CN115040805B - Unmanned aerial vehicle-mounted water-based fire extinguishing device and fire extinguishing method - Google Patents
Unmanned aerial vehicle-mounted water-based fire extinguishing device and fire extinguishing method Download PDFInfo
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C3/00—Fire prevention, containment or extinguishing specially adapted for particular objects or places
- A62C3/02—Fire prevention, containment or extinguishing specially adapted for particular objects or places for area conflagrations, e.g. forest fires, subterranean fires
- A62C3/0228—Fire prevention, containment or extinguishing specially adapted for particular objects or places for area conflagrations, e.g. forest fires, subterranean fires with delivery of fire extinguishing material by air or aircraft
- A62C3/025—Fire extinguishing bombs; Projectiles and launchers therefor
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C19/00—Hand fire-extinguishers in which the extinguishing substance is expelled by an explosion; Exploding containers thrown into the fire
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C37/00—Control of fire-fighting equipment
- A62C37/04—Control of fire-fighting equipment with electrically-controlled release
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D1/00—Dropping, ejecting, releasing, or receiving articles, liquids, or the like, in flight
- B64D1/02—Dropping, ejecting, or releasing articles
- B64D1/04—Dropping, ejecting, or releasing articles the articles being explosive, e.g. bombs
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C99/00—Subject matter not provided for in other groups of this subclass
- A62C99/0009—Methods of extinguishing or preventing the spread of fire by cooling down or suffocating the flames
- A62C99/0072—Methods of extinguishing or preventing the spread of fire by cooling down or suffocating the flames using sprayed or atomised water
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- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The invention discloses an unmanned aerial vehicle-mounted water-based fire extinguishing device and a fire extinguishing method, wherein the device comprises an outer shell, an inner container and a tail cabin shell, wherein an unmanned aerial vehicle hanging frame is used for hanging the outer shell, and the outer shell is thrown when flying to a preset airspace; the water-based extinguishing agent is filled between the outer shell and the inner container, the primary explosive is filled in the inner container, the primary explosive is controlled to detonate through the detonation current sent by the control panel, a large amount of gas and high pressure are generated after detonation, the inner container and the outer shell are damaged, and therefore the extinguishing agent is sowed to a proper radius range, and the fire extinguishing agent is sprayed.
Description
Technical Field
The invention relates to the technical field of unmanned aerial vehicle extinguishment, in particular to an unmanned aerial vehicle-mounted 50kg water-based extinguishment device and an extinguishment method.
Background
The unmanned aerial vehicle fire extinguishing technology is gradually applied to actual fire extinguishing work in recent years, and the advantages of unmanned aerial vehicle fire extinguishing are obvious, but the unmanned aerial vehicle fire extinguishing technology has the defects that further overcoming and improving are needed; for forest fires, fire extinguishing agents are required to be put in a large range, however, in actual work, unmanned aerial vehicles and operators of unmanned aerial vehicles are difficult to quickly and accurately finish fire extinguishing agent putting work in a certain area, and often need to fly back and forth in the certain area to finish fire extinguishing agent spraying work, therefore, a fire extinguishing bomb capable of detonating is proposed, and fire extinguishing agents are quickly scattered in an explosion mode, so that the defect of insufficient scattering efficiency is overcome, but the detonation time of the fire extinguishing bomb is difficult to effectively control, the detonation is too early and too late, the scattering area of the fire extinguishing agents deviates from a preset position, and the fire extinguishing effect is not ideal;
in addition, after the existing extinguishing bomb is detonated, whether the extinguishing agent is uniformly distributed or not is difficult to ensure, so that the extinguishing agent in a partial area is saturated, and the extinguishing agent in the partial area is insufficient, so that the overall effect is poor;
the existing fire extinguishing bomb has the defects that the existing fire extinguishing bomb is inconvenient in the storage and transportation process, the requirements on the storage and transportation conditions are extremely strict, the service life of the fire extinguishing agent in the fire extinguishing bomb is short, the fire extinguishing bomb is difficult to be stored for a long time, and the fire extinguishing agent in the fire extinguishing bomb is often failed due to insufficient tight sealing.
For the above reasons, the present inventors have made intensive studies on the existing on-board fire extinguishing bomb, and have expected to design a new on-board fire extinguishing apparatus and fire extinguishing method capable of solving the above problems.
Disclosure of Invention
In order to overcome the problems, the inventor makes intensive researches and designs an unmanned aerial vehicle-mounted water-based fire extinguishing device and a fire extinguishing method, wherein the device comprises an outer shell, an inner container and a tail cabin shell, and the unmanned aerial vehicle suspends and grabs the outer shell and puts the outer shell in when flying to a preset airspace; the fire extinguishing agent is filled between the outer shell and the inner container, the inner container is filled with the initiating explosive, the initiating explosive is controlled to be detonated through the initiating current sent by the control panel, a large amount of gas and high pressure are generated after initiation, the inner container and the outer shell are damaged, and accordingly the fire extinguishing agent is scattered to a proper radius range, and accordingly fire extinguishing agent scattering operation is completed.
In particular, the object of the present invention is to provide an unmanned on-board water-based fire extinguishing apparatus comprising an outer housing 1, an inner liner 2 and a tailcabin housing 3;
the inner container 2 extends into the outer shell 1, the inner container 2 is filled with initiating explosive,
inside the outer shell 1, a water-based fire extinguishing agent is filled between the outer shell 1 and the inner container 2,
a control circuit 4 and an ignition head 5 are arranged in the nacelle housing 3,
one end of the ignition head 5 is connected with the control circuit 4, the other end is inserted into the liner 2,
the control circuit 4 comprises a timing module and an ignition control module, wherein the timing module is used for receiving the detonation time, starting timing after the bullet is thrown, sending detonation information to the ignition control module when the detonation time is reached, and controlling the ignition head 5 to perform ignition work by the ignition control module.
Wherein, tail fins 31 are arranged around the outside of the tail cabin shell 3;
the tail cabin shell 3 is arranged at the tail part of the outer shell 1;
the outer shell 1 and the inner liner 2 are connected in a sealing way through the tail cabin shell 3.
The tail of the outer shell 1 is cylindrical, the tail of the inner container 2 is also cylindrical, and the head of the inner container 2 is inserted into the outer shell 1 from the tail of the outer shell 1.
Wherein, the tail parts of the liner 2 and the outer shell 1 are in clearance fit,
preferably, sealing rings 6 are arranged at the ends of the inner container 2 and the outer shell 1,
and the gap matched with the gap is filled and blocked through the sealing ring 6.
Wherein, a pressing boss 32 protruding inwards is arranged on the inner wall surface of the tail cabin shell 3,
when the tail cabin shell 3 is arranged at the tail part of the outer shell 1, the compression boss 32 compresses the sealing ring 6 at the end parts of the outer shell 1 and the inner container 2, and the gap between the inner container 2 and the outer shell 1 is blocked.
Wherein, an internal thread 33 is also arranged on the inner wall surface of the tail cabin shell 3,
an external thread 11 is arranged at the tail part of the outer shell 1, and the tail cabin shell 3 is fixedly arranged on the outer shell 1 through the matching of the internal thread and the external thread.
Wherein the device also comprises a plug interface arranged on the unmanned aerial vehicle,
the control circuit 4 is connected with a plug through a wire,
the plug is pluggable into the plug interface, thereby enabling the control circuit 4 to receive the detonation time.
Wherein, when the outer shell 1 is in a sphere shape, a disc 7 is arranged above the outer shell 1.
The fire extinguishing device also comprises a lifting lug 8;
the unmanned aerial vehicle carries the water-based fire extinguishing device through a hook hanging lifting lug 8.
When the hanging of the lifting lug 8 is released by the unmanned aerial vehicle hook, the water-based fire extinguishing device falls off from the unmanned aerial vehicle; under the action of pulling the wire, the plug connector is pulled out of the plug connector, so that the control circuit 4 is disconnected with the unmanned aerial vehicle, and at the moment, the timing module starts timing.
The present invention also provides a fire extinguishing method in which an unmanned on-board water-based fire extinguishing apparatus as described above is used for extinguishing a fire;
preferably, the method comprises the steps of:
The invention has the beneficial effects that:
(1) According to the unmanned aerial vehicle-mounted water-based fire extinguishing device provided by the invention, the inner container stored with the initiating explosive is placed in the middle of the outer shell, so that the water-based fire extinguishing agent surrounds the inner container, and therefore, the water-based fire extinguishing agent can be uniformly dispersed when the initiating explosive is detonated, and the fire extinguishing agent is uniformly dispersed in a preset area;
(2) According to the unmanned aerial vehicle-mounted water-based fire extinguishing device, the detonation time of filling the fire extinguishing device into the unmanned aerial vehicle according to the flight condition of the unmanned aerial vehicle is shortened, so that the fire extinguishing device can be detonated at the most reasonable height;
(3) According to the unmanned aerial vehicle-mounted water-based fire extinguishing device provided by the invention, the real-time communication between the control circuit and the unmanned aerial vehicle is disconnected through the bullet separation during the bullet throwing of the fire extinguishing device, so that the control circuit can accurately know the bullet throwing condition, and the detonation time can be accurately determined;
(4) According to the unmanned aerial vehicle water-based fire extinguishing device provided by the invention, the inner container is in clearance fit with the tail part of the outer shell, so that the inner container can be removed from the outer shell when necessary, accidents such as unscheduled detonation and the like can be conveniently handled, and the sealing ring is fixed at the end part of the outer shell through the fit relation between the tail cabin shell and the outer shell, so that the effect of full sealing is achieved.
Drawings
FIG. 1 is a schematic view showing the overall structure of an unmanned on-board 50kg water-based fire extinguishing apparatus according to a preferred embodiment of the present invention;
FIG. 2 is an exploded view showing the overall structure of an unmanned on-board 50kg water-based fire extinguishing apparatus according to a preferred embodiment of the present invention;
FIG. 3 is a schematic view showing the internal structure of a trunk housing of an unmanned on-board 50kg water-based fire extinguishing apparatus according to a preferred embodiment of the present invention;
FIG. 4 shows a schematic diagram of the housing structure of the tail cabin housing of an unmanned on-board 50kg water-based fire extinguishing apparatus according to a preferred embodiment of the present invention;
FIG. 5 shows a schematic view of a plug of an unmanned on-board water-based fire extinguishing apparatus according to a preferred embodiment of the invention;
FIG. 6 is a schematic view showing the overall structure of an unmanned on-board 10kg water-based fire extinguishing apparatus according to a preferred embodiment of the present invention;
fig. 7 is an exploded view showing the overall structure of an unmanned on-board 10kg water-based fire extinguishing apparatus according to a preferred embodiment of the present invention.
Reference numerals illustrate:
1-outer housing
11-external thread
2-inner container
3-tailstock housing
31-empennage
32-compression boss
33-internal thread
4-control circuit
5-ignition head
6-sealing ring
7-disc
8-lifting lug
Detailed Description
The invention is further described in detail below by means of the figures and examples. The features and advantages of the present invention will become more apparent from the description.
The word "exemplary" is used herein to mean "serving as an example, embodiment, or illustration. Any embodiment described herein as "exemplary" is not necessarily to be construed as preferred or advantageous over other embodiments. Although various aspects of the embodiments are illustrated in the accompanying drawings, the drawings are not necessarily drawn to scale unless specifically indicated.
The unmanned aerial vehicle-mounted water-based fire extinguishing device provided by the invention can at least comprise two types, and the types are generally divided according to the quantity of fire extinguishing agent carried by the unmanned aerial vehicle-mounted water-based fire extinguishing device, such as a 50kg type and a 10kg type.
When the fire extinguishing apparatus is of the order of 50kg, as shown in fig. 1, 2, the water-based fire extinguishing apparatus comprises an outer housing 1, an inner liner 2 and a tail tank housing 3;
the inner container 2 extends into the outer shell 1, and the inner container 2 is filled with primary explosive, preferably black powder is selected as the primary explosive, and the loading capacity of the primary explosive can meet the requirement of expanding the outer shell 1;
the water-based fire extinguishing agent is filled between the outer shell 1 and the liner 2 in the outer shell 1, and the existing water-based fire extinguishing agent is selected. Preferably, the outer shell and the inner container are made of PVC resin materials, the shell is convenient for service treatment and has certain strength, and the shell is not broken in the common service operation process.
The control circuit 4 and the ignition head 5 are arranged in the tail cabin shell 3, as shown in fig. 2, one end of the ignition head 5 is connected with the control circuit 4, the other end of the ignition head 5 is inserted into the liner 2, the control circuit 4 comprises a timing module and an ignition control module, the timing module is used for receiving the detonation time and starting timing after the bullet is thrown, the detonation information is sent to the ignition control module when the detonation time is reached, and the ignition control module controls the ignition operation of the ignition head 5. The detonation information is the detonation current, preferably, the detonation current is 12V, 1-2A, the duration is 100ms, the ignition head receives the detonation current and fires, the detonating powder is ignited, the detonation is completed, and the time from the receiving of the detonation current to the completion of the detonation is less than 50ms.
The control circuit 4 is provided with a self-contained battery, and can normally work for more than 1 hour under the condition of no-load machine power supply. Preferably, the key switch, the indicator light and other components on the control circuit 4 are led out to the outer surface of the tail cabin shell, so that the tail cabin shell is convenient to use and observe.
Preferably, the unmanned aerial vehicle can be an unmanned helicopter or a fixed wing unmanned aerial vehicle, and the unmanned aerial vehicle-mounted water-based fire extinguishing device can be suitable for the extinguishing and flame-retardant operation of A-type forest fires.
In a preferred embodiment, a tail fin 31 is arranged around the outside of the nacelle housing 3; preferably 8 tail fins are arranged for guaranteeing aerodynamic characteristics during throwing;
the tail cabin shell 3 is arranged at the tail part of the outer shell 1; the outer shell 1 and the inner liner 2 are connected in a sealing way through the tail cabin shell 3.
Specifically, the tail of the outer casing 1 is cylindrical, the tail of the liner 2 is also cylindrical, and the head of the liner 2 is inserted into the outer casing 1 from the tail of the outer casing 1. The tail portions of the inner container 2 and the outer shell 1 are embedded in the tail cabin shell 3, so that one end of the ignition head 5 is inserted into the inner container to facilitate the detonation of the inner container.
Preferably, the inner container 2 is in clearance fit with the tail part of the outer shell 1, so that the device is convenient to disassemble and maintain, and the disassembly and maintenance cannot cause irreversible damage to the overall performance of the device;
preferably, as shown in fig. 3, sealing rings 6 are arranged at the ends of the inner container 2 and the outer shell 1, and the gap matched with the gap is filled and sealed by the sealing rings 6, so that the fire extinguishing agent of the water machine is sealed in the outer shell 1 and cannot leak or deteriorate and fail due to long-time contact with air.
Further, an inwardly protruding pressing boss 32 is provided on the inner wall surface of the trunk housing 3,
when the tail cabin shell 3 is arranged at the tail part of the outer shell 1, the compression boss 32 compresses the sealing ring 6 at the end parts of the outer shell 1 and the inner container 2, and the gap between the inner container 2 and the outer shell 1 is blocked.
An internal thread is further provided on the inner wall surface of the trunk housing 3, and as shown in fig. 4, an external thread is provided on the tail of the outer housing 1, and the trunk housing 3 is fixedly mounted on the outer housing 1 by the cooperation of the internal thread and the external thread. On the basis of completing the fixed connection among the outer shell 1, the inner container 2 and the tail cabin shell 3, the sealing effect of the outer shell 1 is ensured.
In a preferred embodiment, the unmanned aerial vehicle-mounted water-based fire extinguishing device further comprises an MD-8ZK plug connector arranged on the unmanned aerial vehicle, the control circuit 4 is connected with the MD-8TJ plug connector through a wire, and the plug connector is inserted into the plug connector in a pluggable manner, so that the control circuit 4 can be connected with the unmanned aerial vehicle in a wired manner, and data are transmitted to each other in real time, wherein the data comprise the detonation time. Namely, the unmanned aerial vehicle designs reasonable detonation time according to the flying height and fire condition of the unmanned aerial vehicle, binds the detonation time in the control circuit 4, and can adjust and change the detonation time at any time before the water-based fire extinguishing device is put in. The MD-8TJ plug is shown in FIG. 5, wherein the point numbers are defined as follows:
in a preferred embodiment, as shown in fig. 1, two bands are provided on the outside of the outer case 1, the two bands being disposed parallel to each other, on both sides of the center of gravity of the water-based fire extinguishing apparatus, respectively, and lifting lugs 8 are provided at the ends of the bands; the unmanned aerial vehicle carries the water-based fire extinguishing device by grabbing lifting lugs 8.
When the unmanned aerial vehicle releases the grabbing of the lifting lug 8, the water-based fire extinguishing device falls off from the unmanned aerial vehicle; under the action of pulling the wire, the plug is pulled out from the plug interface, so that the control circuit 4 is disconnected from the unmanned aerial vehicle, at the moment, the timing module detects disconnection, namely, the unmanned aerial vehicle leaves the vehicle, the bullet is considered to start, the timing module starts timing, the timing time is the detonation time, for example, the detonation time is 3 seconds, the detonation information is sent to the ignition control module after the unmanned aerial vehicle leaves the vehicle for 3 seconds, and the ignition control module controls the ignition head 5 to perform ignition work. As reasonable detonation time is preset, the water-based fire extinguishing device detonates when just falling into a preset fire extinguishing area, so that the water-based fire extinguishing agent is rapidly scattered and scattered in the area, and the fire extinguishing operation of the area is completed.
When the fire extinguishing apparatus is of the order of 10kg, the overall structure is similar to that of 50kg, as shown in fig. 6 and 7, the main difference is that the outer shell 1 is in a sphere shape, the tail part of the 10kg water-based fire extinguishing apparatus is not provided with a tail wing, the non-round projectile body can generate uneven problems caused by appearance in the process of spreading fire extinguishing liquid, the power can be maximized by ensuring the stability of the projectile body when the non-round projectile body is adopted, but the small projectile body needs to ensure the stability in the flight process if the small projectile body is required to ensure the stability, parts such as the tail wing need to be installed, and the like, and compared with the spherical projectile body, the problems of complex processing, high cost and the like exist, so the fire extinguishing liquid can be uniformly spread under the condition of reducing the cost by arranging the spherical outer shell.
In this application, extinguishing device's put in high is lower, is generally less than 200m, and be in 10kg water-based extinguishing device is last to not set up the fin, and such put in high, there is the fin to deviate the falling point apart from not greatly to influence, mainly influences the body gesture condition, 10kg water-based extinguishing device shell body in this application is the sphere for it takes place the change that gesture change caused to pneumatics is not obvious.
When the fire extinguishing apparatus is of the order of 10kg, a disc 7 is arranged above the outer housing 1; preferably, the disc 7 is of unitary construction with the outer housing 1.
According to the water-based fire extinguishing device, the disc 7 is arranged, so that the overall structural strength of the outer shell can be increased, the product can be lifted more conveniently, the overall 10kg water-based fire extinguishing device meets the pneumatic performance requirement, and the fire extinguishing device is ensured to be kept in a vertical falling state after being thrown; in addition, through this disc and airborne mounting structure cooperation, prevent that extinguishing device from rocking at the flight process, particularly, when carrying this extinguishing device on unmanned aerial vehicle, set up the ring structure on unmanned aerial vehicle's stores pylon, through ring structure and this disc cooperation, spacing this disc for extinguishing device can't free swing in the flight process, thereby a plurality of extinguishing device of the intensive mount of the carrier of being convenient for guarantees extinguishing device and hangs the reliability of flight simultaneously.
The invention also provides a fire extinguishing method in which the unmanned aerial vehicle-mounted water-based fire extinguishing device is used for extinguishing fire;
preferably, the method comprises the steps of:
preferably, the detonation time is calculated by:
wherein T represents detonation time, g represents gravitational acceleration, H represents falling distance, and the detonation velocity is obtained through the difference between the height of the unmanned plane and the height of the detonation position during throwing.
Step 3, the unmanned aerial vehicle puts in the unmanned aerial vehicle water-based fire extinguishing device, so that the unmanned aerial vehicle water-based fire extinguishing device falls freely under the action of gravity, meanwhile, the plug connector and the plug connector are separated from each other, a timing module in the control circuit 4 starts to work, after the detonation time, the ignition head 5 detonates the initiating explosive in the liner 2, the unmanned aerial vehicle water-based fire extinguishing device detonates in a fire scene, and the water-based fire extinguishing agent is scattered in the fire scene; according to the flying speed of the unmanned aerial vehicle and the horizontal distance between the unmanned aerial vehicle and a fire scene, the projectile throwing position is calculated, when the unmanned aerial vehicle water-based fire extinguishing device is thrown, only the hanging of the lifting lug 8 is required to be released, the unmanned aerial vehicle water-based fire extinguishing device can fly downwards forwards under the action of inertia and gravity, or when the unmanned aerial vehicle is a rotor helicopter and hovers to throw the projectile, the unmanned aerial vehicle water-based fire extinguishing device vertically descends after the projectile throwing, and as the detonation time required by the unmanned aerial vehicle water-based fire extinguishing device to descend to a preset explosion position is estimated in advance, the unmanned aerial vehicle water-based fire extinguishing device explodes when reaching the fire scene, and the water-based fire extinguishing agent in the unmanned aerial vehicle water-based fire extinguishing device is scattered in the fire scene.
Example 1
A small green dragon unmanned aerial vehicle is selected and used for carrying 50kg of water-based fire extinguishing device, the water-based fire extinguishing device comprises an outer shell, an inner container and a tail cabin shell, and 50kgS-100-AB water-based fire extinguishing agent is filled between the outer shell and the inner container; 15g of black powder is filled in the inner container; a control circuit and an ignition head are arranged in the tail cabin shell, and the control circuit is connected with an MD-8ZK plug-in interface on the unmanned aerial vehicle through a wire and the MD-8TJ plug-in interface;
the unmanned aerial vehicle is in flight to the horizontal distance 0m from the scene of a fire, the detonation time is calculated to be 2.66s when the height distance 50m, and bind it to the control circuit, when the unmanned aerial vehicle advances to the position of the scene of a fire above the horizontal distance 0m from the scene of a fire, put in 50kg of water-based fire extinguishing device, lead to interface and plug connector separation when this 50kg of water-based fire extinguishing device breaks away from unmanned aerial vehicle, control circuit begins timing, after timing 2.66s, control the ignition head detonates the black powder in the inner bag, 50kg of water-based fire extinguishing device just falls to the position 15m above the scene of a fire this moment, along with 50kg of water-based fire extinguishing device detonating, the water-based fire extinguishing agent in it is scattered above the scene of a fire, its maximum covering radius 6m, seamless high-efficient covering radius 3m, play good effect of putting out the timber fire.
Example 2
A small green dragon unmanned aerial vehicle is selected and used for carrying 10kg of water-based fire extinguishing device, the water-based fire extinguishing device comprises an outer shell, an inner container and a tail pendant, and 10kgS-100-AB water-based fire extinguishing agent is filled between the outer shell and the inner container; 10g of black powder is filled in the inner container; the tail pendant is provided with a control circuit and an ignition head, and the control circuit is connected with an MD-8ZK plug-in interface on the unmanned aerial vehicle through a wire and the MD-8TJ plug-in interface;
the unmanned aerial vehicle is in flight to the horizontal distance 0m from the scene of a fire, the detonation time is calculated to be 2.66s when the height distance 50m, and bind it to control circuit, when the unmanned aerial vehicle is advanced to the scene of a fire overhead distance 0m from the scene of a fire, put in 10kg water-based extinguishing device, this 10kg water-based extinguishing device leads to interface and plug separation when breaking away from unmanned aerial vehicle, control circuit begins the timing, after timing 2.66s, control the black powder in the ignition head detonation liner, 10kg water-based extinguishing device just falls to the top 15m position of scene of a fire this moment, along with 10kg water-based extinguishing device detonates, the water-based extinguishing agent in it is scattered in the scene of a fire top, its maximum coverage radius 3m, play good effect of putting out timber fire in the coverage.
The invention has been described above in connection with preferred embodiments, which are, however, exemplary only and for illustrative purposes. On this basis, the invention can be subjected to various substitutions and improvements, and all fall within the protection scope of the invention.
Claims (5)
1. An unmanned aerial vehicle water-based fire extinguishing device is characterized by comprising an outer shell (1), an inner liner (2) and a tail cabin shell (3);
the inner container (2) stretches into the outer shell (1), the inner container (2) is filled with primary explosive,
inside the outer shell (1), a water-based fire extinguishing agent is filled between the outer shell (1) and the inner container (2),
a control circuit (4) and an ignition head (5) are arranged in the tail cabin shell (3),
one end of the ignition head (5) is connected with the control circuit (4), the other end is inserted into the inner container (2),
the control circuit (4) comprises a timing module and an ignition control module, wherein the timing module is used for receiving the detonation time, starting timing after the bullet is thrown, sending detonation information to the ignition control module when the detonation time is reached, and controlling the ignition head (5) to perform ignition work by the ignition control module;
an inward protruding compression boss (32) is arranged on the inner wall surface of the tail cabin shell (3),
when the tail cabin shell (3) is arranged at the tail part of the outer shell (1), the compression boss (32) compresses the sealing ring (6) at the end parts of the outer shell (1) and the inner container (2) and seals a gap between the inner container (2) and the outer shell (1);
the device also comprises a plug interface arranged on the unmanned aerial vehicle,
the control circuit (4) is connected with a plug through a wire,
the plug is inserted into the plug in a pluggable manner, so that the control circuit (4) can receive the detonation time;
the fire extinguishing device also comprises a lifting lug (8);
the unmanned aerial vehicle carries the water-based fire extinguishing device through a hanging hook hanging lifting lug (8),
when the hanging of the lifting lug (8) is released by the unmanned aerial vehicle hook, the water-based fire extinguishing device falls off from the unmanned aerial vehicle; under the pulling action of the lead, the plug connector is pulled out of the plug connector, so that the control circuit (4) is disconnected with the unmanned aerial vehicle, and at the moment, the timing module starts timing;
when the outer shell (1) is in a sphere shape, a disc (7) is arranged above the outer shell (1).
2. The unmanned aerial vehicle water-based fire extinguishing apparatus according to claim 1, wherein,
the tail wing (31) is arranged outside the tail cabin shell (3) in a surrounding mode;
the tail cabin shell (3) is arranged at the tail part of the outer shell (1);
the outer shell (1) is in sealing connection with the inner container (2) through the tail cabin shell (3).
3. An unmanned airborne water-based fire-extinguishing apparatus according to claim 2, wherein,
the tail of the outer shell (1) is cylindrical, the tail of the inner container (2) is also cylindrical, and the head of the inner container (2) is inserted into the outer shell (1) from the tail of the outer shell (1).
4. An unmanned airborne water-based fire-extinguishing apparatus according to claim 3, wherein,
the inner container (2) is in clearance fit with the tail part of the outer shell (1),
and sealing rings (6) are arranged at the ends of the inner container (2) and the outer shell (1), and the clearance fit gap is filled and blocked through the sealing rings (6).
5. The unmanned aerial vehicle water-based fire extinguishing apparatus according to claim 1, wherein,
an internal thread (33) is also arranged on the inner wall surface of the tail cabin shell (3),
the tail of the outer shell (1) is provided with an external thread (11), and the tail cabin shell (3) is fixedly installed on the outer shell (1) through the matching of the internal thread and the external thread.
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Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR783115A (en) * | 1935-04-10 | 1935-07-08 | Fire extinguisher bomb | |
US4763731A (en) * | 1983-09-28 | 1988-08-16 | The Boeing Company | Fire suppression system for aircraft |
RU2242259C1 (en) * | 2003-03-07 | 2004-12-20 | Федеральное государственное унитарное предприятие "Государственное научно-производственное предприятие "Базальт" | Aircraft fire-extinguishing apparatus |
RU2254153C1 (en) * | 2004-03-11 | 2005-06-20 | Федеральное государственное унитарное предприятие "Государственное научно-производственное предприятие "Базальт" | Airborne fire-extinguishing device |
US7478680B2 (en) * | 2005-01-24 | 2009-01-20 | Vinayagamurthy Sridharan | Fire extinguishing by explosive pulverisation of projectile based frozen gases and compacted solid extinguishing agents |
CN105423828B (en) * | 2015-11-20 | 2017-03-22 | 安徽霍山科皖特种铸造有限责任公司 | Acting part of water-based fire extinguishing bomb |
CN106730519A (en) * | 2017-01-06 | 2017-05-31 | 南京壹诺为航空科技有限公司 | A kind of water base fire extinguisher bomb scattering mechanism of UAV system |
CN106823210A (en) * | 2017-01-12 | 2017-06-13 | 北京生泰消防装备有限公司 | A kind of fire extinguisher bomb delivered by unmanned plane |
CN206675846U (en) * | 2017-04-07 | 2017-11-28 | 宁夏冰核科技有限公司 | Unmanned plane fire extinguishing system |
CN107982823A (en) * | 2018-01-08 | 2018-05-04 | 广州鼎飞科技有限公司 | A kind of UAV system determines high explosion type fire extinguisher bomb |
CN110585633B (en) * | 2019-08-09 | 2023-03-10 | 李烨 | Fire extinguishing bomb and launching system thereof |
CN111150950A (en) * | 2020-03-03 | 2020-05-15 | 西安精科华盾应急救援装备有限公司 | Airborne fire rescue bomb |
CN111202931A (en) * | 2020-03-03 | 2020-05-29 | 西安精科华盾应急救援装备有限公司 | Airborne track launching high-rise building emergency rescue bomb |
CN111603710A (en) * | 2020-06-16 | 2020-09-01 | 山东龙翼航空科技有限公司 | Delay explosion fire extinguishing bomb |
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