Portable Electronic Device Cooling Doors for Low-Noise Heat Dissipation
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Solution Overview
Problem
Portable electronic devices face challenges in maintaining high performance and power while minimizing noise and size, particularly due to the large size and noise generated by fans used for cooling.
Innovation Solution
A portable electronic device design incorporating a heat dissipation component with a door structure that rotates between closed and open positions, driven by a mechanism and linkage, to facilitate airflow for improved cooling, which can be enhanced with a detachable fan module.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Temperature
If a fan is integrated into the portable electronic device for cooling, then heat dissipation performance is improved, but the device size increases and noise is generated
Solution Approach 1:
The door structure is nested within the housing and can be rotated to cover or expose the heat dissipation opening. The driving mechanism is integrated into the bracket structure, with components nested within each other to minimize space occupation while maintaining full cooling functionality when needed
2Temperature
If a fan is integrated into the portable electronic device for cooling, then heat dissipation performance is improved, but noise is generated during operation
Solution Approach 1:
The door structure is designed to be dynamically adjustable between closed and open positions based on cooling requirements. The driving mechanism enables smooth rotation of the door to control airflow, allowing the system to operate quietly when full cooling is not needed while providing effective heat dissipation when the door is opened
3Temperature
If a door structure is added to control heat dissipation opening, then heat dissipation efficiency is improved, but device complexity increases
Solution Approach 1:
The door structure is divided into a door body and a door frame, with the door body rotatably connected to the door frame. The driving mechanism is segmented into a driving assembly and a driven assembly, with each having independent functional components that work together through a linkage mechanism, allowing complex motion control through coordinated simple components
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
Enhances heat dissipation efficiency and reduces noise by automatically or manually adjusting the door structure to optimize airflow, improving cooling performance and simplifying assembly through modular design.
Implementation Method 1
The door structure is configured to rotate and move between a closed position covering the heat dissipation opening and an open position exposing the heat dissipation opening... to facilitate airflow for improved cooling
Data Source
AI summary
A portable electronic device includes a housing, a heat-dissipation component, a bracket, a door structure, a driving mechanism, and a driven linkage. The housing includes a heat-dissipation opening disposed in the housing. The bracket is disposed in the housing and surrounds the heat-dissipation component. The door structure is configured to move between a closed position covering the heat-dissipation opening and an open position exposing the heat-dissipation opening. The driving mechanism is coupled between the bracket and the door structure to drive the door structure to rotate and move. The driven linkage is coupled between the bracket and the door structure. When the door structure is driven to rotate and move, the door structure drives the driven linkage to rotate and move, so that the driven linkage and the driving mechanism jointly drive the door structure to move between the closed position and the open position.