CN112146521A - Hand-held color fireworks display - Google Patents

Abstract

The invention relates to the technical field of wedding celebration supplies and discloses a hand-held colorful fireworks display, which comprises a gun barrel, wherein an inflation tail shaft is sleeved at the bottom of the gun barrel through threads, an inflation rotary tail is movably sleeved at the bottom of the inflation tail shaft, a rotary switch is movably sleeved inside the inflation tail shaft, a rotary shaft is movably sleeved inside the inflation rotary tail, an inflation nozzle is fixedly installed at one side of the inflation tail shaft, a thread groove is formed in the outer ring at the top of the inflation tail shaft and is movably sleeved with the inner ring at the bottom of the gun barrel, a rectangular air nozzle is formed in the middle of the top of the inflation tail shaft, a rotary air plug is movably installed at the top of the air nozzle, an annular groove is formed in the inner part of the top end of the inflation tail shaft, a circular partition plate is fixedly installed in the middle of the inner cavity of the inflation tail shaft, an air inlet is formed in the position, which is positioned at the bottom surface of, not only the security is high can also practice thrift the cost and improve the utilization ratio.

Description

Hand-held color fireworks display

Technical Field

The invention relates to the technical field of wedding supplies, in particular to a hand-held colorful fireworks display.

Background

The hand-held fireworks display gun is a celebration article that can use under the circumstances such as celebration festival or wedding, it can send very big explosion sound and spout many colored flowers colored ribbon, consequently has replaced celebration articles for use such as firecracker that have danger now, the principle of hand-held fireworks display gun is very simple, bottom at the barrel is provided with one and changes the tail, its inside is filled with compressed air, it produces the shock formation sound in the twinkling of an eye and spout the colored ribbon of dish flower that fills to rotate the tail release compressed air during the use, but still have some problems in the in-service use:

1. the saluting guns are all provided with a small air cylinder at the bottom for storing compressed air, so that certain danger exists when the saluting guns are not used for a long time, meanwhile, the transportation process can also generate explosion danger due to collision, the safety coefficient is low on the whole, meanwhile, an air plug in the saluting guns can fly out when the tail of the saluting guns rotates to release air pressure, the impact force is very large, and therefore, a lot of news that the saluting guns hurt people appear, and the danger is increased again;

2. the hand-held colorful fireworks display is disposable, the using process is very quick, great waste can be caused, the cylinder part at the bottom is still iron, great waste can be caused by raw materials and production, the fireworks display is full of compressed air after being bought, and therefore, the phenomena of air leakage and the like can exist for a long time, so that pressure can not be released or enough pressure can be released, celebration activities and the like can be influenced.

Disclosure of Invention

Aiming at the defects of the background technology, the invention provides the hand-held color fireworks display, which has the advantages of high safety and repeated use and solves the problems in the background technology.

The invention provides the following technical scheme: a hand-held colorful fireworks display comprises a gun barrel, wherein an inflation tail shaft is sleeved on the bottom of the gun barrel in a threaded manner, an inflation rotary tail is sleeved on the bottom of the inflation tail shaft in a movable manner, a rotary switch is sleeved on the inner part of the inflation tail shaft in a movable manner, a rotary shaft is sleeved on the inner part of the inflation rotary tail shaft in a movable manner, an inflation nozzle is fixedly mounted on one side of the inflation tail shaft, a thread groove is formed in the outer ring at the top of the inflation tail shaft and is movably sleeved with the inner ring at the bottom of the gun barrel, a rectangular air nozzle is formed in the middle of the top of the inflation tail shaft, a rotary air plug is movably mounted at the top of the air nozzle, an annular groove is formed in the inner part of the top end of the inflation tail shaft, a circular partition plate is fixedly mounted in the middle of the inner cavity of the inflation tail shaft, an air inlet is formed in the, the improved rotary switch comprises a circular partition plate and is characterized in that a disc groove is formed in the middle of the circular partition plate, a bearing is fixedly mounted on an inner ring of the disc groove, an inner ring of the bearing is movably sleeved with an outer ring of the rotary switch, an inflation inlet is formed in the position, located at the top of the smaller end of the pressing block, of the circular partition plate, a through hole and a one-way air valve are fixedly mounted in the through hole are formed in the top of the inflation inlet, and a convex key is fixedly.

Preferably, the middle part fixed mounting who aerifys the tail top surface has the pivot of cup jointing, the both sides of cup jointing the pivot are the symmetry respectively and install two fixed blocks, one side two movable mounting has the arc briquetting between the fixed block, cup joint the middle part of pivot and seted up flexible hole, the inner circle in flexible hole cup joints with axis of rotation bottom outer lane activity, the well circle of cup jointing the pivot top has been seted up and has been cup jointed the annular, the inner circle of cup jointing the annular cup joints with the activity of the ring that stretches out of circular baffle bottom and cup joints, the both ends that arc briquetting was cup jointed in activity groove and activity are seted up to the inboard of fixed block, fixedly connected with reset spring between the inboard of arc briquetting.

Preferably, the rotary switch includes the pressure cock head, the bottom fixed mounting who presses the cock head has the change, the change activity cup joints in the inside of ring channel, the bottom fixed mounting of change has two connecting strips, the bottom fixed mounting of connecting strip has the rotating disc, the bottom fixed mounting who rotates the disc has the rotating sleeve, the trepanning has been seted up to the inside of rotating sleeve, the inner circle of trepanning cup joints with the top outer lane activity of axis of rotation, the keyway with convex key looks adaptation is seted up to the bottom of trepanning inner circle.

Preferably, the angle between the arc-shaped pressing blocks is smaller than ninety degrees, the thicknesses of the fixing blocks and the arc-shaped pressing blocks are the same, the inner ring of the pressing block is tangent to the outer side of the fixing block and has no friction, and the length of the inner side of the pressing block is not shorter than the length of the outer side of the arc-shaped pressing block.

Preferably, the air inlet is internally extended into the arc-shaped pressing block and the position of the top surface between the sleeving rotating shafts, and the inflation inlet is positioned on the top surface between the arc-shaped pressing block and the sleeving rotating shafts.

Preferably, the plug pressing head is two convex plate blocks which are at ninety-degree angles, the plug pressing head can be contacted with an end angle of the rotary air plug and is not contacted with a side edge in the rotating process, and the rotating range of the rotating ring in the annular groove is ninety degrees.

The invention has the following beneficial effects:

1. through having set up the tail axle of aerifing, aerify and change the tail and the axis of rotation cooperation is used, and set up at the air jet and rotate the air lock, compare in prior art, change the tail through rotating to aerify, utilize its arc briquetting and support briquetting effect to aerify in the air jet, gas is inflated in aerifing the tail axle, can realize the interim inflation when using, more safety, set the air lock into can the pivoted rotation air lock simultaneously, can open its top to the lateral wall of air jet under the impact of atmospheric pressure, can not spout thereupon, avoided personnel to be strikeed, and the security is improved.

2. Through setting up combined salute, it aerifys the tailing axle and can adopt the spiral installation to dismantle, and still be provided with the charging connector and aerify and change the tail, compare in prior art, the tailing axle of aerifing of setting can rotate and dismantle and made things convenient for repetitious usage, even can also change the use through changing it after a part goes wrong, on the one hand more saving, on the other hand can also improve compression cylinder's utilization ratio, utilize simultaneously to aerify to change the tail and aerify the air response rate that can the at utmost reduce the salute, also be the improvement to product quality simultaneously, this kind can not directly manually inflate with equipment such as inflator pump simultaneously, the condition that can't aerify under the condition that does not have the inflator has been avoided.

Drawings

FIG. 1 is a schematic view of the present invention;

FIG. 2 is an exploded view of the entire structure of the present invention;

FIG. 3 is an overall half-sectional view of the structure of the present invention;

FIG. 4 is a schematic view of an inflatable tail shaft of the present invention;

FIG. 5 is a top view of the inflatable tail shaft of the present invention;

3 FIG. 3 6 3 is 3 a 3 cross 3- 3 sectional 3 view 3 taken 3 along 3 line 3 A 3- 3 A 3 of 3 FIG. 3 5 3; 3

FIG. 7 is a cross-sectional view taken along line B-B of FIG. 5;

FIG. 8 is a schematic view of a rotary switch according to the present invention;

FIG. 9 is a half sectional view of a rotary switch of the present invention;

FIG. 10 is a schematic view of the structure of the present invention with inflation and tail turning;

FIG. 11 is a transverse half-sectional view of the inflatable tail-turning structure of the present invention;

FIG. 12 is a longitudinal half-sectional view of the inflatable aft-turning structure of the present invention.

In the figure: 1. a barrel; 2. an inflatable tail shaft; 201. a thread groove; 202. an air jet; 203. an air inlet; 204. an annular groove; 3. inflating and turning the tail; 301. a rotating shaft is sleeved; 302. a fixed block; 303. an arc-shaped pressing block; 304. a telescopic hole; 305. sleeving a ring groove; 306. a movable groove; 4. a rotating shaft; 401. a convex key; 5. a rotary switch; 501. rotating the ring; 502. pressing the plug head; 503. a connecting strip; 504. rotating the disc; 505. rotating the sleeve; 5051. trepanning; 5052. a keyway; 6. an air charging nozzle; 7. rotating the air plug; 8. a circular separator plate; 801. a disc groove; 802. an inflation inlet; 9. a pressing block; 10. a bearing; 11. a one-way air valve; 12. a return spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-12, a hand-held color fireworks display comprises a gun barrel 1, an inflation tail shaft 2 is sleeved on the bottom of the gun barrel 1 in a threaded manner, an inflation tail rotor 3 is movably sleeved on the bottom of the inflation tail shaft 2, a rotary switch 5 is movably sleeved inside the inflation tail shaft 2, a rotary shaft 4 is movably sleeved inside the inflation tail rotor 3, an inflation nozzle 6 is fixedly installed on one side of the inflation tail shaft 2, a thread groove 201 is formed in the outer ring of the top of the inflation tail shaft 2 and is movably sleeved with the inner ring of the bottom of the gun barrel 1, a rectangular air nozzle 202 is formed in the middle of the top of the inflation tail shaft 2, a rotary air plug 7 is movably installed at the top of the air nozzle 202, an annular groove 204 is formed in the top of the inflation tail shaft 2, a circular partition plate 8 is fixedly installed in the middle of the inner cavity of the inflation tail shaft 2, the circular partition plate 8 divides the inflation tail shaft 2 into two parts, the front surface of the inflation tail shaft 2 is positioned at the bottom surface of the circular partition plate 8 and is provided with an air inlet 203, the position of the inner ring of the inflation tail shaft 2, which is positioned at the bottom of the circular partition plate 8, is fixedly provided with a pressing block 9, the middle part of the circular partition plate 8 is provided with a disc groove 801, the inner ring of the disc groove 801 is fixedly provided with a bearing 10, the inner ring of the bearing 10 is movably sleeved with the outer ring of the rotary switch 5, the position of the circular partition plate 8, which is positioned at the top of the smaller end of the pressing block 9, is provided with an inflation inlet 802, the top of the inflation inlet 802 is provided with a through hole and is fixedly provided with a one-way air valve 11, the outer ring at the top of the rotary shaft 4 is fixedly provided with a convex key 401, the middle part of the top surface of the inflation tail shaft 3, the inner ring of the telescopic hole 304 is movably sleeved with the outer ring at the bottom of the rotating shaft 4, the middle ring sleeved at the top of the rotating shaft 301 is provided with a sleeved ring groove 305, the inner ring of the sleeved ring groove 305 is movably sleeved with the extending ring at the bottom of the circular partition plate 8, the inner side of the fixed block 302 is provided with a movable groove 306 and movably sleeved with two ends of the arc-shaped pressing block 303, a reset spring 12 is fixedly connected between the inner side of the end part of the arc-shaped pressing block 303 and the outer ring sleeved with the rotating shaft 301, the rotary switch 5 comprises a pressing plug head 502, the bottom of the pressing plug head 502 is fixedly provided with a rotating ring 501, the rotating ring 501 is movably sleeved inside the annular groove 204, the bottom of the rotating ring is fixedly provided with two connecting strips 503, the bottom of the connecting strips 503 is fixedly provided with a rotating disc 504, the bottom of the rotating disc 504 is fixedly provided with a rotating, the bottom of the inner ring of the trepan 5051 is provided with a key groove 5052 matched with the convex key 401, the rotating shaft 4 is pulled downwards so that the convex key 401 is matched and clamped with the key groove 5052, and then the rotating shaft 4 is rotated to drive the rotary switch 5 to release the limitation of releasing air pressure.

The angle between the arc-shaped pressing blocks 303 is smaller than ninety degrees, so that the arc-shaped pressing blocks can be pressed inwards better to flush gas into the cylinder of the inflation tail shaft 2 from the inflation inlet 802 at the top, the thicknesses of the fixing blocks 302 and the arc-shaped pressing blocks 303 are the same, when the arc-shaped pressing blocks 303 are completely pressed, the arc-shaped pressing blocks 303 can be just parallel to the fixing blocks, space and inflation quantity are utilized to the maximum extent, the inner ring of the pressing block 9 is tangent to the outer side of the fixing blocks 302 and has no friction, in order to completely press the arc-shaped pressing blocks 303 between the fixing blocks 302, air is completely compressed into the cylinder, the length of the inner side of the pressing block 9 is not shorter than the length of the outer side of the arc-shaped pressing blocks 303, the length of the pressing block is large, the two ends of the arc-shaped pressing blocks 303 can be kept in a pressed rotating state, at the air is completely compressed.

Wherein, the inside top surface position that stretches into arc briquetting 303 and cup joint between the pivot 301 of air inlet 203, inflation inlet 802 is located arc briquetting 303 and cup joints the top surface position between the pivot 301, can drive two arc briquetting 303 and press the air respectively when rotating the commentaries on classics tail 3 that aerifys, another is intake through air inlet 203 under reset spring 12's effect and is guaranteed that follow-up has the air to compress when a compressed air, the position of inflation inlet 802 also is at arc briquetting 303 the top of the one end of being pressed into completely at last, can be with the complete utilization of air and do not have unnecessary space to prevent that the incomplete condition of air compression from appearing like this.

Wherein, the tamponade head 502 is two protruding plate blocks that are ninety degrees angle, tamponade head 502 rotates the in-process can with the end angle contact of rotating the air lock 7 and not with the side contact, the rotation scope of swivel 501 in ring channel 204 is ninety degrees, utilize tamponade head 502 can compress tightly the inside atmospheric pressure of assurance with two end angles that rotate the unfixed end of air lock 7 and can not release, thereby can all rotate tamponade head 502 to the side position of rotating air lock 7 to remove the restriction release atmospheric pressure to both sides rotation forty-five degrees.

The working principle is that before use, the rotating air plug 7 in the inflation tail shaft 2 covers the air nozzle 202 tightly, then the rotating shaft 4 is pulled out downwards to ensure that the convex key 401 is in adaptive clamping connection with the key groove 5052, the rotating shaft 4 is rotated to drive the rotating switch 5 to rotate, when the pressing plug head 502 is rotated to press two end corners of the rotating air plug 7 tightly, then the inflation device can inflate the inflation tail shaft 2;

if the inflating device is not provided, the inflating tail rotor 3 is rotated to drive the socket joint rotating shaft 301 to rotate, meanwhile, the fixed block 302 and the arc-shaped pressing block 303 also rotate along with the rotating, when the arc-shaped pressing block 303 is rotated to be contacted with the pressing block 9, the pressing block 9 can gradually and completely press the arc-shaped pressing block 303 in, the air inside the air compressor is compressed from the top charging port 802 to the one-way air valve 11 and then compressed into the cylinder of the charging tail shaft 2, and then the air compressor continues to rotate and loses the limit of the pressing block 9, meanwhile, the air is sucked by matching with the air inlet 203 under the action of the return spring 12 to prepare for next compression, after complete inflation is finished, the bottom of the gun barrel 1 is sleeved with the top of the inflation tail shaft 2 through threads, the assembly is finished, when the salute gun is used, the limitation can be removed by rotating the rotating shaft 4 to rotate the plug pressing head 502 to the side position from the end corner of the rotating air plug 7, and compressed air is released to complete the release of the salute.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a hand-held type colored fireworks display, includes barrel (1), and the bottom screw thread of barrel (1) has cup jointed aerifys tail axle (2), and the bottom activity of aerifing tail axle (2) has cup jointed and has aerifyd tail (3), and the inside activity of aerifing tail axle (2) has cup jointed rotation switch (5), aerifys the inside activity of changeing tail (3) and has cup jointed axis of rotation (4), its characterized in that: the gun barrel is characterized in that an inflating nozzle (6) is fixedly installed on one side of the inflating tail shaft (2), a thread groove (201) is formed in the outer ring of the top of the inflating tail shaft (2) and movably sleeved with the inner ring of the bottom of the gun barrel (1), a rectangular air nozzle (202) is formed in the middle of the top of the inflating tail shaft (2), a rotating air plug (7) is movably installed at the top of the air nozzle (202), an annular groove (204) is formed in the inner portion of the top end of the inflating tail shaft (2), a circular partition plate (8) is fixedly installed in the middle of the inner cavity of the inflating tail shaft (2), an air inlet (203) is formed in the position, located on the bottom face of the circular partition plate (8), of the front face of the inflating tail shaft (2), a pressing block (9) is fixedly installed in the position, located on the bottom of the circular partition plate (8), the inner circle fixed mounting of disc groove (801) has bearing (10), the inner circle of bearing (10) cup joints with the outer lane activity of rotating switch (5), inflation inlet (802) have been seted up to the position that circular baffle (8) are located the less one end top of briquetting (9), fixed mounting has one-way pneumatic valve (11) in through-hole and the through-hole has been seted up at the top of inflation inlet (802), the top outer lane fixed mounting of axis of rotation (4) has protruding key (401).

2. The hand-held confetti salute as claimed in claim 1, wherein: the middle part of the top surface of the inflatable tail rotor (3) is fixedly provided with a sleeved rotary shaft (301), two fixing blocks (302) are respectively and symmetrically arranged at two sides of the sleeving rotating shaft (301), an arc-shaped pressing block (303) is movably arranged between the two fixing blocks (302) at one side, the middle part of the sleeve joint rotating shaft (301) is provided with a telescopic hole (304), the inner ring of the telescopic hole (304) is movably sleeved with the outer ring at the bottom of the rotating shaft (4), a socket ring groove (305) is arranged on the middle ring at the top of the socket rotating shaft (301), the inner ring of the sleeving ring groove (305) is movably sleeved with the extending ring at the bottom of the circular clapboard (8), the inner side of the fixed block (302) is provided with a movable groove (306) which is movably sleeved with the two ends of the arc-shaped pressing block (303), and a return spring (12) is fixedly connected between the inner side of the end part of the arc-shaped pressing block (303) and the outer ring of the sleeved rotating shaft (301).

3. The hand-held confetti salute as claimed in claim 1, wherein: the rotary switch (5) comprises a plug pressing head (502), a swivel (501) is fixedly mounted at the bottom of the plug pressing head (502), the swivel (501) is movably sleeved inside an annular groove (204), two connecting strips (503) are fixedly mounted at the bottom of the swivel, a rotary disc (504) is fixedly mounted at the bottom of each connecting strip (503), a rotary sleeve (505) is fixedly mounted at the bottom of each rotary disc (504), a sleeve hole (5051) is formed in the rotary sleeve (505), an inner ring of the sleeve hole (5051) is movably sleeved with an outer ring of the top of a rotary shaft (4), and a key groove (5052) matched with a convex key (401) is formed in the bottom of an inner ring of the sleeve hole (5051).

4. A hand-held confetti salute as claimed in claim 2, wherein: the angle between the arc pressing blocks (303) is smaller than ninety degrees, the thicknesses of the fixing blocks (302) and the arc pressing blocks (303) are the same, the inner ring of the pressing block (9) is tangent to the outer side of the fixing blocks (302) and has no friction, and the length of the inner side of the pressing block (9) is not shorter than the length of the outer side of the arc pressing blocks (303).

5. The hand-held confetti salute as claimed in claim 1, wherein: the air inlet (203) is internally extended into the arc-shaped pressing block (303) and the top surface position between the sleeving rotating shafts (301), and the air charging port (802) is positioned on the top surface position between the arc-shaped pressing block (303) and the sleeving rotating shafts (301).

6. A hand-held confetti salute gun according to claim 3, wherein: the plug pressing head (502) is two convex plate blocks which are at ninety-degree angles, the plug pressing head (502) can be contacted with the end angle of the rotary air plug (7) and is not contacted with the side edge in the rotating process, and the rotating range of the rotating ring (501) in the annular groove (204) is ninety degrees.

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