Prefabricated Structural Insulated Panels with Interlocking Seams
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Solution Overview
Problem
Conventional prefabricated structural insulated panel systems lack durability, resistance to environmental hazards, and sufficient air and vapor barriers, requiring additional field labor, time, and cost, and often fail to provide finished skins or structural integrity to withstand extreme weather conditions.
Innovation Solution
A construction system comprising prefabricated panels with integrated insulation, support members, and engagement elements that can be assembled by unskilled labor, featuring C-shaped support members, horizontal and vertical chases for utility conduits, and optional sheathing for enhanced insulation and structural support, allowing for rapid assembly and adaptation to diverse environmental conditions.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If conventional prefabricated panels are used, then assembly is simplified, but durability and resistance to environmental hazards deteriorate
Solution Approach 1:
The patent employs composite materials including fiber cement boards, metal framing, and foam insulation to create panels that maintain durability while enabling simplified assembly. The fiber cement exterior skin provides weather resistance and structural integrity, while the integrated foam insulation core provides thermal performance, creating a composite panel that is both durable and ready-to-assemble.
Solution Approach 2:
The panels are pre-assembled in the factory with all components including framing, insulation, and exterior skins already integrated. This preliminary assembly action eliminates the need for field assembly of these components, simplifying on-site construction while ensuring quality control and durability through controlled manufacturing conditions.
2Quantity of substance
If wood-based materials are used, then cost is reduced, but resistance to fire, termites, and decay deteriorates
Solution Approach 1:
The patent changes the material parameter from wood-based products to fiber cement boards, which fundamentally alter the chemical and physical properties of the panel. Fiber cement provides inherent resistance to fire, termites, and decay while maintaining cost-effectiveness through standardized manufacturing processes and material availability.
3Quantity of substance
If conventional panel systems are used, then structural core and insulation are provided, but finished skins and structural integrity for extreme weather are lacking
Solution Approach 1:
The patent merges the structural framing, insulation, and exterior skin into a single integrated panel assembly. The fiber cement board is directly attached to the metal framing with foam insulation, creating a unified component that provides both structural integrity for extreme weather and finished exterior appearance, eliminating the need for separate skin installation.
4Productivity
If rapid assembly is implemented, then labor and time requirements are reduced, but material complexity increases
Solution Approach 1:
The patent segments the wall assembly into discrete, pre-fabricated panel units that can be rapidly installed. Each panel is a self-contained module with standardized dimensions and integrated components, allowing workers to install complete wall sections rather than assembling individual components, thereby increasing productivity while managing complexity through standardization.
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 system provides a durable, efficient, and cost-effective solution for constructing structures that can withstand extreme weather, with reduced labor and time requirements, while ensuring thermal and sound insulation, and structural integrity.
Implementation Method 1
a depth of the rigid foam insulation is substantially equal to a depth of the exterior sheath plus a thickness of the thermal break
Implementation Method 2
a thickness of the thermal break is substantially equal to a thickness of the interior sheath plus an additional distance
Data Source
AI summary
A construction system includes a first panel and a second panel. The first panel defines a first insulation member coupled to a first support member. The first insulation member defines an extension member portion. The second panel defines a second insulation member coupled to a second support member. The second insulation member defines an extension member recess. The extension member portion is disposed within the extension member recess to couple together the first panel with the second panel. The first panel and the second panel define a first seam and a second seam as coupled together. The first seam and the second seam are incongruous.