Stirring and filtering device for polytetrafluoroethylene raw material belt production

By designing a device that combines stirring and filtration functions, the problems of resin impurities and agglomerations in the production of polytetrafluoroethylene raw material tape are solved, and the effect of efficient filtration and reducing raw material waste and harmful gas emission is achieved.

CN222681390UActive Publication Date: 2025-03-28HANGZHOU LINAN GANA FLUORINE PLASTICS CO LTD
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Patent Information

Application Number
CN202421403598.4
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-06-19
Publication Date
2025-03-28
Estimated Expiration
2034-06-19

AI Technical Summary

Technical Problem

During the production process of polytetrafluoroethylene raw material tape, impurities and agglomerations often exist in the resin, resulting in increased filtration difficulty, waste of raw materials and dissemination of harmful gases, affecting the environment and human health.

Method used

A stirring filter device including a filter barrel, a stirring barrel and a support frame is designed, using a combination of stirring and filtration to enhance the liquidity of the resin through a hybrid rod, and collect and filter harmful gases through the exhaust assembly.

Benefits of technology

It effectively improves the flowability and filtration speed of resin, reduces waste of raw materials, and reduces environmental pollution and human health risks by absorbing harmful gases.

✦ Generated by Eureka AI based on patent content.
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Abstract

The utility model relates to the technical field of polytetrafluoroethylene tape processing, and belongs to a stirring and filtering device for polytetrafluoroethylene tape production. Comprising a filtering barrel, a stirring barrel and a supporting frame, the stirring barrel is fixedly connected to the supporting frame, the filtering barrel is arranged on the stirring barrel, a feeding opening is formed in the upper end of the filtering barrel, a discharging pipe opening is formed in the lower end of the filtering barrel, the discharging pipe opening penetrates through the top face of the stirring barrel and extends into the stirring barrel, and a filtering mechanism is arranged in the filtering barrel and comprises a filtering pipe body; an exhaust assembly is arranged in the filtering pipe body, the filtering pipe body and the filtering barrel are matched through a shaft hole and are movably connected, a stirring mechanism is arranged in the stirring barrel, and a discharging opening is formed in the lower end of the stirring barrel. The stirring and filtering functions are combined, and resin is mixed and stirred in the resin filtering process, so that the fluidity of the resin is improved, and the filtering speed is increased. And gas emitted in the resin stirring process can be collected and is timely absorbed and filtered through the filter element, so that the pollution to the environment is reduced.
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