Vacuum adiabatic body

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Solution Overview

Problem

Existing vacuum adiabatic bodies lack a reliable installation structure for components like latches without compromising heat insulation performance, and they are susceptible to impact damage.

Innovation Solution

A vacuum adiabatic body design incorporating a first and second plate with a seal, support, and component coupler, featuring side plates with specific extensions to accommodate components like latches, ensuring a gap for insulation and impact resistance.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a component coupler is added to install components like latches, then the reliability of component installation is improved, but the heat insulation performance deteriorates

Engineering Contradiction:
Improvecomponent installation reliabilityVSAvoidheat insulation performance
Core Design Contradiction:
ReliabilityVSLoss of energy

Solution Approach 1:

A component coupler is introduced as an intermediary element that connects the first plate and second plate to provide component mounting capability. The coupler includes a coupling portion with through-holes for component installation and an extension portion that protrudes into the vacuum space. This intermediary structure enables reliable component installation while maintaining thermal insulation through its specific geometric design and positioning.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The component coupler implements local quality by having different functional regions: the coupling portion provides mechanical connection and component mounting capability, while the extension portion manages thermal insulation by protruding into the vacuum space. This localized functional differentiation allows the structure to simultaneously satisfy both component installation reliability and heat insulation requirements in different spatial zones.

Inventive Principle:
Principle #3Local quality

2Adaptability or versatility

If side plates are extended to accommodate components, then the adaptability for component installation is improved, but the impact resistance deteriorates

Engineering Contradiction:
Improvecomponent installation adaptabilityVSAvoidimpact resistance
Core Design Contradiction:
Adaptability or versatilityVSStrength

Solution Approach 1:

The side plate is extended in the height direction (another dimension) to provide space for component installation. This dimensional extension creates additional mounting area and adaptability for various components without compromising the longitudinal structural integrity. The extension allows components to be positioned in the height direction while maintaining the plate's strength in other directions.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

3Device complexity

If the component is installed close to the vacuum space, then the device complexity is reduced, but the insulation effect deteriorates

Engineering Contradiction:
Improveinstallation structure complexityVSAvoidinsulation effect
Core Design Contradiction:
Device complexityVSLoss of energy

Solution Approach 1:

The component coupler extends partially into the vacuum space through its extension portion, which protrudes from the first plate toward the second plate. This partial extension into the vacuum region creates sufficient insulation distance between the component mounting area and the vacuum space, maintaining insulation effectiveness while avoiding the need for complex additional insulation structures.

Inventive Principle:
Principle #16Partial or excessive action

4Reliability

If the side plate extension is increased to prevent interference, then the reliability of component operation is improved, but the manufacturing precision requirements worsen

Engineering Contradiction:
Improvecomponent operation reliabilityVSAvoidgap positioning precision
Core Design Contradiction:
ReliabilityVSManufacturing precision

Solution Approach 1:

The component coupler is pre-designed with a specific extension length that protrudes into the vacuum space by a predetermined amount. This preliminary design of the extension portion establishes the insulation gap distance in advance, ensuring reliable component operation without requiring high-precision positioning during assembly. The extension length is optimized to provide sufficient insulation clearance while accommodating normal manufacturing tolerances.

Inventive Principle:
Principle #10Preliminary action

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 design enhances impact resistance, maintains insulation performance, and improves productivity by preventing foaming solution intrusion, thus protecting the vacuum space from damage.

Implementation Method 1

a vacuum space between the first plate (101) and the second plate (201); and a seal (61) sealing the first plate (101) and the second plate (201)

Methodology Applied
Scientific EffectVacuum: Vacuum

Implementation Method 2

A device having an internal space in which a vacuum is at least partially formed to achieve a thermal insulation effect is called a vacuum adiabatic body

Methodology Applied
Scientific EffectThermal Insulation: Thermal Insulation

Data Source

PatentUS12410882B2Vacuum adiabatic body
Publication Date: 2025.09.09 LG ELECTRONICS INC
  • US12410882B2 patent drawing
  • US12410882B2 patent drawing
  • US12410882B2 patent drawing

AI summary

A vacuum adiabatic body includes a first plate, a second plate, and a seal for sealing the first plate and the second plate to provide a vacuum space. Optionally, the vacuum adiabatic body includes a support for maintaining the vacuum space. Optionally, the vacuum adiabatic body includes a heat transfer resistor for reducing heat transfer between the first plate and the second plate. Optionally, the vacuum adiabatic body includes a component coupler that is connected to at least one of the first and second plates and to which the component is coupled. Optionally, the vacuum adiabatic body includes a side plate extending in a height direction of the vacuum space. Thus, a vacuum adiabatic body for achieving an industrial purpose is provided.