CN104616440A - Automatic debris flow wireless monitoring prevention and early warning device - Google Patents

Abstract

The invention discloses an automatic debris flow wireless monitoring prevention and early warning device. The automatic debris flow wireless monitoring prevention and early warning device is characterized by comprising a field monitoring device and an indoor monitoring device, wherein the field monitoring device and the indoor monitoring device are in wireless communication connection. The field monitoring device comprises a laser displacement sensor (2), a rain gauge (3) and a strain gauge (4), wherein the laser displacement sensor (2), the rain gauge (3) and the strain gauge (4) are connected with a wireless transmission module (1). The laser displacement sensor (2) comprises a laser transmitter (5) and a laser receiver (6), wherein the laser transmitter (5) and the laser receiver (6) are arranged in an opposite mode. The wireless transmission module (1), the rain gauge (3) and the laser receiver (6) are arranged on a stable rock mass, the laser transmitter (5) is arranged on a sliding mass (10), and the strain gauge (4) is arranged in a region which debris flow easily flows through. According to the automatic debris flow wireless monitoring prevention and early warning device, field monitoring and indoor monitoring are combined, multiple prevention and early warning measures are taken, the prevention and early warning effect is remarkable, and the requirement for early warning of debris flow in a remote mountain area can be met.

Description

A kind of rubble flow wireless monitor prevention prior-warning device of robotization

Technical field

The present invention relates to a kind of rubble flow wireless monitor prevention prior-warning device of robotization, particularly relate to a kind of robotization, low cost, systematized rubble flow wireless monitor prevention prior-warning device, belong to wireless monitor prevention early warning technology field.

Background technology

Landslide is mountain area, road both sides, two sides, river valley and the recurrent geologic hazard of road construction site or Geological Hazard, suddenly, injury power is huge in outburst, administers and prediction difficulty, if prediction not in time, huge casualties and material damage can be caused.Due to the complicated condition of the debris flow formations such as China's topography and geomorphology, geology, at present, the forecast for rubble flow can only be accomplished regional with on a large scale, also cannot accomplish for single ditch forecast.China's Geological Disaster Warning System is not perfect, the tactics of human sea that the anti-group of group of a lot of local alarm mode mainly common people surveys, and expend great manpower and materials, and information transfer efficiency is low.The professional monitoring troop coverage rate of country is very little, cannot alleviate because Chinese rubble flow scope is wide, the early warning pressure that frequency high-band comes.

Although China's rubble flow is complicated, for the resident of a certain region, as long as the hillside of emphasis monitoring some can ensure resident's safety.And due to scope little, more complicated source of early warning not easily uses on the contrary.Therefore, if use automatic monitoring, the early warning system of better simply rubble flow, coordinate common people's mass presdiction and disaster prevention, then can reduce manpower expenditure in a large number, improve early warning efficiency.

Summary of the invention

Technical matters to be solved by this invention is, the robotization rubble flow wireless monitor prevention prior-warning device providing a kind of field monitoring and Indoor Video to combine; Further, a kind of multiple prevention Forewarning Measures is provided to combine, prevention early warning Be very effective, the rubble flow wireless monitor prevention prior-warning device of the robotization that security is high; Further, a kind of rubble flow wireless monitor prevention prior-warning device being provided with the robotization of early warning mathematical model is provided.

For solving the problems of the technologies described above, the technical solution used in the present invention is:

A rubble flow wireless monitor prevention prior-warning device for robotization, is characterized in that: comprising: the field monitoring device that wireless telecommunications connect and indoor monitoring apparatus;

Described field monitoring device comprises the laser displacement sensor, rain gage and the strainometer that are all connected with wireless transmitter module, described laser displacement sensor comprises the generating laser and laser pickoff that are oppositely arranged, and described wireless transmitter module, rain gage and laser pickoff are all arranged in rock mass stability; Described generating laser is arranged on sliding mass; Described strainometer is arranged at the region that rubble flow easily flows through;

Described indoor monitoring apparatus comprises the antenna being arranged on buildings eminence, described antenna is connected with wireless receiving module, described wireless receiving module is connected with microcontroller communication, described single-chip microcomputer is connected with sound and light alarm module and GSM message module communication respectively, and described GSM message module is connected with government staff and annex resident communication; Described single-chip microcomputer is also connected with computer monitoring module communication.

Early warning mathematical model is provided with in described single-chip microcomputer.

Described early warning mathematical model adopts " gray prediction theory ", and described early warning mathematical model is GM (1,1) model.

Described generating laser adopts 5V semiconductor laser; Described laser pickoff is phototriode.

Strain-type shock transducer is counted in described strain, described strain-type shock transducer comprises foil gauge, steel plate and signal processor, described foil gauge is attached on described steel plate, described foil gauge is connected with signal processor electricity, described steel plate has elasticity, one end level of described steel plate is pounded the region easily flowed through into described rubble flow, described steel plate is impacted when described sliding mass landing, the foil gauge be positioned on described steel plate is deformed, and deformation signal imports described indoor monitoring apparatus into after described signal processor processes.

Described wireless transmitter module uses solar panel, coordinates storage battery power supply.

Described computer monitoring module is connected with described wireless receiving module communication by single-chip microcomputer, shows In Situ Displacement of Slope situation in real time by described computer monitoring module, impact condition suffered by rainfall information and strainometer.

The region that described rubble flow easily flows through comprises mountain valley, abrupt slope or construction excavation place.

Field monitoring device is in order to monitor wild mud-rock flow dangerous situation and monitor signal is transferred to described indoor monitoring apparatus.

Indoor monitoring apparatus can receive field monitoring information, processes to received signal according to predetermined early warning mathematical model, draws dangerous situation situation and sends to departments of government and neighbouring resident.

Rain gage is arranged in rock mass stability, in order to monitor rainfall and rainfall intensity, connects single-chip microcomputer and transmits data to indoor monitoring apparatus by described wireless module.

Laser displacement sensor comprises generating laser and laser pickoff, and generating laser is arranged on sliding mass, adopts 5V semiconductor laser; Laser pickoff is arranged on upper stabilizer rock mass, and adopt phototriode to receive, generating laser is all connected with wireless transmitter module with laser pickoff.

Rock mass stability is positioned at the top of sliding mass.

The number of generating laser is at least one.

Solar panel, coordinates accumulator to be that wireless transmitter module is powered, and ensures that the high-power signal of wireless transmitter module exports and long-time stable work.

Wireless receiving module can receive field In Situ Displacement of Slope, strainometer impact signal and rainfall signal, can send other modules according to predetermined early warning mathematical model to after single-chip microcomputer process.

Described sound and light alarm module can give the alarm with sound and blinking light form, operator on duty is reminded to pay close attention to the dangerous situation that may exist in time, when being in an emergency after operator on duty confirms, the place of sliding mass rubble flow dangerous situation and grade, by the mobile communication network of operator of China Mobile, occur to departments of government and neighbouring resident by described GSM message module.

Computer monitoring module is connected with wireless receiving module, can show In Situ Displacement of Slope situation in real time, impact condition suffered by rainfall information and described strain-type shock transducer.

Described early warning mathematical model adopts " gray prediction theory ", and forecasting model is GM (1,1) model, and the prediction steps of GM (1,1) model is:

(1) displacement subnumber row are made to the x of one-accumulate generation ⁽¹⁾(t)

x(1)＝[(x)(0)(1),x(0)(2),...,x(0)(N)]

$x\left(1\right)\left(t\right)=\underset{k=1}{\overset{t}{\mathrm{\Σ}}}x\left(0\right)t\left(K\right)$

(2) accumulated matrix B and constant term vector Y is constructed _n

$B=\left\{\begin{array}{c}-\frac{1}{2}[x^{\left(1\right)}+\left(1\right)+x^{\left(1\right)}\left(2\right)]\\ -\frac{1}{2}[x^{\left(1\right)}\left(2\right)+x^{\left(1\right)}\left(3\right)]\\ ...\\ -\frac{1}{2}[x^{\left(1\right)}(N-1)+x^{\left(1\right)}\left(N\right)]\end{array}\right\}$

Y _N＝[x ⁽⁰⁾(2),x ⁽⁰⁾(3),...,x ⁽⁰⁾(N)] ^T

(3) parameter A is solved by least square method

$A^{\mathrm{\Λ}}=\left[\begin{array}{c}a\\ u\end{array}\right]={\left(B^{T}B\right)}^{(-1)}{B}^T{Y}_N$

(4) grey parameter is substituted into the forecasting model of the function of time

$x^{\mathrm{\Λ}\left(1\right)}(t+1)=\left[x^{\left(0\right)}\left(t\right)\frac{u}{a}\right]e^{-\mathrm{at}}+\frac{u}{a}$

x ^Λ(0)(t+1)＝x ^Λ(1)(t+1)-x ^Λ(1)(t)

Wherein, above formula x (t) is time series, t is the time, B is time series accumulated matrix, Y _nfor constant term is vectorial, a is development gray scale, u is interior raw control gray scale, A is parameter.

Set up GM (1,1) model, the next value of prediction, after its result is added to ordered series of numbers again, then removes the most front data.Such circulation, predicts one by one, until complete target of prediction.After predicted value reaches setting electrode ultimate value, will there is warning message to resident and relevant departments in indoor monitoring apparatus.

Principle of work of the present invention is: landslide is brought out in excessive rainfall, the present invention sets up laser displacement sensor and rain gage on sliding mass, collect debris flow information, monitor signal is transferred to indoor monitoring apparatus by wireless transport module, indoor single-chip microcomputer adopts suitable mathematical model to process the information collected, the sound and light alarm when the signal detected reaches setting value, reminds staff to pay close attention to the dangerous situation that may exist in time.When being in an emergency after staff confirms, again by the mobile communication network of GSM message module by operator of China Mobile, landslide dangerous situation information is sent to departments of government and neighbouring resident, thus reaches the object automatically detecting forecast rubble flow dangerous situation.

The rubble flow wireless monitor prevention prior-warning device of a kind of robotization provided by the invention, uses the laser displacement sensor monitoring In Situ Displacement of Slope of generating laser and phototriode combination, has higher accuracy, cheap, easy for installation, economize energy; Device is simple and easy to use, can realize the concrete monitoring to single hillside, realizes automatically-monitored, the early warning of rubble flow, the debris flow early-warning demand of remote mountain areas can be met, cost is low especially, is conducive to promoting, especially night, warning aspect more can highlight advantage among a small circle; The multiple monitoring mode such as comprehensive displacement, rainfall, strain, uses the information processing technology such as computing machine, single-chip microcomputer, and the information transmission mode such as sound, laser, radio, mobile communication, by force comprehensive, good reliability; Mud-rock-flow-impact force curve can be recorded in Indoor Video room, is information acquisition after calamity, and improving debris flow early-warning level further provides data on the other hand.Meanwhile, utilize the present invention of many covers to coordinate reliable network transmission system can form " XX line is landslide early warning system on the way ", be convenient to integrated scheduling, avoid security incident; The introducing of early warning mathematical model, can quick and precisely each displacement of prediction and calculation, rainfall, strain parameter, making to predict the outcome more, science is reliable.The rubble flow wireless monitor prevention prior-warning device of a kind of robotization provided by the invention, field monitoring and Indoor Video combine, and adopt multiple prevention Forewarning Measures, and prevention early warning Be very effective, security is high, can meet the debris flow early-warning demand of remote mountain areas.

Accompanying drawing explanation

Fig. 1 is the structural representation of field monitoring device in the present invention;

Fig. 2 be in the present invention part A sliding mass to schematic diagram during bottom offset;

Fig. 3 is the structural representation of indoor monitoring apparatus in the present invention.

Embodiment

Below in conjunction with accompanying drawing, the present invention is further described.

As shown in Figures 1 to 3, a kind of rubble flow wireless monitor prevention prior-warning device of robotization, is characterized in that: comprising: the field monitoring device that wireless telecommunications connect and indoor monitoring apparatus;

Described field monitoring device comprises the laser displacement sensor 2, rain gage 3 and the strainometer 4 that are all connected with wireless transmitter module 1, described laser displacement sensor 2 comprises the generating laser 5 and laser pickoff 6 that are oppositely arranged, and described wireless transmitter module 1, rain gage 3 and laser pickoff 6 are all arranged in rock mass stability; Described generating laser 5 is arranged on sliding mass 10; Described strainometer 4 is arranged at the region that rubble flow easily flows through;

Described indoor monitoring apparatus comprises the antenna being arranged on buildings eminence, described antenna is connected with wireless receiving module, described wireless receiving module is connected with microcontroller communication, described single-chip microcomputer is connected with sound and light alarm module and GSM message module communication respectively, and described GSM message module is connected with government staff and annex resident communication; Described single-chip microcomputer is also connected with computer monitoring module communication.

Early warning mathematical model is provided with in described single-chip microcomputer.

Described early warning mathematical model adopts " gray prediction theory ", and described early warning mathematical model is GM (1,1) model.

Described generating laser 5 adopts 5V semiconductor laser; Described laser pickoff 6 is phototriode.

Described strainometer 4 is strain-type shock transducer, described strain-type shock transducer comprises foil gauge 7, steel plate 8 and signal processor, described foil gauge 7 is attached on described steel plate 8, described foil gauge 7 is connected with signal processor electricity, described steel plate 8 has elasticity, one end level of described steel plate 8 is pounded the region easily flowed through into described rubble flow, described steel plate 8 is impacted when described sliding mass 10 landing, the foil gauge 7 be positioned on described steel plate 8 is deformed, and deformation signal imports described indoor monitoring apparatus into after described signal processor processes.

Described wireless transmitter module 1 uses solar panel 9, coordinates storage battery power supply.

Described computer monitoring module is connected with described wireless receiving module communication by single-chip microcomputer, shows sliding mass 10 misalignment in real time by described computer monitoring module, impact condition suffered by rainfall information and strainometer 4.

The region that described rubble flow easily flows through comprises mountain valley, abrupt slope or construction excavation place.

The above is only the preferred embodiment of the present invention; be noted that for those skilled in the art; under the premise without departing from the principles of the invention, can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.

Claims (8)

1. a rubble flow wireless monitor prevention prior-warning device for robotization, is characterized in that: comprising: the field monitoring device that wireless telecommunications connect and indoor monitoring apparatus;

Described field monitoring device comprises the laser displacement sensor (2), rain gage (3) and the strainometer (4) that are all connected with wireless transmitter module (1), described laser displacement sensor (2) comprises the generating laser (5) and laser pickoff (6) that are oppositely arranged, and described wireless transmitter module (1), rain gage (3) and laser pickoff (6) are all arranged in rock mass stability; Described generating laser (5) is arranged on sliding mass (10); Described strainometer (4) is arranged at the region that rubble flow easily flows through;

Described indoor monitoring apparatus comprises the antenna being arranged on buildings eminence, described antenna is connected with wireless receiving module, described wireless receiving module is connected with microcontroller communication, described single-chip microcomputer is connected with sound and light alarm module and GSM message module communication respectively, and described GSM message module is connected with government staff and annex resident communication; Described single-chip microcomputer is also connected with computer monitoring module communication.

2. the rubble flow wireless monitor prevention prior-warning device of a kind of robotization according to claim 1, is characterized in that: be provided with early warning mathematical model in described single-chip microcomputer.

3. the rubble flow wireless monitor prevention prior-warning device of a kind of robotization according to claim 2, is characterized in that: described early warning mathematical model adopts " gray prediction theory ", and described early warning mathematical model is GM(1,1) model.

4. the rubble flow wireless monitor prevention prior-warning device of a kind of robotization according to claim 1, is characterized in that: described generating laser (5) adopts 5V semiconductor laser; Described laser pickoff (6) is phototriode.

5. the rubble flow wireless monitor prevention prior-warning device of a kind of robotization according to claim 1, it is characterized in that: described strainometer (4) is strain-type shock transducer, described strain-type shock transducer comprises foil gauge (7), steel plate (8) and signal processor, described foil gauge (7) is attached on described steel plate (8), described foil gauge (7) is connected with signal processor electricity, described steel plate (8) has elasticity, one end level of described steel plate (8) is pounded the region easily flowed through into described rubble flow, described steel plate (8) is impacted when described sliding mass (10) landing, the foil gauge (7) be positioned on described steel plate (8) is deformed, deformation signal imports described indoor monitoring apparatus into after described signal processor processes.

6. the rubble flow wireless monitor prevention prior-warning device of a kind of robotization according to claim 1, is characterized in that: described wireless transmitter module (1) uses solar panel (9), coordinates storage battery power supply.

7. the rubble flow wireless monitor prevention prior-warning device of a kind of robotization according to claim 1, it is characterized in that: described computer monitoring module is connected with described wireless receiving module communication by single-chip microcomputer, sliding mass (10) misalignment is shown in real time, rainfall information and the suffered impact condition of strainometer (4) by described computer monitoring module.

8. the rubble flow wireless monitor prevention prior-warning device of a kind of robotization according to claim 1, is characterized in that: the region that described rubble flow easily flows through comprises mountain valley, abrupt slope or construction excavation place.