Server Cable Management Mechanism for Space and Airflow Optimization

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Solution Overview

Problem

Conventional server apparatuses face increased manufacturing costs and internal space occupancy due to complex foldable link frames for cable management, which also impede airflow and heat dissipation.

Innovation Solution

A cable management mechanism featuring a first rack, a second rack, a reversing module, and a pillar, where the cable is wound on the pillar along the side of the tray, allowing the pillar to move in an opposite direction to the tray, reducing space usage and preventing cable deformation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of manufacture

If a foldable link frame is used for cable management, then cable management is achieved, but manufacturing cost increases and internal space is occupied

Engineering Contradiction:
Improvemanufacturing costVSAvoidcable management structure complexity
Core Design Contradiction:
Ease of manufactureVSDevice complexity

Solution Approach 1:

The patent extracts the cable management function from the complex foldable link frame and relocates it to the side of the tray. The cable management mechanism is disposed at a side of the tray, separating it from the main tray structure and eliminating the need for complicated folding designs within the tray itself.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The patent moves the cable management mechanism from the traditional horizontal plane (within the tray) to a vertical side dimension. The cable management mechanism is disposed at a side of the tray, utilizing the vertical space and side profile rather than occupying internal horizontal space.

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

2Volume of moving object

If a foldable link frame is used for cable management, then cable management is achieved, but internal space is occupied affecting thinning design

Engineering Contradiction:
Improveinternal space of server apparatusVSAvoidcable management structure
Core Design Contradiction:
Volume of moving objectVSDevice complexity

Solution Approach 1:

The cable management mechanism is extracted from the tray's internal space and relocated to the side of the tray. This separation removes the bulky foldable link frame from the internal volume, freeing up space for other components and enabling thinner server designs.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The solution transitions from using horizontal internal space to utilizing the vertical side profile for cable management. By disposing the mechanism at the side of the tray, the patent converts a two-dimensional internal space problem into a three-dimensional side-mounted solution.

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

3Object-affected harmful factors

If a foldable link frame is folded with inward sliding of the tray, then cable management is maintained, but airflow is interfered with and heat dissipation efficiency is influenced

Engineering Contradiction:
Improveairflow interferenceVSAvoidfoldable link frame structure
Core Design Contradiction:
Object-affected harmful factorsVSDevice complexity

Solution Approach 1:

The patent removes the foldable link frame from the airflow path by relocating the cable management mechanism to the side of the tray. This extraction eliminates the transverse folded structure that previously interfered with airflow and heat dissipation.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

By moving the cable management mechanism to the side of the tray rather than within the tray's horizontal plane, the patent positions it outside the main airflow channel. This dimensional relocation prevents interference with airflow patterns and heat dissipation pathways.

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

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

This design enhances cable management efficiency, reduces manufacturing costs, and maintains airflow efficiency by eliminating the need for a foldable link frame, thereby improving the server's thinning design and heat dissipation.

Implementation Method 1

The reversing module is connected to the tray and engaged with the first rack and the second rack respectively. When the tray is pulled along a first direction relative to the holding portion, the reversing module moves on the first rack with movement of the tray toward the first direction to move the second rack toward a second direction

Methodology Applied
Scientific EffectMechanical linkage: Rack and Pinion

Data Source

PatentUS9516779B2Server apparatus and cable management mechanism thereof
Publication Date: 2016.12.06 WISTRON CORP
  • US9516779B2 patent drawing
  • US9516779B2 patent drawing
  • US9516779B2 patent drawing

AI summary

A server apparatus includes a holding portion, a server module, a cable management mechanism, a cable, and a tray movably disposed on the holding portion. The cable management mechanism is disposed at a side of the tray and includes first and second racks, a reversing module, and a pillar disposed on the second rack. The first rack is fixed to the holding portion. The second rack is slidably disposed at the side of the tray. The reversing module is connected to the tray and engaged with the first and second racks respectively. The cable is coupled to the server module when the cable is wound on the pillar along the side of the tray. When the tray is pulled outward, the second rack moves inward with movement of the reversing module for making the pillar move inward.