CN215995362U

CN215995362U - Fire extinguishing bomb system based on unmanned aerial vehicle

Info

Publication number: CN215995362U
Application number: CN202122513708.5U
Authority: CN
Inventors: 曾绍文
Original assignee: Individual
Current assignee: Beijing Weizhun Technology Co ltd
Priority date: 2021-10-19
Filing date: 2021-10-19
Publication date: 2022-03-11
Anticipated expiration: 2031-10-19

Abstract

The utility model provides a fire extinguishing bomb system based on unmanned aerial vehicle belongs to the fire control technical field, this fire extinguishing bomb system based on unmanned aerial vehicle includes fire extinguishing bomb projectile body and unmanned aerial vehicle, unmanned aerial vehicle is used for sending the signal instruction of starting a fire through the wireless signal transceiver, the instruction receiver is used for receiving the signal instruction of starting a fire that the wireless signal transceiver sent, first controller is used for opening electric igniter according to the signal instruction of starting a fire that the instruction receiver received, in order to prepare to detonate the pyrotechnic composition, can send the signal instruction of starting a fire through unmanned aerial vehicle from this, can make operating personnel can remote control in far away place to detonate, on the one hand of operation is convenient for arrange the fire extinguishing bomb like this, go on remote control ignition after can choosing suitable mounting position as far as possible; on the other hand, the danger of the fire extinguishing bomb is reduced, and the safety is improved.

Description

Fire extinguishing bomb system based on unmanned aerial vehicle

Technical Field

The utility model belongs to the technical field of the fire control is put out a fire, concretely relates to fire extinguishing bomb, especially relate to a fire extinguishing bomb system based on unmanned aerial vehicle, this fire extinguishing bomb is applicable to putting out a fire and rescues of different application scene occasions such as forest, mountain forest, grassland, enterprise and family's conflagration.

Background

The loss of fire to people is very heavy, so that fire extinguishing equipment is required to extinguish a fire timely, quickly and safely. Therefore, it appears that fire extinguishing devices are increasingly used in the field of fire fighting, and are commonly used in unattended areas or in areas with scarce personnel.

The invention patent with the application number of '2014102178846' discloses a grenade type throwing fire extinguishing bomb, which comprises an upper cover, a control piece, a control cavity, an explosion cavity and a hollow cavity body, wherein the control cavity and the explosion cavity are positioned in the hollow cavity body; the explosion cavity is divided into a plurality of inner cavities corresponding to the igniter; the control piece comprises a temperature sensor, an upper cover sensor, a controller and an electric igniter; the upper cover sensor is connected with a fire starting signal receiving part of the controller, and the temperature sensor is connected with a time delay signal receiving part of the controller; the induction heads of the temperature inductor are arranged on the outer walls of different inner cavities of the hollow cavity; the igniter of the electric igniter corresponds to the induction head; the controller sets the corresponding values of the temperature delay values of the igniters according to the temperature sequence.

The invention patent application with application publication number 'CN 106512265A' discloses a hand-throwing fire extinguishing bomb, which comprises a fire pulling pipe, a central detonating pipe, a fire extinguishing bomb shell and fire extinguishing liquid. The fire pulling pipe comprises a fire pulling pipe shell, a pull ring, a safety pin, a slide block, a fire generating grain and a delay grain; the delay powder column and the ignition powder column are sequentially arranged in the fire tube shell, the pull ring is fixed at one end of the pull rope, the other end of the pull rope penetrates through the fire tube shell, the other end of the pull rope is fixedly connected with the upper end of the sliding block, the sliding block is connected with the fire tube shell in a sliding mode, the lower end point of the sliding block is connected with the ignition head through the soft rope, the ignition head is wedged between the ignition powder column and the inner wall of the fire tube shell, one end of the safety pin penetrates through the fire tube shell from the outer portion of the fire tube shell in the radial direction, and one end of the safety pin is inserted into the radial pin hole of the sliding block. The fire extinguishing bomb shell is internally provided with fire extinguishing liquid, the central detonating tube is positioned in the fire extinguishing liquid, one end of the central detonating tube is fixedly connected with the delay powder column, the fire pulling tube shell is fixed at the opening of the fire extinguishing bomb shell, and the detonating powder column and the delay powder column are both positioned in the fire extinguishing bomb shell.

The invention patent with the application number of '201810519662.8' discloses a novel handle-type hand-throwing pull ring firing fire extinguishing bomb which comprises a central cylinder, a pull ring and a copper wire tension spring, wherein an igniter pulling mounting shell, an ignition lead and a pyrotechnic composition are arranged inside the central cylinder, a copper core igniter is arranged in the igniter pulling mounting shell, a grab handle is formed at the upper end of the central cylinder, a shell is sleeved at the lower end of the central cylinder, fire extinguishing powder is arranged between the shell and the central cylinder, the pull ring is fixed at one end of the copper wire tension spring, the other end of the copper wire tension spring penetrates through the top wall of the central cylinder to form a friction part accommodated in the igniter pulling mounting shell, one end of the ignition lead is close to the igniter pulling mounting shell, and the other end of the ignition lead is connected with the pyrotechnic composition; still include reserve lead wire, reserve lead wire's one end is close to the ignition lead wire, reserve lead wire's the other end and paste the roof extension of center section of thick bamboo.

The fire extinguishing bomb with the above structure forms is mainly divided into two types, one type is detonated by igniting a firing cable, the other type is that a fire signal is transmitted to the fire extinguishing device through an external thermosensitive cable, the fire extinguishing device sprays a fire extinguishing agent to a fire scene through an internal driving device to implement fire extinguishing, for example, a certain temperature sensing type fire extinguishing device sets the inflammable outer tube with the built-in firing cable on the surface of a container.

The existing fire extinguishing bomb cannot be controlled to detonate in a remote control mode, so that the technical personnel in the field have realistic significance on how to provide the fire extinguishing bomb system which can be controlled in a remote control mode and is based on the unmanned aerial vehicle.

SUMMERY OF THE UTILITY MODEL

To the above-mentioned not enough that exists among the prior art, the utility model aims to provide a can detonation of remote control based on unmanned aerial vehicle's fire extinguishing bomb system to improve or solve at least one technical problem that the background art exists.

In order to solve the technical problem, the utility model provides a fire extinguishing bomb system based on an unmanned aerial vehicle, which comprises a fire extinguishing bomb body and the unmanned aerial vehicle;

the fire extinguishing bomb body comprises a main fire extinguishing bomb, the main fire extinguishing bomb comprises a fire extinguishing bomb body and an explosion assembly, the fire extinguishing bomb body comprises a central cylinder and a shell, the shell is sleeved on the outer side of the central cylinder, fire extinguishing powder is arranged between the shell and the central cylinder, a pyrotechnic composition is arranged in the central cylinder, the explosion assembly is fixedly arranged on the upper side of the pyrotechnic composition, the explosion assembly comprises an instruction receiver, an electric igniter and a first controller, the electric igniter is used for igniting the pyrotechnic composition, the first controller is connected with the electric igniter, and the instruction receiver is connected with the first controller;

unmanned aerial vehicle includes the fuselage, inside second controller and the radio signal transceiver of being equipped with of fuselage, through bolt fixedly connected with rotor support on the outer wall of fuselage, the one end of rotor support is provided with the safety cover, bolt fixedly connected with driving motor is passed through to the inside bottom of safety cover, driving motor's one end is connected with the rotor through the pivot, the radio signal transceiver with driving motor respectively with the second controller is connected, unmanned aerial vehicle is used for passing through the radio signal transceiver sends and opens the fire signal instruction, instruction receiver is used for receiving the signal instruction that opens fire that the radio signal transceiver sent, first controller is used for the basis the signal instruction that opens fire that instruction receiver received opens fire opens the ware to prepare to detonate the pyrotechnic composition.

As an improvement of the above scheme on the one hand, the main fire extinguishing bomb includes main lead wire, the explosion subassembly includes igniter installation shell, be equipped with copper core igniter in the igniter installation shell, the one end of main lead wire is close to copper core igniter, pyrotechnic composition is connected to main lead wire's the other end, the electric igniter with the correspondence of the position of copper core igniter, the electric igniter is used for through copper core igniter, main lead wire detonation pyrotechnic composition.

As an improvement of the above scheme on one hand, the fire extinguishing bomb body further comprises a plurality of sub fire extinguishing bombs, each sub fire extinguishing bomb comprises a fire extinguishing bomb body and a sub lead, the sub lead is arranged in a central tube of the sub fire extinguishing bomb, one end of the sub lead is connected with the pyrotechnic composition of the sub fire extinguishing bomb, the other end of the sub lead penetrates through the outer side of the sub fire extinguishing bomb and penetrates through the central tube of the main fire extinguishing bomb to be connected with the main lead, and after the main lead detonates the pyrotechnic composition of the fire extinguishing bomb, the sub lead detonates the pyrotechnic composition of the sub fire extinguishing bomb.

As the improvement of above-mentioned scheme on the one hand, the central section of thick bamboo of main fire extinguishing bomb and sub fire extinguishing bomb is equipped with yellow mud, saw dust, end plug from top to bottom layering, the pyrotechnic composition is located the saw dust with between the end plug, the other end of sub-lead wire passes saw dust, yellow mud and extends the outside of sub fire extinguishing bomb and passes main fire extinguishing bomb's center tube with main pin junction, the subassembly that explodes is located the upside of yellow mud.

As an improvement of the above aspect, the burning speeds of the main lead and the sub-lead are different.

As an improvement of the above aspect, the main lead is a fast fuse, and the sub-leads are slow fuses.

As an improvement of the above aspect, the connection point of the sub-lead and the main lead is located on the upper side of the yellow mud and on the lower side of the explosive assembly.

As an improvement of the scheme in one aspect, the bottom end of the fire extinguishing bomb body is provided with a tail wing.

As an improvement of the scheme, the top end of the fire extinguishing bomb body is hemispherical.

As an improvement of one aspect of the scheme, the fire extinguishing powder is an ultrafine dry powder fire extinguishing agent, and the ultrafine dry powder fire extinguishing agent is a solid powder fire extinguishing agent with 90% of particle size being less than or equal to 20 microns. The superfine dry powder extinguishing agent is proved to be one of the extinguishing agents found at home and abroad, the extinguishing concentration is lowest, the extinguishing efficiency is highest and the extinguishing speed is highest. The unit volume fire extinguishing efficiency is 2-3 times of that of a Halon fire extinguishing agent, 6-10 times of that of a common dry powder fire extinguishing agent, more than 10 times of that of a heptafluoropropane fire extinguishing agent and 15 times of that of carbon dioxide. The ozone depletion potential value ODP of the atmosphere is zero, the greenhouse effect potential value GWP is zero, and the ozone depletion potential value GWP has no stimulation to human skin, no corrosion to a protective object, and no toxicity or harm. The residues after fire extinguishing are easy to clean, and people in a fire scene can not be poisoned or suffocated to die. Meanwhile, the storage period can reach 3 years, and frequent replacement and maintenance are not needed. In the embodiment, the gas energy of the pyrotechnic composition and the superfine dry powder extinguishing agent are used for double extinguishment, and A-type, B-type and C-type fires are instantly extinguished at a long distance.

The utility model discloses following beneficial effect has:

the utility model provides a fire extinguishing bomb system based on unmanned aerial vehicle, including the fire extinguishing bomb body and unmanned aerial vehicle, unmanned aerial vehicle is used for sending through the wireless signal transceiver and opens the fire signal instruction, the instruction receiver is used for receiving the signal instruction that opens fire that the wireless signal transceiver sent, first controller is used for opening the electric igniter according to the signal instruction that opens fire that the instruction receiver received to prepare to detonate the pyrotechnic composition, can send through unmanned aerial vehicle and open the fire signal instruction from this, can make operating personnel can remote control detonate in far away, the operation is convenient for arrange the fire extinguishing bomb on the one hand like this, go on remote control ignition after can choosing suitable mounted position as far as possible; on the other hand, the danger of the fire extinguishing bomb is reduced, and the safety is improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a fire extinguishing bomb system based on an unmanned aerial vehicle according to an embodiment of the present invention.

Fig. 2 is a schematic structural diagram of a fire extinguishing bomb system based on an unmanned aerial vehicle according to an embodiment of the present invention.

Fig. 3 is a schematic structural view of a fire extinguishing bomb body according to an embodiment of the present invention.

Fig. 4 is a schematic structural view of a fire extinguishing bomb body according to an embodiment of the present invention.

Fig. 5 is a schematic view of a fire extinguishing bomb body according to an embodiment of the present invention.

Fig. 6 is a schematic view of a fire extinguishing bomb body according to an embodiment of the present invention.

In the drawings:

100-fire extinguishing bomb body 200-unmanned aerial vehicle

1-main fire extinguishing bomb 2-central cylinder 3-shell

4-pyrotechnic composition 5-electric igniter 6-body

7-rotor wing bracket 8-driving motor 9-main lead

10-igniter installation shell 11-copper core igniter 12-fire extinguishing bomb

13-sub-lead 14-yellow mud 15-sawdust

16-bottom plug 17-tail

Detailed Description

The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.

Please refer to the attached drawings. It should be understood that the structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essential meaning, and any structure modification, ratio relationship change or size adjustment should still fall within the scope that the technical content disclosed in the present invention can cover without affecting the function that the present invention can produce and the purpose that the present invention can achieve.

In the description of the present invention, it should be noted that, as the terms "upper", "lower", "side", "bottom", "top", "center", "outer", etc. appear, the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. In the description of the present invention, it is to be noted that unless otherwise explicitly specified and limited, the specific meaning of the above terms in the present invention can be specifically understood by those of ordinary skill in the art.

As shown in fig. 1 to 6, the utility model provides a fire extinguishing bomb system based on unmanned aerial vehicle, including fire extinguishing bomb projectile body 100 and unmanned aerial vehicle 200.

The fire extinguishing bomb body 100 includes main fire extinguishing bomb 1, main fire extinguishing bomb 1 is including the fire extinguishing bomb body and explosion subassembly, the fire extinguishing bomb body includes that a center section of thick bamboo 2 and cover are established shell 3 in a center section of thick bamboo 2 outside, be equipped with between shell 3 and the center section of thick bamboo 2 and put out fire powder (not shown in the figure), be equipped with pyrotechnic composition 4 in the center section of thick bamboo 2, explosion subassembly fixed set up in pyrotechnic composition 4's upside, explosion subassembly includes instruction receiver (not shown in the figure), electricity opens firearm 5 and first controller (not shown in the figure), electricity opens firearm 5 and is used for detonating pyrotechnic composition 4, first controller is connected electricity opens firearm 5, instruction receiver with first controller is connected.

The unmanned aerial vehicle 200 comprises a body 6, a second controller (not shown in the figure) and a wireless signal transceiver (not shown in the figure) are arranged inside the body 6, a rotor bracket 7 is fixedly connected to the outer wall of the body 6 through bolts, a protective cover (not shown in the figure) is arranged at one end of the rotor bracket 7, a driving motor 8 is fixedly connected to the inner bottom of the protective cover through bolts, one end of the driving motor 8 is connected with a rotor (not shown in the figure) through a rotating shaft, the wireless signal transceiver and the driving motor 8 are respectively connected with the second controller, the unmanned aerial vehicle 200 is used for sending a fire starting signal instruction through the wireless signal transceiver, an instruction receiver is used for receiving the fire starting signal instruction sent by the wireless signal transceiver, the first controller is used for starting the electric fire starter 5 according to the fire starting signal instruction received by the instruction receiver, in preparation for igniting the pyrotechnic charge 4.

Wherein, the instruction receiver is used for receiving the signal instruction of starting to fire that unmanned aerial vehicle 200 sent, mainly realizes through modes such as wireless wifi or bluetooth. The wireless signal transceiver is used for receiving a control command sent by an external terminal (not shown in the figure), and sending a fire starting signal command to the explosion assembly, and the wireless signal transceiver is mainly realized through wireless wifi or Bluetooth and the like. The external terminal can be a wireless remote controller, a mobile phone, a notebook computer, or an immovable control platform. The first controller can be a plc programmable controller commonly used in the market, such as model GEI of GE, siemens, germany, S7-200, and F series of mitsubishi electric corporation. The second controller can adopt a PLC programmable controller or a singlechip, and in a specific embodiment, the controller adopts a PLC CPU226 controller, the output frequency is 50KHZ, and the working voltage is 220V. Specifically, optionally, the explosion assembly further includes a first storage battery (not shown in the figure) for supplying power, and the command receiver and the first controller are embedded in the first storage battery and electrically connected to each other. Specifically, the command receiver and the first controller are integrated on a chip in the storage battery shell, so that the structure is simplified, and the space is saved. 6 inside second batteries (not shown in the figure) that are equipped with of fuselage, the second battery is connected with the second controller, and the top of safety cover is provided with the protection network, and the bottom plate department of fuselage 6 is provided with camera (not shown in the figure), and the bottom of fuselage 6 evenly is provided with four supporting legss (not shown in the figure), and camera and second battery electric connection are convenient for shoot in real time to the external terminal control unmanned aerial vehicle 200 of being convenient for flies. The rotor is provided with four altogether, and four rotors evenly set up on the outer wall of fuselage 6, guarantee unmanned aerial vehicle 200's flight stability. When using, remote signal through wireless signal transceiver receives and sends and controls through external terminal, and driving motor 8 drives the rotor through the pivot and rotates, and high-speed pivoted rotor makes unmanned aerial vehicle 200 rise aloft, through the direction of flight of the interior gyroscope of unmanned aerial vehicle 200 (not shown in the figure) control unmanned aerial vehicle 200.

The utility model provides a fire extinguishing bomb system based on unmanned aerial vehicle, including fire extinguishing bomb body 100 and unmanned aerial vehicle 200, unmanned aerial vehicle 200 is used for sending through the wireless signal transceiver and opens the fire signal instruction, the instruction receiver is used for receiving the signal instruction that opens fire that the wireless signal transceiver sent, first controller is used for opening electric igniter 5 according to the signal instruction that opens fire that the instruction receiver received to prepare to detonate pyrotechnic composition 4, can send the signal instruction that opens fire through unmanned aerial vehicle 200 from this, can make operating personnel can remote control detonate in far away, on the one hand of operation be convenient for arrange fire extinguishing bomb like this, go on remote control ignition after can selecting suitable mounted position as far as possible; on the other hand, the danger of the fire extinguishing bomb is reduced, and the safety is improved.

The external terminal comprises a signal transceiver, and can be a wireless remote controller, a mobile phone, a notebook computer, or an immovable control platform. Operating personnel sends control command to unmanned aerial vehicle 200 through external terminal in the department far away, and rethread unmanned aerial vehicle 200 sends out to main fire extinguishing bomb 1 and opens fiery signal instruction, and unmanned aerial vehicle 200 can play the effect of repeater, enlarges remote control's distance greatly, makes operating personnel can remote control explode in the department far away, reduces the danger of fire extinguishing bomb, improves the security.

It is specific optional, main fire extinguishing bomb 1 includes main lead 9, the explosion subassembly includes igniter installation shell 10, be equipped with copper core igniter 11 in the igniter installation shell 10, the one end of main lead 9 closes on copper core igniter 11, pyrotechnic composition 4 is connected to the other end of main lead 9, electric igniter 5 with the correspondence of copper core igniter 11's position, electric igniter 5 is used for passing through copper core igniter 11, main lead 9 detonate pyrotechnic composition 4. Specifically, the igniter mounting case 10 is a cylinder made of a metal material such as copper, the copper core igniter 11 is located in the cylinder, the electric igniter 5 is inserted into the cylinder, and one end of the main lead 9 is inserted into and clamped by the cylinder. The explosion assembly, the pyrotechnic composition 4 and the like enable the interior of the central cylinder 2 to form an upper control cavity and a lower explosion cavity, the command receiver, the electric igniter 5 and the first controller are located in the control cavities, and the pyrotechnic composition 4 is arranged in the explosion cavities. The inside igniter installation shell 10, the main lead 9 that still are equipped with of control chamber, be equipped with copper core igniter 11 in the igniter installation shell 10, copper core igniter 11 is ignition powder, and copper core igniter 11 is close to the one end of main lead 9, and pyrotechnic composition 4 is connected to the other end of main lead 9, and the correspondence of electric igniter 5 and copper core igniter 11's position, electric igniter 5 are used for detonating pyrotechnic composition 4 through copper core igniter 11, main lead 9. In order to facilitate the fixing of the ignition agent mounting case 10, a mounting case fixing means (not shown in the drawings) is further included, and the ignition agent mounting case 10 is fixed to the inner wall of the central cylinder 2 by the mounting case fixing means.

In a preferred embodiment, the fire extinguishing bomb body 100 further comprises a plurality of fire extinguishing bomb 12, and the number of fire extinguishing bomb 12 may be two, three or more. The sub fire extinguishing bomb 12 comprises a fire extinguishing bomb body and a sub lead 13, wherein the fire extinguishing bomb body of the sub fire extinguishing bomb 12 also comprises a central cylinder 2 and a sleeve, the central cylinder 2 is provided with a shell 3 outside the central cylinder, fire extinguishing powder is arranged between the shell 3 and the central cylinder 2, a pyrotechnic composition 4 is arranged in the central cylinder 2, the difference is that the sub fire extinguishing bomb 12 is not provided with an explosion component, the sub lead 13 is arranged in the central tube of the sub fire extinguishing bomb 12, one end of the sub lead 13 is connected with the pyrotechnic composition 4 of the sub fire extinguishing bomb 12, the other end of the sub lead 13 penetrates through the outer side of the sub fire extinguishing bomb 12 and penetrates through the central tube of the main fire extinguishing bomb 1 and the main lead 9, the main lead 9 detonates the pyrotechnic composition 4 of the fire extinguishing bomb, and the sub lead 13 detonates the pyrotechnic composition 4 of the sub fire extinguishing bomb 12.

The utility model discloses a fire extinguishing bomb system fire extinguishing bomb body 100 still includes in the embodiment of a plurality of sub fire extinguishing bombs 12, during the application, at first explodes the subassembly and lights main lead 9, because sub lead 13 explodes sub fire extinguishing bomb 12's pyrotechnic composition 4 takes place main lead 9 explodes after main fire extinguishing bomb 1's pyrotechnic composition 4, consequently, the utility model discloses a main fire extinguishing bomb 1 and sub fire extinguishing bomb 12's explosion has earlier the branch, and main fire extinguishing bomb 1 explodes earlier, and sub fire extinguishing bomb 12 back explodes, constitutes the second grade and puts out a fire, has richened the class of current fire extinguishing bomb from this, can adapt to certain occasion to the demand that has the fire extinguishing bomb of many fire extinguishing bomb structure. It should be noted that the explosion interval time of the main fire extinguishing bomb 1 and the sub fire extinguishing bomb 12 can be set according to the needs, for example, the length, material and the like of the sub lead 13 or the main lead 9 can be changed, so that the explosion interval time of the main fire extinguishing bomb 1 and the sub fire extinguishing bomb 12 can be changed. In one embodiment, the sub-cartridges 12 are exploded two seconds after the main cartridge 1 is exploded.

In the above preferred embodiment, particularly optionally, the burning speeds of the main lead 9 and the sub-lead 13 are different, so that the ignition of the pyrotechnic composition 4 of the sub-fire extinguishing bomb 12 by the sub-lead 13 occurs after the ignition of the pyrotechnic composition 4 of the main fire extinguishing bomb 1 by the main lead 9. More specifically, main lead 9 is the fast ignition line, sub-lead 13 is the slow ignition line, and the slow ignition line can be for regularly firing the line or safe firing the line or paper firing the line, and the fast ignition line can be for kraft paper fast ignition line or waterproof fast ignition line or safe fast ignition line.

In the above preferred embodiment, particularly optionally, the connection point of the sub-lead 13 and the main lead 9 is located on the upper side of the yellow mud 14 and on the lower side of the explosive assembly. The fire extinguishing bomb further comprises a protection tube (not shown in the figure), one end of the protection tube is connected with the central tube of the main fire extinguishing bomb 1, the other end of the protection tube is connected with the central tube of the sub fire extinguishing bomb 12, and the sub lead 13 penetrates through the protection tube. In order to facilitate the limiting, the fire extinguishing bomb further comprises a supporting element (not shown in the figure), one end of the supporting element is connected with the shell 3 and/or the central pipe of the main fire extinguishing bomb 1, the other end of the supporting element is connected with the shell 3 of the sub fire extinguishing bomb 12, and the position of the sub fire extinguishing bomb 12 can be better fixed through the arrangement of the supporting element. It should be noted that the protective tube and the support member may be made of paper material.

Specifically, optionally, the main lead 9 and the sub-lead 13 are wrapped with protective paper (not shown in the figure), the protective paper can be moisture-proof tinfoil gummed paper, and the protective paper can be used for rubbing and protecting the main lead 9 and the sub-lead 13, so that the main lead 9 and the sub-lead 13 are prevented from fast burning, igniting and preventing moisture. Specifically, the shell 3 and the central tube are paper containers, so that the materials are environment-friendly, and secondary damage to environment pollution and objects or people is avoided; especially with the fire road to the scene of fire keep apart, the rescue clearance scene of personnel trapped in the scene of a fire has special effect, is the sharp ware of opening the life passageway in the scene of a fire, and the material that the product adopted is paper class to guarantee not to produce sharp-pointed piece or bold hard thing when covering the powder of putting out a fire, do not basically have the injury to the human body, it is safer. The protective tube, the supporting piece, the shell 3 and the central tube can be bonded by glue instead of being fixed by iron nails or hard objects, so that the safety and environmental protection are realized.

It is specific optional, the central section of thick bamboo 2 of main fire extinguishing bomb 1 and sub-fire extinguishing bomb 12 is equipped with yellow mud 14, saw dust 15, end plug 16 from top to bottom layering, pyrotechnic composition 4 is located saw dust 15 with between the end plug 16, the other end of sub-lead 13 passes saw dust 15, yellow mud 14 and extends the outside of sub-fire extinguishing bomb 12 and passes main fire extinguishing bomb 1's center tube with main lead 9 is connected, the subassembly that explodes is located yellow mud 14's upside. The bottom plug 16 can be yellow mud, and as a preferred arrangement mode of the main lead 9, the main lead 9 sequentially penetrates through the yellow mud 14, the sawdust 15 and the pyrotechnic composition 4 and then is embedded into the bottom plug 16, so that the main lead 9 is fixed in the bottom plug 16, and the production operation process can greatly improve the production efficiency of workers. Similarly, as a preferred arrangement mode of the sub-lead 13, the sub-lead 13 sequentially penetrates through the yellow mud 14, the sawdust 15 and the pyrotechnic composition 4 and is embedded into the bottom plug 16, and the sub-lead 13 is fixed in the bottom plug 16.

Preferably, the fire extinguishing powder is an ultrafine dry powder fire extinguishing agent, and the ultrafine dry powder fire extinguishing agent is a solid powder fire extinguishing agent with 90% of particle size being less than or equal to 20 microns. The superfine dry powder extinguishing agent is proved to be one of the extinguishing agents found at home and abroad, the extinguishing concentration is lowest, the extinguishing efficiency is highest and the extinguishing speed is highest. The unit volume fire extinguishing efficiency is 2-3 times of that of a Halon fire extinguishing agent, 6-10 times of that of a common dry powder fire extinguishing agent, more than 10 times of that of a heptafluoropropane fire extinguishing agent and 15 times of that of carbon dioxide. The ozone depletion potential value ODP of the atmosphere is zero, the greenhouse effect potential value GWP is zero, and the ozone depletion potential value GWP has no stimulation to human skin, no corrosion to a protective object, and no toxicity or harm. The residues after fire extinguishing are easy to clean, and people in a fire scene can not be poisoned or suffocated to die. Meanwhile, the storage period can reach 3 years, and frequent replacement and maintenance are not needed. In the embodiment, the gas energy of the pyrotechnic composition 4 and the superfine dry powder extinguishing agent are used for double extinguishment, so that the A-type, B-type and C-type fire disasters can be instantly extinguished in a long distance.

In a preferred embodiment, the shell 3 is made of a high-temperature-resistant calcium carbonate synthetic material, and the shell 3 is made of the high-temperature-resistant calcium carbonate synthetic material, so that on one hand, the fire extinguishing bomb has good high-temperature resistance, and on the other hand, substances in the fire extinguishing bomb body can be protected. The high-temperature-resistant calcium carbonate synthetic material belongs to the existing material or can be designed by referring to the prior art, and for example, the invention patent application with the application number of 201110214511.X discloses an environment-friendly material of synthetic calcium carbonate, and the environment-friendly material of the synthetic calcium carbonate has good high-temperature resistance; another example is the invention patent application with application number "201410253390.3" which discloses a high temperature resistant modified calcium carbonate; for another example, the invention patent application with the application number of "201510752438. X" discloses an environment-friendly activated calcium carbonate which has good high-temperature resistance; also disclosed is a high temperature resistant composite calcium carbonate as disclosed in the invention patent application having application number "201610635705. X".

In order to facilitate the launching of the main fire extinguishing bomb 1 and the sub fire extinguishing bomb 12 of the present application by the fire extinguishing bomb launching device, as shown in fig. 1 to 6, the bottom end of the fire extinguishing bomb body 100 is provided with the tail fins 17, the number of the tail fins 17 can be 4-6, and the tail fins 17 can be made of plastic or glass fiber reinforced plastic composite material or metal material. The arrangement of the tail wing 17 is beneficial to keeping the fire extinguishing bomb stably flying during the flying process. More preferably, as shown in fig. 2, 5 to 6, the top end of the fire extinguishing bomb body 100 is hemispherical, which is beneficial to reducing flight resistance.

To sum up, the utility model provides a fire extinguishing bomb system based on unmanned aerial vehicle, including fire extinguishing bomb body 100 and unmanned aerial vehicle 200, unmanned aerial vehicle 200 is used for sending the signal instruction of starting a fire through the wireless signal transceiver, the instruction receiver is used for receiving the signal instruction of starting a fire that the wireless signal transceiver sent, the first controller is used for opening electric igniter 5 according to the signal instruction of starting a fire that the instruction receiver received, in order to prepare to detonate pyrotechnic composition 4, can send the signal instruction of starting a fire through unmanned aerial vehicle 200 from this, can make operating personnel can remote control detonate in far away, on the one hand of operation is convenient for arrange the fire extinguishing bomb like this, go on the remote control ignition again after can selecting suitable mounted position as far as possible; on the other hand, the danger of the fire extinguishing bomb is reduced, and the safety is improved.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a fire extinguishing bomb system based on unmanned aerial vehicle which characterized in that:

comprises a fire extinguishing bomb body (100) and an unmanned aerial vehicle (200);

the fire extinguishing bomb body (100) comprises a main fire extinguishing bomb (1), the main fire extinguishing bomb (1) comprises a fire extinguishing bomb body and an explosion assembly, the fire extinguishing bomb body comprises a central cylinder (2) and a shell (3) sleeved on the outer side of the central cylinder (2), fire extinguishing powder is arranged between the shell (3) and the central cylinder (2), a fire extinguishing agent (4) is arranged in the central cylinder (2), the explosion assembly is fixedly arranged on the upper side of the fire extinguishing agent (4), the explosion assembly comprises an instruction receiver, an electric igniter (5) and a first controller, the electric igniter (5) is used for igniting the fire extinguishing agent (4), the first controller is connected with the electric igniter (5), and the instruction receiver is connected with the first controller;

the unmanned aerial vehicle (200) comprises a vehicle body (6), a second controller and a wireless signal transceiver are arranged inside the vehicle body (6), a rotor bracket (7) is fixedly connected to the outer wall of the vehicle body (6) through bolts, a protective cover is arranged at one end of the rotor bracket (7), a driving motor (8) is fixedly connected to the inner bottom of the protective cover through bolts, one end of the driving motor (8) is connected with a rotor through a rotating shaft, the wireless signal transceiver and the driving motor (8) are respectively connected with the second controller, the unmanned aerial vehicle (200) is used for sending a firing signal instruction through the wireless signal transceiver, the instruction receiver is used for receiving the firing signal instruction sent by the wireless signal transceiver, the first controller is used for firing the electric fire starter (5) according to the firing signal instruction received by the instruction receiver, in preparation for igniting the pyrotechnic charge (4).

2. The drone-based fire extinguishing bomb system of claim 1, wherein: main fire extinguishing bomb (1) is including main lead (9), the explosion subassembly includes ignition agent installation shell (10), be equipped with copper core ignition agent (11) in ignition agent installation shell (10), the one end of main lead (9) closes on copper core ignition agent (11), pyrotechnic composition (4) are connected to the other end of main lead (9), electric igniter (5) with the correspondence of the position of copper core ignition agent (11), electric igniter (5) are used for passing through copper core ignition agent (11), main lead (9) ignite pyrotechnic composition (4).

3. The drone-based fire extinguishing bomb system of claim 2, wherein: the fire extinguishing bomb body (100) still includes a plurality of sub fire extinguishing bombs (12), sub fire extinguishing bomb (12) include fire extinguishing bomb body and sub lead (13), sub lead (13) are located in the center tube of sub fire extinguishing bomb (12), the one end of sub lead (13) is connected the pyrotechnic composition (4) of sub fire extinguishing bomb (12), the other end of sub lead (13) passes to the outside of sub fire extinguishing bomb (12) and passes the center tube of main fire extinguishing bomb (1) with main lead (9) is connected main lead (9) explodes behind the pyrotechnic composition (4) of fire extinguishing bomb, sub lead (13) explode the pyrotechnic composition (4) of sub fire extinguishing bomb (12).

4. The drone-based fire extinguishing bomb system of claim 3, wherein: the main fire extinguishing bomb (1) and the central cylinder (2) of sub fire extinguishing bomb (12) are layered from top to bottom and are provided with yellow mud (14), sawdust (15), bottom plug (16), pyrotechnic composition (4) is located sawdust (15) with between the bottom plug (16), the other end of sub lead (13) passes sawdust (15), yellow mud (14) and extends to the outside of sub fire extinguishing bomb (12) and passes the main central tube of fire extinguishing bomb (1) with main lead (9) is connected, the explosion assembly is located the upside of yellow mud (14).

5. The drone-based fire extinguishing bomb system of claim 4, wherein: the burning speed of the main lead wire (9) and the sub-lead wire (13) is different.

6. The drone-based fire extinguishing bomb system of claim 5, wherein: the main lead (9) is a fast ignition wire, and the sub-leads (13) are slow ignition wires.

7. The drone-based fire extinguishing bomb system of claim 4, wherein: the joint of the sub-lead (13) and the main lead (9) is positioned on the upper side of the yellow mud (14) and on the lower side of the explosive assembly.

8. The drone-based fire extinguishing bomb system of any one of claims 1-7, wherein: the bottom end of the fire extinguishing bomb body (100) is provided with a tail wing (17).

9. The drone-based fire extinguishing bomb system of claim 8, wherein: the top end of the fire extinguishing bomb body (100) is hemispherical.

10. The drone-based fire extinguishing bomb system of any one of claims 1-7, wherein: the fire extinguishing powder is a superfine dry powder fire extinguishing agent.