Slide rail assembly and operation method thereof
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Solution Overview
Problem
Slide rail assemblies face challenges in maintenance due to spatial limitations when extended, as existing configurations do not allow for easy access in limited spaces.
Innovation Solution
A slide rail assembly with a switching member that allows the extended length to be reduced by displacing the third rail from an extended position to a retracted position, enabling the second rail to be moved to a predetermined position, thereby reducing the overall length and facilitating maintenance in confined spaces.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Area of moving object
If the slide rail assembly is extended to its full length, then the working space is maximized, but the maintenance work becomes difficult due to spatial limitations
Solution Approach 1:
The patent applies the dynamics principle by making the extended length of the slide rail assembly adjustable rather than fixed. The assembly can dynamically change between a first extended length (for maximizing working space) and a second extended length (for facilitating maintenance). This is achieved through the switching member that enables the third rail to be positioned at different locations, thereby changing the overall extended length of the assembly based on operational requirements.
2Ease of repair
If the extended length of the slide rail assembly is reduced, then maintenance work becomes easier, but the working space is reduced
Solution Approach 1:
The patent resolves this contradiction by implementing a dynamic adjustment mechanism through the switching member. The extended length can be reduced to a second extended length when maintenance is needed, providing easier accessibility. After maintenance, the assembly can be extended to its full first extended length to restore maximum working space. The switching member enables this dynamic reconfiguration without requiring permanent structural changes.
3Device complexity
If a fixed extended length is used, then the structure is simple, but the adaptability to different operational requirements is limited
Solution Approach 1:
The patent introduces controlled complexity through the switching member, which allows the slide rail assembly to adapt to different operational requirements. The switching member can be operated to change the position of the third rail, thereby adjusting the extended length between two states. This dynamic capability provides adaptability to both full-extension working conditions and reduced-space maintenance conditions, while maintaining relatively simple overall structure.
Solution Approach 2:
The switching member is designed to be operable by the user themselves, enabling self-service adjustment of the extended length. Users can operate the switching member to reconfigure the assembly for maintenance or full operation without requiring external assistance or complex control systems, thus maintaining simplicity while providing adaptability.
Data Source
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AI summary
A slide rail assembly includes a first rail (22), a second rail (24), a third rail (26), and a switching member (27). The second rail (24) can be displaced with respect to the first rail (22) and is provided with a working feature (44). The third rail (26) can be displaced with respect to the second rail (24). The switching member (27) is disposed on the third rail (26) and is configured to contact the working feature (44) when the third rail (26) reaches a predetermined retracted position after being displaced from an extended position (E2) in a retracting direction (D2), in order for the third rail (26) to displace the second rail (24) to a predetermined position (P) in the retracting direction (D2) via the switching member (27).