Flexible LED Light Modules for Street Lighting
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Solution Overview
Problem
Traditional LED lamps lack flexibility, are difficult to maintain, and have unsatisfactory waterproofing capabilities, making them incompatible with certain street light housings.
Innovation Solution
The development of flexible LED light modules with independent installation and screw-free mechanisms, featuring a substrate with semiconductor photonic devices, reconfigurable secondary lenses, a metal cover for protection and reflection, and a heat sink with enhanced thermal dissipation, along with waterproof connectors and gaskets for each module.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If traditional LED lamps are used, then LED lighting function is provided, but flexibility and adaptability to different housings are poor
Solution Approach 1:
The LED lighting system is divided into multiple independent light modules that can be separately installed and removed. Each module contains its own heat sink, LED array, and mounting structure, allowing flexible configuration within different housing types without requiring complete system replacement
Solution Approach 2:
The light modules are designed with universal mounting features and standardized interfaces that enable compatibility with multiple housing types including cobra head street light housings. The modules can serve different installation scenarios while maintaining consistent performance characteristics
2Ease of repair
If traditional LED lamps are used, then lighting function is provided, but maintenance difficulty increases
Solution Approach 1:
By segmenting the lighting system into independent modules, maintenance personnel can access and replace individual light modules without disassembling the entire lighting apparatus. This modular approach significantly reduces maintenance time and complexity while improving ease of repair
Solution Approach 2:
The light modules are designed to be easily extracted from the housing using simple removal mechanisms. This extraction capability allows rapid replacement of malfunctioning modules without affecting other components, thereby improving maintenance efficiency
3Reliability
If traditional LED lamps are used, then lighting function is provided, but waterproofing capability is insufficient
Solution Approach 1:
Waterproofing features are applied locally at critical interfaces where water infiltration is most likely to occur. Each light module incorporates seals and gaskets at its mounting interface and internal connections, providing targeted protection without requiring complex system-wide sealing solutions
Solution Approach 2:
The light modules are designed with inherent waterproofing features that protect against water ingress without requiring additional external sealing components. The modular design allows each unit to independently maintain its waterproof integrity
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 easy installation and maintenance, improved thermal dissipation, enhanced optical efficiency, and compatibility with cobra head street light housings, while providing independent waterproofing and reducing system failure risks.
Implementation Method 1
a heat sink with enhanced thermal dissipation
Implementation Method 2
heat sink with enhanced thermal dissipation
Implementation Method 3
a metal cover for protection and reflection
Data Source
AI summary
The present disclosure involves a street light. The street light includes a base, a lamp post coupled to the base, and a lamp head coupled to the lamp post. The lamp head includes a housing and a plurality of LED light modules disposed within the housing. The LED light modules are separate and independent from each other. Each LED light module includes an array of LED that serve as light sources for the lamp. Each LED light module also includes a heat sink that is thermally coupled to the LED. The heat sink is operable to dissipate heat generated by the LED during operation. Each LED light module also includes a thermally conductive cover having a plurality of openings. Each LED is aligned with and disposed within a respective one of the openings.