Ceiling Light Fixture With Locking Member And Mounting Board

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Solution Overview

Problem

Conventional ceiling fittings damage the ceiling during assembly and are difficult to install due to complex fastening operations, causing inconvenience and increased installation time.

Innovation Solution

A ceiling light fixture design featuring an embedded box, a mounting board with locking slots, and a locking member with inverted V-shaped locking portions that securely attach the ceiling light assembly to the mounting board using a snap-fit mechanism, allowing easy and quick installation without damaging the ceiling.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Strength

If conventional fasteners (screws or expansion bolts) are used to mount the ceiling fitting, then the ceiling fitting can be securely attached to the ceiling, but the ceiling construction is damaged and the assembly operation becomes difficult

Engineering Contradiction:
Improveattachment strengthVSAvoidceiling damage
Core Design Contradiction:
StrengthVSObject-affected harmful factors

Solution Approach 1:

The patent introduces a mounting board as an intermediary component between the ceiling fitting and the ceiling. The mounting board is inserted into the ceiling opening and provides a secure attachment surface for the fitting, while the ceiling itself only needs to support the mounting board. This mediator protects the ceiling structure from direct damage by fasteners while still achieving strong attachment.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The mounting system is segmented into three distinct components: the ceiling opening, the mounting board, and the ceiling fitting. This segmentation allows each component to serve its specific function - the ceiling provides structural support, the mounting board provides a protected interface for attachment, and the fitting provides the lighting function. This division eliminates the need for fasteners to penetrate the ceiling directly.

Inventive Principle:
Principle #1Segmentation

2Strength

If conventional fasteners are used to mount the ceiling fitting, then the ceiling fitting can be securely attached, but the assembly operation becomes difficult and time-consuming

Engineering Contradiction:
Improveattachment strengthVSAvoidassembly ease
Core Design Contradiction:
StrengthVSEase of operation

Solution Approach 1:

The mounting board acts as a mediator that simplifies the assembly operation. Instead of directly fastening the fitting to the ceiling (which requires precise positioning and multiple fasteners), the installer simply inserts the mounting board into the ceiling opening and attaches the fitting to the board using simple fastening elements, making the operation much easier and quicker.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The mounting board is prepared in advance with pre-positioned fastening elements and structural features that guide the assembly process. This preliminary preparation eliminates the need for complex on-site measurements and adjustments, allowing for quick and easy installation of the ceiling fitting.

Inventive Principle:
Principle #10Preliminary action

3Strength

If conventional fasteners are used to mount the ceiling fitting, then the ceiling fitting can be securely attached, but the assembly process becomes complex and time-consuming

Engineering Contradiction:
Improveattachment strengthVSAvoidinstallation time
Core Design Contradiction:
StrengthVSLoss of time

Solution Approach 1:

The mounting board as an intermediary component significantly reduces installation time by eliminating the need for complex fastening operations into the ceiling structure. The board can be quickly inserted into the ceiling opening and the fitting rapidly attached to it, reducing the overall installation time while maintaining secure attachment.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The mounting board is pre-manufactured with all necessary structural features, fastening elements, and alignment guides built in. This preliminary action during manufacturing eliminates the need for time-consuming on-site preparation, measurements, and adjustments, allowing for rapid installation while ensuring secure attachment.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS10634322B1Quickly assembled ceiling light fixture
Publication Date: 2020.04.28 DONG GUAN JIA SHENG LIGHTING TECH CO LTD CHINA
  • US10634322B1 patent drawing
  • US10634322B1 patent drawing
  • US10634322B1 patent drawing

AI summary

A ceiling light fixture includes an embedded box, a mounting board, a ceiling light assembly, and a locking member. The embedded box is inserted into a ceiling. The mounting board is mounted in the embedded box and is provided with two locking slots each including an introducing portion, and a retaining section. The locking member is mounted on the ceiling light assembly and includes two locking portions and a linking portion. Each of the locking portions is introduced into the introducing portion of one of the locking slots. When the locking member is rotated relative to the mounting board, each of the locking portions is moved in the one of the locking slots, and is locked in the retaining section of the one of the locking slots, such that the locking portions are locked by the mounting board.