KR101852785B1 - Indoor fine dust and safety accident detection device and its system - Google Patents
Indoor fine dust and safety accident detection device and its system Download PDFInfo
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- KR101852785B1 KR101852785B1 KR1020170120974A KR20170120974A KR101852785B1 KR 101852785 B1 KR101852785 B1 KR 101852785B1 KR 1020170120974 A KR1020170120974 A KR 1020170120974A KR 20170120974 A KR20170120974 A KR 20170120974A KR 101852785 B1 KR101852785 B1 KR 101852785B1
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- control unit
- fire
- user terminal
- signal
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- 239000000428 dust Substances 0.000 title claims abstract description 26
- 238000001514 detection method Methods 0.000 title claims description 78
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims abstract description 42
- 239000002131 composite material Substances 0.000 claims abstract description 22
- 229910002092 carbon dioxide Inorganic materials 0.000 claims abstract description 21
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 19
- 229910002091 carbon monoxide Inorganic materials 0.000 claims abstract description 19
- 239000012855 volatile organic compound Substances 0.000 claims abstract description 17
- 239000001569 carbon dioxide Substances 0.000 claims abstract description 16
- 238000004891 communication Methods 0.000 claims abstract description 16
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims abstract description 16
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims abstract description 14
- 238000000034 method Methods 0.000 claims abstract description 9
- 150000001299 aldehydes Chemical class 0.000 claims abstract description 8
- 229910021529 ammonia Inorganic materials 0.000 claims abstract description 7
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 claims abstract description 6
- 239000000126 substance Substances 0.000 claims description 36
- 239000007789 gas Substances 0.000 claims description 31
- 239000000383 hazardous chemical Substances 0.000 claims description 13
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 claims description 9
- 239000000779 smoke Substances 0.000 claims description 7
- MGWGWNFMUOTEHG-UHFFFAOYSA-N 4-(3,5-dimethylphenyl)-1,3-thiazol-2-amine Chemical compound CC1=CC(C)=CC(C=2N=C(N)SC=2)=C1 MGWGWNFMUOTEHG-UHFFFAOYSA-N 0.000 claims description 4
- 150000001298 alcohols Chemical class 0.000 claims description 4
- 150000001875 compounds Chemical class 0.000 claims description 4
- JCXJVPUVTGWSNB-UHFFFAOYSA-N nitrogen dioxide Inorganic materials O=[N]=O JCXJVPUVTGWSNB-UHFFFAOYSA-N 0.000 claims description 4
- 230000001629 suppression Effects 0.000 claims description 3
- 239000011941 photocatalyst Substances 0.000 claims 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 abstract description 4
- 239000000463 material Substances 0.000 abstract 1
- 231100000614 poison Toxicity 0.000 description 5
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 4
- 239000000470 constituent Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000013056 hazardous product Substances 0.000 description 3
- 230000007096 poisonous effect Effects 0.000 description 3
- 239000003440 toxic substance Substances 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 208000008842 sick building syndrome Diseases 0.000 description 2
- 206010000369 Accident Diseases 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000010485 coping Effects 0.000 description 1
- 230000002542 deteriorative effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000003905 indoor air pollution Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 231100000167 toxic agent Toxicity 0.000 description 1
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- 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
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
- G08B17/10—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means
- G08B17/103—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means using a light emitting and receiving device
- G08B17/107—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means using a light emitting and receiving device for detecting light-scattering due to smoke
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
- G08B17/12—Actuation by presence of radiation or particles, e.g. of infrared radiation or of ions
- G08B17/125—Actuation by presence of radiation or particles, e.g. of infrared radiation or of ions by using a video camera to detect fire or smoke
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/02—Alarms for ensuring the safety of persons
- G08B21/12—Alarms for ensuring the safety of persons responsive to undesired emission of substances, e.g. pollution alarms
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/18—Status alarms
- G08B21/182—Level alarms, e.g. alarms responsive to variables exceeding a threshold
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B25/00—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
- G08B25/14—Central alarm receiver or annunciator arrangements
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B5/00—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied
- G08B5/22—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied using electric transmission; using electromagnetic transmission
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Health & Medical Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Electromagnetism (AREA)
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- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Air Conditioning Control Device (AREA)
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Abstract
Description
More particularly, the present invention relates to an apparatus and method for detecting harmful substances in a room and a system thereof, and more particularly, to a system and a method for detecting harmful substances, The present invention relates to a device for detecting indoor harmful substances and a safety accident and a system thereof that enable a safer living by protecting human life and property.
Generally, most of the sensors installed for disaster detection and notification in buildings are capable of responding to fire situations such as heat, smoke, and flame. Most of these sensors are composed of a single sensor that detects one situation, And there are difficulties in responding to complex disasters.
In addition, it is difficult to recognize the disaster situation and to cope with the situation because it is difficult to secure visibility in case of fire or smoke in the event of fire, or in case of darkness due to electricity interruption. It is not a linked system, but only special and individual purpose of disaster detection. Therefore, it takes a lot of cost to build a system, and the burden of system construction is increased because of its low utilization.
Conventionally, in order to effectively detect diverse and complex disasters such as fire, earthquake, and natural disaster, a large number of sensors must be installed on a ceiling in a building, thereby deteriorating the aesthetics of the indoor space.
In order to solve such problems, the present invention detects various harmful substances of human body contained in the air of a room, whether a fire is generated or not, and notifies a user terminal and a control center, thereby protecting the life and property of the human body And to provide a system and a system for detecting a hazardous substance in a room and a safety accident capable of safer living.
In addition, the present invention provides a hybrid module sensor comprising a combination of a harmful substance detection sensor, a fire detection sensor, and a gas detection sensor to detect indoor air quality, indoor air pollution, Apparatus and a system therefor.
It is another object of the present invention to provide an apparatus and method for detecting an indoor hazardous material and a safety accident, which can minimize the damage to life and property of a human body by enabling early coping when a safety accident occurs in a room.
According to an aspect of the present invention, there is provided an apparatus for detecting indoor harmful substances and a safety accident, the apparatus comprising: a sensor for detecting an indoor harmful substance and a safety accident, the sensor including at least one of ultrafine dust, fine dust, volatile organic compounds, carbon monoxide, carbon dioxide, ammonia, formaldehyde, , A composite module sensor that detects light intensity, alcohol, aldehydes, methane, and LPG to generate a sensing signal; A display for displaying data measured by the complex module sensor and setting a reference value of the sensing signal; An alarm unit for sending a warning message when the detection signal exceeds a set value or a reference value; A communication unit for transmitting the detection signal to a user terminal and a control center; When the sensed signal is received and the received sensed signal is analyzed to ascertain whether the amount of change in temperature and humidity rises over a certain range, the hybrid module sensor is controlled to detect the presence or absence of the light quantity, And transmits a fire occurrence signal to the user terminal and the control center when a fire occurs; A noise recognition unit for recognizing an external noise and transmitting the external noise to the control unit to detect whether or not the external intruder intrudes; An upper housing on which the composite module sensor, display, and alarm unit are mounted; And a lower housing having the communication unit and the control unit incorporated therein.
According to an embodiment of the present invention, the composite module sensor includes a hazardous substance detection sensor that transmits a signal to the control unit when the ultrafine dust and the fine dust exceed a set value or 0.003 to 1 mg / m 3. A temperature and humidity sensor for transmitting the temperature and humidity variation to the control unit when the temperature and the humidity change by more than 0.1 ° C / 0.1% RH per set value or second, and a temperature and humidity sensor for detecting the amount of light, A fire detection sensor including a phototransistor sensor for detecting a fire; And a VOCs + CO2 composite sensor to detect the presence and concentration of alcohols, aldehydes, carbon monoxide, carbon dioxide, methane and LPG, a HCHO sensor for detecting the presence and concentration of formaldehyde, And a gas detection sensor including a toxic substance detection sensor for detecting the presence and concentration of nitrogen dioxide, sulfur dioxide, and the like.
According to an embodiment of the present invention, when the carbon monoxide and carbon dioxide contained in the fire smoke are detected from the gas sensing sensor, the controller transmits the sensed information to the user terminal and drives the phototransistor sensor.
According to an embodiment of the present invention, the gas sensing sensor may be configured such that when the detection amount of the VOCs + CO2 composite sensor and the HCHO sensor is detected within a set value or within a range of 0.01 to 100 PPM, or when a carbon monoxide value is detected at a set value or 0.005 PPM or more And transmits the generated detection signal to the control unit.
According to an embodiment of the present invention, the controller interlocks with the apparatus including the air purifier, the air conditioner, and the dehumidifier, and when the detection signal continues to exceed the set value or the reference value, .
According to an embodiment of the present invention, the indoor harmful substance and safety accident detecting device may include an operating unit for setting a setting value or a reference value for sensing whether the compound module sensor is sensed; A camera for acquiring image information about a periphery of the indoor hazardous substance and safety accident detection device under the control of the control unit; And a driving unit for rotating the upper housing to the left and right about the lower housing.
The present invention relates to a composite module sensor which generates a sensing signal by sensing ultrafine dust, fine dust, volatile organic compounds, carbon monoxide, carbon dioxide, ammonia, formaldehyde, temperature, humidity, light amount, alcohol, aldehydes, methane and LPG; A communication unit for transmitting the detection signal to the user terminal and the control center under the control of the control unit; When the sensed signal is received and the received sensed signal is analyzed to ascertain whether the amount of change in temperature and humidity rises over a certain range, the hybrid module sensor is controlled to detect the presence or absence of the light quantity, And transmits a safety occurrence signal according to the occurrence of a fire to the user terminal and the control center when a fire occurs; A noise recognition unit for recognizing an external noise and transmitting the external noise to the control unit to detect whether or not the external intruder intrudes; A user terminal for transmitting the sensing signal by the control unit and displaying numerical information included in the sensing signal to detect indoor air quality, occurrence of fire and gas leakage in real time, and controlling the control unit remotely; And a control center for receiving the positional information of the control unit upon receiving the safety accident occurrence signal, performing a processing operation for fire suppression and gas leakage, and providing process information on occurrence of a safety accident in cooperation with the user terminal. And a control unit.
According to the embodiments of the present invention, various kinds of human harmful substances contained in the air in the room, whether or not a fire is generated, and whether or not a gas is leaked are detected and notified to the user terminal and the control center, There is an effect that safer life can be achieved.
According to the embodiments of the present invention, it is possible to detect indoor air quality, fire occurrence, and gas leakage only at low cost through a composite module sensor constituted of a harmful substance detection sensor, a fire detection sensor and a gas detection sensor have.
BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a schematic view showing an external structure of an indoor harmful substance and a safety accident detecting apparatus according to an embodiment of the present invention;
FIG. 2 is a block diagram illustrating an apparatus for detecting hazardous substances in a room and a safety accident according to an embodiment of the present invention. FIG.
FIGS. 3 and 4 are views showing another embodiment of an indoor poisonous substance and safety accident detecting apparatus according to an embodiment of the present invention,
5 is a block diagram illustrating a system for detecting indoor harmful substances and a safety accident according to an embodiment of the present invention.
Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. In the drawings, the same reference numerals are used to designate the same or similar components throughout the drawings. In the following description of the present invention, a detailed description of known functions and configurations incorporated herein will be omitted when it may make the subject matter of the present invention rather unclear.
In describing the components of the present invention, terms such as first, second, A, B, (a), and (b) may be used. These terms are intended to distinguish the constituent elements from other constituent elements, and the terms do not limit the nature, order or order of the constituent elements. When a component is described as being "connected", "coupled", or "connected" to another component, the component may be directly connected to or connected to the other component, It should be understood that an element may be "connected," "coupled," or "connected."
FIG. 1 is a schematic view showing an external structure of an indoor harmful substance and a safety accident detecting device according to an embodiment of the present invention. FIG. 2 is a schematic view illustrating an indoor harmful substance and a safety accident detecting device according to an embodiment of the present invention. FIG. 5 is a block diagram of a system for detecting indoor harmful substances and accidents according to an embodiment of the present invention. FIG. Fig.
1 and 2, the indoor harmful substance and safety
The
The
Here, the hazardous
At this time, when the detected dust concentration exceeds PM2.5 and below PM10, the harmful
In addition, the
That is, when the change in the temperature and humidity detected by the temperature and humidity composite sensor exceeds the set value or the reference value, the
At this time, the
When the sensed temperature and humidity change by more than 0.1 ° C / 0.1% RH per set value or per second, the
The
Here, the volatile organic compound detection sensor transmits the detected amount of VOCs including alcohols and aldehydes to the
When carbon monoxide and carbon dioxide included in the fire smoke are detected together with the concentration and if the detected values of carbon monoxide and carbon dioxide are more than 0.005PPM, the
delete
delete
delete
The
In addition, the
Here, the reference value data may be applied to each of the sensors constituting the
The
At this time, the
The
The
The
That is, when the detection signal for the air quality of the room exceeding the set value or the reference value is transmitted, the
When the temperature and humidity change signals transmitted from the
The
delete
In addition, numerical information on the concentration of carbon monoxide and carbon dioxide is received from the VOCs + CO2 composite sensor of the
The
That is, the
3 and 4, the indoor harmful substance and safety
Here, the driving
In addition, the
At this time, the
The
In addition, the indoor poisonous substance and safety
As shown in FIG. 5, the indoor harmful substance and safety accident detection system of the present invention includes a
When the sensing signal of the
When the
In addition, the
The
The
It is a matter of course that the indoor harmful substance and safety accident system of the present invention further comprises a database for separately storing data included in the sensing signal of the
In addition, the indoor harmful substance and safety accident system of the present invention may be installed in the
It is to be understood that the terms "comprises", "comprising", or "having" as used in the foregoing description mean that the constituent element can be implanted unless specifically stated to the contrary, And all terms including technical or scientific terms are to be construed as further including other elements unless the context clearly dictates otherwise as generally understood by one of ordinary skill in the art to which this invention belongs. Have the same meaning.
It will be apparent to those skilled in the art that various modifications and variations can be made in the present invention without departing from the spirit or essential characteristics thereof. . Therefore, the embodiments disclosed in the present invention are intended to illustrate rather than limit the scope of the present invention, and the scope of the technical idea of the present invention is not limited by these embodiments. The scope of protection of the present invention should be construed according to the following claims, and all technical ideas within the scope of equivalents should be construed as falling within the scope of the present invention.
110: Composite module sensor 120: Display
130: an alarm unit 140:
150: communication unit 160:
170: camera 180:
Claims (8)
A harmful substance detection sensor for generating a detection signal to the control unit when the ultrafine dust and the fine dust exceed a set value or 0.003 to 1 mg / m 3, and a temperature and humidity set value or 0.1 ° C / 0.1% RH per second And a phototransistor sensor for detecting the presence or absence of a flame or a flame by sensing the amount of light when the amount of change of the temperature and the humidity exceeds a predetermined value, Detection sensors, volatile organic compound detection sensors for detecting the presence and concentration of alcohols, aldehydes, carbon monoxide, carbon dioxide, methane and LPG, HCHO sensors for detecting the presence and concentration of formaldehyde, and the presence and absence of ammonia, nitrogen dioxide, A volatile organic compound detection sensor, and a HCHO sensor, Multiple sensor modules, which, if it detects on the value more than or less than 0.01 ~ 100PPM range, to the value of the carbon monoxide generating a detection signal when the detected or more than the set value 0.005PPM includes a gas detection sensor to be transmitted to the control unit;
A display for displaying data measured by the complex module sensor and setting a reference value of the sensing signal;
An alarm unit for sending a warning message when the detection signal exceeds a set value or a reference value;
A communication unit for transmitting the detection signal to a user terminal and a control center;
When the sensed signal is received and the received sensed signal is analyzed and the amount of change in temperature and humidity rises above a certain range, the hybrid module sensor is controlled to detect presence / And transmits a fire occurrence signal to the user terminal and the control center when a fire occurs. When carbon monoxide and carbon dioxide contained in the fire smoke are detected from the gas detection sensor, the sensor transmits the sensed information to the user terminal and drives the phototransistor sensor A control unit;
An upper housing on which the composite module sensor, display, and alarm unit are mounted; And
And a lower housing in which the communication unit and the control unit are incorporated,
The controller analyzes the detection signal and controls the air cleaner, the air conditioner, and the dehumidifier to be driven when the state exceeds the set value or the reference value. When a fire occurs, there is a person who falls down at the position where the flame or flame occurs Wherein the control unit controls the phototransistor sensor so as to further collect information on whether or not the photocatalyst is contaminated.
In the indoor harmful substance and safety accident detecting device,
An operation unit for setting a set value or a reference value for sensing whether the compound module sensor is sensed;
A camera for acquiring image information about a periphery of the indoor hazardous substance and safety accident detection device under the control of the control unit; And
A driving unit for causing the upper housing to rotate to the left and right about the lower housing;
Further comprising a sensor for detecting the presence of a hazardous substance in the room.
Wherein the indoor hazardous materials and the accident detection device further include a noise recognition unit for recognizing an external noise and transmitting the external noise to the control unit to detect whether or not the intruder is intruding.
A communication unit for transmitting the detection signal to the user terminal and the control center under the control of the control unit;
When the sensed signal is received and the received sensed signal is analyzed to ascertain whether the amount of change in temperature and humidity rises over a certain range, the hybrid module sensor is controlled to detect the presence or absence of the light quantity, When a fire occurs, a safety incident signal is generated according to the occurrence of a fire to the user terminal and the control center. When carbon monoxide and carbon dioxide contained in the fire smoke are detected from the gas detection sensor, the detected information is transmitted to the user terminal The air conditioner, the air conditioner, and the dehumidifier in the case where the state exceeding the set value or the reference value is continued, and when the fire is generated, Information about whether there is a person falling in the phototransistor A control unit for controlling so as to further collected by the sensor;
A noise recognition unit for recognizing an external noise and transmitting the external noise to the control unit to detect whether or not the external intruder intrudes;
A user terminal for transmitting the sensing signal by the control unit and displaying numerical information included in the sensing signal to detect indoor air quality, occurrence of fire and gas leakage in real time, and controlling the control unit remotely; And
A control center for receiving the positional information of the control unit upon receiving the safety accident occurrence signal, performing a processing operation for fire suppression and gas leakage, and providing processing information on a safety accident occurrence in cooperation with the user terminal;
And a system for detecting a hazardous substance in a room and a safety accident.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020170120974A KR101852785B1 (en) | 2017-09-20 | 2017-09-20 | Indoor fine dust and safety accident detection device and its system |
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| Application Number | Priority Date | Filing Date | Title |
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| KR1020170120974A KR101852785B1 (en) | 2017-09-20 | 2017-09-20 | Indoor fine dust and safety accident detection device and its system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110082269A (en) * | 2019-04-28 | 2019-08-02 | 宁波爱立德汽车部件有限公司 | A kind of dust concentration and gas concentration lwevel detect measuring device |
| KR102012621B1 (en) * | 2019-03-19 | 2019-08-20 | 장현실 | Smart Fine dust management and contol system |
| KR102043612B1 (en) * | 2019-03-08 | 2019-11-12 | 주식회사 비쥬드림 | Smart Environmental Sensor Device |
| KR102062051B1 (en) * | 2019-04-16 | 2020-01-03 | 한국종합환경산업(주) | Air conditioning system and its method using multi air quality monitoring device |
| KR20200045236A (en) * | 2018-10-22 | 2020-05-04 | 순천향대학교 산학협력단 | Fire detection device, method and system using sensor for detecting gas |
| KR102204896B1 (en) * | 2020-06-22 | 2021-01-19 | 주식회사 지닉스 | Consumer disaster prevention system using combination sensor |
| KR20210017133A (en) * | 2019-08-07 | 2021-02-17 | 주식회사 프론트유 | Multi-sensor data acquisition and spread devices and safety monitoring systems |
| KR20210068225A (en) * | 2019-11-29 | 2021-06-09 | 린나이코리아 주식회사 | CO concentration detectable range based auto burning-stop device for combustion facilities |
| KR102311141B1 (en) * | 2021-01-15 | 2021-10-12 | 위황 | Smart gas and flame detection system |
| KR20210124020A (en) * | 2020-04-03 | 2021-10-14 | 노진석 | Combination warning apparutus and combination warning system |
| KR20210144170A (en) * | 2020-05-21 | 2021-11-30 | 김정민 | Devices for detecting heat and smoke |
| KR20220081012A (en) * | 2020-12-08 | 2022-06-15 | (주)메티스 | Integrated fire detecting device and fire alarm system therewith |
| KR20220095475A (en) * | 2020-12-30 | 2022-07-07 | 주식회사 쉬프트베리 | Apparatus for predicting fire early |
| WO2023132594A1 (en) * | 2022-01-04 | 2023-07-13 | 주식회사 로제타텍 | Fire detector and fire detector operation method |
| CN117601143A (en) * | 2023-11-23 | 2024-02-27 | 中建新疆建工集团第三建设工程有限公司 | Intelligent inspection robot and method based on multi-sensor fusion |
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