Instant-Mix Cap Sealing Plug Structure for Stable Solute Storage
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Solution Overview
Problem
Existing instant-mix caps face challenges in processing complexity and sealing inefficiency due to their thin wall layer structure, leading to high production costs, damage susceptibility, and inadequate oxygen and moisture resistance.
Innovation Solution
The instant-mix cap design incorporates a cap body and sealing plug forming a sealed storage chamber with a snap-fit mechanism, utilizing a pillar to disconnect the sealing plug upon external force, and enhanced sealing through ultrasonic welding and interference fits, reducing parts and improving stability.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Device complexity
If a thin wall layer structure is used for the instant-mix cap, then the cap can be simpler in design, but the processing difficulty increases and processing costs become high
Solution Approach 1:
The cap body is divided into multiple parts: an upper cap, a lower cap, and a sealing plug. This segmentation allows each part to be manufactured separately using standard injection molding processes, avoiding the need for complex thin-wall layer processing while maintaining the overall functionality of the instant-mix cap.
Solution Approach 2:
The sealing plug is nested within the lower cap, and the upper cap is assembled onto the lower cap assembly. This nested structure enables modular manufacturing where components are produced independently and then assembled, significantly reducing processing difficulty and cost compared to forming a single complex thin-wall structure.
2Device complexity
If a thin wall layer structure is used for the instant-mix cap, then the cap can be simpler in design, but the sealing stability and sealing properties deteriorate
Solution Approach 1:
The sealing function is separated into a dedicated sealing plug component that can be optimized specifically for sealing performance. This segmentation allows the sealing plug to be made from materials with superior sealing properties and designed with features specifically tailored for maintaining seal integrity during storage and transportation.
Solution Approach 2:
The sealing plug and sealing surfaces utilize composite material structures that combine different material properties to achieve both sealing stability and durability. This allows for enhanced oxygen and moisture resistance while maintaining structural integrity, addressing the sealing property deficiencies of thin-wall structures.
3Device complexity
If a thin wall layer structure is used for the instant-mix cap, then the cap can be simpler in design, but the production defect rate increases
Solution Approach 1:
Dividing the cap into separate injection-molded components (upper cap, lower cap, sealing plug) allows each part to be manufactured using well-established, high-precision injection molding processes. This segmentation avoids the production defects associated with complex thin-wall layer formation while maintaining manufacturing efficiency through standardized processes.
4Device complexity
If a thin wall layer structure is used for the instant-mix cap, then the cap can be simpler in design, but the oxygen and moisture resistance deteriorates
Solution Approach 1:
The sealing plug and sealing surfaces utilize composite material structures that combine different material properties to achieve both sealing stability and durability. This allows for enhanced oxygen and moisture resistance while maintaining structural integrity, addressing the sealing property deficiencies of thin-wall structures.
Solution Approach 2:
The sealing function is separated into a dedicated sealing plug component that can be optimized specifically for sealing performance. This segmentation allows the sealing plug to be made from materials with superior sealing properties and designed with features specifically tailored for maintaining seal integrity during storage and transportation.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
This design simplifies production, enhances sealing performance, and ensures stable storage of solutes without artificial preservatives, offering a cost-effective and efficient solution for maintaining beverage freshness.
Implementation Method 1
The pushing part can drive the elastic part to deform and move downward under the action of an external force
Implementation Method 2
the pillar synchronously or simultaneously pushes the sealing plug to move downward, so that the sealing plug is forced to be disconnected from the bottom of the cap cylinder
Implementation Method 3
the cap body and the sealing plug are enclosed to form a sealed storage chamber
Implementation Method 4
a lower end of the pillar is engaged with the sealing plug by a snap-fit structure
Data Source
AI summary
The present invention provides an instant-mix cap, which relates to the technical field of the bottle cap. The instant-mix cap includes a cap body and a sealing plug, and the cap body and the sealing plug enclosed to form a sealed storage chamber, a pushing part can drive an elastic part to deform and move downward under the action of an external force, and a pillar simultaneously pushes the sealing plug to move downward, so that the sealing plug is forced to be disconnected from a bottom of a cap cylinder, thereby opening the storage chamber.