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What Are The Differences Between Automatic Mixing Sewage Pumps And Submersible Sewage Pumps?

Dec 19, 2025

The automatic mixing sewage pump here refers to a series of automatic mixing sewage pump and a stainless steel jacket automatic mixing sewage pump. This sewage pump is an environmental protection product with obvious progressiveness and usability, which is added with an automatic mixing device on the basis of the ordinary submersible sewage pump. The device rotates with the motor shaft to produce extremely strong mixing force, and the sediment in the sewage pool is mixed into suspended solids, which is sucked into the pump and discharged. Below we will explain in detail the differences between automatic mixing sewage pumps and submersible sewage pumps, as well as the characteristics of automatic mixing sewage pumps and submersible sewage pumps?

 

Difference between automatic mixing sewage pump and submersible sewage pump

 

1. Structural differences

 

From the above structure, it can be seen that the automatic mixing sewage pump has one more mixing impeller than the submersible sewage pump. The mixing impeller rotates with the motor shaft, producing extremely strong mixing force, mixing the sediments in the sewage pool into suspended solids, and then sucking them into the pump for discharge. It is an environmental protection product with obvious progressiveness and usability.

 

2. Difference in usage

 

The automatic mixing sewage pump is mainly used to stir the sediment at the bottom of the tank, completely preventing the accumulation of dirt and eliminating the need for manual cleaning; It has the function of shredding and tearing some fibers and debris.
Submersible sewage pumps are mainly used in sewage discharge projects, such as the discharge of severely polluted wastewater from factories and businesses, urban sewage treatment plant drainage systems, residential sewage discharge stations, civil air defense system drainage stations, hospital and hotel sewage discharge, municipal engineering, construction sites, exploration, mining supporting equipment, rural biogas digesters, farmland irrigation and other places.

 

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We have learned the difference between automatic mixing sewage pumps and submersible sewage pumps, so how should we maintain them in practical use?

 

Characteristics of automatic mixing sewage pump

 

1. By utilizing the pump's own outlet pressure, the settled sludge in the sewage tank is stirred evenly, truly achieving the goal of completely discharging the sediment in the sewage tank.

2. The design of anti clogging hydraulic components for large flow channels greatly improves the ability of pollutants to pass through, effectively passing through 5 times the fiber material of the pump diameter and solid particles with a diameter of about 50% of the pump diameter.

3. Reasonable design, reasonable matching motor, high efficiency, and good energy-saving effect.

4. The mechanical seal adopts a dual channel series seal, made of hard and corrosion-resistant tungsten carbide, which is durable and wear-resistant, and can ensure the safe and continuous operation of the pump for more than 8000 hours.

5. The sewage pump has a compact structure, small volume, easy mobility, and simple installation. It does not require the construction of a pump room and can work underwater, reducing project costs.

6. There is an oil-water probe installed in the oil chamber to protect the pump.

7. It can be equipped with a fully automatic safety protection control cabinet to protect against water leakage, electric leakage, overload, and overheating of the anti Shen automatic mixing and drainage pump, improving the safety and reliability of the product.

 

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8. The float switch can automatically control the stop and start of the pump according to the required water level changes, without the need for a dedicated person to supervise.

9. The motor can adopt a water jacket external circulation cooling system to ensure the safe operation of the electric pump in a dry state without water.

10. The dual rail automatic coupling installation system brings great convenience to the installation and maintenance of pumps, and people do not need to enter the sewage pit for this.

11. There are two installation methods: fixed automatic coupling installation and mobile free installation, which can meet different usage scenarios.

 

Characteristics of submersible sewage pump

 

1. Adopting advanced technology, with strong sewage discharge capacity and no blockage, it can effectively pass solid particles with a diameter of 30 to 80 millimeters.

2. The tearing mechanism can tear and cut the fibrous material, and then discharge it smoothly without the need for a filter screen on the pump.

3. Reasonable design, small matching motor power, and good energy-saving effect.

5. The use of new materials for mechanical seals can ensure safe and continuous operation of the pump for over 8000 hours.

6. Compact structure, easy to move, simple installation, can reduce engineering costs, and does not require the construction of a pump room.

7. Can be used within the full head range while ensuring motor overload.

8. The float switch can automatically control the start and stop of the pump according to the required water level changes, without the need for a dedicated person to supervise.

8. The dual rail automatic installation system brings great convenience to installation and maintenance, and people can enter and exit the sewage pit without having to worry.

 

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9. Equipped with a fully automatic protection control box, it effectively protects the product from electric leakage, water leakage, and overload, improving the safety and reliability of the product.

The main difference between automatic mixing sewage pumps and submersible sewage pumps is that automatic mixing sewage pumps have an additional mixing impeller or mixing device compared to submersible sewage pumps. Additionally, automatic mixing sewage pumps and submersible sewage pumps are used in different locations. The above is a detailed introduction to the differences between automatic mixing sewage pumps and submersible sewage pumps, as well as the characteristics of automatic mixing sewage pumps and submersible sewage pumps.