CN104897012B - The powder charge of a kind of Qing Qi Shaped charge warhead - Google Patents
The powder charge of a kind of Qing Qi Shaped charge warhead Download PDFInfo
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- CN104897012B CN104897012B CN201510350566.1A CN201510350566A CN104897012B CN 104897012 B CN104897012 B CN 104897012B CN 201510350566 A CN201510350566 A CN 201510350566A CN 104897012 B CN104897012 B CN 104897012B
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Abstract
The invention discloses the powder charge of a kind of Shaped charge warhead, it is adaptable to anti-armoring warhead.This powder charge input is furnished with waveshape monitor, and outfan is furnished with the cavity liner that micro crystal material makes, and there is an air bag in the space of cavity liner inner chamber and shell case composition, inside fills light gas.The present invention, by waveshape monitor, crystallite cavity liner and the common effect of light air bag, the problem solving Shaped charge warhead's powder charge damage effects stability, has that penetration depth is big, compact conformation, reliable effect and a feature with low cost.
Description
Technical field
The invention belongs to ammunition technology field, relate generally to the powder charge of a kind of Shaped charge warhead, particularly relate to one
Light gas drag reduction increases steady Shaped charge warhead's powder charge.
Background technology
The most progressive homogeneous armor, composite armour and explosive reactive armor (ERA) guard technology, has promoted broken first to fight
The development of pan Charge.For Shaped charge warhead's powder charge, improve the way of armor destruction capability at present
Footpath is, on the one hand improves the energy level of explosive, and regulation charge constitution makes the direction of propagation of powder charge detonation more have
It is beneficial to crushing of cavity liner, improves explosive detonation energy and to energy of the impinging jet conversion ratio and develop new cavity liner
Material technology, on the other hand by improving explosive loading uniformity and shaped charge material concordance development precision dress
Medicine technology improves the flight stability of jet.
Generally, Shaped charge warhead's powder charge includes primary explosive column, auxiliary medicine post, dividing plate, main medicine column and Types of Medicine successively
Cover.Powder charge is detonated from the beginning of primary explosive column, and detonation wave is walked around dividing plate through auxiliary medicine post and entered main medicine column, main medicine column
Detonation crush cavity liner formed energy-gathering jetting, energy-gathering jetting flight stretching after penetration injure target.Such broken
First warhead charge causes following defect because completing effect in normal atmospheric environment: (1) is by air drag
Effect cavity liner collapse velocity is the highest；(2) the red-hot metal jet flown in atmosphere and oxidisability in air
Composition reaction causes metal jet to corrode；(3) the relatively strong disturbance between air and jet reduces high-speed jet
Flight stability, causes jet premature failure discrete, it is thus achieved that effective solid jet shorter.(4) by auxiliary medicine
Post and the waveform of baffle combination adjust pore structure volume relatively big, and waveform control accuracy is low；(5) coarse grains
Cavity liner crush formed energy-gathering jetting easy fracture under air agitation, cause armor destruction capability relatively low.
Summary of the invention
It is an object of the present invention to provide a kind of Shaped charge warhead's damage effects and stability problem of can solve the problem that
Shaped charge warhead's powder charge.
For reaching above-mentioned purpose, the present invention by the following technical solutions:
Before and after explosive assembly casing is connected by pipe spiral shell 8, two-piece housing 1,10 forms, rear piece housing 1 and pipe spiral shell 8 shape
The space become sequentially coaxially is connected primary explosive column 2, waveshape monitor 3, flame proof backing plate 4, main medicine column 5 and Types of Medicine
Cover 6.Described primary explosive column 2 is the cylindric rearmost end occuping warhead charge, radially by rear piece housing 1 afterbody
Cylindrical section constraint location, end in contact location before axial rearward end and fuse, front end connects with waveshape monitor 3 rear end face
Touch location, it is achieved detonated in the center of waveshape monitor by primary explosive column, complete the amplification transmission of detonation signal.
Described waveshape monitor 3 is bottle cap shape, and outside it, rear end face has the radial cutting in center, and cutting circumference is uniform,
Main medicine column 5 can be formed plan peripheral initiation, and intracavity is equipped with cylindric flame proof backing plate 4, flame proof backing plate 4 and waveform
Controller 3 front end face is contour coplanar.Described main medicine column 5 is press-fited molding by explosive, side be nose circle cylinder with
The combinatorial surface that rear end taper seat is constituted, conical surface point diameter is big, and rear end diameter is little.Main medicine column 5 front end has out
Mouth groove forward, groove shapes matches with cavity liner 6 outer surface, and there are a cylinder shape groove, front end in rear end
Groove, rearmost flute coaxially position with main medicine column.Described waveshape monitor 3 is positioned at flame proof backing plate 4 assembly
In rearmost flute, the face of cylinder, side of waveshape monitor 3 is bonding with the laminating of groove side, its front plan and back cavity
Bottom face laminating is bonding.The multiple spot circular array simultaneous initiation that main medicine column 5 is inputted by waveshape monitor 3, detonation
Ripple propagation extension in main medicine column 5, curvature is gradually reduced, and forming enveloping surface through certain distance is annular
Detonation wave realizes axial symmetry to cavity liner 6 and crushes.Described cavity liner 6 is less than the microcrystalline metal of 7 microns for grain size
The conical thin-wall workpiece that material makes, its male cone (strobilus masculinus) is bonding with the laminating of the conical socket surface of main medicine column front end.
The assembly that is made up of waveshape monitor, flame proof backing plate, main medicine column, cavity liner loads after warhead in piece housing,
Front end has pipe spiral shell to fasten positioning component with thread forms.Due to the waveshape monitor 3 accurate control to detonation wave profile
And the raising of the dynamic ductility of crystallite cavity liner, cavity liner 6 crush formed energy-gathering jetting tensile property obtain
Improve.Equipped with shape sealing ring 7 between pipe spiral shell 8 and charge assemblies.Described pipe spiral shell 8 is cylindric, outside circle
Cylinder is formed by three sections, and back segment and stage casing are screw thread, and leading portion is the face of cylinder that diameter is smaller, back segment screw thread with
Back segment housing forward end female thread connects, and mid-section threads is connected with leading portion housing rear end female thread.The leading portion face of cylinder
Bonding rubber pneumatic bag 11 is connect for tying up.Described cavity liner 6, shape sealing ring 7, pipe spiral shell 8 and air bag 11 and plug
Son 14 forms confined space, is wherein filled with the light gas 12 of 1.2～1.3 atmospheric pressure, hydrogen or helium etc..
Described front piece housing 10 is cylindric, and inner cylinder face rear end oral area has screw nipple spiral shell 8.Before front end and body
Cabin, portion section connects.Front piece housing 10 front end has shifting board 13 to isolate air bag and forebody assembly, plays air bag
Protective effect.Described shifting board 13 is the circular sheet of middle with hole, with the bonding connection in front piece housing 10 front end.
In cylinder after the inflation of described air bag 11, air-filled pore is positioned at shifting board 13 center hole, after pouring light gas 12
With stopper 14 adhering and sealing inflation inlet, prevent gas leakage.
The overall technology effect of the present invention is embodied in the following aspects.
(1) present invention is by being filled with the light gas that density is less in cavity liner inner chamber and front end shell, changes
Become cavity liner to crush state.During before not filling light gas, cavity liner crushes, male cone (strobilus masculinus) is impacted by detonation
Load effect, there is bigger air drag in inner conical surface.After inner chamber is filled with light gas, it impacts resistance
The anti-impact impedance much smaller than air, reduces cavity liner and crushes resistance, improve cavity liner and crush
Speed.
(2) present invention is filled with hydrogen or helium in cavity liner inner chamber and front end shell, has isolated air and Types of Medicine
Cover, the contact of energy-gathering jetting.There is violent high-speed deformation in cavity liner under Explosion Loading, greatly
The deformation energy of amount can cause cavity liner temperature drastically to raise in being changed into cavity liner, make cavity liner with
Oxidizing gas composition in air reacts, and causes erosion and the consumption of energy-gathering jetting.This
Contacting of energy-gathering jetting and air isolated by bright hydrogen or helium, it is therefore prevented that oxidizing gas is to poly-
The erosion of energy jet.
(3) present invention is filled with hydrogen or helium in front end shell.High speed energy-gathering jetting moves stretching in atmosphere,
Necessarily forming shock vibration in atmosphere, shock vibration reacts on energy-gathering jetting, affects jet
Stable pulling, causes the early fracture of jet.Compared with air, the impact impedance of light gas is less,
Shock vibration between energy-gathering jetting and light gas weakens, and jet drawing stability is improved, permissible
Obtain longer effective solid jet.
(4) present invention uses waveshape monitor to control detonation wave, with the waveform control group of auxiliary medicine post with dividing plate composition
Part is compared size of powder charge and is reduced, and improves the space availability ratio of powder charge.Obtain the most accurate waveform
Control effect.
(5) present invention uses micron grain shaped charge material, and its dynamic ductility is improved, and can effectively prolong
Long jet rupture time, it is thus achieved that the increase of the Jet Penetration degree of depth.
Accompanying drawing explanation
Fig. 1 is the structure composition schematic diagram of Qing Qi Shaped charge warhead of the present invention powder charge.
Fig. 2 is Qing Qi Shaped charge warhead of the present invention waveshape monitor assembling close-up schematic view.
Pipe screw connection structure enlarged diagram in the powder charge of Tu3Shi Qingqi Shaped charge warhead.
Fig. 4 is the looking up of waveshape monitor in the present invention, face, plan structure schematic diagram.
Tu5Shi Qingqi Shaped charge warhead powder charge Traditional-Chinese-medicine-type cover structure schematic diagram.
Tu6Shi Qingqi Shaped charge warhead powder charge Traditional-Chinese-medicine-type cover crushes light gas confined space schematic diagram.
Fig. 7 is the view that cavity liner of the present invention crushes in light compression ring border.
Fig. 8 is energy-gathering jetting state of flight signal in light compression ring border that Qing Qi Shaped charge warhead of the present invention produces
Figure.
In figure, 1 is rear piece housing；2 is primary explosive column；3 is waveshape monitor；4 is flame proof backing plate；5
For main medicine column；6 is cavity liner；7 is shape sealing ring；8 is pipe spiral shell；9 is band；10 is leading portion
Housing；11 is air bag；12 is light gas；13 is shifting board；14 stoppers.
Detailed description of the invention
As shown in Figure 1, Figure 2, Figure 3 shows, the preferred embodiment of Qing Qi Shaped charge warhead of the present invention powder charge includes back segment
Housing 1, primary explosive column 2, waveshape monitor 3, flame proof backing plate 4, main medicine column 5, cavity liner 6, shape seal
Circle 7, pipe spiral shell 8, band 9, front piece housing 10, air bag 11, light gas 12, shifting board 13 and stopper 14.
The completeest by the front piece housing 10 of machining molding, rear piece housing 1 and pipe spiral shell 11, shifting board
Become location, fasten and accommodate Qing Qi Shaped charge warhead charge assemblies and connect the function of fuse.General warhead
Bearing definition with distance nearer one section that strikes target as front end (head), a section farther out is rear end (tail
Portion).Rear piece housing 1 is positioned at the afterbody of Qing Qi Shaped charge warhead powder charge, the cylinder less by afterbody one end diameter
The cylindrical tube that pipe is bigger with point diameter is constituted, and centre exists plane and is connected with the transition of Conical Shells With, planar shaped
Become housing rear end axial locating surface.The cylindrical tube that tail diameter is less connects fuse and accommodates location primary explosive column
2, the leading inside oral area of rear piece housing 1 has screw thread to be connected with pipe spiral shell 8.Front piece housing 10, rear piece housing
1, pipe spiral shell 8 and shifting board 13 generally select density low-intensity to meet the material of structural requirement, the present embodiment
Aluminium alloy material.
Primary explosive column 2 is press-fited molding by detonating charge, selects JH-14 explosive in oblate column the present embodiment,
Meet initiation energy requirement the most cheap, it is easy to obtain.It completes the enlarging function of fuze action signal.
The input of detonation signal is fuse, and outfan is waveshape monitor 4.One end face of primary explosive column 2 with draw
The end contact of letter outfan, other end contacts with the input end face of waveshape monitor 4, and two parts are coaxial
Assembling (seeing Fig. 2).
According to Fig. 4, the body of waveshape monitor 3 is bowl cover shape and structure part, and its front end is with cylinder
The groove of shape, for locator receiver flame proof backing plate 4, side is the face of cylinder, back plan Shang You center radiation and
The cutting gone out is equipped with DNTF explosive, and cutting is circular array.Waveshape monitor 3 is by center primary explosive column 2 axle
The multiple spot uniform output of annular of planar radial synchronism output is converted to along cutting, it is achieved right to the detonation wave of input
The axial symmetry multiple spot peripheral initiation of main charge.There is minimum dimension and limit in explosive normal propagation detonation wave, works as dress
Medicine arises that unsteady detonation when being smaller in size than this limit, even puts out quick-fried, and detonation wave can not normal propagation
Situation, the most larger-size powder charge detonation shock effect is relatively strong, causes flame proof parts chi in detonation control
Very little increase, additionally it is also contemplated that the factors such as charge constitution intensity, safe clearance, and DNTF explosive cutting is transversal
Face area should meet 1.2 ± 0.2 square millimeters, and the present embodiment selects the square cutting of 1 square millimeter.Dress
The spread speed of detonation wave and degree of packing positive correlation in medicine, degree of packing increases, and explosion velocity increases.In order to protect
Property while card multiple spot output time break, needs the density contrast of controlled loading of explosive, and density contrast is the least, detonates same
Shi Xingyue is good, but it is the least to there is density contrast requirement, and the problem that processing cost is the highest, therefore for density contrast
Control should meet the required precision of synchronism, takes into account again the economy of processing and manufacturing, and degree of packing difference is little
In 2 ‰, the present embodiment selects degree of packing difference to be 2 ‰.Rear end face cutting, the face of cylinder, side and front end
Cylindrical groove is coaxial position relation.Waveshape monitor 3 realizes the input of detonation wave single point central and is converted into favourable
Detonation wave profile in the uniform Multiple-point simultaneous initiation of annular improving effluxvelocity and energy density exports to main medicine column
5。
The rear end cutting density of waveshape monitor 3 has with main medicine column 5 fire point beeline s away from cavity liner
Close, in order to ensure that the uniformly synchronization that cavity liner is crushed by the detonation wave that multipoint priming is formed is crushed, by controlling
Waveshape monitor outfan spacing h realizes crushing detonation wave the roundness control of cavity liner.Require h≤s/8,
The present embodiment takes h=4 millimeter, the wherein fire point beeline s=35.6 millimeter away from cavity liner.Waveform control
Equipped with flame proof backing plate 4 in the groove of device 3 front end processed, flame proof backing plate 4 is oblate cylindricality silicone rubber workpiece, its height
With waveshape monitor 3 nose circle cylindrical groove deep equality, side is affixed with the waveshape monitor groove face of cylinder
Close.Flame proof backing plate 4 is for intercepting by the detonation wave of primary explosive column 2 Propagation, it is to avoid detonation wave directly rises
Quick-fried main medicine column 5.Flame proof backing plate 4 is fitted bonding enter waveshape monitor 3 front end groove in, formed detonation wave
Shape controls assembly and realizes detonation wave profile conversion.
The round platform that main medicine column 5 is suppressed by explosive and the coalition of cylinder, the round platform section that tail diameter is less
Being in rear portion, cylindrical section is in front portion.In the present embodiment, main medicine column explosive selects energy high, has excellent moldability
JO-8 explosive.Back-end central at main medicine column 5 has a cylinder shape groove, and there is an opening front end to forward recess,
Former and later two grooves and main medicine column have coaxial position relation.Rearmost flute assembles flame proof backing plate 4 and waveform
Controller 3 completes bonding detonation wave controlling assembly, and ensures groove cylindrical side and waveshape monitor
The face of cylinder, outside coaxially position, the rear end face of waveshape monitor 3 and main medicine column 5 rear end face are coplanar the most fixed
Position assembling.Equipped with cavity liner 6 in the groove of front end.
Cavity liner 6 is cone or segment-shaped or tubaeform thin-wall metal part, can select red copper,
Rafifinal, pure iron, titanium alloy, Molybdenum metal materials industry, with the selection of material, cavity liner shape mainly considers that it is ruined
Hinder the matching of target, it is considered to economy.Such as hit Concrete Object, need to select fine aluminium or titanium alloy,
Cavity liner can select round table-like or hemispherical；Hit armored target and can select red copper, molybdenum or depleted uranium material,
Cavity liner can select tubaeform or truncated conical shape.High pay-off target can select molybdenum, tantalum or gold, low value
Target can select the materials such as pure iron, steel, aluminum.The present embodiment selects round table-like, pure copper material (seeing Fig. 5).
Cavity liner outer surface is bonding with the laminating of main medicine column front end groove inner surface, and cavity liner is selected round table-like, requires main
Powder column front end groove is round table-like, and size is agreed with.Test shows that the refinement of cavity liner crystal grain can improve and penetrates
The broken first stability of stream and armor destruction capability, therefore it is required that cavity liner to process through Grain Refinement, crystal grain
Being smaller in size than 7 microns, selecting crystallite dimension in the present embodiment is 7 microns.
Pipe spiral shell 8 (seeing partial enlarged view Fig. 3) is the circular tube shaped metal parts of machining molding, thereafter
End face has annular cutting, and cross section is rectangle, for positioning rubber shape sealing ring 7.External cylindrical surface 2/3
It is divided into screw thread, rear end part screw thread to be connected with rear piece housing 1 mouth thread, be used for fastening location back segment
Waveshape monitor 3, flame proof plate 4, main medicine column 5, cavity liner 6 and shape sealing ring 7 in housing 1, and
And ensure that cavity liner 6 forms confined space with pipe spiral shell 8 inner chamber.After the mid-section threads of pipe spiral shell 8 and front piece housing
Inside end, mouth thread is connected.Front end 1/3 part of pipe spiral shell external cylindrical surface is that diameter is more slightly smaller than flank
The face of cylinder, face of cylinder point diameter slightly larger formation boss.Pipe spiral shell 8 nose circle cylinder is used for being set with air bag 11
Rear aperture, by air bag 11 oral area suit with on the gluing face of cylinder of pipe spiral shell 8, it is firm to tie up with band 9
Sealing, lug bosses at end part replaces axial positioning action, in order to avoid causing slippage after airbag aeration.Band 9 be plastics or
Metal ribbon, shape such as shoestring, end has button to lock.
The axial symmetry bladder that air bag 11 is made for rubber, has two circular opens of size, big mouth to rear enclosure with
The front end of pipe spiral shell 8, and form confined space for gas storage with cavity liner 6, pipe spiral shell 8.Front end osculum is used for filling
Gas, has stopper 14 to seal after inflation.Stopper 14 shape matches with airbag aeration mouth, rubber.
Front piece housing 10 is cylindrical metal part, rear end inner cylinder face mouth thread and the stage casing spiral shell of pipe spiral shell 8
Stricture of vagina is connected, and front end connects forebody structure.Front end oral area inside thread connects shifting board 13, separation
Circular plate type part porose centered by plate 13, external cylindrical surface is flank, inside leading portion housing forward end oral area
Threaded location, is used for protecting air bag 11.
Being filled with the less non-oxidizing gas of density 12 in air bag 11 can be hydrogen or helium, and air pressure is in
Between 1.2～1.3 atmospheric pressure, slightly above atmospheric pressure keeps air bag 11 to be in state of normally heaving.This
Embodiment selects helium, and air pressure is 1.2 atmospheric pressure.In order to ensure that cavity liner crushes and Jet Formation
Light compression ring border is carried out, light compression ring border does not produce the additional disturbance caused by structure, it is desirable to light gas air bag
11 is axially symmetric structure, cavity liner 6 oral area air bag L/D 1, and L is balloon length, and D is cavity liner external diameter.
If limited by body structure space, outward, air bag 11 diameter can reduce cavity liner oral area 1D forward distance,
Minimum diameter d ＞ 20 millimeters, d are air bag diameter.
The present embodiment selects a diameter of 100 millimeters of air bag 11, and the cylinder of a length of 300 millimeters (sees figure
6)。
The mechanism of the present invention is, the detonation terminating to be inputted by fuse from afterwards when light gas warhead charge is believed
Number entering in primary explosive column 2, primary explosive column amplifies detonation signal the back-end central of the waveshape monitor 3 that detonates
Cutting powder charge, detonation wave is distributed to each outfan of circumference uniform distribution by rear end cutting powder charge along radial cutting,
Each outfan simultaneous initiation main medicine column 5, detonation wave is propagated interference in main medicine column, is progressively reduced each point and detonate folded
Add curvature, increase the circularity of overall detonation wave, it is achieved the high accuracy axial symmetry of cavity liner 6 is crushed.Detonation
Light gas 12 environment inside the cavity liner 6 crushed is compared with air, and impedance is relatively low, and cavity liner 6 can obtain
Of a relatively high collapse velocity (seeing Fig. 7).So that the speed of formation energy-gathering jetting and energy density are relatively
High.Energy-gathering jetting is constituted at cavity liner 6, shape sealing ring 7, pipe spiral shell 8 and air bag 11, stopper 14
Confined space in flight stretching (seeing Fig. 8) in the light gas 12 that pours.Owing to cavity liner is high at high strain-rate
During strain is crushed, produce substantial amounts of deformation energy, make cavity liner temperature raise and reach to aoxidize with air
The condition of reaction, causes the oxidative attack of jet, and in non-oxidizable light gas isolated environment the high speed of flight
The oxidative attack that high temperature energy-gathering jetting avoids.It addition, compared with the air that impact impedance is higher, cumulative is penetrated
Shock vibration between stream and light gas is less, and jet obtains the stretching of longer steady and continuous, is derived from penetration prestige
Power improves.
Claims (4)
1. Zhong Qingqi Shaped charge warhead powder charge, is made up of rear piece housing (1), primary explosive column (2), waveshape monitor (3), flame proof backing plate (4), main medicine column (5), cavity liner (6), shape sealing ring (7), pipe spiral shell (8), band (9), front piece housing (10), air bag (11), light gas (12), shifting board (13) and stopper (14)；It is characterized in that: cavity liner (6) inner chamber is by shape sealing ring (7), pipe spiral shell (8) and is in cavity liner (6) front bladders (11) and stopper (14) formation confined space, wherein it is filled with low-density, non-oxidizing gas, hydrogen or helium, air pressure is 1.2～1.3 atmospheric pressure；The side of described rear piece housing (1) is that cylinder is combined housing with truncated cone-shaped, the round platform that the front end cylinder partial shell being relatively large in diameter is reduced by diameter is transitioned into back plan backward, the cylindrical shell that the two ends that back plan center back connection diameter is less are opened, accommodating location primary explosive column (2), waveshape monitor (3), flame proof backing plate (4), main medicine column (5) and cavity liner (6) successively before backward in rear piece housing (1), front end is connected location by pipe spiral shell (8) tailing screw flight；Described primary explosive column (2) is round pie explosive, the small diameter cylinders shell inner surface of its face of cylinder, side and rear piece housing (1) afterbody is coaxially fitted, outfan laminating, front end face bonding laminating coaxial with the rear end face of waveshape monitor (3) before rear end face and fuse；Described waveshape monitor (3) is bottle lid-like, back plan is carved with by center to extraradial powder charge cutting, cutting cross section is trapezoidal or semicircle or rectangle, casting dress booster explosive in it, the face of cylinder, outside is bonding with the laminating of the cylinder shape groove of main medicine column (5) rear end, and the cutting end face of waveshape monitor (3) is coplanar with main medicine column (5) rear end face；Described flame proof backing plate (4) is round pie part, and flame proof backing plate (4) loads the round pie groove of waveshape monitor front end, and both form axial contact and install location；Described main medicine column (5) side is the coalition of cylinder and round platform, tail diameter is little, front end is groove surface, slot opening is forward, shape matches with the outer surface of cavity liner (6), groove outside diameter is close to the external diameter of main medicine column (5), and there is a cylinder shape groove coaxial with main medicine column (5) at back plan center；Described cavity liner (6) is cone or segment-shaped or tubaeform thin-wall case, there is not hole in surface and top, outer surface and main medicine column (5) front end groove are coaxially fitted adhesive asserably, equipped with shape sealing ring (7) between cavity liner (6) oral area and pipe spiral shell (8) end face, it is ensured that the air-tightness between cavity liner (6) and pipe spiral shell (8)；Described pipe spiral shell (8) is circular tube shaped, rear end face has an annular cutting coaxial with pipe spiral shell (8) inside and outside circle cylinder, for positioning shape sealing ring (7), size is matched, inner surface is the face of cylinder, outer surface is made up of the face of cylinder accounting for the flank being always about 2/3 smaller with diameter, has a boss in the end on the face of cylinder；Air bag (11) in axially symmetric shape after inflation is made by having elastic and bubble-tight rubber, it has small one and large one coaxial two circular opens, great Kou is connected with pipe spiral shell (8), on suit and the face of cylinder, pipe spiral shell (8) outside, and tie up formation radially fastening location with band (9), the boss of pipe spiral shell (8) end forms axially location to air bag (11), ensure to reliably seal with fluid sealant, the osculum of air bag (11) is inflation inlet, seals with stopper (14) blend compounds beyond the Great Wall after completing inflation；Described stopper (14) is truncated cone-shaped part；The female thread of pipe spiral shell (8) tailing screw flight and rear piece housing (1) oral area screws to be tightened, realize the axial location of charge assemblies in rear piece housing, pipe spiral shell (8) middle part screw thread screws fastening with front piece housing (10) rear end female thread, it is achieved the connection location of piece housing front and back；Described front piece housing (10) is the cylindrical shell that two ends are opened, and after inner surface, oral area has screw thread, and described light gas (12) is low-density light gas；The front oral area of front piece housing (10) and shifting board (13) cemented in place, accommodate protection and be full of the air bag (11) of light gas (12).
Qing Qi Shaped charge warhead the most according to claim 1 powder charge, it is characterized in that: in described waveshape monitor (3), in described radial groove, institute's blasting charge is DNTF base explosive, degree of packing difference is not more than 2 ‰, powder charge cross-sectional area 1.2 ± 0.2 square millimeters, radiation groove outfan spacing h≤s/8, wherein h be radial groove outer rim outlet chamber away from, s is the main charge fire point beeline to cavity liner.
Qing Qi Shaped charge warhead the most according to claim 1 powder charge, it is characterised in that: described cavity liner (6) crystallite dimension is less than 7 microns.
Qing Qi Shaped charge warhead the most according to claim 1 powder charge, it is characterized in that: described light gas air bag (11) is axially symmetric structure, cavity liner oral area air bag draw ratio L/D 1, L is balloon length, D is cavity liner external diameter, outward, minimum diameter d ＞ 20 millimeters, d are air bag diameter to cavity liner oral area 1D forward distance.
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| CN201510350566.1A CN104897012B (en) | 2015-06-23 | 2015-06-23 | The powder charge of a kind of Qing Qi Shaped charge warhead |
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| CN201510350566.1A CN104897012B (en) | 2015-06-23 | 2015-06-23 | The powder charge of a kind of Qing Qi Shaped charge warhead |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN87207616U (en) * | 1987-04-29 | 1988-04-06 | 李俊良 | Multi-level energy accumulating charge |
| FR2671618B1 (en) * | 1988-11-15 | 1994-03-04 | Thomson Brandt Armements | HOLLOW-CHARGED EXPLOSIVE DEVICE FOR PERFORATING AN ARMOR PROTECTED BY AN ACTIVE PRE-ARMOR. |
| DE3942841A1 (en) * | 1989-12-23 | 1991-06-27 | Dynamit Nobel Ag | ADJUSTABLE SPACER ON A HIGH CHARGE HEAD, SWITCHABLE FOR DEPTH OR SIDE EFFECT |
| CN2236640Y (en) * | 1995-08-09 | 1996-10-02 | 杨学政 | Pellet for shooting through |
| CN2310306Y (en) * | 1997-07-30 | 1999-03-10 | 薛小民 | Hollow explosive-filling armour-piercing part |
| DE19758457B3 (en) * | 1997-09-24 | 2015-03-26 | Nexter Munitions | warhead |
| CN201037754Y (en) * | 2006-12-14 | 2008-03-19 | 中国北方工业公司 | Armor breaking bullet fighting part for shrapnel |
| JP5294717B2 (en) * | 2007-07-05 | 2013-09-18 | 日本工機株式会社 | Unleaded bullet |
| US8607708B1 (en) * | 2011-05-31 | 2013-12-17 | The United States Of America As Represented By The Secretary Of The Air Force | Impact igniting incendiary device for projectiles |
| US8950333B2 (en) * | 2011-07-26 | 2015-02-10 | Ra Brands, L.L.C. | Multi-component bullet with core retention feature and method of manufacturing the bullet |
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| CN104897012A (en) | 2015-09-09 |
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