Special mixing adjusting device for aluminum electrolysis

By designing a special mixing adjustment device for aluminum electrolysis, the uniform mixing and precise adjustment of alumina materials are achieved using components such as boiling bed box and hot pressed bent pipes, the problems of uneven distribution of alumina and large adjustment errors in the existing system are solved, and the efficiency of the flue gas purification system is improved.

CN119701733APending Publication Date: 2025-03-28JIEHUA HLDG
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Patent Information

Application Number
CN202510155832.9
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2025-02-12
Publication Date
2025-03-28

AI Technical Summary

Technical Problem

In the existing aluminum electrolytic flue gas purification system, the alumina distribution is uneven, and it is limited by space and has large adjustment errors, resulting in unsatisfactory purification effect.

Method used

A special mixing adjustment device for aluminum electrolysis is designed, including feed pipe, boiling bed box, boiling bed, material separation box and air intake pipe. The design of boiling bed box, boiling bed and breathable layer achieves full mixing of materials. The hot-pressed bending pipe and adjustment mechanism are used to adjust the discharge volume and ensure the precise control of material flow.

Benefits of technology

The uniform distribution and precise adjustment of alumina materials are achieved, the efficiency of the flue gas purification system is improved, and the emission of hydrogen fluoride gas and fluorine-containing dust is reduced.

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Abstract

The invention discloses a special material mixing adjusting device for aluminum electrolysis, relates to the technical field of material mixing adjusting devices, and aims to solve the technical problems that fresh aluminum oxide and fluorine-containing aluminum oxide are not uniformly mixed, and the mixed aluminum oxide material is not uniformly distributed. According to the technical scheme, the fluidized bed is characterized by comprising two feeding pipes, a fluidized bed box body, a fluidized bed, a material distribution box and an air inlet pipe, the top of the fluidized bed box body is connected to the two feeding pipes, the bottom of the fluidized bed box body is connected to the fluidized bed, a breathable layer is arranged between the fluidized bed and the fluidized bed box body, and the bottom of the fluidized bed is connected to the air inlet pipe; one side of the material distribution box is connected to the boiling bed box body, a plurality of hot-press bending pipes are arranged in the material distribution box, one sides of the hot-press bending pipes are connected to the boiling bed box body, adjusting mechanisms are arranged on the hot-press bending pipes, a discharging pipe is arranged at the bottom of the material distribution box, and a material storage box is arranged at the bottom of the discharging pipe. The invention aims to provide a special material mixing adjusting device for aluminum electrolysis.
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