- Phone
-
Address
Dongou Industrial Park, Dongou Street, Yongjia County, Zhejiang Province
Zhejiang Yangtze River Pump Industry Co., Ltd
Dongou Industrial Park, Dongou Street, Yongjia County, Zhejiang Province
Magnetic driven pump; Stainless steel magnetic pump; Magnetic driven corrosion-resistant centrifugal pump; CQB type magnetic pump
CQB typeMagnetic driven pumpOverview:
The CQB type magnetic drive pump is a new type of leak free and corrosion-resistant pump developed by the national joint design team of magnetic pumps. Its technical and economic indicators are comparable to those of similar foreign products in the late 1980s, and it is a supplement and improvement to the CQ type pump. The main features of this pump are that the overcurrent part is made of all stainless steel material, which has good corrosion resistance to organic acids, organic compounds, alkalis, neutral solutions, and various gases. The double spiral groove carbon graphite bearings and hard alloy shaft sleeves have strong wear resistance, ensuring the service life of the product and making it an ideal pump for leak free transportation of corrosive media. The ideal pump type for leak free transportation of corrosive media, optimized by the national magnetic pump joint design, can directly replace the IH type chemical process pump.
CQB typeMagnetic driven pumpScope of application;
The CQB series magnetic pump is widely used in industries such as petroleum, chemical, metallurgical, pharmaceutical, electroplating, and environmental protection. It can transport flammable, explosive, highly toxic, and valuable liquids below 100 ℃. Adopting the principle of magnetic transmission, it can transport corrosive media without leakage. Flow rate: 3.2-100m3/h Head: 20-80m Power: 0.75-75KW
CQB typeMagnetic driven pumpModel meaning:

CQ series lightweight stainless steel magnetic pump
1. Excellent corrosion resistance
The overcurrent components are made of corrosion-resistant materials such as stainless steel, high-density carbon, high-purity alumina ceramics, and filled with polytetrafluoroethylene. In addition, the leak free sealing structure design ensures the safe transportation of chemical fluids.
2. Efficient/energy-saving design
The rate of the pump reaches 50-55%, and the design process of the pump fully considers energy saving.
3. Easy repair/maintenance
The structure is simple, with modular main components for easy and quick disassembly and inspection. Vulnerable parts can be replaced separately.
CQ series lightweight engineering plastic magnetic pump
1. Excellent corrosion resistance
The overcurrent components are made of corrosion-resistant materials such as stainless steel, high-density carbon, high-purity alumina ceramics, and filled with polytetrafluoroethylene. In addition, the leak free sealing structure design ensures the safe transportation of chemical fluids.
2. Efficient/energy-saving design
The impeller and magnetic inner rotor are injection molded as a whole, greatly improving the efficiency of the pump and reducing the volume of pump components.
3. Easy repair/maintenance
The structure is simple, with modular main components for easy and quick disassembly and inspection. Vulnerable parts can be replaced separately
CQB typeMagnetic driven pumpstructure diagram
1 |
pumpbody |
2 |
impeller |
3 |
bearing housing |
4 |
thrust ring |
5 |
isolation sleeve |
6 |
bushing |
7 |
pumpaxis |
8 |
bearing |
9 |
Internal magnetic steel assembly |
10 |
External magnetic steel assembly |
11 |
Connecting frame |
12 |
base |
13 |
motor |
|
|
CQB typeMagnetic driven pumpinstallation dimensions

model |
A |
AD |
B |
L |
L1 |
H1 |
H2 |
a |
A1 |
A2 |
A3 |
H |
H3 |
H4 |
L2 |
L3 |
L4 |
L5 |
L6 |
h |
n-d |
CQB32-20-125 |
125 |
150 |
100 |
458 |
133 |
120 |
90 |
65 |
|
|
|
|
|
|
|
|
|
|
|
|
|
CQB32-20-160 |
140 |
155 |
100 |
483 |
143 |
160 |
90 |
65 |
|
|
|
|
|
|
|
|
|
|
|
|
|
CQB40-25-105 |
125 |
150 |
100 |
458 |
133 |
120 |
90 |
65 |
|
|
|
|
|
|
|
|
|
|
|
|
|
CQB40-25-125 |
140 |
155 |
125 |
508 |
143 |
160 |
112 |
65 |
|
|
|
|
|
|
|
|
|
|
|
|
|
CQB40-25-160 |
160 |
180 |
140 |
706 |
230 |
160 |
112 |
80 |
300 |
330 |
360 |
197 |
357 |
342 |
263 |
40 |
120 |
320 |
560 |
75 |
4-f17 |
CQB40-25-200 |
261 |
210 |
140 |
821 |
275 |
160 |
132 |
80 |
350 |
380 |
410 |
232 |
392 |
415 |
329 |
87 |
160 |
325 |
645 |
50 |
4-f22 |
CQB50-40-85 |
125 |
150 |
100 |
458 |
133 |
120 |
90 |
80 |
|
|
|
|
|
|
|
|
|
|
|
|
|
CQB50-32-105 |
140 |
155 |
125 |
508 |
143 |
160 |
112 |
80 |
|
|
|
|
|
|
|
|
|
|
|
|
|
CQB50-32-125 |
160 |
180 |
140 |
706 |
234 |
160 |
112 |
80 |
300 |
330 |
360 |
197 |
337 |
342 |
263 |
40 |
120 |
320 |
560 |
75 |
4-f17 |
CQB50-32-160 |
190 |
190 |
140 |
800 |
290 |
160 |
112 |
80 |
300 |
330 |
360 |
217 |
377 |
370 |
344 |
43 |
120 |
415 |
655 |
100 |
4-f17 |
CQB50-32-200 |
216 |
210 |
140 |
817 |
282 |
180 |
132 |
80 |
350 |
380 |
410 |
245 |
425 |
428 |
325 |
43 |
120 |
465 |
705 |
80 |
4-f22 |
CQB50-32-250 |
254 |
255 |
210 |
987 |
337 |
225 |
160 |
100 |
380 |
410 |
440 |
300 |
525 |
525 |
397 |
55 |
150 |
550 |
850 |
80 |
4-f22 |
CQB65-50-125 |
216 |
210 |
140 |
836 |
290 |
160 |
132 |
80 |
350 |
380 |
410 |
197 |
337 |
350 |
344 |
40 |
120 |
410 |
650 |
75 |
4-f17 |
CQB65-50-160 |
216 |
210 |
140 |
836 |
290 |
160 |
132 |
80 |
350 |
380 |
410 |
217 |
377 |
400 |
344 |
40 |
120 |
410 |
650 |
75 |
4-f17 |
CQB65-40-200 |
254 |
255 |
210 |
962 |
324 |
180 |
160 |
100 |
380 |
410 |
440 |
260 |
440 |
485 |
372 |
54 |
150 |
565 |
865 |
110 |
4-f22 |
CQB65-40-250 |
279 |
285 |
241 |
1032 |
324 |
225 |
180 |
100 |
380 |
410 |
440 |
300 |
525 |
550 |
385 |
54 |
150 |
565 |
865 |
110 |
4-f22 |
CQB80-65-125 |
216 |
210 |
140 |
817 |
282 |
160 |
132 |
81 |
350 |
380 |
410 |
217 |
377 |
457 |
325 |
43 |
120 |
465 |
705 |
80 |
4-f17 |
CQB80-65-160 |
254 |
255 |
210 |
1013 |
350 |
180 |
160 |
100 |
380 |
410 |
440 |
260 |
440 |
485 |
423 |
98 |
210 |
395 |
815 |
90 |
4-f22 |
CQB80-50-200 |
254 |
255 |
254 |
1086 |
380 |
200 |
160 |
100 |
380 |
410 |
440 |
260 |
460 |
485 |
451 |
50 |
210 |
450 |
870 |
90 |
4-f22 |
CQB80-50-250 |
318 |
310 |
305 |
1251 |
390 |
225 |
200 |
125 |
470 |
500 |
530 |
320 |
545 |
595 |
476 |
127 |
210 |
490 |
910 |
110 |
4-f22 |
CQB100-80-125 |
254 |
255 |
210 |
958 |
308 |
180 |
160 |
100 |
380 |
410 |
440 |
260 |
440 |
485 |
368 |
127 |
210 |
400 |
820 |
80 |
4-f17 |
CQB100-80-160 |
254 |
255 |
254 |
1003 |
308 |
200 |
160 |
100 |
380 |
410 |
440 |
280 |
480 |
505 |
368 |
127 |
210 |
400 |
820 |
80 |
4-f22 |
CQB100-65-200 |
318 |
310 |
305 |
1262 |
412 |
225 |
180 |
100 |
470 |
500 |
530 |
320 |
545 |
595 |
512 |
141 |
250 |
560 |
1060 |
130 |
4-f28 |
CQB100-65-250 |
318 |
310 |
305 |
1290 |
412 |
250 |
200 |
125 |
470 |
500 |
530 |
340 |
590 |
645 |
512 |
141 |
250 |
560 |
1060 |
130 |
4-f28 |
CQB typeMagnetic driven pumpInstallation and use
1. CQB typeMagnetic driven pumpShould be installed horizontally, not upright, made of plasticpumpThe body must not bear the weight of the pipeline. For special requirements for vertical installation, the motor must face upwards.
2. When the suction liquid level is higher thanpumpWhen the axis line is reached, simply open the suction pipe valve before starting. If the suction liquid level is lower thanpumpWhen the axis is aligned, the pipeline needs to be equipped with a bottom valve.
3. CQB typeMagnetic driven pumpBefore use, a check should be conducted to ensure that the motor blades rotate smoothly without any jamming or abnormal noise, and that all fasteners are tightened.
4. Check if the rotation direction of the motor is consistent withmagnetic drive pumpTurn marker *.
5. After the motor starts, slowly open the discharge valve and waitpumpAfter entering the normal working state, adjust the discharge valve to the desired opening.
6. CQB typeMagnetic driven pumpBefore stopping work, the discharge valve should be closed first, and then the suction pipe valve should be closed.
CQB typeMagnetic driven pumpPrecautions for use
1. Becausemagnetic drive pumpThe cooling and lubrication of bearings rely on the medium being transported, so it is forbidden to operate them in idle mode, and at the same time, it is necessary to avoid the spatiotemporal load caused by restarting after a power outage during operation.
2. If the conveyed medium contains solid particles,pumpThe entrance should be equipped with a filter screen: if it contains ferromagnetic particles, a magnetic filter should be added.
3. CQB typeMagnetic driven pumpThe ambient temperature during use should be less than 40 ℃, and the temperature rise of the motor should not exceed 75 ℃.
4. The conveyed medium and its temperature should be within the allowable range of the pump material (see attached table for details). engineering plasticpumpOperating temperature<60 ℃, metalpumpA liquid without hard particles or fibers, with a usage temperature of<100 ℃, a conveying suction pressure not exceeding 0.2mpa, a maximum working pressure of 1.6mpa, a density not exceeding 1600kg/m3, and a particle size not exceeding 30 × 10-6m2/s.
5. For media that are prone to precipitation and crystallization during transportation, they should be cleaned and drained promptly after usepumpInternal fluid accumulation.
6Magnetic driven pumpAfter 100 hours of operation, the wear of the bearings and end face moving rings should be disassembled and inspected, and vulnerable parts that are no longer suitable for use should be replaced.
7. CQB typeMagnetic driven pumpThe internal and external magnetic couplings are made of high-performance permanent magnet materials, which may pose potential hazards to the following devices. Please compare the following devices with this seriespumpkeep apart. Such as pacemakers, as well as other magnetic cards, calculators, computer disks, watches, etc.
Fault form |
root cause |
exclusion method |
pumpNo water coming out |
a、 waterpumpreverse | Change the motor wiring |
| b、 Air leakage in the inlet pipeline | Eliminate air leakage | |
| c、pumpInsufficient water storage in the cavity | Increase storage capacity | |
| d、 The voltage is too high, causing the coupling to slip during startup | Adjust the positive voltage | |
| e、 The suction distance is too high | Lower the installation position of sand | |
| f、 The valve is not open | Correct or modify the valve | |
Insufficient traffic |
a、 The suction pipe diameter is too small or clogged | Replace the inlet pipe |
| b、 Impeller channel blockage | Clean the impeller | |
| c、 Head too high | Turn up the outlet valve | |
| d、 Insufficient rotation speed | Restore rated speed | |
Low head |
a、 excessive traffic | Turn down the outlet valve |
| b、 The speed is too low | Restore rated speed | |
The noise is too loud. |
a、 Severe wear of the shaft | replacepumpaxis |
| b、 Severe wear of the shaft sleeve | Replace the shaft sleeve | |
| c、 Drive the magnetic steel cup to contact the isolation sleeve | demolishpumpHead reassembly | |
| d、 Grinding of sealing ring and impeller | Replace the thrust ring and sealing ring | |
leakage |
Seal ring damaged | Replace the O-ring seal |
CQB typeMagnetic driven pumpPerformance parameters:
Model number |
Caliber (mm) |
Traffic (m)3/h) |
Head (m) |
Cavitation allowance (npsh) r (m) |
Speed (r/min) |
Motor power (kw) |
|
Import |
Export |
||||||
CQB32-20-125 |
32 |
20 |
3.2 |
20 |
5.0 |
2900 |
1.1 |
CQB32-20-160 |
32 |
3.5 |
1.5 |
||||
CQB40-25-105 |
40 |
25 |
6.3 |
12.5 |
6.0 |
1.1 |
|
CQB40-25-125 |
20 |
6.0 |
2.2 |
||||
CQB40-25-160 |
32 |
3.5 |
3 |
||||
CQB40-25-200 |
50 |
3.5 |
5.5 |
||||
CQB50-40-85 |
50 |
40 |
12.5 |
8 |
3.5 |
1.1 |
|
CQB50-32-105 |
32 |
12.5 |
3.5 |
2.2 |
|||
CQB50-32-125 |
20 |
3.5 |
3 |
||||
CQB50-32-160 |
32 |
3.5 |
4 |
||||
CQB50-32-200 |
50 |
3.5 |
7.5 |
||||
CQB50-32-250 |
80 |
3.5 |
15 |
||||
CQB65-50-125 |
65 |
50 |
25 |
20 |
4.0 |
5.5 |
|
CQB65-50-160 |
32 |
4.0 |
7.5 |
||||
CQB65-40-200 |
40 |
50 |
4.0 |
15 |
|||
CQB65-40-250 |
80 |
4.0 |
22 |
||||
CQB80-65-125 |
80 |
65 |
50 |
20 |
4.0 |
7.5 |
|
CQB80-65-160 |
32 |
4.0 |
15 |
||||
CQB80-50-200 |
50 |
50 |
4.0 |
18.5 |
|||
CQB80-50-250 |
80 |
4.0 |
37 |
||||
CQB100-80-125 |
100 |
80 |
100 |
20 |
4.0 |
15 |
|
CQB100-80-160 |
32 |
4.0 |
22 |
||||
CQB100-65-200 |
65 |
50 |
4.0 |
37 |
|||
CQB100-65-250 |
80 |
4.0 |
55 |
||||
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