Cable Management Arm Connection Device Space Optimization
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Solution Overview
Problem
The existing connection mechanisms between cable management arms and rails occupy valuable space due to protruding plungers, limiting room availability in the housing and requiring an improved connection method to maintain or expand this space.
Innovation Solution
A connection device featuring a fixing frame with a protrusion portion, a pivotably connected connection member with a contact portion, and a locking member with a resilient portion that locks onto the protrusion, allowing for secure attachment without protruding components, utilizing bent portions and operation windows for easy installation and removal.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If plungers are used to connect the cable management arm to the rails, then the connection is secure, but the plungers protrude out and occupy valuable space in the housing
Solution Approach 1:
The locking member is nested within the connection member, with the resilient portion and locking portion contained inside the connection member's structure. This nesting allows the locking mechanism to function without protruding from the cable management arm, thereby securing reliable connection while minimizing space occupation in the housing
Solution Approach 2:
Instead of having the locking mechanism protrude outward to engage with the rail, the locking portion is designed to engage from within the connection member. The resilient portion pushes the locking portion outward only enough to engage the rail's engagement feature, then retracts back inward, inverting the traditional outward-protruding locking approach
2Reliability
If traditional insertion methods are used to connect the cable management arm to the rails, then the connection is established, but the process is complex and time-consuming
Solution Approach 1:
The connection member is designed with rotational freedom, allowing it to pivot between locked and unlocked positions. The locking member can be rotated to disengage the locking portion from the rail, enabling quick release without complex tools or procedures. This dynamic rotational mechanism transforms a traditionally complex insertion/removal process into a simple one-handed operation
Solution Approach 2:
The resilient portion automatically pushes the locking portion into engagement with the rail's engagement feature when the connection member is inserted, creating a self-locking mechanism. The system locks itself upon insertion without requiring separate locking actions, and can be released by a simple rotational movement, eliminating the need for complex manual locking procedures
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 secure and space-efficient connection of cable management arms to rails, allowing for easy installation and removal without occupying additional room, and accommodating left or right-side rail installations within the rack chassis.
Implementation Method 1
a locking member pivotably connected to the connection member and having a locking portion and a resilient portion, wherein the resilient portion contacts the contact portion of the connection member
Data Source
AI summary
A connection device of a cable management arm includes a fixing frame having a protrusion portion, a connection member having a contact portion, and a locking member pivotably connected to the connection member. The locking member includes a locking portion and a resilient portion which contacts the contact portion of the connection member. When the connection member is pivotally connected to the cable management arm, the fixing frame is fixed to a rail. When the connection member is connected to the fixing frame, the resilient portion provides a force to lock the locking portion to the protrusion portion of the fixing frame so as to securely connect the connection member to the fixing frame.