Server Rail Bracket Locking Frame for Quick Rack Mount Release

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Solution Overview

Problem

Existing slide rail mounting frames for servers are limited by the length of the outer rail and the adjustability of the bracket, restricting their usage as they require a long outer rail to lock or release the slide rail rear mounting frame.

Innovation Solution

A bracket device with a fastening member and a supporting frame that allows for easy operation by moving between a locking and unlocking state, utilizing a supporting structure and elastic member to engage and disengage with positioning holes, enabling the fastening member to switch between states for secure mounting and detachment.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the outer rail is made long enough to lock/release the rear slide rail mounting frame, then the locking function is achieved, but the device complexity and installation difficulty increase

Engineering Contradiction:
Improvelocking functionVSAvoiddevice complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The bracket is divided into multiple independent components: a bracket body, a separate fastening member with limiting groove, and a supporting frame with positioning holes. This segmentation eliminates the need for a long outer rail by distributing the locking function across multiple discrete elements that work together through relative movement.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The fastening member is designed to be movable relative to the bracket body along the limiting groove, transitioning between locked and unlocked positions. The supporting frame moves relative to the bracket to engage or disengage from positioning holes. This dynamic design replaces the static long rail approach with movable components that achieve locking through relative displacement.

Inventive Principle:
Principle #15Dynamics

2Reliability

If the outer rail is made long enough to lock/release the rear slide rail mounting frame, then the locking function is achieved, but the ease of operation deteriorates

Engineering Contradiction:
Improvelocking functionVSAvoidease of operation
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The fastening member moves along a limiting groove from a first position to a second position to switch between locked and unlocked states. The supporting frame moves relative to the bracket to engage or disengage from positioning holes. This dynamic design replaces the static long rail approach with movable components that achieve locking through relative displacement, improving ease of operation.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The fastening member acts as an intermediary between the bracket body and the supporting frame. It translates the movement of the supporting frame into the locking/unlocking action through its movement along the limiting groove, providing a mechanical advantage that makes operation easier.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Adaptability or versatility

If the bracket is made adjustable to accommodate different rail lengths, then the adaptability is improved, but the device complexity increases

Engineering Contradiction:
ImproveadaptabilityVSAvoiddevice complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The bracket design with the movable fastening member and supporting frame provides universal applicability for mounting slide rail assemblies of various lengths. The limiting groove and positioning holes work together to accommodate different positions, making the bracket adaptable to different configurations without requiring adjustment mechanisms or multiple bracket types.

Inventive Principle:
Principle #6Universality (Multi-functionality)

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 convenient and quick mounting and detachment of the slide rail assembly to a rack by allowing the fastening member to transition between locking and unlocking states, facilitating easy installation and removal without the need for extensive rail length adjustments.

Implementation Method 1

a second return spring arranged on the floating pin and between an end face of the conical head and the limit screws

Methodology Applied
Scientific EffectElasticity: Elasticity

Data Source

PatentUS10172458B2Bracket device
Publication Date: 2019.01.08 KING SLIDE WORKS CO LTD
  • US10172458B2 patent drawing
  • US10172458B2 patent drawing
  • US10172458B2 patent drawing

AI summary

A bracket device includes a bracket, a fastening member and a supporting frame. The bracket includes a side wall and at least one mounting member adjacent to the side wall. The fastening member is movably mounted to the bracket and includes a supporting leg. The supporting frame is movably mounted to the bracket and includes a supporting structure. When the supporting frame is moved relative to the bracket from one position to another position, the supporting structure of the supporting frame is configured to drive the fastening member to switch from a first state to a second state relative to the at least one mounting member through the supporting leg.