SMART SHIELD: ENCHANCING WORKER SAFETY THROUGH AUTOMATED OXYGEN RESPONSE IN HAZARDOUS ENVIRONMENT

Abstract

This invention relates to a mobile holder with an adjustable, foldable design for flexible use in various environments. It features a horizontal gripping mechanism (104) that securely holds mobile devices of different sizes, supported by a ball and socket joint (103) allowing 360-degree movement for easy adjustment to portrait or landscape orientation. A vertical stem (102) connects the gripping mechanism to a stable rectangular base, with a second ball and socket joint (105) between the stem and base for folding and height adjustment. The rectangular base (101) includes an aperture for additional mounting or securing options. This compact, user-friendly design offers rotational flexibility, making it ideal for both stationary use and portability.

Specification

FIELD OF INVENTION
[0001] The Field of Invention related to designed to provide immediate oxygen support to workers exposed to dangerous gases or oxygen-deficient conditions. By deploying advanced gas sensors and automated oxygen supply pods, the system detects hazardous gases like carbon monoxide or methane and instantly delivers oxygen to affected workers. This Invention enhances workplace safety in industries like mining, chemical processing, and confined space work, reducing the risk of suffocation and poisoning, while providing critical response lime for evacuations and emergency services. It ensures the health and safety of workers in high-risk environments.
PRIOR ART
[0002] 1. US8665097B2- System and method of worker fall detection and remote alarm notification
Description: This system uses environmental sensors to monitor toxic gas levels and alert workers via wearable devices. It includes an alarm system that activates when dangerous gas concentrations are detected.
Compared to US8665097B2:
• Claim: Our system integrates additional.health modules such as heart rate and oxygen sensors that trigger alerts based on abnormal readings, ensuring immediate responses to health crises, which is not addressed by this prior art'.
[0003] 2. US20190331701A1- System and Method for Environmental Monitoring Description: This system provides GPS-based location tracking of workers along with basic health monitoring through wearable sensors, alerting supervisors in case of emergencies.
Compared to US20190331701A1:
• Claim: Our invention incorporates a portable oxygen tank that is automatically deployed in response to hazardous gas levels and health data, offering a unique safety measure beyond mere monitoring and location tracking.
[0004] 1. RU73992U1- Maskable Monitoring System For The Condition Of Underground Main Pipelines
1. Description: A system designed for detecting water level rises in underground workspaces, issuing warnings when predefined thresholds are breached to prevent " " accidents.
Compared to RU73992U1:
• Claim:.Our system integrates ultrasonic sensors for water level detection, combined with toxic gas and health monitoring modules, providing a comprehensive safety solution that adapts to multiple environmental risks
■ simultaneously.
[0005] US 10041917B2 - Gas detection system for toxic and/or flammable gas
« Description: A safety system using multiple sensors for gas, temperature, and pressure monitoring in hazardous work environments, alerting workers and supervisors of dangerous conditions.
Compared to US10041917B2:
e Claim: Our Smart Shield includes additional functionalities such as an integrated heart rale and oxygen module and an automatic oxygen supply system, enhancing safety responses in emergencies.
[0006] US11582681B2- System and method for tracking an operator with a safety device
Description: This device detects gas exposure and alerts the user through visual and audible signals, enhancing personal safety in environments with harmful gases.
Compared to US11582681B2:
c Claim: Beyond simple gas detection, our system provides a real-time safety network that combines sensor data, health monitoring, location tracking, and automatic oxygen delivery, offering a proactive arid multifaceted approach to worker protection.
[0007] CN106887119A - A kind of intelligent kitchen alarm based on Internet of Things
• Description: An intelligent helmet equipped with sensors for gas detection and health monitoring, providing real-time data to a control center for worker safety management.
Compared to CN106887119A:
• Claim: Our system extends beyond helmet-based monitoring by incorporating a standalone portable oxygen tank and ultrasonic sensors, enhancing emergency response capabilities and environmental adaptability.
[0008] 7. KR20220010389A- Hazard warning task tread pad
Description: Safety gear that integrates sensors for detecting toxic gases, temperature, and physical conditions to alert workers and prevent accidents.
Compared to KR20220010389A:
• Claim: Our Smart Shield not only detects environmental hazards but also actively addresses health emergencies with an automatic oxygen module and ensures continuous safety monitoring through GPS tracking and realtime data relay.
SUMMARY OF THE INVENTION
[0009] Adoption of a system provides an integrated safety scheme intended to eliminate dangers prevalent with risky terrains especially in mines, manufacturing facilities, and construction.
» Gas Sensor Integration (001): Never stops to check the surrounding air for hazardous gases, instantly sounds an alert when the concentration of dangerous gases in the air is above safe levels.
• Health Monitoring Module (002): Currently, the project monitors the health of the workers through their physical signs such as heart rate and blood oxygen levels. Elevated values trigger alarms, thereby improving the early identification of - . health risks in work locations.
• Automated Oxygen Supply System (003): That means based on the real time input of gas and health data of the workers, a portable oxygen supply is triggered • to deliver breathable air in case of an emergency.
• Flood Detection with Ultrasonic Sensors (004): Recognizes an increase in water
levels, thus signalling itself as a device capable of providing timely alerts to
■ prevent'drowning in water immersed regions such as underwater tunnelling and trenches.
• GPS-Based Tracking (005): Locates the exact position of workers; in case of any disaster at the construction site, depending on the location of the workers GPS helps to determine their exact position to ensure they are rescued as soon as possible.
" Real-Time Supervisory Dashboard (006): Once data is gathered from its sources of sensors, it is sent to a master control panel where supervisors can review . conditions as they unfold which results in better preventive safety control.
e SMS Alert System (007): For any connection problems the concerned supervisors receive text messages so as to constantly supervise and manage the system.
DETAILED TECHNICAL DESCRIPTION
1. Gas Sensor Integration (101)
• Description: The system utilizes advanced gas sensors (101) capable of detecting harmful gases such as carbon monoxide, methane, and hydrogen sulfide. These sensors continuously monitor the surrounding air quality. If the gas concentration exceeds the safely threshold, the system automatically generates audible and visual alarms to alert workers.
• Functionality: Sensors are calibrated to delect specific gas types and levels, with response times adjusted to the workplace's risk profile. The data from these sensors is fed into.a central monitoring system for real-time analysis.
2. Health Monitoring Module (102)
• Description: The health monitoring module (102) includes wearable devices that measure vital signs like heart rate and oxygen saturation. This module is crucial in identifying early signs of distress among workers, particularly in environments with toxic gas exposure or strenuous physical conditions.
• Functionality: Data from the health monitors are transmitted wirelessly to a processing unit (107), which analyzes the readings for abnormal patterns. Alerts are triggered automatically if vital signs fall outside the safe range, ensuring immediate intervention.
3. Automated Oxygen Supply System (103)
• Description: The automated oxygen supply system (103) provides workers with immediate access to breathable air when dangerous gas levels are detected. This system integrates a portable oxygen tank with a smart valve mechanism that automatically activates when triggered by the gas sensor readings or abnormal health data.
• Functionality: The system evaluates real-time data from the gas sensors (101) and health monitors (102) to decide when to activate the oxygen supply. This mechanism ensures the worker is protected without manual intervention, offering a- critical Safety net in emergencies.
4. Flood Detection with Ultrasonic Sensors (104) .
• Description: Ultrasonic sensors (104) delect rising waler levels in areas prone to flooding, such as underground tunne's. The sensors measure water height by emitting high-frequency sound waves and analyzing the time it takes for the echoes to return.
• Functionality: Data from these sensors is continuously monitored, and alarms are triggered if the water level rises beyond a pre-set safety point. This system helps prevent accidental drownings by providing early warnings and allowing workers to evacuate.
5. GPS-Based Tracking (105)
• Description: The GPS tracking system (105) provides real-time location data of workers. Each worker is equipped with a GPS device, ensuring quick location identification during emergencies.
• Functionality: The GPS module communicates location data to the supervisory dashboard (108), allowing rescue teams to pinpoint the exact location of workers in danger, enabling efficient and rapid response.
6. Real-Time Supervisory Dashboard (106)
• Description: A web-based supervisory dashboard (106) consolidates data from all the system components, providing a centralized view of the work environment. This dashboard facilitates real-time monitoring, alert management, and data analysis.
• Functionality: Supervisors can visualize gas levels, worker health metrics, GPS locations, and flood sensor readings. This integrated display allows for proactive decision-making and enhances overall safely management.
7. SMS Alert System (107)
- Description: The SMS alert system (107) serves as a redundancy mechanism to ensure that critical alerts reach supervisors even when internet connectivity is compromised.
• Functionality: In She event of a connectivity issue, the system automatically switches to SMS alerts, sending critical safety warnings directly to mobile devices of supervisors, ensuring continuous safety monitoring.
DETAILED DESCRIPTION OF THE INVENTION
[00101 Implementing a worker safely system ior hazardous environments provides an effective solution to toxic gas exposure, health risks, and emergency situations in mines, sewers, and chemical industries.
The system''integrates gas sensors to continuously monitor toxic gas levels, alerting workers when thresholds are exceeded.
o A heart rate and oxygen module triggers alerts if abnormal health readings are detected, ensuring immediate response to potential health crises.
» A portable oxygen Lank, automatically deployed based on gas levels and health data, provides breathable air to workers in emergencies.
- Ultrasonic sensors detect rising water levels, preventing accidental drownings in flooded areas.
» A GPS tracker ensures quick and accurate' location identification of workers in emergencies.
• Real-time data is relayed to supervisors via a website, and SMS alerts are triggered in case of connectivity issues, ensuring continuous safety monitoring and rapid response.
[0011] This system prioritizes worker safety by providing both preventative measures and emergency solutions in hazardous working conditions.
LIST OF REFERENCE NUMERALS OF DRAWING
1. 101 - Gas Sensors
2. 102 - Health Monitoring Module
3. 103 - Automated Oxygen Supply System
4.104 - Ultrasonic Flood Detection Sensors
5. 105 -GPS-Based Tracking System
6. 106 - Supervisory Dashboard
7. 107 - SMS Alert System
8. 108 - Signal Output in Visual Displays
BRIEF DESCRIPTION OF THE BLOCK DIAGRAM
• Figure 1: Represents the block diagram of the overall smart shield system.
• Figure 2: Represents the detailed-block diagram of the gas monitoring and health safety system.
1.Gas Monitoring System:
• Gas Sensors (MQ135, MQ7, MQ4, MQ2, MQ6) [101]: These sensors continuously monitor toxic gases like CO, methane, and ammonia. Each sensor is responsible for detecting specific gases to ensure workers are not exposed to dangerous levels^
. ESP32 Microcontroller: Manages all data acquisition and processing from the gas ' sensors, ultrasonic sensor, heart rate sensor,' GPS module, and other components. It acts as the system's central controller, processing inputs, triggering alarms, and managing communication between different modules.
. GSM Module [107]: Sends SOS messages when critical conditions, such as high
gas levels or abnormal health readings, are detected. It provides communication via SMS if the network connection to the website is lost.
• Ultrasonic Sensor [104]: Detects rising water levels in the environment, helping to prevent accidental drownings.
• GPS Module [105]: Tracks the location of workers in real-time, sending this data to the website for monitoring and emergencies.
• Buzzer: Emits an audible alarm to warn workers of hazardous conditions such as gas leaks or health risks.
. Website [106]: Provides real-time data monitoring of the system's sensors, giving supervisors access to gas levels, worker health data, and emergency status . updates.
• LCD Display [108]: Displays real-time sensor data and system status on-site for workers.
2.Heart Rate and Health Monitoring Unit:
• MAX30102 Sensor [102]: Monitors the worker's heart rate and oxygen saturation levels. Abnormal readings trigger a!erts for immediate response.
• ESP32 Microcontroller: Processes health data from the MAX30102 sensor and communicates the information to the website for health monitoring.
• Website [106]: Displays real-time health data such as heart rate and oxygen levels for supervisors to monitor and respond to emergencies.
3.Supplementary Oxygen Unit:
o Supplementary Oxygen System [103]': Automatically provides breathable oxygen to workers when gas sensors detect hazardous conditions or when health data indicates oxygen deprivation.
• ESP32 Microcontroller: Controls the deployment of the oxygen unit based on gas levels and health data, ensuring timely oxygen supply in emergencies
WE CLAIM,
1. A method for ensuring worker safety in hazardous industrial environments, comprising:
(a) continually monitoring gas concentrations using gas sensors capable of detecting multiple toxic gases, wherein the sensor
data is transmitted in real-time to a remote location for monitoring;
(b) measuring physiological signals including heart rate and blood oxygen levels of workers, wherein the physiological data is analyzed to detect fluctuations that may indicate danger.
2. The method of worker safety as claimed in claim 1, wherein the system includes:
(a) deploying an oxygen mask system, wherein oxygen is supplied to the worker based on pre-determined health thresholds and oxygen distribution guidelines;
(b) sending alerts via SMS and email to supervisors in case of emergency situations, based on real-time analysis of gas concentrations and physiological signals.
3. The method of worker safely as claimed in claim 1, further comprising:
(a)tracking the worker's location using a GPS module, wherein the location data is continuously updated and displayed on a webpage to ensure real-time awareness of worker positions.
4. The method of worker safety as claimed in claim 1, wherein the system includes:
(a)an ultrasonic sensor to monitor the proximity of workers to hazardous conditions such as rising water levels, wherein an alert is triggered if thresholds are exceeded.
5. The method of worker safety as claimed in claim 1, further comprising:
(a)deploying a wearable device attached to the worker, wherein the device incorporates both the gas monitoring sensor and physiological signal sensor, allowing for continuous--
monitoring of the worker's health and surrounding environment.
6. The method of worker safety as claimed in claim 5, wherein the wearable device is equipped with a portable oxygen tank that automatically activates when gas concentrations or physiological signals exceed clanger thresholds.
7. The method of worker safety as claimed in claim .1, further comprising:
(a)utilizing a cloud-based data storage system to store all collected gas, physiological, and location data for future reference, and to analyze trends over time to predict future hazardous.conditions.
8. The method of worker safety as claimed in claim 1, wherein the system is configured to continue functioning in the absence of internet connectivity by sending alerts via SMS to a designated supervisor, ensuring redundancy in communication systems.
9. The method of worker safety as claimed in claim 1, wherein the website includes realtime display modules, such as an LCD display, allowing workers and supervisors to quickly assess current conditions, including gas. levels, heart rate, and GPS-based location.
10. The method of worker safety as claimed in claim 6, wherein the oxygen mask system
adjusts oxygen flow rate dynamically, based on the worker's physiological data and current air quality, ensuring optimal health conditions for the worker. - \

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