CN205317773U - Plane model support overlying rock load loading device - Google Patents
Plane model support overlying rock load loading device Download PDFInfo
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- CN205317773U CN205317773U CN201521140780.6U CN201521140780U CN205317773U CN 205317773 U CN205317773 U CN 205317773U CN 201521140780 U CN201521140780 U CN 201521140780U CN 205317773 U CN205317773 U CN 205317773U
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- oil cylinder
- overlying rock
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- fixing
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Abstract
The utility model discloses a plane model support overlying rock load loading device, including the plane model support, the plane model support includes base and stand, the quantity of stand is two, the lower extreme of two stands is controlled both ends with the base respectively and is linked firmly, the district is placed for the overlying rock in the space of base and two stand formation, the overlying rock is placed and is equipped with similar material model and load loading piece in the district, load loading piece is located similar material model top, load loading piece passes power board including application of force board and the elasticity that sets gradually from top to bottom, application of force board passes the power board with elasticity and bonds mutually, the bilateral symmetry is equipped with the hydro -cylinder mounting panel around the model support of plane, hydro -cylinder mounting panel both ends link firmly with two stands respectively, be equipped with the hydro -cylinder on the application of force board, the last fixed plate that is connected with of oil cylinder piston rod, the fixed plate links firmly with the hydro -cylinder mounting panel. The utility model discloses can effective biography do all can, high with on -the -spot similarity, pressure control range is big, can satisfy different experiment requirements, the precision of exerting pressure height, security height.
Description
Technical field
This utility model relates to a kind of load charger, especially relates to a kind of areal model frame overlying rock load charger.
Background technology
Areal model frame is a kind of device of research Overlying Strata In A Face movement law. Such as: Plane stress model is made to solve stope problem, and plane strain model is made to solve tunnel problem. The essence of similar material simulation experiment method, it is exactly become model with the artificial material similar with prototype physico-mechanical properties by geometric similarity constant contraction, when ensureing that model is similar to prototype original state and boundary condition, by model is simulated excavation, observe and the Surface movement rule of observation model above goaf, the development characteristics of vertical three bands, characteristics of fracture development etc.
Under many circumstances, owing to areal model frame ratio and laboratory condition limit, Overlying Strata In A Face can not be simulated by similar material model completely, so a given layer position can only be simulated, remainder grey iron block or iron ore replace. Due to grey iron block limited mass, if deeper rock stratum is buried in simulation, then need to put substantial amounts of grey iron block, because the headroom of similar material model is limited, grey iron block can only successively be put, and grey iron block may fall from areal model frame side, and experimenter can be caused certain danger. When adopting iron ore that similar material model is pressurizeed, similar material model top surface area is little, and the fixing device of iron ore is difficult to fix at the top of similar material model. And adopt grey iron block and iron ore that similar material model is pressurizeed, when seam mining reaches certain limit, the overlying rock of similar material model is caving model top, grey iron block and iron ore sinking Tong Bu with similar material model end face, and actual stope coal seam destroyed area Stress Release mine pressure shifts to stope both sides, therefore, the power that similar material model is applied by grey iron block and iron ore can not react stope stress distribution really.
Utility model content
The purpose of this utility model is in that to overcome above-mentioned deficiency of the prior art, a kind of areal model frame overlying rock load charger is provided, its simple in construction, reasonable in design and use easy to operate, energy effective force, high with on-the-spot similarity, pressure regulation spectrum is big, disclosure satisfy that different requirement of experiment, and the precision that presses height, solves the problem that existing grey iron block loading procedure is loaded down with trivial details, also improves experiment safety.
For achieving the above object, the technical solution adopted in the utility model is: a kind of areal model frame overlying rock load charger, it is characterized in that: include areal model frame, described areal model frame includes base and column, the quantity of described column is two, the lower end of two described columns is fixing with the two ends, left and right of base respectively to be connected, two described columns are all vertically arranged and are parallel to each other, described column is provided with multiple connecting hole along its length, the space that described base and two root posts are formed is overlying rock rest area, similar material model and load loading blocks it is provided with in described overlying rock rest area, described load loading blocks is positioned at the top of similar material model, described load loading blocks includes the force application board and the elasticity force transmitting board that from top to bottom set gradually, described force application board is bonding with elastic force transmitting board, the front and back lateral symmetry of described areal model frame is provided with oil cylinder installing plate, the two ends of described oil cylinder installing plate are through being connected through the first bolt of connecting hole is fixing with two root posts respectively, described force application board is provided with oil cylinder, the piston rod of described oil cylinder is connected to fixing plate, described fixing plate is fixing with oil cylinder installing plate to be connected.
Above-mentioned a kind of areal model frame overlying rock load charger, it is characterized in that: the front and back lateral symmetry of described elastic force transmitting board is provided with anti-deformation plate, the two ends of described anti-deformation plate are through being connected through the second bolt of connecting hole is fixing with two root posts respectively, it is positioned at the anti-deformation plate on front side of described elastic force transmitting board and is positioned at the quantity of the anti-deformation plate on rear side of elastic force transmitting board and is two, it is positioned at the height sum of two described anti-deformation plates of front side, the height sum of the two described anti-deformation plates being positioned at rear side is all equal with the height three of elastic force transmitting board, described anti-deformation plate is positioned at the lower section of oil cylinder installing plate, described anti-deformation plate is parallel with oil cylinder installing plate.
Above-mentioned a kind of areal model frame overlying rock load charger, it is characterised in that: described column, oil cylinder installing plate and anti-deformation plate are channel-section steel.
Above-mentioned a kind of areal model frame overlying rock load charger, it is characterised in that: the quantity of described oil cylinder is two, and two described oil cylinders are symmetricly set on the two ends, left and right of force application board.
Above-mentioned a kind of areal model frame overlying rock load charger, it is characterised in that: multiple described connecting holes are uniformly laid along the length direction of column.
Above-mentioned a kind of areal model frame overlying rock load charger, it is characterised in that: described fixing plate is connected by the 3rd bolt and oil cylinder installing plate are fixing.
This utility model compared with prior art has the advantage that
1, this utility model simple in construction, reasonable in design and use easy to operate.
2, this utility model is by being provided above load loading blocks at similar material model, and load loading blocks includes the force application board that from top to bottom sets gradually and elastic force transmitting board, so along with the propelling of work surface, overlying rock there will be sinkage in various degree, after oil cylinder applies pressure, owing to elastic force transmitting board top is pasted with force application board, thus without deformation occurs, but bottom is because the characteristic of material itself can expand along with the sinking of rock stratum, so elastic force transmitting board still can fit tightly with similar material model, therefore oil cylinder pressure applied still can pass to rock stratum, bottom, power transmission is effective, stope stress distribution can be reacted really.
3, this utility model adopts oil cylinder to apply pressure, pressure regulation spectrum is big, precision is high, overcome the deficiency that existing grey iron block loading procedure is loaded down with trivial details, also improve the safety of experimentation, also solving iron ore when similar material model is pressurizeed, the fixing device of iron ore is difficult to the problem fixing at similar material model top simultaneously.
4, this utility model convenient disassembly, can repeatedly use, and manufactures use cost low.
5, this utility model is by arranging anti-deformation plate in the front and back lateral symmetry of elastic force transmitting board, it is prevented that oil cylinder transversely deforming occurs at course of exerting pressure Elastic force transmitting board, affects experimental precision.
Below by drawings and Examples, this utility model is described in further detail.
Accompanying drawing explanation
Fig. 1 is use state diagram of the present utility model.
Fig. 2 is the structural representation of this utility model areal model frame.
Fig. 3 is the installation relation schematic diagram of this utility model load loading blocks, oil cylinder and fixing plate.
Description of reference numerals:
1-1 base; 1-2 column; 2 similar material models;
3 oil cylinders; 4 force application boards; 5 fixing plates;
6 elastic force transmitting boards; 7 anti-deformation plates; 8 second bolts;
9 oil cylinder installing plates; 10 first bolts; 11 connecting holes;
12 the 3rd bolts.
Detailed description of the invention
As shown in Figure 1 to Figure 3, this utility model includes areal model frame, described areal model frame includes base 1-1 and column 1-2, the quantity of described column 1-2 is two, the lower end of two described column 1-2 is fixing with the two ends, left and right of base 1-1 respectively to be connected, two described column 1-2 are all vertically arranged and are parallel to each other, described column 1-2 is provided with multiple connecting hole 11 along its length, the space that described base 1-1 and two root post 1-2 is formed is overlying rock rest area, similar material model 2 and load loading blocks it is provided with in described overlying rock rest area, described load loading blocks is positioned at the top of similar material model 2, described load loading blocks includes the force application board 4 and the elasticity force transmitting board 6 that from top to bottom set gradually, described force application board 4 is bonding with elastic force transmitting board 6, the front and back lateral symmetry of described areal model frame is provided with oil cylinder installing plate 9, the two ends of described oil cylinder installing plate 9 are through being connected through the first bolt 10 of connecting hole 11 is fixing with two root post 1-2 respectively, described force application board 4 is provided with oil cylinder 3, the piston rod of described oil cylinder 3 is connected to fixing plate 5, described fixing plate 5 is fixing with oil cylinder installing plate 9 to be connected.
As shown in Figure 1, the front and back lateral symmetry of described elastic force transmitting board 6 is provided with anti-deformation plate 7, the two ends of described anti-deformation plate 7 are through being connected through the second bolt 8 of connecting hole 11 is fixing with two root post 1-2 respectively, it is positioned at the anti-deformation plate on front side of described elastic force transmitting board 6 and is positioned at the quantity of the anti-deformation plate on rear side of elastic force transmitting board 6 and is two, it is positioned at the height sum of two described anti-deformation plates of front side, the height sum of the two described anti-deformation plates being positioned at rear side is all equal with the height three of elastic force transmitting board 6, described anti-deformation plate 7 is positioned at the lower section of oil cylinder installing plate 9, described anti-deformation plate 7 is parallel with oil cylinder installing plate 9.
In the present embodiment, described column 1-2, oil cylinder installing plate 9 and anti-deformation plate 7 are channel-section steel.
In the present embodiment, the quantity of described oil cylinder 3 is two, and two described oil cylinders 3 are symmetricly set on the two ends, left and right of force application board 4.
As in figure 2 it is shown, multiple described connecting holes 11 are uniformly laid along the length direction of column 1-2, it it is the similarity material test in order to meet simulation differing heights.
As it is shown in figure 1, described fixing plate 5 is connected by the 3rd bolt 12 is fixing with oil cylinder installing plate 9.
Operation principle of the present utility model is: during use, first in overlying rock rest area, place similar material model 2 and load loading blocks, then oil cylinder 3 is placed above at similar material model 2, fixing plate 5 is connected with oil cylinder installing plate 9, finally connects anti-deformation plate 7 in the both sides, front and back of elastic force transmitting board 6. Propelling along with work surface, overlying rock there will be sinkage in various degree, after oil cylinder 3 applies pressure, owing to elastic force transmitting board 6 top is pasted with force application board 4, thus without deformation occurs, but bottom is because elastic force transmitting board 6 has elastic meeting and expand along with the sinking of rock stratum, and so elastic force transmitting board 6 still can fit tightly with similar material model 2, and therefore oil cylinder 3 pressure applied still can pass to rock stratum, bottom. Being disposed to of oil cylinder 3 well applies pressure to similar material model 2, with closest to actual by pressure transmission to similar material model 2. Front and back lateral symmetry at elastic force transmitting board 6 arranges anti-deformation plate 7, is prevent oil cylinder 3 from transversely deforming occur at course of exerting pressure Elastic force transmitting board 6, affects experimental precision. Being connected to fixing plate 5 on the piston rod of oil cylinder 3, fixing plate 5 is fixing with oil cylinder installing plate 9 to be connected, to prevent oil cylinder 3 from moving.
The above; it it is only preferred embodiment of the present utility model; not this utility model is imposed any restrictions; every any simple modification, change and equivalent structure transformation above example made according to this utility model technical spirit, all still falls within the protection domain of technical solutions of the utility model.
Claims (6)
1. an areal model frame overlying rock load charger, it is characterized in that: include areal model frame, described areal model frame includes base (1-1) and column (1-2), the quantity of described column (1-2) is two, the lower end of two described columns (1-2) is fixing with the two ends, left and right of base (1-1) respectively to be connected, two described columns (1-2) are all vertically arranged and are parallel to each other, described column (1-2) is provided with multiple connecting hole (11) along its length, the space that described base (1-1) and two root posts (1-2) are formed is overlying rock rest area, similar material model (2) and load loading blocks it is provided with in described overlying rock rest area, described load loading blocks is positioned at the top of similar material model (2), described load loading blocks includes the force application board (4) and elasticity force transmitting board (6) that from top to bottom set gradually, described force application board (4) is bonding with elastic force transmitting board (6), the front and back lateral symmetry of described areal model frame is provided with oil cylinder installing plate (9), the two ends of described oil cylinder installing plate (9) are through being connected through first bolt (10) of connecting hole (11) is fixing with two root posts (1-2) respectively, described force application board (4) is provided with oil cylinder (3), the piston rod of described oil cylinder (3) is connected to fixing plate (5), described fixing plate (5) is fixing with oil cylinder installing plate (9) to be connected.
2. a kind of areal model frame overlying rock load charger described in claim 1, it is characterized in that: the front and back lateral symmetry of described elastic force transmitting board (6) is provided with anti-deformation plate (7), the two ends of described anti-deformation plate (7) are through being connected through second bolt (8) of connecting hole (11) is fixing with two root posts (1-2) respectively, the quantity of the anti-deformation plate being positioned at described elastic force transmitting board (6) front side and the anti-deformation plate being positioned at elastic force transmitting board (6) rear side is two, it is positioned at the height sum of two described anti-deformation plates of front side, the height sum of the two described anti-deformation plates being positioned at rear side is all equal with the height three of elastic force transmitting board (6), described anti-deformation plate (7) is positioned at the lower section of oil cylinder installing plate (9), described anti-deformation plate (7) is parallel with oil cylinder installing plate (9).
3. a kind of areal model frame overlying rock load charger described in claim 2, it is characterised in that: described column (1-2), oil cylinder installing plate (9) and anti-deformation plate (7) are channel-section steel.
4. a kind of areal model frame overlying rock load charger described in claim 1,2 or 3, it is characterized in that: the quantity of described oil cylinder (3) is two, two described oil cylinders (3) are symmetricly set on the two ends, left and right of force application board (4).
5. a kind of areal model frame overlying rock load charger described in claim 1,2 or 3, it is characterised in that: multiple described connecting holes (11) are uniformly laid along the length direction of column (1-2).
6. a kind of areal model frame overlying rock load charger described in claim 1,2 or 3, it is characterised in that: described fixing plate (5) is connected by the 3rd bolt (12) and oil cylinder installing plate (9) are fixing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521140780.6U CN205317773U (en) | 2015-12-31 | 2015-12-31 | Plane model support overlying rock load loading device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521140780.6U CN205317773U (en) | 2015-12-31 | 2015-12-31 | Plane model support overlying rock load loading device |
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| Publication Number | Publication Date |
|---|---|
| CN205317773U true CN205317773U (en) | 2016-06-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521140780.6U Expired - Fee Related CN205317773U (en) | 2015-12-31 | 2015-12-31 | Plane model support overlying rock load loading device |
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| CN (1) | CN205317773U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107044906A (en) * | 2017-03-16 | 2017-08-15 | 水利部交通运输部国家能源局南京水利科学研究院 | A kind of super gravity field shaketalle test adds discharge mechanism and method |
| CN107219128A (en) * | 2017-07-13 | 2017-09-29 | 河南理工大学 | Many lower coal measure strata stress distribution analogue means of phase tectonic movement effect and method |
-
2015
- 2015-12-31 CN CN201521140780.6U patent/CN205317773U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107044906A (en) * | 2017-03-16 | 2017-08-15 | 水利部交通运输部国家能源局南京水利科学研究院 | A kind of super gravity field shaketalle test adds discharge mechanism and method |
| CN107044906B (en) * | 2017-03-16 | 2023-06-27 | 水利部交通运输部国家能源局南京水利科学研究院 | Device and method for loading and unloading test of supergravity field vibrating table |
| CN107219128A (en) * | 2017-07-13 | 2017-09-29 | 河南理工大学 | Many lower coal measure strata stress distribution analogue means of phase tectonic movement effect and method |
| CN107219128B (en) * | 2017-07-13 | 2023-03-24 | 河南理工大学 | Device and method for simulating stress distribution of coal measure strata under action of multi-stage structure movement |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20160615 Termination date: 20161231 |
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| CF01 | Termination of patent right due to non-payment of annual fee |