CN217541662U

CN217541662U - Composite bulletproof structure

Info

Publication number: CN217541662U
Application number: CN202220694368.2U
Authority: CN
Inventors: 杨喆; 唐帆
Original assignee: Beijing Zhongke Lixin Technology Co ltd
Current assignee: Beijing Zhongke Lixin Technology Co ltd
Priority date: 2022-03-28
Filing date: 2022-03-28
Publication date: 2022-10-04
Anticipated expiration: 2032-03-28

Abstract

The utility model discloses a composite bulletproof structure, which comprises a bulletproof component, a buffering component and a back plate which are arranged from outside to inside in a superposition manner, wherein the edge of the bulletproof component extends to the edge of the back plate and is connected with the back plate; bulletproof component is formed by stacking a plurality of aramid fiber layer and a plurality of ultra-high molecular fiber layer at intervals, every two adjacent aramid fiber layers are provided with one ultra-high molecular fiber layer, the uppermost aramid fiber layer is connected with the back plate, and the buffering component is laminated with the lowermost aramid fiber layer. Utility model has realized not only can guarantee the travelling comfort that personnel wore, also can form effectual protection to the human body.

Description

Composite bulletproof structure

Technical Field

The utility model relates to a bulletproof structure technical field, concretely relates to compound bulletproof structure.

Background

Body armor is generally comprised of a ballistic system, which is primarily intended to resist penetration of bullets, and a cushioning system, which is primarily intended to reduce blunt body injury caused by bullets impacting the body armor.

The traditional buffering system for body armor usually adopts a layer of foam materials such as EVA (ethylene vinyl acetate) or EPE (expandable polyethylene), and the like, has a single structure, has limited protection capability on human body, and needs to improve comfort and breathability.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a compound bulletproof structure to solve among the prior art bulletproof structure protective capability weak, the poor technical problem of resiliency.

In order to solve the above technical problem, the utility model particularly provides the following technical scheme:

the utility model provides a composite bulletproof structure, which comprises a bulletproof component, a buffer component and a back plate which are arranged from outside to inside in a superposition manner, wherein the edge of the bulletproof component extends to the edge of the back plate and is connected with the back plate;

bulletproof component is formed by stacking a plurality of aramid fiber layer and a plurality of ultra-high molecular fiber layer at intervals, every two adjacent aramid fiber layers are provided with one ultra-high molecular fiber layer, the uppermost aramid fiber layer is connected with the back plate, and the buffering component is laminated with the lowermost aramid fiber layer.

As an optimized scheme of the utility model, the thickness of aramid fiber layer with the thickness of super high molecular fiber layer is the same.

As a preferred scheme of the utility model, the thickness of ultra high molecular fiber layer is 0.15mm.

As a preferred scheme of the utility model, the thickness of buffering subassembly is 5.00mm.

As an optimal scheme of the utility model, the buffering subassembly includes the nylon frame, sets up the inside first foam layer of nylon frame and installing the inside second foam layer of first foam layer, surface one side of nylon frame with the aramid fiber layer laminating sets up, the surface opposite side of nylon frame with the backplate laminating sets up.

As a preferred scheme of the utility model, the upper and lower surface of second foam layer is wave type structure, the trough of the upper surface of second foam layer with the vertical correspondence of trough of second foam layer lower surface, first foam layer with the connection face gomphosis setting of second foam layer.

As an optimized scheme of the utility model, the backplate with the material of ultrahigh molecular fiber layer is the same.

As a preferred scheme of the utility model, the thickness of back plate is 0.15mm.

Compared with the prior art, the utility model following beneficial effect has:

the utility model discloses with multiple combined material through overlapping and, utilize different materials to have the characteristic of different wave impedance for when the stress wave that bullet impact body armor produced sees through the body armor, can produce obvious decay, thereby can play effectual protection to the human body, and the gas permeability is good, and the texture is lighter.

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 should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.

Fig. 1 is a schematic structural view of the composite bulletproof structure provided by the present invention;

fig. 2 is a schematic structural view of the buffering assembly according to the present invention.

The reference numerals in the drawings denote the following, respectively:

1-a ballistic-resistant component; 2-a buffer component; 3-a back plate;

101-aramid fiber layer; 102-an ultra-high molecular fiber layer;

201-a nylon frame; 202-a first foam layer; 203-second foam layer.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1 and fig. 2, the present invention provides a composite bulletproof structure, which includes a bulletproof component 1, a cushioning component 2, and a back plate 3, which are stacked from outside to inside, wherein the edge of the bulletproof component 1 extends to the edge of the back plate 3 and is connected to the back plate 3;

bulletproof component 1 is formed by stacking a plurality of aramid fiber layer 101 and a plurality of ultra-high molecular fiber layer 102 at intervals, and every two are adjacent to be provided with one between aramid fiber layer 101 ultra-high molecular fiber layer 102 sets up at the superiors aramid fiber layer 101 with backplate 3 is connected, cushion component 2 and lower floor aramid fiber layer 101 laminating sets up.

The bulletproof component 1, the buffering component 2 and the backboard 3 are a bulletproof whole, when the bulletproof component 1 mainly plays a bulletproof role, and the buffering component 2 and the backboard 3 mainly play a buffering role.

The material of the ultra-high molecular weight fiber layer 102 is ultra-high molecular weight polyethylene fiber (UHMWPE), the bulletproof component 1 is formed by overlapping a plurality of ultra-high molecular weight fiber layers 102 and a plurality of aramid fiber layers 101, odd layers of the bulletproof component 1 from front to back are the aramid fiber layers 101, even layers are the ultra-high molecular weight fiber layers 102, the ultra-high molecular weight fiber layers 102 and the aramid fiber layers 101 are overlapped in sequence, and stress waves generated when bullets impact the bulletproof clothes penetrate the bulletproof clothes due to the fact that different materials have different wave impedances, obvious attenuation can be generated, and therefore effective protection can be achieved for human bodies.

Preferably, in order to further improve the bulletproof performance of the bulletproof component, the thickness of the aramid fiber layer 101 is the same as that of the ultra-high molecular fiber layer 102.

Preferably, the thickness of the ultra-high molecular fiber layer 102 is 0.15mm, and the number is 15; the aramid fiber layers 101 have a thickness of 0.15mm and a number of 16, i.e. the ballistic-resistant assembly 1 has a thickness of 4.65mm.

Preferably, in order to improve the cushioning performance of the bulletproof structure, the thickness of the cushioning component 2 is 5.00mm.

In this embodiment, specifically, the buffer component 2 includes nylon frame 201, sets up the inside first foam layer 202 of nylon frame 201 and install the inside second foam layer 203 of first foam layer 202, nylon frame 201's surface one side with aramid fiber layer 101 laminating sets up, nylon frame 201's surface opposite side with the laminating of backplate 3 sets up.

The first foam layer 202 is made of a low-density EVA foam material, the second foam layer 203 is made of a low-density EPE foam material, and the first foam layer 202 and the second foam layer 203 are both made of light materials and have a good buffering effect.

Preferably, the upper and lower surfaces of the second foam layer 203 are both wave-shaped structures, the wave troughs of the upper surface of the second foam layer 203 vertically correspond to the wave troughs of the lower surface of the second foam layer 203, and the connection surfaces of the first foam layer 202 and the second foam layer 203 are embedded.

For the flat structure, the wave structure is convenient for multilayer foam structure to form a whole, prevents that the great foam structure of thickness from shifting when the motion, and can improve buffering effect and compliance.

Preferably, the back plate 3 and the ultra-high molecular fiber layer 102 are made of the same material, and the back plate 3 is made of UHMWPE material.

Preferably, the thickness of the back plate 3 is 0.15mm, and the back plate 3 is mainly used for protecting the buffer assembly 2.

Through the composite bulletproof structure of the embodiment, the lightweight and the portability are realized, the bulletproof performance of the bulletproof system and the impact resistance buffering performance of the buffering system are more excellent, and stress waves generated when bullets impact the bulletproof vest can generate obvious attenuation when penetrating through the bulletproof vest due to the fact that different materials have different wave impedances, so that the bulletproof structure can effectively protect human bodies.

The above embodiments are only exemplary embodiments of the present application, and are not intended to limit the present application, and the protection scope of the present application is defined by the claims. Various modifications and equivalents may be made by those skilled in the art within the spirit and scope of the present application and such modifications and equivalents should also be considered to be within the scope of the present application.

Claims

1. A composite bulletproof structure is characterized by comprising a bulletproof component (1), a buffering component (2) and a backboard (3) which are arranged in a stacked mode from outside to inside, wherein the edge of the bulletproof component (1) extends to the edge of the backboard (3) and is connected with the backboard (3);

bulletproof component (1) is formed by stacking a plurality of aramid fiber layer (101) and a plurality of ultra-high molecular fiber layer (102) at intervals, and every two are adjacent to be provided with one between aramid fiber layer (101) ultra-high molecular fiber layer (102) sets up at the superiors aramid fiber layer (101) with backplate (3) are connected, buffer component (2) and lower floor aramid fiber layer (101) laminating sets up.

2. A composite ballistic protection structure according to claim 1, characterized in that the thickness of the aramid fiber layer (101) is the same as the thickness of the ultra-high molecular fiber layer (102).

3. A composite ballistic protection structure according to claim 2, characterized in that the thickness of the ultra-high molecular fiber layer (102) is 0.15mm.

4. A composite ballistic protection structure according to claim 1, characterized in that the thickness of the damping component (2) is 5.00mm.

5. A composite ballistic protection structure according to claim 1, characterized in that the cushioning component (2) comprises a nylon frame (201), a first foam layer (202) arranged inside the nylon frame (201), and a second foam layer (203) mounted inside the first foam layer (202), one side of the outer surface of the nylon frame (201) being arranged in abutment with the aramid fiber layer (101), the other side of the outer surface of the nylon frame (201) being arranged in abutment with the back sheet (3).

6. A composite ballistic structure according to claim 5, characterized in that the upper and lower surfaces of the second foam layer (203) are both of a wave-like structure, the wave troughs of the upper surface of the second foam layer (203) vertically correspond to the wave troughs of the lower surface of the second foam layer (203), and the joint surface of the first foam layer (202) and the second foam layer (203) is provided in a jogged manner.

7. A composite ballistic structure according to claim 1, characterized in that the back sheet (3) and the layer of ultra-high molecular fibers (102) are of the same material.

8. A composite ballistic protection structure according to claim 1, characterized in that the thickness of the back sheet (3) is 0.15mm.