Aircraft Cabin Connecting Structure for Slidable Tolerance Compensation
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Solution Overview
Problem
Existing vehicle structures, particularly aircraft fuselages, face challenges in efficiently compensating tolerances between primary and customization layers, leading to difficulties in standardization and fast adaption of the integration layer, which results in longer processing times and increased costs.
Innovation Solution
A connecting element structure with slidable connection interfaces between the primary structure and cabin elements, allowing for efficient tolerance compensation and fast adaptation to various configurations, utilizing angled rails, triangular plates, and double-eccentric bushes for load introduction and distribution.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If standard frame or trusswork configurations are used for the integration layer, then structural strength is maintained, but tolerance compensation efficiency deteriorates and processing time increases
Solution Approach 1:
The connecting element is designed with slidable connection interfaces that allow dynamic adjustment and adaptation to different cabin element configurations. The sliding mechanism enables the integration layer to accommodate tolerance variations without requiring time-consuming custom fabrication, thus improving tolerance compensation efficiency while reducing processing time.
Solution Approach 2:
The connecting element is divided into modular components with standardized connection interfaces. This segmentation allows for rapid assembly and adaptation to various cabin element types, maintaining structural strength while enabling fast processing through standardized modular units that can be quickly configured.
2Adaptability or versatility
If the integration layer is customized to match specific cabin elements, then adaptability improves, but standardization deteriorates and processing time increases
Solution Approach 1:
The connecting element is designed with universal standardized connection interfaces that can accommodate multiple types of cabin elements. The slidable mechanism and standardized interfaces allow a single connecting element design to serve multiple functions and attach to various cabin configurations, achieving high adaptability while maintaining standardization to reduce complexity.
3Manufacturing precision
If minimum distances are reduced between primary structure and cabin elements, then tolerance compensation improves, but connection stability may deteriorate
Solution Approach 1:
The connecting element acts as an intermediary component between the primary structure and cabin elements. It incorporates slidable connection interfaces that maintain stable connections even at minimum distances, mediating the relationship between the fixed primary structure and adjustable cabin elements while ensuring both tolerance compensation and connection stability.
Data Source
Figure 1~2a
Figure 2b~3
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AI summary
The present invention provides a connecting element structure (100) for connecting a cabin element (101) to a primary structure (103) of a vehicle, in particular an aircraft, with a connecting element (104) being arranged between the primary structure (103) and the cabin element (101) and having at least one connection interface (110a, b, c, d) for connection to one of the primary structure (103) and the cabin element (101) whereby the connection interface (110a, b, c, d) allows for a connection slidable relative to the primary structure (103) and the cabin element (101), a cabin (300) having a primary structure (103) and at least one cabin element (101), wherein the connection between the cabin element (101) and the primary structure (103) is provided by a connecting element structure (100), a cabin having such a connecting element structure (100) and a vehicle comprising such a cabin.