LED Lighting Heat Dissipation Module With Fluid-Channel Cooling
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Solution Overview
Problem
Current lighting products face challenges in effective heat dissipation, which affects performance, lifespan, and safety due to continuous temperature rise during operation.
Innovation Solution
A heat dissipation module with a main housing forming a fluid channel and fan blades for cooling medium flow, combined with a drive component to rotate the blades and disperse the medium over the lighting assembly for efficient heat exchange.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Temperature
If conventional heat dissipation measures are used, then the lighting assembly generates heat during operation, but the temperature continuously rises causing adverse effects on performance, lifespan, and safety
Solution Approach 1:
The patent employs a fluid-based cooling system where a cooling medium flows through a fluid channel formed between the main housing and the lighting assembly. The medium inlet introduces cooling medium that circulates through the fluid channel, absorbing heat from the lighting assembly, and exits through the medium outlet. This hydraulic cooling approach effectively controls temperature rise and prevents overheating damage, resolving the contradiction between temperature management and device reliability.
Solution Approach 2:
The cooling medium serves as an intermediary substance that transfers heat from the lighting assembly to the external environment. The medium flows through the fluid channel, acting as a thermal bridge between the heat-generating lighting assembly and the heat-dissipating housing structure. This intermediary mechanism enables efficient heat transfer while protecting the lighting assembly from direct thermal exposure, thereby maintaining reliability.
2Productivity
If fan blades are added to disperse cooling medium, then heat dissipation efficiency improves, but device complexity increases
Solution Approach 1:
The main housing serves multiple functions: it provides structural enclosure for the lighting assembly, forms the fluid channel for cooling medium circulation, and acts as a heat dissipation structure. By integrating these functions into a single component, the patent avoids adding separate complex structures while still achieving effective heat dissipation through the cooling medium flow path.
Solution Approach 2:
The system transitions from static heat dissipation to dynamic cooling medium circulation. The cooling medium flows continuously through the fluid channel, creating dynamic heat transfer that enhances dissipation efficiency. This dynamic approach allows effective cooling without requiring complex active cooling mechanisms, as the fluid flow naturally carries heat away from the lighting assembly.
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
The module enhances cooling efficiency, preventing overheating damage and ensuring accurate alignment, thereby improving reliability and practicality.
Implementation Method 1
the cooling medium flows by the lighting assembly, so that the cooling medium and the lighting assembly exchange heat to achieve a cooling effect
Implementation Method 2
the fan blades are utilized to disperse the cooling medium, and to facilitate a flow of the dispersed cooling medium through the fluid channel and over a surface of the lighting assembly
Data Source
AI summary
The LED lighting equipment includes a heat dissipation module having a main housing with a medium outlet and a medium inlet, a fan disposed in the main housing, and a lighting assembly. The main housing surrounds the lighting assembly to define a fluid channel between the medium inlet and medium outlet, such that a cooling medium is driven by the fan to flow along the fluid channel to carry away heat from the lighting assembly. The lighting assembly might include a plurality of lamp beads arranged on a light board disposed on a support; the main housing might include a first housing containing the fan and the medium inlet, and a second housing containing the lighting assembly and the medium outlet.