CN106247867A - A kind of firecrackers shell and firecrackers - Google Patents
A kind of firecrackers shell and firecrackers Download PDFInfo
- Publication number
- CN106247867A CN106247867A CN201610641701.2A CN201610641701A CN106247867A CN 106247867 A CN106247867 A CN 106247867A CN 201610641701 A CN201610641701 A CN 201610641701A CN 106247867 A CN106247867 A CN 106247867A
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- China
- Prior art keywords
- firecrackers
- bellows housing
- shell
- bellows
- hot melt
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Classifications
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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
- F42B4/04—Firecrackers
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Toys (AREA)
- Air Bags (AREA)
Abstract
The invention provides a kind of firecrackers shell and firecrackers, the firecrackers shell of the present invention include bellows housing and be arranged in bellows housing cyst wall on ignitor, bellows housing is one-body molded and has inflation position, and the cyst wall of inflation near sites position forms hot melt structure.During manufacture, in the inner chamber of bellows housing, it is filled with fuel gas by inflation position, then by hot melt structure melted by heat, inflation position is blocked, easy to process；Fuel gas in bellows housing, when setting off, is lighted by the firecrackers being made by this firecrackers shell by ignitor, and fuel gas vigorous combustion explodes, and does not generate solid product and harmful gas, does not results in atmospheric pollution and environmental pollution.
Description
Technical field
The present invention relates to a kind of firecrackers shell and firecrackers.
Background technology
Traditional firecrackers are mainly fills gunpowder in the inner chamber of tubular paper shell, then by the port sealing of paper shell, and from
Lead-in wire is from inside to outside drawn in one end of paper shell, and tubular paper shell is firecrackers shell.After a combustion wire, by lead-in wire by paper shell
Propellant ignition, powder burning also explodes, thus produces big gun sound.This firecrackers can produce during setting off substantial amounts of to be had
Evil gas and flue dust, cause atmospheric pollution；Meanwhile, the paper shell of firecrackers is scraped, and also produces substantial amounts of shredded paper bits, inconvenience cleaning.
Summary of the invention
It is an object of the invention to provide a kind of environmental protection firecrackers, in order to solve traditional firecrackers loading gunpowder after setting off
The problem polluting environment；Meanwhile, the present invention also provides for a kind of firecrackers shell being applicable to these firecrackers.
The firecrackers shell of the present invention include bellows housing and be arranged in bellows housing cyst wall on a pair ignitor, institute
State bellows housing one-body molded.During manufacture, being filled with explosive mixture in the inner chamber of bellows housing, then bellows housing seals
Stifled, easy to process；The firecrackers being made by this firecrackers shell are when setting off, by ignitor by bellows housing
Explosive mixture light, explosive mixture occur blast produce big gun sound, do not generate solid product or harmful gas, will not
Cause atmospheric pollution and environmental pollution.
As the improvement further of the firecrackers shell to the present invention, bellows housing has inflation position, inflates near sites
The cyst wall of position forms hot melt structure, is inflated in bellows housing cavity by inflation position during fabrication, then by adding
Hot hot melt structure is by bellows housing cavity sealing by fusing, easily manufactured.
Further, the thickness of hot melt structure, at least above the thickness with hot melt structure adjacent part of cyst wall, so exists
When cramming the breach at inflation position by hot melt structure is added heat fusing, it is not result in that the cyst wall inflating near sites ruptures,
Ensure that the sealing of bellows housing cavity.
Or the hot melt structure of the firecrackers shell of the present invention can protrude to the outside of bellows housing and form projection, so logical
Cross hot melt structure is added heat fusing and cram inflation position breach time, also not easily lead to inflate near sites cyst wall break
Split.
Further, two electrodes of ignitor are all for being made up of wire and the plastic cord skin that packs tightly outside wire
Electric wire, such ignitor can be easier to be consolidated with bellows housing, it is ensured that bellows housing is at ignitor
Sealing, electric wire has certain pliability simultaneously, it is simple to wiring.
Further, bellows housing can be set to slender structure, and inflation position and ignitor lay respectively at elongated
The two ends of type bellows housing, are so easy to processing.
Further, ignitor uses pulsed ignitor.
The firecrackers of the present invention include bellows housing and be arranged in bellows housing cyst wall on a pair ignitor, described
Bellows housing is one-body molded, is injected with in setting ratio and is made up of with combustion-supporting gas fuel gas in the sealed internal chamber of bellows housing
Explosive mixture.Do not have solid particle and harmful gas to produce after the firecracker setting-off of the present invention, will not produce shredded paper bits, peace yet
Loopful is protected, free from environmental pollution.
As the improvement further of the firecrackers to the present invention, bellows housing has inflation position, inflates near sites position
The cyst wall putting place forms hot melt structure, and after charging explosive mixture in bellows housing cavity, inflation position is melted by hot melt structure
Seal and make bellows housing form closed structure.The most during fabrication, inflated in bellows housing cavity by inflation position, then lead to
Crossing heating hot melt structure by bellows housing cavity sealing by fusing, manufacture process is very convenient.
As the improvement of the two schemes to above-mentioned firecrackers, when being filled with explosive mixture in bellows housing cavity, interior
In chamber, the volume of gas is more preferably less than the volume of bellows housing cavity, accordingly even when manufacturing or in transportation, bellows housing
The most completely enclosed, the explosive mixture in its inner chamber also will not eliminate potential safety hazard to outward leakage.
Further, the thickness of hot melt structure, at least above the thickness with hot melt structure adjacent part of cyst wall, so exists
When cramming the breach at inflation position by hot melt structure is added heat fusing, it is not result in that the cyst wall inflating near sites ruptures,
Ensure that the sealing of bellows housing cavity.
Or the hot melt structure of the firecrackers of the present invention can protrude to the outside of bellows housing and form projection, is so passing through
When hot melt structure being added heat fusing and crams the breach at inflation position, the cyst wall also not easily leading to inflate near sites ruptures.
Further, bellows housing can be set to slender structure, and inflation position and ignitor lay respectively at elongated
The two ends of type bellows housing, are so easy to processing.
Further, two electrodes of ignitor are all for being made up of wire and the plastic cord skin that packs tightly outside wire
Electric wire, such ignitor can be easier to be consolidated with bellows housing, it is ensured that bellows housing is at ignitor
Sealing, electric wire has certain pliability simultaneously, it is simple to wiring.
Further, ignitor uses pulsed ignitor.
Accompanying drawing explanation
Fig. 1 be firecrackers of the present invention embodiment one in the structural representation of firecrackers shell；
Fig. 2 be firecrackers of the present invention embodiment four in the structural representation of firecrackers shell；
Fig. 3 be firecrackers of the present invention embodiment five in the structural representation of firecrackers shell；
Fig. 4 be firecrackers of the present invention embodiment seven in the structural representation of firecrackers shell；
Fig. 5 be firecrackers of the present invention embodiment nine in the structural representation of firecrackers shell；
Fig. 6 be firecrackers of the present invention another kind of embodiment in the structural representation of firecrackers shell.
In figure, 1, bellows housing；10, inner chamber；11, inflation position；12, hot melt structure；21, sparking electrode；22, ground connection electricity
Pole.
Detailed description of the invention
Below in conjunction with the accompanying drawings embodiments of the present invention are described further.
The embodiment one of the firecrackers of the present invention, as it is shown in figure 1, include firecrackers shell, firecrackers shell includes using plastic material one
Body formed bellows housing 1, bellows housing 1 has sealed internal chamber 10.Ignitor, point it is equipped with on the cyst wall of bellows housing 1
Thermoelectricity pole includes that sparking electrode 21 and ground electrode 22, sparking electrode 21, ground electrode 22 all have one end to be exposed at bellows housing
Outside, one end is stretched in the sealed internal chamber 10 of bellows housing.Wire includes ground wire and live wire, and sparking electrode is exposed at outside bellows housing
One end be connected with live wire, one end that ground electrode is exposed at outside bellows housing is connected with ground wire.The bellows housing cavity of firecrackers shell
In be filled with by the explosive mixture being made up of fuel gas and combustion-supporting gas in setting ratio.
Wherein, explosive mixture can be the mixed gas mixed by oxygen and acetylene, or oxygen and methane mix
The mixed gas closed, or the mixed gas etc. that oxygen and hydrogen mix；Setting ratio refers to the dense of mixed gas
Degree ratio is within the scope of explosion limit.
This firecrackers, when making, directly can be filled in the inner chamber of bellows housing when bellows housing molding by blowing
Entering explosive mixture, but this manufacturing process is cumbersome, difficulty is higher, and production cost is higher.Firecrackers, when setting off, pass through
The sparking electrode 21 of ignitor produces electric spark to ground electrode 22 electric discharge, and the fuel gas in sealed internal chamber 10 is by electric spark
Ignite and explode, thus producing big gun sound.When fuel gas is the carbonaceous gas such as acetylene or methane, blast generates dioxy
Change carbon and water；When fuel gas is hydrogen, blast generates water, and other solid products or harmful gas, do not result in
Environmental pollution；Additionally, bellows housing is burst, compare traditional paper web firecrackers shell and will not produce shredded paper bits, also allow for cleaning.For
Making ignitor electric discharge more reliable, the sparking electrode 21 of ignitor and ground electrode 22 be positioned in bellows cavity 1 inner chamber
Two ends close to each other.
The embodiment two of the firecrackers of the present invention is the further improvement for embodiment one.In embodiment two, firecrackers shell
Bellows housing have inflation position 11, inflation position 11 near position cyst wall formed hot melt structure 12.During manufacture, bellows shell
Body molding in advance, the inner chamber of bellows housing has air.Now, at inflation position 11, the cyst wall of bellows housing is pierced through also with air tube
Stretch in sealed internal chamber 10, then in sealed internal chamber 10, be filled with explosive mixture by air tube, then extract air tube and to hot melt
Heat at structure 12, make the plastic cement melted by heat at hot melt structure and fill up the breach passed by air tube, last charging portion
Position sealing by fusing also ensures that the inner chamber of bellows housing is in air-tight state.Certainly, in order to control explosive mixture in bellows housing cavity
Ratio, it is also possible to after air tube penetrates in the inner chamber of bellows housing, first by the original air in inner chamber all or portion
Divide and extract out, then suction explosive mixture in inner chamber.The firecrackers of the present embodiment, are filled with quick-fried when molding bellows housing the most simultaneously
Exploding gaseous mixture, the explosive mixture later stage is filled with, and manufacturing process difficulty reduces.
The embodiment three of the firecrackers of the present invention is the further improvement made on the basis of embodiment two or embodiment one.
Concrete, in embodiment three, the volume of the gas in bellows housing cavity is less than the volume of bellows housing cavity, namely
Saying, after being filled with explosive mixture in the inner chamber to bellows housing, explosive mixture in inner chamber or explosive mixture are with empty
The volume of the mixed gas of gas is less than the volume of bellows housing cavity, and result is so that bellows housing slightly deflated.Accordingly even when
During manufacturing, transporting or deposit, bellows housing seal is tight, and its internal gas will not be to outward leakage, but outside air
Enter in bellows housing, it is to avoid the leakage of explosive mixture, improve safety.
The embodiment four of the firecrackers of the present invention has been made further having improved for above-described embodiment two or embodiment three.
As in figure 2 it is shown, in embodiment four, in order to avoid hot melt structure 12 being heated and sealing by fusing air tube passes at inflation position 11
Perforation time, the hot melt structure 12 position the thinnest even broken hole of thickness, when injection, make the thickness of hot melt structure 12 more than cyst wall
The thickness with hot melt structure adjacent part.The thickness of hot melt structure is relatively big, and plastic layer is thicker, when perforation is filled up in fusing, i.e.
The thickness making hot melt structure is drawn thin, is also not easy broken hole, improves bellows housing airtight performance.
The improvement that the embodiment five of the firecrackers of the present invention is made again for above-described embodiment two or embodiment three.Such as figure
Shown in 3, hot melt structure 12 protrudes to the outside of bellows housing 1 and forms projection, protruding also for increasing near inflation position 12
Plastic cement amount, it is to avoid when the perforation that sealing by fusing air tube passes, broken hole at hot melt structure.
Present invention also offers the embodiment six of firecrackers, wherein, embodiment six both can be improvement based on embodiment one,
Can also be based on embodiment two, embodiment three, embodiment four or the improvement of embodiment five.Specifically, in the present embodiment, capsule
Sandwich type element is slender structure, and meanwhile, inflation position and ignitor lay respectively at the two ends of slender type bellows housing.So exist
Thrust time the inner chamber of bellows housing is inflated by air tube, it is to avoid the interference of air tube and electrode, it is simple to inflation.Certainly, exist
In other embodiments, such as, in the case of the lateral dimension of firecrackers is relatively big, inflation position can be respectively positioned on elongated with ignitor
On the side of type bellows housing, or, inflation position is positioned at one end of bellows housing, and ignitor is positioned at the side of bellows housing
On.Certainly, bellows housing can also be spherical.
Present invention also offers the embodiment seven of firecrackers, embodiment seven is to be remembered to embodiment six based on above-described embodiment one
The improvement of the multiple embodiments carried.As shown in Figure 4, in the present embodiment, it is preferable that two electrodes of ignitor are by wire
The electric wire constituted with the plastic cord skin packed tightly outside wire.Use the electric wire having insulation sheath to wrap up as electrode, it is possible to becoming
During type bellows housing, preferably making electrode seal with bellows housing consolidation, meanwhile, electric wire has certain pliability, it is simple to connect
Line.Compared to using bare conductor electrode, improve the sealing property of bellows housing cavity, also allow for being connected with power supply.
Present invention also offers the embodiment eight of firecrackers, this embodiment is provided to embodiment seven for above-described embodiment one
The embodiment of many firecrackers improve, in this embodiment, ignitor is preferably by pulsed ignitor, more just
In controlling setting off of firecrackers.
The present invention also improves on the basis of the embodiment one of firecrackers and defines embodiment nine.Certainly, embodiment two
The improvement project described in the present embodiment can also be used to the firecrackers described in embodiment eight.As it is shown in figure 5, bellows housing 1
Cyst wall on injection time form pin hole, i.e. process bellows housing time, the inner chamber 10 of bellows housing is the most airtight.This pin hole is made
For inflation position 11, when processing firecrackers, air tube directly can be stretched into by pin hole in the inner chamber of bellows housing, fill in inner chamber
Explosive mixture, after having inflated, extracts air tube and by hot melt structure by pin hole sealing by fusing.In air tube inserts pin hole
After, it is also possible to first the air in bellows housing cavity is completely or partially extracted out, be re-filled with explosive mixture.
In the embodiment of above-mentioned many firecrackers, inflation position is respectively positioned on the centre position of hot melt structure, i.e. hot melt structure
Ring is located at around inflation position, and in other embodiments, as shown in Figure 6, hot melt structure may be located at the inclined side at inflation position.
The firecrackers simple in construction of the present invention, easy to process, clean environment firendly.Compare and the firecrackers of traditional paper web filling gunpowder
Lighter in weight, it is simple to transport, in manufacturing the course of processing, safety is higher.
The embodiment of the firecrackers shell of the present invention: the structure phase of its concrete structure and the firecrackers shell in above-mentioned firecrackers embodiment
With, here is omitted.
Claims (10)
1. a firecrackers shell, is characterized in that, this firecrackers shell include bellows housing and be arranged in bellows housing cyst wall on one
To ignitor, described bellows housing is one-body molded.
Firecrackers shell the most according to claim 1, is characterized in that, described bellows housing has inflation position, and inflation position is attached
Cyst wall near position forms hot melt structure.
Firecrackers shell the most according to claim 2, is characterized in that, the thickness of described hot melt structure at least above cyst wall with heat
The thickness of clinkering structure adjacent part.
Firecrackers shell the most according to claim 2, is characterized in that, described hot melt structure protrudes to the outside of bellows housing and formed
Protruding.
5. according to the firecrackers shell described in claim 1-4 any one, it is characterized in that, two electrodes of described ignitor are
The electric wire being made up of with the plastic cord skin packed tightly outside wire wire.
6. according to the firecrackers shell described in claim 1-4 any one, it is characterized in that, described ignitor is pulsed ignition power
Pole.
7. according to the firecrackers shell described in claim 1-4 any one, it is characterized in that, described bellows housing is slender type, inflation
Position and ignitor lay respectively at the two ends of slender type bellows housing.
8. firecrackers, is characterized in that, including bellows housing and be arranged in bellows housing cyst wall on a pair ignitor,
Described bellows housing is one-body molded, has been filled with by fuel gas and combustion-supporting gas in setting ratio in the sealed internal chamber of bellows housing
The explosive mixture of composition.
Firecrackers the most according to claim 8, is characterized in that, described bellows housing has inflation position, inflate near sites
The cyst wall of position forms hot melt structure, and after charging explosive mixture in bellows housing cavity, inflation position is by hot melt structure
Sealing by fusing and make bellows housing formed closed structure.
The most according to claim 8 or claim 9, firecrackers, is characterized in that, the volume of the gas in bellows housing cavity is less than bellows
The volume of housing cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610641701.2A CN106247867B (en) | 2016-08-08 | 2016-08-08 | A kind of firecrackers shell and firecrackers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610641701.2A CN106247867B (en) | 2016-08-08 | 2016-08-08 | A kind of firecrackers shell and firecrackers |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106247867A true CN106247867A (en) | 2016-12-21 |
| CN106247867B CN106247867B (en) | 2017-12-08 |
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ID=58078145
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610641701.2A Active CN106247867B (en) | 2016-08-08 | 2016-08-08 | A kind of firecrackers shell and firecrackers |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101042292A (en) * | 2006-03-21 | 2007-09-26 | 上海市闵行第二中学 | No explosive core firecracker |
| CN201110742Y (en) * | 2007-12-04 | 2008-09-03 | 吕德兴 | Environment friendly firecrackers |
| CN201373716Y (en) * | 2009-03-05 | 2009-12-30 | 山东科技职业学院 | Firecracker |
| CN201867130U (en) * | 2010-08-31 | 2011-06-15 | 夏宗仁 | Colorful fireworks emitting device |
| CN104819664A (en) * | 2015-05-27 | 2015-08-05 | 中国航天空气动力技术研究院 | Firecracker |
-
2016
- 2016-08-08 CN CN201610641701.2A patent/CN106247867B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101042292A (en) * | 2006-03-21 | 2007-09-26 | 上海市闵行第二中学 | No explosive core firecracker |
| CN201110742Y (en) * | 2007-12-04 | 2008-09-03 | 吕德兴 | Environment friendly firecrackers |
| CN201373716Y (en) * | 2009-03-05 | 2009-12-30 | 山东科技职业学院 | Firecracker |
| CN201867130U (en) * | 2010-08-31 | 2011-06-15 | 夏宗仁 | Colorful fireworks emitting device |
| CN104819664A (en) * | 2015-05-27 | 2015-08-05 | 中国航天空气动力技术研究院 | Firecracker |
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| Publication number | Publication date |
|---|---|
| CN106247867B (en) | 2017-12-08 |
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| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Cheng Donglai Inventor after: Chen Jiazhuo Inventor after: Chen Jiayue Inventor after: Sun Ruyi Inventor before: Sun Ruyi Inventor before: Chen Jiazhuo Inventor before: Chen Jiayue |
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