LED Display Plugging Mechanism to Prevent Plug Deflection

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Solution Overview

Problem

The plug in LED display apparatuses is prone to deflection, making it difficult to be plugged into the socket, and the wiring process is complicated.

Innovation Solution

A plugging mechanism with a power socket and power plug featuring movable driving members and reset members that apply reset forces to ensure stable conduction, allowing the plug to be easily and securely connected to the socket.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a flexible power line and flexible data line are used for connection between adjacent display units, then the wiring becomes complicated, but the connection flexibility is improved

Engineering Contradiction:
Improveconnection flexibilityVSAvoidwiring complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent combines the power line connection and data line connection into a single integrated plugging mechanism. The plug includes both power conductive members and data conductive members that are connected simultaneously when the plug is inserted into the socket, eliminating the need for separate wiring operations and reducing overall wiring complexity while maintaining connection flexibility

Inventive Principle:
Principle #5Merging (Combining)

2Ease of operation

If a plugging mechanism with socket and plug is used to simplify wiring, then the wiring operation becomes simpler, but the plug becomes prone to deflection and loose connection

Engineering Contradiction:
Improvewiring operation simplicityVSAvoidconnection stability
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The patent applies preliminary anti-action by using reset members (springs) that continuously apply a restoring force to the driving members and conductive members. This pre-applied counteracting force prevents the plug from becoming loose or deflecting during operation, ensuring the conductive members remain firmly engaged with the socket contacts throughout the connection lifecycle

Inventive Principle:
Principle #9Preliminary anti-action

Solution Approach 2:

The patent incorporates movable driving members that can dynamically adjust their position. The driving members are capable of moving between different positions (first position for connection, second position for disconnection) and are equipped with reset members that provide automatic return functionality. This dynamic design allows the plug to adapt to assembly tolerances and prevent deflection while maintaining reliable connection

Inventive Principle:
Principle #15Dynamics

3Reliability

If the plug structure is made rigid to prevent deflection, then the connection stability improves, but the ease of plugging operation decreases

Engineering Contradiction:
Improveconnection stabilityVSAvoidplugging convenience
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent uses movable driving members that can dynamically transition between positions. The driving members are designed to move easily during the plugging operation (from retracted position to extended position for connection) and are equipped with reset members that provide automatic return. This dynamic design maintains plugging convenience while ensuring connection stability through the reset force

Inventive Principle:
Principle #15Dynamics

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 mechanism simplifies wiring operations, enhances assembly convenience, and improves efficiency by preventing deflection during connection, ensuring smooth and stable power line connections.

Implementation Method 1

the plurality of first reset members abut against the plurality of first driving members in a one-to-one correspondence manner, so that each first reset member applies a first reset force to a corresponding first driving member

Methodology Applied
Scientific EffectElasticity: Elasticity

Data Source

PatentEP4287418B1Plugging mechanism of LED display apparatus, and LED display apparatus
Publication Date: 2025.12.17 LEYARD
  • EP4287418B1 patent drawingFigure 1
  • EP4287418B1 patent drawingFigure 2
  • EP4287418B1 patent drawingFigure 3

AI summary

The present invention provides a plugging mechanism of an LED display apparatus, and an LED display apparatus, wherein the plugging mechanism includes: a power socket (10); and a power plug (20), including a second seat body (21), a second conductive member (22), a plurality of first driving members (23) and a plurality of first reset members (24), each first driving member (23) is able to be subjected to a first driving force opposite to a direction of a first reset force, and when the first driving force applied to each first driving member (23) is less than a corresponding first reset force, the second conductive member (22) is at a first disconnection position; and when the first driving force applied to each first driving member (23) is greater than the corresponding first reset force, the second conductive member (22) moves from the first disconnection position to a first conduction position.