CN111664755B - Range-extending detonation bomb with built-in two-stage high-low pressure system - Google Patents
- ️Tue Sep 21 2021
CN111664755B - Range-extending detonation bomb with built-in two-stage high-low pressure system - Google Patents
Range-extending detonation bomb with built-in two-stage high-low pressure system Download PDFInfo
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Publication number
- CN111664755B CN111664755B CN202010649565.8A CN202010649565A CN111664755B CN 111664755 B CN111664755 B CN 111664755B CN 202010649565 A CN202010649565 A CN 202010649565A CN 111664755 B CN111664755 B CN 111664755B Authority
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- China Prior art keywords
- pressure chamber
- low pressure
- stage
- pressure system
- ignition tube Prior art date
- 2020-07-08 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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- 238000005474 detonation Methods 0.000 title claims abstract description 21
- 239000003380 propellant Substances 0.000 claims abstract description 21
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 20
- 229910001369 Brass Inorganic materials 0.000 claims abstract description 7
- 239000010951 brass Substances 0.000 claims abstract description 7
- 239000000843 powder Substances 0.000 claims description 19
- 238000005507 spraying Methods 0.000 claims description 7
- 238000004880 explosion Methods 0.000 abstract description 11
- 230000003111 delayed effect Effects 0.000 abstract description 7
- 239000004033 plastic Substances 0.000 description 10
- 230000000694 effects Effects 0.000 description 4
- 238000010304 firing Methods 0.000 description 4
- 239000012634 fragment Substances 0.000 description 4
- 230000000903 blocking effect Effects 0.000 description 3
- 239000002360 explosive Substances 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 238000005422 blasting Methods 0.000 description 2
- 230000001934 delay Effects 0.000 description 2
- 230000001066 destructive effect Effects 0.000 description 2
- 238000010285 flame spraying Methods 0.000 description 2
- 239000002737 fuel gas Substances 0.000 description 2
- 238000009987 spinning Methods 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000003721 gunpowder Substances 0.000 description 1
- 239000003999 initiator Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42B—EXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION
- F42B10/00—Means for influencing, e.g. improving, the aerodynamic properties of projectiles or missiles; Arrangements on projectiles or missiles for stabilising, steering, range-reducing, range-increasing or fall-retarding
- F42B10/32—Range-reducing or range-increasing arrangements; Fall-retarding means
- F42B10/38—Range-increasing arrangements
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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
- F42B12/20—Projectiles, missiles or mines characterised by the warhead, the intended effect, or the material characterised by the warhead or the intended effect of high-explosive type
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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
- F42B12/42—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 of illuminating type, e.g. carrying flares
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Portable Nailing Machines And Staplers (AREA)
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
本发明公开一种内置两级高低压系统的增程爆震弹，包括一级高低压系统、延期点火推进系统和二级高低压系统；一级高低压系统包括一级高压室和一级低压室，一级高压室内装填发射药，一级高压室底端面轴心处铆接有底火，一级高压室顶端面轴心处开设有传火孔，传火孔通过黄铜隔膜密封；延期点火推进系统包括延期点火管和推进部，延期点火管一端设置在一级低压室内，延期点火管另一端与二级高低压系统连接。本发明设计两级高低压系统，结合弹体自旋，飞行稳定性好，炸点位置可控；底火与延期点火管间距设置科学，不易直接点燃闪光剂，可有效避免炸膛；通过调整推进剂装药和延期点火管发火时间，可实现不同的增程距离，有效提高了弹药的战术性能。
The invention discloses an extended-range detonation bomb with a built-in two-stage high and low pressure system, comprising a first-stage high-low pressure system, a delayed ignition propulsion system and a second-stage high-low pressure system; the first-stage high-low pressure system includes a first-stage high-pressure chamber and a first-stage low-pressure system The first-stage high-pressure chamber is filled with propellant, the bottom end face of the first-stage high-pressure chamber is riveted with a primer, and the top of the first-stage high-pressure chamber is provided with a fire-passing hole, which is sealed by a brass diaphragm; delayed ignition advance The system includes a delayed ignition tube and a propulsion part, one end of the delayed ignition tube is set in the primary low pressure chamber, and the other end of the delayed ignition tube is connected to the secondary high and low pressure system. The invention designs a two-stage high and low pressure system, combined with the spin of the projectile, has good flight stability and controllable explosion point position; the distance between the primer and the delayed ignition tube is scientifically set, it is not easy to directly ignite the flash agent, and the explosion can be effectively avoided; by adjusting the propulsion It can achieve different extended range distances and effectively improve the tactical performance of the ammunition.
Description
Technical Field
The invention relates to the technical field of anti-riot ammunition, in particular to a range-extending detonation cartridge with a built-in two-stage high-low pressure system.
Background
The detonation bomb is one of acousto-optic bombs, and generates huge sound through explosion, so that a target person temporarily stuns to lose resistance, but the target person cannot die, seriously hurt or cause disability. The detonation bomb is powerful equipment for carrying out anti-terrorism and outburst treatment. The existing detonation bomb is mostly thrown by hands, but the throwing distance is short, so that the detonation bomb is not suitable for remote confrontation or is used in marine maintenance law enforcement, at the moment, a gun is needed to be used for firing the detonation bomb, however, the gun firing detonation bomb generally has the potential safety hazard of explosion, the firing range is more than 130m, and the detonation bomb is still difficult to be competent for increasingly complex marine maintenance law enforcement actions.
Disclosure of Invention
The invention aims to provide an extended-range detonation bomb with a built-in two-stage high-low pressure system, which solves the problem of chamber explosion, improves the working distance and ensures the use safety.
In order to achieve the purpose, the invention provides the following scheme: the invention provides a range-extending detonation cartridge with a built-in two-stage high-low pressure system, which comprises ammunition, wherein a first-stage high-low pressure system, a delay ignition propulsion system and a second-stage high-low pressure system are sequentially arranged in the ammunition from bottom to top;
the primary high-low pressure system comprises a primary high-pressure chamber and a primary low-pressure chamber, propellant powder is filled in the primary high-pressure chamber, a primer is riveted at the axis of the bottom end surface of the primary high-pressure chamber, a fire transfer hole is formed at the axis of the top end surface of the primary high-pressure chamber, the primary high-pressure chamber is communicated with the primary low-pressure chamber through the fire transfer hole, and the fire transfer hole is sealed through a brass diaphragm; the delay ignition propulsion system comprises a delay ignition tube and a propulsion part, one end of the delay ignition tube is arranged in the primary low-pressure chamber, and the other end of the delay ignition tube is connected with the secondary high-low pressure system.
Preferably, the ammunition comprises a cartridge case, a cartridge body and a cartridge head cap, the first-stage high-pressure chamber is riveted at the axis of the bottom end face of the cartridge case, the cartridge body is inserted into the cartridge case, the delay ignition tube is installed at the axis of the cartridge body, the cartridge head cap is fixedly connected with the cartridge body, and the second-stage high-low pressure system is arranged in the cartridge head cap.
Preferably, the delay igniter comprises a first-stage delay igniter and a second-stage delay igniter connected above the first-stage delay igniter in series; the propelling part is arranged at the bottom of the projectile body, a fire guide pipe is arranged on the projectile body, and the propelling part is communicated with the tail part of the first-stage delay ignition pipe through the fire guide pipe; the bottom of the propelling part is provided with a flame projecting hole which is sealed by a plug cover, and the propelling part is filled with propellant.
Preferably, the secondary high-low pressure system comprises a support body arranged on the inner side of the upper part of the projectile body and a secondary high-pressure chamber arranged on the support body, and a secondary low-pressure chamber is formed between the secondary high-pressure chamber and the support body and between the secondary high-pressure chamber and the projectile head cap; the axis of the support body is provided with a glittering agent cavity, a diaphragm is arranged between the glittering agent cavity and the secondary high pressure chamber, the bottom of the glittering agent cavity is communicated with the secondary delay ignition tube, and the glittering agent cavity is filled with glittering agents.
Preferably, the propulsion parts are uniformly arranged along the circumferential direction of the first-stage delay ignition tube, the number of the propulsion parts is four, and the number of the fire-spraying holes at the bottom of each propulsion part is four.
Preferably, the delay time of the first-stage delay igniter tube is 1.5s, and the delay time of the second-stage delay igniter tube is 1.5 s.
Preferably, an annular guide ring is arranged on the outer side of the bullet body, the annular guide ring and the bullet body are integrally formed, and the bottom surface of the annular guide ring is in adhesion connection with the top surface of the bullet shell.
Preferably, the primer is a mechanical impact primer, the propellant powder is smokeless powder, and the plug cover is made of high-temperature-resistant rubber.
Preferably, the inner wall of the bullet head cap is provided with a prefabricated crack groove.
The invention discloses the following technical effects:
1. by scientifically designing the distance between the delay ignition tube and the fire transfer hole, when the propellant powder is neglected to be loaded or fails, the primer cannot directly ignite the delay ignition tube, so that the chamber explosion can be avoided;
2. the purpose of stably increasing the range is realized by designing 4 propelling parts and 16 flame spraying holes; meanwhile, unequal range-extending distances of 300m, 400m and 500m can be realized by controlling the propellant charge and the delay time of the delay tube;
3. the center of gravity of the ammunition is coincided with the center of thrust, and the annular guide ring is matched with the explosion-proof gun bore line, so that the self-spinning of the ammunition body is realized, the flight stability is good, and the shooting precision is high;
4. the two-stage high-low pressure system is designed, so that the two-stage high-low pressure system can emit two times of blasting sound and strong flash, has good acousto-optic deterrent effect, is designed with the prefabricated cracking groove, does not generate sharp fragments, reduces the damage of destructive fragments to living targets, and improves the use safety.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive exercise.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view of the present invention;
FIG. 3 is a cross-sectional view of a delayed initiator;
FIG. 4 is a schematic view of the connection of the secondary high pressure chamber to the support body;
FIG. 5 is a schematic structural view of the bullet-nose cap;
wherein, 1 bullet shell, 2 primer, 3 first-level high-pressure chamber, 4 propellant powder, 5 fire transfer holes, 6 first-level low-pressure chamber, 7 bullet body, 7-1 annular guide ring, 8 propelling part, 8-1 fire guide tube, 8-2 fire spraying holes, 8-3 blanking cover, 8-4 propellant, 9-1 first-level delay ignition tube, 9-2 second-level delay ignition tube, 10 supporting body, 11 glittering agent cavity, 12 glittering agent, 13 second-level high-pressure chamber, 14 second-level low-pressure chamber, 15 bullet head cap, 16 diaphragm, 17 pre-split groove, 18 grooved plastic strip, 19 non-grooved plastic strip, 20 explosive loading groove, 21 fire guide hole, 22 sleeve and 23 grooved.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.
The invention provides a range-extending detonation cartridge with a built-in two-stage high-low pressure system, which comprises ammunition, wherein a first-stage high-low pressure system, a delay ignition propulsion system and a second-stage high-low pressure system are sequentially arranged in the ammunition from bottom to top;
the primary high-low pressure system comprises a primary high-
pressure chamber3 and a primary low-
pressure chamber6,
propellant powder4 is filled in the primary high-
pressure chamber3, a
primer2 is riveted at the axis of the bottom end face of the primary high-
pressure chamber3, the
primer2 is a mechanical impact type primer, a
fire transfer hole5 is formed at the axis of the top end face of the primary high-
pressure chamber3, the primary high-
pressure chamber3 is communicated with the primary low-
pressure chamber6 through the
fire transfer hole5, and the
fire transfer hole5 is sealed through a brass diaphragm; the delay ignition propulsion system comprises a delay ignition tube and a
propulsion part8, wherein one end of the delay ignition tube is arranged in the primary low-
pressure chamber6, and the other end of the delay ignition tube is connected with the secondary high-low pressure system.
Further, the ammunition comprises a cartridge case 1, an
ammunition body7 and a
cartridge head cap15, the primary high-
pressure chamber3 is riveted at the axis of the bottom end face of the cartridge case 1, the
ammunition body7 is inserted into the cartridge case 1, the delay ignition tube is installed at the axis of the
ammunition body7, the
cartridge head cap15 is fixedly connected with the
ammunition body7, and the secondary high-low pressure system is arranged in the
cartridge head cap15; the inner wall of the
bullet head cap15 is provided with a
pre-split groove17, so that the
bullet head cap15 can be formed into large fragments during blasting.
Furthermore, the delay ignition tube comprises a first-stage delay ignition tube 9-1 and a second-stage delay ignition tube 9-2 connected above the first-stage delay ignition tube 9-1 in series; the
propelling part8 is arranged at the bottom of the
projectile body7, a fire guiding pipe 8-1 is arranged on the
projectile body7, and the
propelling part8 is communicated with the tail part of the first-stage delay ignition pipe 9-1 through the fire guiding pipe 8-1; the bottom of the
propelling part8 is provided with a flame projecting hole 8-2, the flame projecting hole 8-2 is sealed by a plugging cover 8-3, and the
propelling part8 is filled with a propellant 8-4; the delay ignition tube is composed of a plastic cylinder and delay powder, the plastic cylinder comprises a
plastic strip18 with a groove and a
plastic strip19 without the groove, a
powder loading groove20 is formed in the center of the
plastic strip18 with the groove, the delay powder is filled in the
powder loading groove20, and the outer walls of the
plastic strip18 with the groove and the
plastic strip19 without the groove are fixed through a
sleeve22; the
plastic strip18 with the groove is provided with a
fire hole21, and the
medicine loading groove20 is communicated with the fire guide tube 8-1 through the
fire hole21.
Further, the secondary high-low pressure system comprises a
support body10 arranged on the inner side of the upper part of the
projectile body7 and a secondary high-
pressure chamber13 arranged on the
support body10, wherein a
groove23 is formed in the
support body10, the groove wall of the
groove23 is provided with threads, and the secondary high-
pressure chamber13 is in threaded connection with the
support body10; a secondary low-
pressure chamber14 is formed between the secondary high-
pressure chamber13 and the
support body10 and the
bullet head cap15; the axis of the
support body10 is provided with a
glittering agent cavity11, a brass diaphragm is arranged between the
glittering agent cavity11 and the secondary
high pressure chamber13, the bottom of the
glittering agent cavity11 is communicated with the secondary delay ignition tube 9-2, and the
glittering agent cavity11 is filled with a
glittering agent12.
Further, the
propulsion parts8 are uniformly arranged along the circumferential direction of the first-stage delay ignition tube 9-1, the number of the
propulsion parts8 is four, and the number of the fire-spraying holes 8-2 at the bottom of each
propulsion part8 is four.
Furthermore, the delay time of the first-stage delay ignition tube 9-1 is 1.5s, and the delay time of the second-stage delay ignition tube 9-2 is 1.5 s.
Further, an annular guide ring 7-1 is arranged on the outer side of the
bullet body7, the annular guide ring 7-1 and the
bullet body7 are integrally formed, and the bottom surface of the annular guide ring 7-1 is in adhesion connection with the top surface of the bullet case 1.
Furthermore, the
propellant4 is smokeless powder, so that less solid residues are generated during explosion of the smokeless powder, dense smoke is not generated, the pollution to a gun barrel and the environment is reduced, the thrust of the smokeless powder is stable, and the shooting precision can be improved.
Further, the blocking cover 8-3 is made of high-temperature resistant rubber materials, burning of gunpowder and fuel gas can be prevented, and meanwhile, under the action of the combustion pressure of the propellant 8-4, the blocking cover 8-3 is sprayed out of the fire spraying hole 8-2.
According to the invention, the distance between the delay ignition tube and the
fire transfer hole5 is scientifically designed, so that when the
propellant powder4 is neglected to be loaded or fails, the
primer2 is difficult to directly ignite the delay ignition tube, and the chamber explosion can be avoided; the purpose of range extension is achieved by designing four
propelling parts8 and sixteen flame-spraying holes 8-2; a two-stage high-low pressure system is designed, and the spinning of the
projectile body7 is combined, so that the shooting precision is improved; the explosive is detonated in the air, so that the explosive has a good acousto-optic deterrent effect, the damage of destructive fragments to living targets is reduced, and the use safety is improved.
The detonation bomb provided by the invention is longer in use distance, can be used for dispersing large-scale harassing people, and can also be used for maritime right maintenance law enforcement. The first-level high-low voltage system ensures stable flight, and the second-level high-low voltage system ensures good acousto-optic deterrence effect.
The basic principle is as follows: the firing pin of the anti-riot gun impacts the
primer2, the
primer2 ignites the
propellant powder4, the
propellant powder4 ablates a brass diaphragm at a
fire transfer hole5, the
propellant powder4 enters a primary low-
pressure chamber6 and ignites a primary delay ignition tube 9-1, after the pressure in the primary low-
pressure chamber6 reaches a certain degree, the
projectile body7 is pushed to be separated from the cartridge case 1, an annular guide ring 7-1 is matched with the rifling of a gun barrel to promote the
projectile body7 to spin, the
projectile body7 flies away from the gun barrel, after the primary delay ignition tube 9-1 delays for 1.5s, the secondary delay ignition tube 9-2 is ignited and is ignited by a propellant 8-1, the propellant burns to spray a blocking cover 8-3 from a fire spraying hole 8-2 and spray high-speed fuel gas from the fire spraying hole 8-2 to push the
projectile body7 to fly in an accelerated manner, after the secondary delay ignition tube 9-2 delays for 1.5s, the
glittering agent12 is ignited, the
flash agent12 is deflagrated to generate pressure, firstly, the
brass diaphragm16 is ruptured to generate sound, then the secondary high-
pressure chamber13 is promoted to rupture to generate explosion sound, and finally, the explosion sound and strong flash are generated after the explosion pressure of the
bullet cap15 is reached in the secondary low-
pressure chamber14.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, are merely for convenience of description of the present invention, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
The above-described embodiments are merely illustrative of the preferred embodiments of the present invention, and do not limit the scope of the present invention, and various modifications and improvements of the technical solutions of the present invention can be made by those skilled in the art without departing from the spirit of the present invention, and the technical solutions of the present invention are within the scope of the present invention defined by the claims.
Claims (6)
1. The range-extended detonation cartridge with the built-in two-stage high-low pressure system is characterized by comprising an ammunition, wherein a first-stage high-low pressure system, a delay ignition propulsion system and a second-stage high-low pressure system are sequentially arranged in the ammunition from bottom to top;
the primary high-low pressure system comprises a primary high-pressure chamber (3) and a primary low-pressure chamber (6), propellant powder (4) is filled in the primary high-pressure chamber (3), a primer (2) is riveted at the axis of the bottom end surface of the primary high-pressure chamber (3), a fire transfer hole (5) is formed at the axis of the top end surface of the primary high-pressure chamber (3), the primary high-pressure chamber (3) is communicated with the primary low-pressure chamber (6) through the fire transfer hole (5), and the fire transfer hole (5) is sealed through a brass diaphragm; the delay ignition propulsion system comprises a delay ignition tube and a propulsion part (8), one end of the delay ignition tube is arranged in the primary low-pressure chamber (6), and the other end of the delay ignition tube is connected with the secondary high-low pressure system;
the ammunition comprises a cartridge case (1), an ammunition body (7) and a cartridge head cap (15), wherein the primary high-pressure chamber (3) is riveted at the axis of the bottom end face of the cartridge case (1), the ammunition body (7) is inserted into the cartridge case (1), the delay ignition tube is installed at the axis of the ammunition body (7), the cartridge head cap (15) is fixedly connected with the ammunition body (7), and the secondary high-pressure system and the secondary low-pressure system are arranged in the cartridge head cap (15);
the delay ignition tube comprises a first-stage delay ignition tube (9-1) and a second-stage delay ignition tube (9-2) connected above the first-stage delay ignition tube (9-1) in series; the propelling part (8) is arranged at the bottom of the projectile body (7), a fire guiding pipe (8-1) is arranged on the projectile body (7), and the propelling part (8) is communicated with the tail part of the first-stage delay ignition pipe (9-1) through the fire guiding pipe (8-1); the bottom of the propelling part (8) is provided with a flame projecting hole (8-2), the flame projecting hole (8-2) is sealed by a plugging cover (8-3), and the propelling part (8) is filled with propellant (8-4);
the secondary high-low pressure system comprises a support body (10) arranged on the inner side of the upper part of the projectile body (7) and a secondary high-pressure chamber (13) arranged on the support body (10), wherein a secondary low-pressure chamber (14) is formed among the secondary high-pressure chamber (13), the support body (10) and a bullet head cap (15); the axis of the support body (10) is provided with a glittering agent cavity (11), a diaphragm (16) is arranged between the glittering agent cavity (11) and the secondary high pressure chamber (13), the bottom of the glittering agent cavity (11) is communicated with the secondary delay ignition tube (9-2), and the glittering agent cavity (11) is filled with a glittering agent (12).
2. The range-extended detonation bomb of a built-in two-stage high-low pressure system of claim 1, characterized in that: the propulsion parts (8) are uniformly arranged along the circumferential direction of the first-stage delay ignition tube (9-1), the number of the propulsion parts (8) is four, and the number of the fire spraying holes (8-2) at the bottom of each propulsion part (8) is four.
3. The range-extended detonation bomb of a built-in two-stage high-low pressure system of claim 1, characterized in that: the delay time of the first-stage delay ignition tube (9-1) is 1.5s, and the delay time of the second-stage delay ignition tube (9-2) is 1.5 s.
4. The range-extended detonation bomb of a built-in two-stage high-low pressure system of claim 1, characterized in that: an annular guide ring (7-1) is arranged on the outer side of the bullet body (7), the annular guide ring (7-1) and the bullet body (7) are integrally formed, and the bottom surface of the annular guide ring (7-1) is connected with the top surface of the bullet shell (1) in an adhesion mode.
5. The range-extended detonation bomb of a built-in two-stage high-low pressure system of claim 1, characterized in that: the primer (2) is a mechanical impact primer, the propellant (4) is smokeless powder, and the plug cover (8-3) is made of high-temperature-resistant rubber.
6. The range-extended detonation bomb of a built-in two-stage high-low pressure system of claim 1, characterized in that: the inner wall of the bullet head cap (15) is provided with a prefabricated crack groove (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010649565.8A CN111664755B (en) | 2020-07-08 | 2020-07-08 | Range-extending detonation bomb with built-in two-stage high-low pressure system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010649565.8A CN111664755B (en) | 2020-07-08 | 2020-07-08 | Range-extending detonation bomb with built-in two-stage high-low pressure system |
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| Publication Number | Publication Date |
|---|---|
| CN111664755A CN111664755A (en) | 2020-09-15 |
| CN111664755B true CN111664755B (en) | 2021-09-21 |
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| Application Number | Title | Priority Date | Filing Date |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109855478A (en) * | 2019-01-10 | 2019-06-07 | 中国人民武装警察部队工程大学 | Multifunctional antiriot bullet with two-stage separating mechanism |
| CN209726948U (en) * | 2018-12-27 | 2019-12-03 | 中国人民武装警察部队工程大学 | Multi-stage tandem-propelled compound strike anti-riot grenade |
| CN210773707U (en) * | 2019-10-08 | 2020-06-16 | 中国人民武装警察部队工程大学 | Hollow flat head type antiriot kinetic energy bullet |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7930977B2 (en) * | 2007-02-26 | 2011-04-26 | Klein John M | Non-lethal projectile ammunition |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN209726948U (en) * | 2018-12-27 | 2019-12-03 | 中国人民武装警察部队工程大学 | Multi-stage tandem-propelled compound strike anti-riot grenade |
| CN109855478A (en) * | 2019-01-10 | 2019-06-07 | 中国人民武装警察部队工程大学 | Multifunctional antiriot bullet with two-stage separating mechanism |
| CN210773707U (en) * | 2019-10-08 | 2020-06-16 | 中国人民武装警察部队工程大学 | Hollow flat head type antiriot kinetic energy bullet |
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