一种基于超声驻波制备阴极涂层的设备及方法

By setting a stirring rod and an ultrasonic vibration device in the cathode tank, a transverse planar standing wave field and a longitudinal uniform sound field are formed, which solves the problem of uneven distribution of metal cations on the cathode plate surface and realizes the preparation of high-quality cathode coating.

CN116180199BActive Publication Date: 2026-07-17HANGZHOU DIANZI UNIV

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
HANGZHOU DIANZI UNIV
Filing Date
2023-03-21
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

In the existing metal electrolysis process, the uneven distribution of metal cations on the cathode plate surface leads to an uneven cathode coating surface, resulting in long bumps and particle phenomena.

Method used

An ultrasonic standing wave-based preparation method is adopted. By setting a stirring rod and an ultrasonic vibration device in the cathode tank, a transverse planar standing wave field and a longitudinal uniform sound field are formed. Combined with a concentration sensor to control the electrolyte concentration, the metal cations are uniformly distributed and uniformly adsorbed on the cathode plate surface.

Benefits of technology

This method achieves a smooth cathode coating surface, improves coating quality, and allows for the acquisition of cathode coatings of different thicknesses and shapes by adjusting the ultrasonic frequency and waveform.

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Abstract

本发明公开了一种基于超声驻波制备阴极涂层的设备及方法。本发明中阴极槽和阳极槽通过管道连通,阴极槽和阳极槽内均设有竖直设置的搅拌棒;阴极槽和阳极槽上均设有导电装置;阴极槽内壁上固定有四个超声波振动装置,且四个超声波振动装置均分为两组,每正对的两个超声波振动装置为一组;阴极槽的其中两个内壁上均固定有上下间距设置的两个浓度传感器。本发明中通过阴极槽内的搅拌棒搅动阴极槽内的电解液,达到使阴极槽内电解液中金属阳离子分布均匀的目的,并通过两个声场叠加后形成的能量分布均匀的波阵面,使金属阳离子均匀吸附于阴极板表面并发生还原反应,在阴极板表面形成表面平整的阴极涂层,提高了阴极涂层的质量。
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