CN217384004U

CN217384004U - Small fireworks display shell with wisdom tail

Info

Publication number: CN217384004U
Application number: CN202220891446.8U
Authority: CN
Inventors: 黄启庆; 黄蔚怀; 黄文福; 黄文芝; 刘景如; 李宗易
Original assignee: Hunan Qingtai Firecracker Manufacturing Co ltd
Current assignee: Hunan Qingtai Firecracker Manufacturing Co ltd
Priority date: 2022-04-18
Filing date: 2022-04-18
Publication date: 2022-09-06
Anticipated expiration: 2032-04-18

Abstract

A small firework shell with a comet tail relates to the technical field of small firework manufacturing. The firework display device comprises a thread penetrating rope, a lead, a comet tail fire transfer piece, a comet tail cylinder and a firework display body, wherein the lead penetrates through the thread penetrating rope and is arranged on the comet tail cylinder, one end of the comet tail cylinder is connected with the firework display body, the comet tail fire transfer piece is arranged between the comet tail cylinder and the firework display body, and the thread penetrating rope is arranged on the firework display body. The utility model discloses beneficial effect does: the small fireworks display is additionally provided with the intelligent tail fire transfer piece, the pyrotechnic composition is filled into the intelligent tail cylinder and is pressed by the oil press at one time, the method does not need a baking room, does not need wrapping paper, does not need to stick ignition saltpeter, does not need to stick to a shell additionally, presses a tail hole with the same outer diameter as the cylinder body when the shell is pressed, directly installs the pressed tail cylinder and sticks by the glue, can directly ignite the tail composition by utilizing the sparks of the ignition saltpeter, and when the shell reaches the design height, the tail composition finishes igniting the explosive in the small fireworks display and explodes, thereby being safer and more beautiful.

Description

Small fireworks display shell with wisdom tail

Technical Field

The utility model relates to a small fireworks display preparation technical field, concretely relates to small fireworks display shell of tape wisdom tail.

Background

In the traditional production of small fireworks (small cannonball), the process is as follows: the fire fuse is used as a fire transmission fuse, the length of the fire fuse is calculated according to the burning speed of the fire fuse, the height required by launching the small fireworks and the time required by ascending, the fire fuse is launched to ignite the fire fuse during launching, meanwhile, the ascending tail is ignited, after the designed height is reached, the fire fuse ignites the explosive in the small fireworks and explodes, and the huikou side is additionally adhered to the shell body by glue. In general, the comet-tail production is: 1 is prepared by using pyrotechnic composition and adhesive. 2 pressing into the grain by using an oil press and a special die. 3. Drying in a drying room. 4 wrapping with kraft paper. And 5, igniting nitre by sticking. 6 is adhered on the small firework shell by strong glue.

The production mode has the following defects: the production process of the comet tails is multiple and complicated, the production process is completely naked, the safety air display is large, the production period is long, the labor and the time are wasted, and the cost is high.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to be not enough and the defect among the prior art, a take fireworks display shell of wisdom tail is provided, add its wisdom tail fire-passing piece for its small fireworks display, and pack into the pyrotechnic composition powder in the wisdom tail section of thick bamboo, it forms with the disposable suppression of hydraulic press, this kind of method need not bake over a fire the room, need not wrap paper, need not glue the nitre of igniting, need not glue in addition on the projectile body, and press into the tail hole the same with the barrel external diameter when the shell suppression, will suppress tail section of thick bamboo and directly install, paste with the glue, can utilize the spark of launching the nitre to directly ignite the tail powder, the tail powder is accomplished to ignite the explosive in the small fireworks display shell and is opened and is exploded when the projectile body reaches design height, and is safe pleasing to the eye more.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the small firework shell with the comet tail comprises a threading rope 1, a lead 2, a comet tail fire transfer piece 3, a comet tail cylinder 4 and a firework shell body 5, wherein the lead 2 penetrates through the threading rope 1 and is arranged on the comet tail cylinder 4, one end of the comet tail cylinder 4 is connected with the firework shell body 5, the comet tail fire transfer piece 3 is arranged between the comet tail cylinder 4 and the firework shell body 5, the threading rope 1 is arranged on the firework shell body 5, the comet tail fire transfer piece 3 comprises a built-in sunken groove 31, a built-in triangular through groove 32, a thread inner face 33, a first step groove 34 and a second step groove 35, the first step groove 34 is connected with the second step groove 35, the built-in sunken groove 31 is arranged in the step groove 34, the built-in sunken groove 31 is communicated with the built-in triangular through groove 32, and the thread inner face 33 is arranged in the second step groove 35.

Further, the first step groove 34 and the second step groove 35 are of an integrated structure, and the depth and firmness of the installation of the coma tail cylinder 4 can be ensured by the first step groove 34 and the second step groove 35.

Further, the comatic tail cylinder 4 and the display shell body 5 are mutually adhered.

Furthermore, the thread inner surface 33 is 1mm thread-shaped, and the thread inner surface 33 can ensure that the medicine is firmly combined with the barrel body without falling off.

Further, the outer diameter of the display shell 5 is 42 mm.

The utility model discloses a theory of operation: during manufacturing, the comet-tail fire-transmitting piece 3 is connected with the display shell body 5, the comet-tail barrel 4 is installed, the lead 2 is installed on the comet-tail barrel 4, the outer part of the comet-tail fire-transmitting piece 3 is designed into a first step groove 34 and a second step groove 35, the filling depth and firmness of the comet-tail barrel 4 can be ensured, the inner part of the comet-tail barrel is provided with a 1mm thread inner surface 33, the thread inner surface 33 can ensure that the explosive can not fall off from the barrel body after the explosive is firmly combined with the barrel body, the bottom is designed into a built-in sunken groove 31 and a built-in triangular through groove 32, the sufficient fire transmission of the comet-tail and the explosive in the shell body can be ensured, the explosive force can not leak from the comet-tail fire-transmitting hole after the shell body is exploded, the explosive force can be ensured, and a small shell is placed in a matched barrel for firing.

After the technical scheme is adopted, the utility model discloses beneficial effect does: the small fireworks display is additionally provided with the intelligent tail fire transfer piece, the pyrotechnic composition is filled into the intelligent tail cylinder and is pressed by the oil press at one time, the method does not need a baking room, does not need wrapping paper, does not need to stick ignition saltpeter, does not need to stick to a shell additionally, presses a tail hole with the same outer diameter as the cylinder body when the shell is pressed, directly installs the pressed tail cylinder and sticks by the glue, can directly ignite the tail composition by utilizing the sparks of the ignition saltpeter, and when the shell reaches the design height, the tail composition finishes igniting the explosive in the small fireworks display and explodes, thereby being safer and more beautiful.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

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

Fig. 2 is a schematic structural diagram of the wisdom tail fire-transmitting piece 3 of the utility model.

Description of reference numerals: the novel firework display comprises a wire penetrating rope 1, a lead 2, a comet tail fire transfer piece 3, a comet tail cylinder 4, a firework display body 5, a built-in sunken groove 31, a built-in triangular through groove 32, a thread inner surface 33, a first step groove 34 and a second step groove 35.

Detailed Description

Referring to fig. 1 to 2, the technical solution adopted by the present embodiment is: the firework display device comprises a thread passing rope 1, a lead 2, a comedy tail fire transfer part 3, a comedy tail cylinder 4 and a firework display body 5, wherein the lead 2 passes through the thread passing rope 1 and is arranged on the comedy tail cylinder 4, one end of the comedy tail cylinder 4 is connected with the firework display body 5, the comedy tail fire transfer part 3 is arranged between the comedy tail cylinder 4 and the firework display body 5, the thread passing rope 1 is arranged on the firework display body 5, the comedy tail fire transfer part 3 comprises a built-in sunken groove 31, a built-in triangular through groove 32, a thread inner surface 33, a first step groove 34 and a second step groove 35, the first step groove 34 is connected with the second step groove 35, the built-in sunken groove 31 is arranged in the step groove 34, the built-in sunken groove 31 is communicated with the built-in triangular through groove 32, and the thread inner surface 33 is arranged in the second step groove 35.

First step groove 34 and second step groove 35 are the integral structure, and first step groove 34 can ensure that the intelligent tail section of thick bamboo 4 packs into degree of depth and firmness with second step groove 35, intelligent tail section of thick bamboo 4 and the mutual adhesion of display shell body 5, screw thread inner face 33 is 1 mm's screw thread form, and the medicine can be ensured to screw thread inner face 33 with the firm combination of barrel and the medicine can not fall, the external diameter of display shell body 5 is 42 mm.

After the technical scheme is adopted, the utility model discloses beneficial effect does: the intelligent tail fire transfer piece is additionally arranged, the pyrotechnic composition is filled into the intelligent tail cylinder and is formed by one-time pressing through an oil press, the method does not need a baking room, paper wrapping, saltpeter ignition and additional sticking on the projectile body, a tail hole with the same outer diameter as the barrel body is pressed when the projectile shell is pressed, the pressed tail cylinder is directly mounted and stuck through glue, the saltpeter-emitting spark can be used for directly igniting the tail composition, and the tail composition can ignite the explosive in the small firework display shell to explode when the projectile body reaches the designed height, so that the novel firework shell is safer and more attractive.

The above description is only used for illustrating the technical solutions of the present invention and not for limiting the same, and other modifications or equivalent replacements made by the technical solutions of the present invention by those of ordinary skill in the art should be covered within the scope of the claims of the present invention as long as they do not depart from the spirit and scope of the technical solutions of the present invention.

Claims

1. The utility model provides a take fireworks display shell of wisdom tail which characterized in that: the firework display device comprises a threading rope (1), a lead (2), a comet tail fire transfer piece (3), a comet tail cylinder (4) and a firework display body (5), wherein the lead (2) penetrates through the threading rope (1) and is arranged on the comet tail cylinder (4), one end of the comet tail cylinder (4) is connected with the firework display body (5), the comet tail fire transfer piece (3) is arranged between the comet tail cylinder (4) and the firework display body (5), and the threading rope (1) is arranged on the firework display body (5);

the wishbone fire transfer piece (3) comprises a built-in sunken groove (31), a built-in triangular through groove (32), a thread inner face (33), a first step groove (34) and a second step groove (35), wherein the first step groove (34) is connected with the second step groove (35), the built-in sunken groove (31) is arranged in one step groove (34), the built-in sunken groove (31) is communicated with the built-in triangular through groove (32), and the thread inner face (33) is arranged in the second step groove (35).

2. A comet-tail-equipped small fireworks projectile as claimed in claim 1, wherein: the first step groove (34) and the second step groove (35) are of an integrated structure.

3. A comet-tail-equipped small fireworks projectile as claimed in claim 1, wherein: the comet tail cylinder (4) is adhered to the display shell body (5).

4. A comet-tail-equipped small fireworks projectile as claimed in claim 1, wherein: the inner surface (33) of the thread is 1mm thread-shaped.

5. A comet-tail-equipped small fireworks projectile as claimed in claim 1, wherein: the outer diameter of the display shell body (5) is 42 mm.