CN111462439A - Fire detection early warning system - Google Patents
Fire detection early warning system Download PDFInfo
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- CN111462439A CN111462439A CN202010188589.8A CN202010188589A CN111462439A CN 111462439 A CN111462439 A CN 111462439A CN 202010188589 A CN202010188589 A CN 202010188589A CN 111462439 A CN111462439 A CN 111462439A
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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
- G08B25/08—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 communication transmission lines
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/10—Protocols in which an application is distributed across nodes in the network
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
Abstract
The invention discloses a fire detection early warning system, which belongs to the technical field of forest fire prevention and comprises the following components: the system comprises a plurality of first detection modules, a plurality of second detection modules and a cloud service end, wherein the cloud service end is respectively in communication connection with each second detection module so as to receive first environment information reported by the second detection modules in real time; the beneficial effects are that: the comprehensive coverage of fire monitoring in the forest is realized, the monitoring process is not limited by the terrain, no monitoring dead angle and blank are reserved, and meanwhile, the development of the fire can be effectively researched and judged when the forest fire occurs.
Description
Technical Field
The invention relates to the technical field of forest fire prevention, in particular to a fire detection and early warning system.
Background
Forest fires are the most dangerous enemies of forests and the most feared disasters of forestry, which can cause the most harmful and devastating consequences to forests. Forest fires not only burn pieces of forest to damage animals in the forest, but also reduce the reproductive capacity of the forest, cause soil impoverishment and destroy forest conservation water sources, and even cause the ecological environment to lose balance. The forest fire has the characteristics of fast spreading, difficult extinguishing, strong burst and the like, is difficult to control once dangerous situations occur, and is difficult to judge the ignition position due to huge forest area and complex terrain. Therefore, it is important to establish a reasonable forest fire prevention monitoring system and prevent forest fires.
At present, the commonly adopted monitoring methods in China include manual patrol, observation of watchtowers, video monitoring + intelligent monitoring, satellite remote sensing monitoring and the like. The manual patrol, observation of watchtowers, video monitoring and intelligent monitoring are limited by the terrain, the coverage area is small, dead corners and gaps exist, and the efficiency is very low. The satellite remote sensing monitoring time period is long, real-time monitoring cannot be achieved, only a big fire can be found, and effective research and judgment on fire development cannot be carried out.
Disclosure of Invention
According to the problems in the prior art, a fire detection early warning system is provided, a first communication network, a second communication network and a third communication network are arranged in a forest, environmental information in the forest detected by a detection module is transmitted to a cloud service end in real time, the cloud service end conducts dangerous case early warning and fire spreading trend real-time research and judgment on forest fires according to the environmental information, comprehensive coverage of fire monitoring in the forest is achieved, the monitoring process is not limited by terrain and topography, dead angles and blank spaces are not reserved for monitoring, and meanwhile effective research and judgment on the development of the fire can be conducted when the forest fires happen.
The technical scheme specifically comprises the following steps:
a fire detection early warning system is applied to forest, wherein includes:
the first detection modules are distributed in the forest in a grid shape, the adjacent first detection modules are in communication connection, all the first detection modules form a first communication network, each first detection module is used for detecting surrounding first environment information in real time, and the first detection modules transmit the first environment information to other first detection modules in real time through the first communication network;
the second detection modules are distributed in the first communication network, the adjacent second detection modules are in communication connection, all the second monitoring modules form a second communication network, and each second detection module is in communication connection with at least one first detection module nearby to form a third communication network;
the setting height of the second detection module is larger than that of the first detection module nearby;
the first detection module transmits the first environmental information to the second detection module in real time through the third communication network, and the second detection module transmits the first environmental information to other second detection modules in real time through the second communication network;
the cloud server is in communication connection with each second detection module respectively so as to receive the first environment information reported by the second detection modules in real time, the cloud server stores first geographical position information of each first detection module in advance, and the cloud server detects and warns the fire in the forest according to the first environment information and the first geographical position information.
Preferably, wherein the first detection module comprises a plurality of sensor units;
the first environment information comprises temperature information, humidity information, carbon monoxide concentration information, carbon dioxide concentration information, volatile organic compound concentration information and/or air pressure information which are detected by a plurality of sensor units.
Preferably, wherein the first monitoring module further comprises:
the infrared detection units are respectively arranged in different directions of the first detection module, and each infrared detection unit is used for detecting an infrared signal of a fire source in the corresponding direction;
the processing unit is connected with the infrared detection units, direction information of each infrared detection unit is stored in the processing unit in advance, and the processing unit processes the direction information and the infrared signals to obtain a direction angle of the fire source;
the first environmental information also comprises the direction angle of the fire source.
Preferably, the first detection module further comprises:
the infrared detection units are arranged on the first detection module and are used for detecting infrared signals of the fire source in the corresponding direction;
the geomagnetic compass unit is used for detecting the orientation information of the infrared detection unit;
the processing unit is connected with the infrared detection unit and the geomagnetic compass unit and used for processing the orientation information and the infrared signal to obtain a direction angle of the fire source;
the first environmental information also comprises the direction angle of the fire source.
Preferably, wherein the second detection module comprises:
the plurality of second sensor units are respectively used for detecting second environment information of the surrounding environment in real time;
the second detection module is further configured to transmit the second environment information to other second detection modules through the second communication network, and report the second environment information to the cloud server;
the cloud server stores second geographical position information of each second detection module in advance, and the cloud server detects and warns the fire in the forest according to the second environment information and the second geographical position information.
Preferably, the second environmental information includes temperature information, humidity information, carbon monoxide concentration information, carbon dioxide concentration information, volatile organic compound concentration information and/or gas pressure information detected by the plurality of second sensor units.
Preferably, wherein the second detection module further comprises:
the monitoring unit is used for continuously monitoring the first environmental information acquired by the first detection module in the same third communication network and outputting corresponding relative position information of the first detection module when the first environmental information represents fire alarm, wherein the relative position information is used for representing the relative positions of the first detection module and the second detection module;
the video monitoring unit is connected with the monitoring unit and the second sending unit and is used for acquiring video information of a fire place according to the relative position information;
the second detection module is further configured to transmit the video information to other second detection modules through the second communication network, and report the video information to the cloud server.
Preferably, wherein the second detection module comprises:
and the synchronization unit is used for acquiring time information and carrying out time calibration on all the first detection modules in the same third communication network according to the time information.
Preferably, the first detection module is arranged in the forest close to the ground;
and in the first communication network, the adjacent first detection modules are in communication connection by adopting a wireless network.
Preferably, the second detection module is arranged in a position far away from the ground in the forest;
and in the second communication network, the adjacent second detection modules are in communication connection by adopting a microwave circuit.
The beneficial effects of the above technical scheme are that:
the utility model provides a fire detection early warning system, through arrange first communication network, second communication network and third communication network in the forest, environmental information real-time transmission to the cloud service end in the forest that will detect module, the cloud service end carries out the real-time study and judge of dangerous situation early warning and the intensity of a fire spreading trend to forest fire according to environmental information, realized the comprehensive cover to fire monitoring in the forest, and the monitoring process is not restricted by the topography of topography, do not keep monitoring dead angle and blank, can carry out effectual study and judge to the development of intensity of a fire when forest fire takes place simultaneously.
Drawings
FIG. 1 is a schematic diagram of a fire detection and early warning system according to a preferred embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a second detecting module according to a preferred embodiment of the present invention;
fig. 3 is a schematic structural diagram of a first detection module according to a preferred embodiment of the invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.
The invention is further described with reference to the following drawings and specific examples, which are not intended to be limiting.
A fire detection and early warning system for use in a forest, as shown in fig. 1, comprising:
the system comprises a plurality of first detection modules 3, a plurality of second detection modules 3 and a plurality of third detection modules, wherein the first detection modules 3 are distributed in a forest in a grid shape, the adjacent first detection modules 3 are in communication connection, all the first detection modules 3 form a first communication network, each first detection module 3 is respectively used for detecting first environmental information around in real time, and the first detection modules 3 transmit the first environmental information to other first detection modules 3 in real time through the first communication network;
the plurality of second detection modules 2 are distributed in the first communication network, the adjacent second detection modules 2 are in communication connection, all the second monitoring modules form a second communication network, and each second detection module 2 is in communication connection with at least one first detection module 3 nearby to form a third communication network;
the second detection module 2 is arranged at a height greater than that of the adjacent first detection module 3;
the first detection module 3 transmits the first environmental information to the second detection module 2 in real time through a third communication network, and the second detection module 2 transmits the first environmental information to other second detection modules 2 in real time through a second communication network;
the cloud service end 1 is respectively in communication connection with the second detection modules 2 to receive the first environment information reported by the second detection modules 2 in real time, the cloud service end 1 stores the first geographical position information of each first detection module 3 in advance, and the cloud service end 1 performs detection and early warning on the fire in the forest according to the first environment information and the first geographical position information.
As a preferred embodiment, the present embodiment provides a hybrid networking, grid-type layout, and network-wide clock synchronization wireless sensor network, wherein a backbone network, i.e., a second communication network, is formed by using a relatively small number of second detection modules 2 as core nodes; each second detection module 2 can perform long-distance and high-bandwidth data transmission, for example, the transmission distance between two second detection modules 2 can reach more than 10 kilometers, and the transmission bandwidth can reach hundreds of megabytes. The second detection modules 2 may be connected to each other through a wired transmission mode, such as an optical fiber, or through a wireless transmission mode, such as a satellite communication access to the internet or a private network, or through a microwave line and a public network/private network access point, or through microwave line interconnection, a second communication network is constructed.
When the forest coverage to be monitored is large and the number of the second detection modules 2 to be set is large, the second communication network is preferably constructed between the second detection modules 2 in a wireless communication connection mode, the spacing distance between adjacent second detection modules 2 can be specifically set according to the transmission distance of the communication network, and when the communication distance supportable by the second detection modules 2 is long, the setting distance between the second detection modules 2 can be correspondingly increased so as to reduce the setting number of the second detection modules 2.
In a specific embodiment of the present invention, the first detection modules 3 are wireless sensors, the first communication network is a wireless sensor network formed by a large number of wireless sensor nodes, the adjacent first detection modules 3 are in communication connection with each other through a short-distance, low-speed, low-power consumption wireless communication device, each first detection module 3 has a data acquisition function, a data transmission function, and a data forwarding function of a surrounding environment, the first detection modules 3 aggregate the first environmental information acquired by themselves and the first environmental information transmitted by the adjacent first detection modules 3 and transmit the first environmental information to the second detection module 2, that is, a core node in a backbone network, and the second detection modules 2 also have a data forwarding function and transmit the collected first environmental information to the cloud service end 1 through the second communication network.
Specifically, in this embodiment, the first detection modules 3 are spaced apart by a predetermined distance, and are disposed in the forest in a grid-like manner, the size of the predetermined distance depends on the communication distance between the first detection modules 3 and the terrain environment of the forest, and the predetermined distance should be selected to ensure that the first detection module 3 can perform effective communication connection with other nearby first detection modules 3, so as to ensure that each first detection module 3 is located in the first communication network. The geographical position information of the first detection module 3 is determined by technicians in a specific installation process through a GPS or Beidou navigation system and the like, the obtained geographical position information is bound with the MAC address or the serial number information of the first detection module 3 and then uploaded to the cloud service terminal 1, and the cloud service terminal 1 stores the geographical position information of each first detection module 3 in advance.
In a preferred embodiment of the invention, the first detection module 3 comprises a plurality of sensor units;
the first environment information comprises temperature information, humidity information, carbon monoxide concentration information, carbon dioxide concentration information, volatile organic compound concentration information and/or air pressure information which are detected by a plurality of sensor units.
Specifically, in this embodiment, the first detection module 3 is powered by a battery, and the first sensor unit 30 includes multiple types of sensor subunits, including but not limited to a temperature sensor, a smoke sensor, a humidity sensor, an air pressure sensor, a volatile organic compound sensor, etc., where the temperature sensor and the smoke sensor may be used to monitor forest open fire and forest fire, and the temperature sensor, the humidity sensor, the air pressure sensor, and the volatile organic compound sensor may be used to study and judge the danger index of the forest fire and provide a real-time early warning function.
In a preferred embodiment of the present invention, the first monitoring module further comprises:
at least one infrared detection unit 31 respectively arranged in different directions of the first detection module 3, each infrared detection unit 31 being configured to detect an infrared signal of a fire source in a corresponding direction;
the processing unit 32 is connected with the infrared detection units 31, the processing unit 32 stores the direction information of each infrared detection unit 31 in advance, and the processing unit 32 processes the direction information and the infrared signals to obtain the direction angle of the fire source;
the first environmental information also includes the direction angle of the fire source.
Specifically, in this embodiment, one or more infrared detection units 31 may be further disposed around the first detection module 3, in an embodiment of the present invention, the first detection module 3 is mounted on the trunk, so that at most three infrared detection units 31 may be disposed on the outer surface of each first detection module 3, and are distributed in a fan shape at intervals of 90 ° to 120 ° in the horizontal direction, and the first detection module is adjusted by an installation worker during specific installation to determine the orientation of each infrared detection unit, and the orientation is written into the first detection module as direction information.
In another preferred embodiment of the present invention, the first detecting module further includes:
the infrared detection units are arranged on the first detection module, and each infrared detection unit is used for detecting an infrared signal of a fire source in a corresponding direction;
a geomagnetic sensor unit for detecting orientation information of the infrared detection unit;
the processing unit is connected with the infrared detection unit and the geomagnetic sensor unit and used for processing the orientation information and the infrared signal to obtain a direction angle of the fire source;
the first environmental information also includes the direction angle of the fire source.
Specifically, in this embodiment, the first detection module 3 is combined with an internal compass based on a geomagnetic sensor to perform direction positioning, so that the first detection module 3 does not need to confirm the direction angle of each infrared detection unit in advance by a worker when performing specific installation, and can directly sense and obtain specific orientation information of the current infrared detection unit by the geomagnetic sensor. The first detection module 3 can not only detect infrared signals of a distant fire source, but also provide a direction angle of the fire source according to the intensity of the infrared signals received by the infrared detection units 31 located in different directions. When the first detection modules 3 are networked and the detected direction angle data are uploaded to the cloud server 1, the cloud server 1 can accurately judge the specific geographic position of the fire source and the spreading direction of the fire source according to a corresponding algorithm, and necessary data support is provided for judgment, disposal and command of fire dangerous cases.
In a preferred embodiment of the present invention, the second detection module 2 comprises:
a plurality of second sensor units 20 for detecting second environmental information of the surrounding environment in real time, respectively;
the second detection module 2 is further configured to transmit the second environment information to other second detection modules 2 through a second communication network, and report the second environment information to the cloud server;
the cloud server stores second geographical position information of each second detection module 2 in advance, and the cloud server 1 detects and warns the fire in the forest according to the second environment information and the second geographical position information.
In a specific embodiment of the present invention, the first detection module 3 transmits the environment monitoring data or the fire alarm information to a certain second detection module 2 through a Multi-hop Multi-Path (Multi-HopMulti-Path) and Self-Organizing Self-repairing (Self-Organizing Self-Healing) wireless network protocol, and the second detection module 2 directly transmits the received data to the cloud service end 1 or transmits the received data to the cloud service end 1 through the second communication network.
In a preferred embodiment of the present invention, the second environment information includes temperature information, humidity information, carbon monoxide concentration information, carbon dioxide concentration information, volatile organic compound concentration information, and/or gas pressure information detected by the plurality of second sensor units 20.
Specifically, in this embodiment, the second detection module 2 is installed in a place with a high terrain, a wide visual field and sufficient illumination, and if necessary, a high tower may be erected, and the second detection module 2 is installed on each high tower, and the second detection module 2 may be powered by solar energy and/or wind power to ensure that the second detection module 2 has sufficient power supply and can support more detection sensing devices.
In a preferred embodiment of the present invention, the second detection module 2 further comprises:
the monitoring unit 21 is configured to continuously monitor first environment information acquired by the first detection module 3 in the same third communication network, and output corresponding relative position information of the first detection module 3 when the first environment information indicates a fire alarm, where the relative position information is used to indicate a relative position between the first detection module 3 and the second detection module 2;
the video monitoring unit 22 is connected with the monitoring unit 21 and the second sending unit and is used for acquiring video information of a fire place according to the relative position information;
the second detection module 2 is further configured to transmit the video information to other second detection modules 2 through a second communication network, and report the video information to the cloud server.
Specifically, in this embodiment, when the second detection module 2 forms the third communication network with the first detection module 3, the third communication network is only formed with the first detection module 3 that can be included in the view range of the second detection module 2, the second detection module 2 has the same environment sensing function as the first detection module 3, and is further equipped with the intelligent video monitoring device, because the second detection module 2 is installed at a high place and in a wide area, the view range of the video monitoring device in each second detection module 2 can cover more first detection modules 3.
The second detection module 2 may continuously scan and detect fire alarm information in a forest according to a predetermined program, specifically, the second detection module 2 is provided with a monitoring unit 21 to continuously monitor the first environment information uploaded by each first detection module 3 within the view range, when it is determined that the first environment information uploaded by a specific first detection module 3 indicates that a fire exists around, the second detection module 2 searches a specific azimuth angle, i.e., relative position information, of the first detection module 3, which is stored in advance, and controls the video monitoring unit 22 to acquire video information at a geographic position corresponding to the first detection module 3, and then uploads the video information to the cloud service end 1.
In another embodiment of the present invention, the cloud server 1 may also perform continuous monitoring on the first environment information in a unified manner, and when it is found that the first environment information uploaded by a specific first detection module 3 indicates that a fire exists around the first environment information, send a corresponding control command, control at least one second detection module 2 whose field of view covers the first detection module 3 to adjust the monitoring device, lock the fire scene, and when the field of view of a plurality of second detection modules 2 covers the first detection module 3, may simultaneously transmit back video information of different angles of the fire scene, so as to perform secondary confirmation on the fire alarm more accurately.
In a preferred embodiment of the present invention, the second detection module 2 comprises:
the synchronization unit 23 is configured to acquire time information, and perform time calibration on all the first detection modules 3 in the same third communication network according to the time information.
Specifically, in this embodiment, the second detection module 2 is further equipped with a Beidou or GPS module, so that self-positioning of the second detection module 2 is realized, and on the other hand, clock synchronization is performed on the second detection module 2 through a time service system of the Beidou or GPS, and simultaneously clock calibration is performed on each first detection module 3 through the first communication network, so as to realize clock synchronization of the whole network.
In a preferred embodiment of the invention, the first detection module 3 is arranged in the forest close to the ground;
in the first communication network, the adjacent first detection modules 3 are in communication connection by adopting a wireless network.
In the preferred embodiment of the present invention, the second detection module 2 is disposed in a position far from the ground in the forest;
in the second communication network, the adjacent second detection modules 2 are in communication connection by adopting a microwave line.
The beneficial effects of the above technical scheme are that:
the utility model provides a fire detection early warning system, through arrange first communication network, second communication network and third communication network in the forest, environmental information real-time transmission to the cloud service end in the forest that will detect module, the cloud service end carries out the real-time study and judge of dangerous situation early warning and the intensity of a fire spreading trend to forest fire according to environmental information, realized the comprehensive cover to fire monitoring in the forest, and the monitoring process is not restricted by the topography of topography, do not keep monitoring dead angle and blank, can carry out effectual study and judge to the development of intensity of a fire when forest fire takes place simultaneously.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention.
Claims (10)
1. The utility model provides a fire detection early warning system, is applied to in the forest, its characterized in that includes:
the first detection modules are distributed in the forest in a grid shape, the adjacent first detection modules are in communication connection, all the first detection modules form a first communication network, each first detection module is used for detecting surrounding first environment information in real time, and the first detection modules transmit the first environment information to other first detection modules in real time through the first communication network;
the second detection modules are distributed in the first communication network, the adjacent second detection modules are in communication connection, all the second monitoring modules form a second communication network, and each second detection module is in communication connection with at least one first detection module nearby to form a third communication network;
the setting height of the second detection module is larger than that of the first detection module nearby;
the first detection module transmits the first environmental information to the second detection module in real time through the third communication network, and the second detection module transmits the first environmental information to other second detection modules in real time through the second communication network;
the cloud server is in communication connection with each second detection module respectively so as to receive the first environment information reported by the second detection modules in real time, the cloud server stores first geographical position information of each first detection module in advance, and the cloud server detects and warns the fire in the forest according to the first environment information and the first geographical position information.
2. A fire detection and early warning system as recited in claim 1 wherein the first detection module comprises a plurality of first sensor units;
the first environment information comprises temperature information, humidity information, carbon monoxide concentration information, carbon dioxide concentration information, volatile organic compound concentration information and/or air pressure information which are detected by a plurality of first sensor units.
3. The fire detection and warning system of claim 2, wherein the first detection module further comprises:
the infrared detection units are arranged on the first detection module and are used for detecting infrared signals of the fire source in the corresponding direction;
the processing unit is connected with the infrared detection units, direction information of each infrared detection unit is stored in the processing unit in advance, and the processing unit processes the direction information and the infrared signals to obtain a direction angle of the fire source;
the first environmental information also comprises the direction angle of the fire source.
4. The fire detection and warning system of claim 2, wherein the first detection module further comprises:
the infrared detection units are arranged on the first detection module and are used for detecting infrared signals of the fire source in the corresponding direction;
a geomagnetic sensor unit for detecting orientation information of the infrared detection unit;
the processing unit is connected with the infrared detection unit and the geomagnetic sensor unit and used for processing the orientation information and the infrared signal to obtain a direction angle of the fire source;
the first environmental information also comprises the direction angle of the fire source.
5. The fire detection and warning system of claim 1, wherein the second detection module comprises:
the plurality of second sensor units are respectively used for detecting second environment information of the surrounding environment in real time;
the second detection module is further configured to transmit the second environment information to other second detection modules through the second communication network, and report the second environment information to the cloud server;
the cloud server stores second geographical position information of each second detection module in advance, and detects and warns fires in the forest according to the second environment information and the second geographical position information.
6. A fire detection and early warning system as claimed in claim 5, wherein the second environmental information includes temperature information, and/or humidity information, and/or carbon monoxide concentration information, and/or carbon dioxide concentration information, and/or volatile organic compound concentration information, and/or atmospheric pressure information detected by the plurality of second sensor units.
7. The fire detection and warning system of claim 1, wherein the second detection module further comprises:
the monitoring unit is used for continuously monitoring the first environmental information acquired by the first detection module in the same third communication network and outputting corresponding relative position information of the first detection module when the first environmental information represents fire alarm, wherein the relative position information is used for representing the relative positions of the first detection module and the second detection module;
the video monitoring unit is connected with the monitoring unit and used for acquiring video information of a fire place according to the relative position information;
the second detection module is further configured to transmit the video information to other second detection modules through the second communication network, and report the video information to the cloud server.
8. The fire detection and warning system of claim 1, wherein the second detection module comprises:
and the synchronization unit is used for acquiring time information and carrying out time calibration on all the first detection modules in the same third communication network according to the time information.
9. A fire detection and pre-warning system as claimed in claim 1, wherein the first detection module is disposed in a forest close to the ground;
and in the first communication network, the adjacent first detection modules are in communication connection by adopting a wireless network.
10. A fire detection and pre-warning system as claimed in claim 1, wherein the second detection module is located in a forest at a position far from the ground;
and in the second communication network, the adjacent second detection modules are in communication connection by adopting a microwave circuit.
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| CN112907874A (en) * | 2021-01-14 | 2021-06-04 | 江西省港航建设投资集团有限公司 | Fire-fighting monitoring equipment and fire-fighting monitoring system for tubular turbine unit |
| CN113648578A (en) * | 2020-12-26 | 2021-11-16 | 河南良大空间消防科技有限公司 | Water cannon mutual-aid fire extinguishing method for outer wall of high-rise building group |
| CN115887996A (en) * | 2022-07-05 | 2023-04-04 | 北京正文网络科技有限公司 | Fire monitoring and extinguishing device and system for electric vehicle charging or parking place |
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