Slide Rail Assembly Supporting Base for Extended Load Stability
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Solution Overview
Problem
In rack-based server systems, slide rail assemblies face a load capacity issue when the second rail is extended relative to the first rail, as a section of the second rail remains unsupported, potentially compromising the stability and weight-bearing capacity, especially when mounting electronic equipment.
Innovation Solution
A slide rail assembly design that includes a supporting base with a wall portion and at least one supporting portion, which defines a supporting channel corresponding to the longitudinal channel of the first rail, providing additional support to the second rail when it is displaced to an extended position, ensuring stability and load distribution.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Length of moving object
If the second rail is extended relative to the first rail, then the slide rail assembly achieves extended state for equipment mounting, but a section of the second rail becomes unsupported reducing load capacity
Solution Approach 1:
A supporting base is introduced as an intermediary component between the first rail and the second rail. The supporting base includes supporting portions that engage with the second rail to provide additional support when extended, thereby maintaining load capacity while enabling extended position for equipment mounting
2Length of moving object
If the second rail is extended relative to the first rail, then the slide rail assembly provides extended mounting position, but stability is compromised due to unsupported section
Solution Approach 1:
The supporting base acts as a mediator that maintains stability by providing continuous support to the second rail during extension. The supporting portions engage with the second rail to prevent instability while allowing the extended configuration necessary for equipment mounting
Data Source
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AI summary
A slide rail assembly (20) includes a first rail (300), a second rail (302), a bracket base (304), a supporting base (306), and a contact member (308). The second rail (302) is movably connected to, and longitudinally displaceable relative to, the first rail (300). The bracket base (304) is connected to the first rail (300). The supporting base (306) is movably mounted to the bracket base (304). The contact member (308) is fixedly attached to the second rail (302) and has a contact portion (310). The supporting base (306) has a first feature (312) corresponding to the contact portion (310) of the contact member (308). When the second rail (302) is pulled out relative to the first rail (300), the supporting base (306) is displaced by the contact member (308) so as to support the second rail (302).