CN109154485A - Acoustical attenuation device for projectile weapon - Google Patents
Acoustical attenuation device for projectile weapon Download PDFInfo
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- CN109154485A CN109154485A CN201680083727.8A CN201680083727A CN109154485A CN 109154485 A CN109154485 A CN 109154485A CN 201680083727 A CN201680083727 A CN 201680083727A CN 109154485 A CN109154485 A CN 109154485A
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- China
- Prior art keywords
- projectile
- attenuation device
- inner tube
- opening
- annular space
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F41—WEAPONS
- F41A—FUNCTIONAL FEATURES OR DETAILS COMMON TO BOTH SMALLARMS AND ORDNANCE, e.g. CANNONS; MOUNTINGS FOR SMALLARMS OR ORDNANCE
- F41A21/00—Barrels; Gun tubes; Muzzle attachments; Barrel mounting means
- F41A21/30—Silencers
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Exhaust Silencers (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
Abstract
Acoustical attenuation device, for projectile weapon, especially repeating firearms, automatic or automanual projectile weapon, single-shot or running fire filler, or the like, the acoustical attenuation device has: outer tube (3), and the outer tube limits the hollow body of the acoustical attenuation device (1)；The inner tube (5) arranged in the hollow body, said inner tube is in interior lateral edge radial direction limitation projectile channel (21) and carries at least one sound reflection and/or absorber element, such as with the acoustic shock wall of projectile pass through openings (41), wherein, the outer tube (3) and said inner tube (5) limitation annular space (23) are disposed with the packing material for absorbing sound and/or the lining for absorbing sound when necessary in the annular space；Enter the end wall (13) towards the projectile weapon of opening (15) with projectile；With the end wall (7) deviated from the projectile weapon for leaving opening (11) with projectile, wherein, at least one exchange opening (43 is configured in said inner tube (5), 67) for the gas exchanges between the projectile channel (21) and the annular space (23) and in the gas connection for being especially additionally configured at least one vent openings (25) in the radial height of the annular space in the end wall (7) and the annular space (23) offer is open between at least one described vent openings (25) at least one described exchange.
Description
Technical field
The present invention relates to for projectile weapon, especially automatic or automanual projectile weapon, repeating firearms, single-shot or company
The acoustical attenuation device of filler is sent out, the acoustical attenuation device has outer tube, and the outer tube limits the hollow of the acoustical attenuation device
Body.Be disposed in the hollow body of the acoustical attenuation device whole acoustical attenuation device elements, such as abatement and/or reflecting element and
Audio direction element.
Background technique
A kind of acoustical attenuation device is as known to DE1553874Al.The acoustical attenuation device setting is for hand firearm and wraps
It outer tube is included, is mounted with a large amount of funnel shaped wall insertion piece at the outer tube, the wall insertion piece has and is in alignment with each other
Projectile pass through openings.Inner tube, said inner tube tool are disposed in the input area of the projectile weapon in the hollow body
Have with the substantial radial of the long hole shape of straight line through opening, it is described to allow radially to arrive in the outer of said inner tube by being open
At side arrange annular space compartment in muzzle gas shift (M ü ndungsgastransfer), the annular space every
Between in be disposed with absorb sound packing material, such as with hole (Poren) material or fine wire rod textile fabric, to improve
State the sound absorption efficiency of acoustical attenuation device.Gas and pressure wave pass through the annular compartment compartment by outside opening arrival
In, the annular compartment compartment of the outside itself is closed to air seal other than exchange opening, with by reflection and
Absorb the sound waves at least partly eliminating (auszul schen) and the elimination quick-fried sound of muzzle.Especially with multiple short time according to
There are the special problems of the extraction of muzzle gas when the quick shooting running fire of the bullet of secondary sending, and the muzzle gas is in institute
It states and is extended at the muzzle of weapon pipe.There, the gunpowder residue not burnt out also suddenly is burnt out, and this effect is known as
Muzzle flash or fireball at the muzzle.The acoustical attenuation device should control the expansion of the gas and cooling and avoid
Unexpected detonation.Especially in the case where ultrasonic projectile (ü berschallgeschossen), once the bullet accelerated with ultrasound
It is hit at the weapon tube end with atmospheric pressure, then the quick-fried sound of the muzzle is huge.The acoustical attenuation device shall be appropriate for
Heat of detonation is efficiently sent out at ambient enviroment, to avoid the heat overload of the acoustical attenuation device element.
Show, in the case where high firing rate, it is known that acoustical attenuation device by strong heat load and gas
Pressure load is conducive to preferable acoustic absorption and rises.(high firing rate in the case where the high firing rate
Still it is enhanced in modern automatic or automanual projectile weapon), the quick-fried loud gas pressure of muzzle accumulates and makes heat
Load increases, to can be damaged the packing material or sound reflection or sound absorbing device protected by said inner tube
It is bad.
Summary of the invention
The task of the present invention is, the shortcomings that overcoming the prior art, especially provide for projectile weapon, especially repeating firearms,
The acoustical attenuation device of automatic or automanual projectile weapon, single-shot or running fire filler, wherein especially above mentioned known
Acoustical attenuation device be suitable for improving and/or even if in the case where high firing rate and obtaining with repacking as few as possible
Enough acoustic absorptions and spark also improve hot and machinery resistance in the case where colliding elimination (Funkenschlagl schung)
Long property.
The task is solved by the feature of claim 1.In this regard, being provided with military for projectile weapon, especially running fire
The acoustical attenuation device of device, projectile weapon automatically or semi-automatically, single-shot or running fire filler or the like.The acoustical attenuation device
With outer tube, the outer tube usually pass through columnar metal tubular at, the metal tube at the periphery circumferential surface of its closure not
With opening.The outer tube can construct to multi-piece type, and be turned with simplifying sound reflection and/or absorber element and/or muzzle gas
Draw element to the assembly in the inside of the acoustical attenuation device.The outer tube defines the hollow of the acoustical attenuation device in inside
Body, is disposed with inner tube in the hollow body, and said inner tube limits the projectile of the acoustical attenuation device in interior lateral edge radial direction
Channel.Said inner tube is designed to fixedly carry at least one sound reflection and/or absorber element, such as has projectile pass through openings
Acoustic shock wall, the impact plate for example with the projectile pass through openings.According to the present invention, the acoustical attenuation device has
Annular space, the annular space radially by inner tube and are radially limited by outer tube in inside on the outside.Preferably,
The annular space extends via the entire axial length of the acoustical attenuation device.It is arranged when necessary in the annular space
There is the packing material for absorbing sound and/or absorbs the lining of sound.Preferably, the packing material is porose material, such as gold
Belong to foam or braided fabric, textile fabric, knotwork or pile fabric (Flie), especially by metal (wire rod) or other heat-resisting
Material is constituted.Said inner tube protects the packing material and/or the lining not by the direct heat by the muzzle gas
With mechanical load peak.The end towards the weapon that there is the acoustical attenuation device projectile with center to enter opening
Wall enters opening so that the projectile projected from the projectile weapon is able to enter to the sound by the projectile in the center
In damper, wherein follow the projectile before and after muzzle gas.In addition, acoustical attenuation device according to the present invention is in having
The projectile of centre leaves the end wall (Stirnendwand) of opening deviated from the weapon, and the projectile leaves from the projectile
The acoustical attenuation device is left in opening.In order to guarantee the cooling between the projectile channel and the annular space especially
The muzzle gas exchanges of circulation flow, and introducing in said inner tube has at least one exchange opening, preferably a large amount of exchange opening.
In addition, especially additionally introducing in the radial height of the annular space in the end wall has at least one ventilation to open
Mouthful, preferably two, three, more than three, four and five, be preferably less than ten vent openings, by the gas to outgoing
Atmospheric air is arrived out.In addition, the annular space is provided only along the annular space at least one described exchange opening
(by least one described exchange opening so that the muzzle gas reaches in the annular space) and it is described at least one lead to
Direct, continual gas connection between gas opening, wherein it is clear that being opened by least one described exchange
Mouth reaches whole muzzle gases in the annular space and necessarily leaves from least one described vent openings.Determining
It is that in the case where the bullet largely issued, the gas pressure within the projectile channel is significantly greater tnan in the annular
Gas pressure in space, to be flowed in the annular space due to the direct gas connection with the vent openings
The major part of muzzle gas can also be issued to the outside of the acoustical attenuation device by least one described vent openings.
Especially when entire annular space via its it is entire it is longitudinal extend comprising absorbing the material of sound, such as described having
When the material in hole, the spark collision from the vent openings is avoided by.However also show have according to the several of bore
In the case where the annular space of the slit-shaped of a millimeter or several centimetres of radial spacing, spark continues
(Funkenfortsetzung) it can be arranged in the case where the annular space not occupied by the packing material
It removes.
In a preferred embodiment of the present invention, the annular space designs as follows, so that in the annular space
Within can be left at least one described vent openings by muzzle gas that at least one described exchange opening flows into, and
The annular space need not be left thus.This realizes due to disposing additional vent openings at the end wall, with
Especially each exchange opening in said inner tube is in connection or connection.It is this at least one described exchange opening and described
Direct gas connection between at least one vent openings provides the ventilation outstanding of the acoustical attenuation device and thus mentions
For cooling and discharge degree mechanism (mechanismus), thus even if in the case where high-frequency shooting running fire, in the sound
Keep not damaged function element (even if when the function element is implemented in a conventional manner) within sound damper.
In improvement project of the invention, said inner tube limits the annular space as follows, flows into the sky
Gas in heart body reaches in the annular space only by the projectile channel and at least one described exchange opening.With by
The introducing of control ensure that said inner tube is very little corresponding to wanting expected load to carry out scale.Herein, it is noted that described at least one
The size of a exchange opening does not especially cause the too strong of said inner tube to be cut in the case where the multiple arrangement of exchange opening
It is weak.
In a preferred embodiment of the present invention, the annular space is substantially via its whole length in the end wall
Between substantially gas can extend thoroughly and/or without barrier.Preferably, it is not provided with radially outstanding or described outer
Annular space contraction flow region arrange at the inside of pipe or in the outside of said inner tube, radial, therefore ensures that the muzzle
Gas along the annular space without hindrance percolation.
Radial wall that one or more gases can be saturating can be alternatively disposed in the annular space for will be described
Annular space is divided into multiple annular space compartments, so that for example different packing materials and/or lining can be arranged to phase
In the different annular space compartments answered.It can be realized the absorption of the acoustical attenuation device and the position of reflecting properties in this way
Set individual coordination.The gas can be saturating radial wall can perforate or between adjacent annular space compartment have at least one
A access, so as between exchange opening and the vent openings along with it is direct to provide in the annular space
Gas connection.
In a preferred embodiment of the present invention, the annular space especially equably concentrically completely surrounds described
Inner tube.Radial spacing between the outer tube and said inner tube can be preferably less than the radius, outstanding of the columnar inner tube
The half, one third or a quarter of its radius for being less than the columnar inner tube, especially to form above mentioned inside
Spatial gaps.Preferably, the axial spacing between the inside of the outer tube and the outside of said inner tube is less than the sound and disappears
Subtract the 30% of the overall diameter of the outer tube of device, it is preferable that the axial spacing is less than 25% or 20%.In preferred embodiments, institute
Radial spacing is stated to be between 5% and 30%, between especially 5% and 15%.Preferably, the axial spacing is not less than about described outer
The 5% of the overall diameter of pipe.
Preferably, the radial spacing between the outer tube and said inner tube is along the projectile flight direction of the annular space
And/or peripherally direction is consistently same big.Alternatively and additionally, the outer tube and said inner tube can be had at least
The columnar metal tube of the wall thickness of 0.5mm and highest 10mm.Preferably, wall thickness can be selected from 1mm to 3mm.
In a preferred embodiment of the present invention, the projectile channel is divided into multiple channel compartments.In addition, described
Inner tube can be constructed especially in terms of the extension for the channel expansion chamber being connected at the projectile entrance opening at least portion
Divide at least one exchange opening of the open edge of ground straight line.In particular, at least one described exchange opening is preferably described logical
(especially hexagonal) is preferably designed to honeycomb polygonally in the region of road expansion chamber.It can be in said inner tube described
Multiple exchange in a row openings being staggered along axial projectile flight direction are configured in the region of channel expansion chamber.Preferably,
Every row includes exchange opening that multiple peripherally directions are staggered, especially arranging in identical axial height, wherein especially
Axially the axially adjacent exchange opening of adjacent row is peripherally staggered in direction relative to each other.Preferably, all in institute
State the region for exchanging the channel intermediate cavity that is in the channel expansion chamber and/or also illustrating later that is open constructed in inner tube
In carry out scale cun and design in the same manner.
Preferably, the channel expansion chamber passes through especially the first sound reflection element quilt along axial projectile flight direction
Limitation, the first sound reflection element can be designed as having the acoustic shock plate of projectile pass through openings, especially impact plate.
In addition, the especially first sound reflection element can have to form the middle section of the projectile pass through openings, the center
Constructed with being tapered to the projectile pass through openings to regional funnels shape, wherein especially it is described be tapered direction with it is described
Projectile flight is contrary.Alternatively and additionally with this, channel intermediate cavity can be connected in it is with projectile pass through openings,
Especially first, it is limited at the sound reflection element of the channel expansion chamber along axial projectile flight direction, in the channel
Preferably at least one second in intermediate cavity, at least one described first exchange opening ground is especially identical to equally described logical
The exchange opening shaped in road expansion chamber is introduced in said inner tube.Preferably, the channel intermediate cavity is penetrated by having
The second sound reflecting element for playing pass through openings is limited along axial projectile direction, wherein the especially described second sound reflection
Element is designed as acoustic shock plate, especially impacts plate.Preferably, the second sound reflecting element, which has, forms the projectile
The middle section of pass through openings is especially constructed to the projectile pass through openings to the middle section infundibulate with being tapered,
Wherein, the especially described direction second sound reflecting element contrary and/or described with the projectile flight that is tapered is basic
On be identical to the first sound reflection element to design.
In improvement project of the invention, at least one is especially fixedly carried at said inner tube and is prolonged radially inward
Sound reflection element, such as acoustic shock plate, especially the impact plate stretched.At least one described sound reflection element is passed through equipped with projectile
Open up mouth and/or be disposed in said inner tube at the axial position of the sound reflection element other exchange opening,
Especially third exchange opening.The other exchange opening about the sound reflection element axial position axially against
Side extends past upwards and along flight down from the sound reflection element for flight.Here, the sound reflection member
Part can be fixed at said inner tube, especially preferably by transition and extrusion fit.The sound reflection element being capable of diameter
It is open as follows to the other exchange radially, so that by the sound to ground beyond the projectile flight axis
The muzzle gas of reflecting element is redirect to radially outward in the annular compartment, and the muzzle gas is especially introduced to institute
State other or third exchange opening, described other or third exchange opening be greater than at least one described first exchange opening,
It is preferably twice as big.
In a preferred embodiment of the present invention, the acoustic absorption and/or reflecting element are preferably by means of cooperation
Or it squeezes pin and is releasably fixed at said inner tube.Here, the cooperation or extruding pin are inserted into correspondingly existing
In said inner tube and sticking in the bearing base at said inner tube in the sound reflection and/or absorber element when necessary
Aperture in.The sound reflection and/or absorber element itself can also be fixedly inserted into institute according to transition or extrusion fit
It states in the sealing recess constructed in inner tube.
In improvement project of the invention, limited by the end chambers that the end wall limits radially through said inner tube,
Be provided in said inner tube with projectile pass through openings at least one is other, especially third sound reflection element, such as sound
Sound shock plate preferably impacts plate.Preferably, three, four, five or more of especially identical structure type
Element is fixed in the channel end chamber at said inner tube.The sound reflection element is especially with phase relative to each other
Same axial spacing arrangement, wherein the especially described sound reflection element also has basic other than the projectile pass through openings
On bypass opening in the radial height of said inner tube, especially with the group as follows of the second outlet opening in said inner tube
Close so that muzzle gas at least partly at the sound reflection element radially outward to the bypass opening turn to and
At least partly it is directed in the annular space into second outlet opening.
In a preferred embodiment of the present invention, more than two or three aeration vents, preferably four or more are logical
Gas outlet is added at the end wall, and the aeration vent preferably has the long hole shape of especially arc.Additionally, institute
The vent openings for stating at least one long hole shape can be at it by opening there is continuous long hole to extend, wherein preferably, institute
The common camber line for stating vent openings is on the circuit orbit for the central axes for being concentric with the acoustical attenuation device.The circular rail
The radius in road is less than the radius of the outer peripheral edge of the outer tube and is greater than the radius that the projectile leaves opening.The long hole shape
The constant hole width of vent openings is preferably less than the cross-sectional dimension that the projectile leaves opening.Preferably, described
The hole width of the vent openings of long hole shape is less than 1/5th, 1/6th or 1/7th of the overall diameter of the outer tube.It is excellent
Selection of land, the long hole vent openings of the especially arc formed entire end wall surface more than 10%, 20% or 30%.It is alternatively or attached
Add ground, material, such as metal for being less than 90% or 80%, preferably capable of passing through rigidity between 40% and 80% at the end wall
To realize.
In a preferred embodiment of the present invention, said inner tube is directly connected in the encirclement projectile and leaves opening
At the inside of the end wall, so that whole muzzle gas entered in the hollow body of the acoustical attenuation device is described in
Projectile enters opening and reaches in the projectile channel.Preferably, said inner tube is fixed on the end wall with being pneumatically sealed
At inside, so that muzzle gas can reach in the annular space only by least one described exchange opening.Preferably,
Said inner tube leaves opening extension along the entire projectile that extends longitudinally to of the hollow body.Said inner tube can be by gas
Body is sealingly fixed at the inside of the end wall, thus the rifle especially between the annular space and the projectile channel
Gas can flowing with especially cooling recycles back and forth only by least one described exchange opening.Preferably, described
The entire periphery area of inner tube exchanges the ratio between the perforation cross-sectional area of opening at least one of described end wall
Greater than 1, preferably more than 2 or 3.
In a preferred embodiment of the present invention, the packing material for absorbing sound is porose material, such as foam
The material of shape, such as metal foam or yarn woven object or knotwork, especially by metal or the material structure of other thermal endurances
At.
Preferred embodiment illustrates in the dependent claims.
Detailed description of the invention
Other property of the invention, advantages and features pass through the preferred embodiment party of the invention according to appended attached drawing
Description below case and become apparent, in the drawing:
Fig. 1 shows the view of the perspective of acoustical attenuation device according to the present invention；
Fig. 2 shows the side views according to the acoustical attenuation device of Fig. 1；
Fig. 3 shows the viewgraph of cross-section along cutting line III-III according to fig. 2；
Fig. 4 shows the viewgraph of cross-section of the perspective of the acoustical attenuation device according to the present invention according to Fig. 1 to 3；
Fig. 5 shows the viewgraph of cross-section of other perspective, and the viewgraph of cross-section has rotated relative to the view being shown in FIG. 4
90°；
The acoustical attenuation device according to the present invention for the muzzle brake that Fig. 6 is shown without shown in Fig. 1 to 5, has assembled；
And
Fig. 7 shows the decomposition view of acoustical attenuation device according to the present invention, and the acoustical attenuation device can be mounted to muzzle system
It moves back at device.
Specific embodiment
In Fig. 1 to 7, acoustical attenuation device according to the present invention is equipped with reference number 1 under normal circumstances.It is described according to this
There is the acoustical attenuation device 1 of invention the outer tube 3 with columnar cross-sectional shape to be used as chief component, columnar cross section
The dimply inner tube 5 of implementation (durchsetztes), end wall described in end wall 7(defines projectile and leaves opening 11) and band
There is projectile to enter the end wall 13 of opening 15 to couple with the projectile weapon (not shown), wherein the projectile weapon side
End wall 13 is fully able to replace alternately through the structural detail unrelated with acoustical attenuation device, can such as be consolidated by disengagable
Determine the muzzle brake 17 that mechanism 19 is coupled with the acoustical attenuation device 1.Described two end wall ends 7,13 are respectively in end side
(threaded joints 21) are threaded into said inner tube 5.
The outer tube 3 basis between the end 7,13 screws situation and is axially clamped (verspannt).The axis
It is determined to direction by the projectile flight direction G.Power is clamped and screws in order to apply, the projectile leaves opening 11 can be more than enough
Angle or polygon implement to be used for the engagement of allen wrench (Imbusschl ü ssels).
Said inner tube 5, in being concentric with the outer tube 3 and defining the projectile channel 21 in inside, passes through institute in inside
It states projectile channel the projectile (not shown) is made to enter opening 15 from the projectile and fly to the projectile and leave opening 11.It is described
The sound body hollow space entire in interior lateral confinement system of outer tube 3.
Annular space 23 is formed between the inside of the outer tube 3 and the outside of said inner tube 5, the annular space connects
Continuously peripherally direction and along projectile flight direction G extend.Here, in the inside of the outer tube 3 and the outside of said inner tube 5
Between axial spacing peripherally direction and kept constant along axial projectile flight direction G.The axial spacing a can be general
Ground is according to the present invention less than the 40% of the overall diameter D of the outer tube 3.Preferably, the axial spacing a is less than the overall diameter D
25%, 20% or 15%.In the case where described, the axial spacing a is about 10% relative to the overall diameter D.So
And the axial spacing a should not be less than 5% relative to the overall diameter D.
The annular space 23 continuously restrains (Wandeinz ü ge) in no radial obstacle or wall from the end wall 15
In the case of extended on opposed side to the end wall 7.Substantially in institute in the radial height of the annular space 23
It states to introduce in end wall 7 and has multiple vent openings 25.The vent openings 25(is as can be seen in Figure 1) with curved
Long shape design, wherein circumferentially the camber line of line is with the constant radial spacing extension relative to the axis G.Five logical
Gas opening 25 is concentrically surrounding the projectile and leaves the material that opening 11 extends and is fully introduced in the end wall 7
In.It is also feasible that the vent openings 25 at least partly, the especially radially inside in outside by the outer tube 3 or institute
State the internal shoulder limitation of outer tube 3.Leave opening 11 together with the projectile, the vent openings 25 from the outer tube 3 it is total in
It is formed in cross section and is more than 10% cross-sectional area, wherein remainder passes through the material of the end wall 7, especially rigid
Material, such as metal are realized.
The end wall 7 has axially inwardly projecting protrusion, and the protrusion is essentially continuously connected to interior
The projectile of die nut shape leaves at opening 11.
In input side, the acoustical attenuation device 1 includes channel expansion chamber 31, the channel expansion chamber against flight and
Shangdi is limited by the end 13 and with going downstream by sound reflection element, and the sound reflection element is shown in figure
Acoustic shock plate 33 is embodied as in example.Channel expansion chamber side, the first acoustic shock plate 33 pass through fixing pin 35
It can alternatively be fixed at said inner tube 5 and prolong radially inward in the first arm section from the inside of said inner tube 3
It stretches, the central section 37 for being embodied as funnel is connected at the first arm section.The funnel shaped central section 37 gradually becomes
Carefully extend on the contrary to the end wall 13 with the projectile flight direction G and coaxially defines the first pass through openings 41.Such as
As can be seen that in Fig. 3 to 6, said inner tube 5 is equipped with the exchange of a large amount of honeycomb in the channel expansion chamber 31
Opening 43, the exchange opening is in projectile channel 45, the especially described channel expansion chamber 31 and the institute limited by said inner tube 5
It states and realizes gas transfer between annular space 23.The muzzle gas reached in the annular space 23 can be empty due to the annular
Between 23 extension continuous, without partition wall and left at the vent openings 25 to the end wall 7, without necessarily
It is returned in the projectile channel 45 further through in axial direction G along the other exchange opening that flight is arranged lowerly.
In accordance with the invention it is possible to introduce the packing material for having absorption sound in the annular space 23 or absorb sound
Lining (the two does not illustrate in greater detail), wherein the packing material or the lining can be via the annular spaces 23
Whole regions extend and the annular space can be completely filled with.
Alternatively, the annular space 23 can by means of such as perforation gas can saturating partition wall be divided into annular sky
Compartment, to dispose the packing material of different absorption sound and/or to absorb the lining of sound into the annular space 23.
In this way, the effect for absorbing sound can individually be matched along the projectile flight direction position G.Said inner tube 5 by
In tubulose structure and be used as in the annular space 23 absorption sound packing material and/or absorb sound lining
In protective partition.
It is clear that the gas exchanges between the annular space 23 and the projectile channel 45 can also be described logical
The another side of road expansion chamber 31 executes, so that the muzzle gas in the arrival annular space 23 being not all of all must be
It is left at the vent openings 25 at the acoustical attenuation device 1.It can also back to the muzzle gas in the projectile channel 45
The evolution (entweichen) from the acoustical attenuation device 1 of opening 11 is enough left by the projectile.
As can be seen that in Fig. 3 to 7, the exchange opening 43 is axially with respect to the arrangement to offset one from another
It sets, the row is extended with identical axial middle ware away from (Mittelabstand) with being arranged side by side.The row is substantially the same
Ground building thereby guarantees that not so that all spacing between the exchange opening 43 of the honeycomb are constant in minimum spacing
The too strong weakening of said inner tube 5 can be taken and occurred away due to material.
The hexagonal configuration of the special honeycomb of the exactly described exchange opening 43 ensure that the relatively large opening of high quantity is horizontal
Section keeps said inner tube 5 unstable without substantive Shangdi.
As especially can be seen that in Fig. 6, peripherally direction has been staggered friendship two adjacent rows of exchange opening 43
Opening width is changed, to be no more than minimum spacing in the case where guaranteeing high exchange opening density.
It is down provided with channel intermediate cavity 51 along flying relative to the channel expansion chamber, among the channel
Chamber is limited against flight upwardly through the first acoustic shock wall 33.The channel intermediate space 51 peripherally direction
It is limited by said inner tube 5.The channel intermediate cavity 51 is down limited by second sound impingement wall 53 along flight,
The second sound impingement wall is identical to 33 ground of the first acoustic shock wall in terms of shape and fixation and implements.In the channel
The exchange opening 43 of two rows of honeycombs is provided in the inner tubular section of intermediate cavity 51.The channel intermediate cavity 51 is approximately in
In the length of the axial half of the overall elongation of the acoustical attenuation device 1 and the appearance having less than the channel expansion chamber 21
Long-pending half.
It is being configured with channel end chamber 55 in the downward connection part that flies at the channel intermediate cavity 51,
Its axial stretching, extension is approximately corresponding to the axial stretching, extension of the channel expansion chamber 21.
The channel end chamber 55 against flight upward (flugaufw rtig) by the second sound impingement wall 53
And peripherally direction is limited by said inner tube 5, wherein axial limitation along flight down by the end wall 7 come
It realizes.Muzzle gas within the channel end chamber 55 can be left opening 11 by the projectile and reach the sound
The outside of body.
Six second sounds in the form of Second Type acoustic shock wall are disposed in the channel end chamber 55
Reflecting element, the second sound reflecting element should be referred to as third acoustic shock wall 57 below.
In order to dispose the third acoustic shock wall 57, by fixed sealing 63 linearly in axial direction in said inner tube 5
It is introduced at position in said inner tube 5, the third acoustic shock wall 57 is inserted into and is fixed in the position.For this purpose,
It can be considered that extruding or transition fit.In order to assemble the sound reflection element in the inside of the acoustical attenuation device 1, make institute
It is formed with stating 3 multi-piece type of outer tube.
Each acoustic shock element 33,53,57 include coaxially in the projectile enter opening 15 and the projectile leave out
The dedicated projectile pass through openings 41 of mouth 11.
The third acoustic shock wall 57 almost entirely extends to opposed end and there from sealing fixed part
Axial bypass opening 61 is formed, the bypass opening is radially passed into the projectile pass through openings 41.With the axial direction
Bypass opening 61 in combination, exchange opening 67 with what it was opposed to be configured with other type in said inner tube 5, it is described another
The exchange opening of outer type is radially opposed with the bypass opening 61 of the acoustic shock wall 57, wherein the other friendship
It changes opening and is referred to as the second exchange opening 67.The second exchange opening 67 has the long shape that peripherally direction extends, end
The rounded angle in portion.
(the muzzle gas passes through the projectile pass through openings 41 to the muzzle gas for reaching in the channel end chamber 55
Entered in the channel end chamber 55 from the channel intermediate cavity 51) by the third acoustic shock wall 57 at least portion
Divide ground to be radially outwardly turned to and is reached into the annular space 23 in the second exchange opening 67.The muzzle gas
Body can also reach the outside of the acoustical attenuation device 1 by the annular space 23 and corresponding vent openings 25.
From an end side 13 to another end side 7 with acoustical attenuation device 1 according to the present invention and continuous annular space 23
The arrangement of continuous volume as (verblendeten) the projectile channel 21 for being centered around veneer in said inner tube 5 is on the one hand real
It is existing, especially on the one hand realized using packing material (such as metal foam, yarn woven object) of absorbability
Big absorption abatement, the formation of another aspect spark are starting to be destroyed and subtract in the extension of the projectile flight direction G
It is few, thus especially when multiple bullets are successively issued from the projectile weapon with short interval, at the vent openings 25
There are ventilations to select.(the gas obstruction also results in the sound to so-called gas obstruction within the acoustical attenuation device 1
Sound damper 1 overheats and spark is promoted to be formed) due to being improved by the other ventilation of the vent openings 25.
In particular, the vent openings prevent the gas obstruction in the system of the projectile weapon with acoustical attenuation device.By
This, running fire process without problem is run.
Feature disclosed in specification, drawings and the claims in front can be not only individually but also with arbitrary
In combination for realizing that the present invention is of great significance in different design schemes.
Reference signs list
1 acoustical attenuation device
3 outer tubes
5 inner tubes
7 end walls
11 projectiles leave opening
13 end walls
15 projectiles enter opening
17 muzzle brakes
19 disengagable fixed mechanisms
21 projectile channels
23 annular spaces
25 vent openings
31 channel expansion chambers
33 first acoustic shock walls
35 fixing pins
37 central sections
41 projectile pass through openings
The exchange of 43 honeycombs is open
45 projectile channels
51 channel intermediate cavities
53 second sound impingement walls
55 channel end chambers
57 third acoustic shock walls
61 bypass openings
63 fixed sealings
67 second exchange openings
A radial spacing
D overall diameter
G projectile flight direction.
Claims (12)
1. acoustical attenuation device, for projectile weapon, especially repeating firearms, automatic or automanual projectile weapon, single-shot or company
Hair filler, or the like, the acoustical attenuation device has: outer tube (3), and the outer tube limits the acoustical attenuation device (1)
Hollow body；The inner tube (5) arranged in the hollow body, said inner tube limit projectile channel (21) simultaneously in interior lateral edge radial direction
And carry at least one sound reflection and/or absorber element, such as with the acoustic shock wall of projectile pass through openings (41), wherein
The outer tube (3) and said inner tube (5) limitation annular space (23), are disposed with absorption sound when necessary in the annular space
Packing material and/or absorb sound lining；Enter the end wall towards the projectile weapon of opening (15) with projectile
(13) and with projectile the end wall (7) of opening (11) deviated from the projectile weapon is left, wherein in said inner tube (5)
In be configured at least one exchange opening (43,67) be used between the projectile channel (21) and the annular space (23)
It gas exchanges and is especially additionally configured at least in the radial height of the annular space in the end wall (7)
One vent openings (25) and the annular space (23) provide at least one described exchange opening and it is described at least one
Gas connection between vent openings (25).
2. acoustical attenuation device according to claim 1, in the acoustical attenuation device, the annular space (23) is as follows
Design, so that the muzzle gas flowed within the annular space (23) by least one described exchange opening (43,67)
The annular space (23) can be left at least one described vent openings (25), without leaving the annular space
(23) and/or said inner tube (5) limits the annular space (23) as follows, flows into the gas in the hollow body
It is reached in the annular space (23) only by the projectile channel (21) and at least one described exchange opening (43,67).
3. acoustical attenuation device according to claim 1 or 2, in the acoustical attenuation device, annular space (23) base
Whole length in sheet via the acoustical attenuation device (1) generally unobstructed extend between the end wall (7,13) and/
Or be disposed in the annular space (23) one or more radial walls for the annular space (23) is divided into it is multiple
Annular space compartment is mounted with especially different packing material and/or lining, wherein described in the annular space compartment
At least one radial wall is perforated or between adjacent annular space compartment at least one bridging forehearth.
4. acoustical attenuation device according to any one of the preceding claims, in the acoustical attenuation device, the annular is empty
Between (23) concentrically completely surround between said inner tube (5) and/or radial direction between the outer tube (3) and said inner tube (5)
Away from half, the one third for being less than the radius of the columnar inner tube (5), the radius of the especially less than columnar inner tube (5)
Or a quarter, and the radial spacing edge in the acoustical attenuation device, between the outer tube (3) and said inner tube (5)
The projectile flight direction of the annular space (23) and/or peripherally direction are the constant and/or described outer tubes (3) and described interior
Pipe (5) is the columnar metal tube of the wall thickness at least 0.5mm and highest 10mm, preferably between 1mm and 3mm.
5. acoustical attenuation device according to any one of the preceding claims, in the acoustical attenuation device, the projectile is logical
Road (21) is divided into multiple channel compartments and/or in the acoustical attenuation device, and especially said inner tube is especially being connected to
The open edge at least partly straight line is constructed in terms of stating the extension of the channel expansion chamber (31) at projectile entrance opening
At least one exchange opening (43), wherein preferably, at least one described exchange opening (43) is in the channel expansion chamber
(31) in region polygonally, especially hexagonal, preferably design to honeycomb, wherein it is especially multiple to be in axial direction staggered
Exchange in a row opening (43) in the said inner tube (5) construction in the region of the channel expansion chamber (31), wherein it is preferred that
Ground, every row include exchange opening (43) that multiple peripherally directions are staggered, especially arranging in identical axial height,
In, especially axially the axially adjacent exchange opening (43) of adjacent row is peripherally staggered in direction relative to each other, wherein
Preferably, all exchanges opening (43) phases in the region of the channel expansion chamber (31) constructed in said inner tube (5)
With ground scale cun and design.
6. acoustical attenuation device according to claim 5, in the acoustical attenuation device, channel expansion chamber (31) edge
Axial projectile flight direction is limited by especially the first sound reflection element with projectile pass through openings (G), and described the
One sound reflection element is designed as acoustic shock plate (33), especially impacts plate, and/or has and form the projectile pass through openings
(41) middle section (37) is constructed to the projectile pass through openings (41) to the middle section infundibulate with being tapered,
Wherein, especially described be tapered direction and the projectile flight direction (G) are on the contrary, and/or in the acoustical attenuation device, lead to
Road intermediate cavity (51), which is connected in, limits the channel expansion along axial projectile flight direction with projectile pass through openings (41)
At especially the first sound reflection element for opening up chamber (31), in the channel between in chamber, be especially identical to described at least one
At least one second exchange opening (43) that a first exchange opening (43) shapes in the channel expansion chamber (31) is in institute
State be introduced into inner tube (5) and/or the channel intermediate cavity by have projectile pass through openings (41) second sound reflector
Part is limited along axial projectile flight direction (G), wherein the especially described second sound reflecting element is designed as acoustic shock plate
(53), plate is especially impacted, and/or there is the middle section (37) for forming the projectile pass through openings (41), the central area
Domain infundibulate, especially construct with being tapered to the projectile pass through openings (41), wherein the especially described direction that is tapered
It is anti-that the second sound reflecting element opposite and/or described with projectile flight direction (G) is substantially identical to first sound
It designs with penetrating element.
7. acoustical attenuation device according to any one of the preceding claims, in the acoustical attenuation device, in said inner tube
(5) at least one the sound reflection element extended radially inward is carried at, such as acoustic shock plate, especially impacts plate,
In, at least one described sound reflection element is equipped with projectile pass through openings (41) and/or the axial direction in the sound reflection element
Height on other exchange opening, especially third exchange opening (67), the other friendship are disposed in said inner tube (5)
The axial position that opening is changed about the sound reflection element axially down extends against flight upwards and along flight
Beyond the sound reflection element, wherein the especially described sound reflection element is fixed at said inner tube (5), particularly preferably
Ground is fixed by transition or extrusion fit and/or extends beyond the projectile flight as follows to the second exchange opening (67)
Axis (G), so that being diverted into the annular space (23) radially outward by the muzzle gas of the sound reflection element
In, wherein especially described other or third exchange opening (67) is bigger than at least first exchange opening (43), preferably
It is its twice big.
8. acoustical attenuation device according to any one of the preceding claims, in the acoustical attenuation device, the sound is inhaled
It receives and/or reflecting element is preferably by means of cooperate or squeeze pin (35) can disengageably, especially can at said inner tube (5)
It is enough alternatively to fix, wherein preferably, cooperation or extrusion element or pin (35), which are inserted into, correspondingly to be neutralized in said inner tube (5)
Also matching in the bearing base of the sound reflection and/or absorber element sticked at said inner tube (5) when necessary
Recess or aperture neutralize/or in which, the sound reflection and/or absorber element in particular according to transition or extrusion fit fixedly
It is inserted in the sealing recess of said inner tube (5).
9. acoustical attenuation device according to any one of the preceding claims, in the acoustical attenuation device, by the end
The channel end chamber (55) of wall (7) limitation is limited radially through said inner tube (5), in said inner tube, is provided with and is had
The other especially third sound reflection element of at least one of projectile pass through openings (41), preferably rushes such as acoustic shock plate (57)
Plate is hit, wherein preferably, three, four, five or more elements of especially identical structure type are described interior
It is fixed in the channel end chamber (55) at pipe (5), the sound reflection element is especially with respect to each other with identical
Axial spacing arrangement, wherein the especially described sound reflection element also has basic other than the projectile pass through openings (41)
On bypass opening (61) in the radial height of said inner tube (5), the bypass opening is especially and in said inner tube
Outlet opening (67) combines as follows so that muzzle gas at least partly at the sound reflection element radially outward to
The bypass opening (61) turns to and is directed in the annular space at least partially through the outlet opening (67).
10. acoustical attenuation device according to any one of the preceding claims, in the acoustical attenuation device, more than two or
Three vent openings (25), preferably four or more vent openings (25) are introduced at the end wall (7), the ventilation
The opening preferably vent openings (25) with the especially long hole shape of arc and/or at least one long hole shape pass through along it
Direction extends with continuous long hole, wherein preferably, the common camber line of the vent openings (25) is described in being concentric with
On the circuit orbit of the central axes of acoustical attenuation device (1), wherein the constant hole of the vent openings (25) of the especially described long hole shape
Width is less than the hole that the projectile leaves the cross-sectional dimension of opening (41) and/or the vent openings (25) of the long hole shape
Width is less than 1/5th, 1/6th or 1/7th of the overall diameter of the outer tube, wherein in particular, the long hole of especially arc
Vent openings (25) formed the end wall (7) more than 10%, 20% or 30% and/or the end wall less than 90% or 80%,
It is realized preferably between 40% and 80% by the material of rigidity, such as metal.
11. acoustical attenuation device according to any one of the preceding claims, in the acoustical attenuation device, said inner tube is straight
Ground connection, which is connected in, surrounds the projectile and leaves at the inside of the end wall (7) of opening (11), thus whole, enter institute
The muzzle gas stated in the hollow body of acoustical attenuation device (1) enters opening (15) arrival projectile channel by the projectile
(21) it is fixed at the inside of the end wall (7) in and/or being especially pneumatically sealed, so that muzzle gas is only by institute
It states at least one exchange opening (43,67) to reach in the annular space (23), and/or in the acoustical attenuation device, it is described
Inner tube (5) along the entire axis vertical of the hollow body extend to the projectile leave opening (11) extend and/or it is described in
Pipe (5) is fixed at the inside of the end wall (7) with being pneumatically sealed, thus especially in the annular space (23) and described
Muzzle gas between projectile channel can flow back and forth only by least one described exchange opening (43,67), and/or
In the acoustical attenuation device, in the wall area of the closure of said inner tube (5) and in the end wall described at least one friendship
The ratio changed between the perforation cross-sectional area of opening (43) is greater than 1, preferably more than 2 or 3.
12. acoustical attenuation device according to any one of the preceding claims, in the acoustical attenuation device, the absorption sound
The packing material of sound is porose material, the material of such as foam-like, such as metal foam or braided fabric, pile fabric, knitting
Object, textile fabric, is especially formed by the material of metal or other thermal endurance knotwork.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102016000429.0 | 2016-01-18 | ||
| DE102016000429.0A DE102016000429A1 (en) | 2016-01-18 | 2016-01-18 | Silencer for a firearm |
| PCT/EP2016/082522 WO2017157499A2 (en) | 2016-01-18 | 2016-12-23 | Silencer for a firearm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109154485A true CN109154485A (en) | 2019-01-04 |
Family
ID=59078015
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201680083727.8A Pending CN109154485A (en) | 2016-01-18 | 2016-12-23 | Acoustical attenuation device for projectile weapon |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US20210207916A1 (en) |
| EP (1) | EP3405741B1 (en) |
| CN (1) | CN109154485A (en) |
| BR (1) | BR112018014658A2 (en) |
| DE (1) | DE102016000429A1 (en) |
| RU (1) | RU2018129306A (en) |
| WO (1) | WO2017157499A2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113310346A (en) * | 2021-06-15 | 2021-08-27 | 重庆建设工业(集团)有限责任公司 | Suppressor for reducing noise of multi-tube high-firing-speed rotating tube weapon |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10180299B2 (en) * | 2017-03-15 | 2019-01-15 | M Combat, Inc. | Flash suppressor assembly and method |
| WO2020076665A2 (en) * | 2018-10-08 | 2020-04-16 | Ut-Battelle, Llc | Flow through suppressor with enhanced flow dynamics |
| US11092399B2 (en) * | 2019-09-05 | 2021-08-17 | Centre Firearms Co., Inc. | Monolithic noise suppression device with cooling features |
| US20210071979A1 (en) * | 2019-09-09 | 2021-03-11 | WHG Properties, LLC | Firearm suppressor with diverted gas flow |
| FI129865B (en) * | 2020-10-15 | 2022-10-14 | Silent Steel Oy | Suppressor for a firearm |
| BR202020021743U2 (en) * | 2020-10-23 | 2022-05-10 | Carla De Andrade Ferreira | Multi-caliber firearm noise suppressor |
| US11982391B2 (en) * | 2021-01-14 | 2024-05-14 | Versus Llc | Percussive pressure damper |
| US12025390B2 (en) * | 2021-06-11 | 2024-07-02 | Smith & Wesson Inc. | End cap muzzle control |
| CN114170991B (en) * | 2021-11-09 | 2022-11-01 | 中科建声(苏州)新材料科技有限公司 | Miniaturized broadband low-frequency noise elimination pipeline |
| US20240003646A1 (en) * | 2022-04-11 | 2024-01-04 | Black Ankle Munitions, LLC | Modular wipe element for firearm noise suppressor |
| FI20225514A1 (en) * | 2022-06-10 | 2023-12-11 | Jaegear Oy | Pressure controlling structure and method for controlling pressure |
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| GB356224A (en) * | 1929-02-28 | 1931-08-28 | Automatic Guns Inc | Improvements in or relating to muzzle attachments for diminishing recoil in automatic guns |
| CN1821704A (en) * | 2006-03-24 | 2006-08-23 | 徐永生 | General gun muzzle device and method |
| CN101476839A (en) * | 2008-01-02 | 2009-07-08 | 高东方 | Short and thin tube shaped connection and separation type silencer for long-tube gun |
| DE102011116060A1 (en) * | 2011-10-18 | 2013-04-18 | Schmeisser Gmbh | Silencer with attack surface for a tool |
| CN103429983A (en) * | 2010-10-05 | 2013-12-04 | 约翰.W.布莱登 | Muffler for firearm |
| US20150292829A1 (en) * | 2012-11-15 | 2015-10-15 | Sako Oy | Firearm suppressor |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2765706A (en) * | 1953-03-06 | 1956-10-09 | Kenneth C Strohl | Muzzle brake |
| DE1553874A1 (en) | 1967-02-14 | 1971-10-07 | Heckler & Koch Gmbh | Handgun with silencer |
| US8522662B2 (en) * | 2007-09-18 | 2013-09-03 | Flodesign, Inc. | Controlled-unaided surge and purge suppressors for firearm muzzles |
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2016
- 2016-01-18 DE DE102016000429.0A patent/DE102016000429A1/en not_active Ceased
- 2016-12-23 RU RU2018129306A patent/RU2018129306A/en not_active Application Discontinuation
- 2016-12-23 BR BR112018014658-7A patent/BR112018014658A2/en not_active Application Discontinuation
- 2016-12-23 CN CN201680083727.8A patent/CN109154485A/en active Pending
- 2016-12-23 WO PCT/EP2016/082522 patent/WO2017157499A2/en active Application Filing
- 2016-12-23 EP EP16876971.9A patent/EP3405741B1/en not_active Not-in-force
- 2016-12-23 US US16/071,070 patent/US20210207916A1/en not_active Abandoned
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB356224A (en) * | 1929-02-28 | 1931-08-28 | Automatic Guns Inc | Improvements in or relating to muzzle attachments for diminishing recoil in automatic guns |
| CN1821704A (en) * | 2006-03-24 | 2006-08-23 | 徐永生 | General gun muzzle device and method |
| CN101476839A (en) * | 2008-01-02 | 2009-07-08 | 高东方 | Short and thin tube shaped connection and separation type silencer for long-tube gun |
| CN103429983A (en) * | 2010-10-05 | 2013-12-04 | 约翰.W.布莱登 | Muffler for firearm |
| DE102011116060A1 (en) * | 2011-10-18 | 2013-04-18 | Schmeisser Gmbh | Silencer with attack surface for a tool |
| US20150292829A1 (en) * | 2012-11-15 | 2015-10-15 | Sako Oy | Firearm suppressor |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113310346A (en) * | 2021-06-15 | 2021-08-27 | 重庆建设工业(集团)有限责任公司 | Suppressor for reducing noise of multi-tube high-firing-speed rotating tube weapon |
| CN113310346B (en) * | 2021-06-15 | 2023-02-24 | 重庆建设工业(集团)有限责任公司 | Suppressor for reducing noise of multi-tube high-firing-speed rotating tube weapon |
Also Published As
| Publication number | Publication date |
|---|---|
| EP3405741A2 (en) | 2018-11-28 |
| BR112018014658A2 (en) | 2018-12-11 |
| DE102016000429A1 (en) | 2017-07-20 |
| RU2018129306A (en) | 2020-02-20 |
| US20210207916A1 (en) | 2021-07-08 |
| WO2017157499A2 (en) | 2017-09-21 |
| EP3405741B1 (en) | 2019-12-18 |
| WO2017157499A3 (en) | 2017-11-09 |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190104 |