CN215495345U - Regional landslide disaster early warning system based on GPRS - Google Patents
Regional landslide disaster early warning system based on GPRS Download PDFInfo
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Abstract
The utility model discloses a GPRS-based regional landslide hazard early warning system, which relates to the technical field of landslide hazard early warning and comprises a data acquisition device, a data processing device, a landslide hazard map display device and a landslide hazard warning device, wherein the data acquisition device is connected with the data processing device through a GPRS communication protocol, and the data processing device is respectively connected with the landslide hazard map display device and the landslide hazard warning device; the data acquisition device comprises a rain gauge, a soil humidity sensor and a landslide displacement information acquisition device and is used for acquiring landslide disaster influence factor information; the data processing device receives various information transmitted through the GPRS communication protocol, compares the information with a set threshold value to obtain the occurrence probability of the landslide disaster, further grades the probability, and displays and alarms by using the landslide disaster map display device and the landslide disaster alarm device. The utility model can rapidly, accurately and vividly alarm the landslide prediction result to corresponding people.
Description
Technical Field
The utility model relates to the technical field of landslide hazard early warning, in particular to a GPRS-based regional landslide hazard early warning system.
Background
Landslide refers to the sliding geological phenomenon of slope rock-soil mass along the shearing failure surface of inertial navigation, the reason for generating landslide is generally related to geology, topography, rainfall, etc., landslide often causes huge losses, some even devastating disasters, to industrial and agricultural production and people's lives and properties. Therefore, in order to reduce the catastrophic effect caused by landslide, the landslide needs to be predicted and alarmed in advance, and relevant measures need to be taken in advance. However, in the prior art, landslide disaster prediction generally uses devices such as an inclinometer to detect landslide displacement and then warn landslide, but there are still many drawbacks in the prior art, including single influence factor on landslide, inaccurate and untimely warning result, and inability to accurately notify corresponding people.
Based on the defects in the prior art, how to provide a landslide early warning system which can warn more accurately and quickly and inform related people in time and take related measures is a problem that needs to be solved urgently by technical staff in the field.
SUMMERY OF THE UTILITY MODEL
In view of the above, the utility model provides a regional landslide hazard early warning system based on GPRS.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a regional landslide hazard early warning system based on GPRS comprises a data acquisition device, a data processing device, a landslide hazard map display device and a landslide hazard warning device, wherein the data acquisition device is in communication connection with the data processing device through a GPRS communication protocol, and the data processing device is respectively connected with the landslide hazard map display device and the landslide hazard warning device;
the data acquisition device is used for gathering landslide calamity influence factor information, includes:
the rainfall meter is used for collecting rainfall information in real time;
the soil humidity sensor is used for collecting soil humidity information in real time;
landslide displacement information collection system for gather landslide displacement information, landslide displacement information collection system specifically includes triaxial acceleration sensor, geomagnetic sensor and singlechip, and wherein triaxial acceleration sensor is used for gathering triaxial acceleration data, and geomagnetic sensor is used for gathering the displacement direction, and the singlechip obtains the displacement volume according to triaxial acceleration, according to the displacement volume combines the displacement direction, obtains landslide displacement data information, can learn landslide displacement volume and displacement direction more accurately through the device, and measured data is more accurate.
And the data processing device is used for receiving the landslide disaster influence factor information transmitted through a GPRS communication protocol and comparing the landslide disaster influence factor with a set threshold value to obtain landslide disaster occurrence probability information.
The landslide hazard map display device is used for displaying the landslide occurrence probability on the map according to the landslide hazard occurrence probability information output by the data processing device, and displaying the landslide occurrence probability on the display in a map display mode, so that the landslide hazard in which area exists can be more vividly and accurately judged.
The landslide hazard alarm device is used for alarming according to the probability of landslide occurrence and timely reminding related workers and user groups in a dangerous area.
Preferably, the data processing device is further connected with the internet, acquires rainfall information at the current moment and at the future moment, provides a data basis for predicting the probability of landslide at the future moment, and can make the predicted landslide probability more accurate according to the future rainfall information acquired from the internet.
Furthermore, the data processing device also comprises a memory, and the memory is used for storing various data collected by the data collecting device to form historical data, so that the historical data can be called by subsequent workers at any time when the follow-up workers need to use the data, and a basis is provided for landslide disaster research.
The data acquisition device also comprises a timer which is used for timing the rainfall time to obtain the rainfall time information.
The landslide hazard alarm device comprises a central alarm device and a client alarm device, wherein the central alarm device comprises a loudspeaker and is used for alarming to a meteorological department, and the client alarm device is a mobile phone or a tablet used by a client and alarms to the client in a short message mode.
The landslide hazard map display device comprises a central display device and a client display device, wherein the central display device is used for displaying the map landslide probability of a meteorological department, and the client display device is used for displaying the map landslide probability of a client.
The central display device comprises a display arranged in a meteorological department, and the display displays the landslide occurrence probability on a map; the client display device comprises a client mobile display, a display comprising a mobile phone or a tablet, and is used for displaying the landslide occurrence probability on the map.
The landslide hazard warning device further comprises a client position obtaining unit used for obtaining the geographical position of the client, and if the position of the client is located in the landslide warning area, the client warning device gives an alarm to the client, otherwise, the client does not give an alarm. By carrying out accurate positioning alarm, the user who is not in a dangerous area is prevented from being disturbed.
The data processing device comprises a comparator and a single chip microcomputer, the data acquisition device is connected with the comparator, and the comparator is connected with the single chip microcomputer. The comparator is used for comparing the data acquired by the data acquisition device with a set threshold value, and the singlechip is used for obtaining the landslide occurrence probability according to the threshold value comparison result.
Further, the data processing device is followed by a landslide probability grading device, which comprises a comparator. After the data processing device obtains the landslide occurrence probability, the probability is graded by using a comparator of the landslide probability grading device, and graded display and graded alarm are performed in the landslide hazard map display device and the landslide hazard alarm device.
Compared with the prior art, the technical scheme has the advantages that the regional landslide hazard early warning system based on GPRS has the following beneficial effects:
(1) according to the landslide prediction method and device, influence factors about landslide collected by the data collection device are more comprehensive, landslide displacement is measured in a mode of combining the triaxial acceleration sensor and the geomagnetic sensor, the measurement result is more accurate, a more accurate data base is provided for subsequent landslide prediction, and the prediction result is more accurate.
(2) The method and the device have the advantages of low cost, high transmission rate and the like, and can quickly predict the probability of landslide in the future.
(3) The data processing device processes the data collected by the data collecting device and calls rainfall information at a future moment in the Internet to predict the probability of landslide at the future moment, so that the prediction result is more accurate.
(4) The landslide occurrence probability is graded, and graded display and graded alarm are carried out on the landslide disaster map display device and the landslide disaster alarm device, so that workers and users can know the landslide occurrence probability information more intuitively and quickly, and relevant measures can be taken conveniently and timely.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
FIG. 1 is a schematic diagram of the system structure of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The embodiment of the utility model discloses a GPRS-based regional landslide hazard early warning system which comprises a data acquisition device, a data processing device, a landslide hazard map display device and a landslide hazard warning device, wherein the data acquisition device is in communication connection with the data processing device through a GPRS communication protocol, and the data processing device is respectively connected with the landslide hazard map display device and the landslide hazard warning device.
Wherein, data acquisition device includes:
the rainfall meter is used for acquiring rainfall information of different area positions in real time;
the soil humidity sensor is used for acquiring soil humidity information at different positions and different depths in real time;
landslide displacement information collection system for gather landslide displacement information, landslide displacement information collection system specifically includes triaxial acceleration sensor, geomagnetic sensor and singlechip, and wherein triaxial acceleration sensor is used for gathering triaxial acceleration data, and geomagnetic sensor is used for gathering the displacement direction, and the singlechip obtains the displacement volume according to triaxial acceleration, combines the displacement direction according to the displacement volume, obtains accurate landslide displacement data information. The combination of the triaxial acceleration sensor, the geomagnetic sensor and the single chip microcomputer is distributed at different geographical positions and used for acquiring landslide displacement data information of different regions and different positions.
In one embodiment, the data acquisition device further comprises a timer for timing the rainfall time to obtain rainfall time information, and more reference data information is provided for subsequent landslide probability prediction.
And the data processing device is used for receiving the landslide disaster influence factor information transmitted through a GPRS communication protocol and comparing the landslide disaster influence factor with a set threshold value to obtain landslide disaster occurrence probability information. The data processing device specifically comprises a comparator and a single chip microcomputer, the data acquisition device is connected with the comparator, and the comparator is connected with the single chip microcomputer. The comparator is used for comparing data acquired by the data acquisition device with a set threshold value, the threshold value is obtained according to historical relevant data when landslide occurs, and the single chip microcomputer is used for obtaining the probability of occurrence of landslide according to a threshold value comparison result.
In one embodiment, the data processing device is further connected with the internet, acquires rainfall information at the current time and the future time, provides a data base for predicting the probability of landslide at the future time, and can enable the predicted landslide probability to be more accurate according to the future rainfall information acquired from the internet.
Preferably, the data processing device further comprises a memory, and the memory is used for storing various data acquired by the data acquisition device to form historical data, so that the historical data can be called by subsequent workers at any time when the follow-up workers need to use the historical data, and a basis is provided for landslide hazard research.
The system also comprises a landslide probability grading device, wherein the landslide probability grading device is connected with the data processing device and specifically comprises a comparator. After the data processing device obtains the landslide occurrence probability, the probability is graded by using a comparator of the landslide probability grading device, and graded display and graded alarm are performed in the landslide hazard map display device and the landslide hazard alarm device.
The landslide hazard map display device is used for displaying the landslide occurrence probability on the map according to the landslide hazard occurrence probability information output by the data processing device, and displaying the landslide occurrence probability on the display in a map display mode, so that the landslide hazard in which area exists can be more vividly and accurately judged. Meanwhile, the landslide hazard map display device can display rainfall information, soil data information, landslide displacement information and other data information in each area, so that the landslide hazard map display device is more complete in function, and the efficiency of workers and the user experience are improved.
The landslide hazard map display device comprises a central display device and a client display device, wherein the central display device is used for displaying the map landslide probability of a meteorological department, and the client display device is used for displaying the map landslide probability of a client. The central display device comprises a display arranged in a meteorological department, and the display displays the landslide occurrence probability on a map; the client display device comprises a client mobile display, a display comprising a mobile phone or a tablet, and is used for displaying the landslide occurrence probability on the map.
The landslide hazard alarm device is used for alarming according to the probability of landslide occurrence and timely reminding related workers and user groups in a dangerous area. The landslide hazard alarm device comprises a central alarm device and a client alarm device, wherein the central alarm device comprises a loudspeaker and/or an LED lamp and is used for alarming to a meteorological department, and the client alarm device is a mobile phone or a panel used by a client and alarms to the client in a short message mode.
In an embodiment, the landslide hazard warning device further includes a client position obtaining unit, configured to obtain a geographic position of the client, where the client is located, and if the position of the client is located in the landslide warning area, the client warning device gives an alarm to the client, otherwise, the client does not give an alarm. By carrying out accurate positioning alarm, the user who is not in a dangerous area is prevented from being disturbed.
It is worth noting that the data information transmitted by GPRS communication includes a plurality of information such as rainfall information, soil humidity information, landslide displacement information and rainfall time information, and also includes geographical position information, so as to provide a data base for mapping relevant data information to a map and alarming.
When the system is applied specifically, firstly, the data acquisition device transmits a plurality of items of acquired rainfall information, soil humidity information, landslide displacement data information, rainfall time information and the like to the data processing device in a GPRS communication mode, a plurality of comparators in the data processing device are used for comparing threshold values of the information, if the threshold values are larger than a preset threshold value, the threshold values are high level, otherwise the threshold values are low level, the comparison result of the information is input into a plurality of input ports of the singlechip, the landslide occurrence probability is obtained according to the proportion of the high level number in the input ports to the total number of the input ports, for example, if the rainfall information and the landslide displacement information are larger than the set threshold value, and other information is smaller than the set threshold value, the input ports of the singlechip have two high levels in total, the landslide occurrence probability is obtained according to the proportion of the high level number to the total number of the input ports, and the probability is output by the singlechip, and then display and alarm are carried out. Preferably, the probability output by the single chip microcomputer is graded by using a comparator in the landslide probability grading device, and then graded display is performed on the landslide hazard map display device according to the grade result, and graded alarm is performed on the landslide hazard alarm device. In the landslide hazard map display device, different landslide probability grades correspond to different colors on a display map, the deeper the color is, the higher the grade is, and in the same way, different landslide probability grades in the landslide hazard warning device correspond to different frequencies of a loudspeaker, the higher the frequency of the sound produced by the loudspeaker is, the higher the grade is, and in the same way, different light colors correspond to different landslide probability grades. For example, the landslide probability classification device is provided with five comparators to classify the landslide probability into five grades, and if the landslide occurrence probability is 30% and is between 20% and 40%, the landslide occurrence probability is the second grade, and further, the display map of the landslide hazard map display device displays the color corresponding to the area, and a horn corresponding to the frequency is used for alarming.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (8)
1. A regional landslide hazard early warning system based on GPRS is characterized by comprising a data acquisition device, a data processing device, a landslide hazard map display device and a landslide hazard warning device, wherein the data acquisition device is in communication connection with the data processing device through a GPRS communication protocol, and the data processing device is respectively connected with the landslide hazard map display device and the landslide hazard warning device;
the data acquisition device is used for gathering landslide calamity influence factor information, includes:
the rainfall meter is used for collecting rainfall information;
the soil humidity sensor is used for acquiring soil humidity information;
the landslide displacement information acquisition device is used for acquiring landslide displacement information and specifically comprises a three-axis acceleration sensor, a geomagnetic sensor and a single chip microcomputer, wherein the three-axis acceleration sensor is used for acquiring three-axis acceleration data, the geomagnetic sensor is used for acquiring a displacement direction, the single chip microcomputer obtains a displacement amount according to the three-axis acceleration, and landslide displacement data information is obtained according to the displacement amount and the displacement direction;
the data processing device is used for receiving landslide disaster influence factor information transmitted through a GPRS communication protocol and comparing the landslide disaster influence factor with a set threshold value to obtain landslide disaster occurrence probability information;
the landslide hazard map display device is used for displaying the landslide occurrence probability on a map according to the landslide hazard occurrence probability information output by the data processing device;
the landslide hazard alarm device is used for alarming according to the probability of landslide occurrence.
2. The GPRS-based regional landslide hazard early warning system according to claim 1, wherein the data processing device is further connected with a landslide probability grading device, the landslide probability grading device comprises a comparator for grading landslide hazard occurrence probability, further performing graded display on a landslide hazard map display device, and performing graded alarm on a landslide hazard alarm device.
3. The GPRS-based regional landslide hazard early warning system of claim 1, wherein the data acquisition device further comprises a timer for timing rainfall time to obtain rainfall time information.
4. The GPRS-based regional landslide hazard early warning system according to claim 1, wherein the landslide hazard warning device comprises a central warning device and a client warning device, the central warning device comprises a loudspeaker and is used for warning a meteorological department, and the client warning device is a mobile phone or a tablet used by a client and is used for warning the client in a short message mode.
5. The GPRS-based regional landslide hazard early warning system of claim 1, wherein the landslide hazard map display device comprises a central display device and a client display device, the central display device is used for map landslide probability display of meteorological departments, and the client display device is used for map landslide probability display of clients.
6. The GPRS-based regional landslide hazard warning system of claim 5, wherein the central display device comprises a display provided in the meteorological department, the display displaying the landslide occurrence probability on a map; the client display device comprises a client mobile display, a display comprising a mobile phone or a tablet, and is used for displaying the landslide occurrence probability on the map.
7. The GPRS-based regional landslide hazard early warning system according to claim 4, wherein the landslide hazard warning device further comprises a client position acquisition unit for acquiring a geographical position of the client, and if the position of the client is within the landslide warning region, the client warning device gives an alarm to the client, otherwise, the client does not give an alarm.
8. The GPRS-based regional landslide hazard early warning system according to claim 1, wherein the data processing device comprises a comparator and a single chip microcomputer, the data acquisition device is connected with the comparator, and the comparator is connected with the single chip microcomputer.
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