CN205563948U - Massif disaster monitoring and alarm device - Google Patents
Massif disaster monitoring and alarm device Download PDFInfo
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- CN205563948U CN205563948U CN201620375929.7U CN201620375929U CN205563948U CN 205563948 U CN205563948 U CN 205563948U CN 201620375929 U CN201620375929 U CN 201620375929U CN 205563948 U CN205563948 U CN 205563948U
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Abstract
The utility model discloses a massif disaster monitoring and alarm device, involving vibrations monitor cell, data acquisition unit, on -the -spot alarm unit and control center unit, vibration monitor cell includes the fiber bragg grating sensor ware that a plurality of connected gradually through optic fibre, vibration monitor cell's one end sets up broadband light source, vibration monitor cell's the other end passes through optic fibre with the data acquisition unit connection, the winding of vibration monitor cell sets up on the massif, the protection tube is established to the cover on the optic fibre. The utility model discloses simple structure can carry out all -round monitoring to calamities such as mountain landslide, falling rockss to can remind the tourist that the calamity takes place area and below, calamities such as reply falling rocks can be reacted in advance, reduce the casualties.
Description
Technical field
This utility model relates to mountain region disaster monitoring technical field, is specifically related to a kind of massif disaster monitoring and alarm device.
Background technology
Massif disaster includes many types, such as flood, landslide, falling rocks, brushfire etc., productive life for the mankind causes huge loss, but the mankind are the closest with contacting of massif, can not be away from for massif disaster, it is thus desirable to be monitored reporting to the police to the disaster of massif, reduce property loss and casualties.For the massif of tourist attractions, mostly faced by massif disaster be mud-rock flow, landslide and falling rocks, and the most common for mountain torrents and brushfire, therefore the monitoring for mud-rock flow, landslide and falling rocks is the emphasis of scenic spot massif disaster monitoring.
Falling rocks refers to have loosening large-scale stone to tumble on massif, building on circuit and personnel are damaged, the reason causing falling rocks has a lot, tumble as caused corrosion to cause stone to depart from massif bottom stone, or visitor's touching unintentionally causes stone to tumble, the personnel that can tumble stone on circuit damage.2015 there is falling rocks in certain scenic spot, cause the falling rocks danger to visitor seen from many people casualties.But scenic spot mostly uses the form of caution board for falling rocks at present, visitor is played warning function, but it is because the sudden of falling rocks and uncertainty makes caution board like water off a duck's back, it is impossible to falling rocks situation is played monitoring effect, it is impossible to ensure the life security of visitor.
The utility model of Application No. 201410036419.2 discloses a kind of monitoring early warning device and method for torrent and debris flow geological disasters.Monitoring early-warning device by 1～n numbering field sensing device and a terminal alarming device form, field sensing device by from terminal alarming device distance by as far as close to successively order compile, terminal alarming device field sensing device is transmitted control and signals collecting.The sensor of field sensing device is multi sensor combination, terminal alarming device gathers the signal of field sensing device in radio communication force transfer mode and is controlled, as required the energising control module in the sensing controler of field sensing device is carried out interruptedly supplying power control, be transmitted controlling according to force transfer communication and field sensing device.Mountain torrents mud-rock flow can be monitored by this device, but field sensing device includes that function is more, and structure complexity involves great expense, and is primarily directed to the monitoring of mountain torrents mud-rock flow, it is impossible to meets the requirement of scenic spot massif disaster monitoring.
The utility model of Application No. 201510042319.5 discloses a kind of mountain region disaster monitoring and forecasting and early warning system, it is characterised in that: this system includes data collecting system, data transmission system, data processing centre, early warning system；Data collecting system is used for gathering related data information and being transmitted to data processing centre by data transmission system, the data transmitted are analyzed processing and warehouse-in by data processing centre, and early warning system judges whether to early warning operation according to the result of data processing centre.This utility model can accomplish the monitoring to scenic spot massif disaster, but structure is complicated, and difficult wiring and monitoring accuracy are relatively low.
Utility model content
Problem to be solved in the utility model is to provide a kind of massif disaster monitoring and alarm device, simple in construction, the disaster such as landslide, falling rocks can be carried out comprehensive monitoring, and the visitor of area and lower section can be occurred to remind disaster, the disasters such as reply falling rocks can reduce casualties with antedating response.
For solving above-mentioned technical problem, the technical solution adopted in the utility model is:
A kind of massif disaster monitoring and alarm device, including vibration monitoring unit, data acquisition unit, onsite alarming unit and control centre's unit, described vibration monitoring unit includes several fiber-optic grating sensors being sequentially connected with by optical fiber, one end of described vibration monitoring unit arranges wideband light source, the other end of described vibration monitoring unit is connected with described data acquisition unit by described optical fiber, described data acquisition unit, control centre's unit and onsite alarming unit are sequentially connected with, described vibration monitoring unit is wound around and is arranged on massif, sheathed protection pipe on described optical fiber.
Further, described vibration monitoring unit is arranged on the 30cm below ground of described massif.
Further, described fiber-optic grating sensor uses optical fibre grating acceleration sensor, and described fiber-optic grating sensor is arranged on biography and shakes on hardboard, and described biography is shaken and arranged furcella bottom hardboard.
Further, the shake side of hardboard of described biography arranges Dao Neng mechanism.
Further, described Dao Neng mechanism includes leading energy aluminum steel.
Further, described data acquisition unit includes that fiber grating Network Analyzer, described control centre unit include industrial control computer.
Further, described onsite alarming unit includes that corresponding described fiber-optic grating sensor is arranged on the alarm on described massif, controller, GPRS module and power supply, and described power supply includes wind-solar hybrid generating equipment or battery.
This utility model provides a kind of massif disaster monitoring and alarm device, particular for be the scenic spot massif of soil stone mixed materials, such massif is susceptible to falling rocks, landslide phenomenon, damages visitor.Vibration monitoring unit sends optical signal by wideband light source and propagates in optical fiber, when light is when being transferred to fiber-optic grating sensor and being given a shock, wavelength can change, realize the monitoring to vibration information, data acquisition unit can convert optical signals to the signal of telecommunication, and send data to control centre's unit, Monitoring Data is carried out, and process calculates whether monitor vibration and particular location.Vibration monitoring unit is wound around and is arranged on massif, from bottom to top or from top to bottom, the most tapered helical structure, concrete structure changes according to massif shape, the difference in level of the upper and lower fiber-optic grating sensor can be between 20～100 meters, the least cost of difference in height is the highest, but monitoring accuracy is the highest.Onsite alarming unit is that corresponding each fiber-optic grating sensor is arranged on scene, the warning message of control centre's unit can be received, when massif point monitors disaster information, the onsite alarming unit of this point and lower section can be started, visitor is played reminding effect, reduces loss.Protection pipe on optical fiber can protect the cortex on the surface of optical fiber not to be corroded, and ensures the service life of optical fiber.
In order to vibration monitoring unit is protected, it is buried in 30 centimetres of degree of depth of below ground, moreover it is possible to the impact that it is caused by the vibration propagated in reducing air.Fiber grating sensor uses optical fibre grating acceleration sensor, and optical fibre grating acceleration sensor is to be acquired microvibration by mass mostly, and transmits these vibrations to fiber grating, causes wavelength conversion, more accurate to vibration acquisition.Pass the hardboard that shakes and can improve the collection of vibrational energy, microvibration can be collected, Dao Neng mechanism carries out vibrational energy transmission to the blank area between the fiber-optic grating sensor of the upper and lower, it is possible to extends the monitoring range of fiber-optic grating sensor, is beneficial to control cost.
The using method of this device, comprises the steps: 1) several fiber-optic grating sensors are sequentially connected with by optical fiber, and from bottom to top it is wound around massif embedment ground；2) input at optical fiber connects wideband light source, and the outfan of optical fiber connects fiber grating Network Analyzer；3) fiber grating Network Analyzer is connected with the industrial control computer signal of control centre unit；4) wideband light source sends signal, fiber grating Network Analyzer detects the change of signal wavelength and wavelength signals is converted to the corresponding signal of telecommunication, the signal of telecommunication received is processed by industrial control computer, calculate corresponding wavelength value, thus calculate the vibration information that corresponding fiber-optic grating sensor monitors；5) being analyzed vibration information, when occurring that certain fiber-optic grating sensor monitors vibration, and half a minute interior fiber-optic grating sensor in the lower section of this position of massif afterwards monitors vibration, then judge falling rocks, mud-rock flow or flood damage occur；6) control centre's unit sends the onsite alarming unit that warning message is the most corresponding, and prompting occurs the visitor below disaster area or disaster area to hide.
Fiber-optic grating sensor monitors vibration information, when after certain Sensor monitoring to vibration, if the sensor in 30 seconds below this position also monitors vibration information, illustrate that object tumbles in this position of massif, mean that the disaster such as falling rocks, landslide occurs, now warning message is sent the onsite alarming unit to corresponding place by control centre's unit, reminds the visitor that disaster place and lower section occur to hide.
The beneficial effects of the utility model are:
1, using communication optical fiber is point element and transmission medium, and simple in construction has anticorrosive, the advantage of humidity, measures accurately, and long-term work is reliable and stable, and need not provide electric energy just can realize the monitoring of the omnidirectional high-accuracy to massif, and practicality is the highest；
2, distance fiber-optic grating sensor vibration farther out can be transferred to biography by Dao Neng mechanism shake hardboard, it is possible to reduce optical fiber and the usage quantity of sensor, be beneficial to reduce cost, accelerate construction progress；
3, the disaster such as landslide, falling rocks can be carried out comprehensive monitoring, and the visitor of area and lower section can be occurred to remind disaster, tackle the disasters such as falling rocks and can reduce casualties with antedating response.
Accompanying drawing explanation
Below in conjunction with the accompanying drawings this utility model is further described:
Fig. 1 is this utility model massif disaster monitoring and the system construction drawing of alarm device；
Fig. 2 is the structural representation of this utility model vibration monitoring unit；
Fig. 3 is this utility model vibration monitoring unit and the structural representation of onsite alarming unit；
Fig. 4 is the structural representation of this utility model protection pipe.
Detailed description of the invention
Below in conjunction with Fig. 1 to Fig. 4 displaying further to technical solutions of the utility model, detailed description of the invention is as follows:
Embodiment one
As shown in Figures 1 to 4: present embodiments provide a kind of massif disaster monitoring and alarm device, including vibration monitoring unit 1, data acquisition unit 2, onsite alarming unit 3 and control centre's unit 4, described vibration monitoring unit 1 includes that several pass through the fiber-optic grating sensor 6 that optical fiber 5 is sequentially connected with, one end of described vibration monitoring unit 1 arranges wideband light source 7, the other end of described vibration monitoring unit 1 is connected with described data acquisition unit 2 by described optical fiber 5, described data acquisition unit 2, control centre's unit 4 and onsite alarming unit 3 are sequentially connected with, described vibration monitoring unit 1 is wound around and is arranged on massif 8, sheathed protection pipe 12 on described optical fiber 5.
This utility model particular for be soil stone mixed materials scenic spot massif, such massif be susceptible to falling rocks, landslide phenomenon, visitor is damaged.Vibration monitoring unit sends optical signal by wideband light source and propagates in optical fiber, when light is when being transferred to fiber-optic grating sensor and being given a shock, wavelength can change, realize the monitoring to vibration information, data acquisition unit can convert optical signals to the signal of telecommunication, and send data to control centre's unit, Monitoring Data is carried out, and process calculates whether monitor vibration and particular location.Vibration monitoring unit is wound around and is arranged on massif, from bottom to top or from top to bottom, the most tapered helical structure, concrete structure changes according to massif shape, the difference in level of the upper and lower fiber-optic grating sensor can be between 20～100 meters, the least cost of difference in height is the highest, but monitoring accuracy is the highest.Onsite alarming unit is that corresponding each fiber-optic grating sensor is arranged on scene, the warning message of control centre's unit can be received, when massif point monitors disaster information, the onsite alarming unit of this point and lower section can be started, visitor is played reminding effect, reduces loss.Protection pipe on optical fiber can protect the cortex on the surface of optical fiber not to be corroded, and ensures the service life of optical fiber.
Described vibration monitoring unit 1 is arranged on the 30cm below ground of described massif 8; vibration monitoring unit is mainly to the impact of the heavy objects such as landslide, falling rocks or slip over the vibration on ground and be monitored; filtration direct to small vibrating; therefore it is arranged on underground just may be used; it is also prevented from visitor or it is damaged by falling rocks, protect equipment safety, but it is the deepest to imbed ground; can die down the vibration monitoring effect on ground, therefore the degree of depth of 30cm just may be used.
Described fiber-optic grating sensor 6 uses optical fibre grating acceleration sensor, described fiber-optic grating sensor 6 to be arranged on biography to shake on hardboard 9, and described biography is shaken and arranged furcella 10 bottom hardboard 9.Microvibration is acquired by optical fibre grating acceleration sensor by mass, and transmits these vibrations to fiber grating, causes wavelength conversion, more accurate to vibration acquisition.Passing the hardboard that shakes and can use the hardboard material of other material of corrosion resistant plate, fiber-optic grating sensor plays the effect on basis, improve the transmission efficiency of vibration, furcella increases the contact area with massif, it is possible to receive more vibrational energy, and the monitoring to vibration is more accurate.
The shake side of hardboard 9 of described biography arranges Dao Neng mechanism 11, vibration monitoring unit is wound around and is arranged on massif, consider to reduce investment, the spacing of every layer of fiber-optic grating sensor is bigger, the vibration monitoring effect of middle part can be died down, comprehensive spreadability of massif vibration monitoring can be ensured on the basis of reducing investment by the vibration energy harvesting of middle part and be delivered to biography and shake hardboard by Dao Neng mechanism.The vibration information that in the case of Gai, each fiber-optic grating sensor monitors includes the region that its place imbedded and Dao Neng mechanism cover, and the scope of monitoring is very big, can save great amount of cost.
Described Dao Neng mechanism 11 includes leading energy aluminum steel, Dao Neng mechanism needs have plasticity, but it is also required to possess the transitivity good to vibrational energy, therefore soft rubber etc. are difficult to use, the metal such as copper, aluminum can be considered, it is contemplated that price recommendation uses aluminum steel, and aluminum steel can transmit vibration, will be far from the vibration in fiber-optic grating sensor region to be transferred to biography and shake on hardboard, economical and practicality is the most fine.
Embodiment two
As shown in figures 1 and 3: the present embodiment additionally provides a kind of massif disaster monitoring and alarm device, including vibration monitoring unit 1, data acquisition unit 2, onsite alarming unit 3 and control centre's unit 4, described vibration monitoring unit 1 includes that several pass through the fiber-optic grating sensor 6 that optical fiber 5 is sequentially connected with, one end of described vibration monitoring unit 1 arranges wideband light source 7, the other end of described vibration monitoring unit 1 is connected with described data acquisition unit 2 by described optical fiber 5, described data acquisition unit 2, control centre's unit 4 and onsite alarming unit 3 are sequentially connected with, described vibration monitoring unit 1 is wound around and is arranged on massif 8, sheathed protection pipe 12 on described optical fiber 5.
Described data acquisition unit 2 includes that fiber grating Network Analyzer, described control centre unit 4 include industrial control computer.Fiber grating Network Analyzer detects the change of wavelength and wavelength signals is converted to the corresponding signal of telecommunication, is simultaneously transferred to control centre's unit.Industrial control computer carries out to Monitoring Data process calculates whether monitor vibration and particular location, and is wirelessly launched by warning message when monitoring disaster.
Described onsite alarming unit 3 includes that corresponding described fiber-optic grating sensor 6 is arranged on the alarm 13 on described massif 8, controller 14, GPRS module 15 and power supply 16, and described power supply 16 includes wind-solar hybrid generating equipment or battery.GPRS module receives the warning message that control centre's unit is sent, and sends to controller, and controller sends instruction and controls alarm response, reminds visitor around.Onsite alarming unit does not use line powering, carries out self-energizing by wind-solar hybrid generating equipment or uses battery to be powered, reducing equipment investment.
Finally illustrate is, above example is only in order to illustrate the technical solution of the utility model and unrestricted, other amendment or equivalents that the technical solution of the utility model is made by those of ordinary skill in the art, without departing from the spirit and scope of technical solutions of the utility model, all should contain in the middle of right of the present utility model.
Claims (7)
1. a massif disaster monitoring and alarm device, it is characterized in that: include vibration monitoring unit, data acquisition unit, onsite alarming unit and control centre's unit, described vibration monitoring unit includes several fiber-optic grating sensors being sequentially connected with by optical fiber, one end of described vibration monitoring unit arranges wideband light source, the other end of described vibration monitoring unit is connected with described data acquisition unit by described optical fiber, described data acquisition unit, control centre's unit and onsite alarming unit are sequentially connected with, described vibration monitoring unit is wound around and is arranged on massif, sheathed protection pipe on described optical fiber.
2. massif disaster monitoring as claimed in claim 1 and alarm device, it is characterised in that: described vibration monitoring unit is arranged on the 30cm below ground of described massif.
3. massif disaster monitoring as claimed in claim 1 and alarm device, it is characterised in that: described fiber-optic grating sensor uses optical fibre grating acceleration sensor, and described fiber-optic grating sensor is arranged on biography and shakes on hardboard, and described biography is shaken and arranged furcella bottom hardboard.
4. massif disaster monitoring as claimed in claim 3 and alarm device, it is characterised in that: the shake side of hardboard of described biography arranges Dao Neng mechanism.
5. massif disaster monitoring as claimed in claim 4 and alarm device, it is characterised in that: described Dao Neng mechanism includes leading energy aluminum steel.
6. massif disaster monitoring as claimed in claim 1 and alarm device, it is characterised in that: described data acquisition unit includes that fiber grating Network Analyzer, described control centre unit include industrial control computer.
7. massif disaster monitoring as claimed in claim 1 and alarm device, it is characterized in that: described onsite alarming unit includes that corresponding described fiber-optic grating sensor is arranged on the alarm on described massif, controller, GPRS module and power supply, and described power supply includes wind-solar hybrid generating equipment or battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620375929.7U CN205563948U (en) | 2016-04-29 | 2016-04-29 | Massif disaster monitoring and alarm device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620375929.7U CN205563948U (en) | 2016-04-29 | 2016-04-29 | Massif disaster monitoring and alarm device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205563948U true CN205563948U (en) | 2016-09-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201620375929.7U Active CN205563948U (en) | 2016-04-29 | 2016-04-29 | Massif disaster monitoring and alarm device |
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| Country | Link |
|---|---|
| CN (1) | CN205563948U (en) |
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2016
- 2016-04-29 CN CN201620375929.7U patent/CN205563948U/en active Active
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