阅读说明：本技术 烟花升空装置及其操作方法 (Firework lifting device and operation method thereof ) 是由 钟自奇 钟自远 钟良 李健 于 2020-05-23 设计创作，主要内容包括：本发明公开了一种烟花升空装置及其操作方法,它有一个底端封闭,上端开口的容器,容器下部为燃烧室,容器上部为导向通道,燃烧室与导向通道之间有一个烟花支撑凸缘,燃烧室侧壁至少有一个点火器和至少有一个气体输入口,气体输入口与助燃气体电磁阀和/或可燃气体电磁阀相连,烟花升空装置的助燃气体输入口与助燃气体电磁阀相连,可燃气体输入口与可燃气体电磁阀相连,助燃气体电磁阀和可燃气体电磁阀以及点火器分别与控制器电气相连。操作方法是把烟花放置在烟花支撑凸缘上,然后分别控制电磁阀的开启时间,对燃烧室充气,最后控制器控制点火器点火。本发明的优点在于消除了大量的有害气体和烟尘颗粒,保护了环境,促进了烟花产业的发展。(The invention discloses a firework lift-off device and an operation method thereof, the firework lift-off device comprises a container with a closed bottom end and an open upper end, a combustion chamber is arranged at the lower part of the container, a guide channel is arranged at the upper part of the container, a firework supporting flange is arranged between the combustion chamber and the guide channel, the side wall of the combustion chamber is provided with at least one igniter and at least one gas inlet, the gas inlet is connected with a combustion-supporting gas electromagnetic valve and/or a combustible gas electromagnetic valve, the combustion-supporting gas inlet of the firework lift-off device is connected with the combustion-supporting gas electromagnetic valve, the combustible gas inlet is connected with the combustible gas electromagnetic valve, and the combustion-supporting gas electromagnetic valve, the combustible gas electromagnetic valve and the igniter are respectively and electrically connected with a controller. The operation method comprises the steps of placing fireworks on the firework supporting flanges, then respectively controlling the opening time of the electromagnetic valves, inflating the combustion chamber, and finally controlling the igniter to ignite by the controller. The invention has the advantages of eliminating a large amount of harmful gas and smoke dust particles, protecting the environment and promoting the development of the firework industry.)

1. A firework lift-off device is characterized by comprising a container with a closed bottom end and an open upper end, wherein a combustion chamber is arranged at the lower part of the container, a guide channel is arranged at the upper part of the container, a firework supporting flange is arranged between the combustion chamber and the guide channel, the side wall of the combustion chamber is provided with at least one igniter and at least one gas inlet, the gas inlet is connected with a combustion-supporting gas electromagnetic valve and/or a combustible gas electromagnetic valve, the combustion-supporting gas electromagnetic valve is connected with a combustion-supporting gas cylinder, the combustible gas electromagnetic valve is connected with a combustible gas cylinder, and the combustion-supporting gas electromagnetic valve, the combustible gas electromagnetic valve and the igniter are respectively electrically connected with a controller.

2. A firework lift-off device as claimed in claim 1, wherein the number of the gas input ports is any number from 2 to 6, at least one of the gas input ports is a combustion-supporting gas input port, at least one of the gas input ports is a combustible gas input port, the combustion-supporting gas input port is connected with a combustion-supporting gas solenoid valve, the combustion-supporting gas solenoid valve is connected with a combustion-supporting gas cylinder, the combustible gas input port is connected with a combustible gas solenoid valve, and the combustible gas solenoid valve is connected with a combustible gas cylinder.

3. A firework lift-off device according to claim 1, wherein the igniter is a spark plug igniter or an arc igniter or a glow wire igniter.

4. A firework lift-off device as claimed in claim 1, wherein the combustion-supporting gas input from the gas input port is oxygen, and the combustible gas input is methane, ethane, propane, butane, ethylene, propylene, butylene, acetylene, propyne or butyne or a mixture of 2 or more than 2 of the above combustible gases.

5. A fireworks levitation device according to claim 1, characterized in that for 3-6 inch fireworks balls the combustion chamber internal diameter and height range and the guidance channel length range are as follows:

1) the inner diameter range of the combustion chamber for 3 inches of fireworks is 6-12 cm, the height range is 12-30 cm, and the length range of the guide channel is 40-80 cm;

2) the inner diameter range of the combustion chamber for 4-inch fireworks is 7-15 cm, the height range is 15-35 cm, and the length range of the guide channel is 50-100 cm;

3) the inner diameter range of the combustion chamber for the lift-off of a 5-inch display ball is 10-22 cm, the height range is 18-35 cm, and the length range of the guide channel is 50-100 cm;

4) the inner diameter range of the combustion chamber for 6-inch fireworks is 12-25 cm, the height range is 20-40 cm, and the length range of the guide channel is 60-130 cm.

6. A firework lift-off device according to claim 4, characterized in that the mixture is liquefied petroleum gas.

7. An operation method of a firework lift-off device is characterized by comprising the following steps:

1) placing fireworks: placing the fireworks on the fireworks support flanges;

2) and (3) inflating: the controller respectively controls the opening time of the combustion-supporting gas electromagnetic valve and the opening time of the combustible gas electromagnetic valve so as to control the volumes of the combustion-supporting gas and the combustible gas input into the combustion chamber, wherein the combustion-supporting gas accounts for 60-90% of the volume ratio in the combustion chamber, and the combustible gas accounts for 10-40% of the volume ratio;

3) and (3) ignition: after the combustion-supporting gas electromagnetic valve and the combustible gas electromagnetic valve are closed, the controller controls the igniter to ignite.

Technical Field

The invention relates to the technical field of fireworks, in particular to a firework lift-off device and an operation method thereof.

Background

At present, black powder is utilized to lift off fireworks, a large amount of harmful gas and smoke dust particles are generated when the black powder is burnt, a large amount of residues are generated when packing materials and leads of the black powder are burnt, the environment is seriously polluted, and the fireworks are forbidden and limited to be released in many places in China and even in the world, so that the development of the economy of the fireworks is greatly hindered.

Disclosure of Invention

In order to overcome the defects of the prior art, the invention provides a firework lift-off device with a simple structure and an operation method thereof.

The invention adopts the following technical scheme.

A firework lift-off device comprises a container with a closed bottom end and an open upper end, a combustion chamber is arranged at the lower part of the container, a guide channel is arranged at the upper part of the container, a firework supporting flange is arranged between the combustion chamber and the guide channel, the side wall of the combustion chamber is provided with at least one igniter and at least one gas input port, the gas input port is connected with a combustion-supporting gas electromagnetic valve and/or a combustible gas electromagnetic valve, the combustion-supporting gas electromagnetic valve is connected with a combustion-supporting gas cylinder, the combustible gas electromagnetic valve is connected with a combustible gas cylinder, and the combustion-supporting gas electromagnetic valve, the combustible gas electromagnetic valve and the igniter are electrically connected with a controller respectively.

The number of the gas input ports is any number from 2 to 6, at least one of the gas input ports is a combustion-supporting gas input port, at least one of the gas input ports is a combustible gas input port, the combustion-supporting gas input port is connected with a combustion-supporting gas electromagnetic valve, the combustion-supporting gas electromagnetic valve is connected with a combustion-supporting gas cylinder, the combustible gas input port is connected with a combustible gas electromagnetic valve, and the combustible gas electromagnetic valve is connected with the combustible gas cylinder.

The igniter is a spark plug igniter or an electric arc igniter or a heating wire igniter.

The combustion-supporting gas input from the gas input port is oxygen, and the input combustible gas is methane, ethane, propane, butane, ethylene, propylene, butylene, acetylene, propyne or butyne and a mixture of 2 or more than 2 of the above combustible gases.

The mixture is liquefied petroleum gas.

The internal diameter and height range of the combustion chamber and the length range of the guide channel for 3-6 inches of fireworks are as follows:

1) the inner diameter range of the combustion chamber for 3 inches of fireworks is 6-12 cm, the height range is 12-30 cm, and the length range of the guide channel is 40-80 cm;

2) the inner diameter range of the combustion chamber for 4-inch fireworks is 7-15 cm, the height range is 15-35 cm, and the length range of the guide channel is 50-100 cm;

3) the inner diameter range of the combustion chamber for the lift-off of a 5-inch display ball is 10-22 cm, the height range is 18-35 cm, and the length range of the guide channel is 50-100 cm;

4) the inner diameter range of the combustion chamber for 6-inch fireworks is 12-25 cm, the height range is 20-40 cm, and the length range of the guide channel is 60-130 cm.

A method of operating a fireworks levitation device comprising the steps of:

1) placing fireworks: placing the fireworks on the fireworks support flanges;

2) and (3) inflating: the controller respectively controls the opening time of the combustion-supporting gas electromagnetic valve and the opening time of the combustible gas electromagnetic valve so as to control the volumes of the combustion-supporting gas and the combustible gas input into the combustion chamber, wherein the combustion-supporting gas accounts for 60-90% of the volume ratio in the combustion chamber, and the combustible gas accounts for 10-40% of the volume ratio;

3) and (3) ignition: after the combustion-supporting gas electromagnetic valve and the combustible gas electromagnetic valve are closed, the controller controls the igniter to ignite.

Compared with the prior art, the invention has the advantages that black powder is not used when the fireworks are lifted off, a large amount of harmful gas and smoke particles are eliminated, the environment is protected, and the development of the fireworks industry is promoted.

Drawings

Fig. 1 is a schematic structural diagram of embodiment 1 of the present invention.

Fig. 2 is a schematic structural diagram of embodiment 2 of the present invention.

Detailed Description

The invention is described in further detail below with reference to the figures and examples.

Example 1, as shown in fig. 1, a firework lift-off device comprises a steel container with a closed bottom end and an open top end, a combustion chamber 4 is arranged at the lower part of the container, a guide passage 1 is arranged at the upper part of the container, a firework support flange 3 is arranged between the combustion chamber 4 and the guide passage 1, a spherical firework (or a cylindrical firework) 2 is placed on the firework support flange 3, an arc igniter 5, a combustion-supporting gas inlet 9 and a combustible gas inlet 6 are arranged on the side wall of the combustion chamber 4, the combustion-supporting gas inlet 9 is connected with a combustion-supporting gas solenoid valve 8 through a pipeline, the combustion-supporting gas solenoid valve 8 is connected with a combustion-supporting gas cylinder (not shown) through a pipeline, the combustible gas inlet 6 is connected with a combustible gas solenoid valve 7 through a pipeline, the combustible gas solenoid valve 7 is connected with a combustible gas cylinder (not shown) through a pipeline, the arc igniter 5, the combustible gas solenoid valve 7 is connected with a combustible gas cylinder (not shown) through a pipeline, and the combustible gas cylinder is arranged between the arc igniter 5 and the combustible gas cylinder, The combustion-supporting gas solenoid valve 8 and the combustible gas solenoid valve 7 are electrically connected with a controller (not shown in the figure) respectively. The combustion-supporting gas input by the combustion-supporting gas input port 9 is oxygen, the combustible gas input by the combustible gas input port 6 is liquefied petroleum gas, the main components of the liquefied petroleum gas are propane and butane, and the liquefied petroleum gas is 1.5-2 times heavier than air.

For 3-6 inches fireworks ball firework lift-off device, the inner diameter and height of the combustion chamber and the length of the guide channel are as follows:

1) for 3 inches of fireworks, the inner diameter of the combustion chamber is 9.6 cm, the height of the combustion chamber is 16 cm, and the length L of the guide channel is 54 cm;

2) for 4-inch fireworks, the inner diameter of the combustion chamber is 12.5 cm, the height of the combustion chamber is 22 cm, and the length L of the guide channel is 60 cm;

3) when a 5-inch display ball is popped up, the inner diameter of the combustion chamber is 15 cm, the height of the combustion chamber is 25 cm, and the length L of the guide channel is 80 cm;

4) for 6-inch fireworks, the inner diameter of the combustion chamber is 18 cm, the height of the combustion chamber is 28 cm, and the length L of the guide channel is 90 cm.

A method of operating a fireworks levitation device comprising the steps of:

1) placing fireworks: placing the fireworks on the fireworks support flanges;

2) and (3) inflating: the controller respectively controls the opening time of the combustion-supporting gas electromagnetic valve 8 and the opening time of the combustible gas electromagnetic valve 7, thereby controlling the volume of oxygen and liquefied petroleum gas input into the combustion chamber, and the volume ratio of the oxygen to the liquefied petroleum gas is 5:1 for 3-6 inches of fireworks balls and other fireworks balls;

3) and (3) ignition: after the combustion-supporting gas electromagnetic valve 8 and the combustible gas electromagnetic valve 7 are closed, the controller controls the igniter 5 to ignite, and the spherical firework 2 is lifted.

Experiments show that: the lift-off height of the 3-inch fireworks ball bomb is 120 meters, the lift-off height of the 4-inch fireworks ball bomb is 140 meters, the lift-off height of the 5-inch fireworks ball bomb is 190 meters, and the lift-off height of the 6-inch fireworks ball bomb is 220 meters, so that the effect is very ideal.

Example 2 the same as example 1 except that there is only one mixed gas input port 10 as shown in fig. 2. The mixed gas input port 10 is connected with a combustion-supporting gas electromagnetic valve 8 and a combustible gas electromagnetic valve 7 through pipelines, the combustion-supporting gas electromagnetic valve 8 is connected with a combustion-supporting gas cylinder (not shown in the figure) through a pipeline, and the combustible gas electromagnetic valve 7 is connected with a combustible gas cylinder (not shown in the figure) through a pipeline.