Speaker Vent Frame Layout for Integrated Front and Rear Sound Channels
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Solution Overview
Problem
Existing headsets have a large spacing between front and rear sound chambers, requiring separate vent channels that complicate assembly, increase production and assembly costs, and affect the appearance due to external communication ports.
Innovation Solution
A sound generating apparatus with integrated rear and front vent channels formed by a vent frame, reducing structural components and simplifying assembly, while ensuring unified vent direction and appearance.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If separate front vent channel and rear vent channel are provided, then sound venting function is improved, but device complexity increases and manufacturing cost increases
Solution Approach 1:
The patent combines the front vent channel and rear vent channel into a single integrated vent channel structure. The vent channel is formed with a first vent channel portion communicating with the front sound chamber and a second vent channel portion communicating with the rear sound chamber, eliminating the need for separate vent channels and reducing structural complexity while maintaining the sound venting function.
Solution Approach 2:
The integrated vent channel serves multiple functions: it acts as both the front vent channel and rear vent channel, and also provides structural support and positioning between the front and rear housings. This multi-functional design reduces the number of components needed while ensuring reliable sound venting for both chambers.
2Reliability
If separate front vent channel and rear vent channel are provided, then sound venting is improved, but assembly process becomes complicated
Solution Approach 1:
The vent channel is designed as an integrated structure that is pre-formed as a single piece, combining what would otherwise be separate front and rear vent channels. This integration allows the vent channel to be installed as one component rather than requiring assembly of multiple separate parts, significantly simplifying the assembly process while maintaining proper sound venting functionality.
3Reliability
If front vent channel and rear vent channel release sounds in different directions, then sound venting function is improved, but appearance is affected due to communication port on outer wall
Solution Approach 1:
The patent merges the front vent channel and rear vent channel into a single integrated vent channel that communicates with the external environment through a unified opening. This integration allows both sound chambers to vent through the same location on the outer wall, maintaining a clean appearance without requiring separate communication ports, while still providing effective sound venting for both chambers.
Data Source
AI summary
Provided is a sound generating apparatus including a rear housing, a speaker assembly, a front housing, and a vent frame. The rear housing is provided with an accommodation groove and a rear chamber groove. The outer wall of the rear housing is provided with a vent hole. The speaker assembly is disposed in the notch of the rear chamber groove and covers the rear chamber groove to form a rear sound chamber. A front sound chamber is formed on the side of the front housing. The vent frame and the rear housing are assembled to form a rear vent channel whose two ends communicate with the rear sound chamber and the vent hole. The vent frame and the front housing are assembled to form a front vent channel whose two ends communicate with the front sound chamber and the vent hole.