Dust Collector with Aerodynamic Separation for Heat Dissipation
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Solution Overview
Problem
Dust particles can enter electronic devices through open heat dissipation passages, obstructing heat dissipation and potentially causing equipment failure, as existing solutions fail to effectively remove dust without compromising heat dissipation efficiency.
Innovation Solution
A dust collector with a passage structure and dust collecting region that accelerates airflow using a guide block and shield to separate and collect dust particles, allowing heat dissipation to proceed unobstructed, with a design that includes a base, guide block, and shield to facilitate airflow and dust separation, achieving a 70-75% dust collection rate.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Object-affected harmful factors
If the housing is closed to protect equipment from dust, then dust protection is improved, but heat dissipation deteriorates because the heat dissipation passage cannot remain open
Solution Approach 1:
The housing is segmented into a dust-proof enclosed structure, while the heat dissipation passage is separated as an independent open channel. This allows the housing to protect internal components from dust while the dedicated heat dissipation passage remains accessible to external air flow, resolving the contradiction between dust protection and heat dissipation.
2Temperature
If the heat dissipation passage remains open to dissipate heat, then heat dissipation is improved, but dust particles enter the electronic device deteriorating reliability
Solution Approach 1:
The dust collection function is extracted as a separate subsystem from the heat dissipation passage. A dedicated dust collection region with collection structures is implemented alongside the open heat dissipation passage, allowing dust particles to be removed from the air flow before entering the electronic device, thus maintaining both heat dissipation and reliability.
3Reliability
If dust particles are collected and removed, then reliability is improved, but heat dissipation efficiency deteriorates due to obstruction of the heat dissipation passage
Solution Approach 1:
The dust collection structures are locally positioned within the heat dissipation passage at specific locations where dust particles accumulate, rather than blocking the entire passage. This localized approach allows dust to be collected from the air flow without obstructing the overall heat dissipation path, maintaining both reliability and heat dissipation efficiency.
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 dust collector effectively removes dust particles while maintaining heat dissipation efficiency, ensuring the electronic device operates optimally by coordinating airflow paths with heat dissipation paths, thus preventing equipment breakdown.
Implementation Method 1
The passage structure is disposed in the housing to accelerate an airflow containing dust particles and to separate the dust particles from the airflow
Implementation Method 2
The dust collecting region is connected to the passage structure to collect at least part of the dust particles of the airflow
Data Source
AI summary
A dust collector includes a housing, a passage structure and a dust collecting region. The passage structure is disposed in the housing, and configured to accelerate an airflow containing dust particles and separate the dust particles from the airflow. The dust collecting region is connected to the passage structure, and is configured to collect at least part of the dust particles of the airflow.