CN106225569A - A kind of liquid-gas phase transition firework launching device, combination unit and using method - Google Patents
A kind of liquid-gas phase transition firework launching device, combination unit and using method Download PDFInfo
- Publication number
- CN106225569A CN106225569A CN201610807647.4A CN201610807647A CN106225569A CN 106225569 A CN106225569 A CN 106225569A CN 201610807647 A CN201610807647 A CN 201610807647A CN 106225569 A CN106225569 A CN 106225569A
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- emission cavity
- liquid
- phase transition
- gas phase
- cylinder
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F41—WEAPONS
- F41F—APPARATUS FOR LAUNCHING PROJECTILES OR MISSILES FROM BARRELS, e.g. CANNONS; LAUNCHERS FOR ROCKETS OR TORPEDOES; HARPOON GUNS
- F41F1/00—Launching apparatus for projecting projectiles or missiles from barrels, e.g. cannons; Harpoon guns
-
- 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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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Catching Or Destruction (AREA)
Abstract
The invention belongs to firework launching technical field, particularly relate to a kind of liquid-gas phase transition firework launching device, combination unit and using method.Described a kind of liquid-gas phase transition firework launching device, including excitation power source, heater, emission cavity, attachment means, letting out can device and transmitting cylinder；Described attachment means connects emission cavity and launches cylinder, described emission cavity is offered a gas filling hole and communicates with inner chamber, and be correspondingly arranged on sealing-plug；Described excitation power source connects heater, described in let out and can be arranged on transmitting cylinder and emission cavity junction by device, for completely cutting off the inner chamber of emission cavity and the inner chamber launching cylinder.The inventive method step is: liquid carbon dioxide is added the inner chamber pressing fit into emission cavity by (1)；(2) fireworks to be launched are positioned in launching tube body；(3) opening excitation power source switch, heater heats to the liquid CO 2 in emission cavity, and fireworks ignition device simultaneously lights the delay grain of fireworks to be launched.
Description
Technical field
The invention belongs to firework launching technical field, particularly relate to a kind of liquid-gas phase transition firework launching device, combination dress
Put and using method.
Background technology
In prior art, the tradition medicament that launches that used of fireworks is black powder class and launches medicament, and black powder
Mainly it is made up of sulfur, potassium nitrate and Linesless charcoal, uses black powder class to launch medicament, a large amount of smog, dust when setting off, can be produced
And irritative gas, affecting appreciation effect also contaminated air, environment is also produced and destroys by the residue after setting off.Recently as
Improving constantly of environmental protection consciousness, people are more and more higher to the requirement of air quality, and fireworks produce and set off link focuses on ring
Guarantor is inexorable trend.On the other hand, black powder class propellant powder mechanical sensitivity is high, and it is easy because rubbing in production, transportation
Wipe, collide and have an accident, cause the heavy losses of property or casualties.
Currently, researching and developing smokeless medicament becomes fireworks industrial hot spot problem, and smokeless/micro-cigarette medicament composition is mainly composed of nitre
Cellulose/nitrocotton/retired munitions prescription double-basis powder and potassium hyperchlorate, ammonium persulfate etc., these smokeless medicament prices are high, add
Work technique is more complicated, and firework display effect is limited, still has residual medicine to combine in propelling charge cartridge case after setting off, and affects economic benefit and society's effect
Benefit.
Summary of the invention
For solving above-mentioned technical problem, the present invention proposes a kind of liquid-gas phase transition firework launching device, it is possible to according to transmitting
Highly, launch time require to realize the secure transmission of fireworks, launch link and do not produce smog, dust, harmful gas, energy during transmitting
Amount is released, and direction is adjustable does not produce traditional " fried cylinder " phenomenon.Concrete technical scheme is as follows:
A kind of liquid-gas phase transition firework launching device, including excitation power source, heater, emission cavity, attachment means, lets out energy
Device and transmitting cylinder；Described attachment means connects emission cavity and launches cylinder, and described emission cavity is offered a gas
Filling aperture communicates with inner chamber, and is correspondingly arranged on sealing-plug；Described excitation power source connect heater, described in let out can device arrange
Launching cylinder and emission cavity junction, for completely cutting off the inner chamber of emission cavity and the inner chamber launching cylinder.
Preferably, described heater is heating resistor, is arranged on inside emission cavity.
Preferably, described heater is induction loop, is wrapped in outside emission cavity.
Preferably, described connection member is that screw thread screws sleeve or card open tightening nail.
Preferably, let out described in device to be sheet metal.
Preferably, let out described in device to be composite material sheet.
Present invention also offers a kind of liquid-gas phase transition firework launching device using method, comprise the following steps:
(1) liquid carbon dioxide is added by filling aperture press fit into the inner chamber of emission cavity, and to filling aperture sealing-plug
Seal；
(2) fireworks to be launched are positioned in launching tube body；
(3) opening excitation power source switch, heater heats to the liquid carbon dioxide in emission cavity, meanwhile, and fireworks
Ignition device, lights the delay grain of fireworks to be launched.
Preferably, described fireworks igniter is electric firing device, is made up of an ignition circuit, and connects cigarette to be launched
The delay grain of flower.
Preferably, described fireworks igniter is friction firing device, by igniting end and excite end to form, described in ignite end
It is connected with the delay grain bottom of fireworks to be launched, excites end to be connected with launching cylinder.
Present invention also offers a kind of liquid-gas phase transition firework launching combination unit, including excitation power source, heater, transmitting
Cavity, attachment means, let out can device, launch cylinder and closed space body；Described attachment means connects emission cavity and confined air
Mesosome；Described letting out can be arranged on emission cavity and closed space body junction by device, for completely cutting off the inner chamber of emission cavity with close
Close space body inner chamber；Described closed space body draws several breather lines, and breather line connects launches cylinder, described launching tube
The quantity of body is 2 or more than 2, and breather line quantity is identical with launching cylinder quantity；One is offered on described emission cavity
Gas filling hole communicates with inner chamber, and is correspondingly arranged on sealing-plug；Described excitation power source connects heater.
Use the beneficial effect that the present invention obtains: the liquid-gas phase transition firework launching device that the present invention provides, acting process relates to
And the state of gas changes, belonging to physical change, be different from pyrotechnic composition blast, the chemical change of burning, moment produces high pressure gas
Body externally does work.(1) safety problem, the management and control problem utilizing pyrotechnic composition to relate to is avoided；(2) gas such as carbon dioxide gas body source
In the Nature, raw material is abundant, is compressed into liquid low cost, and fill operation is convenient, does not produce pollution, and total consuming is less than pyrotechnics
Medicine；(3) compressed gas is in low temperature state, and excitation process will not produce flame, spark, can endanger quick-fried having dust, gas etc.
Dangerous environment uses；(4) environmental protection, sustainable development theory under, use, social benefit, warp can be widely popularized
Ji benefit is the most notable.
Accompanying drawing explanation
Fig. 1 is liquid-gas phase transition firework launching apparatus structure schematic diagram of the present invention；
Fig. 2 is fireworks ignition device structure schematic diagrams；
Fig. 3 is to launch the structural representation that cylinder quantity is 3 in the present invention.
Detailed description of the invention
Below, in conjunction with the drawings and specific embodiments, the invention will be further described.
As it is shown in figure 1, liquid-gas phase transition firework launching device result schematic diagram of the present invention；Including excitation power source 1, heater
2, emission cavity 3, attachment means 4, let out can device 5 and launch cylinder 6；Described attachment means connects emission cavity and launching tube
Body, described emission cavity is offered a gas filling hole 7 and communicates with inner chamber, and be correspondingly arranged on sealing-plug 8；Described excite electricity
Source connects heater, described in let out and can be arranged on transmitting cylinder and emission cavity junction, for completely cutting off emission cavity by device
Inner chamber and the inner chamber launching cylinder.
Excitation power source: be mainly used in heater and reliably, quickly obtain heat energy, portable power source, mains lighting supply can be used.
Heater: be mainly used in the liquid gas in emission cavity is quickly heated.The principle of heating of heater can
Use the heating of electromagnetic induction heating, resistance and microwave heating.As used electromagnetic induction heating, the alternating current that excitation power source produces
Producing alternating magnetic field by induction apparatus (i.e. coil), magnetic conductivity object is placed in one and cuts alternate magnetic force line, thus in object
Portion produces the electric current (i.e. eddy current) of alternation, and eddy current makes the atom high speed random motion of interior of articles, and atom collides with each other, rubs
And produce heat energy, thus play the effect of heating article (i.e. liquid gas).
Emission cavity: for storing liquid gas 9, in embodiment, the built-in liquid gas of emission cavity is liquid titanium dioxide
Carbon.Carbon dioxide 20 DEG C, 5.6 × 106In liquid under Pa environment, liquid carbon dioxide is changed into gaseous state, and volumetric expansion is about
More than the 600 of original state times, form high pressure conditions at hermetic container, and pressure is up to 300MPa.
Attachment means: be mainly used in heater with launch cylinder reliable, be quickly connected, in embodiment use screw thread rotation
Tight or card open tightening form connects.
Let out energy device: the quickly liquid gas such as liquid carbon dioxide of heating, moment generation liquid-gas phase transition, volume is the most swollen
Swollen, after pressure reaches certain setting value, to let out and can open or rupture voluntarily by device, gases at high pressure moment releases, and enters and launches cylinder
And act on fireworks product to be launched.
Launch cylinder: be mainly used in built-in fireworks to be launched 10, it is ensured that fireworks, according to guiding reliable injection, reach design height
Degree, angle.
In embodiment launch cylinder, emission cavity, attachment means all can select metal material or carbon fibre material or
Person's glass-reinforced plastic material is made.Let out and can be selected for carbon fibre material and be made by device.
Fig. 2 is fireworks ignition device structure schematic diagrams；When not using black powder, pyrotechnic composition class to launch medicament, use this
When the gases at high pressure that bright device produces launch fireworks, the delay grain ignition way following method of employing of its fireworks to be launched:
(1) using electric firing device to light, shown in structure such as Fig. 2 (a), delay grain 101, electric firing device 102, electricity draws
Fire device payment to a porter 103, the quantity of electric firing device can be 1 or several.Electric firing device ignition circuit swashs with heater
While energy source circuit can be set to same circuit, i.e. heater excitation power source power on circuitry, electric firing device is lighted
Circuit is also energized；Can be also configured to independent two lines road, i.e. electric firing device ignition circuit be first energized, heater excites electricity
It is energized after source circuit.In embodiment, select electric match of the prior art.
(2) using friction firing device to light, shown in structure such as Fig. 2 (b), the quantity of friction firing device can be 1
Or several, friction firing device is ignited and is held 104 to be connected with delay grain bottom, and friction firing device excites end 105 with cylinder even
Connect.In embodiment, selecting pull igniter of the prior art, friction firing device is ignited the end i.e. spitfire end of pull igniter, and friction is drawn
Fire device excites drawing of the i.e. pull igniter of end to make a start.
Present invention also offers a kind of liquid-gas phase transition firework launching device using method, its emission principle is: excitation power source
Input → heater is quick, continuous heating → built-in liquid gas (such as liquid carbon dioxide) is rapidly heated, and produces liquid gas
Phase transformation, forms high pressure conditions → reach certain setting value, gases at high pressure from let out can release device moment → gases at high pressure act on cigarette
Bottom flower and promote fireworks motion → fireworks along launch cylinder injection." → ", represents the meaning of flow process.
Fireworks igniter → light fireworks delay grain → delay grain burn away during fireworks go up to the air with
Extension → delay grain is delayed complete, firework display.
Specifically comprise the following steps that
(1) liquid carbon dioxide is added by filling aperture press fit into the inner chamber of emission cavity, and to filling aperture sealing-plug
Seal；
(2) fireworks to be launched are positioned in launching tube body；
(3) opening excitation power source switch, heater heats to the liquid carbon dioxide in emission cavity, meanwhile, and fireworks
Ignition device, lights the delay grain of fireworks to be launched.
Liquid carbon dioxide is changed into gaseous state, and volumetric expansion is about more than 600 times of original state, and pressure reaches 300MPa, profit
With the energy of high-pressure carbon dioxide gas abrupt release, letting out and can open or rupture voluntarily by device, gases at high pressure moment releases, and promotes
Fireworks quickly go up to the air, and during lift-off, delay grain is delayed complete, firework display.
This discharger has independent transmission function, can be with used aloned, it is possible to form networking as required, and the present invention is also
Provide a kind of liquid-gas phase transition firework launching combination unit, including excitation power source 1, heater 2, emission cavity 3, attachment means
4, let out energy device 5, launch cylinder 6 and closed space body 11；Described attachment means 4 connects emission cavity 3 and closed space body 11；
Described letting out can be arranged on emission cavity 3 and closed space body 11 junction by device 5, for completely cutting off the inner chamber of emission cavity with airtight
Space body inner chamber；Described closed space body draws several breather lines 12, and breather line 12 connects launches cylinder 6, described
The quantity of shooting cylinder body is 2 or more than 2, and breather line quantity is identical with launching cylinder quantity；Offer on described emission cavity
One gas filling hole communicates with inner chamber, and is correspondingly arranged on sealing-plug；Described excitation power source connects heater.In embodiment
Launch cylinder, emission cavity, attachment means, closed space body and all can select metal material or carbon fibre material or glass
Steel material is made.Designed by said structure, it is achieved set off while multiple fireworks, according to default configuration, pattern simultaneously
Set off, or control time interval well and realize multiple time delay and set off.The function of described transmitting combination unit is illustrated as shown in Figure 3.
The above is only the preferred embodiment of the present invention, for those skilled in the art,
Without departing from the principles of the invention, it is also possible to make some improvements and modifications, these improvements and modifications also should be regarded as this
Bright protection domain.
Claims (10)
1. a liquid-gas phase transition firework launching device, it is characterised in that: include excitation power source, heater, emission cavity, connection
Device, let out can device and launch cylinder；Described attachment means connects emission cavity and launches cylinder, and described emission cavity is offered
One gas filling hole communicates with inner chamber, and is correspondingly arranged on sealing-plug；Described excitation power source connect heater, described in let out energy
Device is arranged on transmitting cylinder and emission cavity junction, for completely cutting off the inner chamber of emission cavity and the inner chamber launching cylinder.
2. a kind of liquid-gas phase transition firework launching device as claimed in claim 1, it is characterised in that: described heater is heating
Resistance, is arranged on inside emission cavity.
3. a kind of liquid-gas phase transition firework launching device as claimed in claim 1, it is characterised in that: described heater is electromagnetism
Induction coil, is wrapped in outside emission cavity.
4. a kind of liquid-gas phase transition firework launching device as claimed in claim 1, it is characterised in that: described connection member is screw thread
Screw sleeve or card open tightening nail.
5. a kind of liquid-gas phase transition firework launching device as claimed in claim 1, it is characterised in that letting out described in: device to be metal
Sheet.
6. a kind of liquid-gas phase transition firework launching device as claimed in claim 1, it is characterised in that letting out described in: device to be compound
Material piece.
7. the liquid-gas phase transition firework launching device using method as according to any one of claim 1 to 6, its feature exists
In, comprise the following steps:
(1) liquid carbon dioxide is added by filling aperture press fit into the inner chamber of emission cavity, and filling aperture sealing-plug is carried out
Seal；
(2) fireworks to be launched are positioned in launching tube body；
(3) opening excitation power source switch, heater heats to the liquid carbon dioxide in emission cavity, meanwhile, and firing device
Get angry, light the delay grain of fireworks to be launched.
8. liquid-gas phase transition firework launching device using method as claimed in claim 7, it is characterised in that described firing device is
Electric firing device, is made up of an ignition circuit, and connects the delay grain of fireworks to be launched.
9. liquid-gas phase transition firework launching device using method as claimed in claim 8, it is characterised in that described firing device is
Friction firing device, by igniting end and excite end to form, described in end of igniting be connected with the delay grain bottom of fireworks to be launched, sharp
Make a start and launch cylinder and be connected.
10. a liquid-gas phase transition firework launching combination unit, including excitation power source, heater, emission cavity, attachment means,
Let out energy device, launch cylinder and closed space body；Described attachment means connects emission cavity and closed space body；Described letting out can fill
Put and be arranged on emission cavity and closed space body junction, for completely cutting off inner chamber and the confined space intracoelomic cavity of emission cavity；Institute
Stating closed space body and draw several breather lines, breather line connects launches cylinder, the quantity of described transmitting cylinder be 2 or
More than 2, breather line quantity is identical with launching cylinder quantity；A gas filling hole and inner chamber is offered on described emission cavity
Communicate, and be correspondingly arranged on sealing-plug；Described excitation power source connects heater.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610807647.4A CN106225569A (en) | 2016-09-07 | 2016-09-07 | A kind of liquid-gas phase transition firework launching device, combination unit and using method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610807647.4A CN106225569A (en) | 2016-09-07 | 2016-09-07 | A kind of liquid-gas phase transition firework launching device, combination unit and using method |
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| CN106225569A true CN106225569A (en) | 2016-12-14 |
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| CN201610807647.4A Pending CN106225569A (en) | 2016-09-07 | 2016-09-07 | A kind of liquid-gas phase transition firework launching device, combination unit and using method |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108036679A (en) * | 2017-12-07 | 2018-05-15 | 中南大学 | Environmentally friendly firecrackers |
| CN109458547A (en) * | 2018-09-25 | 2019-03-12 | 河南国科特种装备有限公司 | Carbon dioxide is filling and launches propulsion device |
| CN109654948A (en) * | 2019-01-26 | 2019-04-19 | 中国人民解放军国防科技大学 | Carbon dioxide phase change expansion emission device and use method |
| CN111569339A (en) * | 2020-05-27 | 2020-08-25 | 福州春生夏长环保科技有限公司 | Environment-friendly treatment and throwing egg for fire air particle pollutants |
| CN113804062A (en) * | 2021-10-18 | 2021-12-17 | 北京北方车辆集团有限公司 | Electric heating chemical fireworks launching device and method |
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| CN2767949Y (en) * | 2005-02-02 | 2006-03-29 | 上海冠珠礼仪用品有限公司 | Smokeless launching canister for display shell |
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| CN204461229U (en) * | 2014-12-29 | 2015-07-08 | 山东华硕能源科技有限公司 | The low power safety blasting unit in colliery |
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|---|---|---|---|---|
| CN1153898A (en) * | 1995-11-28 | 1997-07-09 | 唐忠联 | Simulated fireworks |
| CN2767949Y (en) * | 2005-02-02 | 2006-03-29 | 上海冠珠礼仪用品有限公司 | Smokeless launching canister for display shell |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108036679A (en) * | 2017-12-07 | 2018-05-15 | 中南大学 | Environmentally friendly firecrackers |
| CN108036679B (en) * | 2017-12-07 | 2020-05-22 | 中南大学 | Environment-friendly firecracker |
| CN109458547A (en) * | 2018-09-25 | 2019-03-12 | 河南国科特种装备有限公司 | Carbon dioxide is filling and launches propulsion device |
| CN109654948A (en) * | 2019-01-26 | 2019-04-19 | 中国人民解放军国防科技大学 | Carbon dioxide phase change expansion emission device and use method |
| CN111569339A (en) * | 2020-05-27 | 2020-08-25 | 福州春生夏长环保科技有限公司 | Environment-friendly treatment and throwing egg for fire air particle pollutants |
| CN113804062A (en) * | 2021-10-18 | 2021-12-17 | 北京北方车辆集团有限公司 | Electric heating chemical fireworks launching device and method |
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Application publication date: 20161214 |
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