Fireworks inner tank for displaying caption pattern in the sky

Abstract

The invention discloses a fireworks inner tank for displaying caption pattern in the sky, comprising a tank body, a sealing layer and a timing lead; wherein the tank body inner cavity is filled with glowing medicament and connected with the timing lead, the tank body is provided with a plurality of small through holes, and the external port of the small through hole is sealed by a fireproof paperlayer. The fireworks inner tank for displaying the caption pattern in the sky can form bright spots without explosion and can realize accurate positioning in the sky when combining the caption pattern in the sky.

Description

A fireworks inner tube for displaying subtitle patterns in the air technical field The invention relates to a fireworks inner cylinder. In particular, it is a firework inner tube for displaying subtitle patterns in the air. Background technique The existing subtitle pattern fireworks belong to shelf fireworks. A number of fireworks tubes arranged according to the preset text pattern content are installed on the shelf built on the ground, and then the preset text pattern content is set off and displayed. The display height is limited and is affected by the terrain. At the same time, the construction cost is high and the time is long. Existing combined firework is composed of a plurality of single tubes, and produces ground firework products with effects such as sound, light, color, and floating objects when set off. The single-cylinder product is generally composed of an outer cylinder, an inner cylinder, propellant, effect medicine, ignition lead, fire transmission lead...

AI Technical Summary

Problems solved by technology

However, it is difficult to accurately locate the bright spots in the air after the explosion of the existing fireworks inner cylinder, and the opening is large, and the text patterns combined in the air are messy and deformed, which is difficult to achieve the purpose

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