LED Connector With Flexible Arms for Board Assembly

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Solution Overview

Problem

Conventional electrical connections between light source and driver boards in LED lighting equipment are time-consuming, unreliable, and lack adaptability due to complex structures and non-adjustable creepage distances, leading to high scrap rates and limited compatibility with different LED sizes.

Innovation Solution

A connector with adjustable conduction terminals and flexible arms that allow the driver board to pass through the light source board, featuring mounting parts, a supporting portion, and cantilever-style flexible arms for secure electrical connections, enabling adaptation to various LED lighting equipment sizes and simplifying assembly.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If conventional wire connection methods are used to connect light source board and driver board, then electrical connection can be achieved, but the assembly process requires much time and effort, cannot achieve automatic assembly, and is unreliable with high short-circuit risk

Engineering Contradiction:
Improveassembly efficiencyVSAvoidconnection reliability
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The patent extracts the connection function from traditional wire-based manual assembly and integrates it into a dedicated connector component. The connector includes conduction terminals with flexible arms that directly engage with contact points on the driver board, eliminating the need for separate wire connection steps and enabling automated assembly while improving reliability through standardized engagement.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The connector serves as an intermediary component between the light source board and driver board. It includes mounting parts that attach to the light source board and flexible arms with contact points that engage the driver board, providing a reliable electrical connection pathway without requiring direct wire connections or complex assembly processes.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Ease of operation

If direct plug-in connectors with metal and plastic insulation material are used, then connection convenience is improved and automatic assembly is possible, but the structure becomes complex, cost increases, and scrap rate becomes high due to high precision requirements

Engineering Contradiction:
Improveconnection convenienceVSAvoidconnector structure complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent applies homogeneity by making the entire connector body from conductive metal material with uniform properties. The conduction terminals, mounting parts, and flexible arms are all formed from the same conductive metal, eliminating the need for separate plastic insulation components and simplifying the overall structure while maintaining electrical connection functionality.

Inventive Principle:
Principle #33Homogeneity

Solution Approach 2:

The connector is segmented into distinct functional parts: mounting parts for attachment to the light source board, conduction terminals for electrical connection, and flexible arms with contact points for engaging the driver board. This segmentation allows each part to be optimized for its specific function while maintaining overall structural simplicity.

Inventive Principle:
Principle #1Segmentation

3Device complexity

If direct plug-in connectors with fixed creepage distance are used, then connection is simplified, but adaptability to different sizes of LED lighting equipment is reduced

Engineering Contradiction:
Improveconnector structure simplicityVSAvoidadaptability to different LED equipment sizes
Core Design Contradiction:
Device complexityVSAdaptability or versatility

Solution Approach 1:

The patent implements dynamics through the flexible arms that can bend and adjust their position. The flexible arms with contact points can adapt to different positions and orientations of the driver board, allowing the same connector design to work with various sizes and configurations of LED lighting equipment while maintaining simple structure.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The connector design allows for parameter changes in the flexible arm geometry, such as arm length, curvature, and contact point position. These parameter variations enable the same basic connector structure to accommodate different creepage distances and adapt to different LED lighting equipment sizes without increasing overall complexity.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS10253962B2Connector and LED lighting device including the connector
Publication Date: 2019.04.09 SAVANT TECHNOLOGIES LLC
  • US10253962B2 patent drawing
  • US10253962B2 patent drawing
  • US10253962B2 patent drawing

AI summary

The present invention comprises a type of connector used to electrically connect a light source board and a driver board in LED lighting equipment, and the LED lighting equipment that uses this connector. The connector is mounted on the light source board, and comprises two or more conduction terminals, each of which comprises at least one flexible arm whose points of contact with the driver board can achieve an electronic connection between the light source board and the driver board. Compared to earlier models, the connector structure of the present invention is simple and easy to assemble and fabricate, facilitating large-scale automated production of LED lighting equipment and helping to reduce costs.