CN204286234U - A kind of novel firework gun barrel - Google Patents
A kind of novel firework gun barrel Download PDFInfo
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- CN204286234U CN204286234U CN201420696872.1U CN201420696872U CN204286234U CN 204286234 U CN204286234 U CN 204286234U CN 201420696872 U CN201420696872 U CN 201420696872U CN 204286234 U CN204286234 U CN 204286234U
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- auxiliary flute
- cylinder shape
- shape groove
- cylindrical shell
- gun barrel
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Abstract
The utility model provides a kind of novel firework gun barrel, comprises base and cylindrical shell; Cylindrical shell is arranged on base, and 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 cylinder shape groove and auxiliary flute, the size of cylinder shape groove and the match specifications of fireworks; Distance between the sidewall of the cylinder shape groove that the sidewall of auxiliary flute is adjacent is 0.5-2.0mm; The minimum range bottom arriving base bottom of auxiliary flute is not more than the minimum range bottom arriving base bottom of cylinder shape groove; Auxiliary flute comprises the first auxiliary flute and the second auxiliary flute, and the first auxiliary flute and the second auxiliary flute cross section are in the horizontal plane respectively rhombus and circle.Overall structure of the present utility model is simplified attractive in appearance, the design of base, good stability; The design of auxiliary flute, had both been convenient to the dispersion of heat, was convenient to again the overall volume increasing fireworks, improved its market competitiveness.
Description
Technical field
The utility model relates to fireworks field, especially, relates 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 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 not very attractive in appearance, and overall structure is less, not air.
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, clings to 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.
Therefore, design that a kind of structure is simplified, structure is attractive in appearance and bulky firework barrel has important practical value.
Utility model content
The utility model object is to provide that a kind of structure is simplified, structure is attractive in appearance, volume is large and the novel firework gun barrel that security performance is high, and concrete technical scheme is as follows:
A kind of novel firework gun barrel, comprises base and cylindrical shell;
Described cylindrical shell is arranged on described base, and the height of described base is 0.05-0.2 times of the height of described cylindrical shell;
The upper surface of described cylindrical shell is provided with cylinder shape groove and auxiliary flute, the size of described cylinder shape groove and the match specifications of fireworks, and its quantity is 5-50; Distance between the sidewall of the described cylinder shape groove that the sidewall of described auxiliary flute is adjacent is 0.5-2.0mm;
The minimum range bottom arriving described base bottom of described auxiliary flute is not more than the minimum range bottom arriving described base bottom of described cylinder shape groove;
Described auxiliary flute comprises the first auxiliary flute and the second auxiliary flute, and described first auxiliary flute cross section is in the horizontal plane rhombus, and described second auxiliary flute cross section is in the horizontal plane circular.
Preferred in above technical scheme, described cylindrical shell cross section is in the horizontal plane oval, and its major axis is 230mm, and its minor axis is 156mm, and its height is 190mm.
Preferred in above technical scheme, the quantity of described cylinder shape groove is 28.
Preferred in above technical scheme, described first auxiliary flute is of a size of 22mm × 17mm, and its quantity is 10; The diameter of described second auxiliary flute is 10mm, and its quantity is 12.
Preferred in above technical scheme, the distance between the sidewall of the described cylinder shape groove that the sidewall of described auxiliary flute is adjacent is 1.0mm.
Preferred in above technical scheme, the height of described base is 0.07 times of the height of described cylindrical shell.
Preferred in above technical scheme, the lower end of described cylinder shape groove is provided with at least one through hole communicated with auxiliary flute.
Preferred in above technical scheme, described through hole is circular port, and its diameter is 5-10mm, and described through hole is 1.0-5.0mm to the distance of the bottom surface of described cylinder shape groove.
The utility model has following beneficial effect:
(1) novel firework gun barrel of the present utility model comprises base and cylindrical shell, and overall structure is simplified, attractive in appearance; The upper surface of cylindrical shell is provided with cylinder shape groove and auxiliary flute, before setting off, first inserts in groove by fireworks, during firework display, can not topple over, good stability; Distance between the sidewall of the cylinder shape groove that the sidewall of auxiliary flute is adjacent is 0.5-2.0mm, thus make to leave space between fireworks and fireworks, the heat that fireworks are produced in the process of setting off can disperse well, both the overall volume of fireworks had been increased, turn improve the security performance of fireworks, improve its market competitiveness; Variform first auxiliary flute and the second auxiliary flute both auxiliary flute adopts, overall structure is attractive in appearance.
(2) quantity of cylinder shape groove, the size of the first auxiliary flute and quantity, the size of the second auxiliary flute and the design of quantity in the utility model, meet the demand of reality, overall structure is attractive in appearance.
(3) in the utility model, the sidewall of circular trough is 1mm to the distance of the sidewall of its adjacent described groove, can be disperseed by heat during firework display well, can increase volume again, practical.
(4) in the utility model, the height of base is 0.07 times of the height of described cylindrical shell, reasonable in design, good stability.
(5) in the utility model, the lower end of cylinder shape groove is provided with at least one through hole communicated with auxiliary flute, and the design of its quantity and position is convenient to heat during firework display to disperse further, improves security performance during firework display further.
Except object described above, feature and advantage, the utility model also has other object, feature and advantage.Below with reference to figure, the utility model is described in further detail.
Accompanying drawing explanation
The accompanying drawing forming a application's part is used to provide further understanding of the present utility model, and schematic description and description of the present utility model, for explaining the utility model, is not formed improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 is the overall structure schematic diagram of novel firework gun barrel in the utility model preferred embodiment 1;
Fig. 2 is the sectional view of Fig. 1.
Detailed description of the invention
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in detail, but the multitude of different ways that the utility model can limit according to claim and cover is implemented.
Embodiment 1:
A kind of novel firework gun barrel, comprises base 1 and cylindrical shell 2, refers to Fig. 1 and Fig. 2, overall structure is simplified, attractive in appearance.
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 cylinder shape groove 21 and auxiliary flute 22, the described size of cylinder shape groove 21 and the match specifications of fireworks, 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, described first auxiliary flute 221 cross section is in the horizontal plane rhombus, described second auxiliary flute 222 cross section is in the horizontal plane circular, the Diagonal Dimension of described first auxiliary flute 221 is 22mm × 17mm, and its quantity is 10; The diameter of described second auxiliary flute 222 is 10mm, and its quantity is 12, and the first auxiliary flute 221 and the second auxiliary flute 222 take different shapes, and structure is attractive in appearance; Distance d between the sidewall of the described cylinder shape groove 21 that the sidewall of described first auxiliary flute 221 and the second auxiliary flute 222 is adjacent is 0.5-2.0mm, preferably 1.0mm, well the heat produced during firework display can be disperseed, the volume of fireworks entirety can be increased again, improve its security and space availability ratio.
The minimum range h1 bottom arriving described base 1 bottom of described auxiliary flute 22 is not more than the minimum range h2 bottom arriving described base 1 bottom of described cylinder shape groove 21, and what expand heat disseminates space, thus accelerates radiating rate.
The lower end of described cylinder shape groove 21 is provided with at least one through hole 211 communicated with described auxiliary flute 22, described through hole 211 is circular port, its diameter is 5-10mm, described through hole 211 is 1.0-5.0mm to the distance d1 of the bottom surface of described cylinder shape groove 21, further for the circulation of heat provides path, accelerate radiating rate, improve security performance during firework display.
The lower end of cylinder shape groove 21 refers to below 1/3 part of cylinder shape groove (21) vertical direction height.
Adopt novel firework gun barrel of the present utility model, when raw material use does not increase, overall volume increases 28%, and space availability ratio improves 28%, substantially increases the advantage of novel firework gun barrel product in market competition.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (8)
1. a novel firework gun barrel, is characterized in that: 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 cylinder shape groove (21) and auxiliary flute (22), the size of described cylinder shape groove (21) and the match specifications of fireworks, and its quantity is 5-50; Distance (d) between the sidewall of the described cylinder shape 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 cylinder shape groove (21);
Described auxiliary flute (22) comprises the first auxiliary flute (221) and the second auxiliary flute (222), 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.
2. novel firework gun barrel according to claim 1, it is characterized in that: described cylindrical shell (2) cross section is in the horizontal plane for oval, its major axis (L1) is 230mm, and its minor axis (L2) is 156mm, and its height (H) is 190mm.
3. novel firework gun barrel according to claim 1, is characterized in that: the quantity of described cylinder shape groove (21) is 28.
4. novel firework gun barrel according to claim 1, is characterized in that: the Diagonal Dimension of described first auxiliary flute (221) is 22mm × 17mm, and its quantity is 10; The diameter of described second auxiliary flute (222) is 10mm, and its quantity is 12.
5. novel firework gun barrel according to claim 1, is characterized in that: the distance (d) between the sidewall of the described cylinder shape groove (21) that the sidewall of described auxiliary flute (22) is adjacent is 1.0mm.
6. novel firework gun barrel according to claim 1, is characterized in that: 0.07 times of the height (H) that the height (h) of described base (1) is described cylindrical shell (2).
7. the novel firework gun barrel according to claim 1-6 any one, is characterized in that: the lower end of described cylinder shape groove (21) is provided with at least one through hole (211) communicated with described auxiliary flute (22).
8. novel firework gun barrel according to claim 7, it is characterized in that: described through hole (211) is circular port, its diameter is 5-10mm, and described through hole (211) is 1.0-5.0mm to the distance (d1) of the bottom surface of described cylinder shape groove (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420696872.1U CN204286234U (en) | 2014-11-19 | 2014-11-19 | A kind of novel firework gun barrel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420696872.1U CN204286234U (en) | 2014-11-19 | 2014-11-19 | A kind of novel firework gun barrel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204286234U true CN204286234U (en) | 2015-04-22 |
Family
ID=52869385
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420696872.1U Active CN204286234U (en) | 2014-11-19 | 2014-11-19 | A kind of novel firework gun barrel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204286234U (en) |
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2014
- 2014-11-19 CN CN201420696872.1U patent/CN204286234U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |