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EP3555556A1 - Module de munition, ogive et munition - Google Patents

Module de munition, ogive et munition

Info

Publication number
EP3555556A1
EP3555556A1 EP17805106.6A EP17805106A EP3555556A1 EP 3555556 A1 EP3555556 A1 EP 3555556A1 EP 17805106 A EP17805106 A EP 17805106A EP 3555556 A1 EP3555556 A1 EP 3555556A1
Authority
EP
European Patent Office
Prior art keywords
ignition
warhead
ammunition
igniter
explosive
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.)
Granted
Application number
EP17805106.6A
Other languages
German (de)
English (en)
Other versions
EP3555556B1 (fr
Inventor
Benjamin SCHMITZ
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Diehl Defence GmbH and Co KG
Original Assignee
Diehl Defence GmbH and Co KG
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=60484325&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=EP3555556(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Diehl Defence GmbH and Co KG filed Critical Diehl Defence GmbH and Co KG
Priority to PL17805106T priority Critical patent/PL3555556T3/pl
Publication of EP3555556A1 publication Critical patent/EP3555556A1/fr
Application granted granted Critical
Publication of EP3555556B1 publication Critical patent/EP3555556B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F42—AMMUNITION; BLASTING
    • F42C—AMMUNITION FUZES; ARMING OR SAFETY MEANS THEREFOR
    • F42C19/00—Details of fuzes
    • F42C19/08—Primers; Detonators
    • F42C19/0807—Primers; Detonators characterised by the particular configuration of the transmission channels from the priming energy source to the charge to be ignited, e.g. multiple channels, nozzles, diaphragms or filters
    • 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
    • F42B12/207—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 characterised by the explosive material or the construction of the high explosive warhead, e.g. insensitive ammunition
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F42—AMMUNITION; BLASTING
    • F42C—AMMUNITION FUZES; ARMING OR SAFETY MEANS THEREFOR
    • F42C19/00—Details of fuzes
    • F42C19/08—Primers; Detonators
    • F42C19/0838—Primers or igniters for the initiation or the explosive charge in a warhead

Definitions

  • the invention relates to an ammunition module, a warhead with a
  • the object of the invention is to improve ammunition.
  • the object is achieved by an ammunition module according to claim 1.
  • the ammunition module contains an explosive device, i. Explosive in a specific geometric or spatial arrangement or distribution.
  • Ammunition module contains a detonator.
  • the explosive device or the explosive is ignited by the igniter.
  • the fuze is arranged or aligned relative to the explosive device such that it in case of ignition on a
  • Ignition point ignites.
  • the ignition point is thus a specific location of
  • Explosive device where it is ignited by the igniter.
  • the ignition point is positioned at a location within an envelope of the explosive device, ie, not at the surface of the envelope. The place is from the detonator away.
  • the envelope contains all the explosives and also gaps,
  • recesses in the explosive device It is a flat or convex surface in all places. It is also possible that it runs concavely at least in some places, e.g. at Kerbladisme in the shell.
  • an ignition channel extends from the igniter to the ignition point.
  • the ignition channel is surrounded by at least part of the explosive device.
  • the ignition channel is formed as a channel which is open in the initial state.
  • Initial state is a state before the start of ignition of the ammunition module or the explosive. In an explosive state, which after the ignition of the
  • the channel is self-sealing.
  • “sealing” means closing or sealing at least part of the ignition channel.
  • “Self-sealing” means that the seal of the ignition channel after the
  • Explosive device or indirectly (the igniter ignites an ignition transformer, the ignition transformer ignites the explosive device). "Within the envelope” means that the ignition point does not point to the particular of the igniter
  • the explosive state is in particular that when a part of the explosive is already implemented, a part not yet. Then one is
  • Ammunition shell usually stretched, but still tight, so that a pressure build-up inside the ammunition is still in progress. This pressure build-up is used in particular for sealing the ignition channel.
  • the invention is based on the observation that a warhead z. B. over a
  • Warhead is realized one ignition point away from the detonator side. This ignition channel avoids the loss of power by igniting the ignition
  • Warhead becomes self-sealing and prevents the escape of explosive swaths. Swaths occur in the implementation of explosives in solid too Gas. The energy serves to accelerate the active charge. Due to the self-sealing ignition channel, an optimal ignition point of the warhead can be selected without being affected by significant pressure loss in the
  • Warhead implementation losing power According to the invention, it is possible to ignite a warhead arbitrarily can expect without a premature emergence of the explosion swaths a power dip.
  • the invention allows to implement this without having to resort to inline ignition means such.
  • B. EFIs Exploding Foil Initiator, which still have to be electrically ignited with high energy).
  • the ignition can be implemented without electrical energy.
  • an effect in igniter direction in particular splinter effect, no hollow charge
  • the ignition channel is at least partially closed or sealed in the blasting state by at least one sealing element.
  • the sealing element is by the at least partially reacted explosive
  • Sealing element is thus a means for sealing or at least partially
  • the ignition channel can be sealed or closed particularly effective.
  • the sealing element may be multi-part or more
  • Sealing elements may be present in the ammunition module or combined, each causing a sealing of the ignition channel or the elements for
  • the sealing element is formed by a body which has an initial shape in the initial state. In the explosive state, the body is deformed into a closure shape. At least part of the deformed body is the sealing element. Alternatively or additionally, the body is in the
  • the body can thus be brought into the ignition channel through the at least partially reacted explosive, so that there at least part of the body in undeformed or other form forms the sealing element.
  • a sealing element in the form of a body can be held, which then is spent by the implementation of the explosive in the ignition channel to seal it.
  • the body is in the
  • the sheath is in particular a sleeve, a tube or a lining of the ignition channel, z. B. in the form of a
  • Circular cylinder jacket Since the shell surrounds the ignition channel and the ignition channel is in turn surrounded by explosives, the implementation of the explosive leads to a
  • the body is a metal body.
  • metal behaves like a liquid and can therefore be deformed particularly easily.
  • the metal is in particular a relatively soft metal, for. B. copper.
  • the ignition channel in the initial state is an unfilled cavity.
  • the cavity is therefore filled only with air or a protective gas o. ⁇ ., But unfilled with respect to other materials.
  • a firing channel is particularly suitable for use with flyer-forming detonators, the
  • Firing channel is then the flight channel for the flyer from the detonator to the ignition point.
  • the igniter is therefore a flyer-forming booster igniter.
  • the ignition channel is then a flyer channel.
  • an ignition transformer for igniting the explosive device is arranged. When ignition so the flyer passes through the unfilled cavity of the ignition channel to the ignition transformer to ignite this, the ignition transformer is used to ignite the explosive.
  • Explosives arrangement particularly "deep, so far away from the fuze is selectable.
  • the firing channel in the initial state is not an empty cavity, but contains a pyrotechnic material.
  • Pyrotechnics material is after the ignition of the explosive device in a Residual material implemented.
  • the pyrotechnic material in particular allows the ignition to be transmitted from the igniter to the ignition point.
  • the sealing element is formed by at least a part of the residual material.
  • Sealing element in a compressed metal tube which is then combined with the residual material as a further sealing filling to achieve a particularly effective sealing of the ignition channel.
  • the residual material is slag.
  • Slag is particularly suitable for forming a corresponding sealing element.
  • the object of the invention is also achieved by a warhead according to
  • the warhead contains an ammunition module with an igniter and with an explosive device ignitable by the igniter.
  • the warhead also contains a seizure that at least partially surrounds the explosive device.
  • the active assignment can be accelerated by the converted explosive.
  • the ammunition module is an ammunition module according to the invention.
  • the detonator is especially a detonator.
  • the active assignment is a splitter assignment. So can be particularly effective warheads with splinter effect in
  • At least a part of the effective assignment is attached to the igniter facing side of the explosive device. Thanks to the invention, this active assignment is accelerated sufficiently to develop effect (in igniter direction). This is especially true - from the
  • a head-side effect in particular fragmentation effect
  • the object of the invention is also achieved by an ammunition according to claim 14.
  • the ammunition contains a warhead and an impact fuze.
  • the warhead is a warhead according to the invention.
  • the detonator of the warhead is the impact fuze.
  • the object of the invention is also achieved by an ammunition in the form of an air-burst ammunition (Air-Burst: air-blasting point), with a warhead, wherein the
  • Warhead is a warhead according to the invention.
  • an effect in the igniter direction is possible, an effect in other directions is conventionally feasible anyway.
  • the ammunition and at least a part of their embodiments and the respective advantages were already in the spirit of
  • the embodiments may also contain or correspond to parts or combinations of the above-mentioned embodiments and / or possibly also not previously mentioned
  • the invention is based on the recognition that it is frequently the case in practice that a head detonator is used in ammunition and none in the frontal direction
  • Detonation wave is spreading in the wrong direction.
  • the known ammunition DM121 completely dispensed front splitter.
  • the invention is based on the idea that the explosion swaths only after acceleration of
  • the detonation wave must propagate in the desired direction of action.
  • the invention is based on the idea of laying the ignition point sufficiently deep into the warhead.
  • the solution proposed is a self-sealing ignition channel.
  • the explosive or warhead is a channel at the end of the
  • Warhead (eg by an ignition transformer with the help of a flyer) is ignited. Due to the lining of the channel with a relatively soft metal (eg copper), the detonation wave in the explosive closes the channel, so that on the one hand no detonation can escape and on the other hand the detonation wave can act on all active surfaces (especially those in the direction of the detonator) , Thus, an effective effect in all directions is achieved in the desired case.
  • the ignition channel with (metal) lining is necessary, otherwise there will be premature emergence of swaths and thus a pressure drop.
  • the ignition principle does not necessarily require a hollow ignition channel, which must be overcome with a flyer. It is just as possible that this z. B. with a pyrotechnics o. ⁇ . Is filled
  • the invention is applicable to fragmentation grenades with "high-performance" splinters in the front area, eg a grenade against vehicles with splinters of one
  • Performance category the z. B. can completely combat the interior of a pick-up.
  • the invention is also applicable to air-burst grenades (in particular 40 mm air burst): A warhead having a spherical effective range is at a
  • Airborne grenade is highly desirable because it can effectively combat an area. It comes, in contrast to currently available ammunition, not to areas without performance. Compared to a warhead with
  • the pressure chamber is still intact thanks to the self-sealing channel.
  • the warhead still has to disassemble and the explosive energy can accelerate the splinters.
  • the idea of the invention is therefore to achieve a frontal effect in a 40 mm warhead, which is ignited via a head detonator, without using an SAD (ignition and protection device) outside the detonator, which is technically as well as technically feasible cost ,
  • the self-sealing ignition channel realizes an ignition point away from the warhead. Splinters can also be accelerated below the detonator.
  • the 40mm 360-degree battle tank can work with splinters in any direction, unlike previous warheads of these ammunition, which have to dispense with a performance in the direction of the igniter largely.
  • a design results for a (40 mm) grenade, which allows a spherical effect.
  • the detonator targets can be fought in the direction of flight with splinters.
  • the invention results in a 40 mm warhead, which should eliminate a weakness of the currently available splinter ammunition (HE and HE-PFF, High Energy Preformed Fragments). This is especially the lack of splintering effect in the front area, where the head igniter is mounted.
  • uniform envelopes can be used, which are also used in other 40 mm bullets.
  • the 360-degree splitter range offers two advantages for the tactical deployment scenarios: Splinters in the front area can be used in particular against light and non-armored vehicles to combat the occupants.
  • a typical scenario would be a pickup.
  • the current ammunition in this case would deflect all construction fragments from the target object.
  • Air Burst ammunition is a
  • the starting point of the invention is the realization that 40 mm grenades dispense with the fragmentation effect in the igniter direction and so not goals in all
  • the aim of the invention is therefore to design a 40 mm warhead, which has a 360-degree fragmentation effect, in particular a fragmentation effect in the weft direction, without changing the basic design.
  • the explosive swaths may leave the warhead only after the acceleration of the active occupation (usually splinters), otherwise there will be a loss of pressure and thus loss of power (in the energy transfer).
  • the detonation wave should spread in the desired direction.
  • the warhead in particular has a
  • Ignition transformer eg from HNS, Hexanitrostilben which is ignited by means of a flyer forming booster.
  • the ignition transformer ignites the main charge. Due to the detonation wave, the flight channel of the flyer becomes self-sealing
  • Ignition direction is lost and is available to accelerate the splitter. Splinters are accelerated in all directions away from the grenade.
  • the invention is particularly useful for a 40mm 360 degree fragmentation warhead for HE-PFF ammunition with impact fuze.
  • the splinters in the front area should fight the target on which they hit.
  • the invention may also be used for a 40 mm 360 degree fragmentation warhead for HE-PFF ammunition with air-burst ammunition.
  • the invention is based on the finding that currently dispense the 40 mm warhead on significant fragmentation effect in igniter direction.
  • the blasting point in an explosive device (in particular ignited by the detonator) "moved to the rear” or in the middle, in any case, he does not remain "front”.
  • the explosive is released by a pressure wave.
  • the pressure wave then spreads "forward".
  • an ignition mechanism results for Warhead effect in igniter direction.
  • the invention allows a firing mechanism, which makes it possible to generate a powerful effect in the direction of the detonator. This basically affects the effect of warheads and grenades.
  • the invention describes an ignition mechanism which makes it possible to achieve a uniform spherical effect.
  • the invention in particular, there is a 40 mm 360 degree fragmentation warhead.
  • the invention describes a 40 mm warhead, which has a powerful frontal effect and spherical effect despite the head detonator.
  • Figure 1 shows a detail of an ammunition with detonator in an initial state
  • FIG. 2 shows the ammunition from FIG. 1 in an explosive state
  • Figure 3 shows a section of an alternative ammunition / an alternative
  • Figure 1 shows a section or part of an ammunition 2, wherein the ammunition is a 40 mm fragmentation grenade.
  • the ammunition 2 contains a warhead 4.
  • Warhead 4 contains an ammunition module 6 with an igniter 8 and an explosive device 10 that can be ignited by the igniter.
  • the explosive device 10 is represented by hatching.
  • the warhead 4 also contains an active assignment 12, which surrounds the explosive device 10 and which can be accelerated by reacted explosive of the explosive device 10 or accelerated in the ignition.
  • the detonator 8 is a detonator since, with respect to an (in the case of use) flight direction 14 of the ammunition 2, it is located “in front" of the explosive device 10 or, in this sense, on the "head of the ammunition 2.
  • the active assignment 12 is a splitter assignment. a part 16 of the active assignment 12 is at the igniter. 8
  • the igniter 8 is arranged relative to the explosive device 10 so that it can ignite the explosive device at an ignition point 18 or ignites in the application.
  • the ignition point 18 is located at a location remote from the igniter 8 within an envelope 20 of the explosive device 10.
  • the envelope 20 is to
  • the envelope 20 envelops both the explosives of the
  • Explosive device 10 and introduced into the explosive or recess in the form of a firing channel 22.
  • the envelope has only concave and flat surface areas and in particular does not follow the firing channel, which leads "into the interior" of the explosive device 10.
  • the ignition channel 22 extends from the igniter 8 to the ignition point 18th
  • the ignition channel is lined by a body 26, here a shell in the form of a straight circular cylinder jacket, or surrounded to the explosive out or
  • the body is thereby in an initial form F.
  • the body 26 is a metal body, here made of copper.
  • FIG. 1 shows an initial state A of the ammunition 2 or of the ammunition module 6 or of the explosive device 10.
  • the detonator 8 is not activated or triggered.
  • the ammunition 2 has begun.
  • the firing channel 22 is open, i. a channel is released from the igniter 8 to the ignition point 18.
  • the ignition channel 22 is set up so that it seals itself from the open initial state A in an explosive state S itself.
  • the ignition channel 22 is in the initial state A is an unfilled cavity.
  • the igniter 8 is a flyer forming booster igniter and the firing channel 22 a flyer channel for this purpose.
  • an ignition transformer 28 is arranged (indicated by dashed lines). The ignition transformer 28 serves for the actual ignition of the explosive device 10 or its explosive. The flight path of the flyer is symbolized by an arrow.
  • FIG. 1 alternatively shows an ignition channel 22, which is not an empty cavity, but contains a pyrotechnic material 30 (dashed, hatched).
  • the pyrotechnic material 30 here serves to transmit the ignition information from the igniter 8 to the ignition point 18.
  • Figure 2 shows the ammunition 2 of Figure 1 in the blasting state S. The blasting state S is after ignition of the igniter 8.
  • the igniter 8 has already
  • Explosive explosive device 10 ignited at the ignition point 18.
  • the explosive 10 is in a conversion phase, i. at least part of the explosive has already been converted.
  • a non-illustrated shell of the ammunition 2 is possibly deformed, but not destroyed and keeps the reacted explosive still within the Wirkbelegung 12th
  • the ignition channel 22 (whose initial state A is indicated by dashed lines) at least partially closed by a sealing element 24, wherein the sealing element 24 is introduced by the at least partially reacted explosive of the explosive device 10 in the ignition channel 22.
  • the sealing element 24 is here formed by at least a part of the body 26, which is deformed in the blasting state S in a closure mold V.
  • the pyrotechnic material 30 is converted into a residual material 32 after ignition.
  • This residual material 32 additionally forms another sealing element 24 and is slag.
  • FIG 3 shows symbolically an alternative ammunition 2, here in the form of an air-burst ammunition, with an alternative warhead 4 with alternative ammunition module 6 in the initial state A.
  • the ignition point 18 approximately in the middle of the envelope 20 of the explosive device 10.
  • the detonator 8 is again a flyernduender
  • Booster detonator which cooperates with an ignition transformer 28.
  • the flight path of the flyer is again symbolized by an arrow.
  • the ignition point 18 is extended here and consists of the surrounding the ignition transformer or adjacent to this explosive.
  • the sealing element 24 is formed by a body 26, here a copper tube, the ignition channel 22 in its initial form F in the manner of a straight Circular cylinder jacket surrounds.
  • the body 26 is compressed to the sealing element 24 (shown in phantom).
  • Explosive device 10 i. E. on the igniter 8 facing side of the explosive device.

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Air Bags (AREA)
  • Aiming, Guidance, Guns With A Light Source, Armor, Camouflage, And Targets (AREA)

Abstract

Dans un module de munition (6), un point d'amorçage (18) d'un système d'explosif est disposé à l'intérieur d'une enveloppe (20) du système d'explosif (10) à distance de la fusée (8), un canal d'amorçage (22) s'étendant de la fusée (8) au point d'amorçage (18) dans un état de départ (A), ledit canal d'amorçage (22) étant configuré de manière à être ouvert dans un état de départ (A) et automatiquement scellé dans un état d'explosion (S) après un amorçage réussi. Une ogive (4) équipée de ce module de munition (6) comporte un générateur d'effet (12) entourant au moins partiellement le système d'explosif (10) et pouvant être accéléré par l'explosif ayant réagi. Dans une munition (2) équipée de cette ogive (4), la fusée se présente sous la forme d'une fusée percutante. Une munition (2) se présentant sous la forme d'une munition fusante renferme cette ogive (4).
EP17805106.6A 2016-12-16 2017-11-29 Module de munition, ogive et munition Active EP3555556B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL17805106T PL3555556T3 (pl) 2016-12-16 2017-11-29 Moduł amunicji, głowica bojowa i amunicja

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102016015042.4A DE102016015042B4 (de) 2016-12-16 2016-12-16 Munitionsmodul, Gefechtskopf und Munition
PCT/EP2017/001391 WO2018108308A1 (fr) 2016-12-16 2017-11-29 Module de munition, ogive et munition

Publications (2)

Publication Number Publication Date
EP3555556A1 true EP3555556A1 (fr) 2019-10-23
EP3555556B1 EP3555556B1 (fr) 2021-12-29

Family

ID=60484325

Family Applications (1)

Application Number Title Priority Date Filing Date
EP17805106.6A Active EP3555556B1 (fr) 2016-12-16 2017-11-29 Module de munition, ogive et munition

Country Status (7)

Country Link
US (1) US10845176B2 (fr)
EP (1) EP3555556B1 (fr)
DE (1) DE102016015042B4 (fr)
ES (1) ES2906354T3 (fr)
PL (1) PL3555556T3 (fr)
WO (1) WO2018108308A1 (fr)
ZA (1) ZA201903447B (fr)

Families Citing this family (2)

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Publication number Priority date Publication date Assignee Title
DE102020129200A1 (de) 2020-11-05 2022-05-05 Rheinmetall Waffe Munition Gmbh Pyrotechnischer Gegenstand
CN113800992B (zh) * 2021-10-27 2023-03-21 中北大学 一种低发火能量微型冲击片雷管

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RU2253832C2 (ru) 2003-07-14 2005-06-10 Государственное унитарное предприятие "Конструкторское бюро приборостроения" Патрон
DE202009015942U1 (de) * 2009-11-21 2010-02-25 TDW Gesellschaft für verteidigungstechnische Wirksysteme mbH Zündvorrichtung für die Sprengladung eines Penetrators
DE102012006429B4 (de) 2012-03-30 2013-11-07 Diehl Bgt Defence Gmbh & Co. Kg Vorrichtung zur Anzündung einer pyrotechnischen Wirkmasse
RU2520191C1 (ru) 2012-12-28 2014-06-20 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Московский государственный технический университет имени Н.Э. Баумана" (МГТУ им. Н.Э. Баумана) Легкий снаряд орудия ближнего действия (горного, пехотного)

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US20190316890A1 (en) 2019-10-17
DE102016015042A1 (de) 2018-06-21
ES2906354T3 (es) 2022-04-18
EP3555556B1 (fr) 2021-12-29
PL3555556T3 (pl) 2022-04-19
WO2018108308A1 (fr) 2018-06-21
DE102016015042B4 (de) 2018-08-23
US10845176B2 (en) 2020-11-24
ZA201903447B (en) 2020-02-26

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