Portable Motorized Racking Tool Magnetic Attachment
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Solution Overview
Problem
There is a need for a remotely operable, battery-powered portable motorized racking tool that can securely attach to metal surfaces around electrical equipment like circuit breakers without requiring attachment to a wall outlet, enabling safe operation outside of arc flash zones.
Innovation Solution
A portable motorized racking tool with a lightweight aluminum frame, magnetic attachment, and a remote switch operator that allows operators to control the tool from a safe distance, using interchangeable clutches and couplings to accommodate various equipment sizes, and includes a current controller for predictive amperage tracking.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Object-affected harmful factors
If a portable motorized racking tool is used to remove/install electrical equipment, then operator safety is improved by remaining outside arc flash zones, but the tool requires complex magnetic attachment and battery power systems to achieve portability
Solution Approach 1:
The patent replaces traditional mechanical attachment systems (clamps, bolts, or suction cups) with magnetic attachment mechanisms that securely bond to metal surfaces around circuit breakers. This substitution enables portable operation without complex mechanical fastening systems, resolving the contradiction between portability and attachment reliability.
Solution Approach 2:
The tool incorporates an integrated battery power system that provides autonomous operation without external power sources. The battery-powered motorized mechanism performs racking operations independently, eliminating the need for wall outlets or external power connections while maintaining full functionality for removing and installing electrical equipment.
2Ease of operation
If the racking tool is made lightweight and portable, then ease of operation is improved, but magnetic attachment strength and battery capacity are reduced
Solution Approach 1:
The tool employs multiple smaller magnetic attachment points distributed around the device rather than one large magnet. This segmentation allows the total magnetic holding strength to be sufficient while keeping individual components small and lightweight. The distributed magnetic system maintains secure attachment to metal surfaces without requiring excessive weight in any single location.
Solution Approach 2:
The patent utilizes high-strength, lightweight composite materials for the tool housing and structural components. These composite materials provide the necessary mechanical strength and magnetic mounting capability while minimizing overall device weight, enabling portable operation without sacrificing attachment strength or battery capacity.
3Adaptability or versatility
If interchangeable clutches and couplings are used to accommodate various equipment sizes, then adaptability is improved, but device complexity increases
Solution Approach 1:
The tool incorporates a universal coupling system with interchangeable clutches and couplings that can accommodate various circuit breaker sizes and configurations. The standardized interface design allows a single base tool to work with multiple equipment types by simply swapping attachments, providing broad adaptability without requiring entirely different tools for each application.
Solution Approach 2:
The interchangeable clutches and couplings are pre-configured with specific tooth patterns and engagement geometries designed to match different circuit breaker racking mechanisms. This preliminary configuration allows operators to select and attach the appropriate coupling for the specific equipment size before operation, simplifying the adaptation process while maintaining versatility across various breaker types.
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 safe and efficient installation or removal of electrical equipment by allowing operators to remain outside arc flash zones, reducing the need for protective gear and liability, while providing precise control and documentation of operations.
Implementation Method 1
a magnetically engageable frame
Data Source
AI summary
A portable motorized racking tool for installing, removing, and testing electrical equipment is disclosed herein. The portable motorized racking tool can be used to operate upon electrical equipment from a remote location outside of an arc flash zone. Also disclosed is a method of use of the portable motorized racking tool.