Foldable Hinge Shielding Members for Serviceable Main Shaft Coverage
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Solution Overview
Problem
Conventional folding apparatuses for flexible displays have complex shielding plate structures that complicate maintenance and replacement, making them difficult to service and repair.
Innovation Solution
A simplified folding apparatus design featuring a rotating mechanism with sliding shielding members that shield the main shaft assembly, allowing for easy maintenance and replacement by sliding relative to the rotating arms, which are securely fastened to the rotating mechanism without the need for additional disassembly.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If conventional shielding plate structures are used to shield the main shaft assembly, then the appearance effect is ensured, but the structure becomes complex and maintenance becomes difficult
Solution Approach 1:
The shielding structure is divided into multiple independent shielding plates (first shielding plate, second shielding plate, third shielding plate) that can be separately installed and removed. Each shielding plate corresponds to different rotational positions of the rotating arm, allowing modular maintenance without disassembling the entire folding apparatus.
Solution Approach 2:
The shielding plates are designed to dynamically appear and disappear based on the rotational position of the rotating arm. When the rotating arm rotates to specific positions, the shielding plates automatically come into view to shield the main shaft assembly, providing appearance protection without requiring a complex permanent shielding structure.
2Reliability
If complex shielding plate structures are used, then shielding effectiveness is improved, but ease of repair deteriorates
Solution Approach 1:
The shielding structure is segmented into multiple independent shielding plates that can be individually accessed and replaced. The first, second, and third shielding plates are positioned at different locations and can be maintained separately, significantly improving repair accessibility compared to a monolithic shielding structure.
Solution Approach 2:
The shielding plates are designed to be easily installable and removable by users without requiring professional maintenance services. The simple structural design allows end-users to perform basic maintenance tasks themselves, reducing dependency on specialized repair services.
3Reliability
If multiple shielding plates are added to ensure appearance effect, then shielding effectiveness is improved, but device complexity increases
Solution Approach 1:
The rotating arm structure serves multiple functions: it provides the rotational mechanism for folding, positions the shielding plates at appropriate locations, and enables the dynamic appearance/disappearance of shields. This multi-functionality reduces the need for separate dedicated shielding mechanisms, thereby limiting overall device complexity.
Solution Approach 2:
Rather than using permanent fixed shielding structures, the patent employs dynamic shielding where plates appear and disappear based on rotational position. This dynamic approach provides effective shielding during critical periods while minimizing the presence of shielding components during operation, thereby reducing overall device complexity.
Data Source
AI summary
Example folding apparatus and electronic devices are described. In one example, a folding apparatus includes a first housing, a rotating mechanism, and a second housing that are sequentially connected. The rotating mechanism drives the first housing and the second housing to be folded or unfolded relative to each other. The rotating mechanism includes a main shaft assembly, a first transmission arm, a first rotating arm, a first shielding member, a second transmission arm, a second rotating arm, and a second shielding member. When the folding apparatus is unfolded, the first shielding member and the second shielding member approach each other to shield the main shaft assembly.