Construction Site Position Monitoring for Worker Debris Safety

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Solution Overview

Problem

Construction equipment poses safety risks due to debris and working elements penetrating materials, potentially injuring workers when the work area is unsupervised, as existing technologies lack effective monitoring and safety management systems.

Innovation Solution

A construction site status monitoring device that processes construction device location data and worker location data to determine safety conditions, triggering alerts or shutdowns of equipment and deploying material catchers to prevent injuries, using onboard circuitry and network communication to coordinate safety operations.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If construction devices are made mobile and robust for hostile environments, then productivity and adaptability improve, but safety risks increase due to debris and working element penetration

Engineering Contradiction:
Improveconstruction operation efficiencyVSAvoidworker injury risk from debris and penetration
Core Design Contradiction:
ProductivityVSObject-affected harmful factors

Solution Approach 1:

The system performs preliminary safety assessment by receiving construction device location data and worker location data before construction operations proceed, determining safety conditions in advance to prevent worker injuries from debris and working element penetration

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system continuously monitors construction device and worker locations, determines safety conditions based on this data, and provides feedback to control the construction device operation, creating a closed-loop safety management system that adapts to changing site conditions

Inventive Principle:
Principle #23Feedback

2Adaptability or versatility

If working elements are designed to penetrate working materials for effective construction tasks, then construction capability improves, but harmful effects increase due to potential worker injury through penetration

Engineering Contradiction:
Improveconstruction task capabilityVSAvoidinjury risk from working element penetration
Core Design Contradiction:
Adaptability or versatilityVSObject-generated harmful factors

Solution Approach 1:

The safety monitoring system acts as an intermediary between the construction device and workers, using location data analysis to detect potential penetration hazards and control the operation of working elements to prevent injuries while maintaining construction capability

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The system replaces physical supervision and manual safety checks with an automated electronic monitoring system that uses processing circuitry to analyze location data and determine safety conditions, enabling continuous safety management without restricting construction device functionality

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

3Reliability

If real-time safety monitoring is implemented to prevent worker injuries, then worker safety improves, but device complexity increases due to additional monitoring systems

Engineering Contradiction:
Improveworker safetyVSAvoidmonitoring system complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The processing circuitry performs multiple functions including receiving construction device location data, receiving worker location data, determining safety conditions, and controlling construction device operation, consolidating safety monitoring capabilities into a single multi-functional component that minimizes additional system complexity

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The system uses existing location data from construction devices and workers to automatically determine safety conditions without requiring additional sensors or complex monitoring infrastructure, allowing the system to serve itself by utilizing available data sources

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS10924881B2Device for determining construction device and worker position
Publication Date: 2021.02.16 HUSQVARNA AB
  • US10924881B2 patent drawing
  • US10924881B2 patent drawing
  • US10924881B2 patent drawing

AI summary

A construction site status monitoring device is provided including processing circuitry configured to receive construction device location data associated with a construction device, receive worker location data associated with a worker, and determine a safety condition based on the construction device location data and the worker location data.