CN-121977389-A - Composite bulletproof helmet and ballistic protection system

CN121977389ACN 121977389 ACN121977389 ACN 121977389ACN-121977389-A

Abstract

The invention relates to the technical field of bulletproof helmets and discloses a composite bulletproof helmet and a ballistic protection system, which comprise a thin outer protective shell, an inner protective layer, a plurality of conical buffer parts and a protective sleeve, wherein the inner protective layer is arranged on the inner protective layer in a staggered array mode, a buffer empty area is formed between the inner protective layer and the thin outer protective shell, when the bulletproof helmet is impacted by bullets, the impact force is dispersed by the concave impact parts of the thin outer protective shell, the conical buffer parts of the inner protective layer reversely support the concave impact parts, and the shearing thickening liquid of the middle protective layer is used for locking and thickening the impact parts.

Inventors

WEI QINGSONG
LIU XI
WANG MINGLING
YUAN ZISHUN
Zhu Lvtao

Assignees

浙江理工大学

Dates

Publication Date: 20260505
Application Date: 20260119

Claims (10)

1. A composite ballistic resistant helmet comprising: A thin outer protective shell (1); The anti-bullet helmet comprises an inner protective layer (2), wherein the inner protective layer (2) is arranged in an omega shape, the inner protective layer (2) is detachably connected with a thin outer protective shell (1), a plurality of conical buffer parts (202) are arranged on the inner protective layer (2) in a staggered array mode, a buffer empty area (6) is formed between the inner protective layer (2) and the thin outer protective shell (1), and the top end of the conical buffer part (202) of the inner protective layer (2) is abutted against the inner wall of the thin outer protective shell (1); The middle protective layer (5), middle protective layer (5) set up in between inner protective layer (2) and the slim outer shell (1), middle protective layer (5) intussuseption is filled with shearing thickening liquid, when the impact part punching press middle protective layer (5) of slim outer shell (1), make shearing thickening liquid lock in the twinkling of an eye and carry out rigid support to the impact part.
2. The composite bulletproof helmet according to claim 1, wherein the inner protective layer (2) comprises a thin outer hard layer and an inner air bag layer which are connected in a fitting manner, the thin outer hard layer of the inner protective layer (2) is made of bulletproof metal materials, and the inner air bag layer of the inner protective layer (2) is filled with nitrogen.
3. A composite bulletproof helmet according to claim 2, wherein the bottom of the inner protective layer (2) is provided with a ring-shaped connecting part (201), and the inner protective layer (2) is detachably connected with the thin outer protective shell (1) through the connecting part (201).
4. A composite bulletproof helmet according to claim 3, wherein the base cloth of the middle protective layer (5) is laminated by kevlar fabric, and a plurality of avoiding holes (501) matched with the conical buffer part (202) are arranged on the middle protective layer (5).
5. A composite ballistic resistant helmet according to claim 4, wherein the cone buffer (202) and the intermediate protective layer (5) are located within the buffer void (6).
6. A composite ballistic resistant helmet according to claim 1, wherein the thin outer shell (1) is of TC4 titanium alloy material.
7. A composite ballistic resistant helmet according to claim 1, characterized in that a first gap is formed between the bottom of the thin outer shell (1) and the connection (201) of the inner protective layer (2), where a ballistic resistant viewing window (3) is arranged.
8. A composite ballistic resistant helmet according to claim 7, characterized in that the outer hard layer of the inner protective layer (2) adjacent to the ballistic resistant viewing window (3) starts with a second gap, through which the buffer cone (202) of the inner air bag layer of the inner protective layer (2) adjacent to the first gap is exposed at the ballistic resistant viewing window (3).
9. A composite ballistic resistant helmet according to claim 1, wherein the thin outer shell (1) is bilaterally symmetrically embedded with a ballistic protection system (4).
10. Ballistic protection system for a composite ballistic protection helmet, applied to a composite ballistic protection helmet according to any one of claims 1-9, wherein the ballistic protection system (4) comprises a data acquisition module, a data preprocessing module, a data analysis fusion module and a low-delay early warning response module; The data acquisition module is used for constructing a threat detection network around the helmet and acquiring radar reflection signal data, laser irradiation signal data and sound wave signal data corresponding to the attack projectile according to the special target characteristic frequency band; The data preprocessing module is used for carrying out specialized preliminary analysis on the three types of collected radar, laser and acoustic wave signal data, filtering environment redundancy noise and non-target frequency band data, retaining effective threat characteristic data, and synchronously completing preprocessing of the three types of data through a parallel processing architecture; the data analysis fusion module is used for carrying out dynamic weight verification on the preprocessed multi-source sensor data based on a lightweight weighted fusion algorithm, and rapidly judging whether the preprocessed multi-source sensor data is a real attack threat or not; and the low-delay early warning response module is used for triggering a directional early warning instruction for the confirmed attack threat in a very short time based on a threat priority scheduling mechanism and sending out a warning through the bone conduction earphone.

Description

Composite bulletproof helmet and ballistic protection system Technical Field The invention relates to the technical field of bulletproof helmets, in particular to a composite bulletproof helmet and a ballistic protection system. Background The bulletproof helmet is used as one of core equipment for protecting individual soldiers, and has the main effects of resisting the invasion of high-speed impact objects such as bullets, shrapnel and the like and protecting the head safety of the wearer. With the continuous upgrading of weapon equipment, higher requirements are put on the protection performance, the light weight and the buffering and damping effects of the bulletproof helmet. The prior bulletproof helmet mostly adopts a single protection structure, and is usually designed by matching a metal shell with an inner lining buffer layer. When the helmet is impacted by a high-speed bullet, the problem that the impact force is not dispersed sufficiently and the buffering effect is limited often exists. On one hand, the single metal shell is generally thick and heavy due to bulletproof requirements, and the burden of the head of a wearer is increased due to long-term wearing, on the other hand, the traditional lining buffer layer is mostly made of foam, sponge and other materials, has insufficient rigid supporting capability, is difficult to effectively resist dispersion conduction of shock waves under instant impact, and is easy to cause the head of the wearer to be damaged by impact vibration. We therefore provide a composite ballistic helmet to solve the above problems. Disclosure of Invention (One) solving the technical problems Aiming at the defects in the prior art, the invention provides a multilayer buffering bulletproof helmet and a ballistic protection system, which aim to realize the efficient dispersion of impact force, the combination of instantaneous rigid support and flexible buffering through the cooperative cooperation of a multilayer protection structure, improve the overall protection performance and wearing safety of the helmet and solve the problems that the bulletproof helmet is heavy and is easy to vibrate and damage the head. (II) technical scheme In order to achieve the above purpose, the present invention provides the following technical solutions: a composite ballistic resistant helmet comprising: a thin outer casing; The bullet-proof helmet comprises an inner protective layer, an impact-receiving part, an outer protective layer, a plurality of conical buffer parts, a bullet-proof helmet and a shell, wherein the inner protective layer is arranged in an omega shape and is detachably connected with the thin outer protective layer; The middle protective layer is arranged between the inner protective layer and the thin outer protective shell, shear thickening fluid is filled in the middle protective layer, and when the impact part of the thin outer protective shell punches the middle protective layer, the shear thickening fluid is instantly locked to rigidly support the impact part. Preferably, the inner protective layer comprises a thin outer hard layer and an inner air bag layer which are connected in a fitting mode, the thin outer hard layer of the inner protective layer is made of bulletproof metal materials, and the inner air bag layer of the inner protective layer is filled with nitrogen. Preferably, the bottom of the inner protective layer is provided with an annular connecting part, and the inner protective layer is detachably connected with the thin outer protective shell through the connecting part. Preferably, the base cloth of the middle protective layer is laminated by adopting Kevlar fiber fabrics, and a plurality of avoiding holes matched with the conical buffer parts are formed in the middle protective layer. Preferably, the tapered buffer and the intermediate shield are located within the buffer void. Preferably, the thin outer protective shell is made of TC titanium alloy materials. Preferably, a first gap is formed between the bottom of the thin outer protective shell and the connecting part of the inner protective layer, and a bulletproof observation window is arranged at the first gap. Preferably, the outer hard layer of the inner protective layer, which is close to the bulletproof observation window, is provided with a second notch, and the buffer conical part of the inner air bag layer of the inner protective layer, which is close to the first notch, is exposed to the bulletproof observation window through the second notch. Preferably, the ballistic protection system is embedded in the two-side symmetry of the thin outer protective shell. The ballistic protection system of the composite bulletproof helmet comprises a data acquisition module, a data preprocessing module, a data analysis fusion module and a low-delay early warning response module; The data acquisition module is used for constructing a threat detection network around the helmet and acquiring radar refle