CN211740166U - Parallel cross type ground surface crack landslide monitoring system - Google Patents
Parallel cross type ground surface crack landslide monitoring system Download PDFInfo
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- CN211740166U CN211740166U CN201921426352.8U CN201921426352U CN211740166U CN 211740166 U CN211740166 U CN 211740166U CN 201921426352 U CN201921426352 U CN 201921426352U CN 211740166 U CN211740166 U CN 211740166U
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Abstract
The utility model relates to a landslide crack monitoring field especially relates to a parallelly connected crossing earth's surface crack landslide monitoring system. Including landslide earth's surface displacement meter, there is base semiconductor stress sensor paster, data line (13), the cement cube, landslide earth's surface displacement meter erects respectively between first cement cube (1) and third cement cube (3), second cement cube (2) and fourth cement cube (4), first cement cube (1) and fourth cement cube (4), second cement cube (2) and third cement cube (3) and is located the landslide crack surface. The solar storage battery is located at the highest point of the whole landslide. The system is connected in series into a whole by a power supply line. The installation is simple and easy, convenient operation, and entire system's constitution is simple and easy to understand.
Description
Technical Field
The utility model relates to a landslide crack monitoring field especially relates to a parallelly connected crossing earth's surface crack landslide monitoring system.
Background
Landslide is a geological disaster with high incidence, wide range of involvement and great harm. In mountainous areas of China, certain geological disasters often occur. In the engineering construction process, negligence and errors of geological survey often bring huge loss to the whole engineering, and can influence the safety of buildings simultaneously. In the aspect of production and life, the geological disasters destroy crops to bring economic loss, and cause casualties. In order to solve the problems caused by geological disasters, the monitoring strength of the geological disasters is enhanced by combining specific causes of landslide disasters in regions, hidden danger factors are eliminated, and safety is guaranteed.
The existing landslide crack monitoring methods comprise a simple monitoring method, a large-ground precise monitoring method and an automatic remote sensing monitoring method. The simple monitoring method is to select a landslide and observe recorded data regularly by means of a simple monitoring device. The method has the defects of large workload, complex operation flow and the like. The geodetic precision measurement method is a landslide monitoring method established on the basis of a surveying and mapping technology, and the monitoring process is completed through an optical measuring instrument. The data obtained by the method is accurate, but the environment needs to be monitored, and a surveying and mapping instrument is easy to break down in a severe environment, so that the method has strict requirements on the environment. The automatic remote sensing monitoring method mainly analyzes data by means of wired and wireless transmission technologies. The method has high feasibility, but the transmission process is extremely easy to be interfered by the outside world and lacks stability.
In view of the limitation of current landslide monitoring technology, we have proposed this parallel connection crossing earth's surface crack detecting system, and this utility model no longer limits to a crack of folk prescription directional monitoring, but the earth's surface crack displacement of a plurality of directions can be monitored simultaneously, and not only so, to longer crack, the earth's surface displacement of vertical different positions can also be monitored to this system.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome prior art's is not enough, adapts to reality needs, provides a multi-crack comprehensive monitoring system.
In order to realize the purpose, the utility model discloses a technical scheme be:
a landslide monitoring system and a detection method for a parallel-connection crossed ground surface crack comprise a landslide ground surface displacement meter, a semiconductor stress sensor patch with a base, a data line, a cement cube and a solar storage battery, wherein the landslide ground surface displacement meter is respectively erected between a first cement cube and a third cement cube, between a second cement cube and a fourth cement cube, between the first cement cube and the fourth cement cube, and between the second cement cube and the third cement cube and is positioned on the surface of the landslide crack. The solar storage battery is located at the highest point of the whole landslide. The system is connected in series into a whole by a power supply line.
The parallel crossed ground surface crack landslide monitoring system is characterized in that cement cubes are arranged in a rectangular mode, and the length and the width of the rectangle are determined according to the size of a landslide crack; the data line is located 50cm outside the landslide surface displacement meter.
In the parallel crossing type ground surface crack landslide monitoring system, a substrate semiconductor stress sensor patch is respectively fixed at 1/2 in the middle of a landslide ground surface displacement meter; the electric quantity of the solar storage battery is displayed on the surface of the solar storage battery. And the data of the semiconductor stress sensor patch with the substrate and the data of the electricity quantity display meter are transmitted to a remote operation system through data lines.
According to the parallel-connection crossed ground surface crack landslide monitoring system, a landslide ground surface displacement meter main body is composed of flexible steel wires (small in expansion coefficient), the measuring range is 100mm, the resolution is 0.01mm, the precision is 0.1mm, the applicable temperature is-15-70 ℃, and the landslide ground surface displacement meter is 2m x 2 and 2.8m x 2 in length.
The parallel crossed ground surface crack landslide monitoring system is characterized in that the sensitivity coefficient of a substrate semiconductor stress sensor patch is 100, the resistance temperature coefficient is 0.1%/DEG C, the sensitivity temperature coefficient is-0.12%/DEG C, the maximum working current is 50mA, the working temperature is-30 ℃ to +80 ℃, and the limit strain is 5000 m.
The beneficial effects of the utility model reside in that:
(1) the installation is simple and easy, the operation is convenient, and the composition of the whole system is simple and easy to understand;
(2) the system has small requirement on temperature, and particularly, the integral part of the system, namely the reflective optical fiber displacement sensor, has large suitable temperature span;
(3) the crossed ground surface crack landslide monitoring system can monitor ground surface displacement in all directions;
(4) the parallel ground surface crack landslide monitoring system can monitor the ground surface displacement of a long section of crack;
(5) the purpose of saving equipment can be achieved by crossing;
(6) the solar storage battery is adopted for power supply, so that the environment is protected and the energy is saved.
Drawings
The present invention will be further described with reference to the accompanying drawings and embodiments.
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is an operation diagram.
Wherein, 1, a first cement cube; 2. a second cement cube; 3. a third cement cube; 4. a fourth cement cube; 5. a first landslide surface displacement gauge; 6. a second landslide surface displacement meter; 7. a third landslide surface displacement meter; 8. a fourth landslide surface displacement meter; 9. a first base semiconductor stress sensor patch; 10. a second active base semiconductor stress sensor patch; 11. a third base semiconductor stress sensor patch; 12. a fourth active base semiconductor stress sensor patch; 13. a data line; 14. a solar battery.
Detailed Description
The invention will be further described with reference to the following figures and examples:
see fig. 1-2.
The utility model discloses a parallelly connected crossing earth's surface crack landslide monitoring system and detection method, including landslide earth's surface displacement meter, there is base semiconductor stress sensor paster, data line 13, cement cube and solar cell 14, landslide earth's surface displacement meter erects respectively in first cement cube 1 and third cement cube 3, second cement cube 2 and fourth cement cube 4, first cement cube 1 and fourth cement cube 4, between second cement cube 2 and the third cement cube 3 and lies in the landslide crack surface. The solar cell 14 is located at the highest point of the entire landslide. The system is connected in series into a whole by a power supply line.
The parallel crossed ground surface crack landslide monitoring system is characterized in that cement cubes are arranged in a rectangular mode, and the length and the width of the rectangle are determined according to the size of a landslide crack; the data line 13 is positioned 50cm outside the landslide surface displacement meter.
In the parallel crossing type ground surface crack landslide monitoring system, a substrate semiconductor stress sensor patch is respectively fixed at 1/2 in the middle of a landslide ground surface displacement meter; the charge of the solar accumulator 14 is shown on its surface. The data of the substrate semiconductor stress sensor patch and the electricity quantity display meter are transmitted to a remote operation system through a data line 13.
According to the parallel-connection crossed ground surface crack landslide monitoring system, a landslide ground surface displacement meter main body is composed of flexible steel wires (small in expansion coefficient), the measuring range is 100mm, the resolution is 0.01mm, the precision is 0.1mm, the applicable temperature is-15-70 ℃, and the landslide ground surface displacement meter is 2m x 2 and 2.8m x 2 in length.
The parallel crossed ground surface crack landslide monitoring system is characterized in that the sensitivity coefficient of a substrate semiconductor stress sensor patch is 100, the resistance temperature coefficient is 0.1%/DEG C, the sensitivity temperature coefficient is-0.12%/DEG C, the maximum working current is 50mA, the working temperature is-30 ℃ to +80 ℃, and the limit strain is 5000 m.
The utility model discloses a use principle brief follows as follows:
(1) selecting a landslide case, carrying out field investigation, analyzing the comprehensive properties of the landslide, selecting a longitudinal landslide line with concentrated cracks, and preparing to arrange the multi-crack comprehensive monitoring system;
(2) selecting two proper positions at two longitudinal ends of the line respectively and arranging four cement blocks, and ensuring that the cement blocks are arranged in a rectangular shape, wherein the side length distance of the rectangular shape is not more than 2 m;
(3) four landslide surface displacement meters are erected above the cement cube and are transversely connected in parallel and crossed, the two crossed meters have a height difference of 20cm and are used for fixing substrate semiconductor sensor patches, and a substrate semiconductor stress sensor patch is fixed at 1/2 of the landslide surface displacement meters;
(4) the solar storage battery 14 is powered with a landslide earth surface displacement meter, a semiconductor stress sensor patch with a substrate, the data line 13 and a data transmission system through the data line 13; meanwhile, all data are transmitted to a remote control system through a data line 13;
(5) after the system is installed, the GPS antenna collects data and transmits the data to the indoor system for data analysis.
The above mentioned is only the embodiment of the present invention, not the limitation of the patent scope of the present invention, all the equivalent transformations made by the contents of the specification and the drawings or the direct or indirect application in the related technical field are included in the patent protection scope of the present invention.
Claims (5)
1. The utility model provides a parallelly connected crossing earth's surface crack landslide monitoring system, including first landslide earth's surface displacement meter (5), second landslide earth's surface displacement meter (6), third landslide earth's surface displacement meter (7), fourth landslide earth's surface displacement meter (8), first there is base semiconductor stress sensor paster (9), second there is base semiconductor stress sensor paster (10), third there is base semiconductor stress sensor paster (11), fourth there is base semiconductor stress sensor paster (12), data line (13), first cement cube (1), second cement cube (2), third cement cube (3), fourth cement cube (4) and solar battery (14), its characterized in that: the landslide land surface displacement meter comprises a first landslide land surface displacement meter (5), a second landslide land surface displacement meter (6), a third landslide land surface displacement meter (7) and a fourth landslide land surface displacement meter (8), wherein the first landslide land surface displacement meter is erected between a first cement cube (1) and a third cement cube (3), the second cement cube (2) and a fourth cement cube (4), the first cement cube (1) and the fourth cement cube (4), and the second cement cube (2) and the third cement cube (3) and located on the surface of a landslide crack; the solar storage battery (14) is positioned at the highest point of the whole landslide; the system is connected in series into a whole by a power supply line.
2. The parallel-crossing surface fracture landslide monitoring system of claim 1, wherein: the first cement cube (1), the second cement cube (2), the third cement cube (3) and the fourth cement cube (4) are arranged in a rectangular mode, and the length and the width of the rectangle are determined according to the size of a landslide crack; the data line (13) is positioned at the position 50cm outside the second landslide surface displacement meter (6).
3. The parallel-crossing surface fracture landslide monitoring system of claim 1, wherein: a first substrate-containing semiconductor stress sensor patch (9), a second substrate-containing semiconductor stress sensor patch (10), a third substrate-containing semiconductor stress sensor patch (11) and a fourth substrate-containing semiconductor stress sensor patch (12) are respectively fixed at 1/2 positions in the middle of the first landslide earth surface displacement meter (5), the second landslide earth surface displacement meter (6), the third landslide earth surface displacement meter (7) and the fourth landslide earth surface displacement meter (8); the electric quantity of the solar storage battery (14) is displayed on the surface of the solar storage battery; the data of the semiconductor stress sensor patch with the substrate and the data of the electricity quantity display meter are transmitted to a remote operation system through a data line (13).
4. The parallel-crossing surface fracture landslide monitoring system of claim 1, wherein: the landslide surface displacement meter comprises a flexible steel wire, the measuring range is 100mm, the resolution is 0.01mm, the precision is 0.1mm, the applicable temperature is-15-70 ℃, and the landslide surface displacement meter is 2m x 2 and 2.8m x 2 in length.
5. The parallel-crossing surface fracture landslide monitoring system of claim 3, wherein: the sensitivity coefficient of the semiconductor stress sensor patch with the substrate is 100, the resistance temperature coefficient is 0.1%/DEG C, the sensitivity temperature coefficient is-0.12%/DEG C, the maximum working current is 50mA, the working temperature is-30 ℃ to +80 ℃, and the limit strain is 5000 m.
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| CN201921426352.8U CN211740166U (en) | 2019-08-30 | 2019-08-30 | Parallel cross type ground surface crack landslide monitoring system |
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| CN201921426352.8U CN211740166U (en) | 2019-08-30 | 2019-08-30 | Parallel cross type ground surface crack landslide monitoring system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110500982A (en) * | 2019-08-30 | 2019-11-26 | 南昌大学 | A kind of parallel connection staggered form surface cracks Landslide Forecast System |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110500982A (en) * | 2019-08-30 | 2019-11-26 | 南昌大学 | A kind of parallel connection staggered form surface cracks Landslide Forecast System |
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