Modular Stackable Shelving Framework for Lightweight Equipment Storage

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Solution Overview

Problem

Legacy equipment rack designs in datacenters are inefficient due to their rigid, heavy steel construction, which limits horizontal and vertical space utilization and adds unnecessary structural mass, failing to adapt to modern electronic component densities and efficiencies.

Innovation Solution

A modular storage system comprising extruded side members with longitudinal attachment features, allowing modules to be easily interconnected without the need for equipment racks, and incorporating submodules for enhanced mechanical and anti-vibration characteristics, as well as electrical connectivity.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Strength

If traditional steel equipment rack cabinets are used, then structural strength and stability are ensured, but weight and material usage increase significantly

Engineering Contradiction:
Improvestructural strengthVSAvoidrack weight
Core Design Contradiction:
StrengthVSWeight of moving object

Solution Approach 1:

The rack system is divided into separate functional components: equipment chassis that provide structural support and rack mounts that provide attachment functionality. This segmentation allows the heavy steel chassis to be separated from the rack mounting structure, reducing overall rack weight while maintaining strength where needed.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The structural support function is extracted from the rack cabinet and transferred to the equipment chassis itself. The chassis is designed to bear its own weight and provide mounting surfaces, eliminating the need for heavy supporting rack cabinets while maintaining structural integrity.

Inventive Principle:
Principle #2Taking out (Extraction)

2Stability of the object's composition

If fixed-height equipment rack cabinets are used, then structural stability is maintained, but space utilization efficiency decreases

Engineering Contradiction:
Improverack stabilityVSAvoidspace utilization
Core Design Contradiction:
Stability of the object's compositionVSAdaptability or versatility

Solution Approach 1:

The rack system transitions from fixed-height cabinets to adjustable-height configurations. Rack mounts can be positioned at various heights on the chassis, and multiple chassis can be stacked in different arrangements, allowing the system to adapt to different equipment sizes and space requirements while maintaining stability through proper mounting mechanisms.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The rack system allows variable parameters including mounting height, number of units stacked, and configuration arrangements. These adjustable parameters enable optimization of space utilization based on specific equipment requirements while maintaining structural stability through standardized mounting interfaces and support mechanisms.

Inventive Principle:
Principle #35Parameter changes

3Strength

If equipment chassis are designed with rigid steel construction, then crush resistance and structural integrity are improved, but overall system mass increases

Engineering Contradiction:
Improvecrush resistanceVSAvoidmaterial usage
Core Design Contradiction:
StrengthVSQuantity of substance

Solution Approach 1:

The system separates the structural support function (provided by the chassis) from the rack mounting function. This allows the chassis to be optimized for strength-to-weight ratio using rigid steel construction only where necessary for support, while reducing material usage in non-structural rack components.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The equipment chassis serves multiple functions: providing structural support, housing equipment, and enabling rack mounting. This multi-functionality reduces the need for additional structural materials that would be required if separate support structures were used, optimizing material usage while maintaining crush resistance.

Inventive Principle:
Principle #6Universality (Multi-functionality)

4Ease of manufacture

If standardized rack cabinet dimensions are used, then manufacturing and shipping are simplified, but horizontal and vertical space utilization are limited

Engineering Contradiction:
Improvemanufacturing simplicityVSAvoidfloor space utilization
Core Design Contradiction:
Ease of manufactureVSArea of stationary object

Solution Approach 1:

The system divides the rack into standardized chassis units with uniform mounting interfaces, maintaining manufacturing simplicity. However, the overall configuration is not fixed - multiple chassis can be stacked and arranged in different patterns, allowing optimization of floor space and vertical utilization based on available datacenter space while keeping individual component manufacturing simple.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system transitions from two-dimensional rack cabinet layouts to three-dimensional stacked configurations. Multiple chassis can be stacked vertically and arranged in various patterns,充分利用 vertical space and optimizing floor space utilization while maintaining standardized manufacturing of individual units.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

Data Source

PatentUS9185975B2Modular stackable shelving framework and equipment storage system
Publication Date: 2015.11.17 ARA USA LLC
  • US9185975B2 patent drawing
  • US9185975B2 patent drawing
  • US9185975B2 patent drawing

AI summary

A modular storage system and method, a module and a method of making the same include a top panel and a bottom panel, each of the top panel and bottom panel comprising first and second opposed edges, and first and second side members. Each of the first and second side members comprises: a top edge and a bottom edge, the top edges of the first and second side members being attached to the opposed edges of the top panel, and the bottom edges of the first and second side members being attached to the opposed edges of the bottom panel; and a longitudinal attachment feature running along a length of the side member along a longitudinal axis of the side member, longitudinal attachment features of first and second modules enabling coupling together of the first and second modules.