CN116085048A - Coal rock dynamic disaster monitoring device - Google Patents
Coal rock dynamic disaster monitoring device Download PDFInfo
- Publication number
- CN116085048A CN116085048A CN202310037604.2A CN202310037604A CN116085048A CN 116085048 A CN116085048 A CN 116085048A CN 202310037604 A CN202310037604 A CN 202310037604A CN 116085048 A CN116085048 A CN 116085048A
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- plate
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- 239000003245 coal Substances 0.000 title claims abstract description 43
- 239000011435 rock Substances 0.000 title claims abstract description 34
- 238000012806 monitoring device Methods 0.000 title claims abstract description 14
- 238000012544 monitoring process Methods 0.000 claims abstract description 19
- 230000005540 biological transmission Effects 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000004873 anchoring Methods 0.000 claims 1
- 230000000712 assembly Effects 0.000 claims 1
- 238000000429 assembly Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002146 bilateral effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000002817 coal dust Substances 0.000 description 1
- 230000005670 electromagnetic radiation Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
- E21F17/18—Special adaptations of signalling or alarm devices
- E21F17/185—Rock-pressure control devices with or without alarm devices; Alarm devices in case of roof subsidence
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Testing Or Calibration Of Command Recording Devices (AREA)
Abstract
The invention discloses a coal rock dynamic disaster monitoring device, which comprises: the support plate is fixed, the symmetry is fixed with the locating anchor on the support plate, the one end anchor frame of locating anchor is in coal rock, be used for with support plate anchor is on the colliery country rock lateral wall, a plurality of support plate evenly distributed is in the colliery tunnel, the central point of support plate puts and peg graft there is the axostylus axostyle body, arrange on the axostylus axostyle body and be provided with a plurality of contact monitoring components, just still be provided with wireless positioning device on the support plate.
Description
Technical Field
The invention belongs to the technical field of coal mine disaster monitoring equipment, and particularly relates to a coal rock dynamic disaster monitoring device.
Background
The coal industry is a high-risk industry, and accidents such as gas, flood, fire, roof, coal dust and the like afflict the safe production of the coal mine. In the serious and oversized accidents of the coal mine, most of the serious and oversized gas accidents are the casualties caused by the gas accidents, and the casualties are the largest in proportion in all the coal mine accidents. Therefore, prevention and control of gas accidents are important. However, the existing real-time monitoring and alarming method for the coal and gas outburst or rock burst (including microseism, acoustic emission, electromagnetic radiation, thermal infrared radiation and the like) has low response speed and higher false alarm rate and false alarm rate, and is difficult to meet the actual requirements of enterprises and countries on coal mine safety production; therefore, a person skilled in the art provides a coal rock dynamic disaster monitoring device to solve the problems set forth in the background art.
Disclosure of Invention
In order to achieve the above purpose, the present invention provides the following technical solutions: a coal rock dynamic disaster monitoring device, comprising: the support plate is fixed, the symmetry is fixed with the locating anchor on the support plate, the one end anchor frame of locating anchor is in coal rock, be used for with support plate anchor is on the colliery country rock lateral wall, a plurality of support plate evenly distributed is in the colliery tunnel, the central point of support plate puts and peg graft there is the axostylus axostyle body, arrange on the axostylus axostyle body and be provided with a plurality of contact monitoring components, just still be provided with wireless positioning device on the support plate.
Further, as the preference, the middle part rotation of frame fixed plate is provided with the interconnect pole, the one end of the shaft body with the interconnect pole is connected, the transmission tooth has been cup jointed outward to the interconnect pole, the rotation of one side terminal surface of the epaxial far away from the shaft body of frame fixed plate is provided with the corner record appearance, the corner record appearance through gear engagement effect with the transmission tooth is connected the transmission.
Further, preferably, a ball shaft is fixed at one end of the inner connecting rod, the shaft body is universally hinged with the inner connecting rod through the ball shaft, a shaft disc is coaxially fixed on the inner connecting rod, a plurality of telescopic hack levers are obliquely hinged on the shaft disc, and one ends of the telescopic hack levers are all universally hinged on the shaft body.
Further, preferably, the contact monitoring assembly includes: the inner frame plate is characterized in that the shaft body is used as a plurality of guide rods in circumferential distribution, the guide rods are vertically fixed on the shaft body, the guide rods are sleeved with inner springs, the inner frame plates are provided with bearing plates in parallel, the bearing plates are connected with the inner frame plates in a rotating mode, supporting springs are symmetrically arranged on two sides of the bearing plates, one ends of the supporting springs are connected with the inner frame plates, contact plates are further arranged on the bearing plates, the cross sections of the contact plates are of arc-shaped structures, and a plurality of contact rods are fixed below the contact plates.
Further, preferably, one end of the contact rod is slidably connected to the receiving plate in a penetrating manner, a stress piece is arranged in the receiving plate, and one end of the contact rod is in abutting contact with the stress piece.
Further, preferably, an inclined guide block is fixed below each inner frame plate, a contact piece is arranged on each inclined guide block, a guide rod is fixed in the shaft rod body, the guide rod can be electrically connected with the contact piece, a pushing cylinder is further arranged in the shaft rod body, a pushing plug is arranged in the pushing cylinder in a sliding manner, and one end of the pushing plug is abutted to the inclined guide block through a top piece.
Further, preferably, a pneumatic cylinder is further fixed at one end of the shaft rod body, an air plug is slidably arranged in the pneumatic cylinder, one end of the air plug is connected with the ball shaft in a universal mode, one side of the pneumatic cylinder is communicated with a plurality of conveying pipes, and the conveying pipes are correspondingly communicated with the pushing cylinders.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, the plurality of support fixing plates are uniformly distributed in the coal mine, and the wireless positioning device is used for accurately positioning the support fixing plates, so that the stress offset of coal and rock is conveniently monitored, and meanwhile, the contact monitoring assembly can be used for effectively monitoring the rock burst precision of the coal mine, and the reliability is higher.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of the structure of the inner connecting rod of the present invention;
FIG. 3 is a schematic view of a contact monitoring assembly according to the present invention;
FIG. 4 is a schematic diagram of a pneumatic cylinder according to the present invention;
in the figure: 1. a fixing plate is arranged; 11. positioning anchors; 12. a wireless positioning device; 13. a drive tooth; 14. a shaft body; 15. an inner connecting rod; 2. a contact monitoring assembly; 21. an inner frame plate; 22. a guide rod; 23. a receiving plate; 24. a support spring; 25. a touch panel; 26. a contact lever; 27. pushing a cylinder; 28. pushing the plug; 29. an oblique guide block; 3. a shaft disc; 31. a telescopic rack rod; 32. a ball shaft; 4. a touch piece; 41. a guide rod; 5. a pneumatic cylinder; 51. an air plug; 52. a conveying pipe.
Detailed Description
Referring to fig. 1, in an embodiment of the present invention, a coal-rock dynamic disaster monitoring device includes: the frame is fixed with the board 1, the symmetry is fixed with the locating anchor 11 on the board 11 admittedly, the one end anchor frame of locating anchor 11 is in the coal petrography for with the board 1 anchors on the coal mine country rock lateral wall admittedly, a plurality of the board 1 evenly distributed admittedly in the colliery tunnel, the central point of the board 1 puts the grafting has the shaft body 14 admittedly, arrange on the shaft body 14 and be provided with a plurality of contact monitoring components 2, just still be provided with wireless positioning device 12 on the board 1 admittedly, that is to say, a plurality of boards admittedly are admittedly equally spaced apart in the colliery mine to can realize monitoring the coal petrography power of arbitrary department, and the contact monitoring component that wherein still sets up can be directed against the colliery of corresponding position and strike the high precision monitoring, the monitoring effect is strong, and the response is obvious.
In this embodiment, the middle part rotation of frame fixed plate 1 is provided with interconnect pole 15, the one end of axostylus axostyle body 14 with interconnect pole 15 is connected, interconnect pole 15 has cup jointed transmission tooth 13 outward, the rotation of one side terminal surface that keeps away from axostylus axostyle body 14 on the frame fixed plate 1 is provided with the corner recorder (not shown in the figure), the corner recorder through gear engagement effect with transmission tooth 13 is connected and is transmitted, namely, when the axostylus axostyle body receives coal rock stress offset to produce torsion, the corner recorder can measure torsion angle to calculate deducing coal rock internal stress direction, intensity size etc..
As a preferred embodiment, one end of the inner rod 15 is fixed with a ball shaft 32, the shaft body 14 is universally hinged with the inner rod 15 through the ball shaft 32, the inner rod 15 is coaxially fixed with a shaft disc 3, the shaft disc 3 is obliquely hinged with a plurality of telescopic support rods 31, one end of each telescopic support rod 31 is universally hinged with the shaft body 14, and it is noted that the shaft body is completely embedded in the coal rock, and the inner connecting rod is completely located outside the coal rock, so that the shaft body can deflect and move along with the internal stress of the coal rock, and the telescopic support rods are in a free telescopic state.
In this embodiment, the contact monitoring assembly 2 includes: the inner frame plates 21 take the shaft rod body 14 as a plurality of that the axle center circumference distributes, be fixed with the head rod 22 perpendicularly on the shaft rod body 14, inner frame plates 21 sliding connection is on head rod 22 to make each inner frame plate along the radial sliding displacement of shaft rod body, the cover is equipped with the inner spring on the head rod 22, parallel arrangement has the board 23 that holds on the inner frame plates 21, it is connected with to accept the board 3 in the rotation of frame plates 21, the bilateral symmetry of the board 23 that holds is provided with supporting spring 24, the one end of supporting spring 24 with the inner frame plates 21 are connected, it still is provided with touch panel 25 on the board 23 to accept, the transversal arc structure that takes of touch panel 25 conveniently monitors each direction colliery impact pressure, the below of touch panel 25 is fixed with a plurality of contact bars 26.
In this embodiment, one end of the contact rod 26 is slidably connected to the receiving plate 23 in a penetrating manner, and stress pieces (not shown in the figure) are disposed in the receiving plate 23, and one end of the contact rod 26 is in abutting contact with the stress pieces, wherein the contact pressure values conducted on the stress pieces are recorded one by one, so that the rock burst of the coal mine is calculated and monitored, and meanwhile, the integral direction of the rock burst can be calculated and simulated according to the deviation between the contact pressure values on the stress pieces, so that theoretical support is provided for subsequent protection and treatment.
In this embodiment, the oblique guide blocks 29 are fixed below the inner frame plates 21, the contact members 4 are disposed on the oblique guide blocks 29, the guide rods 41 are fixed in the shaft rod body 14, the guide rods 41 can be electrically connected with the contact members 4, the pushing cylinders 27 are further disposed in the shaft rod body 14, the pushing cylinders 27 are slidably provided with the pushing plugs 28, one ends of the pushing plugs 28 are abutted against and contacted with the oblique guide blocks 29 through the top pieces, that is, when the contact members on the oblique guide blocks are contacted with the guide rods under the impact pressure, the contact members can provide pressure alarm for staff, and thus action reaction is convenient and timely.
As a preferred embodiment, a pneumatic cylinder 5 is further fixed at one end of the shaft lever body 14, a pneumatic plug 51 is slidably disposed in the pneumatic cylinder 5, one end of the pneumatic plug 51 is connected with the ball shaft 32 in a universal manner, one side of the pneumatic cylinder 5 is communicated with a plurality of conveying pipes 52, the conveying pipes 52 are correspondingly communicated with the pushing cylinders 27, and especially when the shaft lever body deflects due to the stress offset of the coal rock, the pneumatic plug can slide leftwards relative to the pneumatic cylinder at this time, so that the air flow in the pushing cylinders is discharged into the pneumatic cylinder through the conveying pipes, and the pushing plug can synchronously displace to enable the contact piece on the inclined guide block to be closer to the guide rod, so that the alarm triggering sensitivity is improved, and the impact pressure in the severe coal rock environment is monitored with high precision.
Specifically, with putting up the fixed plate and evenly arranging in the colliery mine through the locating anchor, each wireless positioner can real-time sharing monitor location this moment, the contact monitoring subassembly that still sets up simultaneously can peg graft in the coal petrography, conveniently carries out the precision monitoring to coal petrography internal stress and rock burst, this wherein, when the stronger the coal petrography internal stress, when leading to the axostylus axostyle body to take place to deflect thereupon, the contact member that the plug can make under the displacement on the oblique guide block is more close to the guide bar this moment to improve the warning trigger sensitivity, so as to monitor little rock burst.
The foregoing description is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical solution of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (7)
1. The utility model provides a coal petrography dynamic disaster monitoring devices which characterized in that: it comprises the following steps: the coal mine tunnel supporting device comprises a supporting plate (1), wherein positioning anchors (11) are symmetrically fixed on the supporting plate (11), one end of each positioning anchor (11) is anchored in coal rocks and used for anchoring the supporting plate (1) on the side wall of the coal mine surrounding rocks, the supporting plate (1) is uniformly distributed in the coal mine tunnel, a shaft rod body (14) is inserted in the central position of the supporting plate (1), a plurality of contact monitoring assemblies (2) are arranged on the shaft rod body (14), and a wireless positioning device (12) is further arranged on the supporting plate (1).
2. The coal rock dynamic disaster monitoring device according to claim 1, wherein: the middle part rotation of frame fixed plate (1) is provided with interconnect pole (15), the one end of axostylus axostyle body (14) with interconnect pole (15) are connected, interconnect pole (15) overcoat has drive tooth (13), the rotation of one side terminal surface of keeping away from axostylus axostyle body (14) on frame fixed plate (1) is provided with the corner record appearance, the corner record appearance through gear engagement with drive tooth (13) are connected the transmission.
3. The coal rock dynamic disaster monitoring device according to claim 2, wherein: one end of the inner connecting rod (15) is fixed with a ball shaft (32), the shaft rod body (14) is in universal joint with the inner connecting rod (15) through the ball shaft (32), a shaft disc (3) is coaxially fixed on the inner connecting rod (15), a plurality of telescopic hack levers (31) are obliquely hinged on the shaft disc (3), and one ends of the telescopic hack levers (31) are all in universal joint on the shaft rod body (14).
4. The coal rock dynamic disaster monitoring device according to claim 1, wherein: the contact monitoring assembly (2) comprises: the inner frame plate (21) is used for a plurality of shaft rod bodies (14) which are distributed in the axial circumferential direction, guide rods (22) are vertically fixed on the shaft rod bodies (14), the inner frame plate (21) is connected to the guide rods (22) in a sliding mode, inner springs are sleeved on the guide rods (22), carrying plates (23) are arranged on the inner frame plate (21) in parallel, the carrying plates (3) are connected with the inner frame plate (21) in a rotating mode, supporting springs (24) are symmetrically arranged on two sides of the carrying plates (23), one ends of the supporting springs (24) are connected with the inner frame plate (21), contact plates (25) are further arranged on the carrying plates (23), and the cross sections of the contact plates (25) are in arc-shaped structures, and a plurality of contact rods (26) are fixed below the contact plates (25).
5. The coal rock dynamic disaster monitoring device according to claim 4, wherein: one end of the contact rod (26) is slidably connected to the bearing plate (23) in a penetrating manner, a stress piece is arranged in the bearing plate (23), and one end of the contact rod (26) is abutted against the stress piece.
6. The coal rock dynamic disaster monitoring device according to claim 5, wherein: the lower part of each inner frame plate (21) is fixedly provided with an inclined guide block (29), each inclined guide block (29) is provided with a touch part (4), a guide rod (41) is fixedly arranged in each shaft rod body (14), each guide rod (41) can be electrically connected with each touch part (4), a pushing cylinder (27) is further arranged in each shaft rod body (14), a pushing plug (28) is arranged in each pushing cylinder (27) in a sliding manner, and one end of each pushing plug (28) is abutted against each inclined guide block (29) through a top piece.
7. The coal rock dynamic disaster monitoring device according to claim 6, wherein: one end of the shaft lever body (14) is also fixed with a pneumatic cylinder (5), an air plug (51) is arranged in the pneumatic cylinder (5) in a sliding mode, one end of the air plug (51) is in universal connection with the ball shaft (32), one side of the pneumatic cylinder (5) is communicated with a plurality of conveying pipes (52), and the conveying pipes (52) are correspondingly communicated with the pushing cylinders (27).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310037604.2A CN116085048A (en) | 2023-01-09 | 2023-01-09 | Coal rock dynamic disaster monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310037604.2A CN116085048A (en) | 2023-01-09 | 2023-01-09 | Coal rock dynamic disaster monitoring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116085048A true CN116085048A (en) | 2023-05-09 |
Family
ID=86202110
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310037604.2A Withdrawn CN116085048A (en) | 2023-01-09 | 2023-01-09 | Coal rock dynamic disaster monitoring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116085048A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117108359A (en) * | 2023-08-22 | 2023-11-24 | 河南理工大学 | Colliery rock burst monitoring early warning device |
-
2023
- 2023-01-09 CN CN202310037604.2A patent/CN116085048A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117108359A (en) * | 2023-08-22 | 2023-11-24 | 河南理工大学 | Colliery rock burst monitoring early warning device |
| CN117108359B (en) * | 2023-08-22 | 2024-04-16 | 河南理工大学 | Colliery rock burst monitoring early warning device |
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| Date | Code | Title | Description |
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Application publication date: 20230509 |
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| WW01 | Invention patent application withdrawn after publication |