CN111502661A - Experimental device for be used for simulating inclined coal seam water retention exploitation effect - Google Patents
Experimental device for be used for simulating inclined coal seam water retention exploitation effect Download PDFInfo
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- CN111502661A CN111502661A CN202010321094.8A CN202010321094A CN111502661A CN 111502661 A CN111502661 A CN 111502661A CN 202010321094 A CN202010321094 A CN 202010321094A CN 111502661 A CN111502661 A CN 111502661A
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- 239000003245 coal Substances 0.000 title claims abstract description 40
- 230000000694 effects Effects 0.000 title claims abstract description 31
- 230000007246 mechanism Effects 0.000 claims abstract description 101
- 238000005065 mining Methods 0.000 claims abstract description 27
- 230000000670 limiting effect Effects 0.000 claims abstract description 15
- 238000004088 simulation Methods 0.000 claims description 7
- 238000004804 winding Methods 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 abstract description 6
- 238000006073 displacement reaction Methods 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 15
- 239000000463 material Substances 0.000 description 11
- 238000000034 method Methods 0.000 description 11
- 239000013043 chemical agent Substances 0.000 description 4
- 239000003795 chemical substances by application Substances 0.000 description 4
- 239000003814 drug Substances 0.000 description 4
- 239000000843 powder Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 210000003781 tooth socket Anatomy 0.000 description 3
- 238000013016 damping Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229940000406 drug candidate Drugs 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003777 experimental drug Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C41/00—Methods of underground or surface mining; Layouts therefor
- E21C41/16—Methods of underground mining; Layouts therefor
- E21C41/18—Methods of underground mining; Layouts therefor for brown or hard coal
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Abstract
The invention relates to the technical field of coal seam mining, in particular to an experimental device for simulating a water-retaining mining effect of an inclined coal seam, which comprises a base, a movable mechanism, an operating mechanism, an experimental mechanism, a limiting mechanism and an adjusting mechanism, wherein the movable mechanism is arranged on the base; when the device is used, the operating mechanism is arranged at the top of the base, and the angle of the operating surface can be conveniently adjusted through a series of gear transmissions, so that the change rule of the inclined distribution of the coal seam can be conveniently researched; the experiment mechanism is arranged on the operation mechanism, and the two groups of experiment mechanisms are arranged, so that a control experiment is conveniently realized, and the accuracy of the experiment is improved; further, settle stop gear on experimental mechanism, through stop gear to experimental mechanism's supplementary limiting displacement, further use that makes things convenient for experimental mechanism.
Description
Technical Field
The invention relates to the technical field of coal seam mining, in particular to an experimental device for simulating a water-retaining mining effect of an inclined coal seam.
Background
Large-scale mining of coal can cause great damage to underground aquifers, resulting in great waste of surface and underground water resources. The water-retaining coal mining is that the structure of a water-resisting layer is not damaged under the influence of coal seam mining; or even if the coal resources are damaged to a certain extent, the coal resources can still be recovered after a certain time, and the lowest ecological water level can be ensured, so that a reasonable coal mining method and a mining technology of the process are selected, and the water resources are protected to the maximum extent while the coal resources are safely and efficiently mined. The aim of water-retaining mining is to protect water resources consciously while preventing water inrush in stopes, so that the disturbance of coal mining on the hydrological environment of mining areas is less than the capacity of regional hydrological environment. The breaking rule of the overburden rock after mining and the formation mechanism of the underground water funnel are researched, measures are taken from the aspects of a mining method, ground grouting and the like, and the protection and the comprehensive utilization of mine water resources are realized.
At present, a laboratory simulation experiment is utilized to be an effective and important way for researching the damage and movement rule of water-retaining coal mining overburden rock of a coal seam group, usually, some chemical substances are added to react with seepage water leaked from a water-resisting layer during an experiment so as to judge the damaged degree of the water-resisting layer, and the rule is deduced according to the damaged degree, but in the actual experiment, only single operation is carried out, few control variables exist, so that the accuracy of experimental data is low, meanwhile, the chemical substances are manually added, so that the accuracy is difficult to grasp, and the accuracy of the experiment is further influenced; meanwhile, most of the existing devices can only simulate the change rule of the overlying strata when the coal seam is horizontally distributed, and the change rule when the coal seam is obliquely distributed is difficult to simulate.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides an experimental device for simulating the water retention mining effect of an inclined coal seam.
The technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides an experimental apparatus for be used for simulating inclined coal seam water conservation exploitation effect, includes base, movable mechanism, operating device, experiment mechanism, stop gear and adjustment mechanism for settle other mechanisms of device the bottom of base is equipped with and is used for the convenience device to remove the movable mechanism, the top of base is equipped with and is used for realizing whole simulation experiment operating device, be fixed with on the operating device and be used for detecting the experiment effect experiment mechanism, the inside of experiment mechanism is equipped with and is used for assisting experiment mechanism work stop gear, the inside of base just is located operating device's bottom is equipped with and is used for conveniently right operation mechanism removes adjustment mechanism.
Specifically, the moving mechanism includes support, gyro wheel, branch and first spring, is rectangular plate-like the bottom of base is blocked respectively all around has one the support, the bottom internally mounted of support has the gyro wheel, the inside block in top of support has branch, the top of branch connect in the inner wall of base, just the winding has on the branch first spring, the top of first spring is fixed in the top of branch, the bottom of first spring connect in the top of support.
Specifically, the operating mechanism comprises a first supporting plate, a second supporting plate, a first operating surface, a second operating surface, a first screw rod, a slider, a knob, a first gear and a second gear, the first supporting plate and the second supporting plate are respectively arranged at the top of the base, two sides of one side of the first supporting plate are respectively rotatably connected with the first operating surface, two sides of one side of the second supporting plate opposite to the first supporting plate are respectively clamped with one slider, one side of each of the two sliders is respectively connected with one second operating surface, the two second operating surfaces are respectively clamped inside the two first operating surfaces, one side of the top end of the slider is provided with the knob, the bottom of the knob extends into the inside of the slider and is connected with the first gear, one side of the first gear is engaged with the second gear, one side of the second gear, which deviates from the first gear, is connected with the first screw rod, the first screw rod is in threaded connection with the inner portion of the second operation surface and extends to the inner portion of the first operation surface.
Specifically, the experiment mechanism comprises a placing table, an inner cavity, a holding handle, a connecting rod, a third gear, a fourth gear, a pushing rod, a through pipe and a storage box, wherein the placing table is arranged between a first supporting plate and a second supporting plate and positioned at the bottom of the first operating surface and the bottom of the second operating surface, the inner cavity is respectively arranged at two sides of the placing table, the holding handle is hexagonal-shaped and arranged at one end of one side of the placing table, the connecting rod is connected with one end of the holding handle and extends into the placing table, two third gears which are conical gears are arranged on the side wall of the inside of the placing table, one side of each third gear is also provided with the fourth gear which is conical gear, one side of the fourth gear is connected with the pushing rod which is spiral, one end of the pushing rod, which deviates from the fourth gear, extends into the through pipe, the two through pipes respectively face the two inner cavities, two sides of one side of the top end of the placement table are respectively connected with one storage box, and the bottom of each storage box is communicated with the cavity where the material pushing rod is located.
Specifically, stop gear includes limit gear, tooth's socket, second spring and fixed block, the connecting rod is close to be fixed with on the lateral wall of grab handle one end limit gear, limit gear block in the platform is inside to be equipped with to the arrangement in the tooth's socket, just the connecting rod is lieing in the winding has on the lateral wall of tooth's socket the second spring, the one end of second spring is fixed in on the connecting rod, the other end of second spring connect in one side of fixed block, the opposite side of fixed block connect in on the inner wall of platform is put.
Specifically, the adjusting mechanism comprises a handle, a first clamping block, a second clamping block and a second screw rod, the middle of one side of the base is provided with the Z-shaped handle, and one side of the handle is connected with the second screw rod; the bottom of the first supporting plate and the bottom of the second supporting plate are both connected with one first fixture block, the first fixture block is clamped inside the base, the second screw rod is in threaded connection with the inside of the first fixture block, the two sides of the bottom of the first supporting plate and the two sides of the bottom of the second supporting plate are respectively connected with one second fixture block, and the second fixture block is also clamped inside the base.
The invention has the beneficial effects that:
(1) when the experimental device for simulating the water retention mining effect of the inclined coal seam is used, the operating mechanism is arranged at the top of the base, and the angle of the operating surface is conveniently adjusted through a series of gear transmissions, so that the change rule of the inclined distribution of the coal seam is conveniently researched; namely: when in actual use, the user can manually rotate the knob, the knob rotates and drives first gear to rotate, first gear rotates and drives second gear to rotate, the second gear rotates and drives the first screw rod to rotate, the first screw rod rotates and makes the second operation face produce the pivoted trend, but because the second operation face is spacing, then the second operation face can only be in first operation face slider, in case the one end of second operation face slides in first operation face inside, the other end of second operation face also can slide on the lateral wall of second fagging equally, thereby conveniently carry out the regulation of angle to the whole operation face that first operation face and second operation face formed, satisfy the coal seam simulation experiment of different angles, make the change law when conveniently studying coal seam slope and distribute.
(2) When the experimental device for simulating the water retention mining effect of the inclined coal seam is used, the experimental mechanism is arranged on the operating mechanism, the control experiment is conveniently realized by arranging two groups of experimental mechanisms, the accuracy of the experiment is improved, in addition, the chemical agents are conveniently and quantitatively added through the transmission of the two groups of gears, the uneven adding is avoided, and the accuracy of the experiment is further improved; namely: adding corresponding chemical agent powder for experiments into a storage box in advance, wherein in the experiment process, water in an experiment water-resisting layer can inevitably seep out from a first operation surface and a second operation surface, the seeped water can enter two inner cavities at two sides, then, a user can manually operate a grab handle, the grab handle drives a connecting rod to rotate, the connecting rod rotates to drive two third gears to rotate, the two third gears rotate to respectively drive two fourth gears to rotate, the fourth gears rotate to drive a material pushing rod to push, the material pushing rod continuously rotates along with the two material pushing rods, the experimental agent with the same weight can be continuously pushed into the two inner cavities through a through pipe, so that the through pipe controls the rotation of the grab handle, the addition of the experimental agent is conveniently controlled, the uneven addition is avoided, and the accuracy of the experiments is improved; meanwhile, two groups of experiments are arranged, so that a control effect is conveniently played, and the accuracy of the experiments is further improved.
(3) When the experimental device for simulating the water retention mining effect of the inclined coal seam is used, the limiting mechanism is arranged on the experimental mechanism, and the experimental mechanism is further convenient to use due to the auxiliary limiting effect of the limiting mechanism on the experimental mechanism; namely: in the above-mentioned operation process to the grab handle, the user can be earlier manual to press the grab handle, make the grab handle remove and drive the connecting rod and remove, the connecting rod removes the constraint that drives limit gear and break away from the tooth's socket, the second spring is compressed simultaneously, after limit gear breaks away from the tooth's socket, the user can rotate the grab handle, the grab handle rotates and drives the connecting rod and rotate, in order to realize foretell operation, after stopping adding the experiment medicament, loosen the hand, make the grab handle reply to the normal position under the effect of second spring, the tooth's socket is advanced to the block again of limit gear simultaneously, thereby the convenience forms the effect of one spacing protection to the grab handle, avoid carrying out the error operation, make further convenient experimental operation, improve.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic structural diagram illustrating an overall structure of an experimental apparatus for simulating a water retention mining effect of an inclined coal seam according to a preferred embodiment of the present invention;
FIG. 2 is a schematic structural view of the operating mechanism shown in FIG. 1;
FIG. 3 is a schematic structural diagram of the experimental facility shown in FIG. 1;
FIG. 4 is a schematic view of the connection structure of the base and the adjusting mechanism shown in FIG. 1;
FIG. 5 is a schematic view of the connection structure of the base and the movable mechanism shown in FIG. 1;
FIG. 6 is an enlarged view of the part A shown in FIG. 1;
FIG. 7 is an enlarged view of the structure of the portion B shown in FIG. 2;
FIG. 8 is an enlarged view of the structure of the portion C shown in FIG. 3;
fig. 9 is an enlarged view of the structure of the D-section shown in fig. 3.
In the figure: 1. the device comprises a base, 2, a movable mechanism, 21, a support, 22, a roller, 23, a support rod, 24, a first spring, 3, an operating mechanism, 31, a first supporting plate, 32, a second supporting plate, 33, a first operating surface, 34, a second operating surface, 35, a first screw rod, 36, a sliding block, 37, a knob, 38, a first gear, 39, a second gear, 4, an experimental mechanism, 41, a placement table, 42, an inner cavity, 43, a grab handle, 44, a connecting rod, 45, a third gear, 46, a fourth gear, 47, a material pushing rod, 48, a through pipe, 49, a storage tank, 5, a limiting mechanism, 51, a limiting gear, 52, a tooth groove, 53, a second spring, 54, a fixing block, 6, an adjusting mechanism, 61, a handle, 62, a first clamping block, 63, a second clamping block, 64 and a second screw rod.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1 to 9, the experimental device for simulating the water retention mining effect of the inclined coal seam according to the present invention includes a base 1, a movable mechanism 2, an operating mechanism 3, an experimental mechanism 4, a limiting mechanism 5 and an adjusting mechanism 6, the movable mechanism 2 for facilitating movement of the device is disposed at the bottom of the base 1 for accommodating other mechanisms of the device, the operating mechanism 3 for implementing the whole simulation experiment is disposed at the top of the base 1, the experimental mechanism 4 for detecting the experimental effect is fixed on the operating mechanism 3, the limiting mechanism 5 for assisting the operation of the experimental mechanism 4 is disposed inside the experimental mechanism 4, and the adjusting mechanism 6 for facilitating movement of the operating mechanism 3 is disposed inside the base 1 and at the bottom of the operating mechanism 3.
Specifically, the movable mechanism 2 includes a support 21, a roller 22, a support rod 23 and a first spring 24, the support 21 is respectively clamped around the bottom of the rectangular plate-shaped base 1, the roller 22 is installed inside the bottom end of the support 21, the support rod 23 is clamped inside the top end of the support 21, the top of the support rod 23 is connected to the inner wall of the base 1, the first spring 24 is wound on the support rod 23, the top of the first spring 24 is fixed to the top end of the support rod 23, and the bottom of the first spring 24 is connected to the top of the support 21; when the device is used, the movable mechanism 2 is arranged around the bottom of the base 1, and the movement of the whole device is facilitated through the wheel shaft structure on the movable mechanism 2; namely: when the shock-absorbing base is used, the base 1 is pushed firstly, the base 1 is moved to a required proper position under the rolling of the roller 22, and in the process, as the first spring 24 is always in a stretching state, the flexible connection effect is achieved between the base 1 and the support 21 through the support rod 23 and the first spring 24, so that the shock-absorbing effect on the roller 22 is achieved conveniently during the movement.
Specifically, the operating mechanism 3 includes a first supporting plate 31, a second supporting plate 32, a first operating surface 33, a second operating surface 34, a first screw 35, a slider 36, a knob 37, a first gear 38 and a second gear 39, the first supporting plate 31 and the second supporting plate 32 are respectively disposed on the top of the base 1, two sides of one side of the first supporting plate 31 are respectively rotatably connected with one of the first operating surfaces 33, two sides of the opposite side of the second supporting plate 32 and the first supporting plate 31 are respectively engaged with one of the sliders 36, one side of each of the two sliders 36 is respectively connected with one of the second operating surfaces 34, the two second operating surfaces 34 are respectively engaged with the inside of the two first operating surfaces 33, one side of the top end of the slider 36 is provided with the knob 37, the bottom of the knob 37 extends to the inside of the slider 36 and is connected with the first gear 38, the second gear 39 is engaged with one side of the first gear 38, the first screw 35 is connected to one side of the second gear 39, which is away from the first gear 38, and the first screw 35 is in threaded connection with the inside of the second operating surface 34 and extends to the inside of the first operating surface 33; when the device is used, the operating mechanism 3 is arranged at the top of the base 1, and the angle of an operating surface can be conveniently adjusted through a series of gear transmissions, so that the change rule of the inclined distribution of a coal seam can be conveniently researched; namely: in practical use, a user can manually rotate the knob 37, the knob 37 rotates to drive the first gear 38 to rotate, the first gear 38 rotates to drive the second gear 39 to rotate, the second gear 39 rotates to drive the first screw 35 to rotate, the first screw 35 rotates to make the second operating surface 34 generate a rotation trend, but because the second operating surface 34 is limited, the second operating surface 34 can only slide in the first operating surface 33, once one end of the second operating surface 34 slides in the first operating surface 33, the other end of the second operating surface 34 also slides on the side wall of the second supporting plate 32, so that the angle of the whole operating surface formed by the first operating surface 33 and the second operating surface 34 can be conveniently adjusted, and coal seam simulation experiments with different angles are met, so that the change rule of the coal bed in the inclined distribution can be conveniently researched.
Specifically, the experiment mechanism 4 includes a placement table 41, an inner cavity 42, a grip 43, a link 44, a third gear 45, a fourth gear 46, a pusher bar 47, a through pipe 48, and a storage tank 49, wherein the placement table 41 is disposed between the first support plate 31 and the second support plate 32 and at the bottom of the first operation surface 33 and the second operation surface 34, one of the inner cavities 42 is disposed at each of both sides of the placement table 41, the grip 43 having a hexagonal prism shape is disposed at one end of one side of the placement table 41, the link 44 is connected to one end of the grip 43, the link 44 extends into the placement table 41, two of the third gears 45 having a cone gear shape are disposed on a side wall of the interior of the placement table 41, one of the fourth gears 46 having a cone gear shape is disposed at each of one side of the two third gears 45, one side of the fourth gear 46 is connected with the spiral material pushing rod 47, one end of the material pushing rod 47, which is away from the fourth gear 46, extends into the through pipes 48, the two through pipes 48 respectively face the two inner cavities 42, two sides of one side of the top end of the placement table 41 are respectively connected with one storage tank 49, and the bottom of the storage tank 49 is communicated with a cavity where the material pushing rod 47 is located; when the experiment device is used, the experiment mechanism 4 is arranged on the operating mechanism 3, a control experiment is conveniently realized by arranging two groups of experiment mechanisms, the accuracy of the experiment is improved, in addition, quantitative addition is conveniently carried out on chemical agents by two groups of gear transmission, the uneven addition is avoided, and the accuracy of the experiment is further improved; namely: adding corresponding chemical agent powder for experiments into the storage tank 49 in advance, during the experiment, the water in the experiment water-resisting layer inevitably seeps out from the first operation surface 33 and the second operation surface 34, and the water enters into the two inner cavities 42 at the two sides after seeping out, then, the user can manually operate the handle 43, so that the handle 43 drives the connecting rod 44 to rotate, the connecting rod 44 rotates to drive the two third gears 45 to rotate, the two third gears 45 rotate to respectively drive the two fourth gears 46 to rotate, the fourth gear 46 rotates to drive the material pushing rod 47 to push, with the continuous rotation of the two material pushing rods 47, the experimental agent with the same amount can be continuously pushed into the two inner cavities 42 through the through pipe 48, so that the through pipe controls the rotation of the handle 43, thereby facilitating the control of the addition of the experimental agent, the uneven addition is avoided, so that the accuracy of the experiment is improved; meanwhile, two groups of experiments are arranged, so that a control effect is conveniently played, and the accuracy of the experiments is further improved.
Specifically, the limit mechanism 5 includes a limit gear 51, a tooth groove 52, a second spring 53 and a fixed block 54, the limit gear 51 is fixed to a side wall of the link 44 near one end of the grip 43, the limit gear 51 is engaged with the tooth groove 52 provided inside the mounting table 41, the second spring 53 is wound around the side wall of the link 44 located in the tooth groove 52, one end of the second spring 53 is fixed to the link 44, the other end of the second spring 53 is connected to one side of the fixed block 54, and the other side of the fixed block 54 is connected to the inner wall of the mounting table 41; when the device is used, the limiting mechanism 5 is arranged on the experiment mechanism 5, and the experiment mechanism 5 is further convenient to use through the auxiliary limiting effect of the limiting mechanism 5 on the experiment mechanism 5; namely: during the operation of the handle 43, the user can manually press the handle 43 to move the handle 43 and drive the link 44 to move, the link 44 moves to drive the limit gear 51 to be out of the binding of the tooth slot 52, at the same time, the second spring 53 is compressed, and when the limit gear 51 is disengaged from the tooth slot 52, the user can rotate the handle 43, the handle 43 rotates to drive the connecting rod 44 to rotate, so as to realize the above operation, after the experiment medicament addition is stopped, the hand is released, the handle 43 is returned to the original position by the second spring 53, and the limit gear 51 is re-engaged into the tooth slot 52, thereby it is convenient right grab handle 43 forms the effect of spacing protection together, avoids carrying out the error operation for further convenient experiment operation improves the experiment accuracy.
Specifically, the adjusting mechanism 6 comprises a handle 61, a first fixture block 62, a second fixture block 63 and a second screw 64, the handle 61 is arranged in the middle of one side of the base 1 in a zigzag shape, and the second screw 64 is connected to one side of the handle 61; the bottoms of the first supporting plate 31 and the second supporting plate 32 are both connected with one first fixture block 62, the first fixture block 62 is clamped inside the base 1, the second screw 64 is in threaded connection with the insides of the two first fixture blocks 62, two sides of the bottoms of the first supporting plate 31 and the second supporting plate 32 are respectively connected with one second fixture block 63, and the second fixture block 63 is also clamped inside the base 1; when the adjusting mechanism 6 is used, the adjusting mechanism is arranged in the base 1 and at the bottom of the operating mechanism 3, and the whole operating mechanism 3 is conveniently moved through screw rod transmission, so that the experiment process is facilitated; namely: in the using process, if the first operating surface 33 and the second operating surface 34 need to be moved, a user can manually rotate the handle 61, the handle 61 rotates to drive the second screw 64 to rotate, the second screw 64 rotates to enable the first clamping block 62 to generate a rotating trend, however, because the first clamping block 62 is limited, the first clamping block 62 can only slide back and forth on the base 1, the first clamping block 62 moves to drive the first supporting plate 31 and the second supporting plate 32 to move, and further drives the first operating surface 33 and the second operating surface 34 to move, so that the experiment process is facilitated.
When the damping device is used, firstly, the base 1 is pushed, the base 1 is moved to a required proper position under the rolling of the roller 22, and in the process, the first spring 24 is always in a stretching state, so that the damping device plays a role of flexible connection relative to the base 1 and the support 21 through the support rod 23 and the first spring 24, and the roller 22 is conveniently damped during moving; during actual use, a user can manually rotate the knob 37, the knob 37 rotates to drive the first gear 38 to rotate, the first gear 38 rotates to drive the second gear 39 to rotate, the second gear 39 rotates to drive the first screw 35 to rotate, the first screw 35 rotates to enable the second operating surface 34 to generate a rotating trend, but because the second operating surface 34 is limited, the second operating surface 34 can only slide in the first operating surface 33, once one end of the second operating surface 34 slides in the first operating surface 33, the other end of the second operating surface 34 can also slide on the side wall of the second supporting plate 32, so that the angle of the whole operating surface formed by the first operating surface 33 and the second operating surface 34 can be conveniently adjusted, coal seam simulation experiments at different angles are met, and the change rule of inclined distribution of coal seams is conveniently researched; in addition, the respective powders of experimental chemicals are added beforehand to the tank 49 and, during the experiment, the first operation surface 33 and the second operation surface 34 inevitably seep out the water in the experimental water-resisting layer, and the water seeps out and enters the two inner cavities 42 at the two sides, then, the user can manually operate the handle 43, so that the handle 43 drives the connecting rod 44 to rotate, the connecting rod 44 rotates to drive the two third gears 45 to rotate, the two third gears 45 rotate to respectively drive the two fourth gears 46 to rotate, the fourth gears 46 rotate to drive the material pushing rod 47 to push, the two pushing rods 47 will continuously rotate, and will continuously push the same amount of experimental drug into the two cavities 42 through the tube 48, therefore, the through pipe controls the rotation of the grab handle 43, the addition of the experimental medicament is conveniently controlled, the uneven addition is avoided, and the accuracy of the experiment is improved; meanwhile, two groups of experiments are arranged, so that a comparison effect is conveniently achieved, and the accuracy of the experiments is further improved; in the above-mentioned operation process to the grab handle 43, the user can press the grab handle 43 manually first, make the grab handle 43 move and drive the connecting rod 44 to move, the connecting rod 44 moves and drives the limit gear 51 to break away from the constraint of the tooth socket 52, the second spring 53 is compressed at the same time, after the limit gear 51 breaks away from the tooth socket 52, the user can rotate the grab handle 43, the grab handle 43 rotates and drives the connecting rod 44 to rotate, so as to realize the above-mentioned operation, after stopping adding the experimental medicament, release the hand, make the grab handle 43 return to the original position under the effect of the second spring 53, meanwhile, the limit gear 51 is blocked into the tooth socket 52 again, thereby conveniently forming a limit protection effect to the grab handle 43, avoid carrying out error operation, make further convenient experimental operation, improve the experimental accuracy; in addition, in the use, if need move first operation face 33 and second operation face 34, the user can manually rotate handle 61, handle 61 rotates and drives second screw 64 and rotate, second screw 64 rotates and makes first fixture block 62 produce the pivoted trend, nevertheless because first fixture block 62 is spacing, then first fixture block 62 can only be on base 1 the slip of making a round trip, first fixture block 62 moves and drives first fagging 31 and second fagging 32 and move, and then drives first operation face 33 and second operation face 34 and move, make things convenient for the experimentation.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. An experimental device for simulating the water retention mining effect of an inclined coal seam is characterized by comprising a base (1), a movable mechanism (2), an operating mechanism (3), an experimental mechanism (4), a limiting mechanism (5) and an adjusting mechanism (6), the bottom of the base (1) for arranging other mechanisms of the device is provided with the movable mechanism (2) for facilitating the movement of the device, the top of the base (1) is provided with the operating mechanism (3) for realizing the whole simulation experiment, the operating mechanism (3) is fixed with the experimental mechanism (4) for detecting experimental effect, the inside of the experiment mechanism (4) is provided with the limiting mechanism (5) used for assisting the experiment mechanism (4) to work, the adjusting mechanism (6) is arranged in the base (1) and located at the bottom of the operating mechanism (3) and used for facilitating the movement of the operating mechanism (3).
2. The experimental device for simulating the water retention mining effect of the inclined coal seam according to claim 1, characterized in that: moving mechanism (2) include support (21), gyro wheel (22), branch (23) and first spring (24), are rectangular plate-shaped the bottom of base (1) is all around blocked respectively one support (21), the bottom internally mounted of support (21) has gyro wheel (22), the inside block in top of support (21) has branch (23), the top of branch (23) connect in the inner wall of base (1), just the winding has on branch (23) first spring (24), the top of first spring (24) is fixed in the top of branch (23), the bottom of first spring (24) connect in the top of support (21).
3. The experimental device for simulating the water retention mining effect of the inclined coal seam according to claim 1, characterized in that: the operating mechanism (3) comprises a first supporting plate (31), a second supporting plate (32), a first operating surface (33), a second operating surface (34), a first screw (35), a sliding block (36), a knob (37), a first gear (38) and a second gear (39), the first supporting plate (31) and the second supporting plate (32) are respectively arranged at the top of the base (1), two sides of one side of the first supporting plate (31) are respectively and rotatably connected with the first operating surface (33), two sides of one opposite side of the second supporting plate (32) and the first supporting plate (31) are respectively and fixedly connected with the sliding block (36), one side of each of the two sliding blocks (36) is respectively connected with the second operating surface (34), the two second operating surfaces (34) are respectively and fixedly connected inside the two first operating surfaces (33), and the knob (37) is arranged at one side of the top end of each sliding block (36), the bottom of knob (37) extends to the inside of slider (36) and is connected with first gear (38), the meshing of one side of first gear (38) has second gear (39), second gear (39) deviate from one side of first gear (38) is connected with first screw rod (35), first screw rod (35) with the inside threaded connection of second operation face (34) and extend to the inside of first operation face (33).
4. The experimental device for simulating the water retention mining effect of the inclined coal seam according to claim 3, wherein: the experimental mechanism (4) comprises a placement table (41), an inner cavity (42), a holding handle (43), a connecting rod (44), a third gear (45), a fourth gear (46), a pushing rod (47), a through pipe (48) and a storage box (49), wherein the placement table (41) is arranged between the first supporting plate (31) and the second supporting plate (32) and located at the bottom of the first operating surface (33) and the bottom of the second operating surface (34), the inner cavity (42) is respectively arranged on two sides of the placement table (41), the holding handle (43) in a hexagonal prism shape is arranged at one end of one side of the placement table (41), the connecting rod (44) is connected to one end of the holding handle (43), the connecting rod (44) extends to the inside of the placement table (41), and the connecting rod (44) is provided with two third gears (45) in a conical gear shape on the side wall located inside the placement table (41), two one side of third gear (45) is equipped with one respectively and is the bevel gear form equally fourth gear (46), one side of fourth gear (46) is connected with and is the heliciform stoking pole (47), stoking pole (47) deviate from the one end of fourth gear (46) extends to the inside of siphunculus (48), two siphunculus (48) are towards two respectively in inner chamber (42), both sides of emplastrum (41) top one side are connected with one respectively storage tank (49), the bottom of storage tank (49) communicate in the cavity that stoking pole (47) were located.
5. The experimental device for simulating the water retention mining effect of the inclined coal seam according to claim 4, wherein: stop gear (5) include stop gear (51), tooth's socket (52), second spring (53) and fixed block (54), connecting rod (44) are close to be fixed with on the lateral wall of grab handle (43) one end stop gear (51), stop gear (51) block in place (41) inside be equipped with in tooth's socket (52), just connecting rod (44) are lieing in twine on the lateral wall of tooth's socket (52) second spring (53), the one end of second spring (53) is fixed in on connecting rod (44), the other end of second spring (53) connect in one side of fixed block (54), the opposite side of fixed block (54) connect in place (41) on the inner wall.
6. The experimental device for simulating the water retention mining effect of the inclined coal seam according to claim 3, wherein: the adjusting mechanism (6) comprises a handle (61), a first clamping block (62), a second clamping block (63) and a second screw rod (64), the middle of one side of the base (1) is provided with the Z-shaped handle (61), and one side of the handle (61) is connected with the second screw rod (64); the bottom of first fagging (31) with second fagging (32) all is connected with one first fixture block (62), first fixture block (62) block in the inside of base (1), second screw rod (64) with two the internal thread of first fixture block (62) is connected, first fagging (31) with the both sides of second fagging (32) bottom are connected with one respectively second fixture block (63), second fixture block (63) are the same block in the inside of base (1).
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|---|---|---|---|---|
| CN113340739A (en) * | 2021-05-24 | 2021-09-03 | 贵州理工学院 | Simulation device for expansibility damage of bottom plate water-resisting layer based on coal development |
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