CN204139149U - A kind of geotechnical engineering earth surface of side slope deformation monitoring device - Google Patents
A kind of geotechnical engineering earth surface of side slope deformation monitoring device Download PDFInfo
- Publication number
- CN204139149U CN204139149U CN201420614379.0U CN201420614379U CN204139149U CN 204139149 U CN204139149 U CN 204139149U CN 201420614379 U CN201420614379 U CN 201420614379U CN 204139149 U CN204139149 U CN 204139149U
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- China
- Prior art keywords
- range finder
- laser range
- side slope
- pedestal
- measurement
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Pit Excavations, Shoring, Fill Or Stabilisation Of Slopes (AREA)
- Testing Or Calibration Of Command Recording Devices (AREA)
Abstract
The utility model discloses a kind of geotechnical engineering earth surface of side slope deformation monitoring device, this device is by arranging measurement pedestal at the main Monitoring and Controlling point of side slope, by arranging angular adjustment apparatus on pedestal, the angle of adjustment laser range finder base, laser range finder is made to carry out distance measuring to measuring point each on side slope monitoring section, by determining the earth's surface distortion of side slope to the analysis of different monitoring time angle and distance.The utility model solves the monitoring point protection problem in the past measuring, reinforcing bar and cement mortar protecting control measuring point, improves precision.Measure the plug-in type design of pedestal, ensure that the simple and easy to do of measurement, and improve accuracy in measurement.By angular adjustment apparatus, make the deformation measurement of slope monitoring section more directly perceived, data are more easily analyzed.It is high that laser range finder measures applicability, avoided turning with the instrument such as total powerstation, level gauge and stood and the error that causes of parallax effects.
Description
Technical field
The utility model relates to a kind of geotechnical engineering earth surface of side slope deformation monitoring device.
Background technology
Side slope is a kind of common and great geological disaster with landslide, the accident such as such as cause that interruption of communication, river course blocking, reservoir accident, building collapse, factories and miness are buried, thus causes huge economic loss and life and property loss.Therefore, to the landslide that should not process or danger is larger, monitor its deformation dynamics, timely early warning, can the generation of disaster prevention.And in consolidation process and the side slope processed, monitoring also can provide reliable data for construction, ensures construction safety.
Surface deformation monitoring is the important component part of slope monitoring, the equipment such as level gauge, total powerstation is mostly adopted to detect earth surface of side slope distortion at present, but this monitoring method is comparatively loaded down with trivial details, and data processing is comparatively complicated, directly perceived not, particularly in the area that ground potential condition is comparatively dangerously steep, further increase the difficulty of measurement.
Summary of the invention
The purpose of this utility model is just to provide a kind of geotechnical engineering earth surface of side slope deformation monitoring device, effectively ensures the precision measured, and improves and measures efficiency.
For achieving the above object, the utility model adopts following technical scheme:
A kind of geotechnical engineering earth surface of side slope deformation monitoring device, this device comprises measurement pedestal, described measurement pedestal is connected with laser range finder base by angular adjustment apparatus, and laser range finder base installs laser range finder.
Optimized angle adjusting device adopts plug-in type to be located at and measures on pedestal.
Described laser range finder base is placed on angular adjustment apparatus, and bottom is a pointer, can recording laser rangefinder angle change.
Described laser range finder and laser range finder base pointer moment keep same straight line, ensure accuracy in measurement.
Described measurement base bottom is the reinforcing bar of diameter 20m, and reinforcing bar length is 25cm-80cm, is fixed by cement mortar after control measuring point place surface drilling, measuring point place is earthen foundation, then reinforcing bar length is 80cm, and rock quality base reinforcing bar length is 25cm, to ensure that position, monitoring point is fixed.
A kind of geotechnical engineering earth surface of side slope deformation monitoring method, comprises the following steps:
(1) hole on control measuring point, install and measure pedestal and cement mortar is fixed;
(2) measure pedestal by inserting bottom angular adjustment apparatus, and ensure that it is vertical;
(3) laser range finder base is arranged on angular adjustment apparatus by bolt;
(4) be positioned over by laser range finder on laser range finder base, adjustment angle starts slope monitoring section survey;
(5) often measure a measuring point, simultaneously recording laser rangefinder reading and angular adjustment apparatus reading, measure time data contrast by difference and grasp monitoring section earth surface of side slope deformation.
This device is by arranging measurement pedestal at the main Monitoring and Controlling point of side slope, by arranging angular adjustment apparatus on pedestal, the angle of adjustment laser range finder base, laser range finder is made to carry out distance measuring to measuring point each on side slope monitoring section, by determining the earth's surface distortion of side slope to the analysis of different monitoring time angle and distance.
The beneficial effect that the utility model has:
1, the utility model solves the monitoring point protection problem in the past measuring, reinforcing bar and cement mortar protecting control measuring point, improves precision.
2, measure the plug-in type design of pedestal, ensure that the simple and easy to do of measurement, and improve accuracy in measurement.
3, by angular adjustment apparatus, make the deformation measurement of slope monitoring section more directly perceived, data are more easily analyzed.
4, to measure applicability high for laser range finder, avoided turning with the instrument such as total powerstation, level gauge and stood and the error that causes of parallax effects.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model device;
Wherein: 1, measure pedestal; 2, angular adjustment apparatus; 3, laser range finder base; 4, laser range finder.
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model is described further.
As shown in Figure 1, a kind of geotechnical engineering earth surface of side slope deformation monitoring device, comprise and measure pedestal 1, angular adjustment apparatus 2, laser range finder base 3, laser range finder 4, angular adjustment apparatus 2 adopts plug-in type to be located on measurement pedestal 1, described laser range finder base 3 is placed on angular adjustment apparatus 2, wherein adjusting angle is carried out by bolt in angular adjustment apparatus 2 and laser range finder base 3 junction, bottom is a pointer, and described laser range finder 4 keeps same straight line with the laser range finder base 3 pointer moment, and laser range finder base places laser range finder.
A kind of geotechnical engineering earth surface of side slope deformation monitoring device and method, it is characterized in that, method of operating comprises the following steps:
(1) hole on control measuring point, install and measure pedestal 1 cement mortar and fix.
(2) measure pedestal by inserting bottom angular adjustment apparatus, and ensure that it is vertical.
(3) laser range finder base is arranged on angular adjustment apparatus by bolt.
(4) be positioned over by laser range finder on laser range finder base, adjustment angle starts slope monitoring section survey.
(5) often measure a measuring point, simultaneously recording laser rangefinder reading and angular adjustment apparatus reading, measure time data contrast by difference and grasp monitoring section earth surface of side slope deformation.
The calculating of settling rate:
At time T
1first measurement rangefinder is to monitoring point 1 reading L
0, total indicator reading θ
0;
At time T
isecond time measures rangefinder to monitoring point 1 section L
i, total indicator reading θ
i;
Then this monitoring section is S=L relative to the first accumulative sedimentation value measured
itan θ
i-L
0tan θ
0
This monitoring section is relative to the first settling rate measured
The settling rate of section is sometime
By reference to the accompanying drawings detailed description of the invention of the present utility model is described although above-mentioned; but the restriction not to the utility model protection domain; one of ordinary skill in the art should be understood that; on the basis of the technical solution of the utility model, those skilled in the art do not need to pay various amendment or distortion that creative work can make still within protection domain of the present utility model.
Claims (3)
1. a geotechnical engineering earth surface of side slope deformation monitoring device, is characterized in that, comprises measuring pedestal, described measurement pedestal and being connected with laser range finder base by angular adjustment apparatus, and laser range finder base installs laser range finder; Described angular adjustment apparatus adopts plug-in type to be located on measurement pedestal; Described laser range finder base is placed on angular adjustment apparatus, and bottom is a pointer; Described laser range finder and laser range finder base pointer keep same straight line; Described measurement base bottom is the reinforcing bar of diameter 20m, and reinforcing bar length is 25cm-80cm, is fixed by cement mortar after control measuring point place surface drilling.
2. device as claimed in claim 1, it is characterized in that, when measuring point place is earthen foundation, reinforcing bar length is 80cm.
3. device as claimed in claim 1, it is characterized in that, when measuring point place is rock quality base, reinforcing bar length is 25cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420614379.0U CN204139149U (en) | 2014-10-22 | 2014-10-22 | A kind of geotechnical engineering earth surface of side slope deformation monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420614379.0U CN204139149U (en) | 2014-10-22 | 2014-10-22 | A kind of geotechnical engineering earth surface of side slope deformation monitoring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204139149U true CN204139149U (en) | 2015-02-04 |
Family
ID=52415846
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420614379.0U Expired - Fee Related CN204139149U (en) | 2014-10-22 | 2014-10-22 | A kind of geotechnical engineering earth surface of side slope deformation monitoring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204139149U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104328777A (en) * | 2014-10-22 | 2015-02-04 | 山东大学 | Slope surface deformation monitoring device and method for geotechnical engineering |
-
2014
- 2014-10-22 CN CN201420614379.0U patent/CN204139149U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104328777A (en) * | 2014-10-22 | 2015-02-04 | 山东大学 | Slope surface deformation monitoring device and method for geotechnical engineering |
| CN104328777B (en) * | 2014-10-22 | 2016-04-06 | 山东大学 | A kind of geotechnical engineering earth surface of side slope deformation monitoring device and method |
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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 |
Granted publication date: 20150204 Termination date: 20161022 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |