Tool-Less Server Fan Bracket With Adjustable Cable Routing
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Solution Overview
Problem
Existing fan-bracket assemblies for servers require different configurations to accommodate varying cable-routing requirements, leading to increased manufacturing costs and inventory due to fixed cable channels that do not adapt to different server models.
Innovation Solution
A modular fan-bracket assembly with movable fan cages and hand-actuated plungers allows for adjustable cable-routing channels, enabling a single assembly to fit multiple server configurations without tools.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If different fan modules are manufactured with different cable-routing channels to meet different cable-routing requirements, then cable-routing adaptability is improved, but manufacturing costs and inventory complexity increase
Solution Approach 1:
The fan cage is designed with movable features that allow it to be repositioned along the bracket, transforming a static structure into a dynamic one. This enables a single fan module design to accommodate multiple cable-routing configurations by adjusting the fan cage position, eliminating the need to manufacture different fan modules for different cable-routing requirements
Solution Approach 2:
The fan cage is designed to serve multiple functions: it provides structural support for the fan, defines cable-routing channels through its position, and can be repositioned to accommodate different cable-routing needs. This multi-functionality allows a single universal fan module design to replace multiple specialized designs
2Adaptability or versatility
If different fan modules are manufactured with different cable-routing channels to meet different cable-routing requirements, then cable-routing adaptability is improved, but inventory complexity increases
Solution Approach 1:
The movable fan cage design transforms a static configuration into a dynamic one, allowing the same fan module to be adapted to different cable-routing requirements through repositioning. This eliminates the need to maintain multiple inventory variants
Solution Approach 2:
The universal fan cage design that can be repositioned to define different cable-routing channels allows a single inventory item to serve multiple server models and cable-routing configurations, significantly reducing inventory complexity
3Ease of manufacture
If fixed cable-routing channels are provided in the fan module bracket, then manufacturing simplicity is maintained, but adaptability to different server models decreases
Solution Approach 1:
The fan cage is designed with movable features including a plunger mechanism that allows it to be repositioned along the bracket. This dynamic capability enables the same manufactured component to adapt to different cable-routing needs without requiring complex custom manufacturing for each configuration
Solution Approach 2:
The fan assembly is segmented into the fan cage and the bracket as separate components, with the fan cage capable of independent movement. This segmentation allows the cable-routing channel definition to be adjusted by repositioning the fan cage while maintaining the simplicity of the bracket manufacturing
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 flexible cable-routing arrangements, reducing manufacturing costs and inventory by allowing a single fan-bracket assembly to adapt to different server models, thus optimizing space utilization and cooling efficiency.
Implementation Method 1
Many servers rely on forced air convection to keep the components at the proper working temperature. Fans are located in the server chassis to draw cool air into the chassis, move the cool air past the components, and expel the heated air from the chassis.
Data Source
AI summary
A fan-bracket assembly for use in a chassis of a server comprises a baffle, a tray, a plurality of fan cages, and a first cable-routing channel. The baffle has mounting portions configured for mounting the fan-bracket assembly within the chassis. The tray is coupled to the baffle and includes a groove. Each fan cage is configured for receiving a fan to move air within the server. Each fan cage includes a protruding section that is received within the groove of the tray such that each fan cage is movable along the tray. Each fan cage includes a locking element for locking the corresponding fan cage at an operational position relative to the tray. The first cable-routing channel is partially defined by an external surface of a first fan cage. The first cable-routing channel receives a cable that extends from one side of the fan-bracket assembly to an opposing side.