Shoe Electrical Leakage Detection System

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Solution Overview

Problem

City construction can damage buried conducting or semi-conducting cables, leading to electrical leakage on wet ground, posing a risk of electrocution to individuals walking or standing on such areas during rainy days.

Innovation Solution

An electrical leakage detection system integrated into a shoe, which includes a voltage detector, induced circuits for electromagnetic field strength measurement, and communication devices to alert the user via a mobile device of potential electrical hazards, allowing for safe navigation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If traditional ground inspection methods are used, then the detection process is simple, but the detection coverage and reliability are insufficient to prevent electrocution risks

Engineering Contradiction:
Improveelectrical leakage detection reliabilityVSAvoiddetection system complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The detection system is nested within a wearable shoe, with multiple detection modules (voltage detector, induced circuits, communication device) integrated into the shoe structure. This allows the complex detection system to be portable and continuously operational without requiring separate ground inspection equipment.

Inventive Principle:
Principle #7Nested doll (Nesting)

Solution Approach 2:

The system enables users to independently detect electrical leakage hazards while walking or working, eliminating the need for professional ground inspection services. The real-time detection and alerting functionality allows users to self-monitor their environment and take immediate evasive action when hazards are detected.

Inventive Principle:
Principle #25Self-service

2Reliability

If real-time detection is implemented, then the safety response time is improved, but the energy consumption increases

Engineering Contradiction:
Improvereal-time hazard detection capabilityVSAvoidenergy consumption of detection system
Core Design Contradiction:
ReliabilityVSUse of energy by moving object

Solution Approach 1:

The voltage detector and induced circuits perform periodic scanning of the ground environment rather than continuous high-power operation. The system activates detection functions at regular intervals and only triggers full alert sequences when hazards are actually detected, reducing overall energy consumption while maintaining real-time safety monitoring capability.

Inventive Principle:
Principle #19Periodic action

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

Effectively detects and alerts users of electrical leakage sources on wet ground, preventing electrocution by providing real-time location and voltage level information, ensuring safe movement.

Implementation Method 1

an induced circuit configured to detect an electromagnetic field strength between the shoe and the source of the electrical leakage

Methodology Applied
Scientific EffectElectromagnetic field: Electromagnetic Induction

Implementation Method 2

an induced circuit configured to detect an electromagnetic field strength between the shoe and the source of the electrical leakage

Methodology Applied
Scientific EffectElectromagnetic induction: Electromagnetic Induction

Data Source

PatentUS10386402B2Shoe and method for detecting electrical leakage using the same
Publication Date: 2019.08.20 FU TAI HUA IND SHENZHEN
  • US10386402B2 patent drawing
  • US10386402B2 patent drawing
  • US10386402B2 patent drawing

AI summary

A method for detecting an electrical leakage includes acquiring a voltage of a source of the electrical leakage detected by a voltage detector of a shoe when a walking user is wearing the shoe on a wet ground, and acquiring electromagnetic field strength between the source of the electrical leakage and the shoe, by a first induced circuit of the shoe. A distance between the shoe and the source of the electrical leakage is acquired and the voltage and distance sent to a mobile device as representing a danger when the voltage of the source of the electrical leakage is greater than the predetermined voltage.