Modular Climbing Wall T-Nut Spline Fastening
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Solution Overview
Problem
The availability of climbing walls, especially near aquatic bodies, is limited, restricting opportunities for participants to engage in the sport due to the scarcity of such facilities.
Innovation Solution
A modular climbing wall system comprising a frame, transparent climbing panels, and holds connected using t-nuts with embedded splines, which can be securely attached to various surfaces, featuring adjustable difficulty levels and integrated features like water jets and timing systems, allowing for customizable installation and enhanced user experience.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If climbing walls are installed near aquatic bodies, then accessibility and user engagement are improved, but installation complexity and structural requirements increase
Solution Approach 1:
The climbing wall is divided into multiple modular panels that can be independently assembled and configured. Each panel contains standardized mounting points and connection mechanisms, allowing the structure to be adapted to various aquatic environments (pools, beaches, lakes) without requiring complete custom fabrication. The frame system is segmented into adjustable sections that can accommodate different water levels and surface conditions.
Solution Approach 2:
The climbing wall system incorporates universal mounting mechanisms that can attach to various surfaces (concrete, wood, metal) found in different aquatic settings. The modular design allows the same basic structure to serve multiple functions: climbing exercise, safety barrier, and visual divider between water areas. Standardized t-nut and spline connections provide universal adaptability across different installation locations.
2Reliability
If transparent climbing panels are used, then visibility and safety are improved, but manufacturing cost and material requirements increase
Solution Approach 1:
The transparent panels are strategically positioned only in areas where visibility is critical for safety (lower sections near water level) while opaque or patterned panels are used in upper sections where aesthetic considerations dominate. This localized application of transparent material optimizes safety where needed while reducing overall manufacturing costs. The frame structure provides additional structural support, allowing the use of thinner, more cost-effective transparent panel materials.
3Ease of operation
If modular design with t-nuts and splines is used, then ease of assembly and disassembly is improved, but structural complexity increases
Solution Approach 1:
The t-nut and spline mechanism operates on a nested principle where the spline embeds into the panel material while the t-nut threads onto the spline, creating a compact integrated fastening system. This nested structure allows for easy tool-free assembly and disassembly while maintaining strong structural connections. The modular panels nest together using standardized connection points, simplifying the overall assembly process despite the sophisticated fastening mechanism.
Data Source
AI summary
An example climbing wall includes: a frame; a plurality of climbing panels connected to the frame; and a plurality of holds, each of the plurality of holds connected to at least one of the plurality of climbing panels with a t-nut, the t-nut including: a flange in contact with the at least one plurality of climbing panels, and a plurality of splines embedded within the at least one climbing panels.