Drywall Double Edge Joint Sealing Profile for Fast Fire-Safe Installation
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Solution Overview
Problem
Existing sealing compounds for double edge joints in drywall are time-consuming to apply, require specific temperature conditions, and lack easy inspection methods, making them ergonomically inefficient and unreliable.
Innovation Solution
A sealing device with a sealing profile having a holding portion and base bodies that form a U-shaped receptacle for the holding rail, ensuring easy installation and effective sealing of both edge joints, featuring positioning aids and intumescent strips for fire protection.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If sealing compounds are used to seal edge joints, then sound and fire protection function is provided, but application is time-consuming and not ergonomic
Solution Approach 1:
The sealing device is divided into multiple functional segments: a profiled sealing body with compression section for sealing, a holding section for mounting, and connection elements. This segmentation allows each part to perform its specific function efficiently while simplifying the overall application process compared to traditional compound sealing methods.
Solution Approach 2:
The sealing device is designed as a self-contained mechanical sealing system that does not require external application tools or materials. The compression section automatically seals when compressed between the holding rail and cladding, eliminating the need for manual application of sealing compounds and subsequent drying/curing time.
2Reliability
If sealing compounds are used to seal edge joints, then fire protection is provided, but application requires specific temperature conditions and dry substrate
Solution Approach 1:
The invention replaces chemical sealing compounds with a mechanical sealing system. The profiled sealing body with compression section provides fire protection through its fire-resistant material composition and mechanical sealing action, eliminating dependencies on temperature conditions and substrate dryness required for compound application.
3Reliability
If sealing compounds are used to seal edge joints, then joint sealing is achieved, but inspection is not easy and installation depth cannot be checked
Solution Approach 1:
The sealing device incorporates visual indicators through its profiled structure and material properties that allow easy inspection. The compression section's deformation state and proper installation depth can be visually verified, enabling simple quality control without complex measurement tools.
4Object-affected harmful factors
If traditional sealing methods are used, then moisture protection is provided, but installation is time-consuming
Solution Approach 1:
The sealing device is pre-formed with its profiled geometry, compression section, and holding features during manufacturing. This preliminary preparation eliminates on-site forming and application steps, allowing rapid installation by simply positioning and compressing the device into place, thereby increasing productivity while maintaining moisture protection.
Data Source
AI summary
A sealing device can be used for a double edge joint which is formed between a floor, a wall, or a ceiling and an adjacent first cladding and a spaced-apart second cladding of drywall having double-layer cladding. The sealing device contains a sealing profile having a holding portion and a first base body for sealing a first edge joint on the first cladding and a second base body for sealing a second edge joint on the second cladding. The first and the second base bodies are connected to one another via the holding portion and, in combination therewith, form a U-shaped receptacle for the holding rail of the drywall. Furthermore, drywall can contain a sealing device of this type.