CN107083993A - The Embedment and installation structure and installation method of Safety Monitoring Instruments in the long tunnel of high water head - Google Patents
The Embedment and installation structure and installation method of Safety Monitoring Instruments in the long tunnel of high water head Download PDFInfo
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- CN107083993A CN107083993A CN201611146690.7A CN201611146690A CN107083993A CN 107083993 A CN107083993 A CN 107083993A CN 201611146690 A CN201611146690 A CN 201611146690A CN 107083993 A CN107083993 A CN 107083993A
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 98
- 238000009434 installation Methods 0.000 title claims abstract description 41
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 20
- 238000000034 method Methods 0.000 title claims abstract description 12
- 239000000835 fiber Substances 0.000 claims abstract description 14
- 230000005540 biological transmission Effects 0.000 claims abstract description 5
- 238000009415 formwork Methods 0.000 claims description 18
- 230000003014 reinforcing effect Effects 0.000 claims description 12
- 238000010276 construction Methods 0.000 claims description 7
- 238000005259 measurement Methods 0.000 claims description 5
- 230000003287 optical effect Effects 0.000 claims description 5
- 230000003139 buffering effect Effects 0.000 claims description 4
- 238000005520 cutting process Methods 0.000 claims description 4
- 238000003860 storage Methods 0.000 claims description 4
- 238000003466 welding Methods 0.000 claims description 4
- 238000000605 extraction Methods 0.000 claims description 3
- 239000006260 foam Substances 0.000 claims description 3
- 239000004570 mortar (masonry) Substances 0.000 claims description 3
- 239000013307 optical fiber Substances 0.000 claims description 3
- 230000002787 reinforcement Effects 0.000 claims description 3
- 230000001360 synchronised effect Effects 0.000 claims description 3
- 238000012360 testing method Methods 0.000 claims description 2
- 239000000463 material Substances 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 4
- 238000005266 casting Methods 0.000 description 3
- 238000005086 pumping Methods 0.000 description 3
- 239000002689 soil Substances 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000015271 coagulation Effects 0.000 description 2
- 238000005345 coagulation Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000006855 networking Effects 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000002023 wood Substances 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
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/04—Lining with building materials
- E21D11/10—Lining with building materials with concrete cast in situ; Shuttering also lost shutterings, e.g. made of blocks, of metal plates or other equipment adapted therefor
- E21D11/102—Removable shuttering; Bearing or supporting devices therefor
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Architecture (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Civil Engineering (AREA)
- Lining And Supports For Tunnels (AREA)
- Geophysics And Detection Of Objects (AREA)
Abstract
The invention discloses the Embedment and installation structure of Safety Monitoring Instruments in a kind of long tunnel of high water head and its specific installation method, wherein Embedment and installation structure includes some tunnel monitoring section Embedment and installation units, tunnel monitoring section Embedment and installation unit includes interim protection wooden case and some FBG monitoring instruments, each FBG monitoring instrument is respectively connected with cable, interim protection wooden case is trapezoidal, its top has openable cover plate, side has the adaptable inclined-plane in long canal side in tunnel, opening is provided with casing, the cable that each FBG monitoring instrument is picked out is introduced in interim protection wooden case by the opening, cable is used to connect temporary cable or main transmission cable.The present invention program effectively can draw stern fast by monitoring for protection instrument, improve the integrality of instrument embedding serviceability rate and monitoring materials, and the wavelength measured value of the fiber grating instrument of same monitoring section is not repeated as far as possible, improves system wavelength-division multiplex efficiency.
Description
Technical field
The invention belongs to Geotechnical Monitoring technical field, and in particular to Safety Monitoring Instruments in the long tunnel of high water head
Embedment and installation structure and its installation method.
Background technology
Safety Monitoring Instruments must be installed in Geotechnical Engineering to be monitored the links at scene, so as to different in appearance
Early warning is carried out when often to take correspondence means in time.Safety Monitoring Instruments are used as reinforcing rib meter, strain gauge, osmometer etc.
The electric-type sensor such as differential resistance type, type vibration wire.In recent years, as the implementation of defeated water diversion project and fiber grating are passed over long distances
Sense and the development of demodulation techniques, based on optical fiber Bragg raster（Fiber Bragg Grating, abbreviation FBG）Sensor is drawing
Progressively it is applied in Hydraulic Projects, this is due to that there is fiber grating instrument long distance signal transmission, flexible networking, anti-electromagnetism to do
Disturb, the advantage such as insulating requirements are low.
The difficult point that monitoring instrument one is directly subordinate in construction is installed in constructing tunnel, because tunnel distance length, space is small, apply
Work is also more extensive, and this results in constructing tunnel and wants big for the installation of Safety Monitoring Instruments, the relative Other Engineering of protection difficulty,
It can not even install at all, even if being installed in place sometimes, but in tunnel casting process, also easily monitoring instrument be caused to damage.
Moreover, the data in tunnel lining casting process can not be gathered completely.
The content of the invention
To solve the above problems, the invention discloses the Embedment and installation knot of Safety Monitoring Instruments in a kind of long tunnel of high water head
Structure and its specific installation method, can realize and the fast and stable of Safety Monitoring Instruments is installed among long tunnel.
In order to achieve the above object, the present invention provides following technical scheme：
The Embedment and installation method of Safety Monitoring Instruments, comprises the following steps in the long tunnel of high water head：
Step one, excavate after the completion of clear base, start assembling reinforcement, preceding installation form platform synchronous in this storehouse is completed in reinforcing bar colligation
Track road, is completed while formwork jumbo is assembled in adjacent storehouse concrete position, circumferentially square on same tunnel monitoring section reinforcing bar
To multiple FBG monitoring instruments are installed, the readily removable interim protection wooden case removed is fixed on tunnel floor reinforcing bar, it is the multiple
The stern fast that FBG monitoring instrument is picked out is introduced from interim protection wooden case opening in interim protection wooden case；
Step 2, monitoring instrument stern fast enters after interim protection wooden case, and these stern fasts are together in series one by one, wooden case opening is protected
Space between place and cable is sealed using expanded foam, it is to avoid concrete mortar enters；
Step 3, is connected after each FBG monitoring instrument is concatenated with guiding to the temporary cable of lower storehouse concrete, using portable
Formula fiber Bragg grating (FBG) demodulator tests whether whole monitoring instrument wavelength of energy normal acquisition connection, if any overlapping wavelengths, then adjusts
Tandem, until normal measurement；
Step 4, track of the formwork jumbo along tunnel axial direction moves into concreting position, after work in every is complete, template
Chassis deploys, and closes after-pouring concrete with wooden model in other special-shaped parts, enters to put in storage face after-pouring concrete in formwork jumbo
When, data acquisition frequency measurement on request；
Step 5, concrete is completed after initial set, removes formwork jumbo, pre-buried protection wooden case is dug out, and connects the extraction of instrument
Stern fast is directly in the inverted arch position of monitoring section gathered data one by one；
After the completion of step 6, lining construction, remove interim protection wooden case and be drawn off, optical cable welding protecting box is arranged on and faced
When the space that is left in lining cutting of protection wooden case, main cable will be fused to after FBG monitoring instrument serial or parallel connection, debugged
After the completion of last whole concrete backfill.
Further, the wavelength measured value of the fiber grating instrument in same group of same monitoring section is not repeated.
Further, FBG monitoring instrument sets at least one grating, when setting 2 and above grating, every 2 light
The nm of buffering area 0.5 is set between grid.
Further, serial number is less than 5 sensors or 10 wavelength in the step 2.
The Embedment and installation structure of Safety Monitoring Instruments in the long tunnel of high water head, including some tunnel monitoring section Embedment and installations
Unit, the tunnel monitoring section Embedment and installation unit includes interim protection wooden case and some to be embedded in same tunnel monitoring disconnected
FBG monitoring instrument on the circumference of face, each FBG monitoring instrument is respectively connected with stern fast, and each fiber grating instrument is each other
Serial or parallel connection, the interim protection wooden case is trapezoidal, and its top has openable cover plate, and side has Chang Qu sides in tunnel
Opening is provided with the adaptable inclined-plane in face, casing, the cable that each FBG monitoring instrument is picked out is drawn by the opening
Enter to interim protection wooden case, the cable is used to connect temporary cable or main transmission cable.
Further, it is arranged with protection pipe outside the cable.
Further, the protection pipe is managed for PE.
Further, the interim protection wooden case is embedded in tunnel floor platform, and its apical side height is less than or equal to flat
Countertop height.
Further, the opening is arranged on protecting box bottom surface.
Further, each FBG monitoring instrument is connected by flange and is used in same tunnel section Embedment and installation unit
Carry out construction time observation.
Compared with prior art, the invention has the advantages that and beneficial effect：
1. effective monitoring for protection instrument draws stern fast, instrument embedding serviceability rate is improved, while can collect after lining cutting is poured to mould
Pallet car removes the Monitoring Data in this period, improves the integrality of monitoring materials, accurately obtains a reference value, greatly improves
Thereafter the accuracy of data monitoring.
2. the wavelength measured value of the fiber grating instrument of same monitoring section is not repeated as far as possible, system wavelength-division multiplex efficiency is improved.
Brief description of the drawings
Fig. 1 is tunnel schematic perspective view of the present invention.
Fig. 2 is tunnel monitoring section schematic diagram.
Fig. 3 is interim protection wood box construction schematic diagram.
Fig. 4 is tunnel section schematic diagram under formwork jumbo deployed condition.
Fig. 5 is that fiber-optic grating sensor is connected Wavelength distribution schematic diagram, in figure：①:Strain wavelength zone；②：Buffering area；
③：Temperature wavelength zone；④：Buffering area.
Reference numerals list：
1- tunnels, 2- temporary cables, 3- monitoring sections, 4- protects wooden case, 401- openings, 402- inclined-planes, 403- cover plates, 5- temporarily
Fiber grating instrument, 6- stern fasts, 7- formwork jumbos, the support of 8- formwork jumbos, 9- concrete linings, 10- portable fiber-optic gratings
(FBG) demodulator, the long canals of 11-.
Embodiment
The technical scheme provided below with reference to specific embodiment the present invention is described in detail, it should be understood that following specific
Embodiment is only illustrative of the invention and is not intended to limit the scope of the invention.
The Embedment and installation method of Safety Monitoring Instruments, comprises the following steps in the long tunnel of high water head that the present invention is provided：
Step one, excavate after the completion of clear base, starting assembling reinforcement is used to pour tunnel 1, before reinforcing bar colligation is completed in this storehouse
Synchronous installation form trolley track, is completed while formwork jumbo 7 is assembled in adjacent storehouse concrete position, in same tunnel monitoring section
Along the circumferential direction tied up on 3 reinforcing bars and PE pipes are arranged outside multiple FBG monitoring instruments 5, the stern fast 6 that these instruments are picked out（Also may be used
Using other there is the material of some strength to replace PE）As protection, PE pipe plastic band colligations without galvanized wire, it is to avoid mixed
Galvanized wire cuts off protection pipe when solidifying soil vibrates and instrument draws stern fast, it is ensured that stern fast is injury-free.Tunnel monitoring section 3 is most of to be
Sector, tunnel floor is to be used to set main transmission light in the long canal 11 for being provided with the whole tunnel of insertion in the middle part of platform, platform, long canal
Cable, Chang Qu sections are up big and down small trapezoidal.Interim protection wooden case 4 is tied up on tunnel floor reinforcing bar.Interim protection wooden case is cut
Face is trapezoidal, the wide 30cm in top, the wide 40cm in bottom, is highly 25cm, length is 100cm.It is provided with the top of interim protection wooden case
Openable cover plate 403, bottom is provided with opening 401, and opening size is 20 × 30cm.Above-mentioned multiple FBG monitoring instruments
5 stern fasts 6 picked out detour rear haulage to section bottom along the fan-shaped reinforcing bar of section（As shown in Figure 2）, and introduce interim from opening
Protect in wooden case.Interim protection wooden case is wooden, easily removes and takes out after the completion of tunnel section is poured.Interim guarantor after fixation
The apical side height of guard timber case should be equal to or slightly less than the apical side height for the concrete platform that tunnel floor will be molded, and conveniently dig out
Interim protection wooden case.It should be noted that present invention meaning tunnel monitoring section axially has certain length along tunnel, it is usually
1 to 2m.
The FBG sensor array of series connection include multiple sensing gratings, (FBG) demodulator by reflected light wavelength " addressing " each
Grating, therefore the grating wavelength wavelength that should have uniqueness, i.e. sensor of series connection will avoid overlapping in whole range, order
Require that the wavelength measured value of the fiber grating instrument in same monitoring section in same group is not repeated during goods, improve system wavelength-division and answer
Use efficiency.Typically 2 gratings are set in fiber grating strain meter or reinforcing rib meter（Strain, each 1 of temperature grating）, strain, temperature
Spend grating in the range of transducer range wavelength change amplitude between 1~3 nm.It is of course also possible to only set one as needed
The individual or greater number of grating of setting.To improve reliability of the (FBG) demodulator according to wave length addressing, suggestion sets slow between every 2 gratings
Rush the nm of area 0.5, it is to avoid overlapping wavelengths when adjacent grating changes in the range of transducer range, Wavelength distribution is general such as Fig. 5
It is shown.
Step 2, monitoring instrument stern fast enters after interim protection wooden case, opens cover plate 403, these monitoring instruments should be divided into
The stern fast of monitoring instrument carries out series connection so as to each monitoring instrument of connecting with flange one by one in some groups, same group, general series connection
The wavelength measured value that quantity is less than the fiber grating instrument in 5 sensors or 10 wavelength, same group is not repeated.After each group series connection
Monitoring instrument stern fast drawn from wooden case gap or wooden case perforate outside wooden case, cover cover plate and fixed, wooden case is protected temporarily
Space between casing gap and its opening, perforate and stern fast is sealed using expanded foam, it is to avoid concrete mortar enters.
Step 3, connects temporary cable 2 by the stern fast after each FBG monitoring instrument packet concatenation, temporary cable is drawn
To outside this storehouse concrete, temporary cable is connected with portable fiber-optic grating demodulation instrument 10, as shown in figure 1, so in concrete
Data acquisition can be normally carried out during lining construction.Can be tested whether using portable fiber-optic grating demodulation instrument can normal acquisition
Whole monitoring instrument wavelength of connection, if any overlapping wavelengths, then adjust tandem, until normal measurement.
After above-mentioned steps, the Embedment and installation structure installation of Safety Monitoring Instruments in the long tunnel of high water head.
As shown in Figure 1 and Figure 2, the structure includes some tunnel monitoring section Embedment and installation units, and each section Embedment and installation unit includes
Interim protection wooden case 4 and multiple FBG monitoring instruments 5 being embedded on same tunnel monitoring section circumference, each optical fiber light
Grid monitoring instrument 5 is respectively connected with cable, and each FBG monitoring instrument 5 is one another in series or in parallel.As shown in figure 3, interim protection
Wooden case 4 is trapezoidal, and top is provided with openable cover plate 403, and its side has the adaptable inclined-plane in long canal side 11 in tunnel
402, opening 401 is provided with casing（Opening is preferred with being arranged on bottom, but can also change the specific of opening setting as needed
Position）, the cable that each FBG monitoring instrument is picked out is introduced in interim protection wooden case by the opening, each fiber grating
The cable that monitoring instrument is picked out is used to connect temporary cable or main transmission cable.
Step 4, track of the formwork jumbo along tunnel axial direction moves into concreting position, after work in every is complete,
Formwork jumbo deploys, and forms a complete sector as shown in Figure 4.In other special-shaped parts after-pouring coagulation is closed with wooden model
Soil.When formwork jumbo enters to put in storage face after-pouring concrete, the data acquisition frequency that should be on request utilizes fiber Bragg grating (FBG) demodulator
Measure.After the completion of pouring, interim protection wooden case and FBG monitoring instrument in section Embedment and installation unit all by
In Transducers Embedded in Concrete.
The step of above-mentioned casting concrete, is as follows：
Using steel pipe pumping mode, concrete is sent into from the active window of formwork jumbo.Concrete is using horizontal slice, symmetrical
Pumping, which is put in storage, to be poured.Concrete blinding chassis vibrates to be vibrated using attached vibrator, and charging window periphery poker vibrator shakes
Smash auxiliary.Concrete pumping flexible pipe injects coagulation from the charging window (gradually being moved up from most bottom one-level window) of formwork jumbo
Soil.Storehouse interior thin layer tiling, the symmetrical blanking of two side walls, unilateral continuously poured in one is highly no more than 1m, prevents template from integrally becoming
Shape, conscientiously closes a position, and prevents aggregate separated, it is ensured that continuous placing, it is to avoid cold seam occur.
Preferably, concrete vibrating uses the concrete vibrating mode that artificial vibrating spear and vibration board are combined, bottom the 2nd
Using manually vibrating below layer window, vibrated with upper bit using 8 vibration boards being evenly arranged.So concreting
It is more uniformly distributed.
Step 5,2-3 days typically after concreting, concrete completes initial set, and formwork jumbo is removed, by pre-buried guarantor
Guard timber case is dug out, and the extraction stern fast for exposing instrument can be directly in the inverted arch position of monitoring section gathered data one by one.
Step 6, after the completion of concrete lining 9 is constructed, FBG monitoring instrument needs to be fused to master after serial or parallel connection
Optical cable, can now remove interim protection wooden case and be drawn off, and optical cable welding protecting box is arranged on into interim protection wooden case exists
Cable in the space left in lining cutting, original interim protection wooden case is inserted in optical cable welding protecting box, and as needed to each
Cable carries out serial or parallel connection, last whole concrete backfill after the completion of debugging.
Technological means disclosed in the present invention program is not limited only to the technological means disclosed in above-mentioned embodiment, in addition to
Constituted technical scheme is combined by above technical characteristic.It should be pointed out that for those skilled in the art
For, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications are also considered as
Protection scope of the present invention.
Claims (10)
1. the Embedment and installation method of Safety Monitoring Instruments in the long tunnel of high water head, it is characterised in that comprise the following steps：
Step one, excavate after the completion of clear base, start assembling reinforcement, preceding installation form platform synchronous in this storehouse is completed in reinforcing bar colligation
Track road, is completed while formwork jumbo is assembled in adjacent storehouse concrete position, circumferentially square on same tunnel monitoring section reinforcing bar
To multiple FBG monitoring instruments are installed, the readily removable interim protection wooden case removed is fixed on tunnel floor reinforcing bar, it is the multiple
The stern fast that FBG monitoring instrument is picked out is introduced from interim protection wooden case opening in interim protection wooden case；
Step 2, monitoring instrument stern fast enters after interim protection wooden case, and the packet of these stern fasts is together in series, wooden case opening is protected
Space between place and cable is sealed using expanded foam, it is to avoid concrete mortar enters；
Step 3, packet is connected after each FBG monitoring instrument is concatenated with guiding to the temporary cable of lower storehouse concrete, is used
Portable fiber-optic grating demodulation instrument test whether can normal acquisition connection whole monitoring instrument wavelength, if any overlapping wavelengths, then
Tandem is adjusted, until normal measurement；
Step 4, track of the formwork jumbo along tunnel axial direction moves into concreting position, after work in every is complete, template
Chassis deploys, and closes after-pouring concrete with wooden model in other special-shaped parts, enters to put in storage face after-pouring concrete in formwork jumbo
When, data acquisition frequency measurement on request；
Step 5, concrete is completed after initial set, removes formwork jumbo, pre-buried protection wooden case is dug out, and connects the extraction of instrument
Stern fast is directly in the inverted arch position of monitoring section gathered data one by one；
After the completion of step 6, lining construction, remove interim protection wooden case and be drawn off, optical cable welding protecting box is arranged on and faced
When the space that is left in lining cutting of protection wooden case, main cable will be fused to after FBG monitoring instrument serial or parallel connection, debugged
After the completion of last whole concrete backfill.
2. the Embedment and installation method of Safety Monitoring Instruments in the long tunnel of high water head according to claim 1, it is characterised in that：
The wavelength measured value of fiber grating instrument in same group of same monitoring section is not repeated.
3. the Embedment and installation method of Safety Monitoring Instruments in the long tunnel of high water head according to claim 1 or 2, its feature exists
In：At least one grating is set in FBG monitoring instrument, when setting 2 and above grating, buffering area is set between every 2 gratings
0.5 nm。
4. the Embedment and installation method of Safety Monitoring Instruments in the long tunnel of high water head according to claim 1, it is characterised in that：
Serial number is less than 5 sensors or 10 wavelength in the step 2.
5. the Embedment and installation structure of Safety Monitoring Instruments in the long tunnel of high water head, it is characterised in that：It is disconnected including the monitoring of some tunnels
Face Embedment and installation unit, the tunnel monitoring section Embedment and installation unit include interim protection wooden case and it is some be embedded in it is same
FBG monitoring instrument on tunnel monitoring section circumference, each FBG monitoring instrument is respectively connected with stern fast, each optical fiber light
Grid instrument is one another in series or in parallel, and the interim protection wooden case is trapezoidal, and its top has openable cover plate, and side has tunnel
Opening is provided with the adaptable inclined-plane in long canal side, casing in hole, the cable that each FBG monitoring instrument is picked out passes through
The opening is introduced in interim protection wooden case, and the cable is used to connect temporary cable or main transmission cable.
6. the Embedment and installation structure of Safety Monitoring Instruments in the long tunnel of high water head according to claim 5, it is characterised in that：
Protection pipe is arranged with outside the cable.
7. the Embedment and installation structure of Safety Monitoring Instruments in the long tunnel of high water head according to claim 6, it is characterised in that：
The protection pipe is managed for PE.
8. the Embedment and installation structure of Safety Monitoring Instruments in the long tunnel of high water head according to claim 5, it is characterised in that：
The interim protection wooden case is embedded in tunnel floor platform, and its apical side height is less than or equal to platform apical side height.
9. the Embedment and installation structure of Safety Monitoring Instruments in the long tunnel of high water head according to claim 5, it is characterised in that：
The opening is arranged on protecting box bottom surface.
10. the Embedment and installation structure of Safety Monitoring Instruments in the long tunnel of high water head according to claim 5, its feature exists
In：Each FBG monitoring instrument is connected for carrying out construction time sight by flange in same tunnel section Embedment and installation unit
Survey.
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107421671A (en) * | 2017-09-08 | 2017-12-01 | 浙江省水利水电勘测设计院 | A kind of pressure gauge placing device for gentle slope inclined shaft |
| CN107460861A (en) * | 2017-08-29 | 2017-12-12 | 云南农业大学 | A kind of tubulose monitoring instrument prosthetic appliance |
| CN109269568A (en) * | 2018-10-29 | 2019-01-25 | 上海英斯泊物联网有限公司 | A kind of structural healthy monitoring system and its application method |
| CN110485388A (en) * | 2019-05-30 | 2019-11-22 | 水利部南京水利水文自动化研究所 | Hydraulic tunnel dynamic water-pressure monitoring of structures and method based on kinetic head correction |
| CN110595377A (en) * | 2019-09-25 | 2019-12-20 | 武汉理工大学 | Spatial three-dimensional system for monitoring lining deformation of underground cavern for long time |
| CN111024778A (en) * | 2018-10-10 | 2020-04-17 | 中铁一局集团有限公司 | Tunnel secondary lining preventive cavity detection system and operation control method thereof |
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| CN107460861B (en) * | 2017-08-29 | 2023-03-31 | 云南农业大学 | Tubular monitoring instrument repair equipment |
| CN107421671A (en) * | 2017-09-08 | 2017-12-01 | 浙江省水利水电勘测设计院 | A kind of pressure gauge placing device for gentle slope inclined shaft |
| CN111024778A (en) * | 2018-10-10 | 2020-04-17 | 中铁一局集团有限公司 | Tunnel secondary lining preventive cavity detection system and operation control method thereof |
| CN109269568A (en) * | 2018-10-29 | 2019-01-25 | 上海英斯泊物联网有限公司 | A kind of structural healthy monitoring system and its application method |
| CN110485388A (en) * | 2019-05-30 | 2019-11-22 | 水利部南京水利水文自动化研究所 | Hydraulic tunnel dynamic water-pressure monitoring of structures and method based on kinetic head correction |
| CN110595377A (en) * | 2019-09-25 | 2019-12-20 | 武汉理工大学 | Spatial three-dimensional system for monitoring lining deformation of underground cavern for long time |
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