CN106091811B - A kind of electromagnetic type environment-friendly type setting-off device for fireworks display - Google Patents
A kind of electromagnetic type environment-friendly type setting-off device for fireworks display Download PDFInfo
- Publication number
- CN106091811B CN106091811B CN201610433666.5A CN201610433666A CN106091811B CN 106091811 B CN106091811 B CN 106091811B CN 201610433666 A CN201610433666 A CN 201610433666A CN 106091811 B CN106091811 B CN 106091811B
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- China
- Prior art keywords
- fireworks display
- display
- armature core
- magnetic field
- fireworks
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Classifications
-
- 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
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Reciprocating, Oscillating Or Vibrating Motors (AREA)
Abstract
The present invention relates to a kind of electromagnetic type environment-friendly type setting-off device for fireworks display.Three-phase ABC windings are wound with the cylindric armature core tipper of the device, one is tied with fireworks display and short-circuit is used for faradic fireworks display coil.Three-phase alternating current is passed through in three-phase ABC windings, magnetic field is produced around three-phase windings, the magnetic field is coupled with the magnetic field of fireworks display coil, and because the speed of the component magnetic field of this magnetic field vertically is more than fireworks display movement velocity, induced-current will be produced on fireworks display coil.In the presence of radial magnetic field and induced-current, there is electromagnetic force vertically in fireworks display coil, fireworks display are under the acceleration of the power along Kaleidoscope display scope axial advancement.Instant invention overcomes traditional firework display launching noise is bigger, smoke contamination is higher, firing altitude can not from main regulation a series of problems, such as, and compact-sized novelty, easily operation, safety and stability, environmental protection and energy saving, the setting-off device for fireworks display of traditional, pneumatic or gunpowder type can be replaced.
Description
Technical field
The invention belongs to firework display launching technical field, specifically a kind of electromagnetic type environment-friendly type setting-off device for fireworks display.
Background technology
With the development of national economy, the raising of people's living standard and the change for viewing and admiring interest are celebrating at some
Red-letter day, in order to increase red-letter day exciting atmosphere, people typically can set off fireworks firecracker, discharge colorful paper fireworks to celebrate section
Day.And fireworks display delivery mode is most of all using igniting transmitting or pneumatic injection at present.
Traditional gunpowder formula fireworks display due to when setting off flue dust it is bigger, noise is higher, easily causes security incident, now big
It has been prohibited from using in most cities.
And pneumatic type fireworks display one are the limitations of the factors such as compressed gas volume and sealing-plug, firework display launching height and model are caused
Enclose not enough, large-scale celebration activity needs can not be met；Second, high-pressure gas cylinder is not easy to seal, transports, store relatively difficult, safety
Property is not good enough；It is third, complicated, it is impossible to recycle, the problems such as cost is higher.Therefore, it is necessary to existing fireworks display are sent out
Injection device is improved.
The content of the invention
To overcome existing setting-off device for fireworks display above shortcomings, the present invention proposes a kind of electromagnetic type environment-friendly type gift
Flower emitter, device firework display launching height is high, and scope is wide, simple in construction, safe, can recycle, Bu Huizao
Into the wasting of resources, environmental protection and energy saving.
To achieve these goals, the present invention is achieved by the following technical solutions：
A kind of electromagnetic type environment-friendly type setting-off device for fireworks display, including armature core, three-phase ABC windings, Kaleidoscope display scope, fireworks display,
Fireworks display coil, shell.Direction is provided with equally distributed tipper to wherein described armature core axially outside, and groove is embedded in described
Three-phase ABC windings.The Kaleidoscope display scope is located inside the armature core.The shell is located at outside the armature core.It is described
Fireworks display coil is wound in the outside of the fireworks display, and the two is put into the Kaleidoscope display scope simultaneously.
Further, described armature core is cylindric that the groove that its outside is opened is tipper, and in axial direction equal
Even distribution, it act as embedding the three-phase ABC windings and provides magnetic conductive loop.
Further, described three-phase ABC windings are wrapped in cylindric armature core surface with snakelike winding method, and
Stagger 2/3 pole span successively.Coil in embedded armature core tipper is live part.Described every phase winding is all by high-strength
The enamel-covered wire coiling of degree forms, and then with epoxy resin sealing, and draws tap and is connected on three-phase alternating-current supply.
Further, the Kaleidoscope display scope is core structure, and from the glass-reinforced plastic material with larger mechanical strength, it is acted on
Be the contact for avoiding fireworks display with armature core, prevent damage armature core, cause internal magnetic field to distort, be easy to later maintenance,
Repair and reuse.
The fireworks display coil is made up of each circular copper sliver, and each copper sliver is along the circumferential direction wound in the fireworks display table
Face.Welded between each copper sliver with two copper bars, the squirrel-cage winding of itself short circuit is formed, for producing induced-current, and shape
Into the active force for promoting fireworks display motion.
Further, the shell uses ultralight hard material, its role is to protect and fix the armature core and
Three-phase ABC windings, while prevent the interference of externally-applied magnetic field and inductive loop magnetic field to emitter internal magnetic field.
The invention has the advantages that：Electromagnetic type environment-friendly type setting-off device for fireworks display is simple in construction variable, does not pass
The mechanical structure for pneumatic type setting-off device for fireworks display complex redundancy of uniting, it is simple to operate, securely and reliably；Can be by adjusting three-phase alternating current
The current amplitude and frequency can of electricity change firework display launching height and range；Due to being electric point during whole firework display launching
Fire, no mechanical loss and vibration noise are safe and efficient；Kaleidoscope display scope after having launched can reclaim, and recycle, in the absence of resource
Waste, very environmental protection and energy saving.
Brief description of the drawings
Fig. 1 is a kind of electromagnetic type environment-friendly type setting-off device for fireworks display structure chart.
Fig. 2 is a kind of electromagnetic type environment-friendly type setting-off device for fireworks display schematic diagram.
In figure：1-armature core, 2-A phase windings, 3-B phase windings, 4-C phase windings, 5-Kaleidoscope display scope, 6-fireworks display line
Circle, 7-fireworks display, 8-shell.
Embodiment
Below in conjunction with the accompanying drawings premised on technical solution of the present invention under implemented, but protection scope of the present invention and unlimited
In following embodiments.
Such as Fig. 1, shown in Fig. 2, a kind of electromagnetic type environment-friendly type setting-off device for fireworks display, including armature iron are present embodiments provided
Core 1, A phase windings 2, B phase windings 3, C phase windings 4, Kaleidoscope display scope 5, fireworks display coil 6, fireworks display 7, shell 8.Wherein, A1, X1 in Fig. 1,
A2, X2, A3, X3, which are sequentially connected, forms A phase windings 2, B1, and Y1, B2, Y2, B3, Y3, which is sequentially connected, forms B phase winding 3, C1, Z1,
C2, Z2, C3, Z3, which are sequentially connected, forms C phase windings 4.From A, B, C three-phase windings head end A1, B1, C1 leading-out terminals, three-phase is accessed
AC power, X3, Y3, Z3 ends, which are connected, forms star connection.Wherein described A phase windings 2, B phase windings 3, C phase windings 4 are with snake
Shape mode is wrapped in the cylindric surface of armature core 1, and 2/3 pole span that staggers successively, and winding insertion armature core 1 is tilted
In groove.The Kaleidoscope display scope 5 is located inside armature core 1, is mainly used in the contact for avoiding fireworks display 7 with armature core 1, prevents from damaging
Armature core 1, causes internal magnetic field to distort.The fireworks display coil 6 is made up of each circular copper sliver, and each copper sliver is circumferentially
Direction is wound in the surface of fireworks display 7.Welded between each copper sliver with two copper bars, form the squirrel-cage winding of itself short circuit,
For producing induced-current, and form the active force for promoting fireworks display motion.The shell 8 is the outermost of the setting-off device for fireworks display
Side, for ensureing the integral rigidity and protection inner armature iron core 1 and three-phase ABC windings of setting-off device for fireworks display, prevent additional magnetic
Field and interference of the inductive loop magnetic field to emitter internal magnetic field.
By using above-mentioned technical proposal, when three-phase alternating current is each led into A phase windings 2, B phase windings 3, C phase windings 4
When, magnetic field can be produced inside Kaleidoscope display scope 5, the magnetic field is in Sine distribution in the inside of Kaleidoscope display scope 5 approximation, to the magnetic field along X-axis, Y
Axle, Z axis are decomposed, and can obtain the magnetic-field component in three directions.But because excitation power supply changes over time, this magnetic field Z axis
Magnetic-field component is along the axial direction of Kaleidoscope display scope 5 with row wave speed vZAdvance, vZSign is in Fig. 1.And have one in the wound thereon of fireworks display 7
It is individual it is short-circuit be used for faradic copper coil, according to the principle of asynchronous induction machine, Z-direction component magnetic field speed vZIt is big
Indicated in fig. 2 in the movement velocity v of fireworks display 4, speed v.So due to the speed difference of the two, can be produced on fireworks display coil 6
Induced-current.In the presence of radial component magnetic field and the induced-current of fireworks display coil 6, there is power vertically to act on fireworks display coil
On 6, fireworks display 7 advance under the acceleration of this power along the axial direction of Kaleidoscope display scope 5.
In embodiments of the present invention, more specifically, as shown in Figure 2.For sake of convenience, said by taking A phase windings 2 as an example
Bright, other two phase windings simply differ 2/3 pole span successively in position with A phase windings 2.To produce inclined magnetic field in Fig. 2
Direction, A phase windings 2 are wrapped in the cylindric surface of armature core 1 with snakelike winding method.Between the adjacent windings of A phase windings 2
There is individual short arc wire, the wire is very short, does not span across the face of cylinder of armature core 1, only connects adjacent coil, so as to realize electric current
It is reverse in two coils.When access power supply, fireworks display coil 6 is by the directed force F shown in Fig. 2, to seat shown in the Li Yitu
Mark system is decomposed, the power F after decompositionZThe thrust of fireworks display 7 axially outward, power F are providedXWith power FYMake a concerted effort realize coil
It is snakelike to move ahead.
Claims (5)
1. a kind of electromagnetic type environment-friendly type setting-off device for fireworks display, it is characterised in that including armature core, three-phase ABC windings, fireworks display
Cylinder, fireworks display, fireworks display coil, shell；Direction is provided with equally distributed tipper to the armature core axially outside, and groove is embedded in
The three-phase ABC windings, the Kaleidoscope display scope are located inside the armature core, and the shell is located at outside the armature core,
The fireworks display coil is wound in the outside of the fireworks display, and the two is put into the Kaleidoscope display scope simultaneously；
Described three-phase ABC windings are wrapped in cylindric armature core surface with snakelike winding method, and stagger successively 2/3
Pole span, the coil in embedded armature core tipper be live part, in the three-phase ABC windings often phase winding all by high intensity
Enamel-covered wire coiling form, then with epoxy resin sealing, and draw tap and be connected on three-phase alternating-current supply.
2. electromagnetic type environment-friendly type setting-off device for fireworks display according to claim 1, it is characterised in that described armature core
To be cylindric, the groove that its outside is opened is tipper, and is in axial direction uniformly distributed, and it act as embedding the three-phase ABC
Winding simultaneously provides magnetic conductive loop.
3. electromagnetic type environment-friendly type setting-off device for fireworks display according to claim 1, it is characterised in that the Kaleidoscope display scope is cylinder
Formula structure, from the glass-reinforced plastic material with larger mechanical strength, its role is to avoid contact of the fireworks display with armature core, prevent
Bad armature core is stopped loss, causes internal magnetic field to distort, is easy to later maintenance, repairing and reuse.
4. electromagnetic type environment-friendly type setting-off device for fireworks display according to claim 1, it is characterised in that the fireworks display coil by
Multiple circular copper slivers are formed, and each copper sliver is along the circumferential direction wound in the fireworks display surface, with two copper bars between each copper sliver
Welded, form the squirrel-cage winding of itself short circuit, for producing induced-current, and form the effect for promoting fireworks display motion
Power.
5. electromagnetic type environment-friendly type setting-off device for fireworks display according to claim 1, it is characterised in that the shell is using super
Light hard material, its role is to protect and fix armature core and three-phase the ABC windings, while prevent externally-applied magnetic field and sense
Answer interference of the eddy current magnetism to emitter internal magnetic field.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610433666.5A CN106091811B (en) | 2016-06-18 | 2016-06-18 | A kind of electromagnetic type environment-friendly type setting-off device for fireworks display |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610433666.5A CN106091811B (en) | 2016-06-18 | 2016-06-18 | A kind of electromagnetic type environment-friendly type setting-off device for fireworks display |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106091811A CN106091811A (en) | 2016-11-09 |
| CN106091811B true CN106091811B (en) | 2018-03-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610433666.5A Expired - Fee Related CN106091811B (en) | 2016-06-18 | 2016-06-18 | A kind of electromagnetic type environment-friendly type setting-off device for fireworks display |
Country Status (1)
| Country | Link |
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| CN (1) | CN106091811B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107024145B (en) * | 2017-05-22 | 2019-01-11 | 泰山医学院 | A kind of smokeless fireworks display ball emitter |
| CN111380411A (en) * | 2018-12-27 | 2020-07-07 | 湖南尚花科技有限公司 | Firework driving system and firework driving method |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4432333A (en) * | 1977-11-11 | 1984-02-21 | Kurherr Waldemar H | Electromagnetic projectile accelerator |
| CN2499788Y (en) * | 2001-09-04 | 2002-07-10 | 中国科学技术大学 | Electromagnetic emitter |
| CN102679813A (en) * | 2011-03-15 | 2012-09-19 | 哈尔滨开恩科技开发有限公司 | Linear-rotating asynchronous motor type electromagnetic gun |
| CN203608049U (en) * | 2013-12-15 | 2014-05-21 | 浙江大学 | Linear motor for modularized fault-tolerant electromagnetic emission |
| CN105605969B (en) * | 2016-01-06 | 2017-07-07 | 哈尔滨理工大学 | Highspeed spiral type electromagnetic launch system |
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2016
- 2016-06-18 CN CN201610433666.5A patent/CN106091811B/en not_active Expired - Fee Related
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| Publication number | Publication date |
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| CN106091811A (en) | 2016-11-09 |
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Granted publication date: 20180302 Termination date: 20210618 |