CN111732491B - Portable outdoor explosive column for igniting rod and preparation method - Google Patents
Portable outdoor explosive column for igniting rod and preparation method Download PDFInfo
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- CN111732491B CN111732491B CN202010530383.9A CN202010530383A CN111732491B CN 111732491 B CN111732491 B CN 111732491B CN 202010530383 A CN202010530383 A CN 202010530383A CN 111732491 B CN111732491 B CN 111732491B
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- sealed cabin
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- C—CHEMISTRY; METALLURGY
- C06—EXPLOSIVES; MATCHES
- C06B—EXPLOSIVES OR THERMIC COMPOSITIONS; MANUFACTURE THEREOF; USE OF SINGLE SUBSTANCES AS EXPLOSIVES
- C06B33/00—Compositions containing particulate metal, alloy, boron, silicon, selenium or tellurium with at least one oxygen supplying material which is either a metal oxide or a salt, organic or inorganic, capable of yielding a metal oxide
- C06B33/02—Compositions containing particulate metal, alloy, boron, silicon, selenium or tellurium with at least one oxygen supplying material which is either a metal oxide or a salt, organic or inorganic, capable of yielding a metal oxide with an organic non-explosive or an organic non-thermic component
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- C—CHEMISTRY; METALLURGY
- C06—EXPLOSIVES; MATCHES
- C06B—EXPLOSIVES OR THERMIC COMPOSITIONS; MANUFACTURE THEREOF; USE OF SINGLE SUBSTANCES AS EXPLOSIVES
- C06B21/00—Apparatus or methods for working-up explosives, e.g. forming, cutting, drying
- C06B21/0033—Shaping the mixture
- C06B21/0041—Shaping the mixture by compression
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- C—CHEMISTRY; METALLURGY
- C06—EXPLOSIVES; MATCHES
- C06B—EXPLOSIVES OR THERMIC COMPOSITIONS; MANUFACTURE THEREOF; USE OF SINGLE SUBSTANCES AS EXPLOSIVES
- C06B21/00—Apparatus or methods for working-up explosives, e.g. forming, cutting, drying
- C06B21/0033—Shaping the mixture
- C06B21/0066—Shaping the mixture by granulation, e.g. flaking
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Finger-Pressure Massage (AREA)
Abstract
The invention provides a portable explosive column for an outdoor igniting rod and a preparation method thereof, which solve the technical problems that an outdoor igniting device in the prior art needs to rely on external energy or can provide fuel by itself but has huge volume. The preparation of the portable explosive column for the outdoor igniting rod comprises the following main materials in parts by weight: 15-27 parts of aluminum powder; 65-77 parts of Fe2O 3; 2-6 parts of adhesive. According to the portable explosive column for the outdoor igniting rod and the preparation method, the prepared portable explosive column for the outdoor igniting rod is small (the weight can be less than 300 g), safe and high in igniting speed, and external energy supply is not needed when the portable explosive column is used for preparing the igniting rod.
Description
Technical Field
The invention relates to an outdoor flame rod, in particular to a portable explosive column for an outdoor flame rod and a preparation method thereof.
Background
In the activities of geological exploration, field scientific research, outdoor exploration and the like, people need to enter areas with rare to living facilities, and fire generation is a necessary skill in field life. In the current practice, a firing mode of gradually igniting paper scraps, wood scraps, dry firewood and coal is often adopted, and the method has the advantages of long firing time and low success rate.
In order to overcome the problems, a device for igniting a to-be-ignited object by electric heat and wind is disclosed in the patent application document with the application number of 201510068408.7, and the device is characterized in that the to-be-ignited object is ignited by electric heat and wind, the surrounding to-be-ignited object and air are heated by an electric heating element, and heat energy generated by the electric heating element is blown to the surrounding to-be-ignited object through a blowing element, so that the to-be-ignited object is effectively and rapidly ignited in a large range; the invention discloses a multifunctional coal fire rod, which utilizes a blower to blow out heat energy from a heat dissipation hole, so that coal can obtain enough initial fire; a rapid ignition device is disclosed in application number 201520806626.1, which utilizes a flammable liquid fuel to ignite a non-flammable fuel such as wood, coal, etc.
Said invention has advantages and disadvantages, patent 201510068408.7, 201810659880.1, using resistance wire to provide heat, has higher safety coefficient, but depending on electric energy supply, field environment is difficult to meet this condition at times; the 201520806626.1 patent is powered by flammable liquid fuel, does not rely on external energy sources, but has certain potential safety hazards and is relatively bulky.
The applicant found that the prior art has at least the following technical problems:
1. when the fire generating device in the prior art generates fire, the fire generating device needs to rely on electric energy supply, and the field environment sometimes has difficulty in meeting the condition;
2. the ignition device capable of providing fuel in the prior art has the disadvantages of large volume and inconvenient carrying.
Disclosure of Invention
The invention aims to provide a portable explosive column for an outdoor igniting rod and a preparation method thereof, which are used for solving the technical problems that an outdoor igniting device in the prior art needs to rely on external energy or can provide fuel by itself but has huge volume. The preferred technical solutions of the technical solutions provided by the present invention can produce a plurality of technical effects described below.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the invention provides a portable explosive column for an outdoor igniting rod, which is prepared from the following main materials in parts by weight: 15-27 parts of aluminum powder; fe (Fe) 2 O 3 65-77 parts; 2-6 parts of adhesive.
Further, the weight portions of the main materials are as follows: 18-23 parts of aluminum powder; fe (Fe) 2 O 3 68-73 parts; 3-5 parts of adhesive.
Further, the weight parts of the main materials are as followsThe method comprises the following steps: 20 parts of aluminum powder; fe (Fe) 2 O 3 70 parts; 4 parts of adhesive.
Further, the binder is a phenolic resin.
Further, the preparation method also comprises an auxiliary material, wherein the auxiliary material is acetone.
Further, the weight ratio of the acetone to the adhesive is 0.8-1.2:0.8-1.2.
Further, the weight ratio of the acetone to the adhesive is 1:1.
The invention provides a preparation method of a portable explosive column for an outdoor igniting rod, which comprises the following steps:
a1, aluminum powder and Fe 2 O 3 Adding the powder into a medicine mixer, and stirring and uniformly mixing to obtain mixed powder;
a2, adding the adhesive into a mixing container, adding acetone at the same time, and uniformly stirring and mixing the adhesive and the acetone to obtain a mixed solution;
a3, adding the mixed solution into a medicine mixer, and uniformly stirring and mixing the mixed solution and the mixed powder to obtain a mud-like mixture;
pouring the slurry mixture on a granulating screen, pressing and stirring by hands or rollers, gradually solidifying the slurry mixture along with the volatilization of acetone, and falling from the screen holes along with the pressing and stirring to form a granular mixture;
a5, pressing the prepared granular mixture into blocks to obtain a finished product of the grain.
Based on the technical scheme, the embodiment of the invention at least has the following technical effects:
according to the portable explosive column for the outdoor igniting rod and the preparation method, the prepared portable explosive column for the outdoor igniting rod has the advantages of being small in size (the weight can be less than 300 g), safe and high in igniting speed, and external energy supply is not needed when the portable explosive column is used for preparing the igniting rod; the grain of the invention plays a role of fuel, the ignition temperature exceeds 600 ℃, and the friction sensitivity, the impact sensitivity and the electrostatic spark sensitivity are far lower than those of other types of energetic materials such as gunpowder. Has high safety in the process of storage and transportation. In use, by height Wen HuochaiIgniting the powder column, and after the powder column is ignited, generating conventional aluminothermic reaction, al+Fe 2 O 3 →Al 2 O 3 +Fe, the adiabatic reaction temperature of this reaction exceeds 2000 degrees centigrade, and the product is liquid, and the heat loss is little, after burning, the liquid product of high temperature can cover the surface of waiting to ignite the thing, high temperature flame and high temperature liquid product, can ignite waiting to ignite the thing (such as timber, coal wait for burning the material) fast.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic structural view of a flame rod prepared in an experimental example of the present invention;
fig. 2 is a schematic view showing the use state of the fire rod in the experimental example of the present invention.
In the figure: 1. sealing the cabin body of the cabin; 2. a sealed cabin cover; 3. a grain; 4. an insertion hole; 5. a seal ring; 6. a vibration-proof pad; 7. high temperature matches.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It will be apparent that the described embodiments are only some, but not all, embodiments of the invention. All other embodiments, based on the examples herein, which are within the scope of the invention as defined by the claims, will be within the scope of the invention as defined by the claims.
Example 1:
preparation of grain 3:
1.1 raw materials:
the adhesive adopts phenolic resin;
according to the weight parts, 20 parts of aluminum powder; fe (Fe) 2 O 3 70 parts of powder; phenolic resin 4A part(s);
the weight ratio of phenolic resin to acetone is 1:1.
1.2 preparation method, comprising the following steps:
a1, aluminum powder and Fe 2 O 3 Adding the powder into a medicine mixer, and stirring and uniformly mixing to obtain mixed powder;
a2, adding phenolic resin into a mixing container, simultaneously adding acetone, and uniformly stirring and mixing the phenolic resin and the acetone to obtain a mixed solution;
a3, adding the mixed solution into a medicine mixer, and uniformly stirring and mixing the mixed solution and the mixed powder to obtain a mud-like mixture;
a4, pouring the slurry mixture on a 50-mesh granulating screen, pressing and stirring by hands or rollers, gradually solidifying the slurry mixture along with the volatilization of acetone, and falling from the screen holes along with the pressing and stirring to form a granular mixture;
a5, filling the prepared granular mixture into an oil press die, starting the oil press to press into blocks (the pressure of the oil press is 100 tons and the dwell time is 5 seconds), and taking out the pressed cylinder from the die to obtain a finished product of the explosive column 3 (the insertion hole 4 on the explosive column 3 is also formed when the explosive column is pressed through the oil press die); the prepared grain 3 is cylindrical, the diameter of the cross section circle of the grain 3 is 30mm, and the length of the grain 3 is 100mm.
Example 2:
preparation of grain 3:
2.1 raw materials:
the adhesive adopts phenolic resin;
27 parts of aluminum powder; fe (Fe) 2 O 3 77 parts of powder; 2 parts of phenolic resin;
the weight ratio of phenolic resin to acetone is 1.1:0.9.
2.2 preparation method, comprising the following steps:
a1, aluminum powder and Fe 2 O 3 Adding the powder into a medicine mixer, and stirring and uniformly mixing to obtain mixed powder;
a2, adding phenolic resin into a mixing container, simultaneously adding acetone, and uniformly stirring and mixing the phenolic resin and the acetone to obtain a mixed solution;
a3, adding the mixed solution into a medicine mixer, and uniformly stirring and mixing the mixed solution and the mixed powder to obtain a mud-like mixture;
a4, pouring the slurry mixture on a 60-mesh granulating screen, pressing and stirring by hands or rollers, gradually solidifying the slurry mixture along with the volatilization of acetone, and falling from the screen holes along with the pressing and stirring to form a granular mixture;
a5, filling the prepared granular mixture into an oil press die, starting the oil press to press into blocks (the pressure of the oil press is 100 tons and the dwell time is 10 seconds), and taking out the pressed cylinder from the die to obtain a finished product of the explosive column 3 (the insertion hole 4 on the explosive column 3 is also formed when the explosive column is pressed through the oil press die); the prepared grain 3 is cylindrical, the diameter of the cross section circle of the grain 3 is 15mm, and the length of the grain 3 is 150mm.
Example 3:
3.1 raw materials:
the adhesive adopts phenolic resin;
15 parts of aluminum powder; fe (Fe) 2 O 3 65 parts of powder; 6 parts of phenolic resin;
the weight ratio of phenolic resin to acetone is 0.9:1.1.
3.2 preparation method, comprising the following steps:
a1, aluminum powder and Fe 2 O 3 Adding the powder into a medicine mixer, and stirring and uniformly mixing to obtain mixed powder;
a2, adding phenolic resin into a mixing container, simultaneously adding acetone, and uniformly stirring and mixing the phenolic resin and the acetone to obtain a mixed solution;
a3, adding the mixed solution into a medicine mixer, and uniformly stirring and mixing the mixed solution and the mixed powder to obtain a mud-like mixture;
a4, pouring the slurry mixture on a 40-mesh granulating screen, pressing and stirring by hands or rollers, gradually solidifying the slurry mixture along with the volatilization of acetone, and falling from the screen holes along with the pressing and stirring to form a granular mixture;
a5, filling the prepared granular mixture into an oil press die, starting the oil press to press into blocks (the pressure of the oil press is 100 tons and the dwell time is 8 seconds), and taking out the pressed cylinder from the die to obtain a finished product of the explosive column 3 (the insertion hole 4 on the explosive column 3 is also formed when the explosive column is pressed through the oil press die); the prepared grain 3 is cylindrical, the diameter of the cross section circle of the grain 3 is 40mm, and the length of the grain 3 is 50mm.
Example 4:
4.1 raw materials:
the adhesive adopts phenolic resin;
18 parts of aluminum powder according to parts by weight; fe (Fe) 2 O 3 68 parts of powder; 5 parts of phenolic resin;
the weight ratio of phenolic resin to acetone is 0.8:1.2.
4.2 preparation method: as in example 1.
The prepared grain 3 is cylindrical, the diameter of the cross section circle of the grain 3 is 20mm, and the length of the grain 3 is 120mm.
Example 5:
5.1 raw materials:
the adhesive adopts phenolic resin;
23 parts of aluminum powder; fe (Fe) 2 O 3 73 parts of powder; 3 parts of phenolic resin;
the weight ratio of phenolic resin to acetone is 1.2:0.8.
5.2 preparation method: as in example 1.
The prepared grain 3 is cylindrical, the diameter of the cross section circle of the grain 3 is 35mm, and the length of the grain 3 is 80mm.
2. Experimental example:
1. the cartridges 3 prepared in examples 1 to 5 of the present invention were used to prepare portable outdoor fire bars, respectively:
1.1 Structure of portable outdoor fire rod
As shown in fig. 1, the sealed cabin comprises a sealed cabin body 1 with an opening at one end and a sealed cabin cover 2 movably connected to the opening end of the sealed cabin body 1, wherein the sealed cabin body 1 and the sealed cabin cover 2 are made of aluminum alloy, and the thickness of the sealed cabin body 1 is 3.5mm.
The grain 3 is installed in the sealed cabin body 1, the overall dimension of grain 3 matches with the inside dimension of sealed cabin body 1, the one end that is close to sealed cabin body 1 open end of grain 3 has seted up high Wen Huochai's insertion hole 4, the degree of depth of insertion hole 4 is 20mm.
A shock pad 6 is arranged between the sealed cabin cover 2 and the explosive column 3.
The sealed cabin cover 2 is in threaded connection with the opening end of the sealed cabin body 1; the sealing cabin cover 2 is provided with a sealing ring 5 at a position contacted with the end face of the sealing cabin body 1; the sealing ring 5 is an O-shaped sealing ring, and the O-shaped sealing ring can seal the sealed cabin body 1 after the sealed cabin cover 2 is screwed, so that moisture and other external pollutants are prevented from contacting the grain 3.
1.2 preparation of Portable outdoor flame rod
The grains 3 prepared in the embodiments 1-5 of the invention are respectively placed into the sealed cabin body 1, and the shockproof pad 6 is placed on the surface of the grains 3; covering and tightening a sealed cabin cover 2; obtaining a finished product of the portable outdoor fire bar; the grains 3 prepared in examples 1 to 5 were prepared as ignition bar 1, ignition bar 2, ignition bar 3, ignition bar 4 and ignition bar 5, respectively.
1.3 the ignition test was performed on the glow stick prepared in 1.2, comprising the steps of:
(1) Unscrewing the capsule cover 2, removing the shock pad 6, and inserting the height Wen Huochai 7 into the insertion hole 4 (shown in fig. 2) on the grain 3;
(2) Placing the fire bar with the inserted height Wen Huochai 7 on a to-be-combusted object;
(3) Igniting the high Wen Huochai medicine head exposed out of the sealed cabin body 1 by a lighter or a common match;
(4) The grain 3 is then ignited by the high Wen Huochai 7 and burns from top to bottom (from the end where the high Wen Huochai is inserted to the end far from the high temperature match 7), producing a high temperature product; meanwhile, the sealed cabin body 1 is heated, burned and melted, and further provides heat and generates liquid high-temperature products; finally, the high-temperature liquid products generated by the combustion of the ignition powder column 3 and the combustion of the sealed cabin body 1 are used for igniting objects to be burnt, and the ignition is completed.
The objects to be burnt in the ignition experiment are charcoal and a dry wood stick, the applied charcoal is common charcoal purchased in the market, the diameter of the dry wood stick is 4-5cm, the charcoal and the dry wood stick are randomly divided into five parts, the ignition experiment is respectively carried out, and the experimental results are shown in the following table 1:
TABLE 1 results of pilot experiments
The foregoing is merely illustrative of the present invention, and the present invention is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present invention.
Claims (8)
1. A portable outdoor explosive column for igniting stick which characterized in that: the preparation method comprises the following main materials in parts by weight: 15-27 parts of aluminum powder; fe (Fe) 2 O 3 65-77 parts; 2-6 parts of adhesive, wherein the portable outdoor fire bar comprises a sealed cabin body (1) with an opening at one end and a sealed cabin cover (2) movably connected with the opening end of the sealed cabin body (1), the sealed cabin body (1) and the sealed cabin cover (2) are made of aluminum alloy, and the thickness of the sealed cabin body (1) is 3.5mm; the grain (3) is arranged in the sealed cabin body (1), the external dimension of the grain (3) is matched with the internal dimension of the sealed cabin body (1), an inserting hole (4) with the height Wen Huochai (7) is formed in one end, close to the opening end of the sealed cabin body (1), of the grain (3), and the depth of the inserting hole (4) is 20mm;
a shock-proof pad (6) is arranged between the sealed cabin cover (2) and the explosive column (3);
the sealed cabin cover (2) is in threaded connection with the opening end of the sealed cabin body (1); the sealing cabin cover (2) is provided with a sealing ring (5) at a position contacted with the end face of the sealing cabin body (1); the sealing ring (5) is an O-shaped sealing ring, and the O-shaped sealing ring can seal the sealed cabin body (1) after the sealed cabin cover (2) is screwed, so that moisture and other external pollutants are prevented from contacting the grain (3).
2. The portable outdoor firestick cartridge of claim 1, wherein: the weight portions of the main materials are as follows: 18-23 parts of aluminum powder; fe (Fe) 2 O 3 68-73 parts; 3-5 parts of adhesive.
3. The portable outdoor firestick cartridge of claim 1, wherein: the weight portions of the main materials are as follows: 20 parts of aluminum powder; fe (Fe) 2 O 3 70 parts; 4 parts of adhesive.
4. The portable outdoor firestick cartridge of claim 1, wherein: the adhesive is phenolic resin.
5. A portable outdoor fire stick cartridge according to any one of claims 1-4, wherein: the preparation also comprises an auxiliary material, wherein the auxiliary material is acetone.
6. The portable outdoor firestick cartridge of claim 5, wherein: the weight ratio of the acetone to the adhesive is 0.8-1.2:0.8-1.2.
7. The portable outdoor firestick cartridge of claim 6, wherein: the weight ratio of the acetone to the adhesive is 1:1.
8. The method for preparing a grain for a portable outdoor fire bar according to any one of claims 1 to 7, wherein: comprising the following steps:
a1, aluminum powder and Fe 2 O 3 Adding the powder into a medicine mixer, and stirring and uniformly mixing to obtain mixed powder;
a2, adding the adhesive into a mixing container, adding acetone at the same time, and uniformly stirring and mixing the adhesive and the acetone to obtain a mixed solution;
a3, adding the mixed solution into a medicine mixer, and uniformly stirring and mixing the mixed solution and the mixed powder to obtain a mud-like mixture;
pouring the slurry mixture on a granulating screen, pressing and stirring by hands or rollers, gradually solidifying the slurry mixture along with the volatilization of acetone, and falling from the screen holes along with the pressing and stirring to form a granular mixture;
a5, pressing the prepared granular mixture into blocks to obtain a finished product of the grain.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010530383.9A CN111732491B (en) | 2020-06-11 | 2020-06-11 | Portable outdoor explosive column for igniting rod and preparation method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010530383.9A CN111732491B (en) | 2020-06-11 | 2020-06-11 | Portable outdoor explosive column for igniting rod and preparation method |
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| Publication Number | Publication Date |
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| CN111732491A CN111732491A (en) | 2020-10-02 |
| CN111732491B true CN111732491B (en) | 2023-07-07 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111664472B (en) * | 2020-06-11 | 2023-04-25 | 成都银河动力有限公司 | Portable outdoor fire bar |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2001021226A (en) * | 1999-07-06 | 2001-01-26 | Nichiyu Giken Kogyo Co Ltd | Self combustion agent heater |
| US20060219121A1 (en) * | 2000-08-09 | 2006-10-05 | Trw Automotive U.S. Llc | Ignition material for an igniter |
| JP2013210172A (en) * | 2012-03-30 | 2013-10-10 | Japan Carlit Co Ltd:The | Combustion composition for igniting oxygen lance pipe, oxygen lance pipe ignition material, and oxygen lance pipe ignition apparatus |
| CN107151193B (en) * | 2016-03-02 | 2018-10-12 | 南京理工大学 | Pyrotechnic composition preparation method based on low-combustion-temperature carrier |
| CN106187648B (en) * | 2016-07-27 | 2018-09-11 | 成都银河动力有限公司 | A kind of ignite encapsulation medicine head and its packaging method based on self-propagating reaction |
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