Nested Connector Ground Reinforcing Structure for Permeable Pavers
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Solution Overview
Problem
Existing permeable pavers are difficult to install due to cumbersome and rigid construction, requiring labor-intensive connection processes, and suffer from structural weaknesses at edges and voids under vehicle load, leading to rutting and road noise.
Innovation Solution
A ground reinforcing structure with flexible links and nested connectors that allow sheets to be easily aligned and secured, providing improved load distribution and reduced edge damage, featuring a design with staggered connector rows and flexible links that facilitate rolling and secure attachment.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Stability of the object's composition
If permeable paver sheets are rigidly constructed to remain flat during transport and installation, then structural stability is improved, but ease of installation deteriorates due to cumbersome handling and alignment
Solution Approach 1:
The paver system is divided into multiple modular sheets that can be independently handled and assembled. Each sheet contains integrated connectors that segment the connection function, allowing workers to join sheets through simple nesting actions rather than complex alignment procedures.
Solution Approach 2:
The connector design features nested components where one connector element fits inside another. This nesting mechanism provides self-alignment and automatic positioning when sheets are joined, eliminating the need for precise manual alignment while maintaining structural rigidity during installation.
2Device complexity
If simple snap connectors are used for sheet connections, then device complexity is reduced, but productivity deteriorates due to lengthy manual assembly of hundreds of connections
Solution Approach 1:
The connector system is designed to be self-aligning and self-securing. When sheets are positioned adjacent to each other, the nested connectors automatically engage through a snap-action mechanism without requiring manual manipulation or tooling, enabling rapid installation.
Solution Approach 2:
Multiple connection functions are merged into a single integrated connector assembly that combines alignment features, securing mechanisms, and load-transfer elements. This consolidation reduces the number of discrete components and simplifies the installation process while maintaining connection integrity.
3Ease of manufacture
If tubular hexagonal cell members with diagonal offset are used, then manufacturing simplicity is improved, but structural performance deteriorates due to large voids creating unsupported areas under vehicle tires
Solution Approach 1:
The connector design incorporates localized structural enhancements at critical connection points where load transfer occurs. The nested connectors include reinforced zones and multiple engagement surfaces that provide superior load-bearing capacity specifically at joint locations without requiring complex geometry throughout the entire sheet structure.
Solution Approach 2:
The connector assembly combines different material properties and structural forms within a single integrated component. The nested design creates composite structural behavior where outer and inner connector elements work together to distribute and transfer loads, enhancing overall connection strength while maintaining manufacturing simplicity.
4Ease of manufacture
If straight-edged sheets are used, then manufacturing simplicity is improved, but reliability deteriorates due to major rutting, edge damage, and structural damage at connections under vehicle loads
Solution Approach 1:
The connector design incorporates preliminary load-distribution features that counteract the concentration of forces at sheet edges before damage can occur. The nested connectors include load-spreading elements and reinforcement zones positioned at edges to prevent rutting and damage from vehicle tires applying concentrated loads.
Solution Approach 2:
The connector structure includes built-in cushioning and shock-absorbing features that are positioned in advance at connection points. These features provide preliminary protection against impact loads and structural damage by distributing forces through multiple engagement surfaces and flexible connection elements before loads can cause edge damage or connection failure.
Data Source
AI summary
A ground reinforcing structure includes first and second reinforcement sheets. The first reinforcement sheet has a first plurality of structural support rows and a connector row. The first plurality of structural support rows includes a first support row and a second support row. The connector row includes a first connector and a second connector. The second reinforcement sheet has a second plurality of structural support rows. The second plurality of structural support rows includes an end structural support row that has a first structural support connector and a second structural support connector. The first and second structural support connectors are secured by a first structural rib. The first connector is nested within the first structural support connector and the second connector is nested within the second structural support connector to secure the first reinforcement sheet to the second reinforcement sheet.