CN203116725U - Tunnel deformation real-time automatic monitoring system - Google Patents
Tunnel deformation real-time automatic monitoring system Download PDFInfo
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- CN203116725U CN203116725U CN 201320065016 CN201320065016U CN203116725U CN 203116725 U CN203116725 U CN 203116725U CN 201320065016 CN201320065016 CN 201320065016 CN 201320065016 U CN201320065016 U CN 201320065016U CN 203116725 U CN203116725 U CN 203116725U
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Abstract
A tunnel deformation real-time automatic monitoring system comprises an angle measuring device composed of an inclination measuring unit placing pipe and inclination measuring units. The inclination measuring unit placing pipe is inserted into surrounding rocks outside an excavation contour in a tunnel arch part, and is parallel with a to-be-excavated tunnel. All the inclination measuring units in the inclination measuring unit placing pipe are in signal connection with a signal processor via a data line, wherein the signal processor is in signal connection with a terminal, and comprises a CPU (Central Processing Unit), a power supply module, a clock module, a memory, an input module and an output module. The monitoring system can measure vertical and horizontal deformation values of arch-part surrounding rocks in different positions in front of a tunnel face as well as a variation trend of surrounding rock deformation with approach of the tunnel face, monitor surrounding rock deformation in front of the tunnel face timely, continuously and automatically, and send monitoring results to the terminal in real time.
Description
Technical field
The utility model relates to a kind of tunnel deformation monitoring device that is applied in the constructing tunnel.
Background technology
The deformation measurement in tunnel generally is to carry out at the face rear in tunnel at present, the main cunicular vault of the content of measuring sinks to being out of shape and convergent deformation, can be referred to as convergent deformation, measure the basic manual measurement that adopts, also have mode such as the optics of employing autoscan imaging to measure in recent years.
The tunnel excavation method of developed recently is thought as " new meaning method ", the deflection of the front of tunnel heading in tunnel has certain quantitative relationship with the deflection at the face rear in tunnel, that is to say if can accurately measure the surrouding rock deformation of front of tunnel heading along with the change curve that closes on (being arch, tunnel surrouding rock deformation curve) of face, just can analysis and judgement go out the degree of stability of face and the total deformation at face rear, thereby just can take corresponding measure to guarantee tunnel safe construction under certain cost.But how to obtain the surrouding rock deformation of front of tunnel heading along with the change curve that closes on of face, also do not have ideal method so far.
The utility model content
The purpose of this utility model provides a kind of tunnel deformation real-time automatic monitoring system, in the time of solving tunnel excavation, the surrouding rock deformation of bad acquisition front of tunnel heading is along with the technical matters of the change curve that closes on of face.
For achieving the above object, the utility model adopts following technical scheme: a kind of tunnel deformation real-time automatic monitoring system, include angle measurement unit, it is characterized in that: the deviational survey unit that described angle measurement unit all is sealed by two ends is laid pipe and axially spaced-apart and is fixed on the deviational survey unit and lays the interior deviational survey unit of pipe and form; Described deviational survey unit is laid in the country rock that pipe is plugged in arch, the tunnel excavation outline line outside, and to lay pipe parallel with the tunnel axis of intending excavating in the deviational survey unit; All deviational survey unit that described deviational survey unit is laid in the pipe are connected with the signal processor signal by data line, and signal processor is connected with terminal signaling again.
Described signal processor includes CPU, power module, clock module, storer, load module and output module, wherein load module receives vertical angle value and the horizontal direction angle value that the deviational survey unit is sent by data line, CPU receives the vertical angle value and the horizontal direction angle value that come by storer with load module and is treated to net result, and output module sends net result to terminal.
Described output module can be wired output module or/and wireless output module.
Described wireless output module can be GPRS module, WIFI module or 3G module.
Described deviational survey unit includes CPU, power module, clock module, storer, A/D converter, angular transducer and output module, wherein angular transducer monitoring in real time under the control of CPU, and vertical angle value and horizontal direction angle value that angular transducer monitors reach storer by A/D converter and CPU, and CPU reaches signal processor with vertical angle value and the horizontal direction angle value of storing in the storer by output module again.
Described deviational survey unit is laid pipe and be can be plastic tube or steel pipe.
Described terminal can be mobile phone, computer or Internet Server.
Compared with prior art the utlity model has following characteristics and beneficial effect: the utility model has utilized the deviational survey unit of fixed position to lay pipe and deviational survey unit, can measure vertical deformation values, horizontal direction deformation values and the surrouding rock deformation of arch country rock of diverse location of tunnel tunnel face front with the close variation tendency of face.The utility model has also utilized signal processor, can continue monitoring automatically to the surrouding rock deformation of the front of tunnel heading in tunnel in real time and be sent to terminal during with the fructufy of monitoring to use for the technician.
Description of drawings
The utility model is described in more detail below in conjunction with accompanying drawing.
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the module diagram of deviational survey unit.
Fig. 3 is the module diagram of signal processor and deviational survey unit matching.
Fig. 4 is that angle measurement unit is inserted in the synoptic diagram in the country rock.
Fig. 5 is the distribution schematic diagram of angle measurement unit.
Reference numeral: 1-deviational survey unit lays that pipe, 2-deviational survey unit, 3-data line, 4-tunnel, 5-face, 6-signal processor, 7-terminal, 8-external power supply, 9-power lead, 10-tunnel have excavated part, the 11-tunnel does not excavate part, 12-reference zero.
Embodiment
Embodiment is referring to shown in Fig. 1-5, and this tunnel deformation real-time automatic monitoring system includes angle measurement unit.The deviational survey unit that angle measurement unit all is sealed by two ends lay the pipe 1 and axially spaced-apart be fixed on the deviational survey unit lay the pipe in deviational survey unit 2 form.
Described deviational survey unit is laid in the country rock that pipe 1 is plugged in arch, the tunnel excavation outline line outside, and to lay pipe 1 parallel with tunnel 4 axis of intending excavating in the deviational survey unit.The deviational survey unit is laid pipe 1 and is plastic tube or steel pipe.In the present embodiment, the deviational survey unit is laid pipe 1 and be inserted with 3 at interval in the country rock of the excavation outline line outside, arch, tunnel, in other embodiments, also can only plug 1, perhaps plugs 2,4,5 or more at interval.
All deviational survey unit 2 that described deviational survey unit is laid in the pipe 1 are connected with signal processor 6 signals by data line 3, and signal processor 6 is connected with terminal 7 signals again.Terminal 7 can be mobile phone, computer or Internet Server etc.
Described signal processor 6 includes CPU, power module, clock module, storer, load module (being multi-user's incoming traffic serial ports) and output module, wherein load module receives vertical angle value and the horizontal direction angle value that deviational survey unit 2 is sent by data line 3, CPU receives the vertical angle value and the horizontal direction angle value that come by storer with load module and is treated to net result, and output module sends net result to terminal 7.
In the present embodiment, output module is made up of wired output module (being the outputting communication serial ports) and GPRS module, and namely signal processor 6 both had been provided with wired output module, was provided with wireless output module again.During use, signal processor 6 both can be connected (namely the mode by limited communication is connected with terminal 7 signals) by wired output module with terminal 7 signals, also can be connected (namely the mode by wireless telecommunications is connected with terminal 7 signals) with terminal 7 signals by the GPRS module, that is to say that signal processor 6 can select wireless telecommunications or limited communication to be connected with terminal 7 signals according to actual conditions.
In other embodiments, also can adopt wireless output modules such as WIFI module or 3G module to replace the GPRS module.
In other embodiments, signal processor 6 can also be that light is provided with wired output module or light is provided with wireless output module.
Described deviational survey unit 2 includes CPU, power module, clock module, storer, A/D converter, angular transducer and output module, wherein angular transducer monitoring in real time under the control of CPU, and vertical angle value and horizontal direction angle value that angular transducer monitors reach storer by A/D converter and CPU, and CPU reaches signal processor 6 with vertical angle value and the horizontal direction angle value of storing in the storer by output module again.
The utility model is behind the tunnel excavation certain depth, and the distortion at face rear also can record in real time, this kind deformation energy reflection tunnel intensity of protecting.After tunnel excavation was finished, this sensor still can react the distortion situation in tunnel.
Generally speaking, during tunnel excavation, the front of tunnel heading deformation range is in 2-3 times of distance of tunnel height.
A plurality of deviational surveys unit in the utility model can be laid the deformation monitoring hole of managing 1 place to this deviational survey unit and carry out deformation observation.Specifically, deviational survey unit (1-3 rice usually) at regular intervals arranges, owing to can cause the surrounding soil distortion during tunnel excavation, so closing on along with face in digging process, the general front of tunnel heading soil body can produce increasing distortion, the deviational survey unit can observe front of tunnel heading arch country rock or other positions with space or time deformation situation, for the stability of front of tunnel heading is done quantitative judgement, that is to say that the deflection of diverse location of tunnel tunnel face front and distortion can be measured with the close variation tendency of face in the deviational survey unit.
Use is united with signal processor 6 in all deviational survey unit 2, can uninterruptedly observe.Each deviational survey unit has data line separately to be connected to signal processor respectively, signal processor stores the signal (being vertical angle value and the horizontal direction angle value that the deviational survey unit measures) that receives and handle, then result is transferred on the terminal 7 by wired or wireless, as most preferred embodiment, terminal 7 is Internet Servers, like this technician just can grasp at any time or by network check, the analysis to measure data.Specifically, when tunnel excavation, the deviational survey point of deformation monitoring Kongzui front end is far away apart from excavated section, and excavation is to its almost not influence, and its angle parameter does not change substantially yet.The technician can be with foremost deviational survey point as reference point, draw arch, tunnel surrouding rock deformation curve by terminal 7 result displayed (namely showing two values of vertical deformation values and horizontal direction deformation values simultaneously), analyze arch surrouding rock deformation situation, when the vertical deformation values of country rock or/and horizontal direction deformation values when reaching early warning value, show in the tunnel excavation process, the country rock instability need be taked reinforcement measure.
The tunnel deformation real-time automatic monitoring method of described application tunnel deformation real-time automatic monitoring system, its step is as follows.
Step 4, in the tunnel excavation process, monitor in real time to the country rock in arch, the tunnel excavation outline line outside deviational survey unit, and the vertical angle value that will real-time monitor and horizontal direction angle value be sent to signal processor 6, signal processor 6 is according to formula
Calculate
, according to formula
Calculate
, and signal processor 6 will
With
Be sent to terminal 7, described
When being positioned at residing position, N deviational survey unit along tunnel excavation direction number, face, the vertical deformation values of the arch country rock at face place, described
When being positioned at residing position, N deviational survey unit along tunnel excavation direction number, face, the horizontal direction deformation values of the arch country rock at face place, described
For the vertical angle value that records along tunnel excavation direction number, a N deviational survey unit, described
For the vertical angle value that records along tunnel excavation direction number, a N+X deviational survey unit, described
For the horizontal direction angle value that records along tunnel excavation direction number, a N deviational survey unit, described
Be the horizontal direction angle value that records along tunnel excavation direction number, a N+X deviational survey unit, described N is along tunnel excavation direction number, a N deviational survey unit, described X is X deviational survey unit along tunnel excavation direction number, front of tunnel heading, and described L is the spacing between the deviational survey unit.
Illustrate: referring to Fig. 4, certain deviational survey unit is laid pipe and has been adopted ten of one group of deviational survey unit of being made by the acceleration obliquity sensor in 1, lays in the pipe 1 in the deviational survey unit of having constructed in tunnel by 3 meters pitch arrangement.If the tilt readings of ten deviational survey unit is respectively
,
,
,
,
,
...,
,
, establishing 3 meters, the place ahead, the tenth deviational survey unit is reference zero 12, then the vertical deformation values of the arch country rock at face place is about H
Five, the horizontal direction deformation values of the arch country rock at face place is about h
Five,Reading by ten deviational survey unit, the 5th deviational survey unit to the can be calculated as follows:
,
Claims (7)
1. tunnel deformation real-time automatic monitoring system, include angle measurement unit, it is characterized in that: the deviational survey unit that described angle measurement unit all is sealed by two ends is laid pipe (1) and axially spaced-apart and is fixed on the deviational survey unit of laying in the pipe deviational survey unit (2) and forms; Described deviational survey unit is laid in the country rock that pipe (1) is plugged in arch, the tunnel excavation outline line outside, and to lay tunnel (4) axis that pipe (1) and plan excavate parallel in the deviational survey unit; All deviational survey unit (2) that described deviational survey unit is laid in the pipe (1) are connected with signal processor (6) signal by data line (3), and signal processor (6) is connected with terminal (7) signal again.
2. tunnel deformation real-time automatic monitoring according to claim 1 system, it is characterized in that: described signal processor (6) includes CPU, power module, clock module, storer, load module and output module, wherein load module receives vertical angle value and the horizontal direction angle value that deviational survey unit (2) is sent by data line (3), CPU receives the vertical angle value and the horizontal direction angle value that come with load module and is treated to net result, and being stored in storer, output module sends net result to terminal (7) simultaneously.
3. tunnel deformation real-time automatic monitoring according to claim 2 system, it is characterized in that: described output module is that wired output module is or/and wireless output module.
4. tunnel deformation real-time automatic monitoring according to claim 3 system, it is characterized in that: described wireless output module is GPRS module, WIFI module or 3G module.
5. tunnel deformation real-time automatic monitoring according to claim 1 system, it is characterized in that: described deviational survey unit (2) includes CPU, power module, clock module, storer, A/D converter, angular transducer and output module, wherein angular transducer monitoring in real time under the control of CPU, and vertical angle value and horizontal direction angle value that angular transducer monitors reach storer by A/D converter and CPU, and CPU reaches signal processor (6) with vertical angle value and the horizontal direction angle value of storing in the storer by output module again.
6. tunnel deformation real-time automatic monitoring according to claim 1 system, it is characterized in that: it is plastic tube or steel pipe that pipe (1) is laid in described deviational survey unit.
7. tunnel deformation real-time automatic monitoring according to claim 1 system, it is characterized in that: described terminal (7) is mobile phone, computer or Internet Server.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320065016 CN203116725U (en) | 2013-02-05 | 2013-02-05 | Tunnel deformation real-time automatic monitoring system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320065016 CN203116725U (en) | 2013-02-05 | 2013-02-05 | Tunnel deformation real-time automatic monitoring system |
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| CN203116725U true CN203116725U (en) | 2013-08-07 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103134462A (en) * | 2013-02-05 | 2013-06-05 | 北京首尔工程技术有限公司 | Tunnel deformation real-time automatic monitoring system and monitoring method |
| CN107024182A (en) * | 2017-03-16 | 2017-08-08 | 东华理工大学 | A kind of shield tunnel deformation wireless monitor system and method |
| CN108253924A (en) * | 2017-12-29 | 2018-07-06 | 上海建工集团股份有限公司 | A kind of steel construction deforms automatic inclination measurement device |
| CN110006393A (en) * | 2019-04-01 | 2019-07-12 | 山东大学 | A kind of constructing tunnel Vault settlement monitoring device and method |
| CN110595367A (en) * | 2019-09-26 | 2019-12-20 | 上海勘察设计研究院(集团)有限公司 | Method for finely detecting deformation and displacement of existing tunnel structure |
-
2013
- 2013-02-05 CN CN 201320065016 patent/CN203116725U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103134462A (en) * | 2013-02-05 | 2013-06-05 | 北京首尔工程技术有限公司 | Tunnel deformation real-time automatic monitoring system and monitoring method |
| CN107024182A (en) * | 2017-03-16 | 2017-08-08 | 东华理工大学 | A kind of shield tunnel deformation wireless monitor system and method |
| CN108253924A (en) * | 2017-12-29 | 2018-07-06 | 上海建工集团股份有限公司 | A kind of steel construction deforms automatic inclination measurement device |
| CN110006393A (en) * | 2019-04-01 | 2019-07-12 | 山东大学 | A kind of constructing tunnel Vault settlement monitoring device and method |
| CN110595367A (en) * | 2019-09-26 | 2019-12-20 | 上海勘察设计研究院(集团)有限公司 | Method for finely detecting deformation and displacement of existing tunnel structure |
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