Rotating Linear Adjustment Bracket for Helical Pier Misalignment
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Solution Overview
Problem
Existing helical piers face challenges in achieving precise positioning in poor bearing soil environments due to obstructions like rock or ledge, leading to misalignment issues that current solutions fail to address effectively, resulting in costly delays and design compromises.
Innovation Solution
A rotating linear adjustment bracket (RLAB) system that includes a cylindrical sleeve for 360-degree rotation over the pier, with adjustment slots and gussets for secure mounting, and various saddle and adapter brackets for different lumber sizes and materials, allowing for precise alignment and support.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If traditional fixed brackets are used to connect building materials to helical piers, then the connection is simple and direct, but the alignment precision deteriorates when piers are obstructed by rock or ledge during installation
Solution Approach 1:
The bracket incorporates a rotating adjustment mechanism that allows dynamic repositioning after pier installation. The bracket can rotate to different angles and adjust its position to accommodate piers that were deflected by subsurface obstructions, transforming a static connection into a dynamically adjustable one that maintains alignment precision despite installation variations
Solution Approach 2:
The bracket system enables change in positional parameters (angle, distance from pier center) to compensate for installation deviations. By adjusting these parameters, the bracket can accommodate piers installed at non-ideal positions while still achieving proper alignment with building materials, effectively decoupling installation precision from final alignment precision
2Manufacturing precision
If misaligned piers are corrected by unscrewing and repositioning, then alignment may be improved, but the risk of breakage and similar misaligned results increases
Solution Approach 1:
The adjustable bracket is designed in advance to accommodate a range of pier positions and angles. Rather than attempting to correct misalignment after installation by moving the pier, the bracket is pre-configured with adjustment capabilities that allow it to adapt to the actual pier position, eliminating the need for risky repositioning operations
Solution Approach 2:
The bracket serves as an intermediary element between the helical pier and the building materials. It absorbs and compensates for misalignment through its adjustment mechanism, allowing the pier to remain in its installed position while still achieving proper connection geometry, thereby protecting the pier from the stresses of forced repositioning
3Reliability
If adjacent piers are installed to create a bracket bridge for misaligned piers, then structural support is maintained, but project time and cost increase significantly
Solution Approach 1:
The adjustable bracket is designed as a universal solution that can accommodate various degrees and types of misalignment through its rotation and adjustment mechanisms. This single versatile component replaces the need for multiple specialized solutions (including installing additional piers), maintaining structural integrity while simplifying the correction process and reducing project duration
4Manufacturing precision
If custom adapter brackets are fabricated onsite for misaligned piers, then precise fit is achieved, but manufacturing complexity and cost increase
Solution Approach 1:
The bracket system is segmented into standardized modular components with built-in adjustment capabilities. Rather than fabricating custom monolithic adapters for each situation, the system uses pre-manufactured modular brackets that can be adjusted to achieve precise fits, reducing onsite manufacturing complexity while maintaining precision through standardized design and adjustment mechanisms
Data Source
AI summary
A rotating linear adjustment bracket (RLAB) for use in providing connective support between construction building materials and a ground mounted pier includes a base plate mounted to a sleeve. The RLAB includes one or more gussets bridging the base to the sleeve to increase its strength. A bracket is then attached to the base plate for connecting various construction materials to the base plate. The bracket can be configured in various sizes and shapes as needed for attachment to the building construction materials.