CN113670136A - Subtitle pattern firework device and implementation method - Google Patents
Subtitle pattern firework device and implementation method Download PDFInfo
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- CN113670136A CN113670136A CN202110944757.6A CN202110944757A CN113670136A CN 113670136 A CN113670136 A CN 113670136A CN 202110944757 A CN202110944757 A CN 202110944757A CN 113670136 A CN113670136 A CN 113670136A
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- firework
- ignition
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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
- F42B4/18—Simulations, e.g. pine cone, house that is destroyed, warship, volcano
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- Illuminated Signs And Luminous Advertising (AREA)
Abstract
The invention relates to a caption pattern firework device and an implementation method thereof. The caption pattern firework device comprises a substrate, a plurality of ignition modules and a first conductive part. The base plate is provided with a plurality of installation positions and a first conductive part, the ignition modules can be selectively arranged in the installation positions and combined to form target captions and/or patterns, the ignition modules forming the target captions and/or the patterns are electrically connected with the first conductive part at the current position, and the ignition modules are loaded with a firework source and controlled to ignite the firework source. The method for realizing the caption pattern fireworks comprises the steps of arranging a plurality of ignition modules on a substrate to form target captions and/or patterns, installing a fireworks source in the ignition modules for forming the target captions and/or the patterns, and controlling the ignition modules for forming the target captions and/or the patterns to be electrified to ignite the fireworks source. The device and the implementation method are simple to use, can be operated and implemented by non-professionals without being customized before delivery, and the user can design the subtitles and/or the patterns according to the needs.
Description
Technical Field
The invention relates to the technical field of fireworks, in particular to a caption pattern firework device and an implementation method thereof.
Background
The firework setting off and watching is a mode for people to celebrate, entertain and create celebratory atmosphere, and with the improvement of living standard and the development of social science and technology, people always pursue fireworks with high interactivity and novel form, and the caption firework setting off and generating caption and pattern effects is generated under the environment.
However, the conventional caption fireworks technology is suitable for large-scale setting off and is not suitable for small-scale setting off, so that the application of the product is limited to a certain extent, and although some small-scale caption fireworks are researched, the fireworks are fixed on a substrate in advance to form captions or caption patterns, and then each firework is connected together and ignited by using a quick lead or a primer, and the small-scale caption fireworks have the problems that construction needs professional personnel, customization is needed, installation is complex, and using difficulty is large.
Disclosure of Invention
In view of the above, it is necessary to provide a subtitle pattern firework device and an implementation method thereof, which are simple to use and do not need to be customized.
A caption pattern fireworks device, comprising:
a substrate on which a plurality of mounting sites are formed;
the ignition modules can be selectively arranged in the installation positions and combined to form target captions and/or patterns; and
a first conductive portion disposed on the substrate;
the ignition module forming the target subtitles and/or patterns is electrically connected with the first conductive part at the current position, is loaded with a firework source and is controlled to ignite the firework source.
When the caption pattern firework device is used, the target captions and/or patterns required by a user only need to be arranged by the ignition module, and the firework source loaded by the ignition module is ignited by the ignition module, so that the firework effect of the target captions and/or patterns can be presented. Because the subtitles and/or patterns are automatically arranged and realized by the user according to the requirements, the subtitles and/or patterns do not need to be customized before being delivered from a factory. Utilize first conductive part to supply power to ignition module, ignition module ignition firework source compares with the lead wire that adopts the complicacy, and this kind of mode installation is simpler, and it is also very simple to use, and non professional also can operate.
In one embodiment, each ignition module comprises a box body and an ignition needle; the firework source is an electro-optic flower, the box body is provided with an insertion hole for inserting the electro-optic flower, and the ignition needle is arranged at the insertion hole and used for igniting the electro-optic flower. The lightning is comparatively common in market, adopts the lightning is as the fireworks source easily obtains, just the lightning with the jack cooperation installation is very convenient.
In one embodiment, the base plate comprises a plurality of guide rails, and the plurality of mounting positions are arranged on each guide rail in a continuous and/or discontinuous manner. Using the guide rail as a tractor facilitates the combination of the arrangement of the ignition modules to form the target subtitles and/or patterns.
In one embodiment, each first conductive part comprises two first conductive sheets which are connected with a power supply, the two first conductive sheets are arranged on the current guide rail at intervals, and a conductive potential is defined between the two first conductive sheets;
and a second conductive part is formed on each ignition module, and the ignition modules forming the target captions and/or the patterns are electrically connected into the corresponding conductive parts through the second conductive parts. Therefore, the ignition module can be connected into the conducting potential at different positions on the guide rail, and the power supply work of the ignition module is ensured.
In one embodiment, the plurality of mounting locations are arranged on each of the guide rails in a continuous manner, and the mounting locations on each of the guide rails are communicated with each other to form a guide groove; the ignition module on each guide rail is controlled to slide along the guide groove. The ignition module is arranged into the target captions and/or patterns through sliding, the operation is very convenient, the continuity is strong, the adjustment freedom is high, and the expected state of a user can be achieved more accurately.
In one embodiment, each first conductive part comprises two first conductive sheets which are connected with a power supply, and the two first conductive sheets are arranged on two opposite sides of the current guide groove at intervals;
a second conductive part is formed on each ignition module and comprises two second conductive sheets which are arranged at intervals at the bottom of the current ignition module facing the guide groove;
the ignition module forming the target caption and/or the pattern is electrically connected with the two first conductive sheets through the two second conductive sheets.
In one embodiment, the caption pattern firework device comprises a control board which controls all the ignition modules to work, and the ignition modules are provided with indicator lamps which are lighted when the firework source is correctly loaded to the ignition modules. The user can judge whether the firework source is normally installed according to the state of the indicator lamp, and meanwhile, whether the arrangement of the firework source is expected or not can be judged by previewing subtitles and/or patterns formed by the firework source through the indicator lamp.
In addition, the invention also provides a method for realizing the caption pattern fireworks.
A caption pattern firework realization method comprises the following steps:
arranging a plurality of ignition modules on a substrate into a target caption and/or pattern;
installing a firework source within the firing module forming the target captions and/or patterns;
controlling the ignition module to be electrified to ignite the firework source to form the target subtitles and/or patterns.
The method for realizing the caption pattern fireworks comprises the steps of arranging a plurality of ignition modules on a substrate to form target captions and/or patterns, installing a fireworks source in the ignition modules for forming the target captions and/or the patterns, and finally controlling the ignition modules for forming the target captions and/or the patterns to be electrified to ignite the fireworks source, so that the fireworks with the target captions and/or the patterns can be displayed. The subtitles and/or patterns can be automatically arranged and realized by a user according to the requirement, and finally the subtitles and/or patterns are electrified and ignited, so that the method is implemented without installing complicated lead wires by professional personnel, used equipment is not required to be customized before leaving a factory, the installation is simple, the operation is very simple, and the user can implement the method by himself.
In one embodiment, the step of installing a firework source within the firing module forming the target subtitles and/or patterns is followed by:
and judging whether the firework source on the ignition module forming the target caption and/or pattern is installed correctly. Can reduce the part when using greatly the probability that the fireworks source leads to not setting off because of the installation is not in place avoids presenting that the effect is not good, causes the waste and the improper work leads to the possibility of equipment damage.
In one embodiment, the step of installing a firework source within the firing module forming the target subtitles and/or patterns is followed by:
and judging whether the target caption and/or the pattern formed by the ignition module is correct or not.
Drawings
Fig. 1 is a schematic structural diagram of a caption pattern firework device according to an embodiment of the invention;
FIG. 2 is a schematic cross-sectional view of a guide rail and a first conductive portion of the caption pattern firework device shown in FIG. 1;
FIG. 3 is a schematic structural diagram of an ignition module in the caption pattern firework device shown in FIG. 1;
FIG. 4 is a cross-sectional schematic view of the ignition module of FIG. 2;
FIG. 5 is a side view of the ignition module of FIG. 2;
fig. 6 is a schematic flow chart of a method for implementing subtitle pattern fireworks according to an embodiment of the present invention.
100. A caption pattern firework device; 10. an ignition module; 11. a box body; 12. an ignition needle; 13. a jack; 14. a second conductive portion; 15. an indicator light; 20. a substrate; 21. a guide rail; 30. a fixed mount; 40. a first conductive portion; 50. electro-optical decoration.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.
Referring to fig. 1 and fig. 2, fig. 1 is a schematic structural diagram of a caption pattern firework device 100 according to an embodiment of the invention, and fig. 2 is a schematic cross-sectional diagram of a guide rail 21 and a first conductive part 40 in the caption pattern firework device 100 shown in fig. 1. An embodiment of the invention provides a caption pattern firework device 100, which includes a substrate 20, a plurality of ignition modules 10 and a first conductive part 40. The base plate 20 is formed with a plurality of mounting locations and is provided with a first conductive portion 40, and the ignition module 10 can be selectively disposed in the mounting locations and combined to form a target caption and/or pattern. The ignition module 10 forming the target caption and/or pattern is electrically connected to the first conductive part 40 at the present location, and is loaded with and controlled to ignite the firework source.
When the caption pattern firework device 100 is used, only the ignition module 10 needs to be arranged into the target captions and/or patterns required by the user, and then the ignition module 10 ignites the firework source loaded by the ignition module, so that the firework effect of the target captions and/or patterns can be presented. Because the subtitles and/or patterns are automatically arranged and realized by the user according to the requirements, the subtitles and/or patterns do not need to be customized before being delivered from a factory. By using the first conductive portion 40 to supply power to the ignition module 10, the ignition module 10 ignites a spark source, which is simpler to install and simple to use than using a complicated lead wire, and which is also easy to operate by non-professionals. In specific implementation, the number of the ignition modules 10 can be increased or decreased by a user according to the complexity of subtitles and/or patterns, and the device can be continuously used after one time of setting off or after the firework source is used up, and the firework source is replaced or added, so that the device can be repeatedly used.
Further, the base plate 20 comprises a plurality of guide rails 21, and a plurality of mounting locations are arranged on each guide rail 21 in a continuous and/or intermittent manner. The use of the guide rails 21 as a traction facilitates the combination of the arrangement of the ignition modules 10 to form the target subtitles and/or patterns. In this embodiment, the screen pattern firework device 100 further includes a fixing frame 30, a plurality of parallel guide rails 21 are disposed on the base plate 20, the base plate 20 is mounted on the fixing frame 30, and the longitudinal direction of the guide rails 21 is horizontal to the ground when in use. It is understood that in other embodiments, the fixing frame 30 can be omitted, and the base plate 20 can be fixed at other positions, and the direction of the guide rail 21 can be designed to be other directions according to different effects to be achieved.
Further, a plurality of mounting locations are provided on each of the rails 21 in a continuous manner, the mounting locations on each of the rails 21 communicating with each other to form a channel along which the ignition module 10 on each of the rails 21 is controlled to be slidably disposed. That is, any one of the guide slots can be used as an installation position, the installation positions are infinite and continuous, the ignition module 10 is arranged into target captions and/or patterns through sliding, the operation is very convenient, the continuity is strong, the adjustment freedom degree is high, and the expected state of a user can be achieved more accurately. In other embodiments, the channels in each rail may also be provided in partial or full communication such that the ignition module 10 is free to move freely on the base plate along the communicating channels.
Referring to fig. 3 and 4, each ignition module 10 includes a box 11 and an ignition pin 12; the firework source is an electro-optic flower 50, the box body 11 is provided with an insertion hole 13 for inserting the electro-optic flower 50, and the ignition needle 12 is arranged at the insertion hole 13 and used for igniting the electro-optic flower 50. The electro-optic flower 50 is common in the market, the electro-optic flower 50 is adopted as a firework source and is easy to obtain, and the electro-optic flower 50 is very convenient to be installed in cooperation with the jack 13. In the present embodiment, when the ignition module 10 performs the ignition operation, the high temperature plasma ignition spark 50 is formed between the ignition needles 12, and it should be understood that the ignition needles 12 may also ignite the spark 50 by other means, such as an electric heating type, only the ignition spark 50 needs to be realized, and is not limited in particular.
Referring to fig. 2 and 5, each of the first conductive portions 40 includes two first conductive sheets connected to the power source, the two first conductive sheets are disposed on the current rail 21 at intervals, and a conductive potential is defined between the two first conductive sheets. Each ignition module 10 is formed with a second conductive part 14, and the ignition modules 10 forming the target caption and/or pattern are electrically connected in the corresponding conductive position through their own second conductive parts 14. Therefore, the ignition module 10 can be connected into the conducting potential at different positions on the guide rail 21, and the power supply operation of the ignition module 10 is ensured. In this embodiment, the first conductive sheet is a copper sheet, which has strong corrosion resistance and good conductivity.
Furthermore, the two first conducting strips are arranged on two opposite sides of the current guide groove at intervals. A second conductive part 14 is formed on each ignition module 10, and the second conductive part 14 includes two second conductive sheets, which are arranged at intervals at the bottom of the current ignition module 10 facing the guide groove. The ignition module 10 forming the target caption and/or pattern is electrically connected with the two first conductive sheets through the two second conductive sheets.
In some embodiments, the caption pattern firework device 100 includes a control board that controls all of the ignition modules 10 to operate, the ignition modules 10 being provided with indicator lights 15, the indicator lights 15 being illuminated when the firework source is properly loaded into the ignition modules 10. The ignition module 10 without the installed spark source will not ignite. The control panel controls the ignition module 10, including but not limited to controlling the on/off of the current of the ignition module 10, controlling the ignition module 10 to ignite the ignition source, etc., and such control may be synchronous common control or asynchronous independent control for different ignition modules 10, which is not limited herein. The user can judge whether the firework source is normally installed according to the state of the indicator lamp 15, and can also judge whether the arrangement of the firework source reaches expectation by previewing subtitles and/or patterns formed by the firework source through the indicator lamp 15.
When the caption pattern firework device 100 is used, only the ignition module 10 needs to be arranged into the target captions and/or patterns required by the user, and then the ignition module 10 ignites the firework source loaded by the ignition module, so that the firework effect of the target captions and/or patterns can be presented. Because the subtitles and/or patterns are automatically arranged and realized by the user according to the requirements, the subtitles and/or patterns do not need to be customized before being delivered from a factory. By using the first conductive portion 40 to supply power to the ignition module 10, the ignition module 10 ignites a spark source, which is simpler to install and simple to use than using a complicated lead wire, and which is also easy to operate by non-professionals. The number of the ignition modules 10 can be increased or decreased according to the complexity of captions and/or patterns, and the device can be repeatedly used by replacing the firework source. The guide rails 21 are provided on the base plate 20 as a traction to facilitate the arrangement and combination of the ignition modules 10 to form a target caption and/or pattern. The mounting locations on the rails 21 are interconnected to form channels along which the ignition module 10 on each rail 21 is controlled to slide. That is, any one of the guide slots can be used as an installation position, the installation positions are infinite and continuous, the ignition module 10 is arranged into target captions and/or patterns through sliding, the operation is very convenient, the continuity is strong, the adjustment freedom degree is high, and the expected state of a user can be achieved more accurately. The electro-optic flower 50 is common in the market, the electro-optic flower 50 is adopted as a firework source and is easy to obtain, and the electro-optic flower 50 is very convenient to be installed in cooperation with the jack 13. The first conducting strip connected with the power supply is arranged on the guide rail 21 to form a conducting potential, and is matched with the second conducting strip on the ignition module 10, so that the ignition module 10 can be connected into the conducting potential at different positions on the guide rail 21, and the power supply work of the ignition module 10 is ensured. A control panel is provided to control the operation of the ignition module 10. The indicator light 15 on the ignition module 10 can be used to determine whether the firework source is installed normally, and meanwhile, the caption and/or pattern formed by the firework source can be previewed through the indicator light 15 to determine whether the arrangement of the firework source reaches the expectation.
In addition, referring to fig. 6, the present invention provides a method for implementing a caption pattern firework, including the following steps:
s10, arranging the ignition modules 10 into a target caption and/or pattern on the substrate 20.
S20, installing the firework source in the ignition module 10 forming the target subtitles and/or patterns.
And S30, controlling the target caption and/or pattern forming ignition module 10 to be electrified to ignite the firework source.
According to the method for realizing the caption pattern fireworks, the plurality of ignition modules 10 are arranged on the substrate 20 to form the target captions and/or the patterns, the fireworks source is installed in the ignition module 10 for forming the target captions and/or the patterns, and finally the ignition module 10 for forming the target captions and/or the patterns is controlled to be electrified to ignite the fireworks source, so that the fireworks with the target captions and/or the patterns can be displayed. The subtitles and/or patterns can be automatically arranged and realized by a user according to the requirement, and finally the subtitles and/or patterns are electrified and ignited, so that the method is implemented without installing complicated lead wires by professional personnel, used equipment is not required to be customized before leaving a factory, the installation is simple, the operation is very simple, and the user can implement the method by himself.
Further, after the firework source is installed in the ignition module 10 for forming the target caption and/or pattern, the method also comprises the step of judging whether the firework source is installed correctly on the ignition module 10 for forming the target caption and/or pattern. The probability that part of firework sources are not set off due to the fact that the firework sources cannot be installed in place during use can be greatly reduced, and the possibility that the display effect is poor, waste is caused, and equipment is damaged due to abnormal work is avoided.
Further, after installing the firework source in the ignition module 10 for forming the target caption and/or pattern, the method further comprises the step of judging whether the target caption and/or pattern formed by the ignition module 10 is correct. If the configuration error exists, the device can correct in time.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (10)
1. A caption pattern firework device, comprising:
a substrate on which a plurality of mounting sites are formed;
the ignition modules can be selectively arranged in the installation positions and combined to form target captions and/or patterns; and
a first conductive portion disposed on the substrate;
the ignition module forming the target subtitles and/or patterns is electrically connected with the first conductive part at the current position, is loaded with a firework source and is controlled to ignite the firework source.
2. The caption pattern firework device as claimed in claim 1, wherein each of the ignition modules comprises a box body and an ignition needle; the firework source is an electro-optic flower, the box body is provided with an insertion hole for inserting the electro-optic flower, and the ignition needle is arranged at the insertion hole and used for igniting the electro-optic flower.
3. A caption pattern fireworks device according to claim 1, characterized in that the base plate comprises a plurality of guide rails, and the plurality of mounting locations are arranged on each of the guide rails in a continuous and/or intermittent manner.
4. The caption pattern firework device as claimed in claim 3, wherein each of the first conductive parts comprises two first conductive sheets connected to a power supply, the two first conductive sheets are arranged on the current guide rail at intervals, and a conductive potential is defined between the two first conductive sheets;
and a second conductive part is formed on each ignition module, and the ignition modules forming the target captions and/or the patterns are electrically connected into the corresponding conductive parts through the second conductive parts.
5. The caption pattern firework device as claimed in claim 3, wherein the plurality of mounting positions are continuously arranged on each of the guide rails, and the mounting positions on each of the guide rails are communicated with each other to form a guide groove; the ignition module on each guide rail is controlled to slide along the guide groove.
6. The caption pattern firework device as claimed in claim 5, wherein each of the first conductive parts comprises two first conductive sheets connected with a power supply, and the two first conductive sheets are arranged at two opposite sides of the current guide groove at intervals;
a second conductive part is formed on each ignition module and comprises two second conductive sheets which are arranged at intervals at the bottom of the current ignition module facing the guide groove;
the ignition module forming the target caption and/or the pattern is electrically connected with the two first conductive sheets through the two second conductive sheets.
7. A caption pattern fireworks device according to any one of claims 1-6, characterized in that it comprises a control board which controls all the ignition modules to operate, the ignition modules being provided with indicator lights which light up when the fireworks source is correctly loaded into the ignition module.
8. A caption pattern firework realization method is characterized by comprising the following steps:
arranging a plurality of ignition modules on a substrate into a target caption and/or pattern;
installing a firework source within the firing module forming the target captions and/or patterns;
controlling the ignition module to be electrified to ignite the firework source to form the target subtitles and/or patterns.
9. The caption pattern firework realization method of claim 8, comprising, after the step of installing a firework source within the ignition module forming the target caption and/or pattern:
and judging whether the firework source on the ignition module forming the target caption and/or pattern is installed correctly.
10. The caption pattern firework realization method of claim 8, comprising, after the step of installing a firework source within the ignition module forming the target caption and/or pattern:
and judging whether the target caption and/or the pattern formed by the ignition module is correct or not.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110944757.6A CN113670136B (en) | 2021-08-17 | 2021-08-17 | Subtitle pattern firework device and implementation method |
| PCT/CN2021/134493 WO2023019801A1 (en) | 2021-08-17 | 2021-11-30 | Subtitle and pattern firework device and implementation method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110944757.6A CN113670136B (en) | 2021-08-17 | 2021-08-17 | Subtitle pattern firework device and implementation method |
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| Publication Number | Publication Date |
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| CN113670136A true CN113670136A (en) | 2021-11-19 |
| CN113670136B CN113670136B (en) | 2023-03-28 |
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| CN202110944757.6A Active CN113670136B (en) | 2021-08-17 | 2021-08-17 | Subtitle pattern firework device and implementation method |
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| CN (1) | CN113670136B (en) |
| WO (1) | WO2023019801A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2023019801A1 (en) * | 2021-08-17 | 2023-02-23 | 长沙市斯帕克电子科技有限公司 | Subtitle and pattern firework device and implementation method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023019801A1 (en) * | 2021-08-17 | 2023-02-23 | 长沙市斯帕克电子科技有限公司 | Subtitle and pattern firework device and implementation method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113670136B (en) | 2023-03-28 |
| WO2023019801A1 (en) | 2023-02-23 |
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