23results about "Firework simulations" patented technology

The utility model discloses an igniter with a cold light firework ejection effect, an igniter body comprises a combustion chamber, a mixing chamber, a fuel assembly and an ignition device, fuel in the fuel assembly is ejected into the mixing chamber to be mixed with air to form mixed airflow, and the mixed airflow is ignited by the ignition device; the device further comprises a powder storage device for storing combustible powder, the powder storage device is arranged close to the area where the mixed airflow passes through, and a discharging port of the powder storage device communicates with the mixing chamber and / or the combustion chamber so that the combustible powder and the mixed airflow can be mixed and combusted. When fuel of the igniter body is sprayed out at a high speed, surrounding air and powder are sucked in through suction force of airflow, the combustible powder is fully mixed with the air and fuel gas and is combusted and sprayed out, the combination of the star effect of combustion of the combustible powder and flames of the igniter can be presented, and the firework effect presented by cold light fireworks can be completely simulated. Effective function fusion of the cold light firework effect and the portable igniter is ingeniously achieved.

The utility model discloses a rotary double-spraying decoration spraying machine, which aims to be capable of rotating during decoration spraying, not spraying decoration at a fixed position, and better in ornamental value, is provided with a double-spraying decoration system, can improve the decoration spraying amount, and comprises a base, a box body and a rotary driving unit, the box body is rotationally connected with the base, and the rotary driving unit drives the box body to rotate; two spraying decoration units are arranged in the box body, each spraying decoration unit comprises a spraying decoration pipe, a feeding pipe, a charging module, a feeding module, a heating module and an air blower, the upper end of the spraying decoration pipe is connected with the top of the box body and connected with the outside, the lower end of the spraying decoration pipe is connected with the air blower, the feeding pipe is communicated with the spraying decoration pipe, and the charging module conveys materials into the feeding pipe; the heating module heats the feeding pipe, the feeding module conveys materials in the feeding pipe into the spraying decoration pipe, and the air blower sprays out the materials in the spraying decoration pipe.

The invention relates to the technical field of saluting gun trucks, and provides a saluting gun loading and replacing structure on a saluting gun truck, comprising a frame, a support frame hinged to the inner side of the frame, a hydraulic rod hinged to the outer side of the frame, an output end of the hydraulic rod hinged to the support frame, and a main gun barrel fixedly connected to one end of the top of the support frame, a mounting, replacing and igniting integrated mechanism is arranged at the other end of the top of the supporting frame and comprises a mounting plate fixedly connected to the top of the supporting frame, a rotating shaft is rotationally connected to the top end of the mounting plate, a rotating frame is fixedly connected to the rotating shaft, and a plurality of auxiliary cannon assemblies are arranged on the outer edge of the rotating frame; the outer side of the machine box is fixedly connected with a cambered surface pressing base, a driving piece is arranged on the inner side of the machine box, and an ignition piece is arranged on the supporting frame. Through combination of mechanical automation and electrical control, the problems of efficiency, safety and synchronism of an existing saluting gun vehicle are effectively solved.

The utility model discloses a heating system of a cold flame spraying machine, which comprises a conveying pipe used for conveying cold flame materials, a plurality of independent heating modules are sleeved on the outer surface of the conveying pipe, each heating module comprises a ceramic sleeve, a heating coil wound on the ceramic sleeve and a wiring terminal connected on the heating coil, and the ceramic sleeve is sleeved on the wiring terminal. And a ceramic space ring is arranged between the ceramic sleeves of the adjacent heating modules. Annular partition plates extending outwards in the radial direction are arranged at the left end and the right end of the ceramic sleeve, fixing columns are arranged on the outer side faces of the annular partition plates, and fixing holes capable of being matched with the corresponding fixing columns in an inserted mode are formed in the left side face and the right side face of the ceramic space ring. The device has the advantages of being more efficient, economical, reliable and higher in adaptability.

The present application relates to a kind of cold fireworks machine, it includes: frame and setting in frame blanking mechanism, heating device, feeding mechanism, injection mechanism, driving mechanism and control component;Heating device includes ceramic tube, heating wire and power plug, ceramic tube is sleeved in the outer periphery of feeding mechanism, ceramic tube includes outer peripheral wall, inner peripheral wall and the tube wall thickness part between outer peripheral wall and inner peripheral wall, multiple axial through heating holes are arranged in tube wall thickness part, multiple heating holes are evenly spaced along the circumferential direction of ceramic tube, heating wire is sequentially arranged in multiple heating holes, to be arranged at the periphery of inner peripheral wall.The present application is arranged by multiple axial through heating holes in ceramic tube, and heating wire is sequentially arranged in multiple heating holes, to form the effect that heating wire is evenly arranged in the periphery of inner peripheral wall in large area, not only can improve heating efficiency, and cost can be greatly reduced relative to the mode of heating coil.

The invention discloses an environment-friendly mechanical sound effect firecracker simulation device, and relates to the technical field of firecracker simulation devices.The environment-friendly mechanical sound effect firecracker simulation device comprises two supporting columns, a rolling assembly is arranged between the two supporting columns, and a driving assembly is arranged in one supporting column; the two side baffles are symmetrically installed outside the supporting column, and the opposite sides of the two side baffles are provided with feeding assemblies used for pushing rectangular balloons; wherein the feeding assembly comprises a second magnetic attraction block, the second magnetic attraction block is connected with the side baffle through a sliding assembly, a U-shaped linkage plate is arranged outside the second magnetic attraction block, and a plurality of rotating balls are symmetrically connected to the U-shaped linkage plate in a sliding mode. According to the invention, a sound production mode of mechanically rolling the inflatable balloon is adopted. A precisely-designed rubber wheel set rolling system is matched with precise control of a servo motor, and the cracking sound effect similar to that of a traditional firecracker is achieved. Potential safety hazards such as open fire and explosion are fundamentally eliminated, and meanwhile harmful gas and solid waste pollution generated by gunpowder combustion are avoided.

The present application relates to electronic firecracker technical field, specifically refers to a kind of high simulation firecracker;Including box, lifting device, firecracker assembly, simulation device and electric control device are arranged in the box, the upper end surface of box is equipped with cover, the lower end of lifting device is fixedly connected with box, the upper end of lifting device is fixedly connected with cover;The upper end of firecracker assembly is fixedly connected with cover, and the lower end of firecracker assembly is equipped with trigger switch;It further includes a firecracker device, and the electric control device is connected with lifting device, firecracker assembly, simulation device and trigger switch respectively by circuit, and the firecracker device cooperates with trigger switch to start firecracker assembly and simulation device work;The present application has reasonable structure, and firecracker device triggers proximity switch to open electric control device, produces flash, explosion sound, smoke and paper, and second elevator drives storage bag and simulation assembly to rise, so that firecracker assembly shortens until the bottom of cover, can effectively simulate the scene effect when real firecracker is set off, improve the entertainment and authenticity of simulation firecracker.

The utility model discloses a cold firework spraying machine capable of spraying continuously. Comprising a feeding pipeline, a feeding device for adding a cold flame material into the feeding pipeline, a pushing device for pushing the cold flame material in the feeding pipeline forwards, a heating system for heating and igniting the cold flame material in the feeding pipeline, and an eruption device for erupting the heated and ignited cold flame material out, the tail end of the spray pipe is connected with a fan and an air supply device, a cold flame connector used for being connected with a feeding pipeline is arranged on the side wall of the spray pipe, the feeding pipeline is connected to the cold flame connector, a decoration spraying opening is formed in the head end of the spray pipe, and the air supply device comprises at least two compressed air supply systems capable of supplying compressed air in turn. And the same gas distribution valve is connected between the output end of each compressed gas supply system and the tail end of the spray pipe. The device has the advantages of continuous and stable gas supply and continuous injection.

The utility model provides a wall-mounted double-roller balloon extruding and exploding machine and a roller used for the same. The balloon extruding and exploding machine comprises a mounting frame, a plurality of rollers and a driving device, the driving tooth roller and the driven tooth roller are arranged on the mounting frame side by side, the driving tooth roller can rotate around the axial direction relative to the mounting frame, and gear teeth which are meshed with each other are arranged between the peripheral surfaces of the driving tooth roller and the driven tooth roller, so that the driving tooth roller drives the driven tooth roller to synchronously rotate; and the suction cup mechanism is connected to the mounting frame and comprises a suction cup adsorbed on a plane. The balloon extrusion explosion machine provided by the utility model is convenient to use and good in extrusion effect.

The utility model discloses a cold firework spraying machine capable of rotating by 360 degrees, which comprises a box body, a feeding pipeline is fixedly connected in the box body, the tail end of the feeding pipeline is connected with an air blowing device, the side wall of the feeding pipeline is connected with a feeding device, the box body is further rotatably connected with a rotating sleeve, and the rotating sleeve is connected with the air blowing device. The head end of the feeding pipeline is inserted into one end of the rotating sleeve, the feeding pipeline and the rotating sleeve can rotate relatively, a spraying pipe is arranged at the other end of the rotating sleeve, one end of the spraying pipe is inserted into the rotating sleeve, a spraying opening is formed in the other end of the spraying pipe, and a driving device used for driving the rotating sleeve to rotate is arranged between the rotating sleeve and the box body. The cold firework spraying device has the advantages that 360-degree rotary spraying of cold fireworks can be achieved, and the spraying effect is more gorgeous.

The utility model discloses a combustible powder cold light firework effect generating device which comprises a powder storage device and further comprises a heating body, a heating cavity of the heating body is provided with a powder channel, and the powder channel is provided with a wind power assembly for supplying air into the powder channel. The powder channel is provided with a high-temperature friction heat generating mechanism for enabling the combustible powder to collide with the inner wall of the powder channel; the combustible powder in the powder storage device passes through the powder channel based on wind power to be heated and ignited. When combustible powder flows in a powder channel provided with a high-temperature friction heat generating mechanism based on wind power, powder particle flow performs reversing motion, so that the friction coefficient and normal pressure between powder particles and the wall of the channel are greatly increased, and local high-temperature friction heat is generated. Therefore, the heating body only needs to provide a relatively low heating temperature, the combustible particles can be reliably ignited to be sprayed out under the cooperation of local high-temperature friction heat, and the cold light firework effect formed by the star body effect of combustible powder combustion is achieved.

The invention relates to the technical field of cold firework eruption equipment, in particular to a discharging mechanism of cold firework instant eruption equipment and eruption equipment. The discharging mechanism comprises a hopper, a feeding mechanism and a discharging mechanism, the feeding end of the feeding pipe is connected with the discharging opening through a metal powder falling channel. The switch device is arranged at the metal powder falling channel; the switch device comprises a driving mechanism, a rotating shaft driven by the driving mechanism, and a cover plate fixedly connected with the rotating shaft; the driving mechanism is used for driving the rotating shaft to rotate so as to drive the cover plate to be switched between the closing position where the cover plate covers the discharging opening and the opening position where the cover plate leaves the discharging opening. The problem that in the prior art, horizontal sliding of the cover plate relative to the discharging port is converted into rotating motion, sliding friction force is used for solving the problem that the cover plate is abraded fast, and the problem that in the prior art, due to the fact that a motion gap exists between the cover plate and the discharging port, metal powder is blocked in the gap, and the gap is prone to being stuck is solved.

The utility model relates to a handheld electronic saluting gun, which comprises a gun barrel (1), a gas storage and injection device (2), a nozzle (3) and an igniter (4), a drainage chamber (11), a mixed explosion chamber (12) and a plurality of stages of detonation chambers (13) are arranged in the gun barrel (1), a gas outlet of the gas storage and injection device (2) is connected with the nozzle (3), a gas nozzle of the nozzle (3) faces the direction of the mixed explosion chamber (12), a drainage tube (5) is arranged between the drainage chamber (11) and the mixed explosion chamber (12), and the mixed explosion chamber (12) is connected with the igniter (4). An ignition head (41) of the igniter (4) is arranged in the mixed explosion chamber (12), partition plates (15) are arranged in the gun barrel (1), and detonation holes (16) with the area larger than that of the first level are formed in the partition plates respectively. The hand-held chirp is suitable for being held by a hand, the chirp is more flexible and convenient, the festive atmosphere of wedding or celebrations can be increased, and the entertainment and interestingness are better. The gas cylinder is used for inflation or directly serves as a gas source, repeated use and continuous buzzing can be achieved, and safety and environment friendliness are achieved.

The utility model discloses a contact ignition combustible powder cold light firework effect generating device which comprises a powder channel provided with an eruption opening, heating pieces are distributed in the powder channel, and the heating pieces are resistance heating pieces. The powder storage device is used for feeding combustible powder into the powder channel; the wind power assembly is used for inputting airflow into the powder channel; the combustible powder carried by the airflow is in contact with the heating piece when passing through the powder channel, is ignited and is sprayed out from the spraying opening. The combustible powder is directly contacted with the heating body to be ignited, so that the heat transfer link is saved, the energy consumption is effectively reduced, and a necessary ignition component in the prior art is omitted; and preheating or a plasma generator, a pressure fuel assembly and the like are not needed, so that the device is relatively simple in structure, and product miniaturization is facilitated.

This utility model belongs to the field of celebratory fireworks technology, specifically relating to a meteor shower charging cage and charging device. The charging cage includes a cage frame, the sides and bottom of which are divided into multiple discharge areas. Several dividing strips are evenly welded to each discharge area, forming a long, narrow discharge slit between adjacent dividing strips. The length of the discharge slit is at least twice its width. The charging cage of this utility model includes a cage frame, with its sides and bottom divided into multiple discharge areas. Several dividing strips are evenly welded to each discharge area, forming a discharge slit between adjacent dividing strips. When heated iron filings rotate, they are thrown out from each discharge area, and the discharge occurs through the narrow discharge slit between two dividing strips. The resulting sparks are sheet-like, creating a stronger visual impact and better aesthetics.

A numerical control electronic ignition circuit belongs to the technical field of electronic circuits. A conventional numerical control electronic ignition circuit needs to occupy four IO ports of a microprocessor, and in some working occasions (such as electronic fireworks and oxygen blasting), one microprocessor needs to control N ignition channels at the same time, so that a microprocessor with not less than 4N IO ports needs to be used. According to the utility model, the capacitor charging circuit, the capacitor discharging circuit and the ignition resistor circuit detection are integrated on one IO-A port, and an ignition control IO-B port is added, so that only two IO ports are needed, N ignition channels are controlled to have 2N IO ports, and the requirement on microprocessor resources can be reduced.

The utility model discloses a fan-shaped bead-spitting firework combined structure assembled with a setting-off supporting component. The structure is characterized in that the structure is formed by combining at least one configuration plate assembly body of a modular structure; the configuration plate assembly body comprises at least two single bead-spitting firework bodies or / and at least two bead-spitting firework combination body units or / and at least two spraying firework effect barrels which are arranged and connected to form a bead-spitting firework configuration integrated setting-off assembly of a fan-shaped combination structure. The setting-off supporting component is connected with the bottom of the bead-spitting firework configuration integrated setting-off assembly, the setting-off supporting component comprises a base supporting plate and a supporting clamp structure connected to the base supporting plate, and the bead-spitting firework configuration integrated setting-off assembly and the setting-off supporting component are connected into a setting-off combination through the supporting clamp structure. The device has the advantages of being simple in structure, convenient to assemble and combine, good in safety performance, capable of overcoming a traditional combined setting-off mode of bead spitting fireworks, capable of achieving modularization, integration and low-cost optimization and the like.

The utility model provides a balloon type firework cylinder which comprises an outer cylinder body, an inner cavity is formed in the outer cylinder body, and a base is arranged at the bottom of the outer cylinder body. The inner cylinder body is arranged in the inner cavity of the outer cylinder body, the inner cylinder body is provided with an inner cavity with an opening in the top, and the inner cylinder body comprises a bottom plate and a plurality of side plates movably connected with the bottom plate; the balloon is arranged in an inner cavity of the inner barrel body, and the balloon is connected with the outer barrel body through a traction rope; the ejection mechanism is arranged in an inner cavity of the outer barrel body, is located below the inner barrel body and comprises a driving device and a triggering device, when the triggering device triggers the driving device, the balloon is ejected out of the outer barrel body, the balloon is ejected and lifted off from the firework barrel, and the celebration atmosphere is created; compared with a traditional firework cylinder, the firework cylinder is more stereoscopic and visual tension.

The application discloses a kind of multi-terminal intelligent linkage's celebration welcoming electronic saluting system, belong to electronic saluting technical field.The system includes electronic saluting body, LED television, intelligent control terminal and voice broadcast module, each component part is linked by Wi-Fi or Bluetooth wireless, and APP end and applet end of intelligent control terminal realize data real-time synchronization, can complete celebration information editing transmission, saluting package control, dynamic information display, voice linkage broadcast and social lead flow etc.Function;System operation process is divided into three stages of early preparation, real-time operation, social communication, realizes the integration operation of celebration information visualization, welcoming intelligentization, saluting control automation.The application degree of integration is high, convenient to operate, improves the interactivity of celebration scene and online propagation effect, simplifies celebration preparation process, can be widely applied to wedding, opening, birthday and other various celebration welcoming scene.

The utility model belongs to the field of firecrackers, and particularly relates to a colored smoke firecracker which comprises a firecracker single body, and the firecracker single body comprises a shell, smoke powder, a burst bead and a lead. The shell is provided with an inner cavity and an opening, the smoke powder and the burst bead are filled in the inner cavity, and the lead is led into the inner cavity from the opening. Compared with a conventional firecracker, the firecracker with the colored smoke is higher in safety and less in pungent smell, integrates smoke, sound and meteor effects, is more interesting and entertaining compared with a traditional firecracker with a single function, and meets diversified requirements.

The utility model discloses a portable firework device capable of being launched by pressing, which belongs to the technical field of pneumatic fireworks and comprises a round gas tank body, a plurality of gas bins are arranged in the gas tank body, the top surfaces of the gas bins are provided with gas outlet holes, and the plurality of gas outlet holes are distributed in an annular array along the axis of the gas tank body; high-pressure gas in the gas bin enters the transition bin and the gas outlet pipe from the gas outlet hole, the pressing excitation mechanism is triggered to release the high-pressure gas into the color paper tube body from the gas outlet pipe, so that color paper in the color paper tube body is released under the action of high pressure, and the pressing excitation mechanism is reset after the color paper tube body is detached. The air tank cover is rotated to enable the air inlet hole to be aligned with the air outlet holes of different air bins, the air tank can be continuously used by replacing a new color paper tube body, one air tank body can excite a plurality of color paper tube bodies for multiple times, the air tank body cannot be scrapped together with the color paper tube bodies after being excited and used, and the use cost of the pneumatic fireworks is reduced.

The utility model discloses a spraying system of an upward spraying type cold flame spraying machine, which comprises a spraying pipe arranged along the up-down direction, the upper end of the spraying pipe is provided with a nozzle, the side wall of the spraying pipe is provided with a cold flame input interface, the lower end of the spraying pipe is connected with a bent pipe, the tail end of the bent pipe is connected with a fan, and the fan is connected with a cold flame input interface. And the tail end of the bent pipe is warped upwards, so that the tail part of the fan is lifted by an angle A. The utility model has the advantages that the reliability and the service life of the decoration spraying machine can be improved.