Quilted Cell Panel Fastening Structure for Low-Wear Replacement
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Solution Overview
Problem
Existing padded cells for psychological disorder patients face issues with strong odors from adhesive materials, frequent panel replacement due to wear and tear, high manufacturing costs, and increased wear leading to safety risks.
Innovation Solution
A quilted cell design with integrated textile surfaces that act as fasteners, reducing the number of parts and wear points by using coated fabric with high tensile strength, and heat-sealed junctions to enhance panel stability and ease of maintenance.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If padded panels are glued to cell walls to prevent injury risks, then safety is improved, but strong odors from adhesive products render cells unusable immediately and require frequent replacement
Solution Approach 1:
The padded panel is segmented into multiple functional layers: a foam padding core for safety, a textile surface for odor resistance and comfort, and integrated fixing elements for secure attachment. This segmentation allows each layer to perform its specific function optimally while eliminating the harmful adhesive odors through proper material selection in the textile surface layer.
Solution Approach 2:
The padded panel uses composite material construction combining foam padding with textile surface covering. The textile surface material is specifically selected to be resistant to strong odors while maintaining comfort and safety properties. This composite structure eliminates the need for separate adhesive applications that generate harmful odors.
2Ease of repair
If framework with multiple fixing elements is used to facilitate panel replacement, then ease of maintenance is improved, but number of parts increases leading to higher manufacturing costs and increased wear
Solution Approach 1:
The fixing elements are merged directly into the padded panel structure itself rather than being separate framework components. The textile surface is integrated with fixing elements that cooperate with the wall structure, eliminating the need for separate frameworks and reducing the total number of parts while maintaining easy replacement capability.
Solution Approach 2:
The textile surface serves multiple functions simultaneously: it provides the comfort surface for patient contact, acts as a structural layer for integrating fixing elements, and enables easy panel replacement through its cooperative fixing mechanism with the wall. This multi-functionality reduces the need for separate components.
3Reliability
If multiple cooperation points between parts are created for panel fixing, then reliability of attachment is improved, but wear of parts increases compromising safety
Solution Approach 1:
The harmful wear-prone framework structure is extracted and replaced with a simplified fixing system where fixing elements are embedded in the padded panel itself. The textile surface with integrated fixing elements cooperates directly with wall fixing points, eliminating the intermediate framework that was subject to wear and failure.
Data Source
Figure 1~2
Figure 3~4
AI summary
The invention relates to a quilted cell (1) comprising at least one wall (2) comprising at least one first fixing element (21), at least one quilted panel (3) having on a first face (31) a quilting (4) and on a second face (32) at least one second fixing element (321), at least one textile surface (5) covering the quilting (4) at the level of the first face (31) and enveloping the quilting (4) so that at least one distal portion (51) of the textile surface (5) is at the level of the second fixing element (321). According to the invention the distal portion (51) of the textile surface (5) is engaged in the second fixing element (321), the second fixing element (321) cooperates with the first fixing element (21) to mount the quilted panel (3) on the wall (2) and said distal portion (51) of the textile surface (5) is clamped between the first (21) and second fixing elements (321).