CN210026508U - Composite bulletproof plate and bulletproof vehicle - Google Patents
Composite bulletproof plate and bulletproof vehicle Download PDFInfo
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- CN210026508U CN210026508U CN201920053656.8U CN201920053656U CN210026508U CN 210026508 U CN210026508 U CN 210026508U CN 201920053656 U CN201920053656 U CN 201920053656U CN 210026508 U CN210026508 U CN 210026508U
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Abstract
The utility model provides a compound bulletproof plate, shellproof vehicle. This compound bulletproof plate includes: a faceplate formed of a ceramic material; the first adhesive layer is arranged on the lower surface of the panel; the energy absorption layer is arranged on the lower surface of the first adhesive layer and is formed by foamed aluminum, and the outer surface of the energy absorption layer is coated by aramid fibers; the second adhesive layer is arranged on the lower surface of the energy absorption layer; the back plate is arranged on the lower surface of the second adhesive layer and is formed by a high-strength steel plate; and the shell completely covers the upper surface of the panel and the lower surface of the back plate and is formed by polyurea. The utility model provides a compound bulletproof plate adopts ceramic material's panel as the bullet face of meeting to select aramid fiber cladding foamed aluminum as the energy absorption layer, when can guarantee compound bulletproof plate's high safeguard function, still can reduce compound bulletproof plate's weight effectively and make the cost also reduce thereupon.
Description
Technical Field
The utility model relates to a shellproof material preparation technical field, it is specific, the utility model relates to a compound bulletproof plate, shellproof vehicle.
Background
At present, the common bulletproof plates are mainly various high-strength steel plates or alloy steel plates. Along with the development of novel ammunition, high-speed kinetic energy ammunition, armor-piercing combustion ammunition, novel armor-breaking ammunition and the like continuously appear, the penetration capability of the ammunition is continuously improved, and the protection level of various bulletproof vehicles and mobile barracks is correspondingly improved. If the protection capability of the bulletproof plate is improved by merely increasing the thickness of the high-strength steel plate or alloy steel plate, the weight is increased accordingly, resulting in reduced mobility and increased cost. Therefore, in order to ensure the maneuverability and protection level of the bulletproof vehicle, the use cost can be reduced, and the trend of high protection, light weight and compound of the bulletproof plate is required to be developed.
SUMMERY OF THE UTILITY MODEL
The present invention has been completed based on the following findings of the inventors:
the utility model discloses an inventor is through long-term research, provide an aluminium base compound bulletproof plate of foam, ceramic material's panel is resisted armour penetration burning bullet combustion energy and partial kinetic energy, aramid fiber coating can absorb the bullet and hit the energy of transmission when ceramic, the compression of foamed aluminium can further absorb the bullet energy with breaking after the bullet breaks ceramic, and the residual energy of bullet is absorbed in the base plate accessible local deformation of high strength steel base plate as bulletproof plate, thereby the respective good performance of various protective material of full play, and can live the attack of 7.62mm armour penetration burning bullet at a hundred meters apart from the protection, still can possess lightweight and low-cost advantage.
In view of this, an object of the present invention is to provide a composite bulletproof plate with good bulletproof performance, light weight and low cost.
In a first aspect of the present invention, the present invention provides a composite bulletproof plate.
According to the utility model discloses an embodiment, compound bulletproof plate includes: a face plate formed of a ceramic material; the first adhesive layer is arranged on the lower surface of the panel; the energy absorption layer is arranged on the lower surface of the first adhesive layer and is formed by foamed aluminum, and the outer surface of the energy absorption layer is coated by aramid fibers; the second adhesive layer is arranged on the lower surface of the energy absorption layer; the back plate is arranged on the lower surface of the second adhesive layer and is formed by a high-strength steel plate; a housing completely enclosing the upper surface of the faceplate and the lower surface of the backplate, the housing being formed of polyurea.
The inventor discovers through the research that the utility model discloses compound bulletproof plate adopts ceramic material's panel as the bullet face of meeting to select aramid fiber cladding foamed aluminum as the energy absorption layer, when can guaranteeing compound bulletproof plate's high safeguard function, still can reduce compound bulletproof plate's weight effectively and make the cost also reduce thereupon.
In addition, according to the utility model discloses compound bulletproof plate of above-mentioned embodiment, can also have following additional technical characteristics:
according to an embodiment of the present invention, the ceramic material comprises at least one of aluminum oxide, silicon carbide and boron carbide.
According to the utility model discloses an embodiment, the density of panel is 2.5 ~ 3.5g/cm3The density of the energy absorption layer is 0.3-0.7 g/cm3。
According to the utility model discloses an embodiment, the thickness of panel is less than 10mm, the thickness on energy absorbing layer is 6 ~ 9mm, the thickness of the coating that aramid fiber constitutes is 0.5 ~ 2mm, the back plate thickness is less than 4mm, the thickness of shell is 1 ~ 2 mm.
According to the utility model discloses an embodiment, the gross thickness of compound bulletproof plate is 20 ~ 25 mm.
According to the embodiment of the utility model, the areal density of compound bulletproof board is 60 ~ 70kg/m2。
In a second aspect of the present invention, a bulletproof vehicle is provided.
According to an embodiment of the present invention, the bulletproof vehicle comprises the above-mentioned composite bulletproof plate.
The inventor discovers through research that the bulletproof vehicle provided by the embodiment of the utility model has a high bulletproof function, and the lightweight composite bulletproof plate can make the maneuvering capability of the bulletproof vehicle better. It will be appreciated by those skilled in the art that the features and advantages described above for the composite ballistic panel, while still applicable to such a ballistic vehicle, will not be described in detail herein.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above aspects of the invention are explained with reference to the description of the embodiments below with reference to the drawings, in which:
fig. 1 is a schematic cross-sectional structure view of a composite bulletproof plate according to an embodiment of the present invention;
fig. 2 is a schematic flow chart of a method for manufacturing a composite ballistic panel according to an embodiment of the present invention;
FIG. 3 is a schematic view of the steps and product of making a composite ballistic panel according to one embodiment of the invention;
fig. 4 is a schematic view of the test conditions of the shooting test of the composite armor according to an embodiment of the present invention;
fig. 5 is a schematic view of a shooting sequence of a shooting test of the composite ballistic panel according to an embodiment of the present invention.
Reference numerals
100 panel
200 first glue layer
300 energy absorbing layer
400 coating layer
500 second adhesive layer
600 backboard
700 outer cover
Detailed Description
The following detailed description of the embodiments of the present invention will be understood by those skilled in the art that the following embodiments are intended to be illustrative of the invention and should not be taken to be limiting of the invention. Unless otherwise indicated, specific techniques or conditions are not explicitly described in the following examples, and those skilled in the art may follow techniques or conditions commonly employed in the art or in accordance with the product specifications.
In one aspect of the present invention, the present invention provides a composite bulletproof plate.
According to an embodiment of the present invention, referring to fig. 1, the composite bulletproof plate includes a panel 100, a first adhesive layer 200, an energy absorbing layer 300, a covering layer 400, a second adhesive layer 500, a back plate 600, and a housing 700; wherein, the panel 100 is formed by ceramic material, the first glue layer 200 is arranged on the lower surface of the panel 100, the energy absorbing layer 300 is arranged on the lower surface of the first glue layer 200 and is formed by foamed aluminum, the outer surface of the energy absorbing layer 300 is coated by aramid fiber, the second glue layer 500 is arranged on the lower surface of the energy absorbing layer 400, the back plate 600 is arranged on the lower surface of the second glue layer 500 and is formed by high-strength steel plate, the housing 700 completely coats the upper surface of the panel 100 and the lower surface of the back plate 600, and the housing 700 is formed by polyurea. In this specification, "upper" specifically means a direction close to the bullet-facing surface of the composite bulletproof plate, "lower" specifically means a direction away from the bullet-facing surface, and "high-strength steel plate" means a steel plate having a yield strength of 1370MPa or more.
The utility model discloses an inventor provides an aluminium base composite bulletproof plate of foam, ceramic material's panel 100 can resist the burning energy and the partial kinetic energy of armour-piercing burning bullet, aramid fiber coating 400 can absorb the bullet and hit the energy of ceramic panel 100 time transmission, the compression of foamed aluminium can further absorb the energy of bullet with breaking after ceramic panel 100 is hit to the bullet, and the steel substrate that excels in absorbs the residual energy of bullet as the local deformation of backplate 600 accessible of bulletproof plate, thereby the respective fine performance of the various protective material of full play, and can be at the attack of a hundred meters apart from protection 7.62mm armour-piercing burning bullet, still can possess lightweight and low-cost advantage.
According to an embodiment of the present invention, the ceramic material forming the panel 100 includes aluminum oxide (Al)2O3) At least one of silicon carbide (SiC) and Boron Carbide (BC), so that the impact energy of the armor-piercing projectile can be more effectively dispersed by adopting the high-hardness ceramic material, thereby enabling the composite armor to have higher protection capability.
In some embodiments of the present invention, the density of the panel 100 can be 2.5-3.5 g/cm3In this way, the panel 100 formed of the ceramic material having the above density has advantages of high protection capability and light weight. In some embodiments of the present invention, the density of the energy absorbing layer 300 can be 0.3-0.7 g/cm3Thus, the energy absorbing layer 300 formed of foamed aluminum having the above-described density can absorb most of the energy of the bullet and can further make the composite ballistic panel lighter.
The utility model discloses an in some embodiments, the thickness of panel 100 can be less than 10mm, and the thickness of energy-absorbing layer 300 can be 6 ~ 9mm, and the thickness of the coating 400 that aramid fiber constitutes can be 0.5 ~ 2mm, and the thickness of backplate 600 can be less than 4mm, and the thickness of shell 700 is 1 ~ 2 mm. Therefore, the panel 100 made of the ceramic material with the thickness less than 10mm is used as a bullet-facing surface, so that the combustion energy and part of kinetic energy of a 7.62mm armor-piercing combustion bomb can be better resisted; the foam aluminum with the thickness of 6-9 mm coated by the high-performance aramid fiber with the thickness of 0.5-2 mm can better absorb the energy of bullets; the backboard 600 with the thickness less than 4mm is adopted, and the residual energy of the 7.62mm armor-piercing bomb can be absorbed; and the polyurea shell 100 with the thickness of 1-2 mm is adopted, so that the appearance is elastic and attractive.
In some embodiments of the present invention, the total thickness of each layer within the above thickness range can be 20-25 mm, so that the surface density of the composite bulletproof plate is only 60-70 kg/m2Whereas a conventional high strength steel or alloy steel sheet, which is also resistant to 7.62mm armour piercing bombs at 100 meters, has a thickness above 15mm and an areal density of more than 118kg/m2The comparison shows that the composite bulletproof plate of the utility model can reduce the weight by more than 40% under the same bulletproof capacity; and the cost of the ceramic and the foamed aluminum can be reduced by more than 10 percent compared with a high-strength steel plate or an alloy steel plate with the thickness of more than 15 mm.
To sum up, according to the utility model discloses an embodiment, the utility model provides a compound bulletproof plate adopts ceramic material's panel as meeting the bullet face to select aramid fiber cladding foamed aluminum as the energy-absorbing layer, when can guarantee compound bulletproof plate's high safeguard function, still can reduce compound bulletproof plate's weight effectively and make the cost also reduce thereupon.
In another aspect of the present invention, a method of making a composite ballistic panel is described for explaining the specific structure of the composite ballistic panel described above. According to the embodiment of the present invention, referring to fig. 2, the manufacturing method includes:
s100: and covering the aramid fiber cloth on the surface of the energy absorption layer.
In this step, referring to fig. 3, the aramid fiber cloth is coated on the entire outer surface of the energy absorbing layer 400 to form a coating layer 400. According to the embodiment of the present invention, the specific manner of coating is not particularly limited as long as the coating layer 400 can completely coat the outer surface of the energy absorbing layer 400.
In some embodiments of the present invention, step S100 may include: s110, cutting the aramid fiber cloth into a cross shape as shown in a of figure 3, and coating organic glue on one surface of the aramid fiber cloth; s120, the energy absorption layer 300 is placed in the middle of the cross-shaped aramid fiber cloth, and four sides of the cross-shaped aramid fiber cloth are turned over to obtain the coated energy absorption layer. Therefore, the energy absorption layer with better coating effect can be effectively obtained by adopting the steps.
S200: and coating organic glue on one surface of the back plate, and adhering the coated energy absorption layer to the upper surface of the back plate.
In this step, referring to fig. 3, an organic glue is applied to one side of the back sheet 600, and the coated energy absorbing layer 300 is adhered to the upper surface of the back sheet 600, so that the second glue layer 500 can firmly adhere the coating layer 400 to the back sheet 600.
According to the utility model discloses an embodiment, the specific kind of organic glue does not receive special restriction, specifically for example epoxy, thermoplastic elastomer hot melt adhesive or phenolic resin, etc. and the technical personnel in the art can carry out corresponding selection according to this compound bulletproof plate's specific service environment, and it is no longer repeated here.
S300: and coating organic glue on the upper surface of the energy absorption layer, and sticking the panel on the upper surface of the energy absorption layer.
In this step, referring to fig. 3, the organic glue is continuously applied to the upper surface of the cover 400, and the panel 100 is bonded to the upper surface of the cover 400, so that the first glue layer 200 can firmly bond the panel 100 to the cover 400.
In some embodiments of the present invention, step 300 may include: s310, coating organic glue on the upper surface of the coating layer 400, and arranging ceramic plates with the size of 50mm multiplied by 50mm on the upper surface of the coating layer 400 in an array manner; s320, placing 30-40 kg of pressing blocks on the upper surface of the ceramic chip array for more than 12 hours. Thus, the surface layer 100 formed by the above steps has better flatness, is more uniform and is not easy to break.
S400: and packaging the surfaces of the adhered panel, the energy absorbing layer and the back plate to obtain the composite bulletproof plate.
In this step, referring to fig. 3, the laminated panel 100, the energy absorbing layer 300 coated by the coating layer 400, and the back plate 600 are finally packaged, and specifically, polyurea can be filled into a mold for surface packaging, so that a composite bulletproof plate with high protection, light weight, and low cost can be manufactured.
To sum up, according to the utility model discloses an embodiment, the utility model provides a manufacturing method can bond ceramic layer and high strength steel sheet respectively at the upper and lower surface that the cladding has aramid fiber's foamed aluminum, and the shell of polyurea is formed in last whole encapsulation to can produce high protection, lightweight and low-cost compound bulletproof plate. Those skilled in the art will appreciate that the features and advantages previously described with respect to the composite ballistic panel still apply to the method of making the composite ballistic panel and will not be described in detail herein.
In another aspect of the present invention, a ballistic resistant vehicle is provided. According to an embodiment of the present invention, the bulletproof vehicle comprises the above-mentioned composite bulletproof plate.
According to the embodiment of the present invention, the specific type of the bulletproof vehicle is not particularly limited, and those skilled in the art may correspondingly select the bulletproof vehicle according to the actual usage environment and design requirements of the bulletproof vehicle, which will not be described herein again. It should be noted that the bulletproof vehicle may further include other necessary structures and components, such as a vehicle body, a vehicle chassis, a running gear, a braking device, a communication device, and the like, besides the above composite bulletproof plate, and those skilled in the art may design and supplement the bulletproof vehicle accordingly according to the actual needs of the bulletproof vehicle, and will not be described herein again.
In summary, according to the utility model discloses an embodiment, the utility model provides a bulletproof vehicle, when having high bulletproof function, lightweight compound bulletproof plate can make bulletproof vehicle's mobility better. It will be appreciated by those skilled in the art that the features and advantages described above for the composite ballistic panel, while still applicable to such a ballistic vehicle, will not be described in detail herein.
The invention will now be described with reference to specific examples, which are intended to be illustrative only and not to be limiting in any way.
Example 1
In this example, a composite ballistic panel was fabricated. Wherein the cross section of the composite bulletproof plate has the size of (600 +/-1) mmX (600 +/-1) mm and the surface flatness of less than or equal to 3 mm. Referring to fig. 3, the specific steps are as follows:
(1) cutting a coating layer of aramid fiber cloth according to the size of an energy absorption layer of foamed aluminum, uniformly coating organic glue on one surface of the cross-shaped aramid fiber cloth, drying in the shade for 10 minutes, then placing the energy absorption layer in the middle of the aramid fiber cloth, turning up four sides of the aramid fiber cloth and adhering the energy absorption layers to form the aramid fiber coated foamed aluminum energy absorption layer;
(2) uniformly coating organic glue on one surface of a back plate formed by a high-strength steel substrate, and pasting the coated energy absorption layer on the upper surface of the back plate after drying in the shade;
(3) uniformly coating organic glue on the upper surface of the coated energy absorption layer, and after drying in the shade, arranging and sticking 50 multiplied by 50(mm) ceramic wafer arrays on the upper surface of the energy absorption layer;
(4) uniformly pressing the bonded composite board by using a weight of 30-40 kg, and standing for 12 hours so as to solidify the organic glue;
(5) finally, place the compound plate that the solidification is good in the mould, fill into the polyurea and do surface package, can form the utility model discloses an aluminium base lightweight composite bulletproof plate of foam.
Example 2
In this example, a shooting test was performed on the composite ballistic panel produced in example 1.
The shooting test can refer to fig. 4, and 7.62 mm-armor-piercing combustion bullets are shot frequently on the composite armor plate at a distance of 100 meters, specifically, referring to fig. 5, 4 shots of 7.62mm × 53R-armor-piercing combustion bullets are shot at the centers of the quadrants according to the quadrant sequence of 1 to 4, and the last 5 th shot is shot at a position which is deviated from 60mm from the center of the 1 st quadrant.
The results of the shooting test of this example show that the composite ballistic panel made in the example is resistant to attack by a 5-shot 7.62mm armor-piercing projectile, and the back panel is not penetrated.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.
Claims (7)
1. A composite ballistic panel, comprising:
a face plate formed of a ceramic material;
the first adhesive layer is arranged on the lower surface of the panel;
the energy absorption layer is arranged on the lower surface of the first adhesive layer and is formed by foamed aluminum, and the outer surface of the energy absorption layer is coated by aramid fibers;
the second adhesive layer is arranged on the lower surface of the energy absorption layer;
the back plate is arranged on the lower surface of the second adhesive layer and is formed by a high-strength steel plate;
a housing completely enclosing the upper surface of the faceplate and the lower surface of the backplate, the housing being formed of polyurea.
2. The composite ballistic panel of claim 1 wherein the ceramic material is aluminum oxide, silicon carbide, or boron carbide.
3. The composite ballistic panel of claim 1 wherein the density of the face sheet is from 2.5 to 3.5g/cm3The density of the energy absorption layer is 0.3-0.7 g/cm3。
4. The composite bulletproof plate of claim 1, wherein the thickness of the panel is less than 10mm, the thickness of the energy absorption layer is 6-9 mm, the thickness of the coating layer made of aramid fiber is 0.5-2 mm, the thickness of the back plate is less than 4mm, and the thickness of the shell is 1-2 mm.
5. The composite ballistic panel of claim 4, wherein the composite ballistic panel has a total thickness of 20 to 25 mm.
6. The composite ballistic panel of claim 5 wherein the composite ballistic panel has an areal density of 60 to 70kg/m2。
7. A ballistic resistant vehicle comprising the composite ballistic panel of any one of claims 1-6.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920053656.8U CN210026508U (en) | 2019-01-11 | 2019-01-11 | Composite bulletproof plate and bulletproof vehicle |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920053656.8U CN210026508U (en) | 2019-01-11 | 2019-01-11 | Composite bulletproof plate and bulletproof vehicle |
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| CN210026508U true CN210026508U (en) | 2020-02-07 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109648925A (en) * | 2019-01-11 | 2019-04-19 | 北京海纳川汽车部件股份有限公司 | Bullet proof composite plating and preparation method thereof, bullet-proof vehicle |
| CN116907290A (en) * | 2023-08-17 | 2023-10-20 | 咸宁海威复合材料制品有限公司 | Forming method of composite armor resistant to multiple armor piercing combustion bomb |
-
2019
- 2019-01-11 CN CN201920053656.8U patent/CN210026508U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109648925A (en) * | 2019-01-11 | 2019-04-19 | 北京海纳川汽车部件股份有限公司 | Bullet proof composite plating and preparation method thereof, bullet-proof vehicle |
| CN116907290A (en) * | 2023-08-17 | 2023-10-20 | 咸宁海威复合材料制品有限公司 | Forming method of composite armor resistant to multiple armor piercing combustion bomb |
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