CN202470905U

CN202470905U - Whistling firecracker

Info

Publication number: CN202470905U
Application number: CN2012200057294U
Authority: CN
Inventors: 龙春泉
Original assignee: Individual
Current assignee: Individual
Priority date: 2012-01-06
Filing date: 2012-01-06
Publication date: 2012-10-03
Anticipated expiration: 2022-01-06

Abstract

The utility model discloses a whistling firecracker which can simultaneously produce whistling and an explosion sound of the conventional firecracker, and is simple in structure and easy to manufacture. The whistling firecracker comprises a barrel, gunpowder which is filled in the barrel, a lead and packaging materials of the barrel, wherein the barrel is provided with an inner barrel; an opening is formed at one end of the inner barrel, and one or more through holes are formed in a bottom plate at the other end of the inner barrel; and inner gunpowder is filled in the inner barrel.

Description

The whistling firecrackers

Technical field

The utility model relates to a kind of firecrackers, relates in particular to a kind of whistling firecrackers.

Background technology

Firecrackers are a kind of traditional articles for use with long history; Be a kind of celebrating articles for use; Simultaneously also be that a kind of propaganda, information are transmitted articles for use, yet the generation technology or the product structure that no matter are firecrackers are along with its development is remained the same from beginning to end together; One is old constant; Because this single tactic pattern determined that its sound is single, its function of nature also is single with effect, and existing firecrackers this screamed, ear-piercing, dull and dull explosion type sound is often to a kind of sensation like a hen on a hot girdle of people; This has caused a little being discord possibly for to a certain extent celebrating and cheerful and light-hearted atmosphere.

The utility model content

The purpose of the utility model is the problem that exists to prior art, and a kind of whistling firecrackers are provided, and these whistling firecrackers can send multiple different quick-fried resonant simultaneously in the process of setting off, and structure is simple relatively, and processing and fabricating is simple and convenient, and cost of manufacture is relatively low.

The technical scheme of the utility model comprises gun barrel, be located at gunpowder, lead-in wire and encapsulant thereof in the gun barrel, also is provided with gun barrel in the said gun barrel, said in gun barrel one of which end be that uncovered, its base plate of the other end is provided with one or several through holes.

Be provided with interior gunpowder in the gun barrel in said, the opening end UNICOM of interior gun barrel is in atmosphere, and an end that is provided with through hole places in the encapsulant and/or gunpowder of gun barrel.

Gun barrel stretches to the 1/20-9/10 place of the gunpowder segment length in the gun barrel in said; The inner chamber of the 1/10-6/10 length of interior gun barrel is packaged with interior gunpowder, and remainder is a cavity; Said through hole is a circle, square or triangle through hole.

Its opening end of gun barrel is corresponding to an end of said gun barrel in said, and an end that is provided with through hole is in the gunpowder in the gun barrel, an end that is provided with through hole of gun barrel in said interior gunpowder is located at.

The lead-in wire of said gun barrel is drawn in the gun barrel in said; The aperture of the through hole of said gun barrel is the 1/10-6/10 of the internal diameter of interior gun barrel.

Gun barrel is that plastic barrel or paper web constitute in said.

The whistling firecrackers of the utility model can not only send the explosive sound of common firecrackers; Also simultaneously can send different zufolo sound; The single ear-piercing sound that changes existing firecrackers is melodious multitone formula sound, has increased to use the ambiance of setting off the place, has the firework display effect of difference especially.

Description of drawings

Figure is the utility model structural representation.

The specific embodiment

Existing through embodiment and combine accompanying drawing that the utility model is described further, as shown in the figure, the whistling firecrackers of the utility model comprise that gun barrel 1 constitutes, and the gunpowder 2 of being located at gun barrel 1 inner chamber is packaged in the stage casing of gun barrel 1 through the encapsulant 3a at gun barrel 1 inner chamber two ends; The encapsulant 3a that interior gun barrel 4 its opening ends and an end one end corresponding, that its base plate is provided with through hole 6 of gun barrel 1 stretch in the gunpowder 2 in the gun barrel 1 through the respective ends of gun barrel 1 is fixed in the gun barrel 1, and an end that is provided with through hole 6 of interior gun barrel 4 is inserted into 1/2nd places of the gunpowder section of gun barrel 1; Gunpowder 5 in the inner chamber from 1/3rd length of an end that is provided with through hole 6 of interior gun barrel 4 is packaged with through priming nitre 3b, all the other inner chambers of interior gun barrel 4 are cavity 8, lead-in wire 7 leads to gun barrel 1 outside from interior gunpowder 5 places of interior gun barrel 4 through its cavity segment; The aperture of the through hole 6 of interior gun barrel 4 be interior gun barrel 4 internal diameter 2/10ths or 3/10ths; Interior gun barrel 4 is made of plastics.

Behind a combustion wire, the interior gunpowder in the interior gun barrel is at first burnt, and gun barrel sent a kind of crying (flute) sound in the air communication of its generation was crossed, and thereafter, the burning of the interior gunpowder of interior gun barrel is ignited gunpowder in the gun barrel down to exploding sound with its through hole as leading fire hole.

The utility model can change the tone of sibilant rhonchi and the length of cry time through the internal diameter of gun barrel in changing and its through hole.In the utility model the aperture of the through hole of gun barrel must not surpass interior gun barrel internal diameter 6/10ths, otherwise interior gun barrel and gun barrel are with blasting, down to the purpose that can't realize the utility model simultaneously.

Among another embodiment of the utility model, the base plate of an end of interior gun barrel is provided with 2-3 through hole.

Claims

1. whistling firecrackers comprise gun barrel, are located at gunpowder, lead-in wire and encapsulant thereof in the gun barrel, it is characterized in that also being provided with in the said gun barrel gun barrel in, said in gun barrel one of which end be that uncovered, its base plate of the other end is provided with one or several through holes.

2. according to the said whistling firecrackers of claim 1, it is characterized in that being provided with interior gunpowder in the said interior gun barrel, the opening end UNICOM of interior gun barrel is in atmosphere, and an end that is provided with through hole places in the encapsulant and/or gunpowder of gun barrel.

3. according to the said whistling firecrackers of claim 2, it is characterized in that said interior gun barrel stretches to the 1/20-9/10 place of the gunpowder segment length in the gun barrel; The inner chamber of the 1/10-6/10 length of interior gun barrel is packaged with interior gunpowder, and remainder is a cavity; Said through hole is a circle, square or triangle through hole.

4. according to claim 2 or 3 said whistling firecrackers, it is characterized in that the end of said interior its opening end of gun barrel corresponding to said gun barrel, an end that is provided with through hole is in the gunpowder in the gun barrel, an end that is provided with through hole of gun barrel in said interior gunpowder is located at.

5. according to claim 1,2 or 3 said whistling firecrackers, it is characterized in that the lead-in wire of said gun barrel is drawn in the gun barrel in said; The aperture of the through hole of said gun barrel is the 1/10-6/10 of the internal diameter of interior gun barrel.

6. according to claim 1,2 or 3 said whistling firecrackers, it is characterized in that said interior gun barrel is that plastics or cardboard constitute.