompo ye-welor kunye namanzi esanti ukunqanda umonakalo ophambi kwexesha kwimpompo yombane engaphantsi kwamanzi.
4. Khangela ukuba indawo ye-welhead yokufakela i-clamp ifanelekile kwaye ingaba inokumelana nomgangatho weyunithi yonke.
5. Khangela ukuba izixhobo zempompo eziphantsi kwamanzi zigqityiwe kwaye zifakwe ngokufanelekileyo ngokwedayagram yendibano kwincwadana Susa isikrini sokucoca kwaye ujikelezise ukudibanisa ukuze ubone ukuba ijikeleza ngokuguquguqukayo.
6. Khupha isikrufu samanzi uze ugcwalise umngxuma wemoto ngamanzi acocekileyo, angadlekiyo (qaphela. qiniseka ukuba uyasifafa), uze uqinise isikrufu samanzi. Emva kweeyure ezili-12 zenaliti yamanzi, ukuxhathisa kwe-insulation ye-motor akufanele kube ngaphantsi kwe-150M Q xa kulinganiswa netafile yokungcangcazela ye-500V.
7. Cable joint, cut off a 120mm rubber sleeve from one end of the outgoing cable and the matching cable with an electrician's knifethen stagger the length of the three core wires in a stepped shape, peel off a 20mm copper core, scrape of the oxide layer on theoutside of the copper wire with a knife or sand cloth, and insert the two connected wire ends in palirs.After tying the layer tightly with fine copper wire, solder it thoroughly and firmly, and sand of any. burrs on the surface. Then, forthe three joints, use polyvester insulation tape to wrap them in a semi stacked manner for three lavers. Wrap the two ends of thewrapping layer tightywith nyion thread,and then use a semi stacked method to wrap the tape for three layers. Wrap the outellayer with high-pressure insulation tape for three layers. Finally, fold the threestrands together and repeatedly wrap them for fivelayers with high-pressure tape. Each layer must be tightly tied, and the interlayer joints must be tight and fimm to prevent water frompenetrating and damaging the insulation, After wrapping, soak in water at room temperature of 20 ’c for 12 hours, and measurethe insulation resistance with a shaking table, which should not be less than 100M Ω

Umzobo oqhotyoshelweyo wenkqubo yokufaka iintambo zentambo umi ngolu hlobo lulandelayo:

8. Sebenzisa i-multimeter ukujonga ukuba ngaba iingcingo zesigaba sesithathu zidibaniswe kunye nokuba ukuchasana kwe-DC kuphantse kulinganiswe.
9. Khangela ukuba isekethe kunye nomthamo we-transformer ugcwele kakhulu, kwaye emva koko uqhagamshele i-switch yokukhusela okanye uqalise izixhobo. Jonga iTheyibhile yesi-2 kwiimodeli ezithile, kwaye emva koko galela ibhakethi lamanzi kwimpompo yamanzi ukusuka kwindawo yokupompoza amanzi ukuthambisa iibheringi zerabha kwimpompo, kwaye emva koko ubeke impompo yombane entywilayo ngokuthe tye kwaye izinzile.Qala (ungabi ngaphezu komzuzwana omnye) kwaye ujonge ukuba ngaba ulwalathiso lokuqhuba luyahambelana nophawu lokuqhuba. Ukuba akunjalo, tshintsha naziphi na izihlanganisi ezibini zesigaba sesithathu sentambo. Emva koko faka isihluzo kwaye ulungiselele ukuhla equleni. Ukuba isetyenziswe ngezihlandlo ezikhethekileyo (ezifana nemijelo, imisele, imilambo, amachibi, amachibi, njl. njl.), impompo yombane kufuneka isekelwe ngokuthembekileyo.

(2)Izixhobo zofakelo kunye nezixhobo:
1. Ipere enye yamatyathanga okuphakamisa ngaphezulu kweetoni ezimbini.
2. I-tripod enobude obuthe nkqo obungekho ngaphantsi kweemitha ezine.
3. Iintambo ezimbini ezijingayo (iintambo zocingo) ezinokuthwala ubunzima obungaphezu kwetoni enye (zinokuthwala ubunzima beseti epheleleyo yeempompo zamanzi).
4. Fakela izibini ezimbini zeeclamps (i-splints).
5. Izitshixo, izando, i-screwdrivers, izixhobo zombane kunye nezixhobo, njl.

(3)Ufakelo lwempompo yombane:
1. Umzobo wofakelo lwempompo yombane engaphantsi kwamanzi iboniswe kuMzobo 2. Imilinganiselo ethile yokufakela iboniswe kwiThebhile 3 "Uluhlu lweMilinganiselo yokuFakela iPump yoMbane ongaphantsi kwamanzi".

2. Iimpompo zombane ezingaphantsi kwamanzi ezinentloko engaphantsi kweemitha ezingama-30 zinokunyuswa ngokuthe ngqo equleni kusetyenziswa imibhobho kunye neentambo zocingo okanye ezinye iintambo zehemp ezinokuthwala ubunzima obupheleleyo bomatshini wonke, imibhobho yamanzi, kunye namanzi kwimibhobho.

3. Iipompo ezinentloko yeemitha ezingaphezu kwe-30 zisebenzisa iipayipi zensimbi, kwaye ulandelelwano lofakelo lulandelayo:
①Sebenzisa ibamba ukucinezela isiphelo esiphezulu sempompo yamanzi (injini kunye nempompo yamanzi sele idityanisiwe ngeli xesha), yiphakamise ngetsheyini ejingayo, kwaye uyibophe ngokukhawuleza equleni de ubeke isibambiso entloko kwaye uyisuse. ikhonkco elijingayo.
② Sebenzisa enye ipere yeziqhoboshi ukuqhobosha umbhobho, uwuphakamise ngetyathanga elijingayo 15 cm kude neflange, kwaye uwuhlise kancinane. Phakathi kweflange yombhobho kunye neflange yepompoFaka ipadi yerabha endaweni kwaye uqinise umbhobho kwaye umpompe ngokulinganayo ngeebholiti, iinati kunye newasher zasentwasahlobo.
③ Phakamisa kancinane impompo entywilayo emanzini, susa isithinteli esikwisiphelo esiphezulu sempompo yamanzi, qhina intambo ngokuqinileyo kumbhobho wamanzi ngeteyiphu yeplastiki, kwaye uyibophe kancinane de Ibamba libekwe emthonjeni.
④Sebenzisa indlela efanayo ukubopha yonke imibhobho yamanzi equleni.
⑤Emva kokuba ikhebula elikhokelayo liqhagamshelwe kwisitshixo solawulo, liqhagamshelwe kunikezelo lwamandla amanqanaba amathathu.

(4)Izinto ekufuneka uziqwalasele ngexesha lofakelo:
1. Ukuba i-jamming phenomenon ifunyenwe ngexesha lenkqubo yokupompa, jika okanye utsale umbhobho wamanzi ukuze unqobe i-jamming point. Ukuba imilinganiselo eyahlukeneyo ayisebenzi, nceda unganyanzeli impompo phantsi ukunqanda umonakalo kwimpompo yombane engaphantsi kwamanzi kunye nequla.
2. Ngethuba lofakelo, i-rubber pad kufuneka ifakwe kwi-flange yombhobho ngamnye kwaye iqiniswe ngokulinganayo.
3. Xa impompo yamanzi ithotywa equleni, kufuneka ibekwe embindini wombhobho wequla ukuthintela ukuba impompo ihambe ngaphaya kodonga lwequla ixesha elide, nto leyo ebangela ukuba impompo ingcangcazele kwaye imotor itshayele kwaye itshise. .
4. Qinisekisa ubunzulu bempompo yamanzi ukuya ezantsi kwequla ngokwesanti equkuqelayo kunye neemeko zentlenge equleni. Musa ukungcwaba impompo eludakeni. Umgama ukusuka kumpompo wamanzi ukuya ezantsi kwequla awukho ngaphantsi kweemitha ezi-3 (jonga umfanekiso 2).
5. Ubunzulu bokungena kwamanzi kwimpompo yamanzi kufuneka bungabi ngaphantsi kwe-1-1.5 yeemitha ukusuka kwinqanaba lamanzi aguquguqukayo ukuya kwindawo yokungena kwamanzi (jonga uMfanekiso 2). Ngaphandle koko, iibheringi zempompo zamanzi zinokonakala lula.
6. Ukunyuswa kwempompo yamanzi akunakuba phantsi kakhulu. Kungenjalo, ivalve yesango kufuneka ifakwe kumbhobho wamanzi osentloko yomthombo ukulawula ukuhamba kwempompo kwindawo yokuqukuqela ehleliweyo ukuthintela ukugcwala okugqithisileyo kwemoto kwaye itshiswe ngenxa yamazinga amakhulu okuhamba.
7. Xa umpompo wamanzi usebenza, ukukhutshwa kwamanzi kufuneka kuqhubeke kwaye nokuba, okwangoku kufuneka kuzinzile (phantsi kweemeko zokusebenza ezilinganisiweyo, ngokuqhelekileyo akukho ngaphezu kwe-10% ye-current rated current), kwaye akufanele kubekho ukungcangcazela okanye ingxolo. Ukuba kukho nakuphi na ukungaqhelekanga, umatshini kufuneka umiswe ukufumanisa unobangela kwaye upheliswe.
8. Xa ufaka, qwa lasela ukusetwa kwe-motor grounding wire (jonga umfanekiso 2). Xa umbhobho wamanzi ungumbhobho wentsimbi, yiholele kwi-clamp ye-wellhead clamp; xa umbhobho wamanzi ungumbhobho weplastiki, ukhokele ukusuka kwindawo yokubeka ipompo yombane.

• (1)After the submersible pump is installed, check the insulation resistance and three-phase conduction from the switch again, check whether the instrument and the connection of the start equipment are wrong, if there is no problem, the trial machine can be started, and observe whether the indicator readings of the instrument exceed the rated voltage and current specified on the nameplate after the start, and observe whether the pump has noise and vibration phenomenon, and put into operation if everything is normal.
• (2)After the first operation of the pump for four hours, the motor should be shut down to test the thermal insulation resistance quickly, and its value should not be less than 0.5 megaohm.
• (3)After the pump is shut down, it should be started after five minutes to prevent the water column in the pipe from being completely reflowed and causing excessive motor current and burnout.
• (4)After the pump is put into normal operation, in order to prolong its service life, it is necessary to check whether the supply voltage, working current and insulation resistance are normal regularly. If the following conditions are found, the pump should be shut down immediately to troubleshoot.
•  
• 1 In the rated condition, the current exceeds 20%.
• 2 Umgangatho wamanzi oguquguqukayo wehla ukuya kwindawo yokungena kwamanzi, okubangela ukuba amanzi aphumle.
• 3 Impompo entywilayo phantsi inongcangcazelo olumandla okanye ingxolo.
• 4 Umbane wokubonelela ungaphantsi kwe-340 volts.
• 5 Ifuse iyatshiswa.
• 6 Umbhobho wonikezelo lwamanzi wonakalisiwe.
• 7 The motor's thermal insulation resistance is lower than 0.5 megaohm.
•  
• (5)Unit disassembly:
• 1 Untie the cable tie, remove the pipeline part, and remove the wire plate.
• 2 jija ibholithi yamanzi, ubeke amanzi kwigumbi lemoto.
• 3 susa isihluzo, khulula isikrufu esisisigxina kwisidibaniso ukulungisa i-motor shaft.
• I-4 jija phantsi ibholithi edibanisa icandelo lokungena kwamanzi kunye nenjini, kwaye yahlule impompo kwi-motor (nikela ingqalelo kwi-cushion yeyunithi xa usahlula, ukuthintela ukugoba kwe-shaft yempompo)
• I-5 ulandelelwano lwe-disassembly yempompo yile: (jonga umfanekiso 1) icandelo lokungena kwamanzi, i-impeller, i-shell diversion, i-impeller ...... hlola umzimba we-valve, xa ususa i-impeller, sebenzisa izixhobo ezikhethekileyo ukukhulula umkhono we-conical wesigxina. i-impeller kuqala, kwaye ugweme ukugoba kunye nokulimaza i-shaft yempompo kwinkqubo yokuqhaqha.
• I-6 inkqubo yokuqhawula i-motor yile: (jonga umfanekiso 1) beka i-motor eqongeni, kwaye ususe amantongomane, isiseko, i-nati yokutshixa intloko ye-shaft, i-thrust plate, isitshixo, isihlalo esisezantsi esiphethe isihlalo kunye ne-double head bolt ukusuka ezantsi i-motor ngokulandelelana, kwaye emva koko uthabathe i-rotor (unikele ingqalelo ukuba ungonakalisi iphakheji yocingo) kwaye ekugqibeleni ususe icandelo lokudibanisa kunye nesihlalo esiphezulu sokuthwala isikhokelo.
• Indibano yeyunithi yesi-7: phambi kokuhlanganiswa, umhlwa kunye nokungcola kwamalungu kufuneka kucocwe, kwaye umphezulu wokukhwelana kunye nezibophelelo zigqunywe nge-sealant, kwaye emva koko zidityaniswe ngendlela echaseneyo ye-disassembly (i-motor shaft ihla inyuka emva kwendibano malunga nenye. millimeter), emva kokuhlanganisana, ukudibanisa kufuneka kube bhetyebhetye, kwaye emva koko umatshini wokuvavanya isikrini sokucoca. Iimpompo ezingaphantsi kwamanzi ziya kuthathwa ngaphandle kwequla ukuze kuchithwa kwaye kugcinwe ngokweSiqendu 5 emva konyaka wokusebenza, okanye ngaphantsi konyaka wokusebenza kodwa iminyaka emibini yexesha lokuntywila, kwaye iindawo ezigugileyo ziya kutshintshwa.

 1, khupha amanzi kwi-motor cavity (ingakumbi ebusika ukukhusela i-motor ekukhenkceni), kwaye ubophe intambo kakuhle.

 2, store in an indoor room without corrosive substances and gases, with a temperature below 40 °C.

 I-3, ukusetyenziswa kwexesha elide kufuneka kuhlawule ingqalelo ekuthinteleni umhlwa kweempompo ezingaphantsi kwamanzi.

01 Ukusela amanzi kwiqula elinzulu

02 Ubonelelo lwamanzi olukwizinga eliphezulu

03 unikezelo lwamanzi entabeni 

04 amanzi enqaba

05 Ukunkcenkceshela kwezolimo

06 ukunkcenkceshela egadini

07 amanzi omlambo

08 amanzi asekhaya