Server Tray Handle Mechanism for Hard Disk Maintenance

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Solution Overview

Problem

Conventional server designs require complex and time-consuming processes for replacing or repairing components like hard disks, fans, and electrical components, as servers need to be completely detached from the cabinet, which complicates maintenance and increases downtime.

Innovation Solution

A server design featuring a drawable tray with a handle structure that allows the first hard disk assembly to pivot between a stored and inclined position, enabling easier access and reducing the need to fully remove the second hard disk assembly, thereby simplifying maintenance and reducing pressure on the rail sets.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of repair

If the server is completely detached from the server cabinet for maintenance, then the hard disk assembly can be accessed and replaced, but the process becomes complicated and time-consuming

Engineering Contradiction:
Improvehard disk assembly maintenanceVSAvoidmaintenance time
Core Design Contradiction:
Ease of repairVSLoss of time

Solution Approach 1:

The server is divided into modular components: a tray containing the hard disk assembly, a handle structure, and the server cabinet. The tray can be independently drawn out from the cabinet without removing the entire server, allowing maintenance personnel to access and replace hard disk assemblies quickly without detaching the whole server from the cabinet.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The tray with the hard disk assembly is extracted as a separate movable unit from the server cabinet. The handle structure enables the tray to be drawn out partially or fully from the cabinet for maintenance, while the remaining server components stay in place. This extraction mechanism allows rapid access to hard disk assemblies without complete server removal.

Inventive Principle:
Principle #2Taking out (Extraction)

2Ease of repair

If the second hard disk assembly is completely pulled out for maintenance, then the first hard disk assembly can be accessed, but the rail sets experience increased pressure and deformation risk

Engineering Contradiction:
Improvefirst hard disk assembly accessVSAvoidrail set stability
Core Design Contradiction:
Ease of repairVSReliability

Solution Approach 1:

Instead of requiring complete removal of the second hard disk assembly from the tray, the invention allows partial extraction where the tray itself can be drawn out from the cabinet. This partial action suffices to access the first hard disk assembly while keeping the second hard disk assembly and tray structure intact, thereby reducing the load on rail sets and preventing deformation.

Inventive Principle:
Principle #16Partial or excessive action

3Quantity of substance

If multiple servers are placed in a limited room to increase information density, then resource utilization improves, but installation and maintenance complexity increases

Engineering Contradiction:
Improveserver densityVSAvoidinstallation and maintenance complexity
Core Design Contradiction:
Quantity of substanceVSDevice complexity

Solution Approach 1:

The tray is designed with dynamic movement capability, allowing it to be drawn out from the cabinet along the rail sets for maintenance operations. This dynamic mechanism enables quick access to hard disk assemblies without requiring complete server removal, simplifying maintenance procedures in high-density server environments where multiple servers occupy limited space.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS10168747B2Server
Publication Date: 2019.01.01 INVENTEC PUDONG TECH CORPOARTION
  • US10168747B2 patent drawing
  • US10168747B2 patent drawing
  • US10168747B2 patent drawing

AI summary

A server includes a tray, a handle structure, a first hard disk assembly and a second hard disk assembly. The tray is removably disposed on a server cabinet. Two ends of the handle structure are respectively slidably pivoted to two inner walls of the tray. The first hard disk assembly is movably disposed in the tray. The second hard disk assembly is disposed in the tray. The first hard disk assembly and the second hard disk assembly are placed side by side. Two sides of the first hard disk assembly, which are opposite to each other, are pivoted to the handle structure. When the handle structure is pivoted and slide relative to the tray, the first hard disk assembly is pivotable between a stored position and an inclined position by the handle structure.