Server Shell Baffle Plate Elastic Mounting Mechanism

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Solution Overview

Problem

Existing shell structures for servers and computer hosts face challenges with inconvenient dismounting and insufficient mounting reliability of baffle plates, which are used to prevent foreign matter entry and expand functionality.

Innovation Solution

A shell structure that includes a baffle plate and a positioning member with a hollow second positioning portion that generates elastic deformation to securely attach the baffle plate to the shell, utilizing a C-shaped retaining ring for enhanced reliability and ease of mounting and dismounting.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If locking or clamping mechanisms are used to fix the baffle plate, then mounting reliability is improved, but ease of operation deteriorates due to inconvenient dismounting

Engineering Contradiction:
Improvemounting reliabilityVSAvoidease of dismounting
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The positioning member utilizes elastic deformation to create a dynamic mounting mechanism. The elastic portion can be compressed during installation to pass through the mounting hole, then automatically expands to lock the baffle plate in place. For dismounting, the elastic portion can be compressed again to release the locking state, enabling easy removal without complex tools or procedures.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The invention changes the physical state of the positioning member by utilizing elastic deformation. The elastic portion transitions between compressed and expanded states, allowing the same component to provide both easy installation (compressed state) and secure locking (expanded state), thereby resolving the contradiction between ease of operation and mounting reliability.

Inventive Principle:
Principle #35Parameter changes

2Ease of operation

If simple mounting methods are used for the baffle plate, then ease of operation is improved, but mounting reliability deteriorates

Engineering Contradiction:
Improveease of mountingVSAvoidmounting reliability
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The positioning member with elastic portion performs self-service by automatically locking the baffle plate after insertion. The elastic deformation mechanism causes the positioning member to expand and lock into place without requiring additional fastening steps, tools, or operations, thus achieving both ease of mounting and reliable fixation simultaneously.

Inventive Principle:
Principle #25Self-service

3Ease of operation

If a positioning member with hollow structure is used, then ease of operation is improved through elastic deformation, but device complexity increases

Engineering Contradiction:
Improveease of mounting and dismountingVSAvoidstructure complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The positioning member incorporates an elastic portion with a hollow structure that functions as a flexible element. This flexible structure can be compressed and expanded to enable easy mounting and dismounting operations, while the hollow design maintains structural integrity without requiring complex internal mechanisms or multiple components.

Inventive Principle:
Principle #30Flexible shells and thin films

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

The solution provides an easy and reliable mounting process for the baffle plate, ensuring secure attachment and easy detachment, thereby enhancing the structural reliability of the shell structure.

Implementation Method 1

a hollow second positioning portion that generates elastic deformation to securely attach the baffle plate to the shell

Methodology Applied
Scientific EffectElastic deformation: Elasticity

Data Source

PatentUS11287857B2Shell structure
Publication Date: 2022.03.29 LITE ON ELECTRONICS (GUANGZHOU) LTD
  • US11287857B2 patent drawing
  • US11287857B2 patent drawing
  • US11287857B2 patent drawing

AI summary

A shell structure including a shell, a baffle plate, and a positioning member is provided. The shell has a first surface, a second surface opposite to the first surface, and an expansion opening and a first mounting hole penetrating the first and second surfaces. The baffle plate is detachably mounted to the shell and includes a body portion located in the expansion opening and a side wing portion located outside the expansion opening and in contact with the second surface. The side wing portion includes a second mounting hole overlapped with the first mounting hole. The positioning member passes through the first and second mounting holes, and includes a first positioning portion in contact with the first surface and a second positioning portion passing through the second mounting hole. A maximum outer diameter of the second positioning portion is greater than an inner diameter of the second mounting hole.