CN201636522U - Pinhole-free sealed gas storage cylinder and fireworks thereof - Google Patents
Pinhole-free sealed gas storage cylinder and fireworks thereof Download PDFInfo
- Publication number
- CN201636522U CN201636522U CN2010200043979U CN201020004397U CN201636522U CN 201636522 U CN201636522 U CN 201636522U CN 2010200043979 U CN2010200043979 U CN 2010200043979U CN 201020004397 U CN201020004397 U CN 201020004397U CN 201636522 U CN201636522 U CN 201636522U
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- sealing plug
- air cylinder
- cover plate
- sealing
- free
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Abstract
The utility model pertains to the technical field of gas storage and emitting device for fireworks, and relates to a pinhole-free sealed gas storage cylinder and fireworks thereof. A sealing plug is arranged at an opening of the gas storage cylinder; the opening above the sealing plug is provided with a cover plate hinged with a firework drum and a cover plate opening device; the opening of the gas storage cylinder takes the shape of a horn with a smaller upper part and a bigger lower part; the sealing plug is horn-shaped and is in seal fit with the inner wall of the horn-shaped opening; the larger bottom surface of the sealing plug is provided with an annular groove; a semi-circular groove is arranged in the annular groove; the lower part of the sealing plug is provided with a sealing plug supporting device or is formed with a pull rope; the pull rope extends out of the cover plate from the upper surface of the sealing plug; the cover plate is provided with an air filling hole and a pull rope penetrating hole; and the pull rope can be tied at a tying position on the cover plate. The pinhole-free sealed gas storage cylinder has the advantages of simple structure, convenient and safe use and convenient and accurate positioning of the sealing plug.
Description
Technical field
The utility model belongs to the Pneumatic fireworks technical field, refers in particular to a kind of air cylinder and fireworks display thereof of free of pinholes sealing.
Background technique
In recent years, along with the ban the use of fire crackers and fireworks enforcement of ban of big and medium-sized cities, a kind of Pneumatic fireworks that is suitable for using in the city occurs thereupon, this fireworks display are not only safe but also pollution-free, and can satisfy celebrating crowd's pleasure of the senses, become one of following celebration instrument, at present, the button transmitter of the fireworks display device that has is to adopt to press mode and launch, and be exposed to outside the cylindrical shell, make any collision and rolling all can cause accidental launch, the air-filled pore of the fireworks display device that has is in the air cylinder bottom, makes inner sealing plug seal bottleneck by the air cylinder bottom is inflated, and launches by draw ring again, the shortcoming of this device is: because sealing plug is free movable in bottle, be difficult for it is positioned; And some Pneumatic fireworks is when inflating air cylinder by sealing plug, need with realization air cylinder to be inflated with Aerating needle puncture through seal plug, after inflation is finished, after extracting Aerating needle, the automatic shutoff of sealer that is preset in the sealing plug bottom seals on pin hole, the shortcoming of this fireworks display is: after extracting Aerating needle, because sealer can not all block the position on the pin hole sometimes, cause the part air cylinder to leak gas slowly, depositing an end on sales counter or in the warehouse will be with the high pressure air light leak in the air cylinder after the time, cause product to become waste product, the reject rate height, return of goods rate height influences the usability of fireworks display and the popularity of product.
Summary of the invention
The purpose of this utility model provides a kind of simple in structure, and is easy to use, safe, and sealing plug location is convenient, Pneumatic fireworks accurately.
The air cylinder of free of pinholes sealing, in the bottleneck of air cylinder, be provided with sealing plug, bottleneck on the sealing plug is provided with cover plate and the cover plate opening device that is hinged on the Kaleidoscope display scope, the bottleneck of described air cylinder is up-small and down-big tubaeform, described sealing plug is cooperate with flaring bottleneck inner wall sealing tubaeform, the bottom surface that sealing plug is big is provided with annular groove, in annular groove, be provided with semi-circular recesses, be provided with the sealing plug support device in the bottom of sealing plug or on sealing plug, form stay cord, stay cord stretches out on the cover plate at the upper surface of sealing plug, described cover plate is provided with air-filled pore, stay cord passes hole and stay cord can fasten on the cover board the position of fastening, when inflated condition, stay cord is in tensioned state, hitch sealing plug and prevent that it from crashing in the air cylinder, after inflation is finished, to cut off stay cord and sealing plug is risen offset with cover plate under the effect of pressurized gas, the air-filled pore and the stay cord that seal up on the cover plate pass the hole.
As preferably, the unlatching that rotarily opens or press switch to open or fuse of described opening device, opening device is for rotarily opening when using the seizing type cover plate, and opening device is for pressing switch to open or fuse unlatching when use elastic press type cover plate.
As preferably, above-mentioned rotarily opening is: in the outer ring of bottleneck the card ear is set, one end of seizing type cover plate is hinged on the Kaleidoscope display scope, on the seizing type cover plate, be provided with can with the inserted part of card ear clamping, by inserted part and the unlatching that engages control card button cover plate that blocks ear.
As preferably, above-mentioned pressing switch to open is: an end of elastic press type cover plate is hinged on the Kaleidoscope display scope, the other end and one is hinged on the mutual snap close of an end of the latch hook on the Kaleidoscope display scope, described latch hook be hinged on the air cylinder and the other end inwall of latch hook on groove in the spring that offsets with the air cylinder bottleneck outer wall is set, be connected with active button on the outer wall of latch hook, active button is provided with and prevents the unexpected insurance card that triggers;
As preferably, described fusing is opened: the cover plate that is hinged on the Kaleidoscope display scope is provided with the wire drawing that electric furnace heating wire is being twined at the middle part, the other end of wire drawing is fixed on the Kaleidoscope display scope, the two ends of described electric furnace heating wire are connected with electric wire respectively, the threading hole that described electric wire passes on the Kaleidoscope display scope can be connected with the positive and negative electrode of transmitter, and described cover plate is provided with the safty device that prevent the unexpected fracture of wire drawing and trigger fireworks display.
As preferably, described safty device are: the movable end at cover plate is provided with the baffle plate that is hinged on the Kaleidoscope display scope, the button that the baffle plate the other end is provided with the spring that props up air cylinder outer wall or Kaleidoscope display scope inwall and can rotates together along with Kaleidoscope display scope.
As preferably, described support device is: the inwall at air cylinder is provided with convex ring, and the packing ring or the pad net of band air hole is set on convex ring; Perhaps described support device is that the inwall at air cylinder is fixed with and prevents that sealing plug from falling into the cross frame or the support of air cylinder bottom.
As preferably, the height of described sealing plug less than the cover plate lower surface to the distance between the support device upper surface, after sealing plug falls to the upper surface of support device, between sealing plug and the bottleneck inwall certain clearance is arranged, above-mentioned gap can make pressurized gas enter into the inside of air cylinder when air cylinder is inflated.
As preferably, the stay cord on the described sealing plug stretches out the place and is provided with the groove that can partly hold stay cord.
The Pneumatic fireworks of making of the air cylinder of free of pinholes sealing, upper and lower part at the Kaleidoscope display scope of air cylinder is provided with pressure accumulation film and balanced pad respectively, form the chamber that can store fireworks display between described pressure accumulation film and the balanced pad, storing in described chamber has the boundling fireworks display, thereby is provided with shell formation Pneumatic fireworks in the outer cover of air cylinder and Kaleidoscope display scope.
The outstanding compared to existing technology advantage of the utility model is:
1, the below of sealing plug of the present utility model is owing to be provided with support device, during inflation, air cylinder is put into airtight chamber, to pressurizeing in the chamber, sealing plug is impacted by air pressure and drops on the support device, gas charges in the air cylinder in the gap between sealing plug and the air cylinder inwall, after inflation finishes, pressure release in the chamber, sealing plug is pushed into bottleneck by the air pressure in the air cylinder and is subjected to stopping of retention device, resting on bottleneck seals the air pressure in the air cylinder, because the horn-like structure of sealing plug and the annular groove of its underpart, the effect of semi-circular recesses, make sealing effect good, dwell time is long, has eradicated originally on sealing plug the acupuncture perforation and has used the insecure defective of sealer shutoff again, has realized the purpose of sealing plug free of pinholes inflation;
2, the location of sealing plug of the present utility model is convenient, accurate, good seal performance;
3, of the present utility model simple in structure, easy to use, safe.
Description of drawings
Fig. 1 is the structure sectional view of first kind of implementation column of the utility model;
Fig. 2 is the structure sectional view of second kind of implementation column of the utility model;
Fig. 3 is the structure sectional view after inflation is finished of the third implementation column of the utility model;
Fig. 4 is the structure sectional view when unaerated of the third implementation column of the utility model;
Fig. 5 is the structure sectional view of the 4th kind of implementation column of the utility model;
Fig. 6 is the 5th kind of embodiment's of the utility model a structure sectional view;
Fig. 7 is the third embodiment's of the utility model a partial structurtes schematic representation;
Fig. 8 is Fig. 7 structure explosive view;
The structural representation of Fig. 9 sealing plug of the present utility model;
Figure 10 is 9 structure sectional view.
Embodiment
The utility model is further described with specific embodiment below in conjunction with accompanying drawing, referring to Fig. 1-11:
The air cylinder of free of pinholes sealing, in the bottleneck of air cylinder 10, be provided with sealing plug 11, on the bottleneck on the sealing plug 11, be hinged with cover plate and cover plate opening device, described cover plate is seizing type cover plate 21 or elastic press type cover plate 30, the bottleneck of described air cylinder 10 is up-small and down-big tubaeform, described sealing plug 11 is cooperate with flaring bottleneck inner wall sealing tubaeform, 11 big bottom surfaces of sealing plug are provided with annular groove 111, in annular groove 111, be provided with semi-circular recesses 112, be provided with the sealing plug support device in the bottom of sealing plug 11 or on sealing plug 11, form stay cord 113, stay cord 113 stretches out on the cover plate at the upper surface of sealing plug 10, described cover plate is provided with air-filled pore 211,301, stay cord passes hole 212,302 and stay cord 113 can fasten on the cover board fasten the position 213,303, when inflated condition, stay cord 113 is in tensioned state, hitch sealing plug 11 and prevent that it from crashing in the air cylinder 10, after inflation is finished, cutting off stay cord 113 rises sealing plug 10 to offset with cover plate, seal up the air-filled pore 211 on the cover plate under the effect of pressurized gas, 301 and stay cord pass hole 212,302.
Above-mentioned opening device rotarily opens or presses switch to open, and opening device is for rotarily opening when using seizing type cover plate 21, and opening device is for pressing switch to open when using elastic press type cover plate 30.
See that Fig. 1, Fig. 3, above-mentioned the rotarily opening of Fig. 4 are: card ear 20 is set in the outer ring of bottleneck, one end of seizing type cover plate 21 is hinged on the Kaleidoscope display scope 12, on seizing type cover plate 21, be provided with can with the inserted part of card ear 20 clampings, by inserted part and the unlatching that engages control card button cover plate 21 that blocks ear 20.
See Fig. 2, Fig. 5, above-mentioned pressing switch to open is: an end of elastic press type cover plate 30 is hinged on the Kaleidoscope display scope 12, the other end and one is hinged on the mutual snap close of an end of the latch hook 31 on the Kaleidoscope display scope 12, described latch hook be hinged on the air cylinder 10 and the other end inwall of latch hook 31 on groove 311 in the springs 32 that offset with air cylinder 10 bottleneck outer walls are set, be connected with active button 33 on the outer wall of latch hook 31, active button 33 is provided with and prevents the unexpected insurance card 331 that triggers.
See Fig. 6, above-mentioned fusing is opened: the elastic press type cover plate 30 that is hinged on the Kaleidoscope display scope 12 is provided with the wire drawing 35 that electric furnace heating wire 34 is being twined at the middle part, the other end of wire drawing 35 is fixed on the Kaleidoscope display scope 12, the two ends of described electric furnace heating wire 34 are connected with electric wire 36 respectively, the threading hole 124 that described electric wire 36 passes on the Kaleidoscope display scope 12 can be connected with the positive and negative electrode of transmitter 39, and described elastic press type cover plate 30 is provided with the safty device that prevent wire drawing 35 unexpected fractures and trigger fireworks display.
Above-mentioned safty device are: the movable end at elastic press type cover plate 30 is provided with the baffle plate 37 that is hinged on the Kaleidoscope display scope 12, the button 38 that baffle plate 37 the other ends are provided with the spring 32 that props up air cylinder outer wall or Kaleidoscope display scope inwall and can rotate together along with Kaleidoscope display scope 12.
Above-mentioned support device is: the inwall at air cylinder 10 is provided with convex ring 13, and the packing ring 40 or the pad net of band air hole 41 is set on convex ring 13; Perhaps described support device is: be fixed with at the inwall of air cylinder 10 and prevent that sealing plug 11 from falling into the cross frame or the support 42 of air cylinder 10 bottoms.
The height of above-mentioned sealing plug 11 less than the cover plate lower surface to the distance L 1 between the support device upper surface, after sealing plug 11 falls to the upper surface of support device, between sealing plug 11 and the bottleneck inwall certain clearance L2 is arranged, above-mentioned gap L 2 can make pressurized gas enter into the inside of air cylinder when air cylinder is inflated.
Stay cord on the above-mentioned sealing plug 11 stretches out the place and is provided with the groove 114 that can partly hold stay cord.
The Pneumatic fireworks of making of the air cylinder of free of pinholes sealing, upper and lower part at the Kaleidoscope display scope 12 of air cylinder 10 is provided with pressure accumulation film 121 and balanced pad 122 respectively, form the chamber 123 that can store fireworks display between described pressure accumulation film 121 and the balanced pad 122, storing in described chamber 123 has the boundling fireworks display, thereby is provided with shell 14 formation Pneumatic fireworkses in the outer cover of air cylinder 10 and Kaleidoscope display scope 12.
During the utility model inflation, air cylinder 10 is put into high-pressure cylinder, pressurized gas enter in the air cylinder 10 from the air-filled pore 211,301 on the cover plate, after inflation is finished, because be compressed the climbing power effect of gas, an end of sealing plug 11 props up cover plate, annular groove 111 on the other end and semi-circular recesses 112 can produce to air cylinder 10 inwalls to squeezing pressure after stressed, gas is pushed sealing plug 11 toward air cylinder 10 inwalls, prevent the gas leak in the air cylinder 10.
When the utility model uses, rotation Kaleidoscope display scope 12 leaves card ear 20 with the inserted part on the seizing type cover plate 21, or the active button of pressing on the latch hook 31 that matches with elastic press type cover plate 30 33 separates latch hook 31 with elastic press type cover plate 30, or the safty device of outwarding winding, make the electric furnace heating wire 34 heatings wire drawing 35 that fuses by transmitter 39 energising, make sealing plug 11 under the thrust of pressurized gas, go out air cylinder 10, fully the pressurized gas that discharges evenly divides below balanced pad 122 and to promote balanced pad 122 up, under the 121 of short duration obstruction effects of pressure accumulation film, fireworks display wadding in the chamber 123 is compacted, changes emission gas into by pressurized gas and makes the fireworks display wadding all launch Kaleidoscope display scope 12.
The foregoing description only is one of preferred embodiment of the present utility model; be not to limit protection domain of the present utility model according to this; so: all equivalences of doing according to structure of the present utility model, shape, principle change, and all should be covered by within the protection domain of the present utility model.
Claims (9)
1. the air cylinder of free of pinholes sealing, in the bottleneck of air cylinder, be provided with sealing plug, bottleneck on the sealing plug is provided with cover plate and the cover plate opening device that is hinged on the Kaleidoscope display scope, it is characterized in that: the bottleneck of described air cylinder is up-small and down-big tubaeform, described sealing plug is cooperate with flaring bottleneck inner wall sealing tubaeform, the bottom surface that sealing plug is big is provided with annular groove, in annular groove, be provided with semi-circular recesses, be provided with the sealing plug support device in the bottom of sealing plug or on sealing plug, form stay cord, stay cord stretches out on the cover plate at the upper surface of sealing plug, and described cover plate is provided with air-filled pore, stay cord passes hole and stay cord can fasten on the cover board the position of fastening.
2. the air cylinder of free of pinholes according to claim 1 sealing is characterized in that: the unlatching that rotarily opens or press switch to open or fuse of described opening device.
3. the air cylinder of free of pinholes sealing according to claim 2, it is characterized in that: described pressing switch to open is: the end and the mutual snap close of an end that is hinged on the latch hook on the Kaleidoscope display scope that are hinged on the cover plate on the Kaleidoscope display scope, the inside and outside wall of the other end of latch hook is provided with spring and active button respectively, and active button is provided with and prevents the unexpected insurance card that triggers.
4. the air cylinder of free of pinholes sealing according to claim 2, it is characterized in that: described fusing is opened and is: the cover plate that is hinged on the Kaleidoscope display scope is provided with the wire drawing that electric furnace heating wire is being twined at the middle part, the other end of wire drawing is fixed on the Kaleidoscope display scope, the two ends of described electric furnace heating wire are connected with electric wire respectively, the threading hole that described electric wire passes on the Kaleidoscope display scope can be connected with the positive and negative electrode of transmitter, and described cover plate is provided with the safty device that prevent the unexpected fracture of wire drawing and trigger fireworks display.
5. the air cylinder of free of pinholes sealing according to claim 4, it is characterized in that: described safty device are: the movable end at cover plate is provided with the baffle plate that is hinged on the Kaleidoscope display scope, the button that the baffle plate the other end is provided with the spring that props up air cylinder outer wall or Kaleidoscope display scope inwall and can rotates together along with Kaleidoscope display scope.
6. the air cylinder of free of pinholes sealing according to claim 1, it is characterized in that: described support device is: the inwall at air cylinder is provided with convex ring, and the packing ring or the pad net of band air hole is set on convex ring; Perhaps described support device is: be fixed with at the inwall of air cylinder and prevent that sealing plug from falling into the cross frame or the support of air cylinder bottom.
7. the air cylinder of free of pinholes sealing according to claim 1 and 2, it is characterized in that: the height of described sealing plug less than the cover plate lower surface to the distance between the support device upper surface, after sealing plug falls to the upper surface of support device, between sealing plug and the bottleneck inwall certain clearance is arranged.
8. the air cylinder of free of pinholes sealing according to claim 1 is characterized in that: the stay cord on the described sealing plug stretches out the place and is provided with the groove that can partly hold stay cord.
9. use the Pneumatic fireworks of the air cylinder making of the described free of pinholes sealing of claim 1, it is characterized in that: the upper and lower part at the Kaleidoscope display scope of air cylinder is provided with pressure accumulation film and balanced pad respectively, form the chamber that can store fireworks display between described pressure accumulation film and the balanced pad, storing in described chamber has the boundling fireworks display, thereby is provided with shell formation Pneumatic fireworks in the outer cover of air cylinder and Kaleidoscope display scope.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010200043979U CN201636522U (en) | 2009-12-28 | 2010-01-19 | Pinhole-free sealed gas storage cylinder and fireworks thereof |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920241979.6 | 2009-12-28 | ||
| CN200920241979 | 2009-12-28 | ||
| CN2010200043979U CN201636522U (en) | 2009-12-28 | 2010-01-19 | Pinhole-free sealed gas storage cylinder and fireworks thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201636522U true CN201636522U (en) | 2010-11-17 |
Family
ID=43081015
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010200043979U Expired - Fee Related CN201636522U (en) | 2009-12-28 | 2010-01-19 | Pinhole-free sealed gas storage cylinder and fireworks thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201636522U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106595403A (en) * | 2017-01-24 | 2017-04-26 | 陈惠革 | Chain-triggered fireworks |
| CN109425267A (en) * | 2017-08-24 | 2019-03-05 | 邵玲 | Chain of rings triggering fireworks display |
-
2010
- 2010-01-19 CN CN2010200043979U patent/CN201636522U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106595403A (en) * | 2017-01-24 | 2017-04-26 | 陈惠革 | Chain-triggered fireworks |
| CN109425267A (en) * | 2017-08-24 | 2019-03-05 | 邵玲 | Chain of rings triggering fireworks display |
| CN109425267B (en) * | 2017-08-24 | 2023-10-13 | 永康市友所依工贸有限公司 | Interlinked triggering fireworks |
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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 |
Granted publication date: 20101117 Termination date: 20150119 |
|
| EXPY | Termination of patent right or utility model |