Environment-friendly food packaging box structure with degradable buffer liner

By using biodegradable cushioning liners and adaptive clamping structures, food packaging boxes solve the problems of adaptability to multiple product categories and environmentally friendly reuse, achieving adaptive cushioning and fixation for food of different sizes and environmentally friendly sealing.

CN122585529APending Publication Date: 2026-08-18XINGHUA PACKAGING
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Patent Information

Application Number
CN202610748518.6
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2026-05-28
Publication Date
2026-08-18

AI Technical Summary

Technical Problem

Existing food packaging box lining materials are difficult to adapt to the packaging needs of multiple categories and complete sets. The sealing methods are easily damaged and not environmentally friendly, resulting in waste of packaging resources and environmental pollution.

Method used

It adopts a biodegradable cushioning liner and an adaptive clamping structure, uses the gravity of food to drive the cardboard folding and clamping, and combines a drawstring seal to replace tape, achieving multi-category packaging adaptability and environmentally friendly reuse.

Benefits of technology

It achieves adaptive cushioning and fixation for food of different sizes, reduces packaging resource waste, improves the environmental friendliness and practicality of packaging, and meets diversified consumer needs.

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Abstract

The application relates to the field of food packaging boxes, in particular to an environment-friendly food packaging box structure with degradable buffer inner liner, which comprises a paper box and four folding ears, the four folding ears are integrally formed and installed around the top of the paper box, the paper box is sealed by folding the folding ears, supporting mechanisms are uniformly installed at the bottom of the inner cavity of the paper box, the supporting mechanisms are used for storing food with different volumes, locators are installed at the surface edges of the two folding ears on the left and right sides, a traction member is installed at the top of the rear side of the paper box, a tensile mechanism is embedded in the top of the front side of the paper box, the traction member is wound back and forth on the two locators, the traction member is fixed with the tensile mechanism, and the paper box is sealed. The self-adaptive buffering and fixed protection of food with different sizes and different volumes can be realized, special inner liners are not needed, the packaging requirements of multiple categories and complete sets of food can be met, the packaging form is flexible and various, and the packaging adaptability and practicability are greatly improved.
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