CN203949916U - The solid coupling test device of colliery Water Inrush From Karstic Collapse Columns geomechanics stream - Google Patents
The solid coupling test device of colliery Water Inrush From Karstic Collapse Columns geomechanics stream Download PDFInfo
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- CN203949916U CN203949916U CN201420397984.7U CN201420397984U CN203949916U CN 203949916 U CN203949916 U CN 203949916U CN 201420397984 U CN201420397984 U CN 201420397984U CN 203949916 U CN203949916 U CN 203949916U
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 74
- 238000012360 testing method Methods 0.000 title claims abstract description 47
- 230000008878 coupling Effects 0.000 title claims abstract description 16
- 238000010168 coupling process Methods 0.000 title claims abstract description 16
- 238000005859 coupling reaction Methods 0.000 title claims abstract description 16
- 239000007787 solid Substances 0.000 title claims abstract description 16
- 239000011521 glass Substances 0.000 claims abstract description 69
- 239000000463 material Substances 0.000 claims abstract description 47
- 238000004519 manufacturing process Methods 0.000 claims abstract description 12
- 229920000965 Duroplast Polymers 0.000 claims abstract description 10
- 238000000034 method Methods 0.000 claims description 13
- 230000008569 process Effects 0.000 claims description 7
- 238000005452 bending Methods 0.000 claims description 6
- 239000002245 particle Substances 0.000 claims description 5
- 210000004907 gland Anatomy 0.000 claims description 4
- 230000001737 promoting effect Effects 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 7
- 238000009412 basement excavation Methods 0.000 abstract description 5
- 238000005065 mining Methods 0.000 abstract description 3
- 238000005325 percolation Methods 0.000 abstract description 3
- 238000013461 design Methods 0.000 description 14
- 238000010586 diagram Methods 0.000 description 13
- 238000004088 simulation Methods 0.000 description 13
- 239000011236 particulate material Substances 0.000 description 9
- 230000004087 circulation Effects 0.000 description 5
- 238000011160 research Methods 0.000 description 5
- 230000007246 mechanism Effects 0.000 description 4
- 239000002184 metal Substances 0.000 description 3
- 230000000630 rising effect Effects 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000009172 bursting Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000013401 experimental design Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
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Abstract
The utility model discloses the solid coupling test device of a kind of colliery Water Inrush From Karstic Collapse Columns geomechanics stream, comprise test-bed and karst collapse col umn analogue means, test-bed is the box-structure of upper opening, and some layers of analog material of its laid inside, can excavate tunnel or production face in analog material; Karst collapse col umn analogue means comprises the organic glass bucket of the equal opening in upper and lower, and the position suitable for reading of organic glass bucket is provided with organic glass lifting gear and duroplasts baffle plate, and organic glass lifting gear is provided with lifting arm, and lifting arm is connected with hoisting rope.Can be used for simulating the work progress under the conditions such as roadway excavation or seam mining, gather gushing water tendency information, study coffer mechanics, distortion and karst collapse col umn percolation law in work progress, be conducive to safe construction and the disaster alarm of Practical Project.
Description
Technical field
The utility model relates to a kind of geomechanics experimental technique, relates in particular to the solid coupling test device of a kind of colliery Water Inrush From Karstic Collapse Columns geomechanics stream.
Background technology
Genesis of Karst Subsided Column is a kind of tectonic structure common in North-China Type coalfield, and most of karst collapse col umns are water guide not, but only a few has the karst collapse col umn of strong transmissibility, causes great water bursting disaster.The features such as it is large that Water Inrush From Karstic Collapse Columns has gushing water amount, and gushing water speed is fast, and protrusion amount is large, have great threat to mine safety.
At present, karst collapse col umn problem has been subject to engineering staff and scientific worker's attention gradually, and Chinese scholar has been carried out a large amount of model investigation work, but also has obvious weakness.
Research of the prior art concentrates on the formation mechanism of karst collapse col umn and prediction, improvement aspect, not enough about especially the lag behind research of mechanism of water inrush of Water Inrush From Karstic Collapse Columns mechanism, three-dimensional similar physical simulation experiment is more blank, especially for the making apparatus of karst collapse col umn and technique, rarely has and relates to.
Summary of the invention
The purpose of this utility model is to provide a kind of solid coupling test device of colliery Water Inrush From Karstic Collapse Columns geomechanics stream that can simulate the lower Genesis of Karst Subsided Column construction process mechanics of other factor impacts such as roadway excavation or production face exploitation and deformation rule.
The purpose of this utility model is achieved through the following technical solutions:
The solid coupling test device of colliery of the present utility model Water Inrush From Karstic Collapse Columns geomechanics stream, comprise test-bed and karst collapse col umn analogue means, described test-bed is the box-structure of upper opening, and some layers of analog material of its laid inside, can excavate tunnel or production face in described analog material; Described karst collapse col umn analogue means comprises the organic glass bucket of the equal opening in upper and lower, the position suitable for reading of described organic glass bucket is provided with organic glass lifting gear and duroplasts baffle plate, described organic glass lifting gear is provided with lifting arm, and described lifting arm is connected with hoisting rope.
The technical scheme being provided by above-mentioned the utility model can be found out, the solid coupling test device of colliery Water Inrush From Karstic Collapse Columns geomechanics stream that the utility model embodiment provides, owing to comprising test-bed and karst collapse col umn analogue means, test-bed is the box-structure of upper opening, karst collapse col umn analogue means comprises the organic glass bucket of the equal opening in upper and lower, the position suitable for reading of described organic glass bucket is provided with organic glass lifting gear and duroplasts baffle plate, organic glass lifting gear is provided with lifting arm, lifting arm is connected with hoisting rope, simple in structure, simulate true to nature, can be used for simulating the work progress under the conditions such as roadway excavation or seam mining, gather gushing water tendency information, coffer mechanics in research work progress, distortion and karst collapse col umn percolation law, the safe construction and the disaster alarm that are conducive to Practical Project.
Accompanying drawing explanation
Fig. 1 is the each several part schematic diagram of karst collapse col umn analogue means in the utility model embodiment.
Fig. 2 is lifting gear schematic diagram in the utility model embodiment.
Fig. 3 has assembled rear full section water guide karst collapse col umn analogue means schematic diagram in the utility model embodiment.
Fig. 4 is edge water guide karst collapse col umn method for making process flow diagram in the utility model embodiment.
Fig. 5 is edge water guide karst collapse col umn manufacturing process the first circulation schematic diagram in the utility model embodiment.
Fig. 6 is the middle circulation schematic diagram of full section water guide karst collapse col umn manufacturing process in the utility model embodiment.
Fig. 7 is the edge water guide karst collapse col umn manufacturing process schematic diagram that finally circulates in the utility model embodiment.
In figure:
1. internal layer organic glass bucket; 2. internal layer organic glass lifting gear; 3. internal layer duroplasts baffle plate; 4. lifting arm; 5. connecting screw rod; 6. outer organic glass bucket; 7. outer organic glass lifting gear; 8. outer duroplasts baffle plate; 9. organic glass lifting member; 10. gland nut; 11. straight lifting arms; 12. bending lifting arms; 13. test-beds; 14. analog materials; 15. bulk particulate materials; 16. hoisting ropes.
Embodiment
To be described in further detail the utility model embodiment below.
The solid coupling test device of colliery of the present utility model Water Inrush From Karstic Collapse Columns geomechanics stream, its preferably embodiment be: comprise test-bed and karst collapse col umn analogue means, described test-bed is the box-structure of upper opening, some layers of analog material of its laid inside, can excavate tunnel or production face in described analog material;
Described karst collapse col umn analogue means comprises the organic glass bucket of the equal opening in upper and lower, the position suitable for reading of described organic glass bucket is provided with organic glass lifting gear and duroplasts baffle plate, described organic glass lifting gear is provided with lifting arm, and described lifting arm is connected with hoisting rope.
Described lifting arm comprises straight lifting arm and the bending lifting arm that is right-angled intersection setting, described organic glass lifting gear comprises 4 organic glass lifting members suitable for reading that are fixed on described organic glass bucket, and described straight lifting arm and bending lifting arm are fixed with gland nut through after described organic glass lifting member.
Described organic glass bucket has one or more layers, between multilayer organic glass bucket, by connecting screw rod, connects.
This device is when carrying out full section water guide karst collapse col umn test, described karst collapse col umn analogue means is selected one deck organic glass bucket, described karst collapse col umn analogue means is placed in to the bottom of described test-bed, in the outside of organic glass bucket, fill the analog material of non-water conduction section, in the inside of organic glass bucket, fill the discrete particles shape material of water conduction section, propose in described analog material, to make and help section water guide karst collapse col umn after described organic glass bucket.
This device is when carrying out edge water guide karst collapse col umn test, described karst collapse col umn analogue means is selected two-layer organic glass bucket, described karst collapse col umn analogue means is placed in to the bottom of described test-bed, in the outside of outer organic glass bucket and the inside of internal layer organic glass bucket, fill the analog material of non-water conduction section, between two-layer organic glass bucket, fill the discrete particles shape material of water conduction section, propose in described analog material, to be made into edge water guide karst collapse col umn after described organic glass bucket.
In making the process of water guide karst collapse col umn, adopt the method for successively filling compacting and successively promoting described karst collapse col umn analogue means.
The solid coupling test device of colliery of the present utility model Water Inrush From Karstic Collapse Columns geomechanics stream, simple in structure, simulate true to nature, can be used for simulating the work progress under the conditions such as roadway excavation or seam mining, gather gushing water tendency information, coffer mechanics, distortion and karst collapse col umn percolation law in research work progress, be conducive to Genesis of Karst Subsided Column and making in the safe construction of Practical Project and the test of the analog simulation of disaster alarm.
Principle of the present utility model is: according to engineering background, according to test design, assemble karst collapse col umn analogue means.Simulating full section water guide karst collapse col umn is that an external diameter is the organic glass bucket of test design karst collapse col umn diameter; What simulate edge water guide karst collapse col umn is two organic glass buckets, and its outer bucket external diameter is karst collapse col umn diameter, and internal layer bucket internal diameter is the diameter of central authorities' section of blocking water, and two barrels are connected by screw rod by the threaded hole apart from bottom of the barrel 30cm; Utilize glass cement that four organic glass lifting gears are evenly distributed, be bonded in organic glass bucket top, Adhering height 1cm;
Lay analog material, by analog material layering laying in test-bed according to Rock And Soil intensity in engineering background and water reason characteristic, and can lay by actual rock-soil layer inclination angle;
In casing to be tested, lay corresponding similar materials to the residing position, karst collapse col umn bottom of test design, according to the angle in engineering background and orientation, settle karst collapse col umn analogue means;
First the water conduction section position in device interior design (is full section during full section water guide karst collapse col umn test, edge water guide karst collapse col umn is two barrels of centre positions while testing) filling test bulk particulate material 40cm, non-water conduction section in design (is that organic glass bucket is outer during full section water guide karst collapse col umn test, edge water guide karst collapse col umn also has the inside of internal layer bucket while testing) lay similar materials 20cm, to fix test unit;
Metal carrying rising stem centering is inserted to organic glass lifting device, tighten the screws is with fixing lifting arm, two hoisting ropes that lifting arm two ends tighten is held altogether, utilize manpower or mechanical force to lift hoisting rope, with the karst collapse col umn angle lifting gear 10cm of experimental design and rotate lifting arm so that bulk particulate material is uniformly distributed, and make the surface of contact of karst collapse col umn outside and analog material loose and coarse, then pull down hoisting rope and lifting arm.Inside and outside karst collapse col umn, bulk particulate material and similar materials 10cm are filled in relevant position respectively again, fill in process, to rotate duroplasts baffle plate and make correspondence position space maximize that (while filling bulk particulate material, outer baffle plate is outside, and internal layer baffle plate is inside; While filling analog material, outer baffle plate is inside, and internal layer baffle plate is outside).Then circulation lift and fill until install bottom surface on the karst collapse col umn of test design along position 20cm, fill outer similar materials (edge water guide karst collapse col umn also comprises internal layer similar materials) to designing on karst collapse col umn along position, extracting apparatus.
Analog material in the utility model, bulk particulate material and test-bed are current material and equipment, do not repeat them here.
The utility model, according to karst collapse col umn shape and size in Practical Project, after converting, with the water conduction section in the good bulk particulate material simulation karst collapse col umn of transmissibility, is simulated the section of blocking water in karst collapse col umn by the similar materials that transmissibility is poor by ratio of similitude; Utilize karst collapse col umn analogue means to locate and fixing respective material, according to the requirement of test design, karst collapse col umn manufacturing process is divided into and can meets some circulations that existing execution conditions again can warranty test object, each circulation completes respectively the operations such as inner filling, outside filling and lifting gear with interior, and by iterative cycles, completes the making of karst collapse col umn; After treating the dry bonding of respective material, water-bearing zone, according to test design water guide, completes corresponding gushing water test.
The utility model has been studied producing device and the method for making of Genesis of Karst Subsided Column in model test, has solved karst collapse column production and problem of modelling in the test of Genesis of Karst Subsided Column gushing water.According to engineering background and test design, require simulation in relevant position Genesis of Karst Subsided Column, compare with forefathers' research, filled up the blank of Genesis of Karst Subsided Column mechanism of water inrush three-dimensional geological mechanical test, more approaching with engineering practice, the scope of application of the geomechanics analog simulation test that can carry out is wider.
The utility model has solved karst collapse column production and the problem of modelling in the test of Genesis of Karst Subsided Column gushing water, has the following advantages:
Can successfully simulate the Genesis of Karst Subsided Column of different angle, different sizes;
Full section water guide karst collapse col umn not only can be simulated, edge water guide karst collapse col umn can also be simulated;
Can successfully simulate the surface of contact of karst collapse col umn and periphery rock mass;
Can guarantee that similar materials successfully lays, in material-paving process, the inside and outside material of device can keep separately stable according to test design;
Be convenient to arrange sequence of construction, construction technology is relatively easy;
The Genesis of Karst Subsided Column being made into can be simulated the lower Genesis of Karst Subsided Column construction process mechanics of other factor impacts such as roadway excavation or production face exploitation and deformation rule etc.
Specific embodiment:
As shown in Figures 1 to 7, comprise the solid coupling model test-bed 13 of a set of stream and a set of karst collapse col umn simulation system.Described test-bed is the transparent stand of rigidity.Described karst collapse col umn simulation system comprises karst collapse col umn analogue means and karst collapse col umn simulation material, and described karst collapse col umn simulation material comprises the bulk particulate material 15 of simulation karst collapse col umn water conduction section and the analog material 14 of the non-water conduction section of simulation karst collapse col umn.Described karst collapse col umn analogue means is comprised of organic glass bucket 6, organic glass lifting gear 7 and duroplasts baffle plate 8.When simulation edge water guide karst collapse col umn, also need to utilize connecting screw rod 5 to connect inside and outside two organic glass buckets 1 and 6, organic glass lifting gear 7 comprises organic glass lifting member 9 and gland nut 10, can tighten up hoisting rope 16 by the lifting arm 4 being formed by straight lifting arm 11 and bending lifting arm 12, simultaneously, if while promoting hoisting rope 16, just can promote whole device.
Its karst collapse col umn analogy method comprises the following steps:
A. according to testing requirements, select the organic glass bucket 1 and 6 of corresponding size, and assembly and connection screw rod 5 and organic glass lifting gear 2 and 7, the S1 in corresponding diagram 7;
B. in test casing, lay corresponding similar materials 14 to karst collapse col umn residing position, bottom and the angle of test design, the S2 in corresponding diagram 7;
C. mounted karst collapse col umn analogue means is lifted to test design position S3;
D. at water conduction section, lay 40cm bulk particulate material 15, compacting is with fixing karst collapse col umn analogue means, the S4 in corresponding diagram 7;
E. at non-water conduction section, according to test design, lay analog material 14, during laying, rotating photo is answered duroplasts baffle plate 3 and 8, the space of relevant position is maximized, to stablize karst collapse col umn analogue means, S5 in corresponding diagram 7;
F. wait for 2 hours, treat analog material install after substantially cementing 4 rotations of metal carrying rising stem and on carry analogue means 10cm, make the border of discrete particles shape material and similar materials loose, Rough Contact, and unload metal carrying rising stem 4, the S7 in corresponding diagram 7, S8;
G. fill respectively simulation material 14,15 each 10cm, then assemble lifting arm lifting, the S9 in corresponding diagram 7, S10;
H. repeat to fill and promote, until the karst collapse col umn end face of test design, propose karst collapse col umn analogue means to experimental stand 13, until analog material cementing dry after, complete the making of karst collapse col umn.
The above; it is only preferably embodiment of the utility model; but protection domain of the present utility model is not limited to this; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; the variation that can expect easily or replacement, within all should being encompassed in protection domain of the present utility model.Therefore, protection domain of the present utility model should be as the criterion with the protection domain of claims.
Claims (6)
1. a colliery Water Inrush From Karstic Collapse Columns geomechanics flows solid coupling test device, it is characterized in that, comprise test-bed and karst collapse col umn analogue means, the box-structure that described test-bed is upper opening, some layers of analog material of its laid inside, can excavate tunnel or production face in described analog material;
Described karst collapse col umn analogue means comprises the organic glass bucket of the equal opening in upper and lower, the position suitable for reading of described organic glass bucket is provided with organic glass lifting gear and duroplasts baffle plate, described organic glass lifting gear is provided with lifting arm, and described lifting arm is connected with hoisting rope.
2. colliery according to claim 1 Water Inrush From Karstic Collapse Columns geomechanics flows solid coupling test device, it is characterized in that, described lifting arm comprises straight lifting arm and the bending lifting arm that is right-angled intersection setting, described organic glass lifting gear comprises 4 organic glass lifting members suitable for reading that are fixed on described organic glass bucket, and described straight lifting arm and bending lifting arm are fixed with gland nut through after described organic glass lifting member.
3. the solid coupling test device of colliery according to claim 2 Water Inrush From Karstic Collapse Columns geomechanics stream, is characterized in that, described organic glass bucket has one or more layers, between multilayer organic glass bucket, by connecting screw rod, connects.
4. colliery according to claim 3 Water Inrush From Karstic Collapse Columns geomechanics flows solid coupling test device, it is characterized in that, this device is when carrying out full section water guide karst collapse col umn test, described karst collapse col umn analogue means is selected one deck organic glass bucket, described karst collapse col umn analogue means is placed in to the bottom of described test-bed, in the outside of organic glass bucket, fill the analog material of non-water conduction section, in the inside of organic glass bucket, fill the discrete particles shape material of water conduction section, propose in described analog material, to make and help section water guide karst collapse col umn after described organic glass bucket.
5. colliery according to claim 3 Water Inrush From Karstic Collapse Columns geomechanics flows solid coupling test device, it is characterized in that, this device is when carrying out edge water guide karst collapse col umn test, described karst collapse col umn analogue means is selected two-layer organic glass bucket, described karst collapse col umn analogue means is placed in to the bottom of described test-bed, in the outside of outer organic glass bucket and the inside of internal layer organic glass bucket, fill the analog material of non-water conduction section, between two-layer organic glass bucket, fill the discrete particles shape material of water conduction section, propose in described analog material, to be made into edge water guide karst collapse col umn after described organic glass bucket.
6. according to the solid coupling test device of colliery Water Inrush From Karstic Collapse Columns geomechanics stream described in claim 4 or 5, it is characterized in that, in making the process of water guide karst collapse col umn, adopt the method for successively filling compacting and successively promoting described karst collapse col umn analogue means.
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| CN201420397984.7U CN203949916U (en) | 2014-07-18 | 2014-07-18 | The solid coupling test device of colliery Water Inrush From Karstic Collapse Columns geomechanics stream |
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| CN201420397984.7U CN203949916U (en) | 2014-07-18 | 2014-07-18 | The solid coupling test device of colliery Water Inrush From Karstic Collapse Columns geomechanics stream |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104090087A (en) * | 2014-07-18 | 2014-10-08 | 中国矿业大学(北京) | Coal mine collapse column bursting water geological mechanics fluid-solid coupling test device |
| CN105160188A (en) * | 2015-09-16 | 2015-12-16 | 中国矿业大学(北京) | Method for determining support length of broken roadway close to collapse column |
| CN105527401A (en) * | 2015-12-01 | 2016-04-27 | 中国矿业大学 | Visual simulation apparatus and method for migration of solid phase and liquid phase of mining overburden rock |
-
2014
- 2014-07-18 CN CN201420397984.7U patent/CN203949916U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104090087A (en) * | 2014-07-18 | 2014-10-08 | 中国矿业大学(北京) | Coal mine collapse column bursting water geological mechanics fluid-solid coupling test device |
| CN104090087B (en) * | 2014-07-18 | 2015-03-25 | 中国矿业大学(北京) | Coal mine collapse column bursting water geological mechanics fluid-solid coupling test device |
| CN105160188A (en) * | 2015-09-16 | 2015-12-16 | 中国矿业大学(北京) | Method for determining support length of broken roadway close to collapse column |
| CN105527401A (en) * | 2015-12-01 | 2016-04-27 | 中国矿业大学 | Visual simulation apparatus and method for migration of solid phase and liquid phase of mining overburden rock |
| CN105527401B (en) * | 2015-12-01 | 2017-10-27 | 中国矿业大学 | A kind of mining overburden solid-liquid two-phase migration visual Simulation devices and methods therefor |
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