WO2024058437A1 - Système de collecte d'oxygène pour mesurer la concentration en oxygène - Google Patents

Système de collecte d'oxygène pour mesurer la concentration en oxygène Download PDF

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WO2024058437A1
WO2024058437A1 PCT/KR2023/011994 KR2023011994W WO2024058437A1 WO 2024058437 A1 WO2024058437 A1 WO 2024058437A1 KR 2023011994 W KR2023011994 W KR 2023011994W WO 2024058437 A1 WO2024058437 A1 WO 2024058437A1
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unit
atmospheric environment
user
measurement
preset
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Korean (ko)
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손용찬
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손용찬
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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/01—Measuring temperature of body parts ; Diagnostic temperature sensing, e.g. for malignant or inflamed tissue
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/02—Detecting, measuring or recording pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography or electroauscultation; Heart catheters for measuring blood pressure
    • A61B5/0205—Simultaneously evaluating both cardiovascular conditions and different types of body conditions, e.g. heart and respiratory condition
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/02—Detecting, measuring or recording pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography or electroauscultation; Heart catheters for measuring blood pressure
    • A61B5/021—Measuring pressure in heart or blood vessels
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/02—Detecting, measuring or recording pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography or electroauscultation; Heart catheters for measuring blood pressure
    • A61B5/024—Detecting, measuring or recording pulse rate or heart rate
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/08—Detecting, measuring or recording devices for evaluating the respiratory organs
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/145—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue
    • A61B5/1455—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue using optical sensors, e.g. spectral photometrical oximeters
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D21/00—Measuring or testing not otherwise provided for
    • G01D21/02—Measuring two or more variables by means not covered by a single other subclass
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00—Sampling; Preparing specimens for investigation
    • G01N1/02—Devices for withdrawing samples
    • G01N1/22—Devices for withdrawing samples in the gaseous state
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q50/00—Information and communication technology [ICT] specially adapted for implementation of business processes of specific business sectors, e.g. utilities or tourism
    • G06Q50/10—Services

Definitions

  • the present invention relates to an oxygen collection system, and more specifically, to an oxygen collection system for measuring oxygen concentration that measures the concentration of harmful gases, including oxygen concentration in the atmosphere, and confirms the atmospheric condition of the target location.
  • the atmosphere in a closed underground space may contain many harmful gases or may be low in oxygen, but this cannot be detected with the naked eye, and the current atmosphere will remain in the atmosphere for at least a few tens of seconds to a maximum of several minutes after exposure to the above environment.
  • the work space air environment determines whether the worker can work by calculating atmospheric environment measurements that can affect worker safety accidents, such as oxygen concentration, harmful gas concentration, temperature, humidity, and dust level. Research on environmental analysis systems is required.
  • the purpose of the present invention is to prevent suffocation accidents by detecting the atmospheric environment using a plurality of sensors to determine whether the environment is suitable for work before the user enters.
  • the purpose is to prevent explosion accidents in the confined space where work is planned by calculating the risk of explosion within the confined space using the sensed atmospheric environment data and the distance of the detected metal material.
  • the administrator and the user's terminal are connected through wireless or wired communication, and in the event of an accident, all users are notified through the control unit to enable quick response by workers and minimize damage in the event of an accident. there is.
  • the oxygen collection system for measuring oxygen concentration is a main body that distributes power after communication connection with pre-stored terminals of users and safety managers, and atmospheric environment data in a preset space using an atmospheric environment measurement means.
  • the measuring means is an atmospheric environment measuring part that measures the oxygen concentration, harmful gas concentration, temperature, humidity, and dust amount at the measurement location, and an image capture device is used to capture and photograph images using an imaging device provided at a preset position of the measuring means. It may include a video capture unit that transmits video data, a lighting unit that irradiates light in a pre-stored pattern in response to the signal received from the control unit, and a voice transceiver that relays voice transmission and reception between the user and the safety manager.
  • the measurement means is mounted on a preset part of the user and provides a user-accompanied measurement mode to measure the atmospheric environment at the measurement target location, and when in the user-accompanied measurement mode, it is attached to the user's wrist or neck. It is connected to a user health measurement sensor member worn and collects health data including the user's current blood oxygen concentration, blood oxygen saturation, heart rate, blood pressure, body temperature, and respiratory rate, and transmits it to the measurement means unit, and transmits it to the health data item. If at least one of the items is outside the pre-stored normal range, a user health abnormality notification signal may be transmitted to the control unit.
  • the measuring means provides a stand-alone measurement mode in which atmospheric environment measurement is performed independently by combining a mobile member capable of remote control and direction change, wherein the mobile member receives power from the main body and the user A remote control signal transmitted from the terminal can be received.
  • the ventilation unit determines the ventilation performance standard, and when it is determined to the ventilation performance standard, calculates according to the following [Equation 1] Perform air supply or exhaust during the designated ventilation time,
  • N is the ventilation time (minutes)
  • V is the volume of the atmospheric environment measurement location
  • ACH is the air exchange rate per hour.
  • the explosion risk of the preset enclosed space is calculated according to the following [Equation 2] and transmitted to the screen display unit,
  • E w is the explosion risk
  • O c is the oxygen concentration
  • H c is the hydrogen sulfide concentration
  • I d is the weight of the distance to the sensing metal
  • E n is the number of entrances to the confined space
  • E s is the diameter of the entrance to the confined space. box
  • an explosion risk notification can be sent to the control unit.
  • the present invention by sensing the atmospheric environment using a plurality of sensors, it is possible to prevent suffocation accidents by determining whether the environment is suitable for work before the user enters.
  • the administrator and the user's terminal are connected to wireless or wired communication, so that in the event of an accident, all users are notified through the control unit, allowing workers to respond quickly and minimizing damage in the event of an accident.
  • Figure 1 is a block diagram of an oxygen capture system for measuring oxygen concentration according to an embodiment of the present invention.
  • Figure 2 is a diagram showing an intermediate block diagram of an oxygen capture system for measuring oxygen concentration according to an embodiment of the present invention.
  • Figure 1 is a block diagram of an oxygen collection system for measuring oxygen concentration according to an embodiment of the present invention
  • Figure 2 is a middle block of an oxygen collection system for measuring oxygen concentration according to an embodiment of the present invention. This is a diagram showing a diagram.
  • the oxygen capture system for measuring oxygen concentration includes a main body 110, a measuring means 120, a ventilation unit 130, a screen display 140, and a control unit ( 150) may be included.
  • the main body unit 110 is configured to connect the measuring means unit 120, the ventilation unit 130, the screen display unit 140, and the control unit after confirming a communication connection using wired or wireless communication with the pre-stored user and safety manager terminals. (150) can be connected to the main body 110 to distribute power to parts requiring power.
  • the power supplied by the main body 110 can be supplied from a battery built into the main body 110 or an external power source.
  • the preset terminal electronic terminal capable of performing wireless communication and input/output, such as a smartphone, tablet PC, laptop, etc.
  • the preset terminal electronic terminal capable of performing wireless communication and input/output, such as a smartphone, tablet PC, laptop, etc.
  • the preset terminal it must be registered within 10 minutes to supply power to the parts that require power (measurement unit, ventilation unit, screen display unit, control unit, etc.).
  • the main body unit 110 changes to a standby state and supplies the power. This can be maintained in a standby state without performing power supply to the required part.
  • the standby state is changed to the power supply state, so that power can be supplied to the part requiring the power.
  • the main body 110 can relay wired and wireless communications with a preset user terminal.
  • the main body unit 110 is an oxygen collection system for measuring the oxygen concentration, such as communication with the preset user terminal or safety manager terminal, communication between the measuring means unit 120 and the control unit 150, etc. (100) Wired and wireless communication relay for data transmission and reception can be performed in any environment where transmission and reception of data is required.
  • the measuring means unit 120 can collect atmospheric environment data within a preset space using an atmospheric environment measuring means.
  • the measuring means unit 120 receives power from the main body unit 110 to measure atmospheric environment data in a preset space, and uses basic devices (lighting devices, video recording, etc.) necessary for measuring the atmospheric environment. devices, etc.) may be included.
  • the atmospheric environment data measured by the measuring means unit 120 may be transmitted to the main body unit 110 in real time.
  • measuring means unit 120 which performs various functions including atmospheric environment data measurement, image data collection, lighting irradiation, etc., will be described in more detail with reference to FIG. 2.
  • the measuring means unit 120 may include an air environment measuring unit 121, an image capturing unit 122, a lighting unit 123, a voice transmitting/receiving unit 124, and a monitoring unit 125. You can.
  • the atmospheric environment measuring unit 121 can measure atmospheric environmental data such as oxygen concentration, harmful gas concentration, temperature, humidity, and dust amount at the location where the measuring means unit 120 is located.
  • the atmospheric environment measurement value measured through the atmospheric environment measurement unit 121 is automatically compared to determine whether it is outside the preset standard value range for each item, and if it is outside the standard value, a notification signal exceeding the standard value is sent to the control unit 150. can be transmitted.
  • the standard range is set differently for each item, but the oxygen concentration is 18% to 23.5%, the carbon dioxide concentration is less than 1.5%, the hydrogen sulfide concentration is less than 10ppm, the temperature is less than 36°C, and the standard humidity (at 15°C). 70% or less, 50% or less at 18-20°C, 40% or less when 24°C or higher), dust 36 ⁇ g/m 3 or less can be set as the most common standard range, and is provided in the air environment measurement unit 121.
  • the standard value setting can be adjusted or applied.
  • the image capturing unit 122 may capture an image using an image capturing device provided at a preset location of the measuring means unit 120 and transmit the captured image data to the main body unit 110.
  • the measuring means unit 120 can collect more image information in an enclosed space or underground space that is difficult for people to enter using the single measurement mode.
  • the image data using the image capture unit 122 is output to the screen of the screen display unit 140 as a real-time image through a connection cable connected between the measuring means unit 120 and the main body unit 110. Image data can be transmitted to the display unit 140.
  • a plurality of lighting units 123 are provided at preset positions of the measuring means unit 120, and one or more lights are positioned to face the same direction as the image capturing device of the image capturing unit 122 and emit light. can do.
  • the lighting unit 123 may emit light in a pre-stored pattern corresponding to the signal received from the control unit 150.
  • the lighting unit 123 cannot move because the movable member is damaged or overturned while the measuring means unit 120 is collecting atmospheric environment information and image information in a closed space or underground space in a stand-alone measurement mode, By flashing the display at maximum brightness at intervals of 1 second, the light can be output to make it easy to determine the location of the measuring means unit 120 in a dark environment.
  • the voice transceiver 124 can relay voice transmission and reception between the user and the safety manager.
  • the user's wired handset and the voice transceiver 124 are connected through a connection cable connected between the measurement means unit 120 and the main body unit 110, and the connection cable By transmitting and receiving voice data to the main body 110, smooth voice data transmission and reception between the user and the safety manager can be performed.
  • the user's wired handset is connected to the measuring means unit 120, and the safety manager can transmit and receive voice data with the user through the wired handset connected to the main body unit 110.
  • the measuring means unit 120 performs atmospheric environment measurement, image data collection, lighting irradiation, voice transmission and reception, monitoring, etc., and is connected to the main body unit 110 or the main body unit 110. Measurements can be performed by selecting user-accompanied measurement mode or stand-alone measurement mode through a connected preset user terminal.
  • the measuring means unit 120 when the measuring means unit 120 is in a user-accompanied measurement mode, it can be mounted on a preset part of the user to measure the atmospheric environment of the measurement target location.
  • the measuring means unit 120 can be worn anywhere on the user's body or equipment worn by the user, but if the purpose is to check whether the worker can work in a closed space or underground space, the user It may be ideal to measure the atmospheric environment adjacent to the user's breathing location by combining it with a safety element that protects the user's head.
  • a user health measurement sensor member in the form of a necklace, neck band, or bracelet worn on the user's wrist or neck to measure the user's current blood oxygen concentration, blood oxygen saturation, heart rate, blood pressure, Health data including body temperature and respiratory rate can be collected and transmitted to the measuring means unit 120.
  • the maximum distance between the user health measurement sensor member and the measuring means 120 does not exceed 2 m, user health data can be transmitted to the measuring means 120 using wireless communication.
  • a user health abnormality notification signal may be transmitted to the control unit 150.
  • the pre-stored normal range can be stored as blood oxygen concentration of 95 to 100%, blood oxygen saturation of 95% or more, heart rate of 60 to 100 BPM, blood pressure of 80 to 120 mmHg, body temperature of 36 to 37.5°C, and respiratory rate of 18 times/min.
  • the health measurement sensor and normal range can be added or subtracted and stored depending on the work environment or the health condition of the user wearing it.
  • the standard range of heart rate is set narrower to between 70 and 90 BPM, and if the average blood pressure is 100 mmHg, the normal range of blood pressure is 90 to 110 mm Hg.
  • the user's health status is normal based on a normal range narrower than the existing normal range.
  • the measuring means unit 120 is attached to the user's body by combining a moving member capable of remote control and direction change movement, so rather than moving the position and measuring according to the user's movement, the measuring means unit 120 moves the position alone and waits.
  • a standalone measurement mode that performs environmental measurements can be provided.
  • the moving member may receive power from the main body 110 and receive a remote control signal transmitted from the user terminal.
  • the moving member includes four wheels, an electric motor that rotates the wheel in response to electricity supply, a coupling portion coupled to the measuring means unit 120, a remote control signal receiver that receives the remote control signal, and the It may include a wheel controller that changes direction and moves the wheels forward and backward according to signals received from the remote control signal receiver.
  • the moving member when water more than 20 cm high is accumulated on the floor in the working environment, the moving member is a ship-shaped body with buoyancy so that it can float on the water, a motor equipped with a plurality of propellers that provide moving power, and the measurement. It may include a coupling part coupled to the means 120, a remote control signal receiver, and a propeller controller that controls the propeller rotation direction and rotation speed to perform forward and backward movement and direction movement according to the signal received from the remote control signal receiver. .
  • the measuring means unit 120 when coupled to a moving member, supplies power, transmits and receives data, and retrieves the cable in case of emergency through a connection cable connected from the main body unit 110. Recovery, etc. can be performed.
  • the length of the cable between the measuring means unit 120 and the main body unit 110 can be adjusted to correspond to the enclosed space or underground space where the atmospheric environment is measured.
  • the real-time image captured through the image capture unit 122 is output to the screen display unit 140 or output to the user terminal to move the measurement means unit 120. can do.
  • the ventilation unit 130 calculates whether ventilation is performed, the supply/exhaust flow rate, and the supply/exhaust time in response to the atmospheric environment information measured by the measurement means unit 120 in the preset enclosed space that is the oxygen concentration measurement location. can be performed.
  • the ventilation unit 130 can measure oxygen concentration even in places other than the preset closed space, and since the place where oxygen concentration measurement is required is generally a closed space, it can be expressed as a preset closed space.
  • the ventilation unit 130 is made of a pipe-shaped device capable of supplying and exhausting air, and can receive power from the main body 110.
  • the preset closed space is a space that is closed for a long time or where ventilation is performed, such as the inside of a manhole, a sewage treatment facility, a waste storage area in a pig or livestock farm, a concrete curing site at a construction site, a storage tank at a relay pump station, a water pipe, or a sewage pipe. It may mean a space that is difficult and has a high risk of harmful gases.
  • the ventilation unit 130 can determine the ventilation performance standard when the atmospheric environment data in a preset closed space, which is a space where atmospheric environment data is collected by the measuring means unit 120, is outside the preset normal range. there is.
  • the preset normal range may mean the standard value range for each item of the atmospheric environment measurement value measured through the atmospheric environment measurement unit 121.
  • N may mean ventilation time (minutes)
  • V may mean the volume of the atmospheric environment measurement location
  • ACH may mean the air exchange rate per hour.
  • the volume of the atmospheric environment measurement location is determined by selecting the shape (rectangular, cylindrical, combined type) of the atmospheric environment measurement location through a preset user terminal or safety manager terminal communicated with the main body 110, and each shape If you input the dimension value according to , the ventilation unit 130 can automatically calculate the volume.
  • the atmospheric environment measurement location is a square
  • the shape of the atmospheric environment measurement location is selected as a square on the main body 110
  • a screen for inputting the width, length, and height to calculate the volume is provided to the user or
  • the safety manager can automatically calculate the volume by entering the dimensions in a preset terminal.
  • the air exchange rate per hour refers to the air exchange rate per hour corresponding to the volume of 1 m 3 of the ventilation unit 130 and can be calculated in inverse proportion to the previously calculated volume.
  • the air exchange rate per hour (ACH) corresponding to the volume of 1 m 3 of the ventilation unit 130 is 6000, and the volume (V) of the ventilation object calculated from the preset user is calculated to be 300 m 3
  • the air exchange rate per hour (ACH) can be calculated as 20 times.
  • the ventilation unit 130 can calculate the explosion risk of a preset enclosed space according to the following [Equation 2] and transmit it to the screen display unit 140.
  • E w is the explosion risk
  • O c is the oxygen concentration
  • H c is the hydrogen sulfide concentration
  • I d is the weight of the distance to the sensing metal
  • E n is the number of entrances to the confined space
  • E s is the diameter of the entrance to the confined space.
  • the explosion risk (E w ) is expressed in percentage (%), the oxygen concentration (O c ) is %, the hydrogen sulfide concentration (H c ) is ppm, and the entrance diameter of the enclosed space (E s ) is mm. It can be calculated based on the unit.
  • the distance weight (I d ) to the detected metal is determined by determining whether it is metal through a metal detection device provided in the ventilation unit 130, calculating the distance to the object determined to be metal, and weighting it according to the distance. can be given.
  • the distance weight (I d ) to the sensing metal may be given a weight value according to [Table 1] below.
  • the explosion risk (E w ) is calculated by reflecting [Table 1] given the distance weight (I d ) to the detected metal, and the metal detector that calculates the distance to the detected metal is the measuring means unit. It can be provided at (120).
  • the explosion risk (E w ) is proportional to the concentration of a specific component among the atmospheric environment data through the measuring means unit 120 and the distance to the detected metal, and is proportional to the entrance or exit of the space or enclosed space to be measured. It can be calculated as a percentage in inverse proportion to the number and entrance diameter.
  • the explosion risk (E w ) can be calculated as 75%.
  • the sizes of the entrances and exits are different, it can be calculated by adding the entrances and exits of each enclosed space. For example, under the above conditions or if there are three entrances to the confined space, the diameter of two entrances (E s ) is 300 mm, the diameter of one entrance (E s ) is 500 mm, and the remaining conditions are the same, the explosion risk (E w ) can be calculated to be about 81.81%.
  • the explosion risk (E w ) can be displayed as a maximum of 100% even if the value calculated using [Equation 2] exceeds 100, and is the standard explosion risk for the user to transmit an explosion risk notification ( E w ) can be set.
  • the notification can be transmitted to the user terminal of the user and safety manager registered in the main body 110 through the control unit 150, and the explosion risk alarm sound provided inside the main body 110 is activated at the same time. User safety can be ensured.
  • the screen display unit 140 may display data collected by the measuring means unit 120 on a display provided on one side of the main body unit 110.
  • the screen display unit 140 may be provided on the top or side of the main body 110 and may output a screen corresponding to the signal received from the control unit 150.
  • an image output from the user terminal connected to the main body 110 can be played on the screen display unit 140.
  • the control unit 150 may perform lighting control, determine sensor failure, and transmit a notification to the preset user terminal in response to the atmospheric environment measurement information collected by the measuring means unit 120.
  • control unit 150 if the communication connection with the terminal of the user and safety manager pre-stored in the main body 110 is not registered within 10 minutes after the initial power supply, the screen display unit 140 A signal can be transmitted to display a screen indicating non-registration and standby mode.
  • any of the air environment items measured through the air environment measurement unit 121 in the measuring means unit 120 exceeds the standard value, a risk classification and risk display corresponding to the percentage of the exceeded standard value are performed on the main body. It can be controlled to send a notification of exceeding the standard value to the user terminal and the safety manager terminal connected to (110), display items exceeding the standard value on the screen display unit 140, and display the sensing value.
  • control unit 150 can set the error range between the standard value and the measured value for each item to between 5% and 20% and determine whether the standard value is exceeded by reflecting the sensor measurement error.
  • control unit 150 controls the image capture unit among the lights in the lighting unit 123 for smooth movement when the measuring means unit 120 measures the atmospheric environment in an enclosed space or an underground space in the single measurement mode.
  • the video recording device of (122) is controlled to emit light only from the lights located in the direction it is facing, or in a situation where the user or worker has to go to retrieve the moving member due to damage or overturning, all lights in the lighting unit (123) are turned on for 0.5 seconds.
  • the lighting unit 123 can be controlled to emit light irregularly at intervals of 2 to 2 seconds so that it can be easily found.
  • the control unit 130 receives a signal from the safety manager's terminal connected to communication through the main body unit 110 and deactivates the explosion risk notification. This allows you to control the notification so that it does not continue to sound even after the user leaves the work range.
  • the oxygen collection system and method for measuring oxygen concentration supplies power to parts such as the measurement means, ventilation unit, screen display unit, and control unit of the lower components through the main body connected to communication with the terminal of the user or safety manager.
  • Power is supplied from the main body to power the measuring unit, ventilation unit, screen display unit, and control unit, and the measuring unit can perform atmospheric environment, video, lighting irradiation, voice transmission/reception relay, and sensor monitoring.
  • the measuring unit can perform atmospheric environment, video, lighting irradiation, voice transmission/reception relay, and sensor monitoring.
  • an abnormality notification can be immediately sent to the control unit to prevent safety accidents.
  • a remote controllable movable member is attached and only the measuring unit is moved to the relevant location to measure the atmospheric environment, and lighting and video recording equipment are used.
  • the current location of the measurement unit and the atmospheric environment by location can be collected.
  • it determines whether or not to ventilate the space where oxygen concentration is measured through the ventilation unit, performs ventilation through supply or exhaust air for a preset time, and calculates the risk of explosion using the atmospheric environment data measured by the measurement unit. If the risk of explosion exceeds the standard value, the occurrence of safety accidents can be minimized by sending an explosion risk notification to users and safety managers through the control unit.
  • the present invention by sensing the atmospheric environment using a plurality of sensors, it is possible to prevent suffocation accidents by determining whether the environment is suitable for work before the user enters.
  • the administrator and the user's terminal are connected to wireless or wired communication, so that in the event of an accident, all users are notified through the control unit, allowing workers to respond quickly and minimizing damage in the event of an accident.

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Abstract

La présente invention comprend : une unité de corps principal qui distribue de l'énergie après l'établissement d'une connexion de communication à des terminaux de gestionnaire d'utilisateur et de sécurité préstockés ; une unité de moyen de mesure qui collecte des données d'environnement atmosphérique dans un espace prédéfini à l'aide d'un moyen de mesure d'environnement atmosphérique ; une unité de ventilation qui, en réponse à des informations d'environnement atmosphérique mesurées par l'unité de moyen de mesure dans un espace hermétique prédéfini, réalise une ventilation en calculant s'il faut effectuer une ventilation ou non, des débits d'alimentation et d'échappement d'air, et des temps d'alimentation et d'échappement d'air ; une unité d'affichage à écran qui affiche des données prédéfinies sur un affichage disposé sur une surface de l'unité de corps principal ; et une unité de commande qui réalise une commande d'éclairage et une transmission de notification en réponse à des informations de mesure d'environnement atmosphérique collectées par l'unité de moyen de mesure.
PCT/KR2023/011994 2022-09-14 2023-08-11 Système de collecte d'oxygène pour mesurer la concentration en oxygène WO2024058437A1 (fr)

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