Corrugated Wall Insulation Panel with Molded Contours

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Solution Overview

Problem

Standard shipping containers with corrugated walls present challenges in insulation due to gaps between recesses and protrusions, making it difficult to achieve effective insulation and easy installation, as traditional planar insulation systems struggle to fill these gaps and provide a smooth surface for finishing.

Innovation Solution

The use of foam insulating panels with molded mounting elements that fit the corrugated surface, forming a planar outer face, allowing for easy attachment and alignment, and incorporating channels for utilities, with a tongue and groove configuration for continuous insulation and drainage channels to prevent moisture migration.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of manufacture

If traditional planar insulation systems are used on corrugated walls, then installation is simpler, but insulation effectiveness deteriorates due to gaps between recesses and protrusions

Engineering Contradiction:
Improveinstallation simplicityVSAvoidinsulation effectiveness
Core Design Contradiction:
Ease of manufactureVSReliability

Solution Approach 1:

The insulation panel is segmented into multiple sections with protruding portions and recesses that correspond to the corrugated wall structure. This segmentation allows the panel to fit into the corrugations while maintaining continuous insulation coverage, resolving the contradiction between installation simplicity and insulation effectiveness.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The insulation panel features local variations in thickness and structure, with protruding portions extending into the recesses of the corrugated wall and recessed portions accommodating the protrusions. This local quality adaptation ensures complete gap coverage while maintaining overall panel integrity and ease of installation.

Inventive Principle:
Principle #3Local quality

2Reliability

If foam insulation panels are used to fill gaps in corrugated walls, then insulation effectiveness improves, but device complexity increases due to molded mounting elements and tongue and groove configurations

Engineering Contradiction:
Improveinsulation effectivenessVSAvoidpanel structure complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

Multiple functions are merged into a single insulation panel: thermal insulation, vapor barrier, mounting surface, and gap-filling. The tongue and groove configuration combines alignment, connection, and continuous insulation coverage functions. This merging reduces the need for separate components while maintaining insulation effectiveness.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The insulation panel serves multiple purposes simultaneously: it provides thermal insulation, acts as a vapor barrier, provides a planar mounting surface for finishes, and fills gaps in corrugated walls. The molded mounting elements and tongue and groove features enable the panel to perform all these functions with a single component, making the added structural complexity worthwhile.

Inventive Principle:
Principle #6Universality (Multi-functionality)

3Reliability

If fiberglass insulation is used, then insulation coverage is achieved, but susceptibility to water damage and mold increases

Engineering Contradiction:
Improveinsulation coverageVSAvoidwater damage and mold susceptibility
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The insulation material changes from fiberglass to closed-cell foam, fundamentally altering its properties. The closed-cell structure provides inherent water resistance and mold resistance while maintaining insulation coverage, eliminating the harmful effects associated with fiberglass without sacrificing insulation performance.

Inventive Principle:
Principle #35Parameter changes

4Ease of operation

If open foam insulation is used, then ease of handling improves, but moisture retention increases leading to potential damage

Engineering Contradiction:
Improvehandling easeVSAvoidmoisture retention
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The foam insulation changes from open-cell to closed-cell structure, fundamentally altering its moisture interaction properties. The closed-cell configuration prevents moisture absorption while maintaining the ease of handling associated with foam materials, eliminating the contradiction between handling ease and moisture resistance.

Inventive Principle:
Principle #35Parameter changes

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 a lightweight, easy-to-install, and durable insulation system that fills gaps in corrugated walls effectively, offering improved thermal and vapor control, reducing installation complexity and common issues like mold and water damage, while allowing for easy finishing and utility routing without specialized tools or skills.

Implementation Method 1

provides superior insulation systems

Methodology Applied
Scientific EffectThermal insulation: Thermal Insulation

Implementation Method 2

acts as a vapor barrier

Methodology Applied
Scientific EffectVapor barrier: Permeation

Implementation Method 3

The panels include drainage channels to direct water and condensation back toward each face of the panel

Methodology Applied
Scientific EffectGravity-driven drainage: Gravitation

Data Source

PatentUS10773882B2Shipping container insulation panel and installation method
Publication Date: 2020.09.15 SCHERRER EDWARD G
  • US10773882B2 patent drawing
  • US10773882B2 patent drawing
  • US10773882B2 patent drawing

AI summary

An insulation system is configured for mounting to corrugated walls such as the walls of a shipping container. A first end has a first coupling surface and a second end opposite the first end has a second complementary coupling surface. Mating alignment portions are on a top surface of the panel and on a bottom surface of the panel. The second face includes a corrugated surface with a protruding first surface parallel to the first face, a recessed second surface spaced apart from and parallel to the first surface, and third and fourth surfaces extending between the first surface and the second surface, the third and fourth surfaces being orthogonal to the first and second surfaces.