CN110487200A - A kind of tunnel section deformation monitoring device - Google Patents
A kind of tunnel section deformation monitoring device Download PDFInfo
- Publication number
- CN110487200A CN110487200A CN201910938516.3A CN201910938516A CN110487200A CN 110487200 A CN110487200 A CN 110487200A CN 201910938516 A CN201910938516 A CN 201910938516A CN 110487200 A CN110487200 A CN 110487200A
- Authority
- CN
- China
- Prior art keywords
- tube body
- side wall
- deformation
- optical fiber
- tunnel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000012806 monitoring device Methods 0.000 title claims abstract description 17
- 239000013307 optical fiber Substances 0.000 claims abstract description 40
- 230000003287 optical effect Effects 0.000 claims abstract description 31
- 238000012544 monitoring process Methods 0.000 claims abstract description 30
- 241000209094 Oryza Species 0.000 claims description 6
- 235000007164 Oryza sativa Nutrition 0.000 claims description 6
- 235000009566 rice Nutrition 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000008961 swelling Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/16—Measuring arrangements characterised by the use of optical techniques for measuring the deformation in a solid, e.g. optical strain gauge
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/16—Measuring arrangements characterised by the use of optical techniques for measuring the deformation in a solid, e.g. optical strain gauge
- G01B11/18—Measuring arrangements characterised by the use of optical techniques for measuring the deformation in a solid, e.g. optical strain gauge using photoelastic elements
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C9/00—Measuring inclination, e.g. by clinometers, by levels
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Testing Or Calibration Of Command Recording Devices (AREA)
- Length Measuring Devices By Optical Means (AREA)
Abstract
The present invention relates to a kind of tunnel section deformation monitoring devices in tunnel safety stability monitoring field, including deformation tube body, optical cable tube body, optical fiber inclinometer, fixation kit, optical cable, data collector and data processor.By taking box section as an example, the both ends of deformation tube body are separately fixed on tunnel roof and side wall by fixation kit, and the turning point on deformation tube body is arranged in optical fiber inclinometer；When side wall run-off the straight, deformation tube body turning point is driven generation angle change, and optical fiber inclinometer can monitor the angle change of deformation tube body；Data collector is connect by optical cable with optical fiber inclinometer, and the monitoring parameters of optical fiber inclinometer are collected, and monitoring parameters are wirelessly transmitted to data processor with GPRS, to handle monitoring parameters, is calculated side wall tilt quantity, is reached monitoring purpose.The present invention solves the problems, such as that section deformation monitoring in tunnel in the prior art is inconvenient, realizes unmanned real-time monitoring.
Description
Technical field
The present invention relates to the safety and stability in tunnel to monitor field, and in particular to a kind of tunnel section deformation monitoring device.
Background technique
With the continuous improvement of China's road traffic level, construction of the tunnel in railway, highway, city is more and more general
And.The still manually point-by-point monitoring of the main monitoring mode of current most of tunnel section deformations, takes time and effort, and cannot be real-time
Monitoring, while measurement accuracy is affected by human factors greatly, error is larger, and climate environment is affected, and some monitorings fill
It sets and will appear data perturbation and other issues, lower so as to cause the reliability of monitoring data, road safety is difficult to be protected.
In short, monitoring method traditional under current development situation has been difficult to be applicable in for a long time, new monitoring technology or device pair are needed
The deformation in tunnel section carries out long-term monitoring in real time.
Summary of the invention
The main purpose of the present invention is to provide a kind of tunnel section deformation monitoring devices, to solve tunnel in the prior art
The inconvenient problem of road section deformation monitoring.
To achieve the goals above, the present invention provides a kind of tunnel section deformation monitoring devices, by taking box section as an example,
It is mainly made of, relates to deformation tube body, optical cable tube body, optical fiber inclinometer, fixation kit, data collector, optical cable, data processor
And the structure in tunnel include top plate and side wall.The turning point on deformation tube body is arranged in the optical fiber inclinometer；Deformation tube body
Both ends be separately fixed on top plate and side wall by fixation kit, when side wall run-off the straight offset when, the turnover of deformation tube body
Place is driven generation angle change, and optical fiber inclinometer can monitor the angle change of deformation tube body；Deformation tube body and cable tube
Body connection；Optical fiber inclinometer is connect with data collector by optical cable, to collect the monitoring parameters of optical fiber inclinometer；Data acquisition
The monitoring parameters of collection are wirelessly transmitted to data processor by GPRS by device, to handle monitoring parameters.
Further, fixation kit includes: clip, for being set in outside deformation tube body；Expansion fastener, clip with it is swollen
The connection of swelling firmware, and the both ends of deformation tube body are separately fixed on top plate and side wall by expansion fastener.
Further, deformation tube body has multiple, and optical fiber inclination angle is calculated as multiple, one optical fiber of setting on each deformation tube body
Inclinometer is simultaneously arranged on the handover side of top plate and side wall；The axis of deformation tube body is vertical with the handover side, and deformation tube body
It is close to the surface of top plate and side wall；One deformation tube body is set at a certain distance on the handover side.
Further, it is connect after being connected in series between multiple optical fiber inclinometers by optical cable with a data collector；Light
Cable is laid in cable tube body, and optical cable tube body is close to the handover side of top plate and side wall, prolongs the laying of tunnel extending direction.
Further, a part of the side wall of deformation tube body is to the direction protrusion of the central axis far from deformation tube body to be formed
Loader, optical fiber inclinometer are contained in loader.
Further, when the sidewall slope in tunnel, side wall the inclining on the vertical handover edge direction of run-off the straight
The relationship for the tilt angle theta that inclined value L is detected with the optical fiber inclinometer on corresponding deformation tube body are as follows:
L=H × tan θ,
Wherein, L is tilting value of the side wall on the vertical handover edge direction, and unit is rice；H be side wall from handover side to
The height of tunnel ground, unit are rice；θ is the tilt angle that optical fiber inclinometer detects；When side wall is on the vertical handover side
When tilting value L on direction is greater than preset standard tilting value, there are risks in tunnel；Or when the side wall is on the vertical handover side
When tilting value L on direction is less than or equal to preset standard tilting value, tunnel safety.
It applies the technical scheme of the present invention, the top in tunnel is arranged in deformation tube body one end of tunnel section deformation monitoring device
On plate, the other end is arranged on side wall, and when side wall run-off the straight, deformation tube body is driven generation angle change, and then fixed
Optical fiber inclinometer on deformation tube body can monitor the angle change of deformation tube body, then pass through the angle change of deformation tube body
Reflect the inclination conditions of side wall.Obtained monitoring parameters are conveyed to data collector by optical fiber inclinometer, will by data collector
Data are wirelessly sent to data processor by GPRS, carry out processing analysis to monitoring parameters by data processor.Above-mentioned apparatus
Overall structure is simple, easy to install and use, and precision is higher, and usability is strong, and monitoring data are reliable and stable, is applicable not only to city
City, suburb are also applied for remote area, realize the unmanned real-time monitoring to tunnel section deformation situation.
Detailed description of the invention
The accompanying drawings constituting a part of this application is used to provide further understanding of the present invention, and of the invention shows
Examples and descriptions thereof are used to explain the present invention for meaning property, does not constitute improper limitations of the present invention.In the accompanying drawings:
Fig. 1 shows the structural schematic diagram of tunnel section deformation monitoring device of the invention；
Fig. 2 shows the thin portion structural schematic diagrams on the deformation tube body in Fig. 1.
Wherein, the above drawings include the following reference numerals: 1, deformation tube body；2, optical cable tube body；3, optical fiber inclinometer；4, solid
Determine component；5, data collector；6, optical cable；7, data processor；8, top plate；9, side wall；10, loader；11, clip；12, swollen
Swelling firmware.
Specific embodiment
It should be noted that in the absence of conflict, the implementation of tunnel section deformation monitoring device of the invention can be with
The practical structures in tunnel be combined with each other with section form.The present invention will be described in detail for embodiment below with reference to the accompanying drawings.
It should be pointed out that unless otherwise specified, all technical and scientific terms used in this application have and the application
The normally understood identical meanings of person of an ordinary skill in the technical field.
In the present invention, in the absence of explanation to the contrary, the noun of locality used such as " upper and lower, top, bottom " is usually needle
For direction shown in the drawings, or for component itself is on vertical, vertical or gravity direction；Equally
Ground for ease of understanding and describes, and " inside and outside " refers to the inside and outside of the profile relative to each component itself, but the above-mentioned noun of locality is not
For limiting the present invention.
A kind of tunnel section deformation monitoring device as shown in Figure 1, by taking box section as an example, mainly by deformation tube body 1, light
Cable tube body 2, optical fiber inclinometer 3, fixation kit 4, data collector 5, optical cable 6, data processor 7 form, the tunnel knot being related to
Structure includes top plate 8 and side wall 9；The turning point on deformation tube body 1 is arranged in optical fiber inclinometer 3；The both ends of deformation tube body 1 pass through solid
Determine component 4 to be separately fixed on top plate 8 and side wall 9, when 9 run-off the straight of side wall offset, deformation tube body 1 is driven generation angle
Variation, optical fiber inclinometer 3 can monitor the angle change of deformation tube body 1；Deformation tube body 1 is connect with optical cable tube body 2, optical cable 6
It is laid in optical cable tube body 2, and optical cable tube body 2 is close to the handover side of top plate 8 and side wall 9, prolongs the laying of tunnel extending direction；Optical fiber
Inclinometer 3 is connect with data collector 5 by optical cable 6, to collect the monitoring parameters of optical fiber inclinometer 3；Data collector 5 will be received
The monitoring parameters of collection are wirelessly transmitted to data processor 7 by GPRS, to handle monitoring parameters, reach monitoring purpose.
It should be noted that the suitable position in tunnel can be arranged in data collector 5 of the invention according to the actual situation,
The optical cable 6 for prolonging the laying of optical cable tube body 2 can pull out the outside of optical cable tube body 2 by wirerope, then be connected to data acquisition
On device 5, the parameter of acquisition is wirelessly transmitted to data processor 7,7 basis of data processor by GPRS again by data collector 5
Corresponding optical grating calibration formula handles parameter, obtains angulation change amount, calculates corresponding tilting value.
As shown in Fig. 2, fixation kit 4 includes clip 11 and expansion fastener 12, clip 11 is set in outside deformation tube body 1
Portion；Clip 11 is connect with expansion fastener 12, and the both ends of deformation tube body 1 are separately fixed at top plate by expansion fastener 12
8 and side wall 9 on.
Specifically, clip 11 is two semicircular structures and the outside for being set in deformation tube body 1, and expansion fastener 12 is swollen
One end of swollen screw, setscrew is connect with clip 11, and the other end is inserted into and is fastened on top plate 8 and side wall 9.
Specifically, deformation tube body 1 have it is multiple, optical fiber inclinometer 3 be it is multiple, on each deformation tube body 1 be arranged a light
Fine inclinometer 3 is simultaneously arranged on the handover side of top plate 8 and side wall 9, and a deformation is arranged at a certain distance on the handover side
Tube body 1.It should be noted that the handover is on the quantity of upper setting deformation tube body 1 and adjacent deformation tube body 1 are when joining
Setting interval can be determined according to the actual situation.
Specifically, it swells in a part of the side wall of deformation tube body 1 to the direction of the central axis far from deformation tube body 1 with shape
At loader 10, and each deformation tube body 1 all has a loader 10, and optical fiber inclinometer 3 is accommodated and secured in loader 10
It is interior.
After the installation of tunnel section deformation monitoring device, the connectivity to optical cable 6 is needed to detect, specifically: by light
Cable 6 is welded together with wire jumper, then checks whether optical cable 6 has breakpoint with optical fiber polishing pen, if illustrating optical cable 6 without breakpoint
Connectivity it is good, wire jumper can be connect with data collector 5.
When the side wall 9 in tunnel tilts, the tilting value L of the side wall 9 of run-off the straight on the vertical handover edge direction with
The relationship for the tilt angle theta that optical fiber inclinometer 3 on corresponding deformation tube body 1 detects are as follows:
L=H × tan θ,
Wherein, L is tilting value of the side wall 9 on the vertical handover edge direction, and unit is rice；H be side wall 9 from handover side
To the height of tunnel ground, unit is rice；θ is the tilt angle that optical fiber inclinometer 3 detects；When side wall 9 is in the vertical friendship
When tilting value L on edge fit direction is greater than preset standard tilting value, there are risks in tunnel；Or when the side wall 9 is vertical described
When joining the tilting value L on edge direction less than or equal to preset standard tilting value, tunnel safety.
Claims (6)
1. a kind of tunnel section deformation monitoring device, by taking box section as an example, mainly by deformation tube body (1), optical cable tube body (2),
Optical fiber inclinometer (3), fixation kit (4), data collector (5), optical cable (6), data processor (7) composition, the tunnel being related to
Structure include top plate (8) and side wall (9), it is characterised in that: the optical fiber inclinometer (3) is arranged on deformation tube body (1)
Turning point；The both ends of deformation tube body (1) are separately fixed on top plate (8) and side wall (9) by fixation kit (4), when side wall (9)
When run-off the straight deviates, the turning point of deformation tube body (1) is driven generation angle change, and optical fiber inclinometer (3) can monitor
The angle change of deformation tube body (1)；Deformation tube body (1) is connect with optical cable tube body (2)；Optical fiber inclinometer (3) and data collector
(5) it is connected by optical cable (6), to collect the monitoring parameters of optical fiber inclinometer (3)；Data collector (5) joins the monitoring of collection
Number is wirelessly transmitted to data processor (7) by GPRS, to handle monitoring parameters.
2. section deformation monitoring device in tunnel according to claim 1, which is characterized in that the fixation kit (4) includes:
Clip (11), it is external for being set in deformation tube body (1)；Expansion fastener (12), clip (11) and expansion fastener (12) are even
It connects, and the both ends of deformation tube body (1) is separately fixed on top plate (8) and side wall (9) by expansion fastener (12).
3. section deformation monitoring device in tunnel according to any one of claim 1 to 2, which is characterized in that the deformation
Tube body (1) have it is multiple, optical fiber inclinometer (3) be it is multiple, on each deformation tube body (1) be arranged an optical fiber inclinometer (3) simultaneously
It is arranged on the handover side of top plate (8) and side wall (9)；The axis of deformation tube body (1) is vertical with the handover side, and deformation tube body
(1) it is close to the surface of top plate (8) and side wall (9)；One deformation tube body (1) is set at a certain distance on the handover side.
4. section deformation monitoring device in tunnel according to claim 3, which is characterized in that multiple optical fiber inclinometers (3) it
Between by optical cable (6) be connected in series after connect with a data collector (5)；Optical cable (6) is laid in optical cable tube body (2), and
Optical cable tube body (2) is close to the handover side of top plate (8) and side wall (9), prolongs the laying of tunnel extending direction.
5. section deformation monitoring device in tunnel according to claim 3, which is characterized in that the side of the deformation tube body (1)
A part of wall to far from deformation tube body (1) central axis direction protrusion to be formed loader (10), the optical fiber inclinometer
(3) it is contained in the loader (10).
6. section deformation monitoring device in tunnel according to claim 1, which is characterized in that when the side wall (9) in tunnel tilts
When, the side wall (9) of run-off the straight is in the vertical tilting value L joined on edge direction and the optical fiber on corresponding deformation tube body (1)
The relationship for the tilt angle theta that inclinometer (3) detects are as follows:
L=H × tan θ,
Wherein, L is the tilting value of side wall (9) on the vertical handover edge direction, and unit is rice；H be side wall (9) from handover side
To the height of tunnel ground, unit is rice；θ is the tilt angle that optical fiber inclinometer (3) detect；When side wall (9) is in vertical institute
When stating the tilting value L on handover edge direction greater than preset standard tilting value, there are risks in tunnel；Or when the side wall (9) are hanging down
When tilting value L on the straight handover edge direction is less than or equal to preset standard tilting value, tunnel safety.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910938516.3A CN110487200A (en) | 2019-09-30 | 2019-09-30 | A kind of tunnel section deformation monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910938516.3A CN110487200A (en) | 2019-09-30 | 2019-09-30 | A kind of tunnel section deformation monitoring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110487200A true CN110487200A (en) | 2019-11-22 |
Family
ID=68544716
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910938516.3A Pending CN110487200A (en) | 2019-09-30 | 2019-09-30 | A kind of tunnel section deformation monitoring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110487200A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111337505A (en) * | 2020-03-30 | 2020-06-26 | 重庆金交劲通科技股份有限公司 | Tunnel detection system |
| CN113566785A (en) * | 2021-07-16 | 2021-10-29 | 王爱峰 | Road and bridge safety detection device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207538014U (en) * | 2017-09-25 | 2018-06-26 | 西南石油大学 | A kind of foundation pit deformation monitoring device |
| CN207636035U (en) * | 2017-12-18 | 2018-07-20 | 上海巨一科技发展有限公司 | A kind of tunnel cross section convergence automatic monitoring system |
| CN108398118A (en) * | 2018-03-30 | 2018-08-14 | 中铁十四局集团有限公司 | Tunnel roof monitoring device and tunnel roof Monitoring method of the subsidence |
| CN210268549U (en) * | 2019-09-30 | 2020-04-07 | 西南石油大学 | Novel tunnel cross-section deformation monitoring device |
-
2019
- 2019-09-30 CN CN201910938516.3A patent/CN110487200A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207538014U (en) * | 2017-09-25 | 2018-06-26 | 西南石油大学 | A kind of foundation pit deformation monitoring device |
| CN207636035U (en) * | 2017-12-18 | 2018-07-20 | 上海巨一科技发展有限公司 | A kind of tunnel cross section convergence automatic monitoring system |
| CN108398118A (en) * | 2018-03-30 | 2018-08-14 | 中铁十四局集团有限公司 | Tunnel roof monitoring device and tunnel roof Monitoring method of the subsidence |
| CN210268549U (en) * | 2019-09-30 | 2020-04-07 | 西南石油大学 | Novel tunnel cross-section deformation monitoring device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111337505A (en) * | 2020-03-30 | 2020-06-26 | 重庆金交劲通科技股份有限公司 | Tunnel detection system |
| CN113566785A (en) * | 2021-07-16 | 2021-10-29 | 王爱峰 | Road and bridge safety detection device |
| CN113566785B (en) * | 2021-07-16 | 2023-02-28 | 王爱峰 | Road and bridge safety detection device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110487200A (en) | A kind of tunnel section deformation monitoring device | |
| CN211371669U (en) | Surveying instrument positioner for surveying and mapping engineering | |
| CN102394371B (en) | Antenna for remotely automatically monitoring azimuth angle and downtilt angle | |
| CN107816975B (en) | Automatic detection system for suspended empty rail bridge | |
| CN103743316A (en) | Automatic real-time monitoring system for displacement of slope bridge pier beams | |
| CN108398118A (en) | Tunnel roof monitoring device and tunnel roof Monitoring method of the subsidence | |
| CN210268549U (en) | Novel tunnel cross-section deformation monitoring device | |
| CN115675566A (en) | Track monitoring system and monitoring method | |
| CN208780682U (en) | A kind of environmental quality monitors tele-control system automatically | |
| JP2002031529A (en) | Automated position measuring system and method therefor | |
| CN203687827U (en) | Real-time and automatic curved and ramp bridge pier beam displacement monitoring equipment | |
| CN204694246U (en) | A kind of highway longitudinal gradient data measurement unit | |
| CN207963895U (en) | Intelligent building engineering verticality measurement device | |
| CN112665549B (en) | Geotechnical engineering roadbed settlement automatic monitoring system and monitoring method | |
| CN212107648U (en) | Geological disaster monitoring device | |
| CN208282816U (en) | Tunnel roof monitoring device | |
| CN211121217U (en) | Multifunctional total station | |
| CN210981172U (en) | Tunnel engineering deformation monitoring combination measurement station device | |
| CN209840972U (en) | Pile hole aperture detection device | |
| CN209230686U (en) | A kind of urban waterlogging monitoring station | |
| CN112540375A (en) | Suspension type roadway displacement observation equipment and method | |
| CN201787938U (en) | Levelness measuring system for construction equipment | |
| CN203422160U (en) | Suspension type multi-angle observation device | |
| CN105115435B (en) | The device of infrared ray bridge concrete scantling detection | |
| CN205786513U (en) | A kind of beating device and control terminal |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |