CN114050849A - Coal mine dispatching communication system - Google Patents
Coal mine dispatching communication system Download PDFInfo
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- CN114050849A CN114050849A CN202111489977.0A CN202111489977A CN114050849A CN 114050849 A CN114050849 A CN 114050849A CN 202111489977 A CN202111489977 A CN 202111489977A CN 114050849 A CN114050849 A CN 114050849A
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- dispatching
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- 238000004891 communication Methods 0.000 title claims abstract description 43
- 239000003245 coal Substances 0.000 title claims abstract description 34
- 229920002554 vinyl polymer Polymers 0.000 claims 1
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- 238000012423 maintenance Methods 0.000 abstract description 13
- 230000006872 improvement Effects 0.000 description 9
- 238000004519 manufacturing process Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 238000009434 installation Methods 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 239000007789 gas Substances 0.000 description 3
- 238000005065 mining Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- -1 fire Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000003672 processing method Methods 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000002817 coal dust Substances 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000005672 electromagnetic field Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 230000008571 general function Effects 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000006855 networking Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000011664 signaling Effects 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/54—Systems for transmission via power distribution lines
- H04B3/544—Setting up communications; Call and signalling arrangements
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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
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C7/00—Arrangements for writing information into, or reading information out from, a digital store
- G11C7/16—Storage of analogue signals in digital stores using an arrangement comprising analogue/digital [A/D] converters, digital memories and digital/analogue [D/A] converters
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/738—Interface circuits for coupling substations to external telephone lines
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M3/00—Automatic or semi-automatic exchanges
- H04M3/42—Systems providing special services or facilities to subscribers
- H04M3/42365—Presence services providing information on the willingness to communicate or the ability to communicate in terms of media capability or network connectivity
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Mining & Mineral Resources (AREA)
- Power Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Telephonic Communication Services (AREA)
Abstract
The invention discloses a coal mine dispatching communication system which comprises an aboveground device and an underground device, wherein a communication cable is connected between the aboveground device and the underground device, the aboveground device comprises a power supply system, a dispatching telephone switch, a recording server, a dispatching host, a plurality of first telephone couplers and a plurality of second telephone couplers, the underground device comprises a plurality of intrinsically safe automatic telephones, the plurality of intrinsically safe automatic telephones are respectively and sequentially connected with the plurality of first telephone couplers and the plurality of second telephone couplers, the power supply system comprises an AC220V power supply and a UPS power supply, and the AC220V power supply and the UPS power supply are connected to the dispatching telephone switch in parallel. The invention has clear and simple structure, convenient and timely problem handling, high safety, perfect functions, high reliability and convenient maintenance and management, can reduce potential safety hazards to a great extent and is suitable for various enterprises and public institutions to command, dispatch and communicate.
Description
Technical Field
The invention belongs to the technical field of coal mine communication, and particularly relates to a coal mine dispatching communication system.
Background
Because coal production mainly works underground, the working environment is severe (the working area is narrow and small, the illumination is poor, the coal production is humid and corrosive), unsafe factors are many (the threats of accidents such as water, fire, gas and a roof are mainly), and personnel and equipment mobility is large. From the production operation process, the underground multi-station combined flow water operation device has the characteristic of multi-station combined flow water operation, a plurality of heavy equipment frequently participates in the operation, the requirements on transportation, installation and debugging matching among the equipment are high, and the information transmission must be timely and accurate. Meanwhile, the management department and the production auxiliary link of the coal mine ground have all the characteristics of ground factory production. Therefore, the coal mine communication network must meet the requirements of underground safety and production, ground production, command, management, life of people and the like.
The coal mine dispatching communication system in the prior art is single in general function, poor in reliability, difficult and complex in maintenance and management, and when the system is used in a coal mine, due to the fact that stability and maintenance and management are inconvenient, once problems occur, the problems cannot be solved in time, great safety accidents can be caused, and great potential safety hazards are caused.
Therefore, in order to solve the above technical problem, there is a need to provide a coal mine dispatching communication system.
Disclosure of Invention
The invention aims to provide a coal mine dispatching communication system to solve the problems.
In order to achieve the above object, an embodiment of the present invention provides the following technical solutions:
a coal mine dispatching communication system comprises an aboveground device and a downhole device, wherein a communication cable is connected between the aboveground device and the downhole device;
the aboveground device comprises a power supply system, a dispatching telephone switch, a recording server, a dispatching host, a plurality of first telephone couplers and a plurality of second telephone couplers;
the underground device comprises a plurality of intrinsically safe automatic telephones which are respectively connected with a plurality of first telephone couplers and a plurality of second telephone couplers in sequence.
As a further improvement of the present invention, the power supply system includes an AC220V power supply and a UPS power supply, the AC220V power supply and the UPS power supply being connected in parallel to the dispatch telephone switch.
As a further improvement of the present invention, a power lightning arrester, specifically a lightning protection socket, is installed between the AC220V power supply and the dispatching telephone exchange.
As a further improvement of the invention, network cables are connected between the dispatching telephone exchange and the recording server and between the dispatching host and the dispatching telephone exchange and between the recording server and the dispatching host, and the network cables are RJ45 network cables.
As a further improvement of the present invention, the number of the first telephone couplers is 72, one of the first telephone couplers is connected with one of the intrinsically safe automatic telephones, and a communication cable is connected between the first telephone coupler and the intrinsically safe automatic telephone.
As a further improvement of the present invention, the number of the second telephone couplers is 72, one of the second telephone couplers is connected with one of the intrinsically safe automatic telephones, and a communication cable is connected between the second telephone coupler and the intrinsically safe automatic telephone.
As a further improvement of the invention, the communication cable is a polyethylene insulated aluminum-polyethylene bonding layer polyvinyl chloride sheathed communication cable for coal mines.
As a further improvement of the present invention, the first telephone coupler is a model KTA12 mining safety coupler, and the second telephone coupler is a model KTA118 mining safety coupler.
As a further improvement of the invention, the dispatching telephone exchange is the NubizNC5200C dispatching telephone exchange.
As a further improvement of the invention, the intrinsically safe automatic telephone is an intrinsically safe automatic telephone of the type KTH 15.
Compared with the prior art, the invention has the following advantages:
the invention has clear and simple structure, convenient and timely problem handling, high safety, perfect functions, high reliability and convenient maintenance and management, can reduce potential safety hazards to a great extent and is suitable for various enterprises and public institutions to command, dispatch and communicate.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a coal mine dispatching communication system according to an embodiment of the present invention;
fig. 2 is a diagram of main structural models of a coal mine dispatching communication system in an embodiment of the present invention.
Detailed Description
The present invention will be described in detail below with reference to embodiments shown in the drawings. The embodiments are not intended to limit the present invention, and structural, methodological, or functional changes made by those skilled in the art according to the embodiments are included in the scope of the present invention.
An embodiment of the invention discloses a coal mine dispatching communication system, which comprises a communication module.
1. Working environment conditions
1.1, equipment used in a machine room in the system can normally work under the following conditions:
1) ambient temperature: 15-35 ℃;
2) relative humidity: 40% -70%;
3) temperature change rate: less than 10 ℃/H, and no frost formation;
4) atmospheric pressure: 80-106 kPa;
5) dust, lighting, noise, electromagnetic field interference and grounding conditions specified in GB/T2887;
6) noise: not greater than 60dB (A).
1.2, the equipment used in the system for downhole operation should work properly under the following conditions:
1) ambient temperature: 0 to +40 ℃;
2) average relative humidity: not greater than 95% (+25 ℃);
3) atmospheric pressure: 80kPa to 106 kPa; 4) the mixture of methane and coal dust explosive gases, but no obvious vibration and impact, and no corrosive gas damaging insulation;
5) ambient noise conditions: less than or equal to 75dB (A).
2. Technical index
2.1, power supply
Ground ac supply voltage: AC 220V; power supply fluctuation range: 90 to 110 percent.
2.2 System Capacity
The maximum user capacity of the system is 144 gates (NubizNC5200C dispatching telephone exchange).
2.3, communication distance
The maximum communication distance of the system is 15 km.
2.4, calling
2.4.1, when a normal calling user is dispatched, the intermittent ratio of ringing signals of the telephone is 1:4 (vibration for 1s and stop for 4s), and the ringing signals can be modified through software setting; when a user normally calls and dispatches, the buzz signal interruption ratio of the dispatching desk is 1:1 (vibration for 1s, stop for 1 s); the frequency is 25 + -5 Hz.
2.4.2, phone ringing when dispatching the emergency call user, and buzz signal of dispatching desk when the user dispatches the emergency call, it is obviously different from ringing and buzz of the normal state; the intermittent ratio of the emergency call buzz signal is 1:1 (vibration is 0.5s, stop is 0.5 s); the frequency is 25 + -5 Hz.
2.4.3 System Call Sound
1) A ground dispatching exchanger: buzz loudness is not lower than 60dB (A);
2) a downhole subscriber station: ringing loudness is not lower than 85dB (A).
3. Main properties
3.1, scheduling function:
3.1.1, the dispatching telephone can realize non-blocking conversation with any user in the system through the dispatching telephone and has
1) When dispatching calling user, the dispatching desk has ringing display; the phone should respond to the ring reception, and the dispatching desk automatically rings off after the user hooks off the phone;
2) when the user calls for dispatching, the dispatching desk has audible signal and address display.
3.1.2, the system has a bidirectional calling function and is provided with:
1) when the user calls the dispatch emergently, the visible audible signal and address different from the normal call are displayed on the dispatching desk;
2) the dispatching desk can make an emergency call to any one, a group or all dispatching users; the dispatching desk has response display; audible signals that distinguish the phone from normal ringing;
3) and automatically putting into a recording device.
3.1.3, the dispatching can monitor the conversation state of the user, and the dispatching has the functions of monitoring, inserting and detaching.
3.2, exchange function:
and realizing the calling and talking among users in an automatic connection mode. The dispatching desk is provided with corresponding operation display and user state display.
3.3, display function:
3.3.1, each door of the user on the switchboard dispatching desk at least has the following display:
1) user call scheduling;
2) dispatching a calling user;
3) a user communicates;
4) user emergency call scheduling;
5) and dispatching the emergency call user.
3.3.2, the downhole user phone has the following display:
1) the user takes the phone off hook to display;
2) an emergency call display is sent.
3.4, recording function: the system has the function of automatically recording through a computer.
3.5, tandem function:
3.5.1, the connection with other communication systems can be realized through the trunk line.
3.5.2, when the call of the dispatching and relaying user needs to be suspended, the switchboard has the function of reserving the call user and continuing the call with the relaying user.
3.6, broadcast function:
the dispatching can open all or part of the underground user telephone of the coal mine, so that the simultaneous broadcasting of the voice is realized, and the recording equipment is automatically put into use at the moment.
3.7, selecting function:
1) urging to hang up a user who has not been on-hook for a long time;
2) a conference call;
3) displaying, timing and recording time;
4) self-checking the system;
5) displaying and printing on a screen;
6) continuous selection;
7) and (5) modifying the data.
4. System composition and principle of operation
4.1, System composition
The system consists of two parts, namely the ground (aboveground) and the underground, as shown in figure 1:
1) the surface (uphole) part mainly comprises: the system comprises a NubizNC5200C dispatching telephone switch, a dispatching host, a power supply lightning arrester, a recording server, a KTA12 mine safety coupler, a KTA118 mine safety coupler, a UPS power supply, a cable and other necessary equipment.
2) The downhole part mainly comprises: KTH15 intrinsically safe automatic telephones, MHYAV mining communication cables and other necessary equipment.
4.2, main working principle
The coal mine dispatching communication system adopts a digital exchange network and a computer two-stage decentralized control mode, all circuit boards are intelligent, the latest HCMOS integrated circuit and a special chip for the switch are used, the integration level is high, and the types of elements and the types of the circuit boards are few. The system has perfect relay interface and signaling and strong networking function, and can form a full digital or digital-analog mixed multi-level private network or a multi-level scheduling network. Centralized maintenance is possible when forming a multi-level private or dispatch network.
5. Matters of use
Before installing and using the devices of the coal mine dispatching communication system, product use specifications are read in detail and operated and maintained as required.
The following points should be noted:
1) the dispatching host machine needs professional operation, management and maintenance personnel, and can timely process the problems after the problems are found, so that the dispatching host machine and other equipment can ensure reliable normal operation.
2) To ensure reliable operation of the system, the system should be reliably grounded.
3) The underground equipment is frequently sent for underground maintenance so as to ensure the normal work of the system equipment.
4) All the devices do not allow live operation when installing wiring and replacing the devices. The power supply is stopped first, and after the equipment installation and wiring are checked to be correct, the power supply is supplied to the equipment.
5) It should be noted that the alternating current power supply and the ground power supply equipment in the system are prevented from sharing a cable, so that the normal operation is prevented from being influenced by the fluctuation of the power supply when the equipment is started.
6) Before equipment such as a NubizNC5200 dispatching telephone exchange and the like is accessed into the system, relevant product specifications are carefully read, and wiring and maintenance are carried out according to requirements.
6. Common fault and processing method
The common faults and the processing method encountered in the installation, debugging and using processes of the coal mine dispatching communication system are described as follows.
Call and dispatch function is not normal:
1) checking whether the power supply of the ground host is normal;
2) checking whether the optical cable connection is normal;
3) whether the system ground wire is intact;
the equipment in the system is debugged by professional staff, and the system should be quitted in time for maintenance when a fault occurs, so as not to influence the normal operation of the system. The operation is strictly carried out according to the product specification, and the initial installation is debugged by a manufacturer.
7. Maintenance and repair
The maintenance and management of the coal mine dispatching communication system in the using process has a direct relation on whether the system can normally run or not and can play a greater role in the production and management process.
1) Strict management and clear responsibility are required.
2) The supply voltage, in particular the battery voltage, is often taken care of to avoid that overdischarging or battery ageing adversely affects the device.
3) Attention is paid to the temperature and humidity in the machine room, and the temperature and humidity cannot exceed the use range.
4) And (4) observing the running condition of the dispatching host, and replacing the standby board if the running condition is abnormal.
5) Maintenance personnel should go into the well frequently and inspect each telephone equipment of the system, and the equipment is guaranteed to be intact.
6) Before all the devices are used, the specifications of the products are carefully read, and the technical parameters, the use range and the debugging mode of the products are known in detail, and particularly the wiring mode is noticed.
8. Transporting and storing
8.1, transportation
All devices in the packaged system can adapt to transportation modes such as water transportation, land transportation, air transportation and the like under the condition of avoiding direct rain and snow.
8.2, storage
All equipment in the system can be stored for one year under the environmental conditions that the temperature is-10 ℃ to +40 ℃ and the relative humidity is not more than 90 percent.
According to the technical scheme, the invention has the following beneficial effects:
the invention has clear and simple structure, convenient and timely problem handling, high safety, perfect functions, high reliability and convenient maintenance and management, can reduce potential safety hazards to a great extent and is suitable for various enterprises and public institutions to command, dispatch and communicate.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (10)
1. The coal mine dispatching communication system is characterized by comprising an aboveground device and a downhole device, wherein a communication cable is connected between the aboveground device and the downhole device;
the aboveground device comprises a power supply system, a dispatching telephone switch, a recording server, a dispatching host, a plurality of first telephone couplers and a plurality of second telephone couplers;
the underground device comprises a plurality of intrinsically safe automatic telephones which are respectively connected with a plurality of first telephone couplers and a plurality of second telephone couplers in sequence.
2. The coal mine dispatching communication system according to claim 1, wherein the power system comprises an AC220V power source and a UPS power source, the AC220V power source and the UPS power source being connected in parallel to the dispatching telephone switch.
3. The coal mine dispatching communication system of claim 2, wherein a power arrester is installed between the AC220V power supply and the dispatching telephone exchange.
4. The coal mine dispatching communication system according to claim 1, wherein network cables are connected between the dispatching telephone exchange and the recording server and the dispatching host.
5. The coal mine dispatching communication system according to claim 1, wherein the number of the first telephone couplers is 72, one intrinsically safe automatic telephone is connected to one first telephone coupler, and a communication cable is connected between the first telephone coupler and the intrinsically safe automatic telephone.
6. The coal mine dispatching communication system according to claim 1 or 5, wherein the number of the second telephone couplers is 72, one intrinsically safe automatic telephone is connected to one second telephone coupler, and a communication cable is connected between the second telephone coupler and the intrinsically safe automatic telephone.
7. The coal mine dispatching communication system according to claim 6, wherein the communication cable is a polyethylene-insulated aluminum-polyethylene-bonded polyvinyl chloride-sheathed communication cable for coal mines.
8. The coal mine dispatching communication system of claim 1, wherein the first telephone coupler is of the type KTA12 mine safety coupler and the second telephone coupler is of the type KTA118 mine safety coupler.
9. The coal mine dispatching communication system according to claim 1, wherein the dispatching telephone switch is a NubizNC5200C dispatching telephone switch.
10. The coal mine dispatching communication system of claim 1, wherein the intrinsically safe automatic telephone is a KTH15 intrinsically safe automatic telephone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111489977.0A CN114050849A (en) | 2021-12-08 | 2021-12-08 | Coal mine dispatching communication system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111489977.0A CN114050849A (en) | 2021-12-08 | 2021-12-08 | Coal mine dispatching communication system |
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| CN114050849A true CN114050849A (en) | 2022-02-15 |
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| CN202111489977.0A Pending CN114050849A (en) | 2021-12-08 | 2021-12-08 | Coal mine dispatching communication system |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1384392A (en) * | 1971-12-15 | 1975-02-19 | Plessey Co Ltd | Speech communication systems |
| CN203387583U (en) * | 2013-08-08 | 2014-01-08 | 肥城弘锦矿用科技有限公司 | Mining scheduling communication broadcast system |
| CN104153815A (en) * | 2014-08-27 | 2014-11-19 | 北京迪为双兴通讯技术有限公司 | Comprehensive integral mine dispatching communication system |
| CN109257510A (en) * | 2018-11-03 | 2019-01-22 | 天天安途(江苏)信息技术有限公司 | A kind of digital mine dispatching communications subsystem |
| CN112600984A (en) * | 2020-12-23 | 2021-04-02 | 北京迪为双兴通讯技术有限公司 | Centralized dispatching communication system for coal mines |
-
2021
- 2021-12-08 CN CN202111489977.0A patent/CN114050849A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1384392A (en) * | 1971-12-15 | 1975-02-19 | Plessey Co Ltd | Speech communication systems |
| CN203387583U (en) * | 2013-08-08 | 2014-01-08 | 肥城弘锦矿用科技有限公司 | Mining scheduling communication broadcast system |
| CN104153815A (en) * | 2014-08-27 | 2014-11-19 | 北京迪为双兴通讯技术有限公司 | Comprehensive integral mine dispatching communication system |
| CN109257510A (en) * | 2018-11-03 | 2019-01-22 | 天天安途(江苏)信息技术有限公司 | A kind of digital mine dispatching communications subsystem |
| CN112600984A (en) * | 2020-12-23 | 2021-04-02 | 北京迪为双兴通讯技术有限公司 | Centralized dispatching communication system for coal mines |
Non-Patent Citations (1)
| Title |
|---|
| 张兴伟: "浅谈煤矿调度通讯系统的重要性及应用", 《民营科技》 * |
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Application publication date: 20220215 |