Tool-Free Electronic Component Fixing Structure

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Solution Overview

Problem

Conventional fan devices in electronic products require tool-based assembly and disassembly, leading to inconvenience and increased costs due to the use of screws, which complicates maintenance and reduces efficiency.

Innovation Solution

A fixing structure comprising a main body, fastening portion, fixing pillar, engaging component, and resilient supporting portion that allows for tool-free installation and easy disassembly of electronic components like cooling fan modules, using a design where the main body and fixing pillar constrain the component in three directions, and the resilient components facilitate separation during disassembly.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If conventional fan devices are assembled with screws, then the fixation is secure and reliable, but the assembly and disassembly require tools and become inconvenient

Engineering Contradiction:
Improvefixation reliabilityVSAvoidassembly convenience
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The fixing structure is divided into multiple functional components: a supporting plane for bearing weight, a fixing pillar for positional constraint, and an engaging component for secure attachment. This segmentation allows each component to perform its specific function efficiently while collectively achieving tool-free secure fixation.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The engaging component acts as an intermediary between the fixing structure and the electronic component. It features an engaging portion that interfaces with the electronic component and a resilient arm portion that provides flexible connection, enabling secure fixation without requiring traditional screw fasteners.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Strength

If screws are used to fix the fan device, then the connection is strong and stable, but the disassembly process becomes complex and time-consuming

Engineering Contradiction:
Improveconnection strengthVSAvoiddisassembly time
Core Design Contradiction:
StrengthVSLoss of time

Solution Approach 1:

The engaging component incorporates a resilient arm portion that provides dynamic, flexible connection rather than rigid mechanical fastening. This allows the structure to maintain strong connection during operation while enabling quick release when needed, eliminating the time-consuming screw removal process.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The fixing structure is designed to be self-contained with all necessary fixing features integrated into a single component. The engaging component with its resilient arm portion provides both the locking mechanism and the release mechanism in one integrated structure, eliminating the need for separate tools or multiple components.

Inventive Principle:
Principle #25Self-service

3Stability of the object's composition

If traditional screw-based fixing is used, then the structural integrity is maintained, but the manufacturing cost increases due to additional components

Engineering Contradiction:
Improvestructural integrityVSAvoidmanufacturing cost
Core Design Contradiction:
Stability of the object's compositionVSEase of manufacture

Solution Approach 1:

The supporting plane, fixing pillar, and engaging component are merged into a single integrated fixing structure. This consolidation eliminates the need for separate screws, washers, and other fastening components, reducing part count and manufacturing complexity while maintaining structural integrity through the coordinated design of integrated features.

Inventive Principle:
Principle #5Merging (Combining)

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

Enables convenient assembly and disassembly of electronic components without tools, reducing costs and improving maintenance efficiency while ensuring secure fixation and easy separation for reuse.

Implementation Method 1

the resilient supporting portion supports the electronic component in a second direction opposite to the first direction with the supporting plane of the main body, and the engaging component presses the resilient supporting portion as the engaging component engages the electronic component on the supporting plane so that the resilient supporting portion resiliently deforms and provides resilient restoring force to the electronic component

Methodology Applied
Scientific EffectElasticity: Elasticity

Implementation Method 2

the resilient component absorbs vibration generated by the electronic component during operation

Methodology Applied
Scientific EffectVibration damping: Damping

Data Source

PatentUS9271062B2Fixing structure and electronic device therewith
Publication Date: 2016.02.23 WISTRON CORP
  • US9271062B2 patent drawing
  • US9271062B2 patent drawing
  • US9271062B2 patent drawing

AI summary

An electronic device includes an electronic component and a fixing structure. The electronic component includes a fixing portion, and a fixing hole is formed on the fixing portion. The fixing structure is for fixing the electronic component on a base plate. The fixing structure includes a main body, a fastening portion, a fixing pillar and an engaging component. A supporting plane is formed on an end of the main body. The fastening portion is connected to the other end of the main body and for fastening the main body on the base plate. The fixing pillar is disposed on the supporting plane. The fixing pillar is inserted into the fixing hole for constraining the electronic component. The engaging component is connected to a side of the main body, and the engaging component presses the electronic component so as to engage the electronic component on the supporting plane.