CN105005329A - Mining automatic water drainage device applying carrier wave - Google Patents
Mining automatic water drainage device applying carrier wave Download PDFInfo
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- CN105005329A CN105005329A CN201510450098.5A CN201510450098A CN105005329A CN 105005329 A CN105005329 A CN 105005329A CN 201510450098 A CN201510450098 A CN 201510450098A CN 105005329 A CN105005329 A CN 105005329A
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Abstract
The invention provides a mining automatic water drainage device applying carrier wave, and belongs to the technical field of industrial and mineral automatic measurement and control. The mining automatic water drainage device applying carrier wave is characterized in that the complete device is composed of two parts of acquisition control and carrier wave communication. The main characteristic of the device is that the device is provided with a networked control system based on electric power carrier wave communication. Real-time interaction of water regime information like the water level values of all water sumps of underground roadway and the start and stop state of water pumps is performed via the carrier wave communication mode so that remote monitoring of the underground roadway water drainage is realized. Water regime information acquisition, processing and control signal output are realized by the system through single-chip microcomputer control with no requirement for laying dedicated communication lines, and networking communication is realized in the electric power carrier wave mode so that the device has characteristics of being high in degree of automation, simple in networking and real-time and reliable in communication. The device is mainly suitable for underground roadway water drainage occasions which are severe in environment, disperse in water sump position distribution and difficult in communication wiring.
Description
Technical field
A kind of mining automatic drainage device applying carrier wave of the present invention, belongs to mine automation observation and control technology field, is specifically related to a kind of remote monitoring realizing mining automatic drainage device based on power carrier communication technology.This application of installation controls in the water level monitoring of mine laneway ponding point and water pump automatic start-stop, communication is carried out by service cable, overcome that mine laneway drainage arrangement automaticity is low, downhole communication networking difficulty and be not easy to realize the technical barrier of remote monitoring, being applicable to the drainage works of mine laneway ponding of the dispersion of sump position, communication difficult wiring, having without the need to arranging the features such as the out-of-limit automatic alarm of proprietary communication line, water level real-time monitoring, water level, the automatic start-stop of water pump and remote monitoring.
Background technology
Down-hole complex geologic conditions, the especially improvement of mine laneway water are the technical barriers of a puzzlement safety in production always, and mine laneway sump has the features such as position distribution dispersion, circumstance complication, situation be different, and existing mine laneway drainage arrangement has:
1. rely on the portable drainage equipment in the local in personal monitoring and Non-follow control tunnel, starting mode of pump and stopping all needing patrol officer to operate, without prior-warning device, and cannot according to water level and the automatic start-stop water pump of other parameters.Due to the dispersion of tunnel sump deployment site, personnel patrol and examine dynamics deficiency, and drainage works places one's entire reliance upon the sense of responsibility of workman, promptly and accurately cannot understand water level value change and the water pump start-stop state of each water level point.Above situation also causes underground equipment fault often, and then has influence on production operation, forms potential threat to the safety of underground work personnel.
2., with the special draining supervising device of mine that various microprocessor is core controller, there is functions such as receiving level measuring data, water pump on off control, mainly contain single plane automation and networking robotization two class at present.Single plane automation works alone based on unit, only can realize the on off control of water pump for mining, cannot realize information long-distance transmissions, cannot complete the hydrologic regime data real-time, interactive of underworkings sump, not have remote monitoring function; Networking controls the general bus mode that adopts and is networked by mine drainage device, realize remote monitoring, but because underground draining device quantity is many, distribution disperses, situation is different, therefore the problem of wiring complexity, cost high, all kinds of drainage equipment interface disunity and networking difficulty is caused, networking can only be carried out to the important drainage arrangement of some keys, thoroughly cannot solve the networking control problem of coal mine underground water drainage equipment.
Summary of the invention
A kind of mining automatic drainage device applying carrier wave of the present invention, its object is to solve above-mentioned existing mine laneway drainaging scheme Problems existing, thus it is open a kind of based on power carrier communication networking control, realize down-hole ponding point water level monitoring, condition monitoring and self-draining control program, it is many that the program is applicable to colliery downhole equipment quantity, ponding point position distribution is disperseed, the drainage underground occasion of communication difficult wiring.
A kind of mining automatic drainage device applying carrier wave of the present invention, realize down-hole ponding point water level monitoring, condition monitoring and Auto-drainage to control, and can data remote transmission be realized, it is characterized in that power application carrier wave communication technology, by service cable, networking monitoring is carried out to underground coal mine ponding point drainage arrangement, device forms primarily of acquisition control module 1 and carrier communication module 2, and is furnished with special power supply 4.Described acquisition control module 1 is by the first single-chip microcomputer 16, display screen 3, infrared receiving circuit 5, ethernet module 17, first Phototube Coupling 18, second Phototube Coupling 19, 3rd Phototube Coupling 20, 4th Phototube Coupling 21, first signal conditioning circuit 22, secondary signal modulate circuit 23 and pilot relay 24 form, and water level information collection is responsible for by the first single-chip microcomputer 16, process and control signal export, and the data message of required display is presented on screen by display screen 3, and infrared receiving circuit 5 receives the instruction sent by outside Infrared remote controller, the first Phototube Coupling 18, second Phototube Coupling 19, 3rd Phototube Coupling 20 and the 4th Phototube Coupling 21 are all carry out Phototube Coupling to the input and output of acquisition control module 1 and external unit, and ensure the isolation in system intrinsic safety and non-intrinsic safety district, the first Phototube Coupling 18 is for the signal of isolated controlling relay 24, second Phototube Coupling 19 is for keeping apart the output signal of stop sensor 8, 3rd Phototube Coupling 20 is for the signal of isolated water level sensor 9, 4th Phototube Coupling 21 is for isolating the signal of audible-visual annunciator 10, the signal transformation circuit that first signal conditioning circuit 22 and secondary signal modulate circuit 23 are is core with the reverse trigger of Schmidt, pilot relay 24 is connected the start and stop for controlling mining water discharge pump 6 with electromagnetic starter 7, ethernet module 17 passes through the real-time, interactive of the complete cost apparatus of mining Ethernet and host computer, reaches the object of host computer remote monitoring, described carrier communication module 2 is by second singlechip 11, power carrier chip 12, drive radiating circuit 13, frequency-selecting receiving circuit 14 and coupled circuit 15 form, power carrier chip 12 is for realizing the conversion of carrier signal, second singlechip 11 controls for the transmitting-receiving realizing signal transmission and carrier signal, the first single-chip microcomputer 16 in acquisition control module 1 completes the mutual of information with the second singlechip 11 in carrier communication module 2 by UART communication modes, the transmission work of carrier signal completes by driving radiating circuit 13 and coupled circuit 15, carrier signal through power carrier chip 12 band spectrum modulation processing is sent on the low-voltage power line of down-hole by coupled circuit 15 coupling after driving radiating circuit 13 to carry out power amplification, the reception work of carrier signal is completed by frequency-selecting receiving circuit 14 and coupled circuit 15, frequency-selecting receiving circuit 14 and coupled circuit 15 are by the carrier signal decoupling zero on the low-voltage power line of down-hole, after frequency-selecting is extracted, deliver to power carrier chip 12 and carry out further despread-and-demodulation, finally by second singlechip 11 signal after despread-and-demodulation is transferred to the first single-chip microcomputer 16 in acquisition control module 1 with UART communication modes, complete power line carrier, PLC work, power supply 4 is mine intrinsic safety electric source, the down-hole low-voltage power line of input side access standard, export the acquisition control module 1 of 18V intrinsic safety electric source for this device, carrier communication module 2 uses.
The present invention is a kind of applies the mining automatic drainage device of carrier wave compared with existing mine laneway drainage arrangement, and its advantage is:
. utilize carrier wave to achieve the robotization of mine laneway draining unmanned, there is down-hole ponding point water level monitoring, condition monitoring and Auto-drainage controlling functions.
. without the need to laying special communication circuit, utilizing the existing power circuit in down-hole to complete power carrier networking communication as information transfer channel, being applicable to the drainage works of the mine laneway ponding in bad environments, the dispersion of sump position, communication difficult wiring situation.
Accompanying drawing explanation
The mining automatic drainage schematic diagram of device of Fig. 1 application carrier wave
1. acquisition control module 2. carrier communication module 3. display screen 4. power supply 5. infrared receiving circuit 6. mining water discharge pump 7. electromagnetic starter 8. start-stop sensor 9. level sensor 10. audible-visual annunciator 11. second singlechip 12. power carrier chip 13. drives radiating circuit 14. frequency-selecting receiving circuit 15. coupled circuit 16. first single-chip microcomputer 17. ethernet module 18. first Phototube Coupling 19. second Phototube Coupling 20. the 3rd Phototube Coupling 21. the 4th Phototube Coupling 22. first signal conditioning circuit 23. secondary signal modulate circuit 24. pilot relay 25. gauge tap 26. control circuit 27. transformer 28. vacuum contactor
A. down-hole power A phase line B. down-hole power B phase line C. down-hole power C phase line E. ground wire.
specific embodiments formula
embodiment 1:
Further illustrate below in conjunction with accompanying drawing 1 and adopt a kind of application of mining automatic drainage device on mine laneway Auto-drainage of applying carrier wave of the present invention, and Hydrologic Information of the present invention gathers and the principle of work of application carrier networking control procedure.
According to the scheme shown in accompanying drawing 1, down-hole low-voltage power line is three-phase four-wire system, be respectively down-hole power A, B, C triple-phase line and ground wire E, first by down-hole power A, B, C triple-phase line access electromagnetic starter 7, down-hole power A after picking out, B, C triple-phase line accesses mining water discharge pump 6 again, and by start-stop sensor 8 with on the cable fixedly fastened between electromagnetic starter 7 and mining water discharge pump 6, then by down-hole power A, B, C triple-phase line and ground wire E access the input side of power supply 4, the intrinsic safety 18V that power supply 4 exports powers for this device acquisition control module 1 and carrier communication module 2, and by the primary side of the coupled circuit 15 of down-hole power A phase line and ground wire E access carrier communication module 2, last according to accompanying drawing 1 by electromagnetic starter 7, start-stop sensor 8, level sensor 9 and audible-visual annunciator 10 and acquisition control module 1 exact connect ion, so far wiring work all completes.After powering on, by the initial setting of Infrared remote controller and display screen 3 finishing device, comprise the station number setting of local device, loop settings and alarm settings, wherein station number setting is the address number of setting local device, is made up of double figures, can arrange at most from 00 to 19 totally 20 address number, if and only if when local device is set to 00 station, ethernet module 17 interface can use, and forbids repeatedly setting station number, otherwise can cause system communication fault; Loop settings comprises control mode setting and the setting of water level bound, control mode setting can be set to automated manner or manual mode, system default is automated manner, under this mode, the Real-time Water place value recorded according to level sensor 9 is compared with water level bound, automatically control is started or stoped to mining water discharge pump 6, after being set as manual mode, mining water discharge pump 6 cannot automatic start-stop, and the setting of water level bound can the higher limit of designated water level and lower limit; Alarm settings is for setting the duty of audible-visual annunciator 10, opening or closed condition can be set as, system default is opening, under this mode, the Real-time Water place value recorded according to level sensor 9 compares with the water level upper limit by audible-visual annunciator 10, automatic unlatching or closedown sound and light alarm, when being set as closed condition, audible-visual annunciator 10 is by stop alarm work.
During work, the gauge tap 25 first in closed electromagnetic trigger 7, make transformer 27 obtain electric and then power for control circuit 26, now electromagnetic starter 7 is in the state of working on power.The Real-time Water place value that the level sensor 9 being positioned at tunnel sump records is transferred to the acquisition control module 1 of this device with frequency signal form, insulation blocking is inputted through the 3rd Phototube Coupling 20, the I/O mouth of the first single-chip microcomputer 16 is delivered to carried out the process such as shaping to received signal by secondary signal modulate circuit 23 after, the collection of Real-time Water place value is completed after computing, equally, start-stop sensor 8 by the start-stop Signal transmissions of mining water discharge pump 6 that records to the acquisition control module 1 of this device, insulation blocking is inputted through the second Phototube Coupling 19, by the I/O mouth delivering to the first single-chip microcomputer 16 after the first signal conditioning circuit process, water pump start-stop state acquisition is completed after computing, first single-chip microcomputer 16 compares according to the Real-time Water place value collected and the water level upper lower limit value preset, when Real-time Water place value is greater than water level higher limit, the first single-chip microcomputer 16 in the acquisition control module 1 of this device will send draining control signal by I/O mouth, after the first Phototube Coupling 18 exports insulation blocking, the relay coil being controlled control circuit 26 in electromagnetic starter 7 by pilot relay 24 obtains electric, vacuum contactor 28 is closed, and then mining water discharge pump 6 electricly must carry out drainage works, when Real-time Water place value is less than water level lower limit, the first single-chip microcomputer 16 in the acquisition control module 1 of this device will send stop control signal by I/O mouth, after the first Phototube Coupling 18 exports insulation blocking, the relay coil dead electricity of control circuit 26 in electromagnetic starter 7 is controlled by pilot relay 24, vacuum contactor 28 is disconnected, and then mining water discharge pump 6 dead electricity, stop drift dewatering work, whole process is without the need to manual operation, achieve condition start-stop water pump Auto-drainage.Simultaneously; when Real-time Water place value is greater than water level higher limit; the first single-chip microcomputer 16 in the acquisition control module 1 of this device will send alarm control signal by I/O mouth, control audible-visual annunciator 10 and report to the police after the 4th Phototube Coupling 21 exports insulation blocking, realize the out-of-limit automatic alarm of water level.
Local Hydrologic Information to be transferred to the second singlechip 11 in carrier communication module 2 with UART communication modes from the first single-chip microcomputer 16 acquisition control module 1, receive and dispatch controls transfer by second singlechip 11 and carry out band spectrum modulation to power carrier chip 12, carrier signal after power carrier chip 12 band spectrum modulation is by after the power amplification of driving radiating circuit 13, being coupled by coupled circuit 15 is sent on the low-voltage power line of down-hole again, wherein unifiedly must select ground wire E and down-hole power A during coupling access down-hole low-voltage power line, B, a phase line composition loop in C triple-phase line, what select in accompanying drawing 1 is the loop that ground wire E and down-hole power A phase line form, during reception carrier signal, first after the carrier signal on the low-voltage circuit of down-hole being received by coupled circuit 15 decoupling zero, by frequency-selecting receiving circuit 14 carrier signal extracted and deliver to power carrier chip 12 and carry out despreading demodulation processing, second singlechip 11 is delivered to after carrier signal is reduced into original signal, then the first single-chip microcomputer 16 in acquisition control module 1 is transferred to UART communication modes by second singlechip 11, the carrier communication between finishing device.
Whole automatic drain system is made up of some devices, being distributed in mine laneway needs near the sump of draining, respectively acquisition process is carried out to the local Hydrologic Information residing for device during work, and complete drainage works according to the automatic start-stop water pump of local water level value, simultaneously can in the mode of carrier wave, the real-time, interactive between different device is completed by down-hole power circuit, when local device is set to 00 station, ethernet module 17 in its acquisition control module 1 effectively works, whole system can access mining Ethernet by the Ethernet interface of local device, thus host computer remote monitoring is realized to whole drift dewatering system.
Claims (1)
1. apply the mining automatic drainage device of carrier wave for one kind, realize down-hole ponding point water level monitoring, condition monitoring and Auto-drainage control, and can data remote transmission be realized, it is characterized in that power application carrier wave communication technology carries out networking monitoring by service cable to underground coal mine ponding point drainage arrangement, package unit forms primarily of acquisition control module (1) and carrier communication module (2), and be furnished with special power supply (4), acquisition control module (1) described in it is by the first single-chip microcomputer (16), display screen (3), infrared receiving circuit (5), ethernet module (17), first Phototube Coupling (18), second Phototube Coupling (19), 3rd Phototube Coupling (20), 4th Phototube Coupling (21), first signal conditioning circuit (22), secondary signal modulate circuit (23) and pilot relay (24) composition, water level information collection is responsible for by first single-chip microcomputer (16), process and control signal export, the data message of required display is presented on screen by display screen (3), infrared receiving circuit (5) receives the instruction sent by outside Infrared remote controller, first Phototube Coupling (18), second Phototube Coupling (19), 3rd Phototube Coupling (20) and the 4th Phototube Coupling (21) are all used to carry out Phototube Coupling to the input and output of acquisition control module (1) and external unit, the isolation in guarantee system intrinsic safety and non-intrinsic safety district, first Phototube Coupling (18) is for the signal of isolated controlling relay (24), second Phototube Coupling (19) is for keeping apart the signal of stop sensor (8), 3rd Phototube Coupling (20) is for the signal of isolated water level sensor (9), 4th Phototube Coupling (21) is for isolating the signal of audible-visual annunciator (10), first signal conditioning circuit (22) and secondary signal modulate circuit (23) are the reverse flop signal shaping circuits of Schmidt, pilot relay (24) is connected the start and stop for controlling mining water discharge pump (6) with electromagnetic starter (7), ethernet module (17) is by the real-time, interactive of the complete cost apparatus of mining Ethernet and host computer, reach the object of host computer remote monitoring, carrier communication module (2) is by second singlechip (11), power carrier chip (12), drive radiating circuit (13), frequency-selecting receiving circuit (14) and coupled circuit (15) composition, power carrier chip (12) is for realizing the conversion of carrier signal, second singlechip (11) controls for the transmitting-receiving realizing signal transmission and carrier signal, the first single-chip microcomputer (16) in acquisition control module (1) completes the mutual of information with the second singlechip (11) in carrier communication module (2) by UART communication modes, the transmission work of carrier signal completes by driving radiating circuit (13) and coupled circuit (15), carrier signal through power carrier chip (12) band spectrum modulation processing is sent on the low-voltage power line of down-hole by coupled circuit (15) coupling after driving radiating circuit (13) to carry out power amplification, the reception work of carrier signal is completed by frequency-selecting receiving circuit (14) and coupled circuit (15), frequency-selecting receiving circuit (14) and coupled circuit (15) are by the carrier signal decoupling zero on the low-voltage power line of down-hole, after frequency-selecting is extracted, deliver to power carrier chip (12) and carry out further despread-and-demodulation, finally by second singlechip (11) signal after despread-and-demodulation is transferred to the first single-chip microcomputer (16) in acquisition control module (1) with UART communication modes, complete power line carrier, PLC work.
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| CN201510450098.5A CN105005329B (en) | 2015-07-28 | 2015-07-28 | A kind of mining automatic drainage device using carrier wave |
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| CN201510450098.5A CN105005329B (en) | 2015-07-28 | 2015-07-28 | A kind of mining automatic drainage device using carrier wave |
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Cited By (2)
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| CN105867444A (en) * | 2016-05-19 | 2016-08-17 | 吉林大学 | Ultrasonic liquid level measurement and automatic control device |
| CN109505651A (en) * | 2018-12-27 | 2019-03-22 | 重庆工程职业技术学院 | A kind of full-automatic positive/negative-pressure tailrace of monitor-type |
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| CN105005329B (en) | 2017-11-10 |
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