Multifunctional Sounding Device Integrating Speaker and Vibrator
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Solution Overview
Problem
Existing electronic devices require separate installations for speakers and vibrators, leading to a cumbersome manufacturing process and significant occupancy of interior space.
Innovation Solution
A multifunctional sounding device that combines speaker and vibrator functions by incorporating a frame with a vibrator assembly and a speaker assembly, where the vibrator assembly includes a vibrating unit suspended in the frame and the speaker assembly features two magnetic units, a diaphragm, and voice coils, optimized for space efficiency and simplified installation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of manufacture
If separate speaker and vibrator are installed individually, then each component can perform its function independently, but the manufacturing process becomes cumbersome and occupies more interior space
Solution Approach 1:
The patent combines the speaker and vibrator into a single integrated assembly where the speaker diaphragm serves dual purposes: as the sound-emitting surface and as the vibration-generating element. The magnetic units and voice coils are shared between both functions, eliminating the need for separate installations and reducing the overall space occupied in the electronic device.
Solution Approach 2:
The speaker diaphragm is designed to perform multiple functions: it acts as both the sound-emitting membrane for the speaker and the vibration-generating surface for the vibrator. This multi-functional design allows a single component to replace what would traditionally require two separate components, simplifying manufacturing and reducing space requirements.
2Productivity
If separate speaker and vibrator are installed individually, then each component can be optimized independently, but the installation process becomes complex and time-consuming
Solution Approach 1:
The speaker and vibrator are merged into a single integrated assembly that is installed as one unit rather than two separate components. This reduces the number of installation steps, minimizes the complexity of the installation process, and improves manufacturing productivity by eliminating redundant mounting operations.
3Adaptability or versatility
If two magnetic units are added for the speaker assembly, then sound emission function is improved, but the device structure becomes more complex
Solution Approach 1:
The two magnetic units required for the speaker assembly are integrated with the vibrator's magnetic system rather than being added as separate components. The voice coils and magnetic units are positioned to serve both the speaker's sound emission function and the vibrator's vibration function, thereby improving sound emission capability without proportionally increasing structural complexity.
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 simplifies the installation process and reduces the occupied interior space in electronic devices by integrating sound emission and vibration functions, enhancing manufacturing efficiency and device compactness.
Implementation Method 1
The two voice coils locate in the magnetic gaps of the two magnetic units respectively and drive the diaphragm for vibrating and generating sounds
Implementation Method 2
The speaker assembly includes two magnetic units, a diaphragm, and two voice coils. The two magnetic units are fixed to the frame and locate on two opposite sides of the vibrating unit respectively
Data Source
AI summary
The present disclosure discloses a multifunctional sounding device including a frame, a vibrator assembly, and a speaker assembly. The frame includes a top wall and a bottom wall. The vibrator assembly includes a vibrating unit vibrating along a first direction. The speaker assembly includes two magnetic units locating on two opposite sides of the vibrating unit respectively, a diaphragm fixed to the top wall, and two voice coils. The diaphragm vibrates along a second direction that is perpendicular to the first direction. A winding axis of each voice coil is perpendicular to the first and second directions. The two magnetic units are sandwiched between the top wall and the bottom wall. A peripheral edge of the diaphragm is recessed inward for avoiding the two magnetic units. The multifunctional sounding device disclosed by the present disclosure combines functions of emitting sounds and providing vibrations.