CN208936872U - A kind of protective plate protecting explosion wave and fragmentation compound action - Google Patents
A kind of protective plate protecting explosion wave and fragmentation compound action Download PDFInfo
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- CN208936872U CN208936872U CN201820692796.5U CN201820692796U CN208936872U CN 208936872 U CN208936872 U CN 208936872U CN 201820692796 U CN201820692796 U CN 201820692796U CN 208936872 U CN208936872 U CN 208936872U
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- thin sheet
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Abstract
The utility model discloses a kind of protective plates for protecting explosion wave and fragmentation compound action, including upper thin sheet, lower thin sheet, left plate, right side plate；Upper thin sheet is fixed at upper position, and lower thin sheet is fixed at the lower position of upper thin sheet, and upper thin sheet is arranged in parallel up and down with lower thin sheet；Left plate is fixed at the left end position of upper thin sheet and lower thin sheet, and right side plate is fixed at the right-hand end position of upper thin sheet and lower thin sheet；Front side board is fixed at the forward position of upper thin sheet and lower thin sheet, back side panel is fixed at upper thin sheet and lower thin sheet rearward position, impact-resistant panels are equidistant, are uniformly and fixedly arranged at position between upper thin sheet and lower thin sheet, and impact-resistant panels are obliquely installed between upper thin sheet and lower thin sheet；Polyurethane foam reconciliation is uniformly cast in the interval between impact-resistant panels.The protective plate of this protection explosion wave and fragmentation compound action improves the ability that protective plate resists prevention bomb fragments shock wave, effective protection personal safety and property safety.
Description
Technical field
The utility model belongs to explosion wave and fragmentation protection technology field, and in particular to a kind of protection explosion wave
With the protective plate of fragmentation compound action.
Background technique
The destruction of explosive charge is mainly to be generated by shock wave, while with the effect of explosion wave, carrying
There is a large amount of explosion fragment.Fragmentation generates very big fragmentation impact kinetic energy, this fragmentation impact under the promotion of explosion wave
Kinetic energy has stronger breakdown capability, can cause to injure to personnel or building.Shock wave caused by exploding mainly explodes
Caused by generated superpressure, explode caused by superpressure it is bigger, it is stronger to be formed by air-shock wave, thus generated
Fragmentation impact kinetic energy is bigger, and caused killing destructive power is bigger.
It is destroyed in face of the generated shock wave of explosion and fragmentation, common protective plate moment, the protection in civil air defense constructions and installations
Plate is unable to the compound action of effective protection explosion fragment and shock wave；In the prior art, there are no protective plates, can resist explosion
The composite impact of fragmentation and shock wave；Inventor is based on defect in the prior art, has developed a kind of protection explosion fragment and rushes
The protective plate of wave compound action is hit, problems of the prior art can be well solved.
Utility model content
In order to solve the above-mentioned technical problem the utility model, provides a kind of protection explosion fragment and shock wave compound action
Protective plate, structure designs simple, scientific and reasonable, resistance explosion fragment and the impact effect of shock wave is good, the utility model energy
Enough solve the problem of that common protective plate moment can not achieve effective protection by fragmentation and shock wave breakdown.
The technical scheme adopted by the utility model is a kind of protection for protecting explosion fragment and shock wave compound action
Plate, including upper thin sheet, lower thin sheet, left plate, right side plate；Upper thin sheet is fixed at upper position, and lower thin sheet is fixed at
The lower position of upper thin sheet, upper thin sheet are arranged in parallel up and down with lower thin sheet；Left plate is fixed at upper thin sheet and lower thin sheet
Left end position, right side plate are fixed at the right-hand end position of upper thin sheet and lower thin sheet；Front side board is fixed at
The forward position of thin plate and lower thin sheet, back side panel are fixed at upper thin sheet and lower thin sheet rearward position, left plate, right side plate,
Front side board, back side panel and upper thin sheet and lower thin sheet are fixedly connected to form closed composite protective plate；Impact-resistant panels are equidistant, uniform
It is fixed at position between upper thin sheet and lower thin sheet, impact-resistant panels are set between upper thin sheet and lower thin sheet in laterally 45 ° of inclinations
It sets, forms array arrangement；Polyurethane foam is cast in the interval between impact-resistant panels.
The upper thin sheet, lower thin sheet, left plate, right side plate, front side board and back side panel are sheet metal.
The preceding edge of the impact-resistant panels is fixedly connected with front side board, and the rear edge and back side panel of impact-resistant panels are fixed to be connected
It connects；The upper edge of impact-resistant panels is fixedly connected with upper thin sheet, and the bottom side portion of impact-resistant panels is fixedly connected with lower thin sheet.
The left plate is arranged in parallel with right side plate in left and right, and front side board and back side panel are arranged in parallel in front and back.
The protective plate of this protection explosion fragment and shock wave compound action, manufactures use process are as follows: first will be upper thin
It is equidistant between plate, lower thin sheet, several impact-resistant panels are uniformly fixedly installed, be obliquely installed impact-resistant panels in laterally 45 °, then
Left plate, right side plate, front side board are fixedly connected, there are the cuboid cavitys that rear side Board position is open for formation；Then by poly- ammonia
Ester foam ingredient reconciles uniformly, is poured into cavity from the aperture position of back side panel, forms polyurethane foam filler material；Finally will
Back side panel is fixedly connected with upper thin sheet, lower thin sheet, left plate, right side plate, front side board, forms closed protective plate；When explosion institute
When the fragmentation and impact wave direction protective plate of formation quickly move, high speed fragments first have to the protection of breakdown upper thin sheet, upper thin sheet
The impact kinetic energy that interception reduces explosion fragment is resisted, explosion fragment is directly impinging in impact-resistant panels at this time, due to anti-
45 ° of shock plate are obliquely installed, and when explosion fragment touches the moment of impact-resistant panels, the impact direction of fragmentation generates offset,
The polyurethane foam for being cast in impact-resistant panels two sides at this time can further decrease the impact kinetic energy of explosion fragment, weaken blast impulse
The impact force of wave greatly reduces explosion fragment by the second level shock resistance interception of impact-resistant panels and polyurethane foam
Impact kinetic energy, when explosion fragment touches lower thin sheet, the impact kinetic energy of explosion fragment thoroughly disappears, thus play prevent it is quick-fried
The effect of fried impact fragmentation shocking damage；The fixation of above-mentioned upper thin sheet, lower thin sheet, left plate, right side plate, front side board and back side panel
The sequence that the casting sequence of connection and polyurethane foam is not fixed can select suitable solid according to the needs of actual conditions
The casting sequence of fixed connection and polyurethane foam.Above procedure is exactly the compound action of this protection explosion fragment and shock wave
Protective plate manufactures the process used.
The upper thin sheet, lower thin sheet, left plate, right side plate, front side board and back side panel are sheet metal；What is be arranged in this way is main
Purpose is the weight in order to mitigate this protection explosion fragment and shock wave compound action protective plate, is not also to lower steel simply
The thickness of plate is the failure test that explosion wave is prevented by resistance repeatedly, the thickness of the suitable steel plate obtained；It is dropping
While the low impact force for resisting prevention explosion fragment, the appropriate thickness for mitigating steel plate, to be to realize the weight for mitigating steel plate.
The polyurethane foam of moulding by casting in interval between the impact-resistant panels；The prevention blast impulse of polyurethane foam
The principle of wave and explosion fragment is that the yield strength of material is higher and stress plateau is longer, and big stroke is absorbed in compacting process
Energy.
The impact-resistant panels are equidistant, are uniformly and fixedly arranged at position between upper thin sheet and lower thin sheet, and impact-resistant panels are upper
It is obliquely installed between thin plate and lower thin sheet in 45 °；The main purpose being arranged in this way is quick-fried in order to improve impact-resistant panels resistance prevention
The ability of fried fragmentation；Because the impact direction of fragmentation can be because of impact-resistant panels when explosion fragment touches the moment of impact-resistant panels
45 ° be obliquely installed generation offset, the impact kinetic energy of explosion fragment is further reduced using polyurethane foam, is played anti-well
Protect explosion fragment and the compound purpose injured of shock wave；The number of impact-resistant panels is arranged according to the length of protective plate, protective plate
Length is longer, accordingly to improve the number of impact-resistant panels；The number for the impact-resistant panels being arranged on same length protective plate is more,
The shocking damage that shock resistance prevents explosion fragment can be improved, but if the number density of impact-resistant panels setting is excessive, it will
The loading for reducing polyurethane foamed material, cannot reach optimal shock resistance instead；This is because protection explosion fragment
It is codetermined with the shock resistance of shock wave compound action protective plate by impact-resistant panels and urethane foamed material.
The utility model has the beneficial effects that the technical program provides a kind of protection explosion fragment and shock wave compound action
Protective plate, structure design it is simple, scientific and reasonable, resist explosion fragment shock wave impact effect it is good, the utility model can
Solve the problem of that common protective plate moment cannot play effective protection by fragmentation and shock wave breakdown；Substantially increase protection
Plate resists the ability for preventing explosion fragment and shock wave, effective protection personal safety and property safety.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Marked in the figure: 1, upper thin sheet, 2, lower thin sheet, 3, left plate, 4, right side plate, 5, front side board, 6, back side panel, 7, anti-
Shock plate, 8, polyurethane foam.
Specific embodiment
Specific embodiment of the present utility model is described in further detail below in conjunction with attached drawing.
As shown, a kind of protective plate for protecting explosion fragment and shock wave compound action, including upper thin sheet 1, lower thin sheet
2, left plate 3, right side plate 4；Upper thin sheet 1 is fixed at upper position, and lower thin sheet 2 is fixed at the lower portion of upper thin sheet 1
It sets, upper thin sheet 1 is arranged in parallel with about 2 lower thin sheet；Left plate 3 is fixed at the left-hand end position of upper thin sheet 1 Yu lower thin sheet 2
It sets, right side plate 4 is fixed at the right-hand end position of upper thin sheet 1 Yu lower thin sheet 2；Front side board 5 be fixed at upper thin sheet 1 with
The forward position of lower thin sheet 2, back side panel 6 are fixed at upper thin sheet 1 and 2 rearward position of lower thin sheet, left plate 3, right side plate 4,
Front side board 5, back side panel 6 and upper thin sheet 1 and lower thin sheet 2 are fixedly connected to form closed composite protective plate；Between impact-resistant panels 7 etc.
Away from, be uniformly and fixedly arranged at position between upper thin sheet 1 and lower thin sheet 2, impact-resistant panels 7 are between upper thin sheet 1 and lower thin sheet 2 in cross
It is obliquely installed to 45 °, forms array arrangement；Polyurethane foam 8 is cast in the interval between impact-resistant panels 7.
The upper thin sheet 1, lower thin sheet 2, left plate 3, right side plate 4, front side board 5 and back side panel 6 are sheet metal.
The preceding edge of the impact-resistant panels 7 is fixedly connected with front side board 5, and the rear edge and back side panel 6 of impact-resistant panels 7 are fixed
Connection；The upper edge of impact-resistant panels 7 is fixedly connected with upper thin sheet 1, and the bottom side portion of impact-resistant panels 7 is fixedly connected with lower thin sheet 2.
The left plate 3 is arranged in parallel with right side plate 4 in left and right, and front side board 5 is arranged in parallel with back side panel 6 in front and back.
The protective plate of this protection explosion fragment and shock wave compound action, manufactures use process are as follows: first will be upper thin
It is equidistant between plate 1, lower thin sheet 2, several impact-resistant panels 7 are uniformly fixedly installed, be obliquely installed impact-resistant panels 7 in laterally 45 °,
Then left plate 3, right side plate 4, front side board 5 are fixedly connected, there are the cuboid cavitys that 6 position of back side panel is open for formation；So
Polyurethane foam ingredient is reconciled uniformly afterwards, is poured into cavity from the aperture position of back side panel 6, polyurethane foam filling is formed
Material；Back side panel 6 is fixedly connected with upper thin sheet 1, lower thin sheet 2, left plate 3, right side plate 4, front side board 5 finally, is formed closed
Prevent the composite protective plate of explosion fragment shock wave；It is high when quickly being moved to protective plate when explosion is formed by fragmentation shock wave
The fragmentation of fast strong impact power, first has to the protection of breakdown upper thin sheet 1, and it is broken to reduce explosion for the resistance interception of upper thin sheet 1
The impact kinetic energy of piece, explosion fragment is directly impinging in impact-resistant panels 7 at this time, due to 45 ° of impact-resistant panels 7 be obliquely installed,
When explosion fragment touches the moment of impact-resistant panels 7, the impact direction of fragmentation generates offset, is cast in impact-resistant panels two sides at this time
Polyurethane foam 8 can further decrease the impact kinetic energy of explosion fragment, weaken the impact force of explosion wave, by shock resistance
The second level shock resistance interception of plate 7 and polyurethane foam 8, greatly reduces the impact kinetic energy of explosion fragment, works as explosion fragment
When touching lower thin sheet 2, the impact kinetic energy of explosion fragment thoroughly disappears, and thus playing prevents blast impulse fragmentation shocking damage
Effect；Above-mentioned upper thin sheet 1, lower thin sheet 2, left plate 3, right side plate 4, front side board 5 and back side panel 6 be fixedly connected and polyurethane
The sequence that the casting sequence of foam 8 is not fixed, can according to the needs of actual conditions, and selection is suitably fixedly connected and poly- ammonia
The casting sequence of ester foam 8.Above procedure is exactly that the manufacture of this protection explosion fragment and shock wave compound action protective plate makes
Use process.
Claims (5)
1. a kind of protective plate for protecting explosion wave and fragmentation compound action, including upper thin sheet, lower thin sheet, left plate, right side
Plate；It is characterized by: upper thin sheet is fixed at upper position, lower thin sheet is fixed at the lower position of upper thin sheet, upper thin
Plate is arranged in parallel up and down with lower thin sheet；Left plate is fixed at the left end position of upper thin sheet and lower thin sheet, and right side plate is solid
The right-hand end position of upper thin sheet and lower thin sheet is set calmly；Front side board is fixed at the front side position of upper thin sheet and lower thin sheet
It sets, back side panel is fixed at upper thin sheet and lower thin sheet rearward position, left plate, right side plate, front side board, back side panel and upper thin sheet
Closed composite protective plate is fixedly connected to form with lower thin sheet；Impact-resistant panels are equidistant, be uniformly and fixedly arranged at upper thin sheet and under
Position between thin plate, impact-resistant panels are obliquely installed between upper thin sheet and lower thin sheet；Polyurethane foam reconciliation is uniformly cast in anti-
In interval between shock plate.
2. a kind of protective plate for protecting explosion wave and fragmentation compound action according to claim 1, it is characterised in that:
Upper thin sheet, lower thin sheet, left plate, right side plate, front side board and back side panel are sheet metal.
3. a kind of protective plate for protecting explosion wave and fragmentation compound action according to claim 1, it is characterised in that:
The preceding edge of impact-resistant panels is fixedly connected with front side board, and the rear edge of impact-resistant panels is fixedly connected with back side panel；Impact-resistant panels
Upper edge is fixedly connected with upper thin sheet, and the bottom side portion of impact-resistant panels is fixedly connected with lower thin sheet.
4. a kind of protective plate for protecting explosion wave and fragmentation compound action according to claim 2, it is characterised in that:
Left plate is arranged in parallel with right side plate in left and right, and front side board and back side panel are arranged in parallel in front and back.
5. a kind of protective plate for protecting explosion wave and fragmentation compound action according to claim 3, it is characterised in that:
Impact-resistant panels are obliquely installed between upper thin sheet and lower thin sheet in laterally 45 °, form array arrangement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820692796.5U CN208936872U (en) | 2018-05-10 | 2018-05-10 | A kind of protective plate protecting explosion wave and fragmentation compound action |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820692796.5U CN208936872U (en) | 2018-05-10 | 2018-05-10 | A kind of protective plate protecting explosion wave and fragmentation compound action |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208936872U true CN208936872U (en) | 2019-06-04 |
Family
ID=66714316
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820692796.5U Expired - Fee Related CN208936872U (en) | 2018-05-10 | 2018-05-10 | A kind of protective plate protecting explosion wave and fragmentation compound action |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208936872U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108844409A (en) * | 2018-05-10 | 2018-11-20 | 中国人民解放军61489部队 | A kind of protective plate protecting explosion wave and fragmentation compound action |
| CN110952687A (en) * | 2019-11-01 | 2020-04-03 | 中冶建筑研究总院有限公司 | Impact-resistant wall |
-
2018
- 2018-05-10 CN CN201820692796.5U patent/CN208936872U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108844409A (en) * | 2018-05-10 | 2018-11-20 | 中国人民解放军61489部队 | A kind of protective plate protecting explosion wave and fragmentation compound action |
| CN110952687A (en) * | 2019-11-01 | 2020-04-03 | 中冶建筑研究总院有限公司 | Impact-resistant wall |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190604 |