阅读说明：本技术 一种全纸板组合式烟花及其制造方法 (Full-paperboard combined firework and manufacturing method thereof ) 是由 朱炳强 于 2020-12-25 设计创作，主要内容包括：本发明公开了一种全纸板组合式烟花,它包括发射筒和底座,所述发射筒内装填有子弹头并捆绑成发射筒整体,底座包括均用纸板制成的从上至下叠层粘合的上基板、中间板和下基板,所述上基板上间隔设置有与发射筒数量和分布位置相对应的导流孔,所述中间板上间隔设置有与导流孔数量和分布位置相对应的气流通道,所述气流通道包括至少两个与导流孔相通的引流口和用于相通连接引流口的直流道,本发明既能满足烟花燃放技术要求,又能简化烟花底座结构,使底座加工更方便快捷,缩短了底座制造周期,不仅降低了底座制造成本和塑料消耗,减少了塑料模具数量和制造费用,而且消除了烟花燃放安全,特别是能解决烟花燃放中发生哑炮带来的系列问题。(The invention discloses a full-paper-board combined firework, which comprises a launching tube and a base, wherein bullet heads are filled in the launching tube and are bound into the whole launching tube, the base comprises an upper base plate, a middle plate and a lower base plate which are all made of paper boards and are laminated and bonded from top to bottom, guide holes corresponding to the number and the distribution positions of the launching tubes are arranged on the upper base plate at intervals, airflow channels corresponding to the number and the distribution positions of the guide holes are arranged on the middle plate at intervals, and each airflow channel comprises at least two drainage ports communicated with the guide holes and a straight flow channel used for communicating and connecting the drainage ports. And the firework setting-off safety is eliminated, and particularly the series problems caused by the occurrence of the firework setting-off dumb can be solved.)

1. The utility model provides a full cardboard combination formula fireworks, it includes launch canister (6) and base, the launch canister is filled with bullet head (8) and is binded into the launch canister wholly, characterized by: the base is including all making from last to lower stromatolite bonded upper substrate (1), intermediate lamella (3) and infrabasal plate (7) with the cardboard, the interval is provided with and sends out the corresponding water conservancy diversion hole (2) of cartridge quantity and distribution position on the upper substrate, the interval is provided with and leads water conservancy diversion hole quantity and distribution position corresponding air flow channel on the intermediate lamella, air flow channel includes at least two and leads water conservancy diversion hole communicating drainage mouth (4) and be used for communicating with each other direct current way (5) of being connected the drainage mouth, air flow channel links to each other with the ignition head, be provided with colloid ring layer (10) between whole lateral surface lower extreme of cartridge and the upper substrate.

2. The all-cardboard combined firework as claimed in claim 1, wherein: the thickness of the middle plate (3) is larger than that of the upper substrate (1).

3. The all-cardboard combined firework as claimed in claim 1, wherein: the cross section area of the drainage opening (4) on the horizontal plane is larger than that of the straight flow passage (5).

4. A method for manufacturing the all-cardboard combined firework as claimed in claim 1, wherein: the method comprises the following steps:

a. binding a plurality of paper launch canister monomers into a cubic or cuboid launch canister whole body by using transparent adhesive tapes according to specifications, wherein the launch canister monomers are mutually closely combined or alternately combined,

b. selecting a paper board with proper thickness, respectively manufacturing an upper base plate with a flow guide hole, a middle plate and a lower base plate with air flow channels which are mutually communicated on a die pressing and cutting machine,

c. brushing glue on the surfaces of the upper substrate, the middle plate and the lower substrate, laminating, bonding and pressing the upper substrate, the middle plate and the lower substrate from top to bottom to form a sealed integral base,

d. and c, arranging the whole launching tube manufactured in the step a on the upper base plate in a manner of being opposite to the center of the flow guide hole on the upper base plate according to the axis of the tube body, brushing a colloid ring layer between the lower end of the outer side surface of the launching tube and the upper base plate, and fixing the whole launching tube on the base.

Technical Field

The invention relates to the technical field related to firecracker and firework manufacturing, in particular to a safe and environment-friendly combined firework which is completely made of paperboards and paper tubes.

Technical Field

Traditional fireworks link into an integrated entity with the launching fiber container that is equipped with the nitre medicine with the lead wire, firstly will make the lead wire earlier, beat out the perforation according to same position on every launching fiber container again, there is the manufacturing cycle in traditional mode, the operation is more troublesome, the quality is difficult to be guaranteed, because the lead wire quality, influence such as installation and protection, the setting off still can appear mute, cause fireworks to set off the interrupt and abandon, the fireworks of abandoning not only can cause great environmental pollution, be unfavorable for the environmental protection, and can cause great ann and can hidden danger. With the development of science and technology, people develop leadless fireworks, which are characterized in that launching cylinders (paper cylinders) provided with bullet heads are assembled and installed on a base, communicated air flow channels are arranged on the base, the launching cylinders are fixed on the base, and hot air flow generated by explosive in the launching cylinders is utilized to ignite adjacent launching cylinders, so that continuous setting off of the fireworks is realized. Although the development and application of the leadless firework solve some problems of the existing firework. However, the leadless fireworks have the following problems: the air flow channel on the base for the fireworks without leads is formed by combining the air grooves arranged on the upper base and the lower base, the base is formed by plastic injection, and the air channel is sealed and does not leak air after the upper base and the lower base are combined, so that the injection mould of the base has high manufacturing precision, relatively high manufacturing cost, large material consumption and long manufacturing period. At present, plant waste materials such as rice straws, wheat straws, straw and the like are mixed with calcium carbonate and starch in proportion to prepare slurry, the slurry is heated by a model to prepare a leadless firework base, the base can be completely degraded after being discarded, and the environment is not polluted, but auxiliary equipment for crushing, stirring and heating hardening is also needed for manufacturing the base, the material consumption is large, the manufacturing cost is relatively high, the manufacturing period is long, at least one set of mould needs to be prepared for one specification of firework base, the number of the moulds is large, the cost is high, and the like.

Disclosure of Invention

Aiming at the problems in the production and the manufacture of fireworks in the prior art, the invention provides a full-paper combined firework formed by bonding a base which is formed with an airflow channel by paper board lamination and a paper launching tube and a manufacturing method thereof.

The technical scheme adopted for solving the technical problem is as follows: the utility model provides a full cardboard combination formula fireworks, it includes launching tube and base, the launching tube is built-in to be filled with the bullet and bind into launching tube wholly, the base is including all making from last to stromatolite adhesive upper substrate, intermediate lamella and infrabasal plate down with the cardboard, the interval is provided with the water conservancy diversion hole corresponding with launching tube quantity and distribution position on the upper substrate, the interval is provided with the air current passageway corresponding with water conservancy diversion hole quantity and distribution position on the intermediate lamella, air current passageway includes that at least two correspond communicating drainage mouth with the water conservancy diversion hole and be used for communicating with each other and connect the direct current way between the guide, air current passageway links to each other with the ignition head, be provided with the colloid ring layer between whole lateral surface lower extreme of launching tube and the upper substrate.

The upper substrate, the middle plate and the lower substrate are all made of paperboards with the thickness of 1-3 mm, the diversion holes are formed on the upper substrate in one step through punching dies, and the diversion ports and the direct current channels are formed on the middle plate through one step through machining through the punching dies.

The invention relates to a method for manufacturing a full-cardboard combined firework,

1. binding a plurality of paper launch canister monomers into a cube or cuboid launch canister whole body by using transparent adhesive tapes according to specifications, wherein the launch canister monomers are mutually clung to combine into a whole body (non-empty combination) or combine into a whole body (empty combination) at intervals,

2. selecting a paper board with proper thickness, respectively manufacturing an upper base plate with a flow guide hole, a middle plate and a lower base plate which are communicated with each other through an air flow channel on a die pressing and cutting machine,

3. brushing glue on the surfaces of the upper substrate, the middle plate and the lower substrate, laminating, bonding and pressing the upper substrate, the middle plate and the lower substrate from top to bottom in sequence to form a sealed integral base,

4. arranging the launch canister prepared in the step 1 on the upper substrate in a way of being opposite to the center of the flow guide hole on the upper substrate according to the axial lead of the canister body, brushing a colloid ring layer between the lower end of the outer side surface of the launch canister and the upper substrate, and integrally fixing the launch canister on the base

The innovation points of the invention are as follows: the firework base with the airflow channel is designed to be a firework base with the airflow channel and formed by combining all paperboards, and aims to solve the problems that an injection mold of a firework base with the airflow channel and formed by combining injection molding pieces is high in manufacturing precision, relatively high in manufacturing cost, large in mold material consumption and long in manufacturing period, at least one set of mold needs to be prepared for a firework base with a specification, the number of the molds is large, the cost is high and the like.

The combined firework base made of the full paper board can meet the technical requirements of firework setting off, simplify the structure of the firework base, enable the base to be processed more conveniently and rapidly, shorten the manufacturing period of the base, reduce the manufacturing cost, the weight and the consumption of plastics of the base, reduce the number and the manufacturing cost of plastic molds, eliminate the setting off safety of fireworks, particularly solve the series problems caused by the occurrence of dumb fireworks in the setting off of the fireworks, reduce the manufacturing cost of the fireworks, improve the manufacturing efficiency of the fireworks, eliminate the potential safety hazards in the setting off of the fireworks, and facilitate environmental protection and large-scale production of the fireworks.

Drawings

FIG. 1 is a schematic structural view of an upper substrate according to the present invention,

figure 2 is a schematic cross-sectional view a-a of figure 1,

figure 3 is a schematic view of the construction of the intermediate plate according to the invention,

figure 4 is a schematic cross-sectional view of B-B of figure 3,

FIG. 5 is a schematic view of the structure of the lower substrate according to the present invention,

fig. 6 is a schematic sectional view of the C-C sectional structure of fig. 3 or the sectional structure of the combined firework of the invention.

In the figure, the device comprises an upper substrate 1, a flow guide hole 3, an intermediate plate 4, a drainage port 5, a direct current channel 6, a launching tube 7, a lower substrate 8, a bullet head 9, sealing paper 10 and a colloid ring layer.

Detailed Description

In the figure, the all-cardboard combined firework comprises a launching tube 6 and a base which are made by a tube rolling machine, wherein bullet heads 8 are filled in the launching tube and are bound into the whole launching tube by transparent adhesive tapes, the launching tube is adhered to each other (without empty combination) according to 5 multiplied by 5 to form a cube whole, and of course, the launching tube can be combined into a cylindrical combined firework according to 6 multiplied by 6, 8 multiplied by 8 or 6 multiplied by 8 equal-length squares. The base comprises an upper base plate 1, a middle plate 3 and a lower base plate 7 which are laminated and bonded from top to bottom and are made of paperboards (purchased) with the thickness of 1-3 mm, wherein the thickness of the middle plate is larger than that of the upper base plate, the upper base plate is provided with flow guide holes 2 with the number and the distribution positions corresponding to the number and the distribution positions of the emission tubes at intervals by a die pressing and punching method, the middle plate is provided with air flow channels with the number and the distribution positions corresponding to the flow guide holes at intervals by the same method, the air flow channels comprise at least two flow guide ports 4 correspondingly communicated with the flow guide holes and a direct flow channel 5 for communicating and connecting the flow guide ports, a flow guide port is arranged below each flow guide hole, the air flow channels positioned on diagonal lines or the air flow channels positioned in the middle are connected, an ignition head is arranged on the diagonal lines, the ignition head is preferably arranged in the, The electronic igniter or other ignition devices, a colloid ring layer 10 is arranged between the lower end of the outer side surface of the whole emission cylinder and the upper substrate. The air flow channel positioned in the middle comprises four drainage ports and a direct flow channel communicated with the drainage ports, the air flow channel positioned in the middle of the outer layer comprises three drainage ports and a direct flow channel communicated with the drainage ports, the air flow channel positioned in one diagonal position comprises two drainage ports and a direct flow channel communicated with the drainage ports, the air flow channel positioned in the other diagonal position comprises four drainage ports and a direct flow channel communicated with the drainage ports, the cross-sectional area of the drainage ports on the horizontal plane is larger than that of the direct flow channel, so that hot air in the direct flow channel can quickly enter the emission barrel to ignite the lead wire, meanwhile, the hot air flow generated after the explosive in the bullet head is burnt can enter the adjacent launching tube through the straight flow channel to ignite the explosive in the launching tube, and the ignition powder (ignition lead) is arranged below the inside of the bullet head in the launching tube and is sealed by sealing paper 9.