CN105783607A - Air cracker and cracker string - Google Patents

Air cracker and cracker string Download PDF

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Publication number
CN105783607A
CN105783607A CN201610280966.4A CN201610280966A CN105783607A CN 105783607 A CN105783607 A CN 105783607A CN 201610280966 A CN201610280966 A CN 201610280966A CN 105783607 A CN105783607 A CN 105783607A
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China
Prior art keywords
air
piston
end cap
spaced walls
monitor body
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Granted
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CN201610280966.4A
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Chinese (zh)
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CN105783607B (en
Inventor
王新明
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Guangzhou Junshang Environment Protection Science & Technology Co Ltd
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Guangzhou Junshang Environment Protection Science & Technology Co Ltd
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Priority to CN201610280966.4A priority Critical patent/CN105783607B/en
Publication of CN105783607A publication Critical patent/CN105783607A/en
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Publication of CN105783607B publication Critical patent/CN105783607B/en
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F42—AMMUNITION; BLASTING
    • F42B—EXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION
    • F42B4/00—Fireworks, i.e. pyrotechnic devices for amusement, display, illumination or signal purposes
    • F42B4/18—Simulations, e.g. pine cone, house that is destroyed, warship, volcano

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Fire Alarms (AREA)

Abstract

The invention provides an air cracker. The air cracker comprises a cracker body, an end cap and a piston, wherein the cracker body is of a hollow structure with an opening in one end; the end cap seals the end, with the opening, of the cracker body; the piston is mounted in the cracker body; a partition wall is formed on the outer peripheral wall of the piston or the inner peripheral wall of the cracker body and divides the cavity of the cracker body into two air chambers; the two air chambers communicate with each other by an air passage with air circulating in one way; an air pipe connecting hole is formed in the cracker body or the end cap; quick air holes are formed in the end cap, the piston or a gap between the piston and the cracker body; an explosion opening is formed in the end cap or the cracker body; and the piston moves to seal or unseal the explosion opening. The air cracker can replace a traditional cracker, can be reused and does not pollute the environment.

Description

Air firecracker and firecrackers string
Technical field
The present invention relates to firecrackers, be specifically related to a kind of air firecracker reusable and free from environmental pollution and firecrackers string.
Background technology
Firecrackers history is of long standing and well established, sets off firecracker and becomes the important component part held a ceremony when the Chinese nation celebrates grand celebration, and this ceremony supports the common faith of whole world Chinese and dream, has become as traditional culture of the Chinese nation.
But, it is traditional explosive firecrackers mostly in the market, producing or a large amount of firecrackers are packed together during transport, once the harm that blast produces is very huge, and when setting off not only serious environment pollution, it is also possible to wound people and produce fire simultaneously, owing to tradition firecrackers are expendable consumed product, it is impossible to reuse, leave a large amount of rubbish after setting off, also result in the waste of resource, have a lot of city to prohibit setting off of explosive firecrackers.Although electronic firecracker safety and environmental protection, but limited by power supply, and only have sound, it does not have and dynamic, smog and abnormal smells from the patient, allow people be not felt by that atmosphere set off firecracker.
Summary of the invention
In view of the above, the present invention is necessary to provide a kind of gunpowder replaced in tradition firecrackers, the reusable and air firecracker that do not pollute the environment.
nullA kind of air firecracker，Including monitor body、End cap、Piston，Monitor body is the hollow structure of one end open，End cap is encapsulated in one end of monitor body opening，Piston is arranged in monitor body，Piston outer periphery wall or monitor body internal perisporium are formed with spaced walls monitor body lumen segmentation is become 2 air chambers，The air flue connection of one-way flow it is provided with between 2 air chambers，Monitor body or end cap offer trachea connecting hole，End cap、Piston、Or the gap place design between piston and monitor body has quick air-vent，End cap or monitor body offer blast mouth，The motion of piston is to seal or to open blast mouth,Gas is injected toward a wherein air chamber by trachea connecting hole，And flow into another air chamber by unidirectional air flue，Make 2 air chambers air pressure balance，Then wherein the air pressure slow releasing decline of an air chamber makes formation pressure differential between 2 air chambers，And then piston is slowly moved，Piston quickly discharges the gas in the air chamber that air pressure is relatively low by quick air-vent after moving predeterminable range，Piston is quickly moved，After piston quickly moves predeterminable range，Connect with blast mouth in the air chamber that air pressure is higher，Thus the gas indoor gas obtaining high pressure produces explosive sound by blast mouth abrupt release.
nullA kind of air firecracker，Including monitor body、Piston、End cap，Monitor body is the housing structure of a hollow，Its one end is closed，Other end opening，Opening is provided with end cap，The perisporium of monitor body offers blast mouth，The perisporium of monitor body inner chamber is convexly equipped with convex，End cap has trachea connecting hole and monitor body inner space，The periphery of one end that end cap is set in monitor body is provided with end cap seal circle，Piston is arranged in monitor body，The diameter of the interlude of piston is suitable with the internal diameter of monitor body，The diameter of piston two ends section is little compared with the diameter of interlude，Its two ends are respectively seen as left end section、Right-hand member section，The outer peripheral face of piston left end section radially offers passage，And piston is offered air guide channel vertically and is connected with passage，The right-hand member end face of the through piston of air guide channel，Equipped with the first sealing ring on the outer peripheral face of piston left end section，Second sealing ring on the outer peripheral face of piston interlude，And the end face of piston right-hand member section is taper and is cased with conical seal ring，On conical seal ring, thorn has air-vent，Play check valve effect，The end cap seal circle of end cap coordinates the first sealing ring in piston left end section that firecrackers are divided into the first air chamber，The first sealing ring on piston、Firecrackers are divided into the second air chamber by the second sealing ring and monitor body，Firecrackers are divided into the 3rd air chamber by conical seal ring and monitor body on piston，Blast mouth and firecrackers inner plenum are kept apart by the second sealing ring and conical seal ring on piston，Compression air in second air chamber is flowed in the 3rd air chamber by passage and air-vent，And reversely can not.
Further, being provided with electromagnetic valve in described monitor body, piston passes through solenoid-driven.
The present invention also provides for the firecrackers string with described air firecracker.
A kind of firecrackers string, including air pump, valve, trachea, pressure switch and relief valve, air pressure is transported to tracheal strips by valve by air pump, trachea is parallel with some described air firecracker, the pore of air firecracker is connected with trachea by pipeline, pressure switch is connected to the trachea connecting hole of trachea and air firecracker, and relief valve is arranged on trachea end.
A kind of firecrackers string, including air pump, valve, trachea, switch and relief valve, air pressure is transported to tracheal strips by valve by air pump, also include the air firecracker described at least two, each air firecracker at least has two each and every one trachea connecting holes, one of them connects with upper chamber, another connects with lower chamber, call air chamber trachea connecting hole and lower chamber trachea connecting hole respectively, trachea is connected to the upper chamber trachea connecting hole of first air firecracker, then the lower chamber trachea connecting hole of first air firecracker and the upper chamber trachea connecting hole of second air firecracker connect, the upper chamber trachea connecting hole of the lower chamber trachea connecting hole of second air firecracker and the 3rd air firecracker connects, below by that analogy.
The method have the advantages that
1. using scope wide, the place that such as colliery, oil gas field etc. are inflammable can use, and being even put in water can also use；
2. can repetitive cycling use, dish firecrackers at least can with 1 year, each just passable with having only to before to fill a certain amount of air；
3. length, sound size and musical note can adjust, and can concatenate between polydisc firecrackers, and pressure and firecrackers capacity alternative sounds vary in size, and firecrackers position difference musical note is different；
4. environmental protection, will not contaminated air, rubbish will not be produced.The energy source of air firecracker is compression air, and the smog of generation is water smoke, and all without contaminated environment, what give out is fragrance, is also harmless to human body；
5. safety, will not accidental explosion, fire will not be caused, people and blow up building will not be wound.Air firecracker has pressure overflow to protect when inflation, can automatically overflow when pressure is charged to permission maximum pressure, and sound the alarm, now stop inflation.It is all safe for exploding under maximum pressure to people and building.Manufacturing and being all low-pressure state in firecrackers when transport, accidental explosion accident will not occurring, firecrackers factory is also without explosive, without accidental explosion accident occurs in the process of production；
6. economic worth, social value and cultureal value it are provided simultaneously with.Selling air firecracker can be worker, business and government creation income, economic worth is apparent, and it is the firecrackers of safety and environmental protection, replace explosive firecrackers after stain will reduce a lot, also it is significant to society, additionally it is possible to continue under premise free from environmental pollution and develop the traditional culture that we set off firecracker；
7. spin-off is numerous, according to the principle of air firecracker, it is possible to design multiple more joyful toy for children and demolition set etc.；
8. attractive appearance, due to air firecracker simple in construction, outward appearance can flexible design, various pattern and word, existing actually used meaning can be painted above, have again decoration significance.
The pollution to air is directly reduced at firecrackers explosion time, and fire will not be caused and wound people, firecrackers housing can repetitive cycling use, after blast, reinflated can also continue to uses, safety and environmental protection more, can also according to the requirement of client, the firecrackers of customized various abnormal smells from the patient, at the outer one layer of red paper of surface cover of firecrackers housing, fullly red effect can also be reached, water of inside adding some points, blast out has water smoke effect, adding luminescent material and also have illumination effect, infinite approach explosive firecrackers in result of use, without dangerous and contaminated environment as tradition firecrackers.
The preferred embodiments of the invention and beneficial effect thereof, will further describe in conjunction with detailed description of the invention.
Accompanying drawing explanation
Accompanying drawing is used to provide a further understanding of the present invention, and constitutes the part of description, is used for explaining the present invention, but should not be construed as limiting the invention together with detailed description below.In the accompanying drawings,
Fig. 1 is the schematic cross-section of air firecracker first embodiment of the present invention；
Fig. 2 is the structural representation that the present invention has the firecrackers string of the air firecracker of multiple parallel connection；
Fig. 3 is the structural representation that the present invention has the firecrackers string of the air firecracker of multiple series connection；
Fig. 4 is the schematic cross-section of air firecracker the second embodiment of the present invention；
Fig. 5 is the schematic cross-section of air firecracker the 3rd embodiment of the present invention；
Fig. 6 is the schematic cross-section of air firecracker the 4th embodiment of the present invention；
Fig. 7 is the schematic cross-section of air firecracker the 5th embodiment of the present invention；
Fig. 8 is the schematic cross-section of air firecracker sixth embodiment of the present invention；
Fig. 9 is the schematic cross-section of air firecracker the 7th embodiment of the present invention；
Figure 10 is the electromagnetic valve schematic cross-section being applied to air firecracker of the present invention；
Figure 11 is another electromagnetic valve schematic cross-section being applied to air firecracker of the present invention；
Figure 12 is the schematic cross-section of air firecracker the 8th embodiment of the present invention；
Figure 13 is the structural representation that the present invention has the firecrackers string of the air firecracker shown in Figure 12 of multiple parallel connection；
Figure 14 is the schematic cross-section of air firecracker the 9th embodiment of the present invention；
Figure 15 is the close-up schematic view of air firecracker the 9th embodiment of the present invention；
Figure 16 is the schematic cross-section of air firecracker the tenth embodiment of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in detail.It should be appreciated that detailed description of the invention described herein is merely to illustrate and explains the present invention, it is not limited to the present invention.
Embodiment 1
A kind of air firecracker as shown in Figure 1, including monitor body 101, end cap 102, piston 103, spring 104.Monitor body 101 is the through housing structure of a hollow and two ends, and monitor body 101 inner chamber forms spaced walls 108, and monitor body 101 is separated into the first inner chamber section and the second inner chamber section.Spaced walls 108 be centrally formed axle center hole, axle center hole connects the first inner chamber section and the second inner chamber section, axle center hole is " convex " font, for two sections of connections that aperture is different, axle center hole includes the second hole section that the first hole section is big compared with the first hole section with aperture, (in diagram, first hole section is positioned at the left side of the second hole section, accordingly, the left end of diagram monitor body can be considered the first end of monitor body, the right-hand member of monitor body can be considered the second end of monitor body, for the ease of intuitivism apprehension, subsequent descriptions combines with a left side for diagram, right bit is stated) spaced walls 108 can stop piston 103 always toward left movement, end cap 102 can also be stoped to turn right motion always.The perisporium of monitor body 101 has quick air-vent the 107, first air inlet 110 and the second air inlet 111.Quick air-vent 107 position that to be opened on perisporium corresponding with spaced walls 108, connects with the axle center hole of spaced walls 108；First air inlet 110 is also opened in position corresponding with spaced walls 108 on perisporium, the first L-shaped hole of air inlet 110, extends for bending vertical after the radial aperture predeterminable range on perisporium and connects with described first inner chamber section.Second air inlet 111 position that to be opened on perisporium corresponding with the second inner chamber section, connects with the second inner chamber section.Monitor body 101 right-hand member has blast mouth 112.End cap 102 is arranged on the first inner chamber section of monitor body 101, and forms a upper chamber 118 (also can be left air chamber) between spaced walls 108, and end cap 102 is set in the left end of piston 103 regularly by the mode of screw thread.The end face center of end cap 102 has trachea connecting hole 105, is connected for outside trachea, equipped with sealing ring 113 on the perisporium of end cap 102, is sealed up by monitor body 101 left end and separate with the external world.Piston 103 is axially set in monitor body 101 inner chamber along monitor body 101, and piston 103 includes main body bar portion and formed in the sealing end of main body bar portion end.The diameter in main body bar portion is little compared with the diameter sealing end, the axle center hole of the described spaced walls 108 of main body bar portion traverse, seal the diameter of end suitable with the diameter of the second inner chamber section of monitor body so that seal and form a lower chamber 119 (right air chamber can be again) between end and spaced walls 108.The main body bar portion of piston 103 is " convex " font bar segment, in order to match with the axle center hole of described spaced walls 108, main body bar portion includes the second bar segment that the first bar segment and diameter are big compared with the first bar segment, and the diameter of the first bar segment and the aperture of the first hole section are suitable, and the first bar segment is sheathed with the first hole section；The diameter of the second bar segment and the aperture of the second hole section are suitable, and the second bar segment is sheathed with the second hole section.First bar segment periphery is equipped with the first sealing ring 114, second bar segment periphery is equipped with the second sealing ring 115, and the first sealing ring 114 and the second sealing ring 115 correspond to the both sides of quick air-vent 107, first sealing ring 114 completely cuts off the gas of upper chamber 118 and quick air-vent 107 and circulates, and the second sealing ring 115 completely cuts off the gas of lower chamber 119 and quick air-vent 107 and circulates.Offering air guide channel along axial line in the main body bar portion of piston 103, air guide channel is offered in the end face center away from one end of described sealing end in main body bar portion, extends along direction of axis line, extends to the distance preset in the second bar segment after the first bar segment.The outer peripheral face in the main body bar portion of piston 103 is offered the first passage 106 and the second passage 109, first passage 106 is opened in the first bar segment and connects with described air guide channel, and the second passage 109 is opened in the second bar segment and connects with the end of described air guide channel.Second passage 109 exit is cased with rubber case 116, and rubber case 116 plays check valve effect, makes the compression air in upper chamber 118 can flow in lower chamber 119, and the compression air in lower chamber 119 cannot be back in upper chamber 118.The sealing end of piston 103 is further fitted with sealing ring 117, seals end and extraneous sealing by strengthening monitor body 101.
When air firecracker is installed, piston 103 is mounted in the second inner chamber section of monitor body 101, and first bar segment in the main body bar portion of piston 103 enters in upper chamber 118 through the first hole section of spaced walls 108, first passage 106 communicates with upper chamber 118, second passage 109 communicates with lower chamber 119, end cap 102 is mounted in the first inner chamber section of monitor body 101, the first bar segment bolt in the main body bar portion of end cap 102 and piston 103, the air guide channel of piston 103 is directed at the trachea connecting hole 105 of described end cap 102.Spring 104 is elastic spring, spring 104 is arranged in upper chamber 118, and sheathed described first bar segment, and spring 104 one end compresses end cap 102, the other end compresses described spaced walls 108 so that second bar segment in the main body bar portion of piston 103 and spaced walls are axially offseting.
During the work of single air firecracker, first the first air inlet 110 and the second air inlet 111 are closed.Before being filled with compression air, end cap 102 and piston 103, under the effect of spring 104 elastic force, are in resting state as shown in Figure 1, upper chamber 118 and lower chamber 119 gas removing pipe connecting hole 105 and now separate with the external world outward.Filling compression air from trachea connecting hole 105 to firecrackers, compression air respectively enters in upper chamber 118 and lower chamber 119, when stopping inflation after the pressure being charged to setting.Owing to the sectional area of end cap 102 is slightly larger than the sectional area of piston seal end, and rubber case 116 has the back pressure of a bit, the pressure slightly larger than lower chamber 119 of the pressure in upper chamber 118 can be made, therefore compression air and spring 104 act on end cap 102 and piston 103 should be to the left with joint efforts, now due to the prevention of spaced walls 108, end cap 102 and piston 103 to left movement, can not still be in resting state as shown in Figure 1.nullWhen from trachea connecting hole 105 or by after the first air inlet 110 slowly exits，Air pressure in upper chamber 118 can be gradually lowered，And the air pressure in lower chamber 119 will not reduce under the stop of rubber case 116，The pressure of upper chamber 118 reduces and acts on piston 103 to a certain extent afterwards and seal the pressure of end end cap 102 can be made slowly to move right together with piston 103，When the sealing ring 114 on piston 103 moves to quick air-vent 107 place，Compression air in upper chamber 118 can quickly discharge from quick air-vent 107，Now end cap 102 and piston 103 can quickly move right，The sealing ring 117 of piston seal end can move to blast mouth 112 1 point，Stop motion after end cap 102 right-hand member is stopped by spaced walls 108 left side，Now blast mouth is quickly opened，Compression air in lower chamber 119 is gone out by abrupt release，Produce explosive sound，Then under the effect of spring 104 elastic force, firecrackers recover again original resting state.When so design can make multiple firecrackers link together, sound produces interval, and interval length can be adjusted according to the speed speed of upper chamber trachea leakage.
Air firecracker shown in Fig. 1 can produce a firecrackers string, is the schematic diagram of big gun of ending a teaching or coaching career as shown in Figure 2, including regulated variable air pump 201, valve 202, trachea 203, pressure switch 204, firecrackers individuality 205 and relief valve 206.Air pump 201 provides compression air for firecrackers system, is transported in trachea 203 by valve 202.Valve 202 is a check valve, and similar air faucet of tire can only can not be given vent to anger in air inlet.Trachea 203 is connected to several firecrackers individualities 205, these firecrackers individualities 205 are connected in parallel on trachea 203, the trachea connecting hole 105 of firecrackers individuality 205 is connected with trachea 203 by pipeline, and the first air inlet 110 and the second air inlet 111 on firecrackers individuality 205 are not switched on.Pressure switch 204 can be connected on trachea 203 by the mode of screw thread, it is also possible to directly moulds on trachea 203.Pressure switch 204 is type pilot pressure switch, and pressure reaches setting value and can quickly open, and extraction flow is more than air pump flow, and pressure can be automatically switched off again after declining.Relief valve 206 is arranged on the tail end of trachea 203, and whole firecrackers system is played safeguard protection effect, and when the pressure of firecrackers system is higher than warning value, relief valve can automatically turn on pressure release and send chimes of doom.Air pump 201 can select silent pump, pressure and flow adjustable as required, and air pump can also replace with an air accumulator.Valve 202 and relief valve 206 can disassemble, and end a teaching or coaching career more and can concatenate between big gun.Inflate for firecrackers system with air pump 201, when the pressure of whole system is charged to when opening value of pressure switch 204, pressure switch 204 can quickly open venting, the flow that firecrackers individual 205 connect trachea 203 reduces from top to bottom successively, then firecrackers individuality 205 will be sequentially generated explosive sound from top to bottom.After firecrackers blast, system pressure can decline, and pressure switch 204 is closed again, and air pump 201 is inflated continuing, and from bottom to up again for the firecrackers inflation after blast, enters again next one circulation, want that stopping explosion time closing air pump after being completely filled with.A chip or single-chip microcomputer can be installed for system, have counting and distant control function, automatically control after inputting, by remote controller or mobile phone A PP, the number of times and pressure to ring and ring number and sound size.Have water smoke effect after adding moisture blast in compression air, add different abnormal smells from the patients and can give out different odor, wrap up red paper at blast mouth place and can also blast red effect fullly.Firecrackers system adds fluorescence material or lampet, also has illumination effect.
In Fig. 2, a big gun of ending a teaching or coaching career can also be reduced into only connecing firecrackers.Second air inlet 111 is blocked, a pressure switch is connected at the first air inlet 110 place, persistently compression air is filled to firecrackers from trachea connecting hole 105, firecrackers capacity is only small, setting pressure can be charged to soon, calculate flow of aerating air and firecrackers capacity, this time can control at about 0.15 second, when pressure reaches the value of pressure switch, pressure switch can be opened moment, the flow of pressure switch is much larger than flow of aerating air, the compression air of upper chamber 118 can discharge in 0.05 second, now firecrackers can send explosive sound, then pressure switch is closed again immediately, enter next one circulation, such repetitive cycling is gone down, as long as not stopping inflating for firecrackers, single firecrackers also can constantly produce sound.Pressure switch is changed into a normally closed electromagnetic valve and can also realize the effect that this single repetitive cycling is rung.
Fig. 3 is the another kind of connected mode of big gun of ending a teaching or coaching career, and is series relationship between firecrackers individuality, and firecrackers string includes regulated variable air pump 301, valve 302, trachea 303, pressure switch the 304, first firecrackers individual 305 and the second firecrackers individual 306 and relief valve 307.The trachea connecting hole 105 of the first firecrackers individuality 305 is connected with main trachea 303, first air inlet 110 of the first firecrackers individuality 305 is connected with pressure switch 304, the trachea connecting hole 105 of firecrackers is not all opened below, and the first air inlet 110 of latter one firecrackers is connected with the second air inlet 111 of above firecrackers.After upper firecrackers blast, lower chamber 119 becomes low pressure, upper chamber 118 pressure release of next firecrackers, and then produces explosive sound, the like.The benefit so connected is that between each two firecrackers, trachea flow can be the same, and reduce successively unlike parallel connection, the pressure that harm is firecrackers is gradually lowered, if the firecrackers connected are too many, firecrackers below need to reconnect main trachea and carry out ftercompction, but check valve is made into check valve as air pressure cup and there is no back pressure, even if the firecrackers pressure that series connection is below is without in turn reducing.Pressure switch can also be changed into a travel switch and be connected to the piston end of last firecrackers, the piston of last firecrackers open circulation blast next time.
Pressure switch in Fig. 2 and Fig. 3 changing an air pressure and hands by the switch that can open into, more multi-link firecrackers in big gun of ending a teaching or coaching career are individual, so after gas of substituting the bad for the good, air pump pulled down, it is possible to taking outdoor use very easily, being even put in water can use.
Embodiment 2
A kind of air firecracker as shown in Figure 4, including monitor body 401, end cap 402, piston 403, spring 414.Monitor body 401 is the housing structure of a hollow, its first end (diagram left end) is formed with end wall, end wall offers axle center hole and trachea connecting hole 412, second end (diagram right-hand member) opening of monitor body, this opening is provided with end cap 402, end cap 402 is connected together with monitor body 401 by the mode of screw thread, and end cap 402 center has blast mouth 404.It is internal that piston 403 is arranged on monitor body 401, and one end of piston 403 is set in the axle center hole of end wall, and the other end is set in the blast mouth 404 of end cap 402.Piston 403 is convexly equipped with spaced walls, spaced walls adjacent end wall side, monitor body 401 inner chamber is divided into upper chamber 415 (illustrating left air chamber) and lower chamber 406 (illustrating right air chamber) by spaced walls, the periphery of piston 403 be inserted in end wall axle center hole one section is equipped with the first sealing ring 413, the periphery of spaced walls is provided with the second sealing ring 409, the periphery of one section that piston 403 is inserted in the blast mouth 404 of end cap 402 is provided with the 3rd sealing ring 405, offers air guide channel in piston rod 403 vertically.The outer peripheral face of piston rod 403 is radially offered the first passage 410 and the second passage 407 respectively, all connects with air guide channel.First passage 410 is positioned at a section of corresponding upper chamber 415, communicates with upper chamber 415；Second passage 407 is positioned at a section of corresponding lower chamber 406, communicates with lower chamber 406.The exit of the second passage 407 is cased with rubber case 408, rubber case 408 plays check valve effect, make the compression air in upper chamber 415 can flow in lower chamber 406, and the compression air in lower chamber 406 cannot be back in upper chamber 415, piston 403 outer peripheral face is radially gone up and also has quick air-vent 411, connecting with air guide channel, quick air-vent 411 is nearer apart from sealing ring 413 so that the first passage 410 is between quick air-vent 411 and the second passage 407.Spring 414 is arranged on upper chamber 415 and sheathed piston 403 is positioned at a section of upper chamber 415, spring 414 two ends compress described end wall and spaced walls respectively so that piston 403 supports described end cap 402 (periphery of piston 403 be formed with support edge support with end cap 402).
During the work of single firecrackers, before being filled with compression air, piston 403, under the effect of spring 414 elastic force, is in resting state as shown in Figure 4.Filling compression air from trachea connecting hole 412 to firecrackers, compression air respectively enters in upper chamber 415 and lower chamber 406, when stopping inflation after the pressure being charged to setting.Slowly exit from trachea connecting hole 412 again, piston 403 under the effect of air pressure slowly to left movement, when the first sealing ring 413 moves to outside monitor body 401 left end, quick air-vent 411 exposes, quick air-vent 411 connects with the first passage 410 being positioned at upper chamber 415, thus rapidly the compression air in upper chamber 415 being discharged, the compression air of lower chamber 406 quickly pushes piston 403 to left movement, 3rd sealing ring 405 detaches blast mouth 404, rapidly blast mouth 404 is opened, compression air moment in lower chamber 406 discharges from blast mouth 404 and produces explosive sound.
Embodiment 3
A kind of air firecracker as shown in Figure 5, including monitor body 501, end cap 502, piston 503, spring 513.Monitor body 501 is the housing structure of a hollow, its first end (diagram left end) is formed with end wall, end wall offers trachea connecting hole 512, second end (diagram right-hand member) opening of monitor body, this opening is provided with end cap 502, end cap 502 is connected together with monitor body 501 by the mode of screw thread, and end cap 502 center has blast mouth 504.It is internal that piston 503 is arranged on monitor body 501, one end of piston 503 is set in the blast mouth 504 of end cap 502 and the periphery of piston 503 is formed to support and supports inside edge and end cap 502, the periphery of piston 503 other end is convexly equipped with spaced walls, the diameter of spaced walls is suitable with the diameter of monitor body 501 inner chamber, be formed as upper chamber 511 (illustrating left air chamber) between spaced walls and end wall, between spaced walls and end cap 502, be formed as lower chamber 506 (illustrating right air chamber).Further, it is formed with ladder in upper chamber 511 so that in horizontal convex cavity in upper chamber 511, the internal diameter of one end of its adjacent end wall is big compared with the internal diameter of adjacent partition wall one end.The periphery of spaced walls is provided with the first sealing ring 514 and the second sealing ring 515, and the first sealing ring 514 and the second sealing ring 515 have certain spacing.The periphery of one section that piston 503 is inserted in the blast mouth 504 of end cap 502 is provided with the 3rd sealing ring 505.Piston 503 offers the first passage 510 vertically from the one end with spaced walls, first passage 510 extends to a section of corresponding lower chamber 506, piston 503 offers air guide channel vertically from the one end coordinating end cap 502, air guide channel extends to a section of corresponding spaced walls, and air guide channel is parallel with the first passage 510.Piston 503 is positioned on the outer peripheral face of a section of lower chamber 506 and radially offers the second passage 507, and the second passage 507 connects with the end of the first passage 510, namely realizes lower chamber 506 and connects with upper chamber 511.Second passage 507 exit is cased with rubber case 508, and rubber case 508 plays check valve effect, makes the compression air in upper chamber 511 can flow in lower chamber 506, and the compression air in lower chamber 506 cannot be back in upper chamber 511.Radially offering quick air-vent 509 on piston 503 on the outer peripheral face of spaced walls, quick air-vent 509 is opened between the first sealing ring 514 and the second sealing ring 515, and quick air-vent 509 connects with air guide channel, to connect ambient atmosphere.Spring 513 is arranged in upper chamber 511, and spring 513 two ends compress described end wall and spaced walls respectively so that piston 503 supports described end cap 502 (edge that supports of the periphery shape of piston 503 supports) with end cap 502.
During the work of single firecrackers, before being filled with compression air, piston 503, under the effect of spring 513 elastic force, is in resting state as shown in Figure 5.Filling compression air from trachea connecting hole 512 to firecrackers, compression air respectively enters in upper chamber 511 and lower chamber 506, when stopping inflation after the pressure being charged to setting.Slowly exit from trachea connecting hole 512 again, piston 506 under the effect of air pressure slowly to left movement, when quick air-vent 509 enters one end that in upper chamber 511, internal diameter is bigger, rapidly the compression air in upper chamber 511 is discharged, the compression air of lower chamber 506 pushes piston 503 to left movement rapidly, 3rd sealing ring 505 is deviate to open from blast mouth 504 rapidly, and the compression air moment in lower chamber 506 discharges from blast mouth 504 and produces explosive sound.Owing in monitor body 501 upper chamber 511, left side is slightly larger, for convenience of later stage die sinking, it is possible to be designed to right side end cap 502 and monitor body 501 one, aperture, the left side transition position in monitor body 501 is arranged detachable end.
Embodiment 4
A kind of air firecracker as shown in Figure 6, including monitor body 601, end cap 602, piston 603.Monitor body 601 is the housing structure of a hollow, its first end (diagram left end) is formed with end wall, end wall offers trachea connecting hole 611, second end (diagram right-hand member) opening of monitor body, this opening is provided with end cap 602, end cap 602 is connected together with monitor body 601 by the mode of screw thread, and end cap 602 center has blast mouth 604.It is internal that piston 603 is arranged on monitor body 601, one end of piston 603 is set in the blast mouth 604 of end cap 602 and the periphery of piston 603 is formed to support and supports inside edge 613 and end cap 602, the periphery of piston 603 other end is convexly equipped with spaced walls, the diameter of spaced walls is suitable with the diameter of monitor body 601 inner chamber, be formed as upper chamber 610 (illustrating left air chamber) between spaced walls and end wall, between spaced walls and end cap 602, be formed as lower chamber 606 (illustrating right air chamber).The periphery of spaced walls is provided with the first sealing ring 609, and the periphery of a section that piston 603 is inserted in the blast mouth 604 of end cap 602 is provided with the second sealing ring 605.Piston 603 offers air guide channel vertically from the one end with spaced walls, air guide channel extends to one end of corresponding lower chamber 606, piston 603 is positioned on the outer peripheral face of a section of lower chamber 606 and radially offers the first passage 607, connect with the end of air guide channel, it is achieved lower chamber 606 connects with upper chamber 610.First passage 607 exit is cased with rubber case 608, and rubber case 608 plays check valve effect, makes the compression air in upper chamber 610 can flow in lower chamber 606, and the compression air in lower chamber 606 cannot be back in upper chamber 610.The described diameter supporting edge 613 is only a little bit smaller than aperture, therefore support edge 613 and the first sealing ring 609 can support piston 603 and keep balance in monitor body 601, it is unlikely to arbitrarily to rock, support edge 613 right side and end cap 602 left side processing very smooth, can fit to together closely, support edge 613 and have air-vent 612 vertically.
During the work of single firecrackers, it is filled with compression air from trachea connecting hole 611, compression air is introduced in upper chamber 610, piston 603 is promoted to move right, blast mouth 604 is blocked, and edge 613 will be supported tightly is attached on the left of end cap 602, continue inflation, final upper lower chamber all can be full of compression air, stops inflation when reaching setting value.When needing to allow firecrackers blast ring, slowly exit from trachea connecting hole 611, owing to the lifting surface area of piston 603 left end is big, the lifting surface area of right-hand member is supported edge 613 and is balanced most, even if the low piston 603 of the atmospheric pressure in upper chamber 610 is still and will not move during beginning, continue to exit, the pressure of upper chamber 610 drops to a certain degree back piston 603 just can to left movement, piston 603 is once to left movement, compression air in lower chamber 606 enters the right side supporting edge 613 by air-vent 612, piston 603 can quickly increase with joint efforts to the left, piston 603 can quickly to left movement, blast mouth 604 can quickly be opened, compression air in lower chamber 606 is released quickly against in air and produces explosive sound.
Embodiment 5
A kind of air firecracker as shown in Figure 7, including monitor body 701, end cap 702, piston 703.Monitor body 701 is the housing structure of a hollow, its first end (diagram left end) is formed with end wall, end wall offers trachea connecting hole 712, second end (diagram right-hand member) opening of monitor body 701, this opening is provided with end cap 702, having blast mouth 704 on end cap 702, end cap 702 is connected together with monitor body 701 by the mode of screw thread.It is internal that piston 703 is arranged on monitor body 701, one end of piston 703 is set in the blast mouth 704 of end cap 702 and the periphery of piston 703 is formed to support and supports inside edge and end cap 702, the periphery of piston 703 other end is convexly equipped with spaced walls, the diameter of spaced walls is suitable with the diameter of monitor body 701 inner chamber, be formed as upper chamber 711 (illustrating left air chamber) between spaced walls and end wall, between spaced walls and end cap 702, be formed as lower chamber 706 (illustrating right air chamber).The periphery of spaced walls is provided with the first sealing ring 709, and the periphery of a section that piston 703 is inserted in the blast mouth 704 of end cap 702 is provided with the second sealing ring 705.Piston 703 offers the first passage 710 vertically from the one end with spaced walls, first passage 710 extends to a section of corresponding lower chamber 706, piston 703 offers air guide channel vertically from the one end coordinating end cap 702, air guide channel extends to a section of corresponding spaced walls, and air guide channel is parallel with the first passage 710.Piston 703 is positioned on the outer peripheral face of a section of lower chamber 706 and radially offers the second passage 707, and the second passage 707 connects with the end of the first passage 710, namely realizes lower chamber 706 and connects with upper chamber 711.Second passage 707 exit is cased with rubber case 708, and rubber case 708 plays check valve effect, makes the compression air in upper chamber 711 can flow in lower chamber 706, and the compression air in lower chamber 706 cannot be back in upper chamber 711.Piston 703 offers quick air-vent 714 vertically from the one end with spaced walls, quick air-vent 714 connects with air guide channel alignment, check valve is installed in quick air-vent 714 and is connected to the stroke lever 713 of check valve one end (diagram left end), quick air-vent 714 is separated by check valve with upper chamber 711, as long as stroke lever 713 is turned right pushes away check valve predeterminable range, quick air-vent 714 just can connect with upper chamber 711.
During the work of single firecrackers, being filled with compression air from trachea connecting hole 712, compression air is introduced in upper chamber 711, promote piston 703 to move right, blast mouth 704 is blocked, continue inflation, final upper and lower air chamber all can be full of compression air, stops inflation when reaching setting value.When needing to allow firecrackers blast ring, slowly exit from trachea connecting hole 712, piston 703 drives stroke lever 713 slowly to left movement, when moving further after the end wall in left side in stroke lever 713 top to upper chamber 711, check valve is opened, and the compression air in upper chamber 711 is quickly discharged into the atmosphere from quick air-vent 714 through air guide channel, and piston 703 is quickly to left movement, blast mouth 704 can quickly be opened, and the compression air in lower chamber 706 is released quickly against in air and produces explosive sound.Same principle, end cap 702 can be arranged on the left side in monitor body 701, stroke lever 713, check valve and quick air-vent 714 design on the end cap 702 on the left of monitor body 701, and when piston 703 top is to stroke lever 713, the compression air of upper chamber 711 flows out from the quick air-vent end cap 702.
Although the scheme of embodiment 2,3,4,5 is simpler than the scenario-frame of embodiment 1, but owing to piston moves in monitor body, piston low order end sealing ring is when the blast mouth that slips away, sealing ring right hand piston part now can block up blast mouth major part, cause compression air release not smooth, explosive sound effect is bad, thus implement should blast to start time piston movement fast, again reduce sealing ring right hand piston stop blast mouth part.
Embodiment 6
A kind of air firecracker as shown in Figure 8, including monitor body 801, piston 802, spring 803, end cap 804.Monitor body 801 is the housing structure of a hollow, its one end open, and the other end is closed, and the opening periphery of monitor body 801 forms step trough, is socketed for end cap 804.End cap 804 is socketed in the opening of monitor body 801, and end cap 804 internal diameter is suitable with the external diameter of the step trough part of the opening of monitor body 801, to be set in the opening of monitor body 801 and to connect together with monitor body 801 by the way of screw thread.End cap 804 offers guide hole 806 along axle center.Having the first trachea connecting hole 805 and the second trachea connecting hole 808 on end cap 804 vertically, the first trachea connecting hole 805 and the second trachea connecting hole 808 are positioned at the both sides of guide hole 806.The perisporium of end cap 804 radially offers blast mouth 812.It is internal that piston 802 is arranged on monitor body 801, and one end of piston 802 is set in guide hole 806, and the other end stretches to the inner chamber of monitor body 801 hollow.The periphery wall of piston 802 is convexly equipped with spaced walls, spaced walls is in stepped two sections, first paragraph diameter is suitable with end cap 804 internal diameter, second segment diameter is suitable with the internal diameter of monitor body 801, spaced walls first paragraph is contained in end cap 804 second segment and is contained in monitor body 801, upper chamber 810 (illustrating left air chamber) is formed as between spaced walls and end wall, being formed as lower chamber 816 (illustrating right air chamber) between the blind end of spaced walls and monitor body 801, the end face of monitor body 801 opening can stop piston 802 to slide to the blind end of monitor body 801 always.The periphery of a section that is set in guide hole 806 of piston 802 is provided with the first sealing ring 807, and the periphery of one end (namely mating the one end in monitor body 801) that periphery is provided with the second sealing ring 811, spaced walls diameter is less of one end (namely mating the one end at end cap 804) that spaced walls is relatively large in diameter is provided with the 3rd sealing ring 813.nullPiston 803 is centrally along axially offering air guide channel，Piston 803 correspondence is contained on the periphery wall of a section in upper chamber 810 and offers the first passage 809，Correspondence is contained on the periphery wall of a section in lower chamber 816 and offers the second passage 815，First passage 809 all connects with air guide channel with the second passage 815，Thus upper chamber 810 is connected with lower chamber 816，Second passage 815 exit is cased with rubber case 814，Rubber case 814 plays check valve effect，Make the compression air in upper chamber 810 can flow in lower chamber 816，And the compression air in lower chamber 816 cannot be back in upper chamber 810，The diameter of axle being set in guide hole 806 due to piston 802 is more slightly smaller than the aperture of guide hole 806，As long as the first sealing ring 807 moves to outside end cap 804，Compression air in upper chamber 810 just can quickly quickly flow out in air from the gap of guide hole 806 and piston 802.Spring 803 is arranged in upper chamber 810, and spring 803 two ends compress described end cap 804 and spaced walls respectively so that the spaced walls of piston 802 supports the end face of described monitor body 801 opening.
During the work of single firecrackers, piston 802 is in state as shown in Figure 8 under the effect of spring 803 elastic force, and blast mouth 812 is between the second sealing ring 811 and the 3rd sealing ring 813.Being filled with compression air from the first trachea connecting hole 805, compression air successively enters in upper chamber 810 and lower chamber 816, and final upper lower chamber all can be full of compression air, stops inflation when reaching setting value.When needing to allow firecrackers blast ring, slowly exit from the second trachea connecting hole 808, piston 802 is before this slowly to left movement, when the first sealing ring 807 moves to outside end cap 804, compression air in upper chamber 810 quickly flows out in air from the gap of guide hole 806 and piston 802, piston 802 is quickly to left movement, blast mouth 812 place is slipped over to the 3rd sealing ring 813, blast mouth 812 can quickly be opened, and the compression air in lower chamber 816 is released quickly against in air produces explosive sound through blast mouth 812.
Embodiment 7
A kind of air firecracker as shown in Figure 9, including monitor body 901, piston 902, end cap 904, spring 905.Monitor body 901 is the housing structure of a hollow, its one end open, and the other end is closed, and the opening periphery of monitor body 901 forms step trough, is socketed for end cap 904.End cap 904 is socketed in the opening of monitor body 901, and end cap 904 internal diameter is suitable with the external diameter of the step trough part of the opening of monitor body 901, to be set in the opening of monitor body 901 and to connect together with monitor body 901 by the way of screw thread.End cap 904 has trachea connecting hole 906 vertically, the perisporium of end cap 904 radially offers blast mouth 910.It is internal that piston 902 is arranged on monitor body 901, the periphery wall of piston 902 is convexly equipped with spaced walls, spaced walls is in stepped two sections, first paragraph is relatively large in diameter, suitable with end cap 904 internal diameter, second segment diameter is less, suitable with the internal diameter of monitor body 901, spaced walls first paragraph is contained in end cap 904, second segment is contained in monitor body 901, upper chamber 907 (illustrating left air chamber) is formed as between the end wall of spaced walls and end cap 904, further, it is formed with ladder in upper chamber 907, make in upper chamber 907 in horizontal convex cavity, the internal diameter of one end of its adjacent end wall is big compared with the internal diameter of adjacent partition wall one end.Being formed as lower chamber 914 (illustrating right air chamber) between the blind end of spaced walls and monitor body 901, the end face of monitor body 901 opening can stop piston 902 to slide to the blind end of monitor body 901 always.The spaced walls periphery of piston 902 is provided with the first sealing ring the 908, second sealing ring 909 and the 3rd sealing ring 911, first sealing ring 908 is arranged on one end (namely mating the one end in end cap 904) that spaced walls is relatively large in diameter with the second sealing ring 909, and the 3rd sealing ring 911 is arranged on less one end of spaced walls diameter (namely mating the one end in monitor body 901).Piston 902 from be positioned at upper chamber 907 one end end face centrally along axially offering air guide channel, air guide channel extends to one end being positioned at lower chamber 914 of piston 902, piston 902 correspondence is contained on the periphery wall of a section in lower chamber 916 and offers the first passage 913, first passage 913 connects with air guide channel, thus upper chamber 907 is communicated with lower chamber 914, first passage 913 exit is cased with rubber case 912, rubber case 912 plays check valve effect, make the compression air in upper chamber 907 can flow in lower chamber 914, and the compression air in lower chamber 914 cannot be back in upper chamber 907.The spaced walls of piston 902 is further opened with quick air-vent 903, quick air-vent 903 includes left and right two port of export radially extended and the air flue trunk axially extending the connection left and right port of export, the outlet of quick air-vent 903 left end is between the first sealing ring 908 and the second sealing ring 909, right-hand member outlet connects with blast mouth 910, and air flue trunk is parallel with the air guide channel of piston 902.After the first sealing ring 908 moves to end cap cavity internal diameter larger part, quick air-vent 903 turns on upper chamber 907, and the compression air in upper chamber 907 can be released quickly against air from quick air-vent 903.
Spring 905 is arranged in upper chamber 907, spring 905 two ends compress described end cap 904 and spaced walls respectively, the spaced walls making piston 902 supports the end face of described monitor body 901 opening, for the ease of spring 905 position stability, end cap 904 with spaced walls offer the storage tank two ends with putting spring respectively.
During the work of single firecrackers, piston 902 is in state as shown in Figure 9 under the effect of spring 905 elastic force, and blast mouth 910 is corresponding between the second sealing ring 909 and the 3rd sealing ring 911.Being filled with compression air from trachea connecting hole 906, compression air successively enters in upper chamber 907 and lower chamber 914, and final upper lower chamber all can be full of compression air, stops inflation when reaching setting value.When needing to allow firecrackers blast ring, slowly exit from trachea connecting hole 906, piston 902 is before this slowly to left movement, when sealing ring 908 moves to end cap cavity internal diameter larger part, compression air in upper chamber 907 can be released quickly against air from quick air-vent 903, and piston 902, quickly to left movement, slips over blast mouth 910 place to the 3rd sealing ring 911, blast mouth 910 can quickly be opened, and the compression air in lower chamber 914 is released quickly against in air and produces explosive sound.
Second sealing ring 909 and quick air-vent 903 can also be simplified by the piston structure in Fig. 9, compression air in upper chamber 907 quickly quickly flows out between the gap between ending cover hole and piston shaft, so simply the probability of axle meeting deflection is more greatly, it is necessary to use spring supporting.Firecrackers structure in Fig. 9 is revised a little and can also be controlled Rapid degassing with stroke lever as firecrackers in Fig. 7.
Single firecrackers fill a minitype pump at inflation inlet place, and side sets an air escape cock, and it is variously-shaped that outward appearance can be designed to antitank grenade, bomb etc., it is possible to derive multiple toy product.According to this principle, revising a little, slow start is removed, material uses high pressure rustless steel, and volume strengthens, it is possible to make the demolition set exploited as colliery etc..
Firecrackers in embodiment 2,3,4,5,6,7 can also connect as Fig. 2,3, and composition one is ended a teaching or coaching career big gun.
Being the schematic diagram of a kind of common direct-acting electromagnetic valve as shown in Figure 10, closed type, including valve seat 11, spool 12, spring 13, coil 14 and sealing ring 15, detailed construction is no longer set forth at this.Electromagnetic valve electric front valve core be in closure state, fill compression air from air inlet to electromagnetic valve, after substituting the bad for the good stop inflation, by compressed-air-storing inside air inlet pipe, then giving solenoid valves, spool is adhesive upwards, and the compression air of the inside discharges generation explosive sound from gas outlet.
The schematic diagram of common guide electromagnetic valve as shown in figure 11, closed type, including valve body 21, piston 22, piston ring 23, dynamic iron core 24 and coil 25, piston 22 offers throttle orifice 26, pilot hole 27, detailed construction is no longer set forth at this.Electromagnetic valve electric before move iron core and piston all in closure state, compression air is filled to electromagnetic valve from air inlet, inflation is stopped, by compressed-air-storing inside air inlet pipe, during energising after substituting the bad for the good, the dynamic iron core of electromagnetic force adhesive opens pilot hole, upper chamber's rapid pressure drop, pressure reduction lowly high on being formed around piston, fluid pressure promotes piston to move up, valve is opened, and the compression air of the inside discharges generation explosive sound from gas outlet.
Electromagnetic valve in Figure 10 and Figure 11 all should be able to send explosive sound in theory, compresses air and valve core of the electromagnetic valve can apply a pressure, affect the opening speed of spool in reality, and in Figure 11, the high-pressure solenoid valve of type can send in test obvious explosive sound.
Embodiment 8
Electromagnetic valve principle and a kind of firecrackers structural representation of 1-7 design in conjunction with the embodiments it is based on such as Figure 12, including housing 1201, coil 1202, air inlet 1203, spring 1204, valve holder 1205, ferrum spool 1206, air storage chamber 1207, blast mouth 1208, plastic poppet 1209, detailed construction is no longer set forth, may be readily apparent in conjunction with electromagnetic valve principle according to the operating principle of embodiment 1-7 and understands the air firecracker described in the present embodiment.
Inflate from air inlet 1203 to firecrackers, inflation is stopped after being charged to pressure set points, now it is filled with compression air inside air storage chamber 1207, blast mouth 1208 is blocked up will not leak gas by plastic poppet 1209, want to allow the firecrackers only need to solenoid valves when ringing, after energising, ferrum spool 1206 is first to left movement by adhesive, owing to the left end of plastic poppet 1209 is support by valve holder 1205, a segment distance is had with the right-hand member of ferrum spool 1206 leaves, so ferrum spool 1206 moves, a segment distance just can drive plastic poppet 1209 rapidly to left movement after reaching certain speed, blast mouth 1208 is quickly opened, compression air is released quickly against in air and produces explosive sound.Power-off after-explosion is salty new to be blocked, it is possible to continue inflation.Coil can connect color lamp, the irradiancy of colored light when energising, so also have illumination effect when blast.
Such as Figure 13 schematic diagram ending a teaching or coaching career big gun being made up of the firecrackers in Figure 12, including regulated variable air pump 1301, valve 1302, single-chip microcomputer or chip 1303, trachea 1304, firecrackers individuality 1305, relief valve 1306. air pump 1301 provides compression air for firecrackers system, it is transported in trachea 1304 by valve 1302, valve 1302 is a check valve, similar air faucet of tire, can only air inlet can not give vent to anger, trachea 1303 is connected to several firecrackers individualities 1305, these firecrackers individualities are connected in parallel on trachea 1304, control line on firecrackers and air pump is connected on single-chip microcomputer or chip 1303, firecrackers system is played safeguard protection effect by relief valve 1306, prevent hypertonia from bursting firecrackers.
During work, directly input pressure and ringing after number on single-chip microcomputer or chip 1303, can automatically start by system after initiating key, or the APP made specially by mobile phone-downloaded is controlled.Electromagnetic type air firecracker magnetic force enough to overcome spring force and the compression air pressure to spool, spool action must be fast, blast mouth to reduce the air continuing the to be filled with impact on blast after opening, if air inlet is also quickly inflated a large amount of after blast mouth is opened, what so send is gas leakage sound rather than explosive sound, it is possible to block, after the size of reduction air inlet and spool adhesive, the impact that air inlet aspect carries out reducing inflation to explosive sound.For increasing verisimilitude, starting device and can also be designed to the profile of gunpowder lead-in wire, what the inside connected is temperature sensing sensor, the form that a bit can start with fire.
Embodiment 9
If Figure 14 is a kind of electromagnetic valve and the combined electromagnetic type air firecracker of a kind of air firecracker, for convenience of understanding, Figure 15 is the structure charts that 1404,1406 mark parts in Figure 14 are amplified.Its middle shell 1401, coil 1402, trachea connecting hole 1403, quiet spool air inlet 1404, movable valve plug 1405, quiet spool steam vent 1406, air vent 1407, passage 1408, upper chamber 1409, blast mouth 1410, monitor body 1411, piston 1412, piston passage (band check valve) 1413, lower chamber 1414.
nullDuring work，Inflate from trachea connecting hole 1403，Compression air enters electromagnetic valve intracavity through quiet spool air inlet 1404，Upper chamber 1409 is entered then through passage 1408，Piston 1412 is promoted to be blocked by blast mouth 1410，Compression air enters lower chamber 1414 then through piston passage (band check valve) 1413，When the compressed air pressure being filled with reaches setting value，When wanting to allow firecrackers ring，To solenoid valves，Energising rear electromagnetic valve magnetic attraction movable valve plug 1405 is to left movement，Quiet spool air inlet 1404 was sealed by spool 1405 before this，Stop and continue inflation，Then quiet spool steam vent 1406 is opened，Compression air in upper chamber 1409 and electromagnetic valve cavity is quickly discharged into the atmosphere from air vent 1407，Compression air push piston 1412 inside lower chamber 1414 is to left movement，Blast mouth 1410 is opened，Generation explosive sound is gone out in compression air abrupt release in lower chamber 1414.
Embodiment 9 simply lists the scheme of a kind of air firecracker and electromagnetic valve is combined illustrates, in like manner, other multiple air firecracker scheme can also be combined with electromagnetic valve, blast mouth can also be opened in tail (right side) end of firecrackers, although electromagnetic type air firecracker structure after combination is complicated, but is easier to loop control, limited several or single firecrackers just can realize a lot of loud effect, it is easier to increase illumination effect, each has something to recommend him compared with air firecracker.
Firecrackers in embodiment 9 can also become big gun of ending a teaching or coaching career by assembly and connection as Figure 13, and method is similar, repeats no more.
Embodiment 10
A kind of air firecracker as shown in figure 16, including monitor body 1501, piston 1502, end cap 1505.Monitor body 1501 is the housing structure of a hollow, and (diagram right-hand member) is closed in its one end, and other end opening (diagram left end), this opening is provided with end cap 1505.The perisporium of monitor body 1501 offers blast mouth 1503, the perisporium of monitor body 1501 inner chamber is convexly equipped with convex 1513, for stoping the piston 1502 being arranged in monitor body 1501 to move right always.Having trachea connecting hole 1506 on end cap 1505, with monitor body 1501 inner space, the periphery of one end that end cap 1505 is set in monitor body 1501 is provided with end cap seal circle 1508, and one end that end cap 1505 is set in monitor body 1501 is locked by screw 1504；Piston 1502 is arranged in monitor body 1501, the diameter of the interlude of piston 1502 is suitable with the internal diameter of monitor body 1501, the diameter of piston 1502 two ends section is little compared with the diameter of interlude, left end section can be respectively seen as, right-hand member section, the internal diameter of one end that the diameter of left end section is substantially set in monitor body 1501 with end cap 1505 is suitable.The outer peripheral face of piston 1502 left end section radially offers passage 1511, and piston 1502 is offered air guide channel vertically and connected with passage 1511, the right-hand member end face of the through piston 1502 of air guide channel.Equipped with the first sealing ring 1509 on the outer peripheral face of piston 1502 left end section, second sealing ring 1512 on the outer peripheral face of piston 1502 interlude, and the end face of piston 1502 right-hand member section is taper and is cased with conical seal ring 1514, on conical seal ring 1514, thorn has air-vent 1515, plays check valve effect.The end cap seal circle 1508 of end cap 1505 coordinates the first sealing ring 1509 in piston 1502 left end section that firecrackers are divided into the first air chamber 1507, firecrackers are divided into the second air chamber 1510 by first sealing ring the 1509, second sealing ring 1512 and monitor body 1501 on piston 1502, and firecrackers are divided into the 3rd air chamber 1516 by conical seal ring 1514 and monitor body 1501 on piston 1502.Blast mouth 1503 and firecrackers inner plenum are kept apart by the second sealing ring 1512 and conical seal ring 1514 on piston 1502.Compression air in second air chamber 1510 can pass through passage 1511 and air-vent 1515 flows in the 3rd air chamber 1516, and reversely can not.
During the work of single firecrackers, it is filled with compression air from trachea connecting hole 1506, compression air initially enters in the first air chamber 1507, piston 1502 is promoted to move right until being kept off by convex 1513, compression air successively enters again in the second air chamber 1510 and the 3rd air chamber 1516, final three air chambers all can be full of compression air, stops inflation when reaching setting value.nullWhen needing to allow firecrackers blast ring，Slowly exit from trachea connecting hole 1506，Piston 1502 is before this slowly to left movement，When the second sealing ring 1512 moves to slightly larger place, aperture on the left of end cap，Compression air in second air chamber 1510 can quickly be discharged into the atmosphere from the gap between piston 1502 and monitor body 1501 through blast mouth 1503，Piston 1502 is quickly to left movement，Blast mouth 1503 can quickly be opened，Compression air in 3rd air chamber 1516 is released quickly against in air and produces explosive sound，Piston 1502 is continued to push away to the left by explosive force，Sealing ring 1509 is shifted onto end cap 1505 and is internally formed the first air chamber 1507 of sealing，After blast terminates, the 3rd air chamber 1516 is low-pressure state，Suppress the pressure the first air chamber 1507 is slightly higher to reset to piston 1502 such as Figure 16 state.
Firecrackers as shown in figure 16 are connected as Fig. 2 or figure tri-and can form a string firecrackers.In like manner the firecrackers shown in Fig. 5 can also be designed to as Figure 16 without spring just can automatically reset firecrackers, principle is similar to be repeated no more.
It is appreciated that, a kind of firecrackers string, including air pump, valve, trachea, switch and relief valve, air pressure is transported to tracheal strips by valve by air pump, also include the air firecracker described at least two, each air firecracker at least has two each and every one trachea connecting holes, one of them connects with upper chamber, another connects with lower chamber, call air chamber trachea connecting hole and lower chamber trachea connecting hole respectively, trachea is connected to the upper chamber trachea connecting hole of first air firecracker, then the lower chamber trachea connecting hole of first air firecracker and the upper chamber trachea connecting hole of second air firecracker connect, the upper chamber trachea connecting hole of the lower chamber trachea connecting hole of second air firecracker and the 3rd air firecracker connects, below by that analogy.
Above scheme all repeats can be recycled, although structure is somewhat complicated, but safety and environmental protection more, in fact also there is simpler scheme, directly compression air or fuel gas plastic wraps are lived, make the profile of firecrackers, it is connected in a gunpowder lead-in wire or electric leads, the housing these being wrapped compression air or fuel gas with fire or electricity ignites the effect also having firecrackers one by one, but solid refuse so can be caused to pollute, and is unfavorable for environmental protection to the full extent.
Without departing from the thought of the invention, the various different embodiments of the present invention are carried out combination in any, all should be considered as present disclosure；In the technology concept of the present invention, technical scheme is carried out multiple simple modification and the combination in any without prejudice to the invention thought that different embodiment carries out, all should within protection scope of the present invention；In the technology concept of the present invention, after technical scheme or outward appearance are carried out multiple simple amendment, and it is applied to multiple fields such as toy, explosion or produces seismic source apparatus etc., all should within protection scope of the present invention.

Claims (12)

  1. null1. an air firecracker，It is characterized in that: include monitor body、End cap、Piston，Monitor body is the hollow structure of one end open，End cap is encapsulated in one end of monitor body opening，Piston is arranged in monitor body，Piston outer periphery wall or monitor body internal perisporium are formed with spaced walls monitor body lumen segmentation is become 2 air chambers，The air flue connection of one-way flow it is provided with between 2 air chambers，Monitor body or end cap offer trachea connecting hole，End cap、Piston、Or the gap place design between piston and monitor body has quick air-vent，End cap or monitor body offer blast mouth，The motion of piston is to seal or to open blast mouth，Gas is injected toward a wherein air chamber by trachea connecting hole，And flow into another air chamber by unidirectional air flue，Make 2 air chambers air pressure balance，Then wherein the air pressure slow releasing decline of an air chamber makes formation pressure differential between 2 air chambers，And then piston is slowly moved，Piston quickly discharges the gas in the air chamber that low pressure is relatively low by quick air-vent after moving predeterminable range，Piston is quickly moved，After piston quickly moves predeterminable range，Connect with blast mouth in the air chamber that air pressure is higher，Thus the gas indoor gas obtaining high pressure produces explosive sound by blast mouth abrupt release.
  2. null2. air firecracker according to claim 1，It is characterized in that: include spring，Monitor body is separated into the first inner chamber section and the second inner chamber section by spaced walls，The axle center hole being centrally formed " convex " shape of spaced walls，Including the second hole section that the first hole section and aperture are big compared with the first hole section，The perisporium of monitor body has quick air-vent、First air inlet and the second air inlet，Quick air-vent connects with axle center hole，First air inlet and the connection of the first inner chamber section，Second air inlet and the connection of the second inner chamber section，End cap offers trachea connecting hole，End cap is arranged between the first inner chamber section and spaced walls and forms a upper chamber，Piston includes the main body bar portion in order to coordinate with the axle center hole of spaced walls and is formed in the sealing end of main body bar portion end，Piston is arranged in the second inner chamber section，Seal and form a lower chamber between end and spaced walls，Main body bar portion includes the second bar segment that the first bar segment and diameter are big compared with the first bar segment，Main body bar offers air guide channel along axial line in portion，The outer peripheral face in main body bar portion offers the first passage connected with air guide channel and the second passage，Connect between first passage and the second passage and check valve is installed，Making compression air enter lower chamber at upper chamber is one-way flow，It is interior and affixed with end cap that first hole section of the first bar segment traverse spaced walls in the main body bar portion of piston enters to upper chamber，First passage communicates with upper chamber，Second passage communicates with lower chamber，The air guide channel of piston connects with the trachea connecting hole of end cap，Spring is arranged in upper chamber，Spring one end compresses end cap，The other end compresses described spaced walls，The second bar segment making the main body bar portion of piston is axially offseting with spaced walls.
  3. null3. air firecracker according to claim 1，It is characterized in that: include spring，First end of monitor body is end wall，End wall offers axle center hole and trachea connecting hole，Second end opening of monitor body，This opening is provided with end cap，End cap central has blast mouth，One end of piston is set in the axle center hole of end wall，The other end is set in the blast mouth of end cap，Piston is convexly equipped with spaced walls，Monitor body inner chamber is divided into upper chamber and lower chamber，The periphery of piston be inserted in end wall axle center hole one section is equipped with the first sealing ring，The periphery of spaced walls is provided with the second sealing ring，The periphery of one section that piston is inserted in the blast mouth of end cap is provided with the 3rd sealing ring，Air guide channel is offered vertically in piston rod，The outer peripheral face of piston rod is radially offered the first passage and the second passage respectively，All connect with air guide channel，First passage is positioned at a section of corresponding upper chamber，Second passage is positioned at a section of corresponding lower chamber，The exit of the second passage is cased with rubber case，Play check valve effect，Piston outer periphery face is radially gone up and also has quick air-vent and connect with air guide channel，First passage is between quick air-vent and the second passage，Spring is arranged on upper chamber and sheathed piston is positioned at a section of upper chamber，Both ends of the spring compresses described end wall and spaced walls respectively，Piston is made to support described end cap.
  4. null4. air firecracker according to claim 1，It is characterized in that: include spring，Monitor body one end is formed with end wall，End wall offers trachea connecting hole，Monitor body other end opening，This opening is provided with end cap，End cap central has blast mouth，One end of piston is set in the blast mouth of end cap and the periphery of piston is formed to support and supports inside edge and end cap，The periphery of the piston other end is convexly equipped with spaced walls，Upper chamber is formed as between spaced walls and end wall，Lower chamber is formed as between spaced walls and end cap，Ladder it is formed with in upper chamber，The internal diameter of one end of its adjacent end wall is big compared with the internal diameter of adjacent partition wall one end，The periphery of spaced walls is provided with the first sealing ring and the second sealing ring，The periphery of one section that piston is inserted in the blast mouth of end cap is provided with the 3rd sealing ring，Piston offers the first passage vertically from the one end with spaced walls，First passage extends to a section of corresponding lower chamber，Piston offers air guide channel vertically from the one end coordinating end cap，Air guide channel extends to a section of corresponding spaced walls，Piston is positioned on the outer peripheral face of a section of lower chamber and radially offers the second passage，Second passage and the connection of the first passage，Second passage exit is cased with rubber case，Rubber case plays check valve effect，Piston radially offers quick air-vent on the outer peripheral face of spaced walls，Quick air-vent is opened between the first sealing ring and the second sealing ring，Quick air-vent connects with air guide channel，Spring is arranged in upper chamber，Both ends of the spring compresses described end wall and spaced walls respectively，Piston is made to support described end cap.
  5. null5. air firecracker according to claim 1，It is characterized in that: described monitor body one end is formed with end wall，End wall offers trachea connecting hole，The other end opening of monitor body，This opening is provided with end cap，End cap central has blast mouth，One end of piston is set in the blast mouth of end cap and the periphery of piston is formed to support and supports inside edge and end cap，The periphery of the piston other end is convexly equipped with spaced walls，Upper chamber is formed as between spaced walls and end wall，Lower chamber is formed as between spaced walls and end cap，The periphery of spaced walls is provided with the first sealing ring，The periphery of one section that piston is inserted in the blast mouth of end cap is provided with the second sealing ring，Piston offers air guide channel vertically from the one end with spaced walls，Air guide channel extends to one end of corresponding lower chamber，Piston is positioned on the outer peripheral face of a section of lower chamber and radially offers the first passage，Connect with air guide channel，First passage exit is cased with rubber case and plays check valve effect，The described edge that supports has air-vent vertically.
  6. null6. air firecracker according to claim 1，It is characterized in that: described monitor body one end is formed with end wall，End wall offers trachea connecting hole，Monitor body other end opening，This opening is provided with end cap，End cap has blast mouth，One end of piston is set in the blast mouth of end cap and the periphery of piston is formed and supports edge and support with end cap，The periphery of the piston other end is convexly equipped with spaced walls，Upper chamber is formed as between spaced walls and end wall，Lower chamber is formed as between spaced walls and end cap，The periphery of spaced walls is provided with the first sealing ring，The periphery of one section that piston is inserted in the blast mouth of end cap is provided with the second sealing ring，Piston offers the first passage vertically from the one end with spaced walls，First passage extends to a section of corresponding lower chamber，Piston offers air guide channel vertically from the one end coordinating end cap，Air guide channel extends to a section of corresponding spaced walls，Piston is positioned on the outer peripheral face of a section of lower chamber and radially offers the second passage，Second passage and the connection of the first passage，Second passage exit is cased with rubber case and plays check valve effect，Piston offers quick air-vent vertically from the one end with spaced walls，Quick air-vent connects with air guide channel alignment，Check valve is installed in quick air-vent and is connected to the stroke lever of check valve one end，Quick air-vent and upper chamber are separated by check valve，With after stroke lever pushes away check valve predeterminable range，Quick air-vent connects with upper chamber.
  7. null7. air firecracker according to claim 1，It is characterized in that: include spring，Monitor body one end open，The other end is closed，The opening periphery of monitor body forms step trough and is socketed for end cap，End cap is socketed in the opening of monitor body，End cap offers guide hole along axle center，End cap has trachea connecting hole vertically，The perisporium of end cap radially offers blast mouth，One end of piston is set in guide hole，The other end stretches to the inner chamber of monitor body hollow，The periphery wall of piston is convexly equipped with spaced walls，Spaced walls is in stepped two sections，Upper chamber is formed as between spaced walls and end wall，Lower chamber is formed as between spaced walls and the blind end of monitor body，The periphery of a section that is set in guide hole of piston is provided with the first sealing ring，The periphery of one end that spaced walls is relatively large in diameter is provided with the second sealing ring、The periphery of one end that spaced walls diameter is less is provided with the 3rd sealing ring，Piston centre offers air guide channel vertically，Piston correspondence is contained on the periphery wall of a section in upper chamber and offers the first passage，Correspondence is contained on the periphery wall of a section in lower chamber and offers the second passage，First passage and the second passage all connect with air guide channel，Second passage exit is cased with rubber case and plays check valve effect，The diameter of axle that piston bush is located in guide hole is less than the aperture of guide hole，Spring is arranged in upper chamber，Both ends of the spring compresses described end cap and spaced walls respectively，The spaced walls making piston supports the end face of described monitor body opening.
  8. null8. air firecracker according to claim 1，It is characterized in that: include spring，Monitor body one end open，The other end is closed，The opening periphery of monitor body forms step trough to be socketed end cap，End cap has trachea connecting hole vertically，The perisporium of end cap radially offers blast mouth，The periphery wall of piston is convexly equipped with spaced walls，Spaced walls is in stepped two sections，Upper chamber is formed as between spaced walls and the end wall of end cap，Ladder it is formed with in upper chamber，Lower chamber is formed as between spaced walls and the blind end of monitor body，The spaced walls periphery of piston is provided with the first sealing ring、Second sealing ring and the 3rd sealing ring，First sealing ring and the second sealing ring are arranged on coupling that spaced walls is relatively large in diameter one end in end cap，3rd sealing ring is arranged on the less coupling of spaced walls diameter one end in monitor body，Piston from be positioned at upper chamber one end end face centrally along axially offering air guide channel，Air guide channel extends to one end being positioned at lower chamber of piston，Piston correspondence is contained on the periphery wall of a section in lower chamber and offers the first passage，First passage connects with air guide channel，First passage exit is cased with rubber case and plays check valve effect，The spaced walls of piston is further opened with quick air-vent，Quick air-vent includes left and right two port of export radially extended and the air flue trunk axially extending the connection left and right port of export，The outlet of quick air-vent left end is between the first sealing ring and the second sealing ring，Right-hand member outlet connects with blast mouth，Spring is arranged in upper chamber，Both ends of the spring compresses described end cap and spaced walls respectively，The spaced walls making piston supports the end face of described monitor body opening.
  9. null9. an air firecracker，It is characterized in that: include monitor body、Piston、End cap，Monitor body is the housing structure of a hollow，Its one end is closed，Other end opening，Opening is provided with end cap，The perisporium of monitor body offers blast mouth，The perisporium of monitor body inner chamber is convexly equipped with convex，End cap has trachea connecting hole and monitor body inner space，The periphery of one end that end cap is set in monitor body is provided with end cap seal circle，Piston is arranged in monitor body，The diameter of the interlude of piston is suitable with the internal diameter of monitor body，The diameter of piston two ends section is little compared with the diameter of interlude，Its two ends are respectively seen as left end section、Right-hand member section，The outer peripheral face of piston left end section radially offers passage，And piston is offered air guide channel vertically and is connected with passage，The right-hand member end face of the through piston of air guide channel，Equipped with the first sealing ring on the outer peripheral face of piston left end section，Second sealing ring on the outer peripheral face of piston interlude，And the end face of piston right-hand member section is taper and is cased with conical seal ring，On conical seal ring, thorn has air-vent，Play check valve effect，The end cap seal circle of end cap coordinates the first sealing ring in piston left end section that firecrackers are divided into the first air chamber，The first sealing ring on piston、Firecrackers are divided into the second air chamber by the second sealing ring and monitor body，Firecrackers are divided into the 3rd air chamber by conical seal ring and monitor body on piston，Blast mouth and firecrackers inner plenum are kept apart by the second sealing ring and conical seal ring on piston，Compression air in second air chamber is flowed in the 3rd air chamber by passage and air-vent，And reversely can not.
  10. 10. the air firecracker according to any one of claim 1-9, it is characterised in that: being provided with electromagnetic valve in described monitor body, piston passes through solenoid-driven.
  11. 11. a firecrackers string, including air pump, valve, trachea, switch and relief valve, air pressure is transported to tracheal strips by valve by air pump, it is characterized in that: trachea is parallel with some air firecracker as described in any one of claim 1-10, the pore of air firecracker is connected with trachea by pipeline, and switch and relief valve are connected on trachea.
  12. 12. a firecrackers string, including air pump, valve, trachea, switch and relief valve, air pressure is transported to tracheal strips by valve by air pump, it is characterized in that: also include the air firecracker described at least two such as claim 1-9, each air firecracker at least has two each and every one trachea connecting holes, one of them connects with upper chamber, another connects with lower chamber, call air chamber trachea connecting hole and lower chamber trachea connecting hole respectively, trachea is connected to the upper chamber trachea connecting hole of first air firecracker, then the lower chamber trachea connecting hole of first air firecracker and the upper chamber trachea connecting hole of second air firecracker connect, the upper chamber trachea connecting hole of the lower chamber trachea connecting hole of second air firecracker and the 3rd air firecracker connects, below by that analogy.
CN201610280966.4A 2016-04-29 2016-04-29 Air firecracker and firecrackers string Active CN105783607B (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107421396A (en) * 2017-09-20 2017-12-01 广州市君尚环保科技有限公司 Air salute monomer and its concatermer
CN114288680A (en) * 2020-10-07 2022-04-08 林庆辉 Disposable air firecracker
CN114877747A (en) * 2022-05-31 2022-08-09 深圳市七彩化妆用具有限公司 Saluting gun assembly and environment-friendly saluting gun device

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Publication number Priority date Publication date Assignee Title
GB2290127A (en) * 1994-06-03 1995-12-13 Jit Yong Lim Imitation firecracker
CN2269880Y (en) * 1996-07-01 1997-12-10 颜之亨 Joyous string capable of sounding like firecracker and throwing colour pieces
CN1313782A (en) * 1998-08-31 2001-09-19 泰龙私人有限公司 Acoustic generator
CN2546064Y (en) * 2002-02-22 2003-04-23 张宝全 Small balloon-blowingcracker
CN202393302U (en) * 2011-12-15 2012-08-22 凌琦媛 Air pressure type firecracker
CN102872597A (en) * 2012-09-26 2013-01-16 王新明 Air firecracker
CN205619834U (en) * 2016-04-29 2016-10-05 广州市君尚环保科技有限公司 Air firecrackers and firecrackers cluster

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2290127A (en) * 1994-06-03 1995-12-13 Jit Yong Lim Imitation firecracker
CN2269880Y (en) * 1996-07-01 1997-12-10 颜之亨 Joyous string capable of sounding like firecracker and throwing colour pieces
CN1313782A (en) * 1998-08-31 2001-09-19 泰龙私人有限公司 Acoustic generator
CN2546064Y (en) * 2002-02-22 2003-04-23 张宝全 Small balloon-blowingcracker
CN202393302U (en) * 2011-12-15 2012-08-22 凌琦媛 Air pressure type firecracker
CN102872597A (en) * 2012-09-26 2013-01-16 王新明 Air firecracker
CN205619834U (en) * 2016-04-29 2016-10-05 广州市君尚环保科技有限公司 Air firecrackers and firecrackers cluster

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107421396A (en) * 2017-09-20 2017-12-01 广州市君尚环保科技有限公司 Air salute monomer and its concatermer
CN114288680A (en) * 2020-10-07 2022-04-08 林庆辉 Disposable air firecracker
CN114288680B (en) * 2020-10-07 2024-04-16 林庆辉 Disposable air firecracker
CN114877747A (en) * 2022-05-31 2022-08-09 深圳市七彩化妆用具有限公司 Saluting gun assembly and environment-friendly saluting gun device

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