Button Shell Slide Rail Connection for Terminal Devices
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Solution Overview
Problem
Existing terminal devices require an additional intermediate medium, such as screws, adhesives, or hot melt tools, to fix the button shell and inner shell, leading to increased material usage.
Innovation Solution
The integration of a slide rail on the button shell and a corresponding sliding slot on the inner shell allows for direct, secure connection without an intermediate medium, enabling the button shell and inner shell to be fixedly connected through sliding mechanisms.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If an intermediate medium (screw, adhesive, or hot melt tool) is used to fix the button shell and inner shell, then the connection reliability is improved, but the quantity of substance (material consumption) increases
Solution Approach 1:
The patent extracts and eliminates the intermediate medium (screw, adhesive, or hot melt tool) from the fastening system. By removing this additional component, the design achieves direct connection between the button shell and inner shell through the slide rail and sliding slot mechanism, thereby reducing material consumption while maintaining connection reliability through the inherent mechanical fit of the sliding components.
2Strength
If an intermediate medium is used to fix the button shell and inner shell, then the connection strength is improved, but the device complexity increases
Solution Approach 1:
The patent merges the fastening function directly into the structural components themselves. The slide rail on the button shell and the corresponding sliding slot on the inner shell are designed to work together as an integrated system, eliminating the need for separate intermediate fastening components. This integration maintains connection strength while simplifying the overall device structure and assembly process.
Data Source
AI summary
Embodiments of the present invention disclose a terminal device and molds of a button shell and an inner shell of the terminal device, which can be applied to the technical field of electronic devices. According to the embodiment of the present invention, the button shell and the inner shell can be connected without using an intermediate medium, and the button shell and the inner shell are fixedly connected by sliding between a slide rail on the button shell and a sliding slot on the inner shell, so that materials of the terminal device are saved, and an assembly process of the button shell and the inner shell of the terminal device can be simplified.


