175QJ Paa Ruku Poka Hohonu

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.

1, he papu ruku mo te papu wai ma, ka aukati i te horoi i te puna hou, te kumara parapara me te wai paru,

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, kia rite tonu ki nga tikanga o te ara o te papu, te awhe rere o te whakamahi, ki te aukati i te iti o te rere, te teitei ranei o te kaha o te kumara, te peera me etahi atu waahanga o te kakahu, ka wera te motuka motuka.

6, i muri i te papu ki raro i te puna, te inenga o te nekeneke ki te whenua parenga marara kia kaua e iti iho i te 100M, i muri i te tīmatanga ki te mātakitaki i te ngaohiko me te nāianei, tirohia te nekeneke awhiowhio insulation, ahakoa i roto i te rārangi ki te whakaritenga; papu te pāmahana wāhi rokiroki ki te iti iho i te ira mīti, me whakamaroke te wai i roto i te kōhao motopaika, ārai i te kōhao nekeneke wai tio kino meinga e te pāmahana iti.

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.

Ko nga ahuatanga matua o te hua ko:

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) Whakaritenga i mua i te whakaurunga:
1. Tirohia mehemea ka tutuki te papu ruku ki nga tikanga whakamahi me te whanuitanga kua tohua ki te pukapuka.
2. Ma te whakamahi i te obiect taumaha me te diameter e rite ana ki te teitei o te diameter o waho o te papu ruku, ine mehemea ka uru te inneldiameter o te poka wai ki te papu ruku, me te ine mena ka tutuki te hohonutanga o te puna ki nga whakaritenga whakaurunga.
3. Tirohia mehemea he ma te rua o te puna me te wai pokarekare ranei. Kaua rawa e whakamahia he papu hiko ruku ki te horoi i te paru welor papu me te wai kirikiri kia kore e pakaru wawe te papu hiko ruku.
4. Tirohia mehemea he pai te tuunga o te rawhi whakaurunga welhead me te kaha ki te tu ki te kounga o te waahanga katoa.
5. Tirohia mehemea kua oti te whakaurunga o nga waahanga papu ruku me te tika kia rite ki te hoahoa huinga i roto i te pukapuka Tangohia te mata tātari ka huri i te hononga kia kite mena ka huri ngawari.
6. Wewetehia te wiri wai ka whakakiia te kohao motopaika ki te wai ma, kaua e pirau (tohu. me whakakiia ki runga), katahi ka whakakaha i te kopa wai. I muri i nga haora 12 o te werohia o te wai, kaua e iti iho i te 150M Q te parenga whakamarumaru o te motini ka ine ki te tepu wiri 500V.
7. Ko te hononga taura, tapahia he ringaringa rapa 120mm mai i tetahi pito o te taura puta me te taura taurite me te maripi a te kaiao hiko, ka wiri i te roa o nga waea matua e toru ki te ahua maeke, tihorea he uho parahi 20mm, waruhia te waikura. te paparanga ki waho o te waea parahi me te maripi, te kakahu kirikiri ranei, ka kuhu i nga pito waea hono e rua ki roto i te parepare. I muri i te herenga o te paparanga ki te waea parahi pai, whakapirihia kia pai, kia mau, me te onepu o tetahi. nga pupuhi i runga i te mata. Na, mo nga hononga e toru, whakamahia te riipene whakamaarama polyvester hei takai i roto i te ahua o te ahua o te tapae mo nga oko e toru. Takaia nga pito e rua o te paparanga takai kia mau ki te miro nyion, katahi ka whakamahi i te tikanga tatai ki te takai i te riipene mo nga papa e toru. Takaia te kaitahu ki waho ki te riipene whakamatao pehanga teitei mo nga paparanga e toru. Ka mutu, whakakopahia nga whenu e toru ka takaia mo nga paparanga e rima me te riipene pehanga teitei. Me tino herea ia paparanga, kia piri, kia piri hoki nga hononga o roto kia kore ai e kuhu te wai me te pakaru i te maataki, I muri i te takai, ruku ki te wai i te 20'c te pāmahana rūma mo te 12 haora, me te ine i te parenga whakamatao ki te tepu wiri. , kia kaua e iti iho i te 100M Ω

Ko te hoahoa tukanga waea waea kua honoa e whai ake nei:

8. Whakamahi i te mita maha ki te tirotiro mena kei te hono nga waea-waa-toru me te ahua taurite te parenga DC.
9. Tirohia mehemea kua taumaha te ara iahiko me te kaha o te hurihanga, katahi ka hono atu i te pana whakamaru i te taumaha, i nga taputapu tiimata ranei. Tirohia te Ripanga 2 mo nga tauira motuhake, katahi ka ringihia he peere wai ki roto i te papu wai mai i te putanga papu wai hei whakahinuhinu i nga rapa rapa i roto i te papu, katahi ka tuu te papu hiko ruku ki runga kia mau. ka tirohia mehemea e rite ana te ahunga urungi ki te tohu urungi. Ki te kore, whakawhitia nga hononga e rua o te taura e toru-waahanga. Katahi ka whakauruhia te tātari ka takatu ki te heke ki raro i te puna. Mena ka whakamahia i roto i nga waahi motuhake (penei i nga awaawa, i nga awaawa, i nga awa, i nga harotoroto, i nga harotoroto, me etahi atu), me tika te turanga o te papu hiko.

(2) Nga taputapu me nga taputapu whakauru:
1. Kotahi te rua o nga mekameka hiki mo te neke atu i te rua tana.
2. He tripod me te teitei poutū kaua e iti iho i te wha mita.
3. E rua nga taura iri (wire ropes) ka taea te kawe i te taumaha neke atu i te kotahi tana (ka taea te kawe i te taumaha o te huinga katoa o nga papu wai).
4. Tāutahia kia rua ngā rawhi (splints).
5. Nga wrenches, hama, wiriwiri, taputapu hiko me nga taputapu, aha atu.

(3)Tautanga papu hiko:
1. Ko te hoahoa whakaurunga o te papu hiko ruku e whakaatuhia ana i te Whakaaturanga 2. Ko nga rahinga whakaurunga motuhake e whakaatuhia ana i te Ripanga 3 "Rarangi o nga Rarangi Whakamutunga o te Pump Hiko Rakau".

2. Ko nga papu hiko ruku me te upoko iti iho i te 30 mita ka taea te whakairi tika ki roto i te puna ma te whakamahi i nga ngongo me nga taura waea, etahi atu taura hemp ranei ka taea te kawe i te taumaha katoa o te miihini, nga paipa wai, me te wai i roto i nga paipa.

3. Ko nga papu me te upoko neke atu i te 30 mita te whakamahi paipa maitai, a ko te raupapa whakaurunga e whai ake nei:
①Whakamahia he rawhi hei rawhi i te pito o runga o te wahanga papu wai (kua honoa te motini me te papu wai i tenei wa), hikitia me te mekameka iri, ka ata herea ki roto i te puna tae noa ki te kuhua te rawhi ki te upoko o te puna ka tango mekameka iri.
② Whakamahia etahi atu rawhi hei rawhi i te paipa, hikitia me te mekameka iri kia 15 cm te tawhiti atu i te flange, ka ata whakaheke. I waenganui i te flange paipa me te flange papu Whakanohoia te papa rapa ki te waahi ka whakakoia te paipa me te papu kia rite ki nga tutaki, nati me nga horoi puna.
③ Whakaarahia te papu ruuma kia paku, tangohia te rawhi i te pito o runga o te papu wai, herea te taura ki te paipa wai me te riipene kirihou, ka ata herea ki raro kia tuu te rawhi ki te upoko puna.
④Whakamahia taua tikanga ki te here i nga paipa wai katoa ki roto i te puna.
⑤I muri i te hono o te taura arataki ki te pana whakahaere, ka hono atu ki te hiko hiko e toru nga wahanga.

(4) Nga mea hei tohu i te wa o te whakaurunga:
1. Mēnā ka kitea he āhuatanga tāmii i te wā e mahi ana te kumara, huri, kumea ranei te paipa wai kia pai ai te taunga. Ki te kore tonu e mahi nga momo mahi, tena koaKaua e tohe te papu ki raro kia kore ai e pakaru te papu hiko ruku me te puna.
2. I te wa o te whakaurunga, me whakanoho he papa rapa ki te taha o ia paipa me te whakakaha kia rite.
3. Ka tukuna te papu wai ki roto i te puna, me tuu ki waenganui o te paipa puna kia kore ai e rere te papu ki te pakitara o te puna mo te wa roa, ka wiri te papu, ka tahia, ka wera te motini. .
4. Whakatauhia te hohonutanga o te papu wai ki raro o te puna i runga i te rere o te onepu me te parapara o te puna. Kaua e tanu te papu ki te paru. Ko te tawhiti mai i te papu wai ki raro o te puna ko te tikanga kaua e iti iho i te 3 mita (tirohia te Whakaahua 2).
5. Ko te hohonutanga o te urunga wai o te papu wai kia kaua e iti iho i te 1-1.5 mita mai i te taumata wai hihiri ki te kohanga uru wai (tirohia te Whakaahua 2). Ki te kore, ka ngawari te pakaru o nga papa papu wai.
6. Ko te hiki o te papu wai e kore e iti rawa. Ki te kore, me whakauru he paera kuaha ki runga i te paipa wai o te upoko o te puna ki te whakahaere i te rere o te papu ki te waahi rere reiti kia kore ai te motini e nui te utaina me te wera na te nui o te rere.
7. I te wa e rere ana te papu wai, me noho tonu te whakaputanga wai me te ara, kia mau tonu te naianei (i raro i nga tikanga mahi kua whakatauhia, ko te tikanga kaua e neke atu i te 10% o te waa kua tohua), kaore he wiri, he haruru ranei. Mena he mate kino, me whakamutu te miihini kia kitea te take me te whakakore.
8. I te wa e whakauru ana, whakarongo ki te whakatakotoranga o te waea motika motika (tirohia te Whakaahua 2). Ina he paipa rino te paipa wai, arahina mai i te rawhi o te upoko puna; ina he paipa kirihou te paipa wai, arahina mai i te tohu whenua o te papu hiko.

（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.

 1 i roto i te ahua kua tohua, he nui ake i te 20%.

 2 taumata wai hihiko ki te wahanga uru wai, ka puta he wai mokowhiti.

 3 papu ruku te wiri nui, haruru ranei.

 4 ngaohiko tuku he iti iho i te 340 volts.

 5 ka wera i te ahi tetahi wahanga.

 6 kino paipa wai.

 7 nekeneke ki te waiariki parenga waiariki he iti iho i te 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, whakawetohia te wai ki roto i te kohao motopaika (ina koa i te takurua kia kore ai te motini e makariri), kia pai te here i te taura.

 2, rongoa i roto i te ruma o roto kaore he matū me te hau, me te pāmahana i raro i te 40 °C.

 3, me aro te whakamahi mo te wa roa ki te aukati waikura o nga papu totohu.

01 Te urunga wai hohonu

02 Te tuku wai teitei

03 wai maunga 

04 wai pourewa

05 Te whakamakuku ahuwhenua

06 te whakamakuku maara

07 te urunga wai o te awa

08 wai whare