Paper mill wastewater treatment device

By introducing a mixing unit and filter frame into the paper mill wastewater treatment device, the problem of waste paper residue not being recycled was solved, efficient purification and resource recovery were achieved, equipment clogging was prevented, and treatment efficiency and environmental protection effects were improved.

CN223316426UActive Publication Date: 2025-09-09HUBEI ENG UNIV
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Patent Information

Application Number
CN202422603545.3
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-10-25
Publication Date
2025-09-09
Estimated Expiration
2034-10-25

AI Technical Summary

Technical Problem

In the existing paper mill wastewater treatment, waste paper residue is not fully recycled, resulting in waste of resources and easily clogging the filtering equipment, affecting the treatment efficiency.

Method used

A wastewater treatment device including a mixing unit and a filter frame is designed. The motor drives the rotating shaft to drive the mixing blades to stir the wastewater and the reagent, and the filter frame is used to collect paper residues to ensure the chemical reaction efficiency and resource recovery rate.

Benefits of technology

It improves the efficiency of wastewater purification and treatment, ensures water quality is clean, prevents paper residue clogging, improves resource utilization and the reusability of water resources, and meets environmental protection needs.

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Abstract

Relates to the field of paper-making industry, and discloses a paper mill wastewater treatment device which comprises a treatment box, a top plate fixed at the upper end of the treatment box and a mixing unit arranged on the top plate and used for mixing wastewater and chemicals, and further comprises a treatment unit arranged in the treatment box and connected with the mixing unit, meanwhile, residual paper wadding in the wastewater is collected; the treatment unit comprises filter frames which are arranged in the treatment box at equal angles; the connecting frame is arranged on the side, close to the mixing unit, of the filtering frame and connected with the mixing unit. Paper wadding and residues in wastewater can be effectively collected, the paper wadding can be conveniently collected, the utilization rate of resources is increased, it is guaranteed that treated water is clean, the paper wadding is prevented from blocking filtering equipment, and the filtering efficiency is improved. The influence of wastewater on the environment is reduced, the reusability of water resources is improved, and the current requirements on environmental protection and sustainable development are met.
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