Roller Blind Quick Coupling System for Guide Profile Assembly
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Solution Overview
Problem
Existing roller blind structures face difficulties in assembly and disassembly due to adhesive or screw-based coupling methods, which complicate the separation of guide profiles from the casing.
Innovation Solution
A roller blind structure featuring a quick coupling system with a flexible retaining flange and releasable quick-fit means, allowing for easy attachment and detachment of guide profiles to the casing, utilizing a first interconnection member with fixing means and a connector member with complementary housing and male/female extensions for secure yet easy release.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Strength
If adhesive means or screw elements are used to couple guide profiles to the casing, then the structural integrity and strength of the connection is improved, but the ease of disassembly and assembly time is worsened
Solution Approach 1:
The connection system is divided into separate functional components: a connector member with quick-fit means for rapid attachment, and a separate retaining flange with screw elements for secure retention. This segmentation allows the assembly process to occur in two distinct stages - quick initial attachment followed by secure locking - thereby reducing overall assembly time while maintaining connection strength.
Solution Approach 2:
The connector member is designed with pre-formed quick-fit coupling features that enable immediate attachment of the guide profile to the casing before the retaining flange is installed. This preliminary action allows the majority of the assembly to be completed rapidly, with the time-consuming screw fastening operation performed only on the retaining flange portion.
2Stability of the object's composition
If adhesive means are used to couple guide profiles to the casing, then the structural integrity is improved, but the ease of repair and reassembly is worsened
Solution Approach 1:
The connection system separates the structural retention function (performed by the retaining flange with screw elements) from the alignment and initial attachment function (performed by the connector member with quick-fit means). This segmentation allows the guide profile to be easily detached from the casing by removing the retaining flange, while the connector member maintains the structural alignment and integrity during both assembled and disassembled states.
Solution Approach 2:
The retaining flange acts as an intermediary component that provides the secure, reversible connection between the guide profile and casing. It mediates between the need for strong structural integrity and the need for ease of repair, offering a mechanical fastening solution that is both strong and easily removable compared to permanent adhesive bonds.
3Ease of operation
If a complex coupling system with multiple components is used, then the ease of assembly and disassembly is improved, but the device complexity increases
Solution Approach 1:
The connector member integrates multiple functions into a single component: it provides structural support, enables quick-fit coupling, and facilitates alignment with the casing. By merging these functions into one piece, the overall device complexity is reduced despite the presence of the retaining flange, as the connector member eliminates the need for separate alignment features and support structures.
Solution Approach 2:
The retaining flange is designed as a multi-functional component that serves as both a structural connector and a retention mechanism. It combines the functions of a mounting bracket, a fastening device, and a release mechanism in a single element, thereby reducing the total number of components needed while maintaining ease of assembly and disassembly.
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
Facilitates faster assembly and disassembly, reducing user time and simplifying the construction process while maintaining structural integrity.
Implementation Method 1
the first releasable quick-fit means consist of a flexible retaining flange able to be fitted in a housing with shapes and dimensions complementary to the retaining flange
Implementation Method 2
the fixing means may comprise orifices made in the first interconnection member and housings made inside the body of the casing, the orifices and the housings being configured to insert screw elements
Data Source
AI summary
A roller blinds structure, having a casing provided with side walls that define an inner chamber intended to house drive means linked to a blind or similar, and guide profiles able to be located at opposite ends of the casing, which are configured to guide the blind or similar, the guide profiles being intended to extend in a downward direction with respect to the positioning of the casing, including an attachment system to attach each one of the guide profiles and the casing. The attachment system includes a first interconnection member able to be coupled to one end of the casing by means of fixing means and a connector member able to be coupled to the first interconnection member by means of first releasable quick-fit means and able to be coupled to a respective guide profile by means of second releasable quick-fit means.