CN113865434B - Combined multifunctional tactical riot shield - Google Patents
Combined multifunctional tactical riot shield Download PDFInfo
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- CN113865434B CN113865434B CN202111145366.4A CN202111145366A CN113865434B CN 113865434 B CN113865434 B CN 113865434B CN 202111145366 A CN202111145366 A CN 202111145366A CN 113865434 B CN113865434 B CN 113865434B
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- riot shield
- layer
- riot
- shield
- clamping
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F41—WEAPONS
- F41H—ARMOUR; ARMOURED TURRETS; ARMOURED OR ARMED VEHICLES; MEANS OF ATTACK OR DEFENCE, e.g. CAMOUFLAGE, IN GENERAL
- F41H5/00—Armour; Armour plates
- F41H5/06—Shields
- F41H5/08—Shields for personal use, i.e. hand held shields
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F41—WEAPONS
- F41H—ARMOUR; ARMOURED TURRETS; ARMOURED OR ARMED VEHICLES; MEANS OF ATTACK OR DEFENCE, e.g. CAMOUFLAGE, IN GENERAL
- F41H5/00—Armour; Armour plates
- F41H5/02—Plate construction
- F41H5/04—Plate construction composed of more than one layer
- F41H5/0442—Layered armour containing metal
- F41H5/0457—Metal layers in combination with additional layers made of fibres, fabrics or plastics
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Aiming, Guidance, Guns With A Light Source, Armor, Camouflage, And Targets (AREA)
Abstract
The invention discloses a combined multifunctional tactical riot shield, and relates to the technical field of protective equipment. The tactical riot shield comprises a riot shield body and a fixed grip. The anti-riot shield main body is composed of an inner lining layer, a buffer layer, an outer lining layer and an outer panel in sequence, wherein the outer panel, the buffer layer and the inner lining layer are respectively made of ceramic materials, density gradient foam aluminum and fiber reinforced resin matrix composite materials. The anti-riot shield main body is divided into a detachable anti-riot shield lower layer and an anti-riot shield upper layer. The universal pulley is installed at the bottom of the lower layer of the riot shield through the quick assembly disassembly piece. The protection height of the riot shield can be adjusted by moving the upper layer and the lower layer of the riot shield. The invention utilizes the energy absorption characteristic and the detachability of the light foamed aluminum, not only can realize the protection purpose of conventional tasks, but also can meet the portability requirement of near combat.
Description
Technical Field
The invention belongs to the technical field of protective equipment, and particularly relates to a riot shield, in particular to a combined multifunctional tactical riot shield.
Background
The riot shield is a common defending instrument for modern riot army and police. The riot shield is a protective device for protecting the security manager when the security manager executes the riot task and avoiding injury of people suffering from coolness, and the riot shield in the prior art mainly comprises a shield body, a handle and a shock pad.
The biggest limitation of traditional riot shield lies in unable solution protection area and the balance between the quality, namely the quality of riot shield increases along with the increase of protection area, and the quality of too high can lead to the user unable to develop tactics action according to the actual conditions on scene, and bulky riot shield is difficult to accomodate when not using, also be difficult to adapt to different heights or different purpose's safety manager and use, and many crowds are more in many times, need the many people of safety manager to constitute the riot shield battle array and impel, in order to avoid falling single injury, but current mode generally all makes many people keep the shield close to, the gap between the shield is seen completely and is kept the interval of shield people like this, and extremely easily by the force forcible defense, be unfavorable for safety protection. The traditional composite bulletproof plate is composed of a panel and a back plate, wherein the panel and the back plate are usually formed separately and then are bonded together by an adhesive, the panel is generally made of a high-hardness high-strength ceramic material, the back plate is generally made of a high-performance high-strength fiber reinforced resin matrix composite material, and the panel is required to be supported by the back plate to exert bulletproof performance due to brittleness, so that the back plate is required to provide enough rigid support and absorb bullet impact wave energy efficiently.
The requirements on the riot shield are increasing, and besides the requirement on the riot shield to have high bulletproof and riot resistance, the riot shield must be as light as possible, and meanwhile, the riot shield is convenient to combine with other shields to form a comprehensive protection effect. At present, more conventional bulletproof plates are difficult to meet the requirements of light weight and bulletproof performance, and the performance also greatly limits tactical application of the riot shield in various occasions. Aiming at the problems, a lightweight riot shield with good riot performance and can be used for rapidly converting the shield form and tactical application in unpredictable combat scenes is designed.
Disclosure of Invention
Aiming at the problems, the invention provides a combined multifunctional tactical riot shield, which is characterized by portability and convenient combination by improving the structure and materials of the shield body, is convenient for a user to better adjust the posture of a single shield or adjust the combined forms of a plurality of shields according to the requirements, and has high adjustment speed so as to meet the protection requirements of field use.
The combined multifunctional tactical riot shield comprises a riot shield lower layer and a riot shield upper layer, wherein the riot shield lower layer is connected with the riot shield upper layer in a combined mode; the lower layer of the riot shield and the upper layer of the riot shield are of arc-shaped shield structures, the lower layer of the riot shield is divided into an upper section and a lower section, the upper section protrudes outwards relative to the lower section, a section of horizontal section is arranged between the upper section and the lower section, a sliding rail is arranged on the horizontal section, the upper layer of the riot shield is provided with a sliding groove corresponding to the sliding rail, and the upper layer of the riot shield is connected and fixed on the inner side of the upper section of the lower layer of the riot shield through the sliding rail and can move up and down along the sliding rail; the inner side of the upper layer of the riot shield is flush with the inner side of the lower section of the lower layer of the riot shield, the outer side of the upper layer of the riot shield is in clearance fit with the inner side of the upper section of the lower layer of the riot shield, and the height of the upper layer of the riot shield is greater than or equal to the height of the upper section of the lower layer of the riot shield;
the upper ends of two sides of the lower layer of the riot shield are provided with a reinforcing section which is arranged on the inner side of the upper layer of the riot shield and used for supporting the upper layer of the riot shield in an auxiliary manner;
the anti-riot shield lower floor with the anti-riot shield upper strata is all constituteed by inner liner, buffer layer, outer lining and exterior panel in proper order, the material of exterior panel is ceramic material, the material of buffer layer is density gradient foam aluminium, the material of inner and outer lining is fiber reinforced resin matrix combined material. The material of the buffer layer of the upper layer of the riot shield is gradient foamed aluminum with variable wall thickness, namely the size of the hole is unchanged, the wall thickness is changed, and the material of the buffer layer of the lower layer of the riot shield is gradient foamed aluminum with variable volume fraction, namely the wall thickness is unchanged, and the size of the hole is changed.
Preferably, the position of the upper layer of the riot shield corresponding to the sliding rail is provided with a positioning mechanism, the positioning mechanism comprises a quick adjusting positioning bolt, the quick adjusting positioning bolt passes through and contacts with a threaded hole of the sliding rail, the threaded hole is aligned with the rear side surface of the sliding rail, the rear side surface of the sliding rail is provided with friction-increasing textures, and the front end of the positioning bolt is provided with a friction-increasing friction layer, such as a rubber pad.
Preferably, the upper layer of the riot shield is provided with a reinforcing rib, and a chute is arranged in the reinforcing rib sleeve and is used for being in butt joint with the sliding rail. The positioning mechanism is arranged on the reinforcing rib, at least one spring fixing stop block is further arranged on the reinforcing rib, the spring fixing stop block comprises two clamping block groups, the clamping block groups are two upper and lower symmetrical clamping blocks, and the inner parts of the clamping blocks are connected to the reinforcing rib; the spring fixing stop block is used for fixing the handle;
at least one clamping block is provided with a spring mechanism, so that the clamping block can be close to the other clamping block along the up-down direction of the reinforcing rib in a natural state, and is far away from the other clamping block when an external force is applied; the top ends of the two clamping blocks are provided with opposite extending sections, so that a section of clamping limiting area is formed between the two clamping blocks,
or, at least one clamping block is provided with a spring mechanism, so that the clamping block and the other clamping block are equal in height along the front-back direction of the reinforcing rib in a natural state, sink into the reinforcing rib when being subjected to external force, and are far away from the other clamping block.
Preferably, the reinforcing rib is provided with an upper group of spring fixing stop blocks and a lower group of spring fixing stop blocks, the handle main body is a rectangular plate, the rear side of the rectangular plate is provided with a holding section, two clamping strips matched with the clamping block groups are respectively arranged on the two horizontal sides of the rectangular plate, the tail ends of the clamping strips are also provided with bending discount sections, the two ends of the bending buckling sections are provided with spring buckles, the reinforcing rib is provided with buckling edges matched with the spring buckles, and a bulletproof observation window consisting of bulletproof glass is arranged at the position between the upper layer of the riot shield corresponding to the upper spring fixing stop blocks.
Preferably, the bottom of the lower layer of the riot shield is provided with a bottom pulley installation part, a universal pulley can be installed in the bottom pulley installation part, and the universal pulley is in a quick-dismantling installation mode.
Preferably, the outer side of the lower layer of the riot shield is provided with at least four outer pulley installation positions, and the structure of the outer pulley installation positions is the same as that of the bottom pulley installation positions;
the rear sides of the two reinforcing sections are provided with inner side clamping holes close to the top, the structure of the inner side clamping holes is at least two rectangular blocks perpendicular to the reinforcing sections, and coaxial round holes are arranged in the rectangular blocks; the bottom of the lower layer of the riot shield is provided with bottom clamping holes corresponding to the positions and the sizes of the inner side clamping holes; and corresponding connecting bolts are arranged between the bottom clamping holes and the inner side clamping control.
Preferably, the left side and the right side of the lower layer of the riot shield are respectively provided with a concave joint rotating shaft and a convex joint rotating shaft, the main bodies of the concave joint rotating shaft and the convex joint rotating shaft are of cylindrical structures, the upper end and the lower end of the main bodies are respectively provided with a rotating shaft, the rotating shafts are connected to the lower layer of the riot shield, and the concave joint rotating shaft and the convex joint rotating shaft are ensured to be perpendicular to the upper and lower directions of the lower layer of the riot shield; the concave joint rotating shaft is provided with a mounting groove, the convex joint rotating shaft is provided with a mounting block, the mounting groove corresponds to the mounting block and is buckled and locked, and the concave joint rotating shaft is provided with an unlocking mechanism.
Preferably, the material of the buffer layer on the upper layer of the riot shield is gradient foam aluminum with variable wall thickness, and the material of the buffer layer on the lower layer of the riot shield is gradient foam aluminum plate with variable volume fraction.
Preferably, a plurality of universal pulleys are arranged in the outer pulley installation part of the combined multifunctional tactical riot shield, the universal pulleys are used as the bottom riot shield, the lower end of the combined multifunctional tactical riot shield is placed into the inner clamping hole of the bottom riot shield and is fixedly connected by bolts to be used as the front riot shield.
Preferably, the female joint rotating shaft and the male joint rotating shaft of at least two combined multifunctional tactical riot shields are connected with each other, and a universal pulley is installed at the bottom of each combined multifunctional tactical riot shield;
when more than three combined multifunctional tactical riot shields are used, the concave joint rotating shafts and the convex joint rotating shafts of all combined multifunctional tactical riot shields can be connected end to form a side closed structure.
Through the technical scheme, the tactical riot shield with the gradient distribution foam aluminum plate as the shield main body has the following beneficial effects:
the shield body is composed of the ceramic material layer, the fiber reinforced resin matrix composite material layer and the foam aluminum layer which are distributed in a gradient mode, so that the anti-elasticity performance of the shield can be guaranteed, the overall quality of the shield can be greatly reduced, and the performance requirements of bulletproof, explosion-proof and light weight are met.
Through the structure of adjusting single shield, make it can realize the change of certain within range height, and conveniently adjust the handle position of shield according to the needs of difference to adapt to the demand of different heights or different protection covers, and the process of adjusting the height is convenient succinct.
The single shields are provided with the devices which are connected with each other, so that the shields can form a corner structure which is vertically connected, universal pulleys can be arranged at the bottom of the lower layer of the riot shield through the quick assembly disassembly parts, the bottom is convenient to be used as a sliding plate, and a plurality of shields can be connected left and right or surrounded together. The height of the riot shield can be adjusted by moving the upper layer of the riot shield and the lower layer of the riot shield, and when guard personnel are required to protect and flexibility is required, the upper layer of the riot shield and the lower layer of the riot shield can be separated, the lower layer of the riot shield is abandoned, and the upper layer of the riot shield is assembled by the handle to perform a nearby combat task. The two groups of shields can also be combined into a scooter shape through the cooperation of the clamping seat and the clamping seat hole by the bolt connection. Can meet the tactical action requirements of various occasions.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a rear perspective view of a conventional form of the present invention;
FIG. 2 is a schematic perspective view of the invention after height adjustment;
FIG. 3 is a view showing the upper layer of the riot shield and the lower layer of the riot shield according to the present invention;
FIG. 4 is a schematic view of the grip in the lower spring-fixed stop position of the portable equipment of the present invention;
FIG. 5 is a schematic view of the handle in the position of the upper spring fixed stop when the portable device of the present invention is in use;
FIG. 6 is an enlarged schematic view of the structure of the male connector shaft of the present invention;
FIG. 7 is a detailed schematic view of the grip and spring retainer stop of the present invention;
FIG. 8 is a schematic view showing the outside perspective of the conventional form of the present invention;
FIG. 9 is a schematic view of the present invention after installation of the universal pulley;
FIG. 10 is a detailed schematic view of the universal pulley of the present invention;
FIG. 11 is a schematic view of two sets of shields according to the present invention after connection;
FIG. 12 is a schematic view of the four sets of shields of the present invention after connection;
FIG. 13 is a rear-outside schematic view of four sets of shields according to the present invention;
FIG. 14 is a schematic view of four sets of shield rings of the present invention assembled;
FIG. 15 is a schematic view I of a scooter composed of two shield sets according to the present invention;
FIG. 16 is a schematic diagram II of a scooter composed of two shield sets according to the present invention;
FIG. 17 is a schematic illustration of the connection of the reinforcing rib areas to the buckle sections;
FIG. 18 is a schematic view of the internal structure of an upper spring retainer block of an embodiment;
FIG. 19 is a schematic view showing the internal structure of an upper spring retainer block according to another embodiment;
FIG. 21 is a schematic view of the internal molecular structure of a gradient foam aluminum plate with varying wall thickness;
FIG. 22 is a schematic representation of the internal molecular structure of a gradient foam aluminum plate with variant integral numbers.
In the figure:
the anti-explosion shield comprises an upper anti-explosion shield layer, a 101 reinforcing rib, a 2 handle, a 201 bending buckle section, a 202 spring buckle, a 3 concave joint rotating shaft, a 4 anti-explosion shield lower layer, a 5 anti-bullet observation window, a 6 upper spring fixing stop block, a 61 stop block I, a 62 stop block II, a 63 transverse baffle groove, a 64 vertical baffle groove, a 65 stop block spring, a 66 convex edge, a 7 quick adjustment positioning bolt, a 8 lower spring fixing stop block, a 9 convex joint rotating shaft, a 10 universal pulley, a 11 bottom clamping hole, a 12 inner side clamping hole, a 13 outer side pulley mounting position, a 14 bottom pulley mounting position, a 15 shield convex part, a 41 sliding rail and a 42 reinforcing section.
Description of the embodiments
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
In the description of the present invention, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or are directions or positional relationships conventionally put in use of the inventive product, are merely for convenience of describing the present invention and simplifying the description, and are not indicative or implying that the apparatus or element to be referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal," "vertical," and the like do not denote a requirement that the component be absolutely horizontal or overhang, but rather may be slightly inclined. As "horizontal" merely means that its direction is more horizontal than "vertical", and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present invention, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
As shown in fig. 1-22, a combined multifunctional tactical riot shield comprises a riot shield lower layer 4 and a riot shield upper layer 1, wherein the riot shield lower layer 4 is connected with the riot shield upper layer 1 in a combined mode; the lower layer 4 of the riot shield and the upper layer 1 of the riot shield are of arc shield structures, and arc concave surfaces are used as inner sides and arc convex surfaces are used as outer sides. The lower riot shield layer 4 is divided into an upper section and a lower section, the upper section protrudes outwards relative to the lower section, preferably, the height of the upper section is smaller than that of the lower section, a horizontal section is arranged between the upper section and the lower section, a sliding rail 41 is arranged on the horizontal section, the upper riot shield layer 1 is provided with a sliding groove corresponding to the sliding rail 41, and the upper riot shield layer 1 is connected and fixed on the inner side of the upper section of the lower riot shield layer 4 through the sliding rail 41 and can move up and down along the sliding rail 41; the inner side of the upper riot shield layer 1 is flush with the inner side of the lower section of the lower riot shield layer 4, the outer side of the upper riot shield layer 1 is in clearance fit with the inner side of the upper section of the lower riot shield layer 4, and the height of the upper riot shield layer 1 is greater than or equal to the height of the upper section of the lower riot shield layer 4;
the upper ends of two sides of the lower riot shield layer 4 are provided with a reinforcing section 42, and the reinforcing section 42 is arranged on the inner side of the upper riot shield layer 1 and used for supporting the upper riot shield layer 1 in an auxiliary mode.
The anti-riot shield upper layer 1 is equipped with positioning mechanism in the position that corresponds slide rail 41, positioning mechanism includes quick adjustment positioning bolt 7, and lets quick adjustment positioning bolt 7 pass and contact slide rail 41's screw hole, this screw hole aim at slide rail 41's trailing flank, and be equipped with the texture of increase friction at slide rail 41's trailing flank, positioning bolt 7's front end is equipped with the friction layer of increase friction, like rubber pad etc.. The quick adjustment positioning bolt 7 is a hand tightening bolt, so that the quick assembly and disassembly by hands are convenient.
The upper layer 1 of the riot shield is provided with a reinforcing rib 101, and a chute is sleeved in the reinforcing rib 101 and is used for being in butt joint with the sliding rail 41; the reinforced rib 101 is provided with an upper spring fixing stop block and a lower spring fixing stop block which are used as an upper spring fixing stop block 6 and a lower spring fixing stop block 8, the spring fixing stop block is used for fixing the grip 2, the grip 2 is a rectangular plate, a holding section is arranged on the rear side of the rectangular plate, clamping strips of two matched clamping block groups are respectively arranged on the two horizontal sides of the rectangular plate, a bending discount section 201 is further arranged at the tail end of each clamping strip under the condition of a certain embodiment, spring buckles 202 are arranged at the two ends of each bending buckling section 201, buckling edges matched with the spring buckles 202 are arranged on the reinforced rib 101, and a bulletproof observation window 5 consisting of bulletproof glass is arranged at the position between the upper layer 1 of the riot shield corresponding to the upper spring fixing stop block 6.
Wherein, at least one clamping block is provided with a spring mechanism, preferably both are provided with spring mechanisms, and can be close to the other clamping block along the up-down direction of the reinforcing rib 101 in a natural state, as shown in fig. 19, and is far away from the other clamping block when being subjected to external force; the top ends of the two clamping blocks are provided with opposite extending sections, so that a section of clamping limiting area is formed between the two clamping blocks. Specifically, the above spring fixing block 6 is exemplified by the block one 61, the block two 62, the rail groove 63 and the block spring 65, the block spring 65 is transversely connected to the end of the rail groove 63, the other end is connected to the block one 61 and the block two 62, when the fixing grip 2 needs to be adjusted, the clamping strip of the fixing grip 2 can be moved to the position above the block one 61 or the position below the block two 62, the fixing grip 2 is fixed to the fastening edge 1011 of the reinforcing rib 101 through the bending discount section 201, and then the fixing grip 2 pushes the inclined surface of the block one 61 or the block two 62 through downward or upward movement, and after that, the block one 61 or the block two 62 can rebound to clamp the fixing grip 2.
In another embodiment, at least one of the clamping blocks is provided with a spring mechanism, preferably both of the clamping blocks are provided with spring mechanisms, so that the clamping blocks and the other clamping block can be equal in height along the front-rear direction of the reinforcing rib 101 in a natural state, and sink into the reinforcing rib 101 and are far away from the other clamping block when external force is applied as shown in fig. 18. Specifically, the above spring fixing block 6 is exemplified by the first block 61, the second block 62, the vertical block groove 64 and the block spring 65, the block spring 65 is transversely connected to the end of the transverse block groove 63, the other end of the block spring 65 is connected to the first block 61 and the second block 62, when the fixing grip 2 needs to be adjusted, the clamping strip of the fixing grip 2 can be moved between the first block 61 and the second block 62, the first block 61 and/or the second block 62 is shifted to enable the clamping strip to be put in, then the fixing grip 2 is fixed on the fastening edge 1011 of the reinforcing rib 101 through the curved discount section 201, and then the first block 61 and/or the second block 62 is released to clamp and fix the clamping strip.
In the two schemes, the buckling section 201 is not required, and clamping is realized by simply relying on straight clamping strips, and in the two schemes, a convex edge 66 can be arranged at the tail ends of the opposite sides of the first stop block 61 and the second stop block 62 to assist in fixing the clamping strips.
Further, the bottom of the riot shield lower layer 4 is provided with a bottom pulley installation part 14, the universal pulley 10 can be installed in the bottom pulley installation part, and the universal pulley 10 is in a quick-dismantling installation mode, for example, a magnetic substance is arranged at the butt joint part of the universal pulley, and the magnetic substance can be directly adsorbed with the bottom pulley installation part 14 or is in interference fit and fixed by friction force. The outer side of the riot shield lower layer 4 is provided with at least four outer side pulley installation positions 13, the structure of the at least four outer side pulley installation positions is the same as that of the bottom pulley installation position 14, and the universal pulley 10 can be directly placed at the outer side pulley installation positions 13 or the universal pulley 10 can be singly accommodated when the universal pulley 10 is not used; the rear sides of the two reinforcing sections 42 are provided with inner clamping holes 12 near the top, the structure of the inner clamping holes is at least two rectangular blocks perpendicular to the reinforcing sections 42, the rectangular blocks are parallel, and coaxial round holes are arranged in the rectangular blocks; a bottom clamping hole 11 corresponding to the position and the size of the inner clamping hole 12 is arranged at the bottom of the anti-riot shield lower layer 4; and corresponding connecting bolts are arranged between the bottom clamping holes 11 and the inner side clamping holes 12.
The left side and the right side of the lower riot shield layer 4 are respectively provided with a concave joint rotating shaft 3 and a convex joint rotating shaft 9, the main bodies of the concave joint rotating shaft 3 and the convex joint rotating shaft 9 are of cylindrical structures, the upper end and the lower end of the main bodies are respectively provided with a rotating shaft, the rotating shafts are connected to the lower riot shield layer 4, and the concave joint rotating shaft 3 and the convex joint rotating shaft 9 are ensured to be perpendicular to the upper and lower directions of the lower riot shield layer 4; the concave joint rotating shaft 3 is provided with a mounting groove, the convex joint rotating shaft 9 is provided with a mounting block, the mounting groove corresponds to the mounting block and is buckled and locked, and the concave joint rotating shaft 3 is provided with an unlocking mechanism. For example, as shown in fig. 20, a widened section 91 may be disposed at the front end of the mounting block of the male joint rotating shaft 9, and a spring block 31 is disposed in the mounting groove of the female joint rotating shaft 3, when the widened section enters the area of the spring block 31, the spring block 31 automatically locks the widened section 91 and limits the movement of the mounting block, so as to realize locking, and the locking state can be released only by manually stirring the spring block 31.
Further, in terms of materials, the lower riot shield layer 4 and the upper riot shield layer 1 are sequentially composed of an inner lining layer, a buffer layer, an outer lining layer and an outer surface plate, the outer surface plate is made of ceramic materials, the buffer layer is made of density gradient foamed aluminum, and the inner lining layer and the outer lining layer are made of fiber reinforced resin matrix composite materials. The outer surface plate forming the anti-riot shield main body is made of ceramic materials, the thickness of the outer surface plate is 6-11 mm, the buffer layer forming the anti-riot shield main body is a gradient density foam aluminum layer, the thickness of the foam aluminum layer is 10-20 mm, the density of the foam aluminum layer is gradually increased along the incident direction of an elastomer, the inner lining layer and the outer lining layer forming the anti-riot shield main body are made of fiber reinforced resin matrix composite materials, the thickness of the inner lining layer and the outer lining layer is 3-6 mm, and the inner lining layer and the outer lining layer are bonded together through an adhesive. The material of the buffer layer of the upper layer 1 of the riot shield is gradient foamed aluminum with variable wall thickness, namely the size of the hole is unchanged, the wall thickness is changed, and the material of the buffer layer of the lower layer 4 of the riot shield is gradient foamed aluminum with variable volume fraction, namely the wall thickness is unchanged, and the size of the hole is changed. The foam aluminum layer is in gradient distribution, the density of the foam aluminum layer is gradually increased along the direction from the outer side to the inner side of the shield, the impact action time of the foam aluminum layer with the structure is longer than that of the uniform foam aluminum layer, namely the gradient foam aluminum layer with the structure is smaller in stress in unit time under the condition of absorbing the same capacity, and the energy absorption effect is good. As shown in fig. 20, the lower explosion-proof shield layer 4 adopts a gradient foamed aluminum plate with variable volume fraction, the impact force received by the protection end is smaller, as shown in fig. 21, the upper explosion-proof shield layer 1 adopts a gradient foamed aluminum plate with variable wall thickness, so that the volume can be saved, and the upper explosion-proof shield layer 1 can be installed and placed better.
Examples
According to the combined type multifunctional tactical riot shield, when a critical situation needs to be pursued and the whole shield is inconvenient to carry, an operator can quickly adjust the positioning bolt 7 to separate the upper explosion-proof shield layer 1 from the lower explosion-proof shield layer 4, the handle 2 is movably fixed on the upper spring fixing stop block 6 of the upper explosion-proof shield layer 1 to adjust the integral gravity center, and meanwhile, the handle 2 shields the bulletproof observation window 5, as shown in fig. 4 and 5, the riot operator can take the upper explosion-proof shield layer 1 as a brand new light protection shield with good energy absorption effect to perform tasks so as to improve flexibility and agility of the operator and facilitate pursuit, withdrawal or fight.
Examples
The sliding riot shield assembly with the bottom protection adopts the combined multifunctional tactical riot shield, a plurality of universal pulleys 10 are arranged in an outer pulley installation part 13 of the combined multifunctional tactical riot shield, the universal pulleys 10 are used as the bottom riot shield, the lower end of the combined multifunctional tactical riot shield is placed into an inner clamping hole 12 of the bottom riot shield and is fixedly connected by bolts to be used as a front riot shield; the mode is suitable for transporting wounded persons or important materials and the like, and prevents attack in the transportation process.
Examples
In some cases, if there is concern about the dangers thrown from the upper part, the universal pulley 10 of the pulley mounting part 13 on the outer side of the bottom riot shield can be directly removed, and the universal pulley 10 is arranged at the pulley mounting part 14 which is originally used as the bottom riot shield, and is used as the front riot shield, so that the movement is realized, and the original front riot shield is used as the top riot shield, so that the danger of the upper part is prevented, and at least one person needs to hold the top riot shield to ensure stability.
Examples
The variable combined sliding riot shield assembly adopts the combined multifunctional tactical riot shield, the concave joint rotating shaft 3 and the convex joint rotating shaft 9 of at least two combined multifunctional tactical riot shields are connected with each other, and the universal pulley 10 is arranged at the bottom of each combined multifunctional tactical riot shield; as shown in fig. 11-13; the connecting mode is fast in speed and high in efficiency, can be connected according to tactical action requirements in a short time, and continuously moves integrally, and because people are not required to lift the shield in movement, physical consumption and handheld difficulty of riot personnel can be greatly reduced, and other tactical actions can be conveniently realized by two hands.
When more than three combined multifunctional tactical riot shields are used, for example, four combined multifunctional tactical riot shields are shown in fig. 14, the concave joint rotating shafts 3 and the convex joint rotating shafts 9 of all combined multifunctional tactical riot shields can be connected end to form a ring array, so that the inside crowd is protected, a side closed structure is formed, and when a large number of violent parts are encountered to attack the impact, the side protection can be realized, so that the situation that a traditional shield holding mode is easily broken by a person from a gap on the side is avoided.
The foregoing has shown and described the basic principles and main features of the present invention and the advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (4)
1. The combined multifunctional tactical riot shield is characterized by comprising a riot shield lower layer (4) and a riot shield upper layer (1), wherein the riot shield lower layer (4) is connected with the riot shield upper layer (1) in a combined mode; the anti-riot shield lower layer (4) and the anti-riot shield upper layer (1) are of arc shield structures, the anti-riot shield lower layer (4) is divided into an upper section and a lower section, the upper section protrudes outwards relative to the lower section, a section of horizontal section is arranged between the upper section and the lower section, a sliding rail (41) is arranged on the horizontal section, the anti-riot shield upper layer (1) is provided with a sliding groove corresponding to the sliding rail (41), and the anti-riot shield upper layer (1) is connected and fixed on the inner side of the upper section of the anti-riot shield lower layer (4) through the sliding rail (41) and can move up and down along the sliding rail (41); the inner side of the upper riot shield layer (1) is flush with the inner side of the lower section of the lower riot shield layer (4), the outer side of the upper riot shield layer (1) is in clearance fit with the inner side of the upper section of the lower riot shield layer (4), and the height of the upper riot shield layer (1) is greater than or equal to the height of the upper section of the lower riot shield layer (4);
a section of reinforcing section (42) is arranged at the upper ends of two sides of the lower riot shield layer (4), and the reinforcing section (42) is arranged at the inner side of the upper riot shield layer (1) and used for supporting the upper riot shield layer (1) in an auxiliary manner;
the anti-riot shield lower layer (4) and the anti-riot shield upper layer (1) are sequentially composed of an inner lining layer, a buffer layer, an outer lining layer and an outer surface plate, wherein the outer surface plate is made of ceramic materials, the buffer layer is made of density gradient foam aluminum, and the inner lining layer and the outer lining layer are made of fiber reinforced resin matrix composite materials; the material of the buffer layer of the upper layer (1) of the riot shield is gradient foamed aluminum with variable wall thickness, namely the size of the hole is unchanged, the wall thickness is changed, and the material of the buffer layer of the lower layer (4) of the riot shield is gradient foamed aluminum plate with variable volume fraction, namely the wall thickness is unchanged, and the size of the hole is changed;
the anti-riot shield upper layer (1) is provided with a positioning mechanism at a position corresponding to the sliding rail (41), the positioning mechanism comprises a quick adjustment positioning bolt (7) and a threaded hole which enables the quick adjustment positioning bolt (7) to pass through and contact the sliding rail (41), the threaded hole is aligned with the rear side surface of the sliding rail (41), the rear side surface of the sliding rail (41) is provided with friction-increasing textures, and the front end of the quick adjustment positioning bolt (7) is provided with a friction-increasing friction layer;
a reinforcing rib (101) is arranged on the upper layer (1) of the riot shield, and a chute is arranged in the sleeve of the reinforcing rib (101) and is used for being in butt joint with the sliding rail (41); the positioning mechanism is arranged on the reinforcing rib (101), an upper group of spring fixing stop blocks and a lower group of spring fixing stop blocks are arranged on the reinforcing rib (101) and serve as an upper spring fixing stop block (6) and a lower spring fixing stop block (8), each group of spring fixing stop blocks comprises two sets of clamping block groups, each clamping block group is an upper clamping block and a lower clamping block which are symmetrical, and the inner parts of the clamping blocks are connected to the reinforcing rib (101); the spring fixing stop block is used for fixing the grip (2);
at least one clamping block is provided with a spring mechanism, so that the clamping block can be close to the other clamping block along the up-down direction of the reinforcing rib (101) in a natural state, and is far away from the other clamping block when an external force is applied; the top ends of the two clamping blocks are provided with opposite extending sections, so that a section of clamping limiting area is formed between the two clamping blocks,
or, at least one clamping block is provided with a spring mechanism, so that the clamping block and the other clamping block are equal in height along the front-back direction of the reinforcing rib (101) in a natural state, sink into the reinforcing rib (101) when an external force is applied, and are far away from the other clamping block;
the main body of the handle (2) is a rectangular plate, a holding section is arranged at the rear side of the rectangular plate, two clamping strips matched with clamping block groups are respectively arranged at the two horizontal sides of the rectangular plate, and a bulletproof observation window (5) formed by bulletproof glass is arranged at the position between the upper layer (1) of the riot shield and the upper spring fixing stop block (6);
the bottom of the anti-riot shield lower layer (4) is provided with a bottom pulley installation part (14), a universal pulley (10) can be installed in the bottom pulley installation part, and the universal pulley (10) is in a quick-dismantling installation mode;
at least four outer pulley installation positions (13) are arranged on the outer side of the anti-riot shield lower layer (4), and the structure of the anti-riot shield lower layer is the same as that of the bottom pulley installation positions (14);
the rear sides of the two reinforcing sections (42) are provided with inner side clamping holes (12) close to the top, the structure of the inner side clamping holes is at least two rectangular blocks perpendicular to the reinforcing sections (42), and coaxial round holes are arranged in the rectangular blocks; a bottom clamping hole (11) corresponding to the position and the size of the inner clamping hole (12) is arranged at the bottom of the anti-riot shield lower layer (4); and corresponding connecting bolts are arranged between the bottom clamping holes (11) and the inner side clamping holes (12).
2. The combined type multifunctional tactical riot shield according to claim 1, wherein the left side and the right side of the riot shield lower layer (4) are respectively provided with a concave joint rotating shaft (3) and a convex joint rotating shaft (9), the main bodies of the concave joint rotating shaft (3) and the convex joint rotating shaft (9) are of cylindrical structures, the upper end and the lower end of the main bodies are respectively provided with a rotating shaft, the rotating shafts are connected to the riot shield lower layer (4), and the concave joint rotating shaft (3) and the convex joint rotating shaft (9) are ensured to be perpendicular to the upper direction and the lower direction of the riot shield lower layer (4); the concave joint rotating shaft (3) is provided with a mounting groove, the convex joint rotating shaft (9) is provided with a mounting block, the mounting groove corresponds to the mounting block and is locked in a buckled mode, and the concave joint rotating shaft (3) is provided with an unlocking mechanism.
3. A combination of a sliding riot shield with bottom protection, using a combined multifunctional tactical riot shield according to claim 2, characterized in that a plurality of universal pulleys (10) are installed in the outer pulley installation place (13) of a combined multifunctional tactical riot shield as a bottom riot shield; the lower end of a combined multifunctional tactical riot shield is placed into the inner side clamping hole (12) of the bottom riot shield and is fixedly connected by bolts to serve as the front riot shield.
4. A variable combination sliding riot shield assembly employing a combination multifunctional tactical riot shield according to claim 2, characterized in that the female joint rotation shaft (3) and the male joint rotation shaft (9) of at least two combination multifunctional tactical riot shields are connected to each other, and a universal pulley (10) is mounted at the bottom of each combination multifunctional tactical riot shield;
when more than three combined multifunctional tactical riot shields are used, the concave joint rotating shafts (3) and the convex joint rotating shafts (9) of all the combined multifunctional tactical riot shields can be connected end to form a side closed structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111145366.4A CN113865434B (en) | 2021-09-28 | 2021-09-28 | Combined multifunctional tactical riot shield |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111145366.4A CN113865434B (en) | 2021-09-28 | 2021-09-28 | Combined multifunctional tactical riot shield |
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| Publication Number | Publication Date |
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| CN113865434A CN113865434A (en) | 2021-12-31 |
| CN113865434B true CN113865434B (en) | 2023-07-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111145366.4A Active CN113865434B (en) | 2021-09-28 | 2021-09-28 | Combined multifunctional tactical riot shield |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207907759U (en) * | 2018-02-05 | 2018-09-25 | 刘勇 | A kind of multifunction antiriot shield |
| CN212109744U (en) * | 2020-04-27 | 2020-12-08 | 北京普凡防护科技有限公司 | Multifunctional bulletproof shield |
| CN212538966U (en) * | 2020-07-14 | 2021-02-12 | 陕西龙威安全技术装备有限公司 | Riot shield |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU2015284815A1 (en) * | 2014-07-02 | 2017-02-23 | Ali Riza Eroglu | Comprehensive, mobile protection shield which can convert into protection cabin |
| CN205909743U (en) * | 2016-07-27 | 2017-01-25 | 王春雨 | Multi -functional anti -riot shield of blocking |
| CN106643302B (en) * | 2016-10-31 | 2017-11-07 | 黄翠琳 | A kind of riot shield |
| CN208936874U (en) * | 2018-09-18 | 2019-06-04 | 陕西省法学会 | A kind of novel police instrument |
| CN210180282U (en) * | 2019-05-31 | 2020-03-24 | 浙江立泰复合材料股份有限公司 | Strong-constraint boron carbide ceramic composite armor |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207907759U (en) * | 2018-02-05 | 2018-09-25 | 刘勇 | A kind of multifunction antiriot shield |
| CN212109744U (en) * | 2020-04-27 | 2020-12-08 | 北京普凡防护科技有限公司 | Multifunctional bulletproof shield |
| CN212538966U (en) * | 2020-07-14 | 2021-02-12 | 陕西龙威安全技术装备有限公司 | Riot shield |
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| CN113865434A (en) | 2021-12-31 |
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