Transverse Fan Assembly with Adjustable Louver and Auxiliary Supports
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Solution Overview
Problem
Existing cooling solutions for laptops and tablets, such as aftermarket cooling pads, do not adequately address the challenge of efficiently dissipating heat generated during operation, necessitating continuous improvements in mechanical fan technology.
Innovation Solution
A transverse fan assembly with a housing, louver, and auxiliary supports that allows for adjustable positioning and enhanced airflow, featuring a touch screen-activated PCB controlling a transverse fan with adjustable rotation speed, and auxiliary supports that can pivot and align to accommodate various devices for optimized cooling.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Temperature
If a mechanical fan is used for cooling a laptop or tablet, then heat dissipation is improved, but device complexity increases
Solution Approach 1:
The patent combines the cooling fan, housing, louver, and control PCB into a single integrated assembly that can be attached to laptops or tablets. This merging approach improves heat dissipation while minimizing the increase in device complexity by consolidating multiple components into one unified unit.
Solution Approach 2:
The fan assembly is designed with universal applicability to both laptops and tablets through adjustable positioning mechanisms and configurable support structures. The louver with multiple openings and adjustable auxiliary supports enable the same device to serve multiple cooling configurations across different device types, improving heat dissipation without proportionally increasing complexity.
2Adaptability or versatility
If the fan assembly structure is made adjustable for different devices, then adaptability is improved, but device complexity increases
Solution Approach 1:
The patent employs dynamic elements including pivotal auxiliary supports that can rotate and adjust to different angles, and a louver with adjustable positioning relative to the housing. These dynamic components enable the fan assembly to adapt to various device configurations and orientations, improving versatility while keeping the adjustment mechanisms relatively simple through the use of pivot points and sliding slots.
Solution Approach 2:
The fan assembly is segmented into distinct functional modules: the housing containing the fan, the adjustable auxiliary supports, the louver with multiple openings, and the control PCB. This segmentation allows each component to be independently adjusted or configured, improving adaptability to different devices while managing overall complexity through modular design.
3Temperature
If the louver includes multiple openings for airflow, then cooling performance is improved, but structural strength decreases
Solution Approach 1:
The louver is designed with multiple localized openings distributed across its surface, creating areas of concentrated airflow optimization without compromising the overall structural integrity. The openings are strategically positioned to maximize cooling efficiency in critical areas while maintaining sufficient material in other regions to preserve structural strength.
Solution Approach 2:
The housing and louver appear to be constructed from materials that balance structural strength with airflow permeability. The use of engineered materials or composite structures allows the louver to maintain rigidity and strength while incorporating multiple openings for optimized airflow and cooling performance.
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 solution provides effective heat dissipation by allowing for adjustable fan speed and positioning, enhancing cooling performance for both laptops and tablets through improved airflow and user-adjustable support configurations.
Implementation Method 1
A transverse fan disposed in the mount and electrically connected to the PCB
Implementation Method 2
two pivotal members each including two opposite projections slidably disposed in the first and second slits; and two auxiliary supports disposed on the at least one outtake, each of the auxiliary supports including a shaft configured to rotate in one of the pivotal members
Data Source
AI summary
A fan assembly includes a housing including two first slits on a bottom; a mount on the housing and including two second slits aligned with the first slits; a louver on the housing and including openings and at least one outtake between the louver and a front of the housing; first and second side caps for fastening the housing and the louver together; a PCB on a side of the housing; an exposed touch screen adjacent to the PCB and configured to activate the PCB; a transverse fan in the mount and electrically connected to the PCB; two pivotal members each including two opposite projections slidably disposed in the first and second slits; and two auxiliary supports on the at least one outtake, each auxiliary support including a shaft rotatably disposed in the pivotal member, and slots.