CN205860881U - Air firecracker monomer and concatermer thereof - Google Patents

Abstract

The utility model discloses a kind of air firecracker monomer and concatermer thereof, described air firecracker monomer is provided with air inlet and blast mouth, comprising: monitor body, piston, end cap；Described monitor body is provided with inner chamber, and described end cap is fixed on one end of described monitor body；Described piston is located at described inner chamber, and described inner chamber is provided with boss, and described piston is provided with spindle nose, and described spindle nose compresses described boss, and described spindle nose compresses the diameter of described boss side less than the diameter away from described boss side.Air firecracker monomer of the present utility model and concatermer sealing effectiveness thereof are good, safety and environmental protection and reusable.

Description

Air firecracker monomer and concatermer thereof

Technical field

This utility model relates to a kind of firecrackers, particularly to a kind of safe environment protection type firecrackers.

Background technology

Firecrackers history is of long standing and well established, set off firecracker become the Chinese nation celebrate grand celebration time held a ceremony important Ingredient, this ceremony supports the common faith of whole world Chinese and dream, has become as traditional culture of the Chinese nation.

But, mostly in the market is traditional explosive firecrackers, and when producing or transport, a large amount of firecrackers are packed together, one The harm that denier blast produces is the hugest, and the not only serious environment pollution when setting off, be also possible to wound simultaneously people and Produce fire.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, has a lot of city to prohibit setting off of explosive firecrackers.So, electronic firecracker arises at the historic moment, although electronics Firecrackers safety environmental protection, but electronic firecracker can be limited by power supply, and only sound, the most dynamically, smog and abnormal smells from the patient etc., allows people It is not felt by celebrating atmosphere during that setting off firecracker.

The Chinese patent of Patent No. CN201210366837.9 discloses a kind of air firecracker, by fixing seat and sealing shroud Connecting composition by a connection post, be provided with sliding sleeve on sealing shroud, sliding sleeve is arranged with stopper, will seal sleeving inner space Being divided into upper and lower two air chambers, connection post is hollow structure, has passage at upper air chamber position, at lower air chamber position Having damping hole, the lower air chamber end at sealing shroud has blast mouth.But, the air firecracker of this structure, due to sliding sleeve Being arranged on the outside of sealing shroud, its sealing effectiveness is poor, easily makes air firecracker leak gas；In addition, the air firecracker of this structure After completing blast, sliding sleeve is difficult to automatically reset, the use that impact is next, and each air firecracker is rung successively and is difficult to control.

Utility model content

This utility model provides a kind of simple in construction, and sealing effectiveness is good, safety and environmental protection and reusable air whip Big gun monomer and concatermer thereof.

The technical solution adopted in the utility model is:, a kind of air firecracker monomer, be provided with air inlet and blast mouth, its bag Include: monitor body, piston, end cap；Described monitor body is provided with inner chamber, and described end cap is fixed on one end of described monitor body, described air inlet and Described blast mouth is located at described monitor body or described end cap；Described piston is located at described inner chamber, and described inner chamber is provided with boss, described work Plug is provided with spindle nose and compresses described boss so that the side of described inner chamber forms air chamber；Described spindle nose compresses described boss side Diameter is less than the diameter away from described boss side.Further, described air firecracker monomer farther includes haulage gear, makes Described piston carries out the reciprocating motion of elasticity in described inner chamber elasticity.

Further, described haulage gear is spring, is sheathed on described piston.

Further, described piston air-tightness completely cuts off described air chamber and described blast mouth.

Further, described piston farther includes an axostylus axostyle and connects described spindle nose, is provided with through hole and supplies in the middle of described boss Described axle

Bar passes.

Further, described piston and described boss are respectively two contrary magnets of magnetic pole, and described haulage gear is by institute State piston and described boss composition.

Further, outside described spindle nose, it is arranged with sealing ring, in order to compress described boss and the inwall of described inner chamber.

Further, farther including pressurizer, be located at described inner chamber, described inner chamber is divided into first by described boss Air chamber and the second air chamber, described piston is positioned at described first air chamber, and described pressurizer is positioned at described second air chamber；Described supercharging Device includes cylinder, outer check valve and internal check valve；Described internal check valve is located in described outer check valve, and described cylinder includes Drive cylinder, pressurized cylinder and connect described driving cylinder and the connecting rod of described pressurized cylinder, the area of described driving cylinder More than the area of described pressurized cylinder, described pressurized cylinder is near described first air chamber, and described driving cylinder is near described outer list To valve.

Further, offer passage in described piston and run through described spindle nose and described axostylus axostyle.

This utility model also provides for a kind of air firecracker concatermer, and it includes multiple described air firecracker monomer, trachea, gas Mouth and relief valve；Multiple described air firecracker monomers are respectively fixedly connected with in described trachea, described valve and described relief valve Connect described trachea respectively.

Air firecracker monomer of the present utility model and concatermer thereof, by described piston is arranged at described inner chamber, thus Described air firecracker monomer is made to have good sealing effectiveness；Described inner chamber is provided with boss, in order to coordinate with described piston, and institute State piston air-tightness and completely cut off described air inlet and described big gun fried mouth；Described inner chamber is provided with haulage gear, makes described piston described Inner chamber elasticity carries out the reciprocating motion of elasticity.When compressed air enters described inner chamber from described air inlet, act on described work When pressure on the left of plug is applied to the pull strength of described piston more than described haulage gear, described piston can move right so that Compressed air can increase suddenly with the area of piston contact, and the air pressure being applied to described piston also can increase suddenly, pushes Described piston moves right rapidly, and when the right-hand member of the described spindle nose of described piston crosses described blast mouth, compressed air can wink Between discharge from described blast mouth, produce explosive sound；After having exploded, described interior intracavity becomes low pressure, described haulage gear Again by described piston reset.

Compared to prior art, air firecracker monomer of the present utility model and concatermer thereof, compressed-air actuated by utilizing The explosive sound produced when described blast mouth discharges, thus reach the effect of firecrackers blast, because of without using gunpowder, so The harmful gas of atmosphere pollution, dust and other rubbish will not be produced at explosion time, also will not be because of user at explosion time Misoperation and threaten its personal safety, safety and environmental protection；After blast completes, it only need to be inflated by user can again With, reach reusable effect, it is not necessary to consume additional expense and again buy, save expense for consumer.

Additionally, air firecracker monomer of the present utility model and concatermer thereof have stronger plasticity so that it is using effect More press close to the effect of tradition firecrackers；Such as, can be by being filled with the air of various different odor so that it is produce each at explosion time Plant different abnormal smells from the patients, meet the different demands of client；Various pattern and word can also be drawn in described monitor body, play and beautify Effect；Also one layer of red paper can be overlapped on the surface of described monitor body so that it is reach full red effect at explosion time, at described inner chamber Add a small amount of water so that it is also can produce water smoke at explosion time；Or add luminous material at described inner chamber so that it is quick-fried Luminous effect etc. is produced time fried.

Accompanying drawing explanation

Accompanying drawing is used to offer and is further appreciated by of the present utility model, and constitutes a part for description, with following Detailed description of the invention is used for explaining this utility model together, but should not constitute restriction of the present utility model.In the accompanying drawings,

Fig. 1: the schematic diagram of this utility model air firecracker Monomer Examples one；

Fig. 2: the schematic diagram of this utility model air firecracker Monomer Examples two；

Fig. 3: the schematic diagram of this utility model air firecracker Monomer Examples three；

Fig. 4: the schematic diagram of this utility model air firecracker Monomer Examples four；

Fig. 5: the schematic diagram of air firecracker Monomer Examples five of the present invention；

Fig. 6: the schematic diagram of this utility model air firecracker concatermer.

Each component names and label thereof

Air firecracker monomer 100,200,300,400,500,605 monitor body 1 inner chamber 100

The left right air chamber of air chamber 101 102 explodes mouth 103 boss 104

Through hole 105 tiny leakage mouth 106 piston 2 spindle nose 22

Axostylus axostyle 21 spring 3 conical surface seal circle 4 left end 40

Right-hand member 41 right end cap 5 pilot hole 50,61 left end cap 6

Air inlet 60 screw 7 sealing ring 8 nut 9

First air inlet 107 check valve 108 connecting rod 109 pressurized cylinder 110

Drive the outer check valve pore 1120 of the outer check valve of cylinder 111 112

Outer inner elements of check valve 1121 outer one-way valve spring 1122 internal check valve 113

Internal check valve pore 1130 internal check valve spool 1131 internal check valve spring 1132

Supercharging air chamber 114 second air inlet 115 drives air chamber 116 second blast mouth 117

First air chamber 501 second air chamber 502 the 3rd air chamber 503 first conical surface ladder 504

Second conical surface ladder 505 first seal shaft 250 second seal shaft 251

3rd seal shaft 252 passage 253

The check valve 604 of air pump 601 valve 602 trachea 603 tape travel bar

Relief valve 606 bronchus 607

Detailed description of the invention

Below in conjunction with accompanying drawing, detailed description of the invention of the present utility model is described in detail.It should be appreciated that herein Described detailed description of the invention is merely to illustrate and explains this utility model, is not limited to this utility model.

Embodiment one:

As it is shown in figure 1, the air firecracker monomer 100 of the present embodiment includes monitor body 1, piston 2, haulage gear (non-label), Left end cap 6 and right end cap 5.Described monitor body 1 is provided with inner chamber 100, and described piston 2 is located at described inner chamber 100, and described inner chamber 100 sets Boss 104 is had to coordinate with described piston 2；Described inner chamber 100 is divided into left air chamber 101 and right air chamber 102 by described boss 104, Described piston 2 is positioned at described right air chamber 102.Air inlet 60 is offered on described left end cap 6；On the sidewall of described right air chamber 102 Offer blast mouth 103, described left end cap 6 is cased with sealing ring 8, described big gun can be fixed on by screw 7 or alternate manner The left side of body 1, described right end cap 5 is fixed on the right side of described monitor body 1, and is provided with pilot hole 50.It should be understood that described left end Lid 6 and described right end cap 5 also can be one-body molded with described monitor body 1, are not limited thereto.

Further, described piston 2 includes that spindle nose 22 and axostylus axostyle 21, described blast mouth 103 are positioned at the right side of described spindle nose 22, Described spindle nose 22 is in a trapezoidal shape, and described spindle nose 22 left end is near described boss 104, and the diameter of described spindle nose 22 left end is wanted Right-hand member diameter less than described spindle nose 22.The periphery of described spindle nose 22 is arranged with conical surface seal circle 4, is pressed on described boss On 104；Thus described left air chamber 101 and described blast mouth 103 air-tightness are completely cut off.Described axostylus axostyle 21 is at least partially disposed at described In pilot hole 50, play guiding function, prevent described axostylus axostyle 21 from shifting or askew put.Additionally, be provided with through hole in the middle of described boss 104 105, pass through for compressed air；The diameter of the left end 40 of described conical surface seal circle 4, more than the diameter of described through hole 105, prevents institute State piston 2 to move toward described left air chamber 101.The direct contact internal walls with described monitor body 1 of right-hand member 41 of described conical surface seal circle 4, Micro-leakage mouth 106 is offered between left end 40 and the right-hand member 41 of described conical surface seal circle 4.Described haulage gear is sheathed on described axle The periphery of bar 21, and its left end abuts with described spindle nose 22, right-hand member abuts with described right end cap 5, in the present embodiment, and described traction Mechanism is spring 3, can adjust described spring 3 by adjusting the reach in right air chamber 102 described in the precession of described right end cap 5 Elastic force to described piston 2.

When described air firecracker monomer 100 works, the spindle nose 22 of described piston 2 is pressed under the effect of described spring 3 elastic force On described boss 104, compressed air enters from described air inlet 60, is firstly gathered in described left air chamber 101.When acting on When pressure on the left of described piston 2 is applied to the elastic force of described piston 2 more than described spring 3；Described piston 2 can move right, The area making compressed air contact with described piston 2 increases suddenly, thus is applied to described piston 2 pressure and also can increase suddenly, Push described piston 2 to move right rapidly.When the right-hand member 41 of described conical surface seal circle 4 crosses described blast mouth 103, compression sky Gas can discharge from described blast mouth 103 moment, produces explosive sound.After having exploded, in described left air chamber 101, become low Pressure, described piston 2 is resetted by the elastic force of described spring 3 again.Described micro-leakage mouth 106 is the aperture that a diameter is the least, both Before being avoided that blast, compressed air leaks out rapidly, again it can be avoided that described piston 2 is when resetting, and described conical surface seal circle 4 Left end 40 and right-hand member 41 between cause and build the pressure.

When inflating to described air firecracker monomer 100 persistence, described air firecracker monomer 100 will constantly send blast Sound, additionally, by the size changing flow of aerating air, can regulate the frequency that explosive sound sends, separately, it is also possible to described by regulation The size of spring 3 elastic force, the sound size of regulation explosion time.

Additionally, the air firecracker monomer 100 in the present embodiment can also use as pressure switch, when system pressure reaches During described piston 2 release pressure, owing to described piston 2 has individual accelerator, reveal mouth (that is: blast mouth 103) and can hold rapidly Very big, can intrasystem pressure be dropped to rapidly the lowest, and simply open a crack unlike conventional pressure switch, be System pressure has just dropped some leakage mouth and has just shut, and does not reaches the effect of significantly blood pressure lowering.

Embodiment two:

As in figure 2 it is shown, the air firecracker monomer 200 of the present embodiment includes monitor body 1, piston 2, haulage gear, left end cap 6. Described monitor body 1 is provided with inner chamber 100, and described inner chamber 100 is provided with boss 104 and coordinates with described piston 2, and described boss 104 is by described Inner chamber 100 is spaced in left and right two parts, and the left side forms left air chamber 101.Described left end cap 6 is provided with air inlet 60, and with described The pilot hole 61 of air inlet 60 connection, and the periphery of described left end cap 6 is cased with sealing ring 8, is fixed by screw 7 or alternate manner Left end in described monitor body 1.Described monitor body 1 offers micro-leakage mouth 106 and is positioned at the right side of described boss 104, and described monitor body 1 Right-hand member offer blast mouth 103.Described piston 2 includes being provided with through hole (not in the middle of spindle nose 22 and axostylus axostyle 21, described boss 104 Label) pass for described axostylus axostyle 21, described axostylus axostyle 21 is at least partially disposed in described pilot hole 61, plays guiding function, prevents Described axostylus axostyle 21 shifts or askew puts.Described spindle nose 22 is positioned at the right side of described boss 104, and the diameter of described spindle nose 22 left end is wanted Right-hand member diameter less than described spindle nose 22.Additionally, the periphery of described spindle nose 22 is arranged with conical surface seal circle 4 so that described The diameter of spindle nose 22 left end is more than the diameter of described through hole (non-label).The left end 40 of described conical surface seal circle 4 is pressed on described On boss 104, thus described left air chamber 101 and described blast mouth 103 air-tightness are completely cut off.The right-hand member of described conical surface seal circle 4 The 41 direct contact internal walls with described monitor body 1；Described micro-leakage mouth 106 is in left end 40 and the right side of described conical surface seal circle 4 Between end 41.In the present embodiment, described haulage gear is spring 3, and described spring 3 is enclosed within described axostylus axostyle 21, and described axostylus axostyle 21 are provided with screw thread, are available for nut 9 and fix；The left end of described spring 3 abuts described nut 9, and right-hand member abuts described boss 104, By the length of described nut 9 precession, the elastic force of described spring 3 can be regulated.

When described air firecracker monomer 200 works, the spindle nose 22 of described piston 2 is pressed under the effect of described spring 3 elastic force On described boss 104.Being filled with compressed air from described air inlet 60, compressed air is firstly gathered in left air chamber 101, as When being used in the elastic force that the pressure on the left of described piston 2 is applied to described piston 2 more than described spring 3；Described piston 2 is transported to the right Dynamic so that the area that compressed air contacts with described piston 2 increases suddenly, and the pressure being applied to described piston 2 also can increase suddenly Greatly, push described piston 2 to move right rapidly；When the right-hand member 41 of described conical surface seal circle 4 crosses described blast mouth 103, pressure Contracting air can discharge from described blast mouth 103 moment, produces explosive sound.After having exploded, become in described left air chamber 101 Low pressure, described piston 2 can be resetted again by described spring 3.Described micro-leakage mouth 106 is the aperture that a diameter is the least, can keep away Front compressed air of exempting to explode leaks out rapidly, again it can be avoided that described piston 2 left end of described conical surface seal circle 4 when resetting Cause between 40 and right-hand member 41 and build the pressure.Additionally, the described air firecracker monomer 200 of the present embodiment and the air whip in embodiment one As big gun monomer 100, can use as pressure switch.

Embodiment three:

As it is shown on figure 3, the air firecracker monomer 300 of the present embodiment includes monitor body 1, piston 2, right end cap 5.Described monitor body 1 Being provided with inner chamber 100, described inner chamber 100 is provided with boss 104 and is divided into left air chamber 101 and right air chamber 102；Described left air chamber The end of 101 is provided with air inlet 60, and described right air chamber 102 is provided with blast mouth 103.Described piston 2 is positioned at described right air chamber 102, Including spindle nose 22 and axostylus axostyle 21, described blast mouth 103 is positioned at the right side of described spindle nose 22；Described spindle nose 22 is near described boss The place of 104 is cased with the first sealing ring 11 and is pressed on described boss 104, thus by described left air chamber 101 and described blast mouth 103 air-tightness isolations.Additionally, the diameter of described spindle nose 22 left end is less than the right-hand member diameter of described spindle nose 22, described axle 22 are also arranged with the second sealing ring 12 on the right side of described first sealing ring 11, and the diameter of described second sealing ring 12 is more than institute Stating the diameter of the first sealing ring 11, described second sealing ring 12 abuts the inwall of described monitor body 1, by described left air chamber 101 and institute Stating the isolation of the right air chamber 102 on the right side of the second sealing ring 12 to open, described blast mouth 103 is positioned at the right side of described second sealing ring 12. Additionally, the sidewall of described right air chamber 102 is provided with tiny leakage mouth 106 just to described first sealing ring 11；Described right end cap 5 is fixed At the right-hand member of described monitor body 1, described right end cap 5 is provided with pilot hole 50, and described axostylus axostyle 21 is at least partially disposed at described pilot hole In 50, play guiding function, prevent described axostylus axostyle 21 from shifting or askew put.In the present embodiment, described boss 104 and described piston 2 Being the magnet that two magnetic poles are contrary, described haulage gear is made up of described boss 104 and described piston 2.

When described air firecracker monomer 300 works, described boss 104 and described piston 2, under the effect of magnetic force, are mutually inhaled Drawing, be close together, described first sealing ring 11 is pressed on described boss 104.Compressed air is filled, pressure from described air inlet 60 Contracting air is firstly gathered in described left air chamber 101, when acting on the pressure on the left of described piston 2 more than described boss 104 He During mutual attractive force between described piston 2, described piston 2 moves right；Make the face that compressed air contacts with described piston 2 Long-pending increase suddenly, the pressure being applied to described piston 2 also can increase suddenly, promotes described piston 2 to move right rapidly；Described work Plug 2 increases with the distance of described boss 104, thus the mutual attractive force between described piston 2 and described boss 104 can reduce. When described blast mouth 103 crossed by described second sealing ring 12, compressed air can discharge from described blast mouth 103 moment, Produce explosive sound.After having exploded, in described left air chamber 101, become low pressure, the phase between described piston 2 and described boss 104 Captivation is more than being used in the pressure on the left of described piston 2 mutually, thus is resetted by described piston 2.Described micro-leakage mouth 106 is one The aperture that diameter is the least, before being both avoided that blast, compressed air leaked out rapidly, again it can be avoided that piston 2 is when resetting, institute State to cause between the first sealing ring 11 and described second sealing ring 12 and build the pressure.Additionally, the described air firecracker monomer of the present embodiment 300, as the air firecracker monomer 100,200 in embodiment one, embodiment two, can use as pressure switch.

Embodiment four:

As shown in Figure 4, the air firecracker monomer 400 of the present embodiment includes monitor body 1, piston 2, haulage gear, pressurizer (non-label), right end cap 5.Described monitor body 1 is provided with inner chamber 100, and described inner chamber 100 is provided with boss 104 and is divided into right air chamber 102 (the first air chambers) and left air chamber 101 (the second air chamber) described piston 2 are positioned at described right air chamber 102, and described pressurizer is (not Label) it is positioned at described left air chamber 101.Offering the first blast mouth 116 on the sidewall of described right air chamber 102, described right end cap 5 is solid Being scheduled on the right side of described monitor body 1, and be provided with pilot hole 50, described left air chamber 101 is provided with the first air inlet at described boss 104 Hole 107.Further, described piston 2 includes that spindle nose 22 and axostylus axostyle 21, described first blast mouth 116 are positioned at the right side of described spindle nose 22 Side, the left end of described spindle nose 22 is near described boss 104, and the diameter of described spindle nose 22 left end is less than described spindle nose 22 Right-hand member diameter.Additionally, the periphery of described spindle nose 22 is arranged with conical surface seal circle 4, it is pressed on described boss 104, thus will Described supercharging air chamber 114 and described first blast mouth 116 air-tightness isolation.Described axostylus axostyle 21 is at least partially disposed at described pilot hole In 50, play guiding function, prevent described axostylus axostyle 21 from shifting or askew put.Additionally, be provided with through hole 105 in the middle of described boss 104, supply Compressed air is passed through, and the diameter of the left end 40 of described conical surface seal circle 4, more than the diameter of described through hole 105, prevents described piston 2 Move toward described left air chamber 101.The direct contact internal walls with described monitor body 1 of right-hand member 41 of described conical surface seal circle 4, the described conical surface Micro-leakage mouth 106 is offered between left end 40 and the right-hand member 41 of sealing ring 4.Described haulage gear is sheathed on outside described axostylus axostyle 21 Week, and its left end abuts with described spindle nose 22, right-hand member abuts with described right end cap 5.In the present embodiment, described haulage gear is bullet Spring 3, can adjust described spring 3 to described work by adjusting the reach in right air chamber 102 described in the precession of described right end cap 5 The elastic force of plug 2.

It is provided with check valve 108 in described first air inlet 107.Described pressurizer (non-label) includes that cylinder (is not marked Number), outer check valve 112 and internal check valve 113, described cylinder includes pressurized cylinder 110, drives cylinder 111 and connect institute State pressurized cylinder 110 and the connecting rod 109 of described driving cylinder 111.Described internal check valve 113 is located in described outer check valve 112, And form internal check valve pore 1130 between the two；Formed outer unidirectional between described outer check valve 112 and the inwall of left air chamber 101 Valve pore 1120.Described connecting rod 109 is connected between described driving cylinder 111 and described pressurized cylinder 110, described supercharging gas Cylinder 110 is near described boss 104, and described driving cylinder 111 is near described outer check valve 112.Outside described outer check valve 112 includes Inner elements of check valve 1121 and be sheathed on the outer one-way valve spring 1122 outside described outer inner elements of check valve 1121；Described interior unidirectional Valve 113 includes internal check valve spool 1131 and is sheathed on the internal check valve spring outside described internal check valve spool 1131 1132.The area of described pressurized cylinder 110 is less than the area of described driving cylinder 111, described pressurized cylinder 110 and described right gas Supercharging air chamber 114 is formed between room 102；Formed between described driving cylinder 111 and described outer check valve 112 and drive air chamber 116. It is provided with the second blast mouth 117 at the corresponding described connecting rod 109 of described left air chamber 101；The corresponding described outer check valve of described left air chamber 101 The second air inlet 115 it is provided with at 112.

When described air firecracker monomer 400 works, compressed air is entered from described first air inlet 107 and described second simultaneously Pore 115 enters, and the compressed air entered from described second air inlet 115, owing to described outer check valve pore 1120 is described Outer inner elements of check valve 1121 is blocked, so that compressed air cannot be introduced into described driving air chamber 116.From described first air inlet 107 compressed airs entered through described unidirectional 108 enter described supercharging air chambers 114 promote described pressurized cylinder 110 to left movement, Drive described driving cylinder 111 together to left movement simultaneously.Gas in described driving air chamber 116 is through extruding, from described interior list Discharge to valve pore 1130.When described driving cylinder 111 moves to the left end of described driving air chamber 116, first promote institute State the valve rod of internal check valve spool 1131 right-hand member make described internal check valve spool 1131 entirety to left movement, thus by internal check valve Pore 1130 is closed.Then promote described outer inner elements of check valve 1121 entirety to left movement, open described outer check valve pore 1120；The compressed air being filled with from described second air inlet 115, through described outer check valve pore 1120, enters described driving air chamber In 116.Owing to described driving cylinder 111 area is big, the thrust that compressed air acts on described driving cylinder 111 to the right is compared to It is used on described pressurized cylinder 110 thrust to the left big, it is therefore provided that cylinder 109 entirety moves right；Compressed air is made respectively The pressure being used on described internal check valve spool 1131, described outer inner elements of check valve 1121 can maintain them at this state not Become.

Described cylinder is during moving right, and the compressed air in described supercharging air chamber 114 is by described check valve 108 Stopped with described piston 2, it is impossible to discharge；And the volume of described supercharging air chamber 114 is constantly reducing, so described increasing Air pressure in plenum chamber 114 can constantly rise；Etc. rising to a certain degree to promote described piston 2 to move right, when described cone When the right-hand member 41 of face seal circle 4 crosses described first blast mouth 116, compressed gas in described supercharging air chamber 114 know from experience quickly from First blast mouth 116 discharges, and produces bigger explosive sound.After having exploded, in described supercharging air chamber 114, become low pressure, Described piston 2 is resetted by described spring 3, and meanwhile, described driving cylinder 111 can rapidly move to described second blast mouth At 117, the compressed air in described driving air chamber 116 is discharged rapidly from described second blast mouth 117, produces one relatively Little explosive sound.The most described driving air chamber 116 internal gas pressure also drops to normal atmosphere state, and described outer one-way valve spring 1122 pushes away Dynamic described outer inner elements of check valve 1121 moves right, and is blocked by described outer check valve pore 1120, described internal check valve bullet Spring 1132 promotes described internal check valve spool 1131 to move right, and is opened by described internal check valve pore 1130, from described first Air inlet 107 enters the compressed air of described supercharging air chamber 114 and again pushes described cylinder to left movement, enters the next one and follows Ring.Can use as pressure charging valve additionally, the described air firecracker monomer 400 of the present embodiment improves a little.

Embodiment five:

As it is shown in figure 5, the air firecracker monomer 500 of the present embodiment includes monitor body 1, piston 2, right end cap 5.Described monitor body 1 It is provided with the cavity 100 of hollow, in described cavity 100, is provided with boss 104, suffer the side that described boss 104 coordinates with described piston 2 Form the first conical surface ladder 504.Described piston 2 is located at described inner chamber, and described piston 2 is made up of elastomeric material, such as rubber, itself Carrying elastic, described piston is provided with spindle nose 22 and axostylus axostyle 21, and described spindle nose 22 compresses described boss 104 so that described cavity 100 Left side formed the 3rd air chamber 50.Seal additionally, described piston 2 forms the first seal shaft 250, second the most respectively Axle the 251, the 3rd seal shaft 252, described first seal shaft 250 is formed at described spindle nose 22, described second seal shaft 251 and described The 3rd equal morpheme of seal shaft is in described axostylus axostyle 21, and offers passage 253 in described piston 2 and run through described spindle nose 22 and described Axostylus axostyle 21.Described first seal shaft 250 coordinates with described first conical surface ladder 504, and described inner chamber 100 corresponding described second seals Form described second conical surface ladder 505 at axle 251 to coordinate with it；Described first conical surface ladder 504 and the second conical surface ladder 505 it Between and be provided with blast mouth 103.Described right end cap 5 is connected to the right-hand member of described monitor body 1, and is provided with air inlet 60.Described 3rd close The first air chamber 501, described second seal shaft 251 and described 3rd seal shaft 252 is formed between envelope axle 252 and described right end cap 5 Between form the second air chamber 502；Described passage 253 connects described second air chamber 502 and described 3rd air chamber 503.

When described air firecracker monomer 500 works, being filled with compressed air from described air inlet 60, compressed air initially enters Described first air chamber 501, then compressed air pushes described piston 2 to left movement, makes described first seal shaft 250 compress first Conical surface ladder 504, compressed air enters described second air chamber 502, then enters described 3rd air chamber 503 through described passage 253. Inflation is stopped when described air firecracker monomer 500 is charged to setting value.Need to allow described air firecracker monomer 500 explosion time, from Described air inlet 60 is exitted, owing to the left end of described piston 2 is elastic cone structure, when described air inlet 60 is exitted After, the compressed air of described piston 2 circumference of conical face can by described passage 253 left end compress make its cannot reflux gas, reach The effect of check valve；It is to be appreciated that a single check valve additionally can be added in described air firecracker monomer 500.Now, The lifting surface area of described piston 2 left end is less than the lifting surface area of right-hand member, and described piston 2 be extruded after contraction with described monitor body Comparison of resistance between the inwall of 1 is big, only after the compressed air loss of described piston 2 right-hand member is more, and described piston 2 just meeting Start to move right.When described piston 2 once moves right, the right-hand member diameter of described cavity 100 increases, described second air chamber Compressed air in 502 can be let out through described blast mouth 103 from the gap between described piston 2 and described monitor body 1 inwall further Expose；Resistance between described piston 2 and described monitor body 1 inwall can reduce, and the left end of described piston 2 leaves described first cone Face ladder 504 so that lifting surface area increases suddenly, described piston 2 quickly moves right, the compression in described 3rd air chamber 503 Air can discharge from described blast mouth 103 moment, produces explosive sound.Reinflated permissible to described air firecracker monomer 500 Repetitive cycling uses.

As Fig. 6 shows, this utility model also provides for a kind of air firecracker concatermer 600, including trachea 603, air pump 601, gas Mouth 602, relief valve 606 and air firecracker monomer 605, multiple described air firecracker monomers 605 may select embodiment one, implement One or more in example two, embodiment three, embodiment four and embodiment five.

Equidistantly a plurality of bronchus 607, multiple described air firecracker lists integrally it are connected with on the both sides of described trachea 603 Body 605 correspondence respectively is fixedly connected on a plurality of described bronchus 607, each described bronchus 607 and described air firecracker list The junction of body 605 is equipped with the check valve 604 of a tape travel bar.During inflation, first described piston 2 is to press against stroke lever, Described check valve 604 pushed open by stroke lever so that compressed gas can enter into each described firecrackers monomer 605, after blast, Described piston 2 is projected out, and leaves stroke lever, and now check valve 604 described in the spring handle of stroke lever is closed, and prevents gas leakage.So, At explosion time, can accomplish to be independent of each other between each described air firecracker monomer 605.Described valve 602 and described safety Valve 606 is respectively arranged on the head and the tail both ends of described trachea 603, described air pump 601 and the described valve 602 of connection.When needs are inflated Time, opening described air pump 601 is described trachea 603 injecting compressed air, and compressed air passes through described trachea 603 and described gas Pipe 607 enters into each described air firecracker monomer 605, inflates for it, when the gas being filled with makes described air firecracker list When pressure within body 605 reaches certain value, each described air firecracker monomer 605 will send explosive sound.It is appreciated that , in other embodiments, replace air pump 601 to inflate for air firecracker concatermer 600 with inflator, gas cylinder etc., described relief valve 606 The optional position of described trachea 603 can be arranged on, be not limited thereto.

To sum up, air firecracker monomer of the present utility model and concatermer thereof, compressed-air actuated from described blast by utilizing The explosive sound that mouth produces when discharging, thus reach the effect of firecrackers blast, because of without using gunpowder, so at explosion time not The harmful gas of atmosphere pollution, dust and other rubbish can be produced, also will not be because of the misoperation of user at explosion time Threaten its personal safety, safety and environmental protection；After blast completes, it only need to be inflated using by user again, reaches to repeat The effect used, it is not necessary to consume additional expense and again buy, saves expense for consumer.

Additionally, air firecracker monomer of the present utility model and concatermer thereof have stronger plasticity so that it is using effect More press close to the effect of tradition firecrackers；Such as, ticker tape can be placed at the blast mouth of air firecracker monomer each described, logical Cross the air being filled with various different odor so that it is produce various different abnormal smells from the patients at explosion time and spread out ticker tape, meeting client's Different demands；Various pattern and word can also be drawn in described monitor body, play the effect beautified；Also can be in described monitor body Surface one layer of red paper of set so that it is reach the red effect in full ground at explosion time, add a small amount of water at described inner chamber so that it is explode Time also can produce water smoke；Or add luminous material at described inner chamber so that it is produce luminous effect etc. at explosion time.

Various different embodiments of the present utility model are carried out any group by the thought created without departing from this utility model Close, all should be considered as this utility model disclosure；In technology concept of the present utility model, technical scheme is carried out The combination in any of the thought created without prejudice to this utility model that multiple simple modification and different embodiment are carried out, all should be at this Within the protection domain of utility model.

Claims (10)

1. an air firecracker monomer, is provided with air inlet and blast mouth, it is characterised in that including: monitor body, piston, end cap；Described Monitor body is provided with inner chamber, and described end cap is fixed on one end of described monitor body, described air inlet and described blast mouth is located at described monitor body Or described end cap；Described piston is located at described inner chamber, and described inner chamber is provided with boss, and described piston is provided with spindle nose and compresses described convex Platform so that the side of described inner chamber forms air chamber；Described spindle nose compresses the diameter of described boss side less than away from described boss The diameter of side.

2. air firecracker monomer as claimed in claim 1, it is characterised in that: described air firecracker monomer farther includes traction Mechanism, makes described piston carry out the reciprocating motion of elasticity in described inner chamber elasticity.

3. air firecracker monomer as claimed in claim 2, it is characterised in that: described haulage gear is spring, is sheathed on described Piston.

4. air firecracker monomer as claimed in claim 1, it is characterised in that: described piston air-tightness completely cuts off described air chamber and institute State blast mouth.

5. air firecracker monomer as claimed in claim 1, it is characterised in that: described piston farther includes an axostylus axostyle and connects institute State spindle nose, be provided with through hole in the middle of described boss and pass for described axostylus axostyle.

6. air firecracker monomer as claimed in claim 2, it is characterised in that: described piston and described boss are respectively two magnetic The most contrary magnet, described haulage gear is made up of described piston and described boss.

7. air firecracker monomer as claimed in claim 1, it is characterised in that: it is arranged with sealing ring outside described spindle nose, in order to support Press described boss and the inwall of described inner chamber.

8. air firecracker monomer as claimed in claim 1, it is characterised in that: farther include pressurizer, be located at described interior Chamber, described inner chamber is divided into the first air chamber and the second air chamber by described boss, and described piston is positioned at described first air chamber, described increasing Pressure device is positioned at described second air chamber；Described pressurizer includes cylinder, outer check valve and internal check valve；Described internal check valve Being located in described outer check valve, described cylinder includes driving cylinder, pressurized cylinder and connecting described driving cylinder and described increasing The connecting rod of air cylinder, the area of described driving cylinder is more than the area of described pressurized cylinder, and described pressurized cylinder is near described the One air chamber, described driving cylinder is near described outer check valve.

9. air firecracker monomer as claimed in claim 5, it is characterised in that: offer passage in described piston and run through described Spindle nose and described axostylus axostyle.

10. an air firecracker concatermer, it is characterised in that include multiple air whip as described in any one of claim 1 to 9 Big gun monomer, trachea, valve and relief valve；Multiple described air firecracker monomers are respectively fixedly connected with in described trachea, described gas Mouth and described relief valve connect described trachea respectively.