CN213609507U - 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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- CN213609507U CN213609507U CN202021252060.XU CN202021252060U CN213609507U CN 213609507 U CN213609507 U CN 213609507U CN 202021252060 U CN202021252060 U CN 202021252060U CN 213609507 U CN213609507 U CN 213609507U
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Abstract
The utility model discloses a fire extinguishing warhead is in coordination with explosive combination to superfine dry powder extinguishing agent for bomb belongs to forest fire extinguishing technical field. The utility model comprises a warhead shell, a preset sleeve, a superfine dry powder extinguishing agent, a main explosive and a head plug screw. The utility model discloses preset the sleeve and twist and adorn in the screw thread department of casing bottom, fill fire extinguishing agent in the cavity that the inner chamber of warhead casing and preset the sleeve and constitute, through the filling mode of vibration, reach the predetermined value with the packing density of fire extinguishing agent, then use the head to block up the spiral shell and fix fire extinguishing agent in the warhead casing, constitute fire extinguishing agent cabin section; the main explosive is pressed into a columnar body. The utility model discloses a shock wave "explodes" big fire that main explosive explosion produced and covers two kinds of fire extinguishing mode combinations of the small fire of stifling with superfine dry powder extinguishing agent, not only has the forest crown fire of putting out fast, stifles the small fire, restrain the ash that dies and reburn efficiency etc. and still has advantages such as easy operation, safe and reliable, fire extinguishing efficiency height.
Description
Technical Field
The utility model relates to a fire extinguishing warhead is in coordination with explosive combination with superfine dry powder extinguishing agent for bomb belongs to forest fire extinguishing technical field.
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.
SUMMERY OF THE UTILITY MODEL
In order to solve the current fire extinguishing warhead portion powder charge high altitude and spray fire extinguishing effect not good, hardly suppress the flame, restrain the diffusion of intensity of a fire, can not fast the efficient put out a difficult problem of forest big fire such as tree crown fire, the utility model aims at providing a fire extinguishing warhead is in coordination with explosive combination to superfine dry powder extinguishing agent for bomb, adopts shock wave "explodes" big fire that produces of main explosive and covers two kinds of fire extinguishing mode combinations of stifled small fire with superfine dry powder extinguishing agent, not only has the forest tree crown fire of putting out fast, stifled small fire, restrain efficiency such as ash after-combustion, still has easy operation, safe and reliable, advantages such as fire extinguishing efficiency height.
The purpose of the utility model is realized by the following technical scheme.
The utility model discloses a fire extinguishing warhead is in coordination with combination of superfine dry powder extinguishing agent and explosive for bomb, including warhead casing, preset sleeve, superfine dry powder extinguishing agent, main explosive, the stifled spiral shell of head.
The fire extinguishing device combines two fire extinguishing modes of 'explosion and dispersion' of shock waves generated by explosion of main explosive and covering of small stifling fire by superfine dry powder fire extinguishing agent, not only has the effects of quickly extinguishing forest crown fire, stifling 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.
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 loading capacity of the main explosive is several times of the loading capacity of the 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 away forest fire such as tree crown fire and the like and even extinguishing the forest fire.
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 utility model discloses a working method of a fire extinguishing warhead is put out in coordination with the combination of superfine dry powder extinguishing agent and explosive for bomb:
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 utility model discloses a superfine dry powder extinguishing agent and explosive combination are put out a fire warhead in coordination for bomb, adopt shock wave "explode" big fire that the main explosive explosion produced to cover two kinds of fire extinguishing mode combinations of the small fire of stifling with superfine dry powder extinguishing agent, have and put out forest crown fire fast, stifle small fire, restrain efficiency such as the ash that dies reburning.
2. The utility model discloses a super fine powder extinguishing agent for bomb and explosive combination is put out a fire warhead in coordination chooses non-metallic winding technology for use through warhead casing, not only is used for adjusting the projectile body quality, can also crack back quick release extinguishing agent under the explosive shock wave drive, provides the first opportunity for the even dispersion of extinguishing agent.
3. The utility model discloses a superfine dry powder extinguishing agent and explosive combination are put out a fire warhead in coordination for bomb, choose superfine dry powder extinguishing agent for use through extinguishing agent, adopt the filling mode of vibration, a packing density and the loading for increase extinguishing agent, so that it is higher to form density in the scene of a fire within range, the bigger overburden of scope, utilize superfine dry powder extinguishing agent to have strong stifling surface combustion and can hide the function of separating and cooling heat radiation simultaneously, not only can weaken the forest and loose fire, little fire continues the burning, can also restrain the after combustion of afterfire, thereby improve extinguishing agent's fire extinguishing efficiency.
4. The utility model discloses a super fine powder extinguishing agent for bomb and explosive combination are put out a fire warhead in coordination, and the loading through the main explosive that adorns is a plurality of times of conventional fire extinguishing bomb charge, and the explosive power that the explosive produced not only can be used for the dispersion of extinguishing agent, and the air shock wave that the explosive explosion produced can also be fast explode forest big fires such as crown fire and break out even.
5. The utility model discloses a super fine powder extinguishing agent and explosive combination are put out a fire warhead in coordination for bomb, adopt split type design through extinguishing agent cabin section and main explosive, and the fire extinguishing bomb is assembled before throwing, stores and deposits with the branch when transporting for ensure the security of fire extinguishing bomb when the service is handled.
6. The utility model discloses a fire extinguishing warhead is in coordination with explosive combination to superfine dry powder extinguishing agent for bomb still has advantages such as easy operation, safe and reliable, fire extinguishing efficiency height.
Drawings
FIG. 1 is a front view of the fire extinguishing warhead charge of the combination of the superfine dry powder fire extinguishing agent and the explosive for the aerial bomb;
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 description of the embodiments of the present invention will be made in detail with reference to 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 utility model discloses a working method of fire extinguishing warhead powder charge of superfine dry powder extinguishing agent 3 and explosive combination for aviation bomb is:
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 foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be considered as the protection scope of the present invention.
Claims (4)
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 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); the cavity formed by the inner cavity of the warhead shell (1) and the preset sleeve (2) is used for placing fire extinguishing agent.
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 fire extinguishing agent adopts superfine dry powder fire extinguishing agent (3) and adopts a vibration filling mode to increase the filling density and filling amount of the fire extinguishing agent.
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 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.
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 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.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202021252060.XU CN213609507U (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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| CN202021252060.XU CN213609507U (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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| CN213609507U true CN213609507U (en) | 2021-07-06 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111632306A (en) * | 2020-06-30 | 2020-09-08 | 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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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111632306A (en) * | 2020-06-30 | 2020-09-08 | 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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