Background technology
Flak jackets is again bulletproof jacket, keeps away ballistic vest, and bullet-proof vest is kept away bullet clothes etc., is the harness of individual soldier's watch box, is used for protection bullet or shell fragment to the injury of human body.
Bulletproof flashboards is as the enhancing product of Individual Protection Kit, common and flak jackets is used in conjunction with, along with applying of soft bullet-resistant garment, in order more to ensure individual soldier's class of safety protection, increased insertable bulletproof composite plate in the outside of soft bullet-resistant garment, with further assurance individual soldier's life security.The method of testing of bulletproof flashboards comprises the test of band clothes and two kinds of single anti-tests, band clothes test is carried out protection test work after referring to when test bulletproof flashboards and flak jackets are set in together, list is anti-to be referred to bulletproof flashboards is directly carried out protection test work, both usually need to carry out the evaluations of two kinds of test grades of III level and IV level.
The flak jackets that can reach in the past the IV level is very heavy, causes the action of user in action clumsy.Modern shellproof technology has had rapid progress, and is after a large amount of productions of the bulletproof flashboards that particularly lightweight and degree of protection is high, more and more common in the monomer standard is equipped with.Existing flak jackets is for reaching lightweight purpose, adopt pure PE(Polyethylene, polyethylene) material is pressed into the bulletproof flashboards of PE material, yet the bulletproof flashboards cost of pure PE material is higher, therefore PE material and the other materials of adopting are composited more, as the bulletproof flashboards that adopts PE material and ceramic material to be composited.
Yet, when adopting composite to prepare bulletproof flashboards, the minimizing of PE material can make the mass penalty of the bulletproof flashboards after compound, as the aluminium oxide bulletproof flashboards of compound preparation when satisfying single anti-shellproof test request of IV level, need to reduce the use of PE material as far as possible, and alleviating the weight of bulletproof flashboards as far as possible, the mutual restriction that both requires causes the economy of bulletproof flashboards to be difficult to reach.
Therefore, how reducing the weight of aluminium oxide bulletproof flashboards, improve simultaneously its economy, is present those skilled in the art's problem demanding prompt solution.
Summary of the invention
In view of this, the invention provides the single anti-IV grade aluminum oxide bulletproof flashboards of a kind of single-curved surface, to realize reducing the weight of aluminium oxide bulletproof flashboards, improve simultaneously its economy; The present invention also provides a kind of flak jackets.
In order to achieve the above object, the invention provides following technical scheme:
The single anti-IV grade aluminum oxide bulletproof flashboards of a kind of single-curved surface comprises PE plate and the alumina plate that is stacked at described PE plate surface,
Described PE plate is rectangular slab, and its length is 300-310mm, and its width is 250-260mm;
Described PE plate weight is 790-840g;
The thickness of described alumina plate is 9.5-10.5mm, and the gross thickness of described bulletproof flashboards is 22.5-23.5mm.
Preferably, in the single anti-IV grade aluminum oxide bulletproof flashboards of above-mentioned single-curved surface, the weight of described PE plate is 810-820g.
Preferably, in the single anti-IV grade aluminum oxide bulletproof flashboards of above-mentioned single-curved surface, the thickness of described alumina plate is 10mm, and the gross thickness of described bulletproof flashboards is 23mm.
Preferably, in the single anti-IV grade aluminum oxide bulletproof flashboards of above-mentioned single-curved surface, the length of described PE plate is 300mm, and the width of described PE plate is 250mm.
Preferably, in the single anti-IV grade aluminum oxide bulletproof flashboards of above-mentioned single-curved surface, described PE plate is the PE plate by the compacting of multilayer UD cloth.
Preferably, in the single anti-IV grade aluminum oxide bulletproof flashboards of above-mentioned single-curved surface, described PE plate is circular cross-section at the cross section of its width, and described alumina plate is arranged on the extrados of described PE plate.
Preferably, in the single anti-IV grade aluminum oxide bulletproof flashboards of above-mentioned single-curved surface, described alumina plate comprises that the polylith aluminium oxide divides plate.
Preferably, in the single anti-IV grade aluminum oxide bulletproof flashboards of above-mentioned single-curved surface, it is that the length of side is that the rectangular alumina of 45-55mm divides plate that described aluminium oxide divides plate.
Preferably, in the single anti-IV grade aluminum oxide bulletproof flashboards of above-mentioned single-curved surface, it is that the length of side is that the hexagon aluminium oxide of 25-35mm divides plate that described aluminium oxide divides plate.
A kind of flak jackets comprises clothing cover and is plugged in bulletproof flashboards in described clothing cover, and described bulletproof flashboards is prevented IV grade aluminum oxide bulletproof flashboards for the as above described single-curved surface of any one is single.
The single anti-IV grade aluminum oxide bulletproof flashboards of single-curved surface provided by the invention, bulletproof flashboards is composited by PE plate and alumina plate, alumina plate is stacked at the surface of PE plate, by PE plate and the compound safeguard function of realizing bulletproof flashboards of alumina plate, in order to adapt to the instructions for use of bulletproof flashboards, the PE plate is set to rectangular slab, and its length is set to 300-310mm, be 250-260mm with its width, insert dimensional requirement in flak jackets to satisfy it, thereby adapt to its use needs in flak jackets.
the PE plate has lightweight characteristics, yet the bulletproof flashboards by the preparation of PE plate needs larger cost of manufacture and material cost separately, in the present invention, with PE plate and the compound preparation of alumina plate, to reach in the use amount that reduces the PE plate as far as possible, reduce the material cost of bulletproof flashboards, simultaneously by optimizing the quality proportioning of PE plate and alumina plate, with PE plate Weight control at 790-840g, the thickness of alumina plate is set to 9.5-10.5mm, and the gross thickness of bulletproof flashboards is set to 22.5-23.5mm, by the proportion design in bulletproof flashboards to PE plate and alumina plate, reduced on the whole the quality by the bulletproof flashboards of PE plate combined oxidation aluminium sheet, satisfy at bulletproof flashboards under the condition of single anti-IV level protection test, reduced the weight of bulletproof flashboards, and maximized material cost of saving bulletproof flashboards.
The specific embodiment
The invention discloses the single anti-IV grade aluminum oxide bulletproof flashboards of a kind of single-curved surface, reduced the weight of aluminium oxide bulletproof flashboards, improve simultaneously its economy; The present invention also provides a kind of flak jackets.
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete description, obviously, described embodiment is only the present invention's part embodiment, rather than whole embodiment.Based on embodiments of the invention, those of ordinary skills belong to the scope of protection of the invention not making the every other embodiment that obtains under the creative work prerequisite.
As depicted in figs. 1 and 2, Fig. 1 is the single anti-IV grade aluminum oxide bulletproof flashboards structural representation of single-curved surface provided by the invention; Fig. 2 is the left view of Fig. 1.
The invention provides the single anti-IV grade aluminum oxide bulletproof flashboards of a kind of single-curved surface, bulletproof flashboards 1 is composited by PE plate 2 and alumina plate 3, alumina plate 3 is stacked at the surface of PE plate 2, jointly realized the safeguard function of bulletproof flashboards 1 by PE plate 2 and alumina plate 3, in order to adapt to the instructions for use of bulletproof flashboards 1, PE plate 2 is set to rectangular slab, and its length is set to 300-310mm, be 250-260mm with its width, insert dimensional requirement in flak jackets to satisfy it, thereby adapt to its use needs in flak jackets.
PE plate 2 has lightweight characteristics, yet the bulletproof flashboards 1 by 2 preparations of PE plate needs larger cost of manufacture and material cost separately, in the present embodiment, with PE plate 2 and the compound preparation of alumina plate 3, to reach in the use amount that reduces PE plate 2 as far as possible, reduce the material cost of bulletproof flashboards 1, simultaneously by optimizing the quality proportioning of PE plate 2 and alumina plate 3, with PE plate 2 Weight control at 790-840g, the thickness of alumina plate 3 is set to 9.5-10.5mm, and the gross thickness of bulletproof flashboards 1 is set to 22.5-23.5mm, by the proportion design in bulletproof flashboards 1 to PE plate 2 and alumina plate 3, reduced on the whole the quality by the bulletproof flashboards 1 of PE plate 2 combined oxidation aluminium sheets 3, satisfy under the condition of single anti-IV level protection test at bulletproof flashboards 1, reduced the weight of bulletproof flashboards 1, and maximized material cost of saving bulletproof flashboards 1.
need to prove, as shown in fig. 1, bulletproof flashboards is not strict rectangular block architecture, the end and the fillet structure that comprise trapezium structure, and in the bulletproof flashboards of existing single-curved surface structure, bulletproof flashboards itself has certain radian, therefore determined that its thickness is not to equate fully in each position, therefore can not be simply according to length, the weight range of the corresponding PE plate of width and thickness range, be concrete length corresponding in the bulletproof flashboards 1 in the present embodiment, when the weight relationships of width and PE plate 2 should be with actual production, product arranges, rather than the unique corresponding relation of simple data.
Bulletproof flashboards 1 is by the main body of PE plate 2 as bulletproof flashboards 1, and utilize the shellproof characteristic combined oxidation aluminium sheet 3 of alumina plate 3, by reducing the use amount of PE plate 2, jointly realized the safeguard function of bulletproof flashboards 1 by alumina plate 3 and PE plate 2, in the protection effect that reaches bulletproof flashboards 1, reduced the financial cost of bulletproof flashboards 1.Be understandable that, the use of alumina plate 3 can increase the weight of bulletproof flashboards 1, for the gross weight with bulletproof flashboards 1 is controlled in predetermined weight range, guarantee simultaneously the protection effect of bulletproof flashboards 1, for reaching the economy of bulletproof flashboards 1, need the use amount of minimizing PE plate 2 as much as possible.
In the present invention's one specific embodiment, the weight of PE plate 2 is 810-820g.Use amount by PE plate 2 is set to 810-820g, and carries out compoundly with alumina plate 3 that thickness is 9.5-10.5mm, has reduced the use amount of PE plate 2, thereby has reduced the material cost of bulletproof flashboards 1.Simultaneously, the thickness less of the alumina plate 3 that need this moment, thus reduced to a certain extent the use amount of alumina plate, reduced the overall weight of bulletproof flashboards 1.
Preferably in embodiment, the thickness of alumina plate 3 is 10mm in the present invention one, and the gross thickness of bulletproof flashboards 1 is 23mm.When the quality settings of PE plate 2 is 810-820g, when the anti-IV level protection test performance of the list that satisfies bulletproof flashboards 1, the thickness of alumina plate 3 has determined quality and the degree of protection of bulletproof flashboards 1, by the thickness of alumina plate 3 is set, determined the service property (quality) of alumina plate 3, simultaneously, determine the gross thickness of bulletproof flashboards 1, determined the thickness of 810-820gPE plate in bulletproof flashboards 1, by concrete parameter setting, determine the optimal parameter setting of the middle sheet material of bulletproof flashboards 1, reached protection effect and the economic effect of bulletproof flashboards 1.
The present invention is by size and weight design to PE plate 2 in bulletproof flashboards 1 and alumina plate 3, by reducing the use amount of PE plate 2, and jointly realized the safeguard function of bulletproof flashboards 1 by PE plate 2 and alumina plate 3, the composite design of alumina plate 3 must increase the weight of bulletproof flashboards 1, when PE plate 2 is set to 810-820g, the minimizing that it is larger the use amount of PE plate 2, thereby reduced the financial cost of bulletproof flashboards 1.In the design process of bulletproof flashboards 1, bulletproof flashboards 1 weight after compound increases to some extent, and therefore, bulletproof flashboards 1 is satisfying under the condition of barrier propterty, and alleviating as much as possible its service property (quality) is the essential condition that improves its economic advantages.The present invention is by the design to PE plate 2 weight and alumina plate 3 thickness, reduced the use amount of PE plate 2, thereby reduced the financial cost of bulletproof flashboards 1, simultaneously, control the thickness of alumina plate 3, make the gross weight of bulletproof flashboards 1 provided by the invention be controlled at 2.65-2.7kg, its weight is less in the bulletproof flashboards of equal degree of protection, thereby have larger space and economic, improved the serviceability of bulletproof flashboards 1.
In the present invention's one specific embodiment, the length of PE plate 2 and width are set to respectively 300mm and 250mm.Bulletproof flashboards 1 is to be used for strengthening the accessory product of individual soldier protection ability in flak jackets, along with promoting the use of of soft bullet-resistant garment, bulletproof flashboards 1 is installed outside the space requirement of bulletproof flashboards 1 on satisfying flak jackets, need simultaneously to adapt to the needs of human figure, namely satisfy user's form requirement, make flak jackets have simultaneously certain comfort level, by to the length of PE plate 2 and the design of width, satisfying supporting the use of itself and flak jackets when requiring, increased the comfort level requirement that the individual soldier uses.
As shown in Figure 3, Fig. 3 is the lateral cross section top view of Fig. 1.
bulletproof flashboards 1 provided by the invention is the single-curved surface bulletproof flashboards, the design of single-curved surface is to satisfy the needs of ergonomics, increase the comfort level that human body uses, the cross section that single-curved surface on bulletproof flashboards 1 is set on PE plate 2 widths is circular cross-section, on the PE plate, circular cross-section adapts to the human body needs, be convenient to the individual soldier and in use carry out tactical operation, simultaneously alumina plate 3 is arranged on the extrados of PE plate 2, carry out the skin protection by alumina plate 3, carry out the internal layer protection by PE plate 2 again, alumina plate 3 when protection impact force action in the whole surface of its plate construction, to carry out the dispersion of active force, carry out internal Protection by PE plate 2 again, thereby increased the barrier propterty of whole bulletproof flashboards 1.
In the present invention's one specific embodiment, the PE plate is the 2 PE plates by multilayer UD cloth (Uni-Directional Cloth, unidirectional cloth) compacting.As can be known be, UD cloth is widely used in the Protection Products such as soft bullet-resistant garment, bulletproof halmet, it has the excellent properties such as soft, that density is little, erosion resistant, shock resistance, anti-cutting toughness are strong, by the PE plate of compacting UD cloth preparation, satisfies the barrier propterty of bulletproof flashboards.
In the present invention's one specific embodiment, alumina plate 3 comprises that the polylith aluminium oxide divides plate.when bulletproof flashboards 1 protects in impact power, if on PE plate 2 extrados during an alumina plate of composite monolithic formula, when on alumina plate 2 a bit be subject to impacting the time, aluminium oxide impact power on the whole disperses, as when bullet etc. is carried out surge guard, after bulletproof flashboards 1 surface is subject to single-impact, the protection intensity of whole alumina plate 3 will descend, by being set to the polylith aluminium oxide, alumina plate 3 divides plate, when it is subject to the protection impact, when if single aluminium oxide divides plate to be subject to impacting, it still has stronger barrier propterty on the whole, thereby improved bulletproof flashboards protective capacities on the whole.
Particularly, it is that the length of side is that the rectangular alumina of 45-55mm divides plate that aluminium oxide divides plate, divides the design of plate by the polylith aluminium oxide, is easy to realize that aluminium oxide divides the modularized design of plate, and has increased the barrier propterty of bulletproof flashboards.Preferably, to divide plate be that the length of side is that the square aluminium oxide of 50mm divides plate to aluminium oxide.
Particularly, to divide plate be that the length of side is that the hexagon aluminium oxide of 25-35mm divides plate to aluminium oxide.Preferably, to divide plate be that the length of side is that the hexagon aluminium oxide of 30mm divides plate to aluminium oxide.Divide the size design of plate by aluminium oxide, but make aluminium oxide divide plate scale in preparation process to make, jointly be arranged at PE plate surface by what the polylith aluminium oxide divided plate simultaneously, improved the barrier propterty of bulletproof flashboards.
Based on the single anti-IV grade aluminum oxide bulletproof flashboards of the single-curved surface that provides in above-described embodiment, the present invention also provides a kind of flak jackets, comprise the clothing cover and be plugged in the interior bulletproof flashboards of described clothing cover, the bulletproof flashboards that arranges on this flak jackets is the single anti-IV grade aluminum oxide bulletproof flashboards of single-curved surface that provides in above-described embodiment.
This flak jackets adopted the single anti-IV grade aluminum oxide bulletproof flashboards of single-curved surface of above-described embodiment due to this flak jackets, so please refer to above-described embodiment by the beneficial effect that the single anti-IV grade aluminum oxide bulletproof flashboards of single-curved surface brings.
To the above-mentioned explanation of the disclosed embodiments, make this area professional and technical personnel can realize or use the present invention.Multiple modification to these embodiment will be apparent concerning those skilled in the art, and General Principle as defined herein can be in the situation that do not break away from the spirit or scope of the present invention, realization in other embodiments.Therefore, the present invention will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.