Segmented Track Lighting Unit for Curved Rail Adaptation
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Solution Overview
Problem
Existing track lighting systems lack flexibility and elegance in accommodating curved support rails, limiting the variety and practicality of lighting arrangements.
Innovation Solution
A lighting unit with a support rail shaped to follow a partially curved path, featuring mounting slots and flexible bendability through non-parallel bending axes, allowing insertion into curved rails with enhanced adaptability and protection for internal components.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If the lighting unit body is made rigid to protect internal components, then component protection is improved, but adaptability to curved support rails deteriorates
Solution Approach 1:
The lighting unit body is divided into multiple lighting unit segments (first, second, third segments) that can be flexibly connected. This segmentation allows the lighting unit to adapt to curved support rails while keeping individual segments rigid enough to protect their internal components like light-generating devices and electrical components.
Solution Approach 2:
The connecting region is designed to enable flexible bendability about at least one bending axis, making the lighting unit body dynamic rather than static. This allows the lighting unit to change its shape to match curved support rails while maintaining structural integrity and component protection in the rigid segments.
2Adaptability or versatility
If the lighting unit body is made flexible to accommodate curved support rails, then adaptability is improved, but manufacturing complexity and component protection deteriorate
Solution Approach 1:
By segmenting the lighting unit body into modular sections, the design simplifies manufacturing compared to creating a completely flexible unit. Each segment can be manufactured separately with standard protective structures, while the connecting region provides the necessary flexibility through a focused flexible design.
Solution Approach 2:
The connecting region is specifically designed with flexible properties to enable bending, while the lighting unit segments maintain rigid properties for component protection. This localized differentiation of mechanical properties simplifies manufacturing by applying flexibility only where needed rather than throughout the entire unit.
3Ease of manufacture
If the bending axis runs parallel to the longitudinal extent of the lighting unit body, then manufacturing is simplified, but adaptability to various curved rail configurations deteriorates
Solution Approach 1:
The connecting region is designed to enable flexible bendability about at least one bending axis that does not run parallel to the longitudinal extent of the lighting unit body. This dynamic bending capability allows the lighting unit to accommodate various curved rail configurations including perpendicular and angled curves, while still being manufacturable through standard flexible connection techniques.
Data Source
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AI summary
The invention relates to a lighting unit (1; 1'; 1"; 1‴) for a rail lighting system, which comprises a support rail (1000; 1000') which is shaped to follow an at least partially curved path (1001) and is provided with at least one mounting slot (1003; 1003, 1030) along a longitudinal extent (1002) of the support rail. The lighting unit can be inserted into the mounting slot for electrically contacting a conductor device (1006) of the support rail. The lighting unit has a lighting unit body (2; 2'; 2"; 2‴) which is divided into two or more lighting unit segments (104-109; 4-6) along a longitudinal extent (3) of the lighting unit body, wherein adjacent ones of the lighting unit segments are each connected in a connecting region (114-118; 7', 8'; 7", 8"; 7"', 8‴) are connected to each other.The connecting region enables flexible bendability of the lighting unit body around at least one bending axis (9, 10), wherein the bending axis runs non-parallel to the longitudinal extent of the lighting unit body. The lighting unit body is designed to be more flexible in the connecting region than in the region of the lighting unit segments. Furthermore, a lighting arrangement (2000; 3000; 4000; 5000) with a support rail (1000; 1000') and a luminaire (1; 1'; 1"; 1") according to the invention is proposed.