CN109268071A - Access the coal mine safety monitoring system of explosion-proof pressure sensor - Google Patents
Access the coal mine safety monitoring system of explosion-proof pressure sensor Download PDFInfo
- Publication number
- CN109268071A CN109268071A CN201811305579.7A CN201811305579A CN109268071A CN 109268071 A CN109268071 A CN 109268071A CN 201811305579 A CN201811305579 A CN 201811305579A CN 109268071 A CN109268071 A CN 109268071A
- Authority
- CN
- China
- Prior art keywords
- module
- data
- explosion
- early warning
- warning
- 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
- 239000003245 coal Substances 0.000 title claims abstract description 69
- 238000012544 monitoring process Methods 0.000 title claims abstract description 28
- 238000004880 explosion Methods 0.000 claims abstract description 74
- 238000004519 manufacturing process Methods 0.000 claims abstract description 9
- 230000005540 biological transmission Effects 0.000 claims description 20
- 239000000428 dust Substances 0.000 claims description 10
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 9
- 229910002091 carbon monoxide Inorganic materials 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 7
- 238000005474 detonation Methods 0.000 claims description 5
- 239000004973 liquid crystal related substance Substances 0.000 claims description 3
- 239000013307 optical fiber Substances 0.000 claims description 3
- 230000000007 visual effect Effects 0.000 claims description 3
- 238000000465 moulding Methods 0.000 claims 1
- 238000005065 mining Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 3
- 239000007789 gas Substances 0.000 description 8
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 241001269238 Data Species 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000013500 data storage Methods 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 208000037805 labour Diseases 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
- E21F17/18—Special adaptations of signalling or alarm devices
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Alarm Systems (AREA)
Abstract
The invention discloses the coal mine safety monitoring systems of access explosion-proof pressure sensor, it is related to mine supervision technical field, including ground monitoring system and underground monitoring system, the ground monitoring system includes intelligent terminal module, central processing module, display module and alarm module one, and the central processing module is to be electrically connected with the intelligent terminal module, the display module and the alarm module one.The present invention can not only monitor coal mining safety in real time, and it can explode to coal mine underground and carry out multistage early warning, remind coal mine underground staff and ground monitoring personnel, simultaneously when coal mine underground early warning explosion data are more than warning value, the power supply of electronic equipment can be cut off in time, underground activities personnel is supervised to withdraw as early as possible, reduce damage, and production safety supervisory department and safety accident can be notified to rescue department, know explosion dangerous situation as early as possible, while rescue action is unfolded.
Description
Technical field
The present invention relates to mine supervision technical fields, in particular to access the coal mine safety monitoring system of explosion-proof pressure sensor
System.
Background technique
With the development of social progress and epoch, demand of the country to the energy is more and more, so the demand to coal mine
Amount is also increasing, and underground coal mine is a special working environment, there is inflammable and explosive imflammable gas and corrosive gas,
Exist simultaneously moist, mine dust is big, voltage ripple of power network is big, electromagnetic interference is serious, narrow space and monitoring apart from it is remote the problems such as.
Currently, explosion and cave-in accident are easy to happen in coal mining, and existing coal mining system can not be to coal
Mine well shooting carries out timely early warning, while withdraws coal miner as early as possible, to ensure the safety of coal mine construction worker, while
It after explosion and cave-in accident occurs, is unable to emergency notice and sues and labours department, the worker that makes to suffer a calamity or disaster obtains emergency relief, so just needing one
The coal mine safety monitoring system of kind access explosion-proof pressure sensor.
Summary of the invention
The embodiment of the invention provides the coal mine safety monitoring systems of access explosion-proof pressure sensor, to solve existing skill
The problem of art.
The coal mine safety monitoring system of explosion-proof pressure sensor, including ground monitoring system and underground monitoring system are accessed,
The ground monitoring system includes intelligent terminal module, central processing module, display module and alarm module one, the centre
It is to be electrically connected that module, which is managed, with the intelligent terminal module, the display module and the alarm module one；
The intelligent terminal module is sent to the central processing module for receiving early warning explosion warning Data Concurrent, described
Central processing module receives early warning explosion warning data and is sent to the data processing mould of coal mine underground by data transmission module
Block, the data processing module receive early warning explosion warning Data Concurrent and are sent to early warning explosion module, the early warning explosion module
It receives early warning explosion warning data and is stored；
The data processing module electrical connection early warning explosion module, information acquisition module, alarm module two, camera and electricity
Source control module, the early warning explosion module are used to receive the early warning explosion data of coal mine underground and explode in advance with pre-stored
Warning data are compared, if being more than that early warning explosion guards against data, are sent early warning explosion comparison result and are sent at data
Module is managed, the data processing module carries out alert process and power supply control processing after receiving early warning explosion comparison result, concurrently
Send alert data to alarm module two and central processing module, and transmission power supply control data are to energy supply control module, it is described
Alarm module two is alarmed after receiving alert data, to coal mine underground after the energy supply control module reception power supply control data
Various electronic power supply carry out on-off processing；
The essential information Data Concurrent that the information acquisition module is used to receive coal mine underground is sent to the data processing mould
Block, the camera are used for the video data of collection of coal mine underground and are sent to the data processing module, the data processing
Module sends the central processing module by data transmission module for received essential information data and video data；
The central processing module receive be sent to after the video data that the data processing module is sent display module into
Row display；The central processing module is stored after receiving the essential information data that the data processing module is sent；
The central processing module carries out ground alert process after receiving the alert data that the data processing module is sent,
And the alarm module one is sent by ground alert data, while sending ground alert data to by remote transmission module
Production safety supervisory department and safety accident rescue department, and the alarm module one is alarmed after receiving ground alert data,
The production safety supervisory department is stored after receiving ground alert data, and safety accident rescue department reports with receiving
Starting emergency relief processing after alert data.
Preferably, the early warning explosion module electrical connection explosion-proof pressure sensor, gas concentration sensor and dust sensing
Device, the explosion-proof pressure sensor are used for the pressure data of collection of coal mine underground and are sent to early warning explosion module, the gas
Concentration sensor is sent to early warning explosion module for the gas density Data Concurrent of collection of coal mine underground, and the dust sensor is used
In collection of coal mine underground dust data and be sent to early warning explosion module.
Preferably, the information acquisition module electrical connection Temperature Humidity Sensor, air velocity transducer and carbon monoxide transducer,
The Temperature Humidity Sensor is used for the data of the Temperature and Humidity module of collection of coal mine underground and is sent to information acquisition module, the wind speed sensing
Device is used for the air speed data of collection of coal mine underground and is sent to information acquisition module, and the carbon monoxide transducer is for acquiring coal
The carbon monoxide Data Concurrent of mine underground is sent to information acquisition module.
Preferably, the alarm warning module includes level-one warning module, second level warning module and three-level warning module, institute
It states level-one warning module and compares processing for storing level-one early warning explosion warning data and carrying out level-one early warning explosion warning data,
The second level warning module compares place for storing secondary detonation early warning warning data and carrying out secondary detonation early warning warning data
Reason, the three-level warning module compare for storing three-level early warning explosion warning data and carrying out three-level early warning explosion warning data
Processing.
Preferably, the alarm module one and the alarm module two are all made of multiple combined aural and visual alarms.
Preferably, the display module uses liquid crystal display.
Preferably, the long range radio transmissions module is transmitted using microwave transmission or optical fiber.
The invention has the advantages that: the present invention can not only monitor coal mining safety in real time, and can be to coal mine underground
Explosion carries out multistage early warning, reminds coal mine underground staff and ground monitoring personnel, while in coal mine underground early warning explosion number
When according to being more than warning value, the power supply of electronic equipment can be cut off in time, underground activities personnel is supervised to withdraw as early as possible, reduce damage,
And production safety supervisory department and safety accident can be notified to rescue department, know explosion dangerous situation as early as possible, while being unfolded to rescue
Action.
Detailed description of the invention
Fig. 1 is the structural representation of the coal mine safety monitoring system of access explosion-proof pressure sensor provided in an embodiment of the present invention
Figure；
Fig. 2 is the early warning explosion of the coal mine safety monitoring system of access explosion-proof pressure sensor provided in an embodiment of the present invention
The structural schematic diagram of module.
Specific embodiment
Below with reference to the attached drawing in inventive embodiments, technical solution in the embodiment of the present invention carries out clear, complete
Description, it is to be understood that the protection scope of the present invention is not limited by the specific implementation manner.
Referring to Fig.1-2, the present invention provides the coal mine safety monitoring systems of access explosion-proof pressure sensor, including supervise on the ground
Control system and underground monitoring system, the ground monitoring system include intelligent terminal module, central processing module, display module and
Alarm module one, the central processing module and the intelligent terminal module, the display module and the alarm module one are equal
For electrical connection；The alarm module one and the alarm module two are all made of multiple combined aural and visual alarms, and prompting is facilitated to work on the ground
Personnel and coal mine underground staff, the display module use liquid crystal display.
The intelligent terminal module is sent to the central processing module for receiving early warning explosion warning Data Concurrent, described
Central processing module receives early warning explosion warning data and is sent to the data processing mould of coal mine underground by data transmission module
Block, the data processing module receive early warning explosion warning Data Concurrent and are sent to early warning explosion module, the early warning explosion module
It receives early warning explosion warning data and is stored.
The data processing module electrical connection early warning explosion module, information acquisition module, alarm module two, camera and electricity
Source control module, the early warning explosion module are used to receive the early warning explosion data of coal mine underground and explode in advance with pre-stored
Warning data are compared, if being more than that early warning explosion guards against data, are sent early warning explosion comparison result and are sent at data
Module is managed, the data processing module carries out alert process and power supply control processing after receiving early warning explosion comparison result, concurrently
Send alert data to alarm module two and central processing module, and transmission power supply control data are to energy supply control module, it is described
Alarm module two is alarmed after receiving alert data, is reminded coal mine underground staff, is withdrawn or take as early as possible other measures,
The energy supply control module carries out on-off processing to the power supply of the various electronic of coal mine underground after receiving power supply control data,
The power supply of working equipment is truncated, that is, preventing working equipment from generating Mars sets off an explosion, and supervises coal mine underground staff as early as possible
It withdraws, while retaining tunnel lamp power supply, staff is facilitated to withdraw.
The early warning explosion module electrical connection explosion-proof pressure sensor, gas concentration sensor and dust sensor, it is described
Explosion-proof pressure sensor is used for the pressure data of collection of coal mine underground and is sent to early warning explosion module, the gas density sensing
Device is sent to early warning explosion module for the gas density Data Concurrent of collection of coal mine underground, and the dust sensor is for acquiring coal
The dust data of mine underground is simultaneously sent to early warning explosion module, and monitoring coal mine underground is facilitated to be easy to produce the factor data of explosion.
The alarm warning module includes level-one warning module, second level warning module and three-level warning module, the level-one
Warning module compares processing for storing level-one early warning explosion warning data and carrying out level-one early warning explosion warning data, and described two
Grade warning module compares processing for storing secondary detonation early warning warning data and carrying out secondary detonation early warning warning data, described
Three-level warning module compares processing for storing three-level early warning explosion warning data and carrying out three-level early warning explosion warning data, side
Just staff understands explosion generation possibility, and takes corresponding counter-measure.
The essential information Data Concurrent that the information acquisition module is used to receive coal mine underground is sent to the data processing mould
Block, the camera are used for the video data of collection of coal mine underground and are sent to the data processing module, the data processing
Module sends the central processing module by data transmission module for received essential information data and video data.
The information acquisition module electrical connection Temperature Humidity Sensor, air velocity transducer and carbon monoxide transducer, the temperature
Humidity sensor is used for the data of the Temperature and Humidity module of collection of coal mine underground and is sent to information acquisition module, and the air velocity transducer is used for
The air speed data of collection of coal mine underground is simultaneously sent to information acquisition module, and the carbon monoxide transducer is used for collection of coal mine underground
Carbon monoxide Data Concurrent be sent to information acquisition module, facilitate monitoring coal mine underground master data information, safeguard work people
The personal safety of member, there are also other master datas to monitor simultaneously, such as carbon dioxide data and oxygen data etc..
The central processing module receive be sent to after the video data that the data processing module is sent display module into
Row display, easily upper staff understands coal mine underground working condition；The central processing module receives the data processing
It is stored after the essential information data that module is sent.
The central processing module carries out ground alert process after receiving the alert data that the data processing module is sent,
And the alarm module one is sent by ground alert data, while sending ground alert data to by remote transmission module
Production safety supervisory department and safety accident rescue department, and the alarm module one is alarmed after receiving ground alert data,
Easily upper staff understands underground dangerous situation situation, and the production safety supervisory department is deposited after receiving ground alert data
Storage, safety accident rescue department receives starting emergency relief processing after the alert data of ground, to be unfolded to rescue work as early as possible
Make, reduces because of the casualty rate that time delays generates, the long range radio transmissions module is transmitted using microwave transmission or optical fiber, just
In distance data transmission.
In conclusion the present invention can not only monitor in real time coal mining safety, and can explode to coal mine underground into
Row multistage early warning, reminds coal mine underground staff and ground monitoring personnel, while being more than in coal mine underground early warning explosion data
When warning value, the power supply of electronic equipment can be cut off in time, underground activities personnel is supervised to withdraw as early as possible, reduce damage, and energy
It enough notifies production safety supervisory department and safety accident to rescue department, knows explosion dangerous situation as early as possible, while rescue action is unfolded.
Disclosed above is only a specific embodiment of the invention, and still, the embodiment of the present invention is not limited to this, is appointed
What what those skilled in the art can think variation should all fall into protection scope of the present invention.
Claims (7)
1. accessing the coal mine safety monitoring system of explosion-proof pressure sensor, which is characterized in that including ground monitoring system and underground
Monitoring system, the ground monitoring system include intelligent terminal module, central processing module, display module and alarm module one,
The central processing module is to be electrically connected with the intelligent terminal module, the display module and the alarm module one；
The intelligent terminal module is sent to the central processing module, the center for receiving early warning explosion warning Data Concurrent
Processing module receives early warning explosion warning data and is sent to the data processing module of coal mine underground, institute by data transmission module
It states data processing module reception early warning explosion warning Data Concurrent and is sent to early warning explosion module, the early warning explosion module receives quick-fried
Fried early warning warning data are simultaneously stored；
The data processing module electrical connection early warning explosion module, information acquisition module, alarm module two, camera and power supply control
Molding block, the early warning explosion module are used to receive the early warning explosion data of coal mine underground and warn with pre-stored early warning explosion
It guards against data to be compared, if being more than that early warning explosion guards against data, sends early warning explosion comparison result and be sent to data processing mould
Block, the data processing module carry out alert process and power supply control processing after receiving early warning explosion comparison result, concurrently deliver newspaper
Alert data are to alarm module two and central processing module, and send power supply and control data to energy supply control module, the alarm
Module two is alarmed after receiving alert data, to the more of coal mine underground after the energy supply control module reception power supply control data
The power supply of kind electronic equipment carries out on-off processing；
The essential information Data Concurrent that the information acquisition module is used to receive coal mine underground is sent to the data processing module, institute
Camera is stated for the video data of collection of coal mine underground and is sent to the data processing module, the data processing module will
Received essential information data and video data are sent to the central processing module by data transmission module；
The central processing module, which receives, to be sent to display module after the video data that the data processing module is sent and is shown
Show；The central processing module is stored after receiving the essential information data that the data processing module is sent；
The central processing module carries out ground alert process after receiving the alert data that the data processing module is sent, and will
Ground alert data is sent to the alarm module one, while sending production by remote transmission module for ground alert data
Safety monitor department and safety accident rescue department, and the alarm module one is alarmed after receiving ground alert data, described
Production safety supervisory department is stored after receiving ground alert data, and safety accident rescue department receives alarm number on the ground
It is handled according to rear starting emergency relief.
2. the system as claimed in claim 1, which is characterized in that the early warning explosion module electrical connection explosion-proof pressure sensor,
Gas concentration sensor and dust sensor, pressure data and transmission of the explosion-proof pressure sensor for collection of coal mine underground
To early warning explosion module, the gas concentration sensor is sent to explosion in advance for the gas density Data Concurrent of collection of coal mine underground
Alert module, the dust sensor are used for the dust data of collection of coal mine underground and are sent to early warning explosion module.
3. the system as claimed in claim 1, which is characterized in that the information acquisition module is electrically connected Temperature Humidity Sensor, wind
Fast sensor and carbon monoxide transducer, the Temperature Humidity Sensor are used for the data of the Temperature and Humidity module of collection of coal mine underground and are sent to
Information acquisition module, the air velocity transducer are used for the air speed data of collection of coal mine underground and are sent to information acquisition module, institute
The carbon monoxide Data Concurrent that carbon monoxide transducer is stated for collection of coal mine underground is sent to information acquisition module.
4. the system as claimed in claim 1, which is characterized in that the alarm warning module includes level-one warning module, second level
Warning module and three-level warning module, the level-one warning module is for storing level-one early warning explosion warning data and carrying out level-one
Early warning explosion warning data compare processing, and the second level warning module is for storing secondary detonation early warning warning data and carrying out two
Grade early warning explosion warning data compare processing, and the three-level warning module is for storing three-level early warning explosion warning data and carrying out
Three-level early warning explosion warning data compare processing.
5. the system as claimed in claim 1, which is characterized in that the alarm module one and the alarm module two are all made of more
A combined aural and visual alarm.
6. the system as claimed in claim 1, which is characterized in that the display module uses liquid crystal display.
7. the system as claimed in claim 1, which is characterized in that the long range radio transmissions module uses microwave transmission or optical fiber
Transmission.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811305579.7A CN109268071A (en) | 2018-11-05 | 2018-11-05 | Access the coal mine safety monitoring system of explosion-proof pressure sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811305579.7A CN109268071A (en) | 2018-11-05 | 2018-11-05 | Access the coal mine safety monitoring system of explosion-proof pressure sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109268071A true CN109268071A (en) | 2019-01-25 |
Family
ID=65192686
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811305579.7A Pending CN109268071A (en) | 2018-11-05 | 2018-11-05 | Access the coal mine safety monitoring system of explosion-proof pressure sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109268071A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110130991A (en) * | 2019-06-25 | 2019-08-16 | 开滦（集团）有限责任公司电信分公司 | A kind of three machine personnel intelligent protection system of coal mine and method |
| CN110390802A (en) * | 2019-07-23 | 2019-10-29 | 陕西煤业化工技术研究院有限责任公司 | A kind of technology and methods suitable for country rock hazard forecasting early warning |
| CN111577393A (en) * | 2020-05-25 | 2020-08-25 | 黑龙江工业学院 | Mine safety comprehensive monitoring system |
| CN111894674A (en) * | 2020-07-17 | 2020-11-06 | 北方民族大学 | Coal mine environment safety monitoring method and device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202560325U (en) * | 2012-05-11 | 2012-11-28 | 黑龙江科技学院 | Underground multiple-data monitor system for coal mine |
| CN203022821U (en) * | 2012-12-27 | 2013-06-26 | 济源市维创自动化科技有限公司 | Coal mine safety monitoring system substation |
| CN203081508U (en) * | 2013-03-01 | 2013-07-24 | 陕西安瑞特电子科技有限公司 | Safety monitoring system for coal mine |
| CN103573292A (en) * | 2013-11-06 | 2014-02-12 | 徐州江煤科技有限公司 | Safety monitoring system for mine |
| CN206092067U (en) * | 2016-09-23 | 2017-04-12 | 湖北公信安全科技有限公司 | Mine personnel safety monitoring system |
| CN106593534A (en) * | 2016-12-18 | 2017-04-26 | 河北科技大学 | Intelligent tunnel construction security monitoring system |
-
2018
- 2018-11-05 CN CN201811305579.7A patent/CN109268071A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202560325U (en) * | 2012-05-11 | 2012-11-28 | 黑龙江科技学院 | Underground multiple-data monitor system for coal mine |
| CN203022821U (en) * | 2012-12-27 | 2013-06-26 | 济源市维创自动化科技有限公司 | Coal mine safety monitoring system substation |
| CN203081508U (en) * | 2013-03-01 | 2013-07-24 | 陕西安瑞特电子科技有限公司 | Safety monitoring system for coal mine |
| CN103573292A (en) * | 2013-11-06 | 2014-02-12 | 徐州江煤科技有限公司 | Safety monitoring system for mine |
| CN206092067U (en) * | 2016-09-23 | 2017-04-12 | 湖北公信安全科技有限公司 | Mine personnel safety monitoring system |
| CN106593534A (en) * | 2016-12-18 | 2017-04-26 | 河北科技大学 | Intelligent tunnel construction security monitoring system |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110130991A (en) * | 2019-06-25 | 2019-08-16 | 开滦（集团）有限责任公司电信分公司 | A kind of three machine personnel intelligent protection system of coal mine and method |
| CN110390802A (en) * | 2019-07-23 | 2019-10-29 | 陕西煤业化工技术研究院有限责任公司 | A kind of technology and methods suitable for country rock hazard forecasting early warning |
| CN110390802B (en) * | 2019-07-23 | 2021-05-07 | 陕西煤业化工技术研究院有限责任公司 | Technology and method suitable for surrounding rock catastrophe prediction and early warning |
| CN111577393A (en) * | 2020-05-25 | 2020-08-25 | 黑龙江工业学院 | Mine safety comprehensive monitoring system |
| CN111894674A (en) * | 2020-07-17 | 2020-11-06 | 北方民族大学 | Coal mine environment safety monitoring method and device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109268071A (en) | Access the coal mine safety monitoring system of explosion-proof pressure sensor | |
| CN107038847A (en) | A kind of Underwell stepped alarm method, equipment and system | |
| CN204791441U (en) | Dust explosion safety precaution system for chemical enterprises | |
| CN206421537U (en) | Fire alarm and system | |
| CN102536323A (en) | Active whole-process safety monitoring method for coal miner environment | |
| CN102610048B (en) | Wireless infrared electronic fence and working method thereof | |
| CN209962377U (en) | Industrial fire alarm system | |
| CN106991779A (en) | A kind of fire-fighting emergent Internet of Things warning system based on remote supervisory | |
| CN205264004U (en) | Nearly electric early warning device of high -voltage line | |
| CN204706127U (en) | Hand-held fire-alarm | |
| CN203941588U (en) | A kind of transmission line equipment burglar alarm based on internet | |
| CN111260871A (en) | Intelligent fire-fighting early warning system capable of rapidly detecting fire | |
| CN205179236U (en) | System for gathering of control campus crowd | |
| CN207489207U (en) | A kind of fire-fighting host system with long-distance intelligent control | |
| CN101964510A (en) | Radioactive source monitoring system | |
| CN111577393A (en) | Mine safety comprehensive monitoring system | |
| CN201423094Y (en) | Intelligent guiding device for emergency escape in case of disaster | |
| CN103247136A (en) | Multi-terminal monitoring system for forest fire prevention | |
| CN110033594A (en) | Substation safety monitors system and method | |
| CN215576897U (en) | Workshop safety monitoring system based on Internet of things | |
| CN105719444A (en) | Firework and firecracker production workshop safety monitoring device | |
| CN107564229A (en) | It is a kind of can remote monitoring electronic information alarm | |
| CN103247131A (en) | Forest monitoring system with visible light cameras | |
| CN205618203U (en) | A intelligent monitoring system for mine | |
| CN108255119A (en) | Safety disaster prevention management 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 | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190125 |