Slide rail assembly and slide rail kit thereof
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Solution Overview
Problem
Users face difficulties in aligning third rails with second rails due to obstructed views or other factors, and the fixed first rails limit mounting tolerance between objects and the rack, making the mounting process inconvenient.
Innovation Solution
A slide rail assembly with a movable first rail, a second rail, and a fitting that includes guiding structures to facilitate the alignment and mounting of third rails into second rails, allowing for transverse movement of the first rail and longitudinal displacement of the second rail, along with an auxiliary channel and elastic structures for improved alignment and tolerance.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If the first rail is fixed on the rack, then the structure is simple and stable, but the mounting tolerance between the object and the rack is limited
Solution Approach 1:
The first rail is made movable with respect to the rack, allowing it to adjust its position to accommodate objects of different widths. This dynamic adjustment capability provides mounting tolerance while maintaining structural simplicity through the use of a sliding mechanism within the channel.
2Ease of operation
If the third rail is directly inserted into the second rail without guidance, then the device complexity is reduced, but the alignment difficulty increases due to obstructed view
Solution Approach 1:
A fitting with guiding structures is introduced as an intermediary component between the third rail and the second rail. The guiding structures provide visual and physical guidance to facilitate proper alignment during insertion, making the mounting operation easier while keeping the overall device complexity manageable.
3Manufacturing precision
If the fitting includes guiding structures and auxiliary channels, then the alignment precision is improved, but the device complexity increases
Solution Approach 1:
The fitting is divided into distinct functional components including guiding structures and auxiliary channels, each performing a specific alignment function. This segmentation allows for precise alignment through multiple guided steps while keeping each individual component relatively simple and manageable.
Data Source
AI summary
A slide rail assembly adapted for a rack includes a first slide rail, a fitting, and a second slide rail. The first slide rail is movable with respect to the rack between a first position and a second position. The fitting is configured to be mounted on the first slide rail and includes at least one guiding structure. The second slide rail is configured to be guided by the at least one guiding structure of the fitting while being outside a channel of the first slide rail and thus enter the channel.