Low Profile Fan Assembly Tool-Free Replacement
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Solution Overview
Problem
Data storage systems face challenges in maintaining optimal temperature due to heat generation and require quick replacement of cooling devices like fans, which is complicated by space constraints and the need for easy replacement of components.
Innovation Solution
A low-profile fan assembly with a housing and dampers that can be easily coupled and decoupled from a fan cage, allowing for simple replacement without tools, and featuring a design that minimizes vibration transfer and maximizes airflow for cooling.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If a traditional fan assembly design is used, then the fan can provide adequate cooling, but the replacement process is complex and time-consuming
Solution Approach 1:
The fan assembly is divided into modular components including the fan module, housing, and couplers that can be easily separated and reconnected. The housing is further segmented into first and second housing members with corresponding couplers on opposite sides, enabling tool-free disassembly and assembly through simple coupling and decoupling actions.
Solution Approach 2:
The couplers are designed with flexible tabs that can be manually manipulated to engage and disengage from the fan cage openings. The tabs include portions that can be pulled or pressed to dynamically change the coupling state, allowing quick replacement without fixed fasteners or tools.
2Volume of moving object
If space constraints in data storage systems are addressed, then component density increases, but access and replacement of cooling devices becomes more difficult
Solution Approach 1:
The couplers extend through the housing in a direction perpendicular to the main fan blade rotation plane, allowing engagement and disengagement from the side of the fan assembly. This dimensional approach enables access to the couplers without requiring removal of surrounding components, facilitating easy replacement in compact configurations.
3Productivity
If the fan assembly is designed for easy replacement, then maintenance time decreases, but structural complexity may increase
Solution Approach 1:
The couplers are integrated directly into the housing structure, with first couplers formed on the first housing member and second couplers on the second housing member. This merging eliminates the need for separate fastening mechanisms, reducing the number of parts while maintaining easy replacement capability.
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 enables efficient cooling, reduces vibration, and simplifies the replacement process of fan assemblies in data storage systems, addressing space constraints and operational efficiency.
Implementation Method 1
a plurality of dampers that extend through the plurality of mounting openings to couple the fan module to the housing
Data Source
AI summary
A fan assembly includes a fan module having a plurality of mounting openings, a housing partially surrounding the fan module, and a plurality of dampers that extend through the plurality of mounting openings to couple the fan module to the housing.