CN203364665U - Firework cylinder - Google Patents
Firework cylinder Download PDFInfo
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- CN203364665U CN203364665U CN 201320312097 CN201320312097U CN203364665U CN 203364665 U CN203364665 U CN 203364665U CN 201320312097 CN201320312097 CN 201320312097 CN 201320312097 U CN201320312097 U CN 201320312097U CN 203364665 U CN203364665 U CN 203364665U
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- Prior art keywords
- cylindrical shell
- fireworks tube
- little cylindrical
- installing hole
- lower seal
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Abstract
The utility model discloses a firework cylinder which comprises a firework cylinder body and a flying body arranged in a mounting hole of the firework cylinder body. The flying body comprises a small hollow cylindrical body, a lower seal integrally formed with the small cylindrical body is arranged in the small cylindrical body, an upper seal is arranged on the top of the small cylindrical body, and a sealed cavity for containing an explosive mixture is defined by the inner wall of the upper seal, the inner wall of the lower seal and the inner wall of the small cylindrical body. Because the small cylindrical body and the lower seal are integrally formed, the method of connecting the lower seal and the inner wall of the small cylindrical body of the flying body through punning and expansion is avoided, processing technologies are saved, and processing efficiency is improved; further more, because a traditional upper cover located on the top of the small cylindrical body is eliminated, manufacturing technologies are reduced, cost is further saved, and processing efficiency is improved.
Description
Technical field
The utility model relates to fireworks fireworks display field, especially, relates to a kind of fireworks tube.
Background technology
The fireworks fireworks display, the beautiful fireworks that burst forth in high-altitude due to it, to having increased celebrating atmosphere red-letter day.Fly out under the effect of the boosting power that the flying body of existing fireworks tube produces at powder burning outside cylindrical shell, and produce fireworks and light pearl at high-altitude explosion.Its flying body consists of flying body cylindrical shell and upper sealing, lower seal, the flying body cylindrical shell again the end through being positioned at below every and the upper cover that is positioned at top with the fireworks tube cylindrical shell, be connected.Flying body and upper cover are generally paper material and make, and upper sealing and lower seal generally adopt clay to make, and sealant need to adopt the mode of compacting swelling to be connected with the inwall of flying body cylindrical shell, complex manufacturing technology, working (machining) efficiency is low, and explosion time produces a large amount of dusts in high-altitude, surrounding environment is caused to great pollution.
The utility model content
The utility model purpose is distributed in provides a kind of fireworks tube, to solve existing fireworks tube flying body complex manufacturing technology, the technical problem that working (machining) efficiency is low.
For achieving the above object, the technical solution adopted in the utility model is as follows
A kind of fireworks tube, comprise the fireworks tube main body and be located at the flying body in the installing hole of fireworks tube main body, flying body comprises the little cylindrical shell of boring, in little cylindrical shell, be provided with and the integrated lower seal of little cylindrical shell, the top of little cylindrical shell is provided with sealing, and the inwall of upper sealing, lower seal and little cylindrical shell surrounds and forms the annular seal space that holds explosive mixture.
Further, the end face of upper sealing is the taper surface that plane or cone point point to the outlet of fireworks tube main body.
Further, the part that little cylinder top is exposed in upper sealing is along the outer upper guide ring that matches with the installing hole inwall or the little cylindrical shell upper guide ring matched with the installing hole inwall that upwards is provided with in external cylindrical surface week near top that circumferentially is extended with.
Further, interference fit or bonding between interference fit and/or upper sealing and described little cylindrical shell between upper sealing and installing hole.
Further, lower seal is shaped as plane or arc shape, the protruding upwards sealing in the arc top of the lower seal of arc shape.
Further, little cylindrical shell is near the lower guide ring matched with the installing hole inwall that upwards is provided with in external cylindrical surface week of bottom.
Further, little cylindrical shell is cylindric, and the external diameter of little cylindrical shell is less than the aperture of installing hole, the bottom of little cylindrical shell the end of through every the bottom that presses to installing hole.
Further, surround and form the second annular seal space of placing the flight effect mixture every the inwall of, lower seal and little cylindrical shell at the end.
Further, the end, form every the bottom of the installing hole with the fireworks tube main body the 3rd annular seal space that holds the bottom gunpowder, is provided with the lead that advances the fire lead-in wire, fires and go between and be connected first, second, third annular seal space that extends the installing hole outside in the 3rd annular seal space.
Further, little cylindrical shell, lower seal and upper sealing all adopt pulp mixture to make.
The utlity model has following beneficial effect
1, the utility model fireworks tube, little cylindrical shell with and to be positioned at the lower seal of little inner barrel one-body molded, thereby keep away rabbit lower seal need to adopt the mode of compacting swelling to come to be connected with the inwall of the little cylindrical shell of flying body, saved processing technology, improved working (machining) efficiency; And the utility model is provided with sealing at the top of little cylindrical shell, saved traditional upper cover be connected with little cylindrical shell flying body, reduced manufacturing process, further provide cost savings, improved working (machining) efficiency.Further, upper sealing, lower seal and little cylindrical shell all adopt pulp mixture to make, avoided traditional clay to do a large amount of dusts that the sealant explosion time produces aloft, thus while having reduced the fireworks tube burning to the pollution of surrounding environment.
2, the utility model fireworks tube, by on the periphery in upper sealing or little cylindrical shell upper end, being provided with guide ring, be provided with lower guide ring on the periphery of little cylindrical shell lower end, guaranteed that flying body goes out stably along the internal face of fireworks tube main body, avoid flying body outwards to disperse arbitrarily, thereby improved fireworks tube security and reliability in use.
3, the utility model fireworks tube, be designed to taper by the end face of upper sealing, reduced the resistance that flying body flies in air.
Except purpose described above, feature and advantage, the utility model also has other purpose, feature and advantage.Below, with reference to figure, the utility model is described in further detail.
The accompanying drawing explanation
The accompanying drawing that forms the application's a 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, does not form improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 is the structural representation of the utility model fireworks tube preferred embodiment one;
Fig. 2 is the structural representation of the utility model fireworks tube preferred embodiment two;
Fig. 3 is the structural representation of the utility model fireworks tube preferred embodiment three;
Fig. 4 is the structural representation of the utility model fireworks tube preferred embodiment four;
Fig. 5 is the structural representation of the utility model fireworks tube preferred embodiment five;
Fig. 6 is the structural representation of the utility model fireworks tube preferred embodiment six;
Fig. 7 is the structural representation of the utility model fireworks tube preferred embodiment seven;
Fig. 8 is the structural representation of the utility model fireworks tube preferred embodiment eight;
Fig. 9 is the structural representation of the utility model fireworks tube preferred embodiment nine;
Figure 10 is the structural representation of the utility model fireworks tube preferred embodiment ten;
Figure 11 is the structural representation of the utility model fireworks tube preferred embodiment 11; And
Figure 12 is the structural representation of the utility model fireworks tube preferred embodiment 12.
Description of reference numerals:
1, the fireworks tube main body; 11, installing hole; 12, advance fiery wire jack; 13, wire jack fires; 2, flying body;
22, upper sealing; 23, little cylindrical shell; 24, explosive mixture; 25, lead; 26, lower seal;
27, the flight effect mixture; 221,231, upper guide ring; 223, baffle ring; 233, lower guide ring;
3, the end every; 31, fairlead; 4, the bottom gunpowder; 5, advance the fire lead-in wire; 6, lead-in wire fires;
A, the first annular seal space; B, the second annular seal space; C, the 3rd annular seal space.
The specific embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is elaborated, but the multitude of different ways that the utility model can be defined by the claims and cover is implemented.
Fig. 1 shows the structural representation of the utility model fireworks tube embodiment mono-.With reference to Fig. 1, the utility model fireworks tube comprises fireworks tube main body 1 and is located at the flying body 2 of fireworks tube main body 1 inside, flying body 2 comprises the little cylindrical shell 23 of boring, in little cylindrical shell 23, is provided with and the integrated lower seal 26 of little cylindrical shell 23, and the top of little cylindrical shell is provided with sealing 22.The inwall of upper sealing 22, lower seal 26 and little cylindrical shell 23 surrounds and forms the first annular seal space A that holds explosive mixture.Processing technology is simple like this, has avoided lower seal 26 to adopt interference fit or bonding mode to be connected with the inwall of the little cylindrical shell 23 of flying body 2, has improved the working (machining) efficiency of flying body 2, has saved processing cost.In the present embodiment, the upper cover at traditional top that is positioned at little cylindrical shell 23 is saved, reduced manufacturing process, further provide cost savings, improved working (machining) efficiency.And preferably, little cylindrical shell 23, lower seal 26 and upper sealing 22 all adopt pulp mixture to make.Traditional sealant adopts clay to make, and the papery mixture in the utility model has avoided flying body 2 to produce a large amount of dust pollution surrounding environment when high-altitude explosion for by the mixture of paper pulp, calcium carbonate and starch, to make (specifically referring to patent 2006100316870) like this.
In embodiment mono-, little cylindrical shell 23 is cylindric, the external diameter of little cylindrical shell 23 is less than the internal diameter of the installing hole 11 of fireworks tube main body 1, the bottom of little cylindrical shell 23 compressed every 3 11 bottoms of the installing hole to fireworks tube main body 1 end of through, the top of little cylindrical shell 23 is by upper sealing 22 sealings, and upper sealing 22 can form and seal by the top of interference fit or bonding mode and little cylindrical shell 23.Wherein, make for paper material every 3 at the end, and the end be a bit larger tham the aperture of installing hole 11 every 3 diameter, make the end every 3 with installing hole 11 tight fits.The end every 3, the inwall of lower seal 26 and little cylindrical shell 23 closes state and forms the second annular seal space B that holds the flight effect mixture.In embodiment mono-, lower seal 26 be shaped as planar structure, itself and the end are rectangle every the vertical section of the second annular seal space B of 3 formation.The bottom of installing hole 11 is provided with into fiery wire jack 12 and the wire jack 13 that fires, bottom gunpowder 4 is housed on the bottom surface of installing hole 11, the end, form with the bottom of the installing hole 11 of fireworks tube main body 1 the 3rd annular seal space C that holds bottom gunpowder 4 every 3, the 3rd annular seal space C through advance fiery wire jack 12 be provided with extend installing hole 11 outsides advance fire lead-in wire 5, be provided with the lead-in wire 6 that fires that extends installing hole 11 outsides through the wire jack 13 that fires, and the end, be provided with fairlead 31 every 3, to run through for being connected the lead 25 of first, second, third annular seal space A, B, C.
The course of work of fireworks tube burning is as follows: burning things which may cause a fire disaster enters in the 3rd annular seal space C to ignite and is positioned at the bottom gunpowder 4 of the 3rd annular seal space C from advancing fire lead-in wire 5, and bottom gunpowder 4 burns rapidly, and ignites to fire and go between 6 and lead 25.The gas generation boosting power that expands rapidly during bottom gunpowder 4 burning, flying body 2, under the effect of this boosting power, rushes at sky along the outlet of installing hole 11; Put in lead 25 in the 3rd annular seal space C burning things which may cause a fire disaster is introduced in the second annular seal space B to light flight effect mixture 27, to guarantee flying body 2 afterbody in flight course, discharge pearlite and produce fireworks; The moderate length of lead 25, make flying body 2 when highest point, and burning things which may cause a fire disaster is introduced in the first annular seal space A with the explosive mixture that ignites, thereby guarantee that flying body 2 blows at highest point, discharges pearlite in high-altitude and produce beautiful fireworks; The lead-in wire 6 that fires is introduced burning things which may cause a fire disaster in next fireworks tube, thereby makes the fireworks tube assembly be comprised of a plurality of fireworks tubes, after only needing a burning things which may cause a fire disaster to introduce, can be lighted continuously and automatically easy to operate and safety.
In the present embodiment, the mixture that flight effect mixture 27 and explosive mixture 24 are gunpowder and bright pearl.Preferably, lead 25 is positioned on little cylindrical shell 23 axial line positions, enters the bottom surface that fire lead-in wire 5 and the lead-in wire 6 that fires are positioned at the 3rd annular seal space C and installing hole 11.
Fig. 2 has provided the structural representation of the utility model fireworks tube embodiment bis-.In order to have reduced the resistance that flying body 2 flies in air, example two, on the basis of embodiment mono-, is designed to taper by the end face of upper sealing 22, and the cone point of this taper points to the outlet of fireworks tube main body 1.In the present embodiment, the part that little cylindrical shell 23 tops are exposed in the upper sealing 22 of taper circumferentially is extended with along outer the upper guide ring 221 matched with installing hole 11 inwalls, thereby strengthened flying body 2, goes out the stationarity of installing hole 11 outlets.
Fig. 3 has provided the structural representation of the utility model fireworks tube embodiment tri-.Embodiment tri-has done further improvement on the basis of embodiment bis-.Embodiment tri-has cancelled 22 weeks upwardly extending upper guide rings 221 of the upper sealing of the taper in embodiment bis-, and set up the upper guide ring 231 matched with installing hole 11 inwalls on the periphery on little cylindrical shell 23 tops, go out the stationarity of installing hole 11 outlets to have strengthened flying body 2.Wherein, the periphery of upper sealing 22 is provided with and the ring wall surface on the little cylindrical shell 23 tops baffle ring 223 to the annular coordinated, and the bonding realization of ring wall surface that upper sealing 22 is stopped 23 tops through the baffle ring 223 of periphery and little cylinder is sealed and matched.
Fig. 4 has provided the structural representation of the utility model fireworks tube embodiment tetra-.Embodiment tetra-is with the difference of embodiment tri-, and the baffle ring 223 in the upper sealing 22 of embodiment tetra-has been cancelled, and in embodiment tetra-, upper sealing 22 adopts interference fit or bonding mode to be connected with the inner wall sealing of little cylindrical shell 23.
Fig. 5 has provided the structural representation of the utility model fireworks tube embodiment five.Embodiment five, on the basis of embodiment mono-, will replace with arc shape by plane with the integrated lower seal 26 of little cylindrical shell 23, and the arc top of its arc shape is protruding upwards seals 22.Certainly, the shape that it will be understood by those skilled in the art that lower seal 26 can also be other shapes, for example, and protruding 22 the inclined-plane bending that upwards seals in middle part.
Fig. 6 has provided the structural representation of the utility model fireworks tube embodiment six.Embodiment six, on the basis of embodiment bis-, will replace with arc shape by plane with the integrated lower seal 26 of little cylindrical shell 23, and the arc top of its arc shape is protruding upwards seals 22.Certainly, the shape that it will be understood by those skilled in the art that lower seal 26 can also be other shapes, for example, and protruding 22 the inclined-plane bending that upwards seals in middle part.
Fig. 7 has provided the structural representation of the utility model fireworks tube embodiment seven.Embodiment seven, on the basis of embodiment tri-, will replace with arc shape by plane with the integrated lower seal 26 of little cylindrical shell 23, and the arc top of its arc shape is protruding upwards seals 22.Certainly, the shape that it will be understood by those skilled in the art that lower seal 26 can also be other shapes, for example, and protruding 22 the inclined-plane bending that upwards seals in middle part.
Fig. 8 has provided the structural representation of the utility model fireworks tube embodiment eight.Embodiment eight, on the basis of embodiment tetra-, will replace with arc shape by plane with the integrated lower seal 26 of little cylindrical shell 23, and the arc top of its arc shape is protruding upwards seals 22.Certainly, the shape that it will be understood by those skilled in the art that lower seal 26 can also be other shapes, for example, and protruding 22 the inclined-plane bending that upwards seals in middle part.
Fig. 9 has provided the structural representation of the utility model fireworks tube embodiment nine.Embodiment nine, on the basis of embodiment five, is provided with near on the periphery of bottom the lower guide ring 233 matched with installing hole 11 inwalls at little cylindrical shell 23, goes out the stationarity of fireworks tube main body 1 further to strengthen flying body 2.
Figure 10 has provided the structural representation of the utility model fireworks tube embodiment ten.Embodiment ten, on the basis of embodiment six, is provided with near on the periphery of bottom the lower guide ring 233 matched with installing hole 11 inwalls at little cylindrical shell 23, goes out the stationarity of fireworks tube main body 1 further to strengthen flying body 2.
Figure 11 has provided the structural representation of the utility model fireworks tube embodiment 11.Embodiment 11, on the basis of embodiment seven, is provided with near on the periphery of bottom the lower guide ring 233 matched with installing hole 11 inwalls at little cylindrical shell 23, goes out the stationarity of fireworks tube main body 1 further to strengthen flying body 2.
Figure 12 has provided the structural representation of the utility model fireworks tube embodiment 12.Embodiment 12, on the basis of embodiment eight, is provided with near on the periphery of bottom the lower guide ring 233 matched with installing hole 11 inwalls at little cylindrical shell 23, goes out the stationarity of fireworks tube main body 1 further to strengthen flying body 2.
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 modification of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (10)
1. a fireworks tube, comprise fireworks tube main body (1) and be located at the flying body (2) in the installing hole (11) of described fireworks tube main body (1), it is characterized in that,
Described flying body (2) comprises the little cylindrical shell (23) of boring, in described little cylindrical shell (23), be provided with and the integrated lower seal of described little cylindrical shell (23) (26), the top of described little cylindrical shell (23) is provided with sealing (22), and the inwall of described upper sealing (22), lower seal (26) and described little cylindrical shell (23) surrounds and forms the first annular seal space (A) that holds explosive mixture (24).
2. fireworks tube according to claim 1, is characterized in that,
The end face of described upper sealing (22) is the taper surface that plane or cone point point to described fireworks tube main body (1) outlet.
3. fireworks tube according to claim 2, is characterized in that,
The part that described little cylindrical shell (23) top is exposed in described upper sealing (22) is along the outer upper guide ring that matches with described installing hole (11) inwall or described little cylindrical shell (23) the upper guide ring matched with described installing hole (11) inwall that upwards is provided with in external cylindrical surface week near top that circumferentially is extended with.
4. fireworks tube according to claim 3, is characterized in that,
Interference fit or bonding between interference fit and/or described upper sealing (22) and described little cylindrical shell (23) between described upper sealing (22) and installing hole (11).
5. according to the described fireworks tube of claim 1 to 4 any one, it is characterized in that,
Described lower seal (26) be shaped as plane or arc shape, the arc top of the lower seal of described arc shape (26) is protruding in described upper sealing (22).
6. fireworks tube according to claim 5, is characterized in that,
Described little cylindrical shell (23) is near the lower guide ring (233) matched with described installing hole (11) inwall that upwards is provided with in external cylindrical surface week of bottom.
7. fireworks tube according to claim 6, is characterized in that,
Described little cylindrical shell (23) is cylindric, and the external diameter of described little cylindrical shell (23) is less than the aperture of described installing hole (11), and the bottom of described little cylindrical shell (23) presses to the bottom of described installing hole (11) every (3) end of through.
8. fireworks tube according to claim 7, is characterized in that,
The inwall of the described end every (3), described lower seal (26) and described little cylindrical shell (23) surrounds the second annular seal space (B) that forms placement flight effect mixture (27).
9. fireworks tube according to claim 8, is characterized in that,
The described end, form every the bottom of the installing hole (11) of (3) and described fireworks tube main body (1) the 3rd annular seal space (C) that holds bottom gunpowder (4), in described the 3rd annular seal space (C), be provided with extend described installing hole (11) outside advance fire lead-in wire (5), lead-in wire (6) and be connected the lead (25) of described first, second, third annular seal space (A, B, C) fires.
10. fireworks tube according to claim 9, is characterized in that,
Described little cylindrical shell (23), lower seal (26) and upper sealing (22) all adopt pulp mixture to make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320312097 CN203364665U (en) | 2013-05-31 | 2013-05-31 | Firework cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320312097 CN203364665U (en) | 2013-05-31 | 2013-05-31 | Firework cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203364665U true CN203364665U (en) | 2013-12-25 |
Family
ID=49812414
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320312097 Expired - Fee Related CN203364665U (en) | 2013-05-31 | 2013-05-31 | Firework cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203364665U (en) |
-
2013
- 2013-05-31 CN CN 201320312097 patent/CN203364665U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131225 Termination date: 20200531 |