Profiled Sheet Metal Bead with Polyurethane Fire Element
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Solution Overview
Problem
Existing profiled sheets for forming walls and ceilings face challenges in achieving uniform fire protection and soundproofing due to messy foam application, dust, and incomplete filling of beads, which can compromise fire protection properties and cleanliness requirements, especially in clean rooms.
Innovation Solution
A profiled sheet with a bead that widens towards the bottom, accommodating a molded polyurethane fire protection or soundproofing element, ensuring complete filling and a clean, dust-free installation, with optional reinforcement and compressibility for easy insertion.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If fire protection foam is splashed into the beads, then fire protection properties are improved, but the sheet metal side becomes contaminated with foam and the installation process becomes messy
Solution Approach 1:
The fire protection element is pre-formed as a molded part with the fire protection material already integrated, eliminating the need for messy on-site foam application. This preliminary preparation ensures clean installation while maintaining fire protection effectiveness.
Solution Approach 2:
A specifically designed fire protection element acts as an intermediary component that fits into the bead structure. This element serves as a carrier for the fire protection material, allowing it to be installed cleanly without direct foam application to the sheet metal surface.
2Reliability
If mineral fiber wool is used to fill beads, then fire protection is enhanced, but dust and fibers are released making it unsuitable for clean rooms
Solution Approach 1:
The fire protection element utilizes a porous material structure that provides fire protection functionality while containing the material within a solid form. This porous structure allows fire protection performance without releasing dust or fibers into the environment, making it suitable for clean room applications.
3Reliability
If conventional fire protection materials are used, then fire protection is provided, but complete filling of beads cannot be ensured reducing fire protection effectiveness
Solution Approach 1:
The fire protection solution is segmented into discrete, pre-formed elements designed to fit specific bead configurations. This segmentation allows for precise installation where each element can be individually positioned to ensure complete filling of the bead structure, eliminating gaps that would compromise fire protection.
4Stability of the object's composition
If the bead opening is narrow, then the profile sheet structure is maintained, but insertion of fire protection elements becomes difficult
Solution Approach 1:
The fire protection element incorporates flexible or elastically deformable regions that allow it to dynamically adjust during insertion. The element can be compressed or flexed to pass through the narrow bead opening, then expands or returns to its original shape within the bead, ensuring complete filling while maintaining ease of installation.
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
The solution provides enhanced fire protection and soundproofing properties by ensuring complete filling and a clean installation process, suitable for areas requiring high cleanliness, with improved stability and flexibility of the profile sheet.
Implementation Method 1
The fire protection and/or soundproofing element can be an intumescent material, whereby the fire protection and/or soundproofing properties of the fire protection and/or soundproofing element can be improved.
Implementation Method 2
at least one fire protection and/or soundproofing element, the profiled sheet having a profile with at least one bead
Data Source
Figure 1
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AI summary
A component assembly comprising a profiled sheet for forming walls or ceilings and at least one fire protection and/or sound insulation element is described, wherein the profiled sheet has a profile with at least one groove that extends from one side of the sheet and widens towards its bottom, forming an undercut, and wherein the fire protection and/or sound insulation element is arranged in the groove.