CN111632306A - Superfine dry powder extinguishing agent and explosive combined synergistic fire extinguishing warhead for aerobomb - Google Patents
Superfine dry powder extinguishing agent and explosive combined synergistic fire extinguishing warhead for aerobomb Download PDFInfo
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- CN111632306A CN111632306A CN202010619103.1A CN202010619103A CN111632306A CN 111632306 A CN111632306 A CN 111632306A CN 202010619103 A CN202010619103 A CN 202010619103A CN 111632306 A CN111632306 A CN 111632306A
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- 239000003795 chemical substances by application Substances 0.000 title claims abstract description 97
- 239000002360 explosive Substances 0.000 title claims abstract description 84
- 239000000843 powder Substances 0.000 title claims abstract description 40
- 230000002195 synergetic effect Effects 0.000 title claims abstract description 17
- 238000004880 explosion Methods 0.000 claims abstract description 17
- 230000002401 inhibitory effect Effects 0.000 claims abstract description 6
- 230000000694 effects Effects 0.000 claims abstract description 5
- 239000006185 dispersion Substances 0.000 claims abstract description 4
- 230000035939 shock Effects 0.000 claims description 11
- 238000002485 combustion reaction Methods 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 9
- 230000008569 process Effects 0.000 claims description 5
- 229910052755 nonmetal Inorganic materials 0.000 claims description 4
- 230000007480 spreading Effects 0.000 claims description 4
- 238000003892 spreading Methods 0.000 claims description 4
- 238000004804 winding Methods 0.000 claims description 4
- 238000005422 blasting Methods 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims description 3
- 238000013461 design Methods 0.000 claims description 3
- 230000005855 radiation Effects 0.000 claims description 3
- 238000003860 storage Methods 0.000 claims description 3
- 230000003313 weakening effect Effects 0.000 claims description 3
- 210000003128 head Anatomy 0.000 description 8
- 206010003497 Asphyxia Diseases 0.000 description 3
- 238000005507 spraying Methods 0.000 description 3
- 238000009792 diffusion process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 238000000889 atomisation Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 210000004709 eyebrow Anatomy 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
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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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- Biodiversity & Conservation Biology (AREA)
- Ecology (AREA)
- Forests & Forestry (AREA)
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The invention discloses a superfine dry powder extinguishing agent and explosive combined synergistic fire extinguishing warhead for a bomb, and belongs to the technical field of forest fire extinguishing. The invention comprises a warhead shell, a preset sleeve, an ultrafine dry powder extinguishing agent, a main explosive and a head plug screw. The invention is provided with a preset sleeve screwed on a thread at the bottom of a warhead shell, then a fire extinguishing agent is filled in a cavity formed by an inner cavity of the warhead shell and the preset sleeve, the filling density of the fire extinguishing agent reaches a preset value through a vibrating filling mode, and then the fire extinguishing agent is fixed in the warhead shell by using a head plug screw to form a fire extinguishing agent cabin section; the main explosive is pressed into a columnar body. The invention combines two fire extinguishing modes of 'explosion and dispersion' of big fire generated by explosion of main explosive and covering and suffocating small fire by superfine dry powder fire extinguishing agent, not only has the effects of quickly extinguishing forest crown fire, suffocating small fire, inhibiting dead ash from reburning and the like, but also has the advantages of simple operation, safety, reliability, high fire extinguishing efficiency and the like.
Description
Technical Field
The invention relates to a superfine dry powder extinguishing agent and explosive combined synergistic fire extinguishing warhead for a bomb, belonging to the technical field of forest fire extinguishing.
Background
Forest is one of the most important ecological resources on the earth, and the importance of forest to human society is irrelevant. The forest fire which frequently occurs is no longer in danger of the safety of forest resources. Particularly in recent years, climate change and extreme high temperature weather frequently appear, and in addition, population expansion and industrialization progress are accelerated, and the safety situation of forest resources is not optimistic. Therefore, the method and the device for quickly and effectively extinguishing forest fires have very important significance in research.
The fire extinguishing equipment used on the machine mainly has the defects that the fire extinguishing effect of aerial spraying is not good: the space range of the forest fire after the disaster is great, the general height can reach more than 10m, the thickness of the fire wire along the advancing direction reaches 50m, and the temperature can reach 900 ℃. In order to ensure the safety of the airplane, the airplane can only carry out fire extinguishing operation at a certain height above a fire scene, the spraying height is higher, the fire extinguishing agent can generate atomization, drift and the like in the landing process, meanwhile, the temperature in the forest fire scene is very high, the phenomenon of strong air convection exists, the fire extinguishing agent actually acting on a combustion object is very little, the fire head is difficult to suppress, the diffusion of fire behavior is inhibited, and forest fires such as tree crown fire and the like cannot be extinguished fast and efficiently. Therefore, the design of a fire extinguishing bomb combining two fire extinguishing modes of 'explosion and dispersion' big fire and covering and suffocating small fire is forced to reach the eyebrows.
Disclosure of Invention
The invention aims to solve the problems that the existing fire extinguishing warhead charging high-altitude spraying fire extinguishing effect is poor, the fire head is difficult to press, the diffusion of fire behavior is inhibited, and the forest fire such as tree crown fire and the like cannot be extinguished quickly and efficiently.
The purpose of the invention is realized by the following technical scheme.
The invention discloses a superfine dry powder extinguishing agent and explosive combined synergistic fire extinguishing warhead for a bomb, which comprises a warhead shell, a preset sleeve, a superfine dry powder extinguishing agent, a main explosive and a head plug screw.
The warhead shell adopts a thin-wall shell structure with a spherical upper part and a cylindrical bottom, and a threaded through hole for fixedly connecting with a head plug screw is formed downwards along the center of the top of the warhead shell; the bottom of the cylinder is provided with an external thread which is used for being fixedly connected with the preset sleeve; the cavity formed by the inner cavity of the warhead shell and the preset sleeve is used for placing fire extinguishing agent; the warhead shell adopts a non-metal winding process, is not only used for adjusting the mass of the projectile body, but also used for rapidly releasing the fire extinguishing agent after being cracked under the drive of explosive shock waves.
The preset sleeve is of a cylindrical structure with a bottom round cake, the outer cylindrical surface of the bottom round cake is provided with threads for fixedly connecting with the warhead shell, and a barrel cavity of the preset sleeve is used for placing explosives;
the fire extinguishing agent is selected from superfine dry powder fire extinguishing agents, a vibrating filling mode is adopted, the filling density and the filling amount of the fire extinguishing agent are increased, so that a covering layer with higher density and larger range is formed in a fire scene range, and meanwhile, the superfine dry powder fire extinguishing agent has the functions of strong suffocation surface combustion and shielding, cooling and radiating heat, is not only used for weakening forest fire spreading and small fire continuous combustion, but also used for inhibiting after-burning of remaining fire, and further improves the fire extinguishing efficiency of the fire extinguishing agent.
The effective explosive loading space of the aerobomb is large, the loading capacity of the main explosive is several times of that of the conventional fire extinguishing bomb, the explosive force generated by the explosive is used for dispersing the fire extinguishing agent, and the air shock wave generated by explosive explosion is also used for quickly blasting away and even extinguishing forest fires such as tree crown fire and the like.
The fire extinguishing agent cabin section and the main explosive are designed in a split mode, and the fire extinguishing bomb is assembled before being thrown and stored separately during storage and transportation, so that the safety of the fire extinguishing bomb during service processing is ensured.
The invention discloses a working method of a fire extinguishing warhead combining superfine dry powder extinguishing agent and explosive for bombs, which comprises the following steps:
during assembly, the preset sleeve is firstly screwed at the thread at the bottom of the warhead shell, then the fire extinguishing agent is filled in a cavity formed by the inner cavity of the warhead shell and the preset sleeve, the filling density of the fire extinguishing agent reaches a preset value through a vibration filling mode, and then the fire extinguishing agent is fixed in the warhead shell by using a head plug screw to form a fire extinguishing agent cabin section;
pressing the main explosive into a columnar body;
when a forest is in fire, fire extinguishing personnel carry equipment to quickly reach the position near a fire scene, and after the fire extinguishing agent cabin section and the main explosive are quickly assembled, the fire extinguishing agent cabin section and the main explosive are carried by an airplane to reach the position above the fire scene and are directly thrown. When the aerial bomb flies to a forest fire area, the control system sends out a fire extinguishing instruction to detonate the main explosive, the air shock wave generated by the explosion of the main explosive quickly explodes the forest fire into small fire, meanwhile, the explosive force generated by the main explosive disperses the fire extinguishing agent, and the fire extinguishing agent forms a covering layer in the range of the small fire exploded in the fire scene under the push of the blast wave generated after the explosion of the explosive, so that not only can small flame be weakened to continue burning, but also the reburning of the residual fire can be inhibited.
The forest fire comprises crown fire.
Has the advantages that:
1. the invention discloses a fire extinguishing warhead combining superfine dry powder extinguishing agent and explosive for bombs, which combines two fire extinguishing modes of 'explosion scattering' big fire generated by explosion of main explosive and covering stifled small fire by superfine dry powder extinguishing agent, and has the effects of quickly extinguishing forest crown fire, stifled small fire, inhibiting dead ash from reburning and the like.
2. The invention discloses a superfine dry powder extinguishing agent and explosive combined synergistic fire extinguishing warhead for a bomb, which is used for adjusting the mass of a bomb body and can be cracked and quickly release the extinguishing agent under the drive of explosive shock waves by selecting a nonmetal winding process for a warhead shell, so that a first opportunity is provided for uniform dispersion of the extinguishing agent.
3. The invention discloses a fire extinguishing warhead combining superfine dry powder fire extinguishing agent and explosive for bombs, wherein the fire extinguishing agent is selected from the superfine dry powder fire extinguishing agent, a vibration filling mode is adopted to increase the filling density and filling amount of the fire extinguishing agent so as to form a covering layer with higher density and larger range in a fire scene range, and meanwhile, the superfine dry powder fire extinguishing agent has the functions of strong suffocation surface combustion and shielding, insulating and cooling heat radiation, so that forest fire spreading and small fire continuous combustion can be weakened, afterfire reburning can be inhibited, and the fire extinguishing efficiency of the fire extinguishing agent is improved.
4. According to the superfine dry powder extinguishing agent and explosive combined synergistic fire extinguishing warhead for the aerial bomb, the loading amount of the main explosive is several times of the loading amount of the conventional fire extinguishing bomb, so that the explosive force generated by the explosive can be used for dispersing the extinguishing agent, and the air shock wave generated by explosion of the explosive can also quickly explode and even extinguish forest fires such as crown fires.
5. The invention discloses a superfine dry powder extinguishing agent and explosive combined collaborative fire extinguishing warhead for a bomb.
6. The superfine dry powder extinguishing agent and explosive combined synergistic fire extinguishing warhead for the bombs disclosed by the invention also has the advantages of simplicity in operation, safety, reliability, high fire extinguishing efficiency and the like.
Drawings
FIG. 1 is a front view of a fire fighting part charge of the ultra-fine dry powder extinguishing agent and explosive combination for a bomb according to the present invention;
wherein: 1-warhead shell, 2-preset sleeve, 3-superfine dry powder extinguishing agent, 4-main explosive and 5-head plug screw.
Detailed Description
In order to make the objects, contents, and advantages of the present invention clearer, the following detailed description of the embodiments of the present invention will be made in conjunction with the accompanying drawings and examples.
Referring to fig. 1, the superfine dry powder extinguishing agent and explosive combined synergistic fire extinguishing warhead for the aerial bomb disclosed by the embodiment comprises a warhead shell 1, a preset sleeve 2, a superfine dry powder extinguishing agent 3, a main explosive 4 and a head plug screw 5.
The warhead shell 1 is of a thin-wall shell structure with a spherical upper part and a cylindrical bottom, and a threaded through hole for fixedly connecting with the head plug screw 5 is formed downwards along the center of the top of the warhead shell 1; the bottom of the cylinder is provided with an external thread which is used for being fixedly connected with the preset sleeve 2; the cavity formed by the inner cavity of the warhead shell 1 and the preset sleeve 2 is used for placing fire extinguishing agent; the warhead shell 1 adopts a non-metal winding process, is used for adjusting the mass of the projectile body and can rapidly release the fire extinguishing agent after being cracked under the drive of explosive shock waves.
The presetting sleeve 2 is of a cylindrical structure with a bottom round cake, the outer cylindrical surface of the bottom round cake is provided with threads for fixedly connecting with the warhead shell 1, and the barrel cavity of the presetting sleeve 2 is used for placing explosives;
the fire extinguishing agent selects the superfine dry powder fire extinguishing agent 3, adopts a vibrating filling mode for increasing the filling density and the filling amount of the fire extinguishing agent, so as to form a covering layer with higher density and larger range in the range of a fire scene, and simultaneously utilizes the function that the superfine dry powder fire extinguishing agent 3 has strong suffocation surface combustion and can shield, separate and cool heat radiation, thereby not only weakening forest fire spreading and small fire continuous combustion, but also inhibiting the reburning of the remaining fire, and further improving the fire extinguishing efficiency of the fire extinguishing agent.
The effective explosive loading space of the aerobomb is large, the loading capacity of the main explosive 4 is several times of that of the conventional fire extinguishing bomb, the explosive force generated by the explosive is used for dispersing the fire extinguishing agent, and the air shock wave generated by explosive explosion is also used for quickly blasting away and even extinguishing forest fires such as tree crown fire and the like.
The fire extinguishing agent cabin section and the main explosive 4 adopt a split type design mode, and the fire extinguishing bomb is assembled before being thrown and is stored separately during storage and transportation, so that the safety of the fire extinguishing bomb during service treatment is ensured.
The invention discloses a working method for loading a fire extinguishing warhead part with a combination of superfine dry powder fire extinguishing agent 3 and explosives for a bomb, which comprises the following steps:
during assembly, the preset sleeve 2 is firstly screwed at a thread at the bottom of the warhead shell 1, then the fire extinguishing agent is filled in a cavity formed by the inner cavity of the warhead shell 1 and the preset sleeve 2, the filling density of the fire extinguishing agent reaches a preset value in a vibration filling mode, and then the fire extinguishing agent is fixed in the warhead shell 1 by using the head plug screw 5 to form a fire extinguishing agent cabin section;
pressing the main explosive 4 into a columnar body;
when a forest is in fire, fire extinguishing personnel carry equipment to quickly reach the position near a fire scene, and after the fire extinguishing agent cabin section and the main explosive 4 are quickly assembled, the fire extinguishing agent cabin section and the main explosive are carried by an airplane to reach the position above the fire scene and are directly thrown. When the bomb flies to a forest fire area, the control system sends out a fire extinguishing instruction to detonate the main explosive 4, the air shock wave generated by the explosion of the main explosive 4 quickly explodes forest big fire such as tree crown fire and the like into small fire, meanwhile, the explosive force generated by the main explosive 4 disperses the fire extinguishing agent, and the fire extinguishing agent forms a covering layer in the range of the small fire exploded in a fire scene under the push of blast waves generated after the explosion of the explosive, so that not only can small flames be weakened to continue to burn, but also the reburning of residual fire can be inhibited.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (9)
1. The utility model provides a superfine dry powder extinguishing agent and explosive combination collaborative fire extinguishing warhead for bomb, its characterized in that: comprises a warhead shell (1), a preset sleeve (2), a superfine dry powder extinguishing agent (3), a main explosive (4) and a head plug screw (5);
the combination of two fire extinguishing modes of 'explosion and dispersion' of big fire generated by the explosion of the main explosive (4) and the covering of the small stifling fire by the superfine dry powder fire extinguishing agent (3) not only has the effects of quickly extinguishing the forest crown fire, stifling the small fire, inhibiting the re-burning of dead ash and the like, but also has the advantages of simple operation, safety, reliability and high fire extinguishing efficiency.
2. The superfine dry powder extinguishing agent and explosive combined synergistic fire extinguishing warhead for the bombs according to claim 1, characterized in that: the warhead shell (1) adopts a thin-wall shell structure with a spherical upper part and a cylindrical bottom, and a threaded through hole for fixedly connecting with the head plug screw (5) is formed downwards along the center of the top of the warhead shell (1); the bottom of the cylinder is provided with an external thread which is used for being fixedly connected with the preset sleeve (2); a cavity formed by the inner cavity of the warhead shell (1) and the preset sleeve (2) is used for placing fire extinguishing agent; the warhead shell (1) adopts a non-metal winding process, is used for adjusting the mass of the projectile body and can rapidly release the fire extinguishing agent after being cracked under the drive of explosive shock waves.
3. The superfine dry powder extinguishing agent and explosive combined synergistic fire extinguishing warhead for the bombs according to claim 1, characterized in that: the fire extinguishing agent selects the superfine dry powder fire extinguishing agent (3), adopts a vibrating filling mode for increasing the filling density and the filling amount of the fire extinguishing agent, so as to form a covering layer with higher density and larger range in a fire scene range, and simultaneously has the functions of strongly suffocating surface combustion and shielding, insulating and cooling heat radiation by utilizing the superfine dry powder fire extinguishing agent (3), thereby not only weakening forest fire spreading and small fire continuous combustion, but also inhibiting the reburning of the remaining fire, and further improving the fire extinguishing efficiency of the fire extinguishing agent.
4. The superfine dry powder extinguishing agent and explosive combined synergistic fire extinguishing warhead for the bombs according to claim 1, characterized in that: the loading capacity of the main explosive (4) is several times of the loading capacity of a conventional fire extinguishing bomb, the explosive force generated by the main explosive is used for dispersing the fire extinguishing agent, and the air shock wave generated by explosive explosion is also used for quickly blasting forest fire such as tree crown fire and the like or even extinguishing the forest fire.
5. The superfine dry powder extinguishing agent and explosive combined synergistic fire extinguishing warhead for the bombs according to claim 1, characterized in that: the fire extinguishing agent cabin section and the main explosive (4) adopt a split design mode, and the fire extinguishing bomb is assembled before being thrown and is stored separately during storage and transportation, so that the safety of the fire extinguishing bomb during service treatment is ensured.
6. The superfine dry powder extinguishing agent and explosive combined synergistic fire extinguishing warhead for the bombs according to claim 1, characterized in that: the preset sleeve (2) is of a cylindrical structure with a bottom round cake, the outer cylindrical surface of the bottom round cake is provided with a thread fixedly connected with the warhead shell (1), and a barrel cavity of the preset sleeve (2) is used for placing explosives.
7. The superfine dry powder extinguishing agent and explosive combined synergistic fire extinguishing warhead for the aerial bomb according to claim 2, 3, 4, 5 or 6, wherein: the working method is that,
during assembly, the preset sleeve (2) is firstly screwed at a thread at the bottom of the warhead shell (1), then the fire extinguishing agent is filled in a cavity formed by the inner cavity of the warhead shell (1) and the preset sleeve (2), the filling density of the fire extinguishing agent reaches a preset value through a vibration filling mode, and then the fire extinguishing agent is fixed in the warhead shell (1) by using a head plug screw (5) to form a fire extinguishing agent cabin section;
when a forest fire occurs, fire extinguishing personnel carry equipment to quickly reach the vicinity of a fire scene, and after the fire extinguishing agent cabin section and the main explosive (4) are quickly assembled, the fire extinguishing agent cabin section is carried by an airplane to reach the upper space of the fire scene and is directly thrown; when the bomb flies to a forest fire area, the control system sends out a fire extinguishing instruction to detonate the main explosive (4), the air shock wave generated by the explosion of the main explosive (4) quickly explodes forest big fire into small fire, meanwhile, the explosive force generated by the main explosive (4) disperses the fire extinguishing agent, and the fire extinguishing agent forms a covering layer in the range of the small fire exploded in a fire scene under the push of blast waves generated after the explosion of the explosive, so that not only can small flames be weakened to continue to burn, but also the reburning of residual fire can be inhibited.
8. The superfine dry powder extinguishing agent and explosive combined synergistic fire extinguishing warhead for the bombs according to claim 7, wherein: the forest fire comprises crown fire.
9. The superfine dry powder extinguishing agent and explosive combined synergistic fire extinguishing warhead for the bombs according to claim 8, wherein: the main explosive (4) is pressed into a columnar body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010619103.1A CN111632306A (en) | 2020-06-30 | 2020-06-30 | Superfine dry powder extinguishing agent and explosive combined synergistic fire extinguishing warhead for aerobomb |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010619103.1A CN111632306A (en) | 2020-06-30 | 2020-06-30 | Superfine dry powder extinguishing agent and explosive combined synergistic fire extinguishing warhead for aerobomb |
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| CN111632306A true CN111632306A (en) | 2020-09-08 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1222864A (en) * | 1997-04-24 | 1999-07-14 | 国立莫斯科航空技术大学K·E·齐奥尔科夫斯基国际基金管理机构 | Method and device for locating and/or extinguishing fires |
| CN101073696A (en) * | 2006-09-19 | 2007-11-21 | 陈世文 | Forest fire-extinguishing pellet |
| CN201187977Y (en) * | 2008-02-01 | 2009-01-28 | 王昕� | Fire-extinguishing bullet for artillery |
| 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 |
| CN213609507U (en) * | 2020-06-30 | 2021-07-06 | 淮海工业集团有限公司 | Superfine dry powder extinguishing agent and explosive combined synergistic fire extinguishing warhead for aerobomb |
-
2020
- 2020-06-30 CN CN202010619103.1A patent/CN111632306A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1222864A (en) * | 1997-04-24 | 1999-07-14 | 国立莫斯科航空技术大学K·E·齐奥尔科夫斯基国际基金管理机构 | Method and device for locating and/or extinguishing fires |
| CN101073696A (en) * | 2006-09-19 | 2007-11-21 | 陈世文 | Forest fire-extinguishing pellet |
| CN201187977Y (en) * | 2008-02-01 | 2009-01-28 | 王昕� | Fire-extinguishing bullet for artillery |
| 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 |
| CN213609507U (en) * | 2020-06-30 | 2021-07-06 | 淮海工业集团有限公司 | Superfine dry powder extinguishing agent and explosive combined synergistic fire extinguishing warhead for aerobomb |
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