CN104390525B - Novel firework gun barrel - Google Patents
Novel firework gun barrel Download PDFInfo
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- CN104390525B CN104390525B CN201410662737.XA CN201410662737A CN104390525B CN 104390525 B CN104390525 B CN 104390525B CN 201410662737 A CN201410662737 A CN 201410662737A CN 104390525 B CN104390525 B CN 104390525B
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- fireworks
- holddown groove
- auxiliary flute
- cylindrical shell
- gun barrel
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Abstract
The invention provides a kind of novel firework gun barrel, comprise base and be arranged on the cylindrical shell on base, the height of base is 0.05-0.2 times of the height of cylindrical shell; The upper surface of cylindrical shell is provided with fireworks holddown groove and auxiliary flute, the size of fireworks holddown groove and the match specifications of fireworks; Distance between the sidewall of the described fireworks holddown groove that the sidewall of auxiliary flute is adjacent is uniform thickness; The minimum range bottom arriving base bottom of auxiliary flute is not more than the minimum range bottom arriving base bottom of fireworks holddown groove; Auxiliary flute comprise be arranged on four fireworks holddown grooves around first auxiliary flute in centre position and the second auxiliary flute of being arranged between the edge line of cylindrical shell and fireworks holddown groove.The present invention leaves the space of uniform thickness between fireworks and fireworks, and the heat produced in the process of setting off can be disperseed well, has both increased the overall volume holding fireworks fuse, has turn improved the security performance of fireworks.
Description
Technical field
The present invention relates to fireworks preparing technical field, especially, relate to a kind of novel firework gun barrel.
Background technology
It is more and more that fireworks use in actual life, and its kind is also varied, however due to caused security incident of setting off fireworks also be frequent generation, happy festival time that originally should be happy because accident become very sad.Although nowadays there is a lot of fireworks setting-off device, be all specialize in the activity of large-scale firework display to use, the fireworks setting-off device being applicable to the small-sized places such as family is not also a lot.
Application number be 201310696285.2 patent discloses a kind of windbell combined firework, comprise windbell fireworks body, also comprise windbell effect part, windbell effect part is placed in windbell fireworks body, and windbell fireworks body is hollow tube-shape; Described windbell fireworks body comprises bonnet, crosses fire bed, gunpowder layer and sealant; Described bonnet is arranged at one end of windbell fireworks body, and sealant is arranged at the other end of windbell fireworks body, for sealing windbell fireworks body; Gunpowder layer is arranged at windbell fireworks body interior, on sealant; Windbell fireworks body central is provided with lead-in wire, relative with the eyelet paper that overdoes be arranged on fire bed, and described lead-in wire runs through sealant and gunpowder layer and to go directly fire bed; Have ignition powder layer in the outer setting of sealant, overshoot lead wire stretches out ignition powder layer.This kind of firework structure is attractive in appearance, and overall volume is large, but complex structure, and production cost is high.
Application number be 201110075421.7 patent discloses fireworks tube (comprise a kind of band fireworks tube with the end), described fireworks tube is provided with multiple clear opening, adopts that string is monolithic extruded to be formed.Fireworks tube cross section is circular or is rectangle., glue content is 4-30% in described string by weight percentage, and string content is 70-96%, and the length of string is 1-20mm, and diameter is 0.5-3mm.This kind of fireworks tube has certain protection against the tide and the low advantage of cost of manufacture, but overall structure is less, and air is not attractive in appearance.
Therefore, design that a kind of structure is simplified, structure is attractive in appearance and bulky firework barrel has important practical value.
Summary of the invention
The object of the invention is to provide a kind of novel firework gun barrel, to solve the not high technical problem of existing fireworks tube security performance.
For achieving the above object, the invention provides a kind of novel firework gun barrel, comprise base (1) and cylindrical shell (2);
Described cylindrical shell (2) is arranged on described base (1), and the 0.05-0.2 of the height (H) that the height (h) of described base (1) is described cylindrical shell (2) doubly;
The upper surface of described cylindrical shell (2) is provided with fireworks holddown groove (21) and auxiliary flute (22), the described size of fireworks holddown groove (21) and the match specifications of fireworks, and its quantity is 5-50; Distance (d1) between the sidewall of the described fireworks holddown groove (21) that the sidewall of described auxiliary flute (22) is adjacent is 0.5-2.0mm;
The minimum range (h2) bottom arriving described base (1) bottom of described auxiliary flute (22) is not more than the minimum range (h1) bottom arriving described base (1) bottom of described fireworks holddown groove (21);
Described auxiliary flute (22) comprises the first auxiliary flute (221) and the second auxiliary flute (222), first auxiliary flute (221) be arranged on four fireworks holddown grooves (21) around centre position, described second auxiliary flute (222) is arranged between the edge line of cylindrical shell (2) and fireworks holddown groove (21).
Preferably, described first auxiliary flute (221) cross section is in the horizontal plane rhombus, and described second auxiliary flute (222) cross section is in the horizontal plane circular.
Preferably, the Diagonal Dimension of described first auxiliary flute (221) is 22-25mm × 16-18mm, and its quantity is 10-25; The diameter of described second auxiliary flute (222) is 10-15mm, and its quantity is 12-20.
Preferably, the longitudinal section of described fireworks holddown groove (21) is the T-shaped arranged of standing upside down, the inwall of described fireworks holddown groove (21) is provided with snap ring (211), and the 0.3-0.4 of the height that the upper surface of described snap ring (211) is fireworks to the distance (d) on the top of described fireworks holddown groove (21) doubly.
Preferably, the height of described fireworks holddown groove (21) is 120mm, 0.3 times of the height that the upper surface of described snap ring (211) is fireworks to the distance (d) on the top of described fireworks holddown groove (21).
Preferably, described fireworks holddown groove (21) bottom is 2-10mm to the minimum range of the upper surface of described base (1).
Preferably, the outer wall of described cylindrical shell (2) is provided with at least one radiating groove (3), and the angle between the plane at described radiating groove (3) place and the central axis of described fireworks holddown groove (21) is 0-90 °.
Preferably, the lower end of described fireworks holddown groove is inverted truncated cone-shaped structure, and the diameter of its bottom circumference is 0.3-0.6 times of the diameter of its top circumference.
The present invention has following beneficial effect:
Novel firework gun barrel of the present invention comprises base and cylindrical shell, and overall structure is simplified, attractive in appearance; The upper surface of cylindrical shell is provided with fireworks holddown groove and auxiliary flute, before setting off, is first inserted by fireworks in fireworks holddown groove, during firework display, can not topple over, good stability; Distance between the sidewall of the fireworks holddown groove that the sidewall of auxiliary flute is adjacent is 0.5-2.0mm, thus make the space leaving uniform thickness between fireworks and fireworks, the heat that fireworks are produced in the process of setting off can disperse well, both the overall volume holding fireworks fuse had been increased, turn improve the security performance of fireworks, improve its market competitiveness;
(2) both auxiliary flute employings variform first auxiliary flute and the second auxiliary flute, overall structure is attractive in appearance; And the diamond shape of the first auxiliary flute, be beneficial to and guide heat to spread toward corner, do not allow heat concentrate and be trapped in center, improve security;
(3) quantity of fireworks holddown groove, the size of the first auxiliary flute and quantity, the size of the second auxiliary flute and the design of quantity in the present invention, meet the demand of reality, overall structure is attractive in appearance; The setting of the snap ring on the size of fireworks holddown groove and its inside, is convenient to be fixed by fireworks well, and reserves heat-dissipating space in fireworks bottom, improves overall stability and security.
Except object described above, feature and advantage, the present invention also has other object, feature and advantage.Below with reference to figure, the present invention is further detailed explanation.
Accompanying drawing explanation
The accompanying drawing forming a application's part is used to provide a further understanding of the present invention, and schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the surface structure schematic diagram of the preferred embodiment of the present invention;
Fig. 2 is one of structure sectional view of the preferred embodiment of the present invention;
Fig. 3 is the structure sectional view two of the preferred embodiment of the present invention;
Fig. 4 is the structure sectional view three of the preferred embodiment of the present invention;
Wherein, 1, base, 2, cylindrical shell, 21, fireworks holddown groove, 211, snap ring, 22, auxiliary flute, the 221, first auxiliary flute, the 222, second auxiliary flute, 3, radiating groove, 4, cavity.
Detailed description of the invention
Below in conjunction with accompanying drawing, embodiments of the invention are described in detail, but the multitude of different ways that the present invention can limit according to claim and cover is implemented.
See Fig. 1, Fig. 2, a kind of novel firework gun barrel, comprises base 1 and cylindrical shell 2, and described cylindrical shell 2 is arranged on described base 1, and described cylindrical shell 2 cross section is in the horizontal plane oval, and its longitudinal axis L 1 is 230mm, and its minor axis L2 is 156mm, and its high H is 190mm; The height h of described base 1 is 0.05-0.2 times of the height H of described cylindrical shell 2, preferably 0.07 times, and overall construction design is reasonable, good stability.
The upper surface of described cylindrical shell 2 is provided with fireworks holddown groove 21 and auxiliary flute 22, the size of described fireworks holddown groove 21 and the match specifications of fireworks fuse urceolus, and its quantity is 5-50, preferably 28, can meet the demand of reality, practical.
Described auxiliary flute 22 comprises the first auxiliary flute 221 and the second auxiliary flute 222, first auxiliary flute 221 be arranged on four fireworks holddown grooves 21 around centre position, described second auxiliary flute 222 is arranged between the edge line of cylindrical shell 2 and fireworks holddown groove 21.Described first auxiliary flute 221 is of a size of 22-25mm × 16-18mm, and its quantity is 10-25; The diameter of described second auxiliary flute 222 is 10-15mm, and its quantity is 12-20.
First auxiliary flute 221 and the second auxiliary flute 222 can take different shapes, and structure is attractive in appearance; Such as the first auxiliary flute 221 cross section is in the horizontal plane rhombus, takies the free space beyond fireworks holddown groove 21; Described second auxiliary flute 222 cross section is in the horizontal plane circular, strengthens area of dissipation.
The sidewall thickness d of the described fireworks holddown groove 21 that the sidewall of described first auxiliary flute 221 and the second auxiliary flute 222 is adjacent is uniform thickness, thickness is 0.5-2.0mm, preferably 1.0mm, well the heat produced during firework display can be disperseed, the overall volume holding fireworks fuse can be increased again, improve its security and space availability ratio.
The minimum range h2 bottom arriving described base 1 bottom of described auxiliary flute 22 is not more than the minimum range h1 bottom arriving described base 1 bottom of described fireworks holddown groove 21, and what expand heat disseminates space, thus accelerates radiating rate.
See Fig. 3, the inwall of described fireworks holddown groove 21 can be provided with snap ring 211, the upper surface of described snap ring 211 to the distance d1 on the top of described fireworks holddown groove 21 be the 0.3-0.4 of fireworks fuse height doubly, preferably 0.3 times, to fix fireworks fuse in middle part, the lower end of fireworks fuse is made also to have part heat-dissipating space.Described snap ring can be the friction member that elastomeric element is made, to adapt to the fireworks fuse of unlike material, different size.
Described auxiliary flute 22 communicates with the bottom of described fireworks holddown groove 21, during firework display, most of heat can enter the bottom of fireworks holddown groove 21 fast, partial heat can enter in auxiliary flute 22 smoothly, well heat can be disperseed, the design of fireworks holddown groove 21 and auxiliary flute 22 simultaneously can increase again the volume that can hold fireworks fuse, both can improve the security of fireworks, and can space availability ratio have been improved again.
Vertical range d1 between the sidewall of described auxiliary flute 22 and the sidewall of described fireworks holddown groove 21 is 0.5-2.0mm, preferably 1.0mm; Bottom described fireworks holddown groove 21 to the minimum range of the upper surface of described base 1 be 2-50mm, preferably 2-10mm, expand heat disseminate space, thus accelerate radiating rate.
The outer wall of described cylindrical shell 2 is provided with at least one radiating groove 3, and concrete quantity can be selected according to actual needs; The width, the degree of depth etc. of described radiating groove 3 also can be selected according to the actual requirements; Angle between the plane at described radiating groove 3 place and the central axis of described fireworks holddown groove 21 is 0-90 °, concrete angle can be selected according to actual, further for the circulation of heat provides path, accelerate radiating rate, improve security performance during firework display.
Adopt novel firework gun barrel of the present invention, when raw material use does not increase, space availability ratio improves 28%, substantially increases the advantage of novel firework gun barrel product in market competition.
See Fig. 4, the lower end of fireworks holddown groove 21 also can be inverted truncated cone-shaped structure, and the diameter of its bottom circumference is 0.3-0.6 times of the diameter of its top circumference.Fireworks holddown groove 21 adopts up big and down small structure, and well fireworks can be fixed its inside, stability is high, and the lower end of truncated cone-shaped structure communicates with cavity 4, can be spread by heat well, improves the security performance of firework display.
The height h3 of cavity 4 is 0.2-0.4 times of the height H of described fireworks cylinder 2, preferably 0.3 times, reasonable in design, good stability during firework display.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (7)
1. a novel firework gun barrel, is characterized in that, comprises base (1) and cylindrical shell (2);
Described cylindrical shell (2) is arranged on described base (1), and the 0.05-0.2 of the height (H) that the height (h) of described base (1) is described cylindrical shell (2) doubly;
The upper surface of described cylindrical shell (2) is provided with fireworks holddown groove (21) and auxiliary flute (22), the described size of fireworks holddown groove (21) and the match specifications of fireworks, and its quantity is 5-50; Distance (d1) between the sidewall of the described fireworks holddown groove (21) that the sidewall of described auxiliary flute (22) is adjacent is 0.5-2.0mm;
The minimum range (h2) bottom arriving described base (1) bottom of described auxiliary flute (22) is not more than the minimum range (h1) bottom arriving described base (1) bottom of described fireworks holddown groove (21);
Described auxiliary flute (22) comprises the first auxiliary flute (221) and the second auxiliary flute (222), first auxiliary flute (221) be arranged on four fireworks holddown grooves (21) around centre position, described second auxiliary flute (222) is arranged between the edge line of cylindrical shell (2) and fireworks holddown groove (21);
The longitudinal section of described fireworks holddown groove (21) is the T-shaped arranged of standing upside down, the inwall of described fireworks holddown groove (21) is provided with snap ring (211), and the 0.3-0.4 of the height that the upper surface of described snap ring (211) is fireworks to the distance (d) on the top of described fireworks holddown groove (21) doubly.
2. novel firework gun barrel according to claim 1, is characterized in that, described first auxiliary flute (221) cross section is in the horizontal plane rhombus, and described second auxiliary flute (222) cross section is in the horizontal plane circular.
3. novel firework gun barrel according to claim 2, is characterized in that, the Diagonal Dimension of described first auxiliary flute (221) is 22-25mm × 16-18mm, and its quantity is 10-25; The diameter of described second auxiliary flute (222) is 10-15mm, and its quantity is 12-20.
4. novel firework gun barrel according to claim 1, it is characterized in that, the height of described fireworks holddown groove (21) is 120mm, 0.3 times of the height that the upper surface of described snap ring (211) is fireworks to the distance (d) on the top of described fireworks holddown groove (21).
5. novel firework gun barrel according to claim 1, is characterized in that, described fireworks holddown groove (21) bottom is 2-10mm to the minimum range of the upper surface of described base (1).
6. novel firework gun barrel according to claim 1, it is characterized in that, the outer wall of described cylindrical shell (2) is provided with at least one radiating groove (3), and the angle between the plane at described radiating groove (3) place and the central axis of described fireworks holddown groove (21) is 0-90 °.
7. novel firework gun barrel according to claim 1, is characterized in that, the lower end of described fireworks holddown groove is inverted truncated cone-shaped structure, and the diameter of its bottom circumference is 0.3-0.6 times of the diameter of its top circumference.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410662737.XA CN104390525B (en) | 2014-11-19 | 2014-11-19 | Novel firework gun barrel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410662737.XA CN104390525B (en) | 2014-11-19 | 2014-11-19 | Novel firework gun barrel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104390525A CN104390525A (en) | 2015-03-04 |
| CN104390525B true CN104390525B (en) | 2016-03-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410662737.XA Active CN104390525B (en) | 2014-11-19 | 2014-11-19 | Novel firework gun barrel |
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| Country | Link |
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| CN (1) | CN104390525B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3569971A1 (en) * | 2018-05-15 | 2019-11-20 | Javier Sanchez Soriano | Perforated die stamping fireworks cake |
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|---|---|---|---|---|
| CN2746360Y (en) * | 2004-02-27 | 2005-12-14 | 彭楚湘 | Safety fire cracker tube of cracker multifunction assembling integral structure |
| CN2837776Y (en) * | 2005-11-18 | 2006-11-15 | 周志明 | Mold pressing combined firework bobbin device |
| CN201034485Y (en) * | 2007-05-08 | 2008-03-12 | 胡跃辉 | One-shot forming combined firework barrel |
| CN201488653U (en) * | 2009-06-26 | 2010-05-26 | 赖佑生 | Ground fireworks launching tube shaping body for fireworks |
| CN201503237U (en) * | 2009-08-29 | 2010-06-09 | 湖南省常德市科力特新材料有限公司 | Large-caliber gypsum composite material-made combined firework-type firecracker transmitting seat |
| CN202853497U (en) * | 2012-09-07 | 2013-04-03 | 吳思華 | Firework launching socket |
-
2014
- 2014-11-19 CN CN201410662737.XA patent/CN104390525B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2746360Y (en) * | 2004-02-27 | 2005-12-14 | 彭楚湘 | Safety fire cracker tube of cracker multifunction assembling integral structure |
| CN2837776Y (en) * | 2005-11-18 | 2006-11-15 | 周志明 | Mold pressing combined firework bobbin device |
| CN201034485Y (en) * | 2007-05-08 | 2008-03-12 | 胡跃辉 | One-shot forming combined firework barrel |
| CN201488653U (en) * | 2009-06-26 | 2010-05-26 | 赖佑生 | Ground fireworks launching tube shaping body for fireworks |
| CN201503237U (en) * | 2009-08-29 | 2010-06-09 | 湖南省常德市科力特新材料有限公司 | Large-caliber gypsum composite material-made combined firework-type firecracker transmitting seat |
| CN202853497U (en) * | 2012-09-07 | 2013-04-03 | 吳思華 | Firework launching socket |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3569971A1 (en) * | 2018-05-15 | 2019-11-20 | Javier Sanchez Soriano | Perforated die stamping fireworks cake |
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| Publication number | Publication date |
|---|---|
| CN104390525A (en) | 2015-03-04 |
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