Toolless Lighting Mounting for Suspended Ceilings
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Traditional methods of incorporating lighting into suspended ceilings require cutting ceiling tiles and can lead to deformation or sagging, as well as hinder the movement or replacement of tiles, due to the weight of the lighting fixtures.
Innovation Solution
A lighting system that includes a housing with toolless mounting clips and a light unit support, allowing for secure and removable installation on a suspended ceiling framework without tools, maintaining support for ceiling tiles and accommodating various rail dimensions.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of manufacture
If lighting fixtures are mounted within ceiling tiles, then lighting can be incorporated into suspended ceilings, but ceiling tiles deform or sag under the weight of the lighting fixture
Solution Approach 1:
The lighting fixture is extracted from the ceiling tile and mounted instead on the rail framework. The housing mounts to the rail using mounting clips that engage with the rail structure, completely removing the load from the ceiling tile while maintaining lighting functionality in the suspended ceiling.
Solution Approach 2:
The rail framework serves as an intermediary mounting structure between the ceiling system and the lighting fixture. Instead of directly mounting to the tile, the lighting fixture connects to the rail through specialized mounting clips, distributing the weight to the structural framework rather than the decorative tile.
2Ease of manufacture
If lighting fixtures are mounted within ceiling tiles, then lighting can be incorporated into suspended ceilings, but movement or replacement of ceiling tiles is inhibited
Solution Approach 1:
The lighting fixture is extracted from the ceiling tile mounting location and instead attached to the rail framework. This separation allows ceiling tiles to be freely inserted, removed, or repositioned in the grid without being constrained by the presence of lighting fixtures, maintaining full tile mobility while providing lighting functionality.
3Ease of operation
If mounting clips resiliently expand laterally during mounting, then toolless mounting is enabled, but complex cam surfaces are required
Solution Approach 1:
Instead of using complex cam surfaces to drive the expansion, the mounting clip uses a simple cam surface that works in reverse - the natural resilient expansion of the clip body drives the engagement, while a minimal cam surface on the locking portion guides and secures the connection. This inverts the traditional approach and simplifies the geometry.
Solution Approach 2:
The mounting clip uses its own resilient properties to drive the mounting process. The bias member causes the mounting clip to automatically expand and engage the rail when brought together, eliminating the need for external tools or complex mechanical mechanisms. The system serves itself through the inherent elasticity of the mounting clip material.
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 efficient and versatile integration of lighting into suspended ceilings without deforming tiles, allowing for easy installation and removal of both the lighting fixtures and ceiling tiles, while ensuring structural integrity and support.
Implementation Method 1
The mounting clip is operable to resiliently expand laterally during mounting of the housing onto the rail
Implementation Method 2
The housing has a bias operable to bias the housing upwardly from the rail and to urge the locking portion against the bottom portion of the head of the rail
Data Source
AI summary
A lighting fixture for a suspended ceiling including a grid of rails and hub forming an opening in the suspended ceiling has a housing with a mounting clip operable to toollessly mount to a vertical portion of a rail from above with a cam to resiliently expand the mounting clip laterally during mounting of the housing onto the rail, a light unit support connected to the housing and operable to toollessly mount to the hub, from above, and a light unit operable to toollessly mount to the light unit support, through the hub, from below the suspended ceiling.