Milk powder cover with a folded sealing structure

By using a double-sealing structure with inner and outer lids and integrating manual air extraction, pressure relief, moisture prevention, and sterilization components, the milk powder cap solves the problem of the single sealing structure of traditional milk powder caps. It achieves proactive improvement of the milk powder storage environment and safe sterilization of the milk powder scoop, thereby enhancing food safety and user experience.

CN122402928APending Publication Date: 2026-07-17SHAANXI MEILUN PACKAGING CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2026-05-26
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Traditional milk powder caps have a simple and passive sealing structure, which cannot actively improve the storage environment inside the can, leading to milk powder oxidation and deterioration and microbial growth. In addition, the milk powder scoop lacks hygiene protection, posing a risk of secondary contamination.

Method used

Design a milk powder cap with a folding sealing structure, adopting a double sealing system of inner and outer caps, integrating a manual air extraction component and a pressure relief component, along with a moisture-proof component and a milk powder scoop sterilization component, to actively extract air and moisture from the can, forming a negative pressure sealed environment, and sterilizing the milk powder scoop with an ultraviolet sterilization lamp.

Benefits of technology

It effectively inhibits the oxidation and deterioration of milk powder and the growth of microorganisms, reduces food waste caused by clumping and spoilage, provides reliable food safety assurance, and eliminates secondary contamination of milk powder scoops.

✦ Generated by Eureka AI based on patent content.

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Abstract

本发明公开了一种具有翻折密封结构的奶粉盖,涉及奶粉盖技术领域,包括:下盖机构,所述下盖机构包括下盖体组件、卡合组件、内盖组件、手动抽气组件,泄压组件和防潮组件;所述下盖体组件用于连接奶粉罐体并承载卡合组件、内盖组件、手动抽气组件,泄压组件和防潮组件,所述卡合组件固定安装在下盖组件表面的一侧,用于对上盖进行固定。本发明通过构建内盖外盖双重密封体系,配合集成的手动抽气组件,关闭内盖后可主动抽出罐内残留的空气和水汽,形成稳定的负压密封环境,彻底改变传统单一静态密封只能被动隔绝、无法主动改善储存环境的缺陷,有效抑制奶粉氧化变质和微生物繁殖,显著减少因提前结块变质造成的食品浪费。
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