Portable Work Lights With Locking Hasp Power Chaining
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Solution Overview
Problem
Existing worksites, especially those operating at night or in poorly lit indoor spaces, often lack a dedicated lighting system, necessitating the use of portable lights that require efficient power distribution and connection methods.
Innovation Solution
A system of interconnectable portable lighting devices with locking hasps, featuring input and output ports for power transfer, support members for hanging, and modular power cords for connecting multiple devices, along with sensors and wireless communication for control and safety features.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If portable lighting devices are used without a dedicated lighting system, then flexibility and portability are improved, but power distribution efficiency and connection reliability deteriorate
Solution Approach 1:
The lighting system is divided into multiple independent portable lighting devices, each capable of operating autonomously or being connected to form an expanded lighting network. This segmentation allows flexible deployment while maintaining individual device reliability through standardized connection interfaces.
Solution Approach 2:
Each portable lighting device incorporates both input ports for receiving power and output ports for distributing power to additional devices. This multi-functionality enables a single device to serve as both a standalone light source and a power distribution node, enhancing connection reliability through redundant pathways.
2Area of stationary object
If multiple portable lighting devices are connected in series, then lighting coverage area is improved, but power loss and system complexity increase
Solution Approach 1:
The system allows lighting coverage to be expanded by connecting multiple segmented lighting devices rather than using a single large fixture. Each device operates as an independent segment with its own power management, reducing cumulative power losses compared to a single extended system.
Solution Approach 2:
Power cords serve as intermediary components that efficiently transfer power between lighting devices. The standardized connectors minimize contact resistance and power loss at connection points, enabling reliable series expansion while maintaining energy efficiency.
3Ease of operation
If portable lighting devices are used without locking mechanisms, then ease of installation is improved, but device security and anti-theft properties deteriorate
Solution Approach 1:
The locking hasp and cable lock mechanism are pre-configured on each lighting device, allowing workers to quickly secure the device to overhead structures using simple actions. The hasp is permanently attached to the device body, and workers only need to thread a cable through and engage the lock, maintaining ease of installation while providing security.
Solution Approach 2:
The locking hasp acts as an intermediary component that connects the lighting device to external anchoring cables or structures. This hasp mechanism provides a standardized, easy-to-use interface for securing devices while maintaining the portability and quick deployment characteristics of portable lighting systems.
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 power distribution and lighting coverage across worksites, with modular expansion, safety monitoring, and customizable lighting options, enhancing operational safety and efficiency.
Implementation Method 1
The first lighting unit includes a light emitting diode
Data Source
AI summary
A portable lighting device includes a body having an input port supported on an exterior surface of the body and an output port supported on the exterior surface of the body. The input port is operable to receive power from a power source and the output port is operable to transfer power to an external device. The portable lighting device also includes a support cable coupled to the body, and configured to hang the portable lighting device from a support structure; a hasp configured to receive a lock and inhibit removal of the support cable, is also provided. The portable lighting device further includes a lighting unit that extends downward from the body. The lighting unit is electrically coupled to the input port to receive power from the power source.