Modular LED Fixtures With Rotatable Heatsinks for Vehicle Imaging
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Solution Overview
Problem
Existing vehicle photographic systems lack lighting fixtures that provide high flux, the ability to be placed against a wall, and dynamic flashing/tuning capabilities, which are essential for rapid production of high-quality reflection-free images from multiple angles.
Innovation Solution
A modular light fixture with a rotatable heatsink and LED elements that allows for high flux, placement against a wall, and dynamic flashing/tuning, utilizing a DMX512 standard for control and daisy chaining for power and signal distribution.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If traditional studio lighting configurations are used to create high quality reflection-free images, then image quality is improved, but production time and labor requirements increase significantly
Solution Approach 1:
The lighting system is divided into multiple independent LED fixtures positioned at different locations within the photographic enclosure. Each fixture can be independently controlled to provide specific lighting functions, allowing simultaneous illumination from multiple angles without requiring manual repositioning of single light sources.
Solution Approach 2:
The LED fixtures incorporate rotatable heatsinks that allow dynamic adjustment of light direction and distribution. This enables the lighting system to adapt to different vehicle positions and angles automatically, maintaining optimal lighting conditions without manual intervention and supporting high-volume photography operations.
2Area of stationary object
If high flux lighting elements are placed against a wall to maximize space utilization, then space efficiency is improved, but heat dissipation becomes problematic
Solution Approach 1:
The heatsink is segmented into multiple fin structures that increase surface area for heat dissipation. This allows the lighting fixture to maintain high flux output while effectively managing thermal load even when positioned against walls with limited airflow space.
Solution Approach 2:
The rotatable heatsink design adds rotational freedom to the thermal management system. By rotating the heatsink at different angles, the fixture can optimize heat dissipation pathways in different directions, enabling wall-mounted placement while maintaining effective cooling through multi-directional heat radiation.
3Device complexity
If fixed lighting configurations are used to simplify system design, then device complexity is reduced, but adaptability to different shooting angles and perspectives is limited
Solution Approach 1:
The rotatable heatsink mechanism provides dynamic adjustability without requiring complex mechanical mounting systems. The heatsink can be rotated to different angles to change light distribution patterns, enabling the same fixture to serve multiple positioning functions and reducing the need for numerous fixed fixtures.
Solution Approach 2:
Each LED lighting fixture is designed to perform multiple functions through the rotatable heatsink: it can provide direct illumination, indirect bounce lighting, and adjustable accent lighting depending on the heatsink angle. This multi-functionality reduces the overall number of fixtures needed while maintaining versatility for various vehicle photography angles and perspectives.
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 rapid production of high-quality vehicle images from multiple angles, reducing labor and time, and supporting high throughput imaging for online sales and auctions.
Implementation Method 1
A number of embodiments can include a light fixture. The light fixture can comprise a housing, a rotatable heatsink coupled to the housing, and one or more lighting lenses coupled to the rotatable heatsink.
Implementation Method 2
The modular light fixture includes a housing, a heatsink secured to the housing with securements, and a lighting lens supported on the heatsink that contains an array of light elements.
Data Source
AI summary
A light fixture is provided for use in photographic chambers that provides a combination of high flux, the ability to place/tuck the light fixture against a wall, and the ability to flash/tune the light fixture dynamically. The light fixture is based on light emitting diode elements to provide an energy efficient light source that generates far less heat than traditional mercury arc based lamps. The light fixture is modular and can be daisy chained to supply power and/or control signals to multiple attached light fixtures. Individual light fixtures may be joined together to form an array of light fixtures. The light fixtures may utilize the digital multiplex DMX512 standard for digital communication networks for controlling the light elements within the fixtures. The light fixture has a light output that is capable of providing a wide beam angle.