CN110465036B - Controllable fire-extinguishing bomb, fire-extinguishing system and fire-extinguishing method - Google Patents
Controllable fire-extinguishing bomb, fire-extinguishing system and fire-extinguishing method Download PDFInfo
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- CN110465036B CN110465036B CN201910764000.1A CN201910764000A CN110465036B CN 110465036 B CN110465036 B CN 110465036B CN 201910764000 A CN201910764000 A CN 201910764000A CN 110465036 B CN110465036 B CN 110465036B
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- 238000000034 method Methods 0.000 title claims description 12
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- 230000000903 blocking effect Effects 0.000 claims description 11
- 239000000843 powder Substances 0.000 claims description 10
- 239000011521 glass Substances 0.000 claims description 6
- 230000001934 delay Effects 0.000 claims description 3
- 230000007246 mechanism Effects 0.000 description 9
- 230000000694 effects Effects 0.000 description 3
- 238000004880 explosion Methods 0.000 description 3
- 238000010304 firing Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000000779 smoke Substances 0.000 description 3
- 230000006378 damage Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000005474 detonation Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000001629 suppression Effects 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
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- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
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- 239000007779 soft material Substances 0.000 description 1
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C37/00—Control of fire-fighting equipment
- A62C37/36—Control of fire-fighting equipment an actuating signal being generated by a sensor separate from an outlet device
- A62C37/38—Control of fire-fighting equipment an actuating signal being generated by a sensor separate from an outlet device by both sensor and actuator, e.g. valve, being in the danger zone
- A62C37/40—Control of fire-fighting equipment an actuating signal being generated by a sensor separate from an outlet device by both sensor and actuator, e.g. valve, being in the danger zone with electric connection between sensor and actuator
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- Aiming, Guidance, Guns With A Light Source, Armor, Camouflage, And Targets (AREA)
Abstract
The controllable fire-extinguishing bomb comprises a bomb body, wherein the front end of the bomb body is connected with a warhead, a four-quadrant guiding head is arranged in the bomb body, and the four-quadrant guiding head is used for measuring temperature information of all directions in front of the warhead; the rear end of the projectile body is connected with a control cabin, and a controller, a plurality of steering engines and rocket engines are arranged in the control cabin; according to the invention, the four-quadrant guiding head is adopted, so that the temperatures of the warhead in different directions can be accurately obtained, the position of a fire point is judged according to the temperature difference, the steering engine is controlled by the controller to adjust the direction of the tail rudder, and further the guiding fire extinguishing bomb can be controlled to fly towards the position of the fire point, and finally the guiding fire extinguishing bomb can be controlled to accurately extinguish the fire point, so that the fire extinguishing efficiency is improved, and the deviation rate is reduced.
Description
[ field of technology ]
The invention belongs to the technical field of high-rise building rescue fire extinguishing, and particularly relates to a controllable fire extinguishing bomb, a fire extinguishing system and a fire extinguishing method.
[ background Art ]
At present, the height and density of high-rise buildings are gradually increased in various large and medium cities, and the fire safety problem of the high-rise buildings is also increasingly outstanding. The consequences of a fire in a tall building are not to be expected. Fire suppression in high-rise buildings has become a serious challenge in the development of various cities.
For fire extinguishing and extinguishing of high-rise buildings, a general fire engine is difficult to reach the height of the high-rise buildings, in the prior art, a guided fire extinguishing bomb is driven by an unmanned aerial vehicle to extinguish fire, the guided fire extinguishing bomb is brought to the same horizontal height as the ignited high-rise buildings by the unmanned aerial vehicle to emit the guided fire extinguishing bomb, and the guided fire extinguishing bomb is ejected into a fire scene to extinguish fire. However, the fire extinguishing mode needs fire fighters to conduct remote control operation, because the smoke of the fire scene is too large, the fire fighters cannot clearly acquire the specific position of the ignition point, and after the common fire extinguishing bomb is launched, the fire extinguishing bomb is difficult to hit the ignition point and cannot extinguish the fire source effectively because the flying angle cannot be adjusted, thereby causing delay rescue and causing great threat to life and property in the fire.
[ invention ]
The invention aims to provide a controllable fire-guiding extinguishing bomb, a fire-extinguishing system and a fire-extinguishing method, which can control the fire-guiding extinguishing bomb to automatically acquire the fire-extinguishing position and adjust the flight angle in the flight process after ignition and emission so as to enable the fire-guiding extinguishing bomb to hit the fire-extinguishing point correctly under the condition that the fire-extinguishing position cannot be acquired clearly.
The technical scheme of the invention is as follows: the controllable fire-extinguishing bomb comprises a bomb body, wherein an accommodating space for accommodating fire-extinguishing powder is formed in the bomb body, and a detonating cord extending from the front end to the rear end of the accommodating space to extend out is arranged in the accommodating space;
the front end of the bullet body is connected with a bullet head, and a four-quadrant guiding head for measuring the temperature information of each azimuth in front of the bullet head is arranged in the bullet head;
the rear end of the projectile body is connected with a control cabin, and a controller, a plurality of steering engines and rocket engines are arranged in the control cabin; the controller is used for receiving temperature information sent by the four-quadrant seeker, calculating and generating control information according to the temperature information, and sending the control information to each steering engine;
the tail rudder connected with the steering engine is arranged outside the control cabin, and each steering engine is used for receiving control information sent by the controller and adjusting the steering direction of the tail rudder according to the control information so as to adjust the flight direction of the controllable fire extinguishing bomb.
Further, each tail rudder is a thin plate body, is arranged on the outer wall of the control cabin at intervals and vertically, and a plurality of tail rudders are positioned on the same cross section of the projectile body.
Further, each tail rudder is connected with the steering engine through a connecting device, the inner end of the connecting device is connected with the power output end of the steering engine, the outer end of the connecting device is connected with the tail rudder, and the connecting device is used for driving the tail rudder to rotate relative to the outer wall of the control cabin under the driving of the steering engine.
Further, a blocking plate is arranged between the projectile body and the warhead and between the projectile body and the control bin, the blocking plate is a circular plate, and the diameter of the circular plate is equal to the outer diameter of the columnar hollow shell;
the two sides of the circular plate, which are close to the edges of the circular plate, are outwards extended with annular bulges, and the annular bulges are used for extending into the two ends of the columnar hollow shell, the connecting end of the warhead or the connecting end of the control bin and are connected with the two ends of the columnar hollow shell, the connecting end of the warhead or the connecting end of the control bin.
Further, a pipe body is arranged between the two blocking plates, through holes communicated with the pipe body are formed in the two blocking plates, the pipe body is used for fixing the detonating cord, and a data line between the four-quadrant seeker and the controller passes through the pipe body.
Further, the body is located on the central axis of the projectile body
Further, a cone is arranged at the center of the front end of the bullet.
Further, a plurality of strake wings consistent with the trend of the strake wings are arranged on the outer wall of the projectile body, each strake wing is a sheet plate body, the strake wings are arranged on the outer wall of the projectile body at intervals and vertically, and the strake wings are positioned on the same cross section of the projectile body.
The other technical scheme of the invention is as follows: the fire extinguishing system comprises the controllable fire extinguishing bomb and an aircraft, wherein a chute is arranged below the aircraft, at least one sliding block is arranged on the bomb body of the controllable fire extinguishing bomb, and the sliding block is used for sliding along the chute after the controllable fire extinguishing bomb is started so as to control the emission direction of the controllable fire extinguishing bomb;
the system also comprises a laser sight and a remote controller, wherein the laser sight is arranged on a bracket below the aircraft, and is used for acquiring the ignition point and the surrounding image information thereof, and the distance information between the laser sight and the building outer wall where the ignition point is located and transmitting the distance information to the remote controller; the remote controller is used for receiving the image information and the distance information and sending ignition information to start the controllable fire extinguishing bomb.
The other technical scheme of the invention is as follows: a method of extinguishing a fire, characterized in that the fire extinguishing system of claim 9 is used, comprising the steps of:
starting the aircraft through the remote controller, enabling the aircraft to take off with the controllable fire extinguishing bomb and the laser sighting device, flying outside a window of a building where the ignition point is located, and adjusting the flying position of the aircraft until the height difference between the laser sighting device and the window of the building is within a preset range, and enabling the distance between the laser sighting device and the outer wall of the building to be within a preset distance range;
starting a rocket engine in the controllable fire-extinguishing bomb through a remote controller, simultaneously starting an acceleration sensor and a four-quadrant seeker in the controllable fire-extinguishing bomb, and collecting acceleration information and temperature information through a controller in the controllable fire-extinguishing bomb;
the angle adjusting step of the controllable fire-extinguishing bullet comprises the following steps: the controller calculates and generates direction adjustment information of the controllable fire-guiding extinguishing bomb according to the temperature information and sends the direction adjustment information to each steering engine in the controllable fire-guiding extinguishing bomb respectively, and each steering engine adjusts the rotation angle of the corresponding tail rudder according to the direction adjustment information;
repeatedly executing the angle adjusting step of the controllable fire-extinguishing bomb until the flying direction of the controllable fire-extinguishing bomb faces the ignition point;
when the cone of the controllable fire-extinguishing bomb touches and breaks the glass on the window of the building, the controller detects that the acceleration of the controllable fire-extinguishing bomb measured by the acceleration sensor exceeds a preset threshold value, and after the acceleration sensor delays for a preset time, the detonating cord is started to burst the bomb body, and the fire extinguishing powder in the accommodating space is sprayed out to extinguish the fire source of the ignition point.
The beneficial effects of the invention are as follows: according to the invention, the four-quadrant guiding head is adopted, so that the temperatures of the warhead in different directions can be accurately obtained, the position of a fire point is judged according to the temperature difference, the steering engine is controlled by the controller to adjust the direction of the tail rudder, and further the guiding fire extinguishing bomb can be controlled to fly towards the position of the fire point, and finally the guiding fire extinguishing bomb can be controlled to accurately extinguish the fire point, so that the fire extinguishing efficiency is improved, and the deviation rate is reduced.
[ description of the drawings ]
FIG. 1 is a schematic view of the external structure of a controllable fire-extinguishing bomb according to an embodiment of the present invention;
FIG. 2 is a schematic perspective view of a controllable fire-guiding bomb according to an embodiment of the present invention;
FIG. 3 is a flow chart of the steps of a fire suppression method in an embodiment of the present invention;
FIG. 4 is a schematic view of the internal structure of a laser sight according to an embodiment of the present invention;
fig. 5 is a schematic view of a surface structure of a laser sight according to an embodiment of the present invention.
Wherein: 1. a shell body; 2. a strake wing; 3. a rocket engine; 4. steering engine; 5. tail rudders; 6. a bullet; 7. a four-quadrant seeker; 8. vertebral body, 9. Tube body.
[ detailed description ] of the invention
The invention will be described in detail below with reference to the drawings and the detailed description.
On the one hand, the embodiment of the invention discloses a controllable fire-guiding extinguishing bomb, as shown in fig. 1, which comprises a bomb body 1, wherein the bomb body 1 is a columnar hollow shell, two ends of the hollow shell are open, an accommodating space for accommodating fire extinguishing powder is formed inside the hollow shell, and a detonating cord is arranged in the accommodating space.
The front end of the bullet body 1 is connected with a bullet head 6, the bullet head 6 is a hemispherical hollow shell, a four-quadrant guiding head 7 is installed in the bullet head 6, and the four-quadrant guiding head 7 is used for measuring temperature information of all directions in front of the bullet head 6. The glass on the window can be broken through the bullet, and then enters the ignition point in the building.
The rear end of the projectile body 1 is connected with a control cabin, and a controller, a plurality of steering engines 4 and rocket engines 3 are arranged in the control cabin; the controller is used for receiving temperature information sent by the four-quadrant seeker 7, calculating and generating control information according to the temperature information, and sending the control information to each steering engine 4. The outer wall of the control cabin is provided with a plurality of tail rudders 5, the number and the installation positions of the tail rudders 5 are corresponding to those of the steering engines 4, each steering engine 4 is used for receiving control information sent by the controller, and the steering direction of the tail rudders 5 is regulated according to the control information so as to regulate the flight direction of the controllable fire extinguishing bomb. In this embodiment, the number of tail rudders 5 is 4, the distances between two adjacent tail rudders 5 are equal, and two tail rudders 5 with opposite connection positions are crossed in a cross shape.
According to the embodiment of the invention, the four-quadrant guiding head 7 is adopted, and the four directions around the warhead 6 are respectively provided with one sensor, so that the temperatures of the warhead 6 in different directions can be accurately obtained, and the direction of the ignition point relative to the warhead 6 can be judged according to the temperature difference. The direction of tail rudder 5 is adjusted through controller control steering wheel 4, and then makes the direction flight of steerable fire extinguishing bomb orientation fire point, and the explosion when finally steerable fire extinguishing bomb reached the fire point, spills the fire extinguishing powder in it to the fire point, carries out accurate fire extinguishing, improves fire extinguishing efficiency, reduces the deviation rate.
The controllable fire-guiding extinguishing bomb in the embodiment of the invention can also realize fire extinguishment on non-high-rise buildings, the four-quadrant guiding head 7 of the controllable fire-guiding extinguishing bomb can detect the temperature of any point in front, further judge the direction of the firing point relative to the controllable fire-guiding extinguishing bomb, then the steering engine 4 is used for adjusting the tail rudder 5, the control can be realized for 10 times/s, and when the distance between the controllable fire-guiding extinguishing bomb and the firing point is within 20-30 m, the adjusting direction range can be realized to be about 1.5m, and up and down 3m. Can completely realize the fire extinguishing effect of the ignition points of the high-rise building and the bottom surface. The existing guided fire extinguishing bullet does not have a four-quadrant guiding head and a control system, so that the guided fire extinguishing bullet can only extinguish fire at a high level, can only be ejected in a straight line, and cannot realize adjustment of the flight direction.
In the embodiment of the invention, each tail vane 5 is a thin plate body, is arranged on the outer wall of the control cabin at intervals and vertically, and a plurality of tail vanes 5 are positioned on the same cross section of the projectile body 1. Each tail rudder 5 is connected with the steering engine 4 through a connecting device, the inner end of the connecting device is connected with the power output end of the steering engine 4, the outer end of the connecting device is connected with the tail rudder 5, and the connecting device is used for driving the tail rudder 5 to rotate relative to the outer wall of the control cabin under the driving of the steering engine 4. The tail vane 5 is arranged to be a sheet plate body, so that the control of the steering engine 4 is easier, the linkage of the tail vane and the shell is realized through the connecting device, a bearing is additionally arranged between the connecting device and the shell of the elastomer 1, the motion of the tail vane and the shell is influenced, a sealing ring is additionally arranged at the joint of the bearing, the sealing effect can be achieved, hot air can be prevented from entering a control cabin during fire extinguishment, and the whole system is further influenced. In addition, a stepping motor can be used for replacing the steering engine 4, so that the tail rudder can be adjusted.
In the embodiment of the invention, the blocking plates are arranged between the projectile body 1 and the warhead 6 and between the projectile body 1 and the control bin, the blocking plates are circular plates, and the diameter of each circular plate is equal to the outer diameter of the columnar hollow shell. Annular bulges are outwards extended at the two sides of the circular plate close to the edges of the circular plate, and are used for extending into the two ends of the columnar hollow shell, the connecting end of the warhead 6 or the connecting end of the control bin and are connected with the two ends of the columnar hollow shell, the connecting end of the warhead 6 or the connecting end of the control bin.
The shell body 1 can be sealed through the blocking plate on one hand, so that the fire extinguishing powder in the shell body is ensured to be stable and cannot leak. On the other hand, the connection between the projectile body 1 and the projectile head 6 and the control cabin can be realized through the annular bulge extending to the two sides of the blocking plate, the annular bulge, the projectile body 1, the projectile head 6 and the outer wall of the control cabin are provided with bolt holes, and the fixation is realized through bolts.
According to the embodiment of the invention, the blocking plate, the projectile body 1, the warhead 6 and the control bin are fixed through the bolts, and as the projectile body 1 is required to be exploded, the projectile body material is made of a light and thin soft material, so that damage to people near a firing point caused by projectile body fragments generated after explosion can be effectively reduced.
In the embodiment of the invention, as shown in fig. 2, a pipe body 9 is arranged between two plugging plates, through holes communicated with the pipe body 9 are arranged on the two plugging plates, and the pipe body 9 is used for fixing the detonating cord and also used for allowing a data line between the four-quadrant seeker 7 and the controller to pass through. The tube 9 is located on the central axis of the projectile 1. Through this tube 9, it is possible to realize that the control data line passes from inside the projectile body 1, which is a measure of protection for the control line. In addition, the transmission of the data line can be tied outside the pipe body 9 or outside the projectile body 1, but the protection effect of the control data line is poor in both modes.
In the embodiment of the invention, the front end center of the bullet 6 is provided with the cone 8, the glass on the window can be easily broken through the cone 8, moreover, at the moment of collision between the cone 8 and the glass, the acceleration sensor arranged in the fire-guiding bomb can be controlled to detect that the instant acceleration exceeds the preset threshold, at the moment, the controller can delay the detonation of the detonating cord, the delay time is preset according to the internal structure of a fire building, generally tens to hundreds ms, after the delay detonation, the bullet 1 is blasted, and the fire extinguishing powder in the space is sprayed to a fire source to extinguish the fire. Alternatively, a pointed edge or an article having a pointed tip may be used to achieve this design.
In the embodiment of the invention, a plurality of strake wings 2 which are consistent with the trend of the strake wings are arranged on the outer wall of the projectile body 1, each strake wing 2 is a sheet plate body, the strake wings are vertically arranged on the outer wall of the projectile body 1 at intervals, and the strake wings 2 are positioned on the same cross section of the projectile body 1. The strake wing 2 can better control the stable flying of the controllable fire extinguishing bomb, and avoid the influence of the strong wind environment.
The fire extinguishing system comprises the controllable fire extinguishing bomb and an aircraft, wherein a chute is arranged below the aircraft, at least one sliding block is arranged on the bomb body 1 of the controllable fire extinguishing bomb, and the sliding block is used for sliding along the chute after the controllable fire extinguishing bomb is started so as to control the emission direction of the controllable fire extinguishing bomb.
The fire extinguishing system also comprises a laser sight and a remote controller, wherein the laser sight is arranged on a bracket below the aircraft, and is used for acquiring the ignition point and the surrounding image information thereof, and the distance information between the laser sight and the building outer wall where the ignition point is positioned and transmitting the distance information to the remote controller; the remote controller is used for receiving the image information and the distance information and sending ignition information to start the controllable fire extinguishing bomb.
According to the embodiment of the invention, the controllable fire-guiding and extinguishing bullet is brought into the air by the aircraft, the rocket engine is ignited by the remote controller, and the temperature of the bullet 6 in different directions can be accurately acquired by arranging the sensors in four directions around the bullet 6 in the flying process of the controllable fire-guiding and extinguishing bullet, and the direction of the ignition point relative to the bullet 6 can be judged according to the temperature difference. The direction of tail rudder 5 is adjusted through controller control steering wheel 4, and then makes the direction flight of steerable fire extinguishing bomb orientation fire point, and the explosion when finally steerable fire extinguishing bomb reached the fire point, spills the fire extinguishing powder in it to the fire point, carries out accurate fire extinguishing, improves fire extinguishing efficiency, reduces the deviation rate.
The laser sight in this embodiment, as shown in fig. 5, comprises a hollow box body for mounting on an aircraft, wherein a laser range finder 15 and a camera 12 are mounted in the box body, and the laser range finder 15 and the camera 12 face the direction of the fire source to be extinguished.
The laser range finder 15 is installed inside the box body through a swinging mechanism 16, the swinging mechanism 16 is used for driving the laser range finder 15 to swing left and right in the horizontal direction, a plurality of distance values between the laser range finder 15 and the surface of the outer wall of the building where the fire source to be extinguished is located are obtained through the laser range finder 15, and the distance values are sent to the remote controller so as to provide analyzable data for calculating the emission angle of the guided fire extinguishing bomb.
Through the above embodiment, the camera 12 can collect video information of the fire source to be extinguished and the surrounding thereof, and the approximate range of the fire source to be extinguished can be estimated through the video information, so as to determine the range of the emission direction of the guided fire extinguishing bomb. The distance values between the laser range finder 15 and the outer wall surface of the building where the fire source to be extinguished is located can be obtained through the laser range finder 15, smoke is generated around the fire source to be extinguished, the distance measured by the laser range finder 15 is disturbed, the laser range finder 15 is driven to swing through the swing mechanism, a plurality of distances are obtained, the swing angle of the laser range finder 15 is combined, the real distance between the laser range finder 15 and the outer wall surface of the building where the fire source to be extinguished is calculated and analyzed through the remote controller, the optimal emission angle of the guided fire extinguishing bomb is calculated through the combination of the distance and the flight speed of the guided fire extinguishing bomb and other information, and the guided fire extinguishing bomb after being emitted is ensured to hit the fire source to be extinguished.
The swinging mechanism 16 is a steering engine or a stepping motor, and an output shaft of the steering engine or the stepping motor is connected with the lower part of the laser range finder 15 and is perpendicular to the laser transmitting/receiving direction of the laser range finder 15. The steering engine or the stepping motor is adopted to control the swinging angle more accurately, so that more accurate distance information is obtained. Alternatively, other swinging mechanisms may be used, such as by a self-contained swinging mechanism on the aircraft. But this design requires more modifications and increases the cost of the device.
The box body is formed by a base 17 and an upper cover 18, in particular a square box body, so as to provide more accommodating space, and the square box body is convenient to fix with a bracket of the aircraft. The same side of the upper cover 18 is provided with a through hole for the laser range finder 15 and the camera 12 to pass through. The width of the through hole formed in the side surface of the upper cover 18 and used for the laser range finder 15 to penetrate through is larger than the width of the laser range finder 15, so that the laser range finder 15 can swing conveniently.
As shown in fig. 4, the charging interface 10, the battery 11, the control board 13, and the power switch 14 are mounted on the base 17. The laser range finder 15, the camera 12, the control panel 13 and the swinging mechanism 16 are all connected with the battery 11 through the power switch 14. The control board 13 is also data-connected to the camera 12, the laser rangefinder 15 and the swinging mechanism 16, respectively. The components are configured for better realizing the functions, are specifically designed according to the specific requirements of the device and the accommodating space of the box body, so that the accurate distance is better measured under the condition of ensuring the quality and the accommodating space of the whole laser sighting device, the problem that the traditional ranging sighting system cannot acquire ranging data when facing a fire source or smoke is solved, and the analyzable data is provided for accurately calculating the emission angle of the guided fire extinguishing bomb.
The camera 12 takes a picture of the location of the fire to be extinguished and transmits video information to the control panel. The laser rangefinder 15 measures the distance between it and the exterior wall surface of the building in which the fire source to be extinguished is located and transmits distance data to the control board 13. The control board 13 transmits the position information and the distance information to an external device, the external device transmits a swinging action instruction of the laser range finder 15 to the control board 13, and the control board 13 adjusts the swinging of the laser range finder 15 through the swinging mechanism 16, so that the measurement provides analyzable data for accurately calculating the emission angle of the guided fire extinguishing bomb.
Another embodiment of the present invention discloses a fire extinguishing method, using the fire extinguishing system, as shown in fig. 3, comprising the following steps:
step S101: the aircraft is started by the remote controller, and the aircraft carries the controllable fire extinguishing bomb and the laser sighting device to take off and fly outside the window of the building where the ignition point is located.
Step S102: shooting a video of the fire building through a camera in the laser sight, and sending the video to a remote controller.
Step S103: and the remote controller operator determines the preliminary hovering position of the aircraft according to the received video information.
Step S104: the remote control operator sends a signal to activate the laser ranging device in the laser sight.
Step S105: the laser ranging device is started to measure the distance between the laser ranging device and the obstacle in front, namely the distance between the laser ranging device and the outer wall of the building where the ignition point is located.
Step S106: the remote controller is used for generating a sighting area, and the sighting area is the reachable range of the controllable fire extinguishing bomb after being launched.
Step S107: and adjusting the flight position of the aircraft until the height difference between the laser sighting device and the window of the building is within a preset range and the distance between the laser sighting device and the outer wall of the building is within a preset distance range, namely performing fine adjustment on the aircraft.
Step S108: the rocket engine 3 in the fire-extinguishing bomb can be controlled to start by starting the remote controller.
Step S109: after the controllable fire extinguishing bomb is launched, a remote controller is not needed for control. The method is a step of completing the inside of the controllable fire extinguishing bomb, and specifically comprises the following steps of:
and starting an acceleration sensor and a four-quadrant seeker 7 in the controllable fire extinguishing bomb, and collecting acceleration information and temperature information through a controller in the controllable fire extinguishing bomb.
The angle adjusting step of the controllable fire-extinguishing bullet comprises the following steps: the controller calculates and generates direction adjustment information of the controllable fire-guiding extinguishing bomb according to the temperature information and sends the direction adjustment information to each steering engine 4 in the controllable fire-guiding extinguishing bomb respectively, and each steering engine 4 adjusts the rotation angle of the corresponding tail rudder 5 according to the direction adjustment information.
And repeatedly executing the angle adjusting step of the controllable fire-extinguishing bomb until the flying direction of the controllable fire-extinguishing bomb faces the ignition point.
When the cone 8 of the controllable fire-extinguishing bomb touches and breaks the glass on the window of the building, the controller detects that the acceleration of the controllable fire-extinguishing bomb measured by the acceleration sensor exceeds a preset threshold value, and after the acceleration sensor delays for a preset time, the detonating cord is started to burst the bomb body 1, and the fire extinguishing powder in the accommodating space is sprayed out to extinguish the fire source of the ignition point.
According to the embodiment of the invention, rapid and accurate fire extinguishment in high-rise buildings can be realized through the steps, the fire extinguishment efficiency is improved, and the deviation rate is reduced. The controllable fire extinguishing bomb can aim at a fire source and lock the fire source to fly, and the fire extinguishing bomb deflects in the direction with high value (high temperature) by measuring the value of the sensor in each quadrant, so that the value of four sensors is balanced finally, and the fire extinguishing bomb faces the fire source at the moment. The fire extinguishing bomb accurately flies to the fire source without error, the side injury to personnel is eliminated, and the tail rudder can swing in real time according to the position of the fire source in the flight process of the fire extinguishing bomb so as to adjust the flight direction and ensure that the fire extinguishing bomb accurately enters the position of the fire source.
Claims (8)
1. The controllable fire-extinguishing bomb is characterized by comprising a bomb body (1), wherein an accommodating space for accommodating fire extinguishing powder is formed in the bomb body (1), and a detonating cord extending to the rear end along the front end of the bomb body and extending out of the accommodating space is arranged in the accommodating space;
the front end of the bullet body (1) is connected with a bullet (6), and a four-quadrant guiding head (7) for measuring temperature information of all directions in front of the bullet (6) is arranged in the bullet body;
the rear end of the projectile body (1) is connected with a control cabin, and a controller, a plurality of steering engines (4) and rocket engines (3) are arranged in the control cabin; the controller is used for receiving temperature information sent by the four-quadrant seeker (7), calculating and generating control information according to the temperature information and sending the control information to each steering engine (4);
the tail rudder (5) connected with the steering engines (4) is arranged outside the control bin, each steering engine (4) is used for receiving control information sent by the controller, and the steering direction of the tail rudder (5) is adjusted according to the control information so as to adjust the flight direction of the controllable fire extinguishing bomb;
each tail rudder (5) is a thin plate body, is arranged on the outer wall of the control cabin at intervals and vertically, and a plurality of tail rudders (5) are positioned on the same cross section of the projectile body (1);
every tail vane (5) all through connecting device with steering wheel (4) are connected, connecting device's inner and steering wheel (4) power take off end are connected, the outer end with tail vane (5) are connected, connecting device is used for driving under steering wheel (4) tail vane (5) are rotated for the control storehouse outer wall.
2. The controllable fire-guiding extinguishing bomb according to claim 1, characterized in that a blocking plate is arranged between the bomb body (1) and the bomb head (6) and between the bomb body (1) and the control bin, the blocking plate is a circular plate, and the diameter of the circular plate is equal to the outer diameter of the columnar hollow shell;
the annular bulges are used for extending into the two ends of the columnar hollow shell, the connecting end of the warhead (6) or the connecting end of the control bin and are connected with the two ends of the columnar hollow shell, the connecting end of the warhead (6) or the connecting end of the control bin.
3. The controllable fire-guiding extinguishing bomb according to claim 2, characterized in that a pipe body (9) is arranged between the two plugging plates, through holes communicated with the pipe body (9) are arranged on the two plugging plates, and the pipe body (9) is used for fixing the detonating cord and also used for allowing a data line between the four-quadrant seeker (7) and the controller to pass through.
4. A controllable fire extinguishing bomb according to claim 3, characterized in that the tube (9) is located on the centre axis of the bomb (1).
5. A controllable fire extinguishing bomb according to claim 3 or 4, characterized in that the front end centre of the warhead (6) is provided with a cone (8).
6. The controllable fire-guiding extinguishing bomb according to claim 1, 3 or 4, wherein a plurality of strake wings (2) consistent with the trend of the bomb body (1) are arranged on the outer wall of the bomb body (1), each strake wing (2) is a thin plate body, the strake wings are arranged on the outer wall of the bomb body (1) at intervals and vertically, and the strake wings (2) are positioned on the same cross section of the bomb body (1).
7. The fire extinguishing system is characterized by comprising the controllable fire extinguishing bomb and an aircraft, wherein a chute is arranged below the aircraft, at least one sliding block is arranged on a bomb body (1) of the controllable fire extinguishing bomb, and the sliding block is used for sliding along the chute after the controllable fire extinguishing bomb is started so as to control the emission direction of the controllable fire extinguishing bomb;
the system comprises an aircraft, a laser sight and a remote controller, wherein the laser sight is arranged on a bracket below the aircraft, and is used for acquiring the ignition point and the surrounding image information thereof, and the distance information between the laser sight and the building outer wall where the ignition point is located and sending the distance information to the remote controller; the remote controller is used for receiving the image information and the distance information and sending ignition information to start the controllable fire extinguishing bomb.
8. A method of extinguishing a fire, characterized in that the fire extinguishing system of claim 7 is used, comprising the steps of:
starting an aircraft through a remote controller, wherein the aircraft carries a controllable fire extinguishing bomb and a laser sighting device to take off and flies outside a window of a building where an ignition point is located, and adjusting the flying position of the aircraft until the height difference between the laser sighting device and the window of the building is within a preset range and the distance between the laser sighting device and the outer wall of the building is within a preset distance range;
the rocket engine (3) in the controllable fire-guiding extinguishing bomb is started through the remote controller, an acceleration sensor and a four-quadrant guiding head (7) in the controllable fire-guiding extinguishing bomb are started at the same time, and acceleration information and temperature information are collected through the controller in the controllable fire-guiding extinguishing bomb;
the angle adjusting step of the controllable fire-extinguishing bullet comprises the following steps: the controller calculates and generates direction adjustment information of the controllable fire-guiding extinguishing bomb according to the temperature information and sends the direction adjustment information to each steering engine (4) in the controllable fire-guiding extinguishing bomb respectively, and each steering engine (4) adjusts the rotation angle of the corresponding tail rudder (5) according to the direction adjustment information;
repeatedly executing the angle adjusting step of the controllable fire-guiding extinguishing bomb until the flying direction of the controllable fire-guiding extinguishing bomb faces the ignition point;
when the cone (8) of the controllable fire-extinguishing bomb touches and breaks the glass on the window of the building, the controller detects that the acceleration of the controllable fire-extinguishing bomb measured by the acceleration sensor exceeds a preset threshold value, and after the acceleration sensor delays for a preset time, the detonating cord is started to burst the bomb (1), and the fire extinguishing powder in the accommodating space is sprayed out to extinguish the fire source of the ignition point.
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| FR3108518B1 (en) * | 2020-03-27 | 2024-02-23 | Jacques Pitoux | Fire fighting device |
| CN113911316A (en) * | 2021-09-01 | 2022-01-11 | 河北汉光重工有限责任公司 | Aircraft provided with edge strip wings |
| CN113926106A (en) * | 2021-10-29 | 2022-01-14 | 四川航天燎原科技有限公司 | Air-drop forest fire extinguishing bomb |
| CN114295001A (en) * | 2021-12-30 | 2022-04-08 | 平裕（成都）科技有限公司 | Aiming method of glass breaking equipment |
| CN114432625B (en) * | 2022-02-16 | 2022-10-04 | 宇称智控(北京)科技有限公司 | Remote accurate guidance fire extinguishing bomb |
| CN116222306B (en) * | 2023-02-15 | 2023-11-07 | 湖南云箭科技有限公司 | Method and system for designing bias guidance law of laser guided fire extinguishing bomb |
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