Vacuum Adiabatic Body With Component Mounting for Reliable Insulation
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Solution Overview
Problem
Existing vacuum adiabatic bodies lack a reliable mounting structure for components like latches, which compromises adiabatic performance and impact resistance, particularly in applications such as refrigerators.
Innovation Solution
A vacuum adiabatic body design incorporating a first and second plate with a seal between them, supported by bars that adjust the damping force and heat conduction paths to balance adiabatic performance and withstand impacts, including the use of a hinge for rotational operation and foamed adiabatic materials for enhanced damping.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If components such as latches are mounted on the vacuum adiabatic body, then the functionality and reliability are improved, but the adiabatic performance deteriorates due to heat conduction paths through mounting structures
Solution Approach 1:
A support structure acts as an intermediary between the first and second plates, providing mechanical support while minimizing heat conduction. The support includes a first portion connecting to the first plate and a second portion connecting to the second plate, with a deliberate gap between portions that reduces thermal transfer while maintaining structural integrity and component mounting capability.
Solution Approach 2:
The support structure is segmented into multiple portions (first portion and second portion) that are spatially separated by a gap. This segmentation breaks the continuous heat conduction path while maintaining mechanical support function, allowing components to be mounted on the support without compromising adiabatic performance.
2Loss of energy
If the vacuum space is made larger to improve adiabatic performance, then the adiabatic effect is enhanced, but the structural stability and impact resistance deteriorate
Solution Approach 1:
The support structure uses a thin-walled tubular configuration that provides structural support for impact resistance while minimizing thermal mass and heat conduction. The tubular shape with optimized wall thickness maintains mechanical strength while preserving the adiabatic effect of the larger vacuum space.
Solution Approach 2:
The support structure may incorporate materials with low thermal conductivity combined with high mechanical strength properties, creating a composite structure that simultaneously provides impact resistance and minimizes heat transfer, enabling larger vacuum spaces without sacrificing structural integrity.
3Strength
If the support structure is made more robust to improve impact resistance, then the strength is improved, but the heat conduction between plates increases
Solution Approach 1:
The support employs thin-walled tubular structures that provide adequate mechanical strength and impact resistance through geometric optimization rather than material thickness. The thin walls minimize thermal conduction while the tubular geometry maintains structural integrity for withstanding impacts and pressure differentials.
Solution Approach 2:
The tubular support structure uses curved geometries that efficiently distribute mechanical stresses from impacts, providing high strength-to-weight ratios. The curved surfaces also reduce thermal conduction compared to flat structures of equivalent strength, as heat conduction paths are lengthened and thermal mass is reduced.
4Stability of the object's composition
If the gap between plates is reduced to improve structural stability, then the structural integrity is improved, but the adiabatic performance deteriorates
Solution Approach 1:
Thin-walled tubular supports enable the use of smaller gap distances while maintaining structural integrity. The thin-walled tubes provide sufficient mechanical strength to bridge smaller gaps without excessive heat conduction, as the minimal wall thickness reduces thermal transfer while the tubular geometry maintains buckling resistance and overall stability.
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 enables reliable mounting of components without reducing adiabatic performance, improves impact resistance, and maintains the vacuum state effectively, ensuring the vacuum adiabatic body can withstand pressures and absorb impacts smoothly.
Implementation Method 1
A vacuum adiabatic body may include a first plate, a second plate, and a seal that seals a gap between the first plate and the second plate
Implementation Method 2
a heat transfer resistor that reduces an amount of heat transfer between the first plate and the second plate
Implementation Method 3
a support that maintains a vacuum space
Implementation Method 4
the use of a hinge for rotational operation and foamed adiabatic materials for enhanced damping
Data Source
AI summary
A vacuum adiabatic body according to an embodiment may include a first plate, a second plate, and a seal that seals a gap between the first plate and the second plate. Optionally, the vacuum adiabatic body according to an embodiment may include a support that maintains a vacuum space. Optionally, the vacuum adiabatic body according to an embodiment may include a heat transfer resistor that reduces an amount of heat transfer between the first plate and the second plate. Optionally, the vacuum adiabatic body may include a component coupling portion connected to at least one of the first or second plate so that a component is coupled thereto. Optionally, the vacuum adiabatic body may further include a side plate extending in a height direction of the vacuum space. Accordingly, the vacuum adiabatic body capable of achieving the industrial purpose may be provided.