CN206709687U - A kind of gas-guiding structure of firearms - Google Patents
A kind of gas-guiding structure of firearms Download PDFInfo
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- CN206709687U CN206709687U CN201720502640.1U CN201720502640U CN206709687U CN 206709687 U CN206709687 U CN 206709687U CN 201720502640 U CN201720502640 U CN 201720502640U CN 206709687 U CN206709687 U CN 206709687U
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- gas
- gun barrel
- block
- guiding structure
- air channel
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Abstract
The utility model discloses a kind of gas-guiding structure of the less firearms of turning torque, belongs to firearms technical field.It includes gun barrel, gas block is arranged with the gun barrel, the leading portion of gas block is air chamber, air chamber is provided with bleeder port, be located in air chamber one section of the gun barrel is provided with gas port, piston, the adjuster for adjusting gas port with the common axial line of gun barrel is installed, the quantity of the gas port is two, and two gas ports line centered on gun barrel axial line is symmetricly set on gun barrel in air chamber.When the utility model is shot, powder gases respectively enter air chamber from two gas ports, drive piston back seat, and caused turning torque can cancel out each other, and effectively reduce body of a gun bounce, ensure that fire accuracy.
Description
Technical field
The utility model belongs to firearms technical field, is related to a kind of gas-guiding structure of firearms.
Background technology
In existing firearms, air guide mechanism is arranged above or below gun barrel, and firearms can produce tilting force in shooting
Square, cause body of a gun bounce big, be not easy to manipulate, influence fire accuracy.
Utility model content
The purpose of this utility model is exactly to solve the above problems, there is provided a kind of air guide of the less firearms of turning torque
Structure.
The utility model can be achieved through the following technical solutions：A kind of gas-guiding structure of firearms, including gun barrel, the gun barrel
On be arranged with gas block, the leading portion of gas block is air chamber, and air chamber is provided with bleeder port, and the gun barrel is located on one section in air chamber
Provided with gas port, piston, the adjuster for adjusting gas port with the common axial line of gun barrel, the gas port are installed in air chamber
Quantity be two, two gas ports line centered on gun barrel axial line is symmetricly set on gun barrel.
Preferably, the adjuster is provided with air channel corresponding with gas port, and the front end of adjuster, which is provided with, stretches out air chamber
Stress piece, drive adjuster to rotate to make air channel be connected with gas port during for stress.
Preferably, the air channel includes the first air channel, the second air channel, and the groove width of first air channel, which is more than, to be led
The aperture of stomata, the groove width of second air channel are less than the aperture of gas port.
Preferably, the stress piece is hinged with locking plate by a jointed shaft, and the front end side face of the gas block is provided with three
Individual axial regulating tank, locking plate is provided with the dead bolt that can be caught in regulating tank, and when dead bolt is caught in a regulating tank, described first is logical
Air drain and the second air channel misplace with gas port, when dead bolt is caught in another regulating tank, first air channel and air guide
Hole connects, and when dead bolt is caught in the 3rd regulating tank, second air channel connects with gas port.
Preferably, regulation spring is provided between the stress piece and locking plate, for providing locking when dead bolt is caught in regulating tank
Power.
Preferably, three obturator rings are additionally provided with the adjuster.
Preferably, the gun barrel is provided with step, and step is provided with locating slot, and the back segment of the gas block is provided with boss
Step locating slot is inserted, it is circumferentially positioned to gas block.
Preferably, the rear end face of the gas block abuts with the step, and the front end of gas block is provided with spacer, it is described by
The rear end face of power piece abuts with the front end face of gas block, and the front end face of the adjuster is set in the anterior block of gun barrel with one and supported
Connect, the block is fixedly connected with spacer by a locating shaft, in addition to fixed cylinder, before the rear end face and block of fixed cylinder
End face abuts, and front end and the gun barrel screw thread of fixed cylinder coordinate, and form the axially position to gas-guiding structure.
Preferably, coordinate between the block and gun barrel for gap.
Compared with prior art, the utility model has following beneficial effect：Air guide is arranged with the utility model on gun barrel
Hoop, the leading portion of gas block are air chamber, and air chamber is provided with bleeder port, and be located in air chamber one section of gun barrel is provided with gas port, air chamber
In piston, the adjuster for adjusting gas port with gun barrel axial line altogether are installed, the quantity of gas port is two, and two are led
Stomata line centered on gun barrel axial line is symmetricly set on gun barrel, and during small arms firing, powder gases are distinguished from two gas ports
Enter air inlet chamber, drive piston back seat, caused turning torque can cancel out each other, and effectively reduce body of a gun bounce, ensure that shooting
Precision.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the sectional view of the line A-A along Fig. 1；
Fig. 3 is the sectional view of the line B-B along Fig. 1；
Fig. 4 is the structural representation of gas block in the utility model；
Fig. 5 is the structural representation of adjuster in the utility model；
Fig. 6 is the structural representation of locking plate in the utility model；
Fig. 7 is the axonometric drawing of gun barrel in the utility model；
Fig. 8 is the sectional view of gun barrel in the utility model；
Fig. 9 is the structural representation that the utility model is in " macropore " state；
Figure 10 is the sectional view of the line C-C along Fig. 9；
Figure 11 is the structural representation that the utility model is in " aperture " state；
Figure 12 is the sectional view of the line D-D along Figure 11.
Reference
1 is gun barrel, and 11 be gas port, and 12 be step, and 121 be locating slot, and 13 be external screw thread, and 2 be gas block, and 21 be discouraged
Hole, 22 be regulating tank, and 23 be boss, and 24 be spacer, and 3 be piston, and 4 be adjuster, and 41 be air channel, and 411 be the first ventilation
Groove, 412 be the second air channel, and 42 be stress piece, and 421 be spring hole, and 43 be obturator ring, and 5 be jointed shaft, and 6 be locking plate, and 61 be lock
Tongue, 62 be locking tappet hole, and 7 be regulation spring, and 8 be block, and 9 be locating shaft, and 10 be fixed cylinder.
Embodiment
Embodiment of the present utility model is described in further detail below in conjunction with the accompanying drawings.
In the present embodiment, the orientation or position of the instruction such as term " on " " under " " left side " " right side " " preceding " " rear " " upper end " " lower end "
It is based on orientation shown in the drawings or position relationship to put relation, is for only for ease of description, rather than indicates or imply meaning
Device or element must have specific orientation, with specific azimuth configuration or operation, therefore it is not intended that new to this practicality
The limitation of type.
Referring to Fig. 1-Fig. 8, a kind of embodiment of the gas-guiding structure of firearms, including gun barrel 1, gas block is arranged with gun barrel 1
2, the leading portion of gas block 2 is air chamber, and air chamber is provided with bleeder port 21, and be located in air chamber one section of gun barrel 1 is provided with gas port 11,
Piston 3, the adjuster 4 for adjusting gas port 11 with the common axial line of gun barrel 1 is installed, the quantity of gas port 11 is in air chamber
Two, two gas ports 11 line centered on the axial line of gun barrel 1 is symmetricly set on gun barrel 1.
Adjuster 4 is provided with air channel 41 corresponding with gas port 11, and the front end of adjuster 4 is provided with the stress for stretching out air chamber
Piece 42, adjuster 4 is driven to rotate to make air channel 41 be connected with gas port 11 during for stress.
Air channel 41 includes the first air channel 411, the second air channel 412, and the groove width of the first air channel 411 is more than gas port
11 aperture, the groove width of the second air channel 412 are less than the aperture of gas port 11.
Stress piece 42 is hinged with locking plate 6 by a jointed shaft 5, and the front end side face of gas block 2 is provided with the tune of three axial directions
Groove 22 is saved, locking plate 6 is provided with the dead bolt 61 that can be caught in regulating tank 22, when dead bolt 61 is caught in a regulating tank 22, the first ventilation
The air channel 412 of groove 411 and second misplaces with gas port 11, i.e. "Off" state, when dead bolt 61 is caught in another regulating tank 22
When, the first air channel 411 connects with gas port 11, i.e. " macropore " state, when dead bolt 61 is caught in the 3rd regulating tank 22, second
Air channel 412 connects with gas port 11, i.e. " aperture " state.By setting three regulating tanks 22 to coordinate with dead bolt 61, realize
Manually with automatic rapid translating, the practicality of firearms is improved.
Regulation spring 7 is provided between stress piece 42 and locking plate 6, for providing coupling mechanism force when dead bolt 61 is caught in regulating tank 22.
Ensure that dead bolt 61 abuts with regulating tank 22 all the time.In the present embodiment, stress piece 42 is provided with spring hole 421, and locking plate 6 is provided with corresponding
Locking tappet hole 62, regulation spring 7 both ends be separately mounted in spring hole 421 and locking tappet hole 62.
Three obturator rings 43 are additionally provided with adjuster.Obturator ring 43 effectively can prevent powder gases from escaping with confining gas
Go out, so as to reduce energy loss.
Gun barrel 1 is provided with step 12, and step 12 is provided with locating slot 121, and the back segment of gas block 2 inserts provided with boss 23
The locating slot 12 of step 12, it is circumferentially positioned to gas block 2.
The rear end face of gas block 2 abuts with step 12, and the front end of gas block 2 is provided with spacer 24, the rear end of stress piece 42
Face abuts with the front end face of gas block 2, and the front end face of adjuster 4 is set in the anterior block 8 of gun barrel 1 with one and abutted, block 8 with
Spacer 24 is fixedly connected by a locating shaft 9, in addition to fixed cylinder 10, the rear end face of fixed cylinder 10 and the front end face of block 8
Abut, front end and the screw thread of gun barrel 1 of fixed cylinder 10 coordinate, and form the axially position to gas-guiding structure.In the present embodiment, gun barrel 1
Front end be provided with external screw thread 13, fixed cylinder 10 is provided with the internal thread coordinated with external screw thread 13.
Coordinate between block 8 and gun barrel 1 for gap.It is beneficial for disassembly and assembly.
The course of work is as follows：
Referring to Fig. 1-Fig. 2, locking plate 6 is pressed, when dead bolt 61 departs from gas block 2, the stress that rotates in a circumferential direction piece 42 is adjusted to drive
Section device 4 rotates, and when dead bolt 61 is located at 22 top of regulating tank, the first air channel 411 and the second air channel 412 are and air guide
Hole 11 misplaces, and unclamps locking plate 6, and dead bolt 61 is caught in the regulating tank 22, locks "Off" state, firearms are manual mode；Referring to figure
9- Figure 10 presses locking plate 6, it is necessary to when being converted to automatic mode, when dead bolt 61 departs from regulating tank 22, the stress that rotates in a circumferential direction piece 42
To drive adjuster 4 to rotate, when dead bolt 61 is located at another 22 top of regulating tank, the first air channel 411 connects with gas port 11
It is logical, locking plate 6 is unclamped, dead bolt 61 is caught in the regulating tank 22, locks " macropore " state, and powder gases are ventilated through gas port 11, first
Groove 411 enters air inlet chamber, promotes piston 3, realizes automatic mode；Referring to Figure 11-Figure 12, when recoil energy is excessive, locking plate is pressed
6, when dead bolt 61 departs from gas block 2, the stress that rotates in a circumferential direction piece 42 drives adjuster 4 to rotate, and treats that dead bolt 61 is located at the 3rd
During 22 top of regulating tank, the second air channel 412 connects with gas port 11, unclamps locking plate 6, and dead bolt 61 is caught in the regulating tank 22, locks
Fixed " aperture " state.
It should be noted that above example only to illustrate the technical solution of the utility model and unrestricted, this area
It is to be appreciated by one skilled in the art that can be modified to the technical solution of the utility model or equivalent substitution, without de-
From the objective and scope of technical solutions of the utility model, it all should cover among right of the present utility model.
Claims (9)
1. a kind of gas-guiding structure of firearms, including gun barrel, it is characterised in that：Gas block is arranged with the gun barrel, gas block
Leading portion is air chamber, and air chamber is provided with bleeder port, and be located in air chamber one section of the gun barrel is provided with gas port, is provided with air chamber
With piston, the adjuster for adjusting gas port of the common axial line of gun barrel, the quantity of the gas port is two, two gas ports
Line is symmetricly set on gun barrel centered on gun barrel axial line.
2. the gas-guiding structure of firearms according to claim 1, it is characterised in that：The adjuster is provided with and gas port pair
The air channel answered, the front end of adjuster are provided with the stress piece for stretching out air chamber, drive adjuster to rotate to make ventilation during for stress
Groove connects with gas port.
3. the gas-guiding structure of firearms according to claim 2, it is characterised in that：The air channel include the first air channel,
Second air channel, the groove width of first air channel are more than the aperture of gas port, and the groove width of second air channel is less than air guide
The aperture in hole.
4. the gas-guiding structure of firearms according to claim 3, it is characterised in that：The stress piece is hinged by a jointed shaft
There is locking plate, the front end side face of the gas block is provided with the regulating tank of three axial directions, and locking plate is provided with the lock that can be caught in regulating tank
Tongue, when dead bolt is caught in a regulating tank, first air channel and the second air channel misplace with gas port, when dead bolt is caught in
During another regulating tank, first air channel connects with gas port, and when dead bolt is caught in the 3rd regulating tank, described second is logical
Air drain connects with gas port.
5. the gas-guiding structure of firearms according to claim 4, it is characterised in that：It is provided with and adjusts between the stress piece and locking plate
Spring is saved, for providing coupling mechanism force when dead bolt is caught in regulating tank.
6. the gas-guiding structure of firearms according to claim 2, it is characterised in that：Three are additionally provided with the adjuster to close
Compression ring.
7. the gas-guiding structure of firearms according to claim 2, it is characterised in that：The gun barrel is provided with step, on step
Provided with locating slot, the back segment of the gas block is provided with boss insertion step locating slot, circumferentially positioned to gas block.
8. the gas-guiding structure of firearms according to claim 7, it is characterised in that：The rear end face of the gas block with described
Rank abuts, and the front end of gas block is provided with spacer, and the rear end face of the stress piece abuts with the front end face of gas block, the regulation
The front end face of device is set in the anterior block of gun barrel with one and abutted, and the block is fixedly connected with spacer by a locating shaft,
Also include fixed cylinder, the rear end face of fixed cylinder abuts with the front end face of block, and front end and the gun barrel screw thread of fixed cylinder coordinate, and are formed
To the axially position of gas-guiding structure.
9. the gas-guiding structure of firearms according to claim 8, it is characterised in that：Match somebody with somebody between the block and gun barrel for gap
Close.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720502640.1U CN206709687U (en) | 2017-05-08 | 2017-05-08 | A kind of gas-guiding structure of firearms |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720502640.1U CN206709687U (en) | 2017-05-08 | 2017-05-08 | A kind of gas-guiding structure of firearms |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206709687U true CN206709687U (en) | 2017-12-05 |
Family
ID=60466464
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720502640.1U Active CN206709687U (en) | 2017-05-08 | 2017-05-08 | A kind of gas-guiding structure of firearms |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206709687U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108662945A (en) * | 2018-04-26 | 2018-10-16 | 中北大学 | Improve the gun barrel gas-guiding structure and gas operated firearms of gas operated small arms firing precision |
| CN110132048A (en) * | 2019-05-24 | 2019-08-16 | 武守鹏 | Sensor-type gas operated device |
-
2017
- 2017-05-08 CN CN201720502640.1U patent/CN206709687U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108662945A (en) * | 2018-04-26 | 2018-10-16 | 中北大学 | Improve the gun barrel gas-guiding structure and gas operated firearms of gas operated small arms firing precision |
| CN108662945B (en) * | 2018-04-26 | 2019-09-13 | 中北大学 | Improve the gun barrel gas-guiding structure and gas operated firearms of gas operated small arms firing precision |
| CN110132048A (en) * | 2019-05-24 | 2019-08-16 | 武守鹏 | Sensor-type gas operated device |
| CN110132048B (en) * | 2019-05-24 | 2021-05-07 | 武守鹏 | Sensing type air guide device |
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| GR01 | Patent grant |