Server Storage Ejector with Pivoting Handle for Easier Installation
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Solution Overview
Problem
Existing ejectors for inserting or pulling objects, such as storage devices into or out of servers, require significant force due to tight engagement, are complicated to install, and lack effective heat dissipation and simple operation.
Innovation Solution
An ejector design featuring a housing with pivotally connected handle and button, fixed by first and second fixing elements, allowing easy installation and operation, with integrated light guide and electromagnetic shielding elements for improved functionality.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If the ejector uses a tight engagement design for storage devices, then the storage device can be securely fixed to the server, but a large force is needed to insert or pull the storage device
Solution Approach 1:
The ejector employs a dynamic lever mechanism where the handle can pivot between a first position (for insertion) and a second position (for ejection). This dynamic design allows the user to apply force efficiently at different stages of the operation, reducing the overall force required compared to a static design.
Solution Approach 2:
The ejector introduces a rotational dimension by pivoting the handle around a pivot axis. Instead of applying linear force directly to overcome the tight engagement, the user applies force tangentially to rotate the handle, which then translates to linear force on the storage device through the lever arm, mechanical advantage, and force transmission mechanisms.
2Reliability
If the ejector is designed with complex structure to achieve reliable operation, then the ejector can perform insertion and ejection functions, but the installation process becomes complicated and manufacturing cost increases
Solution Approach 1:
The ejector integrates multiple functions into a unified structure. The handle serves both as a lever for mechanical advantage and as a component that directly transmits force to the storage device. The housing combines structural support with heat dissipation functionality. This merging reduces the number of separate parts and simplifies installation while maintaining reliable operation.
Solution Approach 2:
The ejector is designed as a multi-functional device that can both insert and eject storage devices using the same basic mechanism. The handle pivots to different positions to achieve both functions, and the housing provides both structural support and heat dissipation. This universality eliminates the need for separate mechanisms for insertion and ejection, reducing overall complexity.
3Force
If the ejector uses a long handle for better leverage, then the mechanical advantage increases, but the ejector becomes harder to grasp and operate
Solution Approach 1:
The ejector resolves the grasping difficulty by introducing rotational motion around a pivot axis. Instead of requiring the user to grasp and move a long linear handle, the user grasps the handle and applies rotational force (torque) perpendicular to the lever arm. This dimensional change from linear to rotational operation makes the ejector easier to operate while maintaining the mechanical advantage provided by the lever arm length.
Data Source
AI summary
The present disclosure discloses an ejector including a housing; a handle pivotally connected to the housing around a first pivot axis and having a first pivot position and a second pivot position; and a button pivotally connected to the housing around a second pivot axis and having a locking position and an unlocking position, wherein the handle is locked by the button when the button is in the locking position and the handle is in the first pivot position, wherein the first fixing element prevents the housing from moving in a first direction relative to the object and allows the housing to move in a second direction relative to the object, and the second fixing element prevents the housing from moving in the first direction and the second direction relative to the object. The ejector provided by the present disclosure is simple in structure and convenient to install.