Electroplating wastewater evaporative crystallization device

By using a combination of spiral plate agitation and exhaust shaft pulverization with steam circulation in electroplating wastewater treatment, the problems of high power consumption and increased crystal volume during evaporation and crystallization in electroplating wastewater treatment are solved, thereby improving the degree of automation and wastewater utilization rate.

CN122187170APending Publication Date: 2026-06-12JIAXING SINO-FRENCH METAL SURFACE TREATMENT CO LTD
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Patent Information

Application Number
CN202610613084.9
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2026-05-07
Publication Date
2026-06-12

AI Technical Summary

Technical Problem

Existing electroplating wastewater treatment methods suffer from high power consumption during the evaporation and crystallization process, increased crystal volume affecting equipment operation, low automation, and low wastewater utilization.

Method used

The system employs a spiral plate and heating rod inside the evaporation tank for stirring and evaporation, combined with an exhaust shaft and a pulverizing system driven by a servo motor, along with a filtration mechanism, to achieve the pulverization and scraping of crystals. It utilizes energy-saving heating through steam circulation, and a display screen monitors data to optimize energy consumption and space utilization.

Benefits of technology

It reduced energy consumption for evaporation and crystallization, improved the efficiency of equipment operation, increased the crystallization capacity, improved wastewater utilization, and achieved automated monitoring and control.

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Abstract

The invention relates to the technical field of electroplating, and discloses an evaporation and crystallization device for electroplating wastewater. The evaporation and crystallization device comprises an evaporation barrel and a cooling pipe. The evaporation and crystallization device for electroplating wastewater comprises a steam pipe, a return pipe, an evaporation mechanism and a filtering mechanism, the steam pipe is arranged on the evaporation barrel, and the return pipe is arranged at the lower end of the evaporation barrel; the evaporation mechanism comprises an inner barrel, a spiral plate, a heating rod and a crushing shaft, the inner barrel is arranged in the evaporation barrel, the spiral plate is rotationally arranged in the inner barrel, the heating rod is arranged in the spiral plate, and the crushing shaft is fixedly connected with the heating rod; the electroplating wastewater evaporative crystallization device is provided with a water tank, an inner box is arranged in the water tank, a plurality of sliding grooves are formed in the inner wall of the inner box in an array mode, a filtering frame is arranged in the sliding grooves in a sliding mode, and filtering materials of different materials are arranged in the filtering frame and used for filtering liquid to remove impurities.
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