Highly sealed, hollow capsules
By setting a sealing ring groove and an inner ring step on the outer side of the hollow capsule, combined with the limiting outer protrusion and the slot design, the problem of poor capsule sealing is solved, and higher sealing performance and anti-detachment effect are achieved.
CN224320883UActive Publication Date: 2026-06-05ZHEJIANG HUILI CAPSULES
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- ZHEJIANG HUILI CAPSULES
- Filing Date
- 2025-05-12
- Publication Date
- 2026-06-05
AI Technical Summary
Technical Problem
The existing empty capsules have poor sealing performance, which can easily cause the capsule body and capsule cap to separate, resulting in powder leakage.
Method used
The sealing ring groove on the outer side of the capsule and the sealing inner ring step on the inner side of the capsule cap are combined with the limiting outer protrusion and the limiting slot at the opening of the capsule cap to improve the sealing effect and prevent accidental detachment.
Benefits of technology
It improves the sealing of the capsule, prevents the capsule body and capsule cap from accidentally detaching, and enhances the sealing effect during use.
✦ Generated by Eureka AI based on patent content.
Smart Images

Figure CN224320883U_ABST
Abstract
The utility model discloses high sealed hollow capsule, including capsule body, seal ring groove, spacing outer lobe, capsule cap, seal inner ring step and rotation spacing clamping groove, can cooperate sealing through the cooperation of the seal ring groove of capsule body outside surface and the seal inner ring step of capsule cap inside surface, improve the sealing effect of capsule, prevent the phenomenon of accidental pulling apart of capsule body and capsule cap through the spacing outer lobe of the symmetrical setting of capsule body outside surface and the spacing clamping groove of the spacing of capsule cap opening position, further improve the sealing effect of capsule.
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