CN219415933U - Series-connection firework tube with firework spraying function - Google Patents

Abstract

The utility model discloses a serial-connection firework spraying tube, wherein the side wall of the firework spraying tube is provided with spraying holes, a plurality of firework spraying tubes are arranged in parallel, the ignition leads of the firework spraying tubes are bundled and connected to form a serial-connection assembly, and the ignition leads of the firework spraying tubes are connected with each other in a fire transmission way. The ignited firework tube is laid down and set off, whether the spray hole is upward or not in the initial state of the firework tube, the laid firework tube naturally rolls to form a posture with the spray hole upward based on the spray acting force of the firework tube, and the state of spraying light color effect into the air is presented; the light color effect beam can also form a swinging effect during the rolling of the firework tube; the design is ingenious and the manufacture is simple; the method can safely and rapidly form a great number of festive fireworks cylinders which can be set off simultaneously to render a festive atmosphere.

Description

Series-connection firework tube with firework spraying function

Technical Field

The utility model relates to a serially connected firework tube for spraying flowers.

Background

Among the firecracker products, firecrackers and firework spraying are two products with distinct setting-off effects. The firecracker product is mainly sound effect, does not need to be set off in a positioning way to display light color effect, and is generally set off by setting up a large number of single firecrackers in series, so that a great amount of celebration atmosphere rendered by the firecrackers can be quickly set off. The spraying firework tube mainly has the light color effect, the spraying direction of the light color effect is often determined through positioning, and the positioning of each firework tube in series is difficult to realize when the serial product is set off, so that the display of the light color effect is easily influenced, and the product for setting off the firework tube in series is lacked in the prior art.

Disclosure of Invention

In order to solve the defects, the utility model aims to provide a series-connection firework barrel which does not influence the display of the light color effect of the firework barrel. In order to solve the technical problems, the utility model adopts the technical scheme that the serially-connected firework spraying barrels are characterized in that the side wall of each firework spraying barrel is provided with spraying holes, a plurality of firework spraying barrels are arranged in parallel, the ignition leads of the firework spraying barrels are bundled and connected to form a serially-connected assembly, and the ignition leads of the firework spraying barrels are connected with each other by flame transmission.

The utility model has the beneficial effects that the firework tube with the spraying holes on the side wall is adopted for serial setting off, the ignited firework tube is laid down for setting off, and whether the spraying holes are upward or not in the initial state of the firework tube, the laid firework tube naturally rolls to form a posture with the upward spraying holes based on the spraying acting force of the firework tube, so that the state of spraying light color effect to the air is presented; the light color effect beam can also form a swinging effect during the rolling of the firework tube; the design is ingenious and the manufacture is simple; the method can safely and rapidly form a great number of festive fireworks cylinders which can be set off simultaneously to render a festive atmosphere.

Preferably, the non-ignition end of the tandem assembly is provided with a traction member. After ignition, the serial assembly can be pulled to move forward by the traction piece, and the firework barrels separated from the serial assembly after ignition are sequentially arranged on the forward path for setting off. The experience and the ornamental effect of the firework product are effectively enhanced.

Preferably, a lead fixing hole is arranged on the side wall of the end part outside the sealing layer of the firework tube, and the ignition lead led out from the jet hole passes through the lead fixing hole and is then bundled and connected. Avoiding the ignition lead from loosening and pulling out to affect ignition.

Preferably, the firework tube is internally provided with a firework powder layer with a firework effect and a firework powder layer with a second effect, and the firework powder layer with the firework effect is in fire transmission connection with the firework powder layer with the second effect. The second effect pyrotechnic charge layer is, for example, an acoustically effective pyrotechnic charge layer. Enriching the setting-off effect. Further, the second effect pyrotechnic composition layer is filled in an inner cylinder, and the inner cylinder is arranged in the firework spraying cylinder. The production and the processing are convenient.

Preferably, a fire-isolating powder layer is arranged between the firework powder layer with the firework effect and the firework powder layer with the second effect. The processing is convenient.

Preferably, the ignition lead has a first folded portion and/or a second folded portion, and the first folded portion and/or the second folded portion are inserted into the injection hole and/or the lead fixing hole, respectively. Is convenient to process and the lead is firmly fixed.

Of course, it is not necessary for any one product to practice the utility model to achieve all of the advantages set forth above at the same time.

In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items. When an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.

Drawings

FIG. 1 is a schematic overall structure of example 1 (series combination coiled and bundled in a cylindrical cake shape);

FIG. 2 is a schematic diagram of a partial structure of the tandem assembly of embodiment 1 (the tandem assembly is opened in a strip shape);

fig. 3 is a schematic view showing the external appearance of a firework tube according to example 1;

fig. 4 is a schematic view showing the internal structure of the firework tube of embodiment 1;

fig. 5 is a schematic view showing the internal structure of a firework tube of embodiment 2;

fig. 6 is a schematic view of the internal structure of the firework barrel of embodiment 3;

fig. 7 is a schematic view showing the internal structure of the firework barrel of example 4.

Detailed Description

Example 1: referring to fig. 1-4, one specific configuration of the present utility model is reflected. The firework tube comprises six eleven firework tubes 1 which are arranged in parallel, the side wall of each firework tube 1 is provided with a spray hole 2, the ignition leads 3 of each firework tube 1 are bundled and connected by yarns 4 so that sixty firework tubes 1 and the ignition leads thereof form a serial combination, and the ignition leads 3 of each firework tube 1 are connected by fire transmission. In the example, the ignition lead 3, which is bound by the yarn 4, forms a flame transmitting connection in addition to the mechanical connection. Other fire transfer connections may be used in other embodiments.

In the technical scheme, the firework spraying cylinder 1 with the spray holes 2 arranged on the side wall is adopted for serial setting-off, the ignited firework spraying cylinder 1 is laid down for setting-off, and whether the spray holes 2 are upward or not in the initial state of the firework spraying cylinder 1, the laid-down firework spraying cylinder 1 naturally rolls to form a posture with the spray holes 2 upward based on the spray acting force of the firework spraying cylinder, so that the state of spraying light color effect into the air is presented; the light color effect bundles can also form a swinging effect when the firework tube 1 rolls; the design is ingenious and the manufacture is simple; a great number of festive atmospheres for rendering the scenes which are simultaneously set off by the firework tube 1 can be safely and rapidly formed.

In an example, the upper and lower ports of the inner cavity of the firework tube 1 are respectively closed by an upper blocking layer 101 and a lower blocking layer 102, and a firework powder layer 103 with a firework spraying effect is filled between the upper blocking layer 101 and the lower blocking layer 102;

in an example, a lead fixing hole 5 is further provided on the side wall of the end portion outside the upper sealing layer 101 of the firework tube 1, and the ignition lead 3 led out from the injection hole 2 passes through the lead fixing hole 5 and is then bound and connected. The root of the ignition lead 3 buried in the firework powder layer 103 with the firework spraying effect is effectively prevented from loosening and pulling out to influence ignition.

In the example, the non-firing end of the tandem assembly is provided with a traction belt 6. After ignition, the serial combination body can be pulled to advance by the traction belt 6, and the firework spraying barrels 1 separated from the serial combination body after ignition are sequentially arranged on the advancing path to be set off. The experience and the ornamental effect of the firework product are effectively enhanced.

The firework powder layer 103 is composed of firework powder filled in the inner cavity of the firework tube 1. The firework powder with the firework effect is a firework powder commonly used in the industry. As an example, the formula of the firework powder with the spraying effect can be 40% of potassium nitrate, 20% of charcoal powder, 10% of titanium powder, 5% of sulfur and 25% of bright beads.

Example 2: referring to fig. 5, the difference from embodiment 1 is that: the firework tube is internally and respectively filled with the firework effect firework powder layer 201 and the sound effect firework powder layer 202 twice, and the firework effect firework powder layer 201 and the sound effect firework powder layer 202 are connected through a fire transfer primer 204 on a partition 203 in a fire transfer mode. To enrich the ignition effect.

The acoustic pyrotechnic charge layer 202 is composed of an acoustic pyrotechnic charge that is filled in the interior of the firework tube 1. An acoustically effective pyrotechnic composition is one commonly used in the industry. As an example, the formulation of the audible pyrotechnic composition may be 45% potassium perchlorate, 25% silver powder, 30% sulfur, and 7% perlite.

Example 3: referring to fig. 6, the difference from example 2 is that: the sound effect pyrotechnic composition layer 301 is filled in the inner barrel 302, the inner barrel 302 is arranged in the firework barrel 303, and the sound effect pyrotechnic composition layer 301 in the inner barrel 302 is in fire transmission connection with the firework effect pyrotechnic composition layer 305 through the fire transmission leads 304. After the upper port of the firework tube 303 is sealed by the upper sealing layer 306, the firework effect firework drug layer 305 is filled from the lower port, and then the firework tube is filled into the inner tube 302 to seal the lower port. Avoiding secondary filling, and ensuring safer and simpler production.

Example 4: referring to fig. 7, the upper and lower ports of the inner cavity of the firework tube are respectively sealed by an upper sealing layer 401 and a lower sealing layer 409, the side wall of the firework tube is provided with a spraying hole 405, and the side wall of the end part outside the sealing layer 402 of the firework tube is also provided with a lead fixing hole 402.

In the example, the difference from embodiment 1 is that: the upper blocking layer 401 and the lower blocking layer 409 are respectively filled with the firework effect firework powder layer 406 and the sound effect firework powder layer 408 twice, the firework effect firework powder layer 406 and the sound effect firework powder layer 202 are provided with the fire-proof powder layer 407, the fire-proof powder layer 407 is a firework powder which can play a double role in isolation and fire transmission, in the example, the fire-proof powder layer 407 consists of coal powder and sulfur, the preferable proportion is 80% of the coal powder and 20% of the sulfur, the firework effect firework powder layer 406 burns and heats up to harden the fire-proof powder layer 407 to play an isolation role, and the fire-proof powder layer 407 is ignited to play a fire transmission role along with the further lifting of the temperature.

In an example, the first and second folded portions 404 and 403 of the ignition lead 410 are inserted into the injection hole 405 and the lead fixing hole 402, respectively. Is convenient to process and the lead is firmly fixed.

The embodiments of the utility model disclosed above are intended only to assist in the description of the utility model. The examples are not intended to be exhaustive or to limit the utility model to the precise forms disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in conjunction with the accompanying drawings in order to best explain the principles of the utility model and the practical application, and to thereby enable others skilled in the art to best understand and utilize the utility model. The utility model may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit of the utility model, it is therefore intended that the utility model be limited only by the claims and the full scope and equivalents thereof, and not by the specific embodiments disclosed.

Claims (7)

1. The serially connected firework spraying barrels are characterized in that spraying holes are formed in the side walls of the firework spraying barrels, a plurality of firework spraying barrels are arranged in parallel, ignition leads of the firework spraying barrels are bundled and connected to form a serially connected assembly, and the ignition leads of the firework spraying barrels are connected through fire transmission.

2. The tandem set-off firework tube of claim 1, wherein the non-firing end of the tandem assembly is provided with a traction member.

3. The serially-connected firework tube as claimed in claim 1 or 2, wherein a wire fixing hole is provided at a side wall of an end portion outside the plugging layer of the firework tube, and an ignition wire led out from the injection hole is bundled and connected after passing through the wire fixing hole.

4. The tandem set-off firework tube of claim 3, wherein the ignition lead has a first folded-over portion and/or a second folded-over portion, the first folded-over portion and/or the second folded-over portion being inserted into the injection hole and/or the lead fixing hole, respectively.

5. The tandem spark-ignition firework barrel of any one of claims 1, 2 and 4 wherein a spark-ignition effect pyrotechnic charge layer and a second effect pyrotechnic charge layer are loaded in the spark-ignition firework barrel, and a spark-ignition connection is conducted between the spark-ignition effect pyrotechnic charge layer and the second effect pyrotechnic charge layer.

6. The tandem set-off firework tube of claim 5 wherein the second effect pyrotechnic charge layer is packed in an inner tube disposed within the firework tube.

7. The tandem set-off pyrotechnic cup of claim 5, wherein a pyrotechnic charge layer is disposed between the pyrotechnic charge layer of the spark effect and the pyrotechnic charge layer of the second effect.