CN101229416A - Forest firefighting mortar bomb - Google Patents
Forest firefighting mortar bomb Download PDFInfo
- Publication number
- CN101229416A CN101229416A CNA2007100930829A CN200710093082A CN101229416A CN 101229416 A CN101229416 A CN 101229416A CN A2007100930829 A CNA2007100930829 A CN A2007100930829A CN 200710093082 A CN200710093082 A CN 200710093082A CN 101229416 A CN101229416 A CN 101229416A
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- CN
- China
- Prior art keywords
- shell
- pencil
- medicine
- slinging
- impelling
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42B—EXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION
- F42B12/00—Projectiles, missiles or mines characterised by the warhead, the intended effect, or the material
- F42B12/02—Projectiles, missiles or mines characterised by the warhead, the intended effect, or the material characterised by the warhead or the intended effect
- F42B12/36—Projectiles, missiles or mines characterised by the warhead, the intended effect, or the material characterised by the warhead or the intended effect for dispensing materials; for producing chemical or physical reaction; for signalling ; for transmitting information
- F42B12/46—Projectiles, missiles or mines characterised by the warhead, the intended effect, or the material characterised by the warhead or the intended effect for dispensing materials; for producing chemical or physical reaction; for signalling ; for transmitting information for dispensing gases, vapours, powders or chemically-reactive substances
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C3/00—Fire prevention, containment or extinguishing specially adapted for particular objects or places
- A62C3/02—Fire prevention, containment or extinguishing specially adapted for particular objects or places for area conflagrations, e.g. forest fires, subterranean fires
- A62C3/0228—Fire prevention, containment or extinguishing specially adapted for particular objects or places for area conflagrations, e.g. forest fires, subterranean fires with delivery of fire extinguishing material by air or aircraft
- A62C3/025—Fire extinguishing bombs; Projectiles and launchers therefor
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C99/00—Subject matter not provided for in other groups of this subclass
- A62C99/009—Methods or equipment not provided for in groups A62C99/0009 - A62C99/0081
Abstract
The invention relates to a mortar bomb used for fire extinguishing in forest, which is divided into a working part and a propelling part. The working part consists of a fuse, a connecting screw, a medicine package, fire fighting powder, a central slinging medicine pipe, slinging medicine, a shell and a fairing; the pushing part consists of a bomb tail and a basal medicine pipe. The connecting screw of the working part is fixed at the front end of the shell and the front end of the connecting screw fixes the fuse; the central slinging medicine pipe is an acerose metal thin-walled piece that passes through the shell at an axial direction, the front end of which is connected with the fuse through the medicine package and fixed by the connecting screw. The slinging medicine is packed in the central slinging medicine pipe and the fire fighting powder is filled between the central slinging medicine pipe and the shell. The bomb of the invention adopts a mortar that is equipped with a large quantity in saturday night soldier reserve components as a launching platform, thus having far slinging distance, high safety performance, high reliability, large medicine packing amount, high fire fighting efficiency and low production and use cost.
Description
Technical field
The present invention relates to a kind of fire extinguisher bomb of mortar emission.
Background technology
Existing fire-fighting bomb for forest mainly is the hand-throw type forest firefighting mortar bomb, and it is little limit by delivery mode and profile and capacity, and the extinguishing chemical loadings is few, and poor, the poor safety performance of fire extinguishing effectiveness can't satisfy the actual fire extinguishing demand of forest department.Forest department presses for that a kind of cast is far away, throwings is convenient, safe, fire extinguishing effectiveness is good, and the big gun that small caliber pieces of equipping in a large number with people's militia reserve force and dedicated transmitter are flat pad is penetrated forest firefighting mortar bomb.
Chinese patent literature discloses a kind of big gun, and (notification number: CN2338722Y), it is made up of the body of the magnetic tape trailer wing and nosefuze and the launch point firearm that is assembled on the body, and extinguishing chemical and scattering mechanism are housed in the body with fire extinguisher bomb.Its full bullet structure is exactly existing mortar projectile structure, the loadings of extinguishing chemical is than little, the way of realization that extinguishing chemical is shed is too simple, it is by throwing forward after the powder gases burning that is positioned at the extinguishing chemical rear end that extinguishing chemical is shed, be unfavorable for effectively dishing out of extinguishing chemical, thereby the reduction fire extinguishing effectiveness, gunpowder makes its security performance can not get effective guarantee as shedding medicine, the cost height.
Summary of the invention
The purpose of this invention is to provide a kind of forest firefighting mortar bomb, it is a flat pad with the mortar of a large amount of equipments of people's militia reserve force, and it throws in distance, security performance height, reliability height, explosive payload is big, fire extinguishing effectiveness is high, the production use cost is low.
Technical scheme of the present invention is:
A kind of forest firefighting mortar bomb, it is divided into operate portions and promotion part, and operate portions is made up of fuse, connection spiral shell, cartridge bag, fire fighting powder, center impelling pencil, buster, housing and radome fairing, and the promotion part is made up of projectile tail and basic pencil.Be characterized in: the connection spiral shell of operate portions is fixed on the housing front end, its front end fixed fuse, and impelling pencil in center is for axially running through the long and thin metal thin-wall part of housing, and its front end is connected with fuse by cartridge bag, fixes by connecting spiral shell.Be equipped with in the center impelling pencil and shed medicine, load fire fighting powder between center impelling pencil and the housing.
Described housing is the engineering plastics thin-wall part of oval tubular, and its rear end connects the radome fairing of taper, is connected with projectile tail by radome fairing, also is filled with fire fighting powder in the radome fairing.
Described connection spiral shell is provided with the pin blast hole.
Described center impelling pencil is made up of a blind nut, shell and seal cover; Blind nut and seal cover are fixedly connected on the front and back end of shell, filling buster in the shell.
Characteristics of the present utility model are as follows:
Compare with traditional mortar projectile and existing fire-fighting bomb for forest, the utlity model has following advantage:
1, adopted the elongated center impelling pencil that runs through housing, its length overall length is long, can guarantee that the fire fighting powder of housing and radome fairing inner chamber filling can effectively be shed out, and guarantee the uniformity that fire fighting powder is shed, and guarantees effective fire-fighting area.
2, the wall of center buster shell is thin, and the fragment of buster effect rear center buster shell is in light weight, and velocity attenuation is fast, and security is better.
3, adopt cylindrical big volume shell body structure, and be equipped with radome fairing, can load a large amount of fire fighting powders, guarantee the instructions for use of high-effect fire extinguishing.
4, employing such as housing, radome fairing engineering plastics are made, and the fragment that the back body that detonates is cleaved into does not have kill capability, meets fire product safety, and recyclable utilization (but the highest recycling rate of waterused reaches seven times) again.
5, primary charge and projectile tail have adopted the structure of existing standard bullet class, technical maturity is stable, is easy to raise the efficiency, and saves cost, can a large amount of existing mortars of equipping of people's militia reserve force be flat pad (as 82mm) simultaneously, be easy to equip in a large number people's militia reserve force.
6, for guaranteeing the outer trajectory performance of bullet, the centre-of-pressure position before body when metal material connects spiral shell and regulates the center of gravity of full bullet and body and aloft fly has increased full bullet quality, guarantees can compel when the low angle of departure.
7, consider from security standpoint, on the connection spiral shell, designed pin blast hole 2, safe and reliable.
As seen the Ben Senlin firefighting mortar bomb has that it is simple in structure, and the production use cost is low, and has duties and handle and safe and reliable, far firing range, advantages such as coverage is big, fire-fighting efficiency is high, environmentally safe.
Description of drawings
The sectional structure chart of Fig. 1 Ben Senlin firefighting mortar bomb;
Fig. 2 is the sectional structure chart that wherein connects spiral shell;
Fig. 3 is the sectional structure chart of center impelling pencil wherein.
The specific embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
Referring to Fig. 1, the forest firefighting mortar bomb of this practical design comprises fuse 1, connection spiral shell 2, cartridge bag 3, fire fighting powder 4, center impelling pencil 5, buster 6, housing 7, radome fairing 8, projectile tail 9, basic pencil 10 etc.It is divided into operate portions and promotion part, and the connection spiral shell 2 of operate portions is fixed on housing 7 with center impelling pencil 5 and fuse 1.Referring to Fig. 2, connect spiral shell 2 and be provided with pin blast hole 21.Be provided with cartridge bag 3 between center impelling pencil 5 and the fuse 1.Housing 7 is the engineering plastics thin-wall part of oval tubular, and its rear end connects the radome fairing 8 of taper, is connected with projectile tail 9 by radome fairing 8, and radome fairing 8 also is that engineering plastics are injection molded.Center impelling pencil 5 is for axially running through the long and thin metal spare of housing 7, and its front end is connected with fuse 1 by cartridge bag 3, is equipped with in the center impelling pencil 5 and sheds medicine, is filled with fire fighting powder between center impelling pencil 5 and housing 7 and the radome fairing.After adopting this operate portions structure, the structural design of housing 7 and radome fairing 8 effectively raises the loadings that the body cavity volume has promptly effectively improved fire fighting powder, and the chip velocity decay that the engineering plastics thin-wall construction of while housing 7 and radome fairing 8 is produced guarantees fire extinguishing personnel's safety soon effectively.The promotion part is made up of projectile tail 9 and basic pencil 10, and projectile tail 9 is identical with basic pencil structure with existing standard mortar projectile projectile tail with basic pencil 10, can be flat pad with the small caliber piece (82mm mortar) of a large amount of equipments of existing people's militia reserve force.
Referring to Fig. 3, impelling pencil in center is a metal material.Form by a blind nut 51, shell 52 and seal cover 53.Blind nut 51 and seal cover 53 are fixedlyed connected with shell 52, and buster 6 is loaded in the shell 52.The enforcement principle of center impelling pencil is: the buster 6 that loads in the center buster shell that ignites after a blind nut 51 effects that make revenue centre impelling pencil behind the cartridge bag that connects the placement of spiral shell inner chamber that ignites after the biography fire device effect of fuse, squeeze the center of breaking buster shell thereby while seal cover 53 stops the gases at high pressure of burning generation to leak.
The using method of this forest firefighting mortar bomb:
Find fiery point, the distance that demonstrates by rangefinder, according to range, consult the forest firefighting mortar bomb firing table, mix up the mortar emission angle, the fire-fighting bomb for forest forest extinguishing transmitter of packing into, the basic pencil 10 of fire-fighting bomb for forest is at the transmitter striker or drawing to give under the triggering and getting angry, and lights basic pencil fire-fighting bomb for forest and is incident upon the target sky.According to setting in advance, fuse 1 on the fire-fighting bomb for forest is after running into branch or ground, by passing ignite buster 6 in the center impelling pencil 5 of cartridge bag 3 that fiery device and medicine connect spiral shell 2 inner chambers, buster is converted into gases at high pressure rapidly, and crowded broken center impelling pencil 5 of gases at high pressure and the fire fighting powder 4 crowded broken shell bodies 7 that load by housing 7 and radome fairing 8 inner chambers are rapidly taken the fire fighting powder 4 in housing 7 and the radome fairing 8 out of.Shock wave crushing body is put out the flame on the comburant, and the fire fighting powder back of dishing out forms the surface that aerosol cuts off air and sinks to covering comburant above comburant, makes it can not resume combustion.
Claims (4)
1. forest firefighting mortar bomb, it is divided into operate portions and promotion part, and operate portions includes fuse (1), connects spiral shell (2), cartridge bag (3), fire fighting powder (4), buster (6), housing (7); The promotion part is made up of projectile tail (9) and basic pencil (10); It is characterized in that: the connection spiral shell (2) of operate portions is fixed on housing (7) front end, its front end fixed fuse (1); Operate portions also includes a center impelling pencil (5), and center impelling pencil (5) is for axially running through the long and thin metal spare of housing (7), and its front end is connected with fuse (1) by cartridge bag (3), is connected and fixed by connecting spiral shell (2); Shed medicine (6) and be loaded in the center impelling pencil (5), load fire fighting powder (4) between center impelling pencil (5) and the housing (7).
2. forest firefighting mortar bomb according to claim 1, it is characterized in that: described housing (7) is the engineering plastics thin-wall part of oval tubular, its rear end connects the radome fairing (8) of taper, is connected with projectile tail (9) by radome fairing (8), also is filled with fire fighting powder (4) in the radome fairing (8).
3. forest firefighting mortar bomb according to claim 1 and 2 is characterized in that: described connection spiral shell (2) is provided with pin blast hole (21).
4. forest firefighting mortar bomb according to claim 1 and 2 is characterized in that: described center impelling pencil (5) is a metal thin-wall spare, is made up of a blind nut (51), shell (52) and seal cover (53); Blind nut (51) and seal cover (53) are fixedly connected on the front and back end of shell (52), filling buster (6) in the shell (52).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007100930829A CN101229416A (en) | 2007-11-30 | 2007-11-30 | Forest firefighting mortar bomb |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007100930829A CN101229416A (en) | 2007-11-30 | 2007-11-30 | Forest firefighting mortar bomb |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101229416A true CN101229416A (en) | 2008-07-30 |
Family
ID=39896419
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2007100930829A Pending CN101229416A (en) | 2007-11-30 | 2007-11-30 | Forest firefighting mortar bomb |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101229416A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102784448A (en) * | 2012-08-02 | 2012-11-21 | 北京机械设备研究所 | Bidirectional spray-type fire extinguishing bomb without generating antipersonnel fragments |
| CN103920265A (en) * | 2014-04-29 | 2014-07-16 | 成都陵川特种工业有限责任公司 | Fire-extinguishing device |
| CN103920264A (en) * | 2013-01-14 | 2014-07-16 | 中国人民解放军军械工程学院 | Forest fire-extinguishing bomb civil launch platform |
| CN107899164A (en) * | 2017-10-10 | 2018-04-13 | 重庆长安工业(集团)有限责任公司 | Non-emissive medicine water-drop-shaped fire extinguisher bomb |
| CN108413819A (en) * | 2018-05-11 | 2018-08-17 | 安徽理工大学 | It is a kind of without lethal fire-extinguishing agent formula explosive snuffing bullet |
-
2007
- 2007-11-30 CN CNA2007100930829A patent/CN101229416A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102784448A (en) * | 2012-08-02 | 2012-11-21 | 北京机械设备研究所 | Bidirectional spray-type fire extinguishing bomb without generating antipersonnel fragments |
| CN103920264A (en) * | 2013-01-14 | 2014-07-16 | 中国人民解放军军械工程学院 | Forest fire-extinguishing bomb civil launch platform |
| CN103920264B (en) * | 2013-01-14 | 2016-10-26 | 中国人民解放军军械工程学院 | The civilian flat pad of fire-fighting bomb for forest |
| CN103920265A (en) * | 2014-04-29 | 2014-07-16 | 成都陵川特种工业有限责任公司 | Fire-extinguishing device |
| CN103920265B (en) * | 2014-04-29 | 2016-05-25 | 成都陵川特种工业有限责任公司 | A kind of extinguishing device |
| CN107899164A (en) * | 2017-10-10 | 2018-04-13 | 重庆长安工业(集团)有限责任公司 | Non-emissive medicine water-drop-shaped fire extinguisher bomb |
| CN108413819A (en) * | 2018-05-11 | 2018-08-17 | 安徽理工大学 | It is a kind of without lethal fire-extinguishing agent formula explosive snuffing bullet |
| CN108413819B (en) * | 2018-05-11 | 2019-11-05 | 安徽理工大学 | It is a kind of without lethal extinguishing chemical formula explosive snuffing bullet |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Open date: 20080730 |