Magnetic Modular Audio Device With Stacked Units
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Solution Overview
Problem
Traditional audio equipment is limited by its single-box design, making it difficult to quickly assemble and disassemble multiple units, and struggles with signal transmission and power supply, failing to meet diverse needs for multi-channel, high-power, and high-fidelity sound.
Innovation Solution
A magnetic modular audio device comprising multiple audio units with connection contacts and elastic pins for easy stacking and synchronization, integrated circuit boards, Bluetooth modules, and a stable alignment system, allowing for multi-channel sound production and efficient power management.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If traditional single-box audio equipment is used, then the structure is simple, but it is difficult to quickly assemble and disassemble multiple units for multi-channel sound
Solution Approach 1:
The audio equipment is divided into multiple independent audio units, each capable of functioning separately but combining to create multi-channel sound systems. This segmentation allows flexible assembly and disassembly while maintaining functionality.
Solution Approach 2:
Each audio unit is designed with universal connection interfaces that allow them to function both independently and as part of a larger multi-unit system, enabling multi-channel capability without increasing operational complexity.
2Reliability
If multiple audio units are stacked to achieve multi-channel effect, then sound field superposition improves loudness and fidelity, but connection and synchronization between units becomes complex
Solution Approach 1:
Multiple connection functions (power supply, audio signal transmission, data communication) are merged into a single integrated connection interface. This allows audio units to be stacked and connected simply by physical contact, achieving synchronization without complex wiring or configuration.
Solution Approach 2:
A controller within each audio unit acts as an intermediary that automatically manages connections and synchronization between stacked units, eliminating the need for manual configuration and ensuring reliable sound field synchronization.
3Ease of operation
If traditional power supply design is used, then each unit requires separate charging, but this increases the number of charging cables and complicates power management
Solution Approach 1:
The power supply function is merged with the audio signal transmission connection. When audio units are stacked for multi-channel operation, power is automatically supplied through the same connection interface, eliminating the need for separate charging cables and simplifying power management.
4Ease of repair
If audio units are permanently fixed together, then structural stability is high, but repair and replacement of individual units becomes difficult
Solution Approach 1:
The audio system is segmented into independently connectable units with standardized interfaces. This allows individual units to be easily removed and replaced while maintaining the overall system structure, balancing repairability with structural stability.
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
Enables easy combination and synchronization of audio units for enhanced loudness and fidelity, simplifies repairs by allowing individual unit replacement, and facilitates wireless connectivity and charging.
Implementation Method 1
magnets are respectively installed on a top part and a bottom part of the audio unit
Implementation Method 2
a bottom surface of the audio unit is provided with an elastic contact pin corresponding to the connection contact
Data Source
AI summary
A magnetic modular audio device includes a plurality of magnetic modular audio units. A speaker is provided on a front side of the audio unit, and a diaphragm is provided on a back side thereof. A top surface of the audio unit is provided with a connection contact and a bottom surface of the audio unit is provided with an elastic contact pin corresponding to the connection contact. A plurality of the audio units can be stacked with each other with the connection contact(s) of one of two adjacent layers of the audio unit(s) in contact with the elastic contact pin(s) of the other layer of the audio unit(s) to form a circuit and signal connection between the audio units. The plurality of audio units can be easily combined and can each produce sound simultaneously.