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E-mail
2208656270@qq.com
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Phone
18994101997
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Address
No. 9 Fengyuan Road, Guabu, Xiongzhou Street, Liuhe District, Nanjing City
Nanjing Hongjiu Environmental Engineering Equipment Co., Ltd
2208656270@qq.com
18994101997
No. 9 Fengyuan Road, Guabu, Xiongzhou Street, Liuhe District, Nanjing City
QJB-W sludge reflux pump submersible reflux pump
Common uses:
The QJB-W type sludge reflux pump is a new product with a submersible mixer as the main engine. This pump is a specialized equipment for mixed liquid reflux, denitrification and denitrification in secondary sewage treatment plants, and can also be used for pumping purified water during ground drainage; Irrigation and control of waterway systems; Micro head and high flow areas are required in the recycling or mud suction circuits during wastewater treatment.
Model representation:

Terms of Use
1. During continuous operation, the medium temperature shall not exceed 40 ℃;
2. The pH value of the medium is 6-9.
3. Submersible depth of 10m.
Structure Introduction:
It mainly consists of a host, a guide tube, an installation system, a through wall pipe, and a flap door. The host structure adopts the structural advantages of a hybrid mixer;
The purpose of a guide tube is to create a good flow state; The through wall pipe and flap door are designed to better connect and guide the flow, and to effectively block the connection between the two pools when the host stops running.

Product Features:
1. Specially designed for micro head and high flow rate, with high efficiency;
2. The host adopts a stamped structure, with good hydraulic performance and high efficiency;
3. Integrated lifting equipment that can achieve rapid installation and maintenance underwater;
4. Equipped with leakage and motor overload protection (alarm) devices to ensure product safety and reliability.
Main parameters:
model |
Motor power (kW) |
Rated current (A) |
Impeller diameter (mm) |
Protection level |
insulation class |
QJB-W1.5 |
1.5 |
5.2 |
400 |
IP68 |
F |
QJB-W2.5 |
2.5 |
7 |
400 |
IP68 |
F |
QJB-W4 |
4 |
14 |
620 |
IP68 |
F |
QJB-W5 |
5 |
19 |
620 |
IP68 |
F |
QJB-W7.5 |
7.5 |
28 |
620 |
IP68 |
F |
QJB-W10 |
10 |
32 |
620 |
IP68 |
F |
Installation size:
model |
d1 |
d2 |
d3 |
D |
DN |
L |
h1 |
h2 |
B |
QJB-W1.5 |
195 |
440 |
520 |
600 |
400 |
680 |
750 |
350 |
Determined by the user |
QJB-W2.5 |
195 |
440 |
520 |
600 |
400 |
680 |
750 |
350 |
|
QJB-W4 |
273 |
645 |
725 |
800 |
600 |
930 |
1200 |
550 |
|
QJB-W5 |
273 |
645 |
725 |
800 |
600 |
930 |
1200 |
550 |
|
QJB-W7.5 |
300 |
645 |
725 |
800 |
600 |
930 |
1200 |
550 |
|
QJB-W10 |
300 |
645 |
725 |
800 |
600 |
930 |
1200 |
550 |
Performance curve:

On site map:


