CN105783607B

CN105783607B - Air firecracker and firecrackers string

Info

Publication number: CN105783607B
Application number: CN201610280966.4A
Authority: CN
Inventors: 王新明
Original assignee: Guangzhou Junshang Environment Protection Science & Technology Co Ltd
Current assignee: Guangzhou Junshang Environment Protection Science & Technology Co Ltd
Priority date: 2016-04-29
Filing date: 2016-04-29
Publication date: 2017-10-24
Anticipated expiration: 2036-04-29
Also published as: CN105783607A

Abstract

The present invention provides a 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, spaced walls are formed with piston outer periphery wall or monitor body internal perisporium, and monitor body inner chamber is divided into 2 air chambers, the air flue provided with one-way flow is connected between 2 air chambers, tracheae connecting hole is offered in monitor body or end cap, quick air-vent is designed with gap between end cap, piston or piston and monitor body, end cap or monitor body offer blast mouth, and the motion of piston is to seal or open blast mouth.Air firecracker of the present invention can replace traditional firecrackers, reusable and do not pollute the environment.

Description

Air firecracker and firecrackers string

Technical field

The present invention relates to firecrackers, and in particular to a kind of reusable and free from environmental pollution air firecracker and firecrackers string.

Background technology

Firecrackers history is of long standing and well established, set off firecracker turn into the Chinese nation celebrate grand celebration when held a ceremony it is important Part, this ceremony supports the faith and dream of global Chinese jointly, has become traditional culture of the Chinese nation.

However, mostly in the market is traditional explosive firecrackers, in production or transport, a large amount of firecrackers are packed together, one The harm that denier blast is produced is very huge, and the not only severe contamination environment when setting off, at the same be also possible to wound people and Fire is produced, because traditional firecrackers are expendable consumed product, it is impossible to reuse, a large amount of rubbish are left after setting off, be also result in The waste of resource, has many cities to prohibit setting off for explosive firecrackers.Although electronic firecracker safety and environmental protection, is limited by power supply System, and only sound, without dynamic, smog and smell, allow people to be not felt by that atmosphere set off firecracker.

The content of the invention

In view of the above, the present invention is necessary to provide a kind of gunpowder replaced in traditional firecrackers, it is reusable and The air firecracker not polluted the environment.

A kind of air firecracker, including monitor body, end cap, piston, monitor body are the hollow structure of one end open, and end cap is encapsulated in big gun One end of body opening, piston is arranged in monitor body, and spaced walls are formed with piston outer periphery wall or monitor body internal perisporium by monitor body inner chamber It is divided into the air flue provided with one-way flow between 2 air chambers, 2 air chambers to connect, tracheae connecting hole is offered in monitor body or end cap, holds Quick air-vent is designed with gap between lid, piston or piston and monitor body, end cap or monitor body offer blast mouth, piston Motion to seal or open blast mouth, passing through tracheae connecting hole, an air chamber injects gas thereto, and passes through unidirectional air flue Flow into another air chamber so that 2 air chambers air pressure balance, then wherein the air pressure of an air chamber slowly discharges decline so that in two gas Pressure differential is formed between room, and then piston is slowly moved, quick air-vent quick release is passed through after piston movement pre-determined distance Gas in the relatively low air chamber of air pressure so that piston is quickly moved, and piston is quickly moved after pre-determined distance, the higher air chamber of air pressure It is interior connect with blast mouth, so that the gas indoor gas for obtaining high pressure produces explosive sound by exploding mouth abrupt release.

A kind of air firecracker, including monitor body, piston, end cap, monitor body are a hollow housing structures, and its one end is closed, Another end opening, openend, which is provided with end cap, the perisporium of monitor body, offers blast mouth, is convexly equipped with the perisporium of monitor body inner chamber prominent It is provided with tracheae connecting hole on platform, end cap to connect with monitor body inner chamber, the periphery of one end that end cap is set in monitor body is provided with end cap Sealing ring, piston is arranged in monitor body, and the diameter of the interlude of piston is suitable with the internal diameter of monitor body, the diameter at piston two ends section compared with The diameter of interlude is small, and its two ends is respectively seen as radially offering on left end section, right-hand member section, the outer peripheral face of piston left end section logical Stomata, and piston opens up air guide channel and connected with passage vertically, the right-hand member end face of air guide channel insertion piston, and piston is left Hold and the second sealing ring on the first sealing ring, the outer peripheral face of piston interlude is housed on the outer peripheral face of section, and the end of piston right-hand member section Face is taper and is cased with thorn on conical seal ring, conical seal ring have air-vent, plays unidirectional valve action, the end cap seal of end cap Circle coordinates the first sealing ring in piston left end section that firecrackers are divided into the first sealing ring on the first air chamber, piston, second close Firecrackers are divided into the 3rd air chamber by the conical seal ring and monitor body that firecrackers are divided on the second air chamber, piston by seal and monitor body, The second sealing ring and conical seal ring on piston keep apart blast mouth with firecrackers inner plenum, and the compression in the second air chamber is empty Gas is flowed in the 3rd air chamber by passage and air-vent, and reversely can not.

Further, magnetic valve is provided with the monitor body, piston passes through solenoid-driven.

The present invention also provides the firecrackers string with the air firecracker.

A kind of firecrackers string, including air pump, valve, tracheae, pressure switch and safety valve, air pump is by valve by air pressure It is transported to and some described air firecrackers is parallel with tracheal strips, tracheae, the stomata of air firecracker is connected by pipeline with tracheae, Pressure switch is connected to tracheae and the tracheae connecting hole of air firecracker, and safety valve is arranged on tracheae end.

Air pressure is transported to by a kind of firecrackers string, including air pump, valve, tracheae, switch and safety valve, air pump by valve At least there are two tracheae connecting holes in tracheal strips, in addition to the air firecracker described at least two, each air firecracker, its In one connected with upper chamber, another is connected with lower chamber, call respectively air chamber tracheae connecting hole and lower chamber tracheae connection Hole, tracheae is connected to the lower chamber tracheae of the upper chamber tracheae connecting hole, then first air firecracker of first air firecracker Connecting hole is connected with the upper chamber tracheae connecting hole of second air firecracker, the lower chamber tracheae connecting hole of second air firecracker Be connected with the upper chamber tracheae connecting hole of the 3rd air firecracker, behind by that analogy.

The invention has the advantages that：

1. wide using scope, for example the inflammable place such as colliery, oil gas field can be used, or even be put into water can also Use；

2. it can be used with repetitive cycling, a disk firecrackers can at least be used 1 year, only need to fill a certain amount of before every time Air just can be with；

3. length, sound size and musical note can be adjusted, and can be concatenated between polydisc firecrackers, and pressure and firecrackers capacity are not Of different sizes with sound, firecrackers position difference musical note is different；

4. it is environmentally friendly, air will not be polluted, rubbish will not be produced.The energy source of air firecracker is compressed air, generation Smog is water smoke, and all without pollution environment, what is given out is fragrance, is also harmless to human body；

5. safety, will not accidental explosion, fire will not be caused, will not wound and people and blow up building.Air firecracker is in inflation When have pressure overflow protection, can automatically be overflowed when pressure is charged to permission maximum pressure, and sound the alarm, now stop Inflation.It is all safe to be exploded under maximum pressure to people and building.All it is low pressure shape in firecrackers when manufacture and transport State, will not occur in accidental explosion accident, firecrackers factory also without explosive, accidental explosion accident will not also occur during production；

6. economic value, social value and cultureal value are provided simultaneously with.It can be worker, enterprise and political affairs to sell air firecracker Mansion create income, economic value it is clear that and it is the firecrackers of safety and environmental protection, instead of after explosive firecrackers pollute will Reduce a lot, it is also meaningful to society, additionally it is possible to continue on the premise of free from environmental pollution and develop us and set off firecracker Traditional culture；

7. spin-off is numerous, according to air firecracker principle, can be designed that a variety of more joyful toys for children and Demolition set etc.；

8. attractive appearance, because air firecracker is simple in construction, outward appearance can paint various patterns above with flexible design And word, existing actual use meaning, there is decoration significance again.

The pollution to air is directly reduced in firecrackers explosion time, and fire will not be caused and people is wound, firecrackers housing can Used with repetitive cycling, reinflated after blast to can also continue to use, more safety and environmental protection, can also according to the requirement of client, The firecrackers of customized various smells, can also outside firecrackers housing one layer of red paper of surface cover, reach fullly red effect, inside add some points Water, blast out has water smoke effect, adds luminescent material and also has illumination effect, the infinite approach explosive firecrackers in using effect, Without dangerous as traditional firecrackers and pollution environment.

The preferred embodiments of the invention and its advantage, will combine embodiment and be further described.

Brief description of the drawings

Accompanying drawing is, for providing a further understanding of the present invention, and to constitute a part for specification, and following specific Embodiment is used to explain the present invention together, but should not be construed as limiting the invention.In the accompanying drawings,

Fig. 1 is the schematic cross-section of air firecracker first embodiment of the present invention；

Fig. 2 has the structural representation of the firecrackers string of multiple air firecrackers in parallel for the present invention；

Fig. 3 has the structural representation of the firecrackers string of the air firecracker of multiple series connection for the present invention；

Fig. 4 is the schematic cross-section of air firecracker second embodiment of the present invention；

Fig. 5 is the schematic cross-section of air firecracker 3rd embodiment of the present invention；

Fig. 6 is the schematic cross-section of air firecracker fourth embodiment of the present invention；

Fig. 7 is the schematic cross-section of the embodiment of air firecracker the 5th 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 the embodiment of air firecracker the 7th of the present invention；

Figure 10 is the magnetic valve schematic cross-section applied to air firecracker of the present invention；

Figure 11 is another magnetic valve schematic cross-section applied to air firecracker of the present invention；

Figure 12 is the schematic cross-section of the embodiment of air firecracker the 8th of the present invention；

Figure 13 has the structural representation of the firecrackers string of the air firecracker shown in multiple Figure 12 in parallel for the present invention；

Figure 14 is the schematic cross-section of the embodiment of air firecracker the 9th of the present invention；

Figure 15 is the close-up schematic view of the embodiment of air firecracker the 9th of the present invention；

Figure 16 is the schematic cross-section of the embodiment of air firecracker the tenth of the present invention.

Embodiment

The embodiment of the present invention is described in detail below in conjunction with accompanying drawing.It should be appreciated that this place is retouched The embodiment stated is merely to illustrate and explain the present invention, and is not intended to limit the 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 One hollow and two ends insertion housing structure, the inner chamber of monitor body 101 forms spaced walls 108, and monitor body 101 is separated into first Chamber section and second inner chamber section.Spaced walls 108 are centrally formed axle center hole, axle center hole connection first inner chamber section and second inner chamber section, Axle center hole is in "convex" shaped, is the connection of aperture different two sections, and it is big compared with the first hole section that axle center hole includes the first hole section and aperture Second hole section, (in diagram, the first hole section is located at the left side of the second hole section, accordingly, it is illustrated that the left end of monitor body can be considered monitor body First end, the right-hand member of monitor body can be considered the second end of monitor body, for the ease of intuitivism apprehension, subsequent descriptions combine with diagram it is left, Right bit is stated) spaced walls 108 can prevent piston 103 always toward left movement, and end cap 102 can also be prevented to turn right always Motion.Quick air-vent 107, the first air admission hole 110 and the second air admission hole 111 are provided with the perisporium of monitor body 101.Quick air-vent 107 be opened on perisporium with the corresponding position of spaced walls 108, connected with the axle center hole of spaced walls 108；First air admission hole 110 is also Be opened on perisporium with the corresponding position of spaced walls 108, the L-shaped hole of the first air admission hole 110 is that radial aperture on perisporium is preset Vertical bending extension is connected with first inner chamber section after distance.Second air admission hole 111 is opened on perisporium and second inner chamber section Corresponding position, is connected with second inner chamber section.The right-hand member of monitor body 101 is provided with blast mouth 112.End cap 102 is arranged on the of monitor body 101 One inner chamber section, forms a upper chamber 118 (can also be left air chamber) between spaced walls 108, and end cap 102 is consolidated by way of screw thread Surely it is set in the left end of piston 103.The end face center of end cap 102 is provided with tracheae connecting hole 105, for connecting with outside tracheae Connect, sealing ring 113 is housed on the perisporium of end cap 102, the left end of monitor body 101 is sealed up and separated with the external world.Piston 103 is along monitor body 101 axial direction is set in the inner chamber of monitor body 101, and piston 103 includes the sealing of main body bar portion and formation in main body bar portion end End.The diameter of main body bar portion is small compared with the diameter of sealing end, and main body bar portion passes through the axle center hole of the spaced walls 108, sealing The diameter of end is suitable with the diameter of the second inner chamber section of monitor body so that gas is formed between sealing end and spaced walls 108 Room 119 (can be right air chamber) again.The main body bar portion of piston 103 is in "convex" shaped bar segment, to the axle center with the spaced walls 108 Hole is engaged, and main body bar portion includes the first bar segment and diameter second bar segment big compared with the first bar segment, the diameter of the first bar segment and the Quite, the first bar segment is arranged with the first hole section in the aperture of one hole section；The diameter of second bar segment is suitable with the aperture of the second hole section, the Two bar segments are arranged with the second hole section.First bar segment periphery is equipped with the first sealing ring 114, and the 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, the first sealing ring 114 every The gas of exhausted upper chamber 118 and quick air-vent 107 circulates, the second sealing ring 115 isolation lower chamber 119 and quick air-vent 107 gas circulation.Air guide channel is offered along axial line in the main body bar portion of piston 103, air guide channel is in main body bar portion The end face center of one end away from the sealing end is opened up, and is extended along direction of axis line, and the is extended to after the first bar segment Default distance in two bar segments.The first passage 106 and the second passage are opened up on the outer peripheral face of the main body bar portion of piston 103 109, the first passage 106 is opened in the first bar segment to be connected with the air guide channel, and the second passage 109 is opened in the second bar The end connection of air guide channel described in Duan Shangyu.The exit of second passage 109 is cased with rubber case 116, and rubber case 116 is unidirectional Valve action, allows the compressed air in upper chamber 118 to flow into lower chamber 119, and the compressed air in lower chamber 119 can not It is back in upper chamber 118.The sealing end of piston 103 is further fitted with sealing ring 117, will strengthen the sealed end of monitor body 101 Portion and extraneous sealing.

When air firecracker is installed, piston 103 is attached in the second inner chamber of monitor body 101 section, and the main body bar of piston 103 First hole section of first bar segment in portion through spaced walls 108 is entered in upper chamber 118, the first passage 106 and upper chamber 118 Communicate, the second passage 109 is communicated with lower chamber 119, end cap 102 is attached in the first inner chamber of monitor body 101 section, end cap 102 With the first bar segment bolt of the main body bar portion of piston 103, the air guide channel of piston 103 is connected with the tracheae of the end cap 102 Hole 105 is aligned.Spring 104 is elastic spring, and spring 104 is arranged in upper chamber 118, and is arranged first bar segment, bullet The one end of spring 104 compresses end cap 102, and the other end compresses the spaced walls 108 so that the second bar segment of the main body bar portion of piston 103 Offseted with spaced walls axially.

During single air firecracker work, the first air admission hole 110 and the second air admission hole 111 are closed first.It is being filled with Before compressed air, end cap 102 and piston 103 are in the presence of the elastic force of spring 104, in inactive state as shown in Figure 1, upper gas Now separated outside room 118 and the gas removing pipe connecting hole 105 of lower chamber 119 with the external world.Firecrackers pressurising is given from tracheae connecting hole 105 Contracting air, compressed air is respectively enterd in upper chamber 118 and lower chamber 119, stops inflation after the pressure of setting is charged to.Due 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, can make gas Pressure in room 118 is slightly larger than the pressure of lower chamber 119, therefore compressed air and spring 104 act on end cap 102 and piston Making a concerted effort on 103 should be that to the left, now due to the prevention of spaced walls 108, end cap 102 and piston 103 can not be to left movements, still It is to be in inactive state as shown in Figure 1.After slowly being deflated from tracheae connecting hole 105 or by the first air admission hole 110, upper gas Air pressure in room 118 can be reduced gradually, and the air pressure in lower chamber 119 will not drop under the stop of rubber case 116 Low, the pressure that the reduction of the pressure of upper chamber 118 acts on the sealing end of piston 103 afterwards to a certain extent can make end cap 102 and living Plug 103 is slowly moved right together, when the sealing ring 114 on piston 103 is moved at quick air-vent 107, upper chamber 118 Interior compressed air can be discharged quickly at quick air-vent 107, and now end cap 102 and piston 103 can be transported quickly to the right Dynamic, the sealing ring 117 of piston seal end can move to abjection 112 1 points of mouth of blast, when the right-hand member of end cap 102 is by spaced walls 108 The left side stops rear stop motion, and the mouth that now explodes is quickly opened, and the compressed air in lower chamber 119 is gone out by abrupt release Go, produce explosive sound, then firecrackers recover original inactive state again in the presence of the elastic force of spring 104.So design can be with Sound produces interval when multiple firecrackers is connected to together, and the speed speed that interval length can be leaked according to upper chamber tracheae is carried out Adjustment.

Air firecracker shown in Fig. 1 can produce a firecrackers string, be the schematic diagram of big gun of ending a teaching or coaching career as shown in Figure 2, including can Modulation amount air pump 201, valve 202, tracheae 203, pressure switch 204, firecrackers individual 205 and safety valve 206.Air pump 201 is Firecrackers system provides compressed air, is transported to by valve 202 in tracheae 203.Valve 202 is a check valve, similar tire gas Mouth, can only air inlet be unable to outlet.Several firecrackers individuals 205 are connected with tracheae 203, these firecrackers individuals 205 are connected in parallel on gas On pipe 203, the tracheae connecting hole 105 of firecrackers individual 205 is connected by pipeline with tracheae 203, and first on firecrackers individual 205 enters The air admission hole 111 of stomata 110 and second is not switched on.Pressure switch 204 can be connected on tracheae 203 with the mode of screw thread, also may be used Directly to mould onto tracheae 203.Pressure switch 204 is type pilot pressure switch, and pressure reaches that setting value can be opened quickly, exhaust Flow is more than air pump flow, and pressure can be closed automatically again after declining.Safety valve 206 is arranged on the tail end of tracheae 203, to whole whip Gun system plays safeguard protection, and when the pressure of firecrackers system is higher than warning value, safety valve can automatically turn on pressure release and send report Alert sound.Air pump 201 can select silent pump as needed, and pressure and flow are adjustable, and air pump can also be replaced with an air accumulator.Gas Mouth 202 and safety valve 206 can be disassembled, and can be concatenated between big gun of ending a teaching or coaching career more.Inflated with air pump 201 for firecrackers system, when When the pressure of whole system is charged to the opening value of pressure switch 204, pressure switch 204 can quickly be opened and deflated, firecrackers individual 205 The flow of connection tracheae 203 is reduced successively from top to bottom, then firecrackers individual 205 will be sequentially generated blast from top to bottom Sound.System pressure can decline after firecrackers blast, and pressure switch 204 is closed again, and air pump 201 is in lasting inflation, from bottom to up It is again the firecrackers inflation after blast, enters next circulation again after being completely filled with, wants that stopping explosion time closing air pump i.e. Can.One chip or single-chip microcomputer can be installed for system, there is counting and distant control function, will by remote control or mobile phone A PP inputs Automatically controlled after loud number of times and pressure and ring number and sound size.Water smoke effect is had after moisture blast is added in compressed air, Different odor can be given out by adding different smells, and the red paper of parcel can also blast red effect fullly at blast mouth.Firecrackers Fluorescence material or lampet are added in system, illumination effect is also had.

A big gun of ending a teaching or coaching career can also be reduced into only connecing a firecrackers in Fig. 2.Second air admission hole 111 is blocked, in the first air inlet A pressure switch is connected at hole 110, persistently compressed air is filled to firecrackers at tracheae connecting hole 105, firecrackers capacity very little, very Setting pressure can be just charged to soon, flow of aerating air and firecrackers capacity is calculated, and this time can be controlled at 0.15 second or so, when When pressure reaches the value of pressure switch, pressure switch can be opened moment, and the flow of pressure switch is much larger than flow of aerating air, upper chamber 118 compressed air can be discharged in 0.05 second, and now firecrackers can send explosive sound, and then pressure switch is closed again immediately Close, into next circulation, such repetitive cycling is gone down, as long as not stopping inflating for firecrackers, single firecrackers also can be continuous Produce sound.Pressure switch, which is changed into a normally closed magnetic valve, can also realize the effect that this single repetitive cycling is rung.

It between another connected mode of big gun of ending a teaching or coaching career, firecrackers individual is series relationship that Fig. 3, which is, and firecrackers string includes can modulation Measure air pump 301, valve 302, tracheae 303, pressure switch 304, the first firecrackers individual 305 and the second firecrackers individual 306 and peace Full valve 307.The tracheae connecting hole 105 of first firecrackers individual 305 is connected with main tracheae 303, and the first of the first firecrackers individual 305 enters Stomata 110 is connected with pressure switch 304, behind the tracheae connecting holes 105 of firecrackers all do not open, the first air inlet of latter one firecrackers Hole 110 is connected with the second air admission hole 111 of an above firecrackers.After upper firecrackers blast, lower chamber 119 becomes low pressure, under The pressure release of upper chamber 118 of one firecrackers, and then produces explosive sound, the like.The benefit so connected is each two firecrackers Between tracheae flow can be it is the same, rather than parallel connection reduce successively like that, harm is that the pressure of firecrackers is gradually to drop Low, if the firecrackers of connection are too many, firecrackers below are needed to reconnect main tracheae progress ftercompction, but check valve is made into The check valve as air pressure cup does not have back pressure, will not be in turn reduced even if the firecrackers pressure of series connection below yet.Can be with Change pressure switch into piston end that a travel switch is connected to last firecrackers, opened by the piston of last firecrackers Open circulation blast next time.

The pressure switch in Fig. 2 and Fig. 3 is changed into an air pressure and hand by the switch that can be opened, one end a teaching or coaching career it is many in big gun Some firecrackers individual is connected, so air pump is pulled down after gas of substituting the bad for the good, open air can be very easily taken and use, or even be put into water In 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 One hollow housing structure, its first end (diagram left end), which is formed with end wall, end wall, offers axle center hole and tracheae connection Hole 412, the second end (diagram right-hand member) opening of monitor body, openend is provided with end cap 402, and end cap 402 is by way of screw thread Connected together with monitor body 401, the center of end cap 402 is provided with blast mouth 404.Piston 403 is arranged on inside monitor body 401, piston 403 One end be set in the axle center hole of end wall, the other end is set in the blast mouthfuls 404 of end cap 402.Between being convexly equipped with piston 403 The inner chamber of monitor body 401 is divided into upper chamber 415 (the left air chamber of diagram) and lower gas by next door, spaced walls adjacent end wall side, spaced walls Room 406 (the right air chamber of diagram), one section of the periphery that piston 403 is inserted in end wall axle center hole is equipped with the first sealing ring 413, spaced walls Periphery the second sealing ring 409 is installed, one section of the periphery that piston 403 is inserted in the blast mouth 404 of end cap 402 is provided with Air guide channel is offered vertically in three sealing rings 405, piston rod 403.Radially opened up respectively on the outer peripheral face of piston rod 403 First passage 410 and the second passage 407, are connected with air guide channel.First passage 410 is located at correspondence upper chamber One section of 415, is communicated with upper chamber 415；Second passage 407 is located at one section of correspondence lower chamber 406, with the phase of lower chamber 406 It is logical.The exit of second passage 407 is cased with rubber case 408, and the unidirectional valve action of rubber case 408 makes the pressure in upper chamber 415 Contracting air can be flowed into lower chamber 406, and the compressed air in lower chamber 406 can not be back in upper chamber 415, piston On 403 outer peripheral faces radially on be also provided with quick air-vent 411, connected with air guide channel, quick air-vent 411 is apart from sealing ring 413 is nearer so that the first passage 410 is located between the quick passage 407 of air-vent 411 and second.Spring 414 is arranged on upper Air chamber 415 and one section of piston 403 in the upper chamber 415 is arranged, the two ends of spring 414 compress the end wall and interval respectively Wall so that piston 403 supports the end cap 402 (periphery of piston 403 be formed with support edge and end cap 402 support).

During single firecrackers work, before compressed air is filled with, piston 403 is in the presence of the elastic force of spring 414, in such as figure Inactive state shown in 4.Compressed air is filled from tracheae connecting hole 412 to firecrackers, compressed air respectively enters upper chamber 415 with In air chamber 406, stop inflation after the pressure of setting is charged to.Slowly deflated from tracheae connecting hole 412 again, piston 403 is in air Slowly to left movement, when the first sealing ring 413 is moved on the outside of the left end of monitor body 401, quick air-vent 411 in the presence of pressure Exposed, quick air-vent 411 is connected with the first passage 410 positioned at upper chamber 415, so that rapidly by upper chamber 415 Compressed air discharge, the compressed air of lower chamber 406 is quick to push piston 403 to left movement, and the 3rd sealing ring 405 takes off Blast mouth 404 is separated out, rapidly blast mouth 404 is opened, the compressed air moment in lower chamber 406 discharges from blast mouth 404 Go out and produce 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 One hollow housing structure, its first end (diagram left end), which is formed with end wall, end wall, offers tracheae connecting hole 512, big gun The second end (diagram right-hand member) opening of body, the openend is provided with end cap 502, end cap 502 by way of screw thread with monitor body 501 Connect together, the center of end cap 502 is provided with blast mouth 504.Piston 503 is arranged on inside monitor body 501, one end set of piston 503 It is located in the blast mouth 504 of end cap 502 and the periphery of piston 503 is formed with and supports edge with being supported on the inside of end cap 502, piston The periphery of 503 other ends is convexly equipped with spaced walls, and the diameter of spaced walls is suitable with the diameter of the inner chamber of monitor body 501, spaced walls and end wall Between be formed as upper chamber 511 (diagram left air chamber), be formed as (the right gas of diagram of lower chamber 506 between spaced walls and end cap 502 Room).Further, it is formed with ladder in upper chamber 511 so that be in horizontal convex cavity, its approach end in upper chamber 511 The internal diameter of one end of 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 Two sealing rings 515, the first sealing ring 514 and the second sealing ring 515 have certain spacing.Piston 503 is inserted in the quick-fried of end cap 502 One section of periphery in fried mouth 504 is provided with the 3rd sealing ring 505.Piston 503 is opened up vertically from one end with spaced walls First passage 510, the first passage 510 extends to correspondence one section of lower chamber 506, and piston 503 is from coordinating the one of end cap 502 End opens up air guide channel vertically, and air guide channel extends to one section of correspondence spaced walls, and air guide channel and the first passage 510 are flat OK.Piston 503, which is located on one section of outer peripheral face of lower chamber 506, radially opens up the second passage 507, the second passage 507 Connected with the end of the first passage 510, that is, realize that lower chamber 506 is connected with upper chamber 511.The exit of second passage 507 Rubber case 508 is cased with, the unidirectional valve action of rubber case 508 allows the compressed air in upper chamber 511 to flow into lower chamber 506 It is interior, and the compressed air in lower chamber 506 can not be back in upper chamber 511.In edge on the outer peripheral face of spaced walls on piston 503 Quick air-vent 509 radially is offered, quick air-vent 509 is opened between the first sealing ring 514 and the second sealing ring 515, Quick air-vent 509 is connected with air guide channel, to connect ambient atmosphere.Spring 513 is arranged in upper chamber 511,513 liang of spring End compresses the end wall and spaced walls respectively so that piston 503 supports the end cap 502, and (the periphery shape of piston 503 supports edge Supported with end cap 502).

During single firecrackers work, before compressed air is filled with, piston 503 is in the presence of the elastic force of spring 513, in such as figure Inactive state shown in 5.Compressed air is filled from tracheae connecting hole 512 to firecrackers, compressed air respectively enters upper chamber 511 with In air chamber 506, stop inflation after the pressure of setting is charged to.Slowly deflated from tracheae connecting hole 512 again, piston 506 is in air Slowly to left movement in the presence of pressure, when quick air-vent 509 enters the larger one end of internal diameter in upper chamber 511, quickly Ground discharges the compressed air in upper chamber 511, and the compressed air of lower chamber 506 rapidly pushes piston 503 to left fortune Dynamic, the 3rd sealing ring 505 is rapidly opened from the blast abjection of mouth 504, and the compressed air moment in lower chamber 506 is from blast mouth 504 discharge and produce explosive sound.Because left side is slightly larger in the upper chamber 511 of monitor body 501, for convenience of later stage die sinking, Ke Yishe Right side end cap 502 and the one of monitor body 501 are counted into, detachable end will be set in the left side aperture transition position of monitor body 501.

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 one hollow Housing structure, its first end (diagram left end), which is formed with end wall, end wall, offers tracheae connecting hole 611, the second of monitor body (diagram right-hand member) opening is held, the openend is provided with end cap 602, and end cap 602 is connected to one by way of screw thread with monitor body 601 Rise, the center of end cap 602 is provided with blast mouth 604.Piston 603 is arranged on inside monitor body 601, and one end of piston 603 is set in end cap In the 602 blast mouth 604 and periphery of piston 603 is formed with and supports edge 613 with being supported on the inside of end cap 602, and piston 603 is another The periphery at end is convexly equipped with spaced walls, and the diameter of spaced walls is suitable with the diameter of the inner chamber of monitor body 601, is formed between spaced walls and end wall For upper chamber 610 (the left air chamber of diagram), be formed as lower chamber 606 (the right air chamber of diagram) between spaced walls and end cap 602.Spaced walls Periphery the first sealing ring 609 is installed, one section of the periphery that piston 603 is inserted in the blast mouth 604 of end cap 602 is provided with Two sealing rings 605.Piston 603 opens up air guide channel vertically from one end with spaced walls, and air guide channel is extended under correspondence One end of air chamber 606, piston 603, which is located on one section of outer peripheral face of lower chamber 606, radially opens up the first passage 607, with The end connection of air guide channel, realizes that lower chamber 606 is connected with upper chamber 610.The exit of first passage 607 is cased with rubber case 608, the unidirectional valve action of rubber case 608 allows the compressed air in upper chamber 610 to flow into lower chamber 606, and lower chamber Compressed air in 606 can not be back in upper chamber 610.The diameter for supporting edge 613 is only more a little bit smaller than aperture, therefore supports Holding the sealing ring 609 of edge 613 and first can support piston 603 to keep balance in monitor body 601, be unlikely to arbitrarily to rock, support It is very smooth that the right side of edge 613 and the left side of end cap 602 are processed, and can closely fit to together, support edge 613 along axle To being provided with air-vent 612.

During single firecrackers work, compressed air is filled with from tracheae connecting hole 611, compressed air is introduced into upper chamber 610, Promote piston 603 to move right, blast mouth 604 is blocked, and edge 613 will be supported and be tightly attached to the left side of end cap 602, continue to fill Gas, finally upper lower chamber all can be full of compressed air, stopping inflation when reaching setting value.When needing to make firecrackers blast loud, from gas Slowly deflated at pipe connecting hole 611, because the lifting surface area of the left end of piston 603 is big, it is flat that the lifting surface area of right-hand member is supported edge 613 Weighing apparatus falls most, even if the low piston 603 of atmospheric pressure during beginning in upper chamber 610 is still to move, lasting to deflate, on Piston 603 just can be to left movement after the pressure of air chamber 610 is dropped to a certain degree, and piston 603 is once to left movement, lower chamber 606 Interior compressed air is entered by air-vent 612 supports the right side of edge 613, and piston 603 can quickly increase with joint efforts to the left, piston 603 can be quick to left movement, and blast mouth 604 can be opened quickly, and the compressed air in lower chamber 606 is released quickly against in air and produced Raw 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 one hollow Housing structure, its first end (diagram left end), which is formed with end wall, end wall, offers tracheae connecting hole 712, the of monitor body 701 Two ends (diagram right-hand member) are open, and the openend, which is provided with end cap 702, end cap 702, is provided with blast mouth 704, and end cap 702 passes through spiral shell The mode of line is connected together with monitor body 701.Piston 703 is arranged on inside monitor body 701, and one end of piston 703 is set in end cap In the 702 blast mouth 704 and periphery of piston 703 is formed with and supports edge with being supported on the inside of end cap 702, the other end of piston 703 Periphery be convexly equipped with spaced walls, the diameter of spaced walls is suitable with the diameter of the inner chamber of monitor body 701, is formed as between spaced walls and end wall Upper chamber 711 (the left air chamber of diagram), is formed as lower chamber 706 (the right air chamber of diagram) between spaced walls and end cap 702.Spaced walls Periphery is provided with the first sealing ring 709, and one section of the periphery that piston 703 is inserted in the blast mouth 704 of end cap 702 is provided with second Sealing ring 705.Piston 703 opens up the first passage 710 vertically from one end with spaced walls, and the first passage 710 extends To one section of correspondence lower chamber 706, piston 703 is from coordinating one end of end cap 702 to open up air guide channel vertically, and air guide channel prolongs One section of correspondence spaced walls is extended, air guide channel is parallel with the first passage 710.Piston 703 is located at one section of lower chamber 706 The second passage 707 is radially opened up on outer peripheral face, the second passage 707 is connected with the end of the first passage 710, that is, realized Lower chamber 706 is connected with upper chamber 711.The exit of second passage 707 is cased with rubber case 708, and 708 check valves of rubber case are made With, the compressed air in upper chamber 711 is flowed into lower chamber 706, and the compressed air in lower chamber 706 can not flow back Into upper chamber 711.Piston 703 opens up quick air-vent 714, quick air-vent 714 vertically from one end with spaced walls It is aligned with air guide channel in connection, quick air-vent 714 and check valve is installed and check valve one end (diagram left end) is connected to Stroke lever 713, check valve separates quick air-vent 714 and upper chamber 711, as long as stroke lever 713 is turned right, to push away check valve pre- If distance, quick air-vent 714 can just be connected with upper chamber 711.

During single firecrackers work, compressed air is filled with from tracheae connecting hole 712, compressed air is introduced into upper chamber 711, Promote piston 703 to move right, blast mouth 704 is blocked, continue to inflate, final upper and lower air chamber can all be full of compressed air, reach To stopping inflation during setting value.When needing to make firecrackers blast loud, slowly deflated at tracheae connecting hole 712, piston 703 drives row Journey bar 713 is slowly to left movement, when stroke lever 713 pushes up the further motion after the end wall in left side into upper chamber 711, check valve It is opened, the compressed air in upper chamber 711 is quickly discharged into the atmosphere from quick air-vent 714 through air guide channel, piston 703 It is quick that to left movement, blast mouth 704 can be opened quickly, the compressed air in lower chamber 706 be released quickly against in air produce it is quick-fried Fried 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 designs are on the end cap 702 in the left side of monitor body 701, when stroke lever 713 is arrived on the top of piston 703, the compressed air of upper chamber 711 From the quick air-vent outflow on end cap 702.

It is due to that piston is into monitor body although the scheme of embodiment 2,3,4,5 is simpler than the scenario-frame of embodiment 1 Motion, piston low order end sealing ring is when blast mouth is slipped away, and sealing ring right hand piston part can now block up blast mouth It is most of, cause that compressed air release is not smooth, blast sound effective value is bad, so implement should when blast will start piston That moves is fast, and the part that sealing ring right hand piston stops blast mouth is reduced again.

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 One hollow housing structure, one end opening, other end closing, the openend periphery of monitor body 801 forms step trough, for end Lid 804 is socketed.End cap 804 is socketed in the openend of monitor body 801, the internal diameter of end cap 804 and the ladder groove portion of the openend of monitor body 801 The external diameter divided is suitable, to be set in the openend of monitor body 801 and be connected together by way of screw thread with monitor body 801.End Lid 804 opens up guide hole 806 along axle center.The first tracheae connecting hole 805 and the second tracheae connecting hole are provided with end cap 804 vertically 808, the first tracheae connecting hole 805 and the second tracheae connecting hole 808 are positioned at the both sides of guide hole 806.Along footpath on the perisporium of end cap 804 To offer blast mouth 812.Piston 802 is arranged on inside monitor body 801, and one end of piston 802 is set in guide hole 806, another End stretches to the hollow inner chamber of monitor body 801.Be convexly equipped with the periphery wall of piston 802 in spaced walls, spaced walls is in stepped Two sections, first paragraph diameter is suitable with the internal diameter of end cap 804, and second segment diameter is suitable with the internal diameter of monitor body 801, and spaced walls first paragraph holds Put the second segment in end cap 804 to be contained in monitor body 801, be formed as (the left gas of diagram of upper chamber 810 between spaced walls and end wall Room), be formed as lower chamber 816 (the right air chamber of diagram), the end of the openend of monitor body 801 between the blind end of spaced walls and monitor body 801 Face can prevent piston 802 from being slided always to the blind end of monitor body 801.One section of the periphery for being set in guide hole 806 of piston 802 First sealing ring 807 is installed, the periphery of one end (matching in one end of end cap 804) that spaced walls are relatively large in diameter is provided with Two sealing rings 811, the periphery of the less one end of spaced walls diameter (matching in one end of monitor body 801) are provided with the 3rd sealing ring 813.The center of piston 803 offers air guide channel vertically, and the correspondence of piston 803 is contained in one section of periphery in upper chamber 810 Opened up on wall and open up the second passage 815 on the first passage 809, one section of the periphery wall that correspondence is contained in lower chamber 816, First passage 809 is connected with the second passage 815 with air guide channel, so that upper chamber 810 is connected with lower chamber 816, The exit of second passage 815 is cased with rubber case 814, and the unidirectional valve action of rubber case 814 makes the compression in upper chamber 810 empty Gas can be flowed into lower chamber 816, and the compressed air in lower chamber 816 can not be back in upper chamber 810, due to piston 802 be set in the diameters of axle ratio guide hole 806 in guide hole 806 aperture it is slightly smaller, as long as the first sealing ring 807 is moved to outside end cap 804 Compressed air in side, upper chamber 810 just quickly can be flowed out to quickly in air from the gap of guide hole 806 and piston 802. Spring 803 is arranged in upper chamber 810, and the two ends of spring 803 compress the end cap 804 and spaced walls respectively so that piston 802 Spaced walls support the end face of the openend of monitor body 801.

During single firecrackers work, piston 802 is in state as shown in Figure 8 in the presence of the elastic force of spring 803, and explode mouth 812 are between the second sealing ring 811 and the 3rd sealing ring 813.Compressed air is filled with from the first tracheae connecting hole 805, is compressed Air successively enters in upper chamber 810 and lower chamber 816, and finally upper lower chamber can all be full of compressed air, when reaching setting value Stop inflation.When needing to allow the firecrackers blast ring, slowly deflated at the second tracheae connecting hole 808, piston 802 is before this slowly to the left Motion, when the first sealing ring 807 moves to 804 outside of end cap, compressed air in upper chamber 810 is from guide hole 806 and piston Quickly flowed out in 802 gap in air, piston 802 is quick to left movement, and blast mouth 812 is slipped over to the 3rd sealing ring 813 Place, blast mouth 812 can quickly open, the compressed air in lower chamber 816 through explode mouth 812 be released quickly against in air produce it is quick-fried Fried sound.

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 One hollow housing structure, one end opening, other end closing, the openend periphery of monitor body 901 forms step trough, for end Lid 904 is socketed.End cap 904 is socketed in the openend of monitor body 901, the internal diameter of end cap 904 and the ladder groove portion of the openend of monitor body 901 The external diameter divided is suitable, to be set in the openend of monitor body 901 and be connected together by way of screw thread with monitor body 901.End It is provided with vertically on lid 904 on tracheae connecting hole 906, the perisporium of end cap 904 and radially offers blast mouth 910.Piston 902 is pacified Inside monitor body 901, it is in stepped two sections, first paragraph to be convexly equipped with the periphery wall of piston 902 in spaced walls, spaced walls It is relatively large in diameter, suitable with the internal diameter of end cap 904, second segment diameter is smaller, suitable with the internal diameter of monitor body 901, spaced walls first paragraph holds Put in end cap 904, second segment is contained in monitor body 901, be formed as upper chamber 907 between the end wall of spaced walls and end cap 904 (the left air chamber of diagram), further, ladder is formed with upper chamber 907 so that empty in horizontal convex in upper chamber 907 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.Between the blind end of spaced walls and monitor body 901 Be formed as lower chamber 914 (the right air chamber of diagram), the end face of the openend of monitor body 901 can prevent piston 902 always to monitor body 901 Blind end is slided.The spaced walls periphery of piston 902 is provided with the first sealing ring 908, the second sealing ring 909 and the 3rd sealing ring 911, the first sealing ring 908 (is matched in end cap 904 with the second sealing ring 909 installed in one end that spaced walls are relatively large in diameter One end), the 3rd sealing ring 911 be arranged on the less one end of spaced walls diameter (matching one end in monitor body 901).Piston 902 offer air guide channel vertically from positioned at the center of one end end face of upper chamber 907, and air guide channel extends to piston 902 First is opened up on one end in lower chamber 914, one section of the periphery wall that the correspondence of piston 902 is contained in lower chamber 916 to lead to Stomata 913, the first passage 913 is connected with air guide channel, so as to upper chamber 907 be communicated with lower chamber 914, the first passage 913 exits are cased with rubber case 912, and the unidirectional valve action of rubber case 912 flows into the compressed air in upper chamber 907 In lower chamber 914, and the compressed air in lower chamber 914 can not be back in upper chamber 907.In the spaced walls of piston 902 also Quick air-vent 903 is offered, quick air-vent 903 includes the port of export of left and right two and the company of axially extending radially extended The air flue trunk of the left and right port of export is connect, the quick left end of air-vent 903 outlet is in the first sealing ring 908 and the second sealing ring 909 Between, right-hand member outlet is connected with blast mouth 910, and air flue trunk is parallel with the air guide channel of piston 902.When the first sealing ring 908 Move to after end cap cavity internal diameter larger part, quick air-vent 903 is turned on upper chamber 907, the compressed air in upper chamber 907 Can be from quick air-vent 903 be released quickly against air.

Spring 905 is arranged in upper chamber 907, and the two ends of spring 905 compress the end cap 904 and spaced walls respectively so that The spaced walls of piston 902 support the end face of the openend of monitor body 901, stable for the ease of the position of spring 905, in end cap 904 With storage tank is opened up in spaced walls respectively with the two ends of putting spring.

During single firecrackers work, piston 902 is in state as shown in Figure 9 in the presence of the elastic force of spring 905, and explode mouth 910 correspond between the second sealing ring 909 and the 3rd sealing ring 911.Compressed air is filled with from tracheae connecting hole 906, compression is empty Gas successively enters in upper chamber 907 and lower chamber 914, and finally upper lower chamber can all be full of compressed air, stop when reaching setting value Only inflate.When needing to allow the firecrackers blast ring, slowly deflated at tracheae connecting hole 906, piston 902 before this slowly to left movement, When sealing ring 908 moves to end cap cavity internal diameter larger part, the compressed air in upper chamber 907 can be from quick air-vent 903 It is released quickly against in air, piston 902 is quick to be slipped at blast mouth 910 to left movement to the 3rd sealing ring 911, and explode mouth 910 Can quickly it open, the compressed air in lower chamber 914, which is released quickly against in air, produces explosive sound.

Second sealing ring 909 and quick air-vent 903 can also be simplified by the piston structure in Fig. 9, in upper chamber 907 The quick gap between ending cover hole and piston shaft of compressed air between quickly flow out, be so axle understand deflection probability it is big A bit, it is necessary to use spring supporting.Firecrackers structure in Fig. 9 is slightly changed can also be fast with stroke lever control as firecrackers in Fig. 7 Speed is deflated.

Single firecrackers fill a minitype pump at inflation inlet, and side sets an air escape cock, and outward appearance can be designed It is variously-shaped into antitank grenade, bomb etc., a variety of toy products can be derived.According to this principle, slightly change, slow start is gone Fall, material uses the stainless steel of high withstand voltage, volume is increased, and can make the demolition set as exploitations such as collieries.

Firecrackers in embodiment 2,3,4,5,6,7 can also be connected as Fig. 2,3, and composition one is ended a teaching or coaching career big gun.

A kind of schematic diagram of common direct-acting electromagnetic valve as shown in Figure 10, closed type, including valve seat 11, valve element 12, Spring 13, coil 14 and sealing ring 15, detailed construction are no longer illustrated herein.Magnetic valve is obtaining electric front valve core in closed form State, compressed air is filled from air inlet to magnetic valve, stops inflation after substituting the bad for the good, by compressed-air-storing inside air inlet pipe, then To solenoid valves, the upward adhesive of valve element, the compressed 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 Throttle orifice 26, pilot hole 27 are offered on ring 23, dynamic iron core 24 and coil 25, piston 22, detailed construction is no longer explained herein State.Magnetic valve is obtaining electric preceding dynamic iron core and piston all in closure state, compressed air is filled from air inlet to magnetic valve, after substituting the bad for the good Stop inflation, by compressed-air-storing inside air inlet pipe, during energization, electromagnetic force adhesive dynamic iron core opens pilot hole, epicoele Chamber pressure declines rapidly, and low high pressure difference is formed around piston, and Fluid pressure promotes piston to move up, and valve is beaten Open, the compressed air of the inside discharges generation explosive sound from gas outlet.

Magnetic valve in theoretical figure 10 above and Figure 11 should be able to all send explosive sound, and compressed air can be to electromagnetism in practice Valve core applies a pressure, influences the high-pressure solenoid valve of type in the opening speed of valve element, Figure 11 and can send in test Obvious explosive sound.

Embodiment 8

As Figure 12 be according to magnetic valve principle and in conjunction with the embodiments 1-7 design a kind of firecrackers structural representation, including Housing 1201, coil 1202, air admission hole 1203, spring 1204, valve support 1205, iron valve element 1206, air storage chamber 1207, explode mouth 1208, plastic poppet 1209, detailed construction is no longer illustrated, can be easy according to embodiment 1-7 operating principle combination magnetic valve principle In the air firecracker being understood and appreciated by described in the present embodiment.

Inflated from air admission hole 1203 to firecrackers, be charged to after pressure set points and stop inflation, now the inside of air storage chamber 1207 is deposited Full compressed air, blast mouth 1208 by plastic poppet 1209 block up will not gas leakage, when wanting to allow the firecrackers ring only need to solenoid valves, Iron valve element 1206 is first to left movement by adhesive after energization, because the left end of plastic poppet 1209 is support by valve support 1205, with iron What the right-hand member of valve element 1206 left has a segment distance, so iron valve element 1206 moves a segment distance, reach just can band after certain speed Dynamic plastic poppet 1209 is rapid to left movement, blast mouth 1208 is quickly opened, compressed air is released quickly against in air and produced Explosive sound.Power-off after-explosion it is salty it is new blocked, can continue inflation.Color lamp can be connected on coil, it is color when being powered Lamp lights, and so also has illumination effect when blast.

Such as the schematic diagram for ending a teaching or coaching career big gun that Figure 13 is made up of the firecrackers in Figure 12, including regulated variable air pump 1301, gas Mouth 1302, single-chip microcomputer or chip 1303, tracheae 1304, firecrackers individual 1305, the air pump 1301 of safety valve 1306. are that firecrackers system is carried For compressed air, it is transported to by valve 1302 in tracheae 1304, valve 1302 is a check valve, and similar air faucet of tire can only Air inlet is unable on outlet, tracheae 1303 be connected with several firecrackers individuals 1305, and these firecrackers individuals are connected in parallel on tracheae 1304, Control line on firecrackers and air pump is connected on single-chip microcomputer or chip 1303, and safety valve 1306 plays safeguard protection to firecrackers system and made With preventing hypertonia from bursting firecrackers.

During work, input pressure understands automatic with after loud number by system after start button directly on single-chip microcomputer or chip 1303 Start, or the APP specially made of mobile phone-downloaded is controlled.Electromagnetic type air firecracker magnetic force will overcome spring force enough With pressure of the compressed air to valve element, valve element action must be fast, and blast mouth will reduce the air being persistently filled with to quick-fried after opening Fried influence, if air inlet is also in a large amount of quickly inflations after blast mouth is opened, then what is sent is gas leakage sound rather than quick-fried Fried sound, carries out reducing shadow of the inflation to explosive sound in terms of can blocking air inlet after the size and valve element adhesive for reducing air inlet Ring.For increase verisimilitude, starter can also be designed to the profile of gunpowder lead, and the inside connection is temperature sensing sensor, is used The form that fire can a little start.

Embodiment 9

If Figure 14 is a kind of magnetic valve and a kind of combined electromagnetic type air firecracker of air firecracker, understanding for convenience, figure 15 be the structure chart to 1404,1406 mark part amplifications in Figure 14.Wherein housing 1401, coil 1402, tracheae connecting hole 1403rd, quiet valve element air admission hole 1404, movable valve plug 1405, quiet valve element steam vent 1406, exhaust outlet 1407, passage 1408, upper gas Room 1409, blast mouth 1410, monitor body 1411, piston 1412, piston passage (band check valve) 1413, lower chamber 1414.

During work, inflated from tracheae connecting hole 1403, compressed air enters magnetic valve intracavitary through quiet valve element air admission hole 1404, Enter upper chamber 1409 through passage 1408 again, promote piston 1412 to block blast mouth 1410, compressed air is logical through piston again Stomata (band check valve) 1413 enters lower chamber 1414, when the compressed air pressure being filled with reaches setting value, wants to allow firecrackers to ring When, to solenoid valves, magnetic valve magnetic attraction movable valve plug 1405 is to left movement after energization, and valve element 1405 before this enters quiet valve element Stomata 1404 is sealed, and is prevented to continue to inflate, is then opened in quiet valve element steam vent 1406, upper chamber 1409 and electromagnetism valve chamber Compressed air is quickly discharged into the atmosphere from exhaust outlet 1407, and the compressed air of the inside of lower chamber 1414 promotes piston 1412 to the left Motion, blast mouth 1410 is opened, and the compressed air abrupt release in lower chamber 1414 goes out to produce explosive sound.

Embodiment 9 be list a kind of air firecracker scheme and magnetic valve it is combined illustrate, similarly, Qi Taduo Planting air firecracker scheme can also be combined with magnetic valve, and blast mouth can also be opened in tail (right side) end of firecrackers, the electricity after combination Magnetic-type air firecracker is although complicated, but easily loop control, and a limited number of individual or single firecrackers can just be realized very The effect of polyphony, it is easier to increase illumination effect, it is each has something to recommend him compared with air firecracker.

Firecrackers in embodiment 9 assembly and connection can also end a teaching or coaching career big gun as Figure 13 into one, 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 It is a hollow housing structure, its one end closes (diagram right-hand member), another end opening (diagram left end), and the openend is provided with End cap 1505.Offered on the perisporium of monitor body 1501 and be convexly equipped with convex 1513 on blast mouth 1503, the perisporium of the inner chamber of monitor body 1501, Piston 1502 for preventing to be arranged in monitor body 1501 is moved right always.Tracheae connecting hole 1506 is provided with end cap 1505, Connected with the inner chamber of monitor body 1501, 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 on monitor body 1501 Interior, the diameter of the interlude of piston 1502 is suitable with the internal diameter of monitor body 1501, and the diameter of the two ends of piston 1502 section is compared with interlude Diameter is small, can be respectively seen as left end section, right-hand member section, and the diameter of left end section is substantially set in one in monitor body 1501 with end cap 1505 The internal diameter at end is suitable.Radially offer passage 1511 on the outer peripheral face of piston 1502 left end section, and piston 1502 is along axle Connected to air guide channel is opened up with passage 1511, the right-hand member end face of air guide channel insertion piston 1502.The left end of piston 1502 section Outer peripheral face on the first sealing ring 1509 is housed, the second sealing ring 1512 on the outer peripheral face of the interlude of piston 1502, and piston The end face of 1502 right-hand members section is taper and is cased with thorn on conical seal ring 1514, conical seal ring 1514 have air-vent 1515, Play unidirectional valve action.The end cap seal circle 1508 of end cap 1505 coordinates the first sealing ring 1509 in the left end of piston 1502 section by whip Big gun is divided into the first sealing ring 1509, the second sealing ring 1512 and monitor body 1501 on the first air chamber 1507, piston 1502 by whip Firecrackers are divided into the 3rd air chamber by the conical seal ring 1514 and monitor body 1501 that big gun is divided on the second air chamber 1510, piston 1502 1516.The second sealing ring 1512 and conical seal ring 1514 on piston 1502 isolate blast mouth 1503 with firecrackers inner plenum Open.Compressed air in second air chamber 1510 can be flowed in the 3rd air chamber 1516 by passage 1511 and air-vent 1515, And reversely can not.

During single firecrackers work, compressed air is filled with from tracheae connecting hole 1506, compressed air initially enters the first air chamber In 1507, promote piston 1502 to move right and kept off until by convex 1513, compressed air successively enters the second air chamber 1510 again In the 3rd air chamber 1516, final three air chambers can all be full of compressed air, and inflation is stopped when reaching setting value.Need to allow firecrackers When blast rings, slowly deflated at tracheae connecting hole 1506, piston 1502 is before this slowly to left movement, when the second sealing ring 1512 When moving to the slightly larger place in aperture on the left of end cap, the compressed air in the second air chamber 1510 can be quick from piston 1502 and monitor body 1501 Between gap discharged into the atmosphere through the mouth 1503 that explodes, piston 1502 is quick to left movement, and blast mouth 1503 can be opened quickly, Compressed air in 3rd air chamber 1516, which is released quickly against in air, produces explosive sound, and explosive force continues piston 1502 to the left Push away, shifting sealing ring 1509 onto end cap 1505 is internally formed sealed first air chamber 1507, the 3rd air chamber 1516 after blast terminates It is low-pressure state, suppresses and reset to piston 1502 such as Figure 16 states in the slightly higher pressure of the first air chamber 1507.

By firecrackers as shown in figure 16 as Fig. 2 or figure three connection can constitute a string of firecrackers.Similarly firecrackers shown in Fig. 5 Can be designed to as Figure 16 just can be with automatically reset firecrackers without spring, and principle is similar to be repeated no more.

It is appreciated that a kind of firecrackers string, including air pump, valve, tracheae, switch and safety valve, air pump will by valve Air pressure, which is transported in tracheal strips, in addition to the air firecracker described at least two, each air firecracker, at least has two gas Pipe connecting hole, one of them is connected with upper chamber, and another is connected with lower chamber, and air chamber tracheae connecting hole and lower gas are called respectively Room tracheae connecting hole, tracheae is connected to the upper chamber tracheae connecting hole of first air firecracker, then first air firecracker Lower chamber tracheae connecting hole is connected with the upper chamber tracheae connecting hole of second air firecracker, the lower chamber of second air firecracker Tracheae connecting hole is connected with the upper chamber tracheae connecting hole of the 3rd air firecracker, behind by that analogy.

Above scheme all repeats can be recycled, although structure is somewhat complicated, but more safety and environmental protection, also has in fact Simpler scheme, directly lives compressed air or fuel gas with plastic wraps, makes the profile of firecrackers, is connected to one On gunpowder lead or electric leads, these housings for wrapping compressed air or fuel gas are ignited one by one with fire or electricity also has The effect of firecrackers, but can so cause solid refuse to pollute, it is unfavorable for environmentally friendly to the full extent.

Without departing from the thought of the invention, the various not be the same as Examples to the present invention are combined, all should When being considered as present disclosure；In the range of the technology design of the present invention, a variety of simple modifications are carried out to technical scheme And any combination without prejudice to the invention thought that be the same as Example is not carried out, all should be within protection scope of the present invention； In the range of the technology design of the present invention, technical scheme or outward appearance are carried out after a variety of simple modifications, and are applied to a variety of necks Domain such as toy, explosion produce seismic source apparatus etc., all should be within protection scope of the present invention.

Claims

1. a kind of air firecracker, it is characterised in that：Including monitor body, end cap, piston, monitor body is the hollow structure of one end open, end Lid is encapsulated in one end of monitor body opening, and piston is arranged in monitor body, and spaced walls are formed with piston outer periphery wall or monitor body internal perisporium It is divided into the air flue provided with one-way flow between 2 air chambers, 2 air chambers to connect monitor body inner chamber, gas is offered on monitor body or end cap Quick air-vent is designed with pipe connecting hole, the gap between end cap, piston or piston and monitor body, end cap or monitor body are offered Explode mouth, and the motion of piston is to seal or open blast mouth, and by tracheae connecting hole, an air chamber injects gas thereto, and leads to Cross unidirectional air flue and flow into another air chamber so that 2 air chambers air pressure balance, then wherein the air pressure of an air chamber slowly discharges decline So that forming pressure differential between 2 air chambers, and then piston is slowly moved, by quickly breathing freely after piston movement pre-determined distance Gas in the relatively low air chamber of hole quick release low pressure so that piston is quickly moved, and piston is quickly moved after pre-determined distance, gas Is connected in the higher air chamber of pressure with blast mouth, so that obtain the gas indoor gas of high pressure produces blast by exploding mouth abrupt release Sound.

2. air firecracker according to claim 1, it is characterised in that：Including spring, monitor body is separated into first by spaced walls Inner chamber section is with second inner chamber section, the axle center hole for being centrally formed " convex " shape of spaced walls, including the first hole section with aperture compared with the first hole Be provided with quick air-vent, the first air admission hole and the second air admission hole on the second big hole section of section, the perisporium of monitor body, quick air-vent with Axle center hole is connected, and the first air admission hole is connected with first inner chamber section, and the second air admission hole is connected with second inner chamber section, is offered on end cap Tracheae connecting hole, end cap, which is arranged between first inner chamber section and spaced walls, forms a upper chamber, and piston includes being used to and spaced walls Axle center hole coordinate main body bar portion and formed main body bar portion end sealing end, piston be arranged on second inner chamber section It is interior, form a lower chamber between sealing end and spaced walls, it is compared with the first bar segment big that main body bar portion includes the first bar segment and diameter Offer and offered and air guide channel on air guide channel, the outer peripheral face of main body bar portion along axial line in second bar segment, main body bar portion The first passage and the second passage of connection, connect between the first passage and the second passage and are provided with check valve, make It is one-way flow that compressed air enters lower chamber in upper chamber, the first bar segment of the main body bar portion of piston through spaced walls the One hole section enters in upper chamber and affixed with end cap, and the first passage is communicated with upper chamber, the second passage and lower chamber Communicate, the air guide channel of piston is connected with the tracheae connecting hole of end cap, spring is arranged in upper chamber, and spring one end compresses end Lid, the other end compresses the spaced walls so that the second bar segment of the main body bar portion of piston offsets with spaced walls axially.

3. air firecracker according to claim 1, it is characterised in that：Including spring, the first end of monitor body is end wall, end wall On offer axle center hole and tracheae connecting hole, the second end opening of monitor body, the openend is provided with end cap, and end cap central is provided with quick-fried Fried mouth, one end of piston is set in the axle center hole of end wall, and the blast that the other end is set in end cap is intraoral, between being convexly equipped with piston Next door, upper chamber and lower chamber are divided into by monitor body inner chamber, and one section of the periphery that piston is inserted in end wall axle center hole is equipped with first Sealing ring, the periphery of spaced walls is provided with the second sealing ring, and one section intraoral of the periphery of exploding that piston is inserted in end cap is provided with Offered vertically in 3rd sealing ring, piston rod radially opened up respectively on air guide channel, the outer peripheral face of piston rod first lead to Stomata and the second passage, are connected with air guide channel, and the first passage is located at one section of correspondence upper chamber, the second passage Positioned at one section of correspondence lower chamber, the exit of the second passage is cased with rubber case, plays edge on unidirectional valve action, piston outer periphery face Quick air-vent is radially also provided with to connect with air guide channel, the first passage be located at quick air-vent and the second passage it Between, spring is arranged on upper chamber and is arranged one section of piston in the upper chamber, both ends of the spring compress respectively the end wall and Spaced walls so that piston supports the end cap.

4. air firecracker according to claim 1, it is characterised in that：Including spring, monitor body one end is formed with end wall, end wall On offer tracheae connecting hole, another end opening of monitor body, the openend is provided with end cap, and end cap central is provided with blast mouth, piston One end be set in intraoral and piston the periphery of blast of end cap and be formed with and support edge and supported with end cap inner side, the piston other end Periphery be convexly equipped with spaced walls, be formed as upper chamber between spaced walls and end wall, be formed as lower chamber between spaced walls and end cap, Ladder is formed with 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, outside spaced walls First sealing ring and the second sealing ring are installed, one section intraoral of the periphery of exploding that piston is inserted in end cap is provided with the 3rd week Sealing ring, piston opens up the first passage vertically from one end with spaced walls, and the first passage extends to correspondence lower chamber One section, piston is from coordinating one end of end cap to open up air guide channel vertically, and air guide channel extends to one section of correspondence spaced walls, Piston, which is located on one section of outer peripheral face of lower chamber, radially opens up the second passage, and the second passage and the first passage connect Logical, the second passage exit is cased with rubber case, rubber case rise on unidirectional valve action, piston on the outer peripheral face of spaced walls along footpath To quick air-vent is offered, quick air-vent is opened between the first sealing ring and the second sealing ring, and quick air-vent is with leading Gas passage is connected, and spring is arranged in upper chamber, and both ends of the spring compresses the end wall and spaced walls respectively so that piston supports institute State end cap.

5. air firecracker according to claim 1, it is characterised in that：Described monitor body one end is formed with end wall, end wall and opened Provided with tracheae connecting hole, another end opening of monitor body, the openend is provided with end cap, and end cap central is provided with blast mouth, piston Intraoral and piston the periphery of blast that one end is set in end cap is formed with and supports edge and supported with end cap inner side, the piston other end Periphery is convexly equipped with spaced walls, is formed as upper chamber between spaced walls and end wall, is formed as lower chamber between spaced walls and end cap, The periphery in next door is provided with the first sealing ring, and one section intraoral of the periphery of exploding that piston is inserted in end cap is provided with the second sealing Circle, piston opens up air guide channel vertically from one end with spaced walls, and air guide channel extends to one end of correspondence lower chamber, living Plug radially opens up the first passage on one section of outer peripheral face of lower chamber, is connected with air guide channel, the first passage goes out Rubber case is cased with mouthful and plays unidirectional valve action, the edge that supports is provided with air-vent vertically.

6. air firecracker according to claim 1, it is characterised in that：Described monitor body one end is formed with end wall, end wall and opened Provided with tracheae connecting hole, another end opening of monitor body, the openend, which is provided with end cap, end cap, is provided with blast mouth, one end of piston Intraoral and piston the periphery of blast for being set in end cap is formed with and supports edge and supported with end cap, the periphery projection of the piston other end There are spaced walls, be formed as upper chamber between spaced walls and end wall, be formed as between spaced walls and end cap outside lower chamber, spaced walls First sealing ring is installed, intraoral one section of the periphery of blast that piston is inserted in end cap is provided with the second sealing ring week, piston from One end with spaced walls opens up the first passage vertically, and the first passage extends to one section of correspondence lower chamber, piston from One end of end cap is coordinated to open up air guide channel vertically, air guide channel extends to one section of correspondence spaced walls, and piston is located at lower gas The second passage is radially opened up on one section of outer peripheral face of room, the second passage is connected with the first passage, the second passage Exit is cased with rubber case and plays unidirectional valve action, and piston opens up quick air-vent vertically from one end with spaced walls, quickly Air-vent, which is aligned with air guide channel in connection, quick air-vent, to be provided with check valve and is connected to the stroke of check valve one end Bar, check valve separates quick air-vent and upper chamber, with after stroke lever pushes away check valve pre-determined distance, quick air-vent with it is upper Air chamber is connected.

7. air firecracker according to claim 1, it is characterised in that：Including spring, monitor body one end open, another end seal Close, the openend periphery of monitor body forms step trough so that end cap is socketed, and end cap is socketed in the openend of monitor body, and end cap is opened along axle center If guide hole, it is provided with vertically on end cap on tracheae connecting hole, the perisporium of end cap and radially offers blast mouth, one end set of piston Be located in guide hole, the other end stretch to be convexly equipped with the hollow inner chamber of monitor body, the periphery wall of piston in spaced walls, spaced walls be in Stepped two sections, be formed as upper chamber between spaced walls and end wall, be formed as lower gas between spaced walls and the blind end of monitor body Room, one section of the periphery for being set in guide hole of piston is provided with the first sealing ring, the periphery peace of one end that spaced walls are relatively large in diameter Periphery equipped with the second sealing ring, the less one end of spaced walls diameter is provided with the 3rd sealing ring, and piston centre is opened up vertically Have and open up the first passage on air guide channel, one section of the periphery wall that piston correspondence is contained in upper chamber, correspondence is contained in down The second passage is opened up on one section of periphery wall in air chamber, the first passage is connected with the second passage with air guide channel, Second passage exit is cased with rubber case and plays unidirectional valve action, and the aperture that piston is set in the diameters of axle ratio guide hole in guide hole is small, Spring is arranged in upper chamber, and both ends of the spring compresses the end cap and spaced walls respectively so that the spaced walls of piston support described The end face of monitor body openend.

8. air firecracker according to claim 1, it is characterised in that：Including spring, monitor body one end open, another end seal Close, the openend periphery of monitor body forms step trough and is provided with tracheae connecting hole vertically to be socketed on end cap, end cap, the perisporium of end cap On radially offer be convexly equipped with blast mouth, the periphery wall of piston in spaced walls, spaced walls be in stepped two sections, interval Be formed as being formed with ladder in upper chamber, upper chamber between wall and the end wall of end cap, shape between spaced walls and the blind end of monitor body As lower chamber, the spaced walls periphery of piston is provided with the first sealing ring, the second sealing ring and the 3rd sealing ring, the first sealing Enclose and be arranged on one end matched in end cap that spaced walls are relatively large in diameter with the second sealing ring, the 3rd sealing ring is arranged on spaced walls The one end of the smaller matching of diameter in monitor body, piston offers air guide from the center positioned at upper chamber one end end face and led to vertically Road, air guide channel extends to one end being located in lower chamber of piston, and piston correspondence is contained in one section of periphery in lower chamber The first passage is opened up on wall, the first passage is connected with air guide channel, the first passage exit is cased with rubber case and risen unidirectionally Quick air-vent is further opened with valve action, the spaced walls of piston, quick air-vent includes the outlet of left and right two radially extended Hold and axially extend the air flue trunk of the connection left and right port of export, the outlet of quick air-vent left end is in the first sealing ring and the Between two sealing rings, right-hand member outlet is connected with blast mouth, and spring is arranged in upper chamber, and both ends of the spring compresses the end cap respectively And spaced walls so that the spaced walls of piston support the end face of the monitor body openend.

9. a kind of air firecracker, it is characterised in that：Including monitor body, piston, end cap, monitor body is a hollow housing structure, its One end is closed, another end opening, and openend, which is provided with end cap, the perisporium of monitor body, offers blast mouth, the perisporium of monitor body inner chamber On be convexly equipped with convex, end cap and be provided with tracheae connecting hole and connected with monitor body inner chamber, end cap is set in the periphery of one end in monitor body End cap seal circle is installed, piston is arranged in monitor body, and the diameter of the interlude of piston is suitable with the internal diameter of monitor body, piston two ends The diameter of section is small compared with the diameter of interlude, and its two ends is respectively seen as on left end section, right-hand member section, the outer peripheral face of piston left end section along footpath To offering passage, and piston opens up air guide channel and connected with passage vertically, the right-hand member of air guide channel insertion piston The second sealing ring on the first sealing ring, the outer peripheral face of piston interlude, and piston are housed on end face, the outer peripheral face of piston left end section The end face of right-hand member section is taper and is cased with thorn on conical seal ring, conical seal ring have air-vent, plays unidirectional valve action, end cap End cap seal circle coordinate the first sealing ring in piston left end section to be divided into first on the first air chamber, piston to seal in firecrackers Firecrackers are divided into by the conical seal ring and monitor body that firecrackers are divided on the second air chamber, piston by circle, the second sealing ring and monitor body The second sealing ring and conical seal ring on 3rd air chamber, piston keep apart blast mouth with firecrackers inner plenum, the second air chamber Interior compressed air is flowed in the 3rd air chamber by passage and air-vent, and reversely can not.

10. the air firecracker according to claim any one of 1-9, it is characterised in that：Magnetic valve is provided with the monitor body, Piston passes through solenoid-driven.

11. air pressure is transported to by a kind of firecrackers string, including air pump, valve, tracheae, switch and safety valve, air pump by valve Tracheal strips, it is characterised in that：Some air firecrackers as described in claim any one of 1-10, air firecracker are parallel with tracheae Stomata be connected by pipeline with tracheae, switch and safety valve be connected on tracheae.

12. air pressure is transported to by a kind of firecrackers string, including air pump, valve, tracheae, switch and safety valve, air pump by valve Tracheal strips, it is characterised in that：Also include the air firecracker at least two as described in claim 2-8, each air firecracker is up to There are two tracheae connecting holes less, one of them is connected with upper chamber, and another is connected with lower chamber, and air chamber tracheae is called respectively Connecting hole and lower chamber tracheae connecting hole, tracheae are connected to the upper chamber tracheae connecting hole of first air firecracker, and then first The lower chamber tracheae connecting hole of individual air firecracker is connected with the upper chamber tracheae connecting hole of second air firecracker, second air The lower chamber tracheae connecting hole of firecrackers is connected with the upper chamber tracheae connecting hole of the 3rd air firecracker, behind by that analogy.