CN210570625U - Underground space roof sinking displacement monitoring device - Google Patents
Underground space roof sinking displacement monitoring device Download PDFInfo
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- CN210570625U CN210570625U CN201921921809.2U CN201921921809U CN210570625U CN 210570625 U CN210570625 U CN 210570625U CN 201921921809 U CN201921921809 U CN 201921921809U CN 210570625 U CN210570625 U CN 210570625U
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- tunnel
- monitoring device
- wall
- electric telescopic
- rod
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Abstract
The utility model relates to a mining tunnel roof position monitoring technology field specifically is a displacement monitoring devices that sinks of underground space roof, including the tunnel, the tunnel is seted up in the inside of ore deposit rock, and the left side inner wall in tunnel is provided with monitoring devices, and monitoring devices's up end intermediate position upwards installs first electric telescopic handle perpendicularly, and monitoring devices's up end right side upwards installs second electric telescopic handle perpendicularly, and beneficial effect is: the utility model transfers the monitoring of the displacement change to the two sides of the tunnel by arranging the balance bar, thereby leading the monitoring device to be arranged on the side wall of the tunnel and avoiding the interference to the tunnel transportation; through setting up the balancing pole, utilize the principle of seesaw, change the displacement change of subsiding from top to bottom into the change of angle, enlarged the range of change, be convenient for in time know the displacement change, improve the monitoring calculation accuracy to changing the displacement simultaneously.
Description
Technical Field
The utility model relates to a mining tunnel roof position monitoring technology field specifically is a displacement monitoring devices that sinks of underground space roof.
Background
When underground works such as coal mining and the like are carried out, a mine tunnel with larger width needs to be constructed for realizing underground transportation, but because the tunnel is positioned underground, the tunnel bears larger extrusion gravity, and simultaneously along with continuous tunneling of the tunnel, the area of a goaf is gradually increased, so that the tunnel collapse accident is easily caused.
Consequently need monitor the subsidence of tunnel roof position, prior art's monitoring devices is bulky, and tunnel roof position circular arc usually, so the middle peak monitoring position of roof is best, and installs the monitoring devices who influences the transportation of ore deposit way easily at tunnel intermediate position, and the monitoring precision is lower simultaneously, can't the accurate settlement displacement who shows the roof.
Therefore, the device for monitoring the sinking displacement of the top plate in the underground space is provided, and the problems of the precision and the installation position in the monitoring process are solved.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an underground space roof displacement monitoring devices that sinks to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a sinking displacement monitoring device for a top plate of an underground space comprises a tunnel, wherein the tunnel is arranged in an ore rock, a monitoring device is arranged on the inner wall of the left side of the tunnel, a first electric telescopic rod is vertically and upwards installed at the middle position of the upper end face of the monitoring device, a second electric telescopic rod is vertically and upwards installed on the right side of the upper end face of the monitoring device, a display screen is arranged at the lower end of the front end face of the monitoring device, a circumference dial plate is arranged at the upper end of the first electric telescopic rod, the upper end part of the second electric telescopic rod is provided with a second rotating shaft which extends to the front end, a balancing rod is sleeved on the outer wall of the second rotating shaft in a rotating mode, the end part of the right end of the balancing rod is rotatably installed on a connecting table, an external thread is arranged on the outer wall of the left side of the balancing rod, a pointer is arranged at the, the upper end of the manual telescopic rod is provided with a screw rod, the screw rod is inserted into an opening in the inner wall of the upper end of the tunnel, and an expansion pipe is arranged between the screw rod and the inner wall of the opening of the tunnel.
Preferably, a second shaft sleeve is arranged at the middle position of the balancing rod, the second shaft sleeve is rotatably sleeved on the outer wall of the second rotating shaft, and a level gauge is arranged at the front end of the second shaft sleeve.
Preferably, the end part of the pointer extends to a dial of the front end face of the circumference dial, the contact position of the circumference dial and the pointer is electrically connected to the monitoring device through a position sensor, and the pointer is parallel to the transverse diameter of the circumference dial.
Preferably, the right end of the balancing rod is provided with a first shaft sleeve, and the first shaft sleeve is rotatably sleeved on the outer wall of the first rotating shaft at the front end of the connecting platform.
Preferably, the external thread is screwed to rotate and sleeved with a balancing weight, and the balancing weight is located between the second electric telescopic rod and the first electric telescopic rod.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model transfers the monitoring of the displacement change to the two sides of the tunnel by arranging the balance bar, thereby leading the monitoring device to be arranged on the side wall of the tunnel and avoiding the interference to the tunnel transportation;
2. the utility model discloses a set up the balancing pole, utilize the principle of seesaw, the displacement change that will subside from top to bottom turns into the change of angle, has enlarged the range of change, is convenient for in time know the displacement change, improves the monitoring calculation accuracy to changing the displacement simultaneously.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of the structure at A in FIG. 1;
fig. 3 is an enlarged view of the structure at B in fig. 1.
In the figure: 1 ore deposit rock, 2 tunnels, 3 monitoring devices, 4 display screens, 5 first electric telescopic handle, 6 second electric telescopic handle, 7 circumference dial plates, 8 balancing poles, 9 manual telescopic handle, 10 connection platforms, 11 first pivot, 12 screw rods, 13 locking bolts, 14 first axle sleeves, 15 expansion pipes, 16 external screw threads, 17 second axle sleeves, 18 balancing weights, 19 pointers, 20 second pivot, 21 spirit levels.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 3, the present invention provides a technical solution:
the utility model provides an underground space roof displacement monitoring devices that sinks, includes tunnel 2, and tunnel 2 is seted up in the inside of ore deposit rock 1, and the left side inner wall of tunnel 2 is provided with monitoring devices 3, through installing monitoring devices 3 on tunnel 2's both sides, avoids causing the interference to tunnel 2's transportation.
The middle position of the upper end face of the monitoring device 3 is vertically and upwards provided with a first electric telescopic rod 5, the upper end of the first electric telescopic rod 5 is provided with a circumference dial 7, the circumference dial 7 is driven to ascend and descend by the aid of the telescopic action of the first electric telescopic rod 5, and accordingly the horizontal diameter of the circumference dial 7 is parallel to a pointer 19 at the end of a balance rod 8.
The left side tip of balancing pole 8 is provided with pointer 19, monitoring devices 3's preceding terminal surface lower extreme is provided with display screen 4, on the calibrated scale of terminal surface before the 19 tip of pointer extends to circumference dial plate 7, the position of circumference dial plate 7 and the contact of pointer 19 passes through position sensor electric connection on monitoring devices 3, pointer 19 is parallel with the horizontal diameter of circumference dial plate 7, utilize monitoring devices 3 analysis pointer 19 skew angle on circumference dial plate 7, and then calculate the height that the balancing pole 8 other end descends according to lever principle.
The right-hand member tip of balancing pole 8 rotates and installs on connecting platform 10, and the right-hand member of balancing pole 8 is provided with first axle sleeve 14, and first axle sleeve 14 rotates and cup joints the outer wall at the first pivot 11 of connecting platform 10 front end, utilizes first axle sleeve 14 and the cooperation of first pivot 11, realizes the rotation installation of the right-hand member tip of balancing pole 8.
The left side outer wall of balancing pole 8 is provided with external screw thread 16, and the external screw thread 16 goes up the screw thread and rotates to cup joint balancing weight 18, and balancing weight 18 is located between second electric telescopic handle 6 and the first electric telescopic handle 5, utilizes the position of balancing weight 18 to remove, and then adjusts the balancing pole 8 left and right ends and balance.
Connect the upper end of platform 10 and install manual telescopic link 9 perpendicularly, the upper end outer wall of manual telescopic link 9 is provided with locking bolt 13, utilizes manual telescopic link 9 to adjust the height of connecting platform 10 for 8 right-hand members of balancing pole parallel mount.
The upper end of the manual telescopic rod 9 is provided with a screw rod 12, the screw rod 12 is inserted into the hole in the inner wall of the upper end of the tunnel 2, an expansion pipe 15 is arranged between the screw rod 12 and the inner wall of the hole in the tunnel 2, and the screw rod 12 is highly installed on the tunnel 2 by means of the matching of the screw rod 12 and the expansion pipe 15.
The working principle is as follows: at first, utilize second electric telescopic handle 6 to adjust the height of balancing pole 8, utilize the cooperation of second shaft sleeve 17 and second pivot 20, realize the rotation installation of balancing pole 8, utilize the position of balancing weight 18 to remove, and then adjust balancing pole 8 left and right ends balanced, utilize spirit level 21 to realize that the level of balancing pole 8 is placed, utilize the concertina action of first electric telescopic handle 5 to drive circumference dial plate 7 and go up and down, and then make the horizontal diameter of circumference dial plate 7 parallel with the pointer 19 of 8 tip of balancing pole.
Utilize the cooperation of screw rod 12 and expansion pipe 15, realize the high installation of screw rod 12 on tunnel 2, utilize manual telescopic link 9 to adjust the height of connecting platform 10 for 8 right-hand members of balancing pole parallel mount utilize first axle sleeve 14 and 11 cooperations of first pivot, realize the rotation installation of the right-hand member tip of balancing pole 8.
When the top plate of the tunnel 2 is settled, the right end of the balance rod 8 is driven to descend by the screw 12, the displacement change of the up-down settlement is converted into the change of an angle by utilizing the principle of a seesaw, the change amplitude is amplified, the deviation angle of the pointer 19 on the circumference dial plate 7 is analyzed by utilizing the monitoring device 3, the descending height of the other end of the balance rod 8 is calculated according to the lever principle, and the descending height is displayed on the display screen 4.
Wherein first electric telescopic handle 5 and second electric telescopic handle 6 all adopt the model to be: in the TJC-C4-P-P stepping type electric telescopic rod, the monitoring device 3 displays that the offset angle of the analysis pointer 19 on the circumferential dial 7 is common in the existing displacement monitoring technology and is not described in detail.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides an underground space roof displacement monitoring devices that sinks, includes tunnel (2), its characterized in that: the tunnel (2) is arranged inside the ore rock (1), the inner wall of the left side of the tunnel (2) is provided with a monitoring device (3), the middle position of the upper end face of the monitoring device (3) is vertically upwards provided with a first electric telescopic rod (5), the right side of the upper end face of the monitoring device (3) is vertically upwards provided with a second electric telescopic rod (6), the lower end of the front end face of the monitoring device (3) is provided with a display screen (4), the upper end of the first electric telescopic rod (5) is provided with a circumference dial plate (7), the upper end part of the second electric telescopic rod (6) is provided with a second rotating shaft (20) which extends to the front end, the outer wall of the second rotating shaft (20) is rotatably sleeved with a balance rod (8), the right end part of the balance rod (8) is rotatably arranged on a connecting platform (10), the outer wall of the left side of the balance rod (8, the left end of the balance rod (8) is provided with a pointer (19), a manual telescopic rod (9) is vertically installed at the upper end of the connecting platform (10), a locking bolt (13) is arranged on the outer wall of the upper end of the manual telescopic rod (9), a screw rod (12) is arranged at the upper end of the manual telescopic rod (9), the screw rod (12) is inserted into an opening hole in the inner wall of the upper end of the tunnel (2), and an expansion pipe (15) is arranged between the screw rod (12) and the opening hole inner wall of the tunnel (2).
2. The underground space roof sinking displacement monitoring device of claim 1, wherein: a second shaft sleeve (17) is arranged in the middle of the balancing rod (8), the second shaft sleeve (17) is rotatably sleeved on the outer wall of the second rotating shaft (20), and a level gauge (21) is arranged at the front end of the second shaft sleeve (17).
3. The underground space roof sinking displacement monitoring device of claim 1, wherein: the end part of the pointer (19) extends to a dial disc on the front end face of the circumference dial disc (7), the position of the circumference dial disc (7) contacted with the pointer (19) is electrically connected to the monitoring device (3) through a position sensor, and the pointer (19) is parallel to the transverse diameter of the circumference dial disc (7).
4. The underground space roof sinking displacement monitoring device of claim 1, wherein: the right end of the balance rod (8) is provided with a first shaft sleeve (14), and the first shaft sleeve (14) is rotatably sleeved on the outer wall of a first rotating shaft (11) at the front end of the connecting table (10).
5. The underground space roof sinking displacement monitoring device of claim 1, wherein: the external thread (16) is screwed to be sleeved with a balancing weight (18), and the balancing weight (18) is located between the second electric telescopic rod (6) and the first electric telescopic rod (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921921809.2U CN210570625U (en) | 2019-11-08 | 2019-11-08 | Underground space roof sinking displacement monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921921809.2U CN210570625U (en) | 2019-11-08 | 2019-11-08 | Underground space roof sinking displacement monitoring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210570625U true CN210570625U (en) | 2020-05-19 |
Family
ID=70642749
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921921809.2U Expired - Fee Related CN210570625U (en) | 2019-11-08 | 2019-11-08 | Underground space roof sinking displacement monitoring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210570625U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113625346A (en) * | 2021-08-30 | 2021-11-09 | 广东电网有限责任公司 | Monitoring device |
-
2019
- 2019-11-08 CN CN201921921809.2U patent/CN210570625U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113625346A (en) * | 2021-08-30 | 2021-11-09 | 广东电网有限责任公司 | Monitoring device |
| CN113625346B (en) * | 2021-08-30 | 2024-01-09 | 广东电网有限责任公司 | Monitoring device |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200519 Termination date: 20201108 |
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| CF01 | Termination of patent right due to non-payment of annual fee |