CN214842799U - Boosting type air pressure firecracker tube - Google Patents

Abstract

The boosting type air pressure firecracker cylinder comprises a cylinder body, wherein a bursting body is installed on the cylinder body, a thrust piston capable of moving along the circumferential direction of the cylinder body is installed in the cylinder body in a matched mode, the inner cavity of the cylinder body is divided into a first cavity and a second cavity by the thrust piston, and the first cavity is communicated with the cavity of the bursting body. The utility model has the advantages of: a boosting formula atmospheric pressure firecracker tube, utilize the spring boosting compressed gas's behind the compression principle of bursting suddenly with higher speed, realize the purpose of building happy atmosphere, compare in the past atmospheric pressure firecracker tube have the explosive power reinforce, the advantage that sound is big compares in traditional powder firecracker, there is not consumptive material, pollution-free in the amusement use, has stopped latent harm, and the integrated device can used repeatedly, has effectively avoided the waste of resource. Furthermore, the utility model discloses still have manufacturing material source extensive, processing is simple, advantage such as with low costs.

Description

Boosting type air pressure firecracker tube

Technical Field

The utility model belongs to the technical field of amusement device material technique and specifically relates to a boosting formula atmospheric pressure firecracker section of thick bamboo.

Background

In days such as festival passing, marriage and others, people like happy festival, and generally can create atmosphere of happy festival by firing fireworks and crackers, but the existing crackers for creating atmosphere are mostly made of gunpowder, and can generate a large amount of harmful gas when fired, seriously pollute the atmospheric environment, and can bring potential dangers such as fire, personal injury and the like, and besides, the crackers made of gunpowder are all disposable articles, so that the resource consumption is serious.

Disclosure of Invention

An object of the utility model is to provide a boosting formula atmospheric pressure firecracker tube utilizes the spring boosting compressed gas's behind the compression principle of exploding suddenly with higher speed, realizes the purpose of building happy atmosphere, and not only pollution-free, stopped latent harm can carry out repetitious usage moreover, resources are saved's consumption.

The utility model provides a technical scheme that its technical problem adopted is: the utility model relates to a boosting type air pressure firecracker cylinder, which comprises a cylinder body, wherein a firecracker head body is arranged on the cylinder body, a thrust piston which can move along the circumferential direction of the cylinder is arranged in the cylinder in a matching way, the thrust piston divides the inner cavity of the cylinder into a first cavity and a second cavity, the first cavity is communicated with the cavity of the explosion head body, the first cavity is communicated with an air inlet hole with a one-way valve, the second cavity is internally provided with a boosting spring, the boosting spring always has the tendency of leading the thrust piston to be close to the explosive head body, the explosion head body is provided with a cover body mechanism which can be opened and closed and can seal the cavity in the cylinder body and the explosion head body, the explosion head body is provided with a locking mechanism which can seal and position the cover body mechanism, the locking mechanism is provided with a pull rope, the pull rope can release the seal between the cover body mechanism and the explosion head body by pulling, and the cylinder body at the position of the second cavity body is also provided with a vent hole. The cover body mechanism comprises a flip cover, a flip hinge seat is arranged on the flip cover, and the flip cover is hinged with the flip cover through the flip hinge seat. The cover body mechanism comprises a piston cover matched with the explosion head body, a first chain seat is installed on the explosion head body, a second chain seat is installed on the piston cover, and a chain is connected between the first chain seat and the second chain seat. The locking mechanism is a locking rod, a locking hinge seat is installed on the explosion head body, the middle of the locking rod is hinged with the explosion head body through the locking hinge seat, a locking head capable of locking the cover body mechanism is arranged at the upper part of the locking rod, a pull rope is connected to the locking head, a locking spring is installed on the explosion head body corresponding to the lower part of the locking rod, the locking spring always has the tendency that the locking head rotates to press the cover body mechanism, and the locking rod can be compressed to rotate by pulling the pull rope. The support leg twisting seat is installed on the blasting head body, the support legs are installed on the support leg twisting seat, two connecting rods are installed on each support leg, and the connecting rods between the adjacent support legs are connected through connecting rod hinges. The air inlet with the one-way valve is arranged on the explosion head body, and the explosion head body is also provided with a safety valve. Install the shell of bursting first on the body of bursting first, the upper cover flange is installed through the annular knurl screw to the shell upper end of bursting first, installs the injection pipe of vertical setting on the upper cover flange, injection pipe and the shell looks UNICOM of bursting first, install parachute bullet frame in the injection pipe, parachute bullet frame includes that the level sets up the connecting rod in the injection pipe, and the tip of connecting rod is connected with the ring jointly, the centre of a circle of ring is located the axle center position of injection pipe, the through-hole has still been seted up to one side of the shell of bursting first, installs shockproof sealed pad on the shell inner wall of bursting first of through-hole inboard, and lid mechanism can remove to sealed the stacking up through-hole of taking precautions against earthquakes and seal still be equipped with in the through-hole and close the lid pole, close the lid pole and can promote lid mechanism sealed closing. Locking mechanical system is located explodes first shell, and locking mechanical system is equipped with the spring bolt that the cooperation removed including fixing the fixed cover on exploding the head body in the fixed cover, and the carriage release lever is installed to spring bolt one side, and the tip of carriage release lever is worn out fixed cover and is connected with the stay cord, and the carriage release lever periphery cover that is located fixed cover is equipped with the spring bolt spring, and the spring bolt spring has the trend that makes the spring bolt stretch out fixed cover all the time, and the pulling stay cord enables the spring bolt and removes the locking to lid mechanism, and the position department of exploding the head shell is worn out corresponding to the stay cord, still installs the sealed pad of stay cord on the right on exploding first shell inner wall. The air inlet hole with the one-way valve is arranged on the thrust piston, the air cylinder pipe is arranged at the bottom of the cylinder body, the air cylinder piston is arranged in the air cylinder pipe in a matched mode, the air cylinder guide rod is arranged on one side of the air cylinder piston, the air cylinder handle is arranged at the end, extending out of the air cylinder pipe, of the air cylinder guide rod, the air cylinder pipe on the other side of the air cylinder piston is provided with the air inflating hole, the air inflating hole is communicated with the one-way valve through the air inlet hose, and the air inlet hose is located in the second cavity. The bottom of the barrel body is provided with a barrel bottom cover, the barrel bottom cover is provided with a vent hole, and the barrel bottom cover and the barrel body are tightly connected through threads.

The utility model has the advantages of: a boosting formula atmospheric pressure firecracker tube, utilize the spring boosting compressed gas's behind the compression principle of bursting suddenly with higher speed, realize the purpose of building happy atmosphere, compare in the past atmospheric pressure firecracker tube have the explosive power reinforce, the advantage that sound is big compares in traditional powder firecracker, there is not consumptive material, pollution-free in the amusement use, has stopped latent harm, and the integrated device can used repeatedly, has effectively avoided the waste of resource. Furthermore, the utility model discloses still have manufacturing material source extensive, processing is simple, advantage such as with low costs.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic structural view of another embodiment of a cover mechanism;

FIG. 3 is a view from the direction A of FIG. 1;

FIG. 4 is a view from the direction B of FIG. 2;

FIG. 5 is an enlarged view of the view in the direction C of FIG. 1;

FIG. 6 is a schematic structural view of the shell and the injection tube mounted on the squib body;

FIG. 7 is an enlarged view of the view of FIG. 6 taken in direction D;

FIG. 8 is an enlarged partial view of I of FIG. 6;

FIG. 9 is a schematic structural view of the bottom of the cylinder body for installing the air cylinder pipe;

FIG. 10 is an enlarged view taken along line E-E in FIG. 9;

fig. 11 is a partial enlarged view of II in fig. 1.

Detailed Description

A boosting formula atmospheric pressure firecracker, as shown in figure 1, including barrel 1, install the explode head body 2 on the barrel 1, 1 fit in installs the thrust piston 3 that can follow 1 circumference of barrel and remove in 1, thrust piston 3 divide into first cavity 44 and second cavity 45 with 1 inner chamber of barrel, first cavity 44 is located the top of second cavity 45 on the direction that figure 1 shows. The first cavity 44 is communicated with the cavity of the squib body 2, and the first cavity 44 is also communicated with an air inlet with a one-way valve 6, so that an external air source can be used for inflating the inside of the first cavity 44 through the one-way valve 6.

The boosting spring 4 is installed in the second cavity 45, and the boosting spring 4 always tends to make the thrust piston 3 approach the squib body 2, namely the volume of the second cavity 45 is increased, and the volume of the first cavity 44 is decreased. The explosion head body 2 is provided with a cover body mechanism which can be opened and closed, the cover body mechanism can seal cavities in the cylinder body 1 and the explosion head body 2, the explosion head body 2 is provided with a locking mechanism which can seal and position the cover body mechanism, the locking mechanism is provided with a pull rope 5, and the pull rope 5 can release the seal between the cover body mechanism and the explosion head body 2 by pulling. As shown in fig. 5, a vent hole 7 is further formed on the cylinder 1 at the position of the second cavity 45, and the vent hole 7 is arranged to fill and discharge the internal gas when the volume of the second cavity 45 changes. Sealing rings can be arranged between the cover body mechanism and the explosion head body 2 and between the thrust piston 3 and the cylinder body 1.

When the boosting type air pressure firecracker is used, the cover body mechanism is moved to seal cavities in the barrel body 1 and the firecracker body 2, the cover body mechanism is locked by the locking mechanism, then the one-way valve 6 communicated with an external air source is used for inflating the first cavity 44, the air pressure in the first cavity 44 is gradually increased, the boosting spring 4 is pushed by the air pressure of the thrust piston 3 to compress and move downwards until the thrust piston 3 moves downwards to the compression pressure of the gas required by design, the inflation of the first cavity 44 is stopped, a user pulls the pull rope 5 at a position far away from the barrel body 1 to release the locking of the cover body mechanism, the compressed boosting spring 4 pushes the thrust piston 3 to move upwards under the action of elasticity, the cover body mechanism is pushed to be opened through the air pressure, and the compressed gas is accelerated and explodes suddenly to generate sound, so that the traditional firecracker is replaced.

One structural embodiment of the cover body mechanism is shown in fig. 1, the cover body mechanism comprises a blasting head turning cover 8, a turning cover hinge seat 9 is installed on the blasting head body 2, the blasting head turning cover 8 is hinged with the blasting head body 2 through the turning cover hinge seat 9, the blasting head turning cover 8 can rotate to the blasting head body 2 to seal the inner cavities of the cylinder body 1 and the blasting head body 2, a locking mechanism is installed on the blasting head body 2 corresponding to the other side of the turning cover hinge seat 9, and the locking mechanism can seal and position the blasting head turning cover 8.

Another structural embodiment of the cover body mechanism is shown in fig. 2, the cover body mechanism comprises a piston cover 10 matched with a bursting body 2, a first chain seat 11 is arranged on the bursting body 2, a second chain seat 12 is arranged on the piston cover 10, and a chain 13 is connected between the first chain seat 11 and the second chain seat 12. The piston cover 10 can also realize the sealing of the inner cavities of the barrel body 1 and the explosion body 2, and the locking mechanism can limit the upward movement of the piston cover 10 to ensure the sealing and positioning of the piston cover 10.

As shown in fig. 1 and 2, the locking mechanism is a locking rod 14, a locking hinge seat 15 is installed on the squib body 2, the middle part of the locking rod 14 is hinged with the squib body 2 through the locking hinge seat 15, a locking head 16 capable of locking the cover body mechanism is arranged at the upper part of the locking rod 14, and the locking head 16 is connected with the pull rope 5. Corresponding to the lower position of the locking rod 14, a locking spring 17 is arranged on the explosive body 2, the locking spring 17 always has the tendency of enabling the locking head 16 to rotate to press the cover body mechanism, and pulling the pull rope 5 enables the locking rod 14 to compress the locking spring 17 to rotate, so that the locking head 16 releases the sealing locking of the cover body mechanism.

In order to ensure the stability of the barrel body 1 placed on the ground or other horizontal planes when a user pulls the pull rope 5 away from the barrel body 1 for use, a support leg hinge seat 18 is installed on the explosive head body 2, support legs 19 are installed on the support leg hinge seat 18, two connecting rods 20 are installed on each support leg 19, and the connecting rods 20 between the adjacent support legs 19 are connected through a connecting rod hinge 21. In the figures 3 and 4, the number of the support legs 19 is three, the included angle between the adjacent support legs 19 is 120 degrees, and the three support legs form a relatively stable triangular structure so as to improve the placing stability of the cylinder body 1.

As shown in fig. 1 and 2, the air inlet hole with the check valve 6 may be disposed on the squib body 2, in order to ensure the safety during the inflation process, a safety valve 22 may be further mounted on the squib body 2, and the safety valve 22 is disposed to discharge the high-pressure gas in the first cavity 44 when the air pressure in the first cavity 44 reaches an upper limit value that the whole device can bear, so as to ensure the life and the safety of the air pressure squib.

Further, in order to enable the promotion formula atmospheric pressure firecracker tube can carry out the transmission of materials such as colored ribbon, silk flower, parachute-shaped bullet, act as the effect of similar fireworks display tube, as shown in fig. 6, install explode first shell 23 on the explode head body 2, explode first shell 23 upper end and install upper cover flange 25 through annular knurl screw 24, install the injection tube 26 of vertical setting on the upper cover flange 25, injection tube 26 and explode first shell 23 UNICOM mutually. The parachute magazine is installed in the injection pipe 26, and as shown in fig. 7, the parachute magazine includes a connecting rod 27 horizontally disposed in the injection pipe 26, the ends of the connecting rod 27 are connected with a ring 28, and the center of the ring 28 is located at the axial center of the injection pipe 26. Heavy hanging objects on the parachute bullets can be placed in the circular ring 28, light components such as the parachute can be supported by the connecting rod 27, the parachute bullets can be correctly installed in the injection pipe 26, and after the cover body mechanism is opened, the parachute bullets can be pushed out of the injection pipe 26 by the suddenly-exploded high-pressure gas, so that normal launching of the parachute bullets is completed. Wherein, the parachute bomb, the umbrella bag bomb and the high-emission umbrella can be hung with flashing materials such as color strips, silk flowers and the like, can slowly descend after being emitted, can be seen day and night, can be made into light-weight bag bombs by wrapping electro-optical paper scraps, silk flowers, color strips and the like with paper, can emit 3-5 meters downwards, and the emitted materials are all placed on the connecting rod 27.

In order to facilitate the closing of the cover mechanism, as shown in fig. 6, a through hole 29 is further formed in one side of the bursting head shell 23, a shockproof sealing gasket 30 is mounted on the inner wall of the bursting head shell 23 inside the through hole 29, the cover mechanism can move to the shockproof sealing gasket 30 to seal the through hole 29, a cover closing rod 31 is further arranged in the through hole 29, and the cover closing rod 31 can push the cover mechanism to be closed in a sealing manner. In the using process, the cover body mechanism can be turned over instantly and block the through hole 29 under the impact action of high-pressure airflow so as to realize the instant relative sealing of the inner space of the explosion head shell 23 in the using process, wherein the shockproof sealing gasket 30 not only plays a role in sealing when the cover body mechanism turns over to block the through hole 29, but also plays a role in buffering to a certain extent.

In order to further ensure the instant sealing in the bursting head shell 23 during the use process of pulling the pull rope, the locking mechanism is positioned in the bursting head shell 23, as shown in fig. 8, the locking mechanism comprises a fixed sleeve 32 fixed on the bursting head body 2, a locking tongue 33 which moves in a matching way is arranged in the fixed sleeve 32, and the locking tongue 33 can seal and position the cover mechanism on the bursting head body 2. A moving rod 34 is installed on one side of the lock tongue 33, the end part of the moving rod 34 penetrates through the fixed sleeve 32 and is connected with a pull rope 5, a lock tongue spring 35 is sleeved on the periphery of the moving rod 34 positioned in the fixed sleeve 32, the lock tongue spring 35 always tends to enable the lock tongue 33 to extend out of the fixed sleeve 32, and the lock tongue 33 can be unlocked by pulling the pull rope 5. To ensure the sealing performance in the bursting head shell 23 at the moment of use, a right-side cord sealing gasket 36 is further installed on the inner wall of the bursting head shell 23 corresponding to the position where the cord 5 penetrates out of the bursting head shell 23.

The boosting type air pressure firecracker cylinder with the structures needs an external air source when in use, in order to avoid the requirement of the external air source, a handheld cylinder is utilized to automatically add air to make sound, so that the interest of playing can be further stimulated, and joyful feeling is increased, as shown in fig. 9 and 10, an air inlet hole with a one-way valve 6 is formed in a thrust piston 3, an air cylinder pipe 37 is installed at the bottom of a cylinder body 1, an air cylinder piston 38 is installed in the air cylinder pipe 37 in a matched mode, an air cylinder guide rod 39 is installed on one side of the air cylinder piston 38, an air cylinder handle 40 is installed at the end, extending out of the air cylinder pipe 37, of the air cylinder guide rod 39, an air cylinder handle 41 is arranged on the air cylinder pipe 37 on the other side of the air cylinder piston 38, the air inflating hole 41 is communicated with the one-way valve 6 through an air inlet hose 42, and the air inlet hose 42 is located in a second cavity 45. The air inlet hose 42 is arranged to ensure that air is supplied from the air cylinder pipe 37 to the first cavity 44 without affecting the telescopic movement of the boosting spring 4, and after the first cavity 44 is filled with gas with set pressure, the pull rope 5 is pulled, the cover body mechanism is unlocked in a sealing manner, and the high-pressure gas is accelerated to break through to simulate the traditional firecracker to generate sound.

Further, in order to facilitate the disassembly, assembly, replacement and maintenance of the barrel 1 and the components inside the barrel 1, such as the thrust piston 3, the boosting spring 4, and the like, as shown in fig. 11, a barrel bottom cover 43 is arranged at the bottom of the barrel 1, a vent hole 7 is formed in the barrel bottom cover 43, and the barrel bottom cover 43 and the barrel 1 are tightly connected through threads.

Wherein the operating pressure of the high pressure gas in the configuration shown in fig. 9 is 1-1.5 kilograms per square centimeter, the operating pressure of the high pressure gas in the configuration shown in fig. 1 and 2 is 2-3 kilograms per square centimeter, and the operating pressure of the high pressure gas in the configuration shown in fig. 6 is 3-8 kilograms per square centimeter. The device can also be suitable for bird repelling operation around an airport, the launched substances are replaced by rescue ropes such as rubber balls and hanging ropes, and the inclined supporting legs 19 can also be used as rescue equipment to launch the rescue ropes.

Technical scheme of the utility model not be restricted to the utility model the within range of embodiment. The technical contents not described in detail in the present invention are all known techniques.

Claims (10)

1. The utility model provides a boosting formula atmospheric pressure firecracker section of thick bamboo which characterized in that: the explosion-proof device comprises a cylinder body (1), an explosion body (2) is installed on the cylinder body (1), a thrust piston (3) capable of moving along the circumferential direction of the cylinder body (1) is installed in the cylinder body (1) in a matched mode, the thrust piston (3) divides an inner cavity of the cylinder body (1) into a first cavity (44) and a second cavity (45), the first cavity (44) is communicated with a cavity of the explosion body (2), the first cavity (44) is further communicated with an air inlet hole with a one-way valve (6), a boosting spring (4) is installed in the second cavity (45), the boosting spring (4) always has the tendency that the thrust piston (3) is close to the explosion body (2), an openable cover body mechanism is installed on the explosion body (2), the cover body mechanism can seal the cavities in the cylinder body (1) and the explosion body (2), and a locking mechanism capable of sealing and positioning the cover body mechanism is installed on the explosion body (2), the locking mechanism is provided with a pull rope (5), the cover body mechanism and the explosion head body (2) can be released from sealing by pulling the pull rope (5), and the barrel body (1) at the position of the second cavity body (45) is also provided with a vent hole (7).

2. The booster-type air pressure firecracker tube as claimed in claim 1, wherein: the cover body mechanism comprises a flip cover (8), a flip cover hinge seat (9) is installed on the flip cover body (2), and the flip cover (8) is hinged to the flip cover body (2) through the flip cover hinge seat (9).

3. The booster-type air pressure firecracker tube as claimed in claim 1, wherein: the cover body mechanism comprises a piston cover (10) matched with the explosion head body (2), a first chain seat (11) is installed on the explosion head body (2), a second chain seat (12) is installed on the piston cover (10), and a chain (13) is connected between the first chain seat (11) and the second chain seat (12).

4. The booster-type air pressure firecracker tube as claimed in claim 1, wherein: the locking mechanism is a locking rod (14), a locking hinge seat (15) is installed on the explosive body (2), the middle of the locking rod (14) is hinged to the explosive body (2) through the locking hinge seat (15), a locking head (16) capable of locking the cover body mechanism is arranged on the upper portion of the locking rod (14), a pull rope (5) is connected to the locking head (16), a locking spring (17) is installed on the explosive body (2) corresponding to the lower portion of the locking rod (14), the locking spring (17) always has the tendency that the locking head (16) rotates to press the cover body mechanism, and the locking rod (14) can be compressed to rotate by pulling the pull rope (5).

5. The booster-type air pressure firecracker tube as claimed in claim 1, wherein: the support leg hinge is characterized in that a support leg hinge seat (18) is installed on the explosive body (2), support legs (19) are installed on the support leg hinge seat (18), two connecting rods (20) are installed on each support leg (19), and the connecting rods (20) between the adjacent support legs (19) are connected through connecting rod hinges (21).

6. The booster-type air pressure firecracker tube as claimed in claim 1, wherein: an air inlet hole with a one-way valve (6) is arranged on the explosion head body (2), and a safety valve (22) is also arranged on the explosion head body (2).

7. The booster-type air pressure firecracker tube as claimed in claim 1, wherein: install explode first shell (23) on explode head body (2), explode first shell (23) upper end and install upper cover flange (25) through knurling screw (24), install injection pipe (26) of vertical setting on upper cover flange (25), injection pipe (26) and explode first shell (23) looks UNICOM, install parachute cartridge rack in injection pipe (26), parachute cartridge rack includes connecting rod (27) that the level set up in injection pipe (26), and the tip of connecting rod (27) is connected with ring (28) jointly, the centre of a circle of ring (28) is located the axle center position of injection pipe (26), through-hole (29) have still been seted up to one side of exploding first shell (23), install shockproof sealed pad (30) on exploding first shell (23) inner wall of through-hole (29) inboard, lid mechanism can move to sealed pad (30) on seal up through-hole (29) and seal up through-hole (29) still establish relevant lid pole (31) in through-hole (29), the cover closing rod (31) can push the cover mechanism to close in a sealing way.

8. The booster-type air pressure firecracker tube as claimed in claim 7, wherein: locking mechanical system is located explode first shell (23), locking mechanical system is including fixing fixed cover (32) on the body of exploding the head (2), be equipped with spring bolt (33) that the cooperation removed in fixed cover (32), movable rod (34) are installed to spring bolt (33) one side, fixed cover (32) are worn out and stay cord (5) are connected to the tip of movable rod (34), movable rod (34) periphery cover that is located fixed cover (32) is equipped with spring bolt spring (35), spring bolt spring (35) have the trend that makes spring bolt (33) stretch out fixed cover (32) all the time, pulling stay cord (5) enable spring bolt (33) to remove the locking to the lid mechanism, the position department of exploding first shell (23) is worn out corresponding to stay cord (5), still install right stay cord sealed pad (36) on exploding first shell (23) inner wall.

9. The booster-type air pressure firecracker tube as claimed in claim 1, wherein: the air inlet hole with the check valve (6) is arranged on the thrust piston (3), the air cylinder pipe (37) is arranged at the bottom of the cylinder body (1), the air cylinder piston (38) is arranged in the air cylinder pipe (37) in a matched mode, the air cylinder guide rod (39) is arranged on one side of the air cylinder piston (38), the air cylinder handle (40) is arranged at the end part, extending out of the air cylinder pipe (37), of the air cylinder guide rod (39), the air cylinder pipe (37) on the other side of the air cylinder piston (38) is provided with the air inflating hole (41), the air inflating hole (41) is communicated with the check valve (6) through the air inlet hose (42), and the air inlet hose (42) is located in the second cavity (45).

10. The booster-type air pressure firecracker tube as claimed in claim 1, wherein: the bottom of the barrel body (1) is provided with a barrel bottom cover (43), the barrel bottom cover (43) is provided with a vent hole (7), and the barrel bottom cover (43) is tightly connected with the barrel body (1) through threads.

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