Auditorium LED Light Positioning System
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Solution Overview
Problem
Existing auditorium lighting systems lack precise control and adjustment mechanisms for directing light beams along pathways and aisles, leading to inefficient illumination and potential glare issues.
Innovation Solution
A ceiling-based LED lighting apparatus with a positioning system comprising a positioning motor and rotator assembly, allowing pivotal positioning about orthogonal X and Y axes and rotational positioning about a vertical axis, along with a glare shield and collimator lens to focus light into a narrow beam, is provided.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If traditional fixed ceiling lighting is used, then installation is simple, but light direction cannot be adjusted to illuminate pathways accurately
Solution Approach 1:
The lighting system transitions from a fixed, static configuration to a dynamic, adjustable one. The positioning motor enables the light module to pivot about orthogonal X and Y axes, while the rotator assembly allows rotation about a vertical axis. This dynamic capability allows the light beam to be precisely directed along pathways and aisles, resolving the contradiction between positioning accuracy and device complexity by providing adjustability without requiring complete system replacement.
Solution Approach 2:
The positioning system is divided into distinct functional modules: the positioning motor for pivotal movement, the rotator assembly with indexer components for rotational positioning, and the LED light module. This segmentation allows each component to perform its specific function independently, making the overall complex system manageable and maintainable while achieving high positioning precision through coordinated operation of separate modules.
2Object-affected harmful factors
If light is directed broadly to illuminate pathways, then coverage area is increased, but glare and light spill increase
Solution Approach 1:
The system applies different optical properties to different parts of the lighting apparatus. The collimator lens focuses light into a narrow beam with specific angular distribution, while the glare shield selectively blocks light in certain directions. This local differentiation of light properties allows the beam to remain concentrated and directional (reducing glare) while still covering the required pathway area through precise positioning.
Solution Approach 2:
The collimator lens and glare shield act as intermediary elements between the LED light source and the pathway. The collimator lens mediates the light distribution by focusing it into a narrow beam, and the glare shield mediates by blocking excessive or misplaced light. These intermediaries enable the system to maintain adequate coverage area while reducing harmful glare effects.
3Measurement precision
If precise light positioning is implemented, then pathway illumination accuracy is improved, but installation complexity increases requiring scaffolding
Solution Approach 1:
The mounting track serves multiple functions: it provides structural support for the positioning motor and rotator assembly, enables easy mounting to the ceiling, and facilitates precise positioning of the light module. This multi-functionality eliminates the need for separate complex installation structures like scaffolding, as the track itself provides both support and positioning capabilities, resolving the contradiction between illumination accuracy and installation ease.
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
Enables precise and efficient illumination of pathways with reduced glare, allowing for flexible installation and adjustment without the need for scaffolding, meeting safety illumination standards while minimizing light spill.
Implementation Method 1
a collimator lens to focus light into a narrow beam
Implementation Method 2
The positioning motor has a fixed portion and a movable portion, the moveable portion being configured to move so as to provide pivotal positioning of the LED light module about orthogonal X and Y axes
Implementation Method 3
The rotator assembly comprises a first indexer component and a second indexer component configured to be rotatable with respect to one another about the vertical axis through a selected range of positions
Data Source
AI summary
A positioning system for a ceiling based LED light module configured to illuminate auditorium aisle ways which provides rotational positioning of the LED light module about a vertical axis as well as pivotal positioning of the light module about orthogonal X and Y axes.