Quick release structure for a keyboard

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Solution Overview

Problem

The existing keyboard designs face challenges in achieving a quick and convenient release mechanism between the top and bottom cases, which complicates maintenance and assembly due to the reliance on screws for fixation.

Innovation Solution

A quick release structure utilizing spring-loaded ball units to clamp and fix the connection mechanism between the top and bottom cases, allowing for easy detachment by pulling the top case away from the bottom case, eliminating the need for frequent screwing.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Stability of the object's composition

If screws are used to fix the connection between the bottom case and the top case, then the stability of the connection is improved, but the convenience of quick release is deteriorated

Engineering Contradiction:
Improveconnection stabilityVSAvoidquick release convenience
Core Design Contradiction:
Stability of the object's compositionVSEase of operation

Solution Approach 1:

The connection mechanism is divided into multiple independent quick release ball units, each capable of independently clamping the connection section. This segmentation allows the system to maintain stable connection through multiple clamping points while enabling easy release by simply pulling the top case, as each unit can be independently disengaged

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The spring-loaded ball units provide dynamic clamping force that automatically adjusts to maintain stable connection. The springs continuously apply clamping force to secure the connection section, while the design allows for easy release when external force is applied to pull the top case away

Inventive Principle:
Principle #15Dynamics

2Ease of operation

If a quick release ball structure is used, then the convenience of installation and removal is improved, but the connection stability may be deteriorated

Engineering Contradiction:
Improveinstallation convenienceVSAvoidconnection stability
Core Design Contradiction:
Ease of operationVSStability of the object's composition

Solution Approach 1:

The spring-loaded ball units are pre-configured to automatically clamp the connection section when the top case is placed on the bottom case. The springs are pre-compressed to provide immediate clamping force, ensuring stable connection is established automatically during installation without requiring additional tightening actions

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The quick release ball structure is designed to self-clamp the connection section through spring force. When the top case is installed, the ball units automatically engage and clamp the connection section, providing stable connection without requiring manual intervention. The structure maintains this self-clamping state throughout normal use

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

This solution enhances the convenience of installing or removing the keyboard components by utilizing the spring clamping force for secure attachment and easy disengagement, improving the overall assembly and disassembly process.

Implementation Method 1

a ball and a spring, a cavity is disposed on the support unit for the installation of the ball and the spring, at least a portion of the ball is exposed outside the cavity, and the ball located in the cavity is pressed against one end of the spring

Methodology Applied
Scientific EffectElastic potential energy: Elasticity

Data Source

PatentUS12198878B1Quick release structure for a keyboard
Publication Date: 2025.01.14 SHAODONG TONGCHI TECHNOLOGY DEVELOPMENT CO LTD
  • US12198878B1 patent drawing
  • US12198878B1 patent drawing
  • US12198878B1 patent drawing

AI summary

The present invention relates to a quick release structure for a keyboard, which allows users to quickly remove and assemble the keyboard using a quick release ball structure between the top case and bottom case of the keyboard instead of tools and is more convenient compared to traditional keyboards requiring tools to remove ribbon cables and screws. Further, a PCB board is designed to connect to the Type-C interface inside the keyboard via a PIN magnetic connector. The PIN magnetic connector is an interface technique that uses magnetic force to achieve quick connection and disconnection. It usually consists of a magnetic male socket and a magnetic female socket with PINs, which are automatically connected via magnetic force. The quick release ball structure and PIN magnetic connector achieve ultimate quick release of the keyboard, making it convenient for keyboard maintenance and modification.