Display Device Heat Dissipation System
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Solution Overview
Problem
Existing display devices face challenges in effectively cooling electronic components separated from the display panel, leading to heat management issues.
Innovation Solution
A display device design that incorporates a heat dissipation system with a metal heat dissipation portion and air flow management, including slits and openings, to efficiently transfer heat away from electronic components within the control unit.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If electronic components are separated from the display panel and stacked in a control unit, then design flexibility and integration are improved, but heat accumulation worsens due to poor cooling
Solution Approach 1:
The control unit is divided into multiple stacked layers (first control board, second control board, power supply unit) with heat dissipation portions integrated into each layer. This segmentation allows independent heat management for each component stack, enabling effective cooling of high-heat components while maintaining compact integration.
Solution Approach 2:
A heat dissipation portion acts as an intermediary thermal management component between the stacked electronic components and the cooling system. This heat dissipation structure receives heat from multiple components and transfers it to cooling channels, enabling efficient heat removal from the compact stacked configuration.
2Device complexity
If multiple electronic components are stacked to improve integration, then device compactness is improved, but cooling effectiveness worsens due to limited air flow access
Solution Approach 1:
The cooling system transitions from two-dimensional surface cooling to three-dimensional internal cooling by forming cooling channels within the heat dissipation portion. These channels penetrate through the heat dissipation structure, enabling cooling air to reach stacked components from multiple directions and depths, effectively cooling components that would be inaccessible in conventional flat configurations.
Solution Approach 2:
The cooling channels are nested within the heat dissipation portion, with inlet and outlet channels positioned at different depths and locations. This nested arrangement allows cooling air to flow through multiple stages, reaching components at different stack levels while maintaining a compact integrated structure.
3Temperature
If heat dissipation portions are formed with complex internal channels to improve cooling, then cooling effectiveness is improved, but manufacturing complexity worsens
Solution Approach 1:
The cooling system is segmented into distinct inlet channels and outlet channels with specific functions. The inlet channel receives cooling air and directs it to target components, while the outlet channel collects heated air. This functional segmentation simplifies the design and manufacturing of complex cooling systems by breaking them into manageable, standardized channel modules.
Solution Approach 2:
The heat dissipation portion serves multiple functions simultaneously: it provides structural support for stacked components, acts as a thermal conduction path, and contains integrated cooling channels. This multi-functionality reduces the need for separate cooling components, simplifying manufacturing while maintaining effective cooling.
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 design effectively cools stacked electronic components, maintaining optimal operating temperatures and improving the performance and reliability of the display device.
Implementation Method 1
a heat dissipation system with a metal heat dissipation portion and air flow management
Data Source
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AI summary
There is disclosed a display device. The display device of this invention may comprise a display unit including a display panel, the display panel providing an image; a housing spaced apart from the display unit, the housing including an electrical unit and a speaker module; and a cable electrically connected with the display panel and the electrical unit. The electrical unit may comprises: a first electronic component providing the display panel with a signal; and a second electronic component providing the display panel with electric power.