Cage Assembly Tool-Free GPU Installation

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Solution Overview

Problem

Conventional GPU installation and removal in server housings are cumbersome and insecure due to reliance on screws or bolts, especially for heavy and large-sized GPUs, which complicates maintenance and installation processes.

Innovation Solution

A cage assembly with a main cage and a releasing component that allows for tool-free installation and removal by using engaging structures and a slidably disposed releasing component to push engagement portions into or out of position, ensuring secure engagement and easy detachment.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If screws or bolts are used to fix GPU in server housing, then the GPU position is secured, but the installation and removal process becomes cumbersome and requires additional tools

Engineering Contradiction:
ImproveGPU position securityVSAvoidInstallation and removal ease
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The fixation system is divided into separate components: an engagement component with engagement portions and a cage assembly with engaging structures. These can be independently positioned and engaged, allowing the GPU to be secured through modular connection rather than requiring complete screw/bolt fixation, thus enabling tool-free installation while maintaining position security

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The engagement portions are designed to be slidable relative to the engaging structures. This dynamic feature allows the engagement portions to move between engaged and disengaged states, enabling the GPU to be easily installed and removed without tools while maintaining secure positioning when engaged

Inventive Principle:
Principle #15Dynamics

2Reliability

If screws or bolts are used to fix heavy and large-sized GPU, then the GPU position is secured, but the fixation becomes insufficient for heavy and large-sized devices

Engineering Contradiction:
ImproveGPU position securityVSAvoidFixation strength
Core Design Contradiction:
ReliabilityVSStrength

Solution Approach 1:

Multiple engagement portions are distributed across the cage assembly rather than relying on a single fixation point. This segmentation allows the weight and load to be distributed across multiple engagement points, providing sufficient fixation strength for heavy and large-sized GPUs while maintaining secure positioning

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The engagement structures extend beyond the traditional single-side tail fixation to engage with the cage assembly at multiple locations and orientations. This multi-dimensional engagement approach provides enhanced structural support and fixation strength for heavy devices, overcoming the limitations of conventional single-point screw/bolt fixation

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

3Strength

If multiple screws or bolts are arranged at the tail of the cage, then the fixation strength is improved, but the device complexity and maintenance difficulty increase

Engineering Contradiction:
ImproveFixation strengthVSAvoidFixation structure complexity
Core Design Contradiction:
StrengthVSDevice complexity

Solution Approach 1:

Multiple engagement portions are merged into an integrated cage assembly structure rather than being separate screw/bolt components. This consolidation reduces the number of individual parts and simplifies the overall fixation structure, maintaining fixation strength while reducing device complexity and easing maintenance

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The engagement portions are designed with universal functionality to work with standard cage assemblies. This multi-functional design allows the same engagement structure to provide both secure fixation and easy release capabilities, reducing the need for specialized components and simplifying the overall system

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

Data Source

PatentUS12035500B2Cage assembly and electronic device including the same
Publication Date: 2024.07.09 WISTRON CORP
  • US12035500B2 patent drawing
  • US12035500B2 patent drawing
  • US12035500B2 patent drawing

AI summary

A cage assembly is configured to be detachably cooperated with an engagement component having at least one through hole and at least one engagement portion. The cage assembly includes a main cage and a releasing component, the main cage includes at least one engaging structure configured to be inserted into the at least one through hole and engaged with the at least one engagement portion, and the releasing component is slidably disposed on the main cage and is configured to push the engagement component so as to force the at least one engagement portion to be released from the at least one engaging structure.