CN216973521U - Experimental device for be used for testing opencut coal mine side slope stability - Google Patents
Experimental device for be used for testing opencut coal mine side slope stability Download PDFInfo
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- CN216973521U CN216973521U CN202220278674.8U CN202220278674U CN216973521U CN 216973521 U CN216973521 U CN 216973521U CN 202220278674 U CN202220278674 U CN 202220278674U CN 216973521 U CN216973521 U CN 216973521U
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- 239000003245 coal Substances 0.000 title claims abstract description 22
- 230000000149 penetrating effect Effects 0.000 claims abstract description 10
- 238000005259 measurement Methods 0.000 abstract description 3
- 244000309464 bull Species 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
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Abstract
The utility model discloses an experimental device for testing the stability of a side slope of an open pit coal mine, which comprises an arc-shaped box body, wherein one side of the front surface of the arc-shaped box body is rotatably connected with a first rotating shaft through a first bearing arranged in a penetrating way, the other side of the front surface of the arc-shaped box body is rotatably connected with a second rotating shaft through a second bearing arranged in a penetrating way, the same ends of the first rotating shaft and the second rotating shaft are respectively and fixedly connected with a fine adjustment handle and a rough adjustment handle, one end of the first rotating shaft, far away from the fine adjustment handle, is fixedly connected with a fine adjustment gear positioned in the arc-shaped box body, one end of the second rotating shaft, far away from the rough adjustment handle, is fixedly connected with a rough adjustment gear meshed with the fine adjustment gear, and a connecting block is fixedly connected at the position of the second rotating shaft, so that a rotating rod can not displace after rotating to the corresponding position, ensuring the accurate measurement result.
Description
Technical Field
The utility model relates to the technical field of experimental devices, in particular to an experimental device for testing the slope stability of an open pit coal mine.
Background
The open pit coal mine is characterized in that due to geographical changes, coal char layers deposited on the earth surface or shallow layers are directly mined in the open pit, although the open pit coal mine is convenient to mine, landslide is easy to occur on the side slope of the coal mine, and therefore the stability of the side slope of the coal mine needs to be tested and analyzed regularly.
Patent publication No. CN212026373U provides an opencut coal mine side slope stability measuring device among the prior art, its characterized in that: the improved roller-type electric heating cooker comprises a bottom plate, wherein connecting plates are fixedly connected to two sides of the bottom plate through bolts respectively, rollers are installed at the bottom end of the connecting plates in a rolling mode, a handle, an arc-shaped box body and a protractor are fixedly arranged on the top surface of the bottom plate from left to right in sequence, a rough adjusting handle and a fine adjusting handle are arranged on the front side face of the arc-shaped box body, and the side end of the rough adjusting handle is inserted into the arc-shaped box body and fixedly connected with one side of a rough adjusting gear.
Above-mentioned patent carries out accurate measurement analysis through fine setting handle and coarse adjusting handle to the side slope angle when using, but when using, the bull stick in the above-mentioned patent can receive the weight when the plumb bob descends when measuring, and the bull stick lacks location structure, and then leads to when measuring, and the bull stick can take place the displacement and makes measuring result not accurate, for this reason, we propose an experimental apparatus for testing open coal mine side slope stability and solve above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defects of the prior art related to the background art, and provides an experimental device for testing the slope stability of an open pit coal mine.
In order to achieve the purpose, the utility model adopts the following technical scheme:
an experimental device for testing the stability of the side slope of an opencast coal mine comprises an arc-shaped box body, wherein one side of the front face of the arc-shaped box body is rotatably connected with a first rotating shaft through a first bearing which is arranged in a penetrating manner, the other side of the front face of the arc-shaped box body is rotatably connected with a second rotating shaft through a second bearing which is arranged in a penetrating manner, the same ends of the first rotating shaft and the second rotating shaft are respectively and fixedly connected with a fine adjustment handle and a rough adjustment handle, one end of the first rotating shaft, far away from the fine adjustment handle, is fixedly connected with a fine adjustment gear which is positioned in the arc-shaped box body, one end of the second rotating shaft, far away from the rough adjustment handle, is fixedly connected with a rough adjustment gear which is meshed with the fine adjustment gear, a connecting block is fixedly connected at the position, close to the rough adjustment handle, a second groove is formed in the top of the connecting block, first grooves are formed in the front face and the back face of the connecting block, and a first positioning assembly is arranged on the front face of the connecting block, and a second positioning component is arranged at the top of the connecting block.
Preferably, first positioning element include with including being located the positive first mounting panel of connecting block, first mounting panel bottom fixed connection has two bracing pieces, two the bracing piece bottom is connected with a base jointly.
Preferably, the positive both sides of first mounting panel all run through and are that the front and back slip even has first slide bar, two first fixed plate of the common fixedly connected with of first slide bar one end.
Preferably, one side of the first fixing plate is fixedly connected with a first spring sleeved on the surface of the first sliding rod, and the other end of the first spring is fixedly connected with one side of the first mounting plate.
Preferably, the top of the first sliding rod is provided with a through groove in a penetrating manner, and one end of the first sliding rod penetrates through the first through groove and is connected with the connecting block in a sliding manner.
Preferably, the second positioning assembly comprises a second fixing plate located above the connecting block, a second sliding rod is fixedly connected to two sides of the bottom of the second fixing plate, a second mounting plate is fixedly connected to the top of the connecting block, the bottom end of the second sliding rod penetrates through the top of the second mounting plate and extends to the inside of the second groove, and the second sliding rod is slidably connected with the second mounting plate.
Preferably, both sides of the bottom of the second fixing plate are fixedly connected with second springs sleeved on the surface of the second sliding rod, and the other ends of the second springs are fixedly connected with the top of the second mounting plate.
Compared with the prior art, the utility model has the beneficial effects that:
1. when the angle measuring device is used, the second rotating shaft is positioned, the rotating rod is ensured not to displace after rotating to a corresponding position, the accurate measuring result is ensured, when the angle is measured to a specified position, the second fixing plate is pulled to drive the second sliding rod to move upwards, the first fixing plate is pushed at the moment, the first fixing plate moves to drive the first sliding rod to move, when the first sliding rod moves to a specified second open slot, the second fixing plate is sent, at the moment, the second sliding rod is inserted into the through slot under the influence of the reset of the second spring, the first rotating shaft and the second rotating shaft cannot rotate, and the accurate measuring is convenient to ensure.
2. When the device is used, the second rotating shaft can be quickly adjusted to be separated from the positioning state, when the second rotating shaft is required to rotate, the second fixing plate is pulled, the second fixing plate drives the second sliding rod to ascend, the second sliding rod is separated from the through groove at the moment, the first fixing plate is driven to reset due to the fact that the first spring loses extrusion force, the first sliding rod is driven by the first fixing plate to move out of the second through groove and not to be in contact with the connecting block, the rough adjusting handle or the fine adjusting handle is rotated at the moment, and therefore convenience of the device is improved.
Drawings
FIG. 1 is a schematic overall structure diagram of an experimental device for testing the slope stability of an open pit coal mine, which is provided by the utility model;
FIG. 2 is a schematic view of the internal structure of the arc-shaped box body in FIG. 1 according to the present invention;
FIG. 3 is a schematic view of the connection structure of the fine adjustment gear and the coarse adjustment gear of FIG. 2 according to the present invention;
FIG. 4 is a schematic view of a connection structure between the first sliding rod and the first fixing plate in FIG. 3 according to the present invention;
FIG. 5 is a schematic view of a disassembled structure of the first sliding rod and the connecting block in FIG. 4 according to the present invention;
in the figure: 1. an arc-shaped box body; 2. a first rotating shaft; 3. a second rotating shaft; 4. fine-tuning the gear; 5. coarse gear adjustment; 6. finely adjusting the handle; 7. coarse adjustment of the handle; 8. connecting blocks; 9. a first slot; 10. a second slot; 11. a first positioning assembly; 111. a first mounting plate; 112. a support bar; 113. a first slide bar; 114. a first fixing plate; 115. a first spring; 116. a through groove; 12. a second positioning assembly; 121. a second slide bar; 122. a second fixing plate; 123. a second spring; 124. a second mounting plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-5, an experimental device for testing the stability of a side slope of an open pit coal mine comprises an arc-shaped box body 1, wherein one side of the front surface of the arc-shaped box body 1 is rotatably connected with a first rotating shaft 2 through a first bearing arranged in a penetrating way, the other side of the front surface of the arc-shaped box body 1 is rotatably connected with a second rotating shaft 3 through a second bearing arranged in a penetrating way, the same ends of the first rotating shaft 2 and the second rotating shaft 3 are respectively and fixedly connected with a fine adjustment handle 6 and a rough adjustment handle 7, one end of the first rotating shaft 2, far away from the fine adjustment handle 6, is fixedly connected with a fine adjustment gear 4 positioned in the arc-shaped box body 1, one end of the second rotating shaft 3, far away from the rough adjustment handle 7, is fixedly connected with a rough adjustment gear 5 engaged with the fine adjustment gear 4, a connecting block 8 is fixedly connected at a position of the second rotating shaft 3, close to the rough adjustment handle 7, the top of the connecting block 8 is provided with a second open pit 10, and both sides of the front surface and the back surface of the connecting block 8 are provided with first open pit 9, the front of the connecting block 8 is provided with a first positioning component 11, the top of the connecting block 8 is provided with a second positioning component 12, when a user needs to position the second rotating shaft 3, the second fixing plate 122 is pulled, the second fixing plate 122 moves to drive the second sliding rod 121 to move upwards and extrude the second spring 123, the second sliding rod 121 moves upwards, the first fixing plate 114 is pushed at the moment, the first fixing plate 114 moves to drive the first sliding rod 113 to move, the first sliding rod 113 moves to enable the first sliding rod to move from the first open slot 9 to the second open slot 10, at the moment, the second fixing plate 122 is loosened, the second spring 123 extrudes to drive the second fixing plate 122 to move downwards, so that the second sliding rod 121 is inserted into the open slot 116, at the moment, the first sliding rod 113 is connected with the connecting block 8, further, it is ensured that the second rotating shaft 3 cannot rotate, and further, the accuracy of a measurement result can be ensured.
Referring to fig. 1 to 3, the first positioning assembly 11 includes a first mounting plate 111 located on the front surface of the connecting block 8, the bottom of the first mounting plate 111 is fixedly connected with two supporting rods 112, the bottom ends of the two supporting rods 112 are jointly connected with a base, when the first sliding rod 113 is inserted into the second slot 10, the first sliding rod 113 is connected with the connecting block 8, and at this time, the second rotating shaft 3 cannot rotate, so as to position the second rotating shaft 3 conveniently.
Referring to fig. 1-3, the two sides of the front surface of the first mounting plate 111 are both connected with first sliding rods 113 in a front-back sliding manner, one end of each of the first sliding rods 113 is fixedly connected with a first fixing plate 114, when the first fixing plate 114 moves in a direction close to the connecting block 8, the first sliding rod 113 capable of being driven is inserted into the second slot 10 along the first slot 9, and at this time, the first sliding rod 113 can be positioned by being inserted into the through slot 116 through the second sliding rod 121, so that the first sliding rod 113 is ensured not to be displaced randomly.
Referring to fig. 1 to 5, one side of the first fixing plate 114 is fixedly connected with a first spring 115 sleeved on the surface of the first sliding rod 113, the other end of the first spring 115 is fixedly connected with one side of the first mounting plate 111, the first sliding rod 113 can be moved into the second slot 10 when being extruded by the first spring 115, and the first spring 115 can drive the first sliding rod 113 to move out from the second slot 10 when being not extruded, so as to facilitate quick adjustment of whether to position the second rotating shaft 3.
Referring to fig. 1 to 5, a through groove 116 is formed through the top of the first sliding rod 113, one end of the first sliding rod 113 passes through the first slot 9 and is slidably connected to the connecting block 8, the second fixing plate 122 is pulled, the second fixing plate 122 moves to drive the second sliding rod 121 to move upwards and extrude the second spring 123, the second sliding rod 121 moves upwards, at this time, the first fixing plate 114 is pushed, the first fixing plate 114 moves to drive the first sliding rod 113 to move, the first sliding rod 113 moves to move into the second slot 10 from the first slot 9, at this time, the second fixing plate 122 is loosened, the second spring 123 extrudes to drive the second fixing plate lower 122 to move downwards, so that the second sliding rod 121 is inserted into the through groove 116, and when the second rotating shaft 3 is positioned, the positioning relative to the first rotating shaft 2 is also changed, thereby improving the practicability of the apparatus.
Referring to fig. 1-5, the second positioning assembly 12 includes a second fixing plate 122 located above the connecting block 8, two sides of the bottom of the second fixing plate 122 are fixedly connected with a second sliding rod 121, the top of the connecting block 8 is fixedly connected with a second mounting plate 124, the bottom end of the second sliding rod 121 penetrates the top of the second mounting plate 124 and extends into the second slot 10, and the second sliding rod 121 is slidably connected with the second mounting plate 124, when the second rotating shaft 3 needs to be rotated, the second fixing plate 122 is pulled, the second fixing plate 122 is lifted to drive the second sliding rod 121 to ascend, at this time, the bottom end of the second sliding rod 121 is separated from the through slot 116, the extruded first spring 115 is reset, and further drives the first fixing plate 114 to move, the first fixing plate 114 moves to drive the first sliding rod 113 to move, so that the first sliding rod 113 moves out of the second slot 10 and does not contact with the connecting block 8, at this time, the second rotating shaft 3 can be rotated by screwing the rough adjusting handle 7, and then whether can quick adjustment fixes a position second pivot 3.
Referring to fig. 2 and 5, the two sides of the bottom of the second fixing plate 122 are fixedly connected with a second spring 123 sleeved on the surface of the second slide bar 121, the other end of the second spring 123 is fixedly connected with the top of the second mounting plate 124, the first fixing plate 114 can move to drive the first slide bar 113 to move, so that the first slide bar 113 moves out of the second slot 10 and does not contact with the connecting block 8, at this time, the second rotating shaft 3 can be rotated by screwing the rough adjustment handle 7, the fine adjustment handle 6 or the rough adjustment handle 7 can be rotated conveniently, and the slope angle can be measured conveniently.
In the utility model, when a user needs to position the second rotating shaft 3, the second fixing plate 122 is pulled, the second fixing plate 122 moves to drive the second sliding rod 121 to move upwards and press the second spring 123, the second sliding rod 121 moves upwards, the first fixing plate 114 is pushed at the moment, the first fixing plate 114 moves to drive the first sliding rod 113 to move, the first sliding rod 113 moves to move to enable the first sliding rod 113 to move from the first slot 9 to the inside of the second slot 10, the second fixing plate 122 is loosened at the moment, the second spring 123 presses to drive the second fixing plate 122 to move downwards, the second sliding rod 121 is inserted into the through slot 116, the first sliding rod 113 is connected with the connecting block 8 at the moment, and further, the second rotating shaft 3 cannot rotate, the second fixing plate 122 is pulled to move upwards to drive the second sliding rod 121 to move upwards, and at the moment, the bottom end of the second sliding rod 121 is separated from the through slot 116, the extruded first spring 115 is reset, so that the first fixing plate 114 is driven to move, the first fixing plate 114 can drive the first sliding rod 113 to move, the first sliding rod 113 moves out of the second groove 10 and is not in contact with the connecting block 8, and at the moment, the rough adjusting handle 7 is screwed, so that the second rotating shaft 3 can rotate.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (7)
1. An experimental device for testing the stability of a side slope of an opencast coal mine comprises an arc box body (1) and is characterized in that one side of the front of the arc box body (1) is rotatably connected with a first rotating shaft (2) through a first bearing which is arranged in a penetrating manner, the other side of the front of the arc box body (1) is rotatably connected with a second rotating shaft (3) through a second bearing which is arranged in a penetrating manner, the same ends of the first rotating shaft (2) and the second rotating shaft (3) are respectively and fixedly connected with a fine adjustment handle (6) and a coarse adjustment handle (7), one end, far away from the fine adjustment handle (6), of the first rotating shaft (2) is fixedly connected with a fine adjustment gear (4) which is positioned in the arc box body (1), one end, far away from the coarse adjustment handle (7), of the second rotating shaft (3) is fixedly connected with a coarse adjustment gear (5) which is meshed with the fine adjustment gear (4), and a connecting block (8) is fixedly connected with the position, close to the coarse adjustment handle (7), of the second rotating shaft (3), second fluting (10) has been seted up at connecting block (8) top, connecting block (8) openly all runs through with back both sides and has seted up first fluting (9), connecting block (8) openly is equipped with first locating component (11), connecting block (8) top is equipped with second locating component (12).
2. The experimental device for testing the slope stability of the opencast coal mine according to claim 1, wherein the first positioning component (11) comprises a first mounting plate (111) located at the front of the connecting block (8), two supporting rods (112) are fixedly connected to the bottom of the first mounting plate (111), and a base is connected to the bottom ends of the two supporting rods (112) together.
3. The experimental device for testing the slope stability of the opencast coal mine according to claim 2, characterized in that the first sliding rods (113) are slidably connected to the two sides of the front surface of the first mounting plate (111) in a front-back manner, and one end of each of the two first sliding rods (113) is fixedly connected with a first fixing plate (114).
4. The experimental device for testing the slope stability of the open pit coal mine according to claim 3, wherein one side of the first fixing plate (114) is fixedly connected with a first spring (115) sleeved on the surface of the first sliding rod (113), and the other end of the first spring (115) is fixedly connected with one side of the first mounting plate (111).
5. The experimental device for testing the slope stability of the opencast coal mine according to claim 4, characterized in that a through groove (116) is formed in the top of the first sliding rod (113) in a penetrating manner, and one end of the first sliding rod (113) penetrates through the first through groove (9) and is slidably connected with the connecting block (8).
6. The experimental device for testing the slope stability of the opencast coal mine according to claim 1, wherein the second positioning assembly (12) includes a second fixing plate (122) located above the connecting block (8), a second sliding rod (121) is fixedly connected to both sides of the bottom of the second fixing plate (122), a second mounting plate (124) is fixedly connected to the top of the connecting block (8), the bottom end of the second sliding rod (121) penetrates through the top of the second mounting plate (124) and extends into the second slot (10), and the second sliding rod (121) is slidably connected to the second mounting plate (124).
7. The experimental device for testing the slope stability of the open pit coal mine according to claim 6, wherein two sides of the bottom of the second fixing plate (122) are fixedly connected with second springs (123) sleeved on the surface of the second sliding rod (121), and the other ends of the second springs (123) are fixedly connected with the top of the second mounting plate (124).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220278674.8U CN216973521U (en) | 2022-02-11 | 2022-02-11 | Experimental device for be used for testing opencut coal mine side slope stability |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220278674.8U CN216973521U (en) | 2022-02-11 | 2022-02-11 | Experimental device for be used for testing opencut coal mine side slope stability |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216973521U true CN216973521U (en) | 2022-07-15 |
Family
ID=82353168
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220278674.8U Expired - Fee Related CN216973521U (en) | 2022-02-11 | 2022-02-11 | Experimental device for be used for testing opencut coal mine side slope stability |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216973521U (en) |
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2022
- 2022-02-11 CN CN202220278674.8U patent/CN216973521U/en not_active Expired - Fee Related
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220715 |
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| CF01 | Termination of patent right due to non-payment of annual fee |