Variable-Angle Foldable Cable Management Arm for Rack Systems
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Solution Overview
Problem
Existing cable management systems for rack-mounted devices interfere with power cables and have fixed lengths that cannot be flexibly adjusted, occupying excessive space and interfering with power supply modules.
Innovation Solution
A variable-angle foldable cable management device with a structure body, first and second fixing pieces, and a drag chain unit system that allows for adjustable length and angle configuration to prevent interference with power cables during electronic device maintenance.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If a traditional cable management system is used, then cables can be managed, but it occupies excessive space and interferes with power cables
Solution Approach 1:
The cable management device is designed with a flexible arm structure that can dynamically adjust its position and shape according to the pulling distance of the server. The arm includes multiple rotating joints that allow it to bend and extend flexibly, transforming from a static structure to a dynamic one that adapts to different operational states.
Solution Approach 2:
The device uses a flexible arm structure with rotating joints that can bend and deform to accommodate cable movement. This flexible mechanical structure replaces rigid cable management systems, allowing the arm to conform to the space available in the rack while maintaining cable management functionality.
2Adaptability or versatility
If a fixed-length cable management system is used, then the structure is simple, but it cannot be flexibly adjusted according to different situations
Solution Approach 1:
The flexible arm is divided into multiple segments or links connected by rotating joints. Each segment can rotate independently relative to the others, allowing the arm to achieve various configurations and lengths. This segmentation enables the device to adapt to different pulling distances while keeping each individual segment relatively simple in structure.
Solution Approach 2:
The device transitions from a fixed-length structure to a dynamic, adjustable-length structure through rotating joints. The arm can extend to different lengths and bend at different angles according to the server's pulling distance, providing adaptability without requiring multiple different fixed structures.
3Ease of operation
If the cable management system stretches into the power supply module, then cable movement is facilitated, but interference with power cables is produced
Solution Approach 1:
The device makes contact with and follows the path of the signal cable specifically, while deliberately avoiding the power cable region. The flexible arm's trajectory is controlled to stay within the signal cable area, providing localised cable management support without extending into the power supply module zone.
Solution Approach 2:
The device extracts or separates the cable management function from the power supply module area. By using a flexible arm that originates from the rack rear panel and extends only as needed along the signal cable path, it removes the harmful interaction with power cables while retaining the essential cable management capability.
Data Source
AI summary
A cable management device/arm is applied to a rack-mounted device system. Cables of a device are managed through a variable-length foldable cable management device/arm. In addition, when an electronic device is fully held in a rack, the cable management device/arm is held at a certain angle in the rack, the interference between the cable management device/arm and a power cable can be prevented from being produced and the length of the cable management device/arm can be flexibly adjusted according to specific application scenarios.