Tool-Free Push-Button Fastening Device for Data Center Rack Panels
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Solution Overview
Problem
Existing fastening devices for data center racks require tools for installation, complicating the process and hindering efficient panel placement and repositioning.
Innovation Solution
A tool-free fastening device with a housing, claws, and push buttons that allows panels to be secured to data center racks without tools, utilizing a resilient member to bias the claws and buttons for secure engagement.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If cage nuts and mounting screws are used to secure panels to upright racks, then secure fastening is achieved, but tool requirement and installation complexity increase
Solution Approach 1:
The fastening device is self-actuating through a cam mechanism where buttons directly drive claws to engage with panels. The resilient member automatically biases the claws into the engaged position, eliminating the need for tools or external actuators during installation and removal.
Solution Approach 2:
The fastening device transitions between static engaged and disengaged states through dynamic movement of the claws along the panel edges. The cam mechanism converts linear button movement into radial claw movement, enabling dynamic adjustment and secure locking without tools.
2Reliability
If traditional fastening devices are used, then secure panel attachment is achieved, but installation and removal time increase
Solution Approach 1:
The fastening device enables rapid one-handed operation where operators simply press buttons to engage or release claws. The resilient member automatically maintains claw engagement, eliminating the need for screw tightening or complex manipulation, thereby reducing installation and removal time significantly.
Solution Approach 2:
The fastening device is divided into modular components: buttons for actuation, resilient members for biasing, and claws for engagement. This segmentation allows independent optimization of each component for rapid operation while maintaining secure attachment through the coordinated action of all parts.
3Ease of operation
If tool-free operation is implemented, then ease of operation improves, but fastening reliability may be compromised
Solution Approach 1:
The cam mechanism transforms simple linear button movement into effective radial claw engagement forces. The geometric design of the cam surfaces ensures that even simple push-button actuation generates sufficient mechanical advantage to securely lock the claws onto the panel edges, maintaining reliability without requiring tools.
Solution Approach 2:
The cam surfaces are designed with curved geometries that convert linear button displacement into rotational or radial motion of the claws. This curvature provides mechanical advantage, allowing easy button pressing to generate the high forces needed for secure fastening, thus maintaining reliability while enabling tool-free operation.
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 quick and tool-free installation and removal of panels on data center racks, enhancing installation efficiency and flexibility, while providing secure and flush connections.
Implementation Method 1
a resilient member disposed within the housing. The resilient member may bias the first and second buttons away from one another in the first axial direction and may bias the hook portions of the first and second claws toward one another in the first axial direction.
Data Source
AI summary
A fastening device includes a housing and first and second buttons disposed at opposite ends of the housing in a first axial direction. Each of the first and second buttons is actuatable in the first axial direction. The fastening device further includes first and second claws slidably disposed within the housing, each of the first and second claws including a hook portion extending outward from an engagement face of the housing. Each of the first and second claws engages one of the first or second push buttons within the housing so that relative movement of the first and second buttons toward one another moves the hook portions of the first and second claws away from one another in the first axial direction.