CN110006301A - A kind of method of exploding wires driving commercial explosive explosion - Google Patents
A kind of method of exploding wires driving commercial explosive explosion Download PDFInfo
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- CN110006301A CN110006301A CN201910270967.4A CN201910270967A CN110006301A CN 110006301 A CN110006301 A CN 110006301A CN 201910270967 A CN201910270967 A CN 201910270967A CN 110006301 A CN110006301 A CN 110006301A
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- exploding wires
- explosive
- explosion
- exploding
- wires
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42D—BLASTING
- F42D1/00—Blasting methods or apparatus, e.g. loading or tamping
- F42D1/04—Arrangements for ignition
- F42D1/045—Arrangements for electric ignition
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Drilling And Exploitation, And Mining Machines And Methods (AREA)
Abstract
A kind of method of exploding wires driving commercial explosive explosion, a high voltage pulse electric current is issued from pulse power device to exploding wires, discharge-induced explosion generation high-temperature plasma and column shock wave occur for exploding wires under the effect of high voltage pulse electric current, and commercial explosive explodes under the comprehensive function of high-temperature plasma and column shock wave that exploding wires explosion generates.The Blasting In Geotechnical of the Infrastructure Fields such as exploitation and railway, highway, water conservancy for mineral such as coal mine, nonmetallic ore, metallic ores.It can also be applied to seismic prospecting, underwater demolition, explosive forming.
Description
Technical field
The invention belongs to the quick-fried technical fields of the people, and in particular to a kind of method of exploding wires driving commercial explosive explosion.
Background technique
Commercial explosive belongs to desensitized explosive, needs to use blasting cap initiation.China is coal and mineral products big country, and is that capital construction is big
State needs in fields such as coal mining, exploitation of mineral resources, seismic prospecting, capital construction using a large amount of explosive and detonator.According to system
Meter, 3,940,000 tons of commercial explosive of China's consumption in 2017, industrial detonator 1,200,000,000 is sent out.
The sensibility of existing detonator is very high, and in production, transport, storage, use process, it is hidden to there is very big safety
Suffer from.Contain mercury or lead in the raw material of detonator, harm to the human body is big, seriously pollutes environment.Detonator is small in size, is easily lost, supervision
It is extremely difficult, it is great danger source, brings huge supervision pressure to country.Strict supervision measure and interminable examination & approval
Process has seriously affected production efficiency again, has raised safety in production cost.Therefore, research and development can substitute the not only environmental protection of detonator but also pacify
Full detonating technique is the pressing issues that the whole world faces.
Summary of the invention
In order to overcome the above-mentioned deficiencies of the prior art, the object of the present invention is to provide a kind of exploding wires driving commercial explosive is quick-fried
Fried method substitutes traditional detonator, has the characteristics that safe and environment-friendly, economical, efficient, can completely eliminate traditional detonator and cause
Mercury pollution or lead contamination problem, completely eliminate quick-fried caused by electrostatic, stray electrical current, electric spark, friction, high temperature, shock etc.
Fried risk, completely eliminates the artillery salvo risk of miso-fire, can increase substantially the flexibility and efficiency of bursting work, simplifies supervision journey
Sequence, to reduce the safety in production cost of enterprise and society.Exploitation and iron for mineral such as coal mine, nonmetallic ore, metallic ores
The Blasting In Geotechnical of the Infrastructure Fields such as road, highway, water conservancy.It can also be applied to seismic prospecting, underwater demolition, explosive forming.
To achieve the goals above, the technical solution adopted by the present invention is that:
A kind of method of exploding wires driving commercial explosive explosion, includes the following steps:
1) according to the characteristic for the commercial explosive being initiated, material, the length and diameter of exploding wires are selected；
2) material of the exploding wires determined according to step 1), length and diameter, the pulse power dress of selection driving exploding wires explosion
The watt level and technical parameter set；
3) exploding wires bracket makes: with the insulating materials with some strength and rigidity, doing slabbing bipod bracket, exploding wires pass through
The centre of perforating branches frame, exploding wires stretch out bracket both ends and are allocated as lead；
4) it will be placed in the centre of explosive column by explosion guide frame made of step 3), with insulated electric conductor by exploding wires and coaxial cable
It is connected, coaxial cable is connected to the discharge loop of pulse power device；
5) startup power supply controller, pulse power device is under the control of power-supply controller of electric through coaxial cable and insulated electric conductor to quick-fried
Fried silk releases high-voltage pulse high current, driving exploding wires explosion.
6) exploding wires explosion generates high-temperature plasma and column shock wave, drives the explosive around exploding wires to occur quick-fried
It is fried.
The exploding wires material is wire, and the length with explosive contact portion is 20mm--150mm, and diameter is less than
0.5mm。
The explosive column is powder type explosive, including bulking ammonium nitrate explosive, powdery emulsifying explosive, modified nitro-amine compound explosive, porous
ANFO explosives prill, gluey emulsion.
Further, the application of desensitized explosive explosion, including following step are driven according to exploding wires combination composite energy-containing mixture
It is rapid:
1) according to the characteristic of explosive being initiated, selection be coated on around exploding wires containing can the formula of mixture, physical aspect,
Size；
2) initiation conditions of the mixture containing energy determined according to step 1), select material, the length and diameter of exploding wires；
3) material of the exploding wires determined according to step 2, length and diameter, the pulse power dress of selection driving exploding wires explosion
The watt level and technical parameter set；
4) production of the fiber tube containing energy: using exploding wires as axis, will contain energy mixture and be evenly coated at around exploding wires, exploding wires material
For wire, the length with the mixture covered section containing energy is 30mm--70mm, and diameter is less than 0.5mm, exhausted with tubular thin-walled
Edge shell closely supports, and tube ends are sealed with insulating materials, and exploding wires stretch out tube ends part as lead；Containing can mix
Object packed density is 1.0-1.4g/cm3, quality 5-20g；
5) will by made of step 4) containing can fiber tube be placed in the centre of explosive column, with insulated electric conductor by exploding wires and coaxial cable
It is connected, coaxial cable is connected to the discharge loop of pulse power device；
6) startup power supply controller, pulse power device is under the control of power-supply controller of electric through coaxial cable and insulated electric conductor to quick-fried
Fried silk releases high-voltage pulse high current, driving exploding wires explosion；
7) exploding wires explosion generates high-temperature plasma and shock wave, drives the mixture containing energy being coated on around exploding wires to occur quick-fried
It is fried；
8) the mixture explosion driving explosive charge containing energy among explosive column.
Further, the mixture powdery containing energy or the low sensitivity explosive of fine particulate add aluminium powder, powdery Ammonium perchlorate
Aluminium powder, powdery homo amino acid potassium is added to add aluminium powder, powdery barium peroxide that aluminium powder, powdery di-iron trioxide is added to add one of aluminium powder by zero
Oxygen balance proportion.
The beneficial effects of the present invention are:
1) exploding wires could only explode under the driving of high power electrical pulse, stray electrical current, electrostatic, electric spark, friction,
Shock, vibration, high temperature etc. will not set off an explosion silk explosion, have high safety.
2) environmental suitability is strong, can use under the environment such as ground, underground, coal mine, underwater.
3) material is extensive, and structure is simple, carries and uses conveniently, low in cost.
4) heavy metal is free of, not will cause any mercury pollution and lead contamination.
Detailed description of the invention
Fig. 1 is to implement structure chart of the invention；
Fig. 2 is exploding wires discharge-induced explosion experimental provision schematic diagram in the present invention；
Fig. 3 is the implementation figure that the present invention is applied to the quick-fried operation of the people；
Fig. 4 is the exploding wires shock wave mode chart that discharge-induced explosion generates in water；
Fig. 5 is exploding wires and the mixture screening experiment schematic device containing energy in the present invention；
Fig. 6 is the shock wave waveform diagram that exploding wires drive the explosion of the mixture containing energy to generate；
Fig. 7 is the shock wave waveform diagram that exploding wires drive the explosion of the mixture containing energy to generate.
Specific embodiment
The present invention will be further described below with reference to the accompanying drawings:
Embodiment 1
1. exploding wires explosive test
(1) such as Fig. 2, power-supply controller of electric 1 are connect with pulse power device 2 with common cable, and pulse power device 2 and bracket 5 are used
High-pressure coaxial cable 4 connects, and the guide frame 3 assembled by exploding wires is put among the upper/lower electrode of bracket 5.Bracket, which is put into, to be filled
The middle of the steel drum 6 of water, the guide frame that explodes is away from liquid level 50cm.In steel drum 6 away from exploding wires center 30cm-50cm and with explosion
Shock wave transducer 7 is placed in fiber tube same level position, detects the wave mode of shock wave.
(2) startup power supply controller 1 stops charging after the voltage of pulse power device 2 reaches the voltage of setting, leads to
Cross formulaCalculate device energy storage size.Open the discharge switch on power-supply controller of electric 1, pulse power device 2
High-voltage pulse current, which is discharged, to exploding wires 3 by high-pressure coaxial cable 4 drives exploding wires explosion.
(3) the exploding wires shock wave parameter such as following table that discharge-induced explosion generates in water measured using the present invention.
1. field conduct
As shown in figures 1 and 3, the method for exploding wires driving commercial explosive explosion, by power-supply controller of electric 1, pulse power device 2,
The guide frame 3 that explodes forms.With the connection of armor cable 4 between power-supply controller of electric 1 and pulse power device 2, pulse power device 2 passes through
Coaxial cable 5 and insulated electric conductor 6 are connect with exploding wires 3.Exploding wires 3 are placed in the middle position of explosive column 7, exploding wires 3 and fried
Powder column 7 is put into togerther in borehole 8.The diameter of explosive column is matched with borehole diameter.Pulse power device and bursting work face there are
Safe distance, the aggregate chips to prevent flying out smash equipment.Power-supply controller of electric and bursting work face there are sufficient safe distance, to prevent
The aggregate chips to fly out hits operator.
Embodiment 2
1. exploding wires driving mixture explosive test containing energy
(1) such as Fig. 5, power-supply controller of electric 1 are connect with pulse power device 2 with common cable, pulse power device 2 and bracket 5
It is connected with high-pressure coaxial cable 4, is put into the power-on and power-off of bracket 5 with the fiber tube 3 containing energy that the mixture containing energy assembles by exploding wires
It is extremely intermediate.Bracket is put into the middle for filling the steel drum 6 of water, and the fiber tube containing energy is away from liquid level 50cm.Away from the fiber tube axis containing energy in steel drum 6
Heart 30cm-50cm and with containing can fiber tube same level position place shock wave transducer 7, detect the wave mode of shock wave.
(2) startup power supply controller 1 stops charging after the voltage of pulse power device 2 reaches the voltage of setting, leads to
Cross formulaCalculate device energy storage size.Open the discharge switch on power-supply controller of electric 1, pulse power device 2
High-voltage pulse current is discharged by 4 Xiang Hanneng fiber tube 3 of coaxial cable and drives exploding wires explosion, and further driving contains for exploding wires explosion
The explosion of the mixture containing energy in energy fiber tube 3.
(3) the mixture shock wave parameter such as following table containing energy measured using the present invention.
1. field conduct
Operation such as embodiment 1
Operator opens power-supply controller of electric, and pulse power device starts accumulation of energy.To on pulse power device accumulation of energy completion, voltage
After being raised to the discharge voltage of setting, operator's star t-up discharge switch, pulse power device passes through coaxial cable and insulated electric conductor
Exploding wires in Xiang Hanneng fiber tube release high voltage pulse electric current.Containing can exploding wires in fiber tube high voltage pulse electric current effect
The explosion of the mixture containing energy around discharge-induced explosion driving exploding wires will occur for lower moment.The mixture explosion driving explosive containing energy occurs quick-fried
It is fried.
Claims (5)
1. a kind of method of exploding wires driving commercial explosive explosion, which comprises the steps of:
1) according to the characteristic for the commercial explosive being initiated, material, the length and diameter of exploding wires are selected；
2) material of the exploding wires determined according to step 1), length and diameter, the pulse power dress of selection driving exploding wires explosion
The watt level and technical parameter set；
3) exploding wires bracket makes: with the insulating materials with some strength and rigidity, doing slabbing bipod bracket, exploding wires pass through
The centre of perforating branches frame, exploding wires stretch out bracket both ends and are allocated as lead；
4) it will be placed in the centre of explosive column by explosion guide frame made of step 3), with insulated electric conductor by exploding wires and coaxial cable
It is connected, coaxial cable is connected to the discharge loop of pulse power device；
5) startup power supply controller, pulse power device is under the control of power-supply controller of electric through coaxial cable and insulated electric conductor to quick-fried
Fried silk releases high-voltage pulse high current, driving exploding wires explosion；
6) exploding wires explosion generates high-temperature plasma and column shock wave, and the explosive around exploding wires is driven to explode.
2. a kind of method of exploding wires driving commercial explosive explosion according to claim 1, which is characterized in that described is quick-fried
Fried silk material matter is wire, and the length with explosive contact portion is 20mm--150mm, and diameter is less than 0.5mm.
3. a kind of method of exploding wires driving commercial explosive explosion according to claim 1, which is characterized in that the institute
Stating explosive column is powder type explosive, including bulking ammonium nitrate explosive, powdery emulsifying explosive, modified nitro-amine compound explosive, porous and granular ammonium frying
Medicine, gluey emulsion.
4. a kind of method of exploding wires driving commercial explosive explosion according to claim 1, which is characterized in that described is quick-fried
The application of fried silk combination composite energy-containing mixture driving desensitized explosive explosion, comprising the following steps:
1) according to the characteristic of explosive being initiated, selection be coated on around exploding wires containing can the formula of mixture, physical aspect,
Size；
2) initiation conditions of the mixture containing energy determined according to step 1), select material, the length and diameter of exploding wires；
3) material of the exploding wires determined according to step 2, length and diameter, the pulse power dress of selection driving exploding wires explosion
The watt level and technical parameter set；
4) production of the fiber tube containing energy: using exploding wires as axis, will contain energy mixture and be evenly coated at around exploding wires, exploding wires material
For wire, the length with the mixture covered section containing energy is 30mm--70mm, and diameter is less than 0.5mm, exhausted with tubular thin-walled
Edge shell closely supports, and tube ends are sealed with insulating materials, and exploding wires stretch out tube ends part as lead；Containing can mix
Object packed density is 1.0-1.4g/cm3, quality 5-20g；
5) will by made of step 4) containing can fiber tube be placed in the centre of explosive column, with insulated electric conductor by exploding wires and coaxial cable
It is connected, coaxial cable is connected to the discharge loop of pulse power device；
6) startup power supply controller, pulse power device is under the control of power-supply controller of electric through coaxial cable and insulated electric conductor to quick-fried
Fried silk releases high-voltage pulse high current, driving exploding wires explosion；
7) exploding wires explosion generates high-temperature plasma and shock wave, drives the mixture containing energy being coated on around exploding wires to occur quick-fried
It is fried；
8) the mixture explosion driving explosive charge containing energy among explosive column.
5. a kind of method of exploding wires driving commercial explosive explosion according to claim 4, which is characterized in that described contains
Can mixture powdery or the low sensitivity explosive of fine particulate add aluminium powder, powdery Ammonium perchlorate add aluminium powder, powdery homo amino acid potassium add aluminium powder,
Powdery barium peroxide adds aluminium powder, powdery di-iron trioxide that one of aluminium powder is added to match by zero oxygen balance.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910270967.4A CN110006301A (en) | 2019-04-04 | 2019-04-04 | A kind of method of exploding wires driving commercial explosive explosion |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910270967.4A CN110006301A (en) | 2019-04-04 | 2019-04-04 | A kind of method of exploding wires driving commercial explosive explosion |
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| Publication Number | Publication Date |
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| CN110006301A true CN110006301A (en) | 2019-07-12 |
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ID=67170030
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| CN201910270967.4A Pending CN110006301A (en) | 2019-04-04 | 2019-04-04 | A kind of method of exploding wires driving commercial explosive explosion |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110933829A (en) * | 2019-12-06 | 2020-03-27 | 西安交通大学 | Multi-channel plasma jet device and method based on micro-cavity metal wire electric explosion |
| CN112065318A (en) * | 2019-09-29 | 2020-12-11 | 中国海洋石油集团有限公司 | Energetic material rod structure resistant to high temperature and high pressure and application thereof |
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| CN112065318A (en) * | 2019-09-29 | 2020-12-11 | 中国海洋石油集团有限公司 | Energetic material rod structure resistant to high temperature and high pressure and application thereof |
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Application publication date: 20190712 |
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