CN114812271A - Valve type expansion wave gun - Google Patents

Abstract

The invention provides a valve type expansion wave artillery, which comprises a artillery body and an artillery tail, wherein a powder chamber is arranged in a way of penetrating through the artillery tail along the length direction of the artillery body, one end of the powder chamber is communicated with a shot channel, a gas jet orifice for jetting high-temperature gunpowder gas is formed at the other end of the powder chamber, a bolt body control mechanism and a piston control mechanism are arranged on the artillery tail, and the bolt body control mechanism is in a locking state due to the closing of a left bolt body and a right bolt body, and the locking state of the bolt body control mechanism is released due to the fact that a piston piece pushes a left connecting rod or a right connecting rod. The valve type expansion wave artillery reduces recoil and recoil of artillery shooting by controlling the time of opening the latch body on the premise of not influencing the initial speed and the shooting range of the projectile, saves a complex recoil device, obviously improves the launching speed, reduces the chamber temperature of the barrel during shooting, slows down barrel ablation and prolongs the service life of the barrel.

Description

Valve type expansion wave gun

Technical Field

The invention relates to the technical field of weapon equipment development, in particular to a valve type expansion wave artillery.

Background

In order to overcome the negative problems of the conventional barrel artillery, such as large recoil, high temperature in a bore during shooting and the like, which affect the performance and the service life of the artillery, the barrel is usually made to be thicker and heavy in the prior art, and a complex anti-recoil device and a muzzle device are additionally arranged, but the measures further increase the maneuvering burden of the artillery and reduce the rapid maneuvering operation capability of the artillery.

The expansion wave artillery combines the structural characteristics of a conventional artillery and a recoilless artillery, guides high-pressure high-temperature gunpowder gas of a gunpowder chamber to be subjected to high-speed postinjection through the installation of the postinjection device at the tail of the artillery and controls the opening time of the postinjection device, and generates a reverse thrust backwards, so that the recoil impulse is greatly offset, the problem of overlarge recoil of a large-caliber artillery is solved, and the complex recoilless device is omitted. Meanwhile, the launching speed is obviously improved, the chamber temperature during barrel shooting is reduced, barrel ablation is slowed down, and the service life of the barrel is prolonged.

In the process of designing the expansion wave gun, the opening time of the back-spraying device is very critical and is difficult to control. If the back-spray device is opened too late, the purpose of reducing the recoil impulse of the artillery cannot be achieved, and the designed gun rack for bearing the low recoil impulse cannot bear the high recoil impulse in the closed-chamber launching state, so that the service life of the artillery is influenced, and even serious safety accidents are caused. If the opening time of the back-spraying device is too early, the projectile cannot reach the preset initial speed, and the range of the artillery is influenced finally.

Disclosure of Invention

In view of the above, the present invention is directed to a valve-type thermal expansion wave artillery, so as to control the opening time of the latch body according to different types of projectiles and charge amounts, thereby reducing recoil when the artillery is fired without affecting the initial velocity of the projectiles and the firing range of the artillery.

In order to achieve the purpose, the technical scheme of the invention is realized as follows:

a valve type expansion wave artillery comprises an artillery body and an artillery tail, wherein an artillery shell channel for ammunition shots to pass through is formed in the artillery body, a powder chamber for storing gunpowder is formed in the artillery tail, the powder chamber penetrates through the artillery tail along the length direction of the artillery body, one end of the powder chamber is communicated with the artillery shell channel, a gas jet orifice for jetting high-temperature gunpowder gas is formed in the other end of the powder chamber, and a left bolt body and a right bolt body for opening and closing the gas jet orifice are pivotally arranged on the artillery tail;

a bolt body control mechanism and a piston control mechanism are arranged on the cannon tail; the bolt body control mechanism comprises a left crank arm and a right crank arm, wherein the left crank arm and the right crank arm synchronously rotate with the left bolt body, the left connecting rod is pivotally connected with the left crank arm, the right connecting rod is pivotally connected with the right crank arm, the left connecting rod is pivotally connected with the right connecting rod, and the left connecting rod and the right bolt body close the gas injection port, so that the left connecting rod and the right connecting rod are positioned on the same straight line and are perpendicular to the left crank arm and the right crank arm, and the bolt body control mechanism is in a locking state;

the piston control mechanism comprises a cylinder piece and a piston piece which is partially arranged in the cylinder piece in a sliding manner, the gun body is provided with an air guide hole, and the interior of the cylinder piece is communicated with the shell channel through an air guide pipe and the air guide hole;

the piston member pushes the left connecting rod or the right connecting rod, so that the locking state of the bolt body control mechanism is released, and the left bolt body and the right bolt body are in a state of being capable of freely rotating.

Furthermore, a switch valve for controlling the conduction of the air guide tube is arranged on the air guide tube, and when the projectile moves along the gun body and passes through the air guide hole during launching, the gunpowder gas enters the cylinder piece through the switch valve and the air guide tube, so as to push the piston piece to act.

Further, the switch valve is a time delay valve.

Further, the piston part is including sliding the piston rod portion of locating in the cylinder part, and be located the piston rod portion stretches out the piston head of cylinder part one end, the piston part with be connected with first elastic component between the cylinder part, first elastic component is around establishing on the piston rod portion.

Furthermore, the bolt body control mechanism also comprises an elastic fixture block, a groove is arranged on the breech and is positioned in the extending direction of the piston piece, the elastic fixture block is arranged in the groove in a sliding manner, and a second elastic piece is arranged between the elastic fixture block and the bottom of the groove;

the elastic clamping block is provided with a clamping groove, when the elastic clamping block extends out of the groove, and when the bolt body control mechanism is in a locking state, the left connecting rod or the right connecting rod is clamped in the clamping groove, and when the piston piece pushes the left connecting rod or the right connecting rod, the elastic clamping block can be pushed into the groove in an abutting mode, so that the left connecting rod and the right connecting rod are separated from the clamping groove.

Furthermore, two opposite side surfaces of the elastic fixture block, which are close to the piston piece and far away from the piston piece, are respectively provided with a guide inclined surface.

Furthermore, a left pivot shaft and a right pivot shaft are arranged on the breech in a rotating mode, the left bolt body and the left crank arm are arranged on the left pivot shaft, and the right bolt body and the right crank arm are arranged on the right pivot shaft.

Furthermore, the left latch body is in spline connection with the left pivot shaft, and the left crank arm is in spline connection with the left pivot shaft; the right bolt body is connected with the right pivot shaft through a spline, and the right crank arm is connected with the right pivot shaft through a spline.

Furthermore, a left rotating handle is arranged on the left pivot shaft; and a right rotating handle is arranged on the right pivoting shaft.

Furthermore, two side surfaces of the left bolt body, which are contacted with the right bolt body, are mutually matched inclined surfaces.

Compared with the prior art, the invention has the following advantages:

the valve type expansion wave artillery is provided with the bolt body control mechanism and the piston control mechanism to control the bolt body to be fixedly in a closed state or a freely rotatable state, and the time for opening the bolt body is controlled by presetting the position of the air guide hole, so that the recoil impulse of the artillery during shooting is reduced on the premise of not influencing the initial speed of a projectile and the firing range of the artillery, the recoil is further reduced, the structure is simple, the chamber temperature of the artillery during shooting can be reduced due to the discharge of gunpowder gas, the ablation on the artillery body tube is slowed down, and the service life of the artillery is prolonged.

In addition, through be provided with the time delay valve in the air duct, the timing that can more accurate control bolt body control mechanism released the locking state, and then the timing that can more accurate control bolt body opened. And through being provided with the elasticity fixture block, and make left connecting rod or right connecting rod card arrange in the draw-in groove, can make more stable being in the locking state of bolt body control mechanism.

In addition, through being provided with left-hand handle and the handle that rotates of right side, the manual control handle of being convenient for opens or closes the bolt body. And set up to the inclined plane of mutually supporting through the both sides face with left bolt body and right bolt body contact to in order to reach better sealed effect, prevent under the state that the bolt body was closed, gunpowder gas leaked on the side of left bolt body and right bolt body butt, and influenced the initial velocity and the artillery range of pellet.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention, illustrate embodiments of the invention and together with the description serve to explain the invention and do not constitute a limitation of the invention. In the drawings:

FIG. 1 is a schematic view of the overall structure of a valve-type thermal shock wave artillery according to an embodiment of the present invention;

FIG. 2 is a schematic view of the internal structure of a valve-type thermal shock wave artillery according to an embodiment of the present invention;

FIG. 3 is a schematic view of the right crank arm and the right latch of a valve-type thermal wave artillery according to an embodiment of the present invention mounted on a right pivot shaft;

FIG. 4 is a schematic structural diagram of a left latch according to an embodiment of the present invention;

FIG. 5 is an enlarged view of a portion of FIG. 1;

fig. 6 is a partially enlarged view of B in fig. 2.

Description of reference numerals:

1. a gun body; 100. a projectile channel; 101. an air vent; 2. b, blasting the tail; 201. a medicine chamber; 202. a gas injection port; 203. a groove; 3. 4, pill forming;

4. a left latch body; 5. a right bolt body; 6. a left crank arm; 7. a right crank arm; 8. a left connecting rod; 9. a right connecting rod; 10. an air duct; 11. an elastic clamping block; 1101. a guide ramp; 12. a card slot;

13. a spline groove; 14. a left turn handle; 15. a right turn handle; 16. a square bulge; 17. a piston member; 1701. a piston rod portion; 1702. a piston head; 18. a cylinder member;

19. a ferrule; 20. an on-off valve; 21. a first elastic member; 22. a second elastic member; 23. a right pivot shaft.

Detailed Description

It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it should be noted that, if terms indicating orientation or positional relationship such as "upper", "lower", "inner", "outer", "front", "rear", "left", "right", "top", "bottom", etc. appear, they are based on the orientation or positional relationship shown in the drawings and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the appearances of the terms first, second, etc. in this specification are not necessarily all referring to the same item, but are instead intended to cover the same item.

In addition, in the description of the present invention, the terms "mounted," "connected," and "connected" are to be construed broadly unless otherwise specifically limited. For example, the connection can be fixed, detachable or integrated; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. To those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood in conjunction with specific situations.

The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.

The embodiment relates to a valve type expansion wave artillery, including barrel 1 and tail 2, barrel 1 is inside to be formed with the shell passageway 100 that supplies shot 3 to wear through, is formed with the powder chamber 201 of depositing powder in the tail 2, and powder chamber 201 link up the setting of tail 2 along the length direction of barrel 1, and the one end and the shell passageway 100 intercommunication of powder chamber 201, the other end are formed with the gas jet 202 that sprays high temperature powder gas, and the pivot is equipped with the left bolt body 4 and the right bolt body 5 that are used for opening and close gas jet 202 on tail 2.

The breech 2 is provided with a bolt body control mechanism and a piston control mechanism. The bolt body control mechanism comprises a left crank arm 6 and a right crank arm 7, wherein the left crank arm 6 rotates synchronously with the left bolt body 4, the right crank arm 7 rotates synchronously with the right bolt body 5, a left connecting rod 8 is pivotally connected with the left crank arm 6, a right connecting rod 9 is pivotally connected with the right crank arm 7, the left connecting rod 8 is pivotally connected with the right connecting rod 9, the left bolt body 4 and the right bolt body 5 close the gas injection port 202, the left connecting rod 8 and the right connecting rod 9 are in the same straight line and are vertical to the left crank arm 6 and the right crank arm 7, and the bolt body control mechanism is in a locking state, so that the left bolt body 4 and the right bolt body 5 are fixed and are in a closed state.

The piston control mechanism comprises a cylinder piece 18 and a piston piece 17 arranged in the cylinder piece 18 in a sliding mode, an air guide hole 101 is formed in the gun body 1, and the interior of the cylinder piece 18 is communicated with the shell channel 100 through an air guide pipe 10 and the air guide hole 101. The piston member 17 pushes the left link 8 or the right link 9 to release the latch control mechanism from the locked state, so that the left latch 4 and the right latch 5 are in a rotatable state.

Based on the above general description, as shown in fig. 1 to 6, in the present embodiment, the breech 2 is preferably rectangular parallelepiped, a cylindrical cavity, i.e., the above-mentioned explosive chamber 201, is formed inside the breech 2, one end of the explosive chamber 201 is communicated with the projectile channel 100 formed inside the barrel 1, and by igniting the gunpowder in the explosive chamber 201, high-temperature and high-pressure gunpowder gas is generated to push the projectile 3 in the projectile channel 100 to eject.

As shown in fig. 1, the left bolt 4 and the right bolt 5 are respectively pivotally disposed at two sides of the gas injection port 202, and for facilitating the installation of the left bolt 4 and the right bolt 5, an installation groove for installing the left bolt 4 and the right bolt 5 is disposed on the breech 2, when the left bolt 4 and the right bolt 5 close the gas injection port 202, the upper and lower bottom surfaces of the left bolt 4 and the right bolt 5 are tightly attached to the upper and lower side surfaces of the installation groove, and one side of the left bolt 4 and the right bolt 5 facing the gas injection port 202 is tightly attached to the groove bottom surface of the installation groove, so as to ensure that the explosive chamber 201 has better sealing performance and prevent the gunpowder gas from leaking from the gas injection port 202.

In addition, in order to further ensure the sealing performance of the explosive chamber 201, as shown in fig. 3 and 4, in the present embodiment, both side surfaces of the left latch body 4 contacting with the right latch body 5 are set as mutually fitting inclined surfaces, thereby preventing the leakage of the gunpowder gas from the side surfaces of the left latch body 4 contacting with the right latch body 5 to affect the initial velocity and the range of the projectile 3.

In the present embodiment, the latch control mechanism is disposed on the top of the breech 2, when the left latch 4 and the right latch 5 are in the closed state shown in fig. 1, the left crank arm 6 and the right crank arm 7 are arranged in parallel, the left link 8 and the right link 9 are positioned on the same straight line and are perpendicular to the left crank arm 6 and the right crank arm 7, so that the force applied to the left link 8 by the left crank arm 6 and the force applied to the right link 9 by the right crank arm 7 are offset, and the locking control mechanism is in the locked state, so that the left crank arm 6 and the right crank arm 7 cannot rotate, and the left latch 4 and the right latch 5 can be fixed in the closed state because the left crank arm 6 rotates synchronously with the left latch 4 and the right latch 7 rotates synchronously with the right latch 5.

As shown in fig. 1, left and right pivotal shafts 23 are rotatably provided on the breech 2, a left latch body 4 and a left crank arm 6 are provided on the left pivotal shaft, and a right latch body 5 and a right crank arm 7 are provided on the right pivotal shaft 23. In order to enable the left latch body 4 and the left crank arm 6 to rotate synchronously and enable the right latch body 5 and the right crank arm 7 to rotate synchronously, in the embodiment, the left latch body 4 and the left pivot shaft are in spline connection, the left crank arm 6 and the left pivot shaft are in spline connection, the right latch body 5 and the right pivot shaft 23 are in spline connection, and the right crank arm 7 and the right pivot shaft 23 are in spline connection.

In practice, as shown in fig. 3, the left and right pivot shafts 23 may be provided as spline shafts, and spline grooves 13 may be provided on the left crank arm 6 and the left latch body 4 and the right crank arm 7 and the right latch body 5. In addition, other coupling means, such as flat key coupling, may be used between the left latch body 4 and the left crank arm 6 and the left pivot shaft, and between the right latch body 5 and the right crank arm 7 and the right pivot shaft 23, instead of using spline coupling.

In addition, in order to facilitate manual control of the opening and closing of the latch body, a left rotating handle 14 is provided on the left pivot shaft, and a right rotating handle 15 is provided on the right pivot shaft 23. As shown in fig. 1 and 3, square protrusions 16 are protruded upward from the top of each of the left and right pivot shafts 23, square through holes are provided in each of the left and right turn handles 14 and 15, and the left turn handle 14 is mounted on the left pivot shaft and the right turn handle 15 is mounted on the right pivot shaft 23 by fitting the square protrusions 16 into the square through holes.

Further, the bolt body 1 is provided with an air vent hole 101, the air vent hole 101 communicates with the air duct 10, and the timing of the entry of the propellant gas into the air vent hole 101 is controlled by adjusting the position of the air vent hole 101, thereby controlling the timing of unlocking the bolt control mechanism.

In order to more precisely control the opening time of the bolt, a switch valve 20 for controlling the conduction of the air duct 10 is arranged on the air duct 10, and when the projectile 3 moves along the gun body 1 and passes through the air guide hole 101 during firing, gunpowder gas enters the cylinder part 18 through the switch valve 20 and the air duct 10, and then the piston part 17 is pushed to act. And the switch valve 20 is preferably a time delay valve, so that after the gunpowder gas enters the gas guide tube 10, the time for conducting the gas guide tube 10 can be further controlled, and the unlocking time of the bolt body control mechanism can be further controlled.

As shown in fig. 1 and 2, the piston member 17 is disposed opposite to the position where the left link 8 is pivotally connected to the right link 9, and the cylinder member 18 is mounted to the top of the breech 2 by a ferrule 19. As shown in fig. 5 and 6, the piston member 17 includes a piston rod portion 1701 slidably disposed in the cylinder member 18, and a piston head portion 1702 located at an end of the piston rod portion 1701 extending out of the cylinder member 18, and a first elastic member 21 is connected between the piston member 17 and the cylinder member 18, and the first elastic member 21 is wound around the piston rod portion 1701. The piston member 17 is elastically and telescopically arranged on the cylinder member 18 by being provided with an elastic member, so that the piston member 17 can automatically return after the left latch body 4 and the right latch body 5 are opened, thereby facilitating subsequent use.

In addition, as shown in fig. 5 and fig. 6, the bolt control mechanism further includes an elastic latch 11, a groove 203 is formed on the breech 2, the groove 203 is located in the extending direction of the piston member 17, the elastic latch 11 is slidably disposed in the groove 203, and a second elastic member 22 is disposed between the elastic latch 11 and the groove bottom of the groove 203. Preferably, the groove 203 is arranged at the position where the left link 8 and the right link 9 are pivotally connected, the elastic latch 11 is slidably arranged in the groove 203, and the second elastic element 22 is arranged between the elastic latch 11 and the groove bottom of the groove 203. And the groove 203 is preferably provided at the top of the breech 2 corresponding to the position where the left and right links 8 and 9 are pivotally connected when the bolt control mechanism is in the locked state.

The elastic clamping block 11 is provided with a clamping groove 12, when the elastic clamping block 11 extends out of the groove 203 and the latch control mechanism is in a locking state, the left connecting rod 8 or the right connecting rod 9 is clamped in the clamping groove 12, and when the piston member 17 pushes the left connecting rod 8 or the right connecting rod 9, the elastic clamping block 11 can be pushed into the groove 203, so that the left connecting rod 8 and the right connecting rod 9 are separated from the clamping groove 12.

In addition, in order to facilitate the pushing of the piston member 17 against the elastic latch 11 and to enable the left connecting rod 8 and the right connecting rod 9 to be re-clamped in the clamping groove 12, the two opposite side surfaces of the elastic latch 11 close to the piston member 17 and far from the piston member 17 are respectively provided with a guiding inclined surface 1101, so that the piston member 17 can push the elastic latch 11 to the groove 203, and the left connecting rod 8 can rotate around the right connecting rod 9 and can be re-clamped in the clamping groove 12.

It should be noted that, in the present embodiment, both the first elastic member 21 and the second elastic member 22 can be springs commonly used in the prior art.

When the valve type expansion wave artillery is used, the left bolt body 4 and the right bolt body 5 are firstly closed, the bolt body control structure is in a locking state, gunpowder in the powder chamber 201 is ignited, the generated high-temperature and high-pressure gunpowder gas can push the shot 3 to advance, after the shot 3 passes through the gas guide hole 101, the high-temperature and high-pressure gas can enter the cylinder part 18 through the gas guide hole 101 and the gas guide pipe 10, the piston part 17 pushes the position where the left connecting rod 8 and the right connecting rod 9 are in pivot connection, the locking state of the bolt body control mechanism is unlocked, then the left bolt body 4 and the right bolt body 5 are opened under the pushing of the gunpowder gas, and the gunpowder gas is sprayed out from the gas injection hole 202.

The valve formula inflation ripples artillery of this embodiment, through being provided with bolt body control mechanism and piston control mechanism in order to control the fixed closed condition that is in of bolt body, or can free rotation's state, and the opportunity of opening of bolt body is controlled through the position of predetermineeing air guide hole 101 and ooff valve 20, thereby under the prerequisite that does not influence the initial velocity and the range of pellet 3, reduce recoil impulse and recoil of artillery design, moreover, the steam generator is simple in structure, and because of the discharge of gunpowder gas, thereby can reduce the bore temperature of artillery when the shooting, slow down the ablation to the artillery, the life of extension artillery.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims (10)

1. The utility model provides a valve type expansion wave gun, includes barrel (1) and gun tail (2), barrel (1) inside is formed with shell passageway (100), be formed with powder chamber (201) in gun tail (2), its characterized in that:

the gunpowder chamber (201) penetrates through the gun tail (2) along the length direction of the gun body (1), one end of the gunpowder chamber (201) is communicated with the cannonball channel (100), a gas jet orifice (202) is formed at the other end of the gunpowder chamber, and a left bolt body (4) and a right bolt body (5) which are used for opening and closing the gas jet orifice (202) are pivotally arranged on the gun tail (2);

a bolt body control mechanism and a piston control mechanism are arranged on the cannon tail (2);

the bolt body control mechanism comprises a left crank arm (6) and a right crank arm (7) which respectively rotate synchronously with the left bolt body (4) and the right bolt body (5), a left connecting rod (8) is in pivot connection with the left crank arm (6), a right connecting rod (9) is in pivot connection with the right crank arm (7), and the left connecting rod (8) is in pivot connection with the right connecting rod (9), so that the gas injection port (202) is sealed by the left bolt body (4) and the right bolt body (5), the left connecting rod (8) and the right connecting rod (9) are in the same straight line and are vertical to the left crank arm (6) and the right crank arm (7), and the bolt body control mechanism is in a locking state;

the piston control mechanism comprises a cylinder piece (18) and a piston piece (17) arranged in the cylinder piece (18) in a sliding manner, an air guide hole (101) is formed in the gun body (1), and the interior of the cylinder piece (18) is communicated with the shell channel (100) through an air guide pipe (10) and the air guide hole (101);

the piston piece (17) pushes the left connecting rod (8) or the right connecting rod (9), so that the locking state of the bolt body control mechanism is released, and the left bolt body (4) and the right bolt body (5) are in a free rotation state.

2. The valve-type expanding wave artillery according to claim 1, wherein:

the gas guide pipe (10) is provided with a switch valve (20) for controlling the gas guide pipe (10) to be conducted or not, and when the projectile (3) moves along the gun body (1) and passes through the gas guide hole (101) during launching, gunpowder gas enters the cylinder part (18) through the switch valve (20) and the gas guide pipe (10) so as to push the piston part (17) to act.

3. The valve-type expanding wave artillery according to claim 2, wherein:

the switch valve (20) is a time delay valve.

4. The valve-type expanding wave artillery according to claim 1, wherein:

the piston piece (17) comprises a piston rod portion (1701) arranged in the cylinder piece (18) in a sliding mode, and a piston head portion (1702) located at one end, extending out of the cylinder piece (18), of the piston rod portion (1701), a first elastic piece (21) is connected between the piston piece (17) and the cylinder piece (18), and the first elastic piece (21) is arranged on the piston rod portion (1701) in a winding mode.

5. The valve-type expanding wave artillery according to claim 1, wherein:

the bolt body control mechanism further comprises an elastic clamping block (11), a groove (203) is formed in the breech (2), the groove (203) is located in the extending direction of the piston piece (17), the elastic clamping block (11) is arranged in the groove (203) in a sliding mode, and a second elastic piece (22) is arranged between the elastic clamping block (11) and the bottom of the groove (203);

the elastic clamping block (11) is provided with a clamping groove (12), when the elastic clamping block (11) extends out of the groove (203), and when the bolt body control mechanism is in a locking state, the left connecting rod (8) or the right connecting rod (9) is clamped in the clamping groove (12), and when the piston piece (17) pushes the left connecting rod (8) or the right connecting rod (9), the elastic clamping block (11) can be pushed into the groove (203), so that the left connecting rod (8) and the right connecting rod (9) are separated from the clamping groove (12).

6. The valve-type expanding wave artillery according to claim 5, wherein:

and two opposite side surfaces of the elastic clamping block (11) close to the piston piece (17) and far away from the piston piece (17) are respectively provided with a guide inclined surface (1101).

7. The valve-type expanding wave artillery according to claim 1, wherein:

the firecracker tail is characterized in that a left pivot shaft and a right pivot shaft (23) are arranged on the firecracker tail (2) in a rotating mode, the left bolt body (4) and the left crank arm (6) are arranged on the left pivot shaft, and the right bolt body (5) and the right crank arm (7) are arranged on the right pivot shaft (23).

8. The valve-type expanding wave artillery according to claim 7, wherein:

the left bolt body (4) is in spline connection with the left pivot shaft, and the left crank arm (6) is in spline connection with the left pivot shaft;

the right bolt body (5) is in spline connection with the right pivot shaft (23), and the right crank arm (7) is in spline connection with the right pivot shaft (23).

9. The valve-type expanding wave artillery according to claim 7, wherein:

a left rotating handle (14) is arranged on the left pivot shaft;

the right pivot shaft (23) is provided with a right rotating handle (15).

10. The valve-type expanding wave artillery according to any one of claims 1 to 9, wherein:

the two side surfaces of the left bolt body (4) contacted with the right bolt body (5) are mutually matched inclined surfaces.

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