CN113899251A - Lift-off firework array and setting-off method thereof - Google Patents
Lift-off firework array and setting-off method thereof Download PDFInfo
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- CN113899251A CN113899251A CN202010644179.XA CN202010644179A CN113899251A CN 113899251 A CN113899251 A CN 113899251A CN 202010644179 A CN202010644179 A CN 202010644179A CN 113899251 A CN113899251 A CN 113899251A
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- electromagnetic valve
- combustion
- firework
- combustible gas
- lift
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- 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
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- Feeding And Controlling Fuel (AREA)
Abstract
The invention discloses an ascending firework array and a setting off method thereof, wherein 2 or more than 2 ascending fireworks are arranged together, the lift-off firework comprises an upper barrel and a lower barrel, the lower end of the upper barrel is assembled with the upper end of the lower barrel, and is fastened by a fastener, a lower plugging piece with a central hole is arranged in the lower end of the upper barrel, an inner barrel with a lead facing the lower plugging piece is arranged on the lower plugging piece, or the display shell is provided with a lead facing to the lower blocking piece, the upper blocking piece is arranged on the inner cylinder or the display shell, the side wall of the lower cylinder is provided with at least one igniter, at least one combustion-supporting gas input port and at least one combustible gas input port, the combustion-supporting gas input port of each lift-off firework is connected with a combustion-supporting gas electromagnetic valve, the combustible gas input port of each lift-off firework is connected with a combustible gas electromagnetic valve, and the combustion-supporting gas electromagnetic valve, the combustible gas electromagnetic valve and the igniter are respectively electrically connected with the controller. The method has the advantages that black powder is not used for the lift-off firework array, and the environment is protected.
Description
Technical Field
The invention relates to the technical field of fireworks, in particular to an ascending firework array and a setting-off method thereof.
Background
At present, black powder is utilized to lift off a firework array, a large amount of harmful gas and smoke particles are generated when the black powder is burnt, a large amount of residues are generated when packing materials and leads of the black powder are burnt, the environment is seriously polluted, and therefore fireworks are forbidden and limited to be released in many places in China and even in the world, and the development of firework economy is greatly hindered.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides an ascending firework array with a simple structure and a setting-off method thereof.
The invention adopts the following technical scheme.
A lift-off firework array is characterized in that 2 or more than 2 lift-off fireworks are arranged together, each lift-off firework comprises an upper barrel and a lower barrel, the lower end of the upper barrel is assembled with the upper end of the lower barrel and fastened by a fastener, a lower plug sheet with a central hole is arranged in the lower end of the upper barrel, an inner barrel with a lead facing the lower plug sheet or a display shell with a lead facing the lower plug sheet is arranged on the lower plug sheet, an upper plug sheet is arranged on the inner barrel or the display shell, the lower end of the lower barrel is closed, the upper end of the lower barrel is opened, the side wall of the lower barrel is provided with at least one igniter, at least one combustion-supporting gas inlet and at least one combustible gas inlet, the combustion-supporting gas of each lift-off firework is independently connected with the combustion-supporting gas electromagnetic valve or connected with the combustion-supporting gas electromagnetic valve through a pipeline in parallel, or part of the combustion-supporting gas electromagnetic valve is independently connected with the combustion-supporting gas inlet, one part of the gas inlet is connected with the combustible gas electromagnetic valve in parallel through a pipeline and then connected with the combustion-supporting gas electromagnetic valve, the combustion-supporting gas electromagnetic valve is connected with the combustion-supporting gas cylinder, the combustible gas inlet of each lift-off firework is connected with the combustible gas electromagnetic valve independently or connected with the combustible gas electromagnetic valve in parallel through a pipeline, or one part of the gas inlet is connected with the combustible gas electromagnetic valve independently, one part of the gas inlet is connected with the combustible gas electromagnetic valve in parallel through a pipeline and then connected with the combustible gas electromagnetic valve, the combustible gas electromagnetic valve is connected with the combustible gas cylinder, and the combustion-supporting gas electromagnetic valve, the combustible gas electromagnetic valve and the igniter are electrically connected with the controller respectively.
At least 2 holes are arranged around the central hole of the lower plugging piece.
The upper cylinder is made of paper, and the lower cylinder is made of steel, aluminum or aluminum alloy.
The igniter is a spark plug igniter or an electric arc igniter or a heating wire igniter.
The combustion-supporting gas input by the combustion-supporting gas input port is oxygen, and the combustible gas input by the combustible gas input port is methane, ethane, propane, butane, ethylene, propylene, butylene, acetylene, propyne or butyne or a mixture of 2 or more than 2 of the methane, the ethane, the propane, the butane, the ethylene, the propylene, the butylene, the acetylene, the propyne or the butyne.
The mixture of the combustible gas is liquefied petroleum gas.
The lift-off fireworks are fixed in the box body or on the trolley.
A method for setting off an ascending firework array comprises the following steps:
1) and (3) inflating: the controller respectively controls the opening time of each combustion-supporting gas electromagnetic valve and the opening time of each combustible gas electromagnetic valve according to the pre-programming, so that the volumes of the combustion-supporting gas and the combustible gas in the lower tube of the corresponding lifted fireworks are controlled and input, wherein the volume ratio of the combustion-supporting gas in the lower tube is 60-90%, and the volume ratio of the combustible gas is 10-40%;
2) and (3) ignition: and the controller controls the igniters in the lower barrels of the corresponding liftoff fireworks to ignite respectively after closing each combustion-supporting gas electromagnetic valve and each combustible gas electromagnetic valve according to the pre-programming.
Compared with the prior art, the invention has the advantages that black powder is not used in the lift-off firework array, a large amount of harmful gas and smoke dust particles are eliminated, the environment is protected, the development of the firework industry is promoted, the upper cylinder and parts arranged in the upper cylinder of the lift-off firework array can be assembled in a standardized way in a factory, strict and careful inspection is carried out in the factory, and then the parts are assembled with the lower cylinder on a setting-off site, so that the setting-off quality is ensured, and the time for field assembly is greatly reduced.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of a single lift-off firework.
Detailed Description
The invention is described in further detail below with reference to the figures and examples.
As shown in fig. 1-2, the lift-off firework array comprises a lift-off firework first 10, a lift-off firework second 13, a lift-off firework third 17 and a lift-off firework third 21 which are arranged together and fixed on a trolley 12. Taking the structure of the lift-off firework armor 10 as an example, the lift-off firework armor comprises an upper cylinder 1 and a lower cylinder 4, wherein the upper cylinder 1 is made of paper, the lower cylinder 4 is made of steel, the lower end of the upper cylinder 1 is assembled with the upper end of the lower cylinder 4, and is fastened by a fast-assembling clamp 3, the lower end of a lower barrel 4 is closed, the upper end of the lower barrel 4 is opened, the side wall of the lower barrel 4 is provided with an electric arc igniter 5, a combustion-supporting gas input port E9 and a combustible gas input port A6, the combustion-supporting gas input port E9 is independently connected with a combustion-supporting gas electromagnetic valve J8 through a pipeline, the combustion-supporting gas electromagnetic valve J8 is connected with a combustion-supporting gas cylinder (not shown in the figure) through a pipeline, the combustible gas input port A6 is separately connected with a combustible gas electromagnetic valve I7 through a pipeline, the combustible gas electromagnetic valve I7 is connected with a combustible gas cylinder (not shown in the figure) through a pipeline, and the electric arc igniter 5, the combustion-supporting gas electromagnetic valve J8 and the combustible gas electromagnetic valve I7 are respectively and electrically connected with a controller (not shown in the figure). The combustion-supporting gas input by the combustion-supporting gas input port E9 is oxygen, the combustible gas input by the combustible gas input port A6 is liquefied petroleum gas, the main components of the liquefied petroleum gas are propane and butane, and the liquefied petroleum gas is 1.5-2 times heavier than air. The lower end of the upper barrel 1 is internally provided with a lower plugging piece 29 with a central hole, 4 holes are arranged around the central hole of the lower plugging piece 29, a lead 30 is arranged on the lower plugging piece 29 and faces the inner barrel 2 of the lower plugging piece 29, and an upper plugging piece 31 is arranged on the inner barrel 2. The structures of the lift-off firework B13, the lift-off firework C17 and the lift-off firework D21 are the same as the structure of the lift-off firework A10, a combustible gas input port B11 of the lift-off firework B13 is independently connected with a combustible gas electromagnetic valve M23 through a pipeline, and a combustion-supporting gas input port F14 of the lift-off firework B13 is independently connected with a combustion-supporting gas electromagnetic valve N24 through a pipeline. The combustible gas input port C16 of the lift-off firework C17 is independently connected with a combustible gas solenoid valve O25 through a pipeline, and the combustion-supporting gas input port G19 of the lift-off firework C17 is independently connected with a combustion-supporting gas solenoid valve P26 through a pipeline. The combustible gas input port D20 of the lift-off firework dice 21 is independently connected with a combustible gas solenoid valve Q27 through a pipeline, and the combustion-supporting gas input port H22 of the lift-off firework dice 21 is independently connected with a combustion-supporting gas solenoid valve R28 through a pipeline. Each of the combustible gas solenoid valves is connected with a combustible gas cylinder (not shown in the figure) through a pipeline. Each combustion gas solenoid valve is connected with a combustion gas cylinder (not shown in the figure) through a pipeline. The electric arc igniters of the liftoff fireworks are respectively and electrically connected with the controller, and the combustible gas electromagnetic valve and the combustion-supporting gas electromagnetic valve of the liftoff fireworks are respectively and electrically connected with the controller.
A method for setting off an ascending firework array comprises the following steps:
1) and (3) inflating: the controller respectively controls the opening time of each lifting firework combustible gas electromagnetic valve and the opening time of each combustion-supporting gas electromagnetic valve according to the pre-programming, so that the volume of oxygen and liquefied petroleum gas in each lifting firework input lower barrel is controlled, and the volume ratio of the oxygen to the liquefied petroleum gas is 4.8: 1;
2) and (3) ignition: and the controller controls the electric arc igniters of the corresponding liftoff fireworks to ignite respectively after the combustible gas electromagnetic valves and the combustion-supporting gas electromagnetic valves of the liftoff fireworks are closed according to the pre-programming.
Claims (8)
1. A lift-off firework array is characterized in that 2 or more than 2 lift-off fireworks are arranged together, each lift-off firework comprises an upper barrel and a lower barrel, the lower end of the upper barrel is assembled with the upper end of the lower barrel and fastened by a fastener, a lower plug sheet with a central hole is arranged in the lower end of the upper barrel, an inner barrel with a lead facing the lower plug sheet or a display shell with a lead facing the lower plug sheet is arranged on the lower plug sheet, an upper plug sheet is arranged on the inner barrel or the display shell, the lower end of the lower barrel is closed, the upper end of the lower barrel is opened, the side wall of the lower barrel is provided with at least one igniter, at least one combustion-supporting gas inlet and at least one combustible gas inlet, the combustion-supporting gas of each lift-off firework is independently connected with the combustion-supporting gas electromagnetic valve or connected with the combustion-supporting gas electromagnetic valve through a pipeline in parallel, or part of the combustion-supporting gas electromagnetic valve is independently connected with the combustion-supporting gas inlet, one part of the gas inlet is connected with the combustible gas electromagnetic valve in parallel through a pipeline and then connected with the combustion-supporting gas electromagnetic valve, the combustion-supporting gas electromagnetic valve is connected with the combustion-supporting gas cylinder, the combustible gas inlet of each lift-off firework is connected with the combustible gas electromagnetic valve independently or connected with the combustible gas electromagnetic valve in parallel through a pipeline, or one part of the gas inlet is connected with the combustible gas electromagnetic valve independently, one part of the gas inlet is connected with the combustible gas electromagnetic valve in parallel through a pipeline and then connected with the combustible gas electromagnetic valve, the combustible gas electromagnetic valve is connected with the combustible gas cylinder, and the combustion-supporting gas electromagnetic valve, the combustible gas electromagnetic valve and the igniter are electrically connected with the controller respectively.
2. A liftoff firework array as claimed in claim 1, wherein there are at least 2 further holes around the central hole of the lower closure piece.
3. A lift-off firework array as claimed in claim 1, wherein said upper canister is made of paper and said lower canister is made of steel or aluminum alloy.
4. A liftoff firework array as claimed in claim 1, wherein the igniter is a spark plug igniter or an arc igniter or a glow wire igniter.
5. The lift-off firework array of claim 1, wherein the combustion-supporting gas input from the combustion-supporting gas input port is oxygen, and the combustible gas input from the combustible gas input port is methane, ethane, propane, butane, ethylene, propylene, butylene, acetylene, propyne or butyne or a mixture of 2 or more than 2 of the above combustible gases.
6. A liftoff firework array as claimed in claim 1, wherein the liftoff fireworks are fixed in a box or on a cart.
7. An airborne firework array as claimed in claim 5 wherein the mixture of combustible gases is liquefied petroleum gas.
8. A method for setting off an ascending firework array is characterized by comprising the following steps:
1) and (3) inflating: the controller respectively controls the opening time of each combustion-supporting gas electromagnetic valve and the opening time of each combustible gas electromagnetic valve according to the pre-programming, so that the volumes of the combustion-supporting gas and the combustible gas in the lower tube of the corresponding lifted fireworks are controlled and input, wherein the volume ratio of the combustion-supporting gas in the lower tube is 60-90%, and the volume ratio of the combustible gas is 10-40%;
2) and (3) ignition: and the controller controls the igniters in the lower barrels of the corresponding liftoff fireworks to ignite respectively after closing each combustion-supporting gas electromagnetic valve and each combustible gas electromagnetic valve according to the pre-programming.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010644179.XA CN113899251A (en) | 2020-07-07 | 2020-07-07 | Lift-off firework array and setting-off method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010644179.XA CN113899251A (en) | 2020-07-07 | 2020-07-07 | Lift-off firework array and setting-off method thereof |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6471507B1 (en) * | 1999-11-02 | 2002-10-29 | The United States Of America As Represented By The Secretary Of The Navy | WSL gas igniter |
| CN201177484Y (en) * | 2008-03-24 | 2009-01-07 | 吕兆华 | Firework gas launcher |
| CN202814236U (en) * | 2012-01-18 | 2013-03-20 | 雷鸣 | Emission cylinder with controllable chamber pressure |
| US20140238259A1 (en) * | 2013-02-22 | 2014-08-28 | Hanwha Corporation | Fireworks launching system and firework launching method |
| CN110553552A (en) * | 2019-08-01 | 2019-12-10 | 东信烟花集团有限公司 | gaseous emission type firework |
| CN212645533U (en) * | 2020-07-07 | 2021-03-02 | 杨玉香 | Lift-off firework array structure |
-
2020
- 2020-07-07 CN CN202010644179.XA patent/CN113899251A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6471507B1 (en) * | 1999-11-02 | 2002-10-29 | The United States Of America As Represented By The Secretary Of The Navy | WSL gas igniter |
| CN201177484Y (en) * | 2008-03-24 | 2009-01-07 | 吕兆华 | Firework gas launcher |
| CN202814236U (en) * | 2012-01-18 | 2013-03-20 | 雷鸣 | Emission cylinder with controllable chamber pressure |
| US20140238259A1 (en) * | 2013-02-22 | 2014-08-28 | Hanwha Corporation | Fireworks launching system and firework launching method |
| CN110553552A (en) * | 2019-08-01 | 2019-12-10 | 东信烟花集团有限公司 | gaseous emission type firework |
| CN212645533U (en) * | 2020-07-07 | 2021-03-02 | 杨玉香 | Lift-off firework array structure |
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