CN108627632A - A kind of large-scale mining analog simulation experimental device monitoring strata displacement - Google Patents
A kind of large-scale mining analog simulation experimental device monitoring strata displacement Download PDFInfo
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- CN108627632A CN108627632A CN201810453904.8A CN201810453904A CN108627632A CN 108627632 A CN108627632 A CN 108627632A CN 201810453904 A CN201810453904 A CN 201810453904A CN 108627632 A CN108627632 A CN 108627632A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/24—Earth materials
Abstract
The invention discloses a kind of large-scale mining analog simulation experimental devices monitoring strata displacement,The coal seam (2) and other multiple rock stratum frame (1) including simulation and be disposed therein,It is provided with water-bearing layer (3) above the coal seam (2),It is provided with water-bearing layer simulation system in the water-bearing layer (3),The water-bearing layer simulation system includes the outlet pipe (301) and water inlet pipe (302) that one end is connected and arranges in the shape of a spiral,The other end of the outlet pipe (301) is connected with the first intelligent pressure control water tank (303),The other end of the water inlet pipe (302) is connected with the second intelligent pressure control water tank (304),The water-bearing layer simulation system is generally oval,The bottom of the water inlet pipe (302) and the outlet pipe (301) is provided with hole for water spraying (305),It is covered with plastic cement paster on the hole for water spraying (305).Apparatus of the present invention have the advantages that large scale, high-precision and low cost.
Description
Technical field
The present invention relates to mining machinery and education sectors, more particularly to a kind of large-scale mining phase monitoring strata displacement
Like analogue experiment installation.
Background technology
Underground mining engineering changes the original original stress equilibrium state in underground, with the increase of the underground space, cover stress
Towards direction of propulsion and being communicated up, the effect of first weighting and periodic weighting in addition, in each stress transfer and again
In distribution, one given layer of overlying strata forms some secondary interstices with the rock stratum in range, can all give these cracks every time to press
It generates and extends and power is provided.Traditional simulation test with similar mat-erial is tested due to the model dimension that is put to the test, boundary, loading device
Limitation, can usually thereby result in the phenomenon that test result does not match with Practical Project.Large-scale coal mining analog simulation device
Studying multiple processes such as the monitoring and modeling that can be very good to solve the problems, such as this, but bring therewith and flow must all change；
Invention content
The technical problem to be solved in the present invention is to provide a kind of large-scale mining similarity simulation experiments monitoring strata displacement
Device.
A kind of large-scale mining analog simulation experimental device monitoring strata displacement, including simulation frame and be disposed therein
Coal seam and other multiple rock stratum, water-bearing layer is provided with above the coal seam, and water-bearing layer simulation is provided in the water-bearing layer
System, the water-bearing layer simulation system include the outlet pipe and water inlet pipe that one end is connected and arranges in the shape of a spiral, the outlet pipe
The other end be connected with the first intelligent pressure control water tank, the other end of the water inlet pipe is connected with the second intelligence pressure control water tank, described
Water-bearing layer simulation system is generally oval, the bottom of the water inlet pipe and the outlet pipe is provided with hole for water spraying, described
Plastic cement paster is covered on hole for water spraying；Multiple infiltrations are provided in the simulation frame away from measuring instrument, the infiltration is away from measuring instrument
Including power supply, power cord and resistance bar, the resistance bar is hollow strip, and in the setting of its left end, there are one through-holes, described
Power cord is two, and one end is connected with the power supply respectively, the other end of one of them power cord and the resistance bar
Left end is connected, and the other end of another power cord is connected across the through-hole with the right end of the resistance bar.
The large-scale mining analog simulation experimental device of the present invention for monitoring strata displacement, wherein the hole for water spraying
Set-up mode be：On 5 straight lines across elliptical center, the intersection of all straight lines and the water inlet pipe and the outlet pipe
Place is both provided with the hole for water spraying, and in 5 straight lines, the angle between adjacent two straight lines is 36 °.
The large-scale mining analog simulation experimental device of the present invention for monitoring strata displacement, wherein first intelligence
The pressure control section of energy pressure control water tank and the second intelligent pressure control water tank is 0-4MPa, and pressure maximum control accuracy is 0.1MPa,
Control mode is：When initial, the pressure of the second intelligent pressure control water tank described in the pressure ratio of the described first intelligent pressure control water tank is big
0.3MPa starts to boost when coal mining simulation system is pushed to adopt more than 500mm, keeps the pressure of the described first intelligent pressure control water tank
Pressure than the described second intelligent pressure control water tank is big 1MPa or more；
The left and right directions longest edge of the ellipse is 1750mm, and upper and lower directions longest edge is 1500mm, the outlet pipe
It is 200mm with the maximum spacing of the water inlet pipe, the section of the outlet pipe and the water inlet pipe is square, and the length of side is
The width of 20mm, a diameter of 1mm of the hole for water spraying, the plastic cement paster are 20mm, thickness 1-2mm.
The large-scale mining analog simulation experimental device of the present invention for monitoring strata displacement, wherein the resistance bar
Length be 2500mm, resistance be 5k Ω, a diameter of 18mm, power supply 12V.
The large-scale mining analog simulation experimental device of the present invention for monitoring strata displacement, wherein：
On the length direction along the simulation frame, multiple infiltrations are disposed with away from measuring instrument, one end is arranged described
The center for simulating frame left and right directions is provided with 3 rows in total from front to back, and array pitch 600mm, in the vertical direction, often row has 4
A, spacing 150mm is located at the infiltration of topmost away from measuring instrument below the water-bearing layer at 200mm；
In the width direction along the simulation frame, multiple infiltrations are disposed with away from measuring instrument, are set in total from left to right
Be equipped with 3 rows, array pitch 600mm, in the vertical direction, often row has 4, spacing 150mm, be located at the infiltration of topmost away from
Measuring instrument is at 200mm below the water-bearing layer.
The large-scale mining analog simulation experimental device of the present invention for monitoring strata displacement includes automatic compact device,
Including：
4 pillars are fixed on vertically at 4 angles of the simulation frame, and two supporting rods are one in front and one in back fixed on 4
On the pillar；
Fixed link, both ends are respectively arranged with wheel body, are connected with first motor, and the wheel body can be along a supporting rod left side
Right rolling is connected with the first telescopic rod in the lower end of the fixed link, and fixing axle is connected in the lower end of first telescopic rod,
It being arranged in the fixing axle and comforts feed roller, be connected with the second motor, the feed roller of comforting can be rotated around the fixing axle,
4 gear pieces are evenly arranged on feed roller along its length in described comfort.
The large-scale mining analog simulation experimental device of the present invention for monitoring strata displacement, wherein described to comfort material rolling
A diameter of 500mm of cylinder, length 1850mm, the generous length of the catch is respectively 100mm, 10mm and 2mm, two neighboring institute
It is 5mm to state the spacing between catch；
First telescopic rod adjusts height, according to each layer of simulated altitude, when be compacted one layer of aggregate, automatically on
It is raised to the aggregate height that will be laid with, after the completion of smoothing aggregate, declines 0.2 times of preset height value, is pressed on the aggregate smoothed
Real, process full automation, specific height value is input in host computer in advance according to the value calculated before model.
The large-scale mining analog simulation experimental device of the present invention for monitoring strata displacement, wherein in the coal seam
Top be provided with 5 fissure zones for including crack, sequentially consist of the first fissure zone, the second fissure zone, third crack
Band, the 4th fissure zone and the 5th fissure zone, it is long and it is wide be followed successively by 4000 × 1300mm, 3500 × 1100mm, 3000 × 900mm,
2500 × 900mm and 2000 × 900mm.
The large-scale mining analog simulation experimental device of the present invention for monitoring strata displacement, wherein adopt in the crack
It being made with crack fabricated device, crack fabricated device is divided into the prefabricated instrument of the prefabricated instrument in the first crack and the second crack, and described
The prefabricated instrument in one crack and the prefabricated instrument in the second crack by fixinig plate, the handle being fixed on above the fixinig plate and are fixed on
Multiple crack blades being obliquely installed below the fixinig plate, wherein the prefabricated instrument in the first crack and second crack
The angle of inclination of the crack blade in prefabricated instrument is identical, and inclined direction is opposite；
The thickness of the crack blade is 1-3mm, width 10-100mm, length 1-80mm, two neighboring described to split
The distance between gap blade is 50mm, and the width of the fixinig plate is 100mm, length 800mm.
The large-scale mining analog simulation experimental device of the present invention for monitoring strata displacement, wherein the crack
Preparation method includes the following steps：
It first uses the prefabricated instrument in the first crack, hand to put on airs hand, is pressed along the direction of the crack blade, when described solid
It when stator is attached to aggregate surface, is extracted further along the direction of the crack blade, whole process keeps the fixinig plate horizontal；Then
Using the prefabricated instrument in the second crack, because of the crack knife of the prefabricated instrument in the first crack and the prefabricated instrument in the second crack
Piece is symmetric relation, therefore, when each of the prefabricated instrument in the second crack crack blade with first crack it is prefabricated
When the prefabricated crack port of instrument overlaps, that is, form reverse V-shaped crack；Due to the limited length of the fixinig plate, it is therefore desirable to even
Continued access replace in aggregate interface prefabricated crack, ultimately form the fissure zone.
The large-scale mining analog simulation experimental device difference from prior art that the present invention can monitor strata displacement is：
The large-scale mining analog simulation experimental device that the present invention can monitor strata displacement can eliminate examination by large scale
The limitation for testing model dimension, boundary, loading device makes experimental precision higher, and experimental result is with practical more identical；
The large-scale mining analog simulation experimental device that the present invention can monitor strata displacement uses automation in modeling
Laying device makes large-scale experiment become more easily, and artificial intensity is low；
The large-scale mining analog simulation experimental device that the present invention can monitor strata displacement realizes three-dimensional analog simulation monitoring
It is scientific, generalization；
The large-scale mining analog simulation experimental device for monitoring strata displacement of the present invention is made into one below in conjunction with the accompanying drawings
Walk explanation.
Description of the drawings
Fig. 1 is the structural schematic diagram for the large-scale mining analog simulation experimental device that the present invention can monitor strata displacement；
Fig. 2 is the structural schematic diagram of water-bearing layer simulation system in the present invention；
Fig. 3 is that the structural schematic diagram away from measuring instrument is permeated in the present invention；
Fig. 4 is the front view of automatic compact device in the present invention；
Fig. 5 is the vertical view of automatic compact device in the present invention；
Fig. 6 is the stereogram of automatic compact device in the present invention；
Fig. 7 is the structural schematic diagram for comforting material drum in automatic compact device in the present invention；
Fig. 8 is the structural schematic diagram of the prefabricated instrument in the first crack in the present invention；
Fig. 9 is the structural schematic diagram of the prefabricated instrument in the second crack in the present invention.
Specific implementation mode
As shown in Fig. 1~Fig. 9, a kind of large-scale mining analog simulation experimental device monitoring strata displacement, including simulation
Frame 1 and the coal seam 2 and other multiple rock stratum being disposed therein, water-bearing layer 3 is provided with above coal seam 2, is arranged in water-bearing layer 3
It includes the outlet pipe 301 and water inlet pipe that one end is connected and arranges in the shape of a spiral to have water-bearing layer simulation system, water-bearing layer simulation system
302, the other end of outlet pipe 301 is connected with the first intelligent pressure control water tank 303, and the other end of water inlet pipe 302 and the second intelligence are controlled
Water tank 304 is pressed to be connected, water-bearing layer simulation system is generally oval, and the bottom of water inlet pipe 302 and outlet pipe 301 is provided with spray
Water hole 305 is covered with plastic cement paster on hole for water spraying 305；
Multiple infiltrations are provided in simulating frame 1 away from measuring instrument 4, infiltration includes power supply 401, power cord 402 away from measuring instrument 4
With resistance bar 403, resistance bar 403 is hollow strip, and in the setting of its left end there are one through-hole 404, power cord 402 is two
Root, one end are connected with power supply 401 respectively, and the other end of one of power cord 402 is connected with the left end of resistance bar 403, another
The other end of a power cord 402 is connected across through-hole 404 with the right end of resistance bar 403.
It is optimal technical scheme below：
The set-up mode of hole for water spraying 305 is：On 5 straight lines across elliptical center, all straight lines and water inlet pipe 302 and
The intersection of outlet pipe 301 is both provided in 305,5 straight lines of hole for water spraying, and the angle between adjacent two straight lines is 36 °.
The pressure control section of first intelligent pressure control water tank, 303 and second intelligent pressure control water tank 304 is 0-4MPa, pressure maximum control
Precision processed is 0.1MPa, and control mode is：When initial, the intelligent pressure control water tank of pressure ratio second of the first intelligent pressure control water tank 303
The 304 big 0.3MPa of pressure starts to boost when coal mining simulation system is pushed to adopt more than 500mm, keeps the first intelligent pressure control water tank
The big 1MPa or more of pressure of 303 the second intelligence pressure control of pressure ratio water tank 304；
The left and right directions longest edge of ellipse is 1750mm, and upper and lower directions longest edge is 1500mm, outlet pipe 301 and water inlet
The maximum spacing of pipe 302 is 200mm, and the section of outlet pipe 301 and water inlet pipe 302 is square, length of side 20mm, hole for water spraying
The width of 305 a diameter of 1mm, plastic cement paster are 20mm, thickness 1-2mm.
When beginning, plastic cement paster is attached on the bottom side of water inlet pipe 302 and outlet pipe 301, after simulating exploitation, with
Bottom plate is across falling behind, and under hydraulic pressure effect, plastic cement paster is detached with hole for water spraying 305, water between plastic cement paster and hole for water spraying 305
Pressure be more than 1MPa i.e. separate, fully simulate 3 permeable amount of water-bearing layer under truth in this way, that is, be caving it is more abundant, it is permeable
Amount is bigger.
The length of resistance bar 403 is 2500mm, and resistance is 5k Ω, a diameter of 18mm, power supply 12V；
On the length direction along simulation frame 1, multiple infiltrations are disposed with away from measuring instrument 4, one end setting is in simulation frame 1 or so
The center in direction is provided with 3 rows in total from front to back, and array pitch 600mm, in the vertical direction, often row has 4, and spacing is
150mm, be located at topmost infiltration away from measuring instrument 4 at 3 lower section 200mm of water-bearing layer；
In the width direction along simulation frame 1, multiple infiltrations are disposed with away from measuring instrument 4, are provided with 3 in total from left to right
Row, array pitch 600mm, in the vertical direction, often row have 4, spacing 150mm, be located at topmost infiltration away from measuring instrument 4 away from
At 3 lower section 200mm of water-bearing layer.Multiple infiltrations are separately energized away from measuring instrument 4, can determine resistance bar 403 according to resistance
The value of dryer section and wet section, you can find out the penetration radius of specific water；It can there are one three-dimensional to the coverage in water-bearing layer
Monitoring.
The present invention includes automatic compact device 9, including：
4 pillars 901 are fixed on vertically at 4 angles of simulation frame 1, and two supporting rods 902 are one in front and one in back fixed on
On 4 pillars 901；
Fixed link 903, both ends are respectively arranged with wheel body 904, are connected with first motor, and wheel body 904 can be along supporting rod
902 scroll left and right, and are connected with the first telescopic rod 906 in the lower end of fixed link 903, are connected in the lower end of the first telescopic rod 906
Fixing axle 907 is arranged in fixing axle 907 and comforts feed roller 908, is connected with the second motor, and comforting feed roller 908 can be around fixation
Axis 907 rotates, and is evenly arranged with 4 gear pieces 909 along its length on comforting feed roller 908.
A diameter of 500mm of feed roller 908 is comforted, length 1850mm, the generous length of catch 909 is respectively 100mm, 10mm
And 2mm, the spacing between two neighboring catch 909 are 5mm；
First telescopic rod 906 adjust height, according to each layer of simulated altitude, when be compacted one layer of aggregate, automatically on
It is raised to the aggregate height that will be laid with, after the completion of smoothing aggregate, declines 0.2 times of preset height value, is pressed on the aggregate smoothed
Real, process full automation, specific height value is input in host computer in advance according to the value calculated before model.
The top in coal seam 2 is provided with 5 fissure zones 6 for including crack, sequentially consists of the first fissure zone, second
Fissure zone, third fissure zone, the 4th fissure zone and the 5th fissure zone, it is long and it is wide be followed successively by 4000 × 1300mm, 3500 ×
1100mm, 3000 × 900mm, 2500 × 900mm and 2000 × 900mm.
Crack is made using crack fabricated device, and crack fabricated device is divided into the prefabricated instrument in the first crack and the second crack
Prefabricated instrument, the prefabricated instrument of the prefabricated instrument in the first crack and the second crack is by fixinig plate 601, the handle being fixed on above fixinig plate 601
603 and it is fixed on multiple crack blades 602 being obliquely installed of the lower section of fixinig plate 601, wherein the prefabricated instrument in the first crack and second
The angle of inclination of crack blade 602 in the prefabricated instrument in crack is identical, and inclined direction is opposite；
The thickness of crack blade 602 is 1-3mm, width 10-100mm, length 1-80mm, two neighboring crack blade
The distance between 602 be 50mm, and the width of fixinig plate 601 is 100mm, length 800mm.
The preparation method in crack includes the following steps：
It first uses the prefabricated instrument in the first crack, hand to put on airs hand 603, is pressed along the direction of crack blade 602, work as fixinig plate
601 when being attached to aggregate surface, is extracted further along the direction of crack blade 602, and whole process keeps fixinig plate 601 horizontal；Then make
With the prefabricated instrument in the second crack, because the crack blade 602 of the prefabricated instrument of the prefabricated instrument in the first crack and the second crack is symmetric relation, because
This, when each crack blade 602 of the prefabricated instrument in the second crack crack port prefabricated with the prefabricated instrument in the first crack overlaps, i.e.,
Form reverse V-shaped crack；Due to the limited length of fixinig plate 601, it is therefore desirable to continuously take in aggregate interface prefabricated crack,
Ultimately form fissure zone 6.
Embodiment described above is only that the preferred embodiment of the present invention is described, not to the model of the present invention
It encloses and is defined, under the premise of not departing from design spirit of the present invention, technical side of the those of ordinary skill in the art to the present invention
The various modifications and improvement that case is made should all be fallen into the protection domain of claims of the present invention determination.
Claims (10)
1. a kind of large-scale mining analog simulation experimental device monitoring strata displacement, it is characterised in that：Including simulation frame (1) and
The coal seam (2) and other multiple rock stratum being disposed therein are provided with water-bearing layer (3), described aqueous above the coal seam (2)
Water-bearing layer simulation system is provided in layer (3), the water-bearing layer simulation system includes that one end is connected and that arranges in the shape of a spiral goes out
Water pipe (301) and water inlet pipe (302), the other end of the outlet pipe (301) are connected with the first intelligent pressure control water tank (303), institute
The other end for stating water inlet pipe (302) is connected with the second intelligent pressure control water tank (304), and the water-bearing layer simulation system is generally oval
Shape is provided with hole for water spraying (305), in the hole for water spraying in the bottom of the water inlet pipe (302) and the outlet pipe (301)
(305) plastic cement paster is covered on；
Multiple infiltrations are provided in the simulation frame (1) away from measuring instrument (4), the infiltration includes power supply away from measuring instrument (4)
(401), power cord (402) and resistance bar (403), the resistance bar (403) are hollow strip, its left end is provided with one
A through-hole (404), the power cord (402) are two, and one end is connected with the power supply (401) respectively, one of them described electricity
The other end of source line (402) is connected with the left end of the resistance bar (403), and the other end of another power cord (402) is worn
The through-hole (404) is crossed with the right end of the resistance bar (403) to be connected.
2. the large-scale mining analog simulation experimental device according to claim 1 for monitoring strata displacement, it is characterised in that：
The set-up mode of the hole for water spraying (305) is：On 5 straight lines across elliptical center, all straight lines and the water inlet pipe
(302) and the intersection of the outlet pipe (301) is both provided with the hole for water spraying (305), in 5 straight lines, adjacent two
Angle between straight line is 36 °.
3. the large-scale mining analog simulation experimental device according to claim 2 for monitoring strata displacement, it is characterised in that：
The pressure control section of described first intelligent pressure control water tank (303) and the second intelligent pressure control water tank (304) is 0-4MPa, and pressure is most
Big control accuracy is 0.1MPa, and control mode is：When initial, the described in the pressure ratio of the first intelligent pressure control water tank (303)
The big 0.3MPa of pressure of two intelligent pressure control water tanks (304) starts to boost when coal mining simulation system is pushed to adopt more than 500mm, keeps
The big 1MPa or more of pressure of second intelligent pressure control water tank (304) described in the pressure ratio of described first intelligent pressure control water tank (303)；
The left and right directions longest edge of the ellipse is 1750mm, and upper and lower directions longest edge is 1500mm, the outlet pipe (301)
It is 200mm with the maximum spacing of the water inlet pipe (302), the section of the outlet pipe (301) and the water inlet pipe (302) is just
Rectangular, length of side 20mm, the width of a diameter of 1mm of the hole for water spraying (305), the plastic cement paster are 20mm, thickness 1-
2mm。
4. the large-scale mining analog simulation experimental device according to claim 3 for monitoring strata displacement, it is characterised in that：
The length of the resistance bar (403) is 2500mm, and resistance is 5k Ω, a diameter of 18mm, power supply 12V.
5. the large-scale mining analog simulation experimental device according to claim 4 for monitoring strata displacement, it is characterised in that：
On the length direction along the simulation frame (1), multiple infiltrations are disposed with away from measuring instrument (4), one end is arranged in the mould
The center of quasi- frame (1) left and right directions is provided with 3 rows in total from front to back, and array pitch 600mm, in the vertical direction, often row has 4
A, spacing 150mm is located at the infiltration of topmost away from measuring instrument (4) below the water-bearing layer (3) at 200mm；
In the width direction along the simulation frame (1), it is disposed with multiple infiltrations away from measuring instrument (4), from left to right in total
3 rows are provided with, array pitch 600mm, in the vertical direction, often row there are 4, spacing 150mm, is located at the infiltration of topmost
Away from measuring instrument (4) at 200mm below the water-bearing layer (3).
6. the large-scale mining analog simulation experimental device according to claim 5 for monitoring strata displacement, it is characterised in that：
Including automatic compact device (9), including：
4 pillars (901) are fixed on vertically at 4 angles of the simulation frame (1), and two supporting rods (902) are one in front and one in back
It is fixed on 4 pillars (901)；
Fixed link (903), both ends are respectively arranged with wheel body (904), are connected with first motor, and the wheel body (904) being capable of edge
The supporting rod (902) scrolls left and right, and the first telescopic rod (906) is connected in the lower end of the fixed link (903), described the
The lower end of one telescopic rod (906) is connected with fixing axle (907), is arranged in the fixing axle (907) and comforts feed roller (908),
It is connected with the second motor, the feed roller (908) of comforting can be rotated around the fixing axle (907), and feed roller (908) is comforted described
On be evenly arranged with 4 gear pieces (909) along its length.
7. the large-scale mining analog simulation experimental device according to claim 6 for monitoring strata displacement, it is characterised in that：
The a diameter of 500mm for comforting feed roller (908), length 1850mm, the generous respectively 100mm of length of the catch (909),
10mm and 2mm, the spacing between the two neighboring catch (909) are 5mm；
First telescopic rod (906) adjusts height, according to each layer of simulated altitude, when being compacted one layer of aggregate, automatically
The aggregate height that will be laid with is risen to, after the completion of smoothing aggregate, declines 0.2 times of preset height value, on the aggregate smoothed
Compacting, process full automation, specific height value are input in host computer in advance according to the value calculated before model.
8. the large-scale mining analog simulation experimental device according to claim 7 for monitoring strata displacement, it is characterised in that：
It is provided with 5 fissure zones (6) for including crack above the coal seam (2), sequentially consists of the first fissure zone, second
Fissure zone, third fissure zone, the 4th fissure zone and the 5th fissure zone, it is long and it is wide be followed successively by 4000 × 1300mm, 3500 ×
1100mm, 3000 × 900mm, 2500 × 900mm and 2000 × 900mm.
9. the large-scale mining analog simulation experimental device according to claim 8 for monitoring strata displacement, it is characterised in that：
The crack is made using crack fabricated device, and crack fabricated device is divided into the prefabricated instrument in the first crack and the second crack is prefabricated
Instrument, the prefabricated instrument in the first crack and the prefabricated instrument in the second crack by fixinig plate (601), be fixed on the fixinig plate
(601) handle (603) above and the multiple crack blades (602) being obliquely installed being fixed below the fixinig plate (601),
Wherein, the angle of inclination phase of the crack blade (602) in the prefabricated instrument in first crack and the prefabricated instrument in the second crack
Together, inclined direction is opposite；
The thickness of the crack blade (602) is 1-3mm, width 10-100mm, length 1-80mm, two neighboring described to split
The distance between gap blade (602) is 50mm, and the width of the fixinig plate (601) is 100mm, length 800mm.
10. the large-scale mining analog simulation experimental device according to claim 9 for monitoring strata displacement, feature exist
In：The preparation method in the crack includes the following steps：
It first uses the prefabricated instrument in the first crack, hand to put on airs hand (603), is pressed along the direction of the crack blade (602), when
When the fixinig plate (601) is attached to aggregate surface, extracted further along the direction of the crack blade (602), whole process makes institute
State fixinig plate (601) level；Then the prefabricated instrument in the second crack is used, because of the prefabricated instrument in the first crack and described second
The crack blade (602) of the prefabricated instrument in crack is symmetric relation, therefore, is split when each of described prefabricated instrument in second crack is described
When gap blade (602) crack port prefabricated with the prefabricated instrument in the first crack overlaps, that is, form reverse V-shaped crack；Due to
The limited length of the fixinig plate (601), it is therefore desirable to continuously take in aggregate interface prefabricated crack, ultimately form described
Fissure zone (6).
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111724669A (en) * | 2020-07-14 | 2020-09-29 | 核工业北京化工冶金研究院 | Long-distance seepage simulation experiment device and method |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8068579B1 (en) * | 2008-04-09 | 2011-11-29 | Xradia, Inc. | Process for examining mineral samples with X-ray microscope and projection systems |
| CN202599724U (en) * | 2012-04-23 | 2012-12-12 | 山东大学 | Tooling used for manufacturing complete-penetration fracture class rock material standard samples with different angles |
| CN204731234U (en) * | 2015-07-10 | 2015-10-28 | 贵州理工学院 | Close-in seams water protection mining solid-liquid coupling analog simulation device |
| CN105116116A (en) * | 2015-10-12 | 2015-12-02 | 中国矿业大学(北京) | Coal mining simulation experiment device |
| CN205384380U (en) * | 2016-02-26 | 2016-07-13 | 山东鲁泰控股集团有限公司太平煤矿 | Tubular metal resonator combination formula coal mining water guide crack area height measurement device |
| CN206541527U (en) * | 2017-02-21 | 2017-10-03 | 山东科技大学 | A kind of compaction apparatus of similar material simulation experiment |
| CN206573352U (en) * | 2017-02-25 | 2017-10-20 | 天津合嘉宏建混凝土有限公司 | A kind of concrete compactor with cleaning plant |
| CN207198149U (en) * | 2017-02-28 | 2018-04-06 | 贵州理工学院 | One kind is based on numerical simulation study close-in seamses group's water-retaining production experimental provision |
-
2018
- 2018-05-14 CN CN201810453904.8A patent/CN108627632A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8068579B1 (en) * | 2008-04-09 | 2011-11-29 | Xradia, Inc. | Process for examining mineral samples with X-ray microscope and projection systems |
| CN202599724U (en) * | 2012-04-23 | 2012-12-12 | 山东大学 | Tooling used for manufacturing complete-penetration fracture class rock material standard samples with different angles |
| CN204731234U (en) * | 2015-07-10 | 2015-10-28 | 贵州理工学院 | Close-in seams water protection mining solid-liquid coupling analog simulation device |
| CN105116116A (en) * | 2015-10-12 | 2015-12-02 | 中国矿业大学(北京) | Coal mining simulation experiment device |
| CN205384380U (en) * | 2016-02-26 | 2016-07-13 | 山东鲁泰控股集团有限公司太平煤矿 | Tubular metal resonator combination formula coal mining water guide crack area height measurement device |
| CN206541527U (en) * | 2017-02-21 | 2017-10-03 | 山东科技大学 | A kind of compaction apparatus of similar material simulation experiment |
| CN206573352U (en) * | 2017-02-25 | 2017-10-20 | 天津合嘉宏建混凝土有限公司 | A kind of concrete compactor with cleaning plant |
| CN207198149U (en) * | 2017-02-28 | 2018-04-06 | 贵州理工学院 | One kind is based on numerical simulation study close-in seamses group's water-retaining production experimental provision |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111724669A (en) * | 2020-07-14 | 2020-09-29 | 核工业北京化工冶金研究院 | Long-distance seepage simulation experiment device and method |
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