CN201237641Y - Positioning and monitoring system for mine - Google Patents
Positioning and monitoring system for mine Download PDFInfo
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- CN201237641Y CN201237641Y CNU2008200535336U CN200820053533U CN201237641Y CN 201237641 Y CN201237641 Y CN 201237641Y CN U2008200535336 U CNU2008200535336 U CN U2008200535336U CN 200820053533 U CN200820053533 U CN 200820053533U CN 201237641 Y CN201237641 Y CN 201237641Y
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Abstract
The utility model discloses a positioning monitoring system used for a mine shaft and is characterized by comprising a monitoring host, a positioning base station and a plurality of intelligent cards; the monitoring host is connected with the positioning base station which is arranged under the mine shaft and is connected with the plurality of intelligent cards in a wireless communication mode; and the communication of the plurality of intelligent cards and the positioning base station adopts an RFID wireless communication mode with time division multiplexing. The system adopts a communication mode of combination of a master-slave communication and multimaster communication and has the functions of strong real time, high safety, positioning detection of staffs and monitoring environmental parameter under the mine shaft and the like.
Description
Technical field
The utility model belongs to electronic communication and detection range, relates to a kind of mine positioning monitoring system.
Background technology
Coal industry is the basis and the important component part of national economy.But the colliery also is the key industry of China's current safety industrial accident pilosity, and situation of production is very severe.In recent years, for various reasons, the accident of mine disaster of China frequently takes place, and has brought serious life and property loss to the country and people.National raw coal output was 23.25 hundred million tons in 2006, dead 4746 people, 1,000,000 tons of mortality ratio 2.04.Such data are tens times even hundreds of times of western developed country, make us startling.This situation certainly will influence the sustainable sound development of China's economy and the realization of all-round construction harmonious society ambitious goal if can not be effectively controlled.
The domestic mine personnel positioning system that comes into operation at present has a variety of, but the following shortcoming of ubiquity: 1. function singleness, only possess the personnel positioning function, and the environmental parameters such as gas density under can not monitor well can not be carried out danger early warning.2. adopt single master-slave communication mode or multi-master communication mode, the real-time of system, poor stability more.3. when mine disaster takes place, lack auxiliary supporting search and rescue equipment, in case mine disaster takes place, the search efficiency of trapped personnel is low.4. adopt traditional RFID technology to carry out the personnel in the pit location more, be difficult to solve RFID skip problem.
The utility model content
Technical problem to be solved in the utility model is that a kind of mine positioning monitoring system is provided.
The utility model is to solve the problems of the technologies described above the technical scheme that is adopted to be:
A kind of mine positioning monitoring system is characterized in that, comprises monitoring host computer, locating base station and a plurality of smart card, and monitoring host computer is connected with locating base station, and locating base station is arranged on the down-hole, is connected with a plurality of smart card radio communications.
Communicating by letter of a plurality of smart cards and locating base station adopted based on time-multiplexed RFID wireless communications mode.(RFID is the abbreviation of Radio Frequency Identification, and promptly radio-frequency (RF) identification is commonly called as electronic tag, is a kind of wireless contactless automatic identification technology)
The communication mode that adopts master-slave communication and multi-master communication to combine between monitoring host computer and the locating base station.Adopt the master-slave communication pattern during normal operating conditions, adopt the multi-master communication pattern during fault.
Locating base station is a plurality of, is connected with monitoring host computer by the CAN bus.CAN (Controller AreaNetwork) belongs to the category of fieldbus, and it is the serial communication network of distributed control of a kind of effective support or real-time control.
As improvement, microprocessor, analog to digital converter and firedamp sensor are arranged on the smart card, firedamp sensor is connected with microprocessor in the smart card by analog to digital converter.
As improvement, smart card also is provided with Temperature Humidity Sensor, and this Temperature Humidity Sensor is connected with microprocessor in the smart card by analog to digital converter.
As improvement, monitoring host computer communicates to connect by the Internet or wireless communication system and long-range server or data processing terminal, is used for field data is sent to long-range server or data processing terminal, so that realize remote monitoring.Described wireless communication system comprises GSM, CDMA, 3-G (Generation Three mobile communication system) etc., need be at the relevant wireless transmitter of monitoring host computer end configuration.
The beneficial effects of the utility model are:
(1) each the underground work personnel of real-time monitoring to underground work personnel positioning and position dispose a smart card, and the data in real time at scene is sent to monitoring host computer, by monitoring host computer the scene are monitored.
(2) safe.By firedamp sensor and Temperature Humidity Sensor, detect on-the-spot gas density and humiture parameter in real time, when exceeding standard, gas density in time reports to the police, effectively improve the security of system.
(3) adopt TDMA (time division multiplex) technology to solve RFID skip problem.
(4) remote monitoring.Native system is communicated by letter with long-range device by the Internet or wireless communication system, realizes long-range monitoring.
When (5) mine disaster takes place, can improve rescue speed.According to monitoring, when mine disaster takes place,, can in time organize effective rescue according to the particular location that positional information finds mine disaster to take place rapidly to concrete underground work personnel's position.
The real-time of this system, good stability, normal condition can position tracking, gas is monitored and the concentration over-standard warning the personnel in the pit, and mine disaster can position search and rescue to the personnel in the pit when taking place.
Description of drawings
Fig. 1 the utility model one-piece construction synoptic diagram;
Fig. 2 the utility model smartcard internal structural representation;
Fig. 3 the utility model locating base station inner structure synoptic diagram.
Embodiment
The utility model is described in further detail below in conjunction with the drawings and specific embodiments.
Embodiment 1:
Mine personnel location search and rescue system is made up of locating base station, the smart card of monitoring host computer, WEB server, communication processor, printer, large screen display and the down-hole on ground as shown in Figure 1.Locating base station is connected with monitoring host computer by the CAN bus.The mine of present embodiment is made up of ground monitoring subsystem and personnel in the pit's positioning subsystem two parts with positioning monitoring system.Described ground monitoring subsystem hardware part is made up of monitoring host computer, WEB server, communication processor, printer, display etc.Wherein communication processor is responsible for down-hole CAN bus signals is converted to the RS-232 signal; HUB is used for the uphole equipment network and connects; Monitoring host computer is used for runs administrative software, and the distribution situation that dynamically shows the personnel in the pit directly perceived on computer screen comes into plain view the supvr; INTERNET (the Internet) remote monitoring is passed through for supervision department in store data storehouse in the WEB server; Printer is mainly used to print forms such as personnel's monitoring management.
The monitoring in real time of described Monitor And Control Subsystem software section, information management, remote monitoring three big modules are formed.The major function of real-time monitoring module is that real-time monitor message data acquisition and data loading are preserved.The major function of information management module is to the data query of having preserved go forward side by side line data excavation and functions such as statistics, form.For not needing open and responsive data to manage by authorized user,, make things convenient for the public to inquire about by network for can disclosed data issuing by Web server by user side (Client end).
Described personnel in the pit's positioning subsystem is made up of locating base station, CAN bus and smart card.Wherein locating base station is responsible for the information such as identity coding, the gas density in the tunnel, humiture of acquisition process mine personnel, and gives the ground monitoring main frame with them; Preserve employee's identity coding in the smart card, and constantly send this coding towards periphery, can send out wireless alarm signal when mine disaster takes place.
The communication network of present domestic mine personnel positioning system adopts master-slave communication or two kinds of single communication modes of multi-master communication more.In the master-slave communication mode, communication contention aware can not occur, but slave station is when only receiving the search request of main website, could and master station communication, system can not in time respond accident, real-time is relatively poor; Each node in the multi-master communication pattern all can initiatively send data, but communication contention aware can occur, if the capacity of system is very big, stability will reduce greatly.Therefore, in conjunction with the advantage of two kinds of communication modes, the communication mode that native system adopts master-slave communication and multi-master communication to combine.Under the normal condition, system adopts the master-slave communication pattern, per 20 seconds of monitoring equipment (monitoring host computer) with the inquiry of all base stations (locating base station) in mine laneway or the workplace once, any moment has only have the right request communication of main website (monitoring host computer), and each slave station (locating base station) could transmission information after only receiving the request of main website.Under the abnormal conditions, system adopts the multi-master communication pattern, the remote alarm frame is earlier sent out to main frame (monitoring host computer) in the base station, and main frame receives behind this frame according to its content to the relevant warning information of base station requests, and main frame is issued with detailed warning message after receiving the claim frame of main website in the base station.If initiatively report to the police to main frame simultaneously in a plurality of base stations, these CAN nodes will be by CSMA/CD mode competition bus, elder generation that right of priority is high and main-machine communication.
RFID anti-collision algorithm that present domestic mine personnel positioning system employing is traditional such as time slot A LOHA, dynamic frame time slot A LOHA method, binary search method etc., these algorithm throughputs are low, be difficult to solve jumbo radio-frequency card identification problem and skip rate height, are difficult to satisfy the requirement of personnel in the pit location.Therefore, the collision and the skip problem of common TDMA technology solution radio-frequency card in the employing network service of native system innovation.The communication time slot of TDMA technology by rational distribution card reader and each radio-frequency card is converted into point-to-point communication with the communication mode of point-to-multipoint, avoids the purpose of colliding to reach.
Described smartcard internal structure as shown in Figure 2.Wherein button is used for reporting to the police; Power supply is responsible for radio frequency chip working power is provided; ROM is used for application storing; A/D converter (analog to digital converter) can connect the input of 8 tunnel analog quantitys, is used for the extended wireless sensing function; MCU (microprocessor) is responsible for the transmitting-receiving of control radio-frequency (RF) transceiver; The SPI mouth is responsible for communicating by letter between radio-frequency (RF) transceiver and MCU; Radio-frequency (RF) transceiver and antenna constitute RF transmit-receive circuit, are responsible for and the communicating by letter of card reader, and receiving behind the request signal of card reader encodes the employee is transmitted to card reader.Smart card adopts the CC2430 chip as the radio communication chip.CC2430 is the SOC (system on a chip) that is used for realizing embedded ZigBee application that Chipcon company releases.It supports 2.4GHz IEEE 802.15.4/ZigBee agreement.The functional module of this SOC (system on a chip) is integrated CC2420 RF transceiver, the 8051MCU that strengthens industrial standard and 14 A/D converters of 8 inputs, hardware supported avoid conflict carrier sense multiple access technology.The maximum reception and transmission range of this card field can reach 200 meters, and transmitting-receiving also can reach 100 meters in the corridor, and its maximum transmission power is 0DBm (1 milliwatt) only, and reiving/transmitting state is fit to the downhole wireless data transmission less than 192 microseconds switching time very much, reaches personnel in the pit's positioning requirements.
Described locating base station inner structure as shown in Figure 3.Wherein gas testing circuit interface links to each other with the firedamp sensor circuit, is mainly used to the gas density in the sense channel; The humiture testing circuit is used for gathering near the humiture of repeater; MCU is the information processing centre of base station; Warning circuit during the gas concentration over-standard, sends alerting signal in passage; The flame proof power supply mainly is to utilize in the mine passage existing power transmission system to power for the base station, to guarantee its operation under normal circumstances; Reserve battery can guarantee that locating base station works under abnormal conditions; CAN protocol controller and CAN driving circuit have constituted the CAN telecommunication circuit, are responsible for visit and the conversion of signals of MCU to bus; The card reader interface circuit links to each other with card reader, is responsible for receiving the miner and carries employee's coding or the wireless alarm signal that smart card sends.Microcontroller in the locating base station adopts the AT89C52 chip of atmel corp; Card reader adopts the nRF24 chip, and structure and smart card are similar, and this circuit links to each other with microcontroller by the expansion mouth; CAN bus communication circuit is made up of every circuit, PCA82C250 CAN driver SJA1000 CAN bus controller, 6N137 light; The humiture testing circuit adopts the SHT11 sensor design; The gas testing circuit adopts the MJC4/3.0L sensor design; Power circuit is made up of L7805 and AMS1117, to system provide+5V and+the 3.3V direct supply.
The present embodiment principle of work is as follows: under the normal condition, the card reader in the locating base station of down-hole constantly sends wireless signal around it.There is an effective signal coverage each base station (locating base station).The smart card that the miner carries is activated after entering these signal coverage, and employee's data message of preserving is within it sent to the base station; On behalf of the base coded in geographic position, tunnel, the base station will pack together with employee's data of receiving and deliver to ground-based computer (monitoring host computer); After the ground monitoring computing machine is received this information, through corresponding monitoring software analytical calculation mine personnel place particular location.
When mine disaster took place, the employee was by the smart card alert signal of transmitting messages, and this signal passes to ground by bus.After the ground main control computer is received this signal, analyze the Position Approximate that just can draw the place where the accident occurred by calling corresponding software.After this, can be by rescue worker's search and rescue of going into the well, to realize accurate search and rescue.
This mine possesses following function with positioning monitoring system: 1. personnel positioning measuring ability.Detect the residing area information of personnel of going into the well in real time, realize personnel positioning and tracing management function the employee that goes into the well.2. subsurface environment parameter monitoring function.Monitoring downhole safety relevant sensitization data message can detect physical messages such as fire damp concentration, carbonomonoxide concentration, temperature, humidity in real time.3. automatic warning function.When down-hole locating base station, related sensor equipment or telecommunication cable and transmission interface broke down, aboveground monitoring host computer had corresponding demonstration and warning function; When the gas density that detects the somewhere, down-hole exceeded standard, locating base station and aboveground monitoring host computer all can send warning; When the miner was strayed into the forbidden zone, down-hole, locating base station was reported to the police.4. safety guarantee function.System can know the distribution situation of personnel in the pit and visual plant rapidly according to the historical data information that stores in the database, in case the mine disaster occurs, can position and search on-the-spot trapped personnel rapidly.5. attendance management function.The information classifications such as number of times, the down-hole residence time of the personnel of going into the well being gone into the well by operating platform dedicated management software are added up, and are convenient to examination, realize staff's the work attendance statistics management function and the printing of relevant form.6. production scheduling function.By calling the data in the database, can inquire about personnel in the pit's distribution situation and carry out personnel assignment as required rapidly, realize distributing rationally of down-hole limited resources, reach the effect of getting twice the result with half the effort.
Claims (7)
1. a mine positioning monitoring system is characterized in that, comprises monitoring host computer, locating base station and a plurality of smart card, and monitoring host computer is connected with locating base station, and locating base station is arranged on the down-hole, is connected with a plurality of smart card radio communications.
2. a kind of mine positioning monitoring system as claimed in claim 1 is characterized in that, communicating by letter of a plurality of smart cards and locating base station adopted based on time-multiplexed RFID wireless communications mode.
3. a kind of mine positioning monitoring system as claimed in claim 1 is characterized in that, the communication mode that adopts master-slave communication and multi-master communication to combine between monitoring host computer and the locating base station.
4. a kind of mine positioning monitoring system as claimed in claim 1 is characterized in that locating base station is a plurality of, is connected with monitoring host computer by the CAN bus.
5. a kind of mine positioning monitoring system as claimed in claim 1 is characterized in that microprocessor, analog to digital converter and firedamp sensor are arranged on the described smart card, and firedamp sensor is connected with microprocessor in the smart card by analog to digital converter.
6. a kind of mine positioning monitoring system as claimed in claim 5 is characterized in that described smart card also is provided with Temperature Humidity Sensor, and this Temperature Humidity Sensor is connected with microprocessor in the smart card by analog to digital converter.
7. as each described a kind of mine positioning monitoring system of claim 1 to 6, it is characterized in that monitoring host computer communicates to connect by the Internet or wireless communication system and long-range server or data processing terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200535336U CN201237641Y (en) | 2008-06-26 | 2008-06-26 | Positioning and monitoring system for mine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200535336U CN201237641Y (en) | 2008-06-26 | 2008-06-26 | Positioning and monitoring system for mine |
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| Publication Number | Publication Date |
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| CN201237641Y true CN201237641Y (en) | 2009-05-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNU2008200535336U Expired - Fee Related CN201237641Y (en) | 2008-06-26 | 2008-06-26 | Positioning and monitoring system for mine |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102289641A (en) * | 2011-06-29 | 2011-12-21 | 中国恩菲工程技术有限公司 | Method for intelligently identifying underground transportation routes of mine |
| CN102394906A (en) * | 2011-07-27 | 2012-03-28 | 深圳市翌日科技有限公司 | Gas detection method and gas detection system |
| CN102685668A (en) * | 2012-05-08 | 2012-09-19 | 武汉数阵信息集成技术有限公司 | Wireless positioning and safety management system for engineering constructors |
| CN102780720A (en) * | 2011-05-11 | 2012-11-14 | 北京天一众合科技股份有限公司 | Communication processing method for online system of local internet of things and local internet of things |
| CN103068121A (en) * | 2012-12-25 | 2013-04-24 | 中国矿业大学 | Mine intelligent illuminating system and control method based on internet of things |
| CN103089308A (en) * | 2012-12-29 | 2013-05-08 | 青岛中科软件股份有限公司 | Coal mine personnel positioning label system based on radio frequency identification device (RFID) technology |
| CN103118324A (en) * | 2011-11-16 | 2013-05-22 | 金更明 | CRS down-hole gas detection and miner location and emergency call system |
| CN103294011A (en) * | 2012-02-29 | 2013-09-11 | 江阴中科矿业安全科技有限公司 | Mine vehicle scheduling control system |
| CN105370320A (en) * | 2015-12-08 | 2016-03-02 | 南京信息工程大学 | Coal mine gas concentration detection and alarm system |
| CN102780720B (en) * | 2011-05-11 | 2016-12-14 | 北京天一众合科技股份有限公司 | Local Internet of Things on-line system and local Internet of Things communication processing method |
| CN109974771A (en) * | 2017-12-28 | 2019-07-05 | 北京元正数据科技有限公司 | A kind of method, apparatus and system monitoring subsurface environment |
| CN110349369A (en) * | 2019-07-18 | 2019-10-18 | 精英数智科技股份有限公司 | A kind of monitoring method, device, system and the storage medium in the blind lane of mine |
-
2008
- 2008-06-26 CN CNU2008200535336U patent/CN201237641Y/en not_active Expired - Fee Related
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102780720B (en) * | 2011-05-11 | 2016-12-14 | 北京天一众合科技股份有限公司 | Local Internet of Things on-line system and local Internet of Things communication processing method |
| CN102780720A (en) * | 2011-05-11 | 2012-11-14 | 北京天一众合科技股份有限公司 | Communication processing method for online system of local internet of things and local internet of things |
| CN102289641A (en) * | 2011-06-29 | 2011-12-21 | 中国恩菲工程技术有限公司 | Method for intelligently identifying underground transportation routes of mine |
| CN102394906A (en) * | 2011-07-27 | 2012-03-28 | 深圳市翌日科技有限公司 | Gas detection method and gas detection system |
| CN103118324A (en) * | 2011-11-16 | 2013-05-22 | 金更明 | CRS down-hole gas detection and miner location and emergency call system |
| CN103294011A (en) * | 2012-02-29 | 2013-09-11 | 江阴中科矿业安全科技有限公司 | Mine vehicle scheduling control system |
| CN103294011B (en) * | 2012-02-29 | 2015-11-18 | 江阴中科矿业安全科技有限公司 | Mine vehicle dispatching control system |
| CN102685668B (en) * | 2012-05-08 | 2015-04-22 | 武汉数阵信息集成技术有限公司 | Wireless positioning and safety management system for engineering constructors |
| CN102685668A (en) * | 2012-05-08 | 2012-09-19 | 武汉数阵信息集成技术有限公司 | Wireless positioning and safety management system for engineering constructors |
| CN103068121A (en) * | 2012-12-25 | 2013-04-24 | 中国矿业大学 | Mine intelligent illuminating system and control method based on internet of things |
| CN103068121B (en) * | 2012-12-25 | 2015-12-09 | 中国矿业大学 | A kind of mine intelligent lighting system based on Internet of Things |
| CN103089308A (en) * | 2012-12-29 | 2013-05-08 | 青岛中科软件股份有限公司 | Coal mine personnel positioning label system based on radio frequency identification device (RFID) technology |
| CN105370320A (en) * | 2015-12-08 | 2016-03-02 | 南京信息工程大学 | Coal mine gas concentration detection and alarm system |
| CN109974771A (en) * | 2017-12-28 | 2019-07-05 | 北京元正数据科技有限公司 | A kind of method, apparatus and system monitoring subsurface environment |
| CN110349369A (en) * | 2019-07-18 | 2019-10-18 | 精英数智科技股份有限公司 | A kind of monitoring method, device, system and the storage medium in the blind lane of mine |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090513 Termination date: 20100626 |