CN104533527A - Pressure monitoring system of paste filling pipeline - Google Patents
Pressure monitoring system of paste filling pipeline Download PDFInfo
- Publication number
- CN104533527A CN104533527A CN201410819650.9A CN201410819650A CN104533527A CN 104533527 A CN104533527 A CN 104533527A CN 201410819650 A CN201410819650 A CN 201410819650A CN 104533527 A CN104533527 A CN 104533527A
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- CN
- China
- Prior art keywords
- monitoring
- pressure
- monitor
- aboveground
- station
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000012544 monitoring process Methods 0.000 title claims abstract description 57
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims abstract description 30
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 30
- 239000010703 silicon Substances 0.000 claims abstract description 30
- 230000005540 biological transmission Effects 0.000 claims abstract description 5
- 239000013307 optical fiber Substances 0.000 claims abstract description 5
- 238000004891 communication Methods 0.000 claims abstract description 4
- 230000005284 excitation Effects 0.000 claims description 7
- 238000007689 inspection Methods 0.000 claims description 6
- 239000004065 semiconductor Substances 0.000 claims description 4
- 238000001514 detection method Methods 0.000 claims description 2
- 239000000463 material Substances 0.000 abstract description 3
- 230000000903 blocking effect Effects 0.000 abstract 1
- 239000002245 particle Substances 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 3
- 239000006210 lotion Substances 0.000 description 3
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000002674 ointment Substances 0.000 description 2
- 239000004575 stone Substances 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
-
- 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
-
- 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
- E21F15/00—Methods or devices for placing filling-up materials in underground workings
- E21F15/005—Methods or devices for placing filling-up materials in underground workings characterised by the kind or composition of the backfilling material
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Pipeline Systems (AREA)
Abstract
The invention discloses a pressure monitoring system of a paste filling pipeline. The pressure monitoring system comprises an aboveground monitoring server, a main monitoring station and auxiliary monitoring stations. The main monitoring station is provided with a data acquisition unit and an analog-digital converter, and the main monitoring station is in communication connection with the aboveground monitoring server through an optical fiber; each auxiliary monitoring station comprises a silicon piezoresistance pressure sensor and a transmitter, the silicon piezoresistance pressure sensors are fixed to a filling pipeline discharge pipe and connected with the transmitters, the transmitters are connected with the data acquisition unit and the analog-digital converter of the main monitoring station through transmission lines, the aboveground monitoring server is connected with one or more main monitoring stations, the main monitoring station is communicated with the auxiliary monitoring stations, and the pressure monitoring system of the paste filling pipeline forms a pressure monitoring network of a downhole paste filling pipeline. The pressure monitoring system can monitor pipeline pressure in real time when the paste filling pipeline conveys paste materials with large particle sizes, comprehensively monitor pressure of a paste filling pipeline system and prevent paste from blocking the pipeline and condensing.
Description
Technical field
The present invention relates to slurry filling system of pipelines, especially a kind of pressure monitor system of Paste Backfilling With Piping.
Background technology
The exhaustive exploitation of mineral resources, easily causes surface settlement, so the backfill after exploitation is more and more subject to the attention of society, implements paste body filling production technique and has very important significance to Safety of Coal Mine Production and sustainable development.Due to traditional pipeline stream is isotropic body, the relatively good process such as pressure, blowdown, and paste body filling is carried is heterogeneous body, easy plugging.Once plugging, whole filling system will be subject to huge destruction.
Summary of the invention
In order to solve the deficiencies in the prior art, the present invention proposes a kind of pressure monitor system of Paste Backfilling With Piping.Pipeline pressure during this pressure monitor system energy Real-Time Monitoring Paste Backfilling With Piping conveying Large stone ointment material, avoids the generation of lotion plugging, condensation phenomenon.
The present invention adopts following technical scheme:
A kind of pressure monitor system of Paste Backfilling With Piping, comprise aboveground monitor server, monitoring main website and Monitor Sub-Station of Less, aboveground monitor server is arranged in aboveground OPS, monitoring main website is arranged on the main pipeline of filling in mine pump, and Monitor Sub-Station of Less is arranged on the discharge pipe that is communicated with main pipeline;
Described aboveground monitor server is the easily extensible PC of band display and controller;
Described monitoring main website is provided with data acquisition unit and analog-digital converter, and monitoring main website is by monitor server on optical-fibre communications connecting well;
Described Monitor Sub-Station of Less comprises silicon piezoresistive pressure sensor and transmitter, silicon piezoresistive pressure sensor is fixed on filling pipeline discharge duct, silicon piezoresistive pressure sensor connects transmitter, and transmitter connects data acquisition unit and the analog-digital converter of monitoring main website by transmission line;
Aboveground detection server connects one or more monitoring main website, and monitoring main website is communicated with multiple Monitor Sub-Station of Less, and the pressure monitor system of Paste Backfilling With Piping forms the pressure monitoring net of down-hole Paste Backfilling With Piping.
Preferably, described silicon piezoresistive pressure sensor comprises silicon diaphragm and excitation power supply, and silicon diaphragm spreads 4 equivalent semiconductor resistors in particular directions, and connects into Wheatstone bridge, Wheatstone bridge connects excitation power supply, exports the monitoring voltage be directly proportional to by measuring pressure.
Preferably, described transmitter built in op amps, operational amplifier amplifies the monitoring voltage of silicon piezoresistive pressure sensor.
Preferably, the built-in timing routing inspection circuit of described data acquisition unit, the data of each Monitor Sub-Station of Less are also gathered by timing routing inspection circuit itinerant monitor system by data acquisition unit successively.
Preferably, described aboveground monitor server is connected with o controller, the power control loop of filling pump under o controller connected well.
The Advantageous Effects adopting as above technical scheme to obtain is:
Aboveground monitor server connects one or more monitoring main website, and monitoring main website is communicated with multiple Monitor Sub-Station of Less, and the pressure monitor system of Paste Backfilling With Piping forms the pressure monitoring net of down-hole Paste Backfilling With Piping, the pressure of comprehensive monitoring paste filling pipeline system.Pipeline pressure during pressure monitor system energy Real-Time Monitoring Paste Backfilling With Piping conveying Large stone ointment material, avoids the generation of lotion plugging, condensation phenomenon.
Accompanying drawing explanation
Fig. 1 is the pressure monitor system block diagram of Paste Backfilling With Piping.
Fig. 2 is the pressure monitor system device connection layout of Paste Backfilling With Piping.
Fig. 3 is silicon piezoresistive pressure sensor mounting location schematic diagram.
Fig. 4 is the circuit connection diagram of silicon piezoresistive pressure sensor and transmitter.
Detailed description of the invention
1 to 4 pair of the specific embodiment of the present invention is described further by reference to the accompanying drawings:
A kind of pressure monitor system of Paste Backfilling With Piping, comprise aboveground monitor server, monitoring main website and Monitor Sub-Station of Less, aboveground monitor server is arranged in aboveground OPS, monitoring main website is arranged on the main pipeline of filling in mine pump, and Monitor Sub-Station of Less is arranged on the discharge pipe that is communicated with main pipeline.Aboveground monitor server is the easily extensible PC of band display and controller; Monitoring main website is provided with data acquisition unit and analog-digital converter, and monitoring main website is by monitor server on optical-fibre communications connecting well; Monitor Sub-Station of Less comprises silicon piezoresistive pressure sensor and transmitter, silicon piezoresistive pressure sensor is fixed on filling pipeline discharge duct, silicon piezoresistive pressure sensor connects transmitter, and transmitter connects data acquisition unit and the analog-digital converter of monitoring main website by transmission line.
Easily extensible PC can connect one or more monitoring main website, and monitoring main website is communicated with multiple Monitor Sub-Station of Less, Monitor Sub-Station of Less easily extensible.The pressure monitor system of Paste Backfilling With Piping can form the pressure monitoring net of down-hole Paste Backfilling With Piping.
Silicon piezoresistive pressure sensor is fixed on filling pipeline discharge pipe.As shown in Figure 3, main pipeline 201 on filling pipeline, the tube wall of main pipeline 201 is provided with the discharge pipe 202 be connected with main pipeline 201, the tube wall of discharge duct 202 offers discharge port 203, the end of discharge pipe 202 is connected with hydraulic cylinder 204, and the outer wall of baffle plate 205 contacts with the inner wall sealing of discharge pipe 202, in the discharge pipe of baffle plate 205 between main pipeline 201 and discharge port 203, sealed by main pipeline 201, discharge pipe is optimum pressure test point.Discharging tube wall is provided with silicon piezoresistive pressure sensor 206, and the monitoring pressure chamber on silicon piezoresistive pressure sensor and the tested lotion of discharging tube wall are isolated.
Silicon piezoresistive pressure sensor comprises silicon diaphragm and excitation power supply, and silicon diaphragm spreads 4 equivalent semiconductor resistors in particular directions, and connects into Wheatstone bridge, and Wheatstone bridge connects excitation power supply, exports the monitoring voltage be directly proportional to by measuring pressure.Transmitter built in op amps, operational amplifier amplifies the monitoring voltage of silicon piezoresistive pressure sensor.
As shown in Figure 4, excitation power supply elects constant-current source 1 as; Silicon diaphragm spreads 4 equivalent semiconductor resistors in particular directions, and connects into Wheatstone bridge 2; Transmitter built in op amps 3, operational amplifier is divided into the first operational amplifier A 1 and the second operational amplifier A 2.Constant-current source 1 is connected to the input of Wheatstone bridge 2, and the output of Wheatstone bridge 2 connects the first operational amplifier A 1 and the second operational amplifier A 2 respectively, amplifies the monitoring voltage of silicon piezoresistive pressure sensor and is transferred to the data acquisition unit of monitoring main website.
The built-in timing routing inspection circuit of data acquisition unit, the data of each Monitor Sub-Station of Less are also gathered by timing routing inspection circuit itinerant monitor system by data acquisition unit successively, and convert the voltage signal of collection to data signal through analog-digital converter, data signal through Optical Fiber Transmission to aboveground monitor server.The display of aboveground monitor server shows the pressure condition of each Monitor Sub-Station of Less, namely the pressure condition of filling pipeline discharge duct.The data processing comparison that aboveground monitor server will detect, when the pressure condition of Monitor Sub-Station of Less occurs abnormal, can automatic alarm, and by the power control loop of filling pump under o controller connected well, cut off the power supply of filling in mine pump.
Certainly; more than illustrate and be only preferred embodiment of the present invention; the present invention is not limited to enumerate above-described embodiment; should be noted that; any those of ordinary skill in the art are under the guidance of this manual; made all equivalently to substitute, obvious variant, within the essential scope all dropping on this manual, protection of the present invention ought to be subject to.
Claims (5)
1. the pressure monitor system of a Paste Backfilling With Piping, it is characterized in that, comprise aboveground monitor server, monitoring main website and Monitor Sub-Station of Less, aboveground monitor server is arranged in aboveground OPS, monitoring main website is arranged on the main pipeline of filling in mine pump, and Monitor Sub-Station of Less is arranged on the discharge pipe that is communicated with main pipeline;
Described aboveground monitor server is the easily extensible PC of band display and controller;
Described monitoring main website is provided with data acquisition unit and analog-digital converter, and monitoring main website is by monitor server on optical-fibre communications connecting well;
Described Monitor Sub-Station of Less comprises silicon piezoresistive pressure sensor and transmitter, silicon piezoresistive pressure sensor is fixed on filling pipeline discharge duct, silicon piezoresistive pressure sensor connects transmitter, and transmitter connects data acquisition unit and the analog-digital converter of monitoring main website by transmission line;
Aboveground detection server connects one or more monitoring main website, and monitoring main website is communicated with multiple Monitor Sub-Station of Less, and the pressure monitor system of Paste Backfilling With Piping forms the pressure monitoring net of down-hole Paste Backfilling With Piping.
2. the pressure monitor system of a kind of Paste Backfilling With Piping according to claim 1, it is characterized in that, described silicon piezoresistive pressure sensor comprises silicon diaphragm and excitation power supply, silicon diaphragm spreads 4 equivalent semiconductor resistors in particular directions, and connect into Wheatstone bridge, Wheatstone bridge connects excitation power supply, exports the monitoring voltage be directly proportional to by measuring pressure.
3. the pressure monitor system of a kind of Paste Backfilling With Piping according to claim 1, is characterized in that, described transmitter built in op amps, and operational amplifier amplifies the monitoring voltage of silicon piezoresistive pressure sensor.
4. the pressure monitor system of a kind of Paste Backfilling With Piping according to claim 1, it is characterized in that, the built-in timing routing inspection circuit of described data acquisition unit, the data of each Monitor Sub-Station of Less are also gathered by timing routing inspection circuit itinerant monitor system by data acquisition unit successively.
5. the pressure monitor system of a kind of Paste Backfilling With Piping according to claim 1, is characterized in that, the power control loop of filling pump under the controller connected well of described aboveground monitor server.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410819650.9A CN104533527A (en) | 2014-12-25 | 2014-12-25 | Pressure monitoring system of paste filling pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410819650.9A CN104533527A (en) | 2014-12-25 | 2014-12-25 | Pressure monitoring system of paste filling pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104533527A true CN104533527A (en) | 2015-04-22 |
Family
ID=52849127
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410819650.9A Pending CN104533527A (en) | 2014-12-25 | 2014-12-25 | Pressure monitoring system of paste filling pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104533527A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2002097321A1 (en) * | 2001-05-25 | 2002-12-05 | Canatxx Energy, L.L.C. | Shallow depth, low pressure gas storage facilities and related methods of use |
| CN2751287Y (en) * | 2004-05-10 | 2006-01-11 | 上海美诺电子高科技有限公司 | Early warning device for pipe network systems |
| CN201297972Y (en) * | 2008-11-24 | 2009-08-26 | 河南理工大学 | Pressure sensor |
| CN101586452A (en) * | 2009-06-17 | 2009-11-25 | 中国矿业大学 | Method of monitoring coal mining solid pack pressure |
| CN102116174A (en) * | 2010-12-27 | 2011-07-06 | 淄博矿业集团有限责任公司 | System for monitoring pressure of paste-filling pipeline on line |
| CN102121399A (en) * | 2010-12-27 | 2011-07-13 | 淄博矿业集团有限责任公司 | Paste filling blockage pipe discharging gate with pressure detection function |
| CN103216266A (en) * | 2012-01-21 | 2013-07-24 | 飞翼股份有限公司 | Pressure detecting method for preventing clogging of filling pipeline |
| CN204419261U (en) * | 2014-12-25 | 2015-06-24 | 淄博矿业集团有限责任公司岱庄煤矿 | A kind of pressure monitor system of Paste Backfilling With Piping |
-
2014
- 2014-12-25 CN CN201410819650.9A patent/CN104533527A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2002097321A1 (en) * | 2001-05-25 | 2002-12-05 | Canatxx Energy, L.L.C. | Shallow depth, low pressure gas storage facilities and related methods of use |
| CN2751287Y (en) * | 2004-05-10 | 2006-01-11 | 上海美诺电子高科技有限公司 | Early warning device for pipe network systems |
| CN201297972Y (en) * | 2008-11-24 | 2009-08-26 | 河南理工大学 | Pressure sensor |
| CN101586452A (en) * | 2009-06-17 | 2009-11-25 | 中国矿业大学 | Method of monitoring coal mining solid pack pressure |
| CN102116174A (en) * | 2010-12-27 | 2011-07-06 | 淄博矿业集团有限责任公司 | System for monitoring pressure of paste-filling pipeline on line |
| CN102121399A (en) * | 2010-12-27 | 2011-07-13 | 淄博矿业集团有限责任公司 | Paste filling blockage pipe discharging gate with pressure detection function |
| CN103216266A (en) * | 2012-01-21 | 2013-07-24 | 飞翼股份有限公司 | Pressure detecting method for preventing clogging of filling pipeline |
| CN204419261U (en) * | 2014-12-25 | 2015-06-24 | 淄博矿业集团有限责任公司岱庄煤矿 | A kind of pressure monitor system of Paste Backfilling With Piping |
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| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150422 |