CN113819812A - Oxyhydrogen gun salute device - Google Patents
Oxyhydrogen gun salute device Download PDFInfo
- Publication number
- CN113819812A CN113819812A CN202111155611.XA CN202111155611A CN113819812A CN 113819812 A CN113819812 A CN 113819812A CN 202111155611 A CN202111155611 A CN 202111155611A CN 113819812 A CN113819812 A CN 113819812A
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- China
- Prior art keywords
- explosion
- cylinder
- proof
- oxyhydrogen
- air
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- Granted
Links
- 239000007789 gas Substances 0.000 claims description 68
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 16
- 229910052782 aluminium Inorganic materials 0.000 claims description 16
- 229910052760 oxygen Inorganic materials 0.000 claims description 12
- 239000001301 oxygen Substances 0.000 claims description 12
- 229910001220 stainless steel Inorganic materials 0.000 claims description 8
- 239000010935 stainless steel Substances 0.000 claims description 8
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 238000010892 electric spark Methods 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 238000003466 welding Methods 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims 1
- 238000002485 combustion reaction Methods 0.000 abstract description 8
- 238000004200 deflagration Methods 0.000 abstract description 5
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 11
- 239000001257 hydrogen Substances 0.000 description 11
- 229910052739 hydrogen Inorganic materials 0.000 description 11
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 238000004880 explosion Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000005868 electrolysis reaction Methods 0.000 description 3
- 230000006870 function Effects 0.000 description 3
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 2
- 238000003912 environmental pollution Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 241001330002 Bambuseae Species 0.000 description 1
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
- 239000011425 bamboo Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 238000005474 detonation Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229910001882 dioxygen Inorganic materials 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000003721 gunpowder Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42B—EXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION
- F42B4/00—Fireworks, i.e. pyrotechnic devices for amusement, display, illumination or signal purposes
- F42B4/18—Simulations, e.g. pine cone, house that is destroyed, warship, volcano
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The invention provides an oxyhydrogen salute device which comprises an explosion-proof cylinder, wherein the top of the explosion-proof cylinder is open and is internally provided with an explosion-proof cylinder base, an air cylinder and an air guide pipe, an air vent for introducing oxyhydrogen mixed gas is arranged in the explosion-proof cylinder base, two ends of the air cylinder are respectively open and closed, the open end of the air cylinder is arranged right above the explosion-proof cylinder base, one end of the air guide pipe is connected with the air vent, and the other end of the air guide pipe is arranged in the air cylinder; an ignition device is arranged on the wall of the air storage cylinder; the invention utilizes the characteristic of high combustion speed of oxyhydrogen mixed gas to controllably produce high-frequency vibration and crispness sounds generated at the moment of deflagration, and simultaneously gas expands rapidly after combustion to push out the color ribbon at the pipe orifice, so that the color ribbon flies in high altitude, and the color ribbon is pollution-free, safe and reliable.
Description
Technical Field
The invention relates to the technical field of hydrogen energy use, in particular to an oxyhydrogen gun salute device.
Background
The general unit of traditional good festival celebration, family or individual all can increase festival celebration through setting off fireworks and crackers, used product generally is gunpowder class goods, dangerous products such as pressure vessel gas holder, and traditional salute not only can produce the environmental pollution problem, also can often produce in production, transportation, deposit and pile up and explode and produce serious potential safety hazard in the twinkling of an eye, because of the explosion of this type of product, conflagration etc. lead to a large amount of casualties and loss of property annually, and the sulfur dioxide that produces after the explosion causes serious environmental pollution.
The invention of application No. 201910689479.7 discloses an electronic salute which produces a detonation by igniting a mixed gas of hydrogen and oxygen, but its ignition position is located at the bottom of a light cylinder, the structure hydrogen is relatively easy to volatilize and float with the upper half, the ignition success rate is affected when the ignition position is ignited without combustible or combustible gas is not satisfied, and the electrolysis device is not integrated with the salute, which is not reached from the aspect of portable household appliances.
Disclosure of Invention
The invention aims to provide an oxyhydrogen salute device which is pollution-free, safe and reliable and has high ignition success rate.
The invention provides the following technical scheme:
an oxyhydrogen gun salute device comprises
The top of the explosion-proof cylinder is arranged in an open manner, the explosion-proof cylinder base, the air storage cylinder and the air guide tube are arranged in the explosion-proof cylinder base, an air vent for introducing hydrogen-oxygen mixed gas is arranged in the explosion-proof cylinder base, the air storage cylinder is a cylinder body with one open end and the other closed end, the open end of the air storage cylinder is arranged right above the explosion-proof cylinder base, one end of the air guide tube is connected with the air vent, and the other end of the air guide tube is arranged in the air storage cylinder; an ignition device is arranged on the side wall of the air storage cylinder;
go up the barrel, both ends are uncovered setting, go up the barrel bottom cover and locate the top of explosion-proof cylinder, go up the built-in holding barrel in the top position of barrel, the bottom of holding barrel is equipped with the bleeder vent.
Preferably, the base of the explosion-proof cylinder is a cone which is arranged on the bottom wall of the explosion-proof cylinder, and the open end of the air storage cylinder is positioned right above the cone of the base of the explosion-proof cylinder.
Preferably, the device also comprises a hydrogen and oxygen generator, wherein the hydrogen and oxygen generator is connected with the vent hole through a pipeline, and the pipeline is provided with a one-way valve.
Preferably, the hydrogen and oxygen generator further comprises an explosion-proof bottom plate, the explosion-proof bottom plate is fixed to the bottom of the explosion-proof cylinder, and the top of the hydrogen and oxygen generator is fixed to the bottom of the explosion-proof bottom plate.
Preferably, still include and be on a parallel with the explosion-proof aluminum plate of explosion-proof cylinder diapire, explosion-proof aluminum plate diapire with the contact of gas receiver top, explosion-proof aluminum plate is the cross.
Preferably, the ignition device is a pulse igniter which is arranged at the closed end or the side wall of the gas cylinder, the arc part of the pulse igniter is arranged in the gas cylinder, and after the pulse igniter is electrified, an electric spark is generated to ignite the hydrogen-oxygen mixed gas in the gas cylinder.
Preferably, including being used for with the gas receiver is fixed the fixed bolster in the explosion-proof cylinder, the fixed bolster horizontal cross-section is the cross, the fixed bolster adopt the welded mode with the gas receiver and explosion-proof cylinder fixed connection.
Preferably, the upper cylinder body is a smooth-wall pipe, and the explosion-proof cylinder is an aluminum pipe; the horizontal sections of the upper barrel body and the explosion-proof barrel are circular or polygonal.
Preferably, the explosion-proof cylinder is a stainless steel cylinder with the outer diameter of 64mm, the inner diameter of 60mm and the height of 250 mm;
the air storage cylinder is a stainless steel cylinder with the outer diameter of 45mm, the inner diameter of 40mm and the height of 150 mm;
the cone angle of the base of the explosion-proof cylinder is 10-80 degrees;
the air duct is a steel pipe with an inner diameter of 3mm and a length of 130 mm.
An oxyhydrogen gun salute device, which is formed by combining the oxyhydrogen gun salute devices.
The invention has the beneficial effects that: the invention utilizes the hydrogen and oxygen gas produced by electrolyzing water by the battery to be ignited in a semi-sealed container, utilizes the characteristic of high combustion speed of the hydrogen and oxygen mixed gas to controllably produce high-frequency vibration and crisp sound instantly generated by deflagration, and simultaneously, the gas rapidly expands after combustion to push out the color ribbon at the pipe orifice, so that the color ribbon flies in the high air, thereby achieving the double effects of hearing and vision, and having no pollution, safety and reliability; one end of the gas guide pipe is communicated into the gas storage cylinder, and the top of the gas storage cylinder is arranged in a closed manner, so that even a small amount of gas floats in the gas storage cylinder, and the ignition success rate is increased; an opening shape is formed between the air storage cylinder and the explosion-proof cylinder, so that the base of the explosion-proof cylinder can fully push the combustion and explosion air flow out of the pipe orifice.
Drawings
The accompanying drawings, which 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 principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic diagram of a second embodiment of the present invention;
FIG. 3 is a schematic view of the structure of the explosion-proof panel of the present invention;
FIG. 4 is a third schematic of an embodiment of the present invention;
labeled as: 1. an explosion-proof cylinder; 2. an air cylinder; 3. fixing a bracket; 4. an explosion-proof cylinder base; 5. a vent hole; 6. an explosion-proof bottom plate; 7. an air duct; 8. a pulse igniter; 9. an upper cylinder body; 10. a colored ribbon; 11. a gas storage chamber; 12. a hydrogen and oxygen generator; 13. a battery; 14. a control panel; 15. an explosion-proof aluminum plate; 16. a one-way valve.
Detailed Description
As shown in figure 1, the oxyhydrogen salute device comprises an explosion-proof cylinder 1 and an upper cylinder 9.
The top of the explosion-proof cylinder 1 is open and is internally provided with an explosion-proof cylinder base 4, an air storage cylinder 2 and an air duct 7.
The explosion-proof cylinder base 4 is internally provided with an air vent 5 for introducing the hydrogen-oxygen mixed gas, the explosion-proof cylinder base 4 is a cone and is arranged on the bottom wall of the explosion-proof cylinder 1, wherein the aim or intention of the invention can be met by fixing the explosion-proof cylinder base 4 on the bottom of the explosion-proof cylinder 1 in various ways such as welding, bolt or thread fixing, and the like, and in the embodiment, the explosion-proof cylinder base 4 is fixed with the explosion-proof cylinder 1 through thread connection, as shown in fig. 1.
The opening end of the gas storage cylinder 2 is positioned right above the cone of the explosion-proof cylinder base 4, the angle of the cone of the explosion-proof cylinder base 4 is 10-80 degrees, and when gas is ignited in the gas storage cavity 11 of the gas storage cylinder 2, the inclined plane is utilized to fully extend the sound of deflagration expanded gas to the outlet of the upper cylinder 9.
The air storage cylinder 2 is a cylinder body with one end arranged in an open manner and the other end arranged in a closed manner, the open end of the air storage cylinder 2 is arranged right above the explosion-proof cylinder base 4, the air storage cylinder 2 is fixed on the explosion-proof cylinder 1, and the fixation means that the air storage cylinder 2 is fixed in the explosion-proof cylinder 1 by various ways such as welding, bolt or thread fixation and the like, so that the purpose or intention of the invention is met as long as the air storage cylinder 2 is fixed in the explosion-proof cylinder 1.
One end of the air duct 7 is connected with the vent hole 5, the other end of the air duct 7 is arranged in the air storage cylinder 2, and the air duct 7 is used for guiding oxyhydrogen gas from the vent hole 5 into the air storage cavity 11 of the air storage cylinder 2; an ignition device is arranged on the side wall of the air cylinder 2.
In this embodiment, the gas receiver 2 is fixed inside the explosion-proof cylinder 1 through the fixed bolster 3, and the horizontal cross section of the fixed bolster 3 is the cross, and the fixed bolster 3 adopts welded mode and gas receiver 2 and 1 fixed connection of explosion-proof cylinder, can effectively stabilize the use of fixed gas receiver 2 device, and the cross setting makes it can not block the air current.
Ignition is pulse ignition ware 8, and it arranges on the blind end or the lateral wall of gas receiver 2, and pulse ignition ware 8's arc part is arranged in inside the gas receiver 2, and its circular telegram back produces the electric spark in order to ignite the inside oxyhydrogen mist of gas receiver 2, and wherein, about ignition's the preferred top of installation, hydrogen is lighter, easily floats in gas receiver top position, consequently locates the top with ignition for ignition accuracy improves by a wide margin.
Go up barrel 9, both ends are uncovered setting, go up barrel 9 bottom cover and locate the top of explosion-proof section of thick bamboo 1, go up the built-in holding barrel in the top position of barrel 9, the bottom of holding barrel is equipped with the bleeder vent for the air current circulates.
The invention utilizes the battery 13 to electrolyze water to produce oxyhydrogen gas, ignites in a semi-sealed container, utilizes the characteristic of fast combustion speed of oxyhydrogen mixed gas, can controllably produce deflagration and instantly emit high-frequency vibration and crisp sound, and simultaneously, the gas expands rapidly after combustion to push out the color ribbon 10 at the pipe orifice, so that the color ribbon 10 flies in high altitude, thereby achieving the double effects of hearing and vision, and having no pollution, safety and reliability; one end of the gas guide tube 7 is communicated into the gas storage cylinder 2, and the top of the gas storage cylinder 2 is arranged in a closed manner, so that even a small amount of gas floats in the gas storage cylinder 2, and the ignition success rate is increased; an opening shape is formed between the air storage cylinder 2 and the explosion-proof cylinder 1, so that the explosion-proof cylinder base 4 can fully push the combustion and explosion air flow out of the pipe orifice.
Example two
As shown in fig. 2-3, compared with the first embodiment, the present embodiment further includes an explosion-proof aluminum plate 15, a hydrogen-oxygen generator 12, and an explosion-proof bottom plate 6.
The bottom wall of the explosion-proof aluminum plate 15 is contacted with the top of the air storage cylinder 2, and the explosion-proof aluminum plate 15 is in a cross shape.
The oxyhydrogen generator 12 is connected with the vent hole 5 through a pipeline, and a check valve 16 is arranged on the pipeline to prevent a plurality of gun barrels from being detonated by series fire. The explosion-proof bottom plate 6 is fixed at the bottom of the explosion-proof cylinder 1, the top of the oxyhydrogen generator 12 is fixed with the bottom surface of the explosion-proof bottom plate 6, wherein the explosion-proof bottom plate 6 is used for bearing the vibration isolation of the upper half deflagration part and the lower electrolysis gas production part, the bottom plate can be made of aluminum plates, has explosion-proof function and light weight, and can effectively block the impact of the upper half part on the gas production electrolysis unit.
The use principle of the oxyhydrogen gun salute device is as follows:
by utilizing the specific gravity characteristic of oxyhydrogen mixed gas and air, oxyhydrogen gas mixed in proportion enters a vent hole 5 through a one-way valve, then the mixed gas is collected in a gas storage space in a gas storage cylinder 2 in a short-time centralized manner through a gas guide pipe 7, when electric sparks generated after a pulse igniter 8 is electrified ignite the oxyhydrogen mixed gas in the gas storage cylinder 2, oxyhydrogen is combusted and exploded to ensure that the gas volume is instantly and rapidly expanded to generate a brittle sound with high decibel (110 decibel and 120 decibel), meanwhile, the explosive gas impacts a conical inclined plane on an explosion-proof cylinder base 4 through a bottom outlet of the gas storage cylinder 2 to enter a space between the explosion-proof cylinder 1 and the gas storage cylinder 2, the combustion gas is flushed out of a top outlet of the explosion-proof cylinder 1 at a certain pressure, in the embodiment, an upper cylinder 9 is used for storing colored paper or colored ribbons 10 and then enters the upper cylinder 9 to jet the colored paper at a certain speed, the sound and visual effects of the firecracker explosion are achieved.
In this embodiment, the oxyhydrogen gun salute device and the oxyhydrogen generator 12 are also provided with a power supply, a gas production indicator light and a standby indicator light, and are mutually linked and interlocked (for example, when gas is produced or the standby indicator light is not lighted, remote ignition cannot be established, and the control is performed by the control panel 14), so that personal safety is effectively protected.
The upper cylinder body 9 is a smooth-wall pipe, so that the resistance of the inner wall is reduced, the colored flower is effectively sprayed out, and the cost and the weight can be reduced by using plastic; the explosion-proof cylinder 1 is an aluminum tube (not only an aluminum material, but also any material capable of achieving the same technical effect), has the functions and functions of igniting gas, then bearing explosion to enable gas expansion airflow to go upwards, can be used by the aluminum tube, and can be explosion-proof and light in weight; the horizontal sections of the upper barrel body 9 and the explosion-proof barrel 1 are circular or polygonal.
The explosion-proof cylinder 1 is a stainless steel cylinder (not only stainless steel but any material capable of achieving the same technical effect) with an outer diameter of 64mm, an inner diameter of 60mm and a height of 250 mm;
the air cylinder 2 is a stainless steel cylinder (not only stainless steel but any material capable of achieving the same technical effect) with the outer diameter of 45mm, the inner diameter of 40mm and the height of 150 mm;
the air duct 7 is a steel pipe (not limited to steel material, any material capable of achieving the same technical effect) with an inner diameter of 3mm and a length of 130 mm.
EXAMPLE III
As shown in fig. 3, the oxyhydrogen gun salute device is formed by combining the oxyhydrogen gun salute devices in the second embodiment, can be designed into a plurality of tubes to be continuously launched according to requirements, can be charged for repeated use (can be plugged for commercial use), and is energy-saving, environment-friendly, convenient and safe.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. An oxyhydrogen salute device, which is characterized by comprising
The top of the explosion-proof cylinder is arranged in an open manner, the explosion-proof cylinder base, the air storage cylinder and the air guide tube are arranged in the explosion-proof cylinder base, an air vent for introducing hydrogen-oxygen mixed gas is arranged in the explosion-proof cylinder base, the air storage cylinder is a cylinder body with one open end and the other closed end, the open end of the air storage cylinder is arranged right above the explosion-proof cylinder base, one end of the air guide tube is connected with the air vent, and the other end of the air guide tube is arranged in the air storage cylinder; an ignition device is arranged on the wall of the air storage cylinder;
go up the barrel, both ends are uncovered setting, go up the barrel bottom cover and locate the top of explosion-proof cylinder, go up the built-in holding barrel in the top position of barrel, the bottom of holding barrel is equipped with the bleeder vent.
2. The oxyhydrogen gun salute device according to claim 1, wherein the base of the explosion-proof cylinder is a cone and is arranged on the bottom wall of the explosion-proof cylinder, and the open end of the gas storage cylinder is positioned right above the cone of the base of the explosion-proof cylinder.
3. The oxyhydrogen gun salute device according to claim 1, further comprising an oxyhydrogen generator, wherein the oxyhydrogen generator is connected with the vent hole through a pipeline, and the pipeline is provided with a one-way valve.
4. The oxyhydrogen gun salute device according to claim 3, further comprising an explosion-proof bottom plate, wherein the explosion-proof bottom plate is fixed at the bottom position of the explosion-proof cylinder, and the top of the oxyhydrogen generator is fixed with the bottom surface of the explosion-proof bottom plate.
5. The oxyhydrogen gun salute device according to claim 1, further comprising an explosion-proof aluminum plate parallel to the bottom wall of the explosion-proof cylinder, wherein the bottom wall of the explosion-proof aluminum plate is in contact with the top of the gas cylinder, and the explosion-proof aluminum plate is in a cross shape.
6. The oxyhydrogen gun salute device according to claim 1, wherein the ignition device is a pulse igniter which is arranged on the closed end or the side wall of the gas storage cylinder, the arc part of the pulse igniter is arranged inside the gas storage cylinder, and the pulse igniter generates electric spark to ignite the oxyhydrogen mixture gas inside the gas storage cylinder after being electrified.
7. The oxyhydrogen gun salute device according to claim 1, comprising a fixing bracket for fixing the gas storage cylinder in the explosion-proof cylinder, wherein the horizontal section of the fixing bracket is cross-shaped, and the fixing bracket is fixedly connected with the gas storage cylinder and the explosion-proof cylinder in a welding manner.
8. The oxyhydrogen gun salute device according to claim 1, wherein the upper cylinder is a plain-wall tube, and the explosion-proof cylinder is an aluminum tube; the horizontal sections of the upper barrel body and the explosion-proof barrel are circular or polygonal.
9. The oxyhydrogen gun salute device according to claim 2,
the explosion-proof cylinder is a stainless steel cylinder with the outer diameter of 64mm, the inner diameter of 60mm and the height of 250 mm;
the air storage cylinder is a stainless steel cylinder with the outer diameter of 45mm, the inner diameter of 40mm and the height of 150 mm;
the cone angle of the base of the explosion-proof cylinder is 10-80 degrees;
the air duct is a steel pipe with an inner diameter of 3mm and a length of 130 mm.
10. An oxyhydrogen gun salute device characterized by being combined by a plurality of oxyhydrogen gun salute devices according to claim 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111155611.XA CN113819812B (en) | 2021-09-29 | 2021-09-29 | Oxyhydrogen salute device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111155611.XA CN113819812B (en) | 2021-09-29 | 2021-09-29 | Oxyhydrogen salute device |
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| Publication Number | Publication Date |
|---|---|
| CN113819812A true CN113819812A (en) | 2021-12-21 |
| CN113819812B CN113819812B (en) | 2024-08-06 |
Family
ID=78915948
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111155611.XA Active CN113819812B (en) | 2021-09-29 | 2021-09-29 | Oxyhydrogen salute device |
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| Country | Link |
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| CN (1) | CN113819812B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115745711A (en) * | 2022-11-02 | 2023-03-07 | 北京卫星环境工程研究所 | Aluminum powder premixing reaction chamber for hydrogen-oxygen detonation driven light gas gun |
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| CN215832587U (en) * | 2021-09-29 | 2022-02-15 | 江苏鑫浩新材料科技有限公司 | Oxyhydrogen gun salute device |
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| CN1661321A (en) * | 2004-02-23 | 2005-08-31 | 孙福玉 | Remote radio controlled igniter for fireworks |
| CN2774607Y (en) * | 2005-01-28 | 2006-04-26 | 宁立新 | Air pressure color flower gun salute |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115745711A (en) * | 2022-11-02 | 2023-03-07 | 北京卫星环境工程研究所 | Aluminum powder premixing reaction chamber for hydrogen-oxygen detonation driven light gas gun |
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| CN113819812B (en) | 2024-08-06 |
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