Cathode structure for a circulating water electrochemical treatment device and circulating water electrochemical treatment device

By using an interleaved cathode structure and scraper assembly, the problem of decreased conductivity caused by bubble aggregation was solved, the calcium and magnesium ion removal rate of the electrochemical treatment device was improved, energy consumption was reduced, and the efficiency of electrochemical water softening and the practicality of the equipment were enhanced.

CN120717568BActive Publication Date: 2026-07-10HUADIAN WATER TECH CO LTD
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Patent Information

Application Number
CN202510899436.7
Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Filing Date
2025-07-01
Publication Date
2026-07-10
Estimated Expiration
2045-07-01

AI Technical Summary

Technical Problem

In existing circulating water electrochemical treatment devices, bubble aggregation leads to a decrease in cathode conductivity, affecting electrochemical reaction efficiency and conductivity efficiency.

Method used

The cathode structure, which employs an alternating upper and lower layer design, combined with a scraper assembly, reduces bubble aggregation and enhances ion contact area and reaction flow field by shortening the distance of the bubble rising section and scraping away deposits.

Benefits of technology

It improved the calcium and magnesium ion removal rate of the electrochemical treatment device, reduced equipment energy consumption, enhanced the efficiency of electrochemical water softening and the practicality of the equipment, and reduced power consumption and investment costs.

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Abstract

The application discloses a cathode structure for a circulating water electrochemical treatment device and the circulating water electrochemical treatment device, and the cathode structure comprises a bottom link, a plurality of surface layer cathodes, a plurality of bottom layer cathodes and a scraper assembly, the plurality of surface layer cathodes form a second cathode layer, the plurality of bottom layer cathodes form a first cathode layer, the first cathode layer and the second cathode layer are staggered in front and back, and the scraper assembly covers the second cathode layer. By changing the structure of the cathode, the application can reduce the aggregation of bubbles by shortening the distance of the bubble rising section without changing the cathode reaction area, change the bubble separation path, make the bubbles more easily separate from the cathode, increase the actual contact area of the ions in the solution and the cathode, effectively weaken the negative influence caused by the bubble aggregation, enhance the ability of the solution to flow to the surface of the cathode, improve the electrochemical water softening efficiency, reduce the power consumption of the electrolytic water, and complete the descaling work of the front and back two layers of cathodes through the unique structure design.
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