Lamp Connection Device with Moveable Link Rod for Secure Maintenance

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Solution Overview

Problem

Current lamp connection devices require disassembly of the front head from the lamp body for maintenance, which is inconvenient and insecure, especially in environments like high altitude where secure one-handed operation is challenging.

Innovation Solution

A lamp connection device featuring a moveable link rod with a stopper and hinge mechanism that allows the front head to remain connected to the lamp body during maintenance, utilizing a slot locking structure and stationary ring to ensure secure and convenient operation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of repair

If the front head is separated from the lamp body for maintenance, then the maintenance operation can be performed, but the connection security and operational convenience deteriorate

Engineering Contradiction:
Improvemaintenance operationVSAvoidconnection security
Core Design Contradiction:
Ease of repairVSReliability

Solution Approach 1:

The connection device is segmented into a lamp body, front head, and an independent moveable link rod connection mechanism. This allows the front head to be maintained while remaining connected through the link rod, resolving the contradiction between maintenance accessibility and connection security.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The moveable link rod acts as an intermediary component between the lamp body and front head. It maintains the connection relationship during maintenance operations, serving as a mediator that allows the front head to be detached from the lamp body while preserving the overall connection structure.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Ease of repair

If the front head is disassembled and reassembled for maintenance, then the maintenance can be completed, but the time consumption and operational complexity increase

Engineering Contradiction:
Improvemaintenance completionVSAvoidtime consumption
Core Design Contradiction:
Ease of repairVSLoss of time

Solution Approach 1:

The moveable link rod provides dynamic connectivity, allowing the front head to move between connected and disconnected states while maintaining the connection relationship. This dynamic mechanism reduces the time and complexity of maintenance operations compared to traditional disassembly and reassembly processes.

Inventive Principle:
Principle #15Dynamics

3Reliability

If the front head remains connected to the lamp body during maintenance, then the connection security is maintained, but the maintenance accessibility deteriorates

Engineering Contradiction:
Improveconnection securityVSAvoidmaintenance accessibility
Core Design Contradiction:
ReliabilityVSEase of repair

Solution Approach 1:

The connection system is segmented into the lamp body, front head, and moveable link rod. This segmentation allows the front head to be accessed for maintenance while the link rod maintains the overall connection, resolving the contradiction between connection security and maintenance accessibility.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS8783918B2Easily maintainable lamp connection device
Publication Date: 2014.07.22 WAC LIGHTING DONGGUAN
  • US8783918B2 patent drawing
  • US8783918B2 patent drawing
  • US8783918B2 patent drawing

AI summary

The present invention relates to an easily-maintainable lamp connection device. The device comprises a lamp body, a front head arranged at an opening end of the lamp body, and a moveable link rod provided between the lamp body and the front head, which is able to slide freely; a stationary ring positioned firmly at the opening end of the lamp body with a gap between said stationary ring and an inside wall of the lamp body; a rod body of the moveable link rod is arranged with going through said gap, after assembling, an upper end of the moveable link rod located inside of the lamp body has a stopper whose size is bigger than that of said gap, and a lower end of the moveable link rod located inside of the front head is hinge jointed with a hinge mechanism inside of the front head.