55results about "Reactive armour" patented technology

The invention provides a passive shock-absorbing and energy-absorbing protective tool capable of detecting impact, which comprises a shock-absorbing and energy-absorbing layer which comprises an upper fixing plate, a lower fixing plate and a plurality of buffer units arranged in an array between the two fixing plates, and the shock-absorbing and energy-absorbing layer disperses external force impact and absorbs impact energy through the buffer units; the plurality of frictional electricity energy acquisition units are arranged on the stress surface of the shock absorption and energy absorption layer in an array, and are used for converting mechanical energy generated by external force impact into electric energy through a frictional electricity effect and storing the electric energy when being impacted by the external force, and further providing the electric energy for an electric signal acquisition device; and the electric signal acquisition device is electrically connected with the frictional electricity acquisition device and is used for acquiring a frictional electric signal on the surface of the frictional electricity acquisition device and transmitting the acquired frictional electric signal to a data processing system for analysis so as to realize real-time detection and feedback of a current impact force parameter. The shock absorption and energy absorption protector can realize self-power supply and has impact detection and feedback functions.

Disclosed are a method, system, and apparatus of a rapidly expandable anti-drone mesh system and method. In one aspect, a system includes a protected asset, an armored mesh on the protected asset, a sensor system to detect a hostile drone to imminently collide with the protected asset in an impact zone, and a responsive mechanism of the protected asset to cause a high-pressure gas to rapidly expand the armored mesh in the impact zone of the protected asset when the sensor system detects the hostile drone to imminently collide with the protected asset. The armored mesh preserves the protected asset by causing the hostile drone to impact the armored mesh instead of directly the protected asset. The protected asset may be a building, a vehicle, a wearer of a tactical gear, a civilian, a soldier, a boat, a tank, a weaponry, an airplane and / or an infrastructure.

The present invention relates to an explosive protective armour comprising a flying plate and a second, opposite, further flying plate arranged at a distance therefrom or a basic structure of an object to be protected, an explosive material arranged therebetween, which is designed to generate a gas expansion upon deployment in order to cause a movement of at least one of the flying plates, and a control, in particular a regulation, for triggering the deployment of the explosive material, wherein the control is designed in such a way and / or the explosive material is capable of being deployed in such a way that different speeds and / or different directions of movement of the at least one flying plate can be set.

A hybrid armour cassette comprising: a first plate; a second plate; and an interlayer having a plurality of layers sandwiched between the first and second plates; wherein the plurality of layers comprises at least one passive layer comprising a passive material and at least one reactive layer comprising a reactive material.

The invention discloses a bionic double-diagonal reinforced composite armor for ship explosion resistance and a preparation method and application of the bionic double-diagonal reinforced composite armor, and relates to the technical field of impact protection equipment.The bionic double-diagonal reinforced core layer is modeled, prepared and post-treated, and the surface of the bionic double-diagonal reinforced core layer is covered with a composite armor outer plate and a composite armor inner plate; and the bionic double-diagonal reinforced composite armor is formed through combination. The bionic double-diagonal reinforced composite armor has the advantages of being high in anti-explosion impact capacity, high in energy absorption performance, high in designability, convenient to prepare and the like, and has wide application prospects in the field of anti-explosion impact protection of naval vessels and in the fields of transportation, nuclear power equipment and multiple non-contact explosion protection.

The utility model relates to the technical field of armor bulletproof, in particular to a passive electromagnetic protection structure which sequentially comprises high-density fiber cloth, a buffer gel layer, an outer metal layer, a porous ceramic layer, a loose fiber layer and an inner metal layer from outside to inside. The high-density fiber cloth fiber composite material and the buffer gel layer are shear thickening gel, the outer metal layer and the inner metal layer are steel plates or aluminum alloys made of the same material and are connected with a high-power pulse power supply, the porous ceramic layer is porous ceramic, the porosity is 10-40%, and the loose fiber layer is felt. According to the passive electromagnetic protection structure, each layer can exert the independent projectile blocking capacity from outside to inside, and the damage of a single incoming projectile can be greatly reduced by combining the passive electromagnetic protection function, so that the passive electromagnetic protection structure has the capacity of resisting continuous shooting of a plurality of projectiles.

The invention relates to a composite liquid armor based on pure silica nanoparticles derived from sea sand and its production method. In our invention, composite liquid armor can be utilized in both military and civilian defense industries. Alongside its durability, the armor offers high performance, enables ease of movement, and features a lightweight, free-particle modular structure. By providing a domestic alternative, it reduces dependency on foreign technologies in this field.

The invention relates to the technical field of armor sheets, in particular to an impact-resistant armor sheet and a preparation process and forming equipment thereof.The impact-resistant armor sheet comprises an embedded electronic layer used for sensing impact, a mechanical protection layer arranged outside the embedded electronic layer and used for improving the impact-resistant strength of the sheet, and a heat insulation layer arranged outside the embedded electronic layer and used for improving the impact-resistant strength of the sheet. The heat insulation property of the sheet is improved; the intelligent armor has the beneficial effects that the impact sensing function is achieved through the embedded electronic layer, the external mechanical protection layer and the thermal insulation layer are matched, and the intelligent sensing capacity is increased while the protection performance of a traditional armor is kept. The mechanical protection layer disperses impact energy through a high-strength fiber material, the heat insulation layer obstructs heat transfer through a low-heat-conduction material, and the embedded electronic layer monitors an impact event in real time.

The present invention discloses a packaging method for a bulletproof plate and a bulletproof plate, and relates to the technical field of bulletproof devices. The packaging method provided by the present invention comprises: preparing a structural composite structure airtight layer having an outer airtight film, a fiber fabric adhesive material, and an inner airtight film; completely wrapping the composite structure airtight layer on the surface of the bulletproof insert and pressing it, and laminating the inner airtight film on the bulletproof insert; wrapping the outer periphery of the composite structure airtight layer with Oxford cloth, and pressing it to obtain the bulletproof plate. The packaging method of the present invention can effectively solve the problem of easy tearing and scratching that leads to airtight failure of the bulletproof insert. The bulletproof plate of the present invention, through the coordinated cooperation of different materials, can meet the requirements of aging resistance, high reliability, sealing and shape retention of the bulletproof insert, reduce the cutting energy of sharp weapons through the blocking of the middle layer of fabric adhesive material, improve the airtight destructive properties of the inner and outer sides of the airtight layer, doubly guarantee the airtight effect of the product, and give the product double tear resistance, high reliability and long life inside and outside.

The invention belongs to the technical field of armor protective materials, and discloses a low-density high-toughness heterogeneous composite armor and a preparation method thereof.The preparation method comprises the specific steps of (1) surface treatment, (2) lamination assembly, (3) high-temperature rolling, (4) quenching treatment, (5) tempering-warm rolling treatment and (6) annealing treatment. The Fe-Mn-Al-C series low-density steel and low-carbon low-alloy steel are treated through the steps to obtain the low-density and high-toughness heterogeneous composite armor. The composite armor has an obvious layered alternating structure and has low density, high strength and high toughness, the interface tensile strength of the composite armor is not lower than 750 MPa, the performance of each layer is in gradient distribution, and ballistic impact and fragment penetration can be effectively resisted. And meanwhile, the provided preparation process can cooperatively process the structures and mechanical properties of different materials, can ensure the consistency and stability of multi-layer structure interface bonding, and is suitable for industrial production of the large-area armor plate.

The invention discloses a packaging method of a bulletproof plate and the bulletproof plate, and relates to the technical field of bulletproof devices. The packaging method provided by the invention comprises the following steps: preparing a composite structure airtight layer with an outer layer airtight film, a fiber fabric bonding material and an inner layer airtight film; the surface of the bulletproof inserting plate is completely wrapped and pressed by the airtight layer of the composite structure, and the inner airtight film is attached to the bulletproof inserting plate; the periphery of the composite structure airtight layer is wrapped with oxford cloth, and the bulletproof plate is obtained after pressing. The packaging method provided by the invention can effectively solve the problem of airtight failure of the bulletproof plugboard caused by easy tearing and easy scratching. According to the bulletproof plate, through cooperation of different materials, the requirements for aging resistance, high reliability, sealing and shape maintaining of the bulletproof inserting plate can be met, the cutting energy of an edge tool is reduced through blocking of the middle-layer fabric bonding material, the airtight damage resistance of the inner face and the outer face of the airtight layer is improved, and the airtight effect of a product is doubly guaranteed; and the product is endowed with the requirements of internal and external dual tear resistance, high reliability and long service life.

The utility model discloses a spliced PE (polyethylene) bulletproof plate. The bulletproof plate comprises a plurality of ceramic plate single bodies, the ceramic plate single bodies are combined in an I-shaped splicing mode, a rectangular through hole penetrating through the upper bottom face and the lower bottom face is formed in the middle of each ceramic plate single body, each ceramic plate single body comprises a body, an L-shaped plate, a protruding plate and a Z-shaped plate, the L-shaped plates and the protruding plates are arranged at the left side end of the body, and notch grooves are defined by the L-shaped plates, the protruding plates and the body; the Z-shaped plate is arranged at the right side end of the main body, an L-shaped groove is defined by the Z-shaped plate and the main body, a groove is formed in the end face of the Z-shaped plate, the ceramic plate single bodies adjacent left and right are connected through insertion of the notch grooves and the Z-shaped plate, and a splicing through hole is defined by the L-shaped plate and the Z-shaped plate of the ceramic plate single bodies adjacent left and right. The splicing through holes and the rectangular through holes of the upper and lower adjacent ceramic plate single bodies correspond to each other in shape, size and position, and connecting battens are arranged to penetrate through and connect the splicing through holes and the rectangular through holes. The splicing structure is firm in splicing, and the use durability of the splicing position is high.

A body armor vest system including a wearable vest, a power source, a processor, at least one explosive charge, a multimodal sensor system and an inflatable protective hood, the power source, the processor and the explosive charge positioned on the wearable vest, the inflatable protective hood positioned on an upper portion of the wearable vest, the multimodal sensor system detecting the incoming projectile, the processor determining if the incoming projectile is a credible threat and deploying the inflatable protective hood and detonating the explosive charge if the detected incoming projectile is determined to be a credible threat.

The invention discloses a detachable composite armor structure and belongs to the technical field of composite materials, the detachable composite armor structure is formed by splicing a plurality of module units, each module unit is of a layered structure and sequentially comprises a supporting layer, a buffering anti-bullet layer, a core anti-bullet layer and a broadband wave absorbing and composite anti-bullet layer from inside to outside, the thickness of each module unit is smaller than or equal to 75 mm, and the surface density of each module unit is smaller than or equal to 90 kg / m; the broadband wave-absorbing and composite anti-elastic layer comprises more than two wave-transparent anti-elastic layers and broadband wave-absorbing layers which are arranged in a staggered manner, and the outmost layer is the wave-transparent anti-elastic layer; the number of the core anti-bullet layers is two, and the two core anti-bullet layers are detachably connected, so that the core anti-bullet layers are conveniently and rapidly detached and replaced. The device is installed on the outer surface of the armored car, and the low surface density meets the lightweight design requirement; the wave-transparent anti-bullet layer of the double-sine wave structure can transmit electromagnetic waves, resist bullet or fragment impact and change bullet tracks, and the broadband wave-absorbing layer absorbs broadband electromagnetic waves. The middle core anti-bullet layer and the buffer anti-bullet layer can resist the bullet and buffer the bullet, and the damaged outer layer can be replaced quickly.

This invention relates to a dynamic armor system for tanks and battle vehicles using compressed ferromagnetic powder that is electromagnetically reinforced. The system is enhanced with a three-level structure: a high-temperature silicone layer, distributed ferromagnetic powder in geometric shapes, and an explosive layer activated by sensors. This combination improves the armor's resistance to modern anti-tank projectiles.

Embodiments of the present systems and apparatus may provide vehicle armor materials and systems that generate electricity from impact and blast energy. For example, in an embodiment, a protective apparatus may comprise a layer of armor and a layer comprising a plurality of electrical generating devices abutting the layer of armor and configured so that energy applied to the layer of armor is transferred to the plurality of electrical generating devices causing the plurality of electrical generating device to generate electrical energy.

The present invention relates to an explosive protective armour comprising a flying plate and a second, opposite, further flying plate arranged at a distance therefrom or a basic structure of an object to be protected, an explosive material arranged therebetween, which is designed to generate a gas expansion upon deployment in order to cause a movement of at least one of the flying plates, and a control, in particular a regulation, for triggering the deployment of the explosive material, wherein the control is designed in such a way and / or the explosive material is capable of being deployed in such a way that different speeds and / or different directions of movement of the at least one flying plate can be set.

The utility model discloses a bulletproof and explosion-proof hanging plate for an explosion-proof barrack, which relates to the technical field of protective armor and comprises an impact damage shell, a deflection guide bump and an explosion-proof buffer layer are integrally formed on the front side of the impact damage shell, and a stopping structure for stopping bullets and explosion fragments is arranged in the explosion-proof buffer layer; according to the bullet breaking device, the bullet breaking effect is achieved through the high hardness of the impact breaking shell, the bullet and fragments are deflected and guided through the deflection guiding protruding blocks, the armor penetrating capacity of the bullet and the fragments is reduced, and the bullet and the fragments are prevented from penetrating through the bullet and the fragments in combination with the anti-explosion buffering layer. And finally, the whole hanging plate is supported through the supporting back plate and the outwards-protruding thickening part of the supporting back plate, so that the whole hanging plate is not prone to deformation, the effective anti-explosion use frequency of the hanging plate is increased, and therefore the armor hanging plate with the better bulletproof and anti-explosion effect is formed through fewer composite layer structures.

The invention relates to the technical field of armor protection, in particular to an anti-explosion assembly based on ceramic and mechanical super-structure materials, which comprises a breaking energy absorption layer, an anti-explosion layer and a protective layer, and is characterized in that the breaking energy absorption layer is made of boron carbide ceramic and is used for reflecting and refracting refracted waves of an explosion facing surface and dissipating impact energy; the supporting energy absorption layer absorbs impact energy refracted by the ceramic through self-deformation energy absorption; and the fragment protection layer is made of an ultra-high molecular weight polyethylene fiber composite material and is used for intercepting ceramic fragments of the crushing energy absorption layer and fragments of the supporting energy absorption layer. Through a three-layer cooperation mechanism of the breaking energy absorption layer, the supporting energy absorption layer and the fragment protection layer, multi-stage attenuation is achieved on explosive shock waves. Meanwhile, after explosion, the assembly is separated from the vehicle body through breaking, the additional weight of the vehicle body is reduced, and the capability of getting rid of dangerous areas after the vehicle attacks is improved.

This invention discloses an impact-resistant composite layer structure, its manufacturing method, and its applications. The composite layer structure is a three-layer sandwich structure, including a first metal protective layer, a second metal protective layer, and a shape memory alloy layer disposed therebetween. The shape memory alloy layer serves as the core plate, forming a composite plate with a sandwich structure. The first and second metal protective layers are composed of one or more metal plates spliced ​​together, with a thickness of 5–30 mm. The shape memory alloy layer is constructed as a three-dimensional continuous mesh structure, comprising multiple overlapping circular shape memory alloy structures arranged in an alternating pattern, with a thickness of 10–80 mm. The composite layer structure disclosed in this invention has advantages such as high strength, high hardness, high toughness, low density, and low cost, maximizing the dispersion of impact energy and greatly improving its protective capability. It can be widely used in the protection of weapon armor and space products such as spacecraft, providing effective protection.

The invention discloses a ceramic spliced composite armor which comprises a ceramic protection layer and a back plate layer which are sequentially arranged from top to bottom and fixedly connected, and is characterized in that the ceramic protection layer is composed of a plurality of ceramic protection units which are arranged in rows from front to back; the front and back adjacent ceramic protection units are fixedly attached to each other, each ceramic protection unit is formed by fixedly attaching and splicing a plurality of ceramic protection blocks from left to right, each ceramic protection block is a rhombic prism, and the left and right opposite end faces of each rhombic prism are identical rhombic faces with four edges equal in length. The front, rear, upper and lower end faces of the rhombic prism are rectangular faces. The rhombic prism ceramic block splicing structure has the advantages that the rhombic prism ceramic block splicing design is adopted, an asymmetric stress field is generated when a projectile body is impacted through an inclined contact surface, the projectile body is forced to generate transverse displacement and deflection, the contact area of the projectile body and ceramic is increased, more kinetic energy is consumed through multi-angle crushing, and the whole projectile body has better anti-projectile protection performance.

The invention relates to a modular protection system comprising energy-absorbing capsules that dissipate mechanical energy from impacts or vibrations. Each capsule has an outer shell, flexible, semi-rigid, or rigid, and an internal structure with optional partitions, sub-partitions, enclosures, coatings, reinforcement, or smart components. The interior holds deformable or energy-absorbing material such as non-Newtonian fluids, gels, foams, fibers, granules, or composites. Capsules may be arranged in rows, grids, or capsule-within-capsule forms, and integrated into garments, panels, or infrastructure using textile channels, adhesives, fasteners, or lamination. Optional features include sensors, smart partitions, external protective plates, perforations, or connectors. The system supports modular replacement and adaptation to specific threats or environments, enabling scalable protection from wearable clothing to structural defense.

The utility model discloses an object auxiliary suspension armor, and particularly relates to the technical field of auxiliary suspension armours.The object auxiliary suspension armor comprises an air bag shell, and a centralized controller is fixed to the lower portion of the middle of one side of the air bag shell; a second gas generator, a first gas generator, a first position sensor, a second position sensor, a first attitude sensor and a second attitude sensor are fixed to the side, close to the integrated controller, of the airbag shell. According to the device, the air bag shell is installed outside a protected object, connection of the power supply is completed, the power supply supplies power to the integrated controller and all components, and external parameters of the object are not affected basically in a normal state; when a protected object is accidentally immersed in a liquid environment to a certain degree, the integrated controller works, and extra buoyancy is provided for the protected object by utilizing an air bag inflation expansion principle, so that the damage to the protected object caused by the external environment is reduced or slowed down, and favorable conditions are created for subsequent search and rescue.

A protective suit to protect a wearer from ballistics and explosives. The protective suit comprises a base garment, an armor plate, and a plurality of shocks coupled to an interior surface of the base garment opposite to the armor plate.

Device for interception of incoming ordnance, comprises a dispersion unit to disperse an explosive cloud in an expected path of the incoming ordnance, a proximity detector to detect proximity of the incoming ordnance in relation to the explosive cloud; and an ignition unit associated with said proximity detector that ignites the explosive cloud to disrupt the incoming ordnance.

Disclosed is a method and system to provide protection for maritime vessels from multiple threat types including shoulder launched rocket propelled threats, ballistic (howitzer), and larger scale missile systems. According to an exemplary embodiment, the protection system is based on the ballistic launch (from the protected vessel) of an explosive charge(s) aimed ˜5 meters away from the vessel and ˜1 meter beneath the waterline followed by detonation to enable the formation of a water wall. Through the formation of a water wall, incident threats can be initiated (piezo fuze) and passivated through dynamic interaction with the water formation. In addition, the upward velocity of the water wall can enable an upwards rotation of the incident threat changing the orientation of the warhead jet formation (for shape charge warheads) above the vessel.

The application relates to the technical field of armor protection, in particular to an anti-explosion assembly based on ceramic and mechanical superstructure materials, which comprises a crushing energy-absorbing layer, the crushing energy-absorbing layer is boron carbide ceramic, which is used for reflecting and refracting the refracted wave of the explosion surface and dissipating the impact energy; a supporting energy-absorbing layer, the supporting energy-absorbing layer absorbs the impact energy after the ceramic is refracted by deforming itself; and a fragment protection layer, the fragment protection layer is an ultrahigh molecular weight polyethylene fiber composite material, which is used for intercepting the ceramic fragments of the crushing energy-absorbing layer and the fragments of the supporting energy-absorbing layer. Through the three-layer synergistic mechanism of the crushing energy-absorbing layer, the supporting energy-absorbing layer and the fragment protection layer, multi-stage attenuation of the explosion shock wave is realized. Meanwhile, after the explosion, the assembly is separated from the vehicle body by crushing and disintegrating, the additional weight of the vehicle body is reduced, and the ability of the vehicle to get rid of the dangerous area after being attacked is improved.

The application discloses a ceramic curved surface composite target plate, which comprises a metal back plate and at least two ceramic curved surface layers stacked in sequence from bottom to top, and each ceramic curved surface layer is composed of a plurality of ceramic arched curved surface units; the outer surface of the ceramic arched curved surface unit is composed of two top surfaces, two 1# side surfaces, two 2# side surfaces and two bottom surfaces; the ceramic arched curved surface units between the same layer and between the adjacent layers are staggered and overlapped, the adjacent 1# side surfaces and 2# side surfaces are tightly attached, the adjacent top surfaces and bottom surfaces are tightly attached, the upper surface of the metal back plate is tightly attached to the lowermost ceramic curved surface layer, and an arched force transmission structure is formed. The application has the characteristics of fully and uniformly conducting force and buffering, improves the impact resistance, is more excellent in impact resistance than a conventional composite plate, is lighter than a traditional metal protective plate, and is low in cost.

A personal ballistic protective device has a ballistic impregnable barrier formed of steel or synthetic ballistic material, an anterior layer positioned on a front side of the ballistic impregnable barrier, the anterior layer comprising a polymeric material configured to absorb and retain bullet fragments upon projectile impact, and a posterior trauma protection layer positioned on a rear side of the ballistic impregnable barrier, the posterior trauma protection layer comprising a molded low-density polymeric foam, wherein the ballistic impregnable barrier includes at least one aperture providing fluid communication between the anterior layer and the posterior trauma protection layer, and wherein impact by a projectile causes airflow through the aperture from the anterior side to the posterior trauma protection layer to reduce trauma to the wearer.

The present invention discloses a multi-level protection electric explosion-proof blanket, comprising a silicone rubber layer, a fireproof and arc-resistant sheet, a Kevlar sheet, and a stainless steel mesh. The silicone rubber layer is flanked by an inner and outer wrapped section, respectively. A wavy raised structure is provided on one side of the inner wrapped section along the length of the silicone rubber layer. The silicone rubber layer is internally sandwiched between the fireproof and arc-resistant sheet and the outer wrapped section. The silicone rubber layer is internally sandwiched between the Kevlar sheet and the stainless steel mesh. The electric explosion-proof blanket has arc extinguishing and excellent explosion resistance, reducing the possibility of explosions at cable intermediate ends and minimizing the hazards associated with explosions. Furthermore, the blanket is inherently flexible and easy to construct and install.