CN210004867U

CN210004867U - muzzle suppressors

Info

Publication number: CN210004867U
Application number: CN201920912224.8U
Authority: CN
Inventors: 马欣伟; 袁世利; 冉瑞忠; 李小平; 刘科言; 陈�胜
Original assignee: Chongqing Construction Industry (group) Co Ltd
Current assignee: Chongqing Construction Industry (group) Co Ltd
Priority date: 2019-06-18
Filing date: 2019-06-18
Publication date: 2020-01-31
Anticipated expiration: 2029-06-18

Abstract

The utility model provides an muzzle restrainer, including the protecgulum, urceolus and locking section of thick bamboo, the muzzle connector, noise elimination body part, be equipped with drive arch and connection arch in the locking section of thick bamboo, the muzzle connector is equipped with the adapter sleeve, adapter sleeve and firearms thorax mouth sliding fit, the middle part is equipped with pressure release hole, the front portion is equipped with the pressure regulating hole, muzzle connector rear portion is equipped with the draw-in groove, connect the draw-in groove in the draw-in groove, the draw-in groove is connected the draw-in, the draw-in is at firearms thorax mouth rear end screw in or screw out under locking section of thick bamboo rotation drive, the adapter sleeve is equipped with breach and annular groove, locking or unblock is stretched into to locking section of thick bamboo connection arch, the draw-in tenon is equipped with rotation arch, have locking surface and unblock surface, with the conflict cooperation of corresponding drive arch, the lower part is equipped with the circular arc that matches with muzzle portion barrel external diameter, noise elimination body part is arranged in.

Description

muzzle suppressors

Technical Field

The utility model belongs to the technical field of firearms, specifically be kinds of muzzle suppressors.

Background

The muzzle suppressor is also commonly called suppressor and silencer, and is kinds of devices attached to firearms for reducing the noise and flame size generated when the firearms are fired, and is usually installed at the muzzle part of the gun barrel, different suppressors have different internal structures for reducing the firing sound and flame, but the type muzzle suppressor can only be assembled on kinds of firearms or needs to reserve an installation interface on the muzzle, and has the defects that 1, the muzzle suppressor can not be applied to the family of firearms, such as a rifle, a short rifle or a precision rifle, 2, the requirement is made on the muzzle (interface) form of the firearms, and in addition, the existing suppressors have low noise reduction and flame reduction efficiency, the phenomenon of first explosion and deflagration exists, and the concealment of the firearms is poor.

Disclosure of Invention

To the defect among the prior art, the utility model provides an kinds of muzzle restrainers can be to the reliable packing into of rifle family series (rifle, short rifle, accurate rifle), realize that muzzle restrainers can satisfy the requirement of the different rifle types of rifle family (rifle, short rifle, accurate rifle) series simultaneously, reduce the restrainer kind, realize promoting by a wide margin and reduce the efficiency of gunpowder gas noise and reduction muzzle flame, overcome defects such as first explosion detonation phenomenon, improved the disguise that the firearms used.

kinds of muzzle restrainers, include by preceding lid that sets gradually after to, with the urceolus of protecgulum screw thread connection and with urceolus sliding fit's locking section of thick bamboo, locking section of thick bamboo endotheca establishes the muzzle connector, the front end of muzzle connector is equipped with the noise elimination part, the noise elimination part is located the urceolus, locking section of thick bamboo inner wall rear portion circumference equipartition is equipped with a plurality of drive archs, the front portion is equipped with the hole, locking section of thick bamboo inner wall is close to the protruding front end circumference of drive and still equipartition is equipped with the connection arch, the muzzle connector is equipped with the adapter sleeve for containing the firearms thorax mouth and connecting the firearms, adapter sleeve hole and firearms thorax mouth sliding fit, adapter sleeve circumference equipartition is equipped with the pressure release hole, adapter sleeve front portion is equipped with the hole of control muzzle pressure and flame size, the adapter sleeve front end is equipped with the locating pin that is used for muzzle restrainer circumference location, the rear portion of muzzle restrainer thorax mouth rear end tenon mouth matched with the breach, the rear end tenon of muzzle connector is equipped with the tenon mouth along the equipartition and is equipped with the bayonet groove, the rotatable mortise connected with the bayonet groove, the locking groove of the locking section of firearms, the bayonet connector is equipped with the bayonet connector, the;

the upper part of the tenon is provided with a rotating bulge matched with the driving bulge, the rotating bulge is provided with a locking surface and an unlocking surface which are respectively matched with the corresponding driving bulge in an abutting mode, the middle part of the tenon is provided with a through hole and connected with the muzzle connector through a pin shaft, the lower part of the tenon is provided with an arc matched with the outer diameter of a barrel of the muzzle part, and the arc consists of a plurality of sections;

the silencer component is slidably arranged in the outer barrel, is arranged between the muzzle connector and the front cover, sequentially comprises a rear silencing bowl, a plurality of middle silencing bowls and a front silencing bowl, and is used for blocking, reducing the speed and shifting the frequency of gunpowder gas entering the silencer component, so that the speed and the pressure of the gunpowder gas are greatly reduced when the gunpowder gas is sprayed out of the muzzle suppressor front cover, and the noise suppression during shooting is realized.

, welding the rear silencing bowl, the middle silencing bowl and the front silencing bowl to form a body, wherein the rear silencing bowl, the middle silencing bowl and the front silencing bowl are thin-wall revolved bodies, the centers of the rear silencing bowl, the middle silencing bowl and the front silencing bowl are respectively provided with a main channel hole, the rear parts of the rear silencing bowl and the front silencing bowl are respectively provided with a disk a, the rear parts of the middle silencing bowl and the front silencing bowl are respectively provided with a horn-shaped rotating body a coaxial with the main channel hole, the middle parts of the rear silencing bowl, the middle silencing bowl and the front silencing bowl are respectively arranged in an outer cylinder in a sliding manner, the front parts of the rear silencing bowl, the middle silencing bowl and the front silencing bowl are respectively provided with a thin-wall cylinder, the cylinder wall of the rear silencing bowl, the middle silencing bowl and the front silencing bowl are respectively provided with a plurality of frequency shift pressure reduction holes for reducing the speed and the pressure of gunpowder gas and adjusting the.

, a tension rod is arranged in the tension rod hole, the rear silencing bowl, the middle silencing bowl and the front silencing bowl are tensioned and fastened by screws to form a body, and the reliability of the muzzle after high-temperature flame ablation during welding and shooting can be guaranteed.

, a lifting ring convenient for disassembly and assembly for maintenance is arranged at the front end of the front silencing bowl.

, the number of the driving protrusions of the locking barrel is six, two of the driving protrusions are groups, the locking barrel is uniformly distributed on the inner wall of the locking barrel in the circumferential direction and comprises three locking driving protrusions and three unlocking driving protrusions, the locking driving protrusions are in interference fit with the locking surfaces of the clamping tenons, the unlocking driving protrusions are in interference fit with the unlocking surfaces, the locking barrel is rotated to drive the clamping tenons to rotate, the rear end of a gun chamber opening is screwed in or out to lock or unlock the gun, a cylindrical hole is further axially formed in the locking barrel and on the same end face as the driving protrusions, a spring and a top head are sequentially arranged in the cylindrical hole, two positioning pits corresponding to the cylindrical hole are formed in the end face, far away from the clamping mortise, of the annular groove of the connecting sleeve and used for positioning the locking barrel in a locking or unlocking state to prevent the locking barrel from rotating and loosening with the gun opening connecting body, and knurling, grooves and marks for marking the locking and unlocking rotation directions are arranged outside the locking barrel.

, an external thread is arranged in the middle of the connecting sleeve and is in threaded connection with the compression ring, the compression ring is a thin-wall cylinder and is arranged between the muzzle connector and the outer cylinder and used for compressing the outer cylinder when the outer cylinder is connected with the muzzle connector, an internal thread is arranged on the inner wall of the rear portion of the compression ring and is matched with the external thread in the middle of the connecting sleeve, a through hole is formed in the wall of the front cylinder, and a tool bayonet for screwing and unscrewing is further arranged on the front end face.

, the outer cylinder is a thin-wall step cylinder, the outer diameter of the rear part of the outer cylinder is smaller than that of the front part, the rear part of the outer cylinder can be slidably arranged in the inner hole of the front part of the locking cylinder and is limited by the outer end face of the annular groove of the connecting sleeve, a step ring is arranged in the step cylinder and is used for pressing the outer cylinder by a pressing ring when the outer cylinder is connected with the muzzle connector, the inner wall of the front part of the outer cylinder is provided with an internal thread for connecting a front cover, and the outer surface of the outer cylinder is provided with knurls and locking and unlocking marks corresponding to.

, an external thread is arranged at the rear part of the front cover and is matched and connected with an internal thread at the front part of the outer cylinder, a horn-shaped rotating body b coaxial with the main channel hole is arranged at the center of the front cover, a straight knurling is arranged on the outer peripheral surface of the front end of the front cover, paired assembling and disassembling tool holes are uniformly distributed on the front end surface of the front cover in the circumferential direction, and the assembling and disassembling tool holes adopt blind holes and are used for inserting special tools to screw and unscrew the front cover.

, three tenon clamping grooves are uniformly formed in the muzzle connector, the tenons are connected into the tenon clamping grooves of the muzzle connector through tenon clamping pins in a rotating mode, and two sections of circular arcs at the lower portions of the tenons are matched with different gun barrel outer diameters respectively.

The utility model has the advantages that:

1. the inner wall of the locking barrel is respectively provided with a driving bulge and a connecting bulge, the muzzle connector is respectively provided with a notch and an annular groove, the connecting bulge of the locking barrel is matched with the notch of the muzzle connector and penetrates through the notch, and then the connecting bulge and the notch extend into the annular groove and rotate in the groove, and meanwhile, the clamping tenon is driven to rotate in the clamping tenon groove, so that the clamping tenon rotates at the rear end of the muzzle of the firearm to complete locking or unlocking, and the muzzle suppressor is quickly mounted and dismounted;

2. the muzzle connector is provided with a pressure relief hole and a pressure regulating hole, part of gunpowder gas is discharged from the pressure relief hole, most of the gas is sprayed out from the pressure regulating hole, and the time and the size of the gunpowder gas can be effectively controlled and delayed due to the fact that the aperture of the pressure regulating hole is far smaller than that of a muzzle hole;

3. gunpowder gas sprayed out of the pressure regulating hole enters the muffler component, a rear muffler bowl, a middle muffler bowl, a front cover and an outer cylinder arranged in the muffler component radially form a radial two-chamber and axial multi-layer two-chamber multi-layer composite muffler body cavity of the muffler component, the gunpowder gas is blocked, filtered and frequency-shifted to insensitive and non-irritating frequency of human ears after entering the muffler component, the arrangement of the horn-shaped rotating body can enable the gunpowder gas to reflect and collide with each other in the muffler bowl, offset and reduce energy, realize speed reduction and pressure reduction, and when the gunpowder gas is sprayed out of the front cover of the muzzle suppressor, the speed pressure is greatly reduced, and the suppression of noise is realized;

4. the clamping tenon is of a sheet structure, and the lower part of the clamping tenon is provided with two sections of arcs with different radiuses, so that gun families with gun barrels with different diameters can be connected, and the universality is good;

5. simple structure, connect swift convenient, locking reliable, it is effectual, efficient to fall the flame that disappears, does not have first explosion and knock phenomenon, (firearms use) disguise good.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a cross-sectional view of the present invention;

FIG. 3 is a schematic structural view of the locking barrel;

FIG. 4 is a cross-sectional view A-A of FIG. 3;

FIG. 5 is a cross-sectional view taken along line B-B of FIG. 3;

FIG. 6 is a cross-sectional view taken at C-C of FIG. 4;

FIG. 7 is a schematic view of a muzzle connector;

FIG. 8 is a view taken along line A of FIG. 7;

FIG. 9 is a schematic view of a tenon structure;

FIG. 10 is a schematic view of a clamp ring configuration;

FIG. 11 is a schematic view of the structure of the outer barrel;

FIG. 12 is a schematic structural view of an muffler component;

FIG. 13a is a front view of the rear muffler bowl;

FIG. 13b is a left side view of the rear muffler bowl;

FIG. 14a is a front view of a mid-muffling bowl;

fig. 14b is a left side view of the mid-muffling bowl;

FIG. 15a is a front elevational view of the front muffler bowl;

FIG. 15b is a left side view of the front muffler bowl;

FIG. 16a is a schematic view of a front cover;

FIG. 16b is a view taken along line A of FIG. 16 a;

FIG. 17 is a schematic view of the locking state of the tenon screwed into the rear end of the muzzle of the firearm;

FIG. 18 is a perspective view of the muzzle connector;

FIG. 19 is a perspective view of the locking barrel.

In the drawings: 1-locking cylinder, 11-driving projection, 11 a-locking driving projection, 11 b-unlocking driving projection, 12-connecting projection, 13-cylindrical hole, 14-spring, 15-top head, 16-rotation direction mark,

2-muzzle connector, 21-connecting sleeve, 211-pressure relief hole, 212-pressure regulation hole, 213-positioning pin, 214-external thread, 22-annular groove, 23-positioning pit, 24-mortise slot, 25-gap,

3-tenon, 31-rotary bulge, 311-locking surface, 312-unlocking surface, 32-through hole, 33-circular arc, 33a- th circular arc segment, 33 b-second circular arc segment,

4-a compression ring, 41-internal threads, 42-a through hole, 43-a tool bayonet,

5-outer cylinder, 51-outer cylinder rear part, 52-step ring, 53-outer cylinder front part, 54-knurling, 55-unlocking and locking mark,

6-sound damping part, 61-rear sound damping bowl, 62-middle sound damping bowl, 63-front sound damping bowl, 64-main channel hole, 65-frequency shift pressure reduction hole, 66-tension rod hole, 67-horn-shaped rotating body a, 68-disk b, 611-disk a, 69-tension rod, 601-lifting ring

7-front cover, 71-external thread, 72-trumpet-shaped rotator b, 73-straight knurling and 74-assembling and disassembling tool hole

8-firearm muzzle, 9-barrel, 10-trip pin

Detailed Description

Embodiments of the present invention are described in further detail below in with reference to the drawings.

In the present embodiment, the shooting direction of the firearm is taken as the front end,

muzzle suppressors shown in fig. 1-19, including a front cover 7, an outer barrel 5 screwed with the front cover 7, and a locking barrel 1 sliding fit with the outer barrel, which are sequentially arranged from front to back, the muzzle connector 2 is sleeved in the locking barrel 1, a muffler component 6 is arranged at the front end of the muzzle connector 2, the muffler component 6 is located in the outer barrel 5, a plurality of driving protrusions 11 are circumferentially and uniformly arranged at the rear part of the inner wall of the locking barrel 1, an inner hole is arranged at the front part, connecting protrusions 12 are also circumferentially and uniformly arranged at the front end of the inner wall of the locking barrel 1 close to the driving protrusions 11, the muzzle connector 2 is provided with a connecting sleeve 21 for containing a muzzle and connecting a firearm, the inner hole of the connecting sleeve 21 is in sliding fit with the muzzle opening, pressure relief holes 211 are uniformly arranged at the circumferential surface of the connecting sleeve 21, pressure regulating holes 212 for controlling muzzle pressure and flame size are arranged at the front part of the connecting sleeve 21, a tenon is provided with a tenon hole 213 matched with a gap on the tenon 8 for positioning of the muzzle suppressor for positioning, a rotating, a locking tenon 24 is arranged at the back part corresponding to the tenon of the muzzle connector 2, a locking barrel, a locking tenon 24 tenon is arranged at the tenon connected with a rotating groove 24, a locking tenon 24, a rotating groove 3 for locking tenon which is arranged at the tenon 24, a tenon which is arranged at the end of the tenon 24, a tenon which is arranged at the tenon is arranged at the bottom end of the tenon 24, a tenon which is arranged at the end of the tenon 24, and is arranged at the end of the tenon which is arranged at the;

the trip 3 is lamellar structure, and its upper portion is equipped with the rotation arch 31 that matches with drive arch 11, it has locking surface 311 and unblock face 312 to rotate arch 31, contradict the cooperation with the drive arch 11 that corresponds respectively, and the middle part is equipped with through-hole 32, is connected with muzzle connector 2 through the round pin axle, and the lower part is equipped with the circular arc 33 that matches with muzzle portion gun tube external diameter, when joining in marriage in the rifle family, the circular arc that matches with muzzle portion gun tube external diameter on its lower part is constituteed by the multistage because of the different of gun tube external diameter, in this embodiment, the circular arc 33 of trip 3 lower part is equipped with two sections, is circular arc section 33a and second circular arc section 33b respectively, matches with different gun tube external.

The silencer component 6 is slidably arranged in the outer cylinder 5, is arranged between the muzzle connector 2 and the front cover 7, sequentially comprises a rear silencer bowl 61, a plurality of middle silencer bowls 62 and a front silencer bowl 63, and is used for blocking and reducing the speed and shifting the frequency of gunpowder gas entering the silencer component, so that the speed and the pressure of the gunpowder gas are greatly reduced when the gunpowder gas is sprayed out of the muzzle suppressor front cover, and the noise suppression during shooting is realized.

As shown in fig. 3-6, 8, 9, and 19, in this embodiment, the locking cylinder 1 is a cylinder, the number of the locking cylinder driving protrusions 11 is six, two driving protrusions 11 are , the locking cylinder 1 includes three locking driving protrusions 11a and three unlocking driving protrusions 11b, the locking surface 311 of the tenon is in interference fit with the locking driving protrusions 11a, the unlocking surface 312 is in interference fit with the unlocking driving protrusions 11b, the locking cylinder 1 is rotated to drive the tenon 3 to rotate, the locking cylinder 1 is screwed out or screwed in at the rear end of the bore of the firearm to complete locking or unlocking, a cylindrical hole 13 is further axially formed in the locking cylinder 1 and on the same end surface as the driving protrusions 11, a spring 14 and a top head 15 are sequentially arranged in the cylindrical hole 13, two positioning recesses 23 corresponding to the cylindrical hole 13 are formed in the end surface of the annular groove of the connection sleeve 21, which is far away from the mortise 24, and are used for positioning the locking cylinder 1 in a locking or unlocking state, so as to prevent the locking cylinder 1 and the muzzle 2 from being loosened, and the locking cylinder 1 is provided with a locking mark and an external rotation mark 16.

As shown in fig. 7 and 10, the middle of the connecting sleeve 21 is provided with an external thread 214, and is in threaded connection with the compression ring 4, the compression ring 4 is a thin-walled cylinder, and is arranged between the muzzle connector 2 and the outer cylinder 5, and is used for compressing the outer cylinder 5 when the outer cylinder 5 is connected with the muzzle connector 2, the inner wall of the rear portion of the compression ring 4 is provided with an internal thread 41, and is matched with the external thread 214 in the middle of the connecting sleeve, the wall of the front cylinder is provided with a through hole 42, and the front end surface is further provided;

as shown in fig. 12-15 b, in this embodiment, the rear noise elimination bowl 61, the plurality of middle noise elimination bowls 62 and the front noise elimination bowl 63 are welded to form , the rear noise elimination bowl 61, the middle noise elimination bowl 62 and the front noise elimination bowl 63 are thin-walled revolved bodies, the centers of the rear noise elimination bowl 61, the middle noise elimination bowl 62 and the front noise elimination bowl 63 are provided with main channel holes 64, the rear noise elimination bowl 61, the middle noise elimination bowl 62 and the front noise elimination bowl 63 are provided with trumpet-shaped rotating bodies a67 coaxial with the main channel holes 64, the middle parts of the rear noise elimination bowl 61, the middle noise elimination bowl 62 and the front noise elimination bowl 63 are provided with discs b68, the discs a611 and b7 of the rear noise elimination bowl 61, the middle noise elimination bowl 62 and the front noise elimination bowl 63 are slidably mounted in the outer cylinder 5, the front parts of the rear noise elimination bowl 61, the middle noise elimination bowl 62 and the front noise elimination bowl 63 are provided with thin-walled cylinders, the outer diameters of 1/2-2/3, the middle noise elimination bowl 62 and the front noise elimination bowl 63 are provided with discs 5631, the discs 1/2-2/3, the cylinder walls are provided with cylindrical walls 65, the damping holes 65, the damping bowl 62 and the damping rings are provided with damping rings for circumferential adjustment, the damping rings for circumferential adjustment of the damping rings of the damping bowls, the damping rings of the damping rings, the damping rings of the damping bowls 61 and the damping rings, the damping rings are provided with.

As shown in fig. 11, the outer cylinder 5 is a thin-walled stepped cylinder, the outer diameter of the rear part of the outer cylinder is smaller than that of the front part, the rear part 51 of the outer cylinder is slidably installed in the inner hole of the front part of the locking cylinder 1 and is limited by the outer end face of the annular groove of the connecting sleeve, a stepped ring 52 is arranged in the stepped cylinder and is used for pressing the outer cylinder 5 by the pressing ring 4 when the outer cylinder 5 is connected with the muzzle connector 2, the inner wall of the front part 53 of the outer cylinder is provided with internal threads for connecting the front cover 7, and the outer surface of the outer cylinder 5 is provided with knurls 54 and locking and unlocking marks 55 corresponding.

As shown in fig. 16a and 16b, the rear portion of the front cover 7 is provided with an external thread 71, which is in fit connection with an internal thread of the front portion 53 of the outer cylinder, the center of the front cover 7 is provided with a horn-shaped rotating body b72 coaxial with the main channel hole, the outer peripheral surface of the front end of the front cover 7 is provided with a straight knurling 73, paired disassembling tool holes 74 are uniformly distributed on the front end surface of the front cover in the circumferential direction, the disassembling tool holes are blind holes, and the front cover can be conveniently screwed and loosened by inserting a special caliper tool cylinder with paired cylinders.

The utility model discloses a working process:

1) installation: the locking barrel is rotated clockwise to drive the clamping tenon on the muzzle connector to rotate simultaneously to enable the clamping tenon to rotate and screw out from the rear end of the muzzle opening of the firearm, at the moment, the top head on the locking barrel abuts against the unlocking pit of the positioning pit on the muzzle connector, if the muzzle suppressor is in an unlocking state, the muzzle suppressor can be inserted from the muzzle, the connecting sleeve on the muzzle connector slides into the locking pit matched with the muzzle opening, the muzzle suppressor is slightly rotated to enable the positioning pin at the front end of the connecting sleeve to align with the notch on the muzzle opening of the firearm and slide into the notch, the locking barrel is rotated anticlockwise, the driving protrusion rotates to push the rotating protrusion on the clamping tenon to rotate, the circular arc at the lower part of the locking barrel is screwed into the rear end of the muzzle opening of the firearm to realize the connection locking of the muzzle suppressor (see figure 17) and is contained on the firearm, and.

2) Disassembling: the locking barrel is rotated clockwise, the driving protrusions of the locking barrel rotationally push the rotating protrusions on the clamping tenons to enable the clamping tenons to rotate out of the rear end of the muzzle opening of the firearm, the top of the locking barrel abuts against the unlocking pits of the positioning pits on the muzzle connector at the moment, unlocking of the muzzle suppressor and the firearm is achieved, and the muzzle suppressor is pulled to be separated from the muzzle to finish dismounting of the muzzle suppressor from the firearm.

3) The working process comprises the steps that firstly, a muzzle suppressor is correctly installed on a firearm and locked, when the firearm shoots, gunpowder explosion gas pushes a projectile to fly forwards through the muzzle along a barrel to fly into the muzzle suppressor to fly out through a central hole, then the gunpowder gas enters a muzzle connector of the muzzle suppressor along with the projectile, part of the gas is discharged from a pressure discharge hole, most of the gas is continuously sprayed out through a pressure regulating hole which can effectively control and delay the spraying time and size of the gunpowder gas, the gunpowder gas is sprayed out from the pressure regulating hole to enter a noise suppressor body part, the noise suppressor part comprises a rear noise suppression bowl, a plurality of middle noise suppression bowls, a front noise suppression bowl, a front cover and a radial noise suppressor body two-chamber (formed by dividing a thin-wall cylinder with frequency shift pressure reducing holes on a single noise suppression bowl and an inner wall of an outer cylinder) and an axial multi-chamber multi-layer composite compound chamber (formed by a collision a plurality of middle noise suppression bowls, a plurality of noise suppression bowls, a front noise suppression bowl and a front cover segment) and a gas multi-chamber composite chamber which is provided with a noise suppression bowl, a front noise suppression bowl, a front cover, a noise suppression bowl, a horn-shaped composite chamber which is formed by a rear noise suppression bowl, a rear noise suppressor, a rear noise suppression bowl, a rear noise suppression bowl, a front cover, a noise suppression bowl, a noise reduction bowl.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those skilled in the art; the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.

Claims

The muzzle suppressors comprise a front cover, an outer barrel and a locking barrel, wherein the front cover, the outer barrel and the locking barrel are sequentially arranged from front to back, the outer barrel is in threaded connection with the front cover, the locking barrel is in sliding fit with the outer barrel, a muzzle connector is sleeved in the locking barrel, a noise elimination component is arranged at the front end of the muzzle connector and is positioned in the outer barrel, a plurality of driving bulges are uniformly distributed at the rear part of the inner wall of the locking barrel in the circumferential direction, an inner hole is arranged at the front part of the inner wall of the locking barrel, the connecting bulges are uniformly distributed at the front end of the driving bulges in the circumferential direction, the muzzle connector is provided with a connecting sleeve for containing a muzzle and connecting a firearm, the inner hole is in sliding fit with the muzzle, the circumferential surface of the middle part of the connecting sleeve is uniformly provided with pressure relief holes for controlling the pressure and flame size, the front end of the connecting sleeve is provided with a positioning pin matched with a muzzle suppressor in the circumferential direction, the rear part of the muzzle connector is provided with a tenon, the tenon matched with a positioning pin for circumferentially positioning the muzzle suppressor, the circular tenon which is uniformly distributed with a clamping groove along the circumferential direction, the circular tenon which is arranged in the circular tenon is arranged at the back of the locking barrel, and the locking barrel, the circular tenon is arranged in the circular tenon, the circular tenon of the locking barrel, or the locking barrel, the locking;

the upper part of the tenon is provided with a rotating bulge matched with the driving bulge, the rotating bulge is provided with a locking surface and an unlocking surface which are respectively matched with the corresponding driving bulge in an abutting mode, the middle part of the tenon is provided with a through hole and is connected with the muzzle connector through a tenon clamping pin, the lower part of the tenon is provided with an arc matched with the outer diameter of a barrel of the muzzle part, and the arc is composed of a plurality of sections;

the silencer component is slidably arranged in the outer barrel, is arranged between the muzzle connector and the front cover, sequentially comprises a rear silencing bowl, a plurality of middle silencing bowls and a front silencing bowl, and is used for blocking, reducing the speed and shifting the frequency of gunpowder gas entering the silencer component, so that the speed and the pressure of the gunpowder gas are greatly reduced when the gunpowder gas is sprayed out of the muzzle suppressor front cover, and the noise suppression during shooting is realized.
2. The muzzle suppressors of claim 1, wherein the rear, center and front muffling bowls are welded to form a body, the rear, center and front muffling bowls are thin-walled solid of revolution, the center of each is provided with a main passage hole, the rear of each is a disc a, the rear of each is provided with a trumpet-shaped rotating body a coaxial with the main passage hole, the middle of each is a disc b, the discs a and b of the rear, center and front muffling bowls are slidably mounted in an outer cylinder, the front of each is a thin-walled cylinder, the cylinder walls of the rear, center and front muffling bowls are circumferentially provided with a plurality of frequency-shifting pressure-reducing holes for reducing the velocity and pressure of the gunpowder and adjusting the noise frequency, and the discs a and b of the rear, center and front muffling bowls are circumferentially and uniformly provided with tensioning rod holes.
3. The muzzle suppressor of claim 2, wherein the post has a post hole, and the rear, middle and front muffling bowls are tightened and screwed to form a body.
4. The muzzle suppressor of claim 2 or 3, wherein a bail for easy disassembly and maintenance is further provided at the front end of the front muffling bowl.
5. The muzzle suppressor of claim 1, wherein the locking barrel has six driving protrusions, two of which are sets, and the driving protrusions are uniformly distributed on the inner wall of the locking barrel and include three locking driving protrusions and three unlocking driving protrusions, the locking driving protrusions are in interference fit with the locking surfaces of the tenons, the unlocking driving protrusions are in interference fit with the unlocking surfaces, the locking barrel is rotated to drive the tenons to rotate, and the rear end of the muzzle of the firearm is screwed in or out to complete locking or unlocking of the firearm, the locking barrel and the driving protrusions are axially provided with cylindrical holes on the same end surfaces, springs and heads are sequentially arranged in the cylindrical holes, two positioning recesses corresponding to the cylindrical holes are arranged on the end surface of the annular groove of the connecting sleeve, which is away from the mortise groove, and used for positioning the locking barrel in a locked or unlocked state to prevent the locking barrel and the muzzle connector from rotating and loosening, and knurls and grooves are arranged outside the locking barrel and marks indicating the direction of locking and rotation.
6. The muzzle suppressor of claim 5, wherein the adapter sleeve has a male screw at its middle part for being screwed onto the clamp ring, the clamp ring is a thin-walled cylinder disposed between the muzzle connector and the outer cylinder for clamping the outer cylinder when the outer cylinder is connected to the muzzle connector, the clamp ring has a female screw at its rear inner wall for mating with the male screw at its middle part, a through hole is provided at its front wall, and a tool bayonet for screwing and unscrewing is further provided at its front end face.
7. The muzzle suppressor of claim 6, wherein the outer barrel is a thin-walled stepped barrel, the outer diameter of the rear part of the outer barrel is smaller than the outer diameter of the front part, the rear part of the outer barrel is slidably inserted into the inner hole of the front part of the locking barrel and is limited by the outer end face of the annular groove of the connecting sleeve, a stepped ring is arranged in the stepped barrel and is used for pressing the outer barrel by the pressing ring when the outer barrel is connected with the muzzle connector, the inner wall of the front part of the outer barrel is provided with internal threads for connecting the front cover, and the outer surface of the outer barrel is provided with knurls and locking and unlocking marks corresponding to the groove on.
8. The muzzle suppressor of claim 7, wherein the rear part of the front cap has external threads to engage with the internal threads of the front part of the outer barrel, the front cap has a flared rotator b at its center coaxial with the main channel hole, the front end of the front cap has straight knurls on its outer circumference, and pairs of tool holes are uniformly distributed on its front end face in the circumferential direction, and the tool holes are blind holes for inserting a special tool to screw and unscrew the front cap.
9. The kinds of muzzle suppressors of claim 1, wherein there are three tenon slots on the muzzle connector, the tenons are connected to the mortise slots of the muzzle connector by tenon pins, and there are two sections of arc on the lower part of the tenons, which match with different outer diameters of the gun barrel.