CN215572451U - Bulletproof plate structure - Google Patents
Bulletproof plate structure Download PDFInfo
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- CN215572451U CN215572451U CN202120565148.5U CN202120565148U CN215572451U CN 215572451 U CN215572451 U CN 215572451U CN 202120565148 U CN202120565148 U CN 202120565148U CN 215572451 U CN215572451 U CN 215572451U
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- plate surface
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- 239000000919 ceramic Substances 0.000 claims abstract description 77
- 239000000758 substrate Substances 0.000 claims abstract description 65
- 229910052751 metal Inorganic materials 0.000 claims abstract description 61
- 239000002184 metal Substances 0.000 claims abstract description 61
- 238000009413 insulation Methods 0.000 claims abstract description 22
- 239000010410 layer Substances 0.000 claims description 103
- 229910000831 Steel Inorganic materials 0.000 claims description 15
- 239000010959 steel Substances 0.000 claims description 15
- 239000000853 adhesive Substances 0.000 claims description 14
- 230000001070 adhesive effect Effects 0.000 claims description 14
- 239000004744 fabric Substances 0.000 claims description 12
- 229920003235 aromatic polyamide Polymers 0.000 claims description 11
- 239000000835 fiber Substances 0.000 claims description 11
- 239000002356 single layer Substances 0.000 claims description 9
- 229910052580 B4C Inorganic materials 0.000 claims description 4
- INAHAJYZKVIDIZ-UHFFFAOYSA-N boron carbide Chemical compound B12B3B4C32B41 INAHAJYZKVIDIZ-UHFFFAOYSA-N 0.000 claims description 4
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical group [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 3
- 238000001125 extrusion Methods 0.000 claims description 3
- 238000003856 thermoforming Methods 0.000 claims description 3
- 238000010276 construction Methods 0.000 claims 1
- 230000006378 damage Effects 0.000 abstract description 4
- 238000002485 combustion reaction Methods 0.000 description 5
- 239000002657 fibrous material Substances 0.000 description 4
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 3
- 239000003822 epoxy resin Substances 0.000 description 3
- 239000003063 flame retardant Substances 0.000 description 3
- 239000003292 glue Substances 0.000 description 3
- 229920000647 polyepoxide Polymers 0.000 description 3
- 229920002379 silicone rubber Polymers 0.000 description 3
- 239000004693 Polybenzimidazole Substances 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 230000009970 fire resistant effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229920002480 polybenzimidazole Polymers 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 229910001069 Ti alloy Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000009982 effect on human Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005098 hot rolling Methods 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 238000005496 tempering Methods 0.000 description 1
Images
Landscapes
- Aiming, Guidance, Guns With A Light Source, Armor, Camouflage, And Targets (AREA)
- Laminated Bodies (AREA)
Abstract
The utility model relates to a bulletproof plate structure, and belongs to the technical field of bulletproof. The bulletproof plate comprises a metal substrate layer, a ceramic layer and a first heat insulation layer, wherein the metal substrate layer is provided with a first plate surface and a second plate surface which is arranged oppositely, and the first plate surface is provided with a plurality of grooves; the ceramic layer is fixed on the first plate surface of the metal substrate layer and comprises a plurality of ceramic plates, and each ceramic plate covers one groove; the first heat insulation layer is fixed on the second plate surface of the substrate. According to the utility model, the ceramic layer formed by splicing the ceramic plates is fixed on the first plate surface of the metal substrate layer, so that the metal substrate layer is combined with the bulletproof plate, and the bulletproof plate has the advantages of fully exerting the advantages of high hardness and low density of the ceramic plates and the advantages of high protection, high rigidity and impact resistance of the metal substrate, thereby ensuring the bulletproof strength. Meanwhile, the first heat insulation layer is fixed on the second plate surface of the metal substrate layer to insulate heat, so that harm to human bodies, vehicles and equipment is reduced.
Description
Technical Field
The utility model belongs to the technical field of bulletproof, and particularly relates to a bulletproof plate structure.
Background
When a simple bulletproof steel plate structure is used for protecting armor piercing combustion bomb, the thickness of the steel plate needs to be more than 16mm, and the density of the steel plate is 7.85g/cm3The weight of the whole bulletproof steel plate can seriously affect the flexibility of human bodies, equipment and vehicles. The simple ceramic structure has low density and relatively light overall weight, but cannot be made into a complex space structure due to high hardness and difficult processing, so that the wide popularization and application of the ceramic structure are influenced. Meanwhile, because the steel plate and the ceramic have high heat conduction coefficients, when the armor-piercing combustion bomb is protected, high temperature generated by the armor-piercing combustion bomb can be transmitted through the steel plate and the ceramic, and harm is caused to a human body, a vehicle and equipment.
SUMMERY OF THE UTILITY MODEL
In view of this, the present invention aims to overcome the defects of the prior art, and provides a bulletproof plate structure to solve the technical problems of heavy weight, high processing difficulty, and easy damage to human bodies, vehicles, and equipment in the prior art.
The utility model is realized by the following technical scheme:
a bulletproof plate structure, which comprises a bulletproof plate,
the metal substrate layer is a metal plate and is provided with a first plate surface and a second plate surface which is arranged oppositely, and a plurality of grooves are formed in the first plate surface;
the ceramic layer comprises a plurality of ceramic plates and is fixed on the first plate surface of the metal substrate layer; and the number of the first and second groups,
the first heat insulation layer is fixed on the second plate surface of the metal substrate layer;
the ceramic layer is formed by splicing a plurality of ceramic plates, and each ceramic plate covers one groove.
Optionally, in order to better implement the present invention, an end of the ceramic layer away from the metal substrate layer is provided with a second thermal insulation layer.
Optionally, in order to better implement the present invention, the first thermal insulation layer and the second thermal insulation layer are both of a single-layer structure or a multi-layer structure.
Optionally, in order to better implement the present invention, the lower heat insulation layer and the second heat insulation layer are any one or more of a single-layer all-para-aramid fiber cloth, a multi-layer all-para-aramid fiber cloth, or an all-para-aramid copolymer fiber cloth.
Optionally, in order to better implement the present invention, the ceramic sheet has a planar structure or a curved structure.
Optionally, in order to better implement the present invention, the ceramic sheet is an alumina ceramic sheet or a boron carbide ceramic sheet.
Optionally, in order to better implement the present invention, the first plate surface and the second plate surface of the metal substrate layer are both coated with an adhesive, and the ceramic sheet and the first thermal insulation layer are both fixed to the metal substrate layer by the adhesive.
Alternatively, to better practice the utility model, the metal substrate layer is a thermoformed steel and the grooves are formed by thermoforming extrusion.
Optionally, in order to better implement the present invention, a plurality of the grooves are distributed in a rectangular array, and a center distance between adjacent grooves is the same as a center distance between adjacent ceramic sheets.
Optionally, in order to better implement the present invention, the ceramic sheet is provided with a protrusion adapted to the groove, and the protrusion is embedded in the groove.
Compared with the prior art, the utility model has the following beneficial effects:
according to the utility model, the ceramic layer formed by splicing the ceramic plates is fixed on the first plate surface of the metal substrate layer, so that the metal substrate layer is combined with the bulletproof plate, and the bulletproof plate has the advantages of fully exerting the advantages of high hardness and low density of the ceramic plates and the advantages of high protection, high rigidity and impact resistance of the metal substrate layer, thereby ensuring the bulletproof strength. Meanwhile, the first heat insulation layer is fixed on the second plate surface of the metal substrate layer to insulate heat, so that harm to human bodies, vehicles and equipment is reduced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a metal substrate layer;
FIG. 2 is a schematic view of the structure of the ballistic panel;
FIG. 3 is a schematic structural view of a metal substrate layer when the metal substrate layer is curved;
FIG. 4 is a schematic structural view of a ceramic sheet when the ceramic sheet is curved;
FIG. 5 is a sectional structural view of the bulletproof plate of example 1;
fig. 6 is a sectional view of the bulletproof plate of example 2.
In the figure: 1-a metal substrate layer; 11-a groove;
2-a ceramic layer; 21-ceramic plate; 22-a bump;
3-a first insulating layer; 4-a second insulating layer.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It is to be understood that the described embodiments are merely exemplary of the utility model, and not restrictive of the full scope of the utility model. All other embodiments, which can be derived by a person skilled in the art from the examples given herein without any inventive step, are within the scope of the present invention.
Example 1:
as shown in fig. 1 to 5, a bulletproof plate structure can be made into bulletproof clothes and can also be used as armor protection of bulletproof vehicles and bulletproof equipment. The bulletproof plate comprises a metal substrate layer 1, a ceramic layer 2 and a first heat insulation layer 3, wherein the metal substrate layer 1 is provided with a first plate surface and a second plate surface, and the first plate surface and the second plate surface are oppositely arranged. Wherein,
as shown in fig. 1, the metal substrate layer 1 is a steel substrate, a plurality of grooves 11 are extruded on the first plate surface by hot forming of the steel substrate, specifically, the steel substrate is rolled by steel in a hot rolling state, then the grooves 11 are formed by hot stamping and extrusion, and then quenching and tempering are performed to obtain the metal substrate layer 1 with the thickness of 2.5mm-35mm and the tensile strength of 1500-2500Mpa, wherein the thickness of the metal substrate layer 1 is selected according to the use scene of the bulletproof plate. Of course, the metal substrate layer 1 can be made of other metal materials with high strength, such as titanium alloy, besides steel. A plurality of recess 11 on the metal substrate layer 1 are even array distribution to the interval is 20 ~ 30mm between the adjacent recess 11, thereby makes the steel base plate form muscle class structure, when reducing the whole weight of metal substrate layer 1, can also improve the rigidity of metal substrate layer 1.
As shown in fig. 2 and 5, the ceramic layer 2 is formed by seamlessly joining a plurality of ceramic sheets 21. The ceramic plate 21 is one or a mixture of an alumina ceramic plate 21 and a boron carbide ceramic plate 21, the density of the ceramic plate 21 is more than 99.9 percent, and the thickness of the ceramic plate 21 is 3-30 mm. The edge contour of the ceramic plate 21 is square, each ceramic plate 21 corresponds to one groove 11, and the projection area of each ceramic plate 21 on the metal substrate layer 1 is larger than the projection area of the groove 11 on the metal substrate layer 1. The first plate surface, the second plate surface and the groove 11 of the metal substrate layer 1 are coated with adhesives. The adhesive has adhesive strength not lower than 40MPa and curing temperature lower than 250 deg.c, and may be epoxy resin glue or silicon rubber. The edge of the ceramic plate 21 is fixedly bonded to the first plate surface of the metal substrate layer 1 by the adhesive on the first plate surface, the middle part of the ceramic plate 21 is fixedly bonded to the metal substrate layer 1 by the adhesive in the groove 11, and the edges of the adjacent ceramic plates 21 are bonded and bonded by the adhesive, so that the plurality of ceramic plates 21 are fixed on the first plate surface and completely cover the metal substrate layer 1. After the ceramic layer 2 is arranged on the first plate surface of the metal substrate layer 1, the advantages of high hardness and low density of the ceramic plate 21 and the advantages of high protection, high rigidity and impact resistance of the metal substrate layer 1 can be fully exerted, and the bulletproof strength is ensured.
As shown in fig. 2, 3 and 5, the first thermal insulation layer 3 is made of a fabric material with thermal insulation and flame retardant properties, and specifically, the first thermal insulation layer 3 is made of any one of a single-layer all-para-aramid fiber fabric, a multi-layer all-para-aramid fiber fabric or an all-para-aramid copolymer fiber fabric. The first heat insulating layer 3 is adhered and fixed to the second plate surface of the metal substrate layer 1 by the adhesive on the second plate surface. Because the first heat insulation layer 3 has low heat conductivity coefficient, the body armor, the bulletproof vehicle and the bulletproof equipment which are made of the bulletproof plates can isolate heat, and have a certain protection effect on human bodies, the interior of the vehicle and the interior of the equipment. The first heat insulating layer 3 may have a single-layer structure formed of a single-layer fiber material, or may have a multilayer structure formed by stacking a plurality of fiber materials one on another. Of course, the first insulating layer 3 can also be made of PBI (polybenzimidazole) material.
As shown in fig. 2 and 3, the bulletproof plate further includes a second thermal insulation layer 4, and the second thermal insulation layer 4 is adhesively fixed on the surface of the ceramic layer 2 by an adhesive, that is, the ceramic layer 2 is located between the second thermal insulation layer 4 and the metal substrate layer 1. Thereby further improving the heat insulation effect of the bulletproof plate. The second heat insulating layer 4 may have a single-layer structure formed of a single-layer fiber material, or may have a multilayer structure formed by stacking a plurality of fiber materials in sequence.
The method of using the ballistic panel is described below,
as shown in fig. 2, when the armor plate is used for armor protection of vehicles and equipment, the armor plate is of a planar structure, the ceramic sheets 21 are made of aluminum oxide, the ceramic sheets 21 are square flat plates, the distance between opposite sides of the ceramic sheets 21 (i.e., the distance between two opposite sides of the ceramic sheets 21) is 30mm, the center distance between two adjacent ceramic sheets 21 after splicing is 30mm, the notch shape of the groove 11 obtained by thermoforming on the metal substrate layer 1 is square, and the distance between the centers of every two adjacent grooves 11 is the same as the center distance between two adjacent ceramic sheets 21 and is also 30 mm. The metal substrate layer 1 is a steel substrate, the tensile strength of the metal substrate layer is 2500MPa, the thickness of the metal substrate layer 1 is 8mm, the adhesive is epoxy resin glue, the curing temperature is 180 ℃, and the first flame retardant coating and the second flame retardant coating are both double-layer full-para-aramid fiber cloth. The ceramic plates 21 are fixedly arranged at the corresponding grooves 11 through epoxy resin glue and spliced to form the ceramic layer 2 covering the metal substrate layer 1, so that the armor-piercing combustion bomb can be prevented from shooting within a certain distance.
As shown in fig. 3 and 4, when the bulletproof plate is used as body armor, the metal substrate layer 1 is a curved surface structure, the ceramic sheet 21 is made of boron carbide, the ceramic sheet 21 is a curved surface structure, specifically, the ceramic sheet 21 is a dome structure with an edge facing to the central dome and matched with the curved surface shape of the metal substrate layer 1, and the thickness of the ceramic sheet 21 is 8 mm. Of course, the ceramic plate 21 may also have an arc-shaped curved surface structure. The adhesive is silicon rubber, the curing temperature is 25 ℃, and the first fire-resistant layer and the second fire-resistant layer are both 10 layers of full-para-aramid fiber cloth. The ceramic plates 21 are fixedly arranged at the corresponding grooves 11 through silicon rubber and spliced to form the ceramic layer 2 covering the metal substrate layer 1, so that the armor-piercing combustion bomb can be prevented from shooting within a certain distance.
Example 2
As shown in fig. 6, in this embodiment, each ceramic sheet 21 is provided with a protrusion 22 adapted to the groove 11 of the metal substrate layer 1, when the ceramic sheet 21 is bonded and fixed on the first plate surface of the metal substrate layer 1, the protrusion 22 is embedded into the groove 11, and by matching the protrusion 22 with the groove 11, the fixing strength between the ceramic sheet 21 and the metal substrate layer 1 can be further improved, so that the ceramic sheet 21 is prevented from falling off from the metal substrate layer 1 when in use.
The rest of the structure of this embodiment is the same as embodiment 1.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
Claims (10)
1. An armor plate structure, comprising,
the metal substrate layer is provided with a first plate surface and a second plate surface which is arranged oppositely, and the first plate surface is provided with a plurality of grooves;
the ceramic layer comprises a plurality of ceramic plates and is fixed on the first plate surface of the metal substrate layer; and the number of the first and second groups,
the first heat insulation layer is fixed on the second plate surface of the metal substrate layer;
wherein, every ceramic wafer covers one respectively the recess.
2. The ballistic panel structure of claim 1 wherein the end of the ceramic layer remote from the metal substrate layer is provided with a second insulating layer.
3. The ballistic panel structure of claim 2, wherein the first and second insulating layers are each a single layer structure or a multi-layer structure.
4. The ballistic panel structure of claim 3, wherein the lower insulating layer and the second insulating layer are any one or more of a single-layer all-para-aramid fiber cloth, a multi-layer all-para-aramid fiber cloth, or an all-para-aramid co-polymer fiber cloth.
5. The ballistic panel structure of claim 1, wherein the ceramic sheet is of a planar or curved configuration.
6. The ballistic panel structure of claim 5, wherein the ceramic sheet is an alumina ceramic sheet or a boron carbide ceramic sheet.
7. The ballistic panel structure of claim 1, wherein the first panel and the second panel of the metal substrate layer are coated with an adhesive, and the ceramic sheet and the first thermal insulation layer are adhesively secured to the metal substrate layer by the adhesive.
8. A ballistic panel construction according to claim 1, wherein the metal substrate layer is thermoformed steel and the grooves are formed by thermoforming extrusion.
9. The ballistic panel structure of claim 1 wherein a plurality of said grooves are arranged in a rectangular array, and the center distance between adjacent grooves is the same as the center distance between adjacent ceramic sheets.
10. The structure of any one of claims 1 to 9, wherein the ceramic sheet is provided with protrusions adapted to the grooves, and the protrusions are embedded in the grooves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120565148.5U CN215572451U (en) | 2021-03-19 | 2021-03-19 | Bulletproof plate structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120565148.5U CN215572451U (en) | 2021-03-19 | 2021-03-19 | Bulletproof plate structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215572451U true CN215572451U (en) | 2022-01-18 |
Family
ID=79854363
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120565148.5U Active CN215572451U (en) | 2021-03-19 | 2021-03-19 | Bulletproof plate structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215572451U (en) |
-
2021
- 2021-03-19 CN CN202120565148.5U patent/CN215572451U/en active Active
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