CN201123970Y - A kind of forest fire fighting mortar shell - Google Patents
A kind of forest fire fighting mortar shell Download PDFInfo
- Publication number
- CN201123970Y CN201123970Y CNU2007201884005U CN200720188400U CN201123970Y CN 201123970 Y CN201123970 Y CN 201123970Y CN U2007201884005 U CNU2007201884005 U CN U2007201884005U CN 200720188400 U CN200720188400 U CN 200720188400U CN 201123970 Y CN201123970 Y CN 201123970Y
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- CN
- China
- Prior art keywords
- pencil
- center
- shell
- impelling
- housing
- 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.)
- Expired - Lifetime
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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
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/28—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture specially adapted for farming
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- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biodiversity & Conservation Biology (AREA)
- Ecology (AREA)
- Forests & Forestry (AREA)
- Aiming, Guidance, Guns With A Light Source, Armor, Camouflage, And Targets (AREA)
Abstract
本实用新型涉及一种森林灭火迫击炮弹，它分成工作部和推进部，工作部由引信、连接螺、药包、灭火粉、中心抛射药管、抛射药、壳体和整流罩组成，推进部由弹尾和基本药管组成。所述工作部的连接螺固定在壳体前端，其前端固定引信，中心抛射药管为轴向贯穿壳体的细长金属薄壁件，其前端通过药包与引信连接，通过连接螺固定。中心抛射药管内装有抛撒药，中心抛射药管和壳体之间填装灭火粉。该炮弹以民兵预备役部队大量装备的迫击炮为发射平台，投放距离远，安全性能高，可靠性高，装药量大，灭火效能高，生产使用成本低。
The utility model relates to a forest fire extinguishing mortar shell, which is divided into a working part and a propulsion part. The first part is composed of a tail and a basic drug tube. The connecting screw of the working part is fixed on the front end of the casing, and the fuze is fixed at the front end. The central projectile charge tube is a thin metal thin-walled piece axially penetrating through the casing. The center propellant tube is equipped with sprinkler, and the space between the center propellant tube and the shell is filled with fire extinguishing powder. The artillery shells use the mortars equipped in large quantities by the militia reserve forces as the launching platform. They have a long launch distance, high safety performance, high reliability, large charge, high fire extinguishing efficiency, and low production and use costs.
Description
Technical field
The utility model 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 utility model provides 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.
The technical solution of the utility model 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 the utility model 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, a kind of 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 |
|---|---|---|---|
| CNU2007201884005U CN201123970Y (en) | 2007-11-30 | 2007-11-30 | A kind of forest fire fighting mortar shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201884005U CN201123970Y (en) | 2007-11-30 | 2007-11-30 | A kind of forest fire fighting mortar shell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201123970Y true CN201123970Y (en) | 2008-10-01 |
Family
ID=39997386
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201884005U Expired - Lifetime CN201123970Y (en) | 2007-11-30 | 2007-11-30 | A kind of forest fire fighting mortar shell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201123970Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101947376A (en) * | 2010-09-13 | 2011-01-19 | 吕敬群 | Airburst fire-extinguishing bomb |
| CN101549194B (en) * | 2009-05-27 | 2013-09-25 | 贵州航天风华精密设备有限公司 | Bullet of forest fire-fighting bomb of Vehicle-mounted remote projection |
| CN106621134A (en) * | 2017-02-27 | 2017-05-10 | 西华大学 | Aerosol fire extinguishing bullet |
| CZ307311B6 (en) * | 2010-01-13 | 2018-05-30 | Univerzita Tomáše Bati ve Zlíně | A method of extinguishing local surface fires by means of blasting techniques |
| CN109603047A (en) * | 2019-01-15 | 2019-04-12 | 康郦 | Novel firefighting shell and its emission system |
-
2007
- 2007-11-30 CN CNU2007201884005U patent/CN201123970Y/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101549194B (en) * | 2009-05-27 | 2013-09-25 | 贵州航天风华精密设备有限公司 | Bullet of forest fire-fighting bomb of Vehicle-mounted remote projection |
| CZ307311B6 (en) * | 2010-01-13 | 2018-05-30 | Univerzita Tomáše Bati ve Zlíně | A method of extinguishing local surface fires by means of blasting techniques |
| CN101947376A (en) * | 2010-09-13 | 2011-01-19 | 吕敬群 | Airburst fire-extinguishing bomb |
| CN106621134A (en) * | 2017-02-27 | 2017-05-10 | 西华大学 | Aerosol fire extinguishing bullet |
| CN106621134B (en) * | 2017-02-27 | 2022-05-03 | 西华大学 | Aerosol fire extinguishing bomb |
| CN109603047A (en) * | 2019-01-15 | 2019-04-12 | 康郦 | Novel firefighting shell and its emission system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: CHONGQING CHANGAN INDUSTRIAL (GROUP) CO., LTD. Free format text: FORMER NAME: CHANG AN AUTOMOBILE (GROUP) CO., LTD. |
|
| CP03 | Change of name, title or address |
Address after: 400023 No. 599 Airport Avenue, Chongqing, Yubei District Patentee after: Chongqing Changan Industrial (Group) Co., Ltd. Address before: 400023 Chongqing Jiangbei District, the new East Road, No. 260 Patentee before: Chang'an Automobile (Group) Co., Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20081001 |