Adjustable Snap-In Rail Assembly for Variable Rack Pillar Spacing
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Solution Overview
Problem
Existing snap-in rack-side rail systems for storage racks are cumbersome, unreliable, and fail to accommodate varying pillar spacings, limiting the ability to support larger servers and requiring excessive moving parts that add weight and complexity.
Innovation Solution
A lightweight rail assembly with sliding nut assemblies and C-shaped channels that allow for fine adjustments and secure mounting to front and rear pillars, enabling support over the entire rack length without bulky components like springs or ratchets.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If existing snap-in rack-side rail systems are used, then mounting capability is provided, but the systems are cumbersome, unreliable, and fail to accommodate varying pillar spacings
Solution Approach 1:
The rail assembly incorporates sliding rail members that can move relative to each other along the longitudinal axis, allowing the distance between mounting tabs to be dynamically adjusted to match varying pillar spacings. This dynamic adjustment capability enables the system to accommodate dimensional variations without requiring multiple fixed-length rail configurations.
Solution Approach 2:
The system changes the physical parameter of rail length by allowing sliding movement between rail members, thereby adjusting the effective length to match different pillar spacing dimensions. This parameter change enables adaptation to various rack configurations while maintaining a single standardized rail design.
2Reliability
If bulky components like springs or ratchets are used, then locking capability is provided, but weight and complexity increase
Solution Approach 1:
The invention extracts and eliminates bulky components such as springs, ratchets, and excessive moving parts from the traditional snap-in rail system. Instead, it uses a simplified locking mechanism where mounting pins directly engage with mounting holes, providing reliable mounting without the added weight and complexity of mechanical spring-loaded or ratchet-based locking systems.
Solution Approach 2:
The patent replaces complex mechanical locking systems (springs, ratchets) with a simpler pin-and-hole engagement mechanism. This substitution maintains the reliability of secure mounting while significantly reducing the weight and mechanical complexity of the rail assembly.
3Adaptability or versatility
If excessive moving parts are used, then adjustment capability is provided, but weight and complexity increase
Solution Approach 1:
The rail assembly incorporates sliding rail members that can move relative to each other along the longitudinal axis, allowing the distance between mounting tabs to be dynamically adjusted to match varying pillar spacings. This dynamic adjustment capability enables the system to accommodate dimensional variations without requiring multiple fixed-length rail configurations.
Data Source
AI summary
A rail assembly for a storage rack that includes, in one aspect, a first rail member, a second rail member, and a nut assembly slidably mounted to the second rail member. The first rail member may include a first mounting aperture extending through a body of the first rail member and the second rail member may include a first mounting slot extending through a body of the second rail member for a predefined dimension along a longitudinal axis. The sliding nut assembly may be slidably mounted adjacent the first mounting slot to a longitudinal position aligned with the first mounting aperture such that a fastener may be received through the first mounting aperture and first mounting slot and threaded into the first nut assembly to lock the first and second rack members against relative movement and fix the rail assembly to the front and rear pillars.