Fenestration Profile Cable Integration With Thermal Break Cavities
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Solution Overview
Problem
Conventional fenestration systems face challenges in routing and integrating cables and wiring during installation, particularly due to limited access in assembled profiles and the risk of short circuits and water leakage, which complicates the incorporation of smart systems and increases installation time.
Innovation Solution
A fenestration profile with a retention mechanism, such as a thermal break, that houses communication lines within a cavity, allowing pre-integration of cables during manufacturing, eliminating the need for onsite cabling and reducing installation complexity while preventing water migration and short circuits.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If cables are routed through profile voids during manufacturing, then cable integration is simplified and access is easier, but profile assembly complexity increases and water tightness risk increases
Solution Approach 1:
The profile is divided into separate components (first profile portion, second profile portion, and retention mechanism) that are assembled after cable routing. The retention mechanism is a separate component that can be installed independently, allowing cables to be routed through the profile void before final assembly, thus simplifying cable integration without permanently complicating the profile structure.
Solution Approach 2:
Cables are routed through the profile voids during manufacturing before the profile portions are assembled. This preliminary cable routing action allows cables to be positioned and secured within the voids while access is still available, avoiding the need for complex post-assembly cable management.
2Ease of operation
If cables are placed in profile voids, then cable routing is simplified, but water tightness deteriorates and short circuit risk increases
Solution Approach 1:
The retention mechanism acts as an intermediary component between the cable and the profile void. It provides a dedicated structure for cable support and positioning that is integrated into the profile assembly, allowing cables to be routed through the void while maintaining the integrity of the profile's water tightness system.
Solution Approach 2:
The retention mechanism is extracted as a separate component from the main profile structure. This allows the profile voids to maintain their original water tightness characteristics while the retention mechanism provides dedicated cable management functionality, separating the cable routing function from the structural profile.
3Strength
If profiles are assembled before cable routing, then structural integrity is maintained, but cable access becomes difficult or impossible
Solution Approach 1:
Cable routing is performed as a preliminary action during manufacturing before the profile portions are assembled into the final structure. This timing allows easy access to the profile voids for cable installation while the profile components are still separate, and the structural integrity is established through subsequent assembly of the profile portions with the retention mechanism in place.
4Loss of time
If cables are routed in glazing area and beading, then cable routing is possible after assembly, but space for glass packers and insulation is reduced
Solution Approach 1:
The profile is segmented into distinct components with dedicated functions: the profile voids provide cable routing space, the retention mechanism provides cable support, and the glazing area provides space for glass packers and insulation. This segmentation allows each component to fulfill its primary function without encroaching on the space required by other components, avoiding the need to route cables through the limited glazing area.
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
This solution simplifies the installation of fenestration systems by pre-integrating cables, reducing onsite cabling needs, enhancing thermal performance, and preventing water ingress, thus streamlining the conversion of passive to active systems and ensuring reliable electrical connections.
Implementation Method 1
a retention mechanism arranged within the inner space... the retention mechanism comprises a thermal break that includes: an elongate base body extending between and interconnecting the first and second portions
Implementation Method 2
the profile includes a pivot mechanism provided at a first end of the cap to pivotably attach the cap to the body. In some aspects, the pivot mechanism comprises a living hinge
Implementation Method 3
the profile includes one or more grooves defined in the body within the cavity, the one or more grooves being sized to receive and accommodate the one or more communication lines
Implementation Method 4
the profile includes an attachment mechanism provided at a second end of the cap, wherein the attachment mechanism detachably couples the cap to the body
Implementation Method 5
the retention mechanism comprises a thermal shield that includes: an elongate body extending across a width of the profile and attached to the first portion or the second portion; and a cavity defined within the elongate body, wherein the one or more communication lines are housed within the cavity
Data Source
Figure 1~2A
Figure 2B~2D
Figure 3A~3C
AI summary
A profile for a fenestration system includes a first portion and a second portion offset from the first portion and thereby defining an inner space therebetween. The profile for a fenestration system further includes a retention mechanism arranged within the inner space, and one or more communication lines mounted to the retention mechanism.