CN221404061U - Spring support device for launching rod type spring - Google Patents
Spring support device for launching rod type spring Download PDFInfo
- Publication number
- CN221404061U CN221404061U CN202420944246.3U CN202420944246U CN221404061U CN 221404061 U CN221404061 U CN 221404061U CN 202420944246 U CN202420944246 U CN 202420944246U CN 221404061 U CN221404061 U CN 221404061U
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- Prior art keywords
- bullet
- support body
- split
- rod type
- bullet support
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- 238000010304 firing Methods 0.000 claims description 8
- 229910000838 Al alloy Inorganic materials 0.000 claims description 5
- 239000004677 Nylon Substances 0.000 claims description 3
- 229920001778 nylon Polymers 0.000 claims description 3
- 238000000926 separation method Methods 0.000 abstract description 7
- 238000000034 method Methods 0.000 abstract description 4
- 230000008569 process Effects 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 description 10
- 230000000694 effects Effects 0.000 description 7
- 230000035515 penetration Effects 0.000 description 7
- 229920001971 elastomer Polymers 0.000 description 3
- 239000000806 elastomer Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 2
- 239000012634 fragment Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000007903 penetration ability Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 239000000956 alloy Substances 0.000 description 1
- 230000007123 defense Effects 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 239000013536 elastomeric material Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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Abstract
The utility model relates to a bullet support device for a launching rod type bullet, which comprises bullet support split pieces and positioning blocks, wherein the bullet support split pieces are provided with a plurality of bullet support body, the bullet support split pieces are spliced circumferentially to form a bullet support body, a cavity for accommodating the rod type bullet is arranged in the bullet support body, an inclined angle delta is arranged at the inlet of the cavity, the bullet support body comprises a cone section and a cylinder section, a first bullet belt is sleeved on the cone section, a second bullet belt is sleeved on the cylinder section, an inner thread is arranged at the end part of the cylinder section far away from the cone section, and corresponding outer threads are arranged on the positioning blocks. The bullet support body is formed by split splicing of the plurality of bullet supports, the inclined angle delta is arranged at the inlet of the cavity, and during launching, radial separation moment is generated by airflow, so that the bullet support is split and separated, the rod type bullet is separated from the bullet support body, the problems of unstable flying and unstable shelling of the rod type bullet in the test process are effectively solved, and the stable shelling of the bullet support body is facilitated by connecting the positioning block structure on the cylinder section of the tail part.
Description
Technical Field
The utility model relates to the technical field of bullet holders, in particular to a bullet holder device for a launching rod type bullet.
Background
The penetration projectile body is used as an effective means for implementing accurate striking on the high-value strategic targets, and gradually becomes a focus point of military large country strategic games and makes future key forces. The application of exploring new concepts, new principles, new technologies and the like in penetration elastomers accelerates the penetration ability of the penetration elastomers and the cross-generation jump of comprehensive damage effects, is always a hot spot for research in the field of impact dynamics, and has important practical significance and great military value for improving the level of weaponry in China. With the current research of deep defense systems, higher requirements are placed on penetration capabilities of deep-drilling weapons. When the firing rate and the strength of the elastomeric material are limited, it is an effective means to further enhance penetration and increase the aspect ratio of the elastomeric structure.
The existing steel traveling armor-piercing bullet with the length-diameter ratio of 12-15 has stronger penetration capability, in the test, the contour of the bullet is usually smaller than the diameter of a gun barrel of a gun, the bullet needs to be adapted and installed in a ballistic gun by adopting a bullet holder, the long rod bullet can be launched in a stable posture in a stable speed interval, and finally stable penetration is formed. The existing bullet support device is mostly suitable for launching armor-piercing bullets or fragment bullets, and is not suitable for simulating stable launching of bullets. The utility model discloses a novel bullet holds in palm as publication number CN215491360U, includes: the shell is provided with a containing groove for placing the elastomer at one end and a conical bottom push at the other end, a windage inclined plane is arranged at the opening of the containing groove, a curved slit is arranged on the side wall of the shell, and the slit extends along the length direction of the shell; the hollow closed gas ring, the one end of closed gas ring pushes away with the toper and can dismantle the connection, and the other end is equipped with the tail skirt of outside expansion, the tail skirt inner wall pushes away with the toper and forms bullet and holds in the palm the indent, be equipped with the through-hole on the lateral wall of closed gas ring. And the closed air ring is at the rear end, is unfavorable for rod-type bullet shelling, makes the rod-type bullet receive shelling influence flight trajectory, consequently, how to reduce bullet and hold in the palm the split to bullet and hold in the palm the interference of flight gesture, and then reduce the nutation angle of rod-type bullet flight in-process, makes its bullet pole possess stable penetration ability, develops suitable bullet and holds in the palm emitter and become the problem that needs to solve.
Disclosure of utility model
The utility model aims to solve the technical problems and provides a bullet holder device for a launching rod type bullet.
The technical scheme for solving the technical problems is as follows: the utility model provides a bullet holds in palm device for launching rod-type bullet, holds in the palm split and locating piece including bullet, bullet holds in the palm split and is equipped with a plurality ofly, a plurality of bullet holds in the palm split circumference concatenation and forms bullet and holds in the palm the body, the bullet holds in the palm this internal cavity that is used for holding rod-type bullet that is equipped with, the entrance of cavity is equipped with tilt angle delta, bullet holds in the palm the body and includes cone section and cylinder section, the cover is equipped with the belt one on the cone section, the cover is equipped with the belt two on the cylinder section, the cylinder section is kept away from the tip of cone section is equipped with the internal thread, be equipped with corresponding external screw thread on the locating piece.
The beneficial effects of the utility model are as follows: the bullet support body is formed by split jointing of the plurality of bullet supports, an inclined angle delta is arranged at the inlet of the cavity, and during launching, radial separation moment is generated by air flow, so that the bullet support is split to separate, the separation of the rod type bullet and the bullet support body is realized, the problems of unstable flying and unstable unshelling of the rod type bullet in the test process are effectively solved, and the launching requirement of the rod type bullet is ensured; the cylinder section at the tail part is connected with the positioning block structure, so that the gravity center of the bullet support body is arranged in front, and the bullet support body is favorable for stable shelling; the elastic support split is primarily fixed through the elastic belt structure, so that a gun bore is prevented from being scratched, the elastic support split is prevented from being split in advance, the elastic belt structure plays a role in fixing the elastic support split, the occurrence of the advance split is avoided, and the stability of rod-type bullet emission is ensured; through setting up bullet support body into cone section and cylinder section, can guarantee emission intensity.
Based on the technical scheme, the utility model can also make the following improvements on the technical scheme:
Further, the inclination angle theta of the cone section is 5.8 degrees to 6.2 degrees.
The adoption of the technical scheme has the beneficial effect that the overall weight of the bullet support body is reduced as much as possible under the limit of the inner diameter size of the gun barrel.
Further, the inclination angle delta is 20 degrees to 45 degrees.
The adoption of the further technical scheme has the beneficial effects that the separation of the bullet support body is used for the high-speed flying of the rod type bullet, the split stability of the bullet support body at the launching speed of 1400-1600 m/s can be enhanced, and the flying posture of the rod type bullet is ensured.
Further, the joint of the adjacent spring support split is in a zigzag shape, and the adjacent spring support split is meshed.
The adoption of the technical scheme has the beneficial effects that the zigzag structure realizes the quick separation of the rod type bullet and the bullet support body, and the influence of the bullet support body separation process on the stable flight and the target landing posture of the rod type bullet is minimized, so that the interference of the split on the flight posture of the rod type bullet is reduced.
Further, the length of the cone section is 40mm-45mm, and the length of the cylinder section is 9mm-12mm.
The bullet support body has the beneficial effects that the weight of the bullet support is reduced as far as possible, and the inner trajectory stress concentration point of the bullet support body is the bottom, so that the bottom is the cone width size for ensuring the emission intensity.
Further, two parallel positioning rings are arranged on the outer side of the bullet support body, a positioning groove I is formed by the two positioning rings, and the elastic belt I is located in the positioning groove I.
The adoption of the technical scheme has the beneficial effects that during the launching, high-temperature and high-pressure air flow in the firing chamber escapes from the tail part to the front end of the bullet support body, impacts the bullet belt I, causes the bullet belt I to deviate relative to the whole position of the bullet support body, damages the bullet belt I, loses the fixing effect on the whole front part of the bullet support, causes the deviation of the landing position of the broken bullet body, and ensures the accuracy of the landing position of the broken bullet body after the firing because the positioning ring limits the relative position of the bullet belt I and the bullet support body.
Further, the distance from the first belt to the entrance of the cavity is 15mm-18mm.
The adoption of the technical scheme has the beneficial effects that the first elastic belt is arranged at the position close to the inlet, so that the split of the elastic support can be avoided, the normal emission of the rod type elastic is ensured, and the influence of the split on the flight track of the rod type elastic is reduced.
Further, the bullet holds in the palm the body and is kept away from the one end of entry is equipped with the anticreep hook, the anticreep hook with the bullet holds in the palm the body and is formed with the constant head tank two, the elastic ribbon two is located in the constant head tank two.
The adoption of the technical scheme has the beneficial effects that the second elastic belt is positioned through the second positioning groove, the second elastic belt is prevented from being separated, the fixing effect on the split of the elastic support is ensured, and the effect of transmitting is prevented from being influenced by the split in advance.
Further, the split material of the spring support is aluminum alloy.
The adoption of the technical scheme has the beneficial effects that the strength of the bullet support body in the launching ballistic gun barrel can be ensured, the integral weight of the bullet support body is reduced, and the influence on the flight attitude of the rod type bullet is weakened.
Further, the first and second elastic belts are made of nylon.
The technical scheme has the beneficial effects that the nylon material has a lubricating effect, reduces excessive abrasion of the shell support body on the inner surface of the gun barrel caused by high-speed movement in the gun barrel, and delays the service life of the gun barrel.
Drawings
FIG. 1 is a perspective view of a spring holder body according to the present utility model;
FIG. 2 is a schematic cross-sectional view of a spring holder assembly according to the present utility model.
Reference numerals: 1. split of the spring support; 2. a first elastic belt; 3. a positioning block; 4. a cone section; 5. a cylindrical section; 6. a positioning groove I; 7. unhooking prevention; 8. and a second elastic belt.
Detailed Description
The principles and features of the present utility model are described below with reference to the drawings, the examples are illustrated for the purpose of illustrating the utility model and are not to be construed as limiting the scope of the utility model.
As shown in fig. 1 and 2, the utility model discloses a bullet holder device for launching rod type bullets, which comprises bullet holder split pieces 1 and positioning blocks 3, wherein the bullet holder split pieces 1 are provided with a plurality of bullet holder split pieces, the bullet holder body is internally provided with a cavity for accommodating the rod type bullets, the inner diameter of the cavity is matched with the outer diameter of the rod type bullets, the inlet of the cavity is provided with an inclined angle delta, the inclined angle delta is 20-45 degrees, preferably 35 degrees, the bullet holder body is used for separating the rod type bullets when the rod type bullets fly at a high speed, the stability of the split pieces is ensured, the flying posture of the rod type bullets is ensured, the bullet holder body comprises an integrated cone section 4 and a cylinder section 5, the inclined angle theta of the cone section 4 is 5.8-6.2 degrees, preferably 4.5 degrees, the length of the cone section 4 is 40-45 mm, the length of the cylinder section 5 is 9-12 mm, a bullet belt one 2 is sleeved on the cone section 5, a bullet belt two 8 is sleeved on the cylinder section 5, the bullet belt one end is provided with a cross section 2, and the cylinder section 3 is provided with a thread groove or a thread groove, and the end part is provided with a thread groove corresponding to the thread 3. After the split pieces 1 are spliced, the positioning block 3 is arranged at the end part of the spring support body, through the arrangement of the external threads on the positioning block 3, the fixing effect on the spring support split pieces 1 can be realized, meanwhile, the influence of the positioning block 3 on the separation of the spring support split pieces 1 is reduced, the quick split is realized, and the flying posture of the rod type spring is ensured. The bullet support device can realize stable launching and stable unshelling of the steel rod type bullet with the length-diameter ratio of 12-15 within the range of 1400-1600m/s, targets in a stable posture, almost has no nutation angle, and ensures the stability of the rod type bullet in flying and unshelling.
In this embodiment, two parallel positioning rings are disposed on the outer side of the bullet support body, two positioning rings form a positioning groove one 6, and the elastic belt one 2 is located in the positioning groove one 6. The elastic belt I2 is used as a transition medium between the aluminum alloy bullet support surface and the inner surface of the gun barrel, so that excessive abrasion of the bullet support aluminum alloy material on the inner surface of the gun barrel caused by high-speed movement in the gun barrel can be reduced, the fragment precision of multiple shooting can be ensured, and the service life of the gun barrel is prolonged. The two positioning rings are arranged to limit the relative positions of the first elastic belt 2 (namely the front centering ring) and the bullet support body, and during the firing, high-temperature and high-pressure air flow in the chamber escapes from the tail to the front end of the bullet support body, so that the first elastic belt 2 is impacted to cause the deviation of the position of the first elastic belt 2 relative to the bullet support body, the first elastic belt 2 is damaged, the centering effect on the front part of the bullet support body is lost, the landing position of the broken piece bullet body is deviated, and the shooting precision of the broken piece is difficult to ensure.
Further, the width of the positioning groove I6 corresponds to the width of the belt I2, so that the positioning effect on the belt I2 is improved, and the situation that the belt I2 slides is reduced.
Further, the bullet holds in the palm the body and is kept away from the one end of entry is equipped with unhook 7, unhook 7 with bullet holds in the palm the body and is formed with the constant head tank two, bullet area two 8 are located in the constant head tank two. The firmness of fixing the second elastic belt 8 is improved, the sliding condition is reduced, and the stability of rod-type bullet emission is ensured. Further, be equipped with the direction fillet on the anticreep hook 7, the direction fillet is to the slope of constant head tank two, and the band two 8 of easy to assemble reduces the installation degree of difficulty.
The joint of the adjacent spring support split pieces 1 is saw-tooth-shaped, and the adjacent spring support split pieces 1 are meshed. The bullet support split pieces 1 of the bullet support body are interlocked through the zigzag joints, the relative positions of the bullet support split pieces 1 are unchanged, the rod type bullet is stably and continuously wrapped, preconditions are finally created for the stable landing posture of the rod type bullet, nutation angles in the flight process of the rod type bullet are reduced, and stable flight of the rod type bullet is guaranteed.
In this embodiment, four split shells 1 are provided, and the four split shells 1 are spliced along the circumferential direction to form the shell support body.
The spring support split 1 is made of aluminum alloy. The strength of the bullet support body in the launching ballistic gun barrel can be guaranteed, the overall weight of the bullet support body is reduced, and the influence on the flight attitude of the rod type bullet is weakened.
The distance from the first belt 2 to the entrance of the cavity is 15mm-18mm. The elastic belt I2 is arranged at a position close to the inlet, so that the spring support split 1 can be prevented from being split in advance, the rod type spring is ensured to be normally launched, and the influence of the split on the rod type spring flight track is reduced.
The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.
Claims (10)
1. A bullet holds in palm device for launching rod-type bullet, its characterized in that includes bullet support split (1) and locating piece (3), bullet support split (1) is equipped with a plurality ofly, and is a plurality of bullet support split (1) circumference concatenation forms bullet support body, be equipped with the cavity that is used for holding rod-type bullet in the bullet support body, the entrance of cavity is equipped with tilt angle delta, bullet support body includes cone section (4) and cylinder section (5), the cover is equipped with bullet area one (2) on cone section (4), the cover is equipped with bullet area two (8) on cylinder section (5), cylinder section (5) are kept away from the tip of cone section (4) is equipped with the internal thread, be equipped with corresponding external screw thread on locating piece (3).
2. A spring holder arrangement for a firing rod spring according to claim 1, characterized in that the angle of inclination θ of the cone section (4) is 5.8 ° -6.2 °.
3. A sabot device for a launch rod type sabot as claimed in claim 1 or 2, wherein the tilt angle δ is 20 ° -45 °.
4. The spring holder device for a firing rod type spring according to claim 1, wherein the joints of adjacent spring holder split pieces (1) are saw-toothed, and adjacent spring holder split pieces (1) are meshed.
5. A holder device for a firing rod type projectile according to claim 1, characterized in that the length of the cone section (4) is 40-45 mm and the length of the cylinder section (5) is 9-12 mm.
6. The bullet holder device for a bullet of claim 1, wherein two parallel positioning rings are arranged on the outer side of the bullet holder body, two positioning rings form a positioning groove one (6), and the bullet belt one (2) is positioned in the positioning groove one (6).
7. A holder device for a launch rod bullet according to claim 1 or 6, characterized in that the distance of the belt one (2) to the entrance of the cavity is 15mm-18mm.
8. The bullet support device for the launching rod type bullet according to claim 1, wherein an anti-unhooking hook (7) is arranged at one end of the bullet support body far away from the inlet, a positioning groove II is formed between the anti-unhooking hook (7) and the bullet support body, and the bullet belt II (8) is positioned in the positioning groove II.
9. The bullet holder device for a firing rod bullet according to claim 1, wherein the bullet holder split (1) is made of aluminum alloy.
10. The holder device for a launch rod bullet according to claim 1, wherein the first and second belts (2, 8) are made of nylon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420944246.3U CN221404061U (en) | 2024-04-30 | 2024-04-30 | Spring support device for launching rod type spring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420944246.3U CN221404061U (en) | 2024-04-30 | 2024-04-30 | Spring support device for launching rod type spring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221404061U true CN221404061U (en) | 2024-07-23 |
Family
ID=91934437
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420944246.3U Active CN221404061U (en) | 2024-04-30 | 2024-04-30 | Spring support device for launching rod type spring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221404061U (en) |
-
2024
- 2024-04-30 CN CN202420944246.3U patent/CN221404061U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |