CN221781537U - A surface deformation monitoring device for extremely thin coal seam mining subsidence area - Google Patents
A surface deformation monitoring device for extremely thin coal seam mining subsidence area Download PDFInfo
- Publication number
- CN221781537U CN221781537U CN202420359797.3U CN202420359797U CN221781537U CN 221781537 U CN221781537 U CN 221781537U CN 202420359797 U CN202420359797 U CN 202420359797U CN 221781537 U CN221781537 U CN 221781537U
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- Prior art keywords
- coal seam
- extremely thin
- monitoring device
- seam mining
- surface deformation
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Abstract
The utility model relates to the technical field of exploration monitoring, in particular to a device for monitoring the surface deformation of an extremely thin coal seam mining subsidence area; including tripod and location monitor, the tripod includes footstock and liftable supporting leg body, but the liftable supporting leg body includes stand, cover body, mounting bracket, three scalable side supporting leg and three length adjustable connecting rod, fixed mounting has drive arrangement on the mounting bracket, drive arrangement's output shaft fixed mounting has rotary reinforcement structure. According to the utility model, the level gauge is arranged, so that the tripod can be conveniently horizontally adjusted, and the measurement of the positioning monitor is more accurate; through setting up drive arrangement and rotation type reinforced structure, can provide stable support for device itself, further improve the stability of location monitor at the measurement during operation.
Description
Technical Field
The utility model relates to the technical field of exploration monitoring, in particular to a device for monitoring surface deformation of an extremely thin coal seam mining subsidence area.
Background
Coal seams produced by well operations are thin coal seams less than 1.3m thick, and often referred to as very thin coal seams less than 0.9m thick.
Existing coal mining subsidence area earth surface deformation monitoring devices, for example: the application number is CN 202320469686.3's chinese patent, discloses a coal mining subsidence district earth's surface deformation monitoring devices, and it includes the mobile jib, the location monitor is installed on the top of mobile jib, the bottom rotation of mobile jib is connected with fixed establishment, the bottom both sides of mobile jib all are provided with the slide bar, the transmission is connected with transmission module between one end of slide bar and the mobile jib. According to the ground surface deformation monitoring device for the coal mining subsidence area, through the arrangement of the driving module and the supporting mechanism, the pin rod is drilled into the ground through the driving module, after the pin rod is drilled into the ground to a proper depth, the supporting mechanism is inserted into the ground at the position of the adjusting supporting mechanism, so that the main rod is supported in an auxiliary mode, the main rod is prevented from being deviated and inclined, the device is firmly installed on the ground, disturbance of sand wind and other ring factors on the main rod is reduced, disturbance to a positioning monitor is reduced, and meanwhile, the pin rod is conveniently drilled into the ground through the arrangement of the pin rod and the driving module, and operation is convenient.
However, the above disclosed device for monitoring the deformation of the earth surface in the coal mining subsidence area has some defects, if a hand wheel is needed to manually drill a pin rod downwards into the ground, the device is inconvenient to use, and a horizontal adjusting device is absent during installation, so that the irradiation angle of the positioning monitor is inaccurate, and the practicability is poor.
Therefore, the utility model provides a device for monitoring the surface deformation of an extremely thin coal seam mining subsidence area.
Disclosure of utility model
In view of the above, it is desirable to provide a device for monitoring surface deformation in an extremely thin seam mining subsidence area.
In order to achieve the above object, the technical scheme of the present utility model is as follows:
The utility model provides an extremely thin coal seam exploitation subsidence district earth's surface deformation monitoring devices, includes tripod and location monitor, the tripod includes footstock and liftable supporting leg body, the location monitor is installed in the top of footstock, footstock top surface barycenter department rigid coupling has the spirit level, liftable supporting leg body includes stand, cover body, mounting bracket, three scalable side supporting leg and three adjustable connecting rod of length, stand fixed mounting is in the bottom surface of footstock, the cover body slides and cup joints on the stand, and is three scalable side supporting leg be annular array and set up in the bottom surface of footstock, the cover body is connected with scalable side supporting leg through the adjustable connecting rod of length, the both ends of adjustable connecting rod are articulated with cover body, scalable side supporting leg respectively, mounting bracket fixed mounting is in the side of cover body, fixed mounting has drive arrangement on the mounting bracket, drive arrangement's output shaft fixed mounting has rotatory reinforced structure.
Further, the length-adjustable connecting rod comprises a first connecting rod and a second connecting rod sleeve, and the first connecting rod slides and is sleeved in the second connecting rod sleeve.
Further, scalable side supporting leg includes supporting leg and lower supporting leg, go up the supporting leg and slide and cup joint in the inside of lower supporting leg, the side of lower supporting leg is equipped with the fluting, upward be equipped with on the supporting leg and run through grooved screw thread dead lever, threaded connection has stop nut on the grooved one end is run through to the screw thread dead lever.
Further, the mounting frame is a fan-shaped structural plate.
Further, the driving device comprises a driving motor and a rotating shaft, the driving motor is fixedly arranged on the mounting frame, the upper end of the rotating shaft is connected with the output shaft end of the driving motor, and the lower end of the rotating shaft is connected with the rotary reinforcing structure.
Further, the rotary reinforcing structure connection comprises a drill rod and a drill bit, wherein the drill bit is fixedly arranged at the lower end of the drill rod.
Further, the drill bit includes a screw and a tip insertable into the ground.
Further, still include the link, the link passes through bolt fixed mounting in the top surface of footstock, the location monitor passes through bolt fixed mounting on the link.
Further, the outside cover of driving motor is equipped with the protective cover.
Furthermore, the lower end of the lower supporting leg is provided with a spike which can be inserted into the ground, and the side surface of the lower supporting leg is also provided with a pedal.
The utility model has the advantages that:
According to the ground surface deformation monitoring device for the subsidence area of the ultra-thin coal seam mining, provided by the utility model, the stability among the three telescopic side support legs can be improved by arranging the upright posts, the sleeve body and the length-adjustable connecting rods, so that the problems of shaking, displacement and the like of the device caused by smaller bottom area of the telescopic side support legs are avoided, and the device is convenient to use; by arranging the level gauge, the tripod is convenient for horizontal adjustment, so that the measurement of the positioning monitor is more accurate; through setting up drive arrangement and rotation type reinforced structure, can provide stable support for device itself, further improve the stability of location monitor at the measurement during operation.
Drawings
FIG. 1 is a schematic diagram of a device for monitoring surface deformation of an extremely thin seam mining subsidence area according to an embodiment of the present utility model;
FIG. 2 is an enlarged view of embodiment A of the present utility model;
fig. 3 is a schematic structural view of a mounting frame according to an embodiment of the present utility model.
Reference numerals: the positioning monitor 1, a connecting frame 2, a level 3, a top seat 4, an upper supporting leg 5, a lower supporting leg 6, a slot 7, a limit nut 8, a threaded fixing rod 9, a foot pedal 10, a spike 11, a column 12, a first connecting rod 13, a second connecting rod sleeve 14, a driving motor 15, a protective cover 16, a rotating shaft 17, a drill rod 18, a screw rod 19, a tip 20, a sleeve 21, a fan-shaped structural plate 22 and a penetrating avoidance hole 23.
Detailed Description
In order to make the objects, technical solutions and advantages of the present utility model more apparent, the present utility model will be further described in detail by the following detailed description with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
Referring to fig. 1-3, an apparatus for monitoring surface deformation in an ultra-thin coal seam mining subsidence area comprises a tripod and a positioning monitor 1 (the positioning monitor 1 related to the application is in the prior art, including but not limited to the positioning monitor referred to CN202320469686.3, and not described herein), the tripod comprises a footstock and a liftable supporting leg body, the positioning monitor 1 is mounted on the top of the footstock, a level 3 is fixedly connected at the center of mass of the top surface of the footstock, the liftable supporting leg body comprises a stand column 12, a sleeve body 21, a mounting frame, three telescopic supporting legs and three length-adjustable connecting rods, the stand column 12 is fixedly mounted on the bottom surface of the footstock, the sleeve body 21 slides and is sleeved on the stand column 12, the three telescopic supporting legs are arranged on the bottom surface of the footstock in an annular array, the sleeve body 21 is connected with the telescopic supporting legs through length-adjustable connecting rods, two ends of the length-adjustable connecting rods are hinged with the sleeve body 21 and the telescopic supporting legs respectively, the telescopic supporting legs are fixedly mounted on the side surface of the sleeve body 21, the mounting frame is fixedly mounted on the side surface of the mounting frame, and the mounting frame is fixedly mounted with a reinforced driving structure.
In this embodiment, the length-adjustable link includes a first link 13 and a second link sleeve 14, where the first link 13 slides and is sleeved inside the second link sleeve 14; by utilizing the first connecting rod 13 and the second connecting rod sleeve 14, the stability among the three telescopic side support legs can be improved when the sleeve body 21 moves along the length direction of the upright post 12, the problems of shaking, displacement and the like of the device caused by small bottom area of the telescopic side support legs are avoided, and the telescopic side support leg is convenient to use; the device can be suitable for areas with small ground flatness or ground flatness fluctuation or larger ground fluctuation, and has wider application range and stronger practicability.
In this embodiment, the telescopic side supporting leg includes an upper supporting leg 5 and a lower supporting leg 6, the upper supporting leg 5 slides and is sleeved inside the lower supporting leg 6, a slot 7 is provided on a side surface of the lower supporting leg 6, a threaded fixing rod 9 penetrating through the slot 7 is provided on the upper supporting leg 5, and a limit nut 8 is screwed on one end of the threaded fixing rod 9 penetrating through the slot 7; the lower end of the lower supporting leg 6 is provided with a spike 11 which can be inserted into the ground, and the side surface of the lower supporting leg 6 is also provided with a foot pedal 10.
In the embodiment, the upper support leg 5 and the lower support leg 6 can be fixed by arranging the threaded fixing rod 9 and the limit nut 8, so that the fixing of the telescopic side support leg after the length adjustment is carried out according to the actual use place and the actual use requirement is facilitated; by arranging the foot pedal 10 and the spike 11, a tripod is convenient to erect, and by stepping on the foot pedal 10, the spike 11 is convenient to insert into the ground, so that the stability of the telescopic side support leg during installation is improved.
In this embodiment, the mounting frame is a fan-shaped structural plate 22; the fan-shaped structural plate 22 is provided with a penetration hole 23 for attaching the rotary shaft 17 and the drill rod 18.
In this embodiment, the driving device includes a driving motor 15 and a rotating shaft 17, where the driving motor 15 is fixedly installed on the installation frame, the upper end of the rotating shaft 17 is connected with the output shaft end of the driving motor 15, and the lower end of the rotating shaft 17 is connected with the rotary reinforcing structure; the rotary reinforcing structure comprises a drill rod 18 and a drill bit, wherein the drill bit is fixedly arranged at the lower end of the drill rod 18; the drill bit comprises a screw 19 and a tip 20 insertable into the ground; the outside of the driving motor 15 is covered with a protective cover 16.
In this embodiment, in order to improve the stability of the tripod in the erection and use process, the utility model also provides a driving device and a rotary reinforcing structure, the driving motor 15 is utilized to drive the rotary shaft 17, the drill rod 18 and the drill bit to integrally rotate, and in order to facilitate the drill bit to be screwed down into the ground during use, the driving motor 15 is required to be manually matched with a downward movement mounting frame (namely, the downward movement sleeve body 21) during work, so that the drill bit is convenient to drill into the ground and the operation is convenient; the protection cover 16 is covered on the outer side of the driving motor 15 to protect the driving motor 15 and reduce damage.
In this embodiment, the positioning monitor further comprises a connecting frame 2, wherein the connecting frame 2 is fixedly installed on the top surface of the top seat through bolts, and the positioning monitor 1 is fixedly installed on the connecting frame 2 through bolts; the connecting frame 2 is arranged, so that the positioning monitor 1 is convenient to install at the top of the top seat, and the use is convenient; on the other hand, the mounting level 3 is convenient to avoid, and the mounting level 3 is convenient to mount.
When the device is used, firstly, workers need to place the device at a preset use position, then open three telescopic side support legs, and step on the pedal plate 10 by feet, so that the spike 11 is conveniently inserted into the ground, the installation of the telescopic side support legs is preliminarily realized, the leveling instrument 3 is used for primary horizontal position adjustment (the length of the telescopic side support legs is adjusted through matching), the sleeve body 21 is pulled downwards, the lower end of the tip 20 is abutted against the ground, the driving motor 15 is opened, meanwhile, the mounting frame (namely the sleeve body 21 is moved downwards) is manually matched, the drill bit is conveniently drilled into the ground, the operation is convenient, the stability is further improved, the leveling instrument 3 is used for secondary horizontal position adjustment (the length of the telescopic side support legs is adjusted through matching), and the horizontal position between the positioning monitor 1 and the tripod is adjusted, and the measurement of the positioning monitor 1 is more accurate.
The foregoing is a further detailed description of the utility model in connection with specific embodiments, and is not intended to limit the practice of the utility model to such descriptions. It will be apparent to those skilled in the art that several simple deductions or substitutions may be made without departing from the spirit of the utility model, and these should be considered to be within the scope of the utility model.
Claims (10)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420359797.3U CN221781537U (en) | 2024-02-27 | 2024-02-27 | A surface deformation monitoring device for extremely thin coal seam mining subsidence area |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420359797.3U CN221781537U (en) | 2024-02-27 | 2024-02-27 | A surface deformation monitoring device for extremely thin coal seam mining subsidence area |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221781537U true CN221781537U (en) | 2024-09-27 |
Family
ID=92833063
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420359797.3U Expired - Fee Related CN221781537U (en) | 2024-02-27 | 2024-02-27 | A surface deformation monitoring device for extremely thin coal seam mining subsidence area |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221781537U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119561308A (en) * | 2025-01-21 | 2025-03-04 | 中建二局第一建筑工程有限公司 | A wind power installation leveling survey equipment |
-
2024
- 2024-02-27 CN CN202420359797.3U patent/CN221781537U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119561308A (en) * | 2025-01-21 | 2025-03-04 | 中建二局第一建筑工程有限公司 | A wind power installation leveling survey equipment |
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20240927 |