Linear Bay Light Fixture With Hinged Access for LED Servicing

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Solution Overview

Problem

Existing high-bay and low-bay lighting fixtures lack efficient mechanisms for servicing and replacing LED light components, particularly the optical diffuser panels and LED boards, which are often cumbersome and time-consuming.

Innovation Solution

A linear bay light fixture with a central compartment accessible via a hinged access door, allowing easy removal and replacement of optical diffuser panels and LED boards through sliding mechanisms along track features, facilitating access to underlying components for maintenance and service.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of repair

If traditional bay light fixtures are used, then the structural integrity and sealed enclosure are maintained, but the servicing and replacement of LED light components becomes cumbersome and time-consuming

Engineering Contradiction:
Improveservicing of LED light componentsVSAvoidtime-consuming maintenance
Core Design Contradiction:
Ease of repairVSLoss of time

Solution Approach 1:

The fixture body is divided into separate compartments: a central compartment for housing the LED driver and electronics, and side compartments for holding LED light boards and optical diffuser panels. This segmentation allows independent access to each component type through the hinged access door, enabling technicians to service specific components without disassembling the entire fixture, thus reducing maintenance time while preserving structural integrity.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The optical diffuser panels and LED light boards are designed to be extractable from the fixture through the hinged access door. The panels can be removed from the side compartments and the LED driver from the central compartment, allowing for easy replacement and maintenance of these components without requiring complete fixture disassembly, thereby improving ease of repair and reducing downtime.

Inventive Principle:
Principle #2Taking out (Extraction)

2Ease of operation

If the entire fixture is disassembled for component replacement, then complete access to all components is achieved, but the complexity and time required for maintenance increases

Engineering Contradiction:
Improveaccess to componentsVSAvoiddisassembly complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The internal structure is segmented into distinct compartments (central compartment for LED driver, side compartments for LED boards and diffuser panels) that can be independently accessed. The hinged access door provides a single point of entry that opens to reveal all compartments simultaneously, allowing technicians to access any component without increasing disassembly complexity, thus improving ease of operation while maintaining simple access procedures.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The hinged access door serves multiple functions: it provides access to the central compartment for LED driver replacement, access to side compartments for optical diffuser panel removal, and maintains the sealed enclosure when closed. This multi-functional access mechanism improves ease of operation for various maintenance tasks without requiring multiple access points or increasing overall device complexity.

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

3Productivity

If components are made easily accessible for maintenance, then servicing time is reduced, but the structural integrity and enclosure sealing may be compromised

Engineering Contradiction:
Improvemaintenance efficiencyVSAvoidenclosure sealing
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The optical diffuser panels and LED light boards are designed as extractable components that can be removed through the hinged access door without compromising the fixture body structure. The extraction paths are pre-designed channels that maintain enclosure integrity when components are installed and provide easy removal access during maintenance, thus improving productivity while preserving reliability of the enclosure sealing.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The hinged access door provides a dynamic access mechanism that can be opened and closed to expose internal components for maintenance while maintaining the sealed enclosure during operation. This dynamic access system allows quick opening for component replacement and secure closing to restore enclosure sealing, thereby improving maintenance efficiency without compromising the reliability of the enclosure when closed.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS12359795B2Linear bay light fixture
Publication Date: 2025.07.15 GREEN CREATIVE LTD
  • US12359795B2 patent drawing
  • US12359795B2 patent drawing
  • US12359795B2 patent drawing

AI summary

A LED light fixture comprising two LED light bays separated by a central compartment with a hinged access door, wherein each of the LED light bay includes LED light boards and optical diffuser panels. The optical diffuser panels of the LED light fixture are capable of being removed through the central compartment with the access door in an open position and the optical diffuser panels are secured within the light bays with the access door in a closed position.