Standing Seam Clips With Sliding Base Slots
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Solution Overview
Problem
Existing standing seam clips in roof decking systems often bind during thermal expansion and contraction, leading to damage due to inadequate lateral movement, which existing technologies fail to adequately address.
Innovation Solution
The development of improved standing seam clips and perimeter clips that allow for horizontal movement by incorporating sliding mechanisms with fasteners and base slots, along with reinforcing features like ribs and tabs, to prevent binding and maintain structural strength.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Strength
If standing seam clips are used to connect roof panels to support members, then the roof panels can be securely attached, but the clips may bind and prevent lateral movement during thermal expansion and contraction, leading to roof damage
Solution Approach 1:
The clip design incorporates a slot in the base that allows the fastener to move laterally relative to the base, enabling the connector to accommodate thermal expansion and contraction of the roof panels while maintaining secure attachment. This dynamic adjustment mechanism resolves the contradiction between secure attachment and lateral movement capability.
2Adaptability or versatility
If the connector is allowed to slide freely in the base slot, then lateral movement is accommodated, but the structural strength and stability of the connection may be compromised
Solution Approach 1:
The slot is designed with specific dimensions and the fastener includes engagement features that provide predetermined limits to lateral movement. This allows the connector to slide sufficiently to accommodate thermal expansion while maintaining structural integrity through the engagement features that prevent excessive movement or detachment.
3Reliability
If reinforced features like ribs and tabs are added to maintain structural strength, then the clips can withstand thermal cycling, but the device complexity increases
Solution Approach 1:
The clip is divided into distinct functional components: a base with a slot for lateral movement, a fastener for securing to support members, and a connector for attaching to roof panels. Reinforcing ribs and tabs are strategically placed on specific components to provide necessary strength while keeping each component's design focused and manageable, thus balancing reliability with complexity.
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
These clips enable improved thermal cycle resistance and prevent damage by allowing for necessary lateral movement while maintaining or exceeding the structural strength of metal roof decking systems.
Implementation Method 1
The connector moves relative to the base to accommodate lateral movement of the roof in response to expansion and contraction of the roof panels due to heating and cooling.
Implementation Method 2
The panel connector is configured to slide with respect to the panel base as the at least two fasteners slide within the panel base slot.
Data Source
AI summary
Embodiments of the present invention relate to standing seam clips (e.g., panel clips and perimeter clips) that allow for improved horizontal movement of decking panels while reducing or preventing the issues associated with the binding of the standing seam clips that result in damaged roofs when the roof panels expand and contract due to temperature changes of the roof panels during heating and cooling cycles.