175QJ iMpompa eNxibelekayo eNzulu Kakuhle

QJ series submersible pump is a kind of water lifting equipment directly connected to the submersible motor and pump to work in the water. This series of pumps are vertical, with small use area, compact structure, simple installation, convenient maintenance and repair. It is widely used in agricultural irrigation, municipal engineering, water conservancy engineering, urban water supply and drainage, industrial and mining enterprises water supply and drainage, drought relief and flood relief and so on. The flow range is 5-500m3/h, the head is 4-800m, and the power is 3-315KW. This product has stable and reliable performance, can meet the needs of various different uses of pumps, and is one of the excellent choices in the market.

This product is a three-phase AC 380V electric pump, suitable for various pump applications. The power supply requirements for ± 5% of the three-phase AC 380V voltage, 50HZ frequency fluctuation range of ± 1%. Water quality requirements include water temperature not higher than 20 °C, solid impurities content (mass ratio) is not greater than 0.01%, PH value of 6.5-8.5, hydrogen sulfide content is not greater than 1.5mg/L, chloride ion content is not greater than 400mg/L. The motor adopts a closed or water injection wet structure, before use must be submersible motor inner cavity filled with clean water to prevent empty, while fastening the water injection and pressure relief bolts, otherwise not to use. Submersible pump must be completely immersed in water work, immersion depth shall not exceed 70 meters, the distance from the bottom of the pump to the bottom of the well shall not be less than 3 meters. Well water inflow shall meet the water output and continuous operation requirements of submersible pump, pump output shall be controlled at 0.7-1.2 times the rated flow. The well must be vertical, submersible pump can not be used horizontally or tilted, only vertical use. Submersible pump must be equipped with cables as required, and equipped with external overload protection device. It is strictly prohibited to do no-load test without water.

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

2, well water pump voltage grade of 380/50HZ, the use of other voltage grades of submersible motors need to be customized. The underground cable must use waterproof cable, must be equipped with starting equipment, such as distribution box, start not ready should have common motor comprehensive protection function, such as short circuit overload protection, phase protection, undervoltage protection, grounding protection, idling protection, in case of abnormal conditions, the protection device should be timely action trip.

3, the pump must be reliably grounded in the process of installation and use. Prohibit push and pull switch in the case of wet hands and feet. Must cut off the power supply before installation and maintenance of electric pumps. Must install "electric shock prevention" obvious mark in the place where the pump is used. Before going down the well or installation, the motor cavity must be filled with distilled water or non-corrosive clean cold water, and must tighten the water inlet / outlet bolts.

4, when the pump is tested on the ground, water must be added to the pump cavity to lubricate the rubber bearing. The instantaneous start can not exceed one second, check whether the direction is the same as the direction indicated. When the pump is placed vertically, pay attention to safety to prevent overturning and injury.

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.

I-6, emva kwempompo phantsi kwequla, umlinganiselo we-motor ukuya kwi-insulation ye-insulation yomhlaba akufanele ibe ngaphantsi kwe-100M, emva kokuqala ukujonga i-voltage kunye ne-current, khangela i-motor winding insulation, nokuba ihambelana neemfuno; ubushushu bendawo yokugcina impompo ukuba bungaphantsi kwendawo yokukhenkceza, kufuneka yome amanzi kumqolo wemoto, kuthintelwe umngxuma wemoto umonakalo womkhenkce obangelwa bubushushu obuphantsi.

The pump part is mainly composed of pump shaft, impeller, guide housing, rubber bearing, check valve body (optional) and other parts. The motor part is mainly composed of base, pressure regulating diaphragm, thrust bearing, thrust plate, lower guide bearing seat, stator, rotor, upper guide bearing seat, sand discharging ring, water inlet section, lead cable and other parts.

Iimpawu eziphambili zemveliso ziquka:

1. 1.The motor is a water-immersed wet three-phase asynchronous motor, and the motor cavity is filled with water to cool the motor and lubricate the bearing. The pressure regulating diaphragm at the bottom of the motor is used to adjust the expansion-contraction pressure difference inside and outside the body caused by the change of the motor's temperature rise.
2. 2. In order to prevent the sand in the well water from entering the motor, two oil seals are installed on the upper end of the motor shaft extension, and a sand discharging ring is installed to form a sand discharging structure.
3. 3. In order to prevent the pump shaft from jumping when starting, the pump shaft and the motor shaft are connected together through a coupling, and a thrust bearing is installed under the motor.
4. 4. The motor and pump bearing are lubricated by water.
5. 5. The motor stator winding is made of high-quality submersible motor winding wire, with high insulation performance.
6. 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. Umdibaniso wekheyibhile, unqumle umkhono werabha oyi-120mm kwelinye icala lentambo ephumayo kunye nentambo yokumatanisa enemela yomntu wombane uze ugxadazele ubude beengcingo ezintathu ezingundoqo ngendlela enyathelweyo, krazula umbindi wobhedu oyi-20mm, krazula ioksidi. umaleko ongaphandle kocingo lobhedu ngemela okanye ngelaphu lesanti, kwaye ufake iziphelo zocingo ezimbini eziqhagamshelweyo kwi palirs.Emva kokubopha umaleko ngokuqinileyo ngocingo olucolekileyo lobhedu, i-solder ngokucokisekileyo kwaye ngokuqinileyo, kunye nesanti yayo nayiphi na. amaqhuma phezu komhlaba. Emva koko, kumalungu amathathu, sebenzisa iteyiphu yokugquma i-polyvester ukuyisonga ngendlela epakishwe kabini kwizitya zokuhlambela ezintathu. Songa iziphelo ezibini zomaleko wokusonga ngokuqinileyo ngomsonto we-nyion, kwaye emva koko usebenzise indlela epakishwe kabini ukusonga iteyiphu kwiileya ezintathu. Songa i-outellayer ngetape yoxinzelelo oluphezulu lwe-insulation kwimigangatho emithathu. Ekugqibeleni, phinda udibanise imisonto emithathu kwaye uyibophe ngokuphindaphindiweyo kwi-fivelayers nge-tape yoxinzelelo oluphezulu. Umaleko ngamnye kufuneka ubotshelelwe ngokuqinileyo, kwaye amalungu e-interlayer kufuneka abe ngqongqo kwaye abe fimm ukukhusela amanzi ukuba angangeni kwaye wonakalise isigqubuthelo, Emva kokusonga, faka amanzi kwindawo yobushushu obungama-20 'c iiyure ezili-12, kwaye ulinganise ukuxhathisa ukugquma ngetafile eshukumayo. , ekufuneka ingabi ngaphantsi kwe-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）submersible pump installation is complete, re-check the insulation resistance and three-phase conduction from the switch, check the instrument and start the equipment connection error, if there is no problem, can start the trial, after the start of the instrument indicating readings whether more than the nameplate stipulated rated voltage and current, observe the pump noise and vibration phenomenon, everything is normal can be put into operation.

（2）pump operation for the first four hours, should be shut down quickly test the thermal insulation resistance of the motor, the value should not be less than 0.5 megaohm.

（3）pump shutdown, should be started after an interval of five minutes, to prevent the water column in the pipe has not completely reflux caused by excessive motor current and burnout.

（4）pump into normal operation,in order to prolong its service life, to check the supply voltage, working current and insulation resistance is normal, if found the following situation, should immediately shut down troubleshooting.

 I-1 kwimeko elinganisiweyo, okwangoku ingaphezulu kwe-20%.

 I-2 inqanaba lamanzi aguquguqukayo ukuya kwindawo yokungena kwamanzi, ebangela amanzi aphakathi.

 3 impompo entywilayo ngokungcangcazela okanye ingxolo emandla.

 I-voltage ye-4 yokubonelela ingaphantsi kwe-340 volts.

 I-5 fuse itshise isigaba.

 6 umonakalo wombhobho wamanzi.

 I-7 motor ukuya kwi-thermal insulation resistance ingaphantsi kwe-0.5 megaohm.

(5)This product is a portable water pump, with the characteristics of easy disassembly, the user can disassemble and clean the various components according to the following steps to maintain the normal operation of the pump. First of all to untie the cable tie, remove the pipeline part and take off the line protection plate. Then unscrew the drain bolt, discharge all the water in the motor chamber. Then take off the filter, loosen the fixing screw on the coupling fixed motor shaft. Then unscrew the bolt connecting the water inlet section and the motor, the pump and the motor separation (pay attention to the device leveling when separating, to prevent the bending of the pump shaft). The sequence of disassembly of the pump is: water inlet section, impeller, guide housing, impeller, check valve body. When disassembling the impeller, use special tools to loosen the cone sleeve fixed the impeller. In the whole disassembly process, pay attention to avoid bending the pump shaft and damage various parts. The steps of motor disassembly are: put the motor on the platform, remove the nut, seat, shaft head lock nut, thrust plate, key, lower guide rail from the bottom in order (tie rod bolt), then remove the rotor (pay attention not to damage the wire packet), and finally remove the connecting section and the upper guide bearing seat. Before assembly, the rust and dirt of each part should be cleaned, and sealant should be applied to each mating surface and fastener, and then the assembly should be carried out in the opposite order of disassembly (the movement of the motor shaft after assembly is about 1 mm). After assembly, the coupling should be flexible, and then the filter should be put on for machine test. 6. Submersible electric pump should be taken out of the well for dismantling and maintenance according to Article 5 after operating for one year, or less than one year, but the diving time has reached two years, and the worn parts should be replaced.

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

 2, gcina kwigumbi elingaphakathi elingenazo izinto ezonakalisayo kunye neegesi, ezinobushushu obungaphantsi kwama-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