CN202735512U - Radar device used for monitoring landslide - Google Patents
Radar device used for monitoring landslide Download PDFInfo
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- CN202735512U CN202735512U CN 201220230993 CN201220230993U CN202735512U CN 202735512 U CN202735512 U CN 202735512U CN 201220230993 CN201220230993 CN 201220230993 CN 201220230993 U CN201220230993 U CN 201220230993U CN 202735512 U CN202735512 U CN 202735512U
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Abstract
The utility model discloses a radar device used for monitoring a landslide. The radar device comprises an on-site controller, a monitoring radar, a power supply, a rotary support and a signal cable/optical fiber. The monitoring radar is fixed on the rotary support. The power supply is used for providing power for the monitoring radar. The monitoring radar and the on-site controller are connected through the signal cable/optical fiber, so that the radar device is controlled. The monitoring radar is used for monitoring foreign matter invasion and restriction caused by the landslide on a site, and transmitting data including speed and distance information to the on-site controller. The on-site controller is used for setting emission and reception functions of antennas of the monitoring radar, controlling grouping forms of the antennas, comprehensively analyzing information sent by the monitoring radar, providing alarming of invasion and restriction, and uploading the alarming to a base station monitoring center near a monitored point. The advantages of the radar device are that: the device is high in reliability in terms of landslide monitoring and can meet the requirement about high reliability for a railway industry; objects can be monitored in a dynamic manner; the remote monitoring precision is improved and more flexible monitoring is exhibited; the speed of alarming response is faster and alarming is uploaded in a more timely manner; and the radar device has a function of querying and setting an on-site apparatus.
Description
Technical field
The utility model relates to the radar monitoring technical field, is specifically related to a kind of radar installations for mountain landslide supervision.
Background technology
Also do not have at present a kind of comparatively effective measures that the landslide is monitored, two power network monitoring technology are adopted in some monitoring point.Set up Chain Link Fence being easier to that the location, landslide occurs, lay two above the protection network and thoroughly do away with the edge wires, when the landslide occurs, have stone or large tracts of land earth is slipped on the protection network, when junk weight surpasses the ability to bear of protection network, can cut off wire and produce warning message.This technology can not reported by mistake, as long as xsect is arranged greater than the grid of two electrical networks, quality drops on the protection network greater than the object of the ability to bear of electrical network wire, will produce warning.But, mainly there is following problem in this pair of power network monitoring technology: the first, the ability to bear of grid xsect and electrical network wire there is certain requirement, when junk weight during less than the ability to bear of electrical network wire, electrical network can not be pressed down, and therefore can not produce warning message.This method reaction velocity is slow, and grid line is generally nearer apart from railway, and protected object often has little time to respond after reporting to the police.In addition, can't upload by monitoring information for accumulations on protection network such as landslide falling rocks.After electrical network is pressed down, need again to change to safeguard, can increase quantities; Second, power network monitoring belongs to the contact monitoring scheme, erecting stage monitoring equipment on the sloping body need to monitored, when the landslide occurs after, monitoring device is fragile, and new landslide event also might appear in the recent period, and need to continue the target massif is monitored, namely power network monitoring does not possess reusability.In addition, also there is certain potential safety hazard in wire netting self, and arranged certain serviceable life, may work the mischief to railway operation safety in case damage.The 3rd, can't report some Real-Time Parameters in the process of landslides, falling rocks, earth etc. is carried out real-time location follow the tracks of, also can't judge the area on landslide.
Also have some testing sites to utilize the fiber grating detection technique to realize the Real-Time Monitoring of monitoring point, when this technology changes according to stress, the principle of the catoptrical peak wavelength drift of fiber grating is by just realizing the sensing of counter stress to the tolerance of wavelength shift.The fiber grating detection technique is limited by landform, cost, uses to have certain limitation.Wide-spread decline easily causes optical fiber to damage, and not easy care, and During Initial Stage Construction quantities is larger.
In a word, invade in limited time could report and alarm causing for the contact monitoring scheme, can't monitor some Real-Time Parameters of invading in the limit process, can't accomplish in advance early warning.
The utility model content
For the deficiencies in the prior art, the purpose of this utility model provides a kind of radar installations for mountain landslide supervision, to improve monitoring accuracy, satisfy the reliability of using, realization is carried out dynamic monitoring to object, make its have alarm response speed faster, report more timely, and can remote metering etc. function.
In order to realize above-mentioned utility model purpose, the technical solution adopted in the utility model is:
A kind of radar installations for mountain landslide supervision comprises field controller, monitoring radar, power supply, runing rest and signal cable/optical fiber; Wherein:
The monitoring radar: be fixed on the runing rest, be used for the foreign body intrusion situation that the monitoring field landslide causes, the data that will contain speed and range information are sent to field controller;
Power supply: be the power supply of monitoring radar;
Field controller: adopt signal cable/optical fiber to be electrically connected between the radar with monitoring, to the emission of monitoring radar antenna and receiving function arranges and the classification type of antenna is controlled, and the information that sends of monitoring radar carried out comprehensive analysis processing, provide and invade limit and report to the police and be uploaded near the base station monitoring center monitoring point.
Described monitoring radar comprises two width of cloth antennas, is organized into one one and receives or two kinds of forms of one two receipts.
Described field controller is embedded in monitoring radar inside or arranges separately as standalone module.
Described runing rest is the three-dimensional rotation support, comprises hand head and base support, can regulate radar with respect to the irradiating angle of massif and rail.
Also comprise the corner reflector that matches and use with the monitoring radar, described corner reflector is arranged on the hillside.
Described field controller is the field controller that landslide monitoring alarm analysis software is housed.
Beneficial effect: the radar installations for mountain landslide supervision of the present utility model, the outstanding advantages that has comprises:
(1) monitors landslide event Reliability Enhancement, satisfy the high reliability request of railway systems.The utility model is mainly used in the place, monitoring point that the landslide easily occurs for massif, the tunnel face top of Along Railway etc., utilize different classification types and the differential interferometry technology of antenna to make monitoring more accurate, the events such as the landslide in the monitoring range, falling rocks are carried out real-time state monitoring and warning.
(2) can carry out dynamic monitoring to object.Direction of motion, movement velocity to the falling rocks in the monitoring range, landslide etc. are carried out real-time dynamic monitoring.In addition, by whole target being decomposed and resolved the displacement information of each subdivision, obtain the displacement of whole target.
(3) improved the remote monitoring precision, monitored more flexible.Radar installations is flexible for installation, is not subjected to the various influences of topography, the very unattainable area of some workmens especially, monitoring field need not near or enter the monitored area.Monitoring distance is far away, and monitoring distance can reach 500m farthest; Scope is wide, radar beam coverage 50m * 60m(length * wide); Precision is high, and the objects such as the falling rocks more than the diameter 0.5m, landing earth can monitor, and, can be according to the size of reflection strength estimation landslide area or falling rocks.Radar can be guaranteed uninterrupted monitoring in 24 hours, guarantees continuous data acquisition, can report to the police in advance.
(4) alarm response speed faster, report more timely.In case finding has the timely alarms of abnormal conditions such as landslide or falling rocks motion, alert reaction time reaches Millisecond, and in advance warning function is arranged.
(5) possesses the function of field device being inquired about setting.Remote-controlled measurement need not operating personnel and waits at the scene, when having foreign body intrusion to occur, installs the automatic report and alarm information of meeting to Surveillance center, and sends the acousto-optic alarm.Can start image monitor, the auxiliary monitoring of realtime graphic is carried out at the scene, guarantee that warning message is reliable.In addition, can by remote inquiry and control function, realize information inquiry and parameter setting to field device.
In addition, this monitoring mode belongs to contactless monitoring, generally is installed in the Along Railway highway section of easy generation foreign body intrusion, and connection cable is laid simple, and project installation is easy to maintenance.Especially reduce dispatch personnel and entered the workload that Installation and Debugging are carried out in the landslide disaster zone occurs, be different from the monitoring method of reporting to the police and affected by junk weight in the contact monitoring.After foreign body intrusion occured, the radar monitoring device was not fragile, can reuse, and reduced maintenance cost.Device inside is that modular construction, surface structure are succinctly attractive in appearance, manufactures standardization, and is easy for operation.Environmental protection, can not have any impact to environment etc.
Description of drawings
Fig. 1 is the design concept figure for the radar installations of mountain landslide supervision;
Fig. 2 is monitoring radar antenna design diagram;
Fig. 3 is that the monitoring radar emission receives signal schematic representation;
Fig. 4 is the software analysis process schematic diagram that device gathers a secondary data;
Fig. 5 is the detail flowchart that software carries out the block-by-block comparative analysis.
Embodiment
Below in conjunction with specific embodiment the utility model is further explained.
As depicted in figs. 1 and 2, the radar installations that is used for mountain landslide supervision comprises field controller, monitoring radar, power supply, runing rest and signal cable/optical fiber, and the monitoring radar is fixed on the runing rest, and be its power supply by power supply, be connected by signal cable optical fiber with field controller.The monitoring radar is used for the foreign body intrusion situation that the monitoring field landslide causes, the data that will contain speed and range information are sent to field controller, field controller is used for the emission of monitoring radar antenna and receiving function arranges and the classification type of antenna is controlled, the information that the monitoring radar sends is carried out comprehensive analysis processing, provide and invade the limit warning and be uploaded near the base station monitoring center monitoring point.The monitoring radar comprises two width of cloth antennas, is organized into one one and receives or two kinds of forms of one two receipts.Field controller is embedded in monitoring radar inside or arranges separately as standalone module.Runing rest is the three-dimensional rotation support, comprises hand head and base support, can regulate radar with respect to the irradiating angle of massif and rail.Stay the signal cable interface at the monitoring radar, be connected with the upper level monitoring unit, realize uploading in real time of data message, power supply provides five tunnel different Voltage-outputs, is connected with the radar power supply interface by 10 core aviation plug interfaces, guarantees its normal operation.This device, preferably controller is equipped with landslide monitoring alarm analysis software at the scene, and preferably established angle reverberator on the hillside can strengthen reflection strength, and test result can be more accurate.
Radar installations for mountain landslide supervision of the present utility model, the precise monitoring by information such as radar velocity measurement range finding realize target thing displacements and reporting.Utilize interfere measurement technique to guarantee that accurate measurement to object change in displacement situation, this technology mainly are to realize detection to target by the phase differential of estimating the different time echoed signal.As shown in Figure 3, behind the radar installations emission radar wave, transmit and receive radar wave the first time of process radar, determined position and the phase information at this moment place of object; Through once transmitting and receiving radar wave, determine moving target object second position and phase information constantly again, determine accurate change in displacement by its phase differential.Mountain landslide supervision need to be monitored a plurality of targets usually, can realize the situation of movement of different target is monitored by step frequency continuous wave technology.Launch one group of electromagnetic wave within sweep time, electromagnetic wave is comprised of the train of impulses of N frequency increments, guarantees electromagnetic long Distance Transmission.Step frequency continuous wave technology also provides very high range resolution for radar.In the monitored area of radar, will be radially each fixed range be divided into a unit, the relative distance between two targets more than or equal to this apart from the time, system just can distinguish and independently detect two targets.Antenna is organized into one one when receiving form, and radar only has the one dimension detectivity, in other words between target and radar distance not simultaneously, radar can be distinguished different targets.When a plurality of targets were identical with distance by radar, systematic survey may produce error, in the situation that this radar that needs is distinguished a plurality of targets, considered to use a two receipts antenna classification type, realized multiobject two dimension monitoring.Landslide monitoring also needs to know exactly the movement velocity of target, and the frequency shift (FS) that utilizes Doppler effect to produce can reach the purpose that accurately tests the speed.If on the hillside corner reflector is set, can strengthen reflection strength, test result can be more accurate.
Can adopt software editing language commonly used to finish the exploitation of landslide monitoring alarm analysis software and finish, but it should mainly finish three work: first, the in advance generation of field monitoring environmental background and periodic the renewal are guaranteed Monitoring Data and environmental background consistance in time; The second, automatically contrast data message that current radar monitoring arrives and early stage state difference, analyze and draw the mobile plane trend map that changes; The 3rd, in conjunction with data messages such as the distance that monitors, speed and landslide sizes, analyses and prediction are invaded territorial scope and time period that limit occurs to affect, are invaded the limit grade, for the reference of upper level Surveillance center.Fig. 4 is the software analysis process that device gathers a secondary data, under the prerequisite of collecting the monitored area background information, first the institute monitored area evenly is divided into several, compare displacement information according to certain order block-by-block, the displacement information that gathers whole zone after relatively finishing, if be subjected to displacement, then warning information is reported.Fig. 5 is the detail flowchart that software carries out the block-by-block comparative analysis, first the institute monitored area is divided into several pockets as requested, and whether the block-by-block comparison object has displacement successively again.Compare each piece whether identical with the previous background data that gathers, if different, then record once and reported the displacement generation; If identical, then continue relatively next piece.Specifically in relatively, can judge whether more completely, if do not have, can continue next piece of comparison until relatively finish, report after the last tabulate statistics information.
The displacement diagram that software can also obtain radar by different colors directly project to monitor the landslide massif Background on.This function can be good at the position of the displacement information of massif and massif is combined, the position that shows more intuitively the big displacement quantity zone, be convenient to hazard forecasting is made in various hazardous locations the loss that reduces greatly or avoid disaster that people's lives and properties are caused.In the data acquisition process, the displacement information in the whole zone of demonstration that software can be real-time.Click arbitrarily a territory element, the displacement information of this unit just can show very intuitively.Operating personnel can also long-rangely control equipment, need not always to keep on the equipment side to manage, and more are conducive to guarantee long monitoring.Process software is analyzed the displacement information in the data, and the information of each unit is integrated, and generates the displacement information of text formatting.
Radar installations for mountain landslide supervision of the present utility model, be one based on the senior long-distance monitorng device of differential interferometry technology, two width of cloth antennas are equipped with, can be organized into according to actual needs one one receipts, the form such as two receipts, the echoed signal that receives is carried out differential interferometry, but the object that commute generation micro-displacement changes is monitored accurately, obtains the displacement variable of the every part of measured object, analyzes the change in displacement situation of institute's monitoring objective thing.This application of installation is being prone to the areas such as landslide, rubble flow, can monitor junk and the 1m such as stone of diameter 0.5m
2The displacement of the object 1cm of area can provide continuously object, comprehensively monitor.
The utility model is mainly used in the dynamic motion of institute's monitoring object is done the two-dimension displacement monitoring.Represent different displacements by different colors, and process the displacement information in the real-time whole zone of demonstration by software.Operating personnel can also long-rangely control equipment, guarantee the normal monitoring of equipment.In addition, can realize direction of motion, the movement velocity of falling rocks in the monitoring range etc. are carried out Real-Time Monitoring.According to the real time data of monitoring, in conjunction with the terrain information of massif and the information such as distance between massif and the rail, analyze the possibility that the landslide occurs and invade limit, and can report to the police in advance.
Radar installations for mountain landslide supervision of the present utility model, the outstanding advantages that has are high monitoring accuracy and strong reliability.Utilize different classification types and the differential interferometry technology of antenna to make monitoring more accurate.Direction of motion, movement velocity to the falling rocks in the monitoring range etc. are carried out Real-Time Monitoring, in conjunction with the terrain information of massif and the information such as distance between massif and the rail, analyze the possibility that the landslide occurs and invade limit, and can report to the police in advance.Can also estimate according to reflection strength the size of landslide area or falling rocks.Have the characteristics such as investigative range is wide, reaction velocity is fast, can guarantee railway operation safety.Radar monitoring is not subjected to the impact of daytime, night and mist, Yun Heyu, and certain penetration capacity is arranged, and monitoring has characteristics round-the-clock, round-the-clock.Monitoring mode belongs to contactless monitoring, generally is installed in the Along Railway highway section of easy generation foreign body intrusion, and connection cable is laid simple, and project installation is easy to maintenance.Especially reduce dispatch personnel and entered the workload that Installation and Debugging are carried out in the landslide disaster zone occurs, be different from the monitoring method of reporting to the police and affected by junk weight in the contact monitoring.After foreign body intrusion occured, the radar monitoring device was not fragile, can reuse, and reduced maintenance cost.Technological design is reasonable, inside is that modular construction, surface structure are succinctly attractive in appearance, manufactures standardization, and is easy for operation.Environmental protection, can not have any impact to environment etc.
Claims (5)
1. a radar installations that is used for mountain landslide supervision is characterized in that: comprise field controller, monitoring radar, power supply, runing rest and signal cable/optical fiber; Wherein:
The monitoring radar: be fixed on the runing rest, be used for the foreign body intrusion situation that the monitoring field landslide causes, the data that will contain speed and range information are sent to field controller;
Power supply: be the power supply of monitoring radar;
Field controller: adopt signal cable/optical fiber to be electrically connected between the radar with monitoring, to the emission of monitoring radar antenna and receiving function arranges and the classification type of antenna is controlled, and the information that sends of monitoring radar carried out comprehensive analysis processing, provide and invade limit and report to the police and be uploaded near the base station monitoring center monitoring point.
2. the radar installations for mountain landslide supervision according to claim 1, it is characterized in that: described monitoring radar comprises two width of cloth antennas, be organized into one one receive or one two receive two kinds of forms.
3. the radar installations for mountain landslide supervision according to claim 1 and 2 is characterized in that: it is inner or arrange separately as standalone module that described field controller is embedded in the monitoring radar.
4. the radar installations for mountain landslide supervision according to claim 1 and 2, it is characterized in that: described runing rest is the three-dimensional rotation support, comprises hand head and base support.
5. the radar installations for mountain landslide supervision according to claim 1 and 2 is characterized in that: also comprise the corner reflector that matches and use with the monitoring radar, described corner reflector is arranged on the hillside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220230993 CN202735512U (en) | 2012-05-22 | 2012-05-22 | Radar device used for monitoring landslide |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220230993 CN202735512U (en) | 2012-05-22 | 2012-05-22 | Radar device used for monitoring landslide |
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| CN202735512U true CN202735512U (en) | 2013-02-13 |
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| CN 201220230993 Expired - Fee Related CN202735512U (en) | 2012-05-22 | 2012-05-22 | Radar device used for monitoring landslide |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102680971A (en) * | 2012-05-22 | 2012-09-19 | 南京泰通科技有限公司 | Radar device for monitoring mountain landslide |
| CN107097810A (en) * | 2017-04-30 | 2017-08-29 | 中南大学 | A kind of Along Railway foreign body intrusion UAV Intelligent identification and method for early warning and system |
| CN109345776A (en) * | 2018-09-26 | 2019-02-15 | 安徽磐岳科技有限公司 | A kind of massif falling rocks real-time monitoring system based on radar |
| CN115840219A (en) * | 2023-02-22 | 2023-03-24 | 北京国信华源科技有限公司 | Debris flow monitoring method and debris flow monitoring equipment |
-
2012
- 2012-05-22 CN CN 201220230993 patent/CN202735512U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102680971A (en) * | 2012-05-22 | 2012-09-19 | 南京泰通科技有限公司 | Radar device for monitoring mountain landslide |
| CN107097810A (en) * | 2017-04-30 | 2017-08-29 | 中南大学 | A kind of Along Railway foreign body intrusion UAV Intelligent identification and method for early warning and system |
| CN107097810B (en) * | 2017-04-30 | 2018-04-20 | 中南大学 | A kind of Along Railway foreign body intrusion UAV Intelligent identification and method for early warning and system |
| CN109345776A (en) * | 2018-09-26 | 2019-02-15 | 安徽磐岳科技有限公司 | A kind of massif falling rocks real-time monitoring system based on radar |
| CN115840219A (en) * | 2023-02-22 | 2023-03-24 | 北京国信华源科技有限公司 | Debris flow monitoring method and debris flow monitoring equipment |
| CN115840219B (en) * | 2023-02-22 | 2023-05-12 | 北京国信华源科技有限公司 | Debris flow monitoring method and debris flow monitoring equipment |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: NANJING TICOM TECHNOLOGY CO., LTD. Free format text: FORMER NAME: NANJING TAITONG S + T CO., LTD. |
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| CP03 | Change of name, title or address |
Address after: Fei Lu Yuhua Economic Development Zone of Nanjing City, Jiangsu Province, No. 210000 12-8 Patentee after: NANJING TICOM TECH CO., LTD. Address before: Nanjing City, Jiangsu province 210037 Luxi Camp No. 97 Changjiang science and Technology Park Patentee before: Nanjing Taitong S & T Co., Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130213 Termination date: 20200522 |