Insulated Container Vacuum Cavity Support Member
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Solution Overview
Problem
Conventional insulated containers for beverages and foods lack effective temperature retention and structural stability, particularly when holding oversized items or bottles, due to inadequate insulation and support mechanisms.
Innovation Solution
The development of an insulated container with a metallic double-wall structure featuring a sealed vacuum cavity and a support member made of ceramic fiber insulation, combined with an elastomeric foot member and honeycomb design for enhanced stability and temperature retention.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Temperature
If a conventional single-wall container structure is used, then the device complexity is low, but the thermal insulation performance is insufficient
Solution Approach 1:
The container is divided into two separate walls (outer wall and inner wall) with a vacuum cavity between them. This segmentation creates a double-wall structure that significantly improves thermal insulation performance by eliminating direct thermal conduction paths while maintaining a manageable structural complexity through modular design.
Solution Approach 2:
A vacuum cavity is introduced as an intermediary space between the outer and inner walls. This vacuum layer acts as a thermal barrier that prevents heat transfer through conduction and convection, thereby improving temperature retention without requiring complex active insulation systems.
2Temperature
If a vacuum cavity is introduced for insulation, then the thermal insulation performance is improved, but the structural stability deteriorates
Solution Approach 1:
Support members are strategically placed at specific locations within the vacuum cavity rather than uniformly distributed. These localized support structures provide necessary structural stability to prevent wall collapse while maintaining the vacuum seal, thus preserving thermal insulation performance without requiring extensive structural reinforcement throughout the entire container.
Solution Approach 2:
The container employs a composite structure combining metallic walls with vacuum insulation and support members. This composite design integrates the strength of metal walls with the insulating properties of vacuum space, achieving both thermal insulation and structural stability through material and structural composition rather than relying on a single solution.
3Adaptability or versatility
If the inner wall is made larger to accommodate oversized items, then the adaptability is improved, but the structural rigidity deteriorates
Solution Approach 1:
The container utilizes the vacuum cavity space efficiently by optimizing the dimensional relationships between the outer wall, inner wall, and vacuum space. The inner wall is designed with appropriate dimensions to accommodate oversized items while the outer wall maintains structural rigidity, with the vacuum cavity serving as a structural element that distributes loads and prevents buckling.
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
The solution provides improved thermal insulation, structural stability, and effective temperature retention for oversized items or bottles, preventing deformation and condensation, while maintaining a low thermal conductivity and high porosity for efficient heat management.
Implementation Method 1
a sealed vacuum cavity between the outer shell and the inner shell
Implementation Method 2
The outer shell may be connected to the inner shell forming an insulated double wall structure with a sealed vacuum cavity
Implementation Method 3
The support member may include a ceramic fiber insulation
Implementation Method 4
maintaining a low thermal conductivity and high porosity for efficient heat management
Implementation Method 5
The cylindrical elastomeric disc may include a top side, a bottom side opposite the top side, and a circular sidewall
Data Source
AI summary
An insulating container can be configured hold a wine bottle or other bottles that includes an outer shell and an inner shell. The outer shell and inner shell may be integrally joined together to form an insulated double wall structure with a sealed vacuum cavity between the two shells. A compressible support member may be placed to between a bottom wall of the outer shell and a bottom wall of the inner shell to help form a planar bottom wall of the inner shell when the vacuum cavity is formed. The insulating container may further include a cylindrical elastomeric disc that is a similar size and shape as the inner bottom wall and is located on the inner bottom wall.