Modular Speaker With Interchangeable Acoustic Modules
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Solution Overview
Problem
Existing speakers are inflexible, as they are manufactured with irreversible components, limiting their placement options and acoustic accessory modifications.
Innovation Solution
A modular speaker system with a main module and interchangeable front and rear modules, featuring a cylindrical cabinet with reversible half-shells and connectors, allowing for various acoustic accessories and positioning configurations.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Stability of the object's composition
If speakers are manufactured with irreversible components (subwoofer, hook-up element), then structural stability is improved, but adaptability deteriorates
Solution Approach 1:
The speaker is divided into a main module and interchangeable end modules. The front end module can be detached and replaced with different acoustic accessories, while the rear end module can be replaced with different supporting elements. This segmentation allows structural stability within each module while enabling adaptability through module interchangeability.
Solution Approach 2:
The speaker system transitions from a static, fixed configuration to a dynamic, reconfigurable system. The reversible connection mechanisms allow users to change the configuration of acoustic accessories and supporting elements based on different usage scenarios, making the system adaptable while maintaining stability during operation.
2Ease of manufacture
If speakers are designed with fixed supporting elements, then ease of manufacture is improved, but versatility deteriorates
Solution Approach 1:
The supporting elements are separated into interchangeable rear end modules rather than being integrated into the main body. This allows the main module to be manufactured once with a standardized connection interface, while different supporting elements can be produced separately and attached as needed, simplifying manufacturing while increasing versatility.
Solution Approach 2:
The rear end module connection interface is designed to be universal, allowing different types of supporting elements (floor standing, wall mounting, ceiling hanging) to be interchangeably attached to the same main module. This universal interface simplifies manufacturing of the main module while enabling multiple functions through different supporting elements.
3Device complexity
If speakers are designed with fixed acoustic accessories, then device complexity is reduced, but adaptability deteriorates
Solution Approach 1:
Acoustic accessories are separated into interchangeable front end modules rather than being permanently integrated. The main module maintains a simple, standardized connection interface, while different acoustic accessories can be attached as needed. This keeps the base device simple while enabling adaptability through module addition.
Solution Approach 2:
The connection interfaces for acoustic accessories are pre-designed and standardized on the main module, allowing different accessories to be easily attached without requiring complex integration work. This preliminary preparation of connection points reduces device complexity while enabling future adaptability.
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 modular design enhances versatility by enabling flexible placement and acoustic modifications, providing a wide range of sound features and positioning options while maintaining compact size and high sound pressure levels.
Implementation Method 1
a sound transducer (22), provided at the first end (21a) of the cabinet (21)
Implementation Method 2
a first and a second passive resonator (24, 25), each comprising a vibrating panel (24a, 25a)
Data Source
AI summary
A modular speaker (100) includes a main module (200) defining a speaker (20) and including a cabinet (21) extending along a longitudinal axis (X) between a first and a second end (21a, 21b), a sound transducer (22), provided at the first end (21a) of the cabinet (21) and a connection circuit (23), provided at the second end (21b) of the cabinet (21). The modular speaker (100) also includes a rear module (300) selectable from a plurality of rear modules (300) and connectable reversibly to the second end (21b) of the cabinet (21) and a front module (400), defining an acoustic accessory selectable from a plurality of front modules (400) and connectable reversibly to the first end (21a) of the cabinet (21).