Fixing Assembly with Pressure Supply for Sliding Casing Removal

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Solution Overview

Problem

In electronic devices like servers, the compact arrangement of components makes it difficult to remove function modules without sufficient space for handles, hindering maintenance.

Innovation Solution

A fixing assembly with a mount, fastener, and pressure supply component that allows the second casing to slide relative to the first casing, creating a temporary handle by pushing the fastener away from the mount when disengaged, enabling easier removal of the function module.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If a handle is added to the function module to facilitate removal, then ease of operation is improved, but device complexity increases and space requirements are not met

Engineering Contradiction:
Improveease of removalVSAvoidstructure complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent combines the fastener structure with the handle function. The fastener includes a pushing portion that protrudes when disengaged, serving dual purposes as both a fastening mechanism and a handle for removal. This merging eliminates the need for separate handles while maintaining ease of operation.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The fastener is designed to perform multiple functions: it provides mechanical fastening when engaged and serves as a handle when disengaged. The pushing portion of the fastener can be pushed to disengage the latching portion, and the same protruding structure then serves as a handle for pulling the module out, making the fastener a multi-functional component.

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

2Volume of moving object

If the internal space is used compactly to maximize capacity, then volume efficiency is improved, but ease of operation deteriorates due to insufficient space for handles

Engineering Contradiction:
Improvespace utilizationVSAvoidease of removal
Core Design Contradiction:
Volume of moving objectVSEase of operation

Solution Approach 1:

The patent merges the handle function into the fastener structure itself. The pushing portion of the fastener protrudes when disengaged, serving as an integrated handle. This eliminates the need for additional handle space while maintaining ease of removal operation.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The fastener's pushing portion dynamically changes its functional role based on engagement state. When engaged, it provides mechanical connection; when disengaged, it automatically protrudes to serve as a handle. This dynamic behavior allows the same structure to serve different purposes without requiring additional space.

Inventive Principle:
Principle #15Dynamics

3Ease of operation

If a separate handle is added for module removal, then ease of operation is improved, but manufacturing complexity increases

Engineering Contradiction:
Improveease of maintenanceVSAvoidmanufacturing complexity
Core Design Contradiction:
Ease of operationVSEase of manufacture

Solution Approach 1:

The patent combines the handle function with the fastener structure. The pushing portion of the fastener serves as both the disengagement mechanism and the handle for removal. This merging reduces the total number of parts and simplifies manufacturing processes by eliminating separate handle components.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The fastener is designed as a universal component that performs both fastening and handling functions. The same fastener structure that secures the module also provides the protruding pushing portion that serves as a handle during maintenance operations, reducing manufacturing complexity while improving ease of operation.

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

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

Facilitates the removal and installation of function modules by providing a temporary handle even in limited spaces, improving maintenance efficiency without the need for additional handles.

Implementation Method 1

The pressure supply component is movably disposed on one of the mount and the fastener and configured to push the other one of the mount and the fastener

Methodology Applied
Scientific EffectElastic force: Elasticity

Data Source

PatentUS10986747B2Fixing assembly, casing assembly, and electronic device
Publication Date: 2021.04.20 WISTRON CORP
  • US10986747B2 patent drawing
  • US10986747B2 patent drawing
  • US10986747B2 patent drawing

AI summary

The disclosure relates to a casing assembly, and a casing assembly and electronic device having the same. The casing assembly includes a first casing, a second casing and a fixing assembly. The second casing is slidably disposed on the first casing. The fixing assembly includes a mount, a fastener and a pressure supply component. The mount is disposed on the first casing. The fastener is disposed on the second casing. The fastener is detachably engaged with the mount. The pressure supply component is movably disposed on one of the mount and the fastener and configured to push the other one of the mount and the fastener. When the fastener is disengaged from the mount, the pressure supply component forces the fastener and the mount to move away from each other so as to force the second casing to move relative to the first casing.