JPH0641839B2 - Push cracker - Google Patents

Description

TECHNICAL FIELD The present invention relates to a push-type cracker that presses and sounds.

[Conventional technology]

BACKGROUND ART Conventionally, a push-type cracker is known in which a cracker body is held by one hand and an operating body is pushed by the fingers for holding the body to explode an explosive body (Japanese Utility Model Publication No. 45-17199).

[Problems to be Solved by the Invention]

The conventional push-type cracker comprises a hard rod fitted into an explosive cylinder and an explosive slidably contacting the rod,
Since the rod or the explosive cylinder is moved relatively by the push operation of the operating body to explode the explosive, it is necessary to manufacture a special structure explosive body with a hard rod, which can be bent freely. It is not possible to use a normal explosive body called a "Hikitama" which has a simple drawstring.

Moreover, in the case of a push-type cracker in which the rod is fixed and the explosive cylinder is movable, the rod is fixed to the cracker body (operating body guide portion) by using an adhesive tape or an adhesive. Not only the work is troublesome and the workability is poor, but also the sticking of the rod becomes uncertain, and the sticking part of the rod comes off when the operating body is pushed, which causes a non-explosive charge.

The present invention has been made to solve the above-mentioned conventional problems, and the purpose thereof is to use a normal drag ball explosive body having a bendable draw cord, but the pull cord of this explosive body can be easily and surely An object of the present invention is to provide a push-type cracker equipped with a drawstring fixing means having a special structure that can be set-fixed and has excellent workability.

[Means for Solving the Problems]

In order to achieve the above-mentioned object, the push-type cracker of the present invention has a ring fitting port having a push button fitting hole opening in the main body at the rear end closing portion of the cracker body, and the rear end closing portion of the main body. A ring-locking projection and a string insertion hole are provided on an outer peripheral portion of the ring fitting port, and a string insertion hole aligned with the string insertion hole and a push button slidably fitted into the push button fitting insertion hole of the ring fitting port are provided. A push movable body is provided, and the push movable body is incorporated into the explosive loading chamber of the main body so as to be movable by a push operation of a push button, and the explosive body set in the explosive loading chamber is supported by the push movable body. A drag ball explosive body having a drawstring that explodes the encapsulation portion and the encased explosive by sliding friction, and extends the drawstring outward through the string insertion hole of the push movable body and the string insertion hole of the main body, Set the outside extension of this drawstring to the string stop protrusion. The explosive encapsulation portion is hooked to be hooked in a state of being supported by the push movable body, and the ring hole fitted to the ring fitting port of the main body and the projection fitting fitted to the string locking projection With a cover ring with dowel holes,
The cover ring is fixed to the main body rear end closing portion in the fitted state of the ring hole and the projection fitting hole, and the cord fastening portion is covered so as not to be seen from the outside.

[Action]

In the push-type cracker configured as described above, since the drawstring of the explosive body is fixed to the string stop protrusion and the explosive encapsulation portion is supported by the push movable body, when the push movable body is moved by the push operation of the push button, Explosive powder will explode due to the expelling action of the push movable body, and when a small winding tape is stored in the main body, this small winding tape is launched in the air by the explosive explosive force and released neatly in the air. It will be deployed.

〔Example〕

Hereinafter, a first embodiment of the present invention will be specifically described with reference to FIGS. In the figure, reference numeral 1 denotes a bullet-shaped cracker body integrally molded of synthetic resin. The cracker body 1 has a front end opening 2 and a rear end closing portion 3 and has an explosive filling chamber 30 inside.
Is formed, and the opening 2 is closed by an explosion separation lid 4 made of cardboard. A lid fitting groove 2a is annularly provided on the inner circumference of the front end opening 2 of the main body.

At the central position of the rear end blocking portion 3 of the cracker body 1,
A ring fitting opening 6 having a push button fitting hole 6a opening in the main body 1 is integrally provided by projecting outward, and the ring fitting opening 6 is concentrically projected with a small diameter opening 6b for explosion protection. Are provided integrally.

Further, a pair of projecting pins 31, 32 integrally projecting at a 180-degree position sandwiching the ring fitting opening 6 is provided in an outer peripheral portion of the body rear end closing portion 3 located outside the ring fitting opening 6, There is a small string insertion hole 7 having a hole diameter of about 1 mm formed in a portion approaching one of the projecting pins 31, and an angular interval of about 90 degrees with the string inserting hole 7 in a section approaching the other projecting pin 32. And a string stop projection 33 that is integrally projected. This string stop protrusion
33 is a split pin-shaped projection having a notch 34 for hooking a drawstring.

Reference numeral 10 denotes a push movable body made of synthetic resin, which has a string insertion hole 8 that matches the string insertion hole 7 of the main body 1 and a push button 9 that is slidably fitted in the push button fitting insertion hole 6a of the ring fitting opening 6. The body 10 is formed as a disk-shaped sliding part that slides in the explosive charge chamber 30, and is incorporated in the explosive charge chamber 30 as shown in FIG. 3 so as to be movable by the push operation of the push button 9.

It should be noted that the push button 9 is provided in the small-diameter opening 6b for explosion protection so that it will not be pushed by another object when the cracker is transported.
As shown in FIG. 3 and FIG. 3, the safety cap 5 also serving as a push device having a push rod 5a which can be inserted into the push button fitting hole 6a is provided outside the small diameter portion 6b of the ring fitting port 6. As shown in FIG. 3, they are fitted and held. How to use the safety cap 5 will be described later.

The explosive body 11 set in the explosive charge chamber 30 includes a rod-shaped explosive encapsulation portion 13 in which a prescribed amount of explosive powder 12 is wrapped with a wrapping paper, and the encapsulant explosive 12 by contact with the encapsulant explosive 12 and sliding friction. It is a hitherto known drawball explosive body composed of a bendable drawstring 14 for exploding, and the drawstring 14 extending from the explosive encapsulation portion 13 is inserted into the string insertion hole 8 of the push movable body 10 and the string insertion of the main body 1. As shown in FIG. 3, the drawstring 14 extends outwardly from the main body through the through hole 7 of the drawstring 14 and is inserted into the hole 7 as shown in FIG.
The push movable body 10 supporting the explosive encapsulation portion 13 is curved so as to be along the outer peripheral root portion, and the tip end thereof is engaged with the notch portion 34 of the cord stopper projection 33 as shown in FIG. The disk part is set in the explosive loading chamber 30 so that it contacts the inner end surface of the main body rear end closing part 3 as shown in FIG.

Reference numeral 15 denotes a synthetic resin cover ring having a diameter substantially the same as the outer diameter of the main body. The cover ring 15 has a circular ring hole 16 fitted to the outside of the ring fitting port 6 and projecting pins 31,3.
2 and bottomed pin holes 35 and 36 that are press-fitted to the
Has a bottomed projection fitting hole 37 to be fitted to the base, and an arcuate concave groove 38 corresponding to the arrangement interval of the string insertion hole 7 and the string stop protrusion 33. FIG. 3 is a plan view showing an outwardly extending portion 14a of the drawstring 14 which is attached to the cord stopper projection 33 so as not to be seen from the outside in the concave groove 38 when fitted and fixed so as to come into contact with the closing portion 3. And as shown in FIG.

Inside the main body 1, a pressure receiving plate 18 capable of moving and discharging by the explosive force of the explosive body 11 is installed. The pressure receiving plate 18 is made of cardboard, and has folding foot plates 18a and 18b that come into contact with the disk portion of the push movable body 10, and the inside of the main body 1 is provided with an explosive loading chamber 30 and a tape storage chamber 17. It is divided into Then, in the tape storage chamber 17 formed between the pressure receiving plate 18 and the explosion detaching lid 4, a plurality of small tapes 19, for example, different-colored paper tapes are airborne from the lid detaching main body opening 2 by explosive explosive force. It is stored so that it can be released and deployed.

In the push-type cracker configured as described above, the cracker body 1 is grasped by one hand, for example, the left hand, the safety cap 5 is pulled out by the other hand, for example, the right hand, and the direction of the safety cap 5 is reversed. The cracker can be exploded by pressing and pushing the push button 9 with the push rod 5a, that is, by using the safety cap 5 as an instrument for pushing, and the cracker can also be used for the revolver magazine of the toy gun 20. It can also be used by loading it in the part 22 as shown in FIG.

The toy gun 20 is a conventionally known one, and includes a gun main body 24 having a handle portion 23, a barrel 26 attached to the gun main body 24 so as to be opened and closed by a pivot pin 25 as a fulcrum, and the barrel 26. Hook 26b that locks closed to the main body 24 and firing barrel 2 of barrel 26
A revolver 21 having a plurality of magazine portions 22 aligned with 6a and pivotally supported by the barrel 26 so as to be manually rotatable.
And a trigger pivotally attached inside the gun body 24 with an intermediate pivot pin 27.
28, a piston-type hammer body 29 that is moved forward so as to press the push button 9 by a finger pulling operation of the trigger 28, and the trigger 28 is rotationally biased so that the hammer body 29 retracts. And a spring 28a.

With the toy gun 20 constructed in this way, with the push-type cracker of the present invention in which the safety cap 5 is removed from the magazine portion 22 of the revolver 21 is loaded as shown in FIG. When the trigger operation is performed, the hammer body by this trigger operation
The forward movement of 29 pushes the push button 9. Then, the push movable body 10 with a push button is pushed inward of the cracker body 1 as shown in FIG. 6, and the explosive body 11 explodes due to the explosive handling action of the push movable body 10.

Then, the explosive force of the explosive body 11 causes the explosive detachment lid 4 to come off, the pressure receiving plate 18 and the small volume tape 19 in the main body are fired in the air from the barrel firing tube 26a, and the tape 19 is neatly released and deployed in the air. Like

In the first embodiment, the cover ring 15 has pin holes 35, 36.
The case where the projecting pins 31 and 32 that can be press-fitted into the pin holes 35 and 36 are integrally projectingly provided in the main body rear end closing portion 3 has been described, but the projecting pins 31 and 32 are provided on the cover ring 15. It is also possible to integrally project and to provide pin holes 35 and 36 in the main body rear end closing portion 3 into which the pins 31 and 32 can be press-fitted, and the projecting pins 31 and 32 and the pin hole 35. As for the shape of 36, 36, it is also possible to use a projecting pin with an enlarged head having a spherical head as shown in FIGS. 7 and 10 and a pin hole with an enlarged bottom hole into which the pin can be press-fitted. is there.

Further, the string stop projection 33 is not limited to the split pin type projection as shown in FIGS. 1 and 2, and has a notch portion 34 for hooking a draw string as shown in FIGS. Such as a split piece-shaped protrusion
33a, or a split piece-shaped projection 33b as shown in FIG. 9 projecting from the approaching space of the string insertion holes 7a and 7b, or protruding from the approaching space of the string insertion holes 7a and 7b. 7 and 8
It may be a trapezoidal protrusion 33a with no cutout as shown in the figure.

In the case of the embodiment shown in FIG. 7 and FIG. 8, the string insertion hole of the push movable body 10 is a laterally elongated hole 8a extending in the radial direction of the disk portion, and the laterally elongated hole 8a and the main body rear end closing portion are formed. Pull string 14 of explosive body 11 is extended outward through the string insertion hole 7a of 3,
Bend the outwardly extending portion of this drawstring 14 into an inverted U shape,
By pushing the distal end portion into the main body 1 as shown in FIG. 8 through the string insertion hole 7a and the horizontally elongated hole 8a, the outwardly extending portion of the drawstring 14 is engaged with the trapezoidal protrusion 33c as shown in FIG. The projection hooking and pulling string 14b is clamped between the trapezoidal projection 33c and the ring fitting hole 37 by fitting and fixing the ring 15 to fix the string.

FIG. 12 shows a push cracker according to a second embodiment of the present invention. The push-type cracker of the second embodiment is used by loading a hitting toy, for example, a conventionally known watermelon split toy 40 as shown in FIGS. 13 and 14, in which the cracker body 1 hits a movable rod 41. The push movable body 10 which is formed into a vertically mountable position at a position and is incorporated in the shell-shaped cracker body 1 has a push button 9 which is pushed by the rod 41, and by pushing the push button 9, It is formed as a disk-shaped sliding component that slides in the main body 1. In addition, the bullet-shaped cracker body 1 is the explosion release lid 4
There is a single explosive charge chamber 30 that is closed by the, and a sounding explosive body 11 ′ is set in this explosive charge chamber 30 that explodes when the push button 9 is pushed to give a loud explosion sound. The other construction and the method of fastening the explosive body 11 'are the same as those of the first embodiment shown in FIGS. 1 to 4 described above, and therefore, the same parts are designated by the same reference numerals and detailed description will be given. Is omitted.

The watermelon split toy 40, when the head rod 42 in the shape of a vine branch of watermelon is hit with a stick 43 from above, the lock 47 locking the hemispherical outer shell bodies 44, 45 in a closed state is released, The outer shells 44 and 45 open with the bottom hinge 46 as a fulcrum into a watermelon cracking state as shown in FIG. 14, and a spring 48 that biases the movable rod 41 upward to maintain the locked state of the lock 47. And a cracker holding portion 49 for positioning the bullet-shaped cracker body 1 just below the rod 41 as shown in FIG. In the watermelon split toy 40 configured in this manner, when the outer rods 44 and 45 are broken by hitting with the head rod 42, the movable rod 41 descends and hits the push button 9 of the cracker. By pushing the rod, the push movable body 10 with a push button is pushed down as shown in FIG. 14, so that the explosive explosive-handling action of the push movable body 10 causes the sounding explosive body 11 'to explode, producing a loud explosion sound.

〔The invention's effect〕

Since the push-type cracker of the present invention is provided with a drawstring fixing means having a special structure using the above string-locking protrusion and the cover ring, a normal drawball explosive body having a bendable drawstring is used. It is possible to easily and surely set and set the drawstring of the drawball explosive body, and the workability is also excellent, and the product cost can be significantly reduced.

Further, in the push-type cracker having the above-mentioned structure, since the drawstring of the explosive body is fixed to the string stop protrusion and the explosive encapsulating portion is supported by the push movable body, when the push movable body is moved by the push operation of the push button. , The explosive handling effect of this push movable body will cause the explosive to explode surely,
It has excellent practical effects, such as being able to solve the conventional problem of non-explosion of gunpowder.

[Brief description of drawings]

FIG. 1 is a perspective view showing a bullet-shaped push-type cracker according to a first embodiment of the present invention in a disassembled state of its components, and FIG. 2 is a fitting and fastening structure of a cracker body and a cover ring and the body. Fig. 3 is a perspective view of a main part showing a state in which the explosive body drawstring is fastened, Fig. 3 is a central longitudinal sectional view showing the cracker in an assembled state of constituent parts, and Fig. 4 is taken along line IV-IV in Fig. Sectional view, FIG. 5 is a sectional view of the cracker loaded in a toy gun in a used state, FIG. 6 is a sectional view of the cracker in a state of explosive explosive, and FIG. 7 is a first embodiment of the explosive body string. Fig. 8 is a perspective view of the main part of the structure of the cracker main body and the cover ring separated from each other, showing a strapping structure different from the example.
FIG. 9 is a perspective view of a main part showing a modified example in which the string stop projection of FIG. 8 is used as a split piece-shaped projection, and FIG. 10 is a first embodiment of the explosive body draw string. FIG. 11 is a perspective view of an essential part showing another different cord fastening structure in a state where the cracker body and the cover ring are separated, FIG.
FIG. 12 is a central longitudinal sectional view showing a bullet-shaped push-type cracker according to a second embodiment of the present invention in an assembled state, and FIG. 13 is a sectional view showing a state in which the cracker is loaded into a beating toy, and is in a used state.
The figure is a cross-sectional view showing the watermelon cracking state of the beating toy. 1 ... Cracker body, 2 ... Front end opening, 3 ... Rear end blocking part, 4 ... Explosion release lid, 5 ... Safety cap, 5a ...
… Push rod, 6 …… Ring fitting hole, 6a …… Push button fitting hole, 6b …… Small diameter hole, 7 …… Body string insertion hole, 8,8a
...... String insertion hole for push movable body, 9 ...... Push button for push movable body, 10 ...... Push movable body, 11 ...... Explosive body, 11 '...
… Pronunciation gunpowder body, 12 …… Enclosed explosive powder, 13 …… Explosive encapsulation part, 14
...... Explosive body drawstring, 14a ...... Outward extending part of drawstring, 14b ......
Projection hook pull string, 15 …… cover ring, 16 …… ring hole,
17 …… tape storage room, 18 …… pressure plate, 19 …… small tape, 20 …… toy gun, 21 …… revolver, 22 …… magazine section,
28 …… Trigger, 29 …… Hammer, 30 …… Gunpowder loading chamber, 31,32
...... Projecting pin, 33 ...... Split pin type stringing protrusion, 34 ...... Notch part, 33a, 33b …… Split piece type hooking protrusion, 33c …… Non-notched trapezoidal string tie protrusion, 35, 36 …… Pin hole, 37 ... Protrusion fitting hole, 38
...... Arc-shaped groove, 40 ... Striking toy (watermelon split toy),
41 …… Movable rod.

Claims (10)

[Claims] Claim: What is claimed is: 1. A cracker main body made of synthetic resin, the front end opening and the rear end closing portion of which are formed with an explosive loading chamber, and the opening portion of which is closed by an explosion release lid, and a push button opening inside the main body. A ring fitting port having a fitting insertion hole and projectingly provided at the center position of the main body rear end closing portion, and a cord stopper projection and a string insertion hole provided in an outer peripheral portion of the ring fitting opening of the main body rear end closing portion, A push movable body that has a cord insertion hole aligned with the cord insertion hole and a push button that is slidably fitted in the push button fitting insertion hole and is incorporated into the explosive loading chamber of the main body so as to be movable by a push operation of the push button. An envelop encapsulation portion supported by the push movable body and a drawstring for exploding the encapsulated explosive powder by sliding friction, and the drawstring is inserted into a string insertion hole of the push movable body and the main body. Is hooked on the cord and set in the gunpowder loading chamber. A medicine body, a ring hole fitted to a ring fitting port of the main body, and a projection fitting hole fitted to a string-locking projection, and the rear portion of the main body in a fitted state of the ring hole and the projection fitting hole. A push-type cracker comprising a cover ring fixed to the end blocking portion. 2. A circle corresponding to the arrangement interval between the cord insertion hole and the cord stopper projection when the cord stopper protrusion and the cord stopper hole are circumferentially separated from each other in the surrounding portion of the ring fitting opening. It has an arcuate groove, and when the ring is fitted and fixed so as to abut the rear end closing portion of the main body, the outwardly extending portion engaged with the string stop projection of the drawstring is stored inside the groove. The push-type cracker according to claim 1, wherein the push-type cracker is provided. 3. A pin hole is provided in either one of the cover ring and the main body rear end closing portion, and a projecting pin which can be press-fitted into the pin hole is provided in the other. Push-type cracker described in. 4. The push-type cracker according to claim 1, wherein the string-locking projection is a split pin-shaped or split-piece-shaped projection having a notch for hooking a drawstring. 5. The push type according to claim 1, wherein the cord stopper protrusion is a non-notched trapezoidal protrusion that holds a protrusion engaging pull cord between the protrusion and a protrusion fitting hole of a cover ring. cracker. 6. A small-diameter explosion-proof opening provided concentrically with the ring fitting opening, and a safety cap that also serves as a push device and has a push rod that can be inserted into a push-button fitting insertion hole is fitted to the small-diameter opening. The push-type cracker according to claim 1, wherein the push-type cracker is held together. 7. A cracker main body is formed into a bullet shape that can be loaded into a toy gun, and a push movable body incorporated in this bullet-shaped cracker main body has a push button that is pushed by a trigger operation of the toy gun. The push-type cracker according to claim 1, wherein the push-type cracker is formed as a disk-shaped sliding component that slides in the main body when a push button is pushed. 8. A shell-shaped cracker main body is provided with a pressure receiving plate which divides the inside of the main body into an explosive loading chamber and a tape accommodating chamber so that the explosive explosive force can move and discharge the pressure receiving plate and the explosion release cover. 8. The push-type cracker according to claim 7, wherein a plurality of small-winding tapes which are released and expanded into the air from the main body opening portion of the lid detachment by the explosive force of the explosive are stored in the tape storage chamber between the push-type cracker. . 9. A cracker body is formed into a bullet shape that can be loaded into a hitting rod rod hitting position, and a push movable body incorporated in this bullet-shaped cracker body has a push button that is pushed by a movable rod of the hitting toy. The push-type cracker according to claim 1, wherein the push-type cracker is formed as a disk-shaped sliding component that slides in the main body when the push button is pushed. 10. A shell-shaped cracker main body has an explosive loading chamber which is closed by an explosive detachment lid, and a sounding explosive body is set in this explosive loading chamber, which explodes by a push operation of a push button to give a large explosive sound. The push-type cracker according to claim 9, wherein: