Reversible Apron Link for Roller Shutter Slat Adaptability
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Solution Overview
Problem
The complexity and expense of manufacturing and managing links for roller shutters are increased due to the variety of winding tube models and apron slat thicknesses, requiring multiple types of links, which complicates installation and production.
Innovation Solution
An apron link with a reversible attachment device that can accommodate different apron slat thicknesses, featuring a hook with a removable reversible profile or an intermediate piece, allowing attachment to various types of slats, and an adjustable tube link attachment mechanism for compatibility with different winding tube spacings.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If multiple types of links are used to accommodate different winding tube models and apron slat thicknesses, then the adaptability of the coupling device is improved, but the device complexity and manufacturing cost increase
Solution Approach 1:
The attachment device is designed with a reversible profile that can be positioned in two opposite orientations, allowing a single device to accommodate two different types of apron slats with different thicknesses. This multi-functional design eliminates the need for separate attachment devices for each slat type, thereby reducing device complexity while maintaining adaptability.
Solution Approach 2:
The attachment device incorporates a reversible profile that can be dynamically repositioned between two orientations. This dynamic adaptability allows the same physical device to function with different slat configurations, reducing the need for multiple static device variants and simplifying inventory management.
2Ease of operation
If multiple types of links are manufactured to fit different apron slat thicknesses, then the ease of operation during installation is improved, but the productivity and rational industrialization are worsened
Solution Approach 1:
By designing a universal attachment device with a reversible profile, the system maintains ease of operation for different slat types while consolidating production into a single device type. This eliminates the need for workers to select from multiple link models during installation, and simultaneously allows manufacturers to produce only one type of attachment device, thereby improving both installation convenience and production efficiency.
Solution Approach 2:
The attachment device is segmented into a modular hook structure with a detachable reversible profile. This segmentation allows the profile to be independently manufactured and attached to the hook, enabling standardized mass production of the base hook component while maintaining the ability to adapt to different slat types through the reversible profile attachment.
3Adaptability or versatility
If a reversible profile attachment device is used to accommodate different slat thicknesses, then the adaptability is improved, but the device complexity increases
Solution Approach 1:
The attachment device is divided into two independent segments: a fixed hook portion and a reversible profile portion. The reversible profile can be detached and reattached in opposite orientations, providing adaptability without requiring complex internal mechanisms within the main device structure. This segmentation maintains relative simplicity while achieving versatility.
Solution Approach 2:
The reversible profile acts as an intermediary element between the fixed hook and the apron slats. By making this intermediate component reversible rather than modifying the entire attachment device, the solution achieves adaptability with minimal increase in overall device complexity. The profile serves as a mediator that adapts to different slat configurations while the main hook structure remains simple and standardized.
Data Source
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AI summary
The device has a lower link or apron link connected to an upper link or tube link (6) by an intermediate link, where the links are articulated between them along an articulation axis parallel to a geometric axis of a rolling tube (3). The link (6) has an attaching device (C) having anchorages formed by openings bored in a wall of the tube. The device has anchoring units (16, 17) whose distance is adjustable along a direction parallel to the articulation axis of the tube link. The apron link has, at its apron side end, a reversible anchoring assembly constituted of a hook. An independent claim is also included for a roller shutter comprising an apron attaching device.