CN111947533B - Early-warning fireproof explosion-proof blanket and processing technology thereof - Google Patents
Early-warning fireproof explosion-proof blanket and processing technology thereof Download PDFInfo
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- CN111947533B CN111947533B CN202010835204.2A CN202010835204A CN111947533B CN 111947533 B CN111947533 B CN 111947533B CN 202010835204 A CN202010835204 A CN 202010835204A CN 111947533 B CN111947533 B CN 111947533B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42D—BLASTING
- F42D5/00—Safety arrangements
- F42D5/04—Rendering explosive charges harmless, e.g. destroying ammunition; Rendering detonation of explosive charges harmless
- F42D5/045—Detonation-wave absorbing or damping means
- F42D5/05—Blasting mats
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Abstract
The invention discloses an early warning fireproof and explosion-proof blanket and a processing technology thereof, and particularly relates to the field of processing of the early warning fireproof and explosion-proof blanket, wherein the early warning fireproof and explosion-proof blanket comprises a fence and an explosion-proof blanket, the explosion-proof blanket is movably arranged above the fence, a connecting plate is fixedly arranged inside the fence, a fixed edge is fixedly arranged on the periphery of the explosion-proof blanket, and a filling groove is arranged between the outer side of the connecting plate and the inner wall of the fence; the bottom of the fence is fixedly provided with a reinforcing ring, the inner wall of the reinforcing ring is fixedly provided with a mounting seat, and the mounting seat is arranged in a plurality of groups in a surrounding manner; the anti-explosion blanket comprises a base layer, a shaping layer and an anti-skid layer, wherein the shaping layer and the anti-skid layer are respectively arranged at the top and the bottom of the base layer. The explosion-proof blanket can be unfolded completely and quickly by only 1-2 persons under the support of the shaping framework, secondary dispersion of fragments is effectively prevented, the fragments are convenient to collect and clean subsequently, the fragments can be left in the explosion-proof blanket, and the fragments generated by an explosion source can be better reserved so as to analyze the components of the explosion source subsequently.
Description
Technical Field
The invention relates to the field of processing of early-warning fireproof and explosion-proof blankets, in particular to an early-warning fireproof and explosion-proof blanket and a processing technology thereof.
Background
The complete explosion-proof blanket comprises an explosion-proof fence, has the characteristics of light weight, convenient carrying, simple operation, excellent explosion resistance and the like, is used for isolating and protecting explosives, and is required to be used as equipment for explosion prevention, such as valuable instruments, historical relic archives, special public places, civil aviation, railways, ports, customs and the like.
The existing early-warning fireproof explosion-proof blanket is free of framework support, a plurality of people are required to unfold the explosion-proof blanket, fragments are scattered for the second time when being impacted to jack the explosion-proof blanket, the fragments are inconvenient to collect and clean subsequently, the fragments generated by an explosion source cannot be kept in the explosion-proof blanket, and the subsequent analysis of the components of the explosion source is inconvenient.
Disclosure of Invention
In order to overcome the above defects in the prior art, the embodiment of the invention provides an early warning fireproof explosion-proof blanket and a processing technology thereof, and the invention aims to solve the technical problems that: how to retain the debris generated by the source of the explosion inside the explosion proof blanket.
In order to achieve the purpose, the invention provides the following technical scheme: an early-warning fireproof explosion-proof blanket and a processing technology thereof comprise a fence and an explosion-proof blanket, wherein the explosion-proof blanket is movably arranged above the fence, a connecting plate is fixedly arranged inside the fence, a fixed edge is fixedly arranged on the periphery of the explosion-proof blanket, and a filling groove is arranged between the outer side of the connecting plate and the inner wall of the fence;
the bottom of the fence is fixedly provided with a reinforcing ring, the inner wall of the reinforcing ring is fixedly provided with a mounting seat, and the mounting seat is arranged in a plurality of groups in a surrounding manner;
the anti-explosion blanket comprises a base layer, a shaping layer and an anti-skid layer, wherein the shaping layer and the anti-skid layer are respectively arranged at the top and the bottom of the base layer, a shaping framework penetrates through the inside of the shaping layer, and a protrusion is fixedly arranged at the bottom of the anti-skid layer;
an elastic strip is fixedly arranged on one side of the top end of the connecting plate, a connecting column is fixedly arranged on the upper surface of the elastic strip, the bottom of the connecting plate is rotatably connected with the mounting seat through a rotating shaft, and a plurality of groups of connecting plates are arranged corresponding to the mounting seat;
the fixed limit includes solid layer and articulamentum, and the articulamentum is fixed to be located solid layer one side, fixed connection between articulamentum and the explosion-proof blanket, the inboard fixed connecting block that is equipped with of solid layer, the fixed connecting strip that is equipped with between connecting block and the spliced pole.
During the use, take out explosion-proof blanket from the rail is inside, the rail covers the explosion source in inside, the top of multiunit connecting plate is close to, multiunit connecting plate is big end down's round platform form setting, it covers at the rail top to expand explosion-proof blanket, under the support of design skeleton, only need 1-2 people can be quick expand explosion-proof blanket completely, the explosion source takes place the explosion after, horizontal impact force makes the connecting plate extrusion fill inslot portion buffering sponge and get back to vertical state, vertical impact force will explode explosion-proof blanket jack-up and break away from the rail, under the pulling of connecting strip, explosion-proof blanket and rail do not thoroughly separate, effectively prevent the piece secondary dispersion, convenient follow-up collection clearance piece, the multiplicable friction with the piece of protrusion, can keep the piece inside explosion-proof blanket, remain the piece that the explosion source produced better, so that follow-up analysis explosion source composition.
In a preferred embodiment, the explosion-proof blanket is provided with a leakage port at the center, and the diameter of the leakage port is smaller than the distance diameter between the multiple groups of connecting plates.
In a preferred embodiment, the base layer, the anti-skid layer and the elastic strips are all made of high-strength bulletproof fiber materials, and the base layer and the anti-skid layer are integrally arranged.
In a preferred embodiment, the sizing layer is made of a polyurethane rubber material, and the sizing layer is in adhesive connection with the base layer.
In a preferred embodiment, the shaped skeleton is composed of a plurality of groups of carbon fiber rods which are annularly distributed, and the carbon fiber rods are synthesized by high-strength high-modulus fibers with carbon content of more than 80%.
In a preferred embodiment, one end of the elastic strip, which is far away from the connecting plate, is fixedly connected with the top of the fence, the connecting column is in an I-shaped arrangement, and two ends of the connecting column are respectively located on the inner side and the outer side of the elastic strip.
In a preferred embodiment, the connecting strip is made of an alloy material, and the connecting strip is arranged in a soft wire shape.
In a preferred embodiment, the filling groove is filled with a sponge pad, and the sponge pad is arranged in a right-angled trapezoid shape.
The invention also provides a processing technology of the early-warning fireproof and explosion-proof blanket, which comprises the following specific operation steps:
s1: processing a fence, wherein the fence is made of common materials of the product into a cylindrical shape, a cylindrical reinforcing ring is arranged at the bottom of the fence, a plurality of groups of mounting seats are welded along the inner wall of the reinforcing ring, shaft grooves are formed in the mounting seats and used for mounting rotating shafts, and the rotating shafts are connected with a connecting plate so that the connecting plate can freely incline within the range of 25-35 degrees in a vertical state;
s2: processing an explosion-proof blanket, wherein a base layer and an anti-skid layer are both made of high-strength bulletproof fiber materials, the bottom of the anti-skid layer is subjected to hot extrusion to form a plurality of groups of protrusions, the vertical height of the protrusions is 4-8mm, high-strength high-modulus fibers with the carbon content of more than 80% are adopted to prepare carbon fiber rods, a plurality of groups of carbon fiber rods penetrate into a shaping layer, one end of each group of carbon fiber rods surrounds a leakage port, the other end of each group of carbon fiber rods penetrates through a solid layer, and the plurality of groups of carbon fiber rods are annularly distributed to form a shaping framework;
s3: the fence is combined with the explosion-proof blanket, the two ends of the connecting strip are respectively connected with the connecting column and the connecting block, the explosion-proof blanket is folded along the position without a supporting piece between adjacent carbon fiber rods, the folded shape is cylindrical, and the cylindrical explosion-proof blanket is placed inside the fence.
The invention has the technical effects and advantages that:
the explosion-proof blanket can be quickly and completely unfolded by only 1-2 persons under the support of the shaping framework, the connecting plate is arranged, after an explosion source explodes, the connecting plate extrudes the buffer sponge in the filling groove by transverse impact force and returns to a vertical state, the explosion-proof blanket is jacked up by vertical impact force and is separated from the fence, the explosion-proof blanket and the fence are not completely separated under the pulling of the connecting strip, the secondary dispersion of fragments is effectively prevented, the subsequent collection and cleaning of the fragments are facilitated, the protrusion can increase the friction with the fragments, the fragments can be kept in the explosion-proof blanket, and the fragments generated by the explosion source can be better kept so as to be used for analyzing the components of the explosion source subsequently.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic view of the fence structure of the present invention.
Fig. 3 is a schematic cross-sectional structure diagram of the explosion-proof blanket of the present invention.
Fig. 4 is a schematic diagram of a connecting plate structure according to the present invention.
FIG. 5 is a cross-sectional view of the fixing edge of the present invention.
Fig. 6 is a schematic view of the deployment of the explosion-proof blanket of the present invention.
Fig. 7 is a schematic diagram of the present invention in its entirety after explosion.
The reference signs are: the anti-explosion carpet comprises a fence 1, a reinforcing ring 11, a mounting seat 12, an anti-explosion carpet 2, a base layer 21, a shaping layer 22, an anti-skid layer 23, a shaping framework 24, a protrusion 25, a leakage opening 26, a connecting plate 3, an elastic strip 31, a connecting column 32, a fixing edge 4, a solid layer 41, a connecting layer 42, a connecting block 43, a connecting strip 44 and a filling groove 5.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides an early-warning fireproof explosion-proof blanket and a processing technology thereof, and the early-warning fireproof explosion-proof blanket comprises a fence 1 and an explosion-proof blanket 2, wherein the explosion-proof blanket 2 is movably arranged above the fence 1, a connecting plate 3 is fixedly arranged inside the fence 1, a fixed edge 4 is fixedly arranged on the periphery of the explosion-proof blanket 2, and a filling groove 5 is arranged between the outer side of the connecting plate 3 and the inner wall of the fence 1;
a reinforcing ring 11 is fixedly arranged at the bottom of the fence 1, an installation seat 12 is fixedly arranged on the inner wall of the reinforcing ring 11, and a plurality of groups of installation seats 12 are arranged in a surrounding manner;
the explosion-proof blanket 2 comprises a base layer 21, a shaping layer 22 and an anti-skid layer 23, wherein the shaping layer 22 and the anti-skid layer 23 are respectively arranged at the top and the bottom of the base layer 21, a shaping framework 24 penetrates through the inside of the shaping layer 22, and a protrusion 25 is fixedly arranged at the bottom of the anti-skid layer 23;
an elastic strip 31 is fixedly arranged on one side of the top end of the connecting plate 3, a connecting column 32 is fixedly arranged on the upper surface of the elastic strip 31, the bottom of the connecting plate 3 is rotatably connected with the mounting seat 12 through a rotating shaft, and a plurality of groups of connecting plates 3 are arranged corresponding to the mounting seat 12;
The center of the explosion-proof blanket 2 is provided with a leakage port 26, and the diameter of the leakage port 26 is smaller than the distance diameter between the multiple groups of connecting plates 3.
The base layer 21, the anti-skid layer 23 and the elastic strips 31 are made of high-strength bulletproof fiber materials, and the base layer 21 and the anti-skid layer 23 are integrally arranged.
The shaping layer 22 is synthesized by polyurethane rubber materials, and the shaping layer 22 is connected with the base layer 21 in an adhesion mode.
The shaping framework 24 is formed by annularly distributing a plurality of groups of carbon fiber rods, and the carbon fiber rods are synthesized by high-strength and high-modulus fibers with the carbon content of more than 80%.
Fixed connection between the one end that connecting plate 3 was kept away from to elastic strip 31 and the fence 1 top, spliced pole 32 is worker's shape setting, and the both ends of spliced pole 32 are located the inboard and the outside of elastic strip 31 respectively.
The connecting strip 44 is made of alloy material, and the connecting strip 44 is arranged in a soft silk shape.
The sponge cushion is filled in the filling groove 5 and is arranged in a right trapezoid shape.
The invention also provides a processing technology of the early-warning fireproof and explosion-proof blanket, which comprises the following specific operation steps:
s1: processing a fence, wherein the fence 1 is made of common materials of the product into a cylindrical shape, a cylindrical reinforcing ring 11 is arranged at the bottom of the fence 1, a plurality of groups of mounting seats 12 are welded along the inner wall of the reinforcing ring 11, shaft grooves are formed in the mounting seats 12 and used for mounting rotating shafts, and the rotating shafts are connected with a connecting plate 3 to enable the connecting plate 3 to freely incline within the range of 25-35 degrees in a vertical state;
s2: processing an explosion-proof blanket, wherein the base layer 21 and the anti-skid layer 23 are both made of high-strength bulletproof fiber materials, the bottom of the anti-skid layer 23 is subjected to hot extrusion to form a plurality of groups of bulges 25, the vertical height of each bulge 25 is 4-8mm, high-strength and high-modulus fibers with the carbon content of more than 80% are adopted to prepare carbon fiber rods, a plurality of groups of carbon fiber rods penetrate into the shaping layer 22, one ends of the plurality of groups of carbon fiber rods surround the leakage opening 26, the other ends of the plurality of groups of carbon fiber rods penetrate through the solid layer 41, and the plurality of groups of carbon fiber rods are annularly distributed to form a shaping framework 24;
s3: the fence and the explosion-proof blanket are combined, the two ends of the connecting strip 44 are respectively connected with the connecting column 32 and the connecting block 43, the explosion-proof blanket 2 is folded along the position without a supporting piece between adjacent carbon fiber rods, the folded shape is cylindrical, and the cylindrical explosion-proof blanket 2 is placed into the fence 1.
As shown in fig. 1 to 7, the embodiment specifically is: when in processing, firstly processing the fence, wherein the fence 1 is made into a cylinder shape by adopting common materials of the product, the bottom of the fence 1 is provided with a cylindrical reinforcing ring 11, a plurality of groups of mounting seats 12 are welded along the inner wall of the reinforcing ring 11, the inside of the mounting seats 12 is provided with a shaft groove for mounting a rotating shaft, the rotating shaft is connected with a connecting plate 3, so that the connecting plate 3 can freely incline within the angle range of 25-35 degrees in a vertical state, then processing the explosion-proof blanket, a base layer 21 and an anti-skid layer 23 are both made of high-strength bulletproof fiber materials, the bottom of the anti-skid layer 23 is thermally extruded to form a plurality of groups of bulges 25, the vertical height of the bulges 25 is 4-8mm, high-strength high-modulus fibers with the carbon content of more than 80 percent are made into carbon fiber rods, a plurality of groups of carbon fiber rods penetrate into a shaping layer 22, one end of the plurality of groups of carbon fiber rods surrounds a leakage port 26, the other end of the carbon fiber rods penetrates through a solid layer 41, and the plurality of groups of carbon fiber rods are distributed annularly to form a shaping framework 24, finally, the fence and the explosion-proof blanket are combined, two ends of a connecting strip 44 are respectively connected with a connecting column 32 and a connecting block 43, the explosion-proof blanket 2 is folded along the positions without supporting pieces between adjacent carbon fiber rods, the folded shape is cylindrical, the cylindrical explosion-proof blanket 2 is placed inside the fence 1, when the explosion-proof blanket is used, as shown in figure 1, the explosion-proof blanket 2 is taken out from the inside of the fence 1, the fence 1 covers an explosion source inside, the tops of a plurality of groups of connecting plates 3 are close to each other, the plurality of groups of connecting plates 3 are arranged in a circular table shape with a small upper part and a large lower part, the explosion-proof blanket 2 is unfolded to cover the top of the fence 1, under the support of a shaping framework 24, the explosion-proof blanket 2 can be rapidly and completely unfolded by 1-2 people, after the explosion source explodes, as shown in figure 7, the connecting plates 3 extrude the buffer sponge inside the filling groove 5 by transverse impact force and return to the vertical state, the explosion-proof blanket 2 is jacked up by vertical impact force and separated from the fence 1, under the pulling of connecting strip 44, explosion-proof blanket 2 and rail 1 do not thoroughly separate, effectively prevent the piece secondary dispersion, conveniently follow-up collection clearance piece, protrusion 25 multiplicable and the friction of piece can be kept inside explosion-proof blanket 2 with the piece, the piece that the explosion source produced is kept better to the follow-up analysis explosion source composition.
The working principle of the invention is as follows:
referring to the attached drawings 1-7 of the specification, a fence and an explosion-proof blanket are combined, two ends of a connecting strip 44 are respectively connected with a connecting column 32 and a connecting block 43, the explosion-proof blanket 2 is folded along the positions without supporting pieces between adjacent carbon fiber rods and is cylindrical after being folded, the cylindrical explosion-proof blanket 2 is placed inside the fence 1, when the explosion-proof blanket 2 is used, the explosion-proof blanket 2 is taken out from the inside of the fence 1, an explosion source is covered inside the fence 1, the tops of a plurality of groups of connecting plates 3 are close to each other, the plurality of groups of connecting plates 3 are arranged in a circular table shape with a small upper part and a large lower part, the explosion-proof blanket 2 is unfolded and covered on the top of the fence 1, the explosion-proof blanket 2 can be unfolded completely and rapidly by 1-2 people under the support of a shaping framework 24, after the explosion source explodes, the connecting plates 3 extrude buffering sponge inside a filling groove 5 by transverse impact force and return to a vertical state, the explosion-proof blanket 2 is jacked by vertical impact force and separated from the fence 1, under the pulling of connecting strip 44, explosion-proof blanket 2 and rail 1 do not thoroughly separate, effectively prevent the piece secondary dispersion, conveniently follow-up collection clearance piece, protrusion 25 multiplicable and the friction of piece can be kept inside explosion-proof blanket 2 with the piece, the piece that the explosion source produced is kept better to the follow-up analysis explosion source composition.
The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;
secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the invention, only the structures related to the disclosed embodiments are referred to, other structures can refer to common designs, and the same embodiment and different embodiments of the invention can be combined with each other without conflict;
and finally: the above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that are within the spirit and principle of the present invention are intended to be included in the scope of the present invention.
Claims (9)
1. The utility model provides an early warning fire prevention explosion-proof blanket, includes rail (1) and explosion-proof blanket (2), rail (1) top is located in explosion-proof blanket (2) activity, its characterized in that: a connecting plate (3) is fixedly arranged inside the fence (1), a fixing edge (4) is fixedly arranged on the periphery of the explosion-proof blanket (2), and a filling groove (5) is arranged between the outer side of the connecting plate (3) and the inner wall of the fence (1);
a reinforcing ring (11) is fixedly arranged at the bottom of the fence (1), a mounting seat (12) is fixedly arranged on the inner wall of the reinforcing ring (11), and a plurality of groups of mounting seats (12) are arranged in a surrounding manner;
the anti-explosion blanket (2) comprises a base layer (21), a shaping layer (22) and an anti-skid layer (23), wherein the shaping layer (22) and the anti-skid layer (23) are respectively arranged at the top and the bottom of the base layer (21), a shaping framework (24) penetrates through the inside of the shaping layer (22), and a protrusion (25) is fixedly arranged at the bottom of the anti-skid layer (23);
an elastic strip (31) is fixedly arranged on one side of the top end of the connecting plate (3), a connecting column (32) is fixedly arranged on the upper surface of the elastic strip (31), the bottom of the connecting plate (3) is rotatably connected with the mounting seat (12) through a rotating shaft, and a plurality of groups of the connecting plate (3) are arranged corresponding to the mounting seat (12);
fixed limit (4) include solid layer (41) and articulamentum (42), and articulamentum (42) are fixed to be located solid layer (41) one side, fixed connection between articulamentum (42) and explosion-proof blanket (2), solid layer (41) inboard is fixed and is equipped with connecting block (43), fixed connecting strip (44) that are equipped with between connecting block (43) and spliced pole (32).
2. The pre-warning fire-proof and explosion-proof blanket of claim 1, wherein: leakage openings (26) are formed in the center of the explosion-proof blanket (2), and the diameters of the leakage openings (26) are smaller than the distance diameters among the multiple groups of connecting plates (3).
3. The pre-warning fire-proof and explosion-proof blanket of claim 1, wherein: the base layer (21), the anti-skid layer (23) and the elastic strips (31) are made of high-strength bulletproof fiber materials, and the base layer (21) and the anti-skid layer (23) are integrally arranged.
4. The pre-warning fire-proof and explosion-proof blanket of claim 1, wherein: the shaping layer (22) is synthesized by polyurethane rubber materials, and the shaping layer (22) is connected with the base layer (21) in an adhesion mode.
5. The pre-warning fire-proof and explosion-proof blanket of claim 1, wherein: the shaping framework (24) is formed by annularly distributing a plurality of groups of carbon fiber rods, and the carbon fiber rods are synthesized by high-strength and high-modulus fibers with carbon content of more than 80%.
6. The pre-warning fire-proof and explosion-proof blanket of claim 1, wherein: fixed connection between the one end that connecting plate (3) were kept away from in elastic strip (31) and rail (1) top, spliced pole (32) are the setting of worker's shape, and the both ends of spliced pole (32) are located the inboard and the outside of elastic strip (31) respectively.
7. The pre-warning fire-proof and explosion-proof blanket of claim 1, wherein: the connecting strips (44) are made of alloy materials, and the connecting strips (44) are arranged in a soft silk shape.
8. The pre-warning fire-proof and explosion-proof blanket of claim 1, wherein: the sponge cushion is filled in the filling groove (5) and is arranged in a right trapezoid shape.
9. A processing technology of the pre-warning fire-proof and explosion-proof blanket according to any one of claims 1 to 8, which is characterized in that: the method specifically comprises the following operation steps:
s1: processing a fence, wherein the fence (1) is made of common materials into a cylindrical shape, a cylindrical reinforcing ring (11) is arranged at the bottom of the fence (1), a plurality of groups of mounting seats (12) are welded along the inner wall of the reinforcing ring (11), a shaft groove is formed in each mounting seat (12) and used for mounting a rotating shaft, and the rotating shaft is connected with a connecting plate (3) to enable the connecting plate (3) to freely tilt within the range of 25-35 degrees in a vertical state;
s2: processing an explosion-proof blanket, wherein a base layer (21) and an anti-skid layer (23) are both made of high-strength bulletproof fiber materials, the bottom of the anti-skid layer (23) is subjected to hot extrusion to form a plurality of groups of bulges (25), the vertical height of the bulges (25) is 4-8mm, high-strength and high-modulus fibers with the carbon content of more than 80% are adopted to prepare carbon fiber rods, a plurality of groups of carbon fiber rods penetrate into a shaping layer (22), one ends of the plurality of groups of carbon fiber rods surround a leakage opening (26), the other ends of the plurality of groups of carbon fiber rods penetrate through a solid layer (41), and the plurality of groups of carbon fiber rods are annularly distributed to form a shaping framework (24);
s3: fence and explosion-proof blanket combination, spliced pole (32) and connecting block (43) are connected respectively to connecting strip (44) both ends, and explosion-proof blanket (2) do not have support piece department along between the adjacent carbon fiber stick and fold, and the shape is cylindrical after folding, puts into inside fence (1) with columniform explosion-proof blanket (2).
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| CN202010835204.2A CN111947533B (en) | 2020-08-19 | 2020-08-19 | Early-warning fireproof explosion-proof blanket and processing technology thereof |
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| CN202010835204.2A CN111947533B (en) | 2020-08-19 | 2020-08-19 | Early-warning fireproof explosion-proof blanket and processing technology thereof |
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| CN111947533A CN111947533A (en) | 2020-11-17 |
| CN111947533B true CN111947533B (en) | 2021-07-30 |
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| KR100488349B1 (en) * | 2002-09-11 | 2005-05-11 | 강대우 | Apparatus for preventing air blast, sound, fly rock and rock dust in the rock |
| CN101149244B (en) * | 2006-09-18 | 2011-01-12 | 重庆金冠新技术开发有限公司 | Explosion-proof blanket |
| CN107339922A (en) * | 2016-05-03 | 2017-11-10 | 北京中科盾科技有限公司 | Shock wave guide housing explosion-proof blanket |
| CN106247860B (en) * | 2016-08-31 | 2018-02-09 | 江苏领瑞新材料科技有限公司 | A kind of fiber laid fabric high strength anti-explosion blanket |
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Effective date of registration: 20220118 Address after: 315000 No. 516, NANDA Road, Jinping street, Fenghua District, Ningbo City, Zhejiang Province Patentee after: Zhejiang Baorun applied material Co.,Ltd. Address before: 315000 building 12, No. 518, Xinmei Road, Yinzhou high tech Zone, Ningbo, Zhejiang Patentee before: NINGBO BAOER NEW MATERIAL Co.,Ltd. |