CN113750434A - Self-temperature-sensing fire extinguishing microparticle generating agent - Google Patents
Self-temperature-sensing fire extinguishing microparticle generating agent Download PDFInfo
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- CN113750434A CN113750434A CN202111035978.8A CN202111035978A CN113750434A CN 113750434 A CN113750434 A CN 113750434A CN 202111035978 A CN202111035978 A CN 202111035978A CN 113750434 A CN113750434 A CN 113750434A
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- potassium
- self
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- generating agent
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62D—CHEMICAL MEANS FOR EXTINGUISHING FIRES OR FOR COMBATING OR PROTECTING AGAINST HARMFUL CHEMICAL AGENTS; CHEMICAL MATERIALS FOR USE IN BREATHING APPARATUS
- A62D1/00—Fire-extinguishing compositions; Use of chemical substances in extinguishing fires
- A62D1/0007—Solid extinguishing substances
- A62D1/0014—Powders; Granules
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62D—CHEMICAL MEANS FOR EXTINGUISHING FIRES OR FOR COMBATING OR PROTECTING AGAINST HARMFUL CHEMICAL AGENTS; CHEMICAL MATERIALS FOR USE IN BREATHING APPARATUS
- A62D1/00—Fire-extinguishing compositions; Use of chemical substances in extinguishing fires
- A62D1/06—Fire-extinguishing compositions; Use of chemical substances in extinguishing fires containing gas-producing, chemically-reactive components
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Fire-Extinguishing Compositions (AREA)
Abstract
The invention discloses a self-temperature-sensing fire extinguishing particle generating agent, which comprises the following substances in percentage by mass: 22 to 80 percent of sylvite substances; 5 to 10 percent of sodium salt substance; 2-3% of magnesium salt substances; 5 to 70 percent of nitrogen-rich compound; the invention relates to 0.1-15% of adhesive, belongs to the technical field of fire fighting, and particularly relates to a simpler, safer and more efficient self-temperature-sensing fire extinguishing particle generating agent which directly captures fire scene conditions and starts fire extinguishing in real time without detection, control and other preposed units.
Description
Technical Field
The invention belongs to the technical field of fire fighting, and particularly relates to a self-temperature-sensing fire extinguishing microparticle generating agent.
Background
A commercially available fire fighting system generally includes a control unit, a detection unit, and a fire extinguishing unit, and when a fire breaks out, the detection unit operates first to transmit a fire signal to the control unit, and the control unit restarts the fire extinguishing unit to extinguish the fire; the unit parts have complex structures, large occupied space and delayed fire extinguishing time.
Traditional fire extinguishing products are divided into gas extinguishers, water-based extinguishers and dry powder extinguishers according to the types of fire extinguishing agents filled in the fire extinguishing products, the products need high-pressure driving to realize automatic starting of a system, the number of accessory accessories of the system is large, on one hand, the investment cost is increased, on the other hand, the probability of system failure is increased due to the fact that the number of accessory accessories is large, and the difficulty is brought to maintenance.
Disclosure of Invention
In order to solve the problems, the invention provides a self-temperature-sensing fire extinguishing particle generating agent which is simpler, safer and more efficient, does not need a front-end unit such as detection, control and the like, directly captures the fire scene situation and starts fire extinguishing in real time.
In order to realize the functions, the technical scheme adopted by the invention is as follows: the self-temperature-sensing fire extinguishing particle generating agent comprises the following substances in percentage by mass:
22 to 80 percent of sylvite substances;
5 to 10 percent of sodium salt substance;
2-3% of magnesium salt substances;
5 to 70 percent of nitrogen-rich compound;
0.1 to 15 percent of adhesive;
the self-temperature-sensing fire extinguishing particle generating agent generates a large amount of fire extinguishing particles when meeting open fire or reaching a certain temperature.
Further, the self-temperature-sensing fire extinguishing particle generating agent comprises the following substances in percentage by mass:
35 to 78 percent of sylvite substances;
6 to 8 percent of sodium salt substance;
2-3% of magnesium salt substances;
12 to 65 percent of nitrogen-rich compound;
1 to 13 percent of adhesive.
Further, the self-temperature-sensing fire extinguishing particle generating agent comprises the following substances in percentage by mass:
35 to 78 percent of sylvite substances;
6 to 8 percent of sodium salt substance;
2-3% of magnesium salt substances;
12 to 60 percent of nitrogen-rich compound;
2 to 12 percent of adhesive.
Further, the potassium salt substance, the sodium salt substance and the magnesium salt substance are all mixtures of organic salts and inorganic acid salts.
Preferably, the potassium salt substance is one or more of potassium hydrogen tartrate, potassium citrate, potassium dihydrogen citrate, potassium nitrate, potassium hydrogen carbonate, potassium oleate, potassium sorbate, potassium permanganate, potassium perchlorate, potassium acetate, potassium oleate, potassium stearate, potassium benzoate, potassium hydrogen phthalate, potassium citrate and potassium sodium citrate.
Preferably, the sodium salt is one or more of sodium hydrogen tartrate, sodium citrate, sodium nitrate, sodium bicarbonate, sodium carbonate, sodium benzoate and sodium citrate.
Preferably, the magnesium salt substance is one or more of magnesium nitrate, magnesium chloride and magnesium sulfate.
Preferably, the nitrogen-rich compound is one or more of melamine, dicyandiamide, azodicarbonamide, nitroguanidine, guanidine carbonate, guanidine sulfamate.
Preferably, the adhesive is one or more of nitrocellulose, fluororubber, starch, protein, dextrin, animal glue, shellac, hide glue, rosin, hydroxypropyl methylcellulose, and phenol formaldehyde.
The fire extinguishing mechanism of the automatic fire extinguishing composition is as follows:
the self-temperature-sensing fire extinguishing particle generating agent is distributed around an easily-ignited point in a coating or patch mode, and can generate a large amount of heat when a fire disaster occurs;
different from the traditional aerosol generating agent, the self-temperature-sensing fire extinguishing particle generating agent does not need a starting device, in addition, the self-temperature-sensing fire extinguishing particle generating agent absorbs heat generated by fire, and the chemical reaction is flameless reaction, so that secondary fire hazard generated by flame combustion is avoided.
The invention adopts the structure to obtain the following beneficial effects: the self-temperature-sensing fire extinguishing particle generating agent provided by the invention is simple to operate, reasonable in design, simple, low in cost and highly reliable, and does not need any power supply, a special smoke sensing/temperature sensing detector or complex equipment or pipelines after being prepared into a product, so that the cost is saved; the automatic fire extinguishing composition integrates detection, control, starting and fire extinguishing units, and has the advantages of simple structure, small occupied space, safe and rapid fire extinguishing and low maintenance cost; the method is particularly suitable for early fire prevention and control in micro space, such as: the switch cabinet, the transformer cabinet and the like can effectively control the early fire condition only by sticking or spraying the self-temperature-sensing fire extinguishing particle generating agent patch around an easy-ignition point; the self-temperature-sensing fire extinguishing particle generating agent does not need to be provided with a conventional detection and control unit or a starting device, and when a fire disaster happens, the self-temperature-sensing fire extinguishing particle generating agent absorbs heat generated by a fire scene to carry out flameless chemical reaction, generates gas and fire extinguishing substances, realizes an automatic fire extinguishing function, is safe and reliable, and does not generate secondary fire hidden danger.
Detailed Description
The technical solutions of the present invention are described clearly and completely below, and it is obvious that the described embodiments are some, not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships only for the convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. The present invention will be described in further detail.
The invention relates to a self-temperature-sensing fire extinguishing particle generating agent, which comprises the following substances in percentage by mass:
22 to 80 percent of sylvite substances;
5 to 10 percent of sodium salt substance;
2-3% of magnesium salt substances;
5 to 70 percent of nitrogen-rich compound;
0.1 to 15 percent of adhesive;
the self-temperature-sensing fire extinguishing particle generating agent generates a large amount of fire extinguishing particles when meeting open fire or reaching a certain temperature.
The self-temperature-sensing fire extinguishing particle generating agent comprises the following substances in percentage by mass:
35 to 78 percent of sylvite substances;
6 to 8 percent of sodium salt substance;
2-3% of magnesium salt substances;
12 to 65 percent of nitrogen-rich compound;
1 to 13 percent of adhesive.
The self-temperature-sensing fire extinguishing particle generating agent comprises the following substances in percentage by mass:
35 to 78 percent of sylvite substances;
6 to 8 percent of sodium salt substance;
2-3% of magnesium salt substances;
12 to 60 percent of nitrogen-rich compound;
2 to 12 percent of adhesive.
The potassium salt substance, the sodium salt substance and the magnesium salt substance are all mixtures of organic salts and inorganic acid salts.
The potassium salt substance is one or more of potassium hydrogen tartrate, potassium citrate, potassium dihydrogen citrate, potassium nitrate, potassium bicarbonate, potassium carbonate, potassium oleate, potassium sorbate, potassium permanganate, potassium perchlorate, potassium acetate, potassium oleate, potassium stearate, potassium benzoate, potassium hydrogen phthalate, potassium citrate and potassium sodium citrate.
The sodium salt is one or more of sodium hydrogen tartrate, sodium citrate, sodium nitrate, sodium bicarbonate, sodium carbonate, sodium benzoate and sodium citrate.
The magnesium salt substance is one or more of magnesium nitrate, magnesium chloride and magnesium sulfate.
The nitrogen-rich compound is one or more of melamine, dicyandiamide, azodicarbonamide, nitroguanidine, guanidine carbonate and guanidine sulfamate.
The adhesive is one or more of nitrocellulose, fluororubber, starch, protein, dextrin, animal glue, shellac, hide glue, rosin, hydroxypropyl methyl cellulose and phenolic aldehyde.
The fire extinguishing mechanism of the automatic fire extinguishing composition is as follows:
the self-temperature-sensing fire extinguishing particle generating agent is distributed around an easily-ignited point in a coating or patch mode, and can generate a large amount of heat when a fire disaster occurs;
different from the traditional aerosol generating agent, the self-temperature-sensing fire extinguishing particle generating agent does not need a starting device, in addition, the self-temperature-sensing fire extinguishing particle generating agent absorbs the heat generated by the fire, the chemical reaction is flameless reaction, and the secondary fire hazard generated by flame combustion is avoided
Example 1
40g of potassium permanganate, 8g of potassium citrate, 22g of potassium hydrogen phthalate, 2g of sodium benzoate, 4g of sodium bicarbonate, 12g of melamine, 2g of magnesium sulfate and 10g of nitrocellulose are uniformly mixed by a 100-mesh screen and are pressed and formed by a mould.
The self-starting temperature of the formed self-temperature-sensing fire extinguishing particle generating agent is measured to be 350 ℃ by using a glow wire, a large amount of fire extinguishing substances are observed to be generated, and the whole process is flameless.
Example 2
64g of potassium nitrate, 6g of potassium hydrogen tartrate, 14g of azodicarbonamide, 3g of magnesium nitrate and 13g of phenol formaldehyde were uniformly mixed with a 100-mesh sieve, and the mixture was press-molded with a mold.
The self-starting temperature of the formed self-temperature-sensing fire extinguishing particle generating agent is measured to be 370 ℃ by using a glow wire, a large amount of fire extinguishing substances are observed to be generated, and the whole process is flameless.
Example 3
60g of potassium permanganate, 6g of potassium bicarbonate, 5g of sodium hydrogen tartrate, 15g of azodicarbonamide, 2g of magnesium chloride and 12g of fluororubber are uniformly mixed by a 100-mesh screen and are pressed and formed by a die.
The self-starting temperature of the formed self-temperature-sensing fire extinguishing particle generating agent is measured to be 360 ℃ by using a glow wire, a large amount of fire extinguishing substances are observed to be generated, and the whole process is flameless.
Example 4
55g of potassium nitrate, 10g of potassium hydrogen tartrate, 7g of sodium hydrogen tartrate, 16g of dicyandiamide, 2g of magnesium sulfate and 10g of shellac are uniformly mixed by a 100-mesh screen and are pressed and formed by a mold.
The self-starting temperature of the formed self-temperature-sensing fire extinguishing particle generating agent is measured to be 350 ℃ by using a glow wire, a large amount of fire extinguishing substances are observed to be generated, and the whole process is flameless.
When the self-temperature-sensing fire extinguishing particle generating agent is used, the self-temperature-sensing fire extinguishing particle generating agent is distributed around an easily-ignited point in a coating or patch mode, and can generate a large amount of heat when a fire disaster occurs, and the self-temperature-sensing fire extinguishing particle generating agent absorbs heat to perform chemical reaction to generate a large amount of fire extinguishing active substances which directly reach a fire scene to extinguish the fire;
different from the traditional aerosol generating agent, the self-temperature-sensing fire extinguishing particle generating agent does not need a starting device, in addition, the self-temperature-sensing fire extinguishing particle generating agent absorbs heat generated by fire, and the chemical reaction is flameless reaction, so that secondary fire hazard generated by flame combustion is avoided.
The present invention and its embodiments have been described above, but the description is not limitative, and the actual structure is not limited thereto. In summary, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (9)
1. A self-temperature-sensing fire extinguishing microparticle generating agent is characterized in that: the self-temperature-sensing fire extinguishing particle generating agent comprises the following substances in percentage by mass:
22 to 80 percent of sylvite substances;
5 to 10 percent of sodium salt substance;
2-3% of magnesium salt substances;
5 to 70 percent of nitrogen-rich compound;
0.1 to 15 percent of adhesive.
2. The self-temperature-sensitive fire extinguishing particle generating agent as claimed in claim 1, wherein: the self-temperature-sensing fire extinguishing particle generating agent comprises the following substances in percentage by mass:
35 to 78 percent of sylvite substances;
6 to 8 percent of sodium salt substance;
2-3% of magnesium salt substances;
12 to 65 percent of nitrogen-rich compound;
1 to 13 percent of adhesive.
3. The self-temperature-sensitive fire extinguishing particle generating agent as claimed in claim 2, wherein: the self-temperature-sensing fire extinguishing particle generating agent comprises the following substances in percentage by mass:
35 to 78 percent of sylvite substances;
6 to 8 percent of sodium salt substance;
2-3% of magnesium salt substances;
12 to 60 percent of nitrogen-rich compound;
2 to 12 percent of adhesive.
4. The self-temperature-sensitive fire extinguishing particle generating agent as claimed in claim 3, wherein: the potassium salt substance, the sodium salt substance and the magnesium salt substance are all mixtures of organic salts and inorganic acid salts.
5. The self-temperature-sensitive fire extinguishing particle generating agent as claimed in claim 4, wherein: the potassium salt substance is one or more of potassium hydrogen tartrate, potassium citrate, potassium dihydrogen citrate, potassium nitrate, potassium bicarbonate, potassium carbonate, potassium oleate, potassium sorbate, potassium permanganate, potassium perchlorate, potassium acetate, potassium oleate, potassium stearate, potassium benzoate, potassium hydrogen phthalate, potassium citrate and potassium sodium citrate.
6. The self-temperature-sensitive fire extinguishing particle generating agent as claimed in claim 5, wherein: the sodium salt is one or more of sodium hydrogen tartrate, sodium citrate, sodium nitrate, sodium bicarbonate, sodium carbonate, sodium benzoate and sodium citrate.
7. The self-temperature-sensitive fire extinguishing particle generating agent as claimed in claim 6, wherein: the magnesium salt substance is one or more of magnesium nitrate, magnesium chloride and magnesium sulfate.
8. The self-temperature-sensitive fire-extinguishing particle generating agent as claimed in claim 7, wherein: the nitrogen-rich compound is one or more of melamine, dicyandiamide, azodicarbonamide, nitroguanidine, guanidine carbonate and guanidine sulfamate.
9. The self-temperature-sensitive fire-extinguishing particle generating agent as claimed in claim 8, wherein: the adhesive is one or more of nitrocellulose, fluororubber, starch, protein, dextrin, animal glue, shellac, hide glue, rosin, hydroxypropyl methyl cellulose and phenolic aldehyde.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111035978.8A CN113750434A (en) | 2021-09-06 | 2021-09-06 | Self-temperature-sensing fire extinguishing microparticle generating agent |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111035978.8A CN113750434A (en) | 2021-09-06 | 2021-09-06 | Self-temperature-sensing fire extinguishing microparticle generating agent |
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| Publication Number | Publication Date |
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| CN113750434A true CN113750434A (en) | 2021-12-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111035978.8A Pending CN113750434A (en) | 2021-09-06 | 2021-09-06 | Self-temperature-sensing fire extinguishing microparticle generating agent |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103007479A (en) * | 2012-12-31 | 2013-04-03 | 西安科技大学 | Fire extinguishing agent |
| CN107854800A (en) * | 2017-11-24 | 2018-03-30 | 西安威西特消防科技有限责任公司 | A kind of self-extinguishing composition |
-
2021
- 2021-09-06 CN CN202111035978.8A patent/CN113750434A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103007479A (en) * | 2012-12-31 | 2013-04-03 | 西安科技大学 | Fire extinguishing agent |
| CN107854800A (en) * | 2017-11-24 | 2018-03-30 | 西安威西特消防科技有限责任公司 | A kind of self-extinguishing composition |
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Application publication date: 20211207 |