Snap-Ring Loudspeaker Connection for Space-Saving Assembly
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Solution Overview
Problem
Existing connection methods for devices such as loudspeakers and sound boxes using threaded elements like screws and bolts result in reduced space utilization, complex manufacturing processes, and increased costs due to the need for screw holes and tapping processes.
Innovation Solution
A snap-fit connecting structure using a snap ring and connecting post that eliminates the need for threaded elements, allowing for detachable and space-efficient connections between devices.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Strength
If threaded elements such as screws and bolts are used to fix the loudspeaker to the sound box, then the connection strength is improved, but the space utilization is reduced and the manufacturing process becomes more complex
Solution Approach 1:
The connecting post is segmented into multiple parts: a first connecting portion that engages with the sound box, a second connecting portion that engages with the loudspeaker, and a damping portion in between. This segmentation allows each part to perform its specific function while maintaining overall connection strength without requiring extensive screw holes.
Solution Approach 2:
The connecting post uses composite material structure combining a rigid outer shell for structural support and engagement, with a damping material filling the interior cavity. This composite structure provides both mechanical strength for connection and vibration damping, eliminating the need for separate damping components and reducing overall space requirements.
2Strength
If threaded elements such as screws and bolts are used to fix the loudspeaker to the sound box, then the connection strength is improved, but the manufacturing process becomes more complex and costs increase
Solution Approach 1:
The connecting post is segmented into multiple parts: a first connecting portion that engages with the sound box, a second connecting portion that engages with the loudspeaker, and a damping portion in between. This segmentation allows each part to perform its specific function while maintaining overall connection strength without requiring extensive screw holes.
Solution Approach 2:
The connecting post uses composite material structure combining a rigid outer shell for structural support and engagement, with a damping material filling the interior cavity. This composite structure provides both mechanical strength for connection and vibration damping, eliminating the need for separate damping components and reducing overall space requirements.
3Reliability
If screw holes and tapping processes are used for connection, then the connection reliability is improved, but the manufacturing time and cost increase
Solution Approach 1:
The damping portion is pre-formed within the connecting post structure before final assembly. The damping material is placed in the cavity and the outer shell is formed around it, creating a pre-assembled unit that only requires insertion into the sound box and engagement with the loudspeaker, eliminating on-site tapping and assembly steps.
Solution Approach 2:
The connecting post structure itself provides the damping function through its integrated cavity design. The damping material within the post serves the vibration reduction function without requiring separate damping components or additional assembly steps, making the connection structure self-sufficient.
Data Source
Figure 1
Figure 2~3
Figure 4~5
AI summary
Disclosed are a connection structure, and a loudspeaker and electronic device having same. The connection structure comprises a snap ring (11) and a connection column (3). The snap ring (11) is provided with a notch, the width of the notch being larger than the inner diameter of the snap ring (11), and the inner wall of the snap ring (11) being provided with a supporting arm (12). The connection column (3) comprises a column body (31) and a column head (32) located at one end of the column body (31), the outer diameter of the column head (32) being larger than that of the column body (31), and the column body (31) being provided with a snap-in groove (313). The column body (31) of the connection column (3) can pass through the notch in the snap ring (11) and is snap-fitted within the snap ring (11), and the supporting arm (12) of the snap ring (11) can be snap-fitted within the snap-in groove (313) of the connection column (3).