CN203606358U - High inclination angle coal seam analog simulation experiment device - Google Patents
High inclination angle coal seam analog simulation experiment device Download PDFInfo
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- CN203606358U CN203606358U CN201320756887.8U CN201320756887U CN203606358U CN 203606358 U CN203606358 U CN 203606358U CN 201320756887 U CN201320756887 U CN 201320756887U CN 203606358 U CN203606358 U CN 203606358U
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Abstract
The utility model discloses a high inclination angle coal seam analog simulation experiment device. On the basis of a mining physical analog simulation experiment device of the prior art, an equipped hydraulic lifting device or lifting device is canceled, a right angle triangular protecting plate is added, and through different combined application modes of the right angle triangular protecting plate and a horizontal protecting plate, an application function that similar materials can be both paved in a horizontal manner and paved with a high inclination angle is achieved, and moreover, the pavement difficulty and the operation and control difficulty of the similar materials in the compression process are reduced, the pavement and compression effect is ensured, the manufacturing cost of equipment is lowered, the power consumption is reduced, the expected operation space is reduced, and the potential safety hazard in the prior art is eliminated. By alternatively using right angle triangular protecting plates of different acute angles, different inclination angles of different similar materials necessary for different analog experiments can be obtained, so that the operation is simple and convenient to achieved, and the labor and the material are saved.
Description
Technical field
The utility model relates to a kind of coal seam equivalent material simulating experimental provision, especially relates to a kind of large-inclination-angle coal bed analog simulation experimental provision.
Background technology
In order to guarantee better the safety in production of underground mine; exploit mineral resources, protection environment of mining area and surface facility to greatest extent; must study rock pressure [in mine and rock stratum mechanics, development rock strata support technology and control measure, this is an eternal important theme of mining subject.But, numerous for influence factor, be subject to the mechanics problem that artificial disturbance is serious, physical process is very complicated, because people are difficult to whole influence factors place of understanding problem fully aware of, cannot obtain exactly the stress tensor of rock mass and the relation of strain tensor described, be constitutive relation, therefore usually cannot carry out accurate geographic opinion to problem and calculate and numerical simulation analysis.The coarse backwardness of test instrumentation that existing mine is used, the more advanced instrument and meter of other field cannot adapt to again the severe working environment of mine down-hole, and field measurement need expend a large amount of human and material resources, the natural period, field condition restriction was serious, limitation is large compared with growing, being subject to.
When the test of mining physical simulation, utilize the material similar with prototype mechanical property, according to parameters such as on-the-spot geologic information, coal rock layer histogram and coal seam physical mechanicses, field engineering research object is become to empirical model according to certain ratio contraction, on model, excavate again all kinds of engineerings, as mine working and chamber, Structures of Longwall etc., by the simulation to engineering process, the Mechanics Phenomenons such as distortion, movement and the destruction of observation and research engineering country rock body.Applications similar simulated experiment is a kind of generally acknowledged effective research method.
At present, in laboratory, traditional equivalent material simulating experimental provision adopts horizontal sheeting to protect analog material parking space mostly, is difficult to form the analog material parking space with high spud angle, is therefore only suitable for laying horizontal stratum.As shown in Figure 1, in prior art, for carrying out large-inclination-angle coal bed equivalent material simulating experiment, need to adopt the equivalent material simulating experimental provision with hydraulic lifting mechanism, according to required angle of inclination, by adjusting hydraulic lifting mechanism so that one end of analogue experiment installation is raised, to form certain inclination angle; Based on similar design concept, in prior art, also have a kind of equivalent material simulating experimental provision that adopts hoisting gear, it tilts whole device by after one end of analogue experiment installation is promoted, thereby obtains required inclination angle.
Because equivalent material simulating experimental provision internal capacity reaches nearly ten cubic metres or even tens cubic metres or larger, the method that experimental provision is raised that above-mentioned equivalent material simulating experimental provision adopts, to carry out large-inclination-angle coal bed equivalent material simulating experiment, advantage is that inclination angle can regulate arbitrarily.But there is the defect of following four aspects simultaneously: the one, in experimentation, due to carry out analog material while laying work space increase, analog material is laid difficulty and is increased; The 2nd, due to several tons of above weight of its full load ten, make its balance and poor stability, particularly follow-up to the compacting process of analog material in, inevitably there is double swerve or follow to a certain degree upper and lower displacement, affect the consolidation effect of analog material, and because the reason of angle between pressure vertically downward and inclined seam analog material, there is dead angle in its compacting process, and then affects the validity of experimental result; The 3rd, equipment manufacturing cost is high, power consumption is large and the operating space of needs is large; The 4th, there is certain potential safety hazard.
Utility model content
One of the purpose of this utility model is, provide a kind of simple in structure, equipment manufacturing cost compared with low, power consumption is little, the large-inclination-angle coal bed equivalent material simulating experimental provision of safety and stability, meet to carry out that horizontal seam lays and can carry out large-inclination-angle coal bed requirement of laying.
The utility model for achieving the above object technical issues that need to address is, on the basis of the mining physical simulation experimental provision of prior art, omit after its hydraulic pressure lifting device or lifting gear being equipped with, still possess realization and can carry out that horizontal analog material lays and can carry out the use function that high spud angle analog material lays.
The utility model is that the technical scheme that solves the problems of the technologies described above employing is, a kind of large-inclination-angle coal bed analog simulation experimental provision, be grouped into by rack section and detachable part, wherein, rack section is except rectangular bottom surface and left and right sides face closure, the body structure that it is forward and backward and end face all opens wide;
The xsect on the each limit of framework of described former and later two faces groove structure that all takes the shape of the letter U;
Described removable section comprises apron plate and the rear backplate of strip, it is characterized in that, also include right-angle triangle backplate, described apron plate inserts in the U-lag of described front baffle, described rear backplate xsect comprise take the shape of the letter U respectively below the structure of groove and with this U-lag convex edge structure matching of pegging graft, described rear backplate inserts respectively in the U-lag of described afterframe as required successively, described right-angle triangle backplate need to insert in the U-lag of described rear backplate successively according to using, and need in the U-lag of described rear backplate, move according to using.
Adopt the large-inclination-angle coal bed analog simulation experimental provision of technique scheme, by introducing right-angle triangle backplate, in analog material process of deployment, right-angle triangle backplate and forward and backward horizontal strip backplate are used in combination, can carry out large-inclination-angle coal bed laying; In the situation that only using forward and backward backplate, can carry out horizontal seam analog material and lay.Because it has omitted hydraulic lifting mechanism or hoisting gear, make whole analogue experiment installation not need one end to be raised or is promoted to inclination and can carry out the moulding of analog material sample with angle; Its technique effect directly producing is, reduce analog material and laid difficulty and compacting process operation control difficulty thereof, guarantee analog material laying and consolidation effect, reduced equipment manufacturing cost, the large and required operating space of power consumption, and eliminated the potential safety hazard existing in prior art.
As preferably, the right-angle triangle backplate that above-mentioned right-angle triangle backplate is different acute angles becomes sleeve assembly.
The technique effect that above-mentioned optimal technical scheme directly produces is, by the replacement use of different angles triangle backplate, can obtain the different angle of inclination of the required analog material of different simulated experiments.
Further preferably, above-mentioned right-angle triangle backplate is plank.
The technique effect that above-mentioned optimal technical scheme produces is, can reduce adhesion amount and the attachment fastness of cast material on right-angle triangle backplate, and plank is easy to obtain, cost of manufacture is low, cutting and the making of the right-angle triangle backplate of various different acute angle angles can be carried out in scene.
Large-inclination-angle coal bed analog simulation experimental provision of the present utility model has useful technique effect, on its basis by the mining physical simulation experimental provision in prior art, omit after its hydraulic pressure lifting device or lifting gear being equipped with, increase right-angle triangle backplate, carry out the different modes that is used in combination by right-angle triangle backplate and horizontal sheeting, can realize large-inclination-angle coal bed analog simulation experimental provision and can carry out horizontal analog material and lay, can carry out again the use function that high spud angle analog material lays;
Because it omits after its hydraulic pressure lifting device or lifting gear being equipped with, thereby reduce analog material and laid difficulty and compacting process operation control difficulty thereof, laying and the consolidation effect of analog material are guaranteed, reduce equipment manufacturing cost, power consumption and required operating space, eliminated the potential safety hazard existing in prior art;
Large-inclination-angle coal bed analog simulation experimental provision of the present utility model, easy and simple to handle, use manpower and material resources sparingly, the right-angle triangle backplate of different acute angle angles is replaced and used, also can obtain the different angle of inclination of the required analog material of different simulated experiments.
Accompanying drawing explanation
Fig. 1 is the view of the coal seam analog simulation experimental provision experimentation of prior art;
Fig. 2 is large-inclination-angle coal bed analog simulation experimental provision perspective view of the present utility model (before mainly illustrating);
Fig. 3 is large-inclination-angle coal bed analog simulation experimental provision volume rendering structural representation of the present utility model (before mainly illustrating);
Fig. 4 is large-inclination-angle coal bed analog simulation experimental provision perspective view of the present utility model (after mainly illustrating);
Fig. 5 is large-inclination-angle coal bed analog simulation experimental provision volume rendering structural representation of the present utility model (after mainly illustrating);
Fig. 6 is large-inclination-angle coal bed analog simulation experimental provision volume rendering structural representation of the present utility model (side is mainly shown);
Fig. 7 is the cross-sectional view that right-angle triangle backplate amplifies.
Embodiment
Below in conjunction with accompanying drawing, large-inclination-angle coal bed analog simulation experimental provision of the present utility model is elaborated.
As shown in Fig. 2-Fig. 7, large-inclination-angle coal bed analog simulation experimental provision of the present utility model, is grouped into by rack section and detachable part, (as shown in the figure, rack section includes back timber 3, column 2, base 1).Wherein, rack section is except rectangular bottom surface and arranged on left and right sides face closure, the body structure that it is forward and backward and end face all opens wide;
The xsect on the each limit of framework of described former and later two faces groove structure that all takes the shape of the letter U;
Described removable section comprises apron plate 5 and the rear backplate 6 of strip, it is characterized in that, also includes right-angle triangle backplate 4, and described apron plate inserts in the U-lag of described front baffle; As shown in Figure 7, described rear backplate xsect comprise take the shape of the letter U respectively below the structure of groove and with this U-lag convex edge structure matching of pegging graft, described rear backplate inserts respectively in the U-lag of described afterframe as required successively, described right-angle triangle backplate need to insert in the U-lag of described rear backplate successively according to using, and need in the U-lag of described rear backplate, move according to using.
Preferably, the right-angle triangle backplate that above-mentioned right-angle triangle backplate 4 can select plank to be made as different acute angles becomes sleeve assembly.
For understanding better the utility model, contrast the experimental technique of accompanying drawing in conjunction with large-inclination-angle coal bed analog simulation experimental provision of the present utility model below, large-inclination-angle coal bed analog simulation experimental provision of the present utility model is further detailed.
As shown in Fig. 2-Fig. 7, the experimental technique of large-inclination-angle coal bed analog simulation experimental provision of the present utility model, comprises the following steps:
A, apron plate 5 is all installed in the U-shaped groove of front baffle, and backplate 6 after first is arranged in the U-shaped groove of afterframe, two right-angle sides of right-angle triangle backplate 4 are inserted respectively in the U-shaped groove of backplate after the U-shaped groove of afterframe and first, form the initial position of right-angle triangle backplate, and between right-angle triangle backplate 4 and apron plate 5, form ground floor analog material parking space;
B, take in proportion respectively the various raw materials of the required analog material of experiment, and pour in stirring machine and stir, then add water and stir, after pour ground floor analog material parking space into, strike off and compacting with scraper plate, spread from the teeth outwards mica powder as interlayer, then flatten;
C, by right-angle triangle backplate 4 along pushing ahead certain distance to the second place in the U-shaped groove of rear backplate, make distance between the right-angle triangle backplate hypotenuse of the second place and the right-angle triangle backplate hypotenuse of initial position equal the bed thickness of analog material, between right-angle triangle backplate 4 and apron plate 5, form second layer analog material parking space;
D, take in proportion respectively the various raw materials of the required analog material of experiment, and pour in stirring machine and stir, then add water and stir, after pour second layer analog material parking space into, strike off and compacting with scraper plate, spread from the teeth outwards mica powder as interlayer, then flatten;
E, advance right-angle triangle backplate 4 successively, repeating step c, d have laid to this layer of analog material;
F, often complete after the laying of one deck analog material, correspondingly install backplate 6 after one deck additional, then repeat successively above-mentioned steps, until finish.
Adopting the similar material model that above-mentioned experimental technique obtains is layer structure, and analog material is between layers horizontal by certain angle of inclination, and this angle of inclination just in time equals the angle between right-angle triangle backplate hypotenuse and the bottom surface of rack section.
Claims (3)
1. a large-inclination-angle coal bed analog simulation experimental provision, is grouped into by rack section and detachable part, and wherein, rack section is except rectangular bottom surface and left and right sides face closure, the body structure that it is forward and backward and end face all opens wide;
The xsect on the each limit of framework of described former and later two faces groove structure that all takes the shape of the letter U;
Described removable section comprises apron plate and the rear backplate of strip, it is characterized in that, also include right-angle triangle backplate, described apron plate inserts in the U-lag of described front baffle, described rear backplate xsect comprise take the shape of the letter U respectively below the structure of groove and with this U-lag convex edge structure matching of pegging graft, described rear backplate inserts respectively in the U-lag of described afterframe as required successively, described right-angle triangle backplate need to insert in the U-lag of described rear backplate successively according to using, and need in the U-lag of described rear backplate, move according to using.
2. large-inclination-angle coal bed analog simulation experimental provision according to claim 1, is characterized in that, the right-angle triangle backplate that described right-angle triangle backplate is different acute angles becomes sleeve assembly.
3. large-inclination-angle coal bed analog simulation experimental provision according to claim 1 and 2, is characterized in that, described right-angle triangle backplate is plank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320756887.8U CN203606358U (en) | 2013-11-25 | 2013-11-25 | High inclination angle coal seam analog simulation experiment device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201320756887.8U CN203606358U (en) | 2013-11-25 | 2013-11-25 | High inclination angle coal seam analog simulation experiment device |
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| CN203606358U true CN203606358U (en) | 2014-05-21 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103630668A (en) * | 2013-11-25 | 2014-03-12 | 山东科技大学 | Large-inclination-angle coal seam similar simulation experimental device and method |
| CN105319337A (en) * | 2015-11-05 | 2016-02-10 | 天地科技股份有限公司 | Dimension and dip angle adjustable type coal mine stope similar model test system and method |
-
2013
- 2013-11-25 CN CN201320756887.8U patent/CN203606358U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103630668A (en) * | 2013-11-25 | 2014-03-12 | 山东科技大学 | Large-inclination-angle coal seam similar simulation experimental device and method |
| CN103630668B (en) * | 2013-11-25 | 2015-05-06 | 山东科技大学 | Large-inclination-angle coal seam similar simulation experimental device and method |
| CN105319337A (en) * | 2015-11-05 | 2016-02-10 | 天地科技股份有限公司 | Dimension and dip angle adjustable type coal mine stope similar model test system and method |
| CN105319337B (en) * | 2015-11-05 | 2019-01-04 | 天地科技股份有限公司 | Size and tilt adjustable section formula coal mine stope layer during similar model test system and method |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140521 Termination date: 20141125 |
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| EXPY | Termination of patent right or utility model |