Cosmetic box inner container and cosmetic box with the same

By designing a rounded transition surface and a sealing ring on the inner wall and bottom of the cosmetic box, the problem of incomplete cosmetic dispensing is solved, achieving complete dispensing of cosmetics and improving the sealing of the inner box.

CN224376252UActive Publication Date: 2026-06-19YUYAO YINHE ARTICLES
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
YUYAO YINHE ARTICLES
Filing Date
2025-06-19
Publication Date
2026-06-19

AI Technical Summary

Technical Problem

The existing cosmetic box liner has a right angle between the bottom and the side, which leads to incomplete use of cosmetics, resulting in material accumulation and waste.

Method used

The inner wall of the inner liner is designed to smoothly connect with the bottom surface of the inner wall in a gradually transitioning arc. A sealing pressure ring is added to the outer wall of the retaining ring. The outer ring of the inner plate and the inner wall of the bottom of the inner liner are positioned by positioning ribs. The retaining ring assembly is completely sealed to the bottom of the inner liner.

Benefits of technology

It enables complete use of cosmetics, reduces waste, improves the sealing performance of the inner liner, prevents cosmetics from evaporating or oxidizing, and has a simple and stable structure.

✦ Generated by Eureka AI based on patent content.

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    Figure CN224376252U_ABST
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Abstract

A kind of cosmetic box inner container and its cosmetic box, cosmetic box includes box bottom and box cover, inner container is arranged in box bottom, inner container includes inner container bottom, inner container cover and collar assembly, characterized by: the inner container is equipped with the inner disc for accommodating cosmetic, the bottom of inner disc is plane, the inner wall side surface of inner container and bottom surface gradually transition face smooth interface, the outer side of inner disc is formed with the inner disc outer ring that is positioned with the inner wall of inner container bottom or and / or bottom surface;The utility model structure simple and reasonable, convenient to use, not only effectively solve the problem of material body accumulation, take material incompletely, also greatly increase the sealing performance of inner container, simple to assemble simultaneously, installation firm and stable, effectively increase the service life of cosmetic.
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