CN220103898U - Fire transmission connecting device for electric ignition head and firework quick lead - Google Patents

Abstract

The utility model discloses a fire transmission connecting device for an electric ignition head and a quick firework lead, which comprises a box body and a box cover which are connected by a buckle, wherein a plurality of conical through holes are formed in the box cover, a plurality of first round tubes are fixedly arranged below the box cover, and the upper ports of the inner cavities of the first round tubes are communicated with the bottoms of the corresponding conical through holes; the lead of the electric ignition head is inserted through the conical through hole from the lower port of the inner cavity of the first circular tube, and the medicine wrapping end head of the electric ignition head is clamped in the conical through hole; a plurality of cylindrical cavities are arranged in the box body, and the first round tubes are correspondingly nested in the cylindrical cavities; a plurality of second round tubes are arranged below the box body, and the upper ports of the inner cavities of the second round tubes are communicated with the bottom ends of the corresponding cylindrical cavities; the end head of the rapid lead is inserted into the cylindrical cavity from the lower port of the inner cavity of the second circular tube. The electric ignition head and the quick lead wire arranged on the body of the firework product can be connected in a fire transmission way efficiently and reliably.

Description

Fire transmission connecting device for electric ignition head and firework quick lead

Technical Field

The utility model relates to a fire transmission connecting device for an electric ignition head and a quick lead wire of fireworks.

Background

The quick lead is a flat ribbon lead formed by wrapping a plurality of linear medicine cores by a jacket, wherein the linear medicine cores are made of cotton yarns adhered with gunpowder, the linear medicine cores are arranged in the jacket in parallel, and after the medicine cores are ignited, the gunpowder combustion gas advances at a high speed in the sealed kraft paper jacket, so the quick lead is called as the quick lead. The electric ignition head is an ignition device commonly adopted in the firework setting-off process, and comprises a heating wire electrically connected with a power supply through a wire, wherein the heating wire is generally wrapped in gunpowder to be in a water drop shape, and is called a wrapping powder end. The device can play a good role in guaranteeing the overall gas potential, the air picture effect, the time rhythm and the personal safety of the set-off personnel.

In the prior art, various setting-off picture combinations and modeling combinations become more and more complicated, firework products used for setting-off fireworks are more and more, and the work load of the products is heavier in setting-off construction links through connecting an electric ignition head to control equipment, and the electric ignition head and the fire transmission connection of the quick leads for ignition on a firework product body need to be connected to the scene one by one, such as binding and winding of adhesive tape or connection by a connector, and the fire transmission connection requirements are 100% reliable, huge in quantity, low in efficiency and large in labor load, and how to effectively and reliably realize the fire transmission connection of the electric ignition head and the quick leads on the firework product body is a problem which needs to be solved in the industry.

Disclosure of Invention

In order to solve the defects, the technical problem to be solved by the utility model is to provide the fire transmission connecting device for the electric ignition head and the quick lead wire of the firework, so that the fire transmission connection between the electric ignition head and the quick lead wire arranged on the body of the firework product is realized efficiently and reliably. In order to solve the technical problems, the technical scheme adopted by the utility model is that the fire transmission connecting device for the electric ignition head and the firework rapid lead wire comprises the electric ignition head and the rapid lead wire arranged on a firework product body, and is characterized by comprising a box body and a box cover which are connected by a buckle, wherein the box cover is provided with a plurality of conical through holes, a plurality of first round tubes are fixedly arranged below the box cover, and the upper ports of the inner cavities of the first round tubes are communicated with the bottoms of the corresponding conical through holes; the lead of the electric ignition head is inserted through the conical through hole from the lower port of the inner cavity of the first circular tube, and the medicine wrapping end head of the electric ignition head is clamped in the conical through hole; a plurality of cylindrical cavities are arranged in the box body, and the first round tubes are correspondingly nested in the cylindrical cavities; a plurality of second round tubes are arranged below the box body, and the upper ports of the inner cavities of the second round tubes are communicated with the bottom ends of the corresponding cylindrical cavities; the end head of the rapid lead is inserted into the cylindrical cavity from the lower port of the inner cavity of the second circular tube.

The utility model has the advantages that the box cover and the box body can be conveniently preloaded with a plurality of electric ignition heads and quick leads, and the connection of a plurality of groups of electric ignition heads and quick leads can be completed once only by correspondingly embedding the first round tube in the cylindrical cavity and closing the buckle at the setting-off site, thereby effectively improving the working efficiency; meanwhile, the first round tube is correspondingly nested in the cylindrical cavity to form a closed and narrow fire transmission space, and the medicine wrapping end in the space can reliably ignite the end of the quick lead wire also in the space after being electrified and ignited. Therefore, the utility model can effectively and reliably realize the fire transmission connection of the electric ignition head and the quick lead wire arranged on the body of the firework product.

Preferably, the second circular tube inner cavity is a rectangular inner cavity corresponding to the size and the shape of the quick lead, and the end head of the quick lead is inserted into a position flush with the upper port of the cylindrical cavity. Further ensuring the reliability of fire transmission.

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 view showing an upward-facing structure of a cover of a fire-transmitting connection device;

FIG. 2 is a schematic view showing the structure of the fire transmission connection device with the box body facing upwards;

FIG. 3 is a schematic view of the external appearance structure of the separated state of the cover and the box of the fire transmission connection device;

FIG. 4 is a schematic view of the internal partial structure of the fire transfer connection device in a separated state of the cover and the case;

fig. 5 is a schematic view showing an internal partial structure of a combination state of a cover body and a case body of the fire transmission connection device.

Detailed Description

Referring to fig. 1-5, one specific configuration of the present utility model is reflected. The fire transfer connecting device of the electric ignition head and the firework quick lead comprises the electric ignition head composed of a lead 1 and a wrapping powder end head 2, and further comprises a quick lead 3 arranged on a firework product body, wherein the end head of the quick lead 3 is peeled off from a kraft paper coat to expose a flux core 4 in a conventional mode.

The fire transmission connecting device further comprises a box body 6 and a box cover 7 which are connected through a buckle 5:

the box cover 7 is provided with a plurality of conical through holes 8, ten in the example, and other embodiments can be arranged according to the needs. A plurality of first round tubes 9 are fixedly arranged below the box cover 7, and the upper port of the inner cavity of the first round tube 9 is communicated with the bottom end of the corresponding conical through hole 8; the lead wire 1 of the electric ignition head is inserted through the conical through hole 8 from the lower port of the inner cavity of the first circular tube 9, and the medicine wrapping end head 2 of the electric ignition head is clamped in the conical through hole 8 and cannot pass through the conical through hole 8.

The box body 7 is internally provided with a plurality of cylindrical cavities 10, and the first round tubes 9 are correspondingly nested in the cylindrical cavities 10. A plurality of second round tubes 11 are fixedly arranged below the box body 7, and the upper ports of the inner cavities of the second round tubes 11 are communicated with the bottom ends of the corresponding cylindrical cavities 10; the end of the quick lead 3 is inserted into the cylindrical cavity 10 from the lower port of the inner cavity of the second round tube 11.

By adopting the technical scheme, the box cover 7 and the box body 6 can be conveniently preloaded with a plurality of electric ignition heads and quick leads according to the mode, and the connection of ten groups of electric ignition heads and quick leads can be completed once only by correspondingly nesting the first round tube 9 in the cylindrical cavity 10 and closing the buckle 5 on the setting-off site, so that the working efficiency is effectively improved.

Meanwhile, the first round tube 9 is correspondingly nested in the cylindrical cavity 10 to form a closed and narrow fire transmission space, and the medicine wrapping end head 2 positioned in the space can reliably ignite the end head of the quick lead 3 also positioned in the space after being electrified and ignited. In the example, the inner cavity of the second circular tube 11 is a rectangular inner cavity 12 corresponding to the size and shape of the quick lead 3, and the tip of the quick lead 3 is inserted into a position flush with the upper port of the cylindrical cavity 10. After the first round tube 9 is inserted into the cylindrical cavity 10, the end head of the rapid lead 3 and the drug core 4 of the rapid lead are bent and scattered in the fire transmission space, so that the success rate of 100% of fire transmission is ensured.

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 (2)

1. The fire transmission connecting device for the electric ignition head and the firework rapid lead wire comprises the electric ignition head and the rapid lead wire arranged on a firework product body, and is characterized by comprising a box body and a box cover which are connected through a buckle, wherein a plurality of conical through holes are formed in the box cover, a plurality of first round tubes are fixedly arranged below the box cover, and the upper ports of the inner cavities of the first round tubes are communicated with the bottoms of the corresponding conical through holes; the lead of the electric ignition head is inserted through the conical through hole from the lower port of the inner cavity of the first circular tube, and the medicine wrapping end head of the electric ignition head is clamped in the conical through hole; a plurality of cylindrical cavities are arranged in the box body, and the first round tubes are correspondingly nested in the cylindrical cavities; a plurality of second round tubes are arranged below the box body, and the upper ports of the inner cavities of the second round tubes are communicated with the bottom ends of the corresponding cylindrical cavities; the end head of the rapid lead is inserted into the cylindrical cavity from the lower port of the inner cavity of the second circular tube.

2. The electrical ignition head and firework quick lead flame transfer connection device of claim 1, wherein the second circular tube inner cavity is a rectangular inner cavity corresponding to the quick lead in size and shape, and the end of the quick lead is inserted into a position flush with the upper port of the cylindrical cavity.