KVM Module Positioning Mechanism for Vibration Stability
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Solution Overview
Problem
Rack-mounted KVM modules face stability issues due to vibrations, which can cause unexpected movement and pose safety risks to operators, as they are not sturdy enough for reliable and safe operation.
Innovation Solution
An L-shaped supporting frame with vertical and horizontal sliding rails is coupled to the server rack, featuring a positioning mechanism with an outer rail, inner rail, link bracket, latch, and positioning switch to securely lock or unlock the sliding components, ensuring stable and safe operation of the flat panel display and keyboard module.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If the KVM module uses sliding rails to allow the display and keyboard to move in and out, then the ease of operation is improved, but the stability deteriorates due to vibrations causing unexpected movement
Solution Approach 1:
The system dynamically switches between two states: a locked state where the positioning mechanism engages the notches to prevent movement, and an unlocked state where the sliding rails allow free movement. This dynamic state change enables the system to provide both ease of operation (when unlocked) and stability (when locked), resolving the contradiction between these two requirements.
Solution Approach 2:
The positioning mechanism acts as an intermediary between the sliding rails and the KVM components. It mediates the interaction by providing a controlled interface that can either allow movement (when disengaged) or prevent it (when engaged), thus enabling both operational flexibility and stability as needed.
2Ease of operation
If the sliding components are made movable for easy access, then the ease of operation is improved, but the reliability deteriorates due to vibrations causing unexpected withdrawal
Solution Approach 1:
The positioning mechanism provides dynamic control over the reliability of the sliding components. When locked, it ensures reliable positioning that prevents unexpected withdrawal due to vibrations. When unlocked, it allows easy access for operation. This dynamic switching resolves the contradiction between ease of operation and reliability.
Solution Approach 2:
The positioning mechanism preemptively counteracts the harmful effect of vibrations by providing a locking function that prevents unexpected movement before vibrations can cause damage. The latch and notch mechanism is designed to engage and disengage in response to vibration detection, thereby preventing the harmful effect of vibrations from causing unreliable operation.
3Area of stationary object
If the KVM module is designed to be compact for space utilization, then the space efficiency is improved, but the stability deteriorates making it vulnerable to vibration-induced movement
Solution Approach 1:
The positioning mechanism enables the compact KVM module to maintain stability when needed while preserving space efficiency. The locked state provides stable positioning that prevents vibration-induced movement, while the unlocked state allows the compact design to be accessed easily. This dynamic control resolves the contradiction between space efficiency and stability.
Data Source
AI summary
A rack-mounted KVM module is configured for a server rack. An L-shaped supporting frame, which has a vertical plane and a horizontal plane, is coupled to the sever rack. A flat panel display is coupled to the vertical sliding rail to move along the L-shaped supporting frame horizontally. A keyboard module is coupled to the horizontal sliding rail to move along the L-shaped supporting frame horizontally. A positioning mechanism is disposed in the horizontal sliding rail. The positioning mechanism consists mainly of an outer rail, an inner rail, a link bracket, a latch and a positioning switch. The latch is swiveled to engage a notch of the latch in a block portion of the outer rail or to remove the notch thereof from the block portion to respectively lock or unlock a fixed position when the link bracket is slid along the inner rail by moving the positioning switch.