A continuous stirring and mixing device for removing impurities from recycled plastic for express packaging bag production

By introducing high-pressure airflow fluidization and negative pressure dust removal technology into the recycled plastic mixing equipment, combined with mechanical stirring, uniform mixing and efficient impurity removal of recycled plastic particles are achieved, solving the problems of uneven mixing and incomplete impurity removal in existing equipment. This technology is suitable for large-scale continuous processing of express packaging bags.

CN122401699APending Publication Date: 2026-07-17
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Filing Date
2026-06-05
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing equipment for mixing recycled plastic granules from express packaging bags cannot achieve continuous, high-purity production. It suffers from problems such as the lack of airflow fluidization structure, uneven mixing, and incomplete impurity removal. Furthermore, the segmented operation of mixing and impurity removal processes leads to low production efficiency and susceptibility to secondary pollution.

Method used

Design a continuous mixing device including a mixing container, an air pump, a chassis, and an air jet ring. Utilize high-pressure airflow to fluidize recycled plastic particles and combine it with mechanical stirring. Integrate a negative pressure dust removal chamber to achieve simultaneous impurity removal, forming an all-round, dead-angle-free integrated mixing and impurity removal operation.

Benefits of technology

It achieves uniform mixing and high purity of recycled plastic granules, improves production continuity and processing precision, reduces maintenance frequency, and adapts to the needs of large-scale continuous production.

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Abstract

本发明公开了一种快递包装袋生产用再生塑料去杂连续搅拌混合装置,包括搅拌容器、气泵以及机箱,机箱顶部设置搅拌容器,搅拌容器内部下方开设有环形安装槽,搅拌容器内侧壁开设有排杂口;机箱外侧装配有气泵,气泵输出端连接有高压管,机箱顶部设有驱动电机,机箱内部安装有与驱动电机输出端传动连接的减速器;搅拌容器内底部竖向转动安装有搅拌器,搅拌器底端与减速器输出端传动连接;安装槽内部嵌装有与搅拌容器同轴布设的喷气环,本发明设置喷气环气流流化结构,结合搅拌器机械翻动形成协同流化搅拌效果,可有效打散塑料颗粒团聚状态,剥离颗粒表面及间隙内嵌附的粉尘、轻质纤维杂质,提升颗粒混合均匀度与物料纯净度。
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