JP3328162B2 - Discharge impact destruction device - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a discharge impact destruction device for destroying an object to be destroyed such as concrete or rock using high-voltage discharge energy.

[0002]

2. Description of the Related Art Conventionally, dynamite has been used to destroy objects to be destroyed such as concrete and bedrock, but there is a danger in handling and the like.

In order to eliminate this danger, recently,
A discharge impact destruction device using discharge energy has been proposed. In this discharge impact destruction device, a thin metal wire is inserted into a cylindrical container, and high-voltage electric energy charged in a capacitor is applied to the thin metal wire for a short time (for example, Equation 1).
0 μs), that is, discharge is performed to melt and vaporize the thin metal wire at a stretch, and the object to be destroyed is destroyed by the volume expansion force at that time. Usually, in this cylindrical container, a destructive substance (also called a pressure transmitting substance, for example, a liquid or semi-solid substance such as water) is used to transmit the volume expansion force of the thin metal wire to the object to be destroyed. Be done)
Is filled, and the vaporizing and expanding force of the destructive substance itself is also added to the volume expanding force.

[0004]

According to the above-described discharge impact destruction apparatus, a destructive substance such as a liquid is used to reliably transmit the volume expansion force of the thin metal wire to the object to be destroyed in the cylindrical container. However, further improvement in the transmission efficiency of the expansion force is desired.

Accordingly, an object of the present invention is to provide a discharge impact breakdown device capable of efficiently transmitting the volume expansion force of a thin metal wire when performing a discharge impact breakdown.

[0006]

Means for Solving the Problems In order to solve the above problems, a first means of the present invention is to supply electric energy to a thin metal wire arranged in a container in a short time, thereby making the thin metal wire at once. A discharge impact destruction device for melting and vaporizing an object to be destroyed, which is a discharge impact destruction device in which a destruction substance and a granular material are filled in the container.

A second means of the present invention is to supply electric energy to a thin metal wire arranged in a cylindrical container in a short time, thereby melting and vaporizing the thin metal wire at a stretch to destroy an object to be destroyed. A discharge impact destruction device for causing
This is a discharge impact destruction apparatus in which a breaking substance and a granular material are filled in the cylindrical container, the cylindrical container is made of a hard material, and a soft plug member is attached to an opening on one end side.

[0008] A third means of the present invention is to supply electric energy to a thin metal wire arranged in a cylindrical container in a short time, thereby melting and vaporizing the thin metal wire at a stretch to destroy an object to be destroyed. A discharge impact destruction device for causing
The cylindrical container is filled with a breaking substance and a granular material, and the cylindrical container is made of a hard material, and a soft material that holds the breaking material and the granular material in a middle portion near one end side opening. And a space is formed on one end side of the plug member of the cylindrical container.

A fourth means of the present invention is the above-mentioned third discharge impact destruction apparatus, wherein the cylindrical container corresponding to the space at one end side of the plug member has an inner diameter at the opening end side closer to the plug member. It is formed in a conical shape larger than the inner diameter.

Further, a fifth means of the present invention is to supply electric energy to a thin metal wire arranged in a container in a short time, thereby melting and vaporizing the thin metal wire at a stretch to destroy an object to be destroyed. The discharge impact destruction device of the above, while filling the container with a breaking substance and particulate matter,
A synthetic resin or paper is used as a constituent material of the container, and a cylindrical holder made of a rigid material having at least one end opened for inserting the container into a hole formed in the object to be destroyed is provided. It is a discharge shock destruction device.

In a sixth aspect of the present invention, in the discharge impact crushing device of each of the above means, metal spheres, pebbles or ceramic spheres are used as the granular material. According to the configuration of each of the above-mentioned discharge impact destruction devices, since particulate matter is mixed in the destruction material, melting and melting of the fine metal wire are performed.
At the time of volume expansion due to vaporization, the particulate matter scatters together with the destructive substance or is emitted with a strong force in a predetermined direction, so that the volume expansion force of the thin metal wire can be efficiently transmitted. That is, the breaking force can be increased.

[0012] Further, by filling the metal container, the breaking substance and the granular material into the cylindrical container and forming a space portion at one end side of the cylindrical container so as to have a role as a gun barrel, it is possible to further enhance the strength. Destruction can be performed.

[0013]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A discharge impact destruction device according to a first embodiment of the present invention will be described below with reference to FIG.

As shown in FIG. 1, a discharge impact destruction device 1 according to a first embodiment has a bottomed cylindrical or bag-like container (a closed container inserted into a hole 3 formed in an object 2 to be destroyed). Less than,
11), a pair of electrode rods 12 inserted into the container 11, and a thin metal wire connected between the tips of the electrode rods 12 (for example, copper (Cu) is used).
13, a breaking substance 14 and a granular material 15 filled in the container 11, and a high-voltage electric energy supplied to the base ends of the pair of electrode rods 12 via electric wiring 16 in a short time. And an electric energy supply device (not shown).

The electric energy supply device supplies a charger for storing high-voltage electric energy, for example, a charging circuit for charging a capacitor, and supplies the electric energy charged to the capacitor to the pair of electrode rods 12. And a discharge circuit for causing a discharge.

The container 11 is made of a soft material such as a synthetic resin or an elastic material such as a rubber. Further, as the substance for breaking, for example, a solid or semi-solid substance is used, and more specifically, mortar, mud, silicon, jelly, and the like are used.As the particulate matter, for example, a metal sphere, Pebble or ceramic balls are used.

When the object to be destroyed, for example, concrete 2 is to be destroyed by using the above-mentioned discharge impact destruction apparatus 1, a hole 3 is formed in a broken portion of the concrete 2, and a thin metal wire 13 is arranged in the hole 3. Is filled with the breaking substance 14 and the particulate matter 15 and the lid member 17 is
Then, the container 11 to which is fixed is inserted, and then the electric energy supply device is connected via the electric wiring 16.

Then, for example, a discharge switch provided in a discharge circuit is turned on, and electric energy (discharge energy) is supplied to the thin metal wires 13 in a short time. Then, the thin metal wires 13 are melted and vaporized at a stretch, and the concrete 2 is broken by the volume expansion force. At this time, the destructive substance 14 also scatters and transmits its expanding force (destructive force) to the concrete 2, and the destructive substance 14 contains particulate matter 15 such as metal spheres. Therefore, due to the volume expansion force of the fine metal wire 13, the granular material 15 is also scattered around with an extremely strong force, so that the concrete 2 is reliably and strongly broken by a large force. That is, since a large number of particulate matter 15 is mixed in the substance for destruction 14,
The volume expansion force of the thin metal wire 13 can be efficiently transmitted to the surroundings.

Next, a discharge impact destruction device according to a second embodiment of the present invention will be described with reference to FIG. As shown in FIG. 2, a discharge impact destruction device 21 according to the second embodiment includes a cylindrical container 31 having upper and lower ends opened, and a plug member attached to the lower end opening of the cylindrical container 31. 3
2 and a pair of electrode rods 3 inserted into the cylindrical container 31
3, a thin metal wire [for example, copper (Cu) is used] 34 connected between the tip portions of the electrode rods 33, a breaking substance 35 and a granular material 36 filled in the cylindrical container 31. And electrical wires 38 at the base ends of the pair of electrode rods 33.
And an electric energy supply device (not shown) for supplying high-voltage electric energy in a short period of time.

The electric energy supply device supplies a charger for storing high-voltage electric energy, for example, a charging circuit for charging a capacitor, and supplies the electric energy charged to the capacitor to the pair of electrode rods 33. And a discharge circuit for causing a discharge.

The tubular container 31 is made of a hard material such as a metal, for example.
For example, it is made of a thin resin (wrap) used for food preservation, or a soft material such as vinyl, paper, or rubber. That is, the plug member 32 is simply for preventing the breaking substance 14 and the granular material 15 filled in the cylindrical container 31 from going outside. It is designed to break. When the substance for destruction 14 is a solid substance such as jelly,
The plug member 32 need not be provided.

Further, as in the first embodiment, for example, a solid or semi-solid substance is used as the destructive substance, and more specifically, mortar, mud, silicon, jelly or the like is used. And the above-mentioned granular materials include:
For example, metal balls, pebbles or ceramic balls are used.

When the object to be destroyed, for example, concrete 22 is destroyed by using the above-mentioned discharge impact destruction device 21, first, a plug member 32 is provided at the broken portion of the concrete 22 and at the lower end opening.
Is attached, the metal fine wire 34, the breaking material 35 and the granular material 36 are filled, and the lid member 3 is
The cylindrical container 31 to which the 7 is fixed is placed, and an electric energy supply device is connected via an electric wiring 38.

Then, a discharge switch provided in the discharge circuit is turned on to supply electric energy (discharge energy) to the thin metal wire 34 in a short time. Then, the thin metal wires 34 are melted and vaporized at a stretch, and the concrete 22 is destroyed by the volume expansion force. At this time, as described in the first embodiment, since the granular material 36 such as a metal sphere is mixed in the destruction substance 35, the volume expansion force of the fine metal wire 34 causes the destruction substance 35. Granules 36 with
Is also scattered around by strong force, so concrete 2
2 is destroyed efficiently, reliably and with strong force.

The granular material 36 mixed into the cylindrical container 31 is filled so as to be, for example, about half the height of the destructive substance 35, that is, the granular material 36.
Is located on the lower end opening side in the cylindrical container 31, the upper part of the granular material 36 functions as a pressure generating part in which only the fine metal wire 34 is located in the breaking substance 35. Become.

Therefore, when the thin metal wire 34 is melted and vaporized, the granular material 36 located on the lower end opening side breaks through the plug member 32 from the cylindrical container 31 like an ammunition of a pistol, and is discharged to the concrete 22 at a stretch. . That is, the breaking energy by the released particulate matter 36 can be concentrated, and the breaking force can be increased.

Next, a discharge impact breaking device according to a third embodiment of the present invention will be described with reference to FIG. The discharge impact destruction device 41 according to the third embodiment is the same as the second embodiment.
The configuration is almost the same as that of the first embodiment, and the same members are denoted by the same reference numerals and detailed description thereof will be omitted.

That is, as shown in FIG. 3, the discharge impact destruction device 41 in the third embodiment is provided below the plug member 32 attached to the lower end opening of the cylindrical container 31 in the second embodiment. Further, only the cylindrical container 31 is provided with an extended portion 31a which is extended straight as it is.

Therefore, when the object to be destroyed, for example, concrete 22, is to be destroyed, as described above, an extension of the cylindrical container 31 in which the thin metal wire 34, the substance for breaking 35 and the granular material 36 are filled. When electric energy is supplied to the thin metal wire 34 with the lower end opening of the portion 31a pressed against the broken portion of the concrete 22, the volumetric expansion force causes the granular material 36 and the breaking material 35 to be supplied.
Are emitted together with the concrete 22 to be destroyed. At this time, the straight extension 31 of the cylindrical container 31
Since a plays the role of a gun barrel and guides a large number of particulates 36 in the same direction, the destructive force is further enhanced.

In the second embodiment, the plug member 32 is attached so as to cover the opening at the lower end of the cylindrical container 31, but in the third embodiment, the plug member 32 is attached. It is attached to a predetermined position inside.

Next, a fourth embodiment of the present invention will be described with reference to FIG. The third above
Although the extension 31a below the cylindrical container 31 of the discharge impact destruction device 41 according to the fourth embodiment is straight, the discharge impact destruction device 51 according to the fourth embodiment has Is formed in a conical shape, that is, in a trumpet shape, in which the inner diameter of is larger than the inner diameter of the middle part where the plug member 32 is attached.

According to this configuration, in addition to the effects of the discharge impact destruction device 41 of the third embodiment, the metal thin wire 3
During the melting and vaporization of No. 4, the volume expansion force of the fine metal wire 34 and the emission range of the granular material 36 can be controlled.

Hereinafter, a discharge impact destruction device according to a fifth embodiment of the present invention will be described with reference to FIGS. As shown in FIGS. 5 and 6, a discharge impact destruction device 61 according to the fifth embodiment includes a cylindrical or bag-like container (hereinafter simply referred to as a container) 71 having a bottom and a container 71 having the same.
A pair of electrode rods 72 inserted into the
Metal wires connected between the tip portions of [for example, copper (Cu)]
73, the breaking substance 74 and the granular material 75 filled in the container 71, and the electrode rods 72,
A cylindrical holder 77 holding a container 71 filled with the destructive substance 74 and the granular material 75 and having a lid member 76 fixed to an upper end opening and having upper and lower ends opened, A cover body 78 screwed into the upper end opening,
An electric energy supply device (not shown) for supplying high-voltage electric energy to the base ends of the pair of electrode rods 72 via electric wiring 79 in a short time.
The cover 78 has a hole 78a through which the electrode rod 72 can be inserted. Further, the electric energy supply device supplies a charger that stores high-voltage electric energy, for example, a charging circuit for charging a capacitor, and supplies the electric energy charged to the capacitor to the pair of electrode rods 72 to discharge the electric energy. It is composed of a discharge circuit for performing the operation.

The container 71 is made of a soft material such as a synthetic resin or an elastic material such as rubber. Further, as the substance for breaking, for example, a solid or semi-solid substance is used, and more specifically, mortar, mud, silicon, jelly, and the like are used.As the particulate matter, for example, a metal sphere, Pebble or ceramic balls are used.

When the object to be destroyed, for example, concrete 62 is destroyed by using the above-mentioned discharge impact breakdown device 61, as shown in FIG. 6, a container 71 filled with a thin metal wire 73, a breaking substance 74 and a granular material 75 is used. Cover member 76 at the upper end opening
Then, the container 71 is inserted into the cylindrical holder 77, and an annular projection (a plurality of projections may be simply provided at a plurality of locations) provided at predetermined positions inside the container 71a. After that, the cover 78 is screwed into the upper end opening to hold the entire container 71.

The cylindrical holder 7 holding the container 71
When electric energy is supplied to the thin metal wires 73 in a state where the metal wires 7 are pressed against the broken portion of the concrete 62, the third
Strong destruction can be performed as in the embodiment of FIG.

[0037]

As described above, according to the structure of each of the discharge impact destruction devices of the present invention, since the destructive substance is filled with the particulate matter, the destructive substance can be reduced at the time of volume expansion due to melting and vaporization of the fine metal wire. At the same time, the particulate matter scatters or is emitted with a strong force in a predetermined direction, so that the volume expansion force of the fine metal wire can be transmitted efficiently, and thus the breaking force can be increased.

Further, by filling the metal container, the breaking material and the granular material into the cylindrical container and forming a space portion at one end side of the cylindrical container so as to have a role as a gun barrel, a stronger power can be obtained. Destruction can be performed.

[Brief description of the drawings]

FIG. 1 is a cross-sectional view illustrating a configuration of a main part of a discharge impact breakdown device according to a first embodiment of the present invention.

FIG. 2 is a cross-sectional view illustrating a configuration of a main part of a discharge impact destruction device according to a second embodiment of the present invention.

FIG. 3 is a cross-sectional view illustrating a configuration of a main part of a discharge impact destruction device according to a third embodiment of the present invention.

FIG. 4 is a cross-sectional view illustrating a configuration of a main part of a discharge impact destruction device according to a fourth embodiment of the present invention.

FIG. 5 is a cross-sectional view of a container part in a discharge impact breaking device according to a fifth embodiment of the present invention.

FIG. 6 is a sectional view of a state in which a container is held by a cylindrical holder in a discharge impact destruction device according to a fifth embodiment of the present invention.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Discharge impact destruction device 2 Destructible object 3 Hole 11 Container 12 Electrode rod 13 Metal wire 14 Breaking substance 15 Granular material 21 Discharge impact destruction device 22 Destructible object 31 Cylindrical container 31a Extension 32 Plug member 33 Electrode rod 34 Fine metal wire 35 Destructive substance 36 Granular material 41 Discharge impact destruction device 51 Discharge impact destruction device 61 Discharge impact destruction device 62 Destructible object 71 Cylindrical container 72 Electrode rod 73 Fine metal wire 74 Destructive material 75 Granular material 77 Cylindrical holder

──────────────────────────────────────────────────続 き Continued on the front page (58) Field surveyed (Int. Cl. ⁷ , DB name) E04G 23/08 B28D 1/00 B28D 1/26 E21C 37/18 F42D 3/04

Claims (6)

(57) [Claims] 1. A discharge impact destruction device for supplying electric energy to a thin metal wire disposed in a container in a short time to melt and vaporize the thin metal wire at a stretch to destroy an object to be destroyed. A discharge impact destruction device, characterized in that the container is filled with a destructive substance and particulate matter. 2. A discharge impact destruction device for supplying electric energy to a thin metal wire disposed in a cylindrical container in a short time to melt and vaporize the thin metal wire at a stretch to destroy an object to be destroyed. The cylindrical container is filled with a breaking substance and a granular material, the cylindrical container is made of a hard material, and a soft plug member is attached to an opening on one end side. Discharge shock destruction device. 3. A discharge impact destruction device for supplying electric energy to a thin metal wire disposed in a cylindrical container in a short time to melt and vaporize the thin metal wire at a stretch to destroy an object to be destroyed. The cylindrical container is filled with the breaking substance and the granular material, and the cylindrical container is made of a hard material, and the breaking substance and the granular material are held at an intermediate portion near one end side opening. A discharge impact destruction device, wherein a soft plug member is attached and a space is formed at one end side of the plug member of the cylindrical container. 4. A cylindrical container corresponding to a space on one end side of a plug member is formed in a conical shape such that the inner diameter on the open end side is larger than the inner diameter on the plug member side. 3. The discharge impact destruction device according to 3. 5. A discharge impact destruction apparatus for supplying electric energy to a thin metal wire disposed in a container in a short time to melt and vaporize the thin metal wire at a stretch to destroy an object to be destroyed. At least one end for filling the container with the destructive substance and the granular material, using a synthetic resin or paper as a material of the container, and inserting the container into a hole formed in the object to be destroyed. A discharge impact destruction device comprising a cylindrical holder made of a hard material having an opening. 6. The discharge impact breakdown device according to claim 1, wherein a metal ball, a pebble or a ceramic ball is used as the granular material.