Glass Railing Cover Drip Edge Water Drainage
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Solution Overview
Problem
Existing glass railing covers fail to effectively manage rainwater and snow accumulation on terraces and balconies, leading to moisture-related damage, as they do not adequately drain water away from the facade and can direct water towards the building structure.
Innovation Solution
A cover design with spaced drip edges on its lower side, allowing for water drainage holes and a wedge-shaped second leg to direct water away from the facade, combined with attachment means for easy installation on glass railing devices, ensures efficient drainage of rain, dew, and condensation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If a traditional cover design is used without drainage holes, then the cover structure remains simple and continuous, but water accumulates inside the glass railing device and cannot be drained away from the facade
Solution Approach 1:
The cover is divided into multiple functional zones: a first leg for external water drainage, a second leg for internal water drainage, and a connection leg joining them. This segmentation allows different parts of the cover to handle different water sources independently, improving drainage reliability while maintaining a relatively simple overall structure.
Solution Approach 2:
The cover incorporates drainage holes specifically in the second leg at strategic locations to enable internal water drainage, while the first leg remains solid to handle external water. This localized modification adds only where necessary, minimizing structural complexity while achieving the desired drainage function.
2Object-affected harmful factors
If drip edges are positioned close together, then the cover structure remains compact, but adhesive forces direct water towards the facade causing moisture damage
Solution Approach 1:
The drip edges are positioned asymmetrically with respect to each other and to the facade, creating a configuration where adhesive forces naturally direct water away from the facade. The first drip edge is positioned to handle external water while the second drip edge handles internal water, with spacing that prevents water being drawn toward the facade by adhesive forces.
3Object-affected harmful factors
If the cover is designed to drain water away from the facade, then moisture damage is reduced, but the cover requires complex drainage pathways and hole configurations
Solution Approach 1:
The cover design allows water to drain automatically through gravity and adhesive force manipulation without requiring complex pumps or active drainage systems. The drainage holes and drip edge positioning create a self-service system where water naturally flows away from the facade, reducing moisture damage without adding mechanical 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
The solution effectively prevents waterlogging and moisture penetration into the building structure by ensuring reliable drainage of water from both outside and inside the glass railing device, reducing the risk of damage from rain and snow accumulation.
Implementation Method 1
Adhesion forces caused by the drip edges prevent water from being directed towards the facade
Implementation Method 2
Water that accumulates inside the glass balustrade flows through holes located in this space and is reliably drained away by the drip edge in front of the facade
Data Source
Figure 1~3
Figure 4~6
Figure 7
AI summary
Cover (1) for a glass railing device (16), comprising a first leg (2) which, in the installed state, extends largely vertically and can cover parts of the glass railing device (16) to the outside, a second leg (3) which, in the installed state, extends away from the underside of the first leg (2), in particular towards the glass railing device (16) or a wall or facade, and a first drip edge (7) and a second drip edge (8) which are arranged on the underside of the cover (1) in the installed state.