CN103616492B - A kind of small-sized deadweight frame prestowage three-dimensional physical simulation experimental provision - Google Patents
A kind of small-sized deadweight frame prestowage three-dimensional physical simulation experimental provision Download PDFInfo
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- CN103616492B CN103616492B CN201310618308.8A CN201310618308A CN103616492B CN 103616492 B CN103616492 B CN 103616492B CN 201310618308 A CN201310618308 A CN 201310618308A CN 103616492 B CN103616492 B CN 103616492B
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Abstract
The invention discloses a kind of small-sized deadweight frame prestowage three-dimensional physical simulation experimental provision, comprise body frame device, deadweight frame prestowage device and base device, it is characterized in that: described body frame device is the main areas of geology analogue filling, comprise side, the front and back skirting composition of left side beam, right side beam, cross member and composition model charge space.Described deadweight frame prestowage device is the slip case be made up of posting crossbeam, baffle plate bolt and slide anteroposterior side guard, depend on above body frame device, it is the main areas of grey iron block deadweight frame prestowage, posting crossbeam is that corner has circular hole " II " shape steel plate, and slide anteroposterior side guard is by sliding up and down packing ring upper and lower Frictional Slipping between body frame left side beam, right side beam.Described base device is the supporting stabilizer component of whole experimental provision, comprises pedestal and pull bar.This experimental provision has the features such as reasonable in design, filling is simple, three-dimensional simulation, prestowage are accurate, is easy to the needs realizing deep complex engineering environment similarity simulation experiment.
Description
Technical field
The present invention relates to a kind of mining physical simulation experiment device, be related specifically to the small-sized loading physical simulation experiment device in ground, geology and field, mine, belong to field of laboratory instrument equipment.
Background technology
Due to the complicacy of mine engineering environment and the large restriction of site test cost, similarity simulation experiment becomes the important scientific research means of one reproducing underground works environment.Theoretical based on analog simulation, effectively can realize the mine engineering environment under different condition, draw associated technical parameters, for practical engineering application provides foundation.And along with the increase of the mining degree of depth and the changeable of host rock environment, choosing of analog material is more strict, its cost also strengthens because of the increase of model loading height and the raising of new material price.Simultaneously, under condition of high ground stress, physical simulation experiment charger also will adopt large hydraulic device, the accuracy loading data is sharply declined, and after filling material model deformation sinks, its loaded load can not permanently keep, and large-scale physical simulation experiment also receives restriction to a certain extent.
Existing physical simulation experiment device mostly is large-scale plane or hydraulic loaded physical simulation experiment device, and large-scale plane physical simulation experiment device filling material is many, cost is large, the cycle is long, and the heavily stressed effect of country rock under being difficult to simulation Deep Condition; Hydraulic loaded physical simulation experiment device adopts hydraulic loaded, easily cause and load the data reduction of (overlying strata sink mobile) and drift in the excavation disturbance processes such as mine working, chamber and workplace, the accurate reproduction of overburden stress in physical simulation process can not be ensured.Although also there is the way that grey iron block loads, do not have posting crossbeam and slip side guard protects between grey iron block and filling model, and prestowage grey iron block loads higher, easily cause the deviation of experimental data and model to fall frame and hurt sb.'s feelings.
Physically based deformation simulated experiment different proportion and gravity stress load and need, a kind of small-sized deadweight frame prestowage three-dimensional physical simulation experimental provision is proposed, the filling cost of analog material is reduced by small scale experiment, deadweight frame prestowage device is adopted to improve the accuracy of stress loading environment and the security of experimentation, use three-dimensional physical simulation to reproduce complicated geological engineering-environment and work progress, experimental precision is high, data are reliable.
Summary of the invention
The present invention is directed to existing physical simulation experiment filling analog material many, cost is high, be difficult to realize the deficiency of high stress environment dynamic similation and hydraulic loaded low precision, proposes a kind of small-sized deadweight frame prestowage three-dimensional physical simulation experimental provision.This experimental provision has the features such as reasonable in design, filling is simple, three-dimensional simulation, stress are accurate, is easy to the needs realizing deep complex engineering environmental simulation experiment.
For achieving the above object, technical scheme of the present invention is: a kind of small-sized deadweight frame prestowage three-dimensional physical simulation experimental provision, comprise body frame device, deadweight frame prestowage device and base device, it is characterized in that: described body frame device comprises left side beam, right side beam, side, the front and back skirting composition of cross member and composition model charge space, described deadweight frame prestowage device comprises posting crossbeam, sliding gasket, friction rubber plate, the slide anteroposterior side guard composition in baffle plate bolt and composition deadweight frame prestowage space, described base device is made up of pedestal and pull bar.
Further, described body frame device is the main areas of geology analogue filling, and cross member two ends are fixed by welding and left side beam, right side beam, and left and right curb girder is provided with wallboard screw, and side, front and back skirting is undertaken fastening by wallboard bolt and left and right curb girder, composition analog material charge space.
Further, described deadweight frame prestowage device is the slip case be made up of posting crossbeam, slide anteroposterior side guard and baffle plate bolt, depend on above body frame device, it is the main areas of grey iron block deadweight frame prestowage, slide anteroposterior side guard is provided with baffle plate screw, and undertaken fastening by baffle plate bolt, sliding gasket by baffle plate bolt is installed between slide anteroposterior side guard and left and right curb girder carries out rubbing contact, realize the freely up and down slip of deadweight framework, the prestowage of experiment grey iron block is highly equal to or less than slide anteroposterior side guard height.
Further, described posting crossbeam is " II " shape steel plate, and corner has circular hole, is convenient to remove and install.
Further, described friction rubber plate is technically classified rubber plate, for analog material filling area and the separation in grey iron block prestowage district and the uniform contact of load.
Further, described base device is the supporting stabilizer component of whole experimental provision, and pedestal is welded in curb girder lower end, left and right, and is undertaken fastening by pull bar.
Advantage of the present invention and beneficial effect are: the filling cost being reduced analog material by small scale experiment, adopt deadweight frame prestowage device to improve the accuracy of stress loading environment and the security of experimentation, use three-dimensional physical simulation to reproduce complicated geological engineering-environment and work progress.This experimental provision has the features such as reasonable in design, filling is simple, three-dimensional simulation, load are accurate, is easy to the needs realizing deep complex engineering environmental simulation experiment.
Accompanying drawing explanation
Fig. 1 realizes a kind of small-sized deadweight frame prestowage three-dimensional physical simulation experimental provision front view of the present invention.
Fig. 2 is the left view of Fig. 1.
Fig. 3 is the vertical view of Fig. 1.
Fig. 4 is the structural representation of posting crossbeam 11.
In figure: 1 is baffle plate screw; 2 is sliding gasket; 3 is friction rubber plate; 4 is model filling area; 5 is wallboard screw; 6 is left side beam; 7 is pull bar; 8 is deadweight frame prestowage district; 9 is slip side guard; 10 is right side beam; 11 is baffle plate bolt; 12 is posting crossbeam; 13 is wallboard bolt; 14 is side skirting; 15 is cross member; 16 is pedestal.
Embodiment
Below in conjunction with accompanying drawing and example, the present invention is described in further detail.
The invention provides a kind of small-sized deadweight frame prestowage three-dimensional physical simulation experimental provision.
As shown in Figures 1 to 4, apparatus of the present invention are made up of baffle plate screw 1, sliding gasket 2, friction rubber plate 3, wallboard screw 5, left side beam 6, pull bar 7, slip side guard 9, right side beam 10, baffle plate bolt 11, posting crossbeam 12, wallboard bolt 13, side skirting 14, cross member 15, pedestal 16.
Body frame device is the main areas that geology analogue loads in model filling area 4, cross member 15 two ends are fixed by welding and left side beam 6, right side beam 10, left side beam 6, right side beam 10 are provided with wallboard screw 5, and side, front and back skirting 14 is undertaken fastening by wallboard bolt 13 and left side beam 6, right side beam 10, the charge space of composition analog material.
Load for ease of model, carried out the installation of side, front and back skirting 14 successively to top by bottom, side skirting 14 before and after often installing one group, load a geology analogue, all adopt mica to carry out layering between identical and different geology analogue, each loading height is side skirting 14 height before and after time installation; For meeting the requirement of physical simulation experiment, side, front and back skirting 14 is installed on the skirting top, side, front and back of installing in bottom further, and loads geology analogue, till directly meeting the height of geology analogue or requirement of experiment.
After geology analogue has loaded, natural air drying is carried out to model, remove side, front and back skirting 14 by top successively to bottom, expose model front and back sides, be beneficial to the construction and excavation of model.
Deadweight frame prestowage device is the slip deadweight frame prestowage district 8 be made up of posting crossbeam 12, slide anteroposterior side guard 9 and plate washer bolt 11, slide anteroposterior side guard 9 is provided with plate washer screw 1, and undertaken fastening by baffle plate bolt 11, carry out rubbing contact by the sliding gasket 2 that baffle plate bolt 11 is installed between slide anteroposterior side guard 9 and left side beam 6, right side beam 10, the prestowage of experiment grey iron block is highly equal to or less than slide anteroposterior side guard 9 height.
Base device is the supporting stabilizer component of whole experimental provision, comprises pedestal 16 and pull bar 7, and pedestal 16 is welded in left side beam 6, right side beam 10 lower end, and is undertaken fastening by pull bar 7.
Model filling area 4 load air-dry complete with deadweight frame prestowage district 8 prestowage after, according to geology data, construction and excavation is carried out to model, uses computer system to carry out data acquisition, record, complete experiment.
Protection scope of the present invention is not limited only to the description of present embodiment, but is limited according to claim.
Claims (5)
1. a small-sized deadweight frame prestowage three-dimensional physical simulation experimental provision, comprise body frame device, deadweight frame prestowage device and base device, it is characterized in that: described body frame device comprises side, the front and back skirting composition of left side beam, right side beam, cross member and composition model charge space, described deadweight frame prestowage device comprises the slide anteroposterior side guard composition in posting crossbeam, sliding gasket, friction rubber plate, baffle plate bolt and composition deadweight frame prestowage space, and described base device is made up of pedestal and pull bar;
Deadweight frame prestowage device is the slip case be made up of posting crossbeam, slide anteroposterior side guard and plate washer bolt, depend on above body frame device, it is the main areas of grey iron block deadweight frame prestowage, slide anteroposterior side guard is provided with baffle plate screw, and undertaken fastening by baffle plate bolt, carry out rubbing contact by the sliding gasket that baffle plate bolt is installed between slide anteroposterior side guard and left side beam, right side beam, the prestowage of experiment grey iron block is highly equal to or less than slide anteroposterior side guard height.
2. one according to claim 1 small-sized deadweight frame prestowage three-dimensional physical simulation experimental provision, is characterized in that: posting crossbeam is " II " shape steel plate, and corner has circular hole, is convenient to remove and install.
3. one according to claim 1 small-sized deadweight frame prestowage three-dimensional physical simulation experimental provision, is characterized in that: friction rubber plate is technically classified rubber plate, for analog material filling area and the separation in grey iron block prestowage district and the uniform contact of load.
4. one according to claim 1 small-sized deadweight frame prestowage three-dimensional physical simulation experimental provision, it is characterized in that: body frame device is the main areas of geology analogue filling, cross member two ends are fixed by welding and left side beam, right side beam, left side beam and right side beam are equipped with wallboard screw, and side, front and back skirting is undertaken fastening by wallboard bolt and left side beam, right side beam, the charge space of composition analog material.
5. one according to claim 1 small-sized deadweight frame prestowage three-dimensional physical simulation experimental provision, it is characterized in that: base device is the supporting stabilizer component of whole experimental provision, pedestal is welded in left side beam, right side beam lower end, and is undertaken fastening by pull bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201310618308.8A CN103616492B (en) | 2013-11-29 | 2013-11-29 | A kind of small-sized deadweight frame prestowage three-dimensional physical simulation experimental provision |
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| CN201310618308.8A CN103616492B (en) | 2013-11-29 | 2013-11-29 | A kind of small-sized deadweight frame prestowage three-dimensional physical simulation experimental provision |
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| CN103616492B true CN103616492B (en) | 2016-03-02 |
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| CN105928440B (en) * | 2016-06-29 | 2018-06-05 | 河南理工大学 | A kind of mine solid physical analogy seam mining top plate mobile monitoring method |
| CN108131542B (en) * | 2017-11-29 | 2020-01-17 | 中国神华能源股份有限公司 | Platform support, experiment platform and construction method thereof |
| CN108562483A (en) * | 2018-05-02 | 2018-09-21 | 河南理工大学 | A kind of small drift three-dimensional physical simulation chamber |
| CN110364066B (en) * | 2019-07-16 | 2021-07-02 | 王晓花 | Similar experiment model device in mine surface subsidence area |
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