What are the characteristics of a spiral sand-water separator?


Release time:

2022-10-26

Screw sand and water separator manufacturers believe that sand and water separators are suitable for sedimentation tanks in wastewater treatment plants. It is a device for separating and lifting organic sand in wastewater, and this equipment has high separation efficiency. The sand and water separator uses an axially rotating screw without an underwater bearing, which is characterized by its light weight, compact structure, reliable operation, and easy installation. The axial position of the screw can be adjusted to easily adjust the safety gap between its tail and the tank wall, making it an ideal sand and water separator. Screw sand and water separator manufacturers believe that the performance characteristics of the sand and water separator are as follows: 1.The sand and water separator separates the sand and water pumped by the sand pump. It operates under full control and has a desanding efficiency of no less than 95%, a desanding diameter of 0.2 mm, and an organic matter removal rate of 95% for gravel adsorption. Before the water tank overflows, the sedimentation recovery rate of sand larger than 0.2 mm should be no less than 98%. 2. The spiral sand conveying tank and sand-water separation tank are integrated and supported by steel sections, fixed on a concrete civil engineering foundation. The conveying trough is U-shaped, with a spiral diameter of 280 mm and an installation angle of approximately 25 degrees. Except for the inlet opening, the rest of the conveying trough is covered and sealed along the spiral groove. 3. Screw sand and water separator manufacturers believe that the sand and water separator can operate continuously or intermittently. When the sand pump is ready, start the sand and water separator first, then start the sand pump.

  Spiral sand and water separatorThe manufacturer believes that the sand and water separator is suitable for the sedimentation tank of a sewage treatment plant. It is a device for separating and lifting organic sand in sewage, and this equipment has high separation efficiency. The sand and water separator uses an axiless screw, no underwater bearings, and has the characteristics of light weight, compact structure, reliable operation, and easy installation. The axial position of the screw can be adjusted to easily adjust the safe clearance between its tail and the tank wall, making it an ideal sand and water separator.

What are the characteristics of a spiral sand and water separator?

  The manufacturer of the spiral sand and water separator believes that the performance characteristics of the sand and water separator are:

  1. The sand and water separator separates the sand and water pumped by the sand discharge pump. Fully controlled operation, sand removal efficiency is not less than 95%, sand removal diameter is 0.2mm, and the gravel adsorption organic matter removal rate is 95%. Before the water tank overflows, the sedimentation recovery rate of sand above 0.2 mm should be no less than 98%.

  2. The spiral sand conveying tank and the sand and water separation tank are integrated, supported by steel, and fixed on a concrete foundation. The conveying trough is U-shaped, with a spiral diameter of 280mm and an installation angle of about 25°. Except for the inlet opening, the rest of the conveying trough is covered and sealed along the spiral groove.

  3.Spiral sand and water separatorThe manufacturer believes that the sand and water separator can operate continuously or intermittently. When the sand suction pump is ready, start the sand and water separator first, then start the sand suction pump; when stopping, stop the sand and water separator 5 minutes after stopping the pump. The sand and water separator can be operated on-site or remotely.

  The manufacturer of the spiral sand and water separator believes that the key points for using the sand and water separator are:

  1. The bottom of the sand and water separator will be equipped with movable feet for mobile operation, but it needs to be placed on a flat surface.

  2. Check whether all parts are complete and undamaged, and whether all fastening bolts and screws are loose.

  3. Inject sufficient lubricating oil into the reducer (see its instruction manual).

  4. Correctly connect the power supply, pay attention to whether the action and rotation direction are correct. Idle for 10 minutes, check whether there are any abnormal phenomena and sounds in each rotating part, and whether the operation is stable.

  5. Before feeding, clean and dry the parts that contact the material, and pay attention to the grounding of the sand and water separator to prevent leakage accidents.

Spiral sand and water separatorThe manufacturer believes that the sand and water separator is used in the sedimentation tank of a sewage treatment plant to separate sand and water from the sand-water mixture discharged from the sedimentation tank. The sand-water mixture is input into the water tank from the top of one end of the separator, and the heavier sand particles in the mixture will settle at the bottom of the groove under the action of the spiral. The sand is lifted along the bottom of the inclined U-shaped groove, and continues to move a certain distance after leaving the liquid surface. After the sand is fully dehydrated, it is discharged into the sand hopper through the sand outlet. The water separated from the sand is discharged from the overflow port and sent to the water inlet of the plant.

The above are some knowledge points about sand and water separators. I hope everyone can carefully learn and understand the relevant knowledge.


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