Projection Lamp Quick Locking Mechanism Assembly

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Solution Overview

Problem

The existing projection lamps have low assembly efficiency due to the need for multiple screws to mount and connect the light-emitting component, which can lead to alignment issues and incomplete projections.

Innovation Solution

A projection lamp with quick locking and self-detection functions, featuring a lower quick locking mechanism for aligning and fixing the light-emitting component, an upper locking mechanism for rapid connection of the upper shell, and an upper-shell and connector quick locking mechanism for simplified assembly, eliminating the need for numerous screws.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If screws are used to mount and connect the light-emitting component, then the connection is secure, but the assembly time increases and production efficiency decreases

Engineering Contradiction:
Improveconnection securityVSAvoidassembly efficiency
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The patent extracts and eliminates the screws from the assembly process. The quick locking mechanism achieves secure connection between the light-emitting component and shell without requiring any screws, thereby maintaining connection reliability while dramatically improving assembly efficiency.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The patent replaces the screw-based mechanical fastening system with a quick locking mechanism that uses a locking block and groove structure. This substitution eliminates the need for threaded fasteners while providing secure mechanical connection through the locking engagement.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

2Productivity

If electric screw drivers are used to increase mounting speed, then assembly speed improves, but alignment precision decreases causing partial images to be missing

Engineering Contradiction:
Improvemounting speedVSAvoidalignment precision
Core Design Contradiction:
ProductivityVSManufacturing precision

Solution Approach 1:

The patent incorporates preliminary positioning structures (positioning grooves and positioning blocks) that pre-align the light-emitting component with the shell before the locking action occurs. This preliminary alignment ensures precise positioning is achieved automatically during the quick locking process, eliminating the alignment errors that occur with electric screw driver mounting.

Inventive Principle:
Principle #10Preliminary action

3Stability of the object's composition

If multiple screws are used to connect upper and lower shells, then the connection is stable, but the number of fastening operations increases significantly

Engineering Contradiction:
Improveconnection stabilityVSAvoidfastening time
Core Design Contradiction:
Stability of the object's compositionVSLoss of time

Solution Approach 1:

The patent merges multiple screw fastening operations into a single quick locking action. The quick locking mechanism simultaneously secures both the upper and lower shells to the light-emitting component through integrated locking blocks that engage with positioning grooves, eliminating the need for separate fastening operations for each shell.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS11841127B1Projection lamp with quick locking and self-detection functions
Publication Date: 2023.12.12 ANHUI GUANGJU BOZHONG ELECTRONIC TECH CO LTD
  • US11841127B1 patent drawing
  • US11841127B1 patent drawing
  • US11841127B1 patent drawing

AI summary

The present disclosures a projection lamp with quick locking and self-detection functions, and relates to the technical field of projection lamps. The projection lamp includes a body; an upper shell and a lower shell are arranged in the body; a connector is arranged between the upper shell and the lower shell; a light-emitting component is arranged in the upper shell and the lower shell; mounting frames are arranged on two sides of a bottom of the light-emitting component; and the projection lamp further includes a lower quick locking mechanism for connecting and fixing the lower shell to the light-emitting component, an upper locking mechanism for quickly connecting and fixing the upper shell to the light-emitting component, and an upper-shell and connector quick locking mechanism for quickly locking the upper shell to the connector.