Efficient sand washing device

By using flocculant sedimentation and a combination of stirring rods and filter screens, the problem of incomplete impurity removal in sand washing devices is solved, achieving efficient sand and gravel washing and wastewater treatment.

CN224128106UActive Publication Date: 2026-04-17HUNAN CHIYANG NEW ENERGY CO LTD
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Patent Information

Application Number
CN202520831177.X
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-04-28
Publication Date
2026-04-17
Estimated Expiration
2035-04-28

AI Technical Summary

Technical Problem

In existing sand washing equipment, the treatment and discharge of impurities are not thorough, and impurities are easy to re-adhere to the surface of sand and gravel, resulting in incomplete cleaning.

Method used

The system uses a flocculant in conjunction with a stirring rod. The flocculant precipitates impurities, and the rotation of the stirring rod causes them to settle at the bottom of the water tank. Combined with a filter screen and a water pump for drainage, the impurities are separated from the water.

Benefits of technology

It significantly improves the cleaning quality of sand and gravel, prevents impurities from re-attaching, ensures cleaning effectiveness, and has high wastewater treatment efficiency.

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Abstract

The utility model relates to the technical field of sand washing devices, and discloses an efficient sand washing device which comprises a cleaning box, a water spraying head is arranged at the top of the cleaning box, an impeller is arranged in the cleaning box, one end of the impeller is fixedly connected with a first motor, and supporting legs are fixedly connected to the bottom of the cleaning box. A water tank is arranged at the bottom of the cleaning box, one end of the water tank is fixedly connected with a second conveying pipe, one end of the second conveying pipe is fixedly connected with the cleaning box, a stirring mechanism is arranged at the top of the water tank, the stirring mechanism comprises a second motor, and sewage and a flocculating agent are evenly mixed through rotation of a clamping plate rod. The stirring rod is provided with the strip-shaped hole, so that the resistance borne by the stirring rod in the rotating process can be reduced, meanwhile, sewage penetrates through the strip-shaped hole, so that surrounding sewage can be subjected to stronger shearing force and impact force, a flocculating agent can be fully mixed and reacted with the sewage, and impurities can be precipitated.
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