CN102998719A - Underground engineering water-containing body structure forecasting system and method based on rock mass temperature field - Google Patents
Underground engineering water-containing body structure forecasting system and method based on rock mass temperature field Download PDFInfo
- Publication number
- CN102998719A CN102998719A CN2012105091737A CN201210509173A CN102998719A CN 102998719 A CN102998719 A CN 102998719A CN 2012105091737 A CN2012105091737 A CN 2012105091737A CN 201210509173 A CN201210509173 A CN 201210509173A CN 102998719 A CN102998719 A CN 102998719A
- Authority
- CN
- China
- Prior art keywords
- temperature
- rock
- air bag
- water content
- charging connector
- 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.)
- Granted
Links
Abstract
The invention discloses an underground engineering water-containing body structure forecasting system and method based on a rock mass temperature field. The forecasting system comprises a rock mass temperature detection system and a data collector, wherein the rock mass temperature detection system is arranged in a semienclosed plastic round pipe and connected with the data collector. The method comprises the following steps: (1) determining a detection area, dividing intervals according to an area range, and using a drill bit to drill detection holes which are a certain distance away from a roadway base plate; (2) placing the rock mass temperature detection system in the detection holes, connecting a power source, and enabling the data collector to read and record data after the detected temperature is stabilized; and (3) performing data processing and result analysis, analyzing temperatures of the same depth of the detection holes of different positions detected by measurement and temperature values of different depths in the same detection hole, and judging whether an underground engineering water-containing body is possibly contained within a horizontal distance predetermined value range. A data processing form is simple, and existence of an underground engineering water-containing body structure is effectively reflected.
Description
Technical field
The present invention relates to rock temperature Detection Techniques field, relate in particular to a kind of underground works water content structure forecast system and forecasting procedure based on the rock temperature field.
Background technology
Water damage in the underground works is the principal element of restriction China mining energy and other resources always.Detection for underground works water content structure also needs to be resolved hurrily, available technology adopting transient electromagnetic method (TEM), geological radar, high-density electric etc. come prediction underground works water content structure, it is that 1. detecting devices is heavy that detection and data are processed the defective that exists, needing to drop into very large manpower and materials operates, 2. data analysis need to be done the shortcomings such as special processing by the software aftertreatment to some undesired signals.
Summary of the invention
The objective of the invention is for overcoming above-mentioned the deficiencies in the prior art, a kind of underground works water content structure forecast system based on the rock temperature field is provided; Structure and simple to operate, measure accurately and reliably, easy to use, can with repeatedly observation of point, with the detection of a target optimum coupling be arranged, data are processed does not need to rely on powerful software aftertreatment, according to abnormal temperature change the response district analyze, just can Underground engineering water content structure etc. advantage.
The present invention also provides a kind of underground works water content structure forecasting procedure based on the rock temperature field.
For achieving the above object, the present invention adopts following technical proposals:
A kind of underground works water content structure forecast system based on the rock temperature field, comprise air bag, air bag is provided with charging connector, the charging connector bottom is provided with nut, O-ring seal, air bag and charging connector are tightly connected by O-ring seal, the air bag outside surface is provided with fibre optic temperature sensor, fibre optic temperature sensor is connected with Temperature sampler by the signal collection line, Temperature sampler is connected with power supply by power lead, be provided with bearing support in the air bag, O-ring seal is connected with sealant sealing with bearing support, and described air bag adopts the circular tube structure of both ends of the surface sealing, charging connector is connected with the outer face, and the external diameter of described pipe is less than the diameter of boring.
Underground works water content structure forecasting procedure based on the rock temperature field may further comprise the steps:
1. determine search coverage: divide spacing according to regional extent, drilling gaging hole with drill bit with a certain distance from roadway floor, the exploration hole diameter is less than the diameter of rock temperature detection system hollow gasbag;
2) the rock temperature detection system is placed in the exploration hole, inflates to air bag by charging connector, until be full of air in the complete distending body of air bag, make fibre optic temperature sensor be close to rock mass, in order to measure true rock temperature; Plugged, after measured temperature is stable, data acquisition unit reading out data and record data; Different drilling depths to each exploration hole take multiple measurements and read each measured value, and deenergization after measurement is finished is opened the charging connector nut, behind the Bas Discharged in air bag, the rock temperature detection system is taken out.
3) data are processed and interpretation of result: the temperature value to different depth in the temperature of the same degree of depth of diverse location exploration hole that measures and the same exploration hole is analyzed, and draws the exploration hole temperature value with the trend of the variation of the degree of depth; According to varying level distance-temperature changing trend, judge whether to occur the abnormal temperature response district, and then judge in the horizontal range predetermined range, possibility contains the underground works water content.
Search coverage is equidistantly divided, and holes with the pneumatic row that creeps into.
The complete rear employing giant of drilling construction cleans exploration hole, eliminates the foreign material such as rock dust, landwaste in the hole.
Data acquisition unit returned to zero before each image data, carried out data acquisition after measured temperature is stable again.
Principle of work of the present invention: groundwater occurrence is in the media such as rock cranny, hole, because the seepage flow of underground water can betide the exchange that rock mass carries out energy and quality, finally reaches seepage flow-temperature coupling.The temperature of water and the temperature of rock mass reach balance, the temperature of water can be starkly lower than in the not water-bearing structure in the water content structure, the temperature of water can reflect rock temperature indirectly, near the water content structure time, temperature can respond by abnormal, when constructing away from water content, temperature is in steady state (SS) substantially.Utilize rock temperature field detecting temperature system to carry out borehole temperature and measure, draw horizontal level-temperature variation curve, obtain the abnormal temperature response district.Can realize detection to water content structure according to temperature field ANOMALOUS VARIATIONS curve.
During use, air bag is made diameter less than circular tube structure bore diameter, the both ends of the surface sealing, air bag adopts plastic material to make.Hand-held bearing support is placed on the bottom of boring to this system with draw ring, according to being rotated counterclockwise, guarantees that this system is unimpeded, prevents obstruction and hole clipping phenomenon; Inflate to air bag by charging connector, until be full of air in the complete distending body of air bag; Make fibre optic temperature sensor be close to rock mass, guarantee that fibre optic temperature sensor contacts well with boring rock mass wall.Adjust Temperature sampler, plugged, each degree of depth section repeatedly measure this degree of depth rock temperature, average; A depth location measurement is finished, and then deenergization is opened the charging connector nut, behind the Bas Discharged of air bag, keeps this system's degree of depth constant, and 60 ° of the rock temperature detection systems that turns clockwise simultaneously increase and measure one group of average rock temperature.Two groups of average rock temperatures of the same degree of depth are got average again as the temperature value of this degree of depth.After a degree of depth was finished in measurement, deenergization was opened the charging connector nut, behind the Bas Discharged of air bag, moved to the predetermined depth location in another place, repeated the temperature that above-mentioned steps is measured this degree of depth.After all measurement was finished, deenergization was opened the charging connector nut, behind the Bas Discharged in air bag, the rock temperature detection system was taken out from boring.
Beneficial effect of the present invention:
1. described measuring system is easy for installation, use simple, easy operating, by measuring the variation abnormality response district of temperature in the rock mass, water content structure in the detecting rock, be used for the underground engineering construction process under roadway excavation or other factor affecting, be conducive to safe construction and the disaster alarm of Practical Project;
2. on-the-spot the curvilinear motion data analysis objectively responds thermograde and changes, and determines the abnormal temperature response district with putting together the multi collect data, and it is simple that data are processed form, and true, effecting reaction underground works water content is constructed existence, without advantages such as formation influence.
Description of drawings
Fig. 1 is structural representation of the present invention;
Wherein, 1. draw ring; 2. charging connector; 3. nut; 4. Temperature sampler; 5. power lead; 6. power supply; 7. O-ring seal; 8. air bag; 9. signal collection line; 11. bearing support; 12. fibre optic temperature sensor.
Embodiment
The present invention will be further described below in conjunction with accompanying drawing and embodiment.
In conjunction with Fig. 1, a kind of underground works water content structure forecast system based on the rock temperature field, comprise air bag 8, air bag is provided with charging connector 2, charging connector 2 bottoms are provided with nut 3, air bag 8 is tightly connected with charging connector 2 usefulness O-ring seals 7, air bag 8 outside surfaces are provided with fibre optic temperature sensor 12, fibre optic temperature sensor 12 is connected with Temperature sampler 4 by signal collection line 9, Temperature sampler 4 is connected with power supply 6 by power lead 5, is provided with bearing support 11 in the air bag 8, and described air bag 8 adopts the circular tube structure of both ends of the surface sealing, charging connector 2 is connected with the outer face, O-ring seal 7 is connected with bearing support 11 usefulness sealant sealings, and the external diameter of described pipe is less than the diameter of boring, and bearing support 11 is tightly connected with O-ring seal 7, the bearing support outer end is provided with draw ring 1, makes things convenient for manually-operated.Air bag adopts plastic material.Described fibre optic temperature sensor is provided with three and uniform along the same degree of depth of air bag outside surface, and three fibre optic temperature sensors are measured respectively the each point temperature.
Forecasting procedure based on the underground works water content of rock temperature field structure forecast system may further comprise the steps:
1) determine search coverage: divide spacing according to regional extent, drilling gaging hole with drill bit with a certain distance from roadway floor, the exploration hole diameter is slightly less than the diameter of semiclosed plastic round tube in the rock temperature detection system; Search coverage is equidistantly divided, and holes with the pneumatic row that creeps into.The complete rear employing giant of drilling construction cleans exploration hole, eliminates the foreign material such as rock dust, landwaste in the hole.
2) the rock temperature detection system is placed in the exploration hole, inflate to air bag by charging connector, until be full of air in the complete distending body of air bag, make fibre optic temperature sensor be close to rock mass, in order to measure true rock temperature, plugged, the data acquisition unit zeroing, left standstill 10 minutes after the data acquisition unit zeroing, after measured temperature is stable, data acquisition unit reading out data and record data; Different drilling depths to each exploration hole take multiple measurements and read each measured value, and deenergization after measurement is finished takes out the rock temperature detection system.During the collection in worksite data, the rock temperature detection system is placed in the boring of prior numbering, keeps detection system and crag to be close to, plugged, reading out data after measured temperature is stable is measured respectively the temperature value of each exploration hole when different drilling depth.After a degree of depth was finished in measurement, deenergization was opened the charging connector nut, behind the Bas Discharged of air bag, moved to the predetermined depth location in another place, repeated the temperature that above-mentioned steps is measured this degree of depth.After all measurement was finished, deenergization was opened the charging connector nut, behind the Bas Discharged in air bag, the rock temperature detection system was taken out from boring.
3) data are processed and interpretation of result: the temperature value to different depth in the temperature of the same degree of depth of diverse location exploration hole that measures and the same exploration hole is analyzed, and draws the exploration hole temperature value with the trend of the variation of the degree of depth; According to varying level distance-temperature changing trend, judge whether to occur the abnormal temperature response district, and then judge in the horizontal range predetermined range, possibility contains the underground works water content.Processing and interpretation of result method are, analyze according to the diverse location of exploration hole and the different depth temperature value of same exploration hole, draw temperature value with the curve of the variation of the exploration hole degree of depth, predict in predetermined distance range and whether the abnormal temperature response district can occur, judge whether to contain underground works water content or rich pool, in order to adopt Counter-measures.
Although above-mentioned by reference to the accompanying drawings to the invention embodiment be described; but be not limiting the scope of the invention; one of ordinary skill in the art should be understood that; on the basis of technical scheme of the present invention, those skilled in the art do not need to pay various modifications that creative work can make or distortion still in protection scope of the present invention.
Claims (5)
1. the underground works water content based on the rock temperature field is constructed forecast system, it is characterized in that, comprise air bag, air bag is provided with charging connector, the charging connector bottom is provided with nut, O-ring seal, air bag and charging connector are tightly connected by O-ring seal, the air bag outside surface is provided with fibre optic temperature sensor, fibre optic temperature sensor is connected with Temperature sampler by the signal collection line, and Temperature sampler is connected with power supply by power lead, is provided with bearing support in the air bag, described air bag adopts the circular tube structure of both ends of the surface sealing, charging connector is connected with the outer face, and O-ring seal is connected with sealant sealing with bearing support, and the external diameter of described pipe is less than the diameter of boring.
2. utilize the method for forecasting based on the underground works water content structure forecast system of rock temperature field claimed in claim 1, it is characterized in that, may further comprise the steps:
1) determines search coverage: divide spacing according to regional extent, drilling gaging hole with drill bit with a certain distance from roadway floor;
2) the rock temperature detection system is placed in the exploration hole, inflates to air bag by charging connector, until be full of air in the complete distending body of air bag, make fibre optic temperature sensor be close to rock mass, in order to measure true rock temperature; Plugged, after measured temperature is stable, data acquisition unit reading out data and record data; Different drilling depths to each exploration hole take multiple measurements and read each measured value, and deenergization after measurement is finished is opened the charging connector nut, behind the Bas Discharged in air bag, the rock temperature detection system is taken out;
3) data are processed and interpretation of result: the temperature value to different depth in the temperature of the same degree of depth of diverse location exploration hole that measures and the same exploration hole is analyzed, and draws the exploration hole temperature value with the trend of the variation of the degree of depth; According to varying level distance-temperature changing trend, judge whether to occur the abnormal temperature response district, and then judge in the horizontal range predetermined range, possibility contains the underground works water content.
3. the underground works water content based on the rock temperature field as claimed in claim 2 is constructed the method that forecast system forecasts, it is characterized in that, the search coverage of described step 1) is equidistantly divided, hole with the pneumatic row that creeps into, the exploration hole diameter is less than the diameter of semiclosed plastic round tube in the rock temperature detection system.
4. the underground works water content based on the rock temperature field as claimed in claim 2 is constructed the method that forecast system forecasts, it is characterized in that, the complete rear employing giant of described step 1) drilling construction cleans boring, eliminates the foreign material such as rock dust, landwaste in the hole.
5. the underground works water content based on the rock temperature field as claimed in claim 2 is constructed the method that forecast system forecasts, it is characterized in that, described step 2) data acquisition unit returned to zero before each image data, carried out data acquisition after measured temperature is stable again.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210509173.7A CN102998719B (en) | 2012-12-03 | 2012-12-03 | Based on underground works water content structure forecast system and the method for rock temperature field |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210509173.7A CN102998719B (en) | 2012-12-03 | 2012-12-03 | Based on underground works water content structure forecast system and the method for rock temperature field |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102998719A true CN102998719A (en) | 2013-03-27 |
| CN102998719B CN102998719B (en) | 2015-10-21 |
Family
ID=47927521
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210509173.7A Active CN102998719B (en) | 2012-12-03 | 2012-12-03 | Based on underground works water content structure forecast system and the method for rock temperature field |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102998719B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104181611A (en) * | 2014-08-28 | 2014-12-03 | 山东科技大学 | Mine working face top board and bottom board mining breaking fracture development dynamic monitoring method |
| CN115790327A (en) * | 2023-02-03 | 2023-03-14 | 山东高原油气装备有限公司 | Pneumatic full-length drift diameter detection device for petroleum casing pipe |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101135734A (en) * | 2007-10-22 | 2008-03-05 | 苏州圣庄伟业岩土科技有限公司 | Foundation ground water parameter measurement method and system based on pressure tracing |
| CN101298840A (en) * | 2008-06-25 | 2008-11-05 | 中铁西南科学研究院有限公司 | Method for forecasting tunnel construction tunnel face front water burst position |
| CN101625352A (en) * | 2009-08-05 | 2010-01-13 | 山东大学 | Test method of karst water burst when tunneling and monitor device thereof |
| JP2010101799A (en) * | 2008-10-24 | 2010-05-06 | Kajima Corp | System and method for evaluating ground water state |
| US20100198547A1 (en) * | 2008-11-03 | 2010-08-05 | Woods Hole Oceanographic Institution | Differential pressure systems and methods for measuring hydraulic parameters across surface water-aquifer interfaces |
| CN202092791U (en) * | 2011-06-08 | 2011-12-28 | 胡学军 | Installing utensil used for drill hole inner wall multiple spot temperature sensor positioning installation |
-
2012
- 2012-12-03 CN CN201210509173.7A patent/CN102998719B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101135734A (en) * | 2007-10-22 | 2008-03-05 | 苏州圣庄伟业岩土科技有限公司 | Foundation ground water parameter measurement method and system based on pressure tracing |
| CN101298840A (en) * | 2008-06-25 | 2008-11-05 | 中铁西南科学研究院有限公司 | Method for forecasting tunnel construction tunnel face front water burst position |
| JP2010101799A (en) * | 2008-10-24 | 2010-05-06 | Kajima Corp | System and method for evaluating ground water state |
| US20100198547A1 (en) * | 2008-11-03 | 2010-08-05 | Woods Hole Oceanographic Institution | Differential pressure systems and methods for measuring hydraulic parameters across surface water-aquifer interfaces |
| CN101625352A (en) * | 2009-08-05 | 2010-01-13 | 山东大学 | Test method of karst water burst when tunneling and monitor device thereof |
| CN202092791U (en) * | 2011-06-08 | 2011-12-28 | 胡学军 | Installing utensil used for drill hole inner wall multiple spot temperature sensor positioning installation |
Non-Patent Citations (2)
| Title |
|---|
| 何发亮等: "岩体温度法隧道施工掌子面前方涌水预测预报探讨", 《现代隧道技术》, vol. 44, no. 2, 30 April 2007 (2007-04-30) * |
| 何发亮等: "岩体温度综合法隧道施工涌水预报", 《山东大学学报（工学版）》, vol. 39, no. 2, 31 December 2009 (2009-12-31) * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104181611A (en) * | 2014-08-28 | 2014-12-03 | 山东科技大学 | Mine working face top board and bottom board mining breaking fracture development dynamic monitoring method |
| CN104181611B (en) * | 2014-08-28 | 2016-02-24 | 山东科技大学 | A kind of mine working face roof and floor Mining failure cranny development dynamic monitoring method |
| CN115790327A (en) * | 2023-02-03 | 2023-03-14 | 山东高原油气装备有限公司 | Pneumatic full-length drift diameter detection device for petroleum casing pipe |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102998719B (en) | 2015-10-21 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106546366B (en) | A kind of umbellate form deep hole three-dimensional stress and displacement comprehensive test device | |
| AU2017311614B2 (en) | Detection while drilling (DWD) apparatus and method for lithological composition of roadway roof | |
| CN102230375A (en) | Method and device for monitoring coal bed gas parameter in real time | |
| CN103018788A (en) | Advanced detection device and method for unfavorable geology and rock mass mechanical properties of deep and long tunnels | |
| CN105318824A (en) | A method for measuring loose circles of surrounding rocks based on distributed resistance strain gauges | |
| CN106768161B (en) | Underground water level measurement method | |
| CN102645288A (en) | Fast press-in type real-time deep underground water temperature monitoring device | |
| CN111077583B (en) | Structure activation double-parameter monitoring system and monitoring method | |
| CN203463104U (en) | Drilling fluid leakage detection device for petroleum drilling | |
| CN206862331U (en) | Geology internal displacement three-dimension monitor system | |
| CN103528566B (en) | A kind of directional drill hole profile measurement detection method | |
| CN104931353A (en) | Coal pillar plastic zone testing method and device | |
| CN102998719B (en) | Based on underground works water content structure forecast system and the method for rock temperature field | |
| CN204611352U (en) | A kind of Portable thermal hydraulic piping detection device | |
| CN102220768B (en) | Method for detecting integrity of concrete foundation pile body | |
| CN103528629A (en) | Multifunction parameter testing device for geophysical prospecting drilling machine | |
| CN103743893B (en) | A kind of Cement Concrete Pavement Slab humidity gradient method of testing | |
| CN106761804B (en) | One kind being equipped on TBM advanced hydraulic pressure detection device and method in real time | |
| CN103276713B (en) | Environmental piezocone penetration test (CPTU) probe capable of evaluating permeability characteristic of saturated soil in site | |
| CN202975360U (en) | Rock temperature detection system for prediction of aquifer structure | |
| CN202582753U (en) | Rock-soil temperature detection system for ground source heat pump | |
| CN203881563U (en) | Fixed point long-term mine site geological structure collection device | |
| CN103091726B (en) | The remote sensing and quantizing surveying method of fault with abundant ground water engineering geology ground | |
| CN205400721U (en) | Long -range survey device of well head gas | |
| CN109798107B (en) | Stratum lithology analysis device and method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |