CN203201544U - Testing device for simulation detecting of position of water rich area of mine coal rock layer - Google Patents
Testing device for simulation detecting of position of water rich area of mine coal rock layer Download PDFInfo
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- CN203201544U CN203201544U CN 201320229497 CN201320229497U CN203201544U CN 203201544 U CN203201544 U CN 203201544U CN 201320229497 CN201320229497 CN 201320229497 CN 201320229497 U CN201320229497 U CN 201320229497U CN 203201544 U CN203201544 U CN 203201544U
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Abstract
The utility model provides a testing device for simulation detecting of the position of a water rich area of a mine coal rock layer. The testing device comprises a water groove, a conductor, a driving working face simulation test device, a stoping working face base plate simulation detection device and a measurement and control device. An end face of the water groove is provided with a first installation hole and a second installation hole, the conductor is hung in the water groove, the driving working face simulation test device is used for testing a specific resistance value of media in front of the driving detection end, and the stoping working face base plate simulation detection device is used for testing a specific resistance value of media of the lower portion of the stoping detection end. The media in the water groove are used for simulating the mine coal rock layer, the conductor is used for simulating the water rich area in the coal rock layer, a sealing groove is used for simulating a driving working face roadway, and a U-shaped groove body is used for simulating a stoping working face roadway. Through the test device, the position of the conductor can be detected, finally through comparison of the actual position and the detection position of the conductor, parameters of the test device can be corrected to provide basis and guarantee for actual test of the position of the water rich area of the mine coal rock layer.
Description
Technical field
The utility model relates to the pit mining technology, relates in particular to a kind of experimental rig for position, rich pool, analog detection mine coal rock stratum.
Background technology
The geological conditions that has multiple impact safety in the mine in driving face and the stope manufacturing process, when in the coal rock layer rich pool being arranged, then in roadway construction work, need to visit water and processing, carry out again afterwards the production of driving face and stope, if in time do not detect position, the rich pool of the place ahead coal rock layer, then need repeatedly to hole and just can finish the discharging in pool, can't effectively carry out pump drainage work, main by existing geologic information and position, micro-judgment pool at present, again in conjunction with repeatedly probing, finish determining of position, pool, the construction task amount is large, efficient is low; The testing arrangement that can realize theoretically above-mentioned functions is also arranged in the prior art, but, the design parameter of testing arrangement arranges result's impact of test larger, if it is improper to arrange, position judgment to rich pool in actual test process is not accurate enough, need to provide reference for the reality test by simulated test.
The utility model content
The utility model provides a kind of experimental rig for position, rich pool, analog detection mine coal rock stratum, is used for overcoming the problems of the prior art, for the selection of testing arrangement parameter in the reality test provides foundation.
The experimental rig that is used for position, rich pool, analog detection mine coal rock stratum that the utility model provides, this device comprises: a kind of experimental rig for position, rich pool, analog detection mine coal rock stratum, this device comprises:
Tank, open top, elongated, an end face has the first installing hole and the second installing hole;
Conductor is suspended in the tank;
Be used for the driving face simulating test device of test driving end of probe the place ahead resistivity of media value, comprise that one is located at the strip seal groove in this tank; Seal groove is provided with the driving test body, seal groove one end is the driving end of probe, the other end is provided with and the driving cable that tunnels test body and be connected, an end and the first installing hole that the driving cable is set are tightly connected, and conductor is arranged between driving end of probe and the end face of tank away from the first installing hole and the second installing hole;
The stope base plate analog detection device that is used for test back production end of probe below resistivity of media value, comprise that one is located at the U-lag body in this tank, the U-lag body is provided with the back production test body, the bottom surface of U-shaped cell body is the back production end of probe, one of openend is provided with the back production cable that is connected with the back production test body, an end and the second installing hole that the back production cable is set are tightly connected, conductor be arranged on the U-lag body below;
Measure and control device, comprise for control driving test body the place ahead resistivity of media value and test and be used for control module that control back production test body below resistivity of media value tests and for the data processing module that above-mentioned test data is analyzed respectively and processed, control module connects respectively digging control cable and back production control cables.
Wherein, described driving face simulating test device is electrical method pre-testing device.
Further, described seal groove is cuboid, described driving test body is to be embedded many to metal electrode on the sealing groove bottom, described metal electrode one end passes the seal groove bottom surface and overhangs outside seal groove, the other end passes the seal groove bottom surface and overhangs in seal groove, and the metal electrode end that is positioned at seal groove all is connected with the digging control cable.
Particularly, described metal electrode quantity is 8～16 pairs, is rods arranged in horizontal line, and between every adjacent two metal electrodes interval 3-5 centimetre.
Wherein, described driving face simulating test device is transient electromagnetic pre-testing device.
Further, described seal groove is cuboid, and described driving test body is the transition lead frame that is located on the sealing groove driving end face inwall, and described transition lead frame is positioned at seal groove, and is connected with the digging control cable.
Particularly, described transition lead frame is square, and the length of side is 0.1-0.2 rice.
Wherein, described U-lag body cross section is rectangular, wherein said back production test body is to be embedded many to metal electrode on U-lag body two opposed part bottom surfaces, described metal electrode one end passes the seal groove bottom surface and overhangs to U-lag is external, the other end passes U-lag body bottom surface and overhangs in the U-lag body, and the metal electrode end that is positioned at the U-lag body all is connected with the back production control cables.
Further, described U-lag body by two parallel cell bodies and between this two parallel cell body and perpendicular vertical cell body consist of, be equipped with 24～32 pairs of metal electrodes on each described parallel cell body bottom surface, be rods arranged in horizontal line, and between every adjacent two metal electrodes interval 3-5 centimetre.
The experimental rig that is used for position, rich pool, analog detection mine coal rock stratum that the utility model provides, when carrying out the driving face simulation test experiment, with the second installing hole sealing on the tank, the end that the first installing hole and driving face simulating test device are provided with the digging control cable is tightly connected, digging control cable one end is positioned at outside the tank and with measure and control device and is connected, the digging control cable other end is connected with the driving test body, injected water in the tank, and place driving end of probe and tank away from the first installing hole the conductor, between one end face of the second installing hole, the position that finally draws conductor by measure and control device; When carrying out stope base plate simulation test experiment, with the first installing hole sealing on the tank, the second installing hole and stope base plate simulating test device are provided with of back production control cables and are tightly connected, back production control cables one end is positioned at outside the tank and with measure and control device and is connected, the back production control cables other end is connected with the back production test body, injected media in the tank, and with conductor place the U-lag body below, namely simulate the rich pool under the base plate, the position that finally draws conductor by measure and control device; Here with the simulation of the medium in tank mine coal rock stratum, with the rich pool in the conductor simulation coal rock layer, seal groove is used for simulation driving face tunnel, U-lag n-body simulation n support in gateway of coal mining face; Can detect the position of conductor by this experimental rig, physical location and the detection position by conductor compares the parameter that can proofread and correct testing arrangement at last, for the actual test of position, rich pool, mine coal rock stratum provides basisandguarantee.
Description of drawings
The top view of the experimental rig that Fig. 1 provides for the utility model embodiment;
Fig. 2 is the structural representation of tank among Fig. 1;
Fig. 3 is the structural representation of driving face simulating test device embodiment one among Fig. 1;
Fig. 4 is the structural representation of driving face simulating test device embodiment two among Fig. 1;
Fig. 5 is the structural representation of stope base plate analog detection device among Fig. 1.
The specific embodiment
As shown in Figure 1, a kind of experimental rig for position, rich pool, analog detection mine coal rock stratum, it is characterized in that, this device comprises: tank 1, conductor 2, driving face simulating test device 3, stope base plate analog detection device 4 and measure and control device 5, tank 1 open top, elongated, an end face has the first installing hole 11 and the second installing hole 12; Conductor 2 is suspended in the tank 1; Driving face simulating test device 3 is used for test driving end of probe the place ahead resistivity of media value, comprises the strip seal groove in this tank 1; Seal groove is provided with driving test body 31, seal groove one end is driving end of probe 32, the other end is provided with and the digging control cable 33 that tunnels test body and be connected, an end and the first installing hole 11 that the digging control cable is set are tightly connected, and conductor 2 is arranged between driving end of probe 32 and the end face of tank away from the first installing hole and the second installing hole; Stope base plate analog detection device 4 is used for test back production end of probe bottom resistivity of media value, comprise that one is located at the U-lag body in this tank, the U-lag body is provided with back production test body 41, one end of U-lag body sealing is back production end of probe 42, one end of opening is provided with the back production control cables 43 that is connected with the back production test body, an end and the second installing hole 12 that the back production control cables is set are tightly connected, conductor 2 be arranged on U-lag below; Measure and control device 5 comprises for control driving test body 31 tests and is used for control module 51 that the resistivity of media value of 41 pairs of its underparts of control back production test body tests and for the data processing module 52 that above-mentioned test data is analyzed respectively and processed, control module connects respectively digging control cable 33 and back production control cables 44 to its place ahead resistivity of media value.When carrying out the driving face simulated test, control module 51 control driving test bodies 31 are tested the resistivity of media value in its place ahead, when carrying out stope base plate simulated test, the resistivity of media value of 41 pairs of its underparts of control module 51 control back production test bodies is tested.
The experimental rig that is used for position, rich pool, analog detection mine coal rock stratum that the utility model provides, when carrying out the driving face simulation test experiment, with the second installing hole sealing on the tank, the end that the first installing hole and driving face simulating test device are provided with the digging control cable is tightly connected, digging control cable one end is positioned at outside the tank and with measure and control device and is connected, the digging control cable other end is connected with the driving test body, injected water in the tank, and place driving end of probe and tank away from the first installing hole the conductor, between one end face of the second installing hole, the position that finally draws conductor by measure and control device; When carrying out stope base plate simulation test experiment, with the first installing hole sealing on the tank, the second installing hole and stope base plate simulating test device are provided with of back production control cables and are tightly connected, back production control cables one end is positioned at outside the tank and with measure and control device and is connected, the back production control cables other end is connected with the back production test body, injected media in the tank, and with conductor place U-lag below, the position that finally draws conductor by measure and control device; Here with the simulation of the water in tank mine coal rock stratum, with the rich pool in the conductor simulation coal rock layer, seal groove is used for simulation driving face tunnel, U-lag n-body simulation n support in gateway of coal mining face; Can detect the position of conductor by this experimental rig, physical location and the detection position by conductor compares the parameter that can proofread and correct testing arrangement at last, for the actual test of position, rich pool, mine coal rock stratum provides basisandguarantee.As shown in Figure 2, tank 1 is cuboid, length be 2.0 meters, wide be that 1.2 meters, height are 0.8 meter.In order to guarantee medium to the harmony of test result impact, the distance of two sides, the first installing hole 11 screw clamps, 1 front and back equates, the second installing hole 12 screw clamp leading flanks equate with spacing between the first installing hole 11.
Concrete test request is as follows:
1) select and the test tunnel of assembling according to the test needs, can select dead face or U-shaped tunnel, wherein dead face is used for simulation driving face front geological condition simulation, and the U-shaped tunnel is used for simulation stope roof and floor geological conditions and simulates.Seal groove in the present embodiment is equivalent to dead face, and the U-lag body is equivalent to the U-shaped tunnel;
(2) test environment loads, and can select pure water, pure sand or simulation material as medium.Be positioned at below the 0.3m of tested media below for down-hole total space conditional request test tunnel.
(3) the geologic anomaly model is set, for the dead face forward probe, can place high value or low resistance anomalous body in the different distance place in the tested media of drift section the place ahead, the heterogeneity geological conditions that simulation the place ahead exists is used for carrying out the method test and evaluation.For the perspective test of U-shaped tunnel, can be in work plane base plate or top board diverse location place place high value or low resistance anomalous body, its geophysics response characteristic and rule is tested or estimated to the different geological conditions that under the simulation base plate or top board top exists.
(3) form different method of testings and experimental facilities system.For the dead face forward probe, can select two kinds of methods of transient electromagnetic and DC electrical method to carry out the forward probe simulation, connect corresponding plant and instrument, corresponding test parameter is set carry out data acquisition and processing, the validity of evaluation method, feature and the response pattern of discussion geologic anomaly.For roadway workface, can select DC electrical method to have an X-rayed detection, connect electric method meter, test parameter is set carries out data acquisition and Treatment Analysis.
The driving face simulating test device specifically has following two kinds of concrete devices:
Embodiment one
As shown in Figure 3, Figure 4, the driving face simulating test device is electrical method pre-testing device.The second disk 34 can be established in the seal groove end and the first installing hole is tightly connected.Be convenient to install.
As shown in Figure 3, seal groove is cuboid, the driving test body is to be embedded many to the first metal electrode 31a on sealing groove bottom 30, the first metal electrode 31a one end passes seal groove bottom surface 30 and overhangs outside seal groove, the other end passes seal groove bottom surface 30 and overhangs in seal groove, and the metal electrode end that is positioned at seal groove all is connected with digging control cable 33.1.2 meters of flute length of sealing, wide 0.2 meter, high 0.2 meter, the first metal electrode 31a quantity is 8～16 pairs, is rods arranged in horizontal line, and is spaced apart 3 centimetres-5 centimetres between every adjacent two first metal electrode 31a.Through experimental test, the electrical method pre-testing device to test best results of said structure.
Embodiment two
As shown in Figure 4, the driving face simulating test device is transient electromagnetic pre-testing device.
Seal groove is cuboid, and the driving test body is the transition lead frame 31b that is located on the sealing groove driving end face inwall, and transition lead frame 31b is positioned at seal groove, and is connected with digging control cable 33.The seal groove cross sectional dimensions is 0.2 meter * 0.2 meter, and the transition lead frame is square, and the length of side is 0.1 meter-0.2 meter.Through experimental test, the transient electromagnetic pre-testing device to test best results of said structure.
On the basis of above-described embodiment, stope base plate analog detection device is electrical method perspective testing arrangement, concrete structure as shown in Figure 5, U-lag body cross section is rectangular, wherein the back production test body is to be embedded many to the second metal electrode 41a on U-lag body two opposed part bottom surfaces, the second metal electrode 41a one end passes the seal groove bottom surface and overhangs to U-lag is external, the other end passes U-lag body bottom surface and overhangs in the U-lag body, and the second metal electrode 41a end that is positioned at the U-lag body all is connected with back production control cables 43.The U-lag end of body can be established the second disk 46 and the second installing hole is tightly connected.
The U-lag body by two parallel cell bodies 44 and between this two parallel cell body 44 and perpendicular vertical cell body 45 consist of, be equipped with 24～32 couples of the second metal electrode 41a on each parallel cell body bottom surface 40, be rods arranged in horizontal line, and 3 centimetres-5 centimetres at interval between every adjacent two second metal electrode 41a.U-lag body cross sectional dimensions is 0.05 meter * 0.05 meter, long 1.5 meters of parallel cell body, long 0.7 meter of vertical cell body.Through experimental test, the electrical method pre-testing device to test best results of said structure.
In the present embodiment:
1, the tank condition makes up.By processing and fabricating length be 2.0m * 1.2m * 0.8m large glass tank, form the total space condition of mine geophysics test.In order to obtain anti-pressure ability, adopt high strength glass, its thickness is 3cm.End at the tank width arranges two circular ports i.e. the first installing hole and the second installing hole, is used for fixing with driving face and support in gateway of coal mining face, forms the steric requirements of underground stope.Be with pulley in the base, be convenient to carry out movement and the sample plot point selection of test condition.
2, roadway head and forward probe device thereof.Utilize glass to make up the dead face of 1.2m * 0.2m * 0.2m size, simulate the driving face tunnel, the one end is fixed with the first installing hole of tank with the first disk.Arrange 8～16 couples of the first metal electrode 31a at roadway floor, the first metal electrode 31a spacing is about 3cm-5cm, is used for the test of analog DC electrical method forward probe method.Each root first metal electrode is that the digging control cable links to each other and causes outside the tunnel from the first disk end with test cable all, is that measure and control device is connected with the test electrical prospecting apparatus.
Simultaneously, only the section in tunnel is 0.2m * 0.2m, can carry out the simulation of transient electromagnetic method forward probe, adopt during test and transmit and receive coincide-loop, wire frame size 0.1m * 0.1m, can be located immediately at section part simulation test is carried out in the place ahead, test cable is that to be connected to the external Transient Electromagnetic Apparatus in tunnel be measure and control device to the digging control cable.
3, stope and base plate sniffer thereof.Utilize glass to make up the U-shaped tunnel of 0.05 * 0.05 cross dimensions, the parallel roadways that is respectively 1.5m by two length respectively is parallel cell body with a length is that the tunnel of cutting of 0.7m is that vertical cell body consists of, its whole simulation support in gateway of coal mining face, wherein an end in U-shaped tunnel is fixed with tank the second installing hole with the second disk.Arrange 24-32 to metal electrode at roadway floor, the metal electrode spacing is about 3cm-5cm, is used for the test of analog operation face base plate hydrogeological conditions electrical method perspective method.Each root metal electrode links to each other with test cable and causes outside the tunnel from the sucker end, is that measure and control device is connected with the test electrical prospecting apparatus.
4, test simulation experiment.Install respectively dead face, the simulation Roadway Leading Prospecting; Install U-shaped tunnel, analog operation face roof and floor is surveyed.Utilize large-scale tank can load pure water medium, pure husky medium, and utilize rock stratum medium that analog material makes etc.Different high and low resistance anomalous body simulation mining face under mine geologic anomalies is set, can carry out the forward probe simulation of transient electromagnetic and DC electrical method, and DC electrical method perspective floor undulation is simulated unusually.
By position and the character of change anomalous body, further evaluation method validity, and acquisition is to the understanding of different geology anomalous body test feature, for the down-hole production application provides technical data.
The present invention has the following advantages:
1, there is the detection simulation of geologic anomaly in realization to roadway head and stope, improves the ability that geologic anomaly is judged.
2, can load dissimilar ambient condition in the tank, the down-hole geological environment is had more specific aim.
3, can different geological conditions be set according to the variation of down-hole geological conditions, the method for testing checking intuitively can repeat with evaluation.
It should be noted that at last: above each embodiment is not intended to limit only in order to the technical solution of the utility model to be described; Although with reference to aforementioned each embodiment the utility model is had been described in detail, those of ordinary skill in the art is to be understood that: it still can be made amendment to the technical scheme that aforementioned each embodiment puts down in writing, and perhaps some or all of technical characterictic wherein is equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution break away from the scope of each embodiment technical scheme of the utility model.
Claims (9)
1. an experimental rig that is used for position, rich pool, analog detection mine coal rock stratum is characterized in that, this device comprises:
Tank, open top, elongated, an end face has the first installing hole and the second installing hole;
Conductor is suspended in the tank;
Be used for the driving face simulating test device of test driving end of probe the place ahead resistivity of media value, comprise that one is located at the strip seal groove in this tank; Seal groove is provided with the driving test body, seal groove one end is the driving end of probe, the other end is provided with and the digging control cable that tunnels test body and be connected, an end and the first installing hole that the digging control cable is set are tightly connected, and conductor is arranged between driving end of probe and the end face of tank away from the first installing hole and the second installing hole;
The stope base plate analog detection device that is used for test back production end of probe bottom resistivity of media value, comprise that one is located at the U-lag body in this tank, the U-lag body is provided with the back production test body, the bottom surface of U-lag body is the back production end of probe, one of openend is provided with the back production control cables that is connected with the back production test body, an end and the second installing hole that the back production control cables is set are tightly connected, conductor be arranged on U-lag below;
Measure and control device, comprise for control driving test body and its place ahead resistivity of media value is tested and be used for control module that control back production test body tests its below resistivity of media value and for the data processing module that above-mentioned test data is analyzed respectively and processed, control module connects respectively digging control cable and back production control cables.
2. the experimental rig for position, rich pool, analog detection mine coal rock stratum according to claim 1 is characterized in that, described driving face simulating test device is electrical method pre-testing device.
3. the experimental rig for position, rich pool, analog detection mine coal rock stratum according to claim 2, it is characterized in that, described seal groove is cuboid, described driving test body is to be embedded many to metal electrode on the sealing groove bottom, described metal electrode one end passes the seal groove bottom surface and overhangs outside seal groove, the other end passes the seal groove bottom surface and overhangs in seal groove, and the metal electrode end that is positioned at seal groove all is connected with the digging control cable.
4. the experimental rig for position, rich pool, analog detection mine coal rock stratum according to claim 3 is characterized in that, the quantity of described metal electrode is 8～16 pairs, is rods arranged in horizontal line, and between every adjacent two metal electrodes interval 3-5 centimetre.
5. the experimental rig for position, rich pool, analog detection mine coal rock stratum according to claim 1 is characterized in that, described driving face simulating test device is transient electromagnetic pre-testing device.
6. the experimental rig for position, rich pool, analog detection mine coal rock stratum according to claim 5, it is characterized in that, described seal groove is cuboid, described driving test body is the transition lead frame that is located on the sealing groove driving end face inwall, described transition lead frame is positioned at seal groove, and is connected with the digging control cable.
7. the experimental rig for position, rich pool, analog detection mine coal rock stratum according to claim 6 is characterized in that, described transition lead frame is square, and the length of side is 0.1-0.2 rice.
8. arbitrary described experimental rig for position, rich pool, analog detection mine coal rock stratum according to claim 1-7, it is characterized in that, described U-lag body cross section is rectangular, wherein said back production test body is to be embedded many to metal electrode on U-lag body two opposed part bottom surfaces, described metal electrode one end passes the seal groove bottom surface and overhangs to U-lag is external, the other end passes U-lag body bottom surface and overhangs in the U-lag body, and the metal electrode end that is positioned at the U-lag body all is connected with the back production control cables.
9. the experimental rig for position, rich pool, analog detection mine coal rock stratum according to claim 8, it is characterized in that, described U-lag body by two parallel cell bodies and between this two parallel cell body and perpendicular vertical cell body consist of, be equipped with 24～32 pairs of metal electrodes on each described parallel cell body bottom surface, be rods arranged in horizontal line, and between every adjacent two metal electrodes interval 3-5 centimetre.
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| CN 201320229497 CN203201544U (en) | 2013-04-28 | 2013-04-28 | Testing device for simulation detecting of position of water rich area of mine coal rock layer |
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| CN 201320229497 CN203201544U (en) | 2013-04-28 | 2013-04-28 | Testing device for simulation detecting of position of water rich area of mine coal rock layer |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107035355A (en) * | 2016-02-04 | 2017-08-11 | 中石化石油工程技术服务有限公司 | Remote detection graduation apparatus between a kind of well |
| CN109387878A (en) * | 2018-11-28 | 2019-02-26 | 山东科技大学 | A kind of mine total space three-dimensional observation device and preparation method |
-
2013
- 2013-04-28 CN CN 201320229497 patent/CN203201544U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107035355A (en) * | 2016-02-04 | 2017-08-11 | 中石化石油工程技术服务有限公司 | Remote detection graduation apparatus between a kind of well |
| CN107035355B (en) * | 2016-02-04 | 2024-04-26 | 中国石油化工集团有限公司 | Inter-well remote detection scale device |
| CN109387878A (en) * | 2018-11-28 | 2019-02-26 | 山东科技大学 | A kind of mine total space three-dimensional observation device and preparation method |
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Granted publication date: 20130918 Termination date: 20140428 |