Speaker Device Thermal Management via Adaptive Valve Control
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Solution Overview
Problem
Mobile devices experience poor heat dissipation due to heat accumulation, leading to performance issues, as existing technologies fail to efficiently radiate heat outside the device.
Innovation Solution
A speaker device with a heat conducting member connecting the speaker box and heat source, a valve, and a controller that adjusts the chamber mode based on temperature thresholds to enhance heat dissipation through the sound-guiding channel, allowing heat to be radiated outside the device.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Temperature
If heat dissipation structure is added to mobile terminal, then heat dissipation effect is improved, but device complexity increases
Solution Approach 1:
The speaker box is designed to serve dual functions: acoustic output and heat dissipation. The speaker box housing, diaphragm, and sound-guiding channel structure are utilized not only for sound production but also as a thermal management system that transfers and radiates heat from the heat source, thereby eliminating the need for separate heat dissipation components and reducing overall device complexity
Solution Approach 2:
The heat dissipation function is merged with the speaker box structure. The heat conducting plate is integrated into the speaker box housing, and the sound-guiding channel serves as both an acoustic pathway and a thermal radiation channel, combining multiple functions into a single integrated structure that reduces component count and simplifies the device
2Temperature
If heat conducting member connects speaker box and heat source, then heat dissipation is improved, but device complexity increases
Solution Approach 1:
The speaker box structure is designed to perform multiple functions including sound generation and heat dissipation. The housing, diaphragm, and sound-guiding channel work together not only for acoustic output but also as an integrated thermal management system that transfers and radiates heat, eliminating the need for separate heat dissipation components
3Temperature
If valve and controller are added for temperature control, then heat dissipation control is improved, but device complexity increases
Solution Approach 1:
The valve is designed to dynamically adjust its opening degree based on real-time temperature feedback from sensors. The controller processes temperature data and automatically regulates the valve position to optimize heat dissipation, transforming a static structure into a dynamic, adaptive thermal management system that responds to changing operational conditions
Solution Approach 2:
Temperature sensors continuously monitor the thermal state of the heat source and speaker box, providing feedback to the controller. The controller uses this feedback information to adjust the valve opening degree, creating a closed-loop control system that automatically maintains optimal temperature levels without user intervention
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 effectively improves heat dissipation and performance by transferring heat to the speaker box, where it is dissipated through the sound-guiding channel without significantly affecting the sound state, thus enhancing acoustic experience and reducing device temperature.
Implementation Method 1
a heat conducting member connecting the speaker box and the source
Implementation Method 2
a speaker received in the housing, a sound-guiding channel formed in the housing
Implementation Method 3
The diaphragm vibrates to push the air in the front sounding chamber to flow to the outside through the sound-guiding channel
Implementation Method 4
The heat is transferred to the heat conducting plate by the heat source through the heat conducting member
Data Source
AI summary
The present invention discloses a speaker device. The speaker device comprises a speaker box, a heat source, and a heat conducting member; the speaker box comprises a housing, a speaker, a sound-guiding channel, and a heat conducting plate; the speaker includes a diaphragm, the first receiving space is divided into a front sounding chamber and a back chamber, and the sound-guiding channel communicates the front sounding chamber with the outside and forms a front chamber together with the front sounding chamber; the housing having an opening penetrating therethrough, the opening communicates with the front chamber, and the heat conducting plate covers on the opening, an adjusting hole penetrates through the housing and communicates with the back chamber; an valve covers on the adjusting hole and a controller for outputting a control signal to control the valve to open or to close.