CN210512864U

CN210512864U - Improved firework for setting off fireworks

Info

Publication number: CN210512864U
Application number: CN201920901418.8U
Authority: CN
Inventors: 陈洋; 陈延文
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-06-14
Filing date: 2019-06-14
Publication date: 2020-05-12
Anticipated expiration: 2029-06-14

Abstract

The utility model belongs to fireworks field of setting off discloses an improved generation fireworks sets off fireworks bullet, include: the firing pin, the firing pin spring, lead wire soon, waterproof casing, ignition powder cavity, intercommunicating pore, lead wire mount, first pipe, second pipe, fireworks shell, propellant powder layer, first flame core and second flame layer. Fireworks bullet has two sets of ignition devices, and one set is conventional ignition, and another cover is the electricity ignition, has solved because of the puzzlement that moisture can not ignite the detonation with fireworks bullet, the condition just the utility model discloses simple structure, convenient operation can not explode in the twinkling of an eye, can rise fireworks effect appear in the time delay explosion in the back in the sky with fireworks bullet.

Description

Improved firework for setting off fireworks

Technical Field

The utility model belongs to the firework field of setting off especially relates to an improved generation firework sets off fireworks bullet.

Background

In the prior art, a display shell belongs to a firework, the appearance of which is approximately spherical, and the display shell is provided with a special launching barrel which can explode various light colors, flower type patterns or other effects after being launched into the air. Large shows typically use display shells and some ground fireworks and small fireworks, but the most dominant scene rendering is a display shell. In the prior art, the improvement of the firework bullet is less,

the Chinese patent application numbers are: 2011811079874.5 discloses a fireworks device with multi-layer multi-effect structure. Mainly by leading soon, the projectile body spherical shell, the effect part, the interior ball, inner core effect pearl, open and explode the medicine, outer loop effect pearl, by proper amount open and explode medicine and fill fixed effect part and outer loop effect pearl, in order to constitute projectile body spherical shell interior arc wall effect layer, smoke projectile body spherical shell interior arc wall effect layer and set up the interlayer that the one deck has stability and protective action, place the middle level at the interlayer inner circle and open and explode the medicine, interior ball 5 is opened and explode the medicine by inner core effect pearl and parcel have the interlayer and constitute, and lie in the middle level and open the inner chamber device that explodes the medicine and form and be connected, wherein the effect part sticks together for the medicine of hexagonal shape, inner core effect pearl is for exploding the sudden strain of a muscle, outer loop effect pearl is. However, the invention lacks a device part for preventing the lead wire position from being water, has a single ignition mode, and does not provide an improved firework setting off bomb.

In addition, Chinese patent application numbers are: 200920106761.X discloses a fireworks bomb for special fireworks setting off, the centre of the fireworks bomb is a special effect core, the outside of the special effect core is an effect explosive layer, the outside of the effect explosive layer is an ignition explosive layer, the outside of the ignition layer is a dark ignition explosive layer, the special effect core is a combination of black powder, barium nitrate, antimony sulfide, tin powder, magnesium powder, graphite, aluminum powder or barium phosphate, the effect explosive layer is a mixture of alloy powder and a flame agent which is mixed and added into common fireworks agent in a proportion of 10-15% by weight, the ignition explosive layer is an oxidant formed on the outer surface of the effect explosive layer, and the dark ignition explosive layer is an explosive layer of which the external application sensitivity is lower than that of standard black powder. The utility model discloses a fireworks bullet is applicable to the fireworks setting off of special effect demand environment, can form established beautiful aerial video in the sky after setting off. But the utility model also has the defect that the ignition mode is single, and how to deal with the problem that the fireworks bomb can not be ignited due to the moist lead wire is not provided.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems and defects of the prior art such as lack of waterproof treatment and single ignition mode, the utility model provides an improved firework setting off bomb.

The fireworks bullet includes: a firing pin, a firing pin spring, a fast lead, a waterproof shell, an ignition powder cavity, a communication hole, a lead fixing frame, a first conduit, a second conduit, a firework shell, a propellant powder layer, a first firework core, a second firework layer, a third firework layer and an electronic igniter, fireworks shell one side is equipped with waterproof housing, be provided with the ignition medicine chamber on the waterproof housing inside wall, be equipped with electron ignitor and ignition powder in the ignition medicine chamber, ignition medicine chamber one end is connected with the propellant powder layer through first pipe, the ignition wire chamber other end links to each other with the intercommunicating pore, be equipped with the firing pin in the intercommunicating pore, the firing pin passes through the firing pin spring to be fixed in waterproof housing one side, be equipped with the lead wire mount on the waterproof housing, the fast lead wire passes through waterproof housing and is connected with the ignition medicine, set gradually to first flame fire core from inside to outside in the fireworks shell, second flame fire layer, third flame fire layer and propellant powder layer, the propellant powder layer communicates with first flame fire core through the second pipe.

Further, the first conduit is communicated with the propellant powder layer through the firework shell.

Furthermore, the first guide pipe is a bent guide pipe, and combustible substances are arranged in the first guide pipe.

Further, the combustible substance is shredded paper scraps or fire-transfer mirabilite.

Further, the first conduit and the second conduit are disposed at opposite positions within the pyrotechnic cup housing.

Furthermore, fire transfer saltpeter is arranged in the second conduit.

Further, the shell of the fireworks bomb is a cylinder.

Furthermore, the first flame core, the second flame layer, the third flame layer and the propellant powder layer are provided with interlayers between two layers.

Compared with the prior art, the utility model discloses have following beneficial effect: the firework bomb provided by the utility model is not easy to be wet due to the arrangement of the waterproof shell, and two ignition modes are realized by arranging the electronic igniter and the quick lead; the first conduit and the second conduit are arranged to enable the propellant layer, the first flame and fire core, the second flame and fire layer and the third flame and fire layer to realize asynchronous combustion, namely the effect of being lifted off and then set off.

Drawings

FIG. 1 is a schematic cross-sectional view of a firework according to the present invention;

description of reference numerals: 1-firing pin, 2-firing pin spring, 3-fast lead, 4-waterproof shell, 41-ignition medicine cavity, 42-communicating hole, 43-lead fixing frame, 5-first conduit, 6-second conduit, 7-firework shell, 71-propellant powder layer, 72-third firework layer, 73-second firework layer, 74-first firework core and 8-electronic igniter.

Detailed Description

The technical solution of the present invention is further described in detail by the accompanying drawings and examples.

As shown in fig. 1, the fireworks bomb includes: the firing pin 1, the firing pin spring 2, the fast lead 3, the waterproof shell 4, the ignition charge cavity 41, the communication hole 42, the lead fixing frame 43, the first conduit 5, the second conduit 6, the firework shell 7, the propellant charge layer 71, the first firework core 74 and the second firework layer 73, the waterproof shell 4 is arranged on one side of the firework shell 7, the igniter cavity 41 is arranged on the inner side wall of the waterproof shell 4, the electronic igniter 8 and the ignition charge (not shown in the figure) are arranged in the igniter cavity 41, one end of the igniter cavity 41 is connected with the propellant charge layer 71 through the first conduit 5, the other end of the igniter cavity 41 is connected with the communication hole 42, the firing pin 1 is arranged in the communication hole 42, the firing pin 1 is fixed on one side of the waterproof shell 4 through the firing pin spring 2, the lead fixing frame 43 is arranged on the waterproof shell 4, the fast lead 3 is connected with the ignition charge through the waterproof shell 4, the first firework core 74, the second firework core 74, the, A second flame layer 73, a third flame layer 72 and a propellant layer 71, the propellant layer 71 being in communication with the first flame wick 74 via the second conduit 6.

Further, the first conduit 5 communicates with the propellant charge layer 71 through the firework shell 7.

Further, the first conduit 5 is a bent conduit, and the first conduit 5 is internally provided with a combustible material.

Further, the first duct 5 and the second duct 6 are provided at opposite positions in the firework shell 7.

Further, fire transfer saltpeter is arranged inside the second conduit 6.

Further, the firework shell 7 is a cylinder.

Further, a partition layer (not shown) is provided between each of the first flame core 74, the second flame layer 73, the third flame layer 72 and the propellant layer 71.

The working principle is as follows:

the utility model discloses the ignition mode has two kinds, combines fig. 1 to show, one kind is traditional ignition mode, fixes the fast lead wire 3 on lead wire mount 43 through lighting to the combustible substance through in the first pipe 5 ignites fireworks shell 7 outmost propellant powder layer 71, because propellant powder layer 71 is ignited, fireworks shell will lift off rapidly, then ignites by interior first flame wick 74, second flame layer 73, third flame layer 72 outside to in proper order through the biography fire nitre in the second pipe 6, realizes asynchronous burning and the effect fireworks that appear. The second ignition mode is ignition mode that the electronic igniter 8 ignites the ignition powder in the ignition powder cavity 41, the firing pin 1 is manually pressed, the firing pin 1 is made to contact the electronic igniter 8 in the ignition powder cavity 41 through the communication hole 42, and then the electronic igniter ignites the fireworks after igniting the ignition powder. Waterproof housing 4 that fireworks bullet set up has better prevents that quick lead wire 3 is moist and can not light the effect of fireworks bullet combines the better prevention that second kind of ignition mode can not light the defect of fireworks bullet simultaneously, the utility model discloses the method is simply easy to operate and is not had any risk.

The above embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above embodiments are only specific embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims

1. An improved firework setting-off bomb, comprising: a firing pin, a firing pin spring, a fast lead, a waterproof shell, an ignition powder cavity, a communication hole, a lead fixing frame, a first conduit, a second conduit, a firework shell, a propellant powder layer, a first firework core, a second firework layer, a third firework layer and an electronic igniter, fireworks shell one side is equipped with waterproof housing, be provided with the ignition medicine chamber on the waterproof housing inside wall, be equipped with electron ignitor and ignition powder in the ignition medicine chamber, ignition medicine chamber one end is connected with the propellant powder layer through first pipe, the ignition wire chamber other end links to each other with the intercommunicating pore, be equipped with the firing pin in the intercommunicating pore, the firing pin passes through the firing pin spring to be fixed in waterproof housing one side, be equipped with the lead wire mount on the waterproof housing, the fast lead wire passes through waterproof housing and is connected with the ignition medicine, set gradually first flame core from inside to outside in the fireworks shell, second flame layer, third flame layer and propellant powder layer, the propellant powder layer communicates with first flame core through the second pipe.

2. The improved fireworks display fireworks shell of claim 1, wherein the first conduit communicates with the propellant charge layer through the fireworks shell.

3. An improved fireworks display fireworks bomb as claimed in claim 2, characterized in that, the first conduit is a curved conduit, and the first conduit is provided with combustible material inside.

4. An improved fireworks display fireworks bomb as claimed in claim 3, characterized in that, the combustible substance is shredded paper bits or fire-transfer saltpeter.

5. An improved fireworks display fireworks cartridge as claimed in claim 3, characterized in that the first and second conduits are provided at opposite positions in the fireworks housing.

6. An improved fireworks display fireworks bomb as claimed in claim 5, characterized in that the second conduit is provided with fire-transfer saltpeter inside.

7. The improved firework of claim 1, wherein the firework shell is cylindrical.

8. The improved firework igniting bomb as claimed in claim 1, wherein a partition layer is provided between said first firework core, said second firework layer, said third firework layer and said propellant powder layer.