CN101762235A - Landslide displacement monitoring and prewarning system - Google Patents
Landslide displacement monitoring and prewarning system Download PDFInfo
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- CN101762235A CN101762235A CN200910272788A CN200910272788A CN101762235A CN 101762235 A CN101762235 A CN 101762235A CN 200910272788 A CN200910272788 A CN 200910272788A CN 200910272788 A CN200910272788 A CN 200910272788A CN 101762235 A CN101762235 A CN 101762235A
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Abstract
The invention relates to a landslide displacement monitoring and prewarning system, which comprises a displacement monitoring device, a wireless transport module and a control system. The displacement monitoring device transmits the monitored landslide displacement data to the control system through the wireless transport module. The displacement monitoring device comprises a laser emitter and a laser receiver. The laser receiver comprises a laser emission head and a wireless receiving module. The laser emission head and the wireless receiving module are connected through laser between the laser emitter and the laser receiver. When landslide happens, both the emitter and the receiver displace. The location information the receiver reads off is the relative displacement of the laser emitter and the laser receiver, thus realizing to monitor the relative displacement of the two. The invention has simple structure. The fittings used are commonly-used electronic components. The landslide displacement monitoring and prewarning system which is cheap and low-cost can achieve efficient monitoring and is suitable for wide application in field landslide monitoring.
Description
Technical field
The present invention relates to a kind of monitor and early warning system, specifically a kind of system that is used to monitor landslide displacement.
Background technology
The landslide is one of important geologic hazard of facing of the mankind, the mankind's the security of the lives and property and the economic construction and the development of country is constituted serious harm always.Realizing the forecast of landslide monitoring and real-time early warning, is one of very important means of hazards control.Because the complicacy of landslide origin cause of formation mechanism is varied to the method for landslide monitoring.On the monitoring content, at present, mainly contain macroscopical geology investigation and monitoring, the several methods such as deformation monitoring of water level abnormality monitoring and sliding mass displacement and angular displacement.In landslide monitoring, information the most direct, the easiest seizure is surface displacement and distortion, thereby, the important method of landslide surface displacement monitoring having become landslide research and early warning.
The surface displacement monitoring can be divided into absolute displacement monitoring and relative displacement monitoring again, and the two has the various technological means of classification again respectively.The technological means that realizes face of land absolute displacement monitoring mainly contains surface displacement deformation GPS mensuration, lidar measurement method and interfering synthetic aperture radar mensuration etc., absolute displacement monitoring degree of accuracy height, but be difficult for popularizing because of expense is expensive mostly.Face of land relative displacement monitoring main method has mechanical mensuration, ductilimeter method, total station survey, digitizing up short and laser displacement monitoring etc., such monitoring is inferior naturally a lot of than the precision of absolute displacement monitoring, but the general character that relatively low cost is all arranged, be easy to popularize, significant for mass presdiction and disaster prevention, but also have both advantages and disadvantages between each class methods.Therefore, research, a kind of simple and easy, practical and cheap monitor and early warning system of invention for China's serious geologic hazards control, will play important and very real effect.
Summary of the invention
The object of the invention provides a kind of landslide displacement monitoring and prewarning system with regard to being to overcome above-mentioned the deficiencies in the prior art, by utilizing modern optical power technology and Radio Transmission Technology, realizes full-automatic monitoring.
Realize that the technical scheme that the object of the invention adopts is: a kind of landslide displacement monitoring and prewarning system comprises: displacement monitoring instrument, wireless transport module and control system, the displacement data that the displacement monitoring instrument will monitor the landslide is sent to control system by wireless transport module.The displacement monitoring instrument comprises Laser emission instrument and laser pick-off instrument, and described Laser emission instrument comprises laser beam emitting head, wireless receiving module, and laser beam emitting head is connected with wireless receiving module; Described laser pick-off instrument comprises laser pick-off plate, wireless transmitter module, interference filtering circuit, control module, level translator and GPRS wireless data transfer module, the laser pick-off plate is connected with the interference filtering circuit, the interference filtering circuit is connected with level translator, and level translator is connected with control module.Radio transmission module, interference filtering circuit, level translator and GPRS wireless data transfer module all are connected with control module.
Wireless receiving module in the above-mentioned Laser emission instrument is PT2272, and the wireless transmitter module in the laser pick-off instrument is PT2262.
Above-mentioned laser pick-off plate is the pcb board that is densely covered with photosensor arrays, and used photoelectric sensor is a photodiode.
Control module is the MSP430F149 low-power scm in the above-mentioned laser pick-off instrument.
Level translator in the above-mentioned laser pick-off instrument is MAX3232.
Interference filtering circuit in the above-mentioned laser pick-off instrument is voltage comparator LM339.
The wireless transport module of above-mentioned laser pick-off instrument is TW73 GPRS MODEM.
Supply module in above-mentioned Laser emission instrument and the laser pick-off instrument is a rechargeable type iron lithium phosphate battery.
Laser emission instrument in the landslide displacement monitoring and prewarning system of the present invention places district to be measured, and the laser beam emitting head in the debugging Laser emission instrument, make laser projections that laser beam emitting head launches on the laser pick-off plate of laser pick-off instrument, the positional information of photoelectric sensor on the laser pick-off plate of being hit by laser on this moment laser pick-off plate is read, it is both end voltage can change (realization opto-electronic conversion) after photodiode is mapped to by illumination, again by interference filtering after after the MAX3232 level conversion is converted to the RS232 level with Transistor-Transistor Logic level, read out positional information by control module MSP430F149 single-chip microcomputer, again the location information data that reads out is utilized the GPRS module to pass through the GSM/GPRS wireless network transmissions, the temporal information in addition of transmission simultaneously to control system.Along with transmitter and receiving instrument constantly enter duty in time, with the returned data sequence.
The laser projections that laser beam emitting head is launched is at the laser pick-off plate of laser pick-off instrument, because the contingent phenomenon of dispersing of laser beam, to have a plurality of photoelectric sensors and be hit, so the laser pick-off instrument can be given tacit consent to the positional information that reads the photoelectric sensor that is positioned at the laser pick-off plate upper left corner that is shone by laser.In addition, can also be by the interference of voltage comparator LM339 filtering to sunshine.
The used control system of the present invention is the webserver-client, and the laser pick-off instrument is to webserver transmitting supervisory data, and the real-time monitoring of detection zone is realized treating by downloading Monitoring Data in the customer side.
The data acquisition of native system collection, data transmission, data processing and early warning integrated, ratio early warning system in the past is all more perfect, get in touch by the laser between Laser emission instrument and the laser pick-off instrument, when the landslide takes place, transmitter and receiving instrument all can be subjected to displacement, and the positional information that receiving instrument reads is that both relative displacements realize two relative displacement monitorings.
The present invention has following advantage:
(1) the present invention is simple in structure, used Laser emission instrument and laser pick-off instrument all can be realized by electronic devices and components commonly used, and wireless-transmission network only need utilize existing GPRS promptly to realize wirelessly transmitting data, control system by the webserver-client realizes detecting the real-time down loading updating of data, be convenient to the real-time condition of instant understanding monitoring section, so that when producing the landslide, make reaction rapidly, improved the accuracy of monitoring.
(2) the present invention's quantity that can the Laser emission instrument be set according to the landform and the area of monitoring section, by most economical quantity setting, realization is comprehensive to monitoring section, the monitoring of multi-angle, is particularly useful for open-air landslide unattended surveillance, has saved cost under the prerequisite that improves monitoring precision.
(3) utilize existing commercial GSM/GPRS network, do not need to apply for wireless frequency, the GSM/GPRS communication network itself has stronger error correction capability, can guarantee reliability of data transmission; Carry out long-distance data transmission by the GSM/GPRS network, promptly monitoring center can be away from the monitoring section scope;
(4) each parts in the landslide displacement monitoring and prewarning system of the present invention are electronic devices and components commonly used, low price, and landslide displacement monitoring and prewarning system is realized high efficiency monitoring cheaply, is fit to the widespread use of open-air landslide monitoring.
Description of drawings
Fig. 1 is the structural representation of landslide displacement monitoring and prewarning system of the present invention.
Fig. 2 is the structured flowchart of Laser emission instrument among the present invention and each parts of laser pick-off instrument.
Fig. 3 is Laser emission instrument among the present invention and the laser pick-off instrument location diagram at detection zone.
Among the figure, 1. Laser emission instrument, 2. laser pick-off instrument, 3.GSM/GPRS wireless network, the 4. webserver, 5. client, 6. laser, 7. sliding mass, 8. crack.
Embodiment
Landslide displacement monitoring and prewarning system comprises as depicted in figs. 1 and 2: displacement monitoring instrument, wireless transport module and control system, the displacement data that the displacement monitoring instrument will monitor the landslide is sent to control system by wireless transport module.Wherein the displacement monitoring instrument comprises Laser emission instrument 1 and laser pick-off instrument 2, and described Laser emission instrument comprises laser beam emitting head, wireless receiving module PT2272 and supply module, and laser beam emitting head is connected with wireless receiving module; Described laser pick-off instrument comprises laser pick-off plate, wireless transmitter module PT2262, interference filtering circuit, control module, level translator, GPRS wireless data transfer module and supply module, and radio transmission module, interference filtering circuit, level translator and GPRS wireless data transfer module all are connected with control module.
Above-mentioned laser pick-off plate is the pcb board that is densely covered with photosensor arrays, and photoelectric sensor is a photodiode, and diameter 5mm is 16 * 16 arrays on dash receiver.Control module is the MSP430F149 low-power scm, and level translator is MAX3232, and the interference filtering circuit is voltage comparator LM339, and wireless transport module is TW73 GPRS MODEM.
Supply module in above-mentioned Laser emission instrument and the laser pick-off instrument is a rechargeable type iron lithium phosphate battery.
Use the method for landslide displacement monitoring and prewarning system of the present invention as follows: as shown in Figure 3, at first some Laser emission instrument and laser pick-off instrument to be placed in the monitoring section of sliding mass 7, make the Laser emission instrument can monitor the information of whole monitoring sections.Send signal by the wireless receiving module PT2272 of the wireless transmitter module PT2262 in the laser pick-off instrument in the Laser emission instrument then, the Laser emission instrument enters duty immediately, send laser by laser beam emitting head, be incident upon on the laser pick-off plate of laser pick-off instrument, be that both end voltage can change after photodiode was mapped to by illumination, positional information (the X of photoelectric sensor on the laser pick-off plate that this moment is hit, the Y coordinate) is read, because the contingent phenomenon of dispersing of laser beam, to have a plurality of photoelectric sensors is hit, therefore the receiving instrument acquiescence reads the positional information of that photoelectric sensor that is positioned at the upper left corner that is shone by laser, by interference filtering after after the MAX3232 level conversion is converted to the RS232 level with Transistor-Transistor Logic level, read out positional information by the MSP430F149 single-chip microcomputer, utilize the GPRS module to pass control system back the data that read out again, the temporal information of passing back simultaneously in addition by the GSM/GPRS wireless network.Along with transmitter and receiving instrument constantly enter duty in time, with the returned data sequence.The used control system of the present invention is the webserver-client, the laser pick-off instrument passes through GSM/GPRS wireless network 3 to the webserver 4 transmitting supervisory data, the real-time monitoring of monitoring section is realized treating by downloading Monitoring Data from the webserver 4 in customer side 5.By Monitoring Data analysis, judged whether that the landslide produces to down loading updating.If there is crack 8 to produce on the sliding mass 7, Laser emission instrument and laser pick-off instrument to the monitoring of 8 places, crack all can produce displacement, the laser that this Laser emission instrument is transmitted on its corresponding laser pick-off instrument will produce bigger change in displacement, the optical information that relative displacement between Laser emission instrument and the laser pick-off instrument at this moment changes is transferred to electrical information behind photodiode, controller reads after this electrical information on the webserver 4 that this electrical information and the temporal information that produces change in displacement are transferred to by GSM/GPRS wireless network 3, because client 5 real-time update data download, so can accurately judge generation crack 8 on the sliding mass 7 according to the data that change, can make corresponding early warning rapidly, realize the monitoring of two-dimentional relative displacement.
Claims (9)
1. landslide displacement monitoring and prewarning system, it is characterized in that comprising: displacement monitoring instrument, wireless transport module and control system, the displacement data that the displacement monitoring instrument will monitor the landslide is sent to control system by wireless transport module.
2. landslide displacement monitoring and prewarning system according to claim 1, it is characterized in that: the displacement monitoring instrument comprises Laser emission instrument and laser pick-off instrument, described laser pick-off instrument comprises laser beam emitting head and wireless receiving module, and laser beam emitting head is connected with wireless receiving module; Described laser pick-off instrument comprises laser pick-off plate, wireless transmitter module, interference filtering circuit, control module, level translator and GPRS wireless data transfer module, the laser pick-off plate is connected with the interference filtering circuit, the interference filtering circuit is connected with level translator, level translator is connected with control module, and wherein radio transmission module, interference filtering circuit, level translator and GPRS wireless data transfer module all are connected with control module.
3. landslide displacement monitoring and prewarning system according to claim 2 is characterized in that: described wireless receiving module is PT2272, and wireless transmitter module is PT2262.
4. landslide displacement monitoring and prewarning system according to claim 2 is characterized in that: described laser pick-off plate is the pcb board that is densely covered with photosensor arrays.
5. landslide displacement monitoring and prewarning system according to claim 2 is characterized in that: described control module is the MSP430F149 low-power scm.
6. landslide displacement monitoring and prewarning system according to claim 2 is characterized in that: described level translator is MAX3232.
7. landslide displacement monitoring and prewarning system according to claim 2 is characterized in that: described interference filtering circuit is voltage comparator LM339.
8. landslide displacement monitoring and prewarning system according to claim 2 is characterized in that: described wireless transport module is TW73 GPRS MODEM.
9. according to the arbitrary described landslide displacement monitoring and prewarning system of claim 1～8, it is characterized in that: by rechargeable type iron lithium phosphate powered battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910272788A CN101762235A (en) | 2009-11-17 | 2009-11-17 | Landslide displacement monitoring and prewarning system |
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| CN200910272788A CN101762235A (en) | 2009-11-17 | 2009-11-17 | Landslide displacement monitoring and prewarning system |
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Cited By (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101806591A (en) * | 2010-03-29 | 2010-08-18 | 中国地质科学院探矿工艺研究所 | Three-dimensional displacement monitoring method for landslide mass |
| CN101982841A (en) * | 2010-10-14 | 2011-03-02 | 四川金立信铁路设备有限公司 | Disaster monitoring and prewarning system and monitoring and prewarning method using same |
| CN102183781A (en) * | 2011-01-14 | 2011-09-14 | 深圳思量微系统有限公司 | Mountain landslide supervision method |
| CN102278944A (en) * | 2011-06-10 | 2011-12-14 | 中国人民解放军总后勤部军事交通运输研究所 | Equipment shift monitoring and alarm device |
| CN102998029A (en) * | 2012-11-07 | 2013-03-27 | 中国地质大学（武汉） | Multi-field information monitoring method for physical model of landslide evolution process |
| CN103033140A (en) * | 2012-12-24 | 2013-04-10 | 吉林大学 | Device used for monitoring dangerous rock body collapse by applying laser displacement sensors |
| CN103063169A (en) * | 2012-12-24 | 2013-04-24 | 吉林大学 | Device for monitoring dangerous rock mass collapse by using ultrasonic wave |
| CN103307991A (en) * | 2013-06-09 | 2013-09-18 | 上海湃通机电设备有限公司 | Optical measuring mechanism of non-contact rotary cylindrical product diameter measuring device |
| CN104142124A (en) * | 2014-06-18 | 2014-11-12 | 重庆地质矿产研究院 | Non-contact laser surface displacement monitoring device with inclination correction function |
| CN105488958A (en) * | 2015-12-02 | 2016-04-13 | 北京佳讯飞鸿电气股份有限公司 | Non-contact landslide hazard monitoring system and method |
| CN105632107A (en) * | 2014-10-31 | 2016-06-01 | 南京思摩特农业科技有限公司 | Hillside land landslide early-warning method |
| CN106813579A (en) * | 2017-01-05 | 2017-06-09 | 宁波福瑟尔物联网科技有限公司 | A kind of distant-range high-precision detects displacement system |
| CN108072324A (en) * | 2016-11-17 | 2018-05-25 | 重庆交通大学 | A kind of landslide depth slide displacement real-time monitor |
| CN108711265A (en) * | 2017-06-13 | 2018-10-26 | 南京康腾生物科技有限公司 | Mudstone flow monitoring is taken refuge alarm system and 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 |
| CN112097630A (en) * | 2020-08-07 | 2020-12-18 | 湖南太康电子信息技术有限公司 | Tunnel deformation monitoring and early warning radar system |
| CN112230300A (en) * | 2020-08-24 | 2021-01-15 | 中通服咨询设计研究院有限公司 | Safety monitoring system based on mobile wireless communication |
| CN113029250A (en) * | 2021-04-08 | 2021-06-25 | 武汉科技大学 | Blasting vibration and side slope displacement monitoring devices |
-
2009
- 2009-11-17 CN CN200910272788A patent/CN101762235A/en active Pending
Cited By (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101806591A (en) * | 2010-03-29 | 2010-08-18 | 中国地质科学院探矿工艺研究所 | Three-dimensional displacement monitoring method for landslide mass |
| CN101982841A (en) * | 2010-10-14 | 2011-03-02 | 四川金立信铁路设备有限公司 | Disaster monitoring and prewarning system and monitoring and prewarning method using same |
| CN102183781A (en) * | 2011-01-14 | 2011-09-14 | 深圳思量微系统有限公司 | Mountain landslide supervision method |
| CN102278944A (en) * | 2011-06-10 | 2011-12-14 | 中国人民解放军总后勤部军事交通运输研究所 | Equipment shift monitoring and alarm device |
| CN102278944B (en) * | 2011-06-10 | 2013-01-30 | 中国人民解放军总后勤部军事交通运输研究所 | Equipment shift monitoring and alarm device |
| CN102998029A (en) * | 2012-11-07 | 2013-03-27 | 中国地质大学（武汉） | Multi-field information monitoring method for physical model of landslide evolution process |
| CN103033140B (en) * | 2012-12-24 | 2016-05-11 | 吉林大学 | A kind of device that utilizes the avalanche of laser displacement sensor monitoring Dangerous Rock Body |
| CN103063169A (en) * | 2012-12-24 | 2013-04-24 | 吉林大学 | Device for monitoring dangerous rock mass collapse by using ultrasonic wave |
| CN103063169B (en) * | 2012-12-24 | 2016-02-24 | 吉林大学 | A kind of device utilizing the avalanche of monitoring ultrasonic Dangerous Rock Body |
| CN103033140A (en) * | 2012-12-24 | 2013-04-10 | 吉林大学 | Device used for monitoring dangerous rock body collapse by applying laser displacement sensors |
| CN103307991A (en) * | 2013-06-09 | 2013-09-18 | 上海湃通机电设备有限公司 | Optical measuring mechanism of non-contact rotary cylindrical product diameter measuring device |
| CN104142124A (en) * | 2014-06-18 | 2014-11-12 | 重庆地质矿产研究院 | Non-contact laser surface displacement monitoring device with inclination correction function |
| CN105632107A (en) * | 2014-10-31 | 2016-06-01 | 南京思摩特农业科技有限公司 | Hillside land landslide early-warning method |
| CN105488958A (en) * | 2015-12-02 | 2016-04-13 | 北京佳讯飞鸿电气股份有限公司 | Non-contact landslide hazard monitoring system and method |
| CN105488958B (en) * | 2015-12-02 | 2019-02-26 | 北京佳讯飞鸿电气股份有限公司 | A kind of contactless landslide disaster monitoring system and method |
| CN108072324A (en) * | 2016-11-17 | 2018-05-25 | 重庆交通大学 | A kind of landslide depth slide displacement real-time monitor |
| CN106813579A (en) * | 2017-01-05 | 2017-06-09 | 宁波福瑟尔物联网科技有限公司 | A kind of distant-range high-precision detects displacement system |
| CN108711265A (en) * | 2017-06-13 | 2018-10-26 | 南京康腾生物科技有限公司 | Mudstone flow monitoring is taken refuge alarm system and 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 |
| CN111895915B (en) * | 2020-07-07 | 2022-04-01 | 中国石油化工股份有限公司 | Displacement monitoring method and device in engineering |
| CN112097630A (en) * | 2020-08-07 | 2020-12-18 | 湖南太康电子信息技术有限公司 | Tunnel deformation monitoring and early warning radar system |
| CN112230300A (en) * | 2020-08-24 | 2021-01-15 | 中通服咨询设计研究院有限公司 | Safety monitoring system based on mobile wireless communication |
| CN112230300B (en) * | 2020-08-24 | 2024-02-27 | 中通服咨询设计研究院有限公司 | Safety monitoring system based on mobile wireless communication |
| CN113029250A (en) * | 2021-04-08 | 2021-06-25 | 武汉科技大学 | Blasting vibration and side slope displacement monitoring devices |
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