JP2605467Y2 - Bazooka crackers - Google Patents

Description

[Detailed description of the invention]

[0001]

This invention is used as one of the production effects in various parties and events, in which the explosive body is exploded by pulling the drawstring, and is stored in the cylinder by the explosive force. This is related to a cracker that is designed to fire an ejecta such as a small wrapped tape into the air with an explosive sound.More specifically, one or more cracker bodies containing explosives and ejecta in a cylinder are attached to a bazooka gun. The present invention relates to a bazooka-type cracker that performs an explosion operation by the same operation as the shooting procedure.

[0002]

2. Description of the Related Art As one of conventionally known crackers of this type, a plurality of cracker bodies are integrated by bonding the peripheral surfaces of respective cylinders together, and the outer periphery of the integrated body is For example, besides covering with the exterior body marked with "Bazooka" or the like, pulling cords derived from the cylinders of each cracker body are assembled and connected to one operation cord, and this one operation cord is pulled. There is a configuration in which a plurality of cracker bodies are exploded simultaneously or in a double-shot manner by operation.

[0003]

In the above-mentioned conventional cracker, one operation cord must be grasped with two fingers and pulled to resist the explosion resistance of a plurality of cracker bodies. Due to slippage, it is difficult to apply sufficient force, and it is highly possible that a weak person such as a child cannot explode as expected. Therefore, even if it says a plurality, the number that can explode all the cracker bodies as prescribed is relatively small, and the "bazooka"
Despite the indications such as, there is no denying that the power is insufficient and the effect of the production is not enough. In addition, in order to easily apply force to the operation cord, it is customary to operate the cracker by holding the cracker and pulling the operation cord as close as possible to the user's body. , And may give a sense of fear to the user.

The present invention has been made in view of the above-mentioned circumstances, and enables even a weak person to explode a large number of cracker bodies at once at a predetermined time, thereby providing a powerful and sufficient effect. Bazooka-type cracker that can provide the user with a sense of security and can maintain and maintain a powerful and secure mode of use economically by performing simple operations. It is intended to provide.

[0005]

To achieve the above object, according to the solution to ## engagement Luba Zuka formula crackers this invention, the basic structure
At least on the rear side of the bazooka-shaped cylindrical container having an open front end , a trigger-shaped operating body is provided which protrudes outward from the cylindrical container and can be moved in the axial direction of the cylinder, and the bazooka-shaped cylinder is provided. An explosive explosive exploded by a pulling operation of a drawstring drawn backward from the cylindrical body into a cylindrical body having an outer diameter substantially equal to the inner diameter of the container, and a front end opening of the cylindrical body due to the explosive force of the explosive body is closed. The cracker body, which contains the ejected material that is ejected forward by detaching the lid, can be inserted from the front end opening of the bazooka-shaped cylindrical container to the front side of the cylindrical container, and the cord of the inserted cracker body is inserted. An opening for engaging and linking the free end of the trigger-shaped operating body with the locking portion integrally formed in the trigger-shaped operation body is provided in an intermediate portion of the bazooka-shaped cylindrical container. Notch formed.

The bazooka cracker of claim 1
In are those that are integrally continuously provided in a cylindrical portion the trigger-like operating body of the basic structure is moved in sliding contact with the cylinder axial direction on the inner circumferential surface of the bazooka shaped tube container.

Further, <br/> in bazooka type cracker as claimed in claim 2, the trigger-like operating body of the basic structure, usually elastically toward the rear end portion of the cylinder axis direction of the bazooka shaped tube container An elastic biasing tool for moving and biasing is provided, and the trigger-like operation is performed by moving the trigger operating body to a non-operation position in front of the cylinder axis direction against the biasing force of the elastic biasing tool. a pull cord of the locking portion and the cracker's body and the locking-linkable configured Tei
It is those that.

Further, bazooka type cracker according to claim 3, between the inner and outer peripheral surfaces of the cylindrical portion and the bazooka shaped tube container integrally continuously provided to the trigger-like operating body, crackers which are locking-linked to each other body and trigger-like operating body is one that is configured to exert a frictional force sufficient for preventing falling out forward from the front end opening of the bazooka shaped tube container.

Further, in the bazooka cracker according to claim 4 , the cracker body is configured such that a plurality of cracker bodies explode simultaneously or at a predetermined time interval in accordance with the pulling operation of the drawstring . It is.

[0010]

According to the invention, the cracker body is inserted into the front side of the bazooka-shaped cylindrical container from the front end opening of the bazooka-shaped cylindrical container, and the free end of the drawn cord of the inserted cracker body is connected to the bazooka-shaped cylindrical container. By locking and linking the locking portion of the trigger-like operating body provided on the rear side portion through an opening through a notch formed in the middle portion of the cylindrical container, the cracker is formed. The body can be easily set in the bazooka tube. After such setting, while supporting the rear end of the bazooka cylindrical container with the shoulder,
By supporting the vicinity of the intermediate portion of the bazooka-shaped cylindrical container with one palm and squeezing the trigger-like operation body with the other finger, the shooting posture of the bascar gun is taken. By moving the trigger-like operating body rearward in the cylinder axis direction from this state, the drawstring of the cracker body is pulled linearly or almost linearly, and the explosive body of the cracker body becomes the tip of the bazooka-shaped cylindrical container. Then, the explosive force explodes, and the lid that closes the front end opening of the cylindrical body is detached due to the explosive force, and the ejected ejected matter is fired forward.

After the explosion operation, the cord of the cracker body is locked and released from the locking portion of the trigger operating body through the opening, and the exploded cracker body is removed from the bazooka-shaped cylindrical container. Then, when it becomes necessary to explode another new cracker body, it is possible to easily set the new cracker body in the bazooka cylindrical container through the same operation as above, It is possible to explode the cracker body in the same manner as the bazooka gun. In this way, one bazooka cylindrical container can be diverted and used for the explosion of a cracker body manufactured separately.

[0012] In the case of the invention of claim 1, by providing the cylindrical portion integrally continuously provided a trigger-like <br/> operating body, the cylinder axis direction linearly to smooth the trigger-like operating body In addition to being able to move the bazooka cylindrical container, this cylindrical part will reinforce the bazooka cylindrical container, even if the bazooka cylindrical container is relatively thin, light, and inexpensive, for example, manufactured from paper material, It is possible to provide a component having sufficient strength without increasing the number of parts.

Further, in the case of the invention of claim 2, when set to insert the cracker body bazooka shaped cylinder container, the cracker body so as not to fall out from the front end opening of the bazooka shaped tube container as possible securely hold Instead, it is possible to apply an appropriate tensile force to the drawstring without hanging the drawstring, and furthermore, to hold the trigger-like operating body at a predetermined non-operation position.

Further, in the case of the third aspect of the present invention , the cracker body and the trigger-like operating body which are locked and linked to each other are moved between the cylindrical portion connected to the trigger-like operating body and the bazooka-like cylindrical container. By using the frictional force, it can be surely held at the predetermined position.

[0015]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below with reference to the drawings. FIG. 1 is a perspective view showing the entire appearance of a bazooka type cracker according to an embodiment of the present invention, and FIG. 2 is a vertical sectional side view of the bazooka type cracker. In FIG. A thick thick paper material is formed into a tubular shape along the width direction, and both ends in the width direction are joined to form a ridge 1A projecting radially outward at one location in the circumferential direction. And a lid 1 at the rear end.
B is fitted. Reference numeral 2 denotes a trigger-like operating body, which is a flat plate inserted and fixed in one end of a cylindrical member 3 having an outer diameter so as to slide on the inner peripheral surface of the bazooka-shaped cylindrical container 1 and move in the axial direction of the cylinder. Part 2A and a part corresponding to the ridge 1A on the intermediate peripheral wall of the bazooka-shaped cylindrical container 1 in the direction of the cylinder axis, which is integrally raised from the flat plate part 2A and has an appropriate length along the cylinder axis direction. An operating portion 2B protruding radially outward through the formed hole 1C.
And the tubular member 3 are integrally connected to each other.
, The bazooka-shaped cylindrical container 1 is reinforced.

Reference numeral 4 denotes a ring-shaped rubber cord which is an example of an elastic urging tool, which is inserted substantially along the center of the tubular member 3 and has one end thereof at the flat plate of the trigger-like operating body 2. As shown in FIG. 3, the other end is projected to the outside through a hole 1b formed in the center of the lid 1B at the rear end of the bazooka-shaped cylindrical container 1 as shown in FIG. By hooking the retaining piece 16 on the protruding folded string portion 4a, the lid 1
B, whereby the rubber cord 4 is stretched over the trigger-like operation body 2 and the rear end of the bazooka-shaped cylindrical container 1. The gold-shaped operation body 2 is moved and biased toward the rear end side of the bazooka-shaped cylindrical container 1 in the cylinder axis direction.

Reference numeral 5 denotes a unit cracker body. As shown in FIG. 4, the unit cracker body 5 is formed of a truncated cone-shaped resin having a front end opening and a lid 6 closing the opening. A cylinder 7, a pressure receiving plate 8 provided in the cylinder 7,
An explosive body 10 housed in a cylinder 7 between the pressure receiving plate 8 and the lid 6 and exploded by a pulling operation of a drawstring 9 led out of the cylinder 7, and an explosion of the explosive body 10 The lid 6 is detached and opened with the force, and the ejected material 11 such as a small tape wound and stored so as to be fired forward together with the pressure receiving plate 8.

As shown in FIG. 5, a plurality of such unit cracker bodies 5 (three in the figure, but may be two or four or more) may be used as shown in FIG. In the cylindrical body 12, the peripheral surfaces of the unit 7 are brought together in contact with each other so that the axis of the cylindrical body 7 of each unit cracker body 5 is positioned parallel to each other, and stored in each unit cracker body 5. The operation string 13 for continuous firing is led out from the large-diameter cylinder 12 by being connected to the free end of the drawstring 9, and the entire outer periphery of the large-diameter cylinder 12 is marked with, for example, “Bazooka”. By coating with the outer case 14 thus formed, a blaze cracker body 15 having an outer diameter substantially equal to the inner diameter of the bazooka-shaped cylindrical container 1 is formed. In addition, this blaze cracker body 15
Can be mass-produced separately from the bazooka-shaped cylindrical container 1.

The blaze cracker body 15 having the above configuration
Can be inserted from the front end opening of the bazooka-shaped cylindrical container 1 into the front side of the cylindrical container 1, the operation cord 13 for continuous firing in the inserted fire-cracking body 15 and the trigger-like operating body An opening 1D for engaging and linking the locking portion 2C formed at the distal end portion of the flat plate portion 2A in the bazooka-shaped cylindrical container 1 with the locking portion 2C is connected to the groove 1C. The bazooka-shaped cylindrical container 1 is formed at an intermediate portion in the cylinder axis direction. Note that the locking portion 2C of the trigger-like operation body 2
In locking and linking the fire-operating cord 13 of the fire-cracking body 15 with the trigger-like operating body 2, the trigger-like operating body 2 is pressed against the elastic force of the rubber cord 4 described above in front of the cylindrical axial direction. It is necessary to move the fired cracker body 15 to the operating position, and by the engagement and linkage in this state, the rear end portion of the blaze cracker body 15 comes into contact with the annular stopper 17 fixed to the inner peripheral surface of the cylindrical container 1 and moves rearward. Movement of the rubber cord 4
Is prevented from moving toward the front end opening side of the cylindrical container 1 and dropping forward. Operation string 1
3 is given an appropriate tension so that the operation cord 13 does not hang around.

The operation when the bazooka type cracker having the above configuration is actually used will be described. The blaze cracker body 15 is inserted from the front end opening of the bazooka-shaped cylindrical container 1 into the front side of the tubular container 1 until the rear end thereof comes into contact with the annular stopper 17, and the operation cord of the inserted blaze cracker body 15 is inserted. 13 and a locking portion 2 of a trigger-like operation body 2 provided on the rear side of the bazooka-shaped cylindrical container 1
C is locked and linked to each other by an operation through an opening 1D formed by cutting out the middle part of the cylindrical container 1, so that the blaze cracker body 15 is easily set in the bazooka-shaped cylindrical container 1. It is possible to
It is possible to hold the trigger-like operation body 2 at a predetermined non-operation position.

After such setting, the rear end of the bazooka cylindrical container 1 is supported by the shoulder, the vicinity of the middle part of the bazooka cylindrical container 1 is supported by one palm, and the other finger is used to trigger. By gripping the operation unit 2B of the squaring operation body 2, the shooting posture of the Basuka gun is taken. By moving the trigger-like operating body 2 rearward in the cylinder axis direction from this state, the operating cord 13 of the blaze cracker body 15 is pulled linearly or almost linearly, and accordingly, the blaze cracker body A plurality of unit cracker bodies 5 constituting 15
Are pulled at the same time, and each explosive body 1
0 explosively bursts at the tip of the bazooka-shaped cylindrical container 1, and with the explosive force, the lid 6 that closes the front end opening of each cylindrical body 7 is detached, and most of the stored ejecta 11 are bazooka-shaped. It will be fired forward of the container 1.

After the explosion operation, the operation string 13 of the blaze cracker body 15 is locked and released from the locking portion 2C of the trigger-like operating body 2 through the opening 1D, and the exploded blaze cracker body 15 is removed. Take out from the bazooka tube container 1. And
When the necessity of explosion of a separately prepared fire-cracking body 15 arises, the new fire-cracker body 15 can be easily set in the bazooka-shaped cylindrical container 1 through the same operation as described above. In addition, it is possible to reliably explode the blaze cracker body 15 in the same manner as the bazooka gun. In this way, one bazooka-shaped cylindrical container 1 can be diverted and used one after another for the explosion of the blaze cracker body 15 manufactured separately.

FIG. 6 is a longitudinal sectional side view of a main part showing another embodiment of the bazooka type cracker according to the present invention. The difference from the above embodiment is that the bazooka type cracker is integrally connected to the trigger-like operation body 2. A frictional force acts between the cylindrical member 3 and the inner and outer peripheral surfaces of the bazooka-shaped cylindrical container 1, and the frictional force causes the fired cracker body 15 and the trigger-like operating body 2 locked and linked to each other to form a bazooka-type cylinder. This is to prevent the container 1 from dropping forward from the front end opening. In this case, the urging tool such as the rubber string 4 used in the above embodiment is unnecessary. Other configurations are the same as the above embodiment,
Corresponding parts have the same reference characters allotted, and description thereof will be omitted. In this embodiment, in order to increase the frictional force, a friction member such as a rubber plate may be attached to the outer peripheral surface of the cylindrical member 3 on the trigger-like operation body 2 side or the inner peripheral surface of the bazooka cylindrical container 1. Good.

In the above embodiment, the case of using the continuous firing cracker body 15 formed by assembling a plurality of unit cracker bodies 5 has been described. However, only one large unit cracker body may be used. Alternatively, the plurality of unit cracker bodies 5 may explode one after another with a predetermined time difference.

Further, in the above embodiment, a spring may be used instead of the rubber cord 4.

[0026]

As described above, according to the present invention, the user can easily operate the cracker body simply by performing a simple operation on the user side through the opening formed in the middle of the bazooka-shaped cylindrical container. Since it can be set and used in a bazooka-shaped cylindrical container, the bazooka-shaped cylindrical container can be diverted any number of times, compared to a type in which a cracker body is fixedly incorporated in a bazooka-shaped cylindrical container. It can be used economically for the formula. Moreover, in actual use, a strong operation force can be applied in the firing position of the bazooka gun, so even a weak person can easily explode many crackers at the same time, and it is powerful enough. , And high performance effects can be exhibited. In addition, since the explosion position is a position sufficiently far away from the user, without giving the user a fear of explosion,
Can be used with confidence.

[0027] In the case of the invention of claim 1, the presence of the cylindrical portion are integrally continuously provided to the trigger-like operating body, linearly be moved smoothly in the cylinder axis line direction of the trigger-like operating body Not only can the bazooka-shaped cylindrical container be reinforced with this cylindrical portion, and the bazooka-shaped cylindrical container is relatively thin, light, and inexpensive, for example, even if it is manufactured from paper material, the number of parts can be reduced. It can be configured to be of sufficient strength without causing an increase.

Further, in the case of the invention of claim 2, when the cracker body is inserted and set in the bazooka-shaped cylindrical container, the cracker body can be firmly held so as not to fall out from the front end opening of the bazooka-shaped cylindrical container. Instead, it is possible to apply an appropriate tensile force to the drawstring without hanging the drawstring, and furthermore, it is possible to reliably hold the trigger-like operating body at a predetermined non-operation position.

Further, in the case of the third aspect of the present invention , the cracker body and the trigger-like operating body which are locked and linked to each other are moved between the cylindrical portion connected to the trigger-like operating body and the bazooka-like cylindrical container. By using the frictional force, it can be surely held at the predetermined position.

[Brief description of the drawings]

FIG. 1 is an overall perspective view showing the appearance of a bazooka cracker according to an embodiment of the present invention.

FIG. 2 is a vertical sectional side view of the same.

FIG. 3 is a rear view of the same.

FIG. 4 is a sectional structural view of a unit cracker body.

FIG. 5 is a partially broken side view of the blaze cracker body.

FIG. 6 is an enlarged vertical sectional side view of a main part of a bazooka type cracker according to another embodiment of the present invention.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Bazooka-shaped cylindrical container 1D Opening part 2 Trigger-like operation body 2C Locking part 3 Cylindrical member 4 Rubber string (elastic urging tool) 5 Unit cracker body 6 Lid 9 Drawstring 10 Explosive body 11 Ejected matter 12 Large diameter cylinder Body 13 Operation cord 15 Blaze cracker body

Claims (4)

(57) [Scope of request for utility model registration] At least a trigger-like operating body is provided at a rear side of a bazooka-shaped cylindrical container having an open front end so as to protrude outward from the cylindrical container and be movable in the axial direction of the cylindrical container. An explosive body exploded into a cylinder having an outer diameter substantially equal to the inner diameter of the bazooka cylindrical container by a pulling operation of a pull cord drawn backward from the cylinder, and a front end opening of the cylinder due to the explosive force of the explosive body The cracker body containing the ejected material ejected forward by detaching the lid that closes the container can be inserted into the front side of the bazooka-shaped cylindrical container from the front end opening of the cylindrical container, and the inserted cracker An opening for engaging and linking the free end portion of the drawstring of the body and the locking portion integrally formed with the trigger-like operation body in the bazooka cylindrical container, the bazooka cylindrical container notch formed in the intermediate portion, the trigger-like The operating body is the bazooka-shaped cylindrical container
Attached integrally to the cylinder that slides on the inner peripheral surface and moves in the cylinder axis direction
A bazooka cracker characterized by being made . 2. A trigger-like operating body which is protruded outward from the cylindrical container and movable in the axial direction of the cylinder is provided at a rear side of the bazooka cylindrical container having at least a front end opened. An explosive body exploded into a cylinder having an outer diameter substantially equal to the inner diameter of the bazooka cylindrical container by a pulling operation of a pull cord drawn backward from the cylinder, and a front end opening of the cylinder due to the explosive force of the explosive body The cracker body containing the ejected material ejected forward by detaching the lid that closes the container can be inserted into the front side of the bazooka-shaped cylindrical container from the front end opening of the cylindrical container, and the inserted cracker An opening for engaging and linking the free end portion of the drawstring of the body and the locking portion integrally formed with the trigger-like operation body in the bazooka cylindrical container, the bazooka cylindrical container notch formed in the intermediate portion, the trigger-like The operating body is usually the bazooka tube
A bullet that elastically moves and biases toward the rear end of the container in the cylinder axis direction.
Is provided to resist the urging force of this elastic urging tool.
Move the trigger operating body to the non-operating position forward in the cylinder axis direction
As a result, the locking portion of the trigger-like operating body is
A bazooka-type cracker characterized in that it can be locked and linked with a drawstring of a locker body . 3. A locking / releasing mechanism between the inner and outer peripheral surfaces of a cylindrical portion integrally connecting the trigger-like operating body and the bazooka-shaped cylindrical container.
2. The bazooka type cracker according to claim 1 , wherein the linked cracker body and the trigger-like operation body are configured to apply a frictional force that does not drop forward from the front end opening of the bazooka-shaped cylindrical container. 4. The bazooka type of claim 1 or 2 , wherein the cracker body is configured so that a plurality of cracker bodies explode simultaneously or at a predetermined time interval with the pulling operation of the drawstring. cracker.