CN103481919A - Mine railway crossing monitoring system based on GPRS (general packet radio service) communication - Google Patents
Mine railway crossing monitoring system based on GPRS (general packet radio service) communication Download PDFInfo
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- CN103481919A CN103481919A CN201210191187.9A CN201210191187A CN103481919A CN 103481919 A CN103481919 A CN 103481919A CN 201210191187 A CN201210191187 A CN 201210191187A CN 103481919 A CN103481919 A CN 103481919A
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Abstract
The invention discloses a mine railway crossing monitoring system based on GPRS (general packet radio service) communication. The mine railway crossing monitoring system based on the GPRS communication mainly consists of at least one group of magnetic-electric sensors, a signal processing circuit, a single chip computer, a GPRS double-frequency module and a main control mechanism, wherein two magnetic-electric sensors form one group of the magnetic-electric sensors and are symmetrically and respectively arranged on the inner side of each steel rail at the crossing of a mine railway by utilizing the axial line of the mine railway as an axis of symmetry. The signal processing circuit, the single chip computer, the GPRS double-frequency module and the main control mechanism are connected with the magnetic-electric sensors in sequence. The mine railway crossing monitoring system based on the GPRS communication has the advantage of realizing the automation and the informatization of the safety management of the railway crossing.
Description
Technical field
The present invention relates to railway monitoring, specifically the mine railway road monitoring system of pointer based on GPRS communication.
Background technology
Mine railway is the intermediate link that is connected state-owned railroads and mining area, is the important component part of Railway Transportation Network.According to relevant statistics, current domestic mine railway surpasses 20,000 kilometers and its a plurality of road junctions that usually distributing along the line.Because road junction is distributed in the bargh inside away from urban district mostly, and its quantity is many, the distance between dispersion and road junction, add that the unfixed of the cross-operation of various forms of transport in mining area and vehicle, personnel flow, make the safety management at mine railway road junction become very distinct issues.Therefore mine management at different levels department can not in time, accurately grasp the security situation at each road junction.
Summary of the invention
Problem to be solved by this invention is to provide a kind of mine railway road monitoring system based on GPRS communication, and this system can realize automation and the informationization of level crossing safety management.
Technical scheme provided by the invention is: the mine railway road monitoring system based on GPRS communication, main by least one group of magnetoelectric transducer that is placed on rail inboard, mine railway road junction, and the signal processing circuit be connected successively with magnetoelectric transducer, micro controller system, GPRS bis-frequency modules, main control computer form; The number of described each group magnetoelectric transducer is 2, and it is axis of symmetry that 2 magnetoelectric transducers be take respectively the axis of mine railway, is placed on respectively the inboard of mine railway road junction rail in symmetrical mode.
Described micro controller system is the Atmega128 singlechip chip.
The interface circuit that described GPRS bis-frequency modules are comprised of the MC55 chip.
Described main control computer is PC.
Comprise two groups of magnetoelectric transducers that are placed on rail inboard, mine railway road junction, described two groups of magnetoelectric transducers all are connected with signal processing circuit, wherein, between first group of magnetoelectric transducer and second group of magnetoelectric transducer, have gap.
Described main control computer also is connected with the intersection alarm device that is arranged on road junction.
Described intersection alarm device is combined aural and visual alarm.
Described main control computer also is connected with the cross barrier at grade crossing landing machine that is arranged on road junction.
Described main control computer also is connected with the grade crossing signal that is arranged on road junction.
Description based on said structure, the present invention, adopt one group of magnetoelectric transducer whether to arrive objective as detecting train.Magnetoelectric transducer is the abbreviation of magnetoelectric sensor, and magnetoelectric sensor is to utilize electromagnetic induction principle, the input motion speed transformation is become to the sensor of induced potential output.It does not need accessory feed, and just can convert the mechanical energy of measurand to be easy to the electric signal of measuring to, be a kind of active sensor.When passing through magnetoelectric transducer, train produces electric signal, this electric signal produces the signal processing circuit to subordinate, signal processing circuit mainly consists of signal amplification circuit and AD circuit, the electric signal that magnetoelectric transducer produces is after signal amplification circuit is processed, be transferred to the AD circuit, conversion through the AD circuit, its analog signal is converted into to digital signal, then, digital data transmission is to the Atmega128 singlechip chip, by the transmission of data, signal is sent in GPRS network by GPRS bis-frequency modules.By the connection of GPRS network, data finally upload on main control computer, and on main control computer the information such as display-object place.
Further, in order to record train by the speed of target area, the group number of the magnetoelectric transducer in the present invention is at least 2 groups.When rising while being 2 groups, can analyze driving towards of train by the data that obtain, and train by the time speed.
Further, for the generation of Accident prevention, the present invention also is provided with combined aural and visual alarm, cross barrier at grade crossing landing machine, grade crossing signal; After the result analyzed according to main control computer, can be that main control computer sends control signal automatically to combined aural and visual alarm, cross barrier at grade crossing landing machine, grade crossing signal, can be also artificial to combined aural and visual alarm, cross barrier at grade crossing landing machine, grade crossing signal, to send control signal.Combined aural and visual alarm sends the operating personal that sound and light remind road junction to go out, and reaches the purpose that the warning train arrives; Cross barrier at grade crossing landing machine can carry out rising the valency operation under the control signal received, and carries out the obstruction of road; Grade crossing signal can send other control signals.
And the flow process that is transferred to the signal of combined aural and visual alarm, cross barrier at grade crossing landing machine, grade crossing signal is, by main control computer by control signal be transmitted into GPRS network this, under the reception of GPRS bis-frequency modules, control signal is transferred to the Atmega128 singlechip chip, the Atmega128 singlechip chip is processed control signal, finally sends to combined aural and visual alarm, cross barrier at grade crossing landing machine, grade crossing signal.
The invention has the advantages that: realized automation and the informationization of level crossing safety management.It makes Railroad Crossing monitoring net and Information Network melt as body, realize direction and the functions such as its Real-time Collection from train operation state data such as road junction distances, Internet Transmission, dynamically demonstration, warehouse-in preservation and the inquiry of historical data that train speed, train are advanced, and driven grade crossing signal, roadway gate harmony visual alarm simultaneously; Thereby effectively solve the accident potential at mine railway road junction, provide safeguard for guaranteeing the level crossing traffic safety.
The accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Label in figure is expressed as respectively: 1, mine railway road junction rail; 2, magnetoelectric transducer; 3, signal processing circuit; 4, grade crossing signal; 5, intersection alarm device; 6, cross barrier at grade crossing landing machine; 7, main control computer; 8, micro controller system; 9, GPRS bis-frequency modules.
The specific embodiment
Embodiment 1
See Fig. 1,
The present invention is divided into acquisition of signal part, road notch portion, signal transmission and transmitting portion, road junction, mining area monitoring and control centre part.
Acquisition of signal partly is mainly used in gathering Train Approaching and the signal of leaving away, and for automatically realizing the folding and unfolding guardrail, provides decision signal.In the road port system, the vibration sensor of employing, radio frequency sensor are arranged at present, several modes such as GPS+ ARM+GPRS, video monitoring equipment or pedal switch detect the signal of sending a car, and they respectively have merits and faults.In native system, the acquisition of signal part is comprised of 4 magnetoelectric transducers, respectively the paired rail inboard, mine railway road junction that is placed on the both sides, road junction.When having train to put through this, magnetoelectric transducer can detect the signal of sending a car, and after amplifying circuit and AD circuit, directly sends to Chip Microcomputer A tmega128.
The road notch portion is established grade crossing signal, combined aural and visual alarm, is used to refer to respectively train and is about to arriving signal, sound and light alarm and execution and puts bar operation.At road junction, automatic control box is set, both can be by each device action of PC Long-distance Control at Control Room center, road junction, mining area, also can be by operating personal M/C at the scene.With this, reminding car driver and pedestrian to take care does not scramble for roads.
Magnetoelectric transducer is arranged on 500 places, m left and right apart from road junction, after it detects the signal of sending a car, by coaxial cable, transmits signals to the Chip Microcomputer A tmega128 in the automatic control box of road junction.GPRS bis-frequency modules are major equipments that signal sends, and after the data packing that it collects micro controller system, by GPRS network, are transferred to road junction, mining area monitoring and control centre, by the road junction monitoring and control centre, data are further analyzed to processing.
Road junction, mining area monitoring and control centre is established 1 of PC, is mainly used in receiving the data of each road junction train operation state.This monitoring and control centre adopts dynamic IP to realize the remote monitoring to road junction in conjunction with the DNS name resolution networking mode.At first this mode needs to contact DNS service provider, for 1 domain name of monitoring and control centre application, this domain name is write in Chip Microcomputer A tmega128.After monitoring and control centre access Internet, with dns server, be connected, the dynamic IP of current acquisition reported to dns server, then find monitoring and control centre public network dynamic IP by dns server, so just can be set up the communication connection by between.
Wherein, Atmega128 is 8 High Performance SCMs that Atmel company releases, the program store that there is 128KB in sheet, the data memory of 4KB, the EEPROM of 4KB, have 8 10 ADC passages, 28 and 2 16 hardware timing J counting machines, 8 PWM passages, there is on programmable watchdog timer and sheet analog comparator, JTAG, UART, SPI on oscillator, sheet, and interface and the six kinds of battery saving modes that can select by software such as I2C bus.In the design, ATmega128L is whole data acquisition system core, collecting sensor signal, software filtering, data operation and the various control function of main settling signal.GPRS bis-frequency modules are communication modules that Siemens Company produces, and it also supports the Packet Service function except having the original function of gsm module, embedded ICP/IP protocol; Its data input/output interface is actually an asynchronous serial transceiver, meets the RS232 interface standard, and fixing parameter is arranged: 8 bit data positions and 1 stop bit, no parity check position.It and Atmega128 collaborative work, complete the remote transmission of data jointly.
Therefore, as shown in Figure 1, mine railway road monitoring system based on GPRS communication, main by least one group of magnetoelectric transducer 2 that is placed on rail 1 inboard, mine railway road junction, and the signal processing circuit 3 is connected successively with magnetoelectric transducer 2, micro controller system 8, GPRS bis-frequency modules 9, main control computer 7 formations; The number of described each group magnetoelectric transducer is 2, and it is axis of symmetry that 2 magnetoelectric transducers 2 be take respectively the axis of mine railway, is placed on respectively the inboard of mine railway road junction rail 1 in symmetrical mode.
Described micro controller system 8 is the Atmega128 singlechip chip.
The interface circuit that described GPRS bis-frequency modules 9 are comprised of the MC55 chip.
Described main control computer 7 is PC.
Comprise two groups of magnetoelectric transducers 2 that are placed on rail 1 inboard, mine railway road junction, described two groups of magnetoelectric transducers all are connected with signal processing circuit 3, wherein, between first group of magnetoelectric transducer and second group of magnetoelectric transducer, have gap.
Described main control computer 7 also is connected with the intersection alarm device 5 that is arranged on road junction.
Described intersection alarm device 5 is combined aural and visual alarm.
Described main control computer 7 also is connected with the cross barrier at grade crossing landing machine 6 that is arranged on road junction.
Described main control computer 7 also is connected with the grade crossing signal 4 that is arranged on road junction.
Description based on said structure, the present invention, adopt one group of magnetoelectric transducer 2 whether to arrive objective as detecting train.Magnetoelectric transducer is the abbreviation of magnetoelectric sensor, and magnetoelectric sensor is to utilize electromagnetic induction principle, the input motion speed transformation is become to the sensor of induced potential output.It does not need accessory feed, and just can convert the mechanical energy of measurand to be easy to the electric signal of measuring to, be a kind of active sensor.When passing through magnetoelectric transducer, train produces electric signal, this electric signal produces the signal processing circuit 3 to subordinate, signal processing circuit 3 mainly consists of signal amplification circuit and AD circuit, the electric signal that magnetoelectric transducer produces is after signal amplification circuit is processed, be transferred to the AD circuit, conversion through the AD circuit, its analog signal is converted into to digital signal, then, digital data transmission is to the Atmega128 singlechip chip, by the transmission of data, signal is sent in GPRS network by GPRS bis-frequency modules.By the connection of GPRS network, data finally upload on main control computer, and on main control computer the information such as display-object place.
Further, in order to record train by the speed of target area, the group number of the magnetoelectric transducer in the present invention is at least 2 groups.When rising while being 2 groups, can analyze driving towards of train by the data that obtain, and train by the time speed.
Further, for the generation of Accident prevention, the present invention also is provided with combined aural and visual alarm, cross barrier at grade crossing landing machine, grade crossing signal; After the result analyzed according to main control computer 7, can be that main control computer 7 sends control signal automatically to combined aural and visual alarm, cross barrier at grade crossing landing machine, grade crossing signal, can be also artificial to combined aural and visual alarm, cross barrier at grade crossing landing machine, grade crossing signal, to send control signal.Combined aural and visual alarm sends the operating personal that sound and light remind road junction to go out, and reaches the purpose that the warning train arrives; Cross barrier at grade crossing landing machine can carry out rising the valency operation under the control signal received, and carries out the obstruction of road; Grade crossing signal can send other control signals.
And the flow process that is transferred to the signal of combined aural and visual alarm, cross barrier at grade crossing landing machine, grade crossing signal is, by main control computer 7 by control signal be transmitted into GPRS network this, under the reception of GPRS bis-frequency modules 9, control signal is transferred to the Atmega128 singlechip chip, the Atmega128 singlechip chip is processed control signal, finally sends to combined aural and visual alarm, cross barrier at grade crossing landing machine, grade crossing signal.
Can well realize the present invention as mentioned above.
Claims (9)
1. the mine railway road monitoring system of communicating by letter based on GPRS, it is characterized in that: mainly by least one group, be placed on the inboard magnetoelectric transducer (2) of mine railway road junction rail (1), and the signal processing circuit (3) is connected successively with magnetoelectric transducer (2), micro controller system (8), GPRS bis-frequency modules (9), main control computer (7) formation; The number of described each group magnetoelectric transducer is 2, and it is axis of symmetry that 2 magnetoelectric transducers (2) be take respectively the axis of mine railway, is placed on respectively the inboard of mine railway road junction rail (1) in symmetrical mode.
2. the mine railway road monitoring system based on GPRS communication according to claim 1, it is characterized in that: described micro controller system (8) is the Atmega128 singlechip chip.
3. the mine railway road monitoring system based on GPRS communication according to claim 1, is characterized in that: the interface circuit that described GPRS bis-frequency modules (9) are comprised of the MC55 chip.
4. the mine railway road monitoring system based on GPRS communication according to claim 1, it is characterized in that: described main control computer (7) is PC.
5. the mine railway road monitoring system based on GPRS communication according to claim 1, it is characterized in that: comprise that two groups are placed on the inboard magnetoelectric transducer (2) of mine railway road junction rail (1), described two groups of magnetoelectric transducers all are connected with signal processing circuit (3), wherein, there is gap between first group of magnetoelectric transducer and second group of magnetoelectric transducer.
6. according to the described mine railway road monitoring system based on GPRS communication of any one in claim 1-5, it is characterized in that: described main control computer (7) also is connected with the intersection alarm device (5) that is arranged on road junction.
7. the mine railway road monitoring system based on GPRS communication according to claim 6, it is characterized in that: described intersection alarm device (5) is combined aural and visual alarm.
8. according to the described mine railway road monitoring system based on GPRS communication of any one in claim 1-5, it is characterized in that: described main control computer (7) also is connected with the cross barrier at grade crossing landing machine (6) that is arranged on road junction.
9. according to the described mine railway road monitoring system based on GPRS communication of any one in claim 1-5, it is characterized in that: described main control computer (7) also is connected with the grade crossing signal (4) that is arranged on road junction.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210191187.9A CN103481919A (en) | 2012-06-12 | 2012-06-12 | Mine railway crossing monitoring system based on GPRS (general packet radio service) communication |
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| CN201210191187.9A CN103481919A (en) | 2012-06-12 | 2012-06-12 | Mine railway crossing monitoring system based on GPRS (general packet radio service) communication |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107972702A (en) * | 2017-11-13 | 2018-05-01 | 宁波钢铁有限公司 | A kind of method for solving magnetoelectric transducer and causing road junction false alarm |
| CN114368422A (en) * | 2021-11-30 | 2022-04-19 | 通号万全信号设备有限公司 | Intelligent integrated barrier gate machine for railway crossing |
Citations (5)
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|---|---|---|---|---|
| CN1203161A (en) * | 1997-06-20 | 1998-12-30 | 徐昌友 | Computerized autocontrolling equipment for railway crossing |
| US6113037A (en) * | 1991-02-04 | 2000-09-05 | Eva Signal Corporation | Railroad maintenance-of-way personnel warning system apparatus and method therefor |
| US6241197B1 (en) * | 1998-01-23 | 2001-06-05 | Sydney A. Harland | Automated rail way crossing |
| CN2526228Y (en) * | 2002-01-14 | 2002-12-18 | 成都铁科电子设备有限责任公司 | Crossing signal device |
| CN202608812U (en) * | 2012-06-12 | 2012-12-19 | 成都众山科技有限公司 | Mine railway crossing monitoring system based on general packet radio service (GPRS) communication |
-
2012
- 2012-06-12 CN CN201210191187.9A patent/CN103481919A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6113037A (en) * | 1991-02-04 | 2000-09-05 | Eva Signal Corporation | Railroad maintenance-of-way personnel warning system apparatus and method therefor |
| CN1203161A (en) * | 1997-06-20 | 1998-12-30 | 徐昌友 | Computerized autocontrolling equipment for railway crossing |
| US6241197B1 (en) * | 1998-01-23 | 2001-06-05 | Sydney A. Harland | Automated rail way crossing |
| CN2526228Y (en) * | 2002-01-14 | 2002-12-18 | 成都铁科电子设备有限责任公司 | Crossing signal device |
| CN202608812U (en) * | 2012-06-12 | 2012-12-19 | 成都众山科技有限公司 | Mine railway crossing monitoring system based on general packet radio service (GPRS) communication |
Non-Patent Citations (1)
| Title |
|---|
| 罗心，罗可: "基于单片机和GPRS的矿区铁路道口监测系统", 《微计算机信息》, vol. 24, no. 72, 31 December 2008 (2008-12-31) * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107972702A (en) * | 2017-11-13 | 2018-05-01 | 宁波钢铁有限公司 | A kind of method for solving magnetoelectric transducer and causing road junction false alarm |
| CN114368422A (en) * | 2021-11-30 | 2022-04-19 | 通号万全信号设备有限公司 | Intelligent integrated barrier gate machine for railway crossing |
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Application publication date: 20140101 |