CN110631409A - Spiral anti-recoil structure, floating gunstock and gun - Google Patents
Spiral anti-recoil structure, floating gunstock and gun Download PDFInfo
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- CN110631409A CN110631409A CN201910700697.6A CN201910700697A CN110631409A CN 110631409 A CN110631409 A CN 110631409A CN 201910700697 A CN201910700697 A CN 201910700697A CN 110631409 A CN110631409 A CN 110631409A
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- spiral
- bolt
- recoil
- elastic
- gun
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F41—WEAPONS
- F41A—FUNCTIONAL FEATURES OR DETAILS COMMON TO BOTH SMALLARMS AND ORDNANCE, e.g. CANNONS; MOUNTINGS FOR SMALLARMS OR ORDNANCE
- F41A25/00—Gun mountings permitting recoil or return to battery, e.g. gun cradles; Barrel buffers or brakes
- F41A25/10—Spring-operated systems
- F41A25/12—Spring-operated systems using coil springs
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F41—WEAPONS
- F41C—SMALLARMS, e.g. PISTOLS, RIFLES; ACCESSORIES THEREFOR
- F41C23/00—Butts; Butt plates; Stocks
- F41C23/06—Stocks or firearm frames specially adapted for recoil reduction
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F41—WEAPONS
- F41C—SMALLARMS, e.g. PISTOLS, RIFLES; ACCESSORIES THEREFOR
- F41C7/00—Shoulder-fired smallarms, e.g. rifles, carbines, shotguns
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Abstract
The invention provides a spiral reverse recoil structure, a floating butt and a gun, comprising a bolt and a first buffer component for decomposing the recoil of the bolt, wherein the first buffer component comprises: a connector moving linearly with the bolt and an adapter converting the energy of the linear movement into rotational energy. According to the spiral reverse recoil structure, the floating gun stock and the gun, the gun bolt is used for launching ammunition, strong recoil can be generated after the ammunition is launched, the recoil of the gun bolt can be buffered through the first buffer component, the recoil of the gun bolt is converted into rotation energy through the adapter, and backward moment is decomposed into left-right rotation moment. The floating gun stock is used as secondary buffering and is used for reducing the influence of recoil generated by ammunition discharging to a shooter, and the recoil can be reduced to the greatest extent and the occupied volume is smaller aiming at a large-caliber weapon.
Description
Technical Field
The invention relates to the technical field of weapon research and development, in particular to a spiral recoil structure, a floating gunstock and a gun.
Background
With the continuous change of war forms, the requirements of infantry teams and special troops on large-caliber weapons are more and more prominent in lane battles, mountain battles, forest battles and complex terrain battles. The large-caliber anti-equipment weapon and the individual grenade launcher are more and more widely applied to a battlefield, but the recoil of the large-caliber weapon is overlarge, the existing gun principle structure cannot meet the requirement of future war, and the overlarge recoil and the structure increase the weight of the gun. Also affecting the accuracy of the shot.
In the prior art, for the recoil problem of large-caliber weapons, a muzzle brake and hybrid combination design is generally adopted to reduce the recoil, but for ammunition with caliber of 12.7mm or more, the recoil exceeds the limit of the recoil which can be reduced by the muzzle brake and hybrid combination design, and the problem of overlarge recoil still exists.
Disclosure of Invention
The invention aims to provide a spiral anti-recoil structure, a floating gun stock and a gun, and aims to solve the technical problem that a large-caliber weapon in the prior art has high recoil.
In order to achieve the purpose, the invention adopts the technical scheme that: there is provided a screw recoil structure including a bolt and a first damping assembly for resolving a recoil of the bolt, the first damping assembly including: a connector moving linearly with the bolt and an adapter converting the energy of the linear movement into rotational energy.
Furthermore, the connector adopts a reaction lever, the reaction lever comprises a fixed plate connected with the bolt face and a sliding lantern ring arranged on one side of the fixed plate, and a first spiral part is arranged on the sliding lantern ring;
the adapter adopts spiral cooling tube, spiral cooling tube locates the slip lantern ring with between the rifle bolt, just spiral cooling tube slide with slip lantern ring sliding connection, just be equipped with on the spiral cooling tube with the second spiral portion that first spiral portion meshed mutually, just first spiral portion with the second spiral portion along the recoil direction spiral of rifle bolt.
Furthermore, the first spiral part is arranged on the inner surface of the sliding sleeve ring, the second spiral part is arranged on the outer surface of the spiral radiating pipe, and the spiral radiating pipe penetrates through the sliding sleeve ring; or
The first spiral part is arranged on the outer surface of the sliding sleeve ring, the second spiral part is arranged on the inner surface of the spiral radiating pipe, and the sliding sleeve ring is arranged in the spiral radiating pipe in a penetrating mode.
Furthermore, the second spiral part is arranged on the inner surface of the spiral radiating pipe, the sliding lantern ring comprises a fixed stop block fixedly connected with the fixed plate and a sliding block arranged at one end, far away from the fixed plate, of the fixed stop block, and the first spiral part is arranged on the outer surface of the sliding block;
the first spiral part is a spiral groove, and the second spiral part is a spiral bulge meshed in the spiral groove; or, the first spiral part is a spiral protrusion, and the second spiral part is a spiral groove for accommodating the spiral protrusion.
Furthermore, a first elastic element is arranged between the spiral radiating pipe and the sliding lantern ring; one end of the spiral radiating pipe, which is close to the bolt, is provided with a limiting plate for limiting the position of the first elastic part, one end of the first elastic part is abutted against the sliding lantern ring, and the other end of the first elastic part is abutted against the limiting plate.
Furthermore, the first buffer assembly is positioned at one end of the gun trigger, which can emit ammunition, and a second buffer assembly is further arranged at one end of the gun trigger, which is far away from the first buffer assembly;
the second buffer assembly comprises a bolt limiting piece and a second elastic piece, the bolt limiting piece is positioned on one side of the bolt far away from the first buffer assembly, one end of the second elastic piece is abutted to the bolt limiting piece, and the other end of the second elastic piece is connected with the floating gun stock;
the second buffer assembly further comprises a third elastic piece, one end of the third elastic piece is fixed on the bolt limiting piece, the other end of the third elastic piece can be abutted against the floating type gun stock, and the length of the third elastic piece is smaller than that of the second elastic piece.
Furthermore, the first buffer component is located at one end, close to a floating butt, of the bolt, a third buffer component is further arranged at one end, close to the floating butt, of the bolt, the third buffer component comprises a fourth elastic piece, and one end of the fourth elastic piece is abutted against the bolt, while the other end is abutted against the floating butt.
Further, the bolt machine comprises an elastic clamping tenon which can be connected with the connector and a handle assembly which controls the elastic clamping tenon to lift;
the handle assembly comprises a handle and a handle clamping column driven by the handle to move, the elastic clamping tenon comprises a clamping tenon piece and a fifth elastic piece arranged at the bottom of the clamping tenon piece, a limiting groove for the handle clamping column to pass through is formed in the clamping tenon piece, the handle clamping column slides in the limiting groove under the drive of the handle, and the clamping tenon piece can be clamped with the connector;
the bolt face further comprises a body, the handle penetrates through the side wall of the body, and the clamping tenon piece is hinged to the body.
The invention also discloses a floating gun stock, which comprises a fixed bracket, a connecting rod arranged on the fixed bracket in a sliding manner and a movable connector fixed on the connecting rod in a sliding manner, wherein the fixed bracket is also provided with a sliding groove for the connecting rod to slide up and down, the connecting rod is arranged perpendicular to the fixed bracket, and the movable connector is connected with the gun machine.
The invention also discloses a firearm comprising a spiral recoil structure as described in any of the above, and a floating butt as described in any of the above.
The spiral anti-recoil structure, the floating gun stock and the gun provided by the invention have the beneficial effects that: compared with the prior art, the invention has the advantages that the screw reverse recoil structure, the floating gun stock and the gun can generate stronger recoil to the gun bolt after ammunition is excited, the recoil of the gun bolt can be buffered through the first buffer component, the recoil of the gun bolt is converted into rotation through the adapter, the backward moment can be decomposed into left-right rotation moment, so the recoil of the gun bolt is reduced, the recoil is decomposed in a mode of combining the connector and the adapter, meanwhile, the floating gun stock is secondarily decomposed to the recoil, the floating gun stock is arranged into a suspended structure, the recoil has no supporting point, all stress points can float, the recoil can be reduced to the maximum degree and the occupied volume is smaller for large-caliber weapons, in addition, the whole launching mechanism is floated, the influence of the defects of the design principle of a floating gun barrel on the precision can be avoided, the shooting comfort of the shooter is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic perspective view of a spiral anti-recoil structure provided in embodiment 1 of the present invention;
fig. 2 is an exploded view of a spiral recoil structure provided in example 1 of the present invention;
FIG. 3 is a first schematic perspective view of a reaction lever used in embodiment 1 of the present invention;
FIG. 4 is a schematic perspective view of a second reaction lever used in embodiment 1 of the present invention;
fig. 5 is a first perspective view of a bolt according to an embodiment of the present invention;
fig. 6 is a second perspective view of the bolt of fig. 5;
fig. 7 is a schematic view of an exploded structure of the bolt employed in fig. 5;
FIG. 8 is a schematic perspective view of a spiral anti-squat structure provided in embodiment 2 of the present invention;
FIG. 9 is a perspective view of the spiral reverse-seated configuration of FIG. 8 with the spiral radiating pipe removed;
fig. 10 is an exploded view of the spiral recoil structure provided in fig. 8.
Description of reference numerals:
1. a bolt machine; 2. a first buffer assembly; 3. a second buffer assembly; 4. a third buffer assembly; 5. a floating gunstock; 11. elastic clamping tenons; 12. a handle assembly; 13. a body; 111. a tenon clamping piece; 112. a fifth elastic member; 1111. a limiting groove; 121. a handle; 122. the handle is clamped with the column; 21. a reaction lever; 22. a spiral radiating pipe; 23. a first elastic member; 211. a fixing plate; 212. a slip collar; 213. A first spiral portion; 2121. fixing a stop block; 2122. a slider; 221. a second spiral portion; 222. A limiting plate; 31. a bolt position limiter; 32. a second elastic member; 33. a third elastic member; 41. a fourth elastic member; 51. a fixing bracket; 52. a connecting rod; 53. a movable connector; 511. a chute.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In addition, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
Referring to fig. 2 and 10 together, the spiral reverse recoil structure provided by the present invention will now be described. The spiral anti-recoil structure comprises a bolt face 1 and a first buffer component 2 for decomposing the recoil of the bolt face 1, wherein the first buffer component 2 comprises: a connector (not shown) that moves linearly with the bolt face 1 and an adapter (not shown) that converts the energy of the linear movement into rotational energy.
Compared with the prior art, the screw reverse recoil structure provided by the invention has the advantages that the bolt machine 1 can generate stronger recoil after ammunition is launched, the recoil of the bolt machine 1 can be buffered through the first buffer component 2, the recoil of the bolt machine 1 is converted into rotation energy through the adapter, and the backward moment is decomposed into the moment rotating left and right, so that the recoil of the bolt machine 1 is reduced, the recoil is decomposed in a mode of combining the connector and the adapter, and the recoil can be reduced to the greatest extent and the occupied volume is smaller for a large-caliber weapon.
Specifically, the connector indicates the part that can realize being connected with rifle bolt 1, its connected mode can be for fixed connection all the time also can be for the fixed connection under a certain specific condition, the connector can be for the dead lever directly with rifle bolt 1 fixed connection, the connector still can be for a buckle board and 1 buckle connection of rifle bolt, the adapter can turn into the rotational energy with rectilinear motion's energy, can be with moment decomposition backward for the moment of left right direction promptly, it can be screw and lead screw complex mode or helix drive body of rod pivoted cooperation mode.
Further, referring to fig. 2 and fig. 10 together, as a specific embodiment of the spiral recoil structure provided by the present invention, the connector adopts a reaction lever 21, the reaction lever 21 includes a fixing plate 211 connected to the bolt face 1 and a sliding collar 212 disposed on one side of the fixing plate 211, and the sliding collar 212 is provided with a first spiral portion 213; the adapter adopts spiral cooling tube 22, spiral cooling tube 22 is located slide collar 212 with between the rifle bolt 1, just spiral cooling tube 22 slide with slide collar 212 sliding connection, just be equipped with on spiral cooling tube 22 with the second spiral portion 221 of first spiral portion 213 engaged with, just first spiral portion 213 with the edge of second spiral portion 221 the recoil direction spiral of rifle bolt 1. Specifically, the fixing plate 211 of the reaction lever 21 is used for connecting with the bolt face 1, the connecting manner may be a direct fixed connection or a movable connection, the sliding collar 212 is an annular structure fixed on one side of the fixing plate 211, a first spiral part 213 is arranged on the outer side or the inner side of the sliding collar 212, a second spiral part 221 is arranged on the inner side or the outer side of the spiral radiating pipe 22, the first spiral part 213 and the second spiral part 221 may be engaged, and when any one of the spiral parts moves linearly, the kinetic energy of the linear movement may be converted into rotational energy. The spiral heat pipe 22 is slidably connected to the sliding collar 212, and the spiral heat pipe 22 may be sleeved inside the sliding collar 212, or the sliding collar 212 may be disposed inside the spiral heat pipe 22, which is not limited herein.
Further, referring to fig. 2 to 4, as an embodiment of the spiral recoil structure provided by the present invention, the sliding collar 212 is located at an end of the fixing plate 211 away from the bolt face 1. Specifically, the distance that slip lantern ring 212 set up is far away from bolt face 1, and here can make the connection distance between slip lantern ring 212 and the spiral cooling tube 22 longer, can give the longer feedback time of bolt face 1, can not adopt mechanical shutting when bolt face 1 uses, but adopts soft shutting, prolongs the time that bolt face 1 and barrel separated, lets gunpowder fully burn in the barrel totally, plays the effect of soft shutting.
Further, referring to fig. 2, 5 to 7, as an embodiment of the spiral recoil structure provided by the present invention, the bolt machine 1 includes an elastic latch 11 connectable to the connector and a handle assembly 12 controlling the elastic latch 11 to ascend and descend. Specifically, the bolt face 1 is one of the main components used for firing ammunition, and its main function is to ignite the ammunition and fire the ammunition after the ammunition in the magazine enters the bolt face 1, the bolt face 1 includes a handle assembly 12 and an elastic tenon 11 besides the components used for firing ammunition in the prior art, the handle assembly 12 can also be used for controlling the loading of the ammunition, and simultaneously the lifting of the elastic tenon 11 can be controlled by the handle assembly 12, the elastic tenon 11 can be connected with the connector when lifted, when the elastic tenon 11 is lowered, the connection between the elastic tenon and the connector is disconnected, by adopting the structure, when the ammunition is fired and the recoil is generated, the first buffer assembly 2 can play a role of reducing the recoil, and when the ammunition is not loaded, the first buffer assembly 2 can not influence the normal use of the shooter. The elastic tenon 11 may be a vertical upward lifting rod, the handle assembly 12 may control the lifting of the lifting rod, or the elastic tenon 11 may also be another component capable of elastically engaging with the connector, which is not limited herein.
Further, referring to fig. 2, 5 to 7, as a specific embodiment of the spiral recoil structure provided by the present invention, the handle assembly 12 includes a handle 121 and a handle fastening column 122 driven by the handle 121 to move, the elastic fastening tenon 11 includes a fastening tenon 111 and a fifth elastic member 112 disposed at the bottom of the fastening tenon 111, a limiting slot 1111 for the handle fastening column 122 to pass through is formed on the fastening tenon 111, the handle fastening column 122 slides in the limiting slot 1111 under the driving of the handle 121, and the fastening tenon 111 can be fastened with the connector. Specifically, handle 121 sets up the outside at the body of a gun, handle 121 and handle card post 122 fixed connection, and handle 121 front and back reciprocating motion can drive handle card post 122's removal, trip spare 111 slope sets up the bottom at the connector, and set up on the connector can with the block hole of trip spare 111 block, the bottom of trip spare 111 sets up by fifth elastic component 112, fifth elastic component 112 can be the torsional spring or the V-arrangement elastic component that forms by an elastic plate body bending, thereby can realize trip spare 111's return effect. The tenon member 111 is provided with a limit slot 1111 for the handle clamping column 122 to slide through. When not in use, the handle clamping column 122 is arranged in the limiting groove 1111, and at the moment, the clamping tenon piece 111 is pressed downwards under the pressing of the handle clamping column 122 and is not connected with the connector; when the handle 121 drives the handle clamping column 122 to move forward, the bolt face 1 is loaded, meanwhile, the clamping tenon piece 111 moves forward under the driving of the handle clamping column 122, the clamping tenon piece 111 moves upward under the return action of the fifth elastic piece 112 and is fixedly connected with the connector, and the first buffer assembly 2 can achieve the effect of reducing the recoil of the bolt face 1.
Further, referring to fig. 2, 5 to 7, as a specific embodiment of the spiral recoil structure provided by the present invention, the bolt machine 1 further includes a body 13, the handle 121 is disposed on a side wall of the body 13, and the tenon engaging member 111 is hinged to the body 13. Specifically, the body 13 indicates the body 13 of the bolt face 1, and the body 13 further includes other components used for firing ammunition, and the handle 121 passes through the body 13 and is disposed on the outer side wall of the bolt face 1, so that the shooter can operate the handle 121 conveniently, and the tenon piece 111 is obliquely disposed on the body 13 and is hinged to the body 13, so that the tenon piece 111 can be better tilted up and down. Of course, according to practical situations and specific requirements, in other embodiments of the present invention, the tenon member 111 may also be vertically disposed inside the body 13, and the fifth elastic member 112 is disposed at the bottom end of the tenon member 111, which is not limited herein.
Example 1
Referring to fig. 1 to 7, for a large caliber weapon, the first buffer module 2 is located at one end of the bolt 1 capable of firing ammunition, i.e. one end of the fixing plate 211 is connected to the bolt 1, the other end extends to one side of the bolt 1 away from the floating butt 5, the sliding collar 212 is disposed at one side of the fixing plate 211, the spiral heat pipe 22 is disposed at one side of the bolt 1 away from the floating butt 5, the spiral heat pipe 22 is disposed at the inner side of the sliding collar 212 and slidably connected to the sliding collar 212, the first spiral part 213 is disposed at the inner surface of the sliding collar 212, and the second spiral part 221 is disposed at the outer surface of the spiral heat pipe 22. Specifically, the outer surface of the spiral radiating pipe 22 is engaged with the inner surface of the sliding collar 212, and the sliding collar 212 is driven by the recoil of the bolt 1 to move backwards, and due to the action of the first spiral part 213 and the second spiral part 221, the spiral radiating pipe 22 rotates and moves relatively to the sliding collar 212, so that the heat dissipation of the bolt 1 is realized, and the backward acting force is decomposed into resistance towards the periphery.
Further, referring to fig. 2, as a specific embodiment of the spiral anti-recoil structure provided by the present invention, the first spiral part 213 is a spiral groove, and the second spiral part 221 is a spiral protrusion engaged in the spiral groove; alternatively, the first spiral part 213 is a spiral protrusion, and the second spiral part 221 is a spiral groove for receiving the spiral protrusion. Specifically, the first spiral part 213 and the second spiral part 221 are a spiral groove and a spiral protrusion, respectively, and the spiral protrusion can move in the spiral groove, so that the spiral protrusion or the spiral groove can move to drive the relative rotation of another spiral groove or spiral protrusion, wherein the spiral groove is a spiral groove and the spiral protrusion is a spiral protrusion. Of course, according to practical situations and specific needs, in other embodiments of the present invention, the first screw part 213 and the second screw part 221 may also be in threaded engagement, and are not limited herein.
Further, referring to fig. 2, as an embodiment of the spiral anti-recoil structure provided by the present invention, a first elastic member 23 is further disposed between the spiral radiating pipe 22 and the sliding collar 212. Specifically, the first elastic member 23 is a compression spring, which is sleeved on the outer surface of the spiral radiating pipe 22, and the first elastic member 23 can act on the recoil of the bolt face 1 together with the spiral radiating pipe 22 and the sliding collar 212, and can cooperate with the reaction lever 21 at the moment of ammunition firing to increase the shell drawing time of the bolt face 1, so that the ammunition fired in the gun chamber can be fully combusted, and the bolt locking function can be achieved.
Further, referring to fig. 1 and fig. 2, as a specific embodiment of the spiral anti-recoil structure provided by the present invention, a position-limiting plate 222 for limiting the position of the first elastic element 23 is disposed at one end of the spiral heat pipe 22 close to the bolt machine 1, one end of the first elastic element 23 abuts against the sliding collar 212, and the other end abuts against the position-limiting plate 222. Specifically, the spiral radiating pipe 22 and the sliding collar 212 rotate and move relatively due to the first spiral part 213 and the second spiral part 221, and the resistance to the movement of the spiral radiating pipe 22 and the sliding collar 212 can be increased by the first elastic member 23, so that the recoil generated when the bolt face 1 sits backwards can be reduced. Of course, according to practical conditions and specific requirements, in other embodiments of the present invention, the first elastic element 23 may also abut against the sliding collar 212 at one end and abut against the bolt face 1 at the other end, which is not limited herein.
Further, referring to fig. 1 and fig. 2, as a specific embodiment of the spiral recoil structure provided by the present invention, a second buffer assembly 3 is further disposed at an end of the bolt 1 away from the first buffer assembly 2. Specifically, because first buffer unit 2 sets up the one end of keeping away from floating stock 5 at rifle bolt 1, can also set up second buffer unit 3 between rifle bolt 1 and floating stock 5, cooperate through second buffer unit 3 and first buffer unit 2 and reduce recoil, can be applicable to in the heavy-calibre weapon that recoil is stronger this moment, for example the automatic grenade transmitter of 25 MM.
Further, referring to fig. 1 and fig. 2, as a specific embodiment of the spiral recoil structure provided by the present invention, the second buffer assembly 3 includes a bolt stop 31 and a second elastic member 32, the bolt stop 31 is located on a side of the bolt 1 away from the first buffer assembly 2, and one end of the second elastic member 32 abuts against the bolt stop 31 and the other end is connected to the floating butt 5. Specifically, the bolt limiting part 31 is located on one side of the bolt 1 close to the floating type butt stock 5, and the bolt limiting part 31 is located at a position where the bolt 1 can approach when the bolt sits down, so as to buffer the bolt 1. The second elastic member 32 is typically a compression spring, and two ends of the second elastic member 32 are respectively abutted against the bolt limiting member 31 and the floating butt 5, which can further provide a reaction force for the reciprocating motion of the bolt 1.
Further, referring to fig. 1 and fig. 2, as an embodiment of the spiral recoil structure provided by the present invention, the second buffer assembly 3 further includes a third elastic member 33, one end of the third elastic member 33 is fixed on the bolt limiting member 31, and the other end of the third elastic member 33 can abut against the floating type butt stock 5. Specifically, the third elastic member 33 and the second elastic member 32 are both disposed between the bolt limiting member 31 and the floating type butt 5, one end of the third elastic member 33 abuts against the bolt limiting member 31, the other end of the third elastic member is not directly connected to the floating type butt 5, and the third elastic member can abut against the floating type butt 5 along with the movement of the bolt limiting member 31, so that a limiting effect is achieved. When the weapon is fired, the bolt face 1 functions when the recoil distance exceeds the charging distance, and the burden of the shooter is not increased during daily operation.
Further, referring to fig. 1 and fig. 2, as an embodiment of the spiral anti-recoil structure provided by the present invention, the length of the third elastic element 33 is smaller than the length of the second elastic element 32. Specifically, one end of the third elastic member 33 abuts against the bolt limiting member 31, and the other end is not directly connected to the floating butt 5. The third elastic element 33 is therefore unstressed during the loading or unloading of the shell, and is effective when the bolt 1 is seated at a distance greater than the distance of the loading during the firing of the weapon, without increasing the burden on the shooter during the daily operation, and with an increase in the reaction force during the firing to reduce the impact of the recoil.
Example 2
Referring to fig. 7 to 10, the difference between the present embodiment and embodiment 1 is: for a large-caliber weapon, the first buffer assembly 2 cannot be mounted at the transmitting end of the bolt 1, the first buffer assembly 2 can be mounted at one end of the bolt 1 close to the floating type stock 5, namely, one end of the fixing plate 211 is connected with the bolt 1, the other end of the fixing plate extends to one side of the bolt 1 close to the floating type stock 5, the sliding collar 212 is arranged at one side of the fixing plate 211, the spiral radiating pipe 22 moves into the shell at the rear part of the bolt body, the sliding collar 212 is arranged inside the spiral radiating pipe 22 and is in sliding connection with the spiral radiating pipe 22, the first spiral part 213 is arranged on the outer surface of the sliding collar 212, and the second spiral part 221 is arranged on the inner surface of the spiral radiating pipe 22. Specifically, the inner surface of the spiral heat pipe 22 is engaged with the outer surface of the sliding collar 212, and the sliding collar 212 moves backwards under the driving of the recoil of the bolt 1. due to the action of the first spiral part 213 and the second spiral part 221, the sliding collar 212 rotates and moves relatively to the sliding collar 212, so that the heat dissipation of the bolt 1 is realized, and the backward acting force is decomposed into resistance force towards the periphery.
Further, referring to fig. 7 and 10, as a specific embodiment of the spiral anti-recoil structure provided by the present invention, the sliding collar 212 includes a fixed stop 2121 fixedly connected to the fixed plate 211 and a sliding block 2122 disposed at an end of the fixed stop 2121 away from the fixed plate 211, and the first spiral part 213 is disposed on an outer surface of the sliding block 2122. Specifically, the fixed stop 2121 is configured to be fixedly connected to the fixed plate 211 and transmit the recoil of the bolt 1 to the sliding block 2122, the sliding block 2122 and the fixed block can rotate relative to each other, the first spiral part 213 is disposed on the outer surface of the sliding block 2122, and the sliding block 2122 can rotate and move under the cooperation of the first spiral part 213 and the second spiral part 221 without affecting the connection between the entire sliding collar 212 and the bolt 1. Of course, according to practical conditions and specific requirements, the entire sliding collar 212 may also be rotated and moved in other embodiments of the present invention, which are not limited herein.
Further, referring to fig. 7 and 10, as a specific embodiment of the spiral anti-recoil structure provided by the present invention, the first spiral part 213 is a spiral groove, and the second spiral part 221 is a spiral protrusion engaged in the spiral groove; alternatively, the first spiral part 213 is a spiral protrusion, and the second spiral part 221 is a spiral groove for receiving the spiral protrusion. Specifically, the first spiral part 213 and the second spiral part 221 are a spiral groove and a spiral protrusion, respectively, and the spiral protrusion can move in the spiral groove, so that the spiral protrusion or the spiral groove can move to drive the relative rotation of another spiral groove or spiral protrusion, wherein the spiral groove is a spiral groove and the spiral protrusion is a spiral protrusion. Of course, according to practical situations and specific needs, in other embodiments of the present invention, the first screw part 213 and the second screw part 221 may also be in threaded engagement, and are not limited herein.
Further, referring to fig. 7 and 10, as an embodiment of the spiral anti-recoil structure provided by the present invention, a first elastic member 23 is further disposed between the spiral radiating pipe 22 and the sliding collar 212. Specifically, the first elastic member 23 is a compression spring, the compression spring is sleeved on the inner side of the spiral heat dissipation tube 22, the first elastic member 23 can reduce the recoil force generated when the bolt 1 sits backwards together with the spiral heat dissipation tube 22 and the sliding collar 212, and two ends of the first elastic member 23 can be respectively and directly abutted against the sliding collar 212 and the floating type gunstock 5, so that the shell drawing time of the bolt 1 can be increased by matching with the reaction lever 21 at the moment of ammunition launching, the launched ammunition is fully combusted in a gun chamber, and the action of locking the firearm is achieved.
Further, referring to fig. 7 and 10, as an embodiment of the spiral recoil structure provided by the present invention, a third cushion element 4 is further disposed at an end of the bolt 1 near the floating butt stock 5. Specifically, because first buffer component 2 sets up the one end that is close to floating stock 5 at rifle bolt 1, can also set up third buffer component 4 between rifle bolt 1 and floating stock 5, cooperate through third buffer component 4 and first buffer component 2 and reduce recoil.
Further, referring to fig. 7 and 10, as an embodiment of the spiral recoil structure provided by the present invention, the third damping element 4 includes a fourth elastic element 41, and one end of the fourth elastic element 41 abuts against the bolt 1 and the other end abuts against the floating butt stock 5. Specifically, the fourth elastic member 41 is generally a compression spring, and two ends of the fourth elastic member 41 are respectively abutted against the bolt 1 and the floating butt 5, which can further provide a reaction force for the reciprocating motion of the bolt 1.
Example 3
Referring to fig. 2, the present invention also discloses a floatable floating gun stock 5. The device comprises a fixed bracket 51 and a connecting rod 52 arranged on the fixed bracket 51 in a sliding manner, wherein a sliding groove 511 for the connecting rod 52 to slide up and down is further arranged on the fixed bracket 51. Specifically, the floating type gunstock 5 is a free floating type gunstock 5, namely the floating type gunstock 5 is movable, can move up and down and back and forth, and can further avoid the reaction force generated during shooting from directly acting on the shoulder of the shooter. And the principle of this floating stock 5 is unanimous with the principle of floating barrel, adopts floating stock 5 can avoid the unsteady influence precision of barrel, has improved the design comfort level of shooter again. Wherein, fixed bracket 51 can be directly with the shoulder butt of shooter, connecting rod 52 and fixed bracket 51 direct butt can be with rifle bolt 1 direct or indirect be connected and the transmission recoil on rifle bolt 1, and still be equipped with on the fixed bracket 51 and supply connecting rod 52 gliding spout 511 from top to bottom for the connecting rod can float on fixed bracket 51, and whole firing mechanism places on a suspended structure promptly, lets the recoil have no strong point, and all stress points can float, thereby reduce the recoil.
The connecting rod 52 can be slid on the fixing bracket 51, and the connecting rod 52 performs a fastening action only by a reaction force of the second elastic member 32 or the fourth elastic member 41. When the weapon is fired, the second elastic element 32 or the fourth elastic element 41 is moved backwards all the time under the action of the bolt 1, the second elastic element 32 or the fourth elastic element 41 is tightened, the force of the second elastic element 32 or the fourth elastic element 41 acts directly on the connecting rod 52, the force of the second elastic element 32 or the fourth elastic element 41 also acts on the fixing bracket 51 after the stroke arrives, the main purpose is to avoid the reaction force generated during firing acting directly on the shoulder of the shooter,
further, referring to fig. 2, as an embodiment of the floating gun stock provided by the present invention, the connecting rod (52) is disposed perpendicular to the fixing bracket (51). Specifically, the fixing bracket 51 can be directly abutted against the shoulder of the shooter, and the connecting rod 52 and the fixing bracket 51 can be directly or indirectly connected with the bolt face 1 and transmit the recoil acting on the bolt face 1, so that the connecting rod 52 and the fixing bracket are perpendicular to each other, the recoil can be better decomposed and floated, and the recoil can be reduced. Of course, according to practical conditions and specific requirements, in other embodiments of the present invention, the connecting rod may be disposed obliquely to the fixing bracket, and is not limited herein.
Further, referring to fig. 2, as an embodiment of the floating butt provided by the present invention, it further includes a movable connector 53 slidably fixed on the connecting rod 52, and the movable connector 53 is connected to the bolt 1. Specifically, the movable connector 53 is fixed on the connecting rod 52 in a sliding manner, a sliding slot 511 for the movable connector 53 to slide is formed in the connecting rod 52, and the movable connector 53 can be directly or indirectly abutted against the first buffer component 2 or the floating gun stock 5, so that buffering can be further performed.
Further, referring to fig. 2, as a specific embodiment of the floating butt provided by the present invention, a buffer slot (not shown) is formed on the connecting rod 52, and the movable connector 53 is disposed in the buffer slot and slidably connected to the connecting rod 52. Specifically, the direction of arrangement of dashpot is unanimous with the length direction of connecting rod 52, and movable connector 53 can slide in the length direction of connecting rod 52, and movable connector can be directly with rifle bolt 1 or first buffer unit 2 looks butt, by movable connector 53 slide on connecting rod 52, can further cushion to reduce recoil.
Example 4
Referring to fig. 1-10, the present invention also provides a firearm comprising a spiral recoil structure as described in any of the above embodiments and a floating butt stock 5 as described in any of the above embodiments.
According to the firearm provided by the invention, after ammunition is launched, strong recoil can be generated on the bolt face 1, the recoil of the bolt face 1 can be buffered through the first buffer component 2, the recoil of the bolt face 1 is converted into rotation energy through the adapter, the backward moment can be decomposed into the left-right rotation moment, so that the recoil of the bolt face 1 is reduced, the recoil is decomposed in a mode of combining the connector and the adapter, meanwhile, the recoil is decomposed for the second time through the floating type butt stock 5, the bolt face 1 is arranged on a floating structure, namely the floating type butt stock 5, the recoil has no supporting point, all stress points can float, the recoil can be reduced to the greatest extent and the occupied volume is small for a large-caliber weapon.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the invention.
Claims (10)
1. Spiral anti-recoil structure, its characterized in that includes rifle bolt (1) and is used for decomposing first buffer unit (2) of rifle bolt (1) recoil, first buffer unit (2) include: a connector moving linearly with the bolt (1) and an adapter converting the energy of the linear movement into rotational energy.
2. The helical anti-squat structure as defined in claim 1, wherein: the connector adopts a reaction lever (21), the reaction lever (21) comprises a fixed plate (211) connected with the bolt face (1) and a sliding sleeve ring (212) arranged on one side of the fixed plate (211), and a first spiral part (213) is arranged on the sliding sleeve ring (212);
the adapter adopts spiral cooling tube (22), spiral cooling tube (22) are located slip lantern ring (212) with between rifle bolt (1), just spiral cooling tube (22) slide with slip lantern ring (212) sliding connection, just be equipped with on spiral cooling tube (22) with second spiral portion (221) that first spiral portion (213) meshed mutually, just first spiral portion (213) with the edge of second spiral portion (221) the recoil direction spiral of rifle bolt (1).
3. The helical anti-squat structure as defined in claim 2, wherein: the first spiral part (213) is arranged on the inner surface of the sliding sleeve ring (212), the second spiral part (221) is arranged on the outer surface of the spiral radiating pipe (22), and the spiral radiating pipe (22) is arranged in the sliding sleeve ring (212) in a penetrating manner; or
The first spiral part (213) is arranged on the outer surface of the sliding sleeve ring (212), the second spiral part (221) is arranged on the inner surface of the spiral radiating pipe (22), and the sliding sleeve ring (212) penetrates through the spiral radiating pipe (22).
4. A helical anti-squat structure as claimed in claim 3, wherein: the second spiral part (221) is arranged on the inner surface of the spiral radiating pipe (22), the sliding sleeve ring (212) comprises a fixed stop block (2121) fixedly connected with the fixed plate (211) and a sliding block (2122) arranged at one end, far away from the fixed plate (211), of the fixed stop block (2121), and the first spiral part (213) is arranged on the outer surface of the sliding block (2122);
the first spiral part (213) is a spiral groove, and the second spiral part (221) is a spiral protrusion engaged in the spiral groove; alternatively, the first spiral part (213) is a spiral protrusion and the second spiral part (221) is a spiral groove accommodating the spiral protrusion.
5. A spiral anti-squat structure as claimed in any of claims 2 to 4, wherein: still be equipped with first elastic component (23) between spiral cooling tube (22) and slip lantern ring (212), spiral cooling tube (22) are close to the one end of bolt machine (1) is equipped with the restriction limiting plate (222) of injecing first elastic component (23) position, the one end of first elastic component (23) with slip lantern ring (212) looks butt, the other end with limiting plate (222) looks butt.
6. A spiral anti-squat structure as claimed in any of claims 1 to 5, wherein: the first buffer component (2) is positioned at one end of the gun trigger (1) capable of emitting ammunition, and a second buffer component (3) is further arranged at one end of the gun trigger (1) far away from the first buffer component (2);
the second buffer component (3) comprises a bolt limiting piece (31) and a second elastic piece (32), the bolt limiting piece (31) is positioned on one side, away from the first buffer component (2), of the bolt (1), one end of the second elastic piece (32) is abutted to the bolt limiting piece (31), and the other end of the second elastic piece is connected with the floating type gun stock (5);
the second buffer assembly (3) further comprises a third elastic member (33), one end of the third elastic member (33) is fixed on the bolt limiting member (31), the other end of the third elastic member can be abutted against the floating gun stock (5), and the length of the third elastic member (33) is smaller than that of the second elastic member (32).
7. A spiral anti-squat structure as claimed in any of claims 1 to 5, wherein: the first buffer component (2) is positioned at one end, close to the floating gun stock (5), of the gun carrier (1), and a third buffer component (4) is further arranged at one end, close to the floating gun stock (5), of the gun carrier (1);
the third buffer component (4) comprises a fourth elastic part (41), one end of the fourth elastic part (41) is abutted with the bolt (1), and the other end of the fourth elastic part is abutted with the floating gun stock (5).
8. A spiral anti-squat structure as claimed in any of claims 1 to 7, wherein: the gunlock (1) comprises an elastic clamping tenon (11) which can be connected with the connector and a handle assembly (12) which controls the elastic clamping tenon (11) to lift;
the handle assembly (12) comprises a handle (121) and a handle clamping column (122) driven by the handle (121) to move, the elastic clamping tenon (11) comprises a clamping tenon piece (111) and a fifth elastic piece (112) arranged at the bottom of the clamping tenon piece (111), a limiting groove (1111) for the handle clamping column (122) to pass through is formed in the clamping tenon piece (111), the handle clamping column (122) slides in the limiting groove (1111) under the drive of the handle (121), and the clamping tenon piece (111) can be clamped with the connector;
the bolt face (1) further comprises a body (13), the handle (121) is arranged on the side wall of the body (13) in a penetrating mode, and the tenon clamping piece (111) is hinged to the body (13).
9. Floating stock for accept the recoil of rifle bolt (1), its characterized in that: including fixed bolster (51), slide and locate connecting rod (52) on fixed bolster (51) and slide and be fixed in swing joint ware (53) on connecting rod (52), still be equipped with the confession on fixed bolster (51) connecting rod (52) gliding spout (511) from top to bottom, connecting rod (52) perpendicular to fixed bolster (51) set up, swing joint ware (53) with rifle bolt (1) is connected.
10. Gun, its characterized in that: comprising a spiral recoil structure according to any one of claims 1 to 8 and a floating butt stock according to claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910700697.6A CN110631409A (en) | 2019-07-31 | 2019-07-31 | Spiral anti-recoil structure, floating gunstock and gun |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910700697.6A CN110631409A (en) | 2019-07-31 | 2019-07-31 | Spiral anti-recoil structure, floating gunstock and gun |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110631409A true CN110631409A (en) | 2019-12-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910700697.6A Pending CN110631409A (en) | 2019-07-31 | 2019-07-31 | Spiral anti-recoil structure, floating gunstock and gun |
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| CN (1) | CN110631409A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115060111A (en) * | 2022-06-16 | 2022-09-16 | 深圳锐驰特种装备有限公司 | Tactical extension system applied to pistol |
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| GB2028983A (en) * | 1978-08-25 | 1980-03-12 | Sarmac Sa | Weapon with retractible barrel |
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Application publication date: 20191231 |