CN213748124U - Detonation weakening device for underwater explosion experiment - Google Patents
Detonation weakening device for underwater explosion experiment Download PDFInfo
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- CN213748124U CN213748124U CN202022891731.3U CN202022891731U CN213748124U CN 213748124 U CN213748124 U CN 213748124U CN 202022891731 U CN202022891731 U CN 202022891731U CN 213748124 U CN213748124 U CN 213748124U
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- thick bamboo
- center section
- explosive
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- detonation
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- 238000002474 experimental method Methods 0.000 title claims abstract description 34
- 238000004880 explosion Methods 0.000 title claims abstract description 32
- 238000005474 detonation Methods 0.000 title claims abstract description 24
- 230000003313 weakening effect Effects 0.000 title description 3
- 239000002360 explosive Substances 0.000 claims abstract description 41
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims abstract description 24
- 235000017491 Bambusa tulda Nutrition 0.000 claims abstract description 24
- 241001330002 Bambuseae Species 0.000 claims abstract description 24
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims abstract description 24
- 239000011425 bamboo Substances 0.000 claims abstract description 24
- 238000007789 sealing Methods 0.000 claims description 7
- 229910000851 Alloy steel Inorganic materials 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 7
- 238000005422 blasting Methods 0.000 abstract description 3
- 238000012360 testing method Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 8
- 230000008569 process Effects 0.000 description 5
- 238000011160 research Methods 0.000 description 5
- 230000009471 action Effects 0.000 description 3
- 238000000586 desensitisation Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 241000282414 Homo sapiens Species 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000001066 destructive effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a detonation weakens device for explosion experiment under water, including a center section of thick bamboo, go up base, lower base, stationary hump, peg, string rope and explosive, a center section of thick bamboo is hollow cylindrical setting, go up base and lower base and can dismantle the upper end and the lower extreme of locating a center section of thick bamboo respectively, stationary hump is the ring form setting of circle, stationary hump locates between two parties respectively on the one side of going up base and lower base and center section of thick bamboo contact, the peg can be dismantled in locating a center section of thick bamboo upper end bore, it locates on the peg to hang rope zonulae occludens, the explosive is located on the string rope, the explosive is located inside a center section of thick bamboo. The utility model belongs to the technical field of the blasting test experiment, specifically provide a high, anti high pressure, waterproof nature is good, the practicality is strong, low cost's explosion weakens device for the experiment of exploding under water.
Description
Technical Field
The utility model belongs to the technical field of the blasting test experiment, specifically indicate an explosion weakens device for explosion experiment under water.
Background
The explosive shows the characteristics of strong working capacity, large destructive power, rapid reaction and the like from the beginning of the invention, and a plurality of explosive varieties are invented in the early military aspect along with the continuous research and development of human beings, wherein the single-substance explosive is mostly used in the military aspect due to great power, and compared with the single-substance explosive, the mixed explosive is smaller in power and is generally used in civil engineering. Explosives give off a large amount of heat during explosion, generate a large amount of gas, and have a very fast reaction rate, so direct research on explosives is very difficult. In 1831, the inscription bikford invented the safety fuse, which created convenience for the application of the explosive, since the development of more than one hundred years, people have been uninterrupted on the research of exploring the explosive principle, and many scholars have lost relatives in the future in order to search various data after the explosive explosion.
The scholars at home and abroad measure the original data of the explosive through an experimental mode in order to research the various properties of the explosive, and in the process, various experimental instruments are not used, the data experiment for measuring the explosive by using an underwater explosion testing method becomes the mainstream in recent years, and Songbei, Neeyelin, King Yi Jun, Zhang Stand and the like respectively design different underwater explosion devices to research the various properties of the explosive, but undoubtedly, because the explosive has high energy, strong shock waves are generated at the moment of explosion, experimental research can be carried out only through small explosive quantity, and the explosive must have a certain diameter in order to achieve stable explosion of the explosive when the actual explosive explodes. In the experimental process, only small explosive can be used for personnel safety, so that the explosive cannot be stably detonated when the experiment is carried out, and the measured experimental data and the real data have deviation.
SUMMERY OF THE UTILITY MODEL
For solving the above-mentioned current difficult problem, the utility model provides a high, anti high pressure, waterproof nature is good, the practicality is strong, low cost's detonation weakens device for the explosion experiment under water.
The utility model adopts the following technical scheme: the utility model relates to a detonation weakens device for explosion experiment under water, including a center section of thick bamboo, go up base, lower base, stationary hump, peg, string rope and explosive, a center section of thick bamboo is hollow cylindrical setting, go up base and lower base and can dismantle the upper end and the lower extreme of locating a center section of thick bamboo respectively, stationary hump is the ring form setting of circle, stationary hump locates respectively between two parties on base and the one side of lower base and center section of thick bamboo contact, the peg can be dismantled in locating a center section of thick bamboo upper end bore, it locates on peg 5 to hang rope zonulae occludens, the explosive is located on the string rope, the explosive is located inside a center section of thick bamboo.
Furthermore, a fixed rope is fixedly connected to the side wall of the central cylinder, a sensor connecting line is arranged in the fixed rope, and the tail end of the sensor connecting line is connected with an external sensor.
Furthermore, the center cylinder is made of alloy steel, and the alloy steel has the advantages of high strength, high toughness, wear resistance, corrosion resistance, low temperature resistance, high temperature resistance, no magnetism and the like, and cannot deform in an explosion experiment.
Furthermore, the outer diameter of the fixing protrusion is equal to the inner diameter of the central cylinder, so that the upper base and the lower base are respectively connected and fixed with the central cylinder.
Furthermore, the side wall of the fixed protrusion is fixedly connected with a sealing ring, and the sealing ring is made of rubber.
Further, the outer diameter of the central cylinder is 175 mm.
Further, the inner diameter of the central cylinder is 85 mm.
Further, the height of the fixing protrusion is 5 mm.
Further, the thickness of upper base and lower base is 30mm respectively.
Adopt above-mentioned structure the utility model discloses the beneficial effect who gains as follows: the center cylinder of the detonation weakening device for the underwater explosion experiment is made of alloy materials, has high pressure resistance, strong impact resistance and good water resistance, and cannot deform in the explosion experiment; the outer diameter of the fixing bulge is equal to the inner diameter of the central cylinder, so that the upper base and the lower base are respectively connected and fixed with the central cylinder, the side wall of the fixing bulge is fixedly connected with a sealing ring, and the sealing ring is made of rubber materials and has good waterproof performance; when the underwater blasting desensitization experiment is carried out, a small explosive cartridge is usually used for safety consideration, and at the moment, two groups of small explosive cartridges with the same performance are compared with an unpressurized group and a stressed group to obtain the stressed desensitization rate of the explosive; similarly, two groups of large explosive packages with the same performance and wrapped by the detonation reducing device are compared with two groups of uncompressed experiments and compressed experiments, and the desensitization rate of the explosive can be measured under the same property although the specific experimental data are different; although having used the big cartridge bag that can reach ideal detonation to have tested when using the detonation to weaken the device, it is the same with the experiment of little cartridge bag explosive to weaken the detonation wave pressure that the device reachd on the experiment wall through the detonation, so the safety standard who satisfies the experiment that can be fine, so the utility model provides a problem that safety problem and the former taste nature of experimental data conflict mutually in the present explosion experiment, for obtaining real experimental data and engineering project data reliability, provided new method.
Drawings
Fig. 1 is a schematic view of the overall structure of a detonation attenuation device for underwater explosion experiments according to the present invention;
fig. 2 is a cross-sectional view of the detonation reducing device for underwater explosion experiments.
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.
In the drawings: 1. the explosive-free hanging device comprises a central cylinder, 2, an upper base, 3, a lower base, 4, a fixing protrusion, 5, a hanging rod, 6, a hanging rope, 7, explosive, 8 and a fixing rope.
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 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 work belong to the protection scope of the present invention.
As shown in fig. 1-2, the utility model relates to a detonation weakens device for explosion experiment under water, including a center section of thick bamboo 1, go up base 2, lower base 3, stationary hump 4, peg 5, string rope 6 and explosive 7, a center section of thick bamboo 1 is hollow cylindrical setting, go up base 2 and lower base 3 and can dismantle the upper end and the lower extreme of locating a center section of thick bamboo 1 respectively, stationary hump 4 is the ring form setting, stationary hump 4 locates between two parties respectively on base 2 and lower base 3 and the one side of a center section of thick bamboo 1 contact, peg 5 can be dismantled and locate in a center section of thick bamboo 1 upper end bore, it locates on peg 5 to hang 6 zonulae occludens of rope, on rope 6 is located to explosive 7, explosive 7 is located inside a center section of thick bamboo 1.
The side wall of the central cylinder 1 is fixedly connected with a fixed rope 6, a sensor connecting line is arranged in the fixed rope 6, and the tail end of the sensor connecting line is connected with an external sensor; the central cylinder 1 is made of alloy steel; the outer diameter of the fixed bulge 4 is equal to the inner diameter of the central cylinder 1; the side wall of the fixed bulge 4 is fixedly connected with a sealing ring, and the sealing ring is made of rubber; the outer diameter of the central cylinder 1 is 175 mm; the inner diameter of the central cylinder 1 is 85 mm; the height of the fixed bulge 4 is 5 mm; the thicknesses of the upper base 2 and the lower base 3 are respectively 30 mm.
When the device is used specifically, firstly, a user cleans the barrel body of the central barrel 1, and the lower base 3 is arranged at the lower end of the central barrel 1; then, a hanging rod 5 is placed in the caliber of the upper end of the central cylinder 1, then an explosive 7 is hung in the central cylinder 1 on the hanging rod 5 through a hanging rope 6, and then the upper base 2 is installed at the upper end of the central cylinder 1; finally, the device is placed at a proper position of the explosion spherical tank by using the fixed rope 6, so that the sensor can receive detonation waves more effectively in the measuring process, and then an underwater explosion experiment can be carried out.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The utility model provides a detonation weakens device for underwater explosion experiment which characterized in that: including a center section of thick bamboo, go up base, lower base, fixed arch, peg, string rope and explosive, a center section of thick bamboo is hollow cylinder and sets up, go up base and lower base and can dismantle the upper end and the lower extreme of locating a center section of thick bamboo respectively, fixed arch is the ring form setting, fixed arch locates between two parties respectively on the one side of going up base and lower base and center section of thick bamboo contact, the peg can be dismantled in locating a center section of thick bamboo upper end bore, it locates on the peg to hang rope zonulae occludens, the explosive is located on the string rope, the explosive is located inside a center section of thick bamboo.
2. The detonation attenuation device for the underwater explosion experiment as claimed in claim 1, wherein: the side wall of the central cylinder is fixedly connected with a fixed rope, a sensor connecting wire is arranged in the fixed rope, and the tail end of the sensor connecting wire is connected with an external sensor.
3. The detonation attenuation device for the underwater explosion experiment as claimed in claim 1, wherein: the center cylinder is made of alloy steel.
4. The detonation attenuation device for the underwater explosion experiment as claimed in claim 1, wherein: the outer diameter of the fixing protrusion is equal to the inner diameter of the central cylinder.
5. The detonation attenuation device for the underwater explosion experiment as claimed in claim 1, wherein: the fixed bulge is characterized in that a sealing ring is fixedly connected to the side wall of the fixed bulge and made of rubber.
6. The detonation attenuation device for the underwater explosion experiment as claimed in claim 1, wherein: the outer diameter of the central cylinder is 175 mm.
7. The detonation attenuation device for the underwater explosion experiment as claimed in claim 1, wherein: the inner diameter of the central cylinder is 85 mm.
8. The detonation attenuation device for the underwater explosion experiment as claimed in claim 1, wherein: the height of the fixing protrusion is 5 mm.
9. The detonation attenuation device for the underwater explosion experiment as claimed in claim 1, wherein: the thickness of going up base and lower base is 30mm respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022891731.3U CN213748124U (en) | 2020-12-04 | 2020-12-04 | Detonation weakening device for underwater explosion experiment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022891731.3U CN213748124U (en) | 2020-12-04 | 2020-12-04 | Detonation weakening device for underwater explosion experiment |
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| Publication Number | Publication Date |
|---|---|
| CN213748124U true CN213748124U (en) | 2021-07-20 |
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| CN202022891731.3U Expired - Fee Related CN213748124U (en) | 2020-12-04 | 2020-12-04 | Detonation weakening device for underwater explosion experiment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116659405A (en) * | 2023-07-28 | 2023-08-29 | 北京理工大学 | Explosive detonation critical diameter measurement system and measurement method |
-
2020
- 2020-12-04 CN CN202022891731.3U patent/CN213748124U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116659405A (en) * | 2023-07-28 | 2023-08-29 | 北京理工大学 | Explosive detonation critical diameter measurement system and measurement method |
| CN116659405B (en) * | 2023-07-28 | 2023-10-13 | 北京理工大学 | Explosive detonation critical diameter measurement system and measurement method |
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| 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: 20210720 Termination date: 20211204 |