JP6505566B2 - Rocket fireworks launcher - Google Patents

Description

  TECHNICAL FIELD The present invention relates to a rocket firework launcher capable of using a rocket firework to avoid harmful animals such as deer and whales. More specifically, the invention makes it easy to insert rocket firework into a cylinder body and at the time of launch. The present invention relates to a rocket firework launcher capable of preventing the leakage of a jet flame in the vehicle.

  In recent years, in mountainous areas and areas near this, harmful animals such as deer and moths have been repelled. As such a repelling method, in addition to a method of intimidating an animal with light or sound, for example, as described in Patent Document 1 below, the animal is subjected to an explosion sound or the like of rocket fireworks, etc. There are ways to avoid it.

  A rocket firework launcher for evading animals described in Patent Document 1 will be described with reference to FIG.

  In FIG. 6, reference numeral 91 denotes a cylinder main body, into which rocket fireworks 8 can be inserted. The shaft 83 of the rocket 8 is inserted into the cylinder main body 91 from the front, and the shaft 83 is inserted into an axial hole 92 provided at the back of the cylinder main body 91. Further, at this time, the squib 82 of the rocket 8 is inserted in a state of being separated into the squib hole 93 provided on the lower side of the axial hole 92, and the tip portion is made to project therefrom. In addition, reference numeral 94 is a grip portion for gripping the device, and is capable of operating the lever 95 for firing. Reference numeral 96 denotes an ignition unit, which uses a battery provided inside the grip unit 94 to heat the heat wire so that the squib 82 is ignited. Then, in such a configuration, when using a device loaded with rockets 8, the rockets 8 are directed in a desired direction in a state in which the holding unit 94 is held, and the lever 95 is pulled to The squib 82 is ignited to fire the rocket 8.

JP, 2013-15230, A

  However, when using such a rocket firework launcher, there are the following problems.

  That is, the rocket firework launcher as described in the above-mentioned patent document 1 inserts the rocket firework 8 from the front, but at this time, the shaft 83 of the rocket firework 8 and the squib 82 are inserted into the shaft hole 92 or the squib. It is necessary to pass through the hole 93. However, in order to insert the shaft 83 and the squib 82 into the holes 92 and 93, it is necessary to position and insert the shaft 83 and the squib 82, which takes a considerable amount of time. In addition, the shaft 83 of rocket fireworks differs in thickness due to manufacturing errors, and the attachment position of the squib 82 also differs, so it is necessary to set the shaft hole 92 and the squib hole 93 large to cope with this. When the diameter is increased in this way, the injection flame at the time of emission leaks from the gap between the holes 92 and 93, and the injection flame hits the hand or metal oxide powder at the time of emission adheres to the ignition portion 96. There were problems such as deterioration.

  Therefore, in order to solve the above-mentioned problems, the present invention aims to provide a rocket firework launcher capable of quickly and easily mounting rocket firework and preventing a jet flame from leaking.

That is, since the present invention to solve the above problems, by igniting the rockets loaded into a tubular body, the injection causes fire the rockets from the cylinder body, from the inserted rockets on the tubular body of A rocket firework launcher having an openable and closable first shutter for preventing leakage of fire , wherein the cylinder body is configured to allow rocket fireworks to be inserted from a rear insertion opening, the first shutter being a rear of the cylinder body It is configured to open when a rocket firework is inserted, and to close when the burning part of the rocket firework passes by.

Further, in such an invention, an ignition device for igniting the rocket firework is further provided, and a second shutter is provided to divide the space between the ignition device and the rocket firework in an openable / closable manner.

Furthermore, the first shutter enables separation of the squib by pulling back after inserting the rocket firework.

According to the present invention, by igniting the rockets loaded into a tubular body, open to prevent causes fire the rockets from the cylinder body, the leakage of injection flame from the inserted rockets to the tubular body In the rocket firework launcher having a possible first shutter, the cylinder main body is configured to be able to insert rocket firework from the rear insertion opening, and the first shutter is inserted from the rear of the cylinder main body. Because it was configured to open when the burning part of the rocket firework passes, it can be made easy to open the shutter when inserting the rocket firework to make it easier to insert, and at the time of ignition close the shutter to leak the jet flame It will be possible to prevent. Further, the first shutter can be opened and closed simply by inserting the rocket firework from behind to facilitate the insertion of the rocket firework, and the leakage of the jet flame can be prevented.

The side schematic diagram of the rocket firework launcher which shows one embodiment of the present invention An exploded view showing the main part of the same form In FIG. 1, the phase diagram when inserting rocket fireworks from the rear In the same form, pull-back of rocket fireworks and phase diagram at the time of ignition State diagram when launching rocket fireworks in the same form The figure which shows the rocket firework launcher in a prior art example

  A rocket firework launcher 1 according to an embodiment of the present invention will be described below with reference to the drawings.

  The rocket firework launcher 1 in this embodiment has a gun-like shape that can be held by one hand, and as shown in FIG. 1, a cylinder body 2 into which the rocket firework 8 is inserted and its cylinder body 2 The holding unit 5 is configured to be held in a specific direction, and the ignition device 7 can be detachably attached to the inside of the holding unit 5. And characteristically, while making it possible to insert rocket firework 8 from the back of cylinder main body 2, when inserting that rocket firework 8, it rotates below like a nonreturn valve, and that rocket firework 8 The first shutter 3 is provided to return the inner space of the cylinder main body 2 so as to close the inner combustion chamber 81 after passing the front combustion portion 81. In addition to this, when the squib 82 is ignited, the gap between the squib 82 and the igniter 7 is opened to enable ignition, and after the squib 82 is ignited, the igniter 7 and the squib A second shutter 6 is provided so as to close the gap 82, whereby the ignition device 7 can be protected. Hereinafter, an embodiment of the present invention will be described in detail.

  First, the cylinder main body 2 is formed of a cylindrical metal member, and is configured such that one rocket firework 8 can be inserted in the axial direction. In the rear of the cylinder main body 2, a circular insertion opening 21 is provided so that the rocket fireworks 8 can be inserted, and the rocket fireworks 8 can be inserted from the insertion opening 21. The insertion opening 21 is configured to have a labyrinth structure so that the injection flame of the inserted rocket firework 8 can be prevented from leaking rearward.

  The first shutter 3 is provided on the rear side of the cylinder main body 2. As shown in FIG. 3A, when the rocket firework 8 is inserted from the insertion port 21, the first shutter 3 rotates the upper end portion downward about the rotation shaft 31 so that the rocket firework is generated. When passing the combustion part 81 of 8 and passing the combustion part 81, as shown in FIG. 3 (b), the upper end is rotated upward again by the pressing force of the spring 32, and the cylinder It is configured to close the main body 2. Here, the first shutter 3 is inclined to constitute a check valve, whereby the rocket 8 can be inserted from the rear. Further, as shown in FIG. 2, a recess 33 is formed in the upper end portion of the first shutter 3 so as to allow the shaft 83 of the rocket 8 to pass therethrough. The recess 33 is such that a slight gap can be formed between the first shutter 3 and the shaft 83 when the first shutter 3 is closed, whereby the shaft 83 can be made smooth when firing the rocket 8. I am trying to pull it out. Although the injection flame that has leaked from the recess 33 flows backward to some extent, the labyrinth structure provided in the insertion port 21 suppresses the leakage of the injection flame.

  A guiding portion 4 for guiding a squib 82 of the rocket 8 in the direction of the igniter 7 is provided at an inclined portion on the front side of the first shutter 3. The first shutter 3 is provided in an inclined state, and by inserting and pulling back the rocket firework 8 from behind (the state of FIG. 4C), the squib 82 can be separated downward along the inclined surface It is like that. At this time, it is necessary to bring the squib 82 as close to the ignition device 7 as possible, so here, as shown in FIG. By forming the left and right wall surfaces 41 so as to be narrower toward the lower side, the front end portion is positioned close to the ignition device 7 in a state where the front end portion is positioned.

  Next, the structure of the ignition device 7 will be described.

  The ignition device 7 is constituted by a lighter which is detachably accommodated in the inside of the grip portion 5, and can be ignited by the fire outputted from the tip portion thereof. When mounting the lighter, the nozzle portion is first inserted from the open portion on the front surface side of the grip portion 5 and then mounted by pushing the main body portion. Then, the squib 82 is made to be ignited by pulling the lever 71 provided so as to be exposed from the grip portion 5 with the index finger. The tip of the nozzle of the ignition device 7 is provided near the squib 82 so that even a small flame can ignite the squib 82.

  When the nozzle of the ignition device 7 is brought close to the squib 82 in this way, the resin part of the nozzle or the lighter melts due to the flame at the time of ignition, or metal powder adheres to the vicinity of the nozzle due to the jet flame. It may rust or not discharge. Therefore, here, the second shutter 6 is provided so as to close the gap between the nozzle and the squib 82 after the squib 82 is ignited.

  As shown in FIG. 4 (d), the second shutter 6 is configured such that a gap between the ignition device 7 and the squib 82 can be opened by pressing the lever 61 projecting to the rear part of the grip 5. By releasing the lever 61, the gap can be closed. At this time, the lever 61 is provided at the rear of the grip 5 on the opposite side of the lever 71 of the ignition device 7 so that the ignition operation and the release of the second shutter 6 can be performed simultaneously with the index finger and the thumb. Become. The second shutter 6 is provided so as to be pivotable about a pivot shaft 62, so that the gap between the squib 82 and the ignition device 7 can always be shut off by the force of the spring 63.

  Next, the usage method of the rocket firework launching apparatus 1 comprised in this way is demonstrated.

  First, when using the rocket firework launcher 1, one rocket firework 8 is inserted from the insertion port 21 at the rear of the cylinder main body 2 (FIG. 1). Then, as shown in FIG. 3A, the burning part 81 of the rocket 8 hits the back side of the first shutter 3 and pushes the upper end of the first shutter 3 downward against the pressure of the spring 32. It will be. Furthermore, when the rocket firework 8 is pushed in from that state, the burning part 81 of the rocket firework 8 passes the first shutter 3 and rotates so that the first shutter 3 returns to the original by the force of the spring 32 ( Fig. 3 (b). As a result, the rear portion of the cylinder body 2 is blocked by the first shutter 3. At this time, as shown in FIG. 2, the shaft 83 of the inserted rocket firework 8 is positioned inside the recess 33 provided at the upper end of the first shutter 3.

  Then, in this state, the shaft 83 of the rocket 8 is pulled back (FIG. 4C). Then, the squib 82 provided at the rear of the combustion unit 81 is separated downward along the inclined surface of the first shutter 3 and is guided to the channel-like guiding unit 4. Then, the leading end portion of the squib 82 is positioned in the vicinity of the ignition device 7 by the guiding portion 4 provided so that the wall surfaces 41 of the respective members 41 become narrower toward the lower side. As a result, the rocket fireworks 8 can be launched.

  When firing the rocket 8 in this state, the muzzle is directed in the firing direction, and the lever 61 provided behind the grip 5 is depressed (FIG. 4 (d)). Then, the second shutter 6 is pivoted to open the space between the ignition device 7 and the squib 82, which allows ignition. Then, when the lever 71 of the ignition device 7 is operated in that state, a flame is output and the squib 82 is ignited. At this time, by releasing the lever 61 provided on the rear side of the grip portion 5, the second shutter 6 is closed and the ignition device 7 is protected.

  When this fire reaches the burning section 81 through the squib 82, the gunpowder inside thereof is ignited, and the rocket 8 can be fired in the firing direction (FIG. 5). At this time, the injection flame is blocked from leaking backward by the first shutter 3, and the leak to the ignition device 7 is blocked by the second shutter 6.

According to the embodiment described above, by igniting the rockets 8 loaded in the cylindrical main body 2, together to fire the rockets 8 from the barrel body 2, inserted rockets on the tubular body 2 In the rocket firework launcher 1 having the openable first shutter 3 for preventing leakage of the jet flame from 8 , the cylinder main body 2 is configured such that the rocket firework 8 can be inserted from the rear insertion port 21, The first shutter 3 is configured to open when the rocket 8 is inserted from the rear of the cylinder main body 2 and to close when the burning portion 81 of the rocket 8 passes through . The shutter 3 can be opened to facilitate insertion, and at the time of ignition, the first shutter 3 can be closed to prevent leakage of the jet flame. Further, the first shutter 3 can be opened and closed simply by inserting the rocket firework 8 from the rear side to facilitate the insertion of the rocket firework 8, and the leakage of the jet flame can be prevented. Further, the rocket 3 can be easily inserted by opening and closing the first shutter 3 simply by inserting the rocket 8 from behind.

  Further, since the second shutter 6 is provided to partition the rocket 8 and the ignition device 7 so that opening and closing is possible, it is possible to prevent the injection flame from being applied to the ignition device 7 and the ignition device 7 is sprayed It can prevent that metal powder etc. adhere and rust and that resin of a lighter melts.

  Furthermore, in the case where the first shutter 3 is provided, since the squib 82 can be separated by pulling back after inserting the rocket firework 8, the squib 82 can be separated simultaneously with the prevention of the injection flame leakage, The separated squib 82 can be easily ignited.

  In addition, according to this invention, it can implement in a various aspect, without being limited to the said embodiment.

  For example, although the second shutter 6 is provided to protect the ignition device 7 in the above embodiment, only the first shutter 3 may be provided without providing the second shutter 6.

  Moreover, although the case where one rocket fireworks 8 were inserted was demonstrated in the said embodiment, you may enable it to be able to insert several rocket fireworks.

  Furthermore, in the above embodiment, the case of repelling an animal has been described, but it may be used for applications other than this. As another application, for example, a device for launching a distress signal, a device for hitting a signal element such as an athletic meet, a device used in a game or the like can be considered.

  Moreover, in the said embodiment, although the rocket firework launcher 1 which carried out the shape of the gun was mentioned as the example and demonstrated, it may be another shape about the shape.

DESCRIPTION OF SYMBOLS 1 ... rocket fireworks firing device 2 ... cylinder main body 21 ... insertion port 3 ... 1st shutter 31 ... rotation axis 32 ... spring 33 ... recessed part 4 ... induction | guidance part Reference Signs List 41 wall surface 5 grip portion 6 second shutter 61 lever 62 rotation shaft 63 spring 7 ignition device 71 lever 8 Rocket fireworks 81 · · · burning section 82 · · · 導 83 · · axis

Claims (3)

By igniting the rockets loaded into a cylindrical body, with to fire the rockets from the cylinder body, the first shutter can be opened and closed to prevent leakage of the injection flame from the inserted rockets to the tubular body In the rocket firework launcher,
The cylinder body is configured to be able to insert rocket fireworks from a rear insertion opening,
The rocket firework launcher according to claim 1, wherein the first shutter is configured to be opened when a rocket firework is inserted from the rear of the cylinder main body and to be closed when the combustion unit of the rocket firework passes . In the rocket fireworks launching apparatus according to claim 1, further,
Has an ignition device to ignite rocket fireworks,
The rocket firework launcher provided with the 2nd shutter which divides openably between the said ignition device and rocket firework . The rocket firework launcher according to claim 1, wherein the first shutter enables separation of the squib by pulling back after inserting the rocket firework.

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