Pivotable LED Light Fixture for Accessible Ballast Maintenance
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Solution Overview
Problem
Ceiling-hung LED light fixtures are difficult to maintain as technicians need to remove the entire fixture to access and service components like ballasts and LED strips, which complicates maintenance and scalability in industrial settings.
Innovation Solution
A light fixture design featuring a body with a pivotally attached bracket and reflector, allowing for easy access to ballasts and LED strips by pivoting the reflector and door in opposite directions, with a T-slot mechanism for bracket removal and a compartmentalized structure for efficient heat dissipation and component placement.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of repair
If the entire light fixture is removed to service components, then complete access to ballasts and LED strips is achieved, but maintenance time and complexity increase
Solution Approach 1:
The light fixture is divided into separable modules: the reflector assembly (containing LED strips) and the ballast assembly are made independently accessible through the pivotable door mechanism. This segmentation allows technicians to service specific components without removing the entire fixture from the ceiling.
Solution Approach 2:
The door is designed to pivot between closed and open positions, dynamically changing from a protective cover to an access gateway. This dynamic mechanism enables quick opening for maintenance and secure closing for operation, reducing maintenance time while ensuring component accessibility.
2Ease of repair
If the entire light fixture is removed to service components, then complete access to ballasts and LED strips is achieved, but installation and maintenance complexity increase
Solution Approach 1:
The fixture is segmented into functional modules (reflector with LED strips, ballast compartment, door assembly) that can be independently accessed. The pivotable door creates distinct access paths for different components, simplifying the servicing process despite the presence of multiple parts.
Solution Approach 2:
The pivotable door serves multiple functions: it protects internal components during operation, provides access to ballasts when opened, and allows reflector removal for LED strip replacement. This multi-functionality reduces the need for separate access mechanisms for each component.
3Volume of moving object
If a compact fixture design is used, then space efficiency is improved, but heat dissipation capability deteriorates
Solution Approach 1:
The reflector is designed with a three-dimensional cavity structure that creates internal channels for heat flow. Heat generated by LED strips is directed through the reflector's cavities and protrusions toward the fixture exterior, enabling effective heat dissipation within a compact volume by utilizing spatial dimensionality.
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
Facilitates easy maintenance and heat dissipation while maintaining effective lighting, enabling efficient servicing of LED light fixtures without disassembly, thus improving maintenance accessibility and scalability for industrial applications.
Implementation Method 1
a bracket having a first and a second end that is pivotally attached at the first end to the body
Implementation Method 2
The bracket holding the reflector can be removed altogether through a slot on the body
Implementation Method 3
a reflector for placement of one or more LED (light emitting diode) strips attached to the bracket
Implementation Method 4
one protrusion forming a space in between the reflector and the body for placement of the ballast
Data Source
AI summary
Provided is a light fixture comprising: a) a body for attaching one or more ballast; b) a bracket having a first and a second end that is pivotally attached at the first end to the body; and c) a reflector for placement of one or more LED (light emitting diode) strips attached to the bracket. The fixture can further comprise a door with a lens pivotally attached to the body, wherein the ballast is accessed by pivoting the reflector and the door in opposite directions.