EP0848228B1 - Projectile ballistique explosif sans fusée - Google Patents

Projectile ballistique explosif sans fusée Download PDF

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Publication number
EP0848228B1
EP0848228B1 EP97121301A EP97121301A EP0848228B1 EP 0848228 B1 EP0848228 B1 EP 0848228B1 EP 97121301 A EP97121301 A EP 97121301A EP 97121301 A EP97121301 A EP 97121301A EP 0848228 B1 EP0848228 B1 EP 0848228B1
Authority
EP
European Patent Office
Prior art keywords
explosive
charge
shell according
shell
bore
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
Application number
EP97121301A
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German (de)
English (en)
Other versions
EP0848228A2 (fr
EP0848228A3 (fr
Inventor
Manfred Dr. Schildknecht
Karl Rudolf
Hans Strauss
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 Stiftung and Co KG
Original Assignee
Diehl Stiftung 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
Application filed by Diehl Stiftung and Co KG filed Critical Diehl Stiftung and Co KG
Publication of EP0848228A2 publication Critical patent/EP0848228A2/fr
Publication of EP0848228A3 publication Critical patent/EP0848228A3/fr
Application granted granted Critical
Publication of EP0848228B1 publication Critical patent/EP0848228B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • 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
    • F42B12/201—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 target class
    • F42B12/204—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 target class for attacking structures, e.g. specific buildings or fortifications, ships or vehicles
    • 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
    • F42B12/208—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 a plurality of charges within a single high explosive warhead
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F42—AMMUNITION; BLASTING
    • F42C—AMMUNITION FUZES; ARMING OR SAFETY MEANS THEREFOR
    • F42C1/00—Impact fuzes, i.e. fuzes actuated only by ammunition impact
    • F42C1/10—Impact fuzes, i.e. fuzes actuated only by ammunition impact without firing-pin
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S102/00—Ammunition and explosives
    • Y10S102/702—Compression ignition

Definitions

  • the invention relates to detonating, ballistic explosive device according to the preamble of claim 1.
  • a self-igniting fire bullet is known from US-A 3,208,385.
  • On Penetration body with a through hole on the head side has a projectile side Fire charge and the breakthrough body another, a fire charge igniting upon impact.
  • the fire charge on the top is inside a storey hood arranged.
  • the projectile hood is in a projectile body side Side area supported by a ring, so that at one very flat surcharge, the fire-side fire charge is not ignited.
  • the document mentioned gives an impact-sensitive, structured secondary explosive charge is not apparent.
  • the invention has for its object to provide an explosive device without mechanical, electrical or electronic detonators with high fragmentation power too create.
  • the detonator should also be able to fire the projectile at thin targets detonate.
  • a main charge of explosives extends from the bottom of the Storey or from a tracer to the ogive area of the storey. This ensures that the entire or almost the entire floor body is splinter-effectively implemented in the detonation.
  • a sensitive to impact, the ignition-critical area is assigned to the storey goggle and is therefore outside of the projectile body.
  • the central, large-volume hole in the otherwise projectile body closed on the ogive side ensures ignition, starting from a structured secondary explosive for the main charge.
  • the bore diameter is selected so that the ignition of the main charge is guaranteed.
  • the structured secondary explosive has a large number of uniformly distributed, small cavities. This will make the secondary explosive more sensitive to shock elevated. The voids collapse on impact and cause high local pressure peaks that initiate the structured secondary explosive to lead.
  • the cavities are regularly shaped. They have the shape of a sphere, one Cylinder or an ellipsoid.
  • a penetration core on the ogive side increases the fragmentation effect of the projectile, especially in lightly armored vehicles or aircraft structures.
  • the implementation of the impact energy of the projectile on a target is carried out in all Angular ranges, both with direct service and with a very flat impact through the between the floor hood and the punch core ensures structured secondary explosives.
  • the punch core acts as an anvil for the deformed when it hits the hood Secondary explosive.
  • the anvil increases the ignition effect through reflection the shock waves generated in the explosive on impact.
  • the hood is attached to the punch core either in a simple manner through a threaded connection or a positive, detachable connection.
  • the projectile 1 provided with a propellant charge sleeve 2 consists of a projectile body 10 the circumferential a guide and sealing ring 12 and inside has a cavity 13 which extends from the bottom 15 to the area of Storey arch 14 extends.
  • the cavity 13 ends with a bore cone 16 on a punch core 18, which is integrally connected to the projectile body 10 is.
  • the punch body 18 is divided into two sections 20, 22.
  • a first section 20 on the projectile body side serves to fasten a thin-walled part
  • a second section 22 of the punch core 18 consists of a pin 30.
  • This pin 30 is predominantly conical with a cone angle 32 of 10 °.
  • the pin 30 forms a shoulder 34 in relation to the section 20.
  • the projectile hood 24 also has a cone angle 32 of 10 ° in the area 22 and therefore forms with the pin 30 an ignition-critical area 33 suitable for flat angles of incidence.
  • the pin 30 has an annular face 31 on the end face, which is rectangular to the main axis 3 of the floor 1.
  • a central bore 40 opens into this end face 31 as well as in the Bore cone 16.
  • the main charge designated as explosive charge 60 fills the Cavity 13 and the bore 40 up to the end face 31.
  • the cargo section, that extends over sections 20, 22 is called a transfer charge Designated 80.
  • the bore 40 has an end face formed by a radius 36 small inlet funnel 38 and a trumpet-shaped outlet Outlet funnel 70.
  • the outlet funnel 70 begins at about half the length of the penetration core 18 and is substantially larger than the inlet funnel 38.
  • the end face 31 is at a distance 23 from an end wall 48 of the hood 24
  • Both the cup-shaped cavity 26 formed thereby up to and including the Annulus 46 are with a commercially available, but structured secondary explosive 50 completed.
  • the secondary explosive 50 has a variety of Small cavities evenly distributed over the entire secondary explosive Spherical shape 75, see Fig. 3. Other shapes for the cavities come 4 also cylinder 76 or according to FIG. 5 ellipsoids 77 for use.
  • the mentioned forms 75-77 can also be mixed in the secondary explosive 50 his.
  • annular cross sections of the annular space 46 are so large that - starting from local ignition - the detonation of the structured explosive 50 is not stalled, but spreads on all sides.
  • a shoulder 54 for support in accordance with the radial thickness of a splinter casing 56 the same provided.
  • the splinter casing 56 consists of conventional, prefabricated splinters, such as cubes or the like.
  • the splinter casing 56 extends close to the region of the guide ring 12.
  • the explosive charge 60 fills the cavity 13 and is also due to the fragmentary charge 56 at.
  • the explosive charge 60 is opposite on the bottom side by a disk 62 made of foam supported a tracer 64.
  • the tracer 64 is in turn by a Perforated disk 66 fixed in the projectile body 10.
  • the projectile 1 When the projectile 1 hits a target not shown become the projectile hood 24 and thus the secondary explosive 50 in the front area corresponding to the distance 23 against the end face 31 of the punch core 18 compressed.
  • the cavities of the secondary explosive 50 collapse and cause high local pressure peaks, which initiate the entire secondary explosive 50 lead.
  • the detonation of the secondary explosive 50 blows up the Storey hood 24 and ignites the transfer charge 80 at the inlet funnel 38 and consequently the main charge 60.
  • the detonation of the explosive charge 60 causes the splintering of the projectile body 10 while accelerating the individual Splinter of the fragmentation charge 56 and the splintering dismantling of the projectile body 10.
  • the breakdown core 18 is separated in the with 19 designated cross section as a splitter with large mass.
  • the desired time-delayed ignition of the explosive charge 60 is due to the distances the shock waves in the charges 50, 80 guaranteed. With a side Target markup according to arrow 81 is also due to the redirection Inlet funnel 38 before a greater time delay than with a frontal impact at arrow 82.
  • the explosive charge 60 can thereby further increase the fragmentation power be increased so that the explosive charge 60 extends to the perforated disk 66, which would then be designed as a full disc.
  • the tracer 64 is omitted then.
  • the surface 94 acting as an anvil is enlarged compared to the embodiment according to FIG. 1.
  • This surface 94 extends over an impact area 95 of 55 ° between an angle of impact 96 of 10 ° and an angle of impact 97 of 25 °.
  • This large area 94 improves the ignition sensitivity of the secondary explosive 50th
  • the ignitability of the projectile 1 at flat angles of incidence can also can be further increased in that the conical pin 30, 90 a suitable Has surface structure on the circumference.
  • This surface structure can be ribbed, be napped or designed in any other suitable manner.
  • the transfer charges 80, 93 can be omitted in favor of free bores 40, 92 or by other suitable explosive charges or stratified charges be replaced.
  • the main charge 60 is a commercially available explosive.
  • the structured secondary explosive 50 fills the entire cavity 26 between the bottom 48 and the paragraph 34 of the Punch core 18 from. Between the transfer charge 78 in the bore 79 of the penetration core 18 and the structured secondary explosive 50 a metal plate 67 held in the punch core 18.
  • the punch core 18 is designed as a short, single-stage cylinder 17. Part of the main explosive charge 60 forms the transfer charge 78.
  • the structured secondary explosive 50 about the shape of a truncated cone 51.
  • the decisive factor for the projectiles 71, 72 according to FIGS. 6, 7 is that the target serves a sufficiently large shock wave over the projectile hood 24 in the structured Secondary explosive 50 is introduced. This causes the cavities to collapse in the structured secondary explosive 50 and cause high local pressure peaks, which lead to the detonation of the structured secondary explosive 50.
  • the metal plate 67, 69 is disassembled with subsequent initiation the main charge 60 via the transfer charge 78 in the bore 79 or after Fig. 7 directly.
  • Fig. 8 is a floor hood 84 by a, in a floor 83 Extended diameter sleeve 85 extended. Between the sleeve 85 and one Projectile body 86 is the threaded connection 37. In the sleeve 85 is a body 87 mounted on a threaded connection 104. The body 87 has a central one Bore 88 and radial channels 89. A common explosive 101 lies in channels 89.
  • the structured secondary explosive 50 lies between the projectile hood 84 and a cone 100 of the body 87.
  • Metal plates 102, 103 close the bore 88 on the end face.
  • the projectile hood 84 forms a pyrotechnic igniter 105 with the body 87.
  • This igniter 105 is designed as a closed, screw-in and thus universally usable structural unit. It can be exchanged for conventional detonators, such as mechanical, electrical or electronic detonators, provided an interface 107 is used for explosives. The same applies to an igniter 106 according to FIG. 9.
  • this has a pipe and down pipe protection 111 in the form of a ball lock 112 with valve seat 113 and front focus 114 of the ball lock 112 in a body 110.
  • a cavity between the projectile fuse 105, 106 and the skin layer 60 designated with 115.
  • a disk 116 can also be used be provided from a stable foam that can be dismantled on the explosive side.
  • the functions of the detonators 105, 106 correspond in principle to that of the projectile 1 described function.
  • the igniter 106 has a due to the Valve seat 113 forward ignition channels 89 improve pipe and down pipe safety on.
  • the main charge 60 therefore remains in the barrel and up to approx. 2.5 m secured the muzzle of the gun barrel.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Aiming, Guidance, Guns With A Light Source, Armor, Camouflage, And Targets (AREA)
  • Toys (AREA)
  • Polishing Bodies And Polishing Tools (AREA)
  • Carbon And Carbon Compounds (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)

Claims (20)

  1. Projectile explosif (1) balistique sans détonateur avec une masse (50) disposée à la pointe du projectile et détonant au moment de l'impact, une charge explosive (60) dans une cavité (13) du corps (10) du projectile et éventuellement une trace lumineuse (64), la masse (50) étant en liaison avec la charge explosive (60) par un perçage traversant (40) dans un corps de perforation, le projectile (1) présentant, à l'extérieur de son corps à effet d'éclats, comme masse d'allumage, une matière (50) sensible à la percussion, la charge en tant que charge principale (60) remplissant la plus grande partie de la cavité (13) du corps (10) du projectile, caractérisé en ce qu'une matière explosive secondaire (50) structurée se trouve entre une ogive (24) et le corps (10, 18) du projectile, en ce que le corps (10) du projectile présente côté ogive un noyau de perforation (18) du type doigt, en ce que le noyau de perforation (18) est divisé en deux tronçons (20, 22), et un tronçon (22) présente une cavité (46) de forme annulaire pour recevoir la matière explosive secondaire (50) structurée.
  2. Projectile explosif selon la revendication 1, caractérisé en ce que la matière explosive secondaire (50) structurée présente de petites cavités (75-77) de forme régulière, les cavités (75-77) sont de forme sphérique, cylindrique ou ellipsoïdale.
  3. Projectile explosif selon la revendication 2, caractérisé en ce que les cavités (75-77) présentent des dimensions de 0,3 à 1,5 mm.
  4. Projectile explosif selon la revendication 1, caractérisé en ce que le perçage (40) contient la matière explosive de la charge explosive principale (60) ou une autre charge appropriée, ou aucune charge (69, 93).
  5. Projectile explosif selon la revendication 1, caractérisé en ce qu'un premier tronçon (20) côté corps du projectile sert à la fixation d'une ogive de projectile et les sections transversales de la cavité (46) et du perçage traversant (40, 92, 85) garantissent l'allumage complet de la matière explosive secondaire (50) structurée et de la matière explosive de la charge explosive principale (60).
  6. Projectile explosif selon la revendication 5, caractérisé en ce que le noyau de perforation (18) est réalisé, en ce qui concerne son deuxième tronçon (22), principalement en tant que tenon conique (30) avec un angle de cône (32) de 7° à 13°, le tenon (30) formant un gradin (34) avec le premier tronçon (20).
  7. Projectile explosif selon la revendication 5, caractérisé en ce que l'ogive (24) du projectile s'applique contre un gradin (35) du corps (10) du projectile.
  8. Projectile explosif selon l'une des revendications précédentes, caractérisé en ce que le noyau de perforation (18), entouré par l'ogive (24) du projectile, est enveloppé en forme de godet par la matière explosive secondaire (50) structurée s'allumant au moment de l'impact.
  9. Projectile explosif selon la revendication 5, caractérisé en ce qu'entre le tenon conique (30) et la paroi frontale (48) de l'ogive (24) il existe un espace (23) qui est également rempli avec la matière explosive secondaire (50) structurée.
  10. Projectile explosif selon la revendication 6, caractérisé en ce que le tenon (30) présente frontalement une face frontale de forme annulaire qui est à angle droit par rapport à l'axe principal (3) du projectile (1).
  11. Projectile explosif selon l'une des revendications précédentes, caractérisé en ce que l'angle de cône (32) du tenon conique (30) correspond approximativement à la conicité de l'ogive (24) du projectile.
  12. Projectile explosif selon l'une des revendications précédentes, caractérisé en ce que le perçage traversant (40) traverse au centre aussi bien le tenon (30) que le noyau de perforation (18) et relie ainsi la cavité (26) pour la matière explosive secondaire (50) structurée, à la cavité (13) pour la charge explosive (60).
  13. Projectile explosif selon la revendication 1, caractérisé en ce que la cavité (13) du projectile (1) présente, à proximité du noyau de perforation (18), périphériquement, un gradin (54) contre lequel prend appui frontalement une enveloppe à éclats (56) recouvrant largement périphériquement la cavité (13).
  14. Projectile explosif selon la revendication 4, caractérisé en ce que le noyau de perforation (18) présente frontalement un tronçon sphérique (91) traversé par un perçage central (92).
  15. Projectile explosif selon la revendication 1, caractérisé en ce que le perçage central (40) comporte frontalement un cône d'entrée (38) et côté sortie un cône de sortie (78) sensiblement plus grand, ou le perçage (92) est réalisé cylindrique.
  16. Projectile explosif selon la revendication 1, caractérisé en ce que la matière explosive secondaire (50) structurée présente approximativement la forme d'un tronc de cône (51) et remplit totalement l'ogive (24) du projectile.
  17. Projectile explosif selon l'une des revendications précédentes, caractérisé en ce que le noyau de perforation (18) est réalisé en tant que cylindre (17) court à un étage avec un perçage (79) court, rempli avec la matière explosive de la charge principale (60), cette charge partielle étant une charge de transmission (78).
  18. Projectile explosif selon l'une des revendications précédentes, caractérisé en ce que le corps (10) du projectile comporte un épaulement (68) de forme tubulaire, pourvu de la liaison filetée (37) avec un grand diamètre intérieur (63).
  19. Projectile explosif selon la revendication 1, caractérisé en ce que l'ogive (84) du projectile est prolongée par un manchon (85) de diamètre étagé, entre le manchon (85) et le corps (86) du projectile se trouve la liaison filetée (37), dans le manchon (85), un corps (87, 110) est monté par des moyens de fixation (104) séparables, et le corps (87, 110) présente au moins un perçage (88) pour la transmission de l'allumage.
  20. Projectile explosif selon la revendication 19, caractérisé en ce qu'avec le corps (110) est disposée une sûreté de tube et d'avant-tube (111) sous la forme d'une sûreté sphérique (112).
EP97121301A 1996-12-10 1997-12-04 Projectile ballistique explosif sans fusée Expired - Lifetime EP0848228B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19651170 1996-12-10
DE19651170A DE19651170A1 (de) 1996-12-10 1996-12-10 Zünderloses, ballistisches Sprenggeschoß

Publications (3)

Publication Number Publication Date
EP0848228A2 EP0848228A2 (fr) 1998-06-17
EP0848228A3 EP0848228A3 (fr) 2000-04-26
EP0848228B1 true EP0848228B1 (fr) 2003-09-24

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Application Number Title Priority Date Filing Date
EP97121301A Expired - Lifetime EP0848228B1 (fr) 1996-12-10 1997-12-04 Projectile ballistique explosif sans fusée

Country Status (5)

Country Link
US (1) US5945629A (fr)
EP (1) EP0848228B1 (fr)
DE (2) DE19651170A1 (fr)
ES (1) ES2208808T3 (fr)
NO (1) NO316339B1 (fr)

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NO975553D0 (no) 1997-12-02
US5945629A (en) 1999-08-31
EP0848228A2 (fr) 1998-06-17
NO975553L (no) 1998-06-11
EP0848228A3 (fr) 2000-04-26
DE59710780D1 (de) 2003-10-30
ES2208808T3 (es) 2004-06-16
DE19651170A1 (de) 1998-06-18
NO316339B1 (no) 2004-01-12

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