Headphone Cable Clamping Structure for Secure Replacement
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Solution Overview
Problem
Wired headphones require replacing the entire device when the audio cable is damaged, and the cable can be easily detached due to obstruction, increasing costs and inconvenience.
Innovation Solution
A headphone audio cable connection structure featuring a clamping sleeve with inserting and clamping grooves, protruding clamping blocks, and a buckled connection mechanism to securely fasten the audio cable, ensuring stability and ease of detachment.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If the audio cable is directly inserted into the headphone, then the cable can be easily replaced, but the cable may be detached when obstructed by an object
Solution Approach 1:
The connection structure is divided into separate components: a clamping seat on the cable, a clamping sleeve on the headphone, and interlocking grooves. This segmentation allows the cable to be replaced while maintaining a secure connection through the modular design.
Solution Approach 2:
The clamping seat is inserted into the clamping sleeve, with the protruding clamping block nested within the clamping groove. This nested structure provides both easy replacement and secure retention, resolving the contradiction between replaceability and connection stability.
2Reliability
If the audio cable is directly fixed inside the headphone, then the connection is stable, but the entire headphone must be replaced when the cable is damaged
Solution Approach 1:
The connection system is segmented into a removable clamping seat and a fixed clamping sleeve. This allows the cable assembly to be separated from the headphone body, enabling cable replacement without replacing the entire headphone while maintaining stable connection through the interlocking mechanism.
Solution Approach 2:
The clamping seat is extracted as a separate, replaceable component from the headphone body. The protruding clamping block can be removed from the clamping groove, allowing the cable to be taken out and replaced while the headphone remains intact.
3Reliability
If a buckled connection mechanism is added, then the cable connection becomes more secure, but the device complexity increases
Solution Approach 1:
The buckled connection is segmented into simple, discrete features: a protruding clamping block and a clamping groove. This segmentation keeps the individual components simple while achieving secure retention through their interaction, minimizing overall complexity.
Solution Approach 2:
Instead of using a complex locking mechanism, the design uses a simple protrusion-groove interface where the cable actively engages with the clamping sleeve. This inverted approach simplifies the structure while maintaining secure retention.
Data Source
AI summary
Disclosed is a headphone audio cable connection structure, including a headphone body and an audio cable, where the headphone body is provided with an audio cable insertion hole and a clamping sleeve, the audio cable extends into the clamping sleeve and is inserted into the audio cable insertion hole, inserting grooves and clamping grooves are formed on a side wall of the clamping sleeve, the audio cable is sleeved with a clamping seat, and protruding clamping blocks are arranged on the clamping seat. The present disclosure ensures a stable connection of the audio cable, prevents the audio cable from falling off, and facilitates replacement of the audio cable.