Carrier Casing Mounting Mechanism for Tool-Free Server Installation
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Solution Overview
Problem
Conventional detachable carrier and casing assemblies in server or computer host require time-consuming and cumbersome installation and removal processes, especially with limited internal space, making it difficult to use additional hand tools effectively.
Innovation Solution
A casing assembly with a carrier casing and operation mechanism featuring a plate portion, mount portions, an elastic arm portion, and a blocking portion that can selectively block or release an installation pin, allowing for easy installation and removal without additional tools by switching the blocking portion's position relative to the mount portion.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Strength
If screws or bolts are used for fixation, then the connection strength is improved, but the installation and removal processes become time-consuming and troublesome
Solution Approach 1:
The blocking portion is designed to be movable between a blocking position (where it engages with the installation pin to prevent removal) and a non-blocking position (where it allows installation or removal). This dynamic positioning enables quick installation and removal without requiring tools, while still providing secure connection when blocked.
Solution Approach 2:
The elastic arm portion automatically returns to its blocking position after the installation pin passes through during installation, and automatically moves to non-blocking position when the pin engages. This self-actuating mechanism eliminates the need for manual operation or additional tools, making the system self-servicing.
2Reliability
If conventional fixation methods are used, then the connection reliability is improved, but the ease of operation deteriorates due to limited internal space
Solution Approach 1:
The operation mechanism (blocking portion and elastic arm) is extracted from the traditional screw/bolt fixation system and integrated directly into the carrier casing. This allows the blocking function to be performed by the casing itself without requiring external hand tools, improving ease of operation in limited spaces while maintaining connection reliability through the blocking portion's engagement with the installation pin.
3Reliability
If additional hand tools are used for installation and removal, then the fixation security is improved, but the device complexity increases
Solution Approach 1:
The blocking function, elastic recovery function, and positioning function are merged into a single integrated operation mechanism consisting of the blocking portion and elastic arm portion. This unified mechanism is built into the carrier casing, eliminating the need for separate hand tools and reducing overall device complexity while maintaining fixation security through the blocking portion's engagement with the installation pin.
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 and efficient installation and removal of the casing assembly on a device casing, improving the efficiency of the process by simplifying the handling and eliminating the need for additional hand tools.
Implementation Method 1
the operation mechanism includes an elastic arm portion and a blocking portion, the elastic arm portion is movably disposed on the plate portion
Data Source
AI summary
A casing assembly includes a carrier casing and an operation mechanism, the carrier casing includes a plate portion and a mount portion which is located on the plate portion, the mount portion includes a first mount portion and a second mount portion connected to each other, the first mount portion has a first internal diameter, the second mount portion has a second internal diameter, the first internal diameter is greater than the second internal diameter, the operation mechanism includes an elastic arm portion and a blocking portion, the elastic arm portion is movably disposed on the plate portion, and the blocking portion is located on a side of the elastic arm portion and selectively movable close to or away from the second mount portion.


