CN106679579A - Mobile landslide body deformation monitoring apparatus and method - Google Patents
Mobile landslide body deformation monitoring apparatus and method Download PDFInfo
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- CN106679579A CN106679579A CN201611097027.2A CN201611097027A CN106679579A CN 106679579 A CN106679579 A CN 106679579A CN 201611097027 A CN201611097027 A CN 201611097027A CN 106679579 A CN106679579 A CN 106679579A
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- slip mass
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- deformation monitoring
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- 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
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Abstract
The invention relates to a mobile landslide body deformation monitoring apparatus. The apparatus includes a mobile carrier, a 3D laser scanner, cameras, a GNSS moving station, a GNSS base station, a computer, a GPRS wireless transmitting receiving end and a GPRS wireless transmitting emitting end. The 3D laser scanner and the GNSS moving station are disposed at the top of the mobile carrier. The cameras are mounted at the top of the 3D laser scanner. Four cameras are provided herein, among which 3 cameras are horizontally disposed at an angle of 120 degrees and one camera is disposed vertically. The computer is disposed on the mobile carrier. The GNSS moving station and the 3D laser scanners are connected to the computer. The GPRS wireless transmitting receiving end is connected to the mobile carrier. The GNSS base station is disposed a certain distance from the mobile carrier. The GPRS wireless transmitting emitting end is disposed on the GNSS base station. The invention also relates to a mobile landslide body deformation monitoring method. According to the invention, on the basis of a mobile measuring system, the apparatus and the method research the mobile monitoring system so as to enable the precision of a system to meet the requirements of deformation monitoring, also can achieve non-contact deformation monitoring, overcome the difficulty of arrange monitoring points due to abrupt landslide bodies.
Description
Technical field
The present invention relates to a kind of monitoring device, especially portable slip mass deformation monitoring device, further relates to a kind of movement
Formula slip mass deformation monitoring method, belongs to civil engineering slip mass deformation monitoring field.
Background technology
Public safety is the foundation stone of national security and social stability, is prevention and all kinds of important events of reply, accident and calamity
Evil, protection people life property safety, the basic guarantee for reducing social danger and economic loss, be government strengthen social management and
The important content of public service.For this purpose, the safety problem brought for natural disasters such as such as slip masses,《Hazards control bar
Example（The command of State Council the 394th）》、《Decision of the State Council with regard to reinforcement Prevention And Treatment of Geological Hazards（Promulgated by the State Council (2011) 20）》With
《Risk Evaluation of Geological Hazard specification》It is distinctly claimed and carries out slip mass safety monitoring Deng national relevant laws and regulations and specification, leads to
Monitoring is crossed to reduce the harm that the geological disasters such as slip mass bring.On the whole, the country is by natural environment and manually builds dam and is formed
Slip mass quantity is more, scale big, seriously threaten the safety of personnel and communal facility, safety monitoring is carried out to slip mass
It is particularly important.At present slip mass is mainly monitored using " contact ", is characterized in that monitoring point manually need to be arranged on slip mass, is examined
Consider that part slip mass is had inconvenient traffic and slope is steep, monitoring personnel cannot thereon lay monitoring point, it is therefore necessary to which research is adapted to
In " contactless " monitoring meanss of slip mass feature.Traverse measurement technology applies relatively broad on mapping circle, mainly by three
The spatial information and image of dimension laser scanner collection measurement object, using satellite and inertial positioning the position of measurement object is determined
The measurement parameters such as state, realize the measurement on any image.Although being close in measurement and deformation monitoring principle, due to deformation
Monitoring accuracy is significantly larger than measured, and general engineering survey precision is 200mm-500mm, and deformation monitoring required precision is
10mm-50mm, is to meet slip mass deformation monitoring requirement, relevant device and technology need to be studied, to meet deformation monitoring
Require.
The content of the invention
The invention aims to solve that prior art slip mass is had inconvenient traffic and slope is steep, monitoring personnel cannot cloth thereon
If the problems such as monitoring point, not enough deformation monitoring precision, there is provided a kind of non-contacting portable slip mass deformation monitoring device, including
Mobile vehicle, three-dimensional laser scanner, camera, GNSS rover stations, GNSS base stations, computer, GPRS radio transceivers end
Transmitting terminal is wirelessly transferred with GPRS, described three-dimensional laser scanner and GNSS rover stations is located at mobile vehicle top, the phase
Machine be arranged on three-dimensional laser scanner top, totally 4, described camera, wherein horizontal direction be spaced 120 ° arrange 3, vertically to
Upper arrangement 1；Described computer is laid on mobile vehicle, the GNSS rover stations, three-dimensional laser scanner and computer
Connection, the GPRS radio transceivers end is connected with mobile vehicle, and described GNSS base stations are spaced one section with mobile vehicle
Distance is arranged, and the GPRS is wirelessly transferred transmitting terminal on GNSS base stations.
Further, also including fixed support, described three-dimensional laser scanner and GNSS rover stations is located at fixed support
On, three-dimensional laser scanner and GNSS rover stations are further fixed.
Further, described three-dimensional laser scanner measurement distance >=1000m so that integrated measurement accuracy is better than
5mm。
Further, described GNSS base stations are laid in the range of slip mass 5km.
Further, described GNSS base stations and GNSS rover stations adopts choke coil antenna, double star dual-frequency receiver to make
Obtain static measurement precision and be better than 5mm.
Further, as one kind preferably, described GNSS base stations can directly adopt locality CORS net base stations.
Further, also include the target on the slip mass, the target include crosshair, the reflective target board of hexagon and
Reinforcing bar, wherein, on the reflective target board of hexagon, the reflective target board of hexagon is located on reinforcing bar, for follow-up cloud data crosshair
Processed.
Further, computer installation data resolves software, DEM modeling softwares and deformation analysis software, continues after being used for
Mould analytical data, to assess slip mass deformation extent.
Further, the pixel of the camera is 70,000,000, can obtain the photo texture of high-resolution.
The present invention also provides a kind of portable slip mass deformation monitoring method, using above-mentioned portable slip mass deformation monitoring
Device, concrete grammar is：
（1）Arranging that 1 GNSS base station, also can profit used as the working base point of GNSS rover stations in the range of slip mass 5km
With the CORS net base stations in the range of slip mass 30km as working base point.
（2）Portable slip mass deformation monitoring device is fixed on the upper frame of mobile vehicle, according to slip mass
Position adjustment three-dimensional laser scanner setting angle.
（3）3-6 target is laid on slip mass as characteristic feature point, for the analysis of landslide characteristics point deformation.
（4）Vehicle is parked in into slip mass opposite, the high accuracy cloud data of slip mass, the first phase are gathered in rest mode
The data of collection are used as reference value.Camera is carried using system, GNSS rover stations positioning system can be combined in data acquisition
System determines take pictures geographical coordinate a little and slip mass image.
（5）According to certain observation cycle, according to step（4）Carry out second phase cloud data collection.
（6）Observation of each phase cloud data is processed；
（7）By step（6）Three direction coordinate figures of second phase characteristic point that process is obtained（X、Y、Z）With first phase characteristic point three
Direction coordinate figure subtracts each other, that is, obtain the displacement at each characteristic point, so as to analyze bulk deformation.
Further, it is described to comprising the following steps that observation of each phase cloud data is processed：
1. edit：Because movable type scanning area of each phase is inconsistent, each phase scanning area is cut out according to main monitored area
Cut, be close to each phase sweep limitss；
2. it is registering：The cloud data of each phase is transformed in unified rectangular coordinate system according to GNSS flowing station coordinates；
3. model：Slip mass relief model is set up using civil 3D softwares according to cloud data；
4. target identification：In order to calculate the deformation of characteristic point, from each phase relief model same target is found out.In view of target
On there are multiple clouds, therefore select the point cloud of the center of reticule position of target to calculate characteristic point as deformation, and calculate
The coordinate of characteristic point.
Compared with prior art, its advantage is the present invention：
（1）For the slip mass having inconvenient traffic and slope is steep, monitoring personnel cannot thereon lay monitoring point, by portable landslide
Body DEFORMATION MONITORING SYSTEM is capable of achieving contactless deformation monitoring.
（2）Traverse measurement system is applied to safety monitoring field by the present invention, by being flowed using high-precision GNSS
Stand and base station, and using identification target feature point methods, when range finding is less than 1000 meters, measurement synthesis precision is in 10mm-
Between 50mm so as to which precision disclosure satisfy that deformation monitoring requirement.
Description of the drawings
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
The accompanying drawing to be used needed for having technology description is briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, without having to pay creative labor, may be used also
To obtain other accompanying drawings according to these accompanying drawings.
Fig. 1 is the structural representation of the portable slip mass deformation monitoring device of invention；
Fig. 2 is the structural representation of target of the present invention；
Fig. 3 is cloud data scattergram under the local coordinate system that the embodiment first phase is observed；
Wherein, 1, mobile vehicle；2nd, three-dimensional laser scanner；3rd, camera；4th, GNSS rover stations；5th, equipment fixed support；6th, count
Calculation machine；7th, GPRS radio transceivers end；8th, GPRS is wirelessly transferred transmitting terminal；9th, GNSS base stations；10th, crosshair；11st, six side
The reflective target board of shape；12nd, reinforcing bar；13rd, slip mass surface.
Specific embodiment
Below in conjunction with the accompanying drawings the present invention is described in further detail.
It will be understood to those of skill in the art that the following example is merely to illustrate the present invention, and should not be regarded as limiting this
Bright scope.Unreceipted particular technique or condition person in embodiment, according to technology or condition described by document in the art
Or carry out according to product description.
As shown in figure 1, a kind of portable slip mass deformation monitoring device of the present embodiment, including mobile vehicle 1, three-dimensional swash
Photoscanner 2, camera 3, GNSS rover stations 4, GNSS base stations 9, equipment fixed support 5, computer 6, GPRS are wirelessly transferred and connect
Receiving end 7 and GPRS are wirelessly transferred transmitting terminal 8, and described three-dimensional laser scanner 2 and GNSS rover stations 3 is installed on equipment fixation
5 on frame, camera 3 is arranged on the top of three-dimensional laser scanner 2；Totally 4, described camera 3, wherein horizontal direction are spaced 120 ° of cloth
3 are put, 1 is arranged straight up；Described equipment fixed support 5 is processed system according to mobile vehicle upper frame and equipment size
Make；Described computer 5 is laid on mobile vehicle 1, and GNSS rover stations 3, three-dimensional laser scanner 2 are accessed into computer 6,
Computer 6 carries out storage process to relevant information, and it is soft that computer installation data resolves software, DEM modeling softwares and deformation analysis
Part；Described GNSS base stations 9 are laid in the range of slip mass 5km, and GNSS base stations 9 and GNSS rover stations 4 are adopted and gripped
Stream circle antenna, double star dual-frequency receiver, static measurement precision is better than 5mm；Described GNSS base stations may also be employed local CORS
Net base station；Described GPRS is wirelessly transferred transmitting terminal 7 for the transmission data of GNSS base stations 4, GPRS radio transceivers end 6
It is connected with mobile vehicle 1, for receiving data.As one kind preferably, 2 measurement distances of three-dimensional laser scanner >=1000m are comprehensive
Close certainty of measurement and be better than 5mm.The pixel of camera is 70,000,000, can obtain the photo texture of high-resolution.
As shown in Fig. 2 the portable slip mass deformation monitoring device of the present embodiment also includes the target on slip mass,
The target includes crosshair, the reflective target board of hexagon and reinforcing bar, wherein, crosshair is located on the reflective target board of hexagon, six sides
The reflective target board of shape is on reinforcing bar.
Below by taking the slip mass of some hydropower station reservoir area as an example, the portable slip mass carried out using apparatus of the present invention is illustrated
The method of deformation monitoring.
Some hydropower station reservoir area slip mass is located at Yunnan Province cattle pen river right bank, by trailing edge slumped mass and leading edge landslide o earth slope two
Slip mass is constituted.Belong to monocline abrupt slope landforms in trailing edge slumped mass landform, steep lower slow, 28 ° -40 ° of the gradient, main landslide on main slip mass
Body leading edge be cliff, thickness of sliding body about 40m, area about 5.7 × 104m2, side's amount about 228 × 104m3, belong to major landslip.Leading edge is near
It is along the river landslide o earth slope shape, gliding mass side measures 38.4 × 104m3, 240 ° of main sliding direction, category major landslip.
According to field condition, safety monitoring is carried out using portable slip mass deformation monitoring device, wherein three-dimensional laser is swept
Instrument model RIEGL VZ-1000 is retouched, GNSS base stations adopt the existing slope on left bank base station in power station, GNSS rover stations to adopt
Card product is come, using the pixel camera of card 70,000,000 is come, target arranges altogether 6 to camera（P1-P6）.Carry out the observation of two phases, time altogether
At intervals of 7 days.Slip mass relief model is set up using civil 3D softwares according to cloud data, wherein, first phase model such as Fig. 3
It is shown, find out same target from each phase relief model.The point cloud of center of reticule position of target is selected as deformation
Calculating characteristic point, and the coordinate of characteristic point is calculated, two phase feature point coordinates are subtracted each other the deflection displacement for obtaining each characteristic point（△
X、△Y、△Z）, then deflection is obtained by above-mentioned displacement（）, as shown in table 1, and then analyze
Bulk deformation.
The deflection of each characteristic point of table 1（Unit：m）
The foregoing is only presently preferred embodiments of the present invention, not to limit the present invention, all spirit in the present invention and
Within principle, any modification, equivalent substitution and improvements made etc. should be included within the scope of the present invention.
Claims (10)
1. a kind of portable slip mass deformation monitoring device, it is characterised in that：Including mobile vehicle, three-dimensional laser scanner, phase
Machine, GNSS rover stations, GNSS base stations, computer, GPRS radio transceivers end and GPRS are wirelessly transferred transmitting terminal, described
, located at mobile vehicle top, the camera is arranged on three-dimensional laser scanner top for three-dimensional laser scanner and GNSS rover stations,
Totally 4, described camera, wherein horizontal direction are spaced 120 ° and arrange 3, and 1 is arranged straight up；Described computer is laid
On mobile vehicle, the connection of the GNSS rover stations, three-dimensional laser scanner and computer, the GPRS radio transceivers end
It is connected with computer, described GNSS base stations and mobile vehicle are spaced a distance setting, the GPRS is wirelessly transferred transmitting
End is on GNSS base stations.
2. portable slip mass deformation monitoring device according to claim 1, it is characterised in that：Also include fixed support,
Described three-dimensional laser scanner and GNSS rover stations is located on fixed support.
3. portable slip mass deformation monitoring device according to claim 1, it is characterised in that：Described three-dimensional laser is swept
Retouch instrument measurement distance >=1000m.
4. portable slip mass deformation monitoring device according to claim 1, it is characterised in that：Described GNSS base stations
It is laid in the range of slip mass 5km.
5. portable slip mass deformation monitoring device according to claim 1, it is characterised in that：Described GNSS base stations
Choke coil antenna, double star dual-frequency receiver are adopted with GNSS rover stations.
6. portable slip mass deformation monitoring device according to claim 1, it is characterised in that：Described GNSS base stations
Locality CORS net base stations can directly be adopted.
7. the portable slip mass deformation monitoring device according to one of claim 1-6, it is characterised in that：Also include being located at
Target on slip mass, the target includes crosshair, the reflective target board of hexagon and reinforcing bar, wherein, crosshair is located at hexagon
On reflective target board, the reflective target board of hexagon is on reinforcing bar.
8. the portable slip mass deformation monitoring device according to one of claim 1-6, it is characterised in that：Computer is installed
Data calculation software, DEM modeling softwares and deformation analysis software, the pixel of the camera is 70,000,000.
9. the portable slip mass deformation monitoring device described in a kind of utilization claim 1-6 moves formula slip mass deformation prison
Survey method, it is characterised in that：Comprise the following steps：
（1）, in the range of slip mass 5km arrange 1 GNSS base station as GNSS rover stations working base point；
（2）, according to the position adjustment three-dimensional laser scanner setting angle of slip mass；
（3）, on slip mass lay 3-6 target as characteristic feature point；
（4）, mobile vehicle is parked in slip mass opposite, the high accuracy cloud data of slip mass is gathered in rest mode, the
The data of one phase collection are combined GNSS rover stations alignment system in data acquisition and determine the geographical seat taken pictures a little as reference value
Mark and slip mass image；
（5）, through certain observation cycle, according to step（4）Carry out second phase cloud data collection；
（6）, to each phase observation cloud data process；
（7）, by step（6）Three directions of three direction coordinate figures of second phase characteristic point that process is obtained and first phase characteristic point are sat
Scale value subtracts each other, that is, obtain the displacement at each characteristic point, so as to analyze bulk deformation.
10. portable slip mass deformation monitoring method according to claim 9, it is characterised in that：It is described that each phase is observed
The step of cloud data is processed is as follows：
（1）, editor：Cutting is carried out to each phase scanning area according to main monitored area, each phase sweep limitss are close to；
（2）, registration：The cloud data of each phase is transformed in unified rectangular coordinate system according to GNSS flowing station coordinates；
（3）, modeling：Slip mass relief model is set up using Civil3D softwares according to cloud data；
（4）, target identification：Same target is found out from each phase relief model；Select the center of reticule position of target
Point cloud calculates characteristic point as deformation, and calculates the coordinate of characteristic point.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611097027.2A CN106679579A (en) | 2016-12-02 | 2016-12-02 | Mobile landslide body deformation monitoring apparatus and method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201611097027.2A CN106679579A (en) | 2016-12-02 | 2016-12-02 | Mobile landslide body deformation monitoring apparatus and method |
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| CN201611097027.2A Withdrawn CN106679579A (en) | 2016-12-02 | 2016-12-02 | Mobile landslide body deformation monitoring apparatus and method |
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Cited By (6)
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| CN110095073A (en) * | 2019-04-03 | 2019-08-06 | 中铁十六局集团第一工程有限公司 | A kind of safety monitoring slope system and method |
| CN110390687A (en) * | 2019-07-29 | 2019-10-29 | 四川大学 | A kind of dry river measurement method based on 3 D laser scanning |
| CN111895915A (en) * | 2020-07-07 | 2020-11-06 | 中国石油化工股份有限公司 | Displacement monitoring method and device in engineering |
| CN112146586A (en) * | 2020-09-23 | 2020-12-29 | 招商局重庆交通科研设计院有限公司 | Slope deformation monitoring system |
| CN113362459A (en) * | 2021-04-02 | 2021-09-07 | 成都理工大学 | Characteristic extraction method for damaged boundary of rock landslide |
| WO2023071774A1 (en) * | 2021-10-26 | 2023-05-04 | 山东神力索具有限公司 | Data processing method and apparatus for addition of load applying body, and electronic device |
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| CN110390687B (en) * | 2019-07-29 | 2021-06-01 | 四川大学 | Three-dimensional laser scanning-based river channel erosion and deposition measuring method |
| CN111895915A (en) * | 2020-07-07 | 2020-11-06 | 中国石油化工股份有限公司 | Displacement monitoring method and device in engineering |
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| CN113362459A (en) * | 2021-04-02 | 2021-09-07 | 成都理工大学 | Characteristic extraction method for damaged boundary of rock landslide |
| WO2023071774A1 (en) * | 2021-10-26 | 2023-05-04 | 山东神力索具有限公司 | Data processing method and apparatus for addition of load applying body, and electronic device |
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Application publication date: 20170517 |
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