CN110195614A - A kind of coal mine safety monitoring alarm control system - Google Patents
A kind of coal mine safety monitoring alarm control system Download PDFInfo
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- CN110195614A CN110195614A CN201910490805.1A CN201910490805A CN110195614A CN 110195614 A CN110195614 A CN 110195614A CN 201910490805 A CN201910490805 A CN 201910490805A CN 110195614 A CN110195614 A CN 110195614A
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 40
- 239000003245 coal Substances 0.000 title claims abstract description 32
- 238000004891 communication Methods 0.000 claims description 14
- 230000001360 synchronised effect Effects 0.000 claims description 7
- 238000005065 mining Methods 0.000 claims description 4
- 238000004880 explosion Methods 0.000 claims description 3
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- 230000001737 promoting effect Effects 0.000 abstract 1
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- 238000005457 optimization Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 238000011161 development Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
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- 238000005516 engineering process Methods 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 125000003367 polycyclic group Chemical group 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
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- 230000004044 response Effects 0.000 description 2
- 230000006641 stabilisation Effects 0.000 description 2
- 238000011105 stabilization Methods 0.000 description 2
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
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- 238000002955 isolation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000006855 networking Effects 0.000 description 1
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- 229910052760 oxygen Inorganic materials 0.000 description 1
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- 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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/40—Bus networks
- H04L12/40006—Architecture of a communication node
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/42—Loop networks
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- 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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/40—Bus networks
- H04L2012/40208—Bus networks characterized by the use of a particular bus standard
- H04L2012/40215—Controller Area Network CAN
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/42—Loop networks
- H04L2012/421—Interconnected ring systems
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- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mining & Mineral Resources (AREA)
- General Health & Medical Sciences (AREA)
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- Health & Medical Sciences (AREA)
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Abstract
The present invention relates to a kind of coal mine safety monitoring alarm control systems, the coal mine safety monitoring alarm control system, including level-one industry ethernet ring network, second level industry ethernet ring network, underground ethernet ring network and CAN network, level-one industry ethernet ring network connects second level industry ethernet ring network, second level industry ethernet ring network connects underground ethernet ring network, and underground ethernet ring network connects CAN network；The present invention constitutes coal industry field Ethernet by three-level looped network, and network link is not easy to interrupt, and serious forgiveness is high, improves the stability of Ethernet, improves the safety of safety monitoring alarm control system；Wireline equipment is connected by CAN network, the direct-connected wireline equipment of Ethernet is replaced using the higher stability of CAN bus, using CAN network serious forgiveness, advantage high, at low cost improves the stability of underground equipment operation, improves the stability of coal mine safety monitoring and control, is worth promoting.
Description
Technical field
The invention belongs to Colliery Security System fields, and in particular to a kind of coal mine safety monitoring alarm control system.
Background technique
Underground coal mine is mounted with such as Safety monitoring system, personnel in the pit the positioning attendance of the various monitoring systems of different manufacturers
System, underground digital speech broadcast system, wireless telecommunication system, the unattended pump house system in underground, electric substation's centralized control system, coal
Intelligent shot firing system and the video monitoring system etc. to underground important place under mine.When above-mentioned various systems are built in different
Phase, using different technologies, each system can not be integrated effectively, each in mutually independent state.Each system requires
From centralized control center, independent connection one passes to the communication line of underground, causes a large amount of overlapping investment of communication line, maintenance, maintenance
Difficulty, information are unable to intercommunication, prevent various monitoring information and automated system information from integrating, utilizing well.And it is logical
Route disunity is interrogated, suspension is difficult unsightly.
Industrial Ethernet, industrial ethernet ring network has the advantage that Ethernet used in industrial environment
1, it is widely used.Ethernet application is widest computer networking technology, and almost all of programming discussion is such as
Visual c++, Java, VisualBasic etc. support the application and development of Ethernet, there is huge network foundation and long-term warp
Knowledge is tested, and the operating system of all prevalences and application are also all compatible with Ethernet at present；
2, traffic rate is high: kilomega optic fiber looped network, branch also reach 100,000,000.And traditional fieldbus flank speed is only
There is 12Mbit/s, it is clear that Ethernet rate is more much faster than conventional on-site bus, can satisfy industrial control network completely not
The disconnected bandwidth requirement increased；
3, resource sharing capability is strong: with the development of network, Ethernet has penetrated into each corner, and the network user has released
Constraint on resource geographical location calculates the data that can browse Industry Control scene in any one for being connected to internet
It realizes " control integration ", this is that any scene one is all incomparable；
4, sustainable development has a high potential: the favorable expandability of Ethernet, it is open-minded to be easy installation, and reliability is higher.With
Too net access uses Asynchronous operation mode, is well suited for processing IP bursty traffic.Ethernet turns to entirely from shared medium at present
After duplexing LAN exchange, the information isolation of intercomputer is realized to a great extent, eliminates the competition of link bandwidth and potential
Collision opportunity, while the transmission range of Ethernet being made also greatly to be expanded.
Industrial ethernet ring network technology is applied to can be by various monitoring in the communication of each monitoring control system of underground coal mine
The communication of system and control system is integrated, the linear topology structural network stability of Industrial Ethernet in the prior art
Poor, data transmit-receive load is larger, is easy to appear network communication interruption, and underground coal mine operating risk is higher.
Summary of the invention
The object of the invention is that providing a kind of coal mine safety monitoring report that stability is strong to solve the above-mentioned problems
Alert control system.
The present invention through the following technical solutions to achieve the above objectives:
A kind of coal mine safety monitoring alarm control system, including level-one industry ethernet ring network, second level industry ethernet ring network, well
Lower ethernet ring network and CAN network, level-one industry ethernet ring network connect second level industry ethernet ring network, the connection of second level industry ethernet ring network
Underground ethernet ring network, underground ethernet ring network connect CAN network；
Underground ethernet ring network includes multiple underground ring exchangers, underground ring exchanger be sequentially connected by cable and with
One 100,000,000 ring exchanger connects and composes looped network；
Second level industry ethernet ring network includes multiple 100,000,000 ring exchangers, and 100,000,000 ring exchangers are sequentially connected by cable
And looped network is connected and composed with two gigabit ring exchangers；
Level-one industry ethernet ring network includes multiple gigabit ring exchangers, and gigabit ring exchanger is sequentially connected by cable
And looped network is connected and composed with core ring exchanger；
Underground ring exchanger connects wireline equipment by CAN network, and CAN network includes that Ethernet turns CAN converter, connects
Mouth unit and electronic control unit, Ethernet turn CAN converter and are bi-directionally connected by cable and underground ring exchanger, and Ethernet turns
CAN converter is bi-directionally connected electronic control unit by data line, and electronic control unit connects data transmission by CAN interface unit
Line, CAN interface unit include CAN transceiver and CAN controller, and CAN transceiver is bi-directionally connected data line, CAN transceiver
It is bi-directionally connected with CAN controller, CAN controller is bi-directionally connected with electronic control unit, and electronic control unit is connect with wireline equipment.Pass through
CAN bus connects multiple CAN interface units and constitutes CAN network, and turns CAN converter by too net and CAN network is connected to well
Lower ethernet ring network realizes the communication of wireline equipment and underground ethernet ring network using CAN network；
The differential signal of data line is converted to binary code stream and received by CAN transceiver, and CAN controller will receive
Binary code stream parsed and received, carry out transmitting-receiving comparison in the process, go position filling, execute the operation such as CRC check.
Signal that CAN controller will export is generated CAN frame and is sent in a manner of binary code stream, in the process into
The operations such as line position filling, addition CRC check, response detection；Binary code stream is converted to differential signal and is sent to by CAN transceiver
Data line, then Ethernet is sent to by data line and turns CAN converter, ether is sent to after change data communications protocol
Net.
Underground ring exchanger connects multiple wireless base stations wifi, the wireless base station wifi and wireless terminal device by cable
It is connected by wifi.Wireless terminal device is connected to ether by the wireless connection of the wireless base station wifi and wireless terminal device
Net.
As a further optimization solution of the present invention, the electronic control unit includes electronic control unit processor, at electronic control unit
Reason device is bi-directionally connected with CAN controller, and electronic control unit processor connects wireline equipment.Electronic control unit processor receives or upper communication
Number CAN controller is arrived, and wireline equipment is controlled.
As a further optimization solution of the present invention, the wireline equipment be actuator, the signal input part of actuator with
The signal output end of electronic control unit processor connects；Electronic control unit processor is preferably microprocessor PIC16F873.
As a further optimization solution of the present invention, the wireline equipment be sensor, the signal output end of sensor with
The signal input part of electronic control unit processor connects；Electronic control unit processor is preferably microprocessor C8051F041.
As a further optimization solution of the present invention, the wireless terminal device includes mining WIFI mobile phone, RFID reading
Device, portable gas explosion sensor, wherein RFID reader connects WIFI module by cable.
As a further optimization solution of the present invention, the second level industry ethernet ring network connects multiple underground ethernet ring networks.
Multiple underground ethernet ring networks are formed by the way that a fairly large number of underground ring exchanger in polycyclic dispersion underground is arranged, reduce underground ether
The quantity of volume underground ring exchanger in looped network improves network stabilization.
As a further optimization solution of the present invention, coal mine safety monitoring alarm control system further includes video monitoring group
Part, video monitoring component include PTZ camera, gun type camera, dome type camera and hand-held camera, PTZ camera, rifle
Formula video camera connects underground ring exchanger by cable with the video signal output of dome type camera, and hand-held camera passes through
WIFI connection the is wireless base station wifi, the control signal input of PTZ camera connect electronic control unit, and electronic control unit passes through CAN net
Network connects underground ring exchanger.
Different types of video camera set is transmitted into signal by ethernet ring network, and control letter is issued by ethernet ring network
Number arrive CAN network, video camera control to needs such as PTZ cameras by bottom CAN network sends control signal, solution with
Too network control PTZ camera needs to be equipped with transcoder and control signal transmits unstable problem.
As a further optimization solution of the present invention, coal mine safety monitoring alarm control system further includes clock synchronization group
Part, clock sync component include that level-one time service server, Beidou time signal reception device and second level time service server, level-one are awarded
When server input terminal connect with the output end of Beidou time signal reception device, level-one time service server and core looped network are handed over
It changes planes and is bi-directionally connected by cable, second level time service server is bi-directionally connected by cable and 100,000,000 ring exchangers.
Beidou time signal reception device receives satellite time signals, and sends level-one time service clothes for satellite time signals
Business device, level-one time service server via Ethernet make second level time service service to second level time service server tranmitting data register sync message
Device is synchronous with level-one time service server time, and second level time service server passes through underground ethernet ring network and CAN network to wireless terminal
Equipment and wireline equipment tranmitting data register sync message keep wireless terminal device and wireline equipment and second level time service server time same
Step.
The beneficial effects of the present invention are:
1) present invention constitutes coal industry field Ethernet by three-level looped network, and network link is not easy to interrupt, and serious forgiveness is high, improves
The stability of Ethernet, improves the safety of safety monitoring alarm control system；
2) underground ethernet ring network of the invention is capable of forming polycyclic, and dispersion underground ring exchanger forms multiple looped networks, into
The stability of one step raising ethernet communication；
3) present invention connects wireline equipment by CAN network, replaces Ethernet direct-connected using the higher stability of CAN bus
Wireline equipment, using CAN network serious forgiveness, advantage high, at low cost improves the stability of underground equipment operation, simplifies wiring, mentions
High coal mine safety monitoring and the stability of control；And it does not need additionally to increase underground ring exchanger when adding equipment, open up
Malleability is more preferable.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention in embodiment one；
Fig. 2 is that the connection structure of second level industry ethernet ring network and underground ethernet ring network of the invention in embodiment two is illustrated
Figure；
Fig. 3 is the structural schematic diagram of video monitoring component of the invention in embodiment three；
Fig. 4 is the structural schematic diagram of clock sync component of the invention in example IV.
Specific embodiment
The application is described in further detail with reference to the accompanying drawing, it is necessary to it is indicated herein to be, implement in detail below
Mode is served only for that the application is further detailed, and should not be understood as the limitation to the application protection scope, the field
Technical staff can make some nonessential modifications and adaptations to the application according to above-mentioned application content.
In the description of the present invention, it is to be understood that, term " center ", "upper", "lower", "front", "rear", " left side ",
The orientation or positional relationship of the instructions such as " right side ", "vertical", "horizontal", "top", "bottom", "inner", "outside" is based on the figure
Orientation or positional relationship is merely for convenience of description of the present invention and simplification of the description, rather than the device of indication or suggestion meaning or
Element must have a particular orientation, be constructed and operated in a specific orientation, therefore be not considered as limiting the invention；?
In description of the invention, unless otherwise indicated, " multiple ", " several " are meant that two or more.
Embodiment one
As shown in Figure 1, a kind of coal mine safety monitoring alarm control system, including the industry of level-one industry ethernet ring network, second level
Ethernet ring network, underground ethernet ring network and CAN network, level-one industry ethernet ring network connect second level industry ethernet ring network, second level industry
Ethernet ring network connects underground ethernet ring network, and underground ethernet ring network connects CAN network；
Underground ethernet ring network includes multiple underground ring exchangers, underground ring exchanger be sequentially connected by cable and with
One 100,000,000 ring exchanger connects and composes looped network.
Second level industry ethernet ring network includes multiple 100,000,000 ring exchangers, and 100,000,000 ring exchangers are sequentially connected by cable
And looped network is connected and composed with two gigabit ring exchangers.
Level-one industry ethernet ring network includes multiple gigabit ring exchangers, and gigabit ring exchanger is sequentially connected by cable
And looped network is connected and composed with core ring exchanger.
Underground ring exchanger connects wireline equipment by CAN network, and CAN network includes that Ethernet turns CAN converter, connects
Mouth unit and electronic control unit, Ethernet turn CAN converter and are bi-directionally connected by cable and underground ring exchanger, and Ethernet turns
CAN converter is bi-directionally connected electronic control unit by data line, and electronic control unit connects data transmission by CAN interface unit
Line, CAN interface unit include CAN transceiver and CAN controller, and CAN transceiver is bi-directionally connected data line, CAN transceiver
It is bi-directionally connected with CAN controller, CAN controller is bi-directionally connected with electronic control unit, and electronic control unit is connect with wireline equipment.Pass through
CAN bus connects multiple CAN interface units and constitutes CAN network, and turns CAN converter by too net and CAN network is connected to well
Lower ethernet ring network realizes the communication of wireline equipment and underground ethernet ring network using CAN network, simplifies wiring, wired convenient for increasing
Equipment and node unit, compared to the stability that the direct-connected Ethernet of wireline equipment improves equipment communication.
The differential signal of data line is converted to binary code stream and received by CAN transceiver, and CAN controller will receive
Binary code stream parsed and received, carry out transmitting-receiving comparison in the process, go position filling, execute the operation such as CRC check.
Signal that CAN controller will export is generated CAN frame and is sent in a manner of binary code stream, in the process into
The operations such as line position filling, addition CRC check, response detection；Binary code stream is converted to differential signal and is sent to by CAN transceiver
Data line, then Ethernet is sent to by data line and turns CAN converter, ether is sent to after change data communications protocol
Net.
Underground ring exchanger connects multiple wireless base stations wifi, the wireless base station wifi and wireless terminal device by cable
It is connected by wifi.Wireless terminal device is connected to ether by the wireless connection of the wireless base station wifi and wireless terminal device
Net.
Further, electronic control unit includes electronic control unit processor, and electronic control unit processor is bi-directionally connected with CAN controller,
Electronic control unit processor connects wireline equipment.Electronic control unit processor receives or up-delivering signal is set to CAN controller, and to wired
It is standby to be controlled.
Further, wireline equipment is actuator, the signal input part of actuator and the signal of electronic control unit processor
Output end connection；Electronic control unit processor is preferably microprocessor PIC16F873.
Further, wireline equipment is sensor, the signal output end of sensor and the signal of electronic control unit processor
Input terminal connection；Electronic control unit processor is preferably microprocessor C8051F041.
Further, actuator is pneumatic actuator or hydraulic executer or Electric Actuator.
Further, sensor is sensing methane concentration device, carbonomonoxide concentration sensor, gas concentration lwevel sensing
Device, oxygen concentration sensor, concentration of hydrogen sulfide sensor, humidity sensor, temperature sensor, air velocity transducer.
Further, wireless terminal device includes mining WIFI mobile phone, RFID reader, portable gas explosion sensor, wherein
RFID reader connects WIFI module by cable, and the model of the WIFI module is preferably KB3070-N WiFi DTU.
Further, core ring exchanger connects server by internet or cable.
Further, the model Philip SJA1000 of CAN controller.
Further, the model PCA82C250 of CAN transceiver.
Further, Ethernet turns the model CANET-4E-U of CAN converter.
Further, underground ring exchanger, 100,000,000 ring exchangers using Shandong Zhong Mei Electrical Appliances Co., Ltd it is mining every
Quick-fried type interchanger KJJ660.
Further, gigabit ring exchanger is rubbed Sha's ethernet switch EDS-518A-SS-SCMOXA using Taiwan.
Further, core ring exchanger is rubbed Sha's network management type Ethernet switch IKS-G6824-4-L3P using Taiwan.
The working principle of the invention: the present invention constructs shellring net, improves the reliability of coal mine network communication, and utilizes
CAN network connects wireline equipment, connects wireless terminal device using wireless base station, realizes the synthesis ether Netcom of underground equipment
Letter, will be linked to Ethernet ring net using CAN bus on wireline equipment, using CAN network serious forgiveness, advantage high, at low cost is improved
The stability of underground equipment operation, improves the stability of coal mine safety monitoring and control.
Embodiment two
As shown in Fig. 2, on the basis of example 1, second level industry ethernet ring network connects multiple underground ethernet ring networks.
Multiple underground ethernet ring networks are formed by the way that a fairly large number of underground ring exchanger in polycyclic dispersion underground is arranged, are reduced
The quantity of volume underground ring exchanger in the ethernet ring network of underground improves network stabilization.
Embodiment three
As shown in figure 3, coal mine safety monitoring alarm control system further includes video monitoring component, video monitoring component includes
PTZ camera, gun type camera, dome type camera and hand-held camera, PTZ camera, gun type camera and hemisphere camera shooting
The video signal output of machine connects underground ring exchanger by cable, and hand-held camera connects wireless wifi base by WIFI
It stands, the control signal input of PTZ camera connects electronic control unit, and electronic control unit connects underground looped network by CAN network and exchanges
Machine.
Different types of video camera set is transmitted into signal by ethernet ring network, and control letter is issued by ethernet ring network
Number arrive CAN network, video camera control to needs such as PTZ cameras by bottom CAN network sends control signal, solution with
Too network control PTZ camera needs to be equipped with transcoder and control signal transmits unstable problem.
Example IV
As shown in figure 4, coal mine safety monitoring alarm control system further includes clock sync component, clock sync component includes
Level-one time service server, Beidou time signal reception device and second level time service server, the input terminal of level-one time service server with
The output end of Beidou time signal reception device connects, and level-one time service server and core ring exchanger pass through the two-way company of cable
It connects, second level time service server is bi-directionally connected by cable and 100,000,000 ring exchangers.
Beidou time signal reception device receives satellite time signals, and sends level-one time service clothes for satellite time signals
Business device, level-one time service server via Ethernet make second level time service service to second level time service server tranmitting data register sync message
Device is synchronous with level-one time service server time, and second level time service server passes through underground ethernet ring network and CAN network to wireless terminal
Equipment and wireline equipment tranmitting data register sync message keep wireless terminal device and wireline equipment and second level time service server time same
Step.Two-stage clock synchronous network network, second level time service server and one are carried out by level-one time service server and second level time service server
Grade time service server time carries out time synchronization with wireless terminal device and wireline equipment again after synchronizing, and avoids level-one time service service
Device is directly synchronous with wireless terminal device and wireline equipment by multistage looped network, reduces network load, and it is synchronous to improve clock
The stability of network；
Further, by level-one time service server via Ethernet and CAN net after second level time service server goes wrong
Network is to wireless terminal device and wireline equipment tranmitting data register sync message.
Further, clock sync message is NTP message, and it is synchronous to carry out clock based on Network Time Protocol.
The embodiments described above only express several embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously
Limitations on the scope of the patent of the present invention therefore cannot be interpreted as.It should be pointed out that for those of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to guarantor of the invention
Protect range.
Claims (8)
1. a kind of coal mine safety monitoring alarm control system, it is characterised in that: including level-one industry ethernet ring network, second level industry with
Too looped network, underground ethernet ring network and CAN network, level-one industry ethernet ring network connect second level industry ethernet ring network, second level industry with
Too looped network connects underground ethernet ring network, and underground ethernet ring network connects CAN network；
Underground ethernet ring network includes multiple underground ring exchangers, underground ring exchanger be sequentially connected by cable and with one
100000000 ring exchangers connect and compose looped network；
Second level industry ethernet ring network includes multiple 100,000,000 ring exchangers, 100,000,000 ring exchangers be sequentially connected by cable and with
Two gigabit ring exchangers connect and compose looped network；
Level-one industry ethernet ring network includes multiple gigabit ring exchangers, gigabit ring exchanger be sequentially connected by cable and with
Core ring exchanger connects and composes looped network；
Underground ring exchanger connects wireline equipment by CAN network, and CAN network includes that Ethernet turns CAN converter, interface list
Member and electronic control unit, Ethernet turn CAN converter and are bi-directionally connected by cable and underground ring exchanger, and Ethernet turns CAN and turns
Parallel operation is bi-directionally connected electronic control unit by data line, and electronic control unit connects data line, CAN by CAN interface unit
Interface unit includes CAN transceiver and CAN controller, and CAN transceiver is bi-directionally connected data line, and CAN transceiver and CAN are controlled
Device processed is bi-directionally connected, and CAN controller is bi-directionally connected with electronic control unit, and electronic control unit is connect with wireline equipment；Connected by CAN bus
It connects multiple CAN interface units and constitutes CAN network, and CAN converter is turned by too net, CAN network is connected to underground ether ring
Net realizes the communication of wireline equipment and underground ethernet ring network using CAN network；
Underground ring exchanger connects multiple wireless base stations wifi by cable, and the wireless base station wifi passes through with wireless terminal device
Wifi connection；Wireless terminal device is connected to Ethernet by the wireless connection of the wireless base station wifi and wireless terminal device.
2. a kind of coal mine safety monitoring alarm control system according to claim 1, it is characterised in that: the electronic control unit
Including electronic control unit processor, electronic control unit processor is bi-directionally connected with CAN controller, and the connection of electronic control unit processor is wired to be set
It is standby；Electronic control unit processor receives or up-delivering signal is controlled to CAN controller, and to wireline equipment.
3. a kind of coal mine safety monitoring alarm control system according to claim 1, it is characterised in that: the wireline equipment
Signal input part for actuator, actuator is connect with the signal output end of electronic control unit processor.
4. a kind of coal mine safety monitoring alarm control system according to claim 1, it is characterised in that: the wireline equipment
Signal output end for sensor, sensor is connect with the signal input part of electronic control unit processor.
5. a kind of coal mine safety monitoring alarm control system according to claim 1, it is characterised in that: the wireless terminal
Equipment includes mining WIFI mobile phone, RFID reader, portable gas explosion sensor, and wherein RFID reader is connected by cable
WIFI module.
6. a kind of coal mine safety monitoring alarm control system according to claim 1, it is characterised in that: the second level industry
Ethernet ring network connects multiple underground ethernet ring networks；The more underground ring exchanger of discrete quantities forms multiple underground ether rings
Net.
7. a kind of coal mine safety monitoring alarm control system according to claim 1, it is characterised in that: coal mine safety monitoring
Alarm control system further includes video monitoring component, and video monitoring component includes PTZ camera, gun type camera, hemisphere camera shooting
Machine and hand-held camera, PTZ camera, gun type camera are connected with the video signal output of dome type camera by cable
Underground ring exchanger, hand-held camera connect the wireless base station wifi, the control signal input of PTZ camera by WIFI
Electronic control unit is connected, electronic control unit connects underground ring exchanger by CAN network.
8. a kind of coal mine safety monitoring alarm control system according to claim 1, it is characterised in that: coal mine safety monitoring
Alarm control system further includes clock sync component, and clock sync component includes that level-one time service server, Beidou time signal connect
Receiving apparatus and second level time service server, the input terminal of level-one time service server and the output end of Beidou time signal reception device connect
It connects, level-one time service server is bi-directionally connected with core ring exchanger by cable, and second level time service server passes through cable and hundred
Million ring exchangers are bi-directionally connected；
Beidou time signal reception device receives satellite time signals, and sends level-one time service service for satellite time signals
Device, level-one time service server via Ethernet make second level time service server to second level time service server tranmitting data register sync message
Synchronous with level-one time service server time, second level time service server is set by underground ethernet ring network and CAN network to wireless terminal
Standby and wireline equipment tranmitting data register sync message, keeps wireless terminal device and wireline equipment and second level time service server time same
Step.
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