CN106815961A - A kind of forest fire protection focus networking monitoring device and monitoring method based on Lora wireless technologys - Google Patents
A kind of forest fire protection focus networking monitoring device and monitoring method based on Lora wireless technologys Download PDFInfo
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- CN106815961A CN106815961A CN201710090163.7A CN201710090163A CN106815961A CN 106815961 A CN106815961 A CN 106815961A CN 201710090163 A CN201710090163 A CN 201710090163A CN 106815961 A CN106815961 A CN 106815961A
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
- G08B17/005—Fire alarms; Alarms responsive to explosion for forest fires, e.g. detecting fires spread over a large or outdoors area
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B25/00—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
- G08B25/01—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium
- G08B25/10—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium using wireless transmission systems
-
- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
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- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Business, Economics & Management (AREA)
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- Life Sciences & Earth Sciences (AREA)
- Biodiversity & Conservation Biology (AREA)
- Alarm Systems (AREA)
- Fire Alarms (AREA)
Abstract
A kind of forest fire protection focus networking monitoring device and monitoring method based on Lora wireless technologys, are characterized in that：The device is：Main control module includes a Lora wireless modules and PC；Detection node includes the 2nd Lora wireless modules, sensor assembly and power module, sensor assembly includes single-chip microcomputer, temperature sensor and smoke alarm, single-chip microcomputer connects the 2nd Lora wireless modules, 2nd Lora wireless modules connect a Lora wireless modules, Lora wireless modules connection PC.The method is：First, the parameter of each node is sent to PC from a Lora wireless modules；2nd, judge the parameter of each node whether more than given threshold by PC；If the 3, being more than, start and alarm and show the address of node.The present invention reads temperature and dust concentration and is transmitted to single-chip microcomputer by temperature sensor and smoke alarm, and signal is transferred into PC through wireless module by single-chip microcomputer.
Description
Technical field：
The present invention relates to a kind of field of forest fire prevention, and in particular to a kind of forest fire protection focus based on Lora wireless technologys
Networking monitoring device and monitoring method
Background technology：
At present, the Forewarning Measures of forest fire mainly have following several：The temperature alarming of thermal-infrared sensing, it is seen that light is monitored
Pyrotechnics alarm, camera monitor in real time, ground, air personnel patrol, unmanned plane monitoring, satellite remote sensing etc..Thermal-infrared sensing
Easily it is subject to various thermals source, sunlight source to disturb, it is seen that the pyrotechnics of light monitoring is alarmed in weakness of working at night, and forest fire once goes out
Now report by mistake, a large amount of manpowers can be wasted and go to search burning things which may cause a fire disaster, and pyrotechnics alarm often can just be detected after fire shaping.And take the photograph
As monitoring, personnel such as patrol at the mode to be needed to put into substantial amounts of human resources, although the method such as unmanned plane satellite can be accomplished comprehensively
Monitoring, but it is expensive, and round-the-clock monitoring can not be realized, it is also desirable to manual control, monitoring range is also limited.
The content of the invention：
In order to overcome the defect of the above method, the invention provides a kind of forest fire protection focus based on Lora wireless technologys
Networking monitoring device and monitoring method, it reads current temperature in real time by the temperature sensor and smoke alarm of each detection node
Degree and soot dust granule thing concentration, once exceeding threshold value, then transfer signals to PC, and PC can also at any time inquire each in itself
The temperature and dust concentration of node, so as to carry out comprehensive monitoring to monitored forest scope.
Forest fire protection focus networking monitoring device based on Lora wireless technologys of the invention, is adopted to achieve the above object
Technical scheme is：Including main control module and some detection nodes, the main control module includes that a Lora is wireless
Module, USB pinboards and PC；The detection node includes the 2nd Lora wireless modules, sensor assembly and power module, institute
State power module and connect the 2nd Lora wireless modules and sensor assembly respectively, the sensor assembly includes single-chip microcomputer and difference
Coupled temperature sensor and smoke alarm, single-chip microcomputer connects the 2nd Lora wireless modules, the 2nd Lora wireless modules
With Lora wireless modules communication connection, a Lora wireless modules are through USB change-over panels connection PC.
Further, a Lora wireless modules and the 2nd Lora wireless modules by SX1278 chips, crystal oscillator X2,
Inductance L1, inductance L2, inductance L3, inductance L4, electric capacity C1, electric capacity C2, electric capacity C3, electric capacity C4, electric capacity C5, electric capacity C6, electric capacity C7,
Electric capacity C8, electric capacity C9, electric capacity C10, electric capacity C11, electric capacity C12 and electric capacity C13 are constituted, and one end of the crystal oscillator X2 connects respectively
The pin 7 of SX1278 and one end of electric capacity C5, the other end of crystal oscillator X2 connect the pin 6 of SX1278 and one end of electric capacity C4 respectively,
The pin 4 of the one termination SX1278 of electric capacity C1, the pin 5 of a termination SX1278 of electric capacity C2, a termination SX1278 of electric capacity C3
Pin 2, the pin 14 of a termination SX1278 of electric capacity C6, one end of a termination inductance L2 of electric capacity C7, inductance L2's is another
End connects one end of inductance L1 and the pin 1 of SX1278 respectively, and one end of electric capacity C8 meets one end of electric capacity C9, the one of inductance L3 respectively
End and one end of inductance L4, the pin 27 of another termination SX1278 of inductance L3, the other end of inductance L4 connect electric capacity C11's respectively
The pin 25 of one end, one end of electric capacity C13 and SX1278, one end of electric capacity C10 and one end of electric capacity C12 connect drawing for SX1278
Pin 24, is grounded after the pin 23 of SX1278, pin 26 and the short circuit of pin 29, and the pin 15 of SX1278 is grounded, electric capacity C1, electric capacity
C2, electric capacity C3, electric capacity C4, electric capacity C5, electric capacity C6, electric capacity C8, electric capacity C10, electric capacity C11, electric capacity C12, electric capacity C13, inductance L1
The other end be grounded.
Further, the single-chip microcomputer is AT89S51 type control chips, and temperature sensor is DS18B20 type TEMPs
Device, smoke alarm is made up of electric capacity C14, electric capacity C15 and crystal oscillator X1, and the pin 1 of DS18B20 connects supply voltage VCC and resistance
One end of R1, the pin 2 of DS18B20 is connected the pin 11 for being followed by AT89S51, the pin 3 of DS18B20 with the other end of resistance R1
Ground connection, the pin 18 of AT89S51 connects one end of crystal oscillator X1 and one end of electric capacity C14 respectively, and the pin 19 of AT89S51 connects crystalline substance respectively
Shake the other end of X1 and one end of electric capacity C15, is grounded after the other end connection of electric capacity C14 and electric capacity C15, the pin of AT89S51
20 ground connection, one end of the connecting resistance R2 of pin 31 of AT89S51, the other end of the difference connecting resistance of pin 40 R2 of AT89S51 and confession
Piezoelectric voltage VCC.
The monitoring method of the forest fire protection focus networking based on Lora wireless technologys of the invention, the technical scheme of use exists
In comprising the following steps：
First, a Lora wireless modules send the parameter of each node to PC；
2nd, judge the parameter of each node whether more than given threshold by PC；
If the 3, being more than, PC starts warning device, while showing the address of node.
Further, in step one, destination node address can be input into PC, then send current to PC from destination node
Parameter.
It is an advantage of the invention that：
1st, the present invention is using the LORA technologies with high anti-interfering performance, high stability and broadband communication function, its signal
The transmission that can not lost in the woods, under same power, receives sensitivity and transmission range all improves a lot, this
Inventing the module for using can transmit 10km under spacious environment, and forest is blocked in spite of trees, but have between tree and tree certain
Space, it is little on transmission range influence；
2nd, the Lora wireless modules used by the present invention support large-scale network-estabilishing, are especially suitable for this large stretch of region of forest；
3. networking model of the present invention is simple, and can realize the control to whole forest, is monitored in contrast to tradition
Method, this method is with low cost, and the input of manpower can be reduced again；
4. the Lora wireless modules used by the present invention are low in energy consumption, it is possible to use battery is powered, and No. 5 battery lifes of section
Up to 5 years, it may be said that once installation, without external force it is damaged can long-term use, it is very convenient.It is relatively low for northern winter temperature,
Common batteries cannot normal work situation, a small solar panel can be installed on each lora wireless module,
For module is continuously powered, in order to be afraid of by animal damages such as squirrels, wire netting can be covered in solar panel exterior.
Brief description of the drawings：
Fig. 1 is the connection diagram of main control module and each detection node；
Fig. 2 is the structural representation of detection node；
Fig. 3 is the structural representation of sensor assembly；
Fig. 4 is the circuit diagram of Lora wireless modules；
Fig. 5 is the circuit diagram of sensor assembly；
Fig. 6 is the schematic diagram that the 2nd Lora wireless modules are connected with single-chip microcomputer；
Fig. 7 is the flow chart of monitoring method；
Fig. 8 is the flow chart for inquiring about certain node parameter information.
Specific embodiment：
Forest fire protection focus networking monitoring device based on Lora wireless technologys of the invention, including the He of main control module 1
Some detection nodes 2, reference picture 1, the main control module 1 includes a Lora wireless modules 6, USB pinboards 7 and PC 8；
Reference picture 2, the detection node includes the 2nd Lora wireless modules 3, sensor assembly 4 and power module 5, the power module
5 connect the 2nd Lora wireless modules 3 and sensor assembly 4 respectively, and reference picture 3, the sensor assembly 4 includes the He of single-chip microcomputer 41
Difference coupled temperature sensor 42 and smoke alarm 43, reference picture 6, single-chip microcomputer 41 connect the 2nd Lora wireless modules
3, the 2nd Lora wireless modules 3 are communicated to connect with a Lora wireless modules 6, reference picture 1, and a Lora wireless modules 6 are through USB
Change-over panel 7 connects PC 8.
Reference picture 4, a Lora wireless modules 6 and the 2nd Lora wireless modules 3 are by SX1278 chips, crystal oscillator
X2, inductance L1, inductance L2, inductance L3, inductance L4, electric capacity C1, electric capacity C2, electric capacity C3, electric capacity C4, electric capacity C5, electric capacity C6, electric capacity
C7, electric capacity C8, electric capacity C9, electric capacity C10, electric capacity C11, electric capacity C12 and electric capacity C13 are constituted, and one end of the crystal oscillator X2 connects respectively
The pin 7 of SX1278 and one end of electric capacity C5, the other end of crystal oscillator X2 connect the pin 6 of SX1278 and one end of electric capacity C4 respectively,
The pin 4 of the one termination SX1278 of electric capacity C1, the pin 5 of a termination SX1278 of electric capacity C2, a termination SX1278 of electric capacity C3
Pin 2, the pin 14 of a termination SX1278 of electric capacity C6, one end of a termination inductance L2 of electric capacity C7, inductance L2's is another
End connects one end of inductance L1 and the pin 1 of SX1278 respectively, and one end of electric capacity C8 meets one end of electric capacity C9, the one of inductance L3 respectively
End and one end of inductance L4, the pin 27 of another termination SX1278 of inductance L3, the other end of inductance L4 connect electric capacity C11's respectively
The pin 25 of one end, one end of electric capacity C13 and SX1278, one end of electric capacity C10 and one end of electric capacity C12 connect drawing for SX1278
Pin 24, is grounded after the pin 23 of SX1278, pin 26 and the short circuit of pin 29, and the pin 15 of SX1278 is grounded, electric capacity C1, electric capacity
C2, electric capacity C3, electric capacity C4, electric capacity C5, electric capacity C6, electric capacity C8, electric capacity C10, electric capacity C11, electric capacity C12, electric capacity C13, inductance L1
The other end be grounded.
Reference picture 5, the single-chip microcomputer 41 is AT89S51 type control chips, and temperature sensor 42 is passed for DS18B20 types temperature
Sensor, smoke alarm 43 is made up of electric capacity C14, electric capacity C15 and crystal oscillator X1, the pin 1 of DS18B20 connect supply voltage VCC and
One end of resistance R1, the pin 2 of DS18B20 is connected the pin 11 for being followed by AT89S51 with the other end of resistance R1, DS18B20's
Pin 3 is grounded, and the pin 18 of AT89S51 connects one end of crystal oscillator X1 and one end of electric capacity C14,19 points of the pin of AT89S51 respectively
The other end of crystal oscillator X1 and one end of electric capacity C15 are not connect, are grounded after the other end connection of electric capacity C14 and electric capacity C15, AT89S51
Pin 20 be grounded, one end of the connecting resistance R2 of pin 31 of AT89S51, the difference of the pin 40 connecting resistance R2's of AT89S51 is another
End and supply voltage VCC.
The temperature sensor 42 and smoke alarm 43 of each detection node 2 read Current Temperatures in real time and soot dust granule thing is dense
Single-chip microcomputer 41 is spent and be transmitted to, once exceeding threshold value after comparing through single-chip microcomputer 41, then signal is passed by the 2nd Lora wireless modules 3
To a Lora wireless modules 6, then PC 8 is transferred to through USB change-over panels 7, and alarmed, PC 8 itself can also lead at any time
A Lora wireless modules 6, the 2nd Lora wireless modules 3 is crossed to inquire the detection signal of the single-chip microcomputer 41 of each detection node, from
And realize, in the case where a large amount of manpowers, financial resources are not expended, being tied using the topology of the convenience of wireless monitor, and one master and multiple slaves
Structure, comprehensive monitoring is carried out to monitored forest scope.
Reference picture 7, the monitoring method of the forest fire protection focus networking based on Lora wireless technologys of the invention, including it is following
Step：
First, a Lora wireless modules 6 send the parameter of each node to PC 8；
2nd, judge the parameter of each node whether more than given threshold by PC 8；
If the 3, being more than, PC 8 starts warning device, while showing the address of node.
Reference picture 8, this monitoring method additionally provides inquiry service, if thinking the situation of access target node, only need to be to PC 8
The address of destination node is input into, then parameter current is sent from destination node to PC 8, finally by PC 8 by the ginseng of destination node
Number and address are shown.
Claims (5)
1. a kind of forest fire protection focus networking monitoring device based on Lora wireless technologys, it is characterised in that：Including master control molding
Block (1) and some detection nodes (2), the main control module (1) include a Lora wireless modules (6), USB pinboards (7)
And PC (8)；The detection node includes the 2nd Lora wireless modules (3), sensor assembly (4) and power module (5), described
Power module (5) connects the 2nd Lora wireless modules (3) and sensor assembly (4) respectively, and the sensor assembly (4) is including list
Piece machine (41) and coupled respectively temperature sensor (42) and smoke alarm (43), single-chip microcomputer (41) connect the 2nd Lora
Wireless module (3), the 2nd Lora wireless modules (3) are communicated to connect with a Lora wireless modules (6), a Lora wireless modules
(6) PC (8) is connected through USB change-over panels (7).
2. a kind of forest fire protection focus networking monitoring device based on Lora wireless technologys as claimed in claim 1, its feature
It is：The first Lora wireless modules (6) and the 2nd Lora wireless modules (3) are by SX1278 chips, crystal oscillator X2, inductance
L1, inductance L2, inductance L3, inductance L4, electric capacity C1, electric capacity C2, electric capacity C3, electric capacity C4, electric capacity C5, electric capacity C6, electric capacity C7, electric capacity
C8, electric capacity C9, electric capacity C10, electric capacity C11, electric capacity C12 and electric capacity C13 are constituted, and one end of the crystal oscillator X2 connects SX1278's respectively
One end of pin 7 and electric capacity C5, the other end of crystal oscillator X2 connects the pin 6 of SX1278 and one end of electric capacity C4 respectively, electric capacity C1's
The pin 4 of one termination SX1278, the pin 5 of a termination SX1278 of electric capacity C2, the pin 2 of a termination SX1278 of electric capacity C3,
The pin 14 of the one termination SX1278 of electric capacity C6, one end of a termination inductance L2 of electric capacity C7, the other end of inductance L2 connects respectively
One end of inductance L1 and the pin 1 of SX1278, one end of electric capacity C8 connect one end of electric capacity C9, one end of inductance L3 and inductance respectively
One end of L4, the pin 27 of another termination SX1278 of inductance L3, the other end of inductance L4 connects one end of electric capacity C11, electricity respectively
Hold one end of C13 and the pin 25 of SX1278, one end of electric capacity C10 and one end of electric capacity C12 connect the pin 24 of SX1278,
It is grounded after the pin 23 of SX1278, pin 26 and the short circuit of pin 29, the pin 15 of SX1278 is grounded, electric capacity C1, electric capacity C2, electric capacity
C3, electric capacity C4, electric capacity C5, electric capacity C6, electric capacity C8, electric capacity C10, electric capacity C11, electric capacity C12, electric capacity C13, the other end of inductance L1
It is grounded.
3. a kind of forest fire protection focus networking monitoring device based on Lora wireless technologys as claimed in claim 1, its feature
It is：The single-chip microcomputer (41) is AT89S51 type control chips, and temperature sensor (42) is DS18B20 type temperature sensors, cigarette
Sense detector (43) is made up of electric capacity C14, electric capacity C15 and crystal oscillator X1, and the pin 1 of DS18B20 meets supply voltage VCC and resistance R1
One end, the pin 2 of DS18B20 is connected the pin 11 for being followed by AT89S51 with the other end of resistance R1, and the pin 3 of DS18B20 connects
Ground, the pin 18 of AT89S51 connects one end of crystal oscillator X1 and one end of electric capacity C14 respectively, and the pin 19 of AT89S51 connects crystal oscillator respectively
The other end of X1 and one end of electric capacity C15, are grounded, the pin 20 of AT89S51 after the other end connection of electric capacity C14 and electric capacity C15
Ground connection, one end of the connecting resistance R2 of pin 31 of AT89S51, the other end of the difference connecting resistance of pin 40 R2 of AT89S51 and power supply
Voltage VCC.
4. a kind of monitoring method of the forest fire protection focus networking based on Lora wireless technologys, it is characterised in that including following step
Suddenly：
First, a Lora wireless modules (6) send the parameter of each node to PC (8)；
2nd, judge the parameter of each node whether more than given threshold by PC (8)；
If the 3, being more than, PC (8) starts warning device, while showing the address of node.
5. a kind of monitoring method of the forest fire protection focus networking based on Lora wireless technologys as claimed in claim 4, it is special
Levy and be：In step one, destination node address can be input into PC (8), then current ginseng is sent to PC (8) from destination node
Number.
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| CN201710090163.7A CN106815961A (en) | 2017-02-20 | 2017-02-20 | A kind of forest fire protection focus networking monitoring device and monitoring method based on Lora wireless technologys |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107462549A (en) * | 2017-08-23 | 2017-12-12 | 东北林业大学 | A kind of forest dead fuel moisture content on-line measurement device and its measuring method |
| CN108765855A (en) * | 2018-07-23 | 2018-11-06 | 谢馨慧 | Indoor smog alarm system and its alarm control method |
| CN109145794A (en) * | 2018-08-10 | 2019-01-04 | 大连理工大学 | A kind of health monitor method of aquafarm net cage |
| CN110660196A (en) * | 2019-11-25 | 2020-01-07 | 中国地质调查局水文地质环境地质调查中心 | High-steep karst mountain deformation monitoring device and method based on LoRa ad hoc network |
| CN111667206A (en) * | 2019-03-05 | 2020-09-15 | 上海为国港口设备有限公司 | Refrigerating box temperature monitoring and tracing system and method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107462549A (en) * | 2017-08-23 | 2017-12-12 | 东北林业大学 | A kind of forest dead fuel moisture content on-line measurement device and its measuring method |
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