CN204924195U - Soil property side slope slope table warp monitoring system - Google Patents
Soil property side slope slope table warp monitoring system Download PDFInfo
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- CN204924195U CN204924195U CN201520714370.1U CN201520714370U CN204924195U CN 204924195 U CN204924195 U CN 204924195U CN 201520714370 U CN201520714370 U CN 201520714370U CN 204924195 U CN204924195 U CN 204924195U
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- slope
- optical cable
- soil
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- monitoring
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- Testing Or Calibration Of Command Recording Devices (AREA)
Abstract
The utility model relates to a soil property side slope slope table warp monitoring system. It includes strain sensor optical cable, temperature compensating optical cable, optical cable modem appearance, PVC pipe, slot, the particulate bankets and the back filling, the slot is latticed digging to be established on the sloping table of side slope, and strain sensor optical cable and temperature compensating optical cable are laid to its internal energy, the temperature compensating optical cable penetrates in the PVC pipe in advance, optical cable modem appearance is connected with strain sensor optical cable and temperature compensating optical cable respectively, gathers the sloping surface soil body and warp and temperature data, the bottom of slot and upper portion are filled with in proper order that the particulate bankets and the back filling. Compared with the prior art, the utility model provides a difficult problem that contradicts of traditional point type monitoring method measurement station quantity and monitoring expense, improved slope monitoring efficiency, the event but the deformation monitoring is shown in highway, railway soil property side slope slope to the wide application.
Description
Technical field
The utility model belongs to technical field of civil engineering, specifically, relates to a kind of soil-slope slope table DEFORMATION MONITORING SYSTEM.
Background technology
China's expressway construction is started late, and the seriousness of slope problem comes out.Although Real-Time Monitoring has been accomplished in external slope of highway monitoring, domestic slope of highway monitoring and prediction has been carried out less.For a long time, the security of slope project mainly relies on design to ensure.But because Rock And Soil is complicated, rock-soil mechanics still has the semi-theoretical feature of semiempirical, the degree of safety of Geotechnical Engineering is made judge to also have larger difficulty accurately over time and space.Therefore particularly serious to consequence of failure to slope of highway emphasis side slope should have corresponding monitoring means, carries out monitoring and the dynamic complementation designing, construct, reconnoitre, to monitor and to reconnoitre design, construction, guarantees the normal operation of engineering safety and highway.At present, routine monitoring method measuring point is laid and is adopted point type to lay, and point sensor costly, and is usually rule of thumb laid when carrying out measuring point and selecting, with certain blindness, the later stage there will be some position and occurs excessive deformation but the problem causing engineering disease without Monitoring Data.
Summary of the invention
For solving the problems of the technologies described above, the utility model provides that a kind of economy saves time, the soil-slope slope of convenient and efficient table DEFORMATION MONITORING SYSTEM.
A kind of soil-slope slope described in the utility model table DEFORMATION MONITORING SYSTEM, described monitoring system comprises straining sensing optical cable 1, temperature compensation optical cable 2, optical cable modulation /demodulation instrument 3, pvc pipe 4, groove 5, particulate banket 6 and backfill soil 7; Described groove 5 digs on Slope table in latticed, the temperature compensation optical cable 2 laid straining sensing optical cable 1 in it and penetrate in advance in pvc pipe 4; Described optical cable modulation /demodulation instrument 3 is connected with straining sensing optical cable 1 and temperature compensation optical cable 2 respectively, gathers slope table soil deformation and temperature data; The bottom of described groove 5 and top are filled with particulate successively and banket 6 and backfill soil 7.
A kind of soil-slope slope described in the utility model table DEFORMATION MONITORING SYSTEM, described groove 5 is 30-40cm deeply, and wide is 20cm.
A kind of soil-slope slope described in the utility model table DEFORMATION MONITORING SYSTEM, the described pvc pipe 4 diameter comparatively large 5mm of temperature compensation optical cable 2 diameter.Temperature compensation optical cable 2 is nothing constraint in pvc pipe 4, and does not strain.
A kind of soil-slope slope described in the utility model table DEFORMATION MONITORING SYSTEM, it 6 is obtain after the side slope place original state soil body being crossed 5mm sieve that described particulate bankets, and backfills and carry out compacting in channel bottom 20cm.
A kind of soil-slope slope described in the utility model table DEFORMATION MONITORING SYSTEM, described backfill soil 7 is the side slope place original state soil body, backfills and carry out compacting at groove top 20cm.
Compared with prior art, soil-slope slope described in the utility model table DEFORMATION MONITORING SYSTEM is passed through in the embedded fibers Slope table soil body, form monitoring network, be out of shape by fibre strain perception Slope table, it is far longer than conventional port monitoring method to the monitoring coverage of slope deforming and the deformation data of collection, and because of optical fiber lower than point type deformation monitoring sensor complexity, solve conventional port monitoring method measuring point quantity and the conflicting difficult problem of monitoring expense, improve slope monitoring efficiency, therefore can highway be widely used in, railway soil Slope table deformation monitoring.
Accompanying drawing explanation
Fig. 1: soil-slope slope table DEFORMATION MONITORING SYSTEM overall diagram; Fig. 2: optical fiber duct sectional view: straining sensing optical cable-1, temperature compensation optical cable-2, optical cable modulation /demodulation instrument-3, pvc pipe-4, groove-5, particulate banket-6, backfill soil-7.
Embodiment
Below in conjunction with specific embodiment, soil-slope slope described in the utility model table DEFORMATION MONITORING SYSTEM is described further, but protection domain of the present utility model is not limited to this.
Embodiment 1
A kind of soil-slope slope table DEFORMATION MONITORING SYSTEM, described monitoring system comprises straining sensing optical cable 1, temperature compensation optical cable 2, optical cable modulation /demodulation instrument 3, pvc pipe 4, groove 5, particulate banket 6 and backfill soil 7; Described groove 5 digs on Slope table in latticed, the temperature compensation optical cable 2 laid straining sensing optical cable 1 in it and penetrate in advance in pvc pipe 4; Described optical cable modulation /demodulation instrument 3 is connected with straining sensing optical cable 1 and temperature compensation optical cable 2 respectively, gathers slope table soil deformation and temperature data; The bottom of described groove 5 and top are filled with particulate successively and banket 6 and backfill soil 7.Described groove 5 is 35cm deeply, and wide is 20cm.The described pvc pipe 4 diameter comparatively large 5mm of temperature compensation optical cable 2 diameter.Temperature compensation optical cable 2 is nothing constraint in pvc pipe 4, and does not strain.Described particulate banket 6 be the side slope place original state soil body is crossed 5mm sieve after obtain, backfill in channel bottom 20cm and carry out compacting.Described backfill soil 7 is the side slope place original state soil body, backfills and carry out compacting at groove top 20cm.
Certain highway loess slope existing, one-level side slope length of grade 9m, slope height 8m.The concrete installation of this Slope table DEFORMATION MONITORING SYSTEM is operating as: 1. according to the detection requirement of side slope surface distortion, calculate optical fiber and need length, the present embodiment needs fiber lengths to be 43m (level: 9m × 3 row=27m, vertical: 3m × 2 row=6m, the each reserved 0.5m in two ends, the convenient protection of optical fiber and late time data collection, add up to 27m+6m+1m=34m); 2. dig out groove at Slope table, gash depth is 40cm, width 20cm, and groove is latticed along slope table; 3. straining sensing optical cable is laid along channel bottom total length, and reserve 0.5m at two ends, for late time data collection; 4. by be installed with the pvc pipe of temperature compensation optical cable and step 3. in straining sensing optical cable be arranged side by side in channel bottom; Straining sensing optical cable 1 and the temperature compensation optical cable 2 penetrated in advance in pvc pipe 4 are laid in serpentine; 5. the side slope original position soil body is crossed 5mm and sieve beading soil, backfill, loose laying depth 35cm, is densified to 20cm; 6. by side slope original position soil body removing rubble, backfill, loose laying depth 35cm, is densified to slope table; 7. optical cable modulation /demodulation instrument is accessed straining sensing optical cable and temperature compensation optical cable respectively, gather the soil body shown by optical cable strain and temperature data along whole slope, with temperature data, strain data is compensated and corrected.Regular reading optical cable data, with initial reading contrast, namely obtain the deformation rule of Slope list structure.
Compared with prior art, soil-slope slope described in the utility model table DEFORMATION MONITORING SYSTEM is passed through in the embedded fibers Slope table soil body, form monitoring network, be out of shape by fibre strain perception Slope table, it is far longer than conventional port monitoring method to the monitoring coverage of slope deforming and the deformation data of collection, and because of optical fiber lower than point type deformation monitoring sensor complexity, solve conventional port monitoring method measuring point quantity and the conflicting difficult problem of monitoring expense, improve slope monitoring efficiency, therefore can highway be widely used in, railway soil Slope table deformation monitoring.
Claims (5)
1. a soil-slope slope table DEFORMATION MONITORING SYSTEM, it is characterized in that, described monitoring system comprises straining sensing optical cable (1), temperature compensation optical cable (2), optical cable modulation /demodulation instrument (3), pvc pipe (4), groove (5), particulate banket (6) and backfill soil (7); Described groove (5) digs on Slope table in latticed, the temperature compensation optical cable (2) laid straining sensing optical cable (1) in it and penetrate in advance in pvc pipe (4); Described optical cable modulation /demodulation instrument (3) is connected with straining sensing optical cable (1) and temperature compensation optical cable (2) respectively, gathers slope table soil deformation and temperature data; The bottom of described groove (5) and top are filled with particulate successively and banket (6) and backfill soil (7).
2. a kind of soil-slope slope according to claim 1 table DEFORMATION MONITORING SYSTEM, it is characterized in that, described groove (5) is 30-40cm deeply, and wide is 20cm.
3. a kind of soil-slope slope according to claim 1 table DEFORMATION MONITORING SYSTEM, it is characterized in that, described pvc pipe (4) diameter is the large 5mm of temperature compensation optical cable (2) diameter comparatively.
4. a kind of soil-slope slope according to claim 1 table DEFORMATION MONITORING SYSTEM, is characterized in that, described particulate banket (6) be obtain after the side slope place original state soil body being crossed 5mm sieve, backfill in channel bottom 20cm and carry out compacting.
5. a kind of soil-slope slope according to claim 1 table DEFORMATION MONITORING SYSTEM, it is characterized in that, described backfill soil (7) is the side slope place original state soil body, backfills and carry out compacting at groove top 20cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520714370.1U CN204924195U (en) | 2015-09-15 | 2015-09-15 | Soil property side slope slope table warp monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520714370.1U CN204924195U (en) | 2015-09-15 | 2015-09-15 | Soil property side slope slope table warp monitoring system |
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| Publication Number | Publication Date |
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| CN204924195U true CN204924195U (en) | 2015-12-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520714370.1U Expired - Fee Related CN204924195U (en) | 2015-09-15 | 2015-09-15 | Soil property side slope slope table warp monitoring system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110207604A (en) * | 2019-05-15 | 2019-09-06 | 广东博智林机器人有限公司 | Cave in monitoring system, method and device |
| WO2022057864A1 (en) * | 2020-09-16 | 2022-03-24 | 中兴通讯股份有限公司 | Test method, test device and storage medium |
-
2015
- 2015-09-15 CN CN201520714370.1U patent/CN204924195U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110207604A (en) * | 2019-05-15 | 2019-09-06 | 广东博智林机器人有限公司 | Cave in monitoring system, method and device |
| WO2022057864A1 (en) * | 2020-09-16 | 2022-03-24 | 中兴通讯股份有限公司 | Test method, test device and storage medium |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151230 Termination date: 20180915 |