CN116297028A - Simulation device and simulation method for diffusion of overlying strata isolation grouting filling slurry - Google Patents
Simulation device and simulation method for diffusion of overlying strata isolation grouting filling slurry Download PDFInfo
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- CN116297028A CN116297028A CN202310521298.XA CN202310521298A CN116297028A CN 116297028 A CN116297028 A CN 116297028A CN 202310521298 A CN202310521298 A CN 202310521298A CN 116297028 A CN116297028 A CN 116297028A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N13/00—Investigating surface or boundary effects, e.g. wetting power; Investigating diffusion effects; Analysing materials by determining surface, boundary, or diffusion effects
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N13/00—Investigating surface or boundary effects, e.g. wetting power; Investigating diffusion effects; Analysing materials by determining surface, boundary, or diffusion effects
- G01N2013/003—Diffusion; diffusivity between liquids
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Abstract
The invention discloses a simulation device and a simulation method for covering rock isolation grouting filling slurry diffusion, which belong to a simulation experiment device and a simulation method.
Description
Technical Field
The invention belongs to a simulation experiment device and a simulation method, and particularly relates to a simulation device and a simulation method for diffusion of overlying strata isolated grouting filling slurry.
Background
The cover rock isolation grouting filling is one of important components of a coal mine green mining technology system. In recent years, the method plays an important role in solving the problem of coal compaction below a building, and gradually becomes an important means for solving the mining and taking over problems for a mine enterprise. The method fully utilizes the rock stratum movement rule, and fills the separation layer cavity under the selected key layer by high-pressure grouting, so that the injectable space is increased, the overlying strata form a compacted bearing structure, the key layer is supported, the ground subsidence is effectively controlled, and the ground structures are protected.
When the simulation device is used, grouting is required to be stirred, and the existing simulation device cannot clean the grouting inside the simulation device through the stirring device after the experiment is completed.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a simulation device and a simulation method for the diffusion of overlying strata isolated grouting filling slurry, which solve the problems.
In order to achieve the above purpose, the invention is realized by the following technical scheme: the utility model provides a simulation device and simulation method that cover rock keeps apart slip casting and fills thick liquid diffusion, includes agitator tank and simulation case, agitator tank surface mounting has the motor, the output transmission of motor is connected with the transfer line, transfer line surface movable mounting has first bevel gear, agitator tank surface fixedly connected with support column, support column both ends fixed mounting has the second bevel gear, first bevel gear and second bevel gear meshing, simulation case box one side fixed mounting has the third bevel gear, third bevel gear and second bevel gear meshing.
Based on the technical scheme, the invention also provides the following optional technical schemes:
the technical scheme is as follows: the jack is offered on the transfer line surface, the inside fixedly connected with spring of jack, spring one end fixedly connected with stopper, transfer line surface fixed mounting has the spacing ring.
The technical scheme is as follows: the surface of the third bevel gear is fixedly connected with a screw rod, the surface of the screw rod is in threaded connection with a connecting rod, one end of the connecting rod is fixedly provided with a cleaning plate, and the cleaning plate is clung to one side of the inside of the simulation box.
The technical scheme is as follows: the stirring plate is fixedly arranged on the surface of the transmission rod, and the feeding port is fixedly arranged on the upper surface of the stirring box.
The technical scheme is as follows: the simulation box is internally and uniformly paved with solid-fluid coupling similar material layers, the simulation box is internally and uniformly paved with simulation collapse zone crushed rock similar material layers, and the solid-fluid coupling similar material layers are positioned on the upper parts of the simulation collapse zone crushed rock similar material layers.
The technical scheme is as follows: the stirring tank bottom fixedly connected with slip casting pipe, slip casting pipe other end fixed connection is at the upper surface of simulation case.
Advantageous effects
The invention provides a simulation device and a simulation method for the diffusion of overlying strata isolation grouting filling slurry, which have the following beneficial effects compared with the prior art:
1. before the simulation experiment, drive the stirring piece through the motor and stir the slip casting of agitator tank inside, prevent that inside slip casting from condensing, carry the slip casting to the simulation incasement portion through the slip casting pipe and experiment, after the experiment is accomplished, promote first bevel gear to one side of spacing ring, the spring is ejecting from the jack is inside, spacing to first bevel gear, spacing ring and stopper are fixed and with second bevel gear engagement to first bevel gear, the second bevel gear and the third bevel gear engagement of support column bottom, thereby drive the connecting rod slip of lead screw tip, thereby drive the cleaning plate of connecting rod tip and slide inside the simulation incasement, clear up the slip casting of simulation incasement portion.
Drawings
FIG. 1 is a schematic three-dimensional structure of the present invention.
FIG. 2 is a schematic cross-sectional view of the present invention.
FIG. 3 is an enlarged schematic view of the structure of the present invention at A.
Reference numerals annotate: 1. a stirring tank; 11. a motor; 12. a transmission rod; 13. a first bevel gear; 14. a jack; 15. a spring; 16. a limiting block; 17. a limiting ring; 18. stirring sheets; 19. a feed inlet; 2. a support column; 21. a second bevel gear; 3. a third bevel gear; 31. a screw rod; 32. a connecting rod; 33. a cleaning plate; 4. a simulation box; 41. a layer of a similar material is fixedly and fluidly coupled; 42. simulating a similar material layer of crushed rock of the crushed zone; 43. grouting pipe.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
Specific implementations of the invention are described in detail below in connection with specific embodiments.
Referring to fig. 1 to 3, an embodiment of the present invention provides a simulation device and a simulation method for spreading a grouting filling slurry in a rock-covered isolation manner, which includes a stirring tank 1 and a simulation tank 4, wherein the stirring tank 1 stirs grouting, the simulation tank 4 is made of glass material, so that experiments are conveniently simulated and observed, a real-time monitoring camera and a data acquisition device are arranged around the simulation tank, a motor 11 is fixedly installed on the surface of the stirring tank 1, a transmission rod 12 is connected to an output end transmission of the motor 11, a first bevel gear 13 is movably installed on the surface of the transmission rod 12, a support column 2 is fixedly connected to the surface of the stirring tank 1, the support column 2 plays a role of supporting a second bevel gear 21, a second bevel gear 21 is fixedly installed at two ends of the support column 2, the first bevel gear 13 is meshed with the second bevel gear 21, a third bevel gear 3 is fixedly installed on one side of the simulation tank 4 through the meshing of the first bevel gear 13 with the second bevel gear 21, the third bevel gear 3 is meshed with the second bevel gear 21, and a cleaning plate 31 is driven to rotate through the meshing of the third bevel gear 3 with the second bevel gear 21, and the cleaning plate 33 can be cleaned inside the simulation tank 4.
For the above example, it should be appreciated by those skilled in the art that the shape of the stirring tank 1 may be replaced, for example, the stirring tank 1 may be configured to be cylindrical, so as to facilitate the omnidirectional grouting of the interior, and the position may be placed on the side of the simulation tank 4.
Specifically, jack 14 has been seted up on transfer line 12 surface, and the inside fixedly connected with spring 15 of jack 14, spring 15 one end fixedly connected with stopper 16, transfer line 12 surface fixed mounting has spacing ring 17.
In the embodiment of the invention, when the first bevel gear 13 moves to the side of the limiting ring 17 to be tightly attached, the limiting block 16 pops up from the jack 14 under the action of the spring 15, and clamps the first bevel gear 13 with the limiting ring 17 to prevent sliding.
For the above example, it should be appreciated by those skilled in the art that the limiting blocks 16 have a triangular shape, the number of limiting blocks 16 may be adjusted, for example, the limiting blocks 16 may be arranged in four groups, and the limiting of the first bevel gear 13 is more fastened.
Specifically, the surface of the third bevel gear 3 is fixedly connected with a screw rod 31, the surface of the screw rod 31 is in threaded connection with a connecting rod 32, one end of the connecting rod 32 is fixedly provided with a cleaning plate 33, and the cleaning plate 33 is clung to one side of the interior of the simulation box 4.
In the embodiment of the invention, the screw rod 31 is driven to rotate by the connection of the third bevel gear 3, and the length of the screw rod 31 is twice as long as that of the simulation box 4, so that the cleaning plate 33 at the end part of the connecting rod 32 reciprocates in the simulation box 4, and the aim of cleaning the interior of the simulation box 4 is fulfilled.
For the above example, it should be appreciated by those skilled in the art that the length of the screw rod 31 may be adjusted, for example, the screw rod 31 may be set to be consistent with the length of the simulation box 4, and the top or side of the simulation box 4 may be provided with a sliding slot that may allow the connecting rod 32 to slide, so that the cleaning plate 33 may also clean grouting inside the simulation box 4.
Specifically, the surface of the transmission rod 12 is fixedly provided with a stirring blade 18, and the upper surface of the stirring tank 1 is fixedly provided with a feed inlet 19.
In the embodiment of the present invention, the slurry in the stirring tank 1 is stirred by the rotation of the stirring blade 18, so that the slurry to be stirred is prevented from solidifying, and the slurry to be stirred enters the stirring tank 1 from the inlet 19.
Specifically, the simulation box 4 is internally and uniformly paved with a solid-fluid coupling similar material layer 41, the simulation box 4 is internally and uniformly paved with a simulation collapse zone broken rock similar material layer 42, and the solid-fluid coupling similar material layer 41 is positioned on the upper part of the simulation collapse zone broken rock similar material layer 42.
In the embodiment of the invention, after grouting is conveyed into the simulation box 4, the form of diffusion of the overlying strata isolated grouting filling slurry can be effectively recorded through the arrangement of the solid-fluid coupling similar material layer 41 and the simulated collapse zone crushed rock similar material layer 42.
Specifically, the bottom of the stirring tank 1 is fixedly connected with a grouting pipe 43, and the other end of the grouting pipe 43 is fixedly connected to the upper surface of the simulation tank 4.
In the embodiment of the invention, the grouting after the stirring in the stirring tank 1 is completed is conveyed to the inside of the simulation tank 4 through the grouting pipe 43
For the above example, it should be understood by those skilled in the art that the number of grouting pipes 43 may be adjusted, for example, the grouting pipes 43 may be provided in plurality, and the accuracy of recording is further improved by collecting the form of diffusion of a plurality of grouting filling slurries.
Before the simulation experiment, the first bevel gear 13 is located the left side of stopper 16, at first drive stirring piece 18 through motor 11 stirs the slip casting of agitator tank 1 inside, prevent that inside slip casting from condensing, carry the slip casting to the simulation incasement portion of 4 through slip casting pipe 43 and carry out the experiment, after the experiment is accomplished, promote first bevel gear 13 to one side of spacing collar 17, stopper 16 is triangle-shaped, the removal of first bevel gear 13 is made things convenient for in the inclined plane, spring 15 is ejecting stopper 16 from jack 14 inside, spacing first bevel gear 13, spacing collar 17 and stopper 16 are fixed and are engaged with second bevel gear 21 to first bevel gear 13, the second bevel gear 21 and the meshing of third bevel gear 3 of support column 2 bottom, thereby drive the connecting rod 32 slip of lead screw 31 tip, thereby drive the cleaning plate 33 of connecting rod 32 tip slip inside the simulation incasement portion 4, the slip casting of simulation incasement portion 4 is cleared up.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a simulation device and simulation method that slurry diffusion is filled in cover rock isolation slip casting, includes agitator tank (1) and simulation case (4), its characterized in that, agitator tank (1) surface mounting has motor (11), the output transmission of motor (11) is connected with transfer line (12), transfer line (12) surface active mounting has first bevel gear (13), agitator tank (1) surface fixedly connected with support column (2), support column (2) both ends fixed mounting have second bevel gear (21), first bevel gear (13) and second bevel gear (21) meshing, simulation case (4) box one side fixed mounting has third bevel gear (3), third bevel gear (3) and second bevel gear (21) meshing.
2. The simulation device and the simulation method for the diffusion of the overlying strata isolated grouting filling slurry are characterized in that the surface of the transmission rod (12) is provided with a jack (14), a spring (15) is fixedly connected inside the jack (14), one end of the spring (15) is fixedly connected with a limiting block (16), and a limiting ring (17) is fixedly arranged on the surface of the transmission rod (12).
3. The simulation device and the simulation method for the diffusion of the overlying strata isolated grouting filling slurry according to claim 1 are characterized in that a screw rod (31) is fixedly connected to the surface of the third bevel gear (3), a connecting rod (32) is connected to the surface of the screw rod (31) in a threaded manner, a cleaning plate (33) is fixedly installed at one end of the connecting rod (32), and the cleaning plate (33) is tightly attached to one side of the interior of the simulation box (4).
4. The simulation device and the simulation method for the diffusion of the overlying strata isolated grouting filling slurry are characterized in that stirring sheets (18) are fixedly arranged on the surface of the transmission rod (12), and a feed inlet (19) is fixedly arranged on the upper surface of the stirring box (1).
5. The simulation device and the simulation method for the slurry diffusion of the overlying strata isolated grouting filling according to claim 1 are characterized in that a solid-fluid coupling similar material layer (41) is uniformly paved in the simulation box (4), a simulation collapse zone broken rock similar material layer (42) is uniformly paved in the simulation box (4), and the solid-fluid coupling similar material layer (41) is positioned on the upper portion of the simulation collapse zone broken rock similar material layer (42).
6. The simulation device and the simulation method for the diffusion of the overlying strata isolated grouting filling slurry are characterized in that a grouting pipe (43) is fixedly connected to the bottom of the stirring tank (1), and the other end of the grouting pipe (43) is fixedly connected to the upper surface of the simulation tank (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310521298.XA CN116297028A (en) | 2023-05-08 | 2023-05-08 | Simulation device and simulation method for diffusion of overlying strata isolation grouting filling slurry |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310521298.XA CN116297028A (en) | 2023-05-08 | 2023-05-08 | Simulation device and simulation method for diffusion of overlying strata isolation grouting filling slurry |
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| Publication Number | Publication Date |
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| CN116297028A true CN116297028A (en) | 2023-06-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202310521298.XA Pending CN116297028A (en) | 2023-05-08 | 2023-05-08 | Simulation device and simulation method for diffusion of overlying strata isolation grouting filling slurry |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116840105A (en) * | 2023-08-29 | 2023-10-03 | 中国煤炭地质总局勘查研究总院 | Grouting filling slurry diffusion distance simulation experiment device |
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2023
- 2023-05-08 CN CN202310521298.XA patent/CN116297028A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116840105A (en) * | 2023-08-29 | 2023-10-03 | 中国煤炭地质总局勘查研究总院 | Grouting filling slurry diffusion distance simulation experiment device |
| CN116840105B (en) * | 2023-08-29 | 2023-11-17 | 中国煤炭地质总局勘查研究总院 | Grouting filling slurry diffusion distance simulation experiment device |
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