Network Cabinet Rail Layout for Cable Access and Integrated Grounding

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Solution Overview

Problem

There is a need for network cabinets that provide easy access to internal portions for cable connections and offer efficient grounding solutions, while also minimizing obtrusiveness and enhancing cable management.

Innovation Solution

The network cabinet design includes a base member, vertical frame rail members, and a top cover, with the vertical frame rail members positioned to create cable management pathways and provide grounding through bonded connections, eliminating the need for separate grounding jumper wires.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If separate grounding jumper wires are used to ground the cabinet, then grounding reliability is improved, but device complexity and installation time increase

Engineering Contradiction:
Improvegrounding reliabilityVSAvoidgrounding system complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent merges the grounding function into the cabinet frame structure itself. The vertical frame rail members are bonded to the base member and top cover, creating an integrated grounding system that eliminates the need for separate grounding jumper wires. This combining of structural and electrical grounding functions reduces complexity while maintaining reliability.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The cabinet frame structure serves its own grounding needs through the bonded connections between the base member, vertical frame rail members, and top cover. The structure provides both mechanical support and electrical grounding pathways, allowing the system to ground itself without external grounding components.

Inventive Principle:
Principle #25Self-service

2Volume of moving object

If vertical frame rail members are positioned close to sidewalls to maximize space, then cabinet volume efficiency is improved, but cable management accessibility deteriorates

Engineering Contradiction:
Improvecabinet space utilizationVSAvoidcable management accessibility
Core Design Contradiction:
Volume of moving objectVSEase of operation

Solution Approach 1:

The patent positions the vertical frame rail members at specific locations that optimize both space utilization and cable management. The frame rails are placed spaced apart from sidewalls at strategic positions where they create cable management pathways, providing local zones of improved accessibility while maintaining overall compactness.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The patent creates cable management pathways in the vertical dimension by positioning frame rail members that extend vertically. This vertical arrangement allows cables to be managed in the vertical space between the frame rails and sidewalls, effectively utilizing three-dimensional space rather than only horizontal dimensions.

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

3Productivity

If frame rail members are positioned spaced apart from sidewalls to create cable management pathways, then cable management efficiency is improved, but cabinet internal volume decreases

Engineering Contradiction:
Improvecable management efficiencyVSAvoidcabinet internal volume
Core Design Contradiction:
ProductivityVSVolume of moving object

Solution Approach 1:

The patent creates dynamic cable management pathways between the frame rail members and sidewalls. These pathways are positioned to allow flexible cable routing while maintaining compact overall dimensions. The spaced positioning creates channels that guide cable flow efficiently without requiring excessive internal volume.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS20090134750A1Network Cabinet
Publication Date: 2009.05.28 PANDUIT CORP
  • US20090134750A1 patent drawing
  • US20090134750A1 patent drawing
  • US20090134750A1 patent drawing

AI summary

A network cabinet is provided comprising a base member, two pairs of vertical frame rail members connected to the base member, and a top cover supported by at least one of the vertical frame rail members. The base member defines an opening and another opening is defined in the top cover. The vertical frame rail members are positioned spaced apart from four sidewalls from four corners of the cabinet formed by the four sidewalls, where each sidewall comprises a panel or a door. The two pairs of vertical frame rail members and the four sidewalls define at least one cable management pathway and at least a portion of the cable management pathway is vertically aligned with at least a portion of the opening of the base member and the opening of the top cover.