Spring-Loaded Fastener Structure for Stable Quick Release

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Solution Overview

Problem

Existing fastener structures do not allow for quick and repeatable connection and disconnection of objects, often resulting in unstable assemblies.

Innovation Solution

A fastener structure comprising a head portion with a shaft section, a press section, and an elastic element, where the head portion can be elastically moved to engage or disengage with a workpiece, allowing for quick and repeatable connection and disconnection of objects by compressing and decompressing the elastic element.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If screws are used to fasten objects, then objects can be held in place without being separated easily, but the assembly becomes unstable and cannot be quickly disconnected

Engineering Contradiction:
Improveconnection stabilityVSAvoiddisconnection ease
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The fastener structure incorporates an elastic element that enables the head portion to move between a held-down state (for stable connection) and a released state (for easy disconnection). This dynamic mechanism allows the fastener to transition between stable and easily operable states, resolving the contradiction between connection stability and disconnection ease.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The fastener is divided into distinct functional sections: a body portion for engaging the object, a head portion with a hold-down section for engaging the workpiece, and an elastic element for providing the holding force. This segmentation allows each part to perform its specific function optimally while working together to achieve both stable connection and easy disconnection.

Inventive Principle:
Principle #1Segmentation

2Reliability

If traditional fastening methods are used, then objects can be connected securely, but the connection and disconnection process is time-consuming and not repeatable

Engineering Contradiction:
Improveconnection securityVSAvoidconnection speed
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The elastic element enables rapid transition between connected and disconnected states by simply pressing the head portion to release the hold-down section, significantly improving connection and disconnection speed while maintaining secure connection through the elastic holding force.

Inventive Principle:
Principle #15Dynamics

3Length of stationary object

If the fastener structure is made compact, then the overall height is reduced, but the elastic movement capability may be compromised

Engineering Contradiction:
Improvefastener heightVSAvoidelastic movement capability
Core Design Contradiction:
Length of stationary objectVSAdaptability or versatility

Solution Approach 1:

The body portion is received within the head portion's receiving section, creating a nested configuration that reduces the overall height of the fastener structure while maintaining the elastic element's movement capability through the integrated design of the press section and hold-down section.

Inventive Principle:
Principle #7Nested doll (Nesting)

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 efficient connection and disconnection of objects in a quick and repeatable manner, maintaining stability and reducing the overall height of the fastener structure.

Implementation Method 1

the elastic element has an end pressed against the press section and another end pressed against the body portion, allowing the head portion to move elastically

Methodology Applied
Scientific EffectElasticity: Elasticity

Data Source

PatentUS11719271B2Fastener structure
Publication Date: 2023.08.08 FIVETECH TECH INC
  • US11719271B2 patent drawing
  • US11719271B2 patent drawing
  • US11719271B2 patent drawing

AI summary

A fastener structure includes a head portion, a body portion and an elastic element. The head portion has a shaft section, a press section and a hold-down section. The body portion has a corresponding press section, which is movably assembled to the press section. The elastic element has an end pressed against the press section and another end against the body section, allowing the head portion to move elastically. The body portion can be engaged with an object, and the hold-down section of the head portion can elastically hold down a workpiece against the object or be elastically removed from the workpiece, so as to complete the connection and disconnection of at least two objects to and from one another in a quick and repeatable manner.