LED Driver Junction Box with Drop-In Compartments

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Solution Overview

Problem

Existing junction boxes are not easily adaptable to various sizes and types of drivers, making them inconvenient for installation, especially in tight spaces, and often require multiple boxes to accommodate different voltage levels, which complicates the separation of high and low-voltage connections.

Innovation Solution

The design of a junction box with dividers and frangible portions that allow for easy installation of drivers without pulling wires through holes, along with securement mechanisms like brackets and straps, enabling the box to accommodate multiple drivers and ensuring electrical safety through symmetrical compartments for high and low-voltage connections.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If traditional junction boxes are used with fixed compartments, then electrical safety is maintained through separation of high and low voltage sides, but installation becomes difficult in tight spaces and requires pulling wires through holes

Engineering Contradiction:
Improveinstallation easeVSAvoidcompartment structure
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The junction box is divided into multiple compartments using dividers that create separate high-voltage and low-voltage sections. This segmentation maintains electrical safety while allowing independent access to each side through the open base design, eliminating the need to pull wires through holes in traditional enclosed boxes.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Instead of providing access through holes in the traditional horizontal plane, the invention opens the base of the junction box vertically, allowing installers to access compartments from below. This dimensional change simplifies wire management and component installation in tight spaces without compromising compartmentalization.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

2Adaptability or versatility

If multiple junction boxes are used to accommodate different driver sizes, then driver accommodation is improved, but device complexity and installation time increase

Engineering Contradiction:
Improvedriver accommodationVSAvoidnumber of boxes
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The junction box is designed with a universal compartment structure that can accommodate drivers of various sizes and configurations within a single box. The open base and configurable divider system allow the same junction box to serve multiple functions and adapt to different installation requirements, eliminating the need for multiple specialized boxes.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The divider system in the junction box is designed to be reconfigurable, allowing installers to adjust compartment sizes and configurations based on the specific driver being installed. This dynamic adaptability enables a single junction box design to handle a wide range of driver types and sizes without requiring multiple fixed designs.

Inventive Principle:
Principle #15Dynamics

3Reliability

If drivers are secured with traditional mounting methods, then driver security is ensured, but installation time increases due to tool requirements

Engineering Contradiction:
Improvedriver securityVSAvoidinstallation time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The junction box incorporates a driver retention mechanism that automatically secures drivers when they are placed in the compartment. The mechanism uses the driver's own weight or positioning to engage retention features, eliminating the need for additional tools or complex mounting procedures while ensuring reliable driver security.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS10655827B2Junction box for LED drivers
Publication Date: 2020.05.19 ELEMENTAL LED INC
  • US10655827B2 patent drawing
  • US10655827B2 patent drawing
  • US10655827B2 patent drawing

AI summary

Junction boxes for enclosing and making electrical connections to LED drivers are disclosed. The junction boxes include a bottom or base and a cover. Dividers arising from the base divide the junction box into high-voltage and low-voltage compartments. A cut-out open at the top of each divider allows drivers to be placed in a junction box without having to pull wires through holes or openings. Typically, the base is open along one long sidewall, with the cover being L-shaped to complete the enclosure. Various mounting mechanisms are disclosed for securing drivers within junction boxes.