CN218552943U - Non-guidance aviation fire extinguishing bomb - Google Patents
Non-guidance aviation fire extinguishing bomb Download PDFInfo
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- CN218552943U CN218552943U CN202222283895.7U CN202222283895U CN218552943U CN 218552943 U CN218552943 U CN 218552943U CN 202222283895 U CN202222283895 U CN 202222283895U CN 218552943 U CN218552943 U CN 218552943U
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Abstract
The utility model is suitable for a fire extinguishing bomb technical field provides a non-guidance aviation fire extinguishing bomb, include: the tail part of the cartridge case is provided with a tail wing for keeping the cartridge case flying stably; an explosive projectile means mounted in said cartridge case for detonating said cartridge case; a fire extinguishing agent filled between the cartridge case and the explosion throwing device; and the detecting head is arranged on the cartridge case, is connected with the explosion throwing device and is used for relieving the safety of the explosion throwing device and controlling ignition. The utility model discloses a detecting head comes the control of starting a fire to can the nearly fried technique of effectual adoption radio, can manually adorn high explosive or low explosive height, and the design has to fall to the ground to trigger and self-destruction function, has strengthened the practicality of non-guidance aviation fire extinguishing bomb, adopts water-based fire extinguishing agent to put out a fire simultaneously, is difficult for after putting out a fire to reburn, and the fire extinguishing agent is nontoxic pollution-free, can dilute after detonating or surpassing the period and use as plant fertilizer, and the bullet of should putting out a fire is applicable to solid material and combustible liquid conflagration.
Description
Technical Field
The utility model belongs to the technical field of the fire extinguishing bomb, especially, relate to a non-guidance aviation fire extinguishing bomb.
Background
The non-guidance aviation fire extinguishing bomb is mainly developed aiming at the large-scale fire prevention requirements of forests, grasslands, factories, oil fields and the like, comprises a 200 kilogram-level non-guidance aviation fire extinguishing bomb, can be used by carrying medium and large unmanned aerial vehicles, transport planes, helicopters and the like, adopts an explosion mode to scatter a fire extinguishing agent, and has the advantages of large loading amount of the fire extinguishing agent, uniform scattering, good fire extinguishing effect, easy maintenance and the like.
The existing non-guided aviation fire extinguishing bomb cannot adopt a radio near-explosion technology, cannot realize high explosion height or low explosion height, and has certain limitations in use, so that a non-guided aviation fire extinguishing bomb is urgently needed to solve the problems.
SUMMERY OF THE UTILITY MODEL
An object of the embodiment of the utility model is to provide a non-guidance aviation fire extinguishing bomb aims at solving the problem that proposes among the above-mentioned background art.
The embodiment of the utility model provides a realize like this, a non-guidance aviation fire extinguishing bomb, include:
the tail part of the cartridge case is provided with an empennage for keeping the cartridge case flying stably;
an explosive projectile means mounted in said cartridge case for detonating said cartridge case;
the fire extinguishing agent is filled between the cartridge case and the explosion and sprinkling device;
the detecting head is arranged on the cartridge case, is connected with the explosion throwing device and is used for relieving the safety of the explosion throwing device and controlling ignition.
Preferably, the detonation slinger is a central burst of uniform diameter.
Preferably, the probe is an isolation detonator type near-explosion hatch device.
Preferably, the fire extinguishing agent is a water-based fire extinguishing agent.
Preferably, the lifting lug is further included for driving the cartridge case to be connected with the aircraft.
The embodiment of the utility model provides a pair of non-guidance aviation fire extinguishing bomb, control of firing through the detecting head, thereby can effectually adopt the nearly fried technique of radio, can manually set high fried height or low fried height, and the design falls to the ground and triggers and self-destruction function, the practicality of non-guidance aviation fire extinguishing bomb has been strengthened, adopt water base fire extinguishing agent to put out a fire simultaneously, be difficult for after putting out a fire the after reburning, the fire extinguishing agent is nontoxic pollution-free, can dilute after detonating or surpassing the period and use as plant fertilizer, this fire extinguishing bomb is applicable to solid material and flammable liquid conflagration, it can't adopt the nearly fried technique of radio to have solved present non-guidance aviation fire extinguishing bomb, can't realize high fried height or low fried height, the problem that there is certain limitation in the use.
Drawings
FIG. 1 is a structural diagram of a non-guidance aviation fire extinguishing bomb provided by the embodiment of the utility model;
fig. 2 is a cross-sectional view of a non-guidance aviation fire extinguishing bomb provided by the embodiment of the utility model.
In the drawings: 1-cartridge case; 2-an explosive throwing device; 3-a probe head; 4-a fire extinguishing agent; 5-tail fin; 6-lifting lug.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The following detailed description is provided for the specific embodiments of the present invention.
As shown in fig. 1 to 2, a structure diagram of a non-guidance aviation fire-extinguishing bomb provided for an embodiment of the present invention includes:
the tail part of the cartridge case 1 is provided with a tail wing 5 for keeping the cartridge case 1 fly stably;
the explosion throwing device 2 is arranged in the cartridge case 1 and is used for detonating the cartridge case 1;
a fire extinguishing agent 4 filled between the cartridge case 1 and the explosion throwing device 2;
and the detecting head 3 is arranged on the cartridge case 1, is connected with the explosion throwing device 2 and is used for relieving the safety of the explosion throwing device 2 and controlling ignition.
In an embodiment of the utility model, the non-guidance aviation fire extinguishing bomb is provided aiming at the problem that the non-guidance aviation fire extinguishing bomb in the prior art cannot adopt the radio near-explosion technology, cannot realize high explosion height or low explosion height, and has certain limitation in use, wherein, the cartridge case 1 consists of a front case, a rear case and a middle case, wherein, the inner side of the middle case is provided with a beam, which can ensure the strength and stress requirements of the whole cartridge case 1, the detecting head 3 is arranged at the head of the front case, the empennage 5 is arranged at the tail of the rear case, wherein, all the connecting parts adopt special sealing measures, and the fire extinguishing agent 4 is ensured not to leak;
in addition, the volume change of the liquid at different temperatures is fully considered, the compression amount of the cavity is reasonably designed, and the fire extinguishing cabin cannot deform, leak and the like due to the volume change;
the explosion throwing device 2 is matched with the detecting head 3 for use, so that high explosion height or low explosion height can be realized according to the use requirement, and the use range of the explosion throwing device is expanded.
As shown in fig. 2, as a preferred embodiment of the present invention, the explosion and projection device 2 is a central pipe burst with a uniform diameter.
The explosion throwing device 2 is a central explosion tube, is specifically a cylinder with uniform diameter and filled with flame-extinguishing explosive, comprises a main explosive tube, a component with a detonator and a component with a delay tube which are sequentially connected along the length direction of the cylinder, and the shape of a shock wave generated during explosion is a sector vertical to the central explosion tube.
As shown in fig. 2, as another preferred embodiment of the present invention, the probe 3 is an isolation detonator type near-explosion hatch device.
By adopting the isolating detonator type near-explosion cabin opening device as the probe 3, the wireless near-explosion technology can be further adopted, the high explosion height or the low explosion height can be manually set, and the landing triggering function is designed;
the safety system of the fire extinguishing bomb is provided with two safeties, namely an off-line safety and a wind wheel safety, the safety system conforms to the regulations of GJB373A-1997 fuse safety design criteria on double environmental force safeties, the off-line safety adopts an explosion control pull rod safety mode commonly used by aviation bomb fuses, and the self gravity of the bomb during falling after being thrown is relieved; the wind wheel safety adopts a mode that a radial wind wheel drives a speed reducing gear train, the wind wheel is locked by an explosion control pull rod before ammunition is thrown, after the ammunition is thrown, the wind wheel drives the speed reducing gear train to rotate under the action of wind power, and the safety of the safety system is relieved when the speed reducing gear train rotates to a set number of turns so as to ensure the safety of the loaded aircraft after the ammunition is thrown;
meanwhile, the fire extinguishing bomb is also provided with a service safety pin for ensuring the safety of products in the processes of storage and ground service, the service safety pin is provided with a warning streamer for reminding, the carrier-borne bomb is pulled out before taking off, and if the ammunition is not put in, the service safety pin can be inserted back to the original position after the carrier-borne bomb returns to ensure the safety of bomb unloading;
the fire extinguishing bomb is provided with a power supply, is not electrically connected with a carrier and ammunition and is not in data communication, a high-energy lithium battery is used as a power supply, the power supply is disconnected with a circuit inside the cabin opening device when in storage, service and ammunition on-hook states, the power supply is connected after two insurances of a safety system are removed, the power supply is firstly supplied to a control circuit inside the cabin opening device, and after several seconds, the control circuit supplies power to a radio proximity detection assembly and a firing circuit to ensure the safety of the carrier after the bomb flies and is thrown;
this fire extinguishing bomb has nearly fried and fires and falls to the ground trigger function, after setting the explosive height through manual, when the ammunition drops to when setting the height after throwing in, the signal of firing is given out to the radio proximity detection subassembly, if nearly fried inefficacy recycle the overload when striking the target realize triggering and fire, realize reliably opening the cabin.
As shown in fig. 2, as a preferred embodiment of the present invention, the fire extinguishing agent 4 is a water-based fire extinguishing agent.
The fire extinguishing agent 4 is set to be the water-based fire extinguishing agent, the water-based fire extinguishing agent has the characteristics of high fire extinguishing efficiency which is 2 times that of a carbon dioxide fire extinguishing agent and 6 times that of a dry powder fire extinguishing agent, and is not easy to reburn after fire extinguishing, the water-based fire extinguishing agent is non-toxic and pollution-free, and can be diluted to be used as a plant fertilizer after detonation or overtime, the fire extinguishing agent is suitable for solid materials and combustible liquid fires, meanwhile, the fire extinguishing agent 4 adopts an explosion dispersion mode during fire extinguishing, the fire extinguishing agent 4 is scattered above a fire scene to cover the surface of a combustion object, the physical characteristics of the water-based fire extinguishing agent enable the fire extinguishing agent 4 to flow and infiltrate downwards along the combustion object, the air isolation and flame retardant effects are achieved on the combustion object, and the purpose of effective fire extinguishing is finally achieved, wherein the loading amount of the water-based fire extinguishing agent is not less than 140Kg, and the fire extinguishing radius of the water-based fire extinguishing agent is not less than 8m.
As shown in fig. 1, as a preferred embodiment of the present invention, the present invention further comprises a lifting lug 6 for driving the cartridge case 1 to connect with an aircraft.
The lifting lug 6 is preferred two, installs in the outside of lifting lug 6, through being provided with two lifting lugs 6, can be connected the shell case 1 with the aircraft etc. through two lifting lugs 6, for example it has all kinds of unmanned aerial vehicle and man-machine that certain carry ability to fly shield TW328 aircraft, suitable string of rainbow series, pterosaur series etc..
The working principle is as follows:
the first step is as follows: the fire extinguishing bomb is connected with various unmanned aerial vehicles and manned aerial vehicles with certain mounting capacity through a lifting lug 6;
the second step is that: when fire is extinguished, the fire extinguishing bomb flies above the fire, then is thrown downwards, can be subjected to radio near-explosion through the detecting head 3, and can be manually controlled in explosion height, so that the explosion throwing device 2 is ignited, the shock wave generated during explosion is in a fan shape vertical to a central explosion tube, the cartridge case 1 is finally detonated, the water-based fire extinguishing agent on the inner side of the cartridge case 1 is scattered to cover the surface of a combustion object, the physical characteristic of the liquid fire extinguishing agent can flow and infiltrate downwards along the combustion object, the air isolation and flame retardant effects are achieved on the combustion object, and the purpose of effective fire extinguishing is finally achieved, and as the filling amount of the fire extinguishing agent 4 is not less than 140Kg, and the fire extinguishing radius of the fire extinguishing agent is not less than 8m, the purposes of fire extinguishing and flame retardant can be completely achieved;
the third step: through carrying out manual control explosion for can carry out nimble selection and application at the in-process of putting out a fire, thereby improve this non-guidance aviation fire extinguishing bomb's practicality.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (5)
1. A non-guided aerial fire grenade, comprising:
the tail part of the cartridge case (1) is provided with an empennage (5) for keeping the cartridge case (1) flying stably; it is characterized by also comprising:
an explosive projectile (2) mounted in said cartridge case (1) for detonating said cartridge case (1);
the fire extinguishing agent (4) is filled between the cartridge case (1) and the explosion and sprinkling device (2);
and the detecting head (3) is arranged on the cartridge case (1), is connected with the explosion throwing device (2) and is used for relieving the safety of the explosion throwing device (2) and controlling ignition.
2. A non-guided aerial fire extinguishing bomb according to claim 1, characterised in that the detonation slinger (2) is a central burst of uniform diameter.
3. The non-guided aerial fire extinguishing bomb according to claim 2, characterised in that the detection head (3) is an isolation detonator type near-burst hatch device.
4. The non-guided aerial fire bomb according to claim 1, characterised in that the fire extinguishing agent (4) is a water-based fire extinguishing agent.
5. The non-guided aerial fire extinguishing bomb according to claim 1, further comprising lifting lugs (6) for attaching the cartridge case (1) to an aircraft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222283895.7U CN218552943U (en) | 2022-08-30 | 2022-08-30 | Non-guidance aviation fire extinguishing bomb |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222283895.7U CN218552943U (en) | 2022-08-30 | 2022-08-30 | Non-guidance aviation fire extinguishing bomb |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218552943U true CN218552943U (en) | 2023-03-03 |
Family
ID=85310329
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222283895.7U Active CN218552943U (en) | 2022-08-30 | 2022-08-30 | Non-guidance aviation fire extinguishing bomb |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218552943U (en) |
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2022
- 2022-08-30 CN CN202222283895.7U patent/CN218552943U/en active Active
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