阅读说明：本技术 一种单发枪械的可调节枪托结构 (Adjustable stock structure of single shot firearms ) 是由 王敏祥 李茂林 唐程远 王勇 刘科言 谢凤 楚凤娇 黄�俊 林享彬 于 2021-09-27 设计创作，主要内容包括：本发明公开了一种单发枪械的可调节枪托结构,具备贴腮、托底的高低、方向调节功能。包括枪托体组件、贴腮组件、托底组件,贴腮组件包括贴腮体、贴腮连接螺钉,贴腮体的下方固定有贴腮调节座,贴腮调节座内设有螺母滑槽、调节座滑槽,螺母滑槽内滑动配合贴腮调节螺母,贴腮连接螺钉沿高低方向卡接于枪托体组件,贴腮连接螺钉与贴腮调节螺母配合；托底组件包括托底板、托底座体、托底,托底板的前端沿左右方向设有横向滑动槽,横向滑动槽内配合有托底板连接螺钉,托底板连接螺钉与枪托体组件连接,托底板的后端沿高低方向设有燕尾槽,托底座体的前端滑动配合在燕尾槽内,托底通过托底座连接螺钉固定在托底座体上,且与托底板贴紧。(The invention discloses an adjustable butt structure of a single-shot firearm, which has the functions of cheek attachment, height adjustment of a butt and direction adjustment of a butt. The gill sticking device comprises a gun rest body assembly, a gill sticking assembly and a bottom supporting assembly, wherein the gill sticking assembly comprises a gill sticking body and a gill sticking connecting screw, a gill sticking adjusting seat is fixed below the gill sticking body, a nut sliding groove and an adjusting seat sliding groove are formed in the gill sticking adjusting seat, the gill sticking adjusting nut is in sliding fit in the nut sliding groove, the gill sticking connecting screw is clamped in the gun rest body assembly along the height direction, and the gill sticking connecting screw is matched with the gill sticking adjusting nut; the support bottom assembly comprises a support bottom plate, a support bottom seat body and a support bottom, a transverse sliding groove is formed in the front end of the support bottom plate along the left-right direction, a support bottom plate connecting screw is matched in the transverse sliding groove and connected with the gun support body assembly, a dovetail groove is formed in the rear end of the support bottom plate along the height direction, the front end of the support bottom seat body is in sliding fit in the dovetail groove, and the support bottom is fixed on the support bottom seat body through the support bottom seat connecting screw and is tightly attached to the support bottom plate.)

1. The utility model provides an adjustable stock structure of single shot firearms, includes stock body subassembly to and connect in the gill subassembly of pasting of stock body subassembly, hold in the palm end subassembly, its characterized in that:

the cheek sticking assembly comprises a cheek sticking body and a cheek sticking connecting screw, a cheek sticking adjusting seat is fixed below the cheek sticking body, a nut sliding groove and an adjusting seat sliding groove are formed in the cheek sticking adjusting seat along the left and right directions, the nut sliding groove is located right above the adjusting seat sliding groove and communicated with the adjusting seat sliding groove, a cheek sticking adjusting nut with a rectangular outer surface is arranged in the nut sliding groove in a sliding fit mode, the width of the cheek sticking adjusting nut is larger than that of the adjusting seat sliding groove, the diameter of a screw hole of the cheek sticking adjusting nut is smaller than that of the adjusting seat sliding groove, the cheek sticking connecting screw is connected to the gunstock assembly in a high-low direction in a clamping mode, and the upper end of the cheek sticking connecting screw penetrates through the adjusting seat sliding groove to be in threaded fit with the cheek sticking adjusting nut to form a left and right direction adjusting type cheek sticking assembly;

the support base assembly comprises a support base plate, a support base body and a support base, wherein a transverse sliding groove is formed in the front end of the support base plate along the left-right direction, a support base plate connecting screw is matched in the transverse sliding groove and is connected with the gun support body assembly in a threaded mode for adjusting the left-right position of the support base plate, a dovetail groove is formed in the rear end of the support base plate along the height direction, the front end of the support base body is of a dovetail shape, is matched in the dovetail groove in the rear end of the support base plate in a sliding mode and is used for adjusting the height position of the support base body, the support base is fixed on the support base body through the support base connecting screw, the end of the support base connecting screw penetrates through the support base body to be attached to the support base plate, the vertical position of the support base body is locked in a tightly-fixed mode, and the height and left-right direction adjusting type support base assembly is formed.

2. The adjustable stock structure of a single-shot firearm as set forth in claim 1, wherein: paste the chin body and be the working of plastics, paste the chin body and inlay and be fixed with the steel swivel nut, paste the chin body, paste and be equipped with the subsides chin gasket of required thickness between the chin regulation seat, the steel swivel nut links firmly through gasket connecting screw with pasting the chin regulation seat, and gasket connecting screw passes and pastes the chin gasket.

3. The adjustable stock structure of a single-shot firearm as set forth in claim 1, wherein: the upper end of the gun support body assembly is transversely provided with a guide sliding groove, and the lower end of the cheek attaching adjusting seat is in clearance fit in the guide sliding groove to form a guide for the transverse movement of the cheek attaching adjusting seat.

4. The adjustable stock structure of a single-shot firearm as set forth in claim 1, wherein: the support bottom is a rubber part, and a steel support bottom insert is embedded in the support bottom and is used for being connected with the support bottom seat body through screws.

5. The adjustable stock structure of a single-shot firearm as set forth in claim 1, wherein: still include the body of a gun, the rear end of the body of a gun is equipped with body of a gun location back inserts, body of a gun location back inserts and stock body subassembly bolted connection, the front end of the body of a gun is equipped with the inserts before the body of a gun location, the inserts has the system hand ware guide rail through bolted connection before the body of a gun location, has a plurality of locating holes and groove sign on the system hand ware guide rail for realize making the hand ware and slide around on the guide rail, and fix a position at required position.

6. The adjustable stock structure of a single-shot firearm as set forth in claim 1, wherein: and a bottom supporting gasket with the required thickness is arranged between the bottom supporting assembly and the gun stock body. The gun stock is internally provided with a steel threaded sleeve, and the backing bolt penetrates through the backing gasket to be connected with the steel threaded sleeve on the gun stock, so that the thickness of the backing is adjusted.

Technical Field

The invention relates to the technical field of firearms, in particular to an adjustable stock structure of a single-shot firearm.

Background

The gunstock is a main component of the firearm, and the gunstock mainly comprises a connecting part and a supporting part and is a main part for controlling the firearm by a shooter. Is a main part for ensuring that the shooter can aim at the cheek, hold and support the shoulder comfortably. General single shot gun stock structure can not possess simultaneously the height of pasting the cheek, direction adjustment function and hold in the palm the end up-down and horizontal hunting function, does not possess the required hand-maker installation interface of shooting match, unsatisfied military shooting match demand, consequently needs the adjustable stock structure of the novel single shot firearms of design.

Disclosure of Invention

The invention aims to overcome the defects of the prior art and provides an adjustable butt structure of a single-shot firearm, which has the functions of horizontal and vertical adjustment of cheek attachment and butt support.

The purpose of the invention is realized as follows:

an adjustable butt structure of a single-shot firearm comprises a butt body component, a cheek attaching component and a bottom supporting component which are connected with the butt body component,

the gill attaching assembly comprises a gill attaching body and a gill attaching connecting screw, wherein a gill attaching adjusting seat is fixed below the gill attaching body, a nut sliding groove and an adjusting seat sliding groove are transversely arranged in the gill attaching adjusting seat, the nut sliding groove is located right above the adjusting seat sliding groove and communicated with the adjusting seat sliding groove, a gill attaching adjusting nut with a rectangular outer surface is arranged in the nut sliding groove in a sliding fit mode, the width of the gill attaching adjusting nut is larger than the width of the adjusting seat sliding groove, the diameter of a screw hole of the gill attaching adjusting nut is smaller than the width of the adjusting seat sliding groove, the gill attaching connecting screw is vertically clamped on the gun support body assembly in a clamping mode, and the upper end of the gill attaching connecting screw penetrates through the adjusting seat sliding groove to be in threaded fit with the gill attaching adjusting nut to form a transversely-adjusted gill attaching assembly;

the support base assembly comprises a support base plate, a support base body and a support base, wherein a transverse sliding groove is formed in the front end of the support base plate along the left-right direction, a support base plate connecting screw is matched in the transverse sliding groove and is in threaded connection with the gun support body assembly for adjusting the transverse position of the support base plate, a dovetail groove is vertically formed in the rear end of the support base plate, the front end of the support base body is of a dovetail shape, is in sliding fit in the dovetail groove in the rear end of the support base plate and is used for adjusting the vertical position of the support base body, the support base is fixed on the support base body through the support base connecting screw, the end of the support base connecting screw penetrates through the support base body to be abutted against the support base plate, the vertical position of the support base body is locked in a fastening mode, and the transverse and vertical adjusting type support base assembly is formed.

Preferably, the cheek attaching body is a plastic piece, a steel swivel nut is embedded in the cheek attaching body, a cheek attaching gasket with required thickness is arranged between the cheek attaching body and the cheek attaching adjusting seat, the steel swivel nut and the cheek attaching adjusting seat are fixedly connected through a gasket connecting screw, and the gasket connecting screw penetrates through the cheek attaching gasket.

Preferably, the upper end of the gun support body assembly is transversely provided with a guide sliding groove, and the lower end of the cheek attaching adjusting seat is in clearance fit in the guide sliding groove to form a guide for the transverse movement of the cheek attaching adjusting seat.

Preferably, the support bottom is a rubber part, and a steel support bottom embedded part is embedded in the support bottom and is used for being connected with the support bottom seat body through screws.

Preferably, still include the body of a gun, the rear end of the body of a gun is equipped with body of a gun location back inserts, body of a gun location back inserts and stock body subassembly bolted connection, the front end of the body of a gun is equipped with body of a gun location front inserts, body of a gun location front inserts passes through the bolt and is connected with the stock body, and stock body bottom has inlayed the system hand ware guide rail, has a plurality of locating holes and groove sign on the system hand ware guide rail for realize system hand ware and slide around on the guide rail, and fix a position at required position fast.

Preferably, a backing gasket with the required thickness is arranged between the backing assembly and the gun stock body. The gun stock is internally provided with a steel threaded sleeve, and the backing bolt penetrates through the backing gasket to be connected with the steel threaded sleeve on the gun stock, so that the thickness of the backing is adjusted.

Due to the adoption of the technical scheme, the invention has the following beneficial effects:

this structure is under the prerequisite that does not change firing mechanism, shooting precision, full rifle overall arrangement, realizes pasting the regulatory function of chin and support end, designs the system hand ware installation interface, satisfies international military shooting match rule, improves man-machine work efficiency, guarantees the shooting precision, gains better match score.

The novel gunstock can meet the rules of international military shooting competition, and the aim that shooting personnel can quickly adjust the manned ring on the gunstock according to self statures and habits is achieved, so that a better shooting effect is achieved.

Drawings

FIG. 1 is a schematic cross-sectional view of the present invention;

FIG. 2 is a schematic structural view of the present invention;

FIG. 3 is a top view of FIG. 2;

FIG. 4 is a schematic bottom view of FIG. 2;

FIG. 5 is a schematic view of the gun body attachment of the present invention;

fig. 6 is a perspective view of the cheek rest assembly;

FIG. 7 is a cross-sectional schematic view of the cheek attachment assembly;

fig. 8 is a side schematic view of the cheek rest assembly;

FIG. 9 is a schematic cross-sectional view of the backing assembly;

FIG. 10 is a schematic structural view of a bottom plate;

FIG. 11 is a bottom schematic view of FIG. 10;

FIG. 12 is a schematic view of the bottom bracket body;

FIG. 13 is a bottom schematic view of FIG. 12;

fig. 14 is a schematic view of the hand brake connection.

Detailed Description

Referring to fig. 1-14, an embodiment of an adjustable butt structure of a single-shot firearm comprises a butt body assembly, and a chin rest assembly and a bottom rest assembly connected to the butt body assembly.

Paste the chin subassembly including pasting the chin body, pasting the chin connecting screw, the below of pasting the chin body is fixed with pastes the chin and adjusts the seat, paste the chin and adjust the seat in along transversely being equipped with the nut spout, adjusting seat spout, the nut spout is located and adjusts the seat spout directly over, and with adjusting seat spout intercommunication, sliding fit has the outward appearance to personally submit the subsides chin adjusting nut of rectangle in the nut spout, paste the width that chin adjusting nut's width is greater than adjusting seat spout, paste the screw diameter of chin adjusting nut and be less than the width of adjusting seat spout, paste the chin connecting screw along vertical joint in stock body subassembly, paste the upper end of chin connecting screw and pass adjusting seat spout and paste the cooperation of chin adjusting nut screw thread, form the horizontal regulation formula and paste the chin subassembly.

The upper edge of the gun support body assembly is provided with a guide sliding groove in the left-right direction, and the lower end of the cheek attaching adjusting seat is in clearance fit in the guide sliding groove to form a guide for moving the cheek attaching adjusting seat in the left-right direction. Paste the chin body and be the working of plastics, paste the chin body and inlay and be fixed with the steel swivel nut, paste the chin body, paste and be equipped with the subsides chin gasket of required thickness between the chin regulation seat, the steel swivel nut links firmly through gasket connecting screw with pasting the chin regulation seat, and gasket connecting screw passes and pastes the chin gasket.

The cheek attaching assembly can realize height and direction adjustment on the gun support body. The adjustment of the height is realized by adding cheek attaching gaskets with different heights between the cheek attaching body and the cheek attaching adjusting seat, and the cheek attaching gaskets are connected with the cheek attaching body through fastening screws. The cheek attaching adjusting nut slides in an adjusting groove of the cheek attaching adjusting seat, so that the left and right direction adjustment is realized.

The support base assembly comprises a support base plate, a support base body and a support base, wherein a transverse sliding groove is transversely formed in the front end of the support base plate, a support base plate connecting screw is matched in the transverse sliding groove and is in threaded connection with the gun support body assembly for adjusting the transverse position of the support base plate, a dovetail groove is vertically formed in the rear end of the support base plate, the front end of the support base body is of a dovetail shape, the front end of the support base body is in sliding fit with the dovetail groove in the rear end of the support base plate and is used for adjusting the height position of the support base body, the support base is fixed on the support base body through the support base connecting screw, the end of the support base connecting screw penetrates through the support base body to be abutted against the support base plate, the vertical position of the support base body is locked in a fastening mode, and the transverse and vertical adjusting type support base assembly is formed.

The support bottom is a rubber part, and a steel support bottom insert is embedded in the support bottom and is used for being connected with the support bottom seat body through screws. The base support assembly can realize height adjustment, left-right swinging and base support length adjustment on the gun support body. The dovetail of the base body of the support base slides in the dovetail groove on the base plate, so that the up-and-down adjustment of the support base is realized. The bottom supporting plate can swing left and right by sliding the bottom supporting plate connecting screw in the horizontal adjusting groove of the bottom supporting plate. The integral length adjustment of the stock is realized by adding the stock gasket between the stock base part and the stock body.

This embodiment still includes the body of a gun, the rear end of the body of a gun is equipped with inserts behind the body of a gun location, inserts and stock body subassembly bolted connection behind the body of a gun location, the front end of the body of a gun is equipped with inserts before the body of a gun location, inserts passes through the bolt and is connected with stock body subassembly before the body of a gun location. The bottom of the gun stock is embedded with a hand-making device guide rail. And a bottom supporting gasket with the required thickness is arranged between the bottom supporting assembly and the gun stock body. Insert before the design has the body of a gun location and body of a gun location back inserts on the plastic gun support body, around respectively with V-arrangement locating surface and plane location, guarantee the location accuracy of the body of a gun on the stock to fastening screw connected mode is connected with the body of a gun, guarantees body of a gun fastening nature, when making the shooting, becomes a whole with the body of a gun with the stock, and is fixed through supporting the shoulder and handheld stock, realizes the barrel suspension, guarantees the shooting precision. The hand-making device guide rail is provided with a plurality of positioning holes and scribed line marks, so that the hand-making device can slide back and forth on the guide rail, and a proper position can be quickly found and reliably positioned.

Finally, it is noted that the above-mentioned preferred embodiments illustrate rather than limit the invention, and that, although the invention has been described in detail with reference to the above-mentioned preferred embodiments, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the scope of the invention as defined by the appended claims.