阅读说明：本技术 基于北斗卫星和图像识别的森林火灾监测预警系统及装置 (Forest fire monitoring and early warning system and device based on Beidou satellite and image recognition ) 是由 徐俊 胡浩威 栾云路 魏晓莉 于 2021-08-27 设计创作，主要内容包括：本发明公开了基于北斗卫星和图像识别的森林火灾监测预警系统及装置,属于火灾预警处理技术领域；基于北斗卫星和图像识别的森林火灾监测预警系统,基于北斗卫星和图像识别的森林火灾监测预警系统,其特征在于,包括有森林火灾监测预警系统,森林火灾监测预警系统上链接有数据采集子系统,数据采集子系统与森林火险天气指标子系统相链接,森林火险天气指标子系统上链接有控制中心子系统和应急响应子系统；还提出了与森林火灾监测预警系统相匹配的火灾监测预警装置,能够及时、准确对森林中的各种环境数据信息进行监测,为森林火灾监测预警系统通过有效的数据来源,同时也能及时对火灾位置、信息、火情大小等进行上传,以便及时作出应对。(The invention discloses a forest fire monitoring and early warning system and device based on Beidou satellite and image recognition, belonging to the technical field of fire early warning processing; the system is characterized by comprising a forest fire monitoring and early warning system, wherein the forest fire monitoring and early warning system is linked with a data acquisition subsystem, the data acquisition subsystem is linked with a forest fire danger weather index subsystem, and the forest fire danger weather index subsystem is linked with a control center subsystem and an emergency response subsystem; the fire monitoring and early warning device matched with the forest fire monitoring and early warning system is further provided, various environmental data information in forest can be monitored timely and accurately, and the forest fire monitoring and early warning system can upload fire positions, information, fire conditions and the like timely through effective data sources so as to respond timely.)

1. The forest fire monitoring and early warning system based on the Beidou satellite and image recognition is characterized by comprising a forest fire monitoring and early warning system, wherein a data acquisition subsystem is linked to the forest fire monitoring and early warning system, the data acquisition subsystem is linked to a forest fire danger weather index subsystem, and the forest fire danger weather index subsystem is linked to a control center subsystem and an emergency response subsystem;

the data acquisition subsystem is matched with a sensor module in an external forest fire monitoring and early warning device, acquires important data such as environmental temperature, humidity, atmospheric pressure, smoke, luminance brightness and the like through a wireless sensor network, and transmits the data to a control center server in real time together with information such as node positions, time and the like after preprocessing, so that a fire department is helped to effectively determine a scheme and quickly monitor potential risks;

the forest fire danger weather index subsystem is combined with observation data acquired by the data acquisition subsystem through field monitoring, mathematical statistics analysis is carried out on the observation data, factors such as weather, combustible water content, fire behavior and the like are comprehensively considered, an experience curve is established and tabulated, and meanwhile, a fire danger spreading prediction model is established by combining the WSN technology and the 3S technology and is used for early warning forest fire danger in time;

the control center subsystem processes all information from the forest fire weather index subsystem, firstly, the GIS system is combined to determine the positions of the sensor nodes and the fire, the terrain and various attributes of forest resources, and abnormal conditions are alarmed; then, completing forest fire behavior analysis and predicting the fire spreading direction; finally, displaying the fire monitoring information in real time, and placing all the information in a web server;

and the emergency response subsystem ensures that a remote user including a management department can master the live wire monitoring information of the control center in real time through a web browser and formulate corresponding rescue measures according to the detection information.

2. The forest fire monitoring and early warning system based on the Beidou satellite and image recognition as claimed in claim 1, wherein an environmental data sensor acquisition module, a positioning module and a fire point monitoring module are linked to the data acquisition subsystem, and the environmental data sensor acquisition module comprises a temperature sensor unit, a humidity sensor unit, a smoke sensor unit and an atmospheric pressure sensor unit; the positioning module comprises a position sensor unit and a time monitoring unit.

3. The forest fire monitoring and early warning system based on the Beidou satellite and the image recognition is characterized in that an initial spreading index module, a fallen leaf layer humidity code module and a fine combustible humidity code module are linked to the forest fire risk weather index subsystem, and a first wind speed monitoring unit is linked to the initial spreading index module; the lower-layer fallen leaf layer humidity code sub-module and the drought code sub-module are linked with the fallen leaf layer humidity code module, and the lower-layer fallen leaf layer humidity code sub-module is linked with a first rainfall monitoring unit, a first humidity monitoring unit and a first temperature monitoring unit; the drought code sub-module is linked with a second rainfall monitoring unit and a second temperature monitoring unit; tiny combustible substance humidity sign indicating number module chaining has third rainfall monitor cell, second humidity monitor cell, second wind speed monitor cell and third temperature monitor cell.

4. The forest fire monitoring and early warning system based on the Beidou satellite and image recognition as claimed in claim 1, wherein a data processing and analyzing module, a fire risk forecasting module, a fire spread predicting module and a fire monitoring module are linked to the control center subsystem.

5. The forest fire monitoring and early warning system based on the Beidou satellite and image recognition is characterized in that a fire information real-time transmission and display module and an emergency plan making module are linked to the emergency response subsystem.

6. The forest fire monitoring and early warning device based on the Beidou satellite and image recognition and applied to the forest fire monitoring and early warning system based on the Beidou satellite and image recognition is characterized by comprising a mounting shell (1), wherein the mounting shell (1) is designed by adopting an arc-shaped front plate, a transparent protective cover (2) is fixedly connected to the upper side of the arc-shaped front plate, air holes (3) are formed in the lower side of the arc-shaped front plate, and a storage battery, a control panel, a camera and a sensor module are integrally mounted in the mounting shell (1); the two sides of the mounting shell (1) are fixedly connected with mounting blocks (4), a connecting rod is fixedly connected between the mounting blocks (4) on one side, a nylon binding band (5) is fixedly connected onto the connecting rod, and a binding band tightness adjusting mechanism (6) is arranged at the mounting block (4) on the other side; the back of installation casing (1) is provided with rubber arc (7), fixedly connected with spring (8) on the inner wall of rubber arc (7), rubber arc (7) one end and installation casing (1) fixed connection are kept away from in spring (8), still be provided with pressure sensor between rubber arc (7) and installation casing (1), pressure sensor fixed connection is on the outer wall of installation casing (1).

7. The forest fire monitoring and early warning device based on the Beidou satellite and image recognition is characterized in that the binding belt tightness adjusting mechanism (6) comprises a servo motor (601) and a driving rod (602), the servo motor (601) is fixedly installed inside the installation shell (1), the driving rod (602) is rotatably connected inside the installation shell (1), a worm (603) is fixedly connected to an output shaft of the servo motor (601), a worm wheel (604) is fixedly connected to the middle position of the driving rod (602), and the worm (603) is meshed with the worm wheel (604).

8. The forest fire monitoring and early warning device based on the Beidou satellite and image recognition is characterized in that the binding belt tightness adjusting mechanism (6) further comprises a driving roller (605) and a driven roller (606), the driving roller (605) is rotatably connected to the mounting shell (1), the driven roller (606) is rotatably connected between the mounting blocks (4), the upper end and the lower end of the driving rod (602) are fixedly connected with a driving chain disc (607), the upper end and the lower end of the driving roller (605) are fixedly connected with a driven chain disc (608), and a linkage chain (609) is connected between the driving chain disc (607) and the driven chain disc (608) in a surrounding manner; the top end and the bottom end of the driving roller (605) are also fixedly connected with a driving gear (610), the top end and the bottom end of the driven roller (606) are fixedly connected with a driven gear (611), the driving gear (610) is meshed with the driven gear (611), and the surfaces of the driving roller (605) and the driven roller (606) are both fixedly connected with anti-skidding protrusions.

Technical Field

The invention relates to the technical field of fire early warning processing, in particular to a forest fire monitoring and early warning system and device based on Beidou satellite and image recognition.

Background

Due to economic development and global temperature rise, the forest environment problem is increasingly prominent, the life safety of people is influenced, the natural environment is influenced by forest fire, and once the forest suffers from the fire, the forest is burnt and the environment is greatly threatened; forest fires can be said to be the most dangerous enemies of the forest, and have devastating consequences; the occurrence of fire can cause soil impoverishment and even cause the ecological environment to lose balance; the forest is a renewable resource with a long growth period, and needs a long time for recovery after suffering from fire disaster; if the fire hazard is repeatedly suffered for many times, the grass can become the grassy land, so that the implementation of forest fire prevention is an important idea in order to actively respond to the national call.

The discovery of forest fire is more meaningful than extinguishing, the danger of forest fire is large, the extinguishing is difficult, so it is important to immediately extinguish before the fire happens or the fire still in the bud state, once the fire happens, it is necessary to take remedial measures at a very fast speed, whether the remedial measures are in time, whether the decision is proper or not, most importantly, it depends on whether the forest fire behavior is found in time or not, whether the analysis is accurate and reasonable or not, the traditional fire alarm system is generally based on infrared sensor and smoke alarm, and also detects the parameters of smoke, temperature, light and the like generated when the fire happens, the fire alarm signal is sent out after signal processing, comparison and judgment, the existing technology can really play the role of monitoring and alarming when the fire happens, but can not effectively prevent the fire from happening, meanwhile, because the system is limited to the traditional transmission and monitoring technology, the forest fire monitoring and early warning system and device based on the Beidou satellite and the image recognition are provided in view of the fact that the reporting and uploading of the fire condition may be delayed to a certain extent, and therefore the fire cannot be put out in time or other measures cannot be taken.

Disclosure of Invention

The invention aims to provide a Beidou satellite and image recognition forest fire monitoring and early warning system which can accurately monitor forest fire conditions, transmit data in time, locate fire points and effectively predict and prevent fire occurrence, and a Beidou satellite and image recognition forest fire monitoring and early warning device matched with the system.

In order to achieve the purpose, the invention adopts the following technical scheme:

the forest fire monitoring and early warning system based on the Beidou satellite and image recognition comprises a forest fire monitoring and early warning system, wherein a data acquisition subsystem is linked to the forest fire monitoring and early warning system, the data acquisition subsystem is linked to a forest fire danger weather index subsystem, and the forest fire danger weather index subsystem is linked to a control center subsystem and an emergency response subsystem;

the data acquisition subsystem is matched with a sensor module in an external forest fire monitoring and early warning device, acquires important data such as environmental temperature, humidity, atmospheric pressure, smoke, luminance brightness and the like through a wireless sensor network, and transmits the data to a control center server in real time together with information such as node positions, time and the like after preprocessing, so that a fire department is helped to effectively determine a scheme and quickly monitor potential risks;

the forest fire danger weather index subsystem is combined with observation data acquired by the data acquisition subsystem through field monitoring, mathematical statistics analysis is carried out on the observation data, factors such as weather, combustible water content, fire behavior and the like are comprehensively considered, an experience curve is established and tabulated, and meanwhile, a fire danger spreading prediction model is established by combining the WSN technology and the 3S technology and is used for early warning forest fire danger in time;

the control center subsystem processes all information from the forest fire weather index subsystem, firstly, the GIS system is combined to determine the positions of the sensor nodes and the fire, the terrain and various attributes of forest resources, and abnormal conditions are alarmed; then, completing forest fire behavior analysis and predicting the fire spreading direction; finally, displaying the fire monitoring information in real time, and placing all the information in a web server; the GIS system is combined with a Beidou satellite system and an image recognition technology, so that accurate position positioning and information acquisition can be realized;

and the emergency response subsystem ensures that a remote user including a management department can master the live wire monitoring information of the control center in real time through a web browser and formulate corresponding rescue measures according to the detection information.

Preferably, the data acquisition subsystem is linked with an environmental data sensor acquisition module, a positioning module and a fire point monitoring module, and the environmental data sensor acquisition module comprises a temperature sensor unit, a humidity sensor unit, a smoke sensor unit and an atmospheric pressure sensor unit; the positioning module comprises a position sensor unit and a time monitoring unit.

Preferably, an initial spreading index module, a deciduous leaf layer humidity code module and a fine combustible humidity code module are linked to the forest fire risk weather index subsystem, and a first wind speed monitoring unit is linked to the initial spreading index module; the lower-layer fallen leaf layer humidity code sub-module and the drought code sub-module are linked with the fallen leaf layer humidity code module, and the lower-layer fallen leaf layer humidity code sub-module is linked with a first rainfall monitoring unit, a first humidity monitoring unit and a first temperature monitoring unit; the drought code sub-module is linked with a second rainfall monitoring unit and a second temperature monitoring unit; tiny combustible substance humidity sign indicating number module chaining has third rainfall monitor cell, second humidity monitor cell, second wind speed monitor cell and third temperature monitor cell.

Preferably, the control center subsystem is linked with a data processing and analyzing module, a fire risk forecasting module, a fire spreading forecasting module and a fire monitoring module.

Preferably, a fire information real-time transmission and display module and an emergency plan making module are linked on the emergency response subsystem.

The forest fire monitoring and early warning device based on the Beidou satellite and image recognition comprises an installation shell, wherein the installation shell is designed by adopting an arc-shaped front plate, a transparent protective cover is fixedly connected to the upper side of the arc-shaped front plate, air holes are formed in the lower side of the arc-shaped front plate, and a storage battery, a control panel, a camera and a sensor module are integrally installed in the installation shell; the two sides of the mounting shell are fixedly connected with mounting blocks, a connecting rod is fixedly connected between the mounting blocks on one side, a nylon binding belt is fixedly connected onto the connecting rod, and a binding belt tightness adjusting mechanism is mounted at the mounting block on the other side; the back of installation casing is provided with the rubber arc, fixedly connected with spring on the inner wall of rubber arc, rubber arc one end and installation casing fixed connection are kept away from to the spring, still be provided with pressure sensor between rubber arc and the installation casing, pressure sensor fixed connection is on the outer wall of installation casing.

Preferably, the binding band tightness adjusting mechanism comprises a servo motor and a driving rod, the servo motor is fixedly installed inside the installation shell, the driving rod is rotatably connected inside the installation shell, a worm is fixedly connected to an output shaft of the servo motor, a worm wheel is fixedly connected to the middle position of the driving rod, and the worm is meshed with the worm wheel.

Preferably, the binding belt tightness adjusting mechanism further comprises a driving roller and a driven roller, the driving roller is rotatably connected to the mounting shell, the driven roller is rotatably connected between the mounting blocks, the upper end and the lower end of the driving rod are fixedly connected with a driving chain disc, the upper end and the lower end of the driving roller are fixedly connected with a driven chain disc, and a linkage chain is connected between the driving chain disc and the driven chain disc in a surrounding manner; the top and the bottom of drive roller still fixedly connected with drive gear, the top and the bottom fixedly connected with driven gear of driven voller, drive gear is connected with the driven gear meshing, the equal fixedly connected with on surface of drive roller and driven voller skid proof raised.

Preferably, the sensor module comprises a temperature sensor, a humidity sensor, a GPS (global positioning system) positioning sensor, a delay smoke sensor, a wind speed sensor, an atmospheric pressure sensor and a rainfall sensor.

Compared with the prior art, the invention provides a forest fire monitoring and early warning system and device based on Beidou satellite and image recognition, and the system and device have the following beneficial effects:

(1) the invention provides a forest fire monitoring and early warning system based on a Beidou satellite and image recognition, which adopts a modularized design, and by applying a Beidou satellite system and an image recognition technology, whether a fire occurs or not, the Beidou accurately positions the place where the fire occurs and provides the place for firefighters, and meanwhile, a background provides necessary fire fighting and escape routes for the firefighters according to information such as wind direction, geographical position and the like. The forest fire prevention early warning monitoring system based on the Beidou satellite and image recognition can realize unattended uninterrupted work, automatically analyze and judge video image information, find abnormal smoke and fire face heads in a monitoring area in time, carry out fire alarm and fire analysis in a fastest and optimal mode, effectively assist fire fighters to handle fire crisis, reduce the phenomena of false alarm and missed alarm to the maximum extent, simultaneously can check on-site real-time images, and directly command and schedule fire fighting work according to intuitive pictures; meanwhile, the monitored environmental information can be analyzed, a fire spread prediction model is constructed, the position where fire is likely to occur is effectively predicted, and meanwhile, the fire spread of the area where the fire occurs is predicted.

(2) The invention also provides a forest fire monitoring and early warning device matched with the forest fire monitoring and early warning system, the device is provided with a camera and a sensing module in the installation shell, and can timely and accurately monitor various environmental data information in forest, so that the forest fire monitoring and early warning system can timely upload the fire position, information, fire condition and the like through effective data sources so as to timely respond; in addition, the device is fixed on a tree at a monitoring point through a nylon binding belt and a binding belt tightness adjusting mechanism, when the device is used, the nylon binding belt is wound on a trunk, the tail end of the nylon binding belt penetrates through a driving roller and a driven roller of the binding belt tightness adjusting mechanism, a servo motor is started to drive a worm to rotate, the worm drives a worm wheel and a driving rod which are in meshed connection with the worm to rotate when rotating, a driving chain disc at the top end of the driving rod drives a driven chain disc and the driving roller to rotate through a linkage chain, and the driving roller drives the driven gear and the driven roller to rotate reversely through the driving gears at the two ends in a simultaneous mode, so that the nylon binding belt can be driven to contract until a device body is stably fixed on the trunk; further, this device has the rubber arc through spring coupling at the back of installation casing, install pressure sensor simultaneously between rubber arc and installation casing, in the monitoring process of device body in active service, the trunk must grow gradually and become thick, can extrude the rubber arc, make its pressure grow to pressure sensor, when pressure reaches the threshold value of settlement, automatic start servo motor reverse rotation, relax the nylon bandage, adopt this design, can effectively prevent the influence of device body to trees growth, reduce the damage to trees, simultaneously because the design of the worm gear that this device adopted has auto-lock nature, and then can guarantee that the installation that the device body can be stable fixes on the trunk.

Drawings

FIG. 1 is a schematic diagram of a frame structure of a forest fire monitoring and early warning system based on Beidou satellite and image recognition, which is provided by the invention;

FIG. 2 is a schematic structural diagram of a data acquisition subsystem of the forest fire monitoring and early warning system based on Beidou satellite and image recognition, which is provided by the invention;

FIG. 3 is a schematic structural diagram of a forest fire danger weather indicator subsystem of the forest fire monitoring and early warning system based on Beidou satellite and image recognition, which is provided by the invention;

FIG. 4 is a schematic structural diagram of a control center subsystem of the forest fire monitoring and early warning system based on Beidou satellite and image recognition, provided by the invention;

FIG. 5 is a schematic structural diagram of an emergency response subsystem of the forest fire monitoring and early warning system based on Beidou satellite and image recognition, which is provided by the invention;

FIG. 6 is a schematic structural diagram of a forest fire monitoring and early warning device based on Beidou satellite and image recognition, which is provided by the invention;

FIG. 7 is a back structure schematic diagram of the forest fire monitoring and early warning device based on the Beidou satellite and image recognition, which is provided by the invention;

fig. 8 is a schematic structural diagram of a binding band tightness adjusting mechanism of the forest fire monitoring and early warning device based on the Beidou satellite and image recognition.

The reference numbers in the figures illustrate:

1. installing a shell; 2. a transparent protective cover; 3. air holes are formed; 4. mounting blocks; 5. a nylon binding band; 6. a strap tightness adjusting mechanism; 601. a servo motor; 602. a drive rod; 603. a worm; 604. a worm gear; 605. a drive roller; 606. a driven roller; 607. a driving chain plate; 608. a driven chain plate; 609. a linkage chain; 610. a drive gear; 611. a driven gear; 7. a rubber arc plate; 8. a spring.

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.

Example 1:

referring to fig. 1-5, the forest fire monitoring and early warning system based on the Beidou satellite and the image recognition comprises a forest fire monitoring and early warning system, wherein a data acquisition subsystem is linked to the forest fire monitoring and early warning system, the data acquisition subsystem is linked to a forest fire risk weather index subsystem, and the forest fire risk weather index subsystem is linked to a control center subsystem and an emergency response subsystem;

the data acquisition subsystem is matched with a sensor module in the external forest fire monitoring and early warning device, acquires important data such as environmental temperature, humidity, atmospheric pressure, smoke, luminance brightness and the like through a wireless sensor network, and transmits the data to the control center server in real time together with information such as node positions, time and the like after preprocessing, so that a fire department is helped to effectively determine a scheme and quickly monitor potential risks;

the forest fire danger weather index subsystem is combined with observation data acquired by the data acquisition subsystem through field monitoring, mathematical statistics analysis is carried out on the observation data, factors such as weather, combustible water content, fire behavior and the like are comprehensively considered, an experience curve is established and tabulated, and meanwhile, a fire danger spreading prediction model is established by combining the WSN technology and the 3S technology and is used for early warning forest fire danger in time;

the control center subsystem processes all information from the forest fire weather index subsystem, firstly, the GIS system is combined to determine the positions of the sensor nodes and the fire, the terrain and various attributes of forest resources, and abnormal conditions are alarmed; then, completing forest fire behavior analysis and predicting the fire spreading direction; finally, displaying the fire monitoring information in real time, and placing all the information in a web server; the GIS system is combined with the Beidou satellite system and an image recognition technology, so that accurate position positioning and information acquisition can be realized;

and the emergency response subsystem ensures that a remote user including a management department can master the live wire monitoring information of the control center in real time through a web browser and formulate corresponding rescue measures according to the detection information.

The data acquisition subsystem is linked with an environmental data sensor acquisition module, a positioning module and a fire point monitoring module, and the environmental data sensor acquisition module comprises a temperature sensor unit, a humidity sensor unit, a smoke sensor unit and an atmospheric pressure sensor unit; the positioning module comprises a position sensor unit and a time monitoring unit.

The forest fire danger weather index subsystem is linked with an initial spreading index module, a deciduous leaf layer humidity code module and a fine combustible humidity code module, and the initial spreading index module is linked with a first wind speed monitoring unit; the lower-layer fallen leaf layer humidity code sub-module and the drought code sub-module are linked with the fallen leaf layer humidity code module, and the lower-layer fallen leaf layer humidity code sub-module is linked with a first rainfall monitoring unit, a first humidity monitoring unit and a first temperature monitoring unit; the drought code sub-module is linked with a second rainfall monitoring unit and a second temperature monitoring unit; and a third rainfall monitoring unit, a second humidity monitoring unit, a second wind speed monitoring unit and a third temperature monitoring unit are linked on the small combustible humidity code module.

The control center subsystem is linked with a data processing and analyzing module, a fire risk forecasting module, a fire spreading forecasting module and a fire monitoring module.

The emergency response subsystem is linked with a fire information real-time transmission and display module and an emergency plan formulation module.

The invention provides a forest fire monitoring and early warning system based on a Beidou satellite and image recognition, which adopts a modularized design, and by applying a Beidou satellite system and an image recognition technology, whether a fire occurs or not, the Beidou accurately positions the place where the fire occurs and provides the place for firefighters, and meanwhile, a background provides necessary fire fighting and escape routes for the firefighters according to information such as wind direction, geographical position and the like. The forest fire prevention early warning monitoring system based on the Beidou satellite and image recognition can realize unattended uninterrupted work, automatically analyze and judge video image information, find abnormal smoke and fire face heads in a monitoring area in time, carry out fire alarm and fire analysis in a fastest and optimal mode, effectively assist fire fighters to handle fire crisis, reduce the phenomena of false alarm and missed alarm to the maximum extent, simultaneously can check on-site real-time images, and directly command and schedule fire fighting work according to intuitive pictures; meanwhile, the monitored environmental information can be analyzed, a fire spread prediction model is constructed, the position where fire is likely to occur is effectively predicted, and meanwhile, the fire spread of the area where the fire occurs is predicted.

Example 2:

referring to fig. 6 to 8, based on embodiment 1 but with the difference that,

the forest fire monitoring and early warning device based on the Beidou satellite and image recognition comprises an installation shell 1, wherein the installation shell 1 is designed by adopting an arc-shaped front plate, a transparent protective cover 2 is fixedly connected to the upper side of the arc-shaped front plate, air holes 3 are formed in the lower side of the arc-shaped front plate, and a storage battery, a control panel, a camera and a sensor module are integrally installed in the installation shell 1; the two sides of the mounting shell 1 are fixedly connected with mounting blocks 4, a connecting rod is fixedly connected between the mounting blocks 4 on one side, a nylon binding belt 5 is fixedly connected onto the connecting rod, and a binding belt tightness adjusting mechanism 6 is arranged at the mounting block 4 on the other side; the back of installation casing 1 is provided with rubber arc 7, fixedly connected with spring 8 on the inner wall of rubber arc 7, and 7 one end of rubber arc and installation casing 1 fixed connection are kept away from to spring 8, still are provided with pressure sensor between rubber arc 7 and the installation casing 1, and pressure sensor fixed connection is on the outer wall of installation casing 1.

The band tightness adjusting mechanism 6 comprises a servo motor 601 and a driving rod 602, the servo motor 601 is fixedly installed inside the installation shell 1, the driving rod 602 is rotatably connected inside the installation shell 1, a worm 603 is fixedly connected to an output shaft of the servo motor 601, a worm wheel 604 is fixedly connected to the middle position of the driving rod 602, and the worm 603 is meshed with the worm wheel 604.

The binding band tightness adjusting mechanism 6 further comprises a driving roller 605 and a driven roller 606, the driving roller 605 is rotatably connected to the mounting shell 1, the driven roller 606 is rotatably connected between the mounting blocks 4, the upper end and the lower end of the driving rod 602 are fixedly connected with a driving chain disc 607, the upper end and the lower end of the driving roller 605 are fixedly connected with a driven chain disc 608, and a linkage chain 609 is connected between the driving chain disc 607 and the driven chain disc 608 in a surrounding manner; the top end and the bottom end of the driving roller 605 are fixedly connected with a driving gear 610, the top end and the bottom end of the driven roller 606 are fixedly connected with a driven gear 611, the driving gear 610 is meshed with the driven gear 611, and anti-skid protrusions are fixedly connected to the surfaces of the driving roller 605 and the driven roller 606.

The sensor module comprises a temperature sensor, a humidity sensor, a GPS positioning sensor, a delay smoke sensor, a wind speed sensor, an atmospheric pressure sensor and a rainfall sensor.

The invention provides a forest fire monitoring and early warning device matched with a forest fire monitoring and early warning system, wherein a camera and a sensing module are arranged in an installation shell 1, so that various environmental data information in forest can be timely and accurately monitored, an effective data source is provided for the forest fire monitoring and early warning system, and meanwhile, the position, information, fire condition and the like of a fire can be timely uploaded so as to timely respond; in addition, the device is fixed on a tree at a monitoring point through a nylon binding band 5 and a binding band tightness adjusting mechanism 6, when the device is used, the nylon binding band 5 is wound on a trunk, the tail end of the nylon binding band 5 penetrates through a driving roller 605 and a driven roller 606 of the binding band tightness adjusting mechanism 6, a servo motor 601 is started to drive a worm 603 to rotate, the worm 603 drives a worm wheel 604 and a driving rod 602 which are in meshed connection with the worm 603 to rotate when rotating, a driving chain disc 607 at the top end of the driving rod 602 drives a driven chain disc 608 and the driving roller 605 to rotate through a linkage chain 609, and the driving roller 605 drives a driven gear 611 and the driven roller 606 to rotate in the opposite direction through a driving gear 610 at two ends in a simultaneous mode, so that the nylon binding band 5 can be driven to shrink until the device body is stably fixed on the trunk; further, this device is connected with rubber arc 7 at the back of installation casing 1 through spring 8, install pressure sensor simultaneously between rubber arc 7 and installation casing 1, in the monitoring process of device body in active service, the trunk must grow gradually and become thick, can extrude rubber arc 7, make its pressure grow to pressure sensor, when pressure reaches the threshold value of settlement, automatic start servo motor 601 antiport, relax nylon bandage 5, adopt this design, can effectively prevent the influence of device body to trees growth, reduce the damage to trees, simultaneously because the design of the worm wheel 604 worm 603 that this device adopted has auto-lock nature, and then can guarantee that the installation that the device body can be stable fixes on the trunk.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical scope of the present invention and the equivalent alternatives or modifications according to the technical solution and the inventive concept of the present invention within the technical scope of the present invention.