CN116577481A - Coal mining subsidence four-water conversion physical monitoring device - Google Patents
Coal mining subsidence four-water conversion physical monitoring device Download PDFInfo
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- CN116577481A CN116577481A CN202310475373.3A CN202310475373A CN116577481A CN 116577481 A CN116577481 A CN 116577481A CN 202310475373 A CN202310475373 A CN 202310475373A CN 116577481 A CN116577481 A CN 116577481A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 95
- 239000003245 coal Substances 0.000 title claims abstract description 49
- 238000005065 mining Methods 0.000 title claims abstract description 29
- 238000006243 chemical reaction Methods 0.000 title claims abstract description 23
- 238000012806 monitoring device Methods 0.000 title claims abstract description 10
- 238000004088 simulation Methods 0.000 claims abstract description 59
- 239000002689 soil Substances 0.000 claims abstract description 49
- 238000012545 processing Methods 0.000 claims abstract description 24
- 238000002474 experimental method Methods 0.000 claims abstract description 14
- 238000001556 precipitation Methods 0.000 claims abstract description 13
- 238000001704 evaporation Methods 0.000 claims abstract description 10
- 230000008020 evaporation Effects 0.000 claims abstract description 10
- 239000002352 surface water Substances 0.000 claims abstract description 9
- 230000001105 regulatory effect Effects 0.000 claims description 24
- 239000004927 clay Substances 0.000 claims description 23
- 239000007921 spray Substances 0.000 claims description 17
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 16
- 239000006004 Quartz sand Substances 0.000 claims description 12
- 238000012544 monitoring process Methods 0.000 claims description 10
- 238000007789 sealing Methods 0.000 claims description 8
- 238000003860 storage Methods 0.000 claims description 7
- 230000001276 controlling effect Effects 0.000 claims description 5
- 239000011521 glass Substances 0.000 claims description 4
- 238000004891 communication Methods 0.000 claims 1
- 239000005442 atmospheric precipitation Substances 0.000 abstract description 3
- 239000003673 groundwater Substances 0.000 abstract description 3
- 238000005507 spraying Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 4
- 239000004576 sand Substances 0.000 description 4
- 230000008569 process Effects 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000011065 in-situ storage Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
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- 238000000605 extraction Methods 0.000 description 1
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- 238000005429 filling process Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000012188 paraffin wax Substances 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 229920002545 silicone oil Polymers 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 229940099259 vaseline Drugs 0.000 description 1
Classifications
-
- 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
-
- 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
- G01N33/18—Water
Abstract
The invention discloses a coal mining subsidence four-water conversion physical monitoring device which comprises a box body and a first simulation system, wherein the first simulation system comprises a coal mine simulation exploitation assembly and a soil layer simulation assembly; the second simulation system comprises a precipitation evaporation assembly; the water supply system comprises a lifting assembly and a water supply assembly, the water supply assembly is fixedly connected to the lifting assembly, the water supply assembly is positioned on one side of the box body, and the coal mine simulated exploitation assembly and the soil layer simulation assembly are respectively arranged corresponding to the water supply system; the acquisition processing system is fixedly connected to the top end of the experiment table, and the coal mine simulation exploitation assembly and the soil layer simulation assembly are respectively and correspondingly arranged with the acquisition processing system. The invention realizes the simulation experiment of atmospheric precipitation, surface water, soil water and groundwater under coal mining subsidence, and simultaneously has the advantages of simple operation, convenient adjustment, simulation of experimental conditions under different states and guarantee of the accuracy of experimental data.
Description
Technical Field
The invention relates to the technical field of simulation test devices, in particular to a coal mining subsidence four-water conversion physical monitoring device.
Background
Four water refers to atmospheric water (precipitation), surface water (surface runoff water), soil water and underground water, the conversion of four water is the interconversion and replenishment relationship among the atmospheric water (precipitation), the surface water, the soil water and the underground water, at present, experimental monitoring equipment for measuring the atmospheric water (precipitation), the surface water (surface runoff water), the soil water and the underground water in China mainly comprises a siphon type rain gauge, a tipping bucket type rain gauge, a runoff measuring instrument, a soil moisture content monitor (TDR), an underground water detector, a detector and the like, and the equipment is advanced in technology, complete in function and wide in application.
Aiming at the four-water conversion in the coal mining subsidence, the field environment is complex, the labor and equipment cost is high, the simulation device for the four-water conversion in the coal mining subsidence, which can be used in a laboratory, is lacking in the prior art, and the four-water conversion process of the coal mining subsidence cannot be accurately simulated in the laboratory.
Therefore, there is a need for a coal mining subsidence four-water conversion physical monitoring device for solving the above problems, realizing the simulation experiments related to atmospheric precipitation, surface water, soil water and groundwater in the coal mining subsidence, and simultaneously ensuring the accuracy of experimental data.
Disclosure of Invention
The invention aims to provide a coal mining subsidence four-water conversion physical monitoring device so as to solve the problems in the prior art.
In order to achieve the above object, the present invention provides the following solutions: the invention provides a coal mining subsidence four-water conversion physical monitoring device, which comprises:
the box body is fixedly connected to the top end of the experiment table;
the first simulation system comprises a coal mine simulation exploitation assembly and a soil layer simulation assembly, wherein the coal mine simulation exploitation assembly is positioned at the bottom end in the box body, and the soil layer simulation assembly is positioned at the top end of the coal mine simulation exploitation assembly;
the second simulation system comprises a precipitation evaporation assembly, the top end of the box body is fixedly connected with a supporting frame, and the precipitation evaporation assembly is fixedly connected to the top end of the supporting frame and is positioned above the box body and corresponds to the soil layer simulation assembly;
the water supply system comprises a lifting assembly and a water supply assembly, the water supply assembly is fixedly connected to the lifting assembly, the lifting assembly is fixedly connected to one side of the top end of the experiment table, the water supply assembly is positioned on one side of the box body, and the coal mine simulated exploitation assembly and the soil layer simulation assembly are respectively and correspondingly arranged with the water supply system;
the system comprises an acquisition processing system, wherein the acquisition processing system is fixedly connected to the top end of the experiment table, and the coal mine simulation exploitation assembly and the soil layer simulation assembly are respectively and correspondingly arranged with the acquisition processing system.
Preferably, the soil layer simulation assembly comprises a soil layer and a clay layer which are sequentially paved in the box body from top to bottom, a subsidence groove is formed in the middle of the top end of the soil layer, surface water is arranged in the subsidence groove, the bottom end of the clay layer is correspondingly arranged at the top end of the coal mine simulation exploitation assembly, an aquifer is arranged in the middle of the clay layer, and the soil layer, the clay layer and the aquifer are respectively correspondingly arranged with the water supply assembly and the acquisition and processing system.
Preferably, the fixed intercommunication of box inner bottom has a plurality of breather pipes, and is a plurality of the breather pipe is array form and distributes, colliery simulation exploitation subassembly is including fixed intercommunication the gasbag on breather pipe top, be provided with quartz sand layer on the gasbag lateral wall, quartz sand layer top with clay layer bottom contact sets up, box bottom fixedly connected with gas regulation portion, the breather pipe bottom stretches out the box with gas regulation portion fixed intercommunication.
Preferably, the gas regulating part comprises a regulating groove fixedly connected with the bottom end of the box body, a plurality of vent pipes are fixedly communicated with the top end of the regulating groove respectively, the opening end of the regulating groove is located below, a push plate is slidably connected in the regulating groove, a cylinder is fixedly connected with the top end of the experiment table, the telescopic end of the cylinder is fixedly connected with the bottom end of the push plate, a single control is arranged on the push plate, and a plurality of vent pipes are in one-to-one correspondence with a plurality of single controls respectively.
Preferably, a plurality of through holes are formed in the top end of the push plate, the through holes correspond to the vent pipes one to one, the single control comprises a sealing column which is connected in the through holes in a sliding mode, a threaded groove is formed in the bottom end of the sealing column, one end of a threaded rod is connected in the threaded groove in a threaded mode, one end of a connecting rod is fixedly connected to the other end of the threaded rod, and the other end of the connecting rod extends out of the push plate and is fixedly connected with a knob.
Preferably, the precipitation evaporation assembly comprises a light source and a water storage tank which are fixedly connected to the top end of the support frame, a spray plate is fixedly communicated to the bottom end of the water storage tank through a pipeline, a plurality of spray holes are formed in the bottom end of the spray plate, an adjusting part is arranged in the spray plate, a plurality of spray holes are respectively and correspondingly arranged with the adjusting part, and a valve and a water pump are arranged on the pipeline.
Preferably, the cavity has been seted up to the bottom plate inside of spray board, the regulation portion is in including rotating a plurality of axis of rotation in the cavity, coaxial fixedly connected with regulating disk in the axis of rotation, a plurality of regulation holes have been seted up along circumference on the regulating disk, a plurality of the regulation hole respectively with spray the hole and correspond the setting, fixedly connected with annular pinion rack on the regulating disk lateral wall, one side fixedly connected with electric telescopic handle in the cavity, the flexible end of electric telescopic handle is through a plurality of pinion racks of mounting bracket fixedly connected with, annular pinion rack with the pinion rack meshing.
Preferably, the lifting assembly comprises a hydraulic cylinder fixedly connected to one side of the top end of the box body, the water supply assembly comprises a water supply tank fixedly connected to the top end of the hydraulic cylinder, the water supply tank is respectively correspondingly communicated with the soil layer, the clay layer, the water-bearing layer and the quartz sand layer through four water supply pipelines, and the four water supply pipelines are provided with first flow meters.
Preferably, the collection and processing system comprises a collection device and a processing device, wherein the collection device and the processing device are respectively arranged corresponding to the soil layer, the clay layer, the water-bearing layer and the quartz sand layer.
Preferably, the box body is made of transparent organic glass.
Compared with the prior art, the invention has the following advantages and technical effects:
the device for monitoring the coal mining subsidence four-water conversion physics provided by the invention reduces the in-situ condition of the sampling point, develops model experiment researches under the coal mining subsidence condition and the non-subsidence condition (different coal mining amounts, different permeabilities and the like), realizes the related simulation experiments of atmospheric precipitation, surface water, soil water and groundwater under the coal mining subsidence, has simple operation, is convenient to adjust, simulates experimental conditions under different states and ensures the accuracy of experimental data.
Drawings
For a clearer description of an embodiment of the invention or of the solutions of the prior art, the drawings that are needed in the embodiment will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art:
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is an enlarged view of a portion of the invention at A in FIG. 1;
FIG. 3 is an enlarged view of a portion of the invention at B in FIG. 1;
FIG. 4 is a schematic view of the structure of the adjusting hole of the present invention;
wherein, 1, the box body; 2. an experiment table; 3. a soil layer; 4. a clay layer; 5. a sink groove; 6. an aquifer; 7. a vent pipe; 8. an air bag; 9. a quartz sand layer; 10. an adjustment tank; 11. a push plate; 12. a cylinder; 13. a through hole; 14. a sealing column; 15. a thread groove; 16. a threaded rod; 17. a connecting rod; 18. a knob; 19. a support frame; 20. a light source; 21. a water storage tank; 22. a pipe; 23. a spray plate; 24. spraying holes; 25. an adjusting plate; 26. an adjustment aperture; 27. an annular toothed plate; 28. an electric telescopic rod; 29. a toothed plate; 30. a valve; 31. a water pump; 32. a hydraulic cylinder; 33. a water supply tank; 34. a water supply pipe; 35. a first flowmeter; 36. a collection device; 37. a processing device.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In order that the above-recited objects, features and advantages of the present invention will become more readily apparent, a more particular description of the invention will be rendered by reference to the appended drawings and appended detailed description.
Referring to fig. 1-4, the present invention provides a coal mining subsidence four water conversion physical monitoring apparatus comprising:
the box body 1 is fixedly connected to the top end of the experiment table 2;
the first simulation system comprises a coal mine simulation exploitation assembly and a soil layer simulation assembly, wherein the coal mine simulation exploitation assembly is positioned at the bottom end inside the box body 1, and the soil layer simulation assembly is positioned at the top end of the coal mine simulation exploitation assembly;
the second simulation system comprises a precipitation evaporation component, the top end of the box body 1 is fixedly connected with a support frame 19, and the precipitation evaporation component is fixedly connected to the top end of the support frame 19 and is arranged above the box body 1 and corresponds to the soil layer simulation component;
the water supply system comprises a lifting assembly and a water supply assembly, the water supply assembly is fixedly connected to the lifting assembly, the lifting assembly is fixedly connected to one side of the top end of the experiment table 2, the water supply assembly is positioned on one side of the box body 1, and the coal mine simulated exploitation assembly and the soil layer simulation assembly are respectively and correspondingly arranged with the water supply system;
the acquisition processing system is fixedly connected to the top end of the experiment table 2, and the coal mine simulation exploitation assembly and the soil layer simulation assembly are respectively and correspondingly arranged with the acquisition processing system.
Further optimizing scheme, soil horizon simulation subassembly includes from last soil horizon 3 and clay layer 4 of laying in proper order in box 1 down, and subsidence groove 5 has been seted up at soil horizon 3 top middle part, is provided with the surface water in the subsidence groove 5, and clay layer 4 bottom corresponds the setting with colliery simulation exploitation subassembly top, and clay layer 4 middle part is provided with aquifer 6, and soil horizon 3, clay layer 4 and aquifer 6 correspond the setting with water supply assembly and collection processing system respectively.
Vaseline, silicone oil and paraffin are adopted as cementing agents and regulators, clay is adopted to simulate a shale layer, sand, gravel, cementing agents and other materials are adopted to simulate a sandstone layer, a soil sample is collected on site, a soil layer is prepared by adopting a filling compaction method, sampling points are reduced to in-situ conditions, a plurality of soil moisture sensors (not marked in the figure) and a traditional mercury negative pressure meter (not marked in the figure) are pre-buried in an unsaturated zone in the filling process to monitor soil matrix potential in a model, and a plurality of pressure measuring holes (not marked in the figure) are buried in a saturated zone by utilizing a steel pipe.
Further optimizing scheme, inside bottom fixed intercommunication of box 1 has a plurality of breather pipes 7, and a plurality of breather pipes 7 are array form and distribute, and colliery simulation exploitation subassembly is including fixed intercommunication at the gasbag 8 on breather pipe 7 top, is provided with quartzy sand layer 9 on the lateral wall of gasbag 8, and quartzy sand layer 9 top and clay layer 4 bottom contact setting, box 1 bottom fixedly connected with gas regulation portion, and the breather pipe 7 bottom stretches out box 1 and gas regulation portion fixed intercommunication.
Through setting up a plurality of air bags 8 at the bottom to discharge and import gas through breather pipe 7, the going on of simulation coal-winning work is contracted to air bag 8 when gassing, in order to avoid air bag 8 extrusion to lead to blockking up moisture and pass through, spreads quartz sand layer 9 of certain thickness in the middle of air bag 8, upper portion, fills and compacts cohesive soil above quartz sand layer 9.
Further optimizing scheme, the gas regulation portion includes fixed connection in the adjustment tank 10 of box 1 bottom, and a plurality of breather pipes 7 bottom respectively with adjustment tank 10 top fixed intercommunication, the open end of adjustment tank 10 is located the below, and sliding connection has push pedal 11 in the adjustment tank 10, laboratory bench 2 top fixedly connected with cylinder 12, the flexible end and the push pedal 11 bottom fixed connection of cylinder 12 are provided with single controlling part in the push pedal 11, a plurality of breather pipes 7 respectively with a plurality of single controlling part one-to-one.
The pushing plate 11 is driven to move in the regulating tank 10 by the air cylinder 12, so that the pushing or the extraction of the air in the plurality of air bags 8 is realized, the synchronous control of the plurality of air bags 8 is realized, and model experiments are carried out aiming at different coal mining amounts.
Further optimizing scheme, a plurality of through-holes 13 have been seted up on push pedal 11 top, a plurality of through-holes 13 and a plurality of breather pipe 7 one-to-one, and single controlling part is including sealing post 14 of sliding connection in through-hole 13, and thread groove 15 has been seted up to sealing post 14 bottom, and thread groove 15 internal thread has the one end of threaded rod 16, and the one end of threaded rod 16 other end fixedly connected with connecting rod 17, and the connecting rod 17 other end stretches out push pedal 11 and fixedly connected with knob 18.
The knob 18 is screwed to drive the threaded rod 16 to rotate, and the threaded rod 16 drives the sealing column 14 to vertically move, so that independent control of a single air bag 8 is realized, and adjustment of different coal mining amounts in different areas is realized.
Further optimizing scheme, precipitation evaporation subassembly includes fixed connection at light source 20 and the storage water tank 21 on support frame 19 top, and storage water tank 21 bottom is provided with spraying board 23 through pipeline 22 fixed intercommunication, and a plurality of spraying holes 24 have been seted up to spraying board 23 bottom, are provided with regulation portion in the spraying board 23, and a plurality of spraying holes 24 correspond the setting with regulation portion respectively, are provided with valve 30 and water pump 31 on the pipeline 22.
The simulated rainfall process is performed through the spray holes 24, and the vapor emission process is simulated by controlling the wattage adjustment of the light source 20.
Further optimizing scheme, the cavity has been seted up to the bottom plate inside of spray board 23, adjusting part is including rotating a plurality of axis of rotation of connection in the cavity, coaxial fixedly connected with regulating disk 25 in the axis of rotation, a plurality of regulation holes 26 have been seted up along circumference on the regulating disk 25, a plurality of regulation holes 26 correspond the setting with spraying hole 24 respectively, fixedly connected with annular pinion rack 27 on the regulating disk 25 lateral wall, one side fixedly connected with electric telescopic handle 28 in the cavity, electric telescopic handle 28's flexible end passes through a plurality of pinion racks 29 of mounting bracket fixedly connected with, annular pinion rack 27 and pinion rack 29 meshing.
The apertures of the regulating holes 26 are different, and the apertures are gradually reduced (enlarged) along the clockwise (anticlockwise) direction, the toothed plate 29 is driven to move by the electric telescopic rod 28, the toothed plate 29 drives the regulating disc 25 to rotate by the meshed annular toothed plate 27, so that the regulating holes 26 with different apertures are correspondingly communicated with the spraying holes 24, and the regulation of different rainfall levels is realized.
Further optimizing scheme, lifting unit includes pneumatic cylinder 32 of fixed connection in box 1 top one side, and water supply unit includes the supply tank 33 of fixed connection in pneumatic cylinder 32 top, corresponds the intercommunication with soil horizon 3, clay horizon 4, aquifer 6 and quartzy sand layer 9 respectively through four water supply pipeline 34 on the supply tank 33, all installs first flowmeter 35 on four water supply pipeline 34.
The water supply tank 33 is driven by the hydraulic cylinder 32 to adjust the height, and the boundary water level is controlled during the height adjustment.
According to a further optimized scheme, the collecting and processing system comprises a collecting device 36 and a processing device 37, and the collecting device 36 and the processing device 37 are respectively arranged corresponding to the soil layer 3, the clay layer 4, the water-bearing layer 6 and the quartz sand layer 9.
The acquisition device 36 comprises a high-definition camera, a digital flowmeter and a flow calculation controller, acquires data, and the processing device 37 calculates the acquired data for a computer.
In a further optimized scheme, the box body 1 is made of transparent organic glass.
Transparent organic glass material is convenient for observe inside, is convenient for simultaneously shoot in succession through high definition digtal camera.
In the description of the present invention, it should be understood that the terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present invention, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.
The above embodiments are only illustrative of the preferred embodiments of the present invention and are not intended to limit the scope of the present invention, and various modifications and improvements made by those skilled in the art to the technical solutions of the present invention should fall within the protection scope defined by the claims of the present invention without departing from the design spirit of the present invention.
Claims (10)
1. A coal mining subsidence four water conversion physical monitoring device, comprising:
the box body (1), the said box body (1) is fixedly connected to the top of the laboratory bench (2);
the first simulation system comprises a coal mine simulation exploitation assembly and a soil layer simulation assembly, wherein the coal mine simulation exploitation assembly is positioned at the bottom end inside the box body (1), and the soil layer simulation assembly is positioned at the top end of the coal mine simulation exploitation assembly;
the second simulation system comprises a precipitation evaporation assembly, the top end of the box body (1) is fixedly connected with a supporting frame (19), and the precipitation evaporation assembly is fixedly connected to the top end of the supporting frame (19) and is positioned above the box body (1) and corresponds to the soil layer simulation assembly;
the water supply system comprises a lifting assembly and a water supply assembly, the water supply assembly is fixedly connected to the lifting assembly, the lifting assembly is fixedly connected to one side of the top end of the experiment table (2), the water supply assembly is located on one side of the box body (1), and the coal mine simulation exploitation assembly and the soil layer simulation assembly are respectively and correspondingly arranged with the water supply system;
the system comprises an acquisition processing system, wherein the acquisition processing system is fixedly connected to the top end of the experiment table (2), and the coal mine simulation exploitation assembly and the soil layer simulation assembly are respectively and correspondingly arranged with the acquisition processing system.
2. The coal mining subsidence four water conversion physical monitoring device of claim 1, wherein: soil layer simulation subassembly is including laying in proper order from last to down soil layer (3) and clay layer (4) in box (1), subsidence groove (5) have been seted up at soil layer (3) top middle part, be provided with the surface water in subsidence groove (5), clay layer (4) bottom with colliery simulation exploitation subassembly top corresponds the setting, clay layer (4) middle part is provided with aquifer (6), soil layer (3) clay layer (4) with aquifer (6) respectively with water supply module with collection processing system corresponds the setting.
3. The coal mining subsidence four water conversion physical monitoring apparatus of claim 2, wherein: the utility model discloses a coal mine simulation exploitation subassembly, including box (1) inside bottom fixed intercommunication has a plurality of breather pipes (7), a plurality of breather pipe (7) are array form and distribute, the colliery simulation exploitation subassembly is including fixed intercommunication gasbag (8) on breather pipe (7) top, be provided with quartz sand layer (9) on gasbag (8) lateral wall, quartz sand layer (9) top with clay layer (4) bottom contact sets up, box (1) bottom fixedly connected with gas regulation portion, breather pipe (7) bottom stretches out box (1) with gas regulation portion fixed communication.
4. A coal mining subsidence four water conversion physical monitoring apparatus as set forth in claim 3, wherein: the gas regulating part comprises a regulating groove (10) fixedly connected with the bottom end of the box body (1), a plurality of vent pipes (7) are fixedly communicated with the top end of the regulating groove (10) respectively, the opening end of the regulating groove (10) is located below, a push plate (11) is slidably connected in the regulating groove (10), a cylinder (12) is fixedly connected with the top end of the experiment table (2), the telescopic end of the cylinder (12) is fixedly connected with the bottom end of the push plate (11), single control pieces are arranged on the push plate (11), and a plurality of vent pipes (7) are in one-to-one correspondence with a plurality of the single control pieces respectively.
5. The coal mining subsidence four water conversion physical monitoring apparatus as set forth in claim 4, wherein: a plurality of through-holes (13) have been seted up on push pedal (11) top, a plurality of through-hole (13) with a plurality of breather pipe (7) one-to-one, single controlling part includes sliding connection sealing post (14) in through-hole (13), screw thread recess (15) have been seted up to sealing post (14) bottom, screw thread recess (15) internal thread connection has the one end of threaded rod (16), the one end of threaded rod (16) other end fixedly connected with connecting rod (17), the connecting rod (17) other end stretches out push pedal (11) and fixedly connected with knob (18).
6. The coal mining subsidence four water conversion physical monitoring apparatus of claim 5, wherein: the precipitation evaporation assembly comprises a light source (20) and a water storage tank (21) which are fixedly connected to the top end of the supporting frame (19), a spray plate (23) is fixedly communicated with the bottom end of the water storage tank (21) through a pipeline (22), a plurality of spray holes (24) are formed in the bottom end of the spray plate (23), an adjusting part is arranged in the spray plate (23), a plurality of spray holes (24) are respectively and correspondingly arranged with the adjusting part, and a valve (30) and a water pump (31) are arranged on the pipeline (22).
7. The coal mining subsidence four water conversion physical monitoring apparatus of claim 6, wherein: the bottom plate of spray board (23) is inside to be seted up the cavity, the regulation portion is in including rotating the connection a plurality of axis of rotation in the cavity, coaxial fixedly connected with regulating disk (25) in the axis of rotation, a plurality of regulation holes (26) have been seted up along circumference on regulating disk (25), a plurality of regulating hole (26) respectively with spray hole (24) and correspond the setting, fixedly connected with annular pinion rack (27) on regulating disk (25) lateral wall, one side fixedly connected with electric telescopic handle (28) in the cavity, the flexible end of electric telescopic handle (28) is through a plurality of pinion racks (29) of mounting bracket fixedly connected with, annular pinion rack (27) with pinion rack (29) meshing.
8. The coal mining subsidence four water conversion physical monitoring apparatus of claim 7, wherein: the lifting assembly comprises a hydraulic cylinder (32) fixedly connected to one side of the top end of the box body (1), the water supply assembly comprises a water supply tank (33) fixedly connected to the top end of the hydraulic cylinder (32), the water supply tank (33) is respectively communicated with the soil layer (3) through four water supply pipelines (34), the clay layer (4), the water-bearing layer (6) and the quartz sand layer (9) are correspondingly communicated, and the four water supply pipelines (34) are provided with first flow meters (35).
9. The coal mining subsidence four water conversion physical monitoring apparatus of claim 8, wherein: the collecting and processing system comprises a collecting device (36) and a processing device (37), wherein the collecting device (36) and the processing device (37) are respectively arranged corresponding to the soil layer (3), the clay layer (4), the water-bearing layer (6) and the quartz sand layer (9).
10. The coal mining subsidence four water conversion physical monitoring device of claim 1, wherein: the box body (1) is made of transparent organic glass.
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| CN202310475373.3A CN116577481B (en) | 2023-04-28 | 2023-04-28 | Coal mining subsidence four-water conversion physical monitoring device |
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| CN202310475373.3A CN116577481B (en) | 2023-04-28 | 2023-04-28 | Coal mining subsidence four-water conversion physical monitoring device |
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| CN116577481A true CN116577481A (en) | 2023-08-11 |
| CN116577481B CN116577481B (en) | 2024-04-09 |
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