Drone Smoke Detector Testing for High-Reach Access Safety

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Solution Overview

Problem

Traditional methods for servicing smoke detectors, especially those in hard-to-reach areas, pose risks to technicians due to the need for ladders or elevated access, and there is a need for efficient testing and maintenance to ensure these devices operate correctly during emergencies.

Innovation Solution

An unmanned system (US) equipped with a test kit, processor, and memory for performing smoke detector tests, including a camera, filter holder, smoke dispensing container, and cleaner container, which can autonomously or remotely access and test smoke detectors, communicate results, and perform cleaning and obstruction checks without human intervention.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If technicians manually service smoke detectors in hard-to-reach areas, then testing and maintenance can be performed, but the risk of injury to technicians increases due to the need for ladders or elevated access

Engineering Contradiction:
Improvesmoke detector operationVSAvoidtechnician injury risk
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The patent replaces the mechanical system of manual technician access with an unmanned aerial system (drone) that can autonomously navigate to and service smoke detectors in hard-to-reach areas, eliminating the need for technicians to use ladders or elevated access equipment

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

Solution Approach 2:

The unmanned aerial system performs self-service by autonomously navigating to smoke detectors, deploying test kits, conducting tests, and communicating results without requiring human intervention or physical access to elevated locations

Inventive Principle:
Principle #25Self-service

2Productivity

If traditional manual testing methods are used, then smoke detectors can be serviced, but the efficiency and speed of testing are reduced

Engineering Contradiction:
Improvetesting efficiencyVSAvoidtesting time
Core Design Contradiction:
ProductivityVSLoss of time

Solution Approach 1:

The patent replaces manual testing procedures with an automated unmanned aerial system that can rapidly deploy test kits, conduct tests, and communicate results, significantly improving testing efficiency and reducing the time required for smoke detector servicing

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

Solution Approach 2:

The unmanned aerial system performs preliminary actions by autonomously navigating to smoke detectors and deploying test kits before actual testing begins, streamlining the overall process and reducing total testing time

Inventive Principle:
Principle #10Preliminary 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

The unmanned system reduces the risk of injury to technicians by allowing safe access and maintenance of smoke detectors in difficult locations, ensuring they function correctly during emergencies and maintaining compliance with regulations.

Implementation Method 1

projected beam smoke detector

Methodology Applied
Scientific EffectLight absorption: Absorption (EM radiation)

Implementation Method 2

projected beam smoke detector

Methodology Applied
Scientific EffectLight scattering: Scattering

Data Source

PatentUS11176807B2Unmanned system (US) for smoke detector testing
Publication Date: 2021.11.16 HONEYWELL INTERNATIONAL INC
  • US11176807B2 patent drawing
  • US11176807B2 patent drawing
  • US11176807B2 patent drawing

AI summary

Methods, devices, and systems for an unmanned system (US) for smoke detector testing are described herein. In some examples, one or more embodiments include a test kit, a processor, and a memory having instructions stored thereon which, when executed by the processor, cause the processor to perform a test procedure on a projected beam smoke detector in a facility using the test kit and communicate a result of the test procedure to a smoke detector network associated with the facility.