CN102285848A - Pressure-resistant high-power emulsified seismic explosive column and preparation method thereof - Google Patents
Pressure-resistant high-power emulsified seismic explosive column and preparation method thereof Download PDFInfo
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- CN102285848A CN102285848A CN2011101277450A CN201110127745A CN102285848A CN 102285848 A CN102285848 A CN 102285848A CN 2011101277450 A CN2011101277450 A CN 2011101277450A CN 201110127745 A CN201110127745 A CN 201110127745A CN 102285848 A CN102285848 A CN 102285848A
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Abstract
The invention discloses a pressure-resistant high-power emulsified seismic explosive column and a preparation method thereof. The seismic explosive column comprises the following raw materials by weight percent: 74-92% of ammonium nitrate, 0-11% of sodium nitrate, 0-16% of crystalline phase modifier, 3-10% of water, 4-6% of compound wax, 1-2% of emulsifier, 0.1-1% of microsphere foaming agent and 3-6% of aluminium powder. The preparation method comprises the following steps: A) preparing an aqueous phase solution; B) preparing an oil phase solution; C) continuously emulsifying; D) performing high-temperature sensitization, and adding the aluminium powder; E) automatically charging; and F) sealing, cooling the explosive and packaging. The pressure-resistant high-power emulsified seismic explosive column has the following advantages: the pressure resistance is good, the explosive column can be normally detonated in deep water under 0.3 MPa and the explosion power is high. Meanwhile, as the used density modifier is the microsphere foaming agent which can be sensitized at 100-120 DEG C; and the sensitized material has higher temperature and good fluidity, thereby facilitating the charging of an automatic loader and improving the work efficiency.
Description
Technical field
The invention belongs to the industrial explosive material class, be specifically related to withstand voltage high-power emulsification explosive-source explosive post of a kind of field of seismic exploration and preparation method thereof.
Background technology
The existing general resistance to pressure of emulsification explosive-source explosive post is relatively poor, causes the difficulty of detonating owing to the environmental stress conference in deep water.And the emulsion explosive power is generally less.Adding man-hour in addition, because being not suitable for high temperature, uses employed density adjuster, after so the emulsifying base of producing will be cooled to 45～55 ℃ through special refrigerating work procedure, could in kneader, add density adjuster and under 45～55 ℃ of conditions, carry out sensitization, material after the sensitization is because temperature is low, mobile poor, be unfavorable for the automatic medicine-filling machine powder charge, perhaps density is excessive after the powder charge causes the blast performance reduction and miss-fires.
Summary of the invention
The objective of the invention is to overcome existing emulsification explosive-source explosive post and the above-mentioned deficiency of production technique, provide a kind of fill a prescription simple, production technique is simple and direct, brisance is big, product stock is stable, good pressure-resistant performance, human body and environment do not had endanger and withstand voltage high-power emulsification explosive-source explosive post and preparation method with low cost.
The technical solution that realizes the object of the invention is: withstand voltage high-power emulsification explosive-source explosive post, and its parts by weight of raw materials proportioning is:
Ammonium nitrate 74～92 SODIUMNITRATE 0～11 crystal formation properties-correcting agent 0～16 water 3～10
Compound wax 4～6 emulsifying agents 1～2 microballoon whipping agent (diameter 50-100 μ m) 0.1～1 aluminium powder 3～6
The preparation method comprises the steps:
A, aqueous phase solution preparation
Water adds the water jar through the under meter automatic ration, and heating is when temperature is raised to 65 ℃, ammonium nitrate, SODIUMNITRATE, crystal formation properties-correcting agent are sent into the water jar by quantitative worm conveyor, start stirring simultaneously, treat to continue to be heated to 100～120 ℃ behind reinforced the finishing, be incubated standby;
B, oil-phase solution preparation
Compound wax is added the oil phase melting pot after weighing, heating, treat that the oil phase temperature reaches 60～80 ℃ after, add the emulsifying agent measure, stir it mixed, continue to be heated to temperature to 100～120 ℃, be incubated standby;
C, continuous emulsification
The oil for preparing, aqueous phase solution enter emulsor continuously and carry out emulsification under 100～120 ℃ of temperature through strainer, volume pump separately, make emulsifying base;
The interpolation of D, heat-sensitized and aluminium powder
Microballoon foaming agent solution and aluminium powder are stored in respectively in the material-storage jar of automatic gauge e Foerderanlage separately, under temperature 100-120 ℃ condition, carry out sensitization in microballoon foaming agent solution, aluminium powder and the emulsifying base automatic ration input kneader, make withstand voltage high-strength emulsified explosive by the sensitization of microballoon whipping agent;
E, automatic powder charge
Above-mentioned withstand voltage high-strength emulsified explosive without cooling, is directly made withstand voltage high-power emulsification explosive-source explosive post through automatic medicine-filling machine;
F, seal, the medicine of a cold nature, packing
The withstand voltage high-power emulsification explosive-source explosive post that installs medicine is delivered to that automatic sealing seals after through the cooling basin, automatic boxing, tie up.
Emulsifying agent is that the ester class is or/and the amides emulsifying agent.
Crystal formation properties-correcting agent is saltpetre, vitriolate of tartar, Repone K, salt of wormwood, potassium sulfocyanate, Potassium monofluoride, potassiumchromate, or the mixture more than 2 kinds or 2 kinds of above-mentioned sylvite.
Advantage of the present invention is: this emulsification explosive-source explosive post good pressure-resistant performance, and normally detonate in the time of can pressure is 0.3MPa in deep water, and have higher brisance.Be the microballoon whipping agent owing to employed density adjuster simultaneously, thereby when sensitization, can carry out sensitization under 100-120 ℃ of condition, the material after the sensitization improves work efficiency because temperature is higher, viscosity is little, and good fluidity helps the automatic medicine-filling machine powder charge.
Description of drawings
Accompanying drawing 1 is preparation technology's schema of the present invention.
Specific embodiment
50kg water is added the water jar through the under meter automatic ration, when water temperature is raised to 65 ℃, with ammonium nitrate 800kg, SODIUMNITRATE 50kg after the fragmentation, crystal formation properties-correcting agent (saltpetre, vitriolate of tartar, Repone K, salt of wormwood, potassium sulfocyanate, Potassium monofluoride, potassiumchromate, or the mixture more than 2 kinds or 2 kinds of above-mentioned sylvite) 60kg adds the water jar, start stirring simultaneously, treat that reinforced finishing continues to be heated to 100～120 ℃, is incubated standby; Compound wax 50kg is added the oil phase melting pot, treat that the oil phase temperature reaches 60～80 ℃ after, add emulsifying agent (the ester class is or/and the amides emulsifying agent) 15kg, after stirring, continue to be heated to temperature to 100～120 ℃, be incubated standby; The oil for preparing, aqueous phase solution through strainer, volume pump separately, are entered emulsor continuously and carry out emulsification under 100～120 ℃ of temperature, make emulsifying base; Then above-mentioned emulsifying base and microballoon whipping agent 5kg, aluminium powder 45kg are poured in the kneader, under temperature 100-120 ℃ condition, carried out sensitization, make withstand voltage high-strength emulsified explosive;
With above-mentioned withstand voltage high-strength emulsified explosive without cooling, directly through the automatic medicine-filling machine powder charge, seal and make withstand voltage high-power emulsification explosive-source explosive post.
The salient features of this explosive-source explosive post is: explosion velocity 5100m/s; Capacity for work 350ml; Be to keep 48h under the condition of 0.3MPa in water pressure, taking out the back is that the band of 0.3MPa is pressed to be with after keeping 6h in the test set that detonates and pressed the Sensitivity to Primary Explosion test in water pressure, and blast fully; At+50 ℃ ,-40 ℃ of insulation 8h take out and carry out the Sensitivity to Primary Explosion test in back 3 minutes respectively, and all blast fully.
Claims (4)
1. withstand voltage high-power emulsification explosive-source explosive post is characterized in that its parts by weight of raw materials proportioning is:
Ammonium nitrate 74～92 SODIUMNITRATE 0～11 crystal formation properties-correcting agent 0～16 water 3～10
Compound wax 4～6 emulsifying agents 1～2 microballoon whipping agent (diameter 50-100 μ m) 0.1～1 aluminium powder 3～6
2. the preparation method of withstand voltage high-power emulsification explosive-source explosive post according to claim 1 is characterized in that the preparation method comprises the steps:
A, aqueous phase solution preparation
Water adds the water jar through the under meter automatic ration, and heating is when temperature is raised to 65 ℃, ammonium nitrate, SODIUMNITRATE, crystal formation properties-correcting agent are sent into the water jar by quantitative worm conveyor, start stirring simultaneously, treat to continue to be heated to 100～120 ℃ behind reinforced the finishing, be incubated standby;
B, oil-phase solution preparation
Compound wax is added the oil phase melting pot after weighing, heating, treat that the oil phase temperature reaches 60～80 ℃ after, add the emulsifying agent measure, stir it mixed, continue to be heated to temperature to 100～120 ℃, be incubated standby;
C, continuous emulsification
The oil for preparing, aqueous phase solution enter emulsor continuously and carry out emulsification under 100～120 ℃ of temperature through strainer, volume pump separately, make emulsifying base;
The interpolation of D, heat-sensitized and aluminium powder
Microballoon foaming agent solution and aluminium powder are stored in respectively in the material-storage jar of automatic gauge e Foerderanlage separately, under temperature 100-120 ℃ condition, carry out sensitization in microballoon foaming agent solution, aluminium powder and the emulsifying base automatic ration input kneader, make withstand voltage high-strength emulsified explosive by the sensitization of microballoon whipping agent;
E, automatic powder charge
Above-mentioned withstand voltage high-strength emulsified explosive without cooling, is directly made withstand voltage high-power emulsification explosive-source explosive post through automatic medicine-filling machine;
F, seal, the medicine of a cold nature, packing
The withstand voltage high-power emulsification explosive-source explosive post that installs medicine is delivered to that automatic sealing seals after through the cooling basin, automatic boxing, tie up.
3. the preparation method of withstand voltage high-power emulsification explosive-source explosive post according to claim 1 is characterized in that the emulsifying agent that adopts is that the ester class is or/and the amides emulsifying agent.
4. the preparation method of withstand voltage high-power emulsification explosive-source explosive post according to claim 1, it is characterized in that the crystal formation properties-correcting agent that adopts is saltpetre, vitriolate of tartar, Repone K, salt of wormwood, potassium sulfocyanate, Potassium monofluoride, potassiumchromate, or the mixture more than 2 kinds or 2 kinds of above-mentioned sylvite.
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102731223A (en) * | 2012-02-27 | 2012-10-17 | 湖北凯龙化工集团股份有限公司 | Method for producing emulsion explosive by using resin microspheres and dedicated emulsion sensitization machine thereof |
| CN103288566A (en) * | 2012-02-22 | 2013-09-11 | 四川雅化实业集团股份有限公司 | Rock powdery emulsion explosive and preparation method thereof |
| CN104262067A (en) * | 2014-10-20 | 2015-01-07 | 张亦彬 | Method for preparing emulsion explosive by high-temperature sensitization |
| CN104892333A (en) * | 2015-05-14 | 2015-09-09 | 李亮军 | High temperature sensitization method for preparing coal mine emulsion explosive |
| CN107540486A (en) * | 2017-10-09 | 2018-01-05 | 安徽理工大学 | A kind of hydrogen storage type emulsion seismic charge and the hypocentrum cartridge using the explosive-source explosive post |
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| CN1092054A (en) * | 1993-03-10 | 1994-09-14 | 北京矿冶研究总院 | Ammonium nitrate emulsified mine explosive |
| CN101948362A (en) * | 2010-09-09 | 2011-01-19 | 广东华威化工实业有限公司 | High-power emulsion explosive and preparation method thereof |
| CN101967073A (en) * | 2010-10-11 | 2011-02-09 | 谢斌 | Heavy ammonium nitrate-fuel oil explosive with detonator sensitivity produced by using chemical sensitization |
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2011
- 2011-05-18 CN CN2011101277450A patent/CN102285848A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1092054A (en) * | 1993-03-10 | 1994-09-14 | 北京矿冶研究总院 | Ammonium nitrate emulsified mine explosive |
| CN101948362A (en) * | 2010-09-09 | 2011-01-19 | 广东华威化工实业有限公司 | High-power emulsion explosive and preparation method thereof |
| CN101967073A (en) * | 2010-10-11 | 2011-02-09 | 谢斌 | Heavy ammonium nitrate-fuel oil explosive with detonator sensitivity produced by using chemical sensitization |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103288566A (en) * | 2012-02-22 | 2013-09-11 | 四川雅化实业集团股份有限公司 | Rock powdery emulsion explosive and preparation method thereof |
| CN102731223A (en) * | 2012-02-27 | 2012-10-17 | 湖北凯龙化工集团股份有限公司 | Method for producing emulsion explosive by using resin microspheres and dedicated emulsion sensitization machine thereof |
| CN104262067A (en) * | 2014-10-20 | 2015-01-07 | 张亦彬 | Method for preparing emulsion explosive by high-temperature sensitization |
| CN104892333A (en) * | 2015-05-14 | 2015-09-09 | 李亮军 | High temperature sensitization method for preparing coal mine emulsion explosive |
| CN107540486A (en) * | 2017-10-09 | 2018-01-05 | 安徽理工大学 | A kind of hydrogen storage type emulsion seismic charge and the hypocentrum cartridge using the explosive-source explosive post |
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Application publication date: 20111221 |