CN209945152U - Bulletproof armor and vehicle with same - Google Patents
Bulletproof armor and vehicle with same Download PDFInfo
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- CN209945152U CN209945152U CN201920675911.2U CN201920675911U CN209945152U CN 209945152 U CN209945152 U CN 209945152U CN 201920675911 U CN201920675911 U CN 201920675911U CN 209945152 U CN209945152 U CN 209945152U
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Abstract
The utility model provides a bulletproof armor and vehicle that has it, bulletproof armor includes: the ceramic layer is formed by splicing a plurality of ceramic plates; the aramid fiber layer is arranged on one side of the ceramic layer and is connected with the ceramic layer; the steel plate is arranged on the other side of the ceramic layer and is connected with the ceramic layer. According to the utility model discloses a bulletproof armor, it receives the easy broken glass of bullet after assaulting to have solved bulletproof armor, the problem that protective capacities is low, can reduce bulletproof armor and receive the crushing degree of the potsherd after the bullet strikes, the potsherd is not destroyed by vibrations each other, the crackle extension scope of can reducing, the broken problem of peeling off of large tracts of land pottery after having avoided the bullet to strike many times, be favorable to resisting the many times continuous impact of bullet, improve protective capacities, realize the lightweight, the potsherd takes place cracked back of peeling off, but the change of local dismantlement, and convenient maintenance reduces the maintenance cost.
Description
Technical Field
The utility model relates to an automobile manufacturing technical field, in particular to shellproof armor and vehicle that has it.
Background
Along with the development of vehicles, the bulletproof requirement of bulletproof vehicles is higher and higher, and more researches on the aspect of bulletproof are carried out, for example, a combined bulletproof ceramic armor splicing structure in the prior art comprises a surface buffer layer, a plurality of ceramic combined splicing structure layers and an integral rigid layer coated on the outer surface. In the prior art, the multilayer ceramic combination splicing structure layer adopts one or more combinations of boron carbide, silicon carbide and alumina ceramic, the number of the splicing layers is 2-3, after the ceramic wafer in the splicing mode is impacted by a projectile, the ceramic on the periphery of the bullet hole in a larger area can be completely cracked to reduce the protection capability, and under the condition of bearing multiple projectiles, ceramic peeling of a larger area is easy to occur, the protection capability is further lost, the continuous shooting of the projectile is not facilitated, the bulletproof effect is not good, and the potential safety hazard is increased.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a bulletproof armor.
The utility model also provides a vehicle of having above-mentioned bulletproof armor.
In order to solve the technical problem, the utility model discloses a following technical scheme:
according to the utility model discloses shellproof armor of first aspect embodiment includes:
the ceramic layer is formed by splicing a plurality of ceramic plates;
the aramid fiber layer is arranged on one side of the ceramic layer and is connected with the ceramic layer;
the steel plate is arranged on the other side of the ceramic layer and is connected with the ceramic layer.
Further, the ceramic layer is formed in a polygonal shape.
Further, the ceramic layer is three layers, and the ceramic sheet is formed into a regular hexagon.
Further, the aramid fiber layer is aramid fabric.
Further, aramid paper is arranged between two adjacent ceramic layers.
Further, the thickness of the aramid paper is 0.01 mm.
Furthermore, the surfaces of the ceramic plates are respectively coated with aramid paper.
Furthermore, the aramid paper and the ceramic sheet are connected through an adhesive, and the two adjacent aramid papers are connected through an adhesive.
Furthermore, the aramid paper on the ceramic sheet, which is adjacent to the steel plate, is connected with the steel plate through an adhesive.
A vehicle according to an embodiment of the second aspect of the invention comprises a ballistic armour according to the above embodiments.
The above technical scheme of the utility model one of following beneficial effect has at least:
according to the utility model discloses a bulletproof armor, it receives the easy broken glass of bullet after assaulting to have solved bulletproof armor, the problem that protective capacities is low, can reduce bulletproof armor and receive the crushing degree of the potsherd after the bullet strikes, the potsherd is not destroyed by vibrations each other, the crackle extension scope of can reducing, the broken problem of peeling off of large tracts of land pottery after having avoided the bullet to strike many times, be favorable to resisting the many times continuous impact of bullet, improve protective capacities, realize the lightweight, the potsherd takes place cracked back of peeling off, but the change of local dismantlement, and convenient maintenance reduces the maintenance cost.
Drawings
Fig. 1 is a schematic structural view of a bulletproof armor according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a ceramic layer of a bulletproof armor according to an embodiment of the present invention.
Reference numerals:
a ballistic armor 100;
a ceramic layer 10; a ceramic sheet 11;
an aramid layer 20;
a steel plate 30;
Detailed Description
In order to make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined below to clearly and completely describe the technical solution of the embodiments of the present invention. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. All other embodiments, which can be derived from the description of the embodiments of the present invention by a person skilled in the art, are within the scope of the present invention.
Unless otherwise defined, technical or scientific terms used herein shall have the ordinary meaning as understood by those of ordinary skill in the art to which the invention belongs. The use of "first," "second," and similar terms in the description herein do not denote any order, quantity, or importance, but rather the terms are used to distinguish one element from another. Also, the use of the terms "a" or "an" and the like do not denote a limitation of quantity, but rather denote the presence of at least one. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships are changed accordingly.
A ballistic armor 100 in accordance with embodiments of the present invention is first described in detail with reference to the drawings.
As shown in fig. 1 to 2, a bulletproof armor 100 according to an embodiment of the present invention includes a ceramic layer 10, an aramid layer 20, and a steel plate 30.
Specifically, the ceramic layer 10 is formed by joining a plurality of ceramic sheets 11, the aramid layer 20 is provided on one side of the ceramic layer 10 and connected to the ceramic layer 10, and the steel sheet 30 is provided on the other side of the ceramic layer 10 and connected to the ceramic layer 10.
That is to say, the bulletproof armor 100 is mainly composed of a ceramic layer 10, an aramid fiber layer 20 and a steel plate 30, wherein the ceramic layer 10 is formed by splicing a plurality of ceramic plates 11, the shapes and the sizes of the ceramic plates 11 can be reasonably selected according to actual needs, the ceramic plates 11 can be boron carbide, silicon carbide or alumina ceramic materials, and the ceramic materials have good high-temperature performance and are non-combustible, thereby being beneficial to resisting ammunition components in armor-piercing combustion bullets; the ceramic material has high hardness, and can destroy the warhead state of the armor piercing combustion bomb so as to achieve the purpose of protection; the ceramic material has strong brittleness and is easy to break, and the performance is not only beneficial to absorbing the energy of bullet impact, but also can cause secondary protection failure. Aramid fiber layer 20 can be established in one side of ceramic layer 10, and aramid fiber layer 20 can link to each other with ceramic layer 10, can connect through the adhesive, and steel sheet 30 can be established at the opposite side of ceramic layer 10, and steel sheet 30 can link to each other with ceramic layer 10, and ceramic layer 10, aramid fiber layer 20 and steel sheet 30 are connected and become a whole, reinforcing shock resistance, and difficult broken the peeling off of potsherd 11 to can bear the continuous impact of many times of shot.
From this, according to the utility model discloses a bulletproof armor 100 can reduce bulletproof armor and receive the broken degree of potsherd 11 after the shot strikes, and potsherd 11 is not destroyed by vibrations each other, but the crack extension scope of contracting has avoided the broken problem of peeling off of the broken back large tracts of land pottery of bullet multiple impact back, is favorable to resisting the many times of continuous impact of shot, improves protective capacities, but potsherd 11 takes place cracked back of peeling off, but local dismantlement is changed, is convenient for maintain, reduces the maintenance cost.
In some embodiments of the present invention, the ceramic layer 10 is at least one layer, the ceramic layer 10 may be a plurality of layers, and the ceramic sheet 11 may be formed in a polygonal shape, for example, a square, a rectangle, a parallelogram, or the like.
In other embodiments of the present invention, the ceramic layers 10 may be three layers, the ceramic sheets 11 may be formed into regular hexagons, and the ceramic sheets 11 between two adjacent ceramic layers 10 are cross-spliced to reduce the crack propagation range. The side length of the ceramic plates 11 can be 20mm, the thickness is 2mm, the junction position between the ceramic plates 11 is a weak link, in order to accord with the homogenization of an armor plate, a special connector design is adopted, the three layers of ceramic plates 11 with the thickness of 2mm are crossly spliced through virtual simulation calculation, the gap between seams avoids the direction of a shear band by 45 degrees, and the purpose of reducing the crack expansion range can be achieved. The edges and four corners of the ceramic layer 10 adopt partial ceramic pieces cut from the regular hexagonal ceramic pieces 11, and the splicing is adjusted adaptively, so that the composite armor keeps the edges smooth. Wherein, the ceramic layers are overlapped and spliced in a crossing way, and the overlapping of the edges or sharp angles of the ceramic sheets of each layer in the Z direction is avoided. The ceramic plates 11 are regular hexagons, and the centripetal extrusion stress mutually applied between the ceramic plates 11 can effectively reduce crack propagation in the ceramic cracking process and reduce the ceramic layer crushing area.
According to some embodiments of the present invention, the aramid layer 20 may be aramid fabric, and the aramid layer 20 may include a plurality of layers of aramid fabric.
According to other embodiments of the present invention, an aramid paper 40 may be disposed between two adjacent ceramic layers 10.
Preferably, the thickness of the aramid paper 40 may be 0.01mm, and an appropriate thickness may be selected according to actual situations.
In some specific embodiments, the surfaces of the ceramic sheets 11 are respectively coated with aramid paper, the aramid paper 40 may be high-strength aramid paper with a thickness of 0.01mm, the aramid paper 40 may be bonded and coated on each surface of the ceramic sheets 11 by using an adhesive, the coated aramid paper 40 may significantly improve the degree of fracture of the single ceramic sheet 11 after being impacted by a projectile, the ceramic sheets 11 are not damaged by vibration, and the boundary effect is minimized. In order to avoid the influence of the breakage of the ceramic wafer 11 impacted by the warhead on the peripheral ceramic wafer, high-strength meta-aramid paper 40 is selected, and the aramid paper material has flame retardance and can resist ammunition components in armor-piercing combustion bombs; the aramid paper 40 is combined with the ceramic plate 11, so that the ceramic plate 11 is wrapped in the aramid paper, crack propagation of the ceramic plate is blocked by utilizing the high strength and toughness of the aramid paper material, and the binding force between ceramics is increased, so that the composite armor plate is impacted by multiple bullets, the ceramic plates 11 are not damaged by vibration, the boundary effect is minimum, and the protective performance is effectively improved. The ceramic layers 10 and the ultrahigh-strength steel plates 30 are bonded together by adhesives.
In other embodiments, the aramid paper 40 and the ceramic sheet 11 may be connected by an adhesive, two adjacent aramid papers 40 may be connected by an adhesive, and the two adjacent aramid papers 40 are connected by an adhesive.
In some embodiments, the aramid paper 40 adjacent to the steel plate 30 on the ceramic sheet 11 is connected to the steel plate 30 by an adhesive. The ultrahigh-strength steel plate is adopted as a matrix, the hardness is moderate and too high, and the vibration wave under impact force is strong, so that the whole body of the ultrahigh-strength steel plate is easy to fall off; the hardness is too low, the deformation of the steel plate substrate is large under the impact force, the ceramic plate cannot deform, the delamination phenomenon can occur, and the protection is invalid. Therefore, the steel sheet 30 may be made of an ultra-high strength steel having a thickness of 4mm and a hardness of HBW 490.
Will the utility model discloses a bulletproof armor 100 verifies through the gunshot experiment, and the target plate size is 500mm, shoots 5 in succession, and whole effective protection. The deformation back-convex of the target plate is respectively 3.2mm, 2.6mm, 2.7mm, 2.8mm and 3.0mm, wherein the nearest distance is only 30mm, the boundary effect is small, and the performance is excellent. The thickness of the armored steel plate which can achieve the same protection by being used alone needs to be 18mm, so that the armored steel plate can effectively replace the armored steel plate which is only 18mm, and the lightweight degree can reach 60%; the armor can replace a PE plate or a composite armor plate of a carbon fiber plate and ceramic, and the cost can be reduced by about 54 percent.
According to the utility model discloses a bulletproof armor 100 has solved bulletproof armor and has received the easy broken glass of bullet after assaulting, the problem that protective capacities is low, can reduce the crushing degree that bulletproof armor received the potsherd after the bullet assaults, potsherd 11 is destroyed by vibrations each other, but the crack extension range of contracting, the broken problem of peeling off of large tracts of land pottery after having avoided the bullet to assault many times, be favorable to resisting the many times continuous impact of bullet, improve protective capacities, realize the lightweight, the potsherd takes place cracked back of peeling off, but the change is dismantled locally, and convenient maintenance reduces the maintenance cost.
According to the utility model discloses the vehicle includes bulletproof armor 100 according to above-mentioned embodiment, because according to the utility model discloses bulletproof armor 100 of above-mentioned embodiment has above-mentioned technological effect, consequently, according to the utility model discloses the vehicle of embodiment also has corresponding technological effect, can reduce the broken degree that bulletproof armor received the potsherd after the shot strikes promptly, the broken problem of peeling off of large tracts of land pottery after having avoided the shot to strike many times, be favorable to resisting the many times continuous impact of shot, improve the protective capacities, realize the lightweight, the potsherd takes place cracked back of peeling off, but local dismantlement is changed, be convenient for maintain, reduce the maintenance cost.
Other structures and operations of the vehicle according to the embodiments of the present invention will be understood and readily implemented by those skilled in the art, and thus will not be described in detail.
The foregoing is a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (10)
1. A ballistic armor comprising:
the ceramic layer is formed by splicing a plurality of ceramic plates;
the aramid fiber layer is arranged on one side of the ceramic layer and is connected with the ceramic layer;
the steel plate is arranged on the other side of the ceramic layer and is connected with the ceramic layer.
2. The ballistic armor of claim 1 wherein the ceramic layers comprise at least one layer and the ceramic sheets are formed into a polygonal shape.
3. The ballistic armor of claim 2 wherein the ceramic layers are three layers and the ceramic sheets are formed into a regular hexagon.
4. The ballistic armor of claim 2 wherein the aramid layer is aramid fabric.
5. Ballistic resistant armor according to claim 4, characterized in that between two adjacent ceramic layers aramid paper is provided.
6. Ballistic resistant armor according to claim 5, characterized in that the aramid paper has a thickness of 0.01 mm.
7. The ballistic armor of claim 4 wherein the ceramic sheets are each coated on their surface with aramid paper.
8. The ballistic armor of claim 7 wherein the aramid paper is bonded to the ceramic sheet by an adhesive and two adjacent aramid papers are bonded by an adhesive.
9. The ballistic armor of claim 7 wherein the aramid paper on the ceramic sheet adjacent to the steel sheet is joined to the steel sheet by an adhesive.
10. A vehicle comprising a ballistic armour according to any of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920675911.2U CN209945152U (en) | 2019-05-13 | 2019-05-13 | Bulletproof armor and vehicle with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920675911.2U CN209945152U (en) | 2019-05-13 | 2019-05-13 | Bulletproof armor and vehicle with same |
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| Publication Number | Publication Date |
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| CN209945152U true CN209945152U (en) | 2020-01-14 |
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| CN201920675911.2U Active CN209945152U (en) | 2019-05-13 | 2019-05-13 | Bulletproof armor and vehicle with same |
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| CN (1) | CN209945152U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111765813A (en) * | 2020-06-29 | 2020-10-13 | 北京汽车集团越野车有限公司 | Composite armor hanging and armored vehicle |
| CN114940016A (en) * | 2022-06-22 | 2022-08-26 | 中国兵器装备集团西南技术工程研究所 | Preparation method of prestressed three-dimensional constraint bulletproof armor plate |
| CN115265279A (en) * | 2021-04-29 | 2022-11-01 | 宝山钢铁股份有限公司 | High-performance clearance type protection structure |
-
2019
- 2019-05-13 CN CN201920675911.2U patent/CN209945152U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111765813A (en) * | 2020-06-29 | 2020-10-13 | 北京汽车集团越野车有限公司 | Composite armor hanging and armored vehicle |
| CN115265279A (en) * | 2021-04-29 | 2022-11-01 | 宝山钢铁股份有限公司 | High-performance clearance type protection structure |
| CN114940016A (en) * | 2022-06-22 | 2022-08-26 | 中国兵器装备集团西南技术工程研究所 | Preparation method of prestressed three-dimensional constraint bulletproof armor plate |
| CN114940016B (en) * | 2022-06-22 | 2024-02-13 | 中国兵器装备集团西南技术工程研究所 | Preparation method of prestressed three-dimensional constraint bulletproof armor plate |
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