CN212227898U - Large-equivalent flexible composite explosion-proof equipment - Google Patents

Abstract

The utility model discloses a flexible compound explosion-proof equipment of big equivalent, include: the device comprises a base, a bottomless barrel body, a peripheral fence and a top cover, wherein the bottomless barrel body and the peripheral fence are arranged on the base; the bottomless barrel body comprises a barrel body and a barrel cover, wherein the barrel body is sequentially arranged from inside to outside: the inner support, the barrel body inner container, the inner flexible armor layer, the outer support and the outer flexible armor layer are arranged in the annular cavity; the inner support, the bottom edge and the outer support are made of first flexible materials, the outer flexible armor layer, the top edge and the inner flexible armor layer are made of second flexible materials, and the inner container of the barrel body is filled with explosion-proof liquid. This explosion-proof equipment can effectively resist the explosion impact of big equivalent explosive.

Description

Large-equivalent flexible composite explosion-proof equipment

Technical Field

The utility model belongs to the technical field of it is alert with, for military use, public safety, concretely relates to flexible compound explosion-proof equipment of big equivalent.

Background

As the society develops explosive terrorist attacks, the suspicious objects are required to be temporarily stored, transferred or disposed of when the explosive terrorist cases such as explosion, gun attack, terrorist attack, etc. happen. The traditional explosion-proof device generally adopts a steel hard structure, resists shock waves and fragments through self high strength, but has the possibility of over-explosion risk when handling large equivalent (more than or equal to 1kg) of explosives, not only can effectively prevent surrounding personnel and articles from being damaged by fragments and shock waves generated by explosion, but also can deform and scatter under the action of the large equivalent of explosives to cause secondary damage. And in addition, a common explosive can be attached with some destructive fragments such as steel balls, nails and the like, and the fragments can penetrate through or cause the surface of a traditional steel explosion-proof structure to break down and fragment under the high-speed driving of the explosive under the condition of over-explosion, so that the destruction is caused.

Patent document with application number 201721545740.9 discloses a portable explosion-proof tank, including casing, the lid of setting in the casing upper end, the casing comprises explosion-proof layer and glass steel layer from inside to outside, be provided with on the lateral wall in the casing and inhale the energy layer, bottom in the casing with the lower surface of lid all is provided with the wave buffer layer, explosion-proof tank's below is provided with the base, the base below is provided with the gyro wheel of connecting through the supporting leg, still be fixed with protective frame around the casing, protective frame is latticed. The shell in the movable anti-explosion tank only consists of an anti-explosion layer and a glass fiber reinforced plastic layer, and the protective frame is only a common frame structure, has poor anti-explosion performance, cannot resist the explosion impact of large equivalent explosives, and is easy to cause secondary additional damage to generate fragment damage.

Disclosure of Invention

The utility model aims at providing a flexible compound explosion-proof equipment of big equivalent aims at solving the problem that current explosion-proof equipment can not bear the fragment that big equivalent explosive explosion produced and the injury.

In order to achieve the above object, the utility model provides a flexible compound explosion-proof equipment of big equivalent, include: the device comprises a base, a bottomless barrel body, a peripheral fence and a top cover, wherein the bottomless barrel body and the peripheral fence are arranged on the base; the bottomless barrel body comprises a barrel body and a barrel cover, wherein the barrel body is sequentially arranged from inside to outside: the inner support, the barrel body inner container, the inner flexible armor layer, the outer support and the outer flexible armor layer are arranged in the annular cavity; the inner support, the bottom edge and the outer support are made of first flexible materials, the outer flexible armor layer, the top edge and the inner flexible armor layer are made of flexible materials, and the inner container of the barrel body is filled with explosion-proof liquid.

Preferably, the inner support and the bottom edge are integrally formed, and the outer flexible armor layer and the top edge are integrally formed.

Preferably, the first flexible material is a non-metal PC board; the second flexible material is a composite fiber material, and the composite fiber material takes an ultrahigh molecular weight polyethylene fiber material as a core layer and takes aramid woven fabric as a coating layer.

Preferably, the top cover comprises: the top cover comprises a top cover main body, wherein a top cover groove is formed in the middle of the top cover main body, a top cover liner is arranged in the top cover groove, and a top cover leather sleeve is sleeved outside the top cover main body and the top cover liner; the top cover main part adopts polyethylene plastics, the top cover inner bag is filled with explosion-proof liquid.

Preferably, a barrel leather sleeve is sleeved on the surface of the bottomless barrel body.

Preferably, the peripheral rail comprises: the peripheral rail flexible nail layer is arranged on the outer side of the retention ring layer, and the peripheral rail leather sheath is sleeved outside the retention ring layer and the peripheral rail flexible nail layer; the retention ring layer is made of polyethylene materials, and the flexible nail layer of the peripheral rail is made of the second flexible materials.

Preferably, the base includes: the top surface of the base main body is provided with a base flexible nail layer, and the outer surface of the whole body formed by connecting the base main body and the base flexible nail layer is provided with a polyurea coating; the base main body is made of polyethylene plastics, and the flexible nail layer of the base is made of the flexible material.

Preferably, the bottom surface of the base is provided with a strip-shaped groove, and two ends of the strip-shaped groove along the extension direction of the strip-shaped groove are penetrated; the strip-shaped groove is internally provided with a treatment platform which can be drawn out.

Preferably, a net bag is arranged in the bottomless barrel body.

Preferably, the top cover is connected to the bottomless barrel body in an adhering mode, and the peripheral fence is connected to the bottomless barrel body in an adhering mode.

Compared with the prior art, the utility model discloses technical scheme's beneficial effect:

the utility model discloses establish bottomless staving on the base, top at bottomless staving sets up the top cap, set up peripheral fence around the bottom of bottomless staving, bottomless staving and base, the top cap encloses into a confined explosive accommodation space, bottomless staving is by the internal stay, the staving inner bag, interior flexible first layer, external stay constitutes multilayer composite structure with outer flexible first layer, and the internal stay bottom is equipped with the base, outer flexible first layer top is equipped with the topside, internal stay constitutes an annular cavity with the mutual lock of outer flexible first layer, the staving inner bag, interior flexible first layer, external stay is established at this annular chamber internally, whole dynamics bearing capacity is strong, the steadiness is good, can effectively resist the impact that the explosion produced, block broken piece and scatter.

Secondly, the bottomless barrel body, the inner support, the bottom edge and the outer support are made of the first flexible material, a large number of fragments and huge shock waves can be generated when explosives explode, and the first flexible material can effectively and basically protect the fragments and the shock waves; the outer flexible armor layer, the top edge and the inner flexible armor layer are made of flexible materials, the flexible materials are composite fiber materials which take ultra-high molecular weight polyethylene fiber materials as core layers and aramid fiber woven fabrics as coating layers, and the inner flexible armor layer is arranged between the inner support and the outer support and can effectively intercept fragments scattered around during explosion; the inner container of the barrel body is filled with explosion-proof liquid, and the explosion-proof liquid can effectively weaken shock waves generated by explosion to the periphery and reduce the flying speed of fragments flying to the periphery; multilayer flexible material and explosion-proof liquid together can protect the explosive of big equivalent, and the protecting effect is good, and the flame that the explosion produced can be restrained fast to can effectively weaken the produced vibrations of explosion and noise.

Thirdly, the top cover at the top of the bottomless barrel body adopts a structure that the polyethylene plastic is internally provided with the explosion-proof liquid liner, so that the upward shock wave generated by explosion can be further weakened and weakened, and the flying speed of the upward flying fragments can be reduced; peripheral fence outside bottomless staving adopts the flexible first layer of peripheral fence, and peripheral fence flexible material is also made by aramid fiber plain weave cloth and ultrahigh molecular weight polyethylene quadrature cloth, can effectively intercept the fragment that flies apart from bottomless staving bottom to further improve this explosion-proof equipment's protective effect.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

Fig. 1 is a structural diagram of a large equivalent flexible composite explosion-proof device according to an embodiment of the present invention;

FIG. 2 is a cross-sectional structural view of a bottomless barrel body in the large equivalent flexible composite explosion-proof equipment provided in FIG. 1;

FIG. 3 is a cross-sectional structural view of a top cover of the large equivalent flexible composite explosion-proof equipment shown in FIG. 1;

FIG. 4 is a cross-sectional structural view of an outer enclosure in the large equivalent flexible composite explosion-proof equipment set forth in FIG. 1;

FIG. 5 is a block diagram of a base in the large equivalent weight flexible composite explosion proof apparatus set forth in FIG. 1;

FIG. 6 is a block diagram of a disposal platform in the large equivalent flexible composite explosion-proof equipment set forth in FIG. 1;

fig. 7 is a structural diagram of a gantry used for mounting the large equivalent flexible composite explosion-proof equipment provided in fig. 1.

The reference numbers of the utility model explain:

Detailed Description

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

It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

In addition, descriptions in the present application as to "first", "second", and the like are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In addition, the technical solutions between the embodiments of the present invention can be combined with each other, but it is necessary to be able to be realized by a person having ordinary skill in the art as a basis, and when the technical solutions are contradictory or cannot be realized, the combination of such technical solutions should be considered to be absent, and is not within the protection scope of the present invention.

The utility model provides a flexible compound explosion-proof equipment of big equivalent.

Referring to fig. 1 to 7, the large equivalent flexible composite explosion-proof device includes: top cap 1, bottomless staving 2, peripheral fence 3, base 4. The bottomless barrel body 2 is provided with a barrel wall and a barrel bottom, and is communicated up and down. The top cover 1 is covered on the top of the bottomless barrel body 2 and is fixedly connected with the bottomless barrel body 2 to seal the top of the bottomless barrel body 2. The peripheral fence 3 is arranged around the bottom of the bottomless barrel body 2 and is tightly attached to the periphery of the bottomless barrel body 2. The bottomless barrel body 2 and the peripheral fence 3 are arranged on the base 4 together. The bottomless barrel body 2, the top cover 1 and the base 4 enclose a closed accommodating space for accommodating explosives and isolating the explosives.

The bottomless barrel body 2 at least comprises the following layers from inside to outside: the inner support 22, the barrel inner container 23, the inner flexible armor layer 25, the outer support 24 and the outer flexible armor layer 27, the top ends of the innermost inner support 22 and the outermost outer flexible armor layer 27 are connected with a top edge 28, the bottom ends of the inner support 22 and the outer flexible armor layer 27 are connected with a bottom edge 29, the inner support 22, the outer flexible armor layer 27, the top edge 28 and the bottom edge 29 enclose a closed annular cavity, and the annular cavity surrounds the barrel inner container 23, the inner flexible armor layer 25 and the outer support 24.

The inner support 22, the bottom edge 29 and the outer support 24 are made of a first flexible material, the shape of the explosion-proof device can be fixed, a large number of fragments and huge shock waves can be generated when an explosive explodes, and the flexible material can effectively and basically protect the fragments and the shock waves. The outer flexible armor layer 27, the top edge 28 and the inner flexible armor layer 25 are made of flexible materials, the inner flexible armor layer 25 is arranged between the inner support 22 and the outer support 24, the outer flexible armor layer 27 wraps the outer support 24, the two flexible armor layers are made of flexible materials, and the flexible materials can effectively intercept fragments scattered around during explosion. The barrel body inner container 23 is explosion-proof liquid, and shock waves generated by explosion to the periphery can be effectively weakened through the explosion-proof liquid, so that the flying speed of fragments flying to the periphery is reduced.

This explosion-proof equipment is when using, and base 4 plays the bearing effect, and when the explosive explosion, base 4 can weaken the downward impact behind the explosive explosion, reduces the vibrations to ground production, can also be used to collect the explosive product for analysis and research to the explosive. The bottomless barrel body 2 is made of multiple layers of flexible materials, an explosion-proof liquid inner container is filled in the bottomless barrel body, a multi-layer composite barrel body structure is formed, the effects of efficiently absorbing explosion impact energy and effectively intercepting explosion fragments can be achieved, and the situation that explosives damage the surrounding environment from the periphery is prevented. A large amount of fragments generated after the explosive explodes scatter outwards from the bottom of the bottomless barrel body 2, the peripheral fence 3 is arranged around the bottom of the bottomless barrel body 2, and the intercepting effect on the fragments scattered outwards from the bottom of the bottomless barrel body 2 is further enhanced.

Specifically, in the present embodiment, the bottomless barrel body 2 and the peripheral rail 3 are cylindrical, the top cover 1 is a circular plate shape adapted to the top end of the bottomless barrel body 2, and the base 4 is a circular truncated cone shape adapted to the bottom end of the bottomless barrel body 2, so that the explosion-proof device is cylindrical. In other embodiments, the explosion-proof device may be designed into other shapes such as a truncated cone shape and a cube shape, as long as the multilayer composite structure without the bottom barrel body 2 in the explosion-proof device is adopted, so that fragments and impact generated by explosion of explosives can be effectively intercepted and buffered, and the explosion-proof device is not limited herein.

Further, the bottom edge 29 is formed by bending at the bottom end of the inner support 22, the bottom edge 29 and the inner support 22 are integrally formed, the top edge 28 is formed by bending at the top end of the outer flexible nail layer 27, the top edge 28 and the outer flexible nail layer 27 are integrally formed, then the bottom edge 29 is fixedly connected with the bottom end of the outer flexible nail layer 27, and the top edge 28 is fixedly connected with the top end of the inner support 22, thereby forming an annular cavity coaxial with the inner support 22.

The bottom ends of the inner barrel container 23, the inner flexible first layer 25 and the outer support 24 are wrapped by the integrated structure formed by the inner support 22 and the bottom edge 29, the top ends of the inner barrel container 23, the inner flexible first layer 25 and the outer support 24 are wrapped by the integrated structure formed by the outer flexible first layer 27 and the top edge 28, and the inner support 22 and the outer flexible first layer 27 are buckled up and down, so that the stress capacity of the whole structure is strong, and the stability of the whole explosion-proof device is improved. Still make this explosion-proof equipment, be convenient for mutually support the location installation, the split of being convenient for, be convenient for equipment and removal.

The inner container 23 is made of PU material, and then the inner container 23 is sleeved on the inner support 22 and filled with explosion-proof liquid, wherein the explosion-proof liquid is a flame-retardant explosion-proof agent and can absorb and buffer explosion shock waves and flame.

The overall connection relationship of the explosion-proof equipment is as follows: the top cover 1 is attached to the top of the bottomless barrel body 2 in a covering manner, so that the top opening of the bottomless barrel body 2 is closed; the peripheral fence 3 is sleeved on the outer circumference of the bottom of the bottomless barrel body 2 and is connected with the outer circumference of the bottomless barrel body 2 in a circumferential direction in a sticking and connecting mode through AB glue or a magic tape; then the bottomless barrel body 2 provided with the top cover 1 and the peripheral rail 3 is integrally placed at the central position of the base 4.

In this embodiment, the inner support 22 and the bottom edge 29 are integral, and the outer flexible armor layer 27 and the top edge 28 are integral, and form an annular cavity. But not limited thereto, in other embodiments, the structure may be a multi-part structure with more than two parts, as long as the structure can enclose a closed annular cavity, and can accommodate the barrel inner container 23, the inner flexible nail layer 25 and the outer support 24 therein to form a multi-layer composite structure, which is not limited herein.

Further, the first flexible material adopted by the inner support 22 and the outer support 24 is a non-metal material PC board, the flexible material adopted by the inner flexible armor layer 25 and the outer flexible armor layer 27 is a composite fiber material, the composite fiber material takes an ultra-high molecular weight polyethylene fiber material as a core layer, and aramid woven fabric as a coating layer, so that fragments scattered all around can be effectively intercepted.

Further, referring to fig. 3 again, the top cover 1 includes: the top cover comprises a top cover main body 12, a top cover groove is formed in the center of the top cover main body 12, a top cover liner 13 is embedded in the top cover groove, and a top cover leather sleeve 11 is sleeved outside the top cover main body 12 and the top cover liner 13; and the top cover main body 12 is made of polyethylene material, so that the top cover 1 has good load-carrying capacity, the top cover liner 13 is explosion-proof liquid, the explosion-proof liquid is filled into the PU plastic bag and is filled into the top cover groove, the PU plastic bag is sealed by the top cover leather sleeve 11, and the top cover liner 13 is used for weakening upward shock waves and flames generated by explosion and reducing the flying speed of upward flying fragments.

Further, a barrel leather sheath 26 is sleeved on the outer circumferential surface of the bottomless barrel body 2. The barrel body leather sheath 26 plays a role in protecting the bottomless barrel body 2.

Further, referring again to fig. 4, the peripheral column 3 includes: the outer fence leather sheath 33 is sleeved outside the retention ring layer 31 and the outer fence leather sheath 33; the retention ring layer 31 is made of PVC materials and is coated with flexible fibers to form a cylinder structure, the flexible armor layer 32 of the peripheral fence is made of aramid plain woven fabric and ultra-high molecular weight polyethylene orthogonal cloth, and fragments scattered from the bottom of the bottomless barrel body 2 can be effectively intercepted.

Further, please refer to fig. 5 again, the base 4 is a two-layer structure, including the flexible nail layer 41 of the base located on the upper layer and the main base body 42 located on the lower layer, the whole surface of the base 4 is coated with polyurea to form a polyurea coating 43, the polyurea is a super-elastic material, and can be deformed greatly after being acted by external force, and the shape can be recovered after the external force is removed, and the polyurea coating 43 can be arranged to ensure the integrity of the structure after explosion.

In addition, the base main body 42 is made of polyethylene materials, has good load-carrying capacity after being sprayed, can effectively support the whole structure of the explosion-proof equipment, and the flexible first layer 41 of the base is made of aramid plain woven fabric and ultrahigh molecular weight polyethylene orthogonal cloth similarly, and can effectively intercept fragments flying to the bottom.

Further, the bottom surface of base 4 is equipped with bar groove 44, and bar groove 44 link up along its extending direction's both ends, and bar groove 44 supplies the short distance to remove and uses when this explosion-proof equipment. When this explosion-proof equipment of needs short distance transfer, will deal with platform 5 and shift out in base 4, place the locomotive equipment in bar groove 44, leave ground through hydraulic jacking with whole base 4 jack-up, can carry out the short distance with whole explosion-proof equipment and remove.

The interior of the strip-shaped groove 44 is provided with the extractable disposal platform 5, please refer to fig. 6, the disposal platform 5 is in a strip shape matched with the strip-shaped groove 44, the width of the disposal platform 5 is not larger than that of the strip-shaped groove 44, the disposal platform 5 is inserted into the base 4 when not in use, and when the disposal platform 5 is removed, the disposal platform 5 can be used by a person standing for observation, so that the observation of the condition in the barrel is facilitated.

Further, a net bag 21 is arranged in the bottomless barrel body 2, the net bag 21 is arranged in a central hole of the bottomless barrel body 2, the opening edge of the net bag 21 is connected with the inner circumferential surface of the bottomless barrel body 2, and the net bag 21 is used for containing explosives and limiting the height of the explosives.

The use mode of the large equivalent flexible composite explosion-proof equipment is as follows:

(1) selecting a flat hardened ground near a use place, and stably placing the base 4 and the treatment platform 5;

(2) the bottomless barrel body 2 is hung at the central position of the base 4 by using a portal frame 6 shown in FIG. 7;

(3) the peripheral fence 3 is directly sleeved into the bottom of the bottomless barrel body 2 from the upper part of the bottomless barrel body 2, and meanwhile, the peripheral fence 3 is fixed on the outer circumference of the bottom of the base 4 by a magic tape;

(4) the top cover 1 is attached to and fixedly connected with the bottomless barrel body 2;

(5) when short-distance transfer is needed, the disposal platform 5 is moved out of the lower groove of the base 4, the mobile equipment is placed at the position, and the explosion-proof device is lifted to the ground through hydraulic pressure to move in a short distance;

(6) the disposal platform 5 is an observation platform for the explosive disposal personnel to use the explosive disposal rod to hang the explosive into the net bag 21 in the bottomless barrel body 2, the explosive disposal rod is used to hang the explosive into the net bag 21 in the bottomless barrel body 2, the top cover 1 is covered, and the explosive disposal personnel can carry out disposal.

The above only be the preferred embodiment of the utility model discloses a not consequently restriction the utility model discloses a patent range, all are in the utility model discloses a conceive, utilize the equivalent structure transform of what the content was done in the description and the attached drawing, or direct/indirect application all is included in other relevant technical field the utility model discloses a patent protection within range.

Claims (10)

1. A large equivalent flexible composite explosion-proof equipment, comprising: the device comprises a base (4), a bottomless barrel body (2) and a peripheral fence (3) which are arranged on the base (4), and a top cover (1) fixed at the top of the bottomless barrel body (2), wherein the peripheral fence (3) is arranged around the bottom of the bottomless barrel body (2);

the bottomless barrel body (2) comprises a barrel body and a barrel body, wherein the barrel body is sequentially arranged from inside to outside: the inner support (22), the barrel body inner container (23), the inner flexible nail layer (25), the outer support (24) and the outer flexible nail layer (27), wherein the top ends of the inner support (22) and the outer flexible nail layer (27) are connected with a top edge (28), and the bottom ends of the inner support (22) and the outer flexible nail layer (27) are connected with a bottom edge (29), a closed annular cavity is defined by the inner support (22), the outer flexible nail layer (27), the top edge (28) and the bottom edge (29), and the barrel body inner container (23), the inner flexible nail layer (25) and the outer support (24) are arranged in the annular cavity;

the inner support (22), the bottom edge (29) and the outer support (24) are made of first flexible materials, the outer flexible armor layer (27), the top edge (28) and the inner flexible armor layer (25) are made of second flexible materials, and the barrel inner container (23) is filled with explosion-proof liquid.

2. The large equivalent flexible composite explosion-proof equipment according to claim 1, wherein the inner support (22) and the bottom edge (29) are integrally formed, and the outer flexible armor layer (27) and the top edge (28) are integrally formed.

3. The large equivalent flexible composite explosion proof apparatus as defined in claim 1 or 2, wherein said first flexible material is a non-metallic material PC board; the second flexible material is a composite fiber material, and the composite fiber material takes an ultrahigh molecular weight polyethylene fiber material as a core layer and takes aramid woven fabric as a coating layer.

4. The large equivalent flexible composite explosion protection equipment according to claim 3, wherein said top cover (1) comprises: the top cover comprises a top cover main body (12), wherein a top cover groove is formed in the middle of the top cover main body (12), a top cover inner container (13) is arranged in the top cover groove, and a top cover leather sleeve (11) is sleeved outside the top cover main body (12) and the top cover inner container (13); the top cover main body (12) is made of polyethylene materials, and the top cover inner container (13) is filled with explosion-proof liquid.

5. The large equivalent flexible composite explosion-proof equipment according to claim 1, wherein the surface of the bottomless barrel body (2) is sleeved with a barrel body leather sheath (26).

6. A large equivalent flexible composite explosion protection arrangement according to claim 3, wherein said peripheral rail (3) comprises: the outer fence leather sheath is characterized by comprising a retention ring layer (31), a flexible nail layer (32) of the outer fence and a leather sheath (33) of the outer fence, wherein the flexible nail layer (32) of the outer fence is arranged on the outer side of the retention ring layer (31), and the leather sheath (33) of the outer fence is sleeved outside the retention ring layer (31) and the flexible nail layer (32) of the outer fence; the retention ring layer (31) is made of PVC material, and the flexible nail layer (32) of the peripheral fence is made of the second flexible material.

7. The large equivalent flexible composite explosion-proof equipment according to claim 6, wherein said base (4) comprises: the base comprises a base main body (42), wherein a base flexible nail layer (41) is arranged on the top surface of the base main body (42), and a polyurea coating (43) is arranged on the outer surface of the whole body formed by connecting the base main body (42) and the base flexible nail layer (41); the base main body (42) is made of polyethylene materials, and the base flexible armor layer (41) is made of flexible materials.

8. The large-equivalent flexible composite explosion-proof equipment according to claim 7, wherein the bottom surface of the base (4) is provided with a strip-shaped groove (44), and the two ends of the strip-shaped groove (44) in the extending direction are penetrated; a removable disposal platform (5) is arranged in the strip-shaped groove (44).

9. The large equivalent flexible composite explosion-proof equipment according to claim 7 or 8, wherein a net bag (21) is arranged in the bottomless barrel body (2).

10. The large equivalent flexible composite explosion-proof equipment according to claim 1, wherein the top cover (1) is adhesively connected to the bottomless barrel body (2), and the peripheral rail (3) is adhesively connected to the bottomless barrel body (2).

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