CN108961694A - The non-contact gas monitoring device of stand alone type based on NB-IOT - Google Patents
The non-contact gas monitoring device of stand alone type based on NB-IOT Download PDFInfo
- Publication number
- CN108961694A CN108961694A CN201810995214.5A CN201810995214A CN108961694A CN 108961694 A CN108961694 A CN 108961694A CN 201810995214 A CN201810995214 A CN 201810995214A CN 108961694 A CN108961694 A CN 108961694A
- Authority
- CN
- China
- Prior art keywords
- iot
- master control
- control processing
- processing board
- stand alone
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- 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
- G08B21/16—Combustible gas alarms
-
- 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
- G08B25/01—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium
- G08B25/10—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium using wireless transmission systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
Landscapes
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Computer Networks & Wireless Communication (AREA)
- Emergency Management (AREA)
- Physics & Mathematics (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Business, Economics & Management (AREA)
- Combustion & Propulsion (AREA)
- Chemical & Material Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Toxicology (AREA)
- Computing Systems (AREA)
- Medical Informatics (AREA)
- Signal Processing (AREA)
- Emergency Alarm Devices (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Abstract
The non-contact gas monitoring device of stand alone type that the invention discloses a kind of based on NB-IOT, including master control processing board, laser sensor, signal processing apparatus, acoustic-optic alarm, spacescan device and NB-IOT information carrying means, the present invention is using contactless, without gas chamber, and use lossless passive mounting means, in timing detection cycle, start laser sensor and signal processing apparatus, acquire methane concentration value in surrounding space, directly monitor gas concentration, note abnormalities alarm, it realizes under complex environment for a long time, the gas leakage of long range monitors, outside timing detection cycle, all other device is in a dormant state, reduce Overall Power Consumption, has the characteristics that low-power consumption, the longest duty cycle was up to 5 years.
Description
Technical field
The invention belongs to gas leakage detection technique fields, are related to a kind of gas monitoring device, specifically a kind of to be based on NB-
The non-contact gas monitoring device of stand alone type of IOT.
Background technique
It is the most serious with the security risk of gas leakage in family or neighbourhood unit class management of fire safety, it is poisoned, is quick-fried
Fried, fire happens occasionally.Currently used gas leakage monitoring means is chemical formula monitoring --- catalytic combustion type sensor, at
This is low, but the duty cycle is short, needs periodic calibrating and replacement, and maintenance is frequent；Physically monitoring --- laser sensor is stablized,
Without calibration, the duty cycle is long.
Existing monitoring technology defect:
1, the duty cycle of existing monitoring sensor is short, needs to repeat to demarcate calibration drift value, and substantially live school
Standard, it is not convenient for safeguarding；
2, existing detection means have certain progressive formation using direct contact type, triggering alarm, cannot be timely
Feedback；
3, existing communication pattern coverage area is small, power consumption is big, is unsuitable for remote, monitoring for a long time.
Summary of the invention
The non-contact gas monitoring device of stand alone type that the purpose of the present invention is to provide a kind of based on NB-IOT, realizes complicated ring
The gas leakage monitoring of long-time, long range under border.
The purpose of the present invention can be achieved through the following technical solutions:
The non-contact gas monitoring device of stand alone type based on NB-IOT, including master control processing board, laser sensor, signal processing
Device, acoustic-optic alarm, spacescan device and NB-IOT information carrying means；
The laser sensor communicates to connect master control processing board by signal processing apparatus, and the laser sensor is to space
Detection laser beam is sent, methane concentration in surrounding space and interference gas concentration are converted into electric signal in real time and are output at signal
Device is managed, the signal processing apparatus carries out analog-to-digital conversion, filtering and calculating to the electric signal that laser sensor exports, water
Vapour, dust and other gas interference signals filter out, and output has dimension concentration value to master control processing board；
The acoustic-optic alarm and master control processing board communicate to connect, and the master control processing board is transmitted by NB-IOT information
Device is connected to remote monitoring platform, and the master control processing board is analyzed, stored and transmitted to the methane concentration value of detection, such as
Fruit methane concentration reaches upper explosion limit, the warning of starting acoustic-optic alarm scene, while alarm signal is passed through NB-IOT information
Transmitting device is transferred to remote monitoring platform.
Further, there is the laser sensor laser to send probe and laser pick-off probe.
Further, the NB-IOT information carrying means adheres to NB-IOT signal base station, connect with remote monitoring platform
And data interaction.
Further, the laser sensor is mounted on spacescan device, and the spacescan device connects master control
Processing board is controlled by master control processing board, and start by set date motor driven laser sensor is to ambient level space 360 degree of scannings.
The monitoring method of the non-contact gas monitoring device of stand alone type based on NB-IOT, the gas monitoring device electrifying startup
Afterwards, it is controlled by master control processing board, in timing detection cycle, starts laser sensor and signal processing apparatus, acquire surrounding space
Interior methane concentration value；Outside timing detection cycle, all other device in a dormant state, reduces Overall Power Consumption；In detection cycle
It was found that methane concentration is more than upper explosion limit value, starting acoustic-optic alarm scene is warned, while starting NB-IOT information transmission dress
Networking is set, to long-range monitoring transmission warning message, when detecting alarm signal, complete machine does not enter dormant state, real-time detection week
Methane concentration is enclosed, until methane concentration is reduced to upper explosion limit or less.
Beneficial effects of the present invention: the stand alone type non-contact gas monitoring device provided by the invention based on NB-IOT uses
It is contactless, it is not necessarily to gas chamber, and use lossless passive mounting means, in timing detection cycle, starts laser sensor and letter
Number processing unit acquires methane concentration value in surrounding space, directly monitoring gas concentration, and note abnormalities alarm, realizes complicated
Under environment for a long time, the monitoring of the gas leakage of long range, outside timing detection cycle, all other device in a dormant state, drop
Low Overall Power Consumption has the characteristics that low-power consumption, and the longest duty cycle was up to 5 years.
Detailed description of the invention
Present invention is further described in detail in the following with reference to the drawings and specific embodiments.
Fig. 1 is system schematic of the invention.
Fig. 2 is work flow diagram of the invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts all other
Embodiment shall fall within the protection scope of the present invention.
As shown in Figure 1, the non-contact gas monitoring device of stand alone type that the present invention provides a kind of based on NB-IOT, including master control
Processing board, laser sensor, signal processing apparatus, acoustic-optic alarm, spacescan device, NB-IOT information carrying means and
Power supply device.
Wherein, there is laser sensor laser to send probe and laser pick-off probe, and laser sensor passes through signal processing
Device communicates to connect master control processing board, and laser sensor sends detection laser beam to space, in real time that methane in surrounding space is dense
Degree and interference gas concentration are converted to electric signal and are output to signal processing apparatus, and signal processing apparatus exports laser sensor
Electric signal carries out analog-to-digital conversion, filtering and calculating, and steam, dust and other gas interference signals are filtered out, and guarantees to believe methane
Number detect uniqueness, output has dimension concentration value to master control processing board.
Acoustic-optic alarm and master control processing board communicate to connect, and master control processing board is connected by NB-IOT information carrying means
To remote monitoring platform, master control processing board is analyzed, stored and is transmitted to the methane concentration value of detection, if methane concentration reaches
To upper explosion limit, start the warning of acoustic-optic alarm scene, while alarm signal being transmitted by NB-IOT information carrying means
To remote monitoring platform, NB-IOT information carrying means adheres to NB-IOT signal base station, connect with remote monitoring platform and data
Interaction.
Laser sensor is mounted on spacescan device, and spacescan device connects master control processing board, at master control
Plate control is managed, start by set date motor driven laser sensor is to ambient level space 360 degree of scannings.Power supply device is used to be other
All devices provide power supply, are powered.
When the invention works, as shown in Fig. 2, being controlled after gas monitoring device electrifying startup by master control processing board, timing is detected
In period, start laser sensor and signal processing apparatus, acquires methane concentration value in surrounding space；Outside timing detection cycle,
All other device in a dormant state, reduces Overall Power Consumption；Discovery methane concentration is more than upper explosion limit value in detection cycle, is opened
Dynamic acoustic-optic alarm scene warning, while starting the networking of NB-IOT information carrying means, to long-range monitoring transmission warning message,
When detecting alarm signal, complete machine does not enter dormant state, methane concentration around real-time detection, until methane concentration be reduced to it is quick-fried
Below the fried upper limit.
Stand alone type non-contact gas monitoring device provided by the invention based on NB-IOT, use is contactless, is not necessarily to gas chamber,
And lossless passive mounting means is used, in timing detection cycle, starts laser sensor and signal processing apparatus, acquisition surrounding
Methane concentration value in space, directly monitoring gas concentration, note abnormalities alarm, realizes under complex environment for a long time, over long distances
Gas leakage monitoring, outside timing detection cycle, all other device in a dormant state, reduces Overall Power Consumption, has low function
The characteristics of consumption, the longest duty cycle was up to 5 years.
In the description of this specification, the description of reference term " one embodiment ", " example ", " specific example " etc. means
Particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least one implementation of the invention
In example or example.In the present specification, schematic expression of the above terms may not refer to the same embodiment or example.
Moreover, particular features, structures, materials, or characteristics described can be in any one or more of the embodiments or examples to close
Suitable mode combines.
Above content is only to structure of the invention example and explanation, affiliated those skilled in the art couple
Described specific embodiment does various modifications or additions or is substituted in a similar manner, without departing from invention
Structure or beyond the scope defined by this claim, is within the scope of protection of the invention.
Claims (5)
1. the non-contact gas monitoring device of stand alone type based on NB-IOT, it is characterised in that: including master control processing board, laser sensing
Device, signal processing apparatus, acoustic-optic alarm, spacescan device and NB-IOT information carrying means；
The laser sensor communicates to connect master control processing board by signal processing apparatus, and the laser sensor is sent to space
Methane concentration in surrounding space and interference gas concentration are converted to electric signal in real time and are output to signal processing device by detection laser beam
It sets, the signal processing apparatus carries out analog-to-digital conversion, filtering and calculating to the electric signal that laser sensor exports, steam, powder
Dirt and other gas interference signals filter out, and output has dimension concentration value to master control processing board；
The acoustic-optic alarm and master control processing board communicate to connect, and the master control processing board passes through
NB-IOT information carrying means is connected to remote monitoring platform, and the master control processing board carries out the methane concentration value of detection
Analysis, storage and transmission, if methane concentration reaches upper explosion limit, starting acoustic-optic alarm scene is warned, while will alarm
Signal is transferred to remote monitoring platform by NB-IOT information carrying means.
2. the stand alone type non-contact gas monitoring device according to claim 1 based on NB-IOT, it is characterised in that: described to swash
There is optical sensor laser to send probe and laser pick-off probe.
3. the stand alone type non-contact gas monitoring device according to claim 1 based on NB-IOT, it is characterised in that: described
NB-IOT information carrying means adheres to NB-IOT signal base station, connect with remote monitoring platform and data interaction.
4. the stand alone type non-contact gas monitoring device according to claim 1 based on NB-IOT, it is characterised in that: described to swash
Optical sensor is mounted on spacescan device, and the spacescan device connects master control processing board, passes through master control processing board control
System, start by set date motor driven laser sensor is to ambient level space 360 degree of scannings.
5. the monitoring method of the stand alone type non-contact gas monitoring device according to claim 1 based on NB-IOT, feature
It is: after the gas monitoring device electrifying startup, is controlled by master control processing board, in timing detection cycle, starts laser sensor
And signal processing apparatus, acquire methane concentration value in surrounding space；Outside timing detection cycle, all other device is in suspend mode shape
State reduces Overall Power Consumption；Discovery methane concentration is more than upper explosion limit value in detection cycle, and starting acoustic-optic alarm scene is alert
Show, while starting the networking of NB-IOT information carrying means, it is whole when detecting alarm signal to long-range monitoring transmission warning message
Machine does not enter dormant state, methane concentration around real-time detection, until methane concentration is reduced to upper explosion limit or less.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810995214.5A CN108961694A (en) | 2018-08-29 | 2018-08-29 | The non-contact gas monitoring device of stand alone type based on NB-IOT |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810995214.5A CN108961694A (en) | 2018-08-29 | 2018-08-29 | The non-contact gas monitoring device of stand alone type based on NB-IOT |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108961694A true CN108961694A (en) | 2018-12-07 |
Family
ID=64474765
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810995214.5A Pending CN108961694A (en) | 2018-08-29 | 2018-08-29 | The non-contact gas monitoring device of stand alone type based on NB-IOT |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108961694A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114913673A (en) * | 2022-03-03 | 2022-08-16 | 武江 | Safety control method for gas alarm and shutoff device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2438724A (en) * | 2006-06-02 | 2007-12-05 | Tq Environmental Plc | Gas monitoring system |
| CN202393703U (en) * | 2011-12-14 | 2012-08-22 | 河南汉威电子股份有限公司 | Device for gas leakage monitoring by means of three-dimensional cradle head scanning and laser telemetering |
| CN202793696U (en) * | 2012-10-10 | 2013-03-13 | 泉州市燃气有限公司 | GPRS intelligent detection terminal based on infrared gas sensor |
| CN205157428U (en) * | 2015-11-24 | 2016-04-13 | 安徽中科瀚海光电技术发展有限公司 | Fixed scanning formula methane gas remote supervising system |
| CN107644514A (en) * | 2017-10-30 | 2018-01-30 | 中国地质大学（武汉） | A kind of the natural gas reports to the police machine based on NB IoT technologies |
| CN207115711U (en) * | 2017-09-04 | 2018-03-16 | 福建溢资物联网科技有限公司 | A kind of methane detection warning device based on NB IoT technologies |
-
2018
- 2018-08-29 CN CN201810995214.5A patent/CN108961694A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2438724A (en) * | 2006-06-02 | 2007-12-05 | Tq Environmental Plc | Gas monitoring system |
| CN202393703U (en) * | 2011-12-14 | 2012-08-22 | 河南汉威电子股份有限公司 | Device for gas leakage monitoring by means of three-dimensional cradle head scanning and laser telemetering |
| CN202793696U (en) * | 2012-10-10 | 2013-03-13 | 泉州市燃气有限公司 | GPRS intelligent detection terminal based on infrared gas sensor |
| CN205157428U (en) * | 2015-11-24 | 2016-04-13 | 安徽中科瀚海光电技术发展有限公司 | Fixed scanning formula methane gas remote supervising system |
| CN207115711U (en) * | 2017-09-04 | 2018-03-16 | 福建溢资物联网科技有限公司 | A kind of methane detection warning device based on NB IoT technologies |
| CN107644514A (en) * | 2017-10-30 | 2018-01-30 | 中国地质大学（武汉） | A kind of the natural gas reports to the police machine based on NB IoT technologies |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114913673A (en) * | 2022-03-03 | 2022-08-16 | 武江 | Safety control method for gas alarm and shutoff device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202127875U (en) | Intelligent helmet for downwell use of coal mine | |
| CN102228319A (en) | Multisensor-integrated intelligent helmet | |
| CN101545897A (en) | Gas monitoring system based on ZigBee technology | |
| CN212115513U (en) | Monitoring alarm system based on millimeter wave radar | |
| CN106640195B (en) | Mine explosion monitoring and alarming system | |
| CN108847004A (en) | A kind of non-contact gas monitoring device based on wireless communication | |
| CN103321933A (en) | Fan state online monitoring system and method based on advanced reduced instruction-set computer machine (ARM) and ZigBee | |
| CN108961691A (en) | Industry and commercial use gas alarm Internet of things system | |
| CN110243740A (en) | The fugitive dust of unmanned plane monitors early warning system on-line | |
| CN208206731U (en) | A kind of dust detection alarm system based on Bluetooth technology | |
| CN110493884A (en) | A kind of low-power consumption monitoring data wireless acquisition system and method | |
| CN109211306A (en) | Low-power consumption soil monitoring system based on LoRa Internet of Things | |
| CN108961694A (en) | The non-contact gas monitoring device of stand alone type based on NB-IOT | |
| CN208937255U (en) | A kind of infrared oil plant leak sensor | |
| CN106097666A (en) | A kind of Chemical Manufacture distributed monitoring system based on GPRS network | |
| CN110231322B (en) | Online oil spilling pollution monitoring devices | |
| CN203480350U (en) | Wireless humiture measurement and control system | |
| CN202838615U (en) | Gas alarm | |
| CN211856516U (en) | Self-adaptive tour purple light disinfection and biological temperature measurement robot | |
| CN106324196A (en) | Wireless gas measurement and control system with early warning function | |
| CN208922132U (en) | A kind of ultrasonic solution LPG cylinder level monitoring scheme and system | |
| CN208013129U (en) | A kind of intelligent ozone sensor | |
| CN207883063U (en) | Field historical relic security protection monitoring system | |
| CN207503431U (en) | A kind of remote alarming system | |
| CN207503429U (en) | A kind of slave computer alarm and remote alarming system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Yuan Hongyong Inventor after: Zhou Yang Inventor after: Yang Guang Inventor after: Chao Baichong Inventor after: Su Guofeng Inventor before: Yuan Hongyong Inventor before: Zhou Yang Inventor before: Yang Guang Inventor before: Chao Baichong Inventor before: Su Guofeng |
|
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20191217 Address after: 230000 Building 1, Hefei Institute of Public Safety, Tsinghua University, 5999 Xiyou Road, Hefei Economic and Technological Development Zone, Anhui Province Applicant after: Anhui Ze Zhong Safety Science company limited Applicant after: Beijing Chen'an Science and Technology Co., Ltd. Applicant after: HEFEI PUBLIC SECURITY RESEARCH INSTITUTE OF TSINGHUA UNIVERSITY Address before: 230000 Jinxiu Avenue, west of Tianmen Road, Hefei, Anhui, 2 floors of 1 buildings in Tianmen Lake Industrial Park, Applicant before: Anhui Chen control Intelligent Technology Co., Ltd. Applicant before: Beijing Chen'an Science and Technology Co., Ltd. Applicant before: HEFEI PUBLIC SECURITY RESEARCH INSTITUTE OF TSINGHUA UNIVERSITY |
|
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20200929 Address after: High tech Zone of Hefei city of Anhui Province in 230000 Lake Road No. 13 Applicant after: HEFEI KEDALIAN SAFETY TECHNOLOGY Co.,Ltd. Applicant after: BEIJING GLOBAL SAFETY TECHNOLOGY Co.,Ltd. Applicant after: HEFEI INSTITUTE FOR PUBLIC SAFETY RESERCH,TSINGHUA University Address before: 230000 Building 1, Hefei Institute of Public Safety, Tsinghua University, 5999 Xiyou Road, Hefei Economic and Technological Development Zone, Anhui Province Applicant before: ANHUI ZEONE SAFETY TECHNOLOGY Co.,Ltd. Applicant before: BEIJING GLOBAL SAFETY TECHNOLOGY Co.,Ltd. Applicant before: HEFEI INSTITUTE FOR PUBLIC SAFETY RESERCH,TSINGHUA University |
|
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181207 |