LED Ring Assembly Heat Conduits for Distal Sink Placement

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Solution Overview

Problem

Conventional LED heat dissipation systems require direct connection to a heat sink, limiting spatial flexibility and exposing the sink to corrosion, which inefficiently dissipates heat and poses risks to internal components.

Innovation Solution

A heat dissipation structure with heat conduits that efficiently transfer heat from the LED to a distally disposed heat sink, allowing for greater spatial variability and protection of internal components while effectively dissipating heat away from the LED.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of energy

If direct connection between heat sink and LED is used, then heat dissipation efficiency is improved, but spatial flexibility and protection of internal components deteriorate

Engineering Contradiction:

Improveheat dissipation efficiencyVSAvoidspatial flexibility

Core Design Contradiction:

Loss of energyVSAdaptability or versatility

Solution Approach 1:

The heat dissipation system is divided into separate components: the LED assembly and the heat sink are physically separated into different housings. Heat conduits extend from the LED housing to the heat sink housing, creating distinct functional segments that can be independently positioned and optimized for their respective roles in heat management.

Inventive Principle:

Principle #1Segmentation

Solution Approach 2:

Heat conduits serve as intermediary elements that transfer thermal energy between the LED and heat sink across spatial gaps. These conduits act as thermal bridges, maintaining efficient heat transfer pathways while allowing physical separation and spatial flexibility in the overall system architecture.

Inventive Principle:

Principle #24Intermediary (Mediator)

2Temperature

If heat sink is exposed to outside atmosphere, then heat dispersion is improved, but corrosion resistance deteriorates

Engineering Contradiction:

Improveheat dispersionVSAvoidcorrosion resistance

Core Design Contradiction:

TemperatureVSReliability

Solution Approach 1:

The heat conduit acts as an intermediary that allows thermal energy to escape from the enclosed housing while preventing direct exposure of the heat sink to corrosive external environments. The conduit creates a controlled thermal pathway that isolates the heat dissipation function from environmental degradation factors.

Inventive Principle:

Principle #24Intermediary (Mediator)

Solution Approach 2:

The heat sink is nested within the housing structure, which provides protective enclosure. The heat conduit extends through or from this nested configuration, allowing thermal energy to pass through the protective barrier without compromising the protective function against environmental corrosion.

Inventive Principle:

Principle #7Nested doll (Nesting)

3Adaptability or versatility

If heat sink is distally disposed relative to LED, then spatial flexibility and component protection are improved, but heat dissipation efficiency deteriorates

Engineering Contradiction:

Improvespatial flexibilityVSAvoidheat dissipation efficiency

Core Design Contradiction:

Adaptability or versatilityVSLoss of energy

Solution Approach 1:

Heat conduits serve as thermal intermediaries that bridge the spatial gap between distally disposed LED and heat sink components. These conduits maintain effective thermal coupling over distance, enabling spatial flexibility in component placement while preserving heat transfer efficiency through dedicated thermal pathways.

Inventive Principle:

Principle #24Intermediary (Mediator)

Solution Approach 2:

The heat conduit system provides localized high-quality thermal coupling at critical interfaces (LED-to-conduit and conduit-to-heat-sink), ensuring efficient heat transfer at these specific locations. This localized thermal optimization compensates for the overall spatial separation, maintaining effective heat dissipation despite distal component placement.

Inventive Principle:

Principle #3Local quality

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

This solution enables efficient heat dissipation from LEDs while allowing for flexible placement of the heat sink, reducing corrosion risks and improving the overall thermal management of LED devices.

Implementation Method 1

The heat conduits efficiently conduct heat from the LED to the heat sink

Methodology Applied

Scientific EffectThermal conduction: Conduction (thermal)

Implementation Method 2

The heat sink is typically exposed to the outside atmosphere to disperse the excess heat away from the LED device

Methodology Applied

Scientific EffectConvection: Convection

Implementation Method 3

The heat sink emits the heat away from the lighting device

Methodology Applied

Scientific EffectThermal radiation: Thermal Radiation

Data Source

PatentUS9512995B2LED ring assembly

Publication Date: 2016.12.06 LMPG INC

AI summary

Disclosed is a lighting device that includes a heat sink coupled to a heat dissipation structure. The heat dissipation structure can include heat conduits operatively coupled to the LED to receive and emit heat from the LED. The heat conduits conduct heat from the LED to the heat sink that is distally disposed relative to the LED to protect the internal components of the lighting device.