Cold firework eruption equipment capable of erupting continuously and instantly

Abstract

The utility model relates to the technical field of cold firework eruption equipment, in particular to continuous and instant eruption cold firework eruption equipment which comprises a feeding structure, a conveying and heating structure, a firework eruption structure and a continuous and instant air injection structure. A discharging port of the conveying and heating structure communicates with the middle position of the decoration spraying structure, the continuous instant air spraying structure is connected with one end of the decoration spraying structure, and the feeding structure is used for providing metal powder for the conveying and heating structure. The conveying and heating structure is used for conveying, heating and igniting metal powder and conveying the metal powder to the middle position of the spraying decoration structure, and the continuous instant air spraying structure instantly sprays out the ignited metal powder located in the spraying decoration structure. According to the embodiment of the invention, through the arrangement of the continuous instantaneous air injection structure, the metal powder can be instantaneously and repeatedly injected, the time interval is low, a better audio-visual feeling is given to people, and the stage atmosphere can be better foiled.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of cold fireworks shooting equipment, and particularly relates to a cold fireworks shooting equipment capable of continuous instantaneous shooting. BACKGROUND

[0002] In order to activate the stage atmosphere and decorate the stage background, people often use cold fireworks to improve the stage effect.

[0003] However, the existing "instantaneous" cold fireworks shooting equipment needs to consume a lot of time in the feeding process, so that the shooting effect of the "instantaneous" cold fireworks cannot be achieved until 1 second after a trigger signal is sent, and most importantly, the machine needs to be pressurized, the pressurization time is long, and the next "instantaneous" shooting needs to wait for more than 20 seconds, which cannot meet the real continuous instantaneous shooting demand of the cold fireworks.

[0004] Therefore, the prior art has defects and needs to be improved. CONTENT OF THE UTILITY MODEL

[0005] The present application provides a cold fireworks shooting equipment capable of continuous instantaneous shooting, so as to solve the problem that the existing cold fireworks shooting equipment cannot meet the continuous instantaneous shooting demand.

[0006] In a first aspect, the present application provides a cold fireworks shooting equipment capable of continuous instantaneous shooting, which comprises a feeding structure, a conveying and heating structure, a fireworks shooting structure and a continuous instantaneous air jet structure, the feeding structure is arranged above the conveying and heating structure, the discharging port of the conveying and heating structure is communicated with the middle position of the fireworks shooting structure, and the continuous instantaneous air jet structure is connected with one end of the fireworks shooting structure; the feeding structure is used for providing metal powder to the conveying and heating structure; the conveying and heating structure is used for conveying, heating, igniting and conveying the metal powder to the middle position of the fireworks shooting structure; and the continuous instantaneous air jet structure blows out the ignited metal powder in the fireworks shooting structure.

[0007] Optionally, the continuous instantaneous air jet structure comprises an air pump and at least two air jet structures, and the air pump is communicated with the air jet structures.

[0008] Optionally, the feeding structure and the conveying and heating structure are respectively provided with at least two, and each feeding structure is connected with a conveying and heating structure below.

[0009] Optionally, the air jet structure is provided with three.

[0010] Optionally, the continuous instantaneous air jet structure further comprises an air inlet seat, a one-way valve and a first three-way seat, the air inlet seat is respectively communicated with the air pump and the one-way valve, and the first three-way seat is respectively communicated with the one-way valve and the three air jet structures.

[0011] Optionally, the jet structure comprises a pressure tank and a solenoid valve, the continuous instantaneous jet structure further comprises a second three-way seat, the gas outlet of the pressure tank is connected with the second three-way seat, the second three-way seat is connected with the gas inlet of the solenoid valve, and the gas outlet of the solenoid valve is connected with the jet structure.

[0012] Optionally, the jet structure is in a cylindrical structure, and a blower pump or a fan is further connected with the jet structure, so as to supply oxygen for combustion of the metal powder falling into the jet structure and being ignited.

[0013] Optionally, the feeding structure comprises a storage hopper, a switch plate and a transition hopper, the switch plate is arranged at the lower end of the storage hopper and connected with the outlet of the storage hopper, the transition hopper is arranged below the storage hopper, the inlet of the transition hopper corresponds to the outlet of the storage hopper, and the outlet of the transition hopper is connected with the conveying and heating structure.

[0014] Optionally, the conveying and heating structure comprises a feeding motor, a driving gear, a driven gear, a feeding pipe and a feeding screw, the output end of the feeding motor is fixedly connected with the driving gear, one end of the feeding screw is fixedly connected with the driven gear, the other end is located in the feeding pipe, the driving gear is engaged with the driven gear, a feeding port is arranged on the side of one end of the feeding pipe, the feeding port corresponds to the discharging end of the feeding structure, the other end is flush with the feeding screw and connected with the middle position of the jet structure.

[0015] Optionally, the conveying and heating structure further comprises a heating coil, the heating coil is sleeved on the feeding pipe, and the metal powder in the feeding pipe is heated and ignited.

[0016] Compared with the prior art, the above technical scheme provided by the embodiment of the present application has the following advantages:

[0017] The continuous instantaneous jet structure is arranged, the metal powder is jetted out for multiple times instantaneously, the time interval is low, a person has a better audio-visual feeling without waiting for too much time, and the stage atmosphere is better highlighted. BRIEF DESCRIPTION OF DRAWINGS

[0018] The drawings incorporated into the specification and constituting a part of the specification show embodiments consistent with the present application and, together with the specification, serve to explain the principle of the present application.

[0019] In order to more clearly illustrate the technical scheme in the embodiments of the present application or the prior art, the drawings needed to be used in the embodiment or the prior art description will be briefly introduced as follows, and obviously, other drawings can be obtained by those skilled in the art without creative labor.

[0020] One or more embodiments are illustrated by way of example in the figures that form a part of this disclosure and which do not limit the present embodiments in which like reference numerals refer to similar components throughout and in which:

[0021] Figure 1 is a perspective view of the present application.

[0022] Figure 2 is a plan view of the present application.

[0023] Figure 3 is a sectional view of the present application.

[0024] Figure 4 is a perspective view of the continuous instant jet structure of the present application.

[0025] BRIEF DESCRIPTION OF THE DRAWINGS

[0026] 1, feed structure; 2, conveying heating structure; 3, spray structure; 4, continuous instant jet structure; 5, holding hopper; 6, switch plate; 7, transition hopper; 8, opening; 9, feeding motor; 10, driving gear; 11, driven gear; 12, feeding pipe; 13, feeding screw; 14, heating coil; 15, feeding port; 16, heat insulation shell; 17, air charging pump; 18, jet structure; 19, air inlet seat; 20, check valve; 21, first piece of three-way seat; 22, pressure tank; 23, electromagnetic valve; 24, bearing; 25, air blowing pump; 26, electromagnet structure; 27, pressure sensor. DETAILED DESCRIPTION

[0027] In order to make the objects, technical solutions, and advantages of the embodiments of the present application clearer, the following will be combined with the accompanying drawings for the embodiments of the present application to make a clear and complete description of the technical solutions in the embodiments of the present application. Obviously, the described embodiments are a part rather than all of the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by a person of ordinary skill in the art without creative work fall within the protection scope of the present application.

[0028] The following disclosure provides many different embodiments, or examples, for implementing different structures of the present application. For the purpose of simplification, the components and settings of specific examples are described in the following. Of course, they are only examples, and the purpose is not to limit the present application. In addition, the present application can repeatedly refer to numbers and / or letters in different examples. Such repetition is for the purpose of simplification and clarity, and it does not indicate the relationship between the various embodiments and / or settings discussed.

[0029] For the convenience of description, spatial relative terms can be used in the specification to describe the relative position relationship or movement condition of one element or feature relative to another element or feature as shown in the drawings, such as "inner", "outer", "inboard", "outboard", "under", "below", "on", "above", "front", "back", etc. Such spatial relative terms are intended to include different orientations of the device in use or operation in addition to the orientation depicted in the drawings. For example, if the device in the drawings is turned over or the posture is changed or the movement state is changed, the directional indications will also change accordingly, for example: the element described as "under" or "below" another element or feature will be oriented as "above" or "above" another element or feature. Therefore, the example term "below" can include both the upper and lower positions. The device can be additionally oriented (rotated by 90 degrees or in other directions) and the spatial relative relationship descriptors used in the specification are interpreted accordingly.

[0030] Referring to Figures 1-4 The embodiment of the present application provides a cold fireworks spraying device with continuous instantaneous spraying, which comprises a feeding structure 1, a conveying and heating structure 2, a fireworks spraying structure 3 and a continuous instantaneous air jet structure 4. The feeding structure 1 is arranged above the conveying and heating structure 2. The discharge port of the conveying and heating structure 2 is communicated with the middle position of the fireworks spraying structure 3. The continuous instantaneous air jet structure 4 is connected with one end of the fireworks spraying structure 3. The feeding structure 1 is used for providing metal powder to the conveying and heating structure 2. The conveying and heating structure 2 is used for conveying, heating, igniting and conveying the metal powder to the middle position of the fireworks spraying structure 3. The continuous instantaneous air jet structure 4 sprays the ignited metal powder in the fireworks spraying structure 3. By arranging the continuous instantaneous air jet structure 4, the metal powder is sprayed multiple times instantaneously, the time interval is low, and people have better audio-visual experience without waiting for too much time, which is beneficial to better setting the stage atmosphere.

[0031] Preferably, the fireworks spraying structure 3 is in a cylindrical structure, the continuous instantaneous air jet structure 4 is communicated with one end of the fireworks spraying structure 3, and the other end is a free end, that is, a cold fireworks emission end, which has the advantages of simple structure and convenient maintenance. The fireworks spraying structure 3 is further connected with a blast pump 25, which is used for supplying oxygen to the ignited metal powder falling into the fireworks spraying structure 3 to assist combustion, or the combustion can also be achieved by connecting a fan.

[0032] Referring to Figures 2-3, the feeding structure 1 and the conveying heating structure 2 are respectively provided with at least two, two in the application, each feeding structure 1 is connected with a conveying heating structure 2 below, two conveying heating structures 2 are respectively arranged at the two ends of the flower spraying structure 3 and respectively communicate with the middle position of the flower spraying structure 3, by arranging two feeding structures 1 and conveying heating structures 2, the efficiency of metal powder transmission to the flower spraying structure 3 is greatly increased, which is beneficial to reduce the time interval of cold fireworks shooting, so as to further realize instant multiple shooting.

[0033] Please refer to Figure 3 , the feeding structure 1 of the application includes a hopper 5, a switch plate 6 and a transition hopper 7, the switch plate 6 is arranged at the lower end of the hopper 5 and connected with the outlet of the hopper 5, the transition hopper 7 is arranged below the hopper 5, the inlet of the transition hopper 7 corresponds to the outlet of the hopper 5, and the outlet of the transition hopper 7 is connected with the conveying heating structure 2. The hopper 5 is used for containing metal powder, which is in the shape of a bucket, and is also convenient for the leakage of metal powder. The switch plate 6 is used for plugging the outlet of the hopper 5, which can be specifically removed from the outlet of the hopper 5 by the electromagnetic structure 26 when working, and closed, so as to realize the storage and discharge of the hopper 5. The setting of the transition hopper 7 makes up for the deficiency that the metal powder in the hopper 5 is easily oxidized at high temperature, which leads to poor effect, and avoids the possibility that the metal powder is directly dropped to the conveying heating structure 2 and causes the oxidation of the metal powder. An opening 8 is formed in the transition hopper 7, which is also convenient for the operation of the switch plate 6 through the opening 8.

[0034] Please continue to refer to Figure 3 , the conveying heating structure 2 of the application includes a feeding motor 9, a driving gear 10, a driven gear 11, a feeding pipe 12, a feeding screw 13 and a heating coil 14, the output end of the feeding motor 9 is fixedly connected with the driving gear 10, one end of the feeding screw 13 is fixedly connected with the driven gear 11, and the other end is located in the feeding pipe 12, the driving gear 10 is engaged with the driven gear 11, a feeding port 15 is formed in the side surface of one end of the feeding pipe 12, the feeding port 15 corresponds to the discharge end of the feeding structure 1, the other end is flush with the feeding screw 13 and communicates with the middle position of the flower spraying structure 3, and the heating coil 14 is sleeved on the feeding pipe 12. When the conveying heating structure 2 works, the feeding motor 9 drives the driving gear 10 to rotate, the driving gear 10 drives the driven gear 11 engaged therewith to rotate, and the driven gear 11 drives the feeding screw 13 to rotate. The metal powder is continuously transported from the feeding port 15 to the flower spraying structure 3 through the threads of the rotating feeding screw 13, and the heating coil 14 is used for heating and igniting the metal powder in the feeding pipe 12. The whole is a mechanical transmission structure, which has the advantages of stable transmission effect. The bearing 24 is sleeved on the outside of the feeding screw 13, the inner ring of the bearing 24 is sleeved on the feeding screw 13, and the outer ring is fixed. The setting of the bearing 24 realizes that the feeding screw 13 does not displace when rotating.

[0035] Please continue to see Figure 3 The conveying heating structure 2 of the present application further comprises a heat insulation shell 16, which is sleeved outside the heating coil 14. The heat insulation shell 16 is beneficial to avoid the situation that other structures of the product are heated and damaged, and also reduces heat loss, so that the heating coil 14 can be quickly heated to the temperature at which the metal powder is ignited.

[0036] Please see Figures 3-4 The continuous instantaneous jet structure 4 of the present application comprises at least two jet structures 18 and an air charging pump 17, the air charging pump 17 is communicated with the jet structures 18, the jet structures 18 are communicated with the fireworks structure 3, the air charging pump 17 charges the jet structures 18, the jet structures 18 spray air at one end of the fireworks structure 3, so that the metal powder located in the middle section of the fireworks structure 3 is sprayed out, thereby realizing the spraying of the cold fireworks. In the present application, the jet structures 18 are provided with three, but are not limited thereto, and can be provided with four, five or more, which can be set according to the demand for the frequency of continuous instantaneous spraying.

[0037] Please continue to see Figure 4 The continuous instantaneous jet structure 4 of the present application further comprises an air inlet seat 19, a one-way valve 20 and a first three-way seat 21, the air inlet seat 19 is respectively communicated with the air charging pump 17 and the one-way valve 20, the air inlet seat 19 is provided with a pressure sensor 27 for controlling the air pressure in the jet structure 18. The first three-way seat 21 is respectively communicated with the one-way valve 20 and the three jet structures 18. The one-way valve 20 avoids the backflow of the gas in the jet structure 18 to the air charging pump 17, thereby reducing the possibility of damaging the air charging pump 17. Further, the jet structure 18 comprises a pressure tank 22 and an electromagnetic valve 23, the continuous instantaneous jet structure 4 further comprises a second three-way seat (not shown in the figure), the air outlet of the pressure tank 22 is communicated with the second three-way seat, the second three-way seat is communicated with the air inlet of the electromagnetic valve 23, and the air outlet of the electromagnetic valve 23 is communicated with the fireworks structure 3. The electromagnetic valve 23 is provided for controlling the on-off state of the pressure tank 22, when air blowing is needed, the electromagnetic valve 23 is opened, and the pressure gas in the pressure tank 22 sprays the ignited metal powder in the fireworks structure 3 out instantaneously, thereby realizing the instantaneous spraying of the cold fireworks. The air charging efficiency of the air charging pump 17 to the pressure tank 22 can be accelerated to realize the continuous spraying of the fireworks structure 3 for multiple times; the number of the jet structures 18 can be increased to realize more spraying times, at the same time, the pressure sensor 27 only needs to be provided with one, which is beneficial to reduce the complexity of the structure setting and the manufacturing cost.

[0038] It is to be understood that the terminology used herein is for the purpose of describing particular example embodiments only and is not intended to be limiting. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. The terms "comprises", "comprising", "includes", "including" and "has" are inclusive and therefore specify the presence of stated features, steps, operations, elements, and / or components, but do not preclude the presence or addition of one or more other features, steps, operations, elements, components, and / or groups thereof. The method steps, processes, and operations described herein are not to be construed as necessarily requiring their performance in the particular order

[0039] Although the terms first, second, third, etc. can be used herein to describe various elements, components, regions, layers and / or sections, these elements, components, regions, layers and / or sections should not be limited by these terms. These terms can be only used to distinguish one element, component, region, layer or section from another region, layer or section. Terms such as "first", "second", and other numerical terms when used herein do not imply a sequence or order unless clearly indicated by the context. Thus, a first element, component, region, layer or section discussed below could be termed a second element, component, region, layer or section without departing from the teachings of the example embodiments.

[0040] The above descriptions are only specific embodiments of the present application to enable those skilled in the art to understand or implement the present application. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein can be implemented in other embodiments without departing from the spirit or scope of the present application. Therefore, the present application will not be limited to these embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features sought to be applied herewith.

Claims

1. A cold-flame firework launching apparatus for continuous instant bursts, characterized by: The device comprises a feeding structure, a conveying and heating structure, a spraying structure and a continuous instantaneous jet structure, the feeding structure is arranged above the conveying and heating structure, the outlet of the conveying and heating structure is communicated with the middle position of the spraying structure, the continuous instantaneous jet structure is connected with one end of the spraying structure, the feeding structure is used for providing metal powder to the conveying and heating structure, the conveying and heating structure is used for conveying, heating, igniting and conveying the metal powder to the middle position of the spraying structure, and the continuous instantaneous jet structure sprays the ignited metal powder in the spraying structure.

2. A continuous instant burst cold-flame firework launching apparatus according to claim 1, characterised in that: The continuous instantaneous jet structure comprises an air pump and at least two jet structures, and the air pump is communicated with the jet structures.

3. The continuous instant display cold-flame firework display apparatus of claim 1, wherein: The feeding structure and the conveying and heating structure are respectively provided with at least two, and each feeding structure is connected with a conveying and heating structure below.

4. The continuous instant display cold-flame firework display apparatus of claim 2, wherein: The jet structure is provided with three.

5. A continuous instant display cold-flame firework display apparatus according to claim 4, wherein: The continuous instantaneous jet structure further comprises an air inlet seat, a one-way valve and a first three-way seat, the air inlet seat is respectively communicated with the air pump and the one-way valve, and the first three-way seat is respectively communicated with the one-way valve and the three jet structures.

6. A continuous instant burst cold-flame firework launching apparatus according to claim 5, characterised in that: The jet structure comprises a pressure tank and an electromagnetic valve, the continuous instantaneous jet structure further comprises a second three-way seat, the outlet of the pressure tank is communicated with the second three-way seat, the second three-way seat is communicated with the air inlet of the electromagnetic valve, and the air outlet of the electromagnetic valve is communicated with the spraying structure.

7. The continuous instant display cold-flame firework display apparatus of claim 1, wherein: The spraying structure is in a cylindrical structure, and the spraying structure is further connected with a blowing pump or a fan, which is used for providing oxygen for combustion to the ignited metal powder falling into the spraying structure.

8. The continuous instant display cold-flame firework display apparatus of claim 1, wherein: The feeding structure comprises a storage hopper, an on-off plate and a transition hopper, the on-off plate is arranged at the lower end of the storage hopper and connected with the outlet of the storage hopper, the transition hopper is arranged below the storage hopper, the inlet of the transition hopper corresponds to the outlet of the storage hopper, and the outlet of the transition hopper is connected with the conveying and heating structure.

9. The continuous instant display cold-flame pyrotechnic display device of claim 1, wherein: The conveying and heating structure comprises a feeding motor, a driving gear, a driven gear, a feeding pipe and a feeding screw, the output end of the feeding motor is fixedly connected with the driving gear, one end of the feeding screw is fixedly connected with the driven gear, the other end is located in the feeding pipe, the driving gear is engaged with the driven gear, the feeding pipe is provided with a feeding port on the side of one end, the feeding port corresponds to the outlet of the feeding structure, the other end is flush with the feeding screw and communicated with the middle position of the spraying structure.

10. A continuous instant display cold-flame firework display apparatus according to claim 9, characterised in that: The conveying and heating structure further comprises a heating coil, the heating coil is sleeved on the feeding pipe and used for heating and igniting the metal powder in the feeding pipe.

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