Cast-in-Place Wall Framing System for Precise Opening Placement
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Solution Overview
Problem
Existing methods for framing openings in cast-in-place concrete walls, such as those used in the Nudura wall system, face challenges in defining and maintaining openings while preventing concrete flow and ensuring proper alignment and hardware installation.
Innovation Solution
A framing system comprising insulating wall members, brackets, and reinforcing rods that are engaged with the wall system before concrete pouring, allowing for defined openings and secure placement after concrete curing, with features like anchor portions and inwardly curling flanges to guide and secure the framing members.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If a framing system is used to define openings before concrete pouring, then the precision of opening placement and alignment is improved, but the complexity of the device increases
Solution Approach 1:
The framing system is divided into separate modular components including framing members with flanges, wall members with channels, and brackets. These segments can be independently positioned and assembled to define openings, allowing precise control of opening placement without requiring a monolithic complex structure.
Solution Approach 2:
The framing members, wall members, and brackets are assembled and positioned to define the opening geometry before concrete is poured. This preliminary arrangement of components establishes the precise opening placement and alignment, which is then locked in place when concrete is poured around the assembled framework.
2Stability of the object's composition
If wall members and brackets are used to hold insulating wall members apart, then the structural integrity and alignment are improved, but the device complexity increases
Solution Approach 1:
The wall members integrate multiple functions: they provide structural support, maintain spacing between insulating wall members through built-in channels, and facilitate alignment. By merging these functions into unified components rather than separate elements, the system achieves stable wall alignment without proportionally increasing complexity.
Solution Approach 2:
Brackets serve as intermediary components that connect and hold the insulating wall members apart at the correct distance. These brackets act as mediators between the wall members, ensuring proper spacing and alignment while allowing the wall members themselves to maintain their individual structural integrity.
3Ease of operation
If flanges and anchor portions are added to framing members, then the ease of hardware installation is improved, but the manufacturing complexity increases
Solution Approach 1:
The flanges and anchor portions are integrated as part of the framing members rather than being separate components. This merging of attachment features into the main framing structure allows hardware to be installed directly onto the framing members without requiring additional separate fastening components, simplifying the overall assembly process despite the increased manufacturing complexity of the framed members themselves.
Data Source
AI summary
A wall assembly comprises a wall component and a framing member. The wall component comprises a first wall panel, a second wall panel, and at least one connecting member positioned between the first wall panel and the second wall panel. The framing member comprises a first panel receiving channel configured to receive at least a portion of the first wall panel, and a first inner flange comprising a first anchor portion configured to guide the first wall panel into the first panel receiving channel. Additional embodiments may include a second panel receiving channel configured to receive at least a portion of the second wall panel and a second inner flange comprising a second anchor portion configured to guide the second wall panel into the second panel receiving channel. Embodiments may be used to form walls made of cast-in-place concrete.