1. Product overview
The company through the continuous
introduction of advanced technology, vigorously promote scientific and
technological innovation. The current submersible mixer QJB
multi-functional spiral stagnant water mixer can be divided into
high-speed mixing series and low-speed pushing series. High-speed mixing
series QJB multi-functional rotary mixer is suitable for sewage
treatment plant balance tank, nitrification/denitrification tank, sludge
treatment and storage tank, as well as industrial processes to stir
liquids containing suspended matter and solid debris to prevent
precipitation. Low speed push-flow series QJB multi-functional rotary
mixer is suitable for industrial and urban sewage treatment plants
aeration tank and anaerobic tank, large nitrification and
denitrification tank, disk activated sludge treatment tank, disinfection
truck and industrial mixing. It produces a low tangential open strong
water flow, which can easily create water flow in large volumes of
fluids during the water cycle and the nitrification, nitrogen and
phosphorus removal stages.
2、Type description
3.Use and scope of application
QJB multi-submersible mixer is suitable for treating urban sewage and industrial wastewater in environmental engineering
Sewage, waste water, sludge water mixing, uniform
Thickening process
Sludge dewatering process
Heat transfer optimization
Sump cleaning
Prevent particles from coagulating and settling on the pool wall and bottom
Remove suspended solids
Prevent icing
Create water flow
Full ring water, etc
It should be able to operate normally and continuously under the following conditions
1) The maximum medium temperature does not exceed 40℃:
2) The PH value of the medium is between 5-9:
3) The liquid density does not exceed 1.15 kg/m3;
4) Long-term diving operation, diving depth is generally not more than 20m.
! The submersible mixer must be completely submerged in water and cannot work in flammable, explosive and corrosive environments
4, product characteristics
1,
QJB type submersible mixer compact structure, small size, light weight,
simple operation and maintenance, easy installation and maintenance,
long service life.
2, the impeller has the best hydraulic design
structure, high working efficiency, swept back blade with self-cleaning
function to prevent impurities
Objects are entangled and blocked.
3,
mixed with the aeration system can greatly reduce energy consumption,
significantly improve oxygen uptake, and effectively prevent
precipitation.
4, the motor winding insulation level is F, the
protection level is IP68, the selection of imported one-time lubrication
maintenance-free quality
Bearings, with oil chamber leak
detection and a unique patented motor winding overheat protection and
anti-condensation device, make the motor work
Make it safer and more reliable.
5,
two independent mechanical seal, mechanical seal friction material for
corrosion resistant tungsten carbide. All exposed tight
Firmware is made of stainless steel.
6. Unique cable seal design eliminates the hidden danger of cable leakage.
7, standard parts using point separation technology, can effectively prevent corrosion.
5. Host structure
QJB
type multi-functional spiral submersible mixer is mainly composed of
equipment host, installation system and electronic control equipment.
QJB
type multi-functional spiral submersible mixer can be divided into
high-speed mixing submersible mixer and low speed according to its form
of action
Push-flow submersible mixer. The high-speed hybrid
submersible mixer is divided into direct stamping submersible mixer
according to its structural characteristics
And non-direct submersible mixer. Low speed push flow type submersible mixer belongs to non-direct flow submersible mixer.
Hybrid submersible mixer Features:
1. Two independent mechanical seals ensure long-term reliable operation of the submersible motor
2. High quality imported disposable lubricating bearings, designed service life of 100,000 hours, worry-free operation
3. Unique cable seal design eliminates potential cable leakage
4.
Stainless steel stamping welded impeller, the blade is swept back after
optimization design, high efficiency, with self-cleaning function
5. The motor shaft is made of stainless steel, the rotor is tested by dynamic balance and runs smoothly
6. Internal leakage sensor and group overtemperature protection alarm device
QJB Submersible Mixer – Performance, Maintenance, and After-Sales Support
Introduction
The QJB Submersible Mixer is a high-performance mixing device widely used in wastewater treatment plants, sewage systems, and industrial fluid management applications. Designed with energy efficiency, durability, and reliability in mind, this mixer ensures effective fluid homogenization, sludge suspension, and pollutant reduction.
With robust construction and advanced engineering, the QJB submersible mixer is an essential solution for industries looking to improve fluid circulation, minimize blockages, and maintain consistent water quality standards.
In this article, we will provide a comprehensive guide covering:
Product performance and advantages
Technical parameters
Recommended maintenance frequency
After-sales support services
Product Performance
The QJB Submersible Mixer offers outstanding performance in challenging conditions, ensuring long-term and efficient operation.
Key Performance Highlights:
Efficient Mixing Capability – Capable of homogenizing liquids, suspending solids, and preventing sedimentation.
Energy-Saving Design – Optimized propeller geometry reduces power consumption while maintaining strong thrust.
Durability – Built with stainless steel and cast iron materials, ensuring resistance to corrosion and wear.
Low Noise Operation – Quiet working environment, making it suitable for municipal and industrial facilities.
Versatile Applications – Suitable for sewage treatment plants, paper mills, chemical processing, aquaculture farms, and other industries.
Explosion-Proof Option – Available for hazardous environments where flammable gases may be present.
Technical Parameters
Below is a sample technical parameter table for the QJB Submersible Mixer:
QJB Submersible Mixer – Performance, Maintenance, and After-Sales Support
Introduction
The QJB Submersible Mixer is a high-performance mixing device widely used in wastewater treatment plants, sewage systems, and industrial fluid management applications. Designed with energy efficiency, durability, and reliability in mind, this mixer ensures effective fluid homogenization, sludge suspension, and pollutant reduction.
With robust construction and advanced engineering, the QJB submersible mixer is an essential solution for industries looking to improve fluid circulation, minimize blockages, and maintain consistent water quality standards.
In this article, we will provide a comprehensive guide covering:
Product performance and advantages
Technical parameters
Recommended maintenance frequency
After-sales support services
Product Performance
The QJB Submersible Mixer offers outstanding performance in challenging conditions, ensuring long-term and efficient operation.
Key Performance Highlights:
Efficient Mixing Capability – Capable of homogenizing liquids, suspending solids, and preventing sedimentation.
Energy-Saving Design – Optimized propeller geometry reduces power consumption while maintaining strong thrust.
Durability – Built with stainless steel and cast iron materials, ensuring resistance to corrosion and wear.
Low Noise Operation – Quiet working environment, making it suitable for municipal and industrial facilities.
Versatile Applications – Suitable for sewage treatment plants, paper mills, chemical processing, aquaculture farms, and other industries.
Explosion-Proof Option – Available for hazardous environments where flammable gases may be present.
Technical Parameters
Below is a sample technical parameter table for the QJB Submersible Mixer:
| Model | Power (kW) | Voltage (V) | Rotation Speed (rpm) | Propeller Diameter (mm) | Thrust (N) | Weight (kg) |
|---|
| QJB0.85/8 | 0.85 | 380 | 980 | 260 | 165 | 45 |
| QJB1.5/8 | 1.5 | 380 | 980 | 320 | 290 | 70 |
| QJB2.5/8 | 2.5 | 380 | 740 | 400 | 450 | 120 |
| QJB4.0/12 | 4.0 | 380 | 740 | 620 | 1200 | 180 |
| QJB7.5/12 | 7.5 | 380 | 740 | 740 | 2200 | 250 |
| QJB15/24 | 15 | 380 | 480 | 1100 | 4500 | 480 |
Note: Custom configurations are available based on customer needs.
Maintenance Frequency
To ensure optimal performance and prolong the service life of the QJB Submersible Mixer, regular maintenance is recommended.
Maintenance Guidelines:
| Component | Maintenance Task | Recommended Frequency |
|---|
| Motor & Bearings | Inspect lubrication and check vibration levels | Every 3 months |
| Propeller | Check for wear, cracks, and debris build-up | Monthly |
| Sealing System | Inspect seals and replace if damaged | Every 6 months |
| Cable & Connections | Verify insulation integrity and connection | Every 6 months |
| Overall Cleaning | Remove sludge and sediment buildup | As needed / Quarterly |
Preventive Maintenance Recommendations:
Operate the mixer only under designed load conditions.
Avoid dry running to protect the motor and seals.
Conduct annual professional inspection to extend lifespan.
After-Sales Support
We understand that reliable after-sales service is just as important as product quality. Our comprehensive after-sales support ensures customers get maximum performance from their QJB Submersible Mixers.
Services Provided:
Warranty Policy – Standard warranty of 12–18 months against manufacturing defects.
Spare Parts Availability – Original replacement parts, including propellers, seals, and bearings, are available for quick delivery.
Technical Support – Professional engineers available for installation guidance, troubleshooting, and maintenance training.
On-Site Service – For large-scale installations or urgent repairs, on-site assistance is available.
Remote Assistance – Online technical consultation via phone, video, or email support.
Applications of QJB Submersible Mixer
The QJB Submersible Mixer is widely applied in various industries due to its adaptability, reliability, and efficiency.
Wastewater Treatment Plants – For sludge suspension and wastewater homogenization.
Sewage Systems – Preventing sediment build-up in municipal pipelines.
Aquaculture Farms – Ensuring oxygen distribution and water circulation.
Paper & Pulp Mills – For mixing chemicals and preventing sedimentation.
Chemical Plants – Homogenizing fluids and preventing deposits.
Advantages of Choosing QJB Submersible Mixer
High Mixing Efficiency – Designed with hydrodynamic propellers for optimal fluid circulation.
Energy Efficiency – Lower power consumption compared to conventional mixers.
Easy Installation – Compact structure and flexible mounting options.
Long Service Life – Premium materials and precision engineering reduce wear and extend durability.
Customizable Options – Explosion-proof, stainless steel, or cast iron variants available.
Cost-Effective – Minimal maintenance costs and energy savings result in long-term value.
Storage and Handling Guidelines
If the mixer is not immediately installed, proper storage conditions are crucial to protect performance.
Store in a dry, ventilated environment, away from moisture and corrosive chemicals.
Rotate the shaft manually every two months to prevent bearing lock.
Protect electrical cables from damage during storage and transport.
Before reinstallation, conduct a visual and mechanical inspection.
Conclusion
The QJB Submersible Mixer is a powerful, reliable, and efficient solution for industrial mixing and wastewater management applications. With its robust design, energy-saving performance, and comprehensive after-sales support, it ensures long-lasting value for customers across industries.
By following the recommended maintenance schedule and utilizing professional after-sales services, businesses can maximize the lifespan and efficiency of their QJB mixers.
For industries that require consistent mixing performance and reduced operational costs, the QJB Submersible Mixer remains the top choice for modern fluid management solutions.
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