CN107300606A - A kind of gas-detecting device and detection method - Google Patents
A kind of gas-detecting device and detection method Download PDFInfo
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- CN107300606A CN107300606A CN201710617573.2A CN201710617573A CN107300606A CN 107300606 A CN107300606 A CN 107300606A CN 201710617573 A CN201710617573 A CN 201710617573A CN 107300606 A CN107300606 A CN 107300606A
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- 238000001514 detection method Methods 0.000 title claims abstract description 21
- 238000004891 communication Methods 0.000 claims abstract description 58
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- 238000005516 engineering process Methods 0.000 abstract description 3
- 239000007789 gas Substances 0.000 description 64
- 230000006870 function Effects 0.000 description 7
- 230000000694 effects Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000012544 monitoring process Methods 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- 241001269238 Data Species 0.000 description 2
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 2
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 2
- OSVXSBDYLRYLIG-UHFFFAOYSA-N dioxidochlorine(.) Chemical compound O=Cl=O OSVXSBDYLRYLIG-UHFFFAOYSA-N 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 230000036541 health Effects 0.000 description 2
- LELOWRISYMNNSU-UHFFFAOYSA-N hydrogen cyanide Chemical compound N#C LELOWRISYMNNSU-UHFFFAOYSA-N 0.000 description 2
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 2
- 241000894007 species Species 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
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- 239000004215 Carbon black (E152) Substances 0.000 description 1
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- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- 239000004155 Chlorine dioxide Substances 0.000 description 1
- 206010011906 Death Diseases 0.000 description 1
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- 230000008859 change Effects 0.000 description 1
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- DMBHHRLKUKUOEG-UHFFFAOYSA-N diphenylamine Chemical compound C=1C=CC=CC=1NC1=CC=CC=C1 DMBHHRLKUKUOEG-UHFFFAOYSA-N 0.000 description 1
- 238000002224 dissection Methods 0.000 description 1
- 230000005059 dormancy Effects 0.000 description 1
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Classifications
-
- 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
- G01N33/0004—Gaseous mixtures, e.g. polluted air
- G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
- G01N33/0062—General constructional details of gas analysers, e.g. portable test equipment concerning the measuring method, e.g. intermittent, or the display, e.g. digital
- G01N33/0063—General constructional details of gas analysers, e.g. portable test equipment concerning the measuring method, e.g. intermittent, or the display, e.g. digital using a threshold to release an alarm or displaying means
-
- 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
- G08B21/04—Alarms for ensuring the safety of persons responsive to non-activity, e.g. of elderly persons
- G08B21/0407—Alarms for ensuring the safety of persons responsive to non-activity, e.g. of elderly persons based on behaviour analysis
- G08B21/0415—Alarms for ensuring the safety of persons responsive to non-activity, e.g. of elderly persons based on behaviour analysis detecting absence of activity per se
-
- 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
- G08B21/04—Alarms for ensuring the safety of persons responsive to non-activity, e.g. of elderly persons
- G08B21/0407—Alarms for ensuring the safety of persons responsive to non-activity, e.g. of elderly persons based on behaviour analysis
- G08B21/043—Alarms for ensuring the safety of persons responsive to non-activity, e.g. of elderly persons based on behaviour analysis detecting an emergency event, e.g. a fall
-
- 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
- G08B21/14—Toxic gas alarms
-
- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
Abstract
The invention discloses a kind of gas-detecting device and detection method, it is related to gas detection technology field.The gas-detecting device includes：Microcontroller；The gas sensor detected to gas concentration, the gas sensor is connected by A/D sensors with the microcontroller；To human body attitude information obtain nine axle attitude transducers of identification, the nine axles attitude transducer is connected with the microcontroller；To the wireless communication module of data communication, the wireless communication module is connected with the microcontroller；Intrinsic safety electric source module, is connected with the microcontroller, and power supply is provided for the gas-detecting device；Wherein, the microcontroller, which is obtained, determines precarious position information after the human body attitude information, produce alarm signal according to the precarious position information and carried out data transmission by the wireless communication module, realize timely early warning.The present invention can be obtained and recognized to the posture of user, and pre-warning signal is transmitted in time, be conducive to rescue in time.
Description
Technical field
The present invention relates to gas detection technology field, more particularly to a kind of gas-detecting device and detection method.
Background technology
Gas-detecting device is a kind of instrument and meter instrument for testing and analyzing gas leakage concentration, and the device is by by gas
The physics of sensor collection or chemical non-electrical signal are converted into electric signal, then whole to being carried out with power on signal by external circuit
The processing such as stream, filtering, and by the signal after these processing, show gas concentration information and control corresponding module to realize gas report
The concrete functions such as alert, record, analysis.
Gas analyzing apparatus can detect hydrogen sulfide, carbon monoxide, oxygen, sulfur dioxide, hydrogen phosphide, ammonia, nitrogen dioxide,
The multiple gases such as hydrogen cyanide, chlorine, chlorine dioxide, ozone and fuel gas.Colliery, mine, municipal administration, chemical industry, refinery, Accumulation of Hydrocarbon
Many industries such as production scene, industry, steel, Furniture manufacturing are required for detecting different types of gas, detect explosive gas, have
Poisonous gas, escaping gas, to reach that safety in production, health are produced.
Due to the complexity of gas site environment, especially in the presence of gas burst, the environment of toxic gas leakage hidden danger,
Production operation and patrol officer enter or are in the gas scene and there is the health even threat of life.Conventional portable and hand
Hold formula gas-detecting device function single, general only display gas concentration, and carry out local record storage, exceeded rear alarm.Pass
System hand-held gas-detecting device typically can only carry out voice report using talk back equipment by Field Force or video monitoring enters
Row understands, and when danger occurs, user, which is eager to run, to flee for life, and may be called for help with intercom no time；Or work as gas
When body sensor failure or failure, in fact it could happen that user has found the feelings that gas leakage but detection means can not be detected
Condition, now user be possible to fall in a swoon, it is impossible to real-time transmission information alarm, also a line scene can not just be made and accurately sentence
Disconnected, effectively disposal and rescue in time.
The content of the invention
The present invention provides a kind of gas-detecting device and detection method, can obtain the attitude information of identification user, from
And judge whether the state of user is safe, and pre-warning signal is transmitted in time.
On the one hand, to achieve the above object, the invention provides a kind of gas-detecting device, including：
Microcontroller；
The gas sensor detected to gas concentration, the gas sensor passes through A/D sensors and the micro-control
Device connection processed；
To human body attitude information carry out obtain identification nine axle attitude transducers, the nine axles attitude transducer with it is described micro-
Controller is connected；
To the wireless communication module of data communication, it is connected with the microcontroller；
Intrinsic safety electric source module, is connected with the microcontroller, and power supply is provided for the gas-detecting device；
Wherein, the microcontroller, which is obtained, determines precarious position information after the human body attitude information, according to the danger
Status information produces alarm signal and carried out data transmission by the wireless communication module, realizes timely early warning.
Further, in addition to data the bluetooth communication being transmitted, the bluetooth communication with it is described micro-
Controller is connected.
Further, in addition to NB-IOT transport modules, the NB-IOT transport modules are connected with the microcontroller.
Further, in addition to phonetic order the sound identification module being identified, the sound identification module and institute
State microcontroller connection.
Further, in addition to alarm drive circuit module, the alarm drive circuit module connects with the microcontroller
Connect.
Further, the satellite positioning module of acquisition user's positional information, the satellite positioning module and institute are included
State microcontroller connection.
Further, in addition to gas sensor use time the timing module of timing, the timing module point are carried out
It is not connected with the gas sensor and the microcontroller.
Further, in addition to data the FLASH memory stored, the FLASH memory and the micro-control
Device connection processed.
On the other hand, the invention provides the detection method of above-mentioned gas detection means, including：
Obtain gas concentration data and/or human body attitude information；
Precarious position information is determined according to the gas concentration data and/or human body attitude information；
According to the precarious position information, alarm signal is produced；
The alarm signal is wirelessly transmitted to Surveillance center, so as to timely early warning and disposal.
Further, in addition to：
Obtain user's positional information；
User's positional information is wirelessly transmitted to Surveillance center, so as to rescue in time.
The one or more technical schemes provided in the embodiment of the present invention, have at least the following technical effects or advantages：
1st, gas-detecting device provided in an embodiment of the present invention, including：Microcontroller；The gas detected to gas concentration
Body sensor, the gas sensor is connected by A/D sensors with the microcontroller；Human body attitude information is obtained
Nine axle attitude transducers of identification, the nine axles attitude transducer is connected with the microcontroller；To the nothing of data communication
Line communication module, the wireless communication module is connected with the microcontroller；Intrinsic safety electric source module, connects with the microcontroller
Connect, power supply is provided for the gas-detecting device；Wherein, the microcontroller, which is obtained, determines danger after the human body attitude information
Status information, produces alarm signal according to the precarious position information and is carried out data transmission by the wireless communication module,
Realize timely early warning.Due to the posture of user is obtained and recognized using nine axle attitude transducers, so as to judge to use
Whether the state of person is safe, and carries the information to Surveillance center in time by wireless communication module, so that the very first time is to danger
Anticipation is made, is conducive to rescue in time, it is to avoid the generation or the dangerous expansion of reality of potential danger.
2nd, the detection method of gas-detecting device provided in an embodiment of the present invention, including：Obtain gas concentration data and/or
Human body attitude information；Precarious position information is determined according to the gas concentration data and/or human body attitude information；According to the danger
Dangerous status information, produces alarm signal；The alarm signal is wirelessly transmitted to Surveillance center, so as to timely early warning and disposal,
Be conducive to rescue in time, improve the use safety coefficient of gas-detecting device.
Brief description of the drawings
Fig. 1 is the structural representation of gas-detecting device provided in an embodiment of the present invention；
Fig. 2 is the detection method schematic diagram of gas-detecting device provided in an embodiment of the present invention.
In figure, 1- microcontrollers, 2- intrinsic safety electric source modules, 3- wireless communication modules, 4- bluetooth communications, 5-FLASH
Memory, 6- MIM message input modules, 7- sound identification modules, 8- alarm drive circuit modules, 9- display modules, 10- satellites
Position module, 11-NB-IOT transport modules, the axle attitude transducers of 12- nine, 13-A/D sensors, 14- flash lamp alarm modules, 15-
Voice alarm module, 16- vibration alarming modules, 17- gas sensors, 18- timing modules.
Embodiment
The embodiment of the present invention provides a kind of gas-detecting device and detection method, can obtain the posture letter of identification user
Breath, so as to judge whether the state of user is safe, and transmits pre-warning signal, in order to make anticipation to danger, favorably in time
In timely rescue.
The terms "and/or", only a kind of incidence relation for describing affiliated partner, represents there may be three kinds of passes
System, for example, A and/or B, can be represented：Individualism A, while there is A and B, these three situations of individualism B.In addition, herein
Middle character "/", it is a kind of relation of "or" to typically represent forward-backward correlation object.
Referring to Fig. 1, the embodiments of the invention provide a kind of gas-detecting device, including：
Microcontroller 1；
The gas sensor 17 detected to gas concentration, the gas sensor 17 passes through A/D sensors 13 and institute
Microcontroller 1 is stated to connect；
To human body attitude information obtain nine axle attitude transducers 12 of identification, the nine axles attitude transducer 12 and institute
Microcontroller 1 is stated to connect；
To the wireless communication module 3 of data communication, it is connected with the microcontroller 1；
Intrinsic safety electric source module 2, is connected with the microcontroller 1, power supply is provided for the gas-detecting device；
Wherein, the microcontroller 1, which is obtained, determines whether user is in the hole after the human body attitude information, and
Carried out data transmission by the wireless communication module 3, realize timely early warning.
In the present embodiment, the microcontroller 1 (MCU) uses low-power consumption ARM core microprocessors, the type of microcontroller 1
Number optional STM32F103R8T6, STM32L152C8T6 or STM32F107Rx.
The A/D sensors 13 can gather the voltage signal of multipath gas sensor processing using 24 A/D sensors,
The voltage signal that gas sensor is detected is converted to data signal and is sent to microcontroller 1.The model of A/D sensors 13 can
Select AD7799, AD7793, AD7705, MCP3421 or TM7707.
It is preferred that, the model SX1278LORA of wireless communication module 3.The communication of data is realized especially by the following manner
Transmission：
Radio communication base station is being set up near Surveillance center on high building, base station is serviced by network connection to Surveillance center
Device.High-performance wireless spread spectrum communications links are established, 10km can be reached over long distances, low-power consumption, low rate 3kbps LPWAN
Arrowband wan communication.Wireless communication module 3 uses existing advanced Internet of Things LPWAN arrowbands wan communication standard, uses
The exempting from of ISM organization prescribeds authorizes free public frequency band, with super low-power consumption, the characteristics of long haul communication.Microcontroller 1 passes through
The startup of SPI data-interfaces control wireless communication module 3, dormancy, transmission data, wireless communication module 3 are received and touched after data
Send out microcontroller 1 and carry out dissection process.Realize between gas analyzing apparatus terminal stand-alone and Surveillance center, terminal stand-alone and list
Interconnected between machine, transmit data, realize communication, meet onsite application terminal monomer and Surveillance center's real-time sharing data,
Realtime Alerts, fast decision-making, the practical application request quickly disposed.
In the present embodiment, the use of the nine axles attitude transducer 12 single-chip MEMS sensor, built-in three axis accelerometer,
Nine sensors such as three-axis gyroscope, three axle telluric magnetic forces, can obtain the attitude datas such as meter step, posture, speed, direction, output
The status information such as stand, walk, running, lying low, falling.It is preferred that, it is preferred that the model of nine axle attitude transducers 12
MPU9250。
In the present embodiment, the intrinsic safety electric source module 2 has intrinsic safety multistage protection circuit, with charge-discharge circuit, protection
Excessively stream, overvoltage, overcharge, stable direct current 5VDC and 3.3VDC is provided for other modules of gas-detecting device.
In the present embodiment, the gas-detecting device also includes bluetooth communication 4, the bluetooth communication 4 and institute
State microcontroller 1 to connect, for carrying out data transmission.The bluetooth communication 4 uses low-power consumption bluetooth 4.2BLE agreements, tool
There are principal and subordinate's one, broadcast and point communications functionality.Specifically, the bluetooth communication 4 is connected with mobile control terminal,
Bluetooth communication is carried out, parameter setting and enquiry of historical data are carried out using mobile control terminal, can also be in mobile control terminal
On see the posture picture of user, realize man-machine interaction.The mobile control terminal is the intelligence with radio communication function
Terminal, includes but is not limited to：Smart mobile phone and tablet personal computer.Model optional HC-6CC2540, CC2541 of bluetooth communication 4
Or ESP32.
Further, the gas-detecting device also includes NB-IOT transport modules 11, the NB-IOT transport modules 11
It is connected with the microcontroller 1.The NB-IOT transport modules 11 are open-ended Internet of Things communication module, make mobile control eventually
Communication link of the end with redundancy, adds the reliability of communication data.
In the present embodiment, the gas-detecting device also includes sound identification module 7, the sound identification module 7 and institute
Microcontroller 1 is stated to connect.The sound identification module 7 uses nonspecific voice command recognition, so as to carry out the reality of corresponding function
It is existing, for example：Voice command is said " gas concentration ", gas-detecting device voice broadcast current gas species and concentration data, is exempted from
Go to check on a display screen, enhance interactivity.In another example：Voice command says " concentration over-standard " or " dangerous " or " gas
The similar word such as leakage " or " help ", sound identification module 7 sends information to microcontroller 1, microcontroller after being identified
1 transmits information to Surveillance center by wireless communication module 3, realizes the function to Surveillance center's critical alarm, with intercom
Compare, improve message data rate and user experience.The optional LD3320 of model of sound identification module 7 or
WTK6900B02。
In the present embodiment, the gas-detecting device also includes alarm drive circuit module 8, the alarm drive circuit mould
Block 8 is connected with the microcontroller 1.When the gas concentration information that the microcontroller 1 is obtained is exceeded, microcontroller 1 is controlled
The alarm drive circuit module 8 is alarmed.It is preferred that, the alarm drive circuit module 8 connects flash lamp alarm respectively
Module 14, voice alarm module 15 and vibration alarming module 16, can separately or concurrently realize sound, light, vibration alarming.Wherein, institute
State flash lamp alarm module 14 and use LED flash, and can use a variety of different colours, for example, red, green, blue etc., according to alarm
Rank and setting, can constitute arbitrary hue, different brightness, the warning effect of different frequency.Voice alarm module 15 is using advance
The high tone quality MP3 audios of recording, can be achieved any voice, the alarm of police whistle sound, can set different volumes, different audio contents,
Easily change, is adapted to individual demand.Vibration alarming module 16 realizes vibrating effect using vibrating motor.Voice alarm module 15
With vibration alarming module 16 user can be avoided not see that prompting user endangers in time by sound and/or vibration during flashing light alarm
Dangerous situation condition.
In the present embodiment, the gas-detecting device also include satellite positioning module 10, the satellite positioning module 10 with
The microcontroller 1 is connected.Wherein, the satellite positioning module 10 is used to obtain user's positional information, and is used described
Person's positional information is sent to microcontroller 1, and microcontroller 1 is transmitted user's positional information to prison by wireless communication module 3
Control center, so that Surveillance center obtains user's positional information in time when facing a danger situation, so as to find user in time
And dangerous situation is disposed, it is to avoid danger occurs.The satellite positioning module 10 can use all GPS, BD satellite positioning modules,
Such as：U-BLOX NEO-7M-0-000GPS modules, SIM868 modules.It is preferred that, using GPS/BD bimodulus navigation positioning modules, room
Can obtain outside GPS/ big-dipper satellites positioning data, strong applicability, such as：UM220-III NL BD2+GPS bimodulus locating modules.
In the present embodiment, the gas-detecting device also include timing module 18, the timing module 18 respectively with it is described
Gas sensor 17 and the microcontroller 1 are connected, the service life for recording the gas sensor 17.Timing module 18
Function with timing and countdown, can begin to use time and/or residual life time to count gas sensor 17
When and/or countdown, so as to be alarmed before the end-of-life of gas sensor 17, so as to replacing in time.It is preferred that, the meter
When module 18 model PCF8563T or DS3231.
In the present embodiment, the gas-detecting device also include FLASH memory 5, the FLASH memory 5 with it is described
Microcontroller 1 is connected, for data storage.
In the present embodiment, in addition to MIM message input module 6, described information input module 6 is connected with the microcontroller 1.
Described information input module is keyboard input module and/or touch-screen input module, passes through keyboard input module and/or touch-screen input
Module inputs information, carries out data query.The keyboard input module can use 4 keys, and each key can correspond to a variety of modes of operation
Form multiplexing, for example, click, double-click, double hit, long-press etc..
In the present embodiment, the gas-detecting device also includes display module 9, the display module 9 and the microcontroller
Device 1 is connected, for showing various information datas, for example：Gas concentration data, user's positional information, environmental status data, people
Body attitude information data, critical alarm data etc..It is preferred that, the display module 9 is shown using low temperature resistant, highlighted OLED
Screen, also can clearly check data in the sun.
The course of work of the gas-detecting device provided below the present embodiment is described in detail.
In use, the gaseous species gathered as needed select the gas sensor 17 of one or more different accuracies.Make
When the hand-held gas-detecting device of user is detected, the standing, walking, race of user is recognized by nine axle attitude transducers 12
The posture such as walk, lie low, falling, the precarious position of attitude information is confirmed by microcontroller 1, occur poisoning fall or
Critical alarm is sent to Surveillance center by wireless communication module 3 during the precarious positions such as fast run, Surveillance center is in time to existing
Field situation is confirmed or sent someone rescue, while controlling alarm drive circuit module 8 to be alarmed, reminds live other staff to have
Dangerous situation occurs；Also directly attitude information can be transmitted to Surveillance center by wireless communication module 3, so as to further to making
Whether user is in a safe condition to be confirmed.If user has fallen in a swoon, can also be obtained by satellite positioning module 10 makes
The positional information of user, is rescued in time.
Gas concentration data, user's positional information, environmental status data, human body can be realized by wireless communication module 3
The high-speed traffic transmission of attitude information data, critical alarm data etc., data transmission period is less than 100ms.Surveillance center also may be used
With Reverse Turning Control gas-detecting device terminal, arrange parameter changes function.
On the other hand, the present embodiment additionally provides a kind of detection method of gas-detecting device, as shown in Fig. 2 including：
Step S110：Obtain gas concentration data and/or human body attitude information；Specifically, gas sensor 17 is passed through
Detection gas concentration Data Concurrent delivers to microcontroller 1, detects human body attitude information by nine axle attitude transducers 12 and sends
To microcontroller 1.
Step S120：Precarious position information is determined according to the gas concentration data and/or human body attitude information；
Specifically, microcontroller 1 obtains and determines whether user pacifies after gas concentration data and/or human body attitude information
Entirely, the precarious position information refers to that user is likely to be at the information of precarious position, for example：The exceeded information of gas concentration,
Run attitude information, tumble attitude information etc..
Step S130：According to the precarious position information, alarm signal is produced；
Specifically, alarm signal is produced if microcontroller 1 gets precarious position information, if what is obtained is to make
The security information such as the normal walking of user, then do not produce alarm signal.
Step S140：The alarm signal is wirelessly transmitted to Surveillance center, so as to timely early warning and disposal.It is specific and
Speech, microcontroller 1 is transmitted alarm signal to monitoring central server by wireless communication module 3.
Further, the detection method of the present embodiment also includes：
Obtain user's positional information；Specifically, the positional information of user is followed the trail of simultaneously by satellite positioning module 10
Send to microcontroller 1.
User's positional information is wirelessly transmitted to Surveillance center, so as to rescue in time.Specifically, microcontroller
1 is transmitted user's positional information to monitoring central server by wireless communication module 3, to confirm in time to danger
And disposal.
The detection method of the present embodiment is described in detail below by a specific example.
The gas-detecting device that refinery factory staff wears the present embodiment enters scene, the collection refinery of gas sensor 17
The current H of factory2S (hydrogen sulfide) gas concentration is 0, and when reaching near certain pipeline valve, detection means concentration over-standard is alarmed, concentration numbers
According to 3ppm is shown as, staff is run immediately to be withdrawn, and nine axle attitude transducers 12 collect posture of running and sent to microcontroller
Device 1；Microcontroller 1 is precarious position information according to the gas concentration data and posture of running of acquisition, and is determined to be danger
Situation；Microcontroller 1 produces alarm signal；And by position residing for the alarm signal, gas concentration data, data of running, workman
Confidence breath is wirelessly transmitted to Surveillance center；Surveillance center controls to close gas pipeline valve immediately, arranges emergency evacuation, and starting should
Anxious prediction scheme.
The one or more technical schemes provided in the embodiment of the present invention, have at least the following technical effects or advantages：
1st, gas-detecting device provided in an embodiment of the present invention, including：Microcontroller；The gas detected to gas concentration
Body sensor, the gas sensor is connected by A/D sensors with the microcontroller；Human body attitude information is obtained
Nine axle attitude transducers of identification, the nine axles attitude transducer is connected with the microcontroller；To the nothing of data communication
Line communication module, the wireless communication module is connected with the microcontroller；Intrinsic safety electric source module, connects with the microcontroller
Connect, power supply is provided for the gas-detecting device；Wherein, the microcontroller, which is obtained, determines danger after the human body attitude information
Status information, produces alarm signal according to the precarious position information and is carried out data transmission by the wireless communication module,
Realize timely early warning.Due to the posture of user is obtained and recognized using nine axle attitude transducers, so as to judge to use
Whether the state of person is safe, and carries the information to Surveillance center in time by wireless communication module, so that the very first time is to danger
Anticipation is made, is conducive to rescue in time, it is to avoid the generation or the dangerous expansion of reality of potential danger.
2nd, the detection method of gas-detecting device provided in an embodiment of the present invention, including：Obtain gas concentration data and/or
Human body attitude information；Precarious position information is determined according to the gas concentration data and/or human body attitude information；According to the danger
Dangerous status information, produces alarm signal；The alarm signal is wirelessly transmitted to Surveillance center, so as to timely early warning and disposal,
Be conducive to rescue in time, improve the use safety coefficient of gas-detecting device.
It should be noted last that, above embodiment is merely illustrative of the technical solution of the present invention and unrestricted,
Although the present invention is described in detail with reference to example, it will be understood by those within the art that, can be to the present invention
Technical scheme modify or equivalent substitution, without departing from the spirit and scope of technical solution of the present invention, it all should cover
Among scope of the presently claimed invention.
Claims (10)
1. a kind of gas-detecting device, it is characterised in that including：
Microcontroller；
The gas sensor detected to gas concentration, the gas sensor passes through A/D sensors and the microcontroller
Connection；
To human body attitude information obtain nine axle attitude transducers of identification, the nine axles attitude transducer and the microcontroller
Device is connected；
To the wireless communication module of data communication, it is connected with the microcontroller；
Intrinsic safety electric source module, is connected with the microcontroller, and power supply is provided for the gas-detecting device；
Wherein, the microcontroller, which is obtained, determines precarious position information after the human body attitude information, according to the precarious position
Information produces alarm signal and carried out data transmission by the wireless communication module, realizes timely early warning.
2. gas-detecting device as claimed in claim 1, it is characterised in that the also Bluetooth communication including being transmitted to data
Module, the bluetooth communication is connected with the microcontroller.
3. gas-detecting device as claimed in claim 2, it is characterised in that also including NB-IOT transport modules, the NB-
IOT transport modules are connected with the microcontroller.
4. gas-detecting device as claimed in claim 1, it is characterised in that the also voice including phonetic order is identified
Identification module, the sound identification module is connected with the microcontroller.
5. gas-detecting device as claimed in claim 1, it is characterised in that also including alarm drive circuit module, the report
Alert drive circuit module is connected with the microcontroller.
6. gas-detecting device as claimed in claim 5, it is characterised in that also include the satellite of acquisition user's positional information
Locating module, the satellite positioning module is connected with the microcontroller.
7. gas-detecting device as claimed in claim 1, it is characterised in that also including being carried out to gas sensor use time
The timing module of timing, the timing module is connected with the gas sensor and the microcontroller respectively.
8. gas-detecting device as claimed in claim 1, it is characterised in that also the FLASH including being stored to data is deposited
Reservoir, the FLASH memory is connected with the microcontroller.
9. the detection method of the gas-detecting device as described in one of claim 1-8, it is characterised in that including：
Obtain gas concentration data and/or human body attitude information；
Precarious position information is determined according to the gas concentration data and/or human body attitude information；
According to the precarious position information, alarm signal is produced；
The alarm signal is wirelessly transmitted to Surveillance center, so as to timely early warning and disposal.
10. detection method as claimed in claim 9, it is characterised in that also include：
Obtain user's positional information；
User's positional information is wirelessly transmitted to Surveillance center, so as to rescue in time.
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