Swivelling Fabric Shaft Supports for Easy Shade Roller Replacement
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Existing shading systems require complex and labor-intensive installation and replacement of fabric rollers, especially in vertical installations, due to pre-mounted components that necessitate dismantling the entire system.
Innovation Solution
The fabric roller is supported at both ends by pivotable bearing supports that can transition between pre-assembly and final assembly positions, allowing easy insertion and removal by pivoting and linear movement, simplifying installation and replacement.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Stability of the object's composition
If the fabric roller is pre-assembled in the housing with fixed bearing supports, then the structural stability is improved, but the ease of operation for removal and insertion deteriorates
Solution Approach 1:
The bearing supports are designed to be movable between a locked position (providing structural stability) and an unlocked position (enabling easy removal and insertion of the fabric roller). This dynamic capability allows the system to switch between stability and operability as needed.
Solution Approach 2:
The bearing supports are separated as independent components that can be moved relative to the housing, rather than being permanently fixed. This segmentation allows the fabric roller to be removed and inserted independently while maintaining structural integrity when assembled.
2Manufacturing precision
If the fabric roller is pre-mounted in the housing, then the manufacturing precision is improved, but the device complexity increases
Solution Approach 1:
The system is divided into separable components: the housing, the fabric roller, and the bearing supports. This allows the fabric roller to be pre-assembled with bearings for precision, while the overall assembly complexity is managed through modular design that enables independent handling of each component.
Solution Approach 2:
The fabric roller can be pre-assembled with its bearings separately before installation into the housing. This preliminary assembly allows for precise manufacturing and quality control of the roller component without requiring complex in-situ assembly procedures.
3Reliability
If the entire shading system must be dismantled to replace the fabric roller, then the reliability of the system structure is improved, but the productivity deteriorates
Solution Approach 1:
The bearing supports provide a dynamic mounting mechanism that allows the fabric roller to be quickly removed and replaced without dismantling the housing or other structural components. This maintains system integrity while dramatically improving replacement efficiency.
Solution Approach 2:
The fabric roller is designed to be extractable from the housing through the movable bearing supports. This extraction capability allows replacement of the roller independently while leaving the main housing and structural components intact, preserving reliability while improving productivity.
4Strength
If heavy loads are required for pre-assembled fabric roller installation, then the strength of the mounting structure is improved, but the ease of operation deteriorates
Solution Approach 1:
The bearing supports provide a mechanical advantage system that reduces the force required to install and remove the fabric roller. By moving the bearing supports between locked and unlocked positions, the system transforms heavy lifting operations into lighter manipulation tasks while maintaining strong mounting when assembled.
Data Source
Figure 1
Figure 2
Figure 3
AI summary
The invention relates to a shading device with a housing (1) and a fabric shaft (4) rotatably mounted in the housing (1), from which a shading element can be unwound, wherein the fabric shaft (4) is mounted at both its ends with a fabric shaft bearing (41) in a bearing support (2) arranged at each end, wherein the bearing supports (2) are pivotable and/or movable from a pre-assembly position, in which the fabric shaft bearings (41) can be inserted into or removed from the bearing supports (2), to a final assembly position with the fabric shaft bearings (41) inserted into the bearing supports (2).