Speaker Module Integrated Assembly for Leakproofness

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Solution Overview

Problem

The existing assembling process of loudspeaker modules is complex and costly, and it often results in reduced leakproofness of the speaker modules.

Innovation Solution

A speaker module with a simplified assembling method, comprising a housing with a supporting frame, front cover, and rear cover, where the vibration system and magnetic circuit system are directly assembled within the housing using a positioning structure to form a compact and leakproof enclosure.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of manufacture

If the loudspeaker monomer is assembled separately and then assembled with other components, then the assembling process becomes complex, but the leakproofness is reduced

Engineering Contradiction:
Improveassembling process simplicityVSAvoidleakproofness
Core Design Contradiction:
Ease of manufactureVSReliability

Solution Approach 1:

The patent integrates the vibration system, magnetic circuit system, and housing into a single integrated assembly unit. The vibration system is directly mounted on the housing with the magnetic circuit system, eliminating the need for separate assembly of the loudspeaker monomer and then combining it with other components. This merging approach simplifies the assembling process while maintaining leakproofness through the integrated design.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The housing is divided into functional regions with the vibration system and magnetic circuit system positioned in specific zones. The housing includes a supporting frame with a through cavity that accommodates both systems in predetermined positions, allowing for modular assembly within the integrated structure while maintaining overall simplicity and leakproofness.

Inventive Principle:
Principle #1Segmentation

2Ease of manufacture

If the loudspeaker monomer is assembled separately and then assembled with other components, then the assembling process becomes complex, but the manufacturing cost increases

Engineering Contradiction:
Improveassembling process simplicityVSAvoidassembling process complexity
Core Design Contradiction:
Ease of manufactureVSDevice complexity

Solution Approach 1:

The patent combines the vibration system, magnetic circuit system, and housing into a single integrated assembly. The vibration system with its suspension structure is directly mounted on the housing, and the magnetic circuit system is integrated with the housing structure, eliminating multiple separate assembly steps and reducing overall assembly complexity.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The housing serves multiple functions: it provides structural support, defines the through cavity for accommodating the vibration and magnetic circuit systems, provides mounting surfaces through the supporting frame, and maintains the sealed enclosure. This multi-functionality reduces the need for separate components and simplifies the assembly process.

Inventive Principle:
Principle #6Universality (Multi-functionality)

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 simplified assembling process reduces costs and enhances leakproofness by integrating the vibration system and magnetic circuit system within the housing, forming a sealed rear cavity that minimizes air leakage risks.

Implementation Method 1

a magnetic circuit system, which is accommodated in the accommodation space and is configured to drive the vibration system

Methodology Applied
Scientific EffectElectromagnetic induction: Electromagnetic Induction

Implementation Method 2

the magnetic circuit system is accommodated in the accommodation space and is configured to drive the vibration system

Methodology Applied
Scientific EffectElectromagnetic force: Lorentz Force

Data Source

PatentUS12267661B2Speaker module and assembling method thereof
Publication Date: 2025.04.01 AAC ACOUSTIC TECH (SHENZHEN) CO LTD
  • US12267661B2 patent drawing
  • US12267661B2 patent drawing
  • US12267661B2 patent drawing

AI summary

A speaker module includes a housing, a vibration system, and a magnetic circuit system. An accommodation space is defined in the housing, the vibration system is accommodated in the accommodation space, and the magnetic circuit system is accommodated in the accommodation space and is configured to drive the vibration system. The housing includes a supporting frame, a front cover, and a rear cover. The vibration system and the magnetic circuit system are directly assembled with the housing to obtain the loudspeaker module. Compared with the related art, an assembling process of the speaker module is simplified from two separate assembly processes of a speaker and a module into single assemble process of the speaker, which provides a simple assembling process and further reduces the cost.