Image Capture Assembly Heat Dissipation via Conductive Sheet
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Solution Overview
Problem
The integration of functional circuits in compact image capture assemblies, such as those in unmanned aerial vehicles, leads to heat dissipation challenges, degrading performance and potentially causing damage due to accumulated heat.
Innovation Solution
An image capture assembly design incorporating a heat-conducting housing, a camera component, a circuit board adapter, and heat-conducting sheets or fillers to effectively dissipate heat generated by the camera component through the housing, enhancing heat dissipation efficiency.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Volume of moving object
If functional circuits are integrated in a compact space to miniaturize the image capture assembly, then the integration level and compactness are improved, but heat dissipation becomes difficult and performance degrades
Solution Approach 1:
A heat-conducting sheet is introduced as an intermediary component between the camera component and the housing. This sheet serves as a thermal mediator that conducts heat away from the camera component to the housing, enabling effective heat dissipation in the compact assembly without compromising the integrated circuit performance
Solution Approach 2:
The housing is designed with heat-conducting properties by selecting materials with appropriate thermal conductivity parameters. This parameter change in the housing material enables it to actively participate in heat dissipation, transforming it from a passive structural element to an active thermal management component
2Reliability
If heat is not dissipated effectively, then the compact design is maintained, but performance of functional circuits degrades and damage may occur
Solution Approach 1:
The heat-conducting sheet acts as a thermal intermediary that provides a dedicated heat transfer path from the camera component to the housing. This mediator ensures reliable heat dissipation, preventing heat accumulation that would otherwise degrade circuit performance or cause damage
Solution Approach 2:
Heat is extracted from the camera component through the heat-conducting sheet and transferred to the housing. By extracting the harmful thermal energy from the sensitive electronic components, the system maintains functional reliability while preserving the compact design
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 significantly improves heat dissipation efficiency, maintaining the performance of the image capture assembly and preventing damage by effectively conducting heat away from the camera component and electronic components, with a reported improvement of about 50% in heat dissipation compared to previous designs.
Implementation Method 1
The heat-conducting sheet is attached to the camera component and arranged between the camera component and the heat-conducting housing to conduct heat generated by the camera component to the heat-conducting housing
Implementation Method 2
The heat-conducting filler is filled between the camera component and the circuit board adapter to conduct heat generated by the camera component to the heat-conducting housing through the circuit board adapter
Data Source
AI summary
An image capture assembly includes a heat-conducting housing, a camera component in the heat-conducting housing, and a heat-conducting sheet. The heat-conducting sheet is attached to the camera component and arranged between the camera component and the heat-conducting housing to dissipate heat generated by the camera component to the heat-conducting housing. The heat-conducting sheet extends to a side wall of the camera component from a bottom side of the camera component.