Du'an Environmental Protection Equipment (Jiangsu) Co., Ltd
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Selling float type centrifugal aerator FQB4.0 model
Selling float type centrifugal aerator FQB4.0 model
Product details

    Selling float type centrifugal aerator FQB4.0 model



    Overview and structural characteristics of float type centrifugal aerator products

      Floating centrifugal submersible aeratorProduct Overview:


      Floating centrifugal submersible aeratorIt is to replace the original submersible aerator with a double inlet pipe and floating ring suspended in the water according to the position of the self weight of the pool bottom. presentDuring the installation and maintenance of the NQXB aerator, if there is water in the sewage tank and personnel cannot operate it, a crane needs to be inserted into the tank for lifting or transporting after draining the water. Moreover, this installation form must have a hard foundation or platform as support. The improved design of the FQB aerator is also suitable for working in the aeration tank. In soft soil foundation environments such as oxidation ponds, fish ponds, landscape lakes, sewers, rivers, etc., improving FQB makes installation more convenient, time-saving, labor-saving, and extends the range of use of submersible aeration.


    Working principle of floating submersible aeratorChange the single inlet to a double-sided or central inlet, with a floating ring on the upper part of the inlet duct. The floating ring, intake pipe, and aerator are connected as a whole. The floating ring relies on the buoyancy of water to suspend the aerator in the water. The floating ring is pulled by three steel wire ropes, and the other end of the steel wire rope is fixed to one side of the pool, or three anchors are fixed in the pool. During installation, place the aerator and floating ring into the water, drag the steel wire rope to the designated area, and then fix the other ends of the three steel wire ropes in three directions of the water tank. Three anchors can be located on larger water surfaces. During the maintenance period, we must untie the steel wire rope fixed on the side of the swimming pool and pull the equipment back to the side of the pool to lift the water.


    Structural characteristics of float type centrifugal aerator:


      1. It also has a stirring function during aeration.


      2. The intake volume can be adjusted through the intake valve.


      3. Underwater operation of the host, no ground equipment, low noise.


      4. Underwater motors using imported submersible motor sealing technology.


      5. The impeller is directly connected to the motor, with a simple structure, high efficiency, and long service life.


      6. A mesh inlet can be added to prevent foreign objects from entering the body and causing unnecessary damage.


      7. The design structure is compact, utilizing the self-priming function without the need for an external power supply and with even air bubbles.


      8. Apart from the motor, other component materials are available for selection, including stainless steel, carbon steel, and cast iron.


      9. It can be directly used in large areas of water such as oxidation ponds, rivers, and fish ponds without any infrastructure.


      10. Floating positioning, easy to install, can be freely arranged and moved without interrupting process operation.




    The aerator produced by Nanjing Du'an Water Treatment has a long service life, low noise, and operates without faults. A regular centrifugal submersible is a type of submersible that we used to refer to as a centrifugal machine. Centrifugal immersion aerator is a water treatment equipment with a direct coupling structure.

    The impeller of the float type centrifugal aerator rotates to generate centrifugal force, which forms a negative pressure zone. Air is sucked in through the intake pipe, and the mixed air and water are automatically discharged from the outlet through the mixing plate and a good uniform mixture.


    Floating centrifugeaeratorThere are a large number of submersible aerators, and there must be a corresponding difference between different types of products, each with its own shortcomings. Of course, there are also corresponding product advantages.

    Firstly, this type of submersible aerator has self positioning, easy installation, uninterrupted layout process operation, and the aeration device can independently move and aerate two mixed functions.

    Secondly, the design structure of the centrifugal submersible aerator is compact and does not require the use of an external air source for self-priming function. Its main engine is used for diving operations to reduce surface area and minimize noise.

    Another more important point is that this submersible aerator can be directly used in the oxidation pond, saving infrastructure costs. In addition, the chassis of this product can be designed according to user requirements.

    Submersible aerator and mixer are the introduction of German submersible motor sealing technology and self-developed submersible aerator, and have now applied for national patentszl002429578。 This machine has multiple functions (high-speed aeration and low-speed stirring), which can be used as an aeration and stirring device in various sewage treatment processes, especially in deep tanks (up to a maximum depth of 20m). Main scope of application:

      1. Deep water aeration;

      2. SBR biochemical tank aeration and agitation;

      3. Nitrification or denitrification biochemical aeration and mixing;

      4. Sludge aeration and mixing;

      5. High organic wastewater treatment process.

    Characteristics of submerged aerator:

      1. Compact structure and small area;

      2. Open structure, unobstructed;

      3. High transmission efficiency, mixed soft uniform;

      4. Small gas pressure loss and low energy consumption;

      5. Adjust the intake volume according to the process requirements;

      6. The motor protection function is complete, the sealing is reliable, and it is easy to achieve automatic control;

      7. Installation, maintenance, and upkeep are simple and convenient.


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