CN206755992U - A kind of gun stock folding structure of sniper rifle - Google Patents
A kind of gun stock folding structure of sniper rifle Download PDFInfo
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- CN206755992U CN206755992U CN201720579520.1U CN201720579520U CN206755992U CN 206755992 U CN206755992 U CN 206755992U CN 201720579520 U CN201720579520 U CN 201720579520U CN 206755992 U CN206755992 U CN 206755992U
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- gun
- gun stock
- positioning
- stock
- folding structure
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Abstract
The utility model discloses a kind of gun stock folding structure of sniper rifle, belong to sniper rifle technical field.It includes the body of a gun and gun stock being hinged by rotating shaft, the axle sleeve being interference fitted with it is arranged with the rotating shaft, the axle sleeve is interference fitted with the body of a gun, for eliminating the circular gap between rotating shaft and the body of a gun, upper and lower limit shaft is vertically provided with the body of a gun to be interference fitted with gun stock, and telescopic top is provided with the gap of above-below direction, the body of a gun with gun stock for eliminating the body of a gun, the gun stock locks provided with positioning seat with top, for eliminating the body of a gun with gun stock in the gap of fore-and-aft direction.It can exclude the gap after gun stock expansion, effectively prevent rocking between the body of a gun and gun stock, ensure that fire accuracy.
Description
Technical field
The utility model belongs to sniper rifle technical field, is related to a kind of gun stock folding structure of sniper rifle.
Background technology
In sniper rifle design process, the ergonomic of sniper rifle is taken into full account, in portable, the length of full rifle
It is long, performance can be influenceed, portable is inconvenient.In recent years, the sniper rifle in China have developed rapidly, to shooting essence at a distance
Degree claim it is higher, as bore increases, barrel length lengthen, the total length of sniper rifle is oversize, certainly will require in portable mistake
Cheng Zhong, its gun stock can fold, and traditional gun stock folding structure, it is impossible to exclude the gap after gun stock expansion, rolling occurs in gun stock
It is dynamic, 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 gun stock folding structure of sniper rifle,
It can exclude the gap after gun stock expansion.
The utility model can be achieved through the following technical solutions：A kind of gun stock folding structure of sniper rifle, including pass through
The rotating shaft be hinged body of a gun and gun stock, the axle sleeve being interference fitted with it are arranged with the rotating shaft, the axle sleeve is matched somebody with somebody with body of a gun interference
Close, for eliminating the circular gap between rotating shaft and the body of a gun, vertically match somebody with somebody on the body of a gun provided with upper and lower limit shaft with gun stock interference
Close, for eliminating the body of a gun with gun stock in the gap of above-below direction, the body of a gun is provided with telescopic top, is set on the gun stock
There is positioning seat to be locked with top, for eliminating the body of a gun with gun stock in the gap of fore-and-aft direction.
Preferably, the positioning seat is provided with positioning hole, and the top is provided with the guiding for being used for being caught in positioning hole
Inclined-plane a, the positioning inclined-plane for it to be locked with positioning seat.
Preferably, telescopic folding button is provided with the positioning hole of the positioning seat, the one end for folding button is stretched successively
Go out positioning seat, gun stock, fold the other end of button and is abutted with top, promote top disengaging positioning seat during for stress.
Preferably, the gun stock is provided with telescopic expansion button, deploys to be arranged with trip on button, on the body of a gun
Provided with fixed seat, fixed seat locks provided with neck with trip.
Preferably, the trip is provided with the guiding surface b for the neck for being used for being caught in fixed seat.
Preferably, the gun stock is provided with the spacer pin a to deploying button axial limiting.
Preferably, the rotating shaft is provided with positioning plane, and the gun stock is provided with the positioning plane of positioning screw a and rotating shaft
Abut, form the positioning of countershaft.
Preferably, the positioning seat is provided with locating slot, and the gun stock is provided with positioning screw b and the positioning on positioning seat
Groove abuts, and forms the positioning to positioning seat.
Preferably, the body of a gun is provided with the spacer pin b to coming directly towards axial limiting.
Compared with prior art, the utility model has following beneficial effect：The gun stock of the utility model sniper rifle folds
By being arranged the axle sleeve being interference fitted with it in rotating shaft, axle sleeve is interference fitted structure with the body of a gun, eliminate rotating shaft and the body of a gun it
Between circular gap；Upper and lower limit shaft is vertically provided with the body of a gun to be interference fitted with gun stock, eliminates the body of a gun with gun stock upper and lower
The gap in direction；Corresponded in the body of a gun and telescopic top be provided with the face of gun stock, in the respective face of gun stock be provided with positioning seat with
Top locks, and eliminates the body of a gun and gun stock in the gap of fore-and-aft direction, so, the gap in three directions is eliminated, folding
Poststack is reinflated, accurate positioning, and reuse uniformity is good, effectively prevent rocking between the body of a gun and gun stock, ensure that and penetrate
Hit precision.
Brief description of the drawings
Fig. 1 is the utility model overall structure diagram；
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 Fig. 1 top view；
Fig. 5 is the sectional view of the line C-C along Fig. 4；
Fig. 6 is schematic diagram when gun stock folds in the utility model；
Fig. 7 is the structural representation of rotating shaft in the utility model；
Fig. 8 is the structural representation of positioning seat in the utility model.
Reference
1 is the body of a gun, and 2 be gun stock, and 3 be rotating shaft, and 301 be positioning plane, and 4 be axle sleeve, and 5 be upper and lower limit shaft, and 6 be top,
601 be guiding surface a, and 602 be positioning inclined-plane, and 7 be positioning seat, and 701 be locating slot, and 8 be compression spring a, and 9 is fold button,
10 be compression spring b, and 11 be expansion button, and 12 be trip, and 1201 be guiding surface b, and 13 be fixed seat, and 14 be compression spring c,
15 be spacer pin a, and 16 be positioning screw a, and 17 be positioning screw b, and 18 be the corresponding surface that spacer pin b, D and F are the body of a gun and gun stock.
Embodiment
Embodiment of the present utility model is described in further detail below in conjunction with the accompanying drawings.
Referring to Fig. 1-Fig. 8, a kind of embodiment of the gun stock folding structure of sniper rifle, including the rifle being hinged by rotating shaft 3
Body 1 and gun stock 2, the axle sleeve 4 being interference fitted with it are arranged with rotating shaft 3, axle sleeve 4 is interference fitted with the body of a gun 1, for eliminating rotating shaft
Circular gap between 3 and the body of a gun 1, vertically it is interference fitted provided with upper and lower limit shaft 5 with gun stock 2 on the body of a gun 1, for eliminating the body of a gun
1 matches somebody with somebody in the gap of above-below direction, the body of a gun 1 with gun stock 2 provided with telescopic top 6, gun stock 2 provided with positioning seat 7 and top 6
Locking is closed, for eliminating the body of a gun 1 with gun stock 2 in the gap of fore-and-aft direction.In the present embodiment, top 6 and compression spring a8 coordinates
Realize flexible, gun stock 2 can be deployed and needed for folding to realize by the control to the magnitude of interference between axle sleeve 4 and the body of a gun 1
The control of the size of power.
Positioning seat 7 is provided with positioning hole, and top 6 is provided with the guiding surface a601 for being used to be caught in positioning hole, is used for
The positioning inclined-plane 602 that it is locked with positioning seat 7.Can be brought into close contact corresponding surface D, F of the body of a gun 1 and gun stock 2.
Telescopic folding button 9 is provided with the positioning hole of positioning seat 7, positioning seat is stretched out in the one end for folding button 9 successively
7th, gun stock 2, the other end for folding button 96 abut with top, promote coming directly towards 6 disengaging positioning seats 7 during for stress.The present embodiment
In, fold button 9 and compression spring b10 and coordinate realization flexible.
Gun stock 2 is provided with telescopic expansion button 11, deploys to be arranged with trip 12 on button 11, the body of a gun 1 is provided with solid
Reservation 13, fixed seat 13 lock provided with neck with trip 12.In the present embodiment, expansion button 11 and compression spring c14
Coordinate realization flexible.
Trip 12 is provided with the guiding surface b1201 for the neck for being used for being caught in fixed seat 13.
Gun stock 2 is provided with the spacer pin a15 to deploying the axial limiting of button 11.
Rotating shaft 3 is provided with positioning plane 301, and gun stock 2 is provided with positioning screw a16 and the positioning plane 301 of rotating shaft 3 is supported
Connect, form the positioning of countershaft 3.The shake allowance between rotating shaft 3 and gun stock 2 can be eliminated.
Positioning seat 7 is provided with locating slot 701, and gun stock 2 supports provided with positioning screw b17 with the locating slot 701 on positioning seat 7
Connect, form the positioning to positioning seat 7.
The body of a gun 1 is provided with the spacer pin b18 to coming directly towards 6 axial limitings.
The course of work：
When needing to fold, pressing folds button 9, folds button 9 and promotes top 6 to axially move, treats top 6 and positioning seat
After 7 disengagings effect, gun stock 2 is promoted 3 to rotate around the shaft, when trip 12 contacts with the fixed seat 13 of gun stock 2, in guiding surface
In the presence of b1201, trip 12 axially moves resigning downwards, and after crossing guiding surface b1201, trip 12 is in compression spring
The neck of the fixed seat 13 of gun stock 2 is caught under c14 spring force effect upwards, gun stock 2 is fixed；
When needing expansion, pressing expansion button 11, expansion button 11 drives trip 12 to axially move downwards, treats trip 12
When departing from 2 fixed seat 13 of gun stock, gun stock 2 is promoted 3 to rotate around the shaft, when top 6 contacts with positioning seat 7, in guiding surface a601
In the presence of, top 6 inwardly axially moves resigning, and after crossing guiding surface a601, top 6 is caught in the positioning hole of positioning seat 7
In, pin gun stock 2.
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 gun stock folding structure of sniper rifle, including the body of a gun and gun stock being hinged by rotating shaft, it is characterised in that：It is described
The axle sleeve being interference fitted with it is arranged with rotating shaft, the axle sleeve is interference fitted with the body of a gun, for eliminating between rotating shaft and the body of a gun
Circular gap, upper and lower limit shaft is vertically provided with the body of a gun and is interference fitted with gun stock, is existed for eliminating the body of a gun with gun stock
The gap in lower direction, the body of a gun are provided with telescopic top, and the gun stock locks provided with positioning seat with top, use
In the elimination body of a gun with gun stock in the gap of fore-and-aft direction.
2. the gun stock folding structure of sniper rifle according to claim 1, it is characterised in that：The positioning seat is provided with fixed
Position hole, the top are provided with guiding surface a, the locating latch for it to be locked with positioning seat for being used to be caught in positioning hole
Face.
3. the gun stock folding structure of sniper rifle according to claim 2, it is characterised in that：The positioning hole of the positioning seat
In be provided with telescopic folding button, the one end for folding button stretches out positioning seat, gun stock, folds the other end and the top of button successively
Head abuts, and promotes top to depart from positioning seat during for stress.
4. the gun stock folding structure of sniper rifle according to claim 1, it is characterised in that：The gun stock, which is provided with, to be stretched
The expansion button of contracting, deploy to be arranged with trip on button, the body of a gun is provided with fixed seat, and fixed seat is provided with neck and trip
Lock.
5. the gun stock folding structure of sniper rifle according to claim 4, it is characterised in that：The trip, which is provided with, to be used for
The guiding surface b for the neck being caught in fixed seat.
6. the gun stock folding structure of sniper rifle according to claim 4, it is characterised in that：The gun stock is provided with to exhibition
Open the spacer pin a of button axial limiting.
7. the gun stock folding structure of sniper rifle according to claim 1, it is characterised in that：The rotating shaft is provided with positioning
Plane, the gun stock abut provided with positioning screw a with the positioning plane of rotating shaft, form the positioning of countershaft.
8. the gun stock folding structure of sniper rifle according to claim 1, it is characterised in that：The positioning seat is provided with fixed
Position groove, the gun stock abut provided with positioning screw b with the locating slot on positioning seat, form the positioning to positioning seat.
9. the gun stock folding structure of sniper rifle according to claim 1, it is characterised in that：The body of a gun is provided with to top
The spacer pin b of head axial limiting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720579520.1U CN206755992U (en) | 2017-05-23 | 2017-05-23 | A kind of gun stock folding structure of sniper rifle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720579520.1U CN206755992U (en) | 2017-05-23 | 2017-05-23 | A kind of gun stock folding structure of sniper rifle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206755992U true CN206755992U (en) | 2017-12-15 |
Family
ID=60620067
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720579520.1U Active CN206755992U (en) | 2017-05-23 | 2017-05-23 | A kind of gun stock folding structure of sniper rifle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206755992U (en) |
-
2017
- 2017-05-23 CN CN201720579520.1U patent/CN206755992U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |