CN108159607B - Aerosol generating agent grain ignition device and production method - Google Patents
Aerosol generating agent grain ignition device and production method Download PDFInfo
- Publication number
- CN108159607B CN108159607B CN201711344044.6A CN201711344044A CN108159607B CN 108159607 B CN108159607 B CN 108159607B CN 201711344044 A CN201711344044 A CN 201711344044A CN 108159607 B CN108159607 B CN 108159607B
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- generating agent
- grain
- aerosol generating
- cylinder
- ignition device
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- 239000000443 aerosol Substances 0.000 title claims abstract description 54
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 10
- 238000002485 combustion reaction Methods 0.000 claims abstract description 11
- 238000000034 method Methods 0.000 claims abstract description 10
- 238000006243 chemical reaction Methods 0.000 claims abstract description 4
- 239000003795 chemical substances by application Substances 0.000 claims description 65
- 235000013339 cereals Nutrition 0.000 claims description 45
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 17
- 239000000741 silica gel Substances 0.000 claims description 17
- 229910002027 silica gel Inorganic materials 0.000 claims description 17
- 238000002955 isolation Methods 0.000 claims description 11
- 239000002360 explosive Substances 0.000 claims description 6
- 150000003839 salts Chemical class 0.000 claims description 6
- 238000009413 insulation Methods 0.000 claims description 4
- 238000005536 corrosion prevention Methods 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 3
- 230000002265 prevention Effects 0.000 claims description 3
- 230000000087 stabilizing effect Effects 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 3
- 235000020985 whole grains Nutrition 0.000 claims description 3
- 238000007711 solidification Methods 0.000 claims description 2
- 230000008023 solidification Effects 0.000 claims description 2
- 239000011248 coating agent Substances 0.000 claims 1
- 238000000576 coating method Methods 0.000 claims 1
- 239000008188 pellet Substances 0.000 claims 1
- 230000007547 defect Effects 0.000 abstract description 2
- 230000007797 corrosion Effects 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- 230000006378 damage Effects 0.000 description 2
- 238000004200 deflagration Methods 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C5/00—Making of fire-extinguishing materials immediately before use
- A62C5/033—Making of fire-extinguishing materials immediately before use of gel
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C5/00—Making of fire-extinguishing materials immediately before use
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- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Silicon Compounds (AREA)
- Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)
Abstract
The invention provides an aerosol generating agent grain ignition device and a production method, wherein the aerosol generating agent grain ignition device comprises a generating agent cylinder, the generating agent cylinder is a fixed and reaction container, and an opening is arranged on the side wall of the generating agent cylinder; and the dispensing jig is positioned and installed on the opening, and the bottom of the generating agent cylinder is positioned and installed with a grain through an axial positioning structure and a radial positioning structure. The invention aims to solve the technical defects of the existing aerosol fire extinguishing device generating agent grain in the production process, and provides a device and a method capable of effectively improving the combustion of the aerosol generating agent grain while effectively igniting the aerosol generating agent grain and guaranteeing the stability of the whole structure of the aerosol generating agent grain.
Description
Technical Field
The invention relates to a gas fire extinguishing technology in the field of fire safety, in particular to a production method capable of effectively igniting an aerosol generating agent grain and effectively improving the combustion and the overall structural stability of the aerosol generating agent grain.
Background
At present, the existing fire extinguisher adopts a pyrotechnic composition with higher burning speed as a main charge, and is manufactured into a grain by mould pressing to be fixed in a generator cylinder. When the product works normally, the grains burn orderly and in layers to generate stable aerosol smoke. However, if cracks appear in the pyrotechnic grain during production or transportation, explosive explosion can be possibly caused, the ultrahigh-pressure gas which is rapidly raised is not discharged, and once the pressure exceeds the pressure-resistant limit of the device, explosion can be generated, so that serious damage to operators and surrounding machine equipment is caused; in addition, the use environment of the device may have various severe conditions such as high-frequency vibration, high humidity, high salt spray corrosion and the like, and if the structural stability and protection of the device per se are not required, the device may fail.
However, most aerosol fire extinguishing apparatuses at present have no corresponding measures or means for solving the above problems, and therefore, the structure of the existing aerosol fire extinguishing apparatus must be improved to effectively avoid personnel injury caused by deflagration and apparatus failure in the use process.
Disclosure of Invention
The invention aims to solve the technical defects of the existing aerosol fire extinguishing device generating agent grain in the production process, and provides a device and a production method capable of effectively improving the combustion of the aerosol generating agent grain while effectively igniting the aerosol generating agent grain and guaranteeing the stability of the whole structure of the aerosol generating agent grain.
In order to achieve the technical characteristics, the aim of the invention is realized in the following way: the aerosol generating agent grain ignition device comprises a generating agent cylinder, wherein the generating agent cylinder is a fixed and reaction container, and an opening is arranged on the side wall of the generating agent cylinder; and the dispensing jig is positioned and installed on the opening, and the bottom of the generating agent cylinder is positioned and installed with a grain through an axial positioning structure and a radial positioning structure.
And a gap between the generator cylinder and the grain is filled with a silica gel isolation layer and coats the whole grain.
The dispensing jig is tightly contacted with the side face of the explosive column.
The number of the dispensing jigs is at least one, and the number of the dispensing jigs is determined according to the number of the openings of the side wall of the generating agent cylinder.
The silica gel isolation layer can be freely taken down after solidification.
The number of the axial positioning structures and the radial positioning structures is at least one, and the axial positioning structures and the radial positioning structures can be arranged into a combined structure.
The generating agent cylinder is of a single-end closed thin-wall structure, the cross section of the generating agent cylinder is circular or elliptical, the side wall of the generating agent cylinder is provided with openings, and the number of the generating agent cylinder is one or more.
The axial positioning structure and the radial positioning structure are fixedly connected or directly integrated with the generator cylinder by clamping, riveting, welding, threaded connection or pin connection.
And a positioning hole is formed in the position, matched with the radial positioning structure, of the bottom of the grain.
A method of any aerosol generating agent cartridge ignition device comprising the steps of:
step1: placing the molded aerosol generating agent column into an aerosol generating agent cylinder with an axial positioning structure and a radial positioning structure;
step2: placing the dispensing jig into an opening on the side wall of the aerosol generating agent cylinder and ensuring that the side surface of the dispensing jig is in close contact with the side surface of the aerosol generating agent column;
step3: injecting quantitative liquid silica gel into the aerosol generating agent cylinder, and fixing the relative positions of the grain and the generating agent cylinder into a whole after the silica gel is static and solidified, so as to form a stable silica gel isolation layer between the grain and the generating agent cylinder;
step4: the dispensing jig is taken down to expose the combustion surface of the aerosol generating agent grain, so that the effective ignition of the aerosol generating agent grain is ensured, and the purposes of stabilizing combustion, heat insulation, shock resistance, salt corrosion resistance and improvement of the IP protection grade of the aerosol generating agent grain are achieved.
The invention has the following beneficial effects:
1. the aerosol fire extinguishing device can be a portable fire extinguishing device or a fixed fire extinguishing device and the like, and mainly comprises a fire extinguishing device with poor ignition, deflagration, structural stability and unqualified protective performance of a grain, and can be effectively improved by adopting the method.
2. After the silica gel isolation layer is solidified by adopting the device, the dispensing jig is taken down, and the combustion surface of the aerosol generating agent grain is exposed, so that the effective ignition of the aerosol generating agent grain can be ensured, and the multiple purposes of stabilizing combustion, heat insulation, vibration prevention, salt corrosion prevention and improvement of the IP protection grade of the generating agent grain can be achieved.
3. The device can be suitable for various severe conditions such as high-frequency vibration, high humidity, high salt spray corrosion and the like.
Drawings
The invention is further described below with reference to the drawings and examples.
Fig. 1 is a schematic view of the ignition structure of the present invention.
FIG. 2 is a schematic view of a generator cartridge of the present invention.
Fig. 3 is a cross-sectional view of a grain of the present invention.
Fig. 4 is an assembly diagram of the inventive generator tube and dispensing jig.
In the figure: the device comprises a generator cylinder 1, a grain 2, an axial positioning structure 3, a radial positioning structure 4, a silica gel isolation layer 5, a positioning hole 6, a dispensing jig 7 and an opening 8.
Detailed Description
Embodiments of the present invention will be further described with reference to the accompanying drawings.
Example 1:
referring to fig. 1-4, an aerosol generating agent grain ignition device comprises an agent cylinder 1, wherein the agent cylinder 1 is a fixed and reaction container, and an opening 8 is arranged on the side wall of the agent cylinder 1; the dispensing jig 7 is positioned and installed on the opening 8, and the bottom of the generator cylinder 1 is positioned and installed with the explosive column 2 through the axial positioning structure 3 and the radial positioning structure 4.
Further, the gap between the generator cylinder 1 and the grain 2 is filled with a silica gel isolation layer 5, and the whole grain 2 is coated.
Further, the dispensing jig 7 is in close contact with the side surface of the grain 2.
Further, the number of the dispensing jigs 7 is at least one, and the number of the dispensing jigs is determined according to the number of the openings 8 on the side wall of the generating agent barrel 1.
Furthermore, the silica gel isolation layer can be freely taken down after being solidified.
Further, the number of the axial positioning structures 3 and the radial positioning structures 4 is at least one, and the axial positioning structures 3 and the radial positioning structures 4 can be configured as a combined structure.
Furthermore, the generator tube 1 is of a single-end closed thin-wall structure, the cross section of the generator tube is circular or elliptical, the side wall of the generator tube is provided with one or more openings 8. The generator tube 1 is a main body structure of the device.
Furthermore, the axial positioning structure 3 and the radial positioning structure 4 are fixedly connected or directly integrated with the generator tube 1 by adopting clamping, riveting, welding, threaded connection or pin connection, and the reliability of connection is ensured by adopting the structure.
Further, a positioning hole 6 is formed at the position where the bottom of the grain 2 is matched with the radial positioning structure 4. The grain 2 can be conveniently positioned and installed through the positioning holes 6.
Example 2:
a method of any aerosol generating agent cartridge ignition device comprising the steps of:
step1: placing the formed aerosol generating agent column 2 into an aerosol generating agent cylinder 1 with an axial positioning structure 3 and a radial positioning structure 4;
step2: placing the dispensing jig 7 into an opening 8 on the side wall of the aerosol generating agent cylinder 1 and ensuring that the side surface of the dispensing jig 7 is in close contact with the side surface of the aerosol generating agent grain 2;
step3: injecting quantitative liquid silica gel into the aerosol generating agent cylinder 1, and after the silica gel is static and solidified, fixing the relative positions of the explosive column 2 and the generating agent cylinder 1 into a whole, and forming a stable silica gel isolation layer 5 between the explosive column and the generating agent cylinder 1;
step4: the dispensing jig 7 is taken down to expose the combustion surface of the aerosol generating agent grain 2, so that the effective ignition of the aerosol generating agent grain 2 is ensured, and the stable combustion, heat insulation, vibration prevention, salt corrosion prevention and improvement of the IP protection grade of the aerosol generating agent grain 2 can be realized.
The above embodiments are only preferred embodiments of the present invention, and should not be construed as limiting the present invention, and the scope of the present invention should be defined by the claims, including the equivalents of the technical features in the claims. I.e., equivalent replacement modifications within the scope of this invention are also within the scope of the invention.
Claims (6)
1. The production method of the aerosol generating agent grain ignition device comprises a generating agent cylinder (1), wherein the generating agent cylinder (1) is a fixed and reaction container, and an opening (8) is arranged on the side wall of the generating agent cylinder (1); a dispensing jig (7) is positioned and mounted on the opening (8), and a grain (2) is positioned and mounted at the bottom of the generator cylinder (1) through an axial positioning structure (3) and a radial positioning structure (4);
the gap between the generator cylinder (1) and the grain (2) is filled with a silica gel isolation layer (5) and is used for coating the whole grain (2);
the dispensing jig (7) is tightly contacted with the side surface of the explosive column (2);
the generating agent cylinder (1) is of a single-end closed thin-wall structure, the cross section of the generating agent cylinder is circular or elliptical, the side wall of the generating agent cylinder is provided with one or more openings (8);
the production method comprises the following steps:
step1: placing the formed aerosol generating agent grain (2) into an aerosol generating agent cylinder (1) with an axial positioning structure (3) and a radial positioning structure (4);
step2: placing the dispensing jig (7) into an opening (8) on the side wall of the aerosol generating agent cylinder (1) and ensuring that the side surface of the dispensing jig (7) is in close contact with the side surface of the aerosol generating agent grain (2);
step3: injecting quantitative liquid silica gel into the aerosol generating agent cylinder (1), and fixing the relative positions of the grain (2) and the generating agent cylinder (1) into a whole after the silica gel is stood and solidified, so as to form a stable silica gel isolation layer (5) between the grain and the generating agent cylinder;
step4: the dispensing jig (7) is taken down to expose the combustion surface of the aerosol generating agent grain (2), so that the effective ignition of the aerosol generating agent grain (2) is ensured, and the purposes of stabilizing combustion, heat insulation, vibration prevention, salt corrosion prevention and improvement of the IP protection grade of the aerosol generating agent grain (2) are achieved.
2. A method of producing an aerosol generating cartridge ignition device of claim 1, wherein: the number of the dispensing jigs (7) is at least one, and the number of the dispensing jigs is determined according to the number of the openings (8) on the side wall of the generating agent barrel (1).
3. A method of producing an aerosol generating cartridge ignition device of claim 1, wherein: the silica gel isolation layer can be freely taken down after solidification.
4. A method of producing an aerosol generating cartridge ignition device of claim 1, wherein: the number of the axial positioning structures (3) and the radial positioning structures (4) is at least one, and the axial positioning structures (3) and the radial positioning structures (4) can be arranged into a combined structure.
5. A method of producing an aerosol generating pellet ignition device according to claim 4, wherein: the axial positioning structure (3) and the radial positioning structure (4) are fixedly connected with the generator cylinder (1) by clamping, riveting, welding, threaded connection or pin connection or are directly integrated.
6. A method of producing an aerosol generating cartridge ignition device of claim 1, wherein: and a positioning hole (6) is formed in the position, matched with the radial positioning structure (4), of the bottom of the grain (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711344044.6A CN108159607B (en) | 2017-12-15 | 2017-12-15 | Aerosol generating agent grain ignition device and production method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711344044.6A CN108159607B (en) | 2017-12-15 | 2017-12-15 | Aerosol generating agent grain ignition device and production method |
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| Publication Number | Publication Date |
|---|---|
| CN108159607A CN108159607A (en) | 2018-06-15 |
| CN108159607B true CN108159607B (en) | 2023-05-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201711344044.6A Active CN108159607B (en) | 2017-12-15 | 2017-12-15 | Aerosol generating agent grain ignition device and production method |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110743117A (en) * | 2019-10-31 | 2020-02-04 | 湖北及安盾消防科技有限公司 | Silica gel sleeve for aerosol grain |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005035417A (en) * | 2003-07-16 | 2005-02-10 | Daicel Chem Ind Ltd | Gas generator for airbag |
| CN101700427B (en) * | 2009-11-20 | 2011-08-17 | 陕西坚瑞消防股份有限公司 | Hot aerosol fire extinguisher with thermostable ablative-insulative layer and manufacture method |
| CN103170080A (en) * | 2011-12-20 | 2013-06-26 | 陕西坚瑞消防股份有限公司 | Fixed fire-extinguishing apparatus |
| CN202398001U (en) * | 2011-12-20 | 2012-08-29 | 陕西坚瑞消防股份有限公司 | Aerosol fire extinguishing apparatus and inner cylinder |
| CN207640846U (en) * | 2017-12-15 | 2018-07-24 | 宜昌及安盾消防科技有限公司 | A kind of aerogel generating agent powder column ignition device |
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Address after: No. 199, Huaxi Road, bio Industrial Park, Yichang District, Yichang Free Trade Zone, Hubei Province Applicant after: Hubei and Andun Fire Technology Co.,Ltd. Address before: No. 28 Development Avenue, Yichang High-tech Zone, Hubei Province Applicant before: YICHANG JI AN DUN FIRE-FIGHTING TECHNOLOGY Co.,Ltd. |
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Denomination of invention: A device and production method for igniting aerosol generator propellant columns Effective date of registration: 20231214 Granted publication date: 20230505 Pledgee: Bank of Hankou Limited by Share Ltd. Yichang branch Pledgor: Hubei and Andun Fire Technology Co.,Ltd. Registration number: Y2023980071183 |