Server Case Stopping Device with Rotary-to-Linear Locking Mechanism

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Solution Overview

Problem

Existing data center server cabinets lack an efficient and reliable mechanism to securely lock and unlock servers to prevent sliding, which can lead to instability and potential damage during operation.

Innovation Solution

A stopping device with an elastic stopping member and an operating mechanism that includes a rotating operating member, a sliding member, and a fixing member, allowing the stopping portion to be extended or retracted through a through hole to engage or disengage with the cabinet, utilizing a wedge mechanism for secure locking and unlocking.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a stopping structure is pressed to lock or unlock to the cabinet, then the server can be secured or released, but the mechanism lacks reliability and security

Engineering Contradiction:
Improvelocking reliabilityVSAvoidoperation convenience
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The stopping member is designed as an elastic component that can dynamically change its position between extended (locked) and retracted (unlocked) states. The elastic deformation enables reliable engagement with the cabinet while maintaining operational flexibility through the operating member's rotation.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The sliding member acts as an intermediary between the rotating operating member and the elastic stopping member. It converts rotational motion into linear motion, providing a reliable mechanical transmission that ensures secure locking while maintaining ease of operation through simple rotational input.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If the stopping portion is extended through the through hole to engage with the cabinet, then the server is securely locked, but the device complexity increases

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

Solution Approach 1:

The operating member and sliding member are combined into a single integrated mechanism where the operating member's rotation directly drives the sliding member's linear motion, which in turn controls the stopping member's extension. This merging reduces the number of separate components while maintaining reliable locking functionality.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The elastic stopping member automatically engages with the cabinet when extended and can be easily retracted by reversing the operating member's rotation. The elastic nature provides self-locking through engagement geometry, reducing the need for additional locking mechanisms or complex control systems.

Inventive Principle:
Principle #25Self-service

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

The solution provides a secure and efficient mechanism to prevent server sliding, ensuring stability and easy operation by allowing for secure locking and unlocking, thereby enhancing the safety and reliability of server placement within the cabinet.

Implementation Method 1

a stopping device with an elastic stopping member and an operating mechanism

Methodology Applied
Scientific EffectElastic deformation: Elasticity

Implementation Method 2

utilizing a wedge mechanism for secure locking and unlocking

Methodology Applied
Scientific EffectWedge mechanism: Wedge

Data Source

PatentUS20190191876A1Case with stopping device
Publication Date: 2019.06.27 FULIAN PRESION ELECTRONICS (TIANJIN) CO LTD
  • US20190191876A1 patent drawing
  • US20190191876A1 patent drawing
  • US20190191876A1 patent drawing

AI summary

A case includes a shell, a sliding member, and an operating member. The shell defines a through hole. The sliding member includes an abutting portion. The operating member is rotatably fixed to the shell and slidably connected to the sliding member. The operating member rotates in a first direction to drive the sliding member to slide in a second direction and the abutting portion abuts the stopping portion to be pushed out of the through hole. The operating member rotates in a direction opposite to the first direction to drive the sliding member to slide in a direction opposite to the second direction and the stopping portion moves into the through hole.