Interlocking Removable Wall Panels for Portable Building Access

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Solution Overview

Problem

Conventional portable buildings require multiple workers and heavy machinery to assemble exterior walls, and accessing large equipment is difficult due to limited clearance through doors or windows, making setup time-consuming and cumbersome.

Innovation Solution

A removable wall panel system for portable buildings that allows single-user installation without tools, featuring interlocking panels with channels and handles, providing a large free span for equipment access while maintaining structural integrity.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of manufacture

If conventional portable building exterior walls are assembled using traditional methods, then structural integrity is achieved, but multiple workers and heavy machinery are required, increasing setup time and complexity

Engineering Contradiction:
Improveease of assemblyVSAvoidassembly complexity
Core Design Contradiction:
Ease of manufactureVSDevice complexity

Solution Approach 1:

The wall system is divided into modular panels that can be individually handled and assembled. Each panel is a self-contained unit with standardized connection features, allowing the wall to be constructed by assembling discrete segments rather than handling large, complex wall sections.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The panels utilize nested connection mechanisms where connecting elements are integrated within the panel structures themselves. The interlocking features are built into the panels, allowing one panel to nest into or connect with another through integrated connection points, reducing the need for external fastening hardware.

Inventive Principle:
Principle #7Nested doll (Nesting)

2Ease of operation

If conventional portable buildings use standard doors and windows, then structural integrity is maintained, but accessibility for large equipment is limited due to insufficient clearance

Engineering Contradiction:
ImproveaccessibilityVSAvoidstructural integrity
Core Design Contradiction:
Ease of operationVSStrength

Solution Approach 1:

The wall panels are designed to be movable rather than fixed, allowing the wall structure to dynamically reconfigure. Panels can be easily removed or repositioned to create large openings when needed for equipment access, then restored to their original positions to maintain the enclosed structure when accessibility is not required.

Inventive Principle:
Principle #15Dynamics

3Ease of operation

If walls of portable buildings are removed to provide clearance for large equipment, then accessibility is improved, but the process is time-consuming and requires multiple workers or heavy machinery

Engineering Contradiction:
Improveequipment accessVSAvoidwall removal time
Core Design Contradiction:
Ease of operationVSLoss of time

Solution Approach 1:

The wall is segmented into removable panels that can be individually taken out to create openings. This segmentation allows equipment access to be achieved by removing only the specific panels in the path of the equipment, rather than removing entire wall sections, significantly reducing the time and effort required.

Inventive Principle:
Principle #1Segmentation

4Ease of operation

If removable wall panels are designed for single-user installation without tools, then ease of operation is improved, but structural integrity and weatherproof sealing may be compromised

Engineering Contradiction:
Improveinstallation easeVSAvoidweatherproof sealing
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The panels incorporate self-aligning and self-sealing features that automatically ensure proper engagement and weatherproofing when the panels are connected. The connection mechanism is designed to self-adjust to ensure tight seals, eliminating the need for tools or multiple workers to ensure proper installation quality.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The connection elements utilize elastic deformation or material compliance to create tight seals. The sealing surfaces are designed with specific geometric parameters that, when brought together, create a pressure-induced seal that is both weatherproof and tool-free to install.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS20250223794A1Removable wall panel for portable electrical buildings
Publication Date: 2025.07.10 QUALITY ELECTRICAL SYSTEMS INC
  • US20250223794A1 patent drawing
  • US20250223794A1 patent drawing
  • US20250223794A1 patent drawing

AI summary

A portable building is disclosed, having a wall section including a first upwardly extending support member, a second upwardly extending support member and a header supported by the first upwardly extending support member and the second upwardly extending support member, the header having a header channel. The wall section also includes a floor beam secured to the first upwardly extending support member and the second upwardly extending support member, the floor beam having a floor beam channel. Further, the wall section includes a plurality of wall panels, where each of the plurality of wall panels are removably retained within the header channel and the floor beam channel, such that each of the plurality of wall panels are slidable along the floor beam and the header while retained within the header channel and the floor beam channel. Each of the plurality of wall panels are configured to interlockingly engage an immediately adjacent wall panel and an exterior surface of each of the plurality of wall panels form a continuous exterior wall surface.