CN201155951Y - Fixed range pressure-dividing controllable fireworks burning device - Google Patents
Fixed range pressure-dividing controllable fireworks burning device Download PDFInfo
- Publication number
- CN201155951Y CN201155951Y CNU2008200790005U CN200820079000U CN201155951Y CN 201155951 Y CN201155951 Y CN 201155951Y CN U2008200790005 U CNU2008200790005 U CN U2008200790005U CN 200820079000 U CN200820079000 U CN 200820079000U CN 201155951 Y CN201155951 Y CN 201155951Y
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- combustion chamber
- launcher
- fireworks
- chamber
- dividing
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Abstract
A device with fixed journey and capable of dividing pressure, which can control the setting off of fireworks, comprises a launcher; wherein, the upper end of the launcher is a cartridge, the lower part of which is provided with a combustion chamber; the upper and the lower ends of the combustion chamber are respectively provided with a gas flow control device which comprises an upper adjusting valve arranged at the upper end of the combustion chamber and a lower adjusting valve arranged at the lower end of the combustion chamber; a pressure divider is arranged under the lower adjusting valve; the lower end of the pressure divider is provided with a gun pressure adjusting and controlling device, the middle part of the launcher and the outer part of the combustion chamber are provided with a lighting-up opening and a propellant powder loading opening; the launcher is also provided with a launching angle adjusting device and a launching compensating system. When the fireworks are set off, the lower part of the cartridge is arranged for placing bullets. When the device is used for setting off the fireworks, the impact point of the pills realizes fixed journey through presetting the relevant parameters, and thus beautiful patterns and characters can be formed in the air by the device which forms a matrix and sets off the fireworks.
Description
Technical field
The utility model relates to the device that a kind of fireworks display are seted off, and says further to relate to a kind of fireworks display device for lighting of regulating control transmitting range and point of impact by the gun pressure dividing potential drop.Belong to the fireworks burning technical field.
Background technology
Pyrotechnic shell is people's normal adopted view of viewing and admiring of activity that holds a celebration in the world at present; because of it has sound when setting off; light; the combination of the multiple effect of color; thereby has unique artistic charm; band is given enjoyment and happy; become the pyrotechnics product that a kind of extremely of people is liked; also become the significant program of grand celebrations; its designs and varieties are more; not only has sound; light; color effect set off combination; and; can also form simple pattern aloft; for the night sky in people celebrating red-letter day increases unlimited brilliance; native place as the pyrotechnics invention; its making and the technology of setting off are that long historical and succession is arranged in China; the infiltration in very long years is gone through in the pyrotechnics manufacturing; current techique has suitable maturity; the fireworks burning emission; relate to the multidisciplinary synthesis technology; for a long time; substantive breakthroughs have been failed for conventional art; during traditional in the past fireworks burning; the pressure gas that propellant powder is lighted generation is to enter launching tube along transmit direction; the promotion bullet travels forward, because the factor of the traditional pyrotechnics emission of influence comprises: the impulse charge amount; pyrotechnic shell weight; launching tube length and diameter; pyrotechnic shell and emission barrel gap etc., these factor cross correlations; influence each other; control difficulty, and decide the Cheng Gengjia difficulty makes and accurately decides journey and launch and become technical barrier.
The utility model content
The utility model has overcome the defective of above-mentioned prior art, discloses the device that a kind of flow and flowing to by control combustion chamber air-flow realizes controlling the fixed range pressure-dividing controllable fireworks burning of pyrotechnics transmitting range.
The technical solution of the utility model is achieved in that a kind of device of fixed range pressure-dividing controllable fireworks burning, comprise launcher, described launcher upper end is a cylinder, described cylinder bottom is provided with the combustion chamber, described combustion chamber is respectively equipped with gas flow control device in two ends up and down, described gas flow control device comprises the adjusted valve that is arranged on upper end, described combustion chamber and the following control valve of lower end, combustion chamber, described adjusted valve is by controlling the updraft amount size that produces behind the combustion chambers burn medicine, described control valve down is by controlling the downward throughput size that produces behind the combustion chambers burn medicine, be provided with the branch press mechanism below the described control valve down, the press mechanism lower end was provided with the gun pressure regulation device in described minute, described launcher middle part, the outside, combustion chamber is provided with igniter and burning medicine filler, described launcher also is provided with emission angle adjusting device and emission bucking-out system, when setting off, bullet is placed in described cylinder bottom.Press mechanism comprised dividing potential drop thorax chamber and thorax chamber piston in described minute.
And described gun pressure regulation device comprises the adjustment connecting rod that is connected with piston bottom, thorax chamber, described adjustment connecting rod is provided with the gear keyway, described gear keyway is meshed with bevel gear, bevel gear is connected with driving rocker on being arranged on launcher, shake driving rocker, drive the rotation of bevel gear, drive the lifting of adjusting connecting rod, make that the volume size in dividing potential drop thorax chamber is changed, thereby adjusted the size that presets the space behind the bullet.
And described emission bucking-out system comprises combustion chamber compensate opening on the chamber wall, the thorax chamber compensate opening on the wall of thorax chamber, at least one the piston compensated hole on the piston of thorax chamber, be preferably and evenly be provided with four, be equipped with operated pneumatic valve in described combustion chamber compensate opening, thorax chamber compensate opening, the piston compensated hole and communicate with atmosphere.
And described emission angle adjusting device comprises three pull bars that evenly are arranged on described launcher central authorities periphery and are connected with base, described pull bar is provided with the angle of departure adjuster of control pull bar length, adjust transmit direction and angle by the length of adjusting pull bar, the bottom of described launcher is provided with universal joint, and universal joint can rotate freely.
The device of fixed range pressure-dividing controllable fireworks burning of the present utility model has following beneficial effect:
1, the utility model being provided with adopted the principle that presets the space behind the bullet, utilizes the dividing potential drop effect in dividing potential drop thorax chamber, sets the initial velocity of bullet emission, thereby realizes the skyborne setting point of impact of bullet, realizes deciding journey.
2, the utility model is passed through combination, put into matrix, each the utility model is arranged to different decide journey and angles, envision dummy pattern or literal aloft, according to angle that presets or distance emission simultaneously, realize that difference presets point of impact, form pattern or literal, reach the good result of " aerial screen ".
Description of drawings
Fig. 1 is the apparatus structure schematic diagram of fixed range pressure-dividing controllable fireworks burning of the present utility model;
Fig. 2 is the device technique scheme schematic diagram of fixed range pressure-dividing controllable fireworks burning of the present utility model;
Fig. 3 is the gas flow control device schematic diagram of the device of fixed range pressure-dividing controllable fireworks burning of the present utility model;
Fig. 4 is the dividing potential drop structural scheme of mechanism of the device of fixed range pressure-dividing controllable fireworks burning of the present utility model;
Fig. 5 is the gun pressure adjusting device schematic diagram of the device of fixed range pressure-dividing controllable fireworks burning of the present utility model;
Fig. 6 is the angle of departure adjusting device schematic diagram of the device of fixed range pressure-dividing controllable fireworks burning of the present utility model;
Fig. 7 is the emission bucking-out system schematic diagram of the device of fixed range pressure-dividing controllable fireworks burning of the present utility model.
The specific embodiment
In order to make one of ordinary skill in the art understand the technical solution of the utility model better, now in conjunction with the accompanying drawings embodiment of the present utility model is done further explanation at large:
A kind of device of fixed range pressure-dividing controllable fireworks burning, as Fig. 1 and 2, comprise launcher 1, launcher 1 upper end is a cylinder 2, cylinder 2 bottoms are provided with combustion chamber 11, the combustion chamber is respectively equipped with the gas flow control device 4 that comprises adjusted valve 4.1 and following control valve 4.2 in two ends about in the of 11, be provided with branch press mechanism 7 below the following control valve 4.2, divide press mechanism 7 lower ends to be provided with gun pressure regulation device 8, launcher 1 middle part, 11 outsides, combustion chamber are provided with lighting-up tuyere 5 and propellant powder filler 6, and launcher 1 also is provided with emission angle adjusting device 9 and emission bucking-out system 10, when setting off, bullet 3 is placed in cylinder 2 bottoms, divides press mechanism 7 to comprise dividing potential drop thorax chamber 7.1 and thorax chamber piston 7.2.Gun pressure regulation device 8 comprises the adjustment connecting rod 8.1 that is connected with piston 7.2 bottoms, thorax chamber, adjust connecting rod 8.1 and be provided with gear keyway 8.2, gear keyway 8.2 is meshed with bevel gear 8.3, bevel gear 8.3 is connected with driving rocker 8.4 on being arranged on launcher 1, shake driving rocker 8.4, drive the rotation of bevel gear 8.3, drive the lifting of adjusting connecting rod 8.1, make the volume size in dividing potential drop thorax chamber 7.1 change, thereby adjusted the size that presets the space behind the bullet.Emission bucking-out system 10 comprises combustion chamber compensate opening 10.1, the thorax chamber compensate opening 10.2 on 7.1 walls of dividing potential drop thorax chamber, the piston compensated hole 10.3, at least one thorax chamber on the thorax chamber piston 7.2 on 11 walls of combustion chamber, be preferably piston compensated hole 10.3, four thorax chambeies evenly is set, be equipped with operated pneumatic valve in combustion chamber compensate opening 10.1, thorax chamber compensate opening 10.2, the piston compensated hole 10.3, thorax chamber and communicate with atmosphere.Emission angle adjusting device 9 comprises three pull bars 9.2 that evenly are arranged on described emission central authorities periphery and are connected with base, pull bar 9.2 is provided with the angle of departure adjuster 9.1 of control pull bar length, adjust transmit direction and angle by the length of adjusting pull bar 9.2, the bottom of launcher 1 is provided with universal joint 9.3, and universal joint 9.3 can rotate flexibly.
During by launcher 1 launching fireworks of the present utility model, with computer relevant parameter is set, determine all cell values of launcher 1, gas flow size when as above descending size, the gun propellant combustion of control valve, gas-flow are to, emission angle etc., make the point of impact of pyrotechnic shell emission back bullet obtain a definite spatial coordinate value, realized deciding the journey emission.Several the utility model can also be formed one or more emission groups, at overhead virtual pattern of emitting area or literal, when the emission group launches according to schedule, the point of impact of the bullet of each the utility model emission is all set, when bullet is seted off in the position of presetting, can form default pattern or literal, reach the purpose of deciding the journey emission.
For the person of ordinary skill of the art, other advantage and modification all are conspicuous.Therefore, the utility model embodiment of not merely being defined in the specification to be put down in writing.Any disengaging by claim and its various changes that are equal to the spirit and scope of the present utility model that partly limit all can realize.
Claims (5)
1, a kind of device of fixed range pressure-dividing controllable fireworks burning, comprise launcher (1), it is characterized in that, described launcher (1) upper end is cylinder (2), described cylinder (2) bottom is provided with combustion chamber (11), described combustion chamber (11) two ends up and down is respectively equipped with gas flow control device (4), described gas flow control device (4) comprises the adjusted valve (4.1) that is arranged on described combustion chamber (11) upper end and the following control valve (4.2) of lower end, combustion chamber (11), be provided with branch press mechanism (7) below the described control valve (4.2) down, press mechanism (7) lower end was provided with gun pressure regulation device (8) in described minute, described launcher (1) middle part, outside, combustion chamber (11) is provided with lighting-up tuyere (5) and propellant powder filler (6), described launcher (1) also is provided with emission angle adjusting device (9) and emission bucking-out system (10), when setting off, bullet (3) is placed in described cylinder (2) bottom.
2, the device of fixed range pressure-dividing controllable fireworks burning according to claim 1 is characterized in that, press mechanism comprised dividing potential drop thorax chamber (7.1) and thorax chamber piston (7.2) in described minute.
3, the device of fixed range pressure-dividing controllable fireworks burning according to claim 1, it is characterized in that, described gun pressure regulation device (8) comprises the adjustment connecting rod (8.1) that is connected with thorax chamber piston (7.2) bottom, described adjustment connecting rod (8.1) is provided with gear keyway (8.2), described gear keyway (8.2) and bevel gear (8.3) interlock mutually, bevel gear (8.3) is connected with driving rocker (8.4) on being arranged on launcher (1).
4, the device of fixed range pressure-dividing controllable fireworks burning according to claim 1, it is characterized in that, described emission bucking-out system (10) comprises combustion chamber compensate opening (10.1), the thorax chamber compensate opening (10.2) on the wall of dividing potential drop thorax chamber (7.1), at least one the piston compensated hole, thorax chamber (10.3) on the thorax chamber piston (7.2) on the wall of combustion chamber (11), is provided with operated pneumatic valve in described combustion chamber compensate opening (10.1), thorax chamber compensate opening (10.2), the piston compensated hole, thorax chamber (10.3) and communicates with atmosphere by operated pneumatic valve.
5, the device of fixed range pressure-dividing controllable fireworks burning according to claim 1, it is characterized in that, described emission angle adjusting device (9) comprises three pull bars (9.2) that evenly are arranged on described launcher (1) central authorities periphery and are connected with base, described pull bar (9.2) is provided with the angle of departure adjuster (9.1) of control pull bar length, and described launcher (1) bottom is provided with universal joint (9.3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200790005U CN201155951Y (en) | 2008-02-15 | 2008-02-15 | Fixed range pressure-dividing controllable fireworks burning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200790005U CN201155951Y (en) | 2008-02-15 | 2008-02-15 | Fixed range pressure-dividing controllable fireworks burning device |
Publications (1)
| Publication Number | Publication Date |
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| CN201155951Y true CN201155951Y (en) | 2008-11-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200790005U Expired - Fee Related CN201155951Y (en) | 2008-02-15 | 2008-02-15 | Fixed range pressure-dividing controllable fireworks burning device |
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| CN (1) | CN201155951Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108302986A (en) * | 2018-02-05 | 2018-07-20 | 江西常驰实业有限公司 | A kind of adjustable-angle fireworks launch frame |
| CN111473694A (en) * | 2020-06-01 | 2020-07-31 | 浏阳市棠花烟花有限公司 | Firework setting-off barrel fixing device, setting-off system and setting-off method thereof |
| CN114963865A (en) * | 2022-04-14 | 2022-08-30 | 中国人民解放军陆军工程大学 | Capacity-increasing type artillery initial speed continuous device and control method |
-
2008
- 2008-02-15 CN CNU2008200790005U patent/CN201155951Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108302986A (en) * | 2018-02-05 | 2018-07-20 | 江西常驰实业有限公司 | A kind of adjustable-angle fireworks launch frame |
| CN108302986B (en) * | 2018-02-05 | 2023-08-04 | 宜春市科远化工有限公司 | Angle-adjustable firework launching frame |
| CN111473694A (en) * | 2020-06-01 | 2020-07-31 | 浏阳市棠花烟花有限公司 | Firework setting-off barrel fixing device, setting-off system and setting-off method thereof |
| CN114963865A (en) * | 2022-04-14 | 2022-08-30 | 中国人民解放军陆军工程大学 | Capacity-increasing type artillery initial speed continuous device and control method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20081126 Termination date: 20120215 |