WO2013091390A1 - 一种灭火装置内筒 - Google Patents
一种灭火装置内筒 Download PDFInfo
- Publication number
- WO2013091390A1 WO2013091390A1 PCT/CN2012/080307 CN2012080307W WO2013091390A1 WO 2013091390 A1 WO2013091390 A1 WO 2013091390A1 CN 2012080307 W CN2012080307 W CN 2012080307W WO 2013091390 A1 WO2013091390 A1 WO 2013091390A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- fire extinguishing
- ignition
- coating layer
- inner cylinder
- insulation coating
- Prior art date
Links
- 239000011247 coating layer Substances 0.000 claims abstract description 14
- 239000010410 layer Substances 0.000 claims abstract description 12
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 10
- 238000001816 cooling Methods 0.000 claims abstract description 8
- 239000003814 drug Substances 0.000 claims description 31
- 239000000843 powder Substances 0.000 claims description 9
- 239000011248 coating agent Substances 0.000 claims description 5
- 238000000576 coating method Methods 0.000 claims description 5
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 claims description 5
- 150000001875 compounds Chemical class 0.000 claims description 3
- 239000003365 glass fiber Substances 0.000 claims description 3
- 229920000642 polymer Polymers 0.000 claims description 3
- 230000000379 polymerizing effect Effects 0.000 claims description 3
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical group FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 claims description 3
- 239000003721 gunpowder Substances 0.000 claims 1
- 238000009413 insulation Methods 0.000 abstract description 11
- 230000000694 effects Effects 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract description 3
- 230000001052 transient effect Effects 0.000 abstract 1
- 239000000919 ceramic Substances 0.000 description 6
- 239000002826 coolant Substances 0.000 description 6
- 239000000463 material Substances 0.000 description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- 239000000741 silica gel Substances 0.000 description 3
- 229910002027 silica gel Inorganic materials 0.000 description 3
- 239000000443 aerosol Substances 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 229920002379 silicone rubber Polymers 0.000 description 2
- 239000004945 silicone rubber Substances 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- -1 polytetrafluoroethylene Polymers 0.000 description 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
- 239000004810 polytetrafluoroethylene Substances 0.000 description 1
- XAEFZNCEHLXOMS-UHFFFAOYSA-M potassium benzoate Chemical compound [K+].[O-]C(=O)C1=CC=CC=C1 XAEFZNCEHLXOMS-UHFFFAOYSA-M 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C13/00—Portable extinguishers which are permanently pressurised or pressurised immediately before use
- A62C13/02—Portable extinguishers which are permanently pressurised or pressurised immediately before use with pressure gas produced by chemicals
- A62C13/22—Portable extinguishers which are permanently pressurised or pressurised immediately before use with pressure gas produced by chemicals with incendiary substances producing pressure gas
Definitions
- the present invention relates to the field of fire extinguishing technology, and in particular to an inner cylinder of a fire extinguishing device.
- BACKGROUND OF THE INVENTION Existing fire extinguishing devices, particularly portable fire extinguishing device inner cylinders, are generally provided with a cooling layer, an ignition head and a coated medicine column in the cylinder body, and the coated medicine column is directly placed on the outer surface of the medicine column with a silica gel layer. The bottom of the inner cylinder is ignited and released by the starting device to extinguish the fire.
- the fire extinguishing device uses piezoelectric ceramics as the starting power source, but the piezoelectric ceramic starts up to a voltage of 20,000 volts.
- the lead wire of the general material can be easily broken by high voltage, and the inner tube of the device is made of metal. This easily leads to a short circuit and the device does not start properly. Due to the above problems, the ignition success rate of the fire extinguishing device is also greatly frustrated, and the fire extinguishing stability is also affected.
- the utility model provides a new inner cylinder of the fire extinguishing device.
- an inner cylinder of a fire extinguishing device comprising a cylinder body (1) and a cooling layer (2) arranged in the cylinder body (1), an ignition powder package (3), and a coating a medicine column (4); an ignition powder package (3) disposed on a front end surface of the coated medicine column (4); characterized in that: the ignition powder package (3) includes an ignition agent (31) and a lead wire (33) The ignition head (32); an insulating coating (34) is disposed outside the lead (33). Further, the insulating coating layer (34) is capable of withstanding an instantaneous voltage of 20,000 volts.
- the insulating coating layer (34) is a polymer compound obtained by polymerizing tetrafluoroethylene. Further, the insulating coating layer (34) is a glass fiber tube or a heat shrinkable tube.
- the inner tube of the fire extinguishing device of the utility model is provided with an insulating coating layer outside the lead of the ignition charge package, the insulating coating layer having the instantaneous voltage capable of resisting up to 20,000 volts, ensuring that it will not be broken by high voltage, and avoiding fire extinguishing The device is short-circuited and cannot be started normally. Moreover, it has the advantages of convenient installation and good insulation effect, and the startup reliability of the device is significantly improved. BRIEF DESCRIPTION OF THE DRAWINGS FIG.
- Embodiment 1 is a schematic structural view of a first embodiment of the present invention.
- 2 is a schematic view showing the structure of the ignition pack of FIG. 1.
- 3 is a schematic view showing the structure of the coated drug column of FIG. 1.
- Figure 4 is a top plan view of the coated pellet of Figure 1.
- Embodiment 1 Referring to FIG. 1 and FIG. 2, the inner cylinder of the fire extinguishing device is mainly composed of a cylinder 1, a cooling layer 2, and an ignition charge package 3.
- the coated column 4 and the coated bag 5 are formed.
- the cooling layer 2 of the present invention is mainly composed of a coolant 21 and a ceramic sheet 22 disposed at a middle portion and a front end of the coolant 21.
- the ceramic sheet at the front end preferably has a thickness of 5 mm to 10 mm and a porosity of 60% to 90%. Fix the coolant to prevent it from falling out and affect the fire-extinguishing performance.
- the thickness of the ceramic piece in the middle section can be 10mm-15mm, the porosity is 30%-60%, and it can suppress the flame; the thickness and porosity of the ceramic piece can also be based on The specific device structure is adaptively adjusted.
- the coolant 21 is a commonly used fire extinguishing composition using a pyrotechnic agent of the medicine column 42 as a power source and a heat source.
- the coolant 21 is placed at the front end of the ignition pack 3.
- the ignition charge package 3 of the present invention is disposed on the front end surface of the coated medicine column 4, and is mainly composed of an ignition agent 31 and an ignition head 32 with a lead 33; wherein the ignition medicine 31 is an ordinary potassium salt powder, or Other agents capable of igniting the fuel column may be used.
- the ignition head 32 may also be made of a common ignition material.
- the ignition head 32 is usually buried in the ignition agent; the lead 33 connected to the ignition head 32 is coated with a surface. Resistance to 20,000 volts
- the intervening voltage insulating layer 34 which is specifically a polymer compound obtained by polymerizing tetrafluoroethylene, that is, a polytetrafluoroethylene tube, can improve its ability to withstand high-voltage breakdown and ensure ignition stability.
- the coated medicine column 4 of the present invention mainly comprises a fixing sleeve 41 and a medicine column 42 disposed in the fixing sleeve 41 and a silica gel layer 43 filled between the fixing sleeve 41 and the medicine column 42.
- the post 42 can be secured by the silicone layer 43 to ensure that it is disposed coaxially with the retaining sleeve 41.
- the fixing sleeve 41 can be made of a common rubber material or a silicone rubber material, and a plurality of positioning protrusions 44 are disposed at the bottom end of the inner wall thereof, and are uniformly distributed on the inner wall of the fixing sleeve 41, and can be attached to the outer wall of the inserted medicine column 42 In combination, it is ensured that no offset or tilt occurs when the medicine column 42 is inserted after injecting the silica gel, thereby ensuring that the medicine column 42 is coaxial with the fixing sleeve 41.
- the distance between the inner wall of the fixing sleeve 41 and the outer wall of the medicine column 42 is preferably in the range of lmm-4 mm.
- the medicine 42 agent In order to prevent the medicine 42 agent from directly contacting the coolant 21, the possibility of the reaction between the two is eliminated, and the function of the ignition powder package 3 is fixed, on the outer surface of the ignition powder package 3 and the coated medicine column 4 described above. It is covered with a heat-fusible coated bag 5. It is best to use a heat-shrinkable plastic bag, which can also be protected from moisture by heat shrinking.
- the ignition head of the lead is ignited to ignite the ignition agent to ignite the medicine column 42 of the coated medicine column 4 to start burning, in the process, the coating bag 5 is melted by heat, does not affect the normal combustion of the medicine column, and is cooled.
- the agent 21 is decomposed or sublimated by heat at a high temperature to generate a fire extinguishing substance, which is released together with the hot aerosol gas burned by the column 42, thereby extinguishing the fire.
- Embodiment 2 This embodiment differs from the above-mentioned Embodiment 1 in that the insulating coating layer 34 of the ignition charge package 3 is a glass fiber tube, and the coated medicine column is composed of a heat insulation sleeve and a medicine column, and the medicine column is coaxially disposed at intervals.
- the heat jacket inner cavity, the heat insulation sleeve of the embodiment is made of a silicone rubber material, and the effect of heat insulation is relatively good.
- the installation is to fill the medicine column into the heat insulation sleeve prepared by the mold in advance, and then fix the ignition medicine package on the front end surface of the medicine column.
- the other components and the connection relationship are the same as in the first embodiment.
- the insulating coating layer 34 of the ignition powder package 3 of the present embodiment employs a heat shrinkable tube, and other components and coupling relationships are the same as those of the first embodiment.
- the fire extinguishing device of the present invention is mainly applicable to an aerosol fire extinguishing device, which is not limited to the above structure.
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Catching Or Destruction (AREA)
- Fire-Extinguishing Compositions (AREA)
Abstract
本实用新型涉及一种灭火装置内筒，包括筒体（1）以及依次设置于筒体（1）内的冷却层（2）、点火药包（3）、包覆药柱（4）；点火药包（3）设置于包覆药柱（4）的前端面上；所述点火药包（3）包括点火药剂（31）和带有引线（33）的点火头（32）；引线（33）外设置有绝缘包覆层（34）。本实用新型通过在点火药包的引线外增设绝缘包覆层，该绝缘包覆层具有能够抵抗高达2万伏的瞬间电压，保证不会被高压击穿，避免灭火装置连接短路，无法正常启动的问题，而且其具有安装方便，绝缘效果佳的优点，使得装置的启动可靠性得到了显著的提高。
Description
一种灭火装置内筒 技术领域 本实用新型涉及消防灭火技术领域， 特别是涉及一种灭火装置内筒。 背景技术 现有的灭火装置，特别是便携式灭火装置内筒其通常是在筒体内依次设置冷却层、 点火头以及包覆药柱， 包覆药柱是在药柱外包覆硅胶层直接放置在内筒的底部， 通过 启动装置将其点燃、 释放， 进行灭火。 通常灭火装置采用压电陶瓷作为启动电源， 但是压电陶瓷启动的瞬间电压高达 2 万伏， 一般材质的引线其自身的绝缘层会轻松被高电压击穿， 而且装置的内筒采用金 属材质， 这样容易导致电路短路， 装置无法正常启动。 由于上述问题的存在导致灭火装置的点火成功率也大大受挫， 同时灭火稳定性也 会受到影响。 实用新型内容 为了解决现有技术中的灭火装置点火成功率低， 启动困难的问题， 本实用新型提 供了一种新的灭火装置内筒。 本实用新型解决技术问题的技术方案是： 一种灭火装置内筒， 包括筒体 （1 ) 以及依次设置于筒体 （1 ) 内的冷却层 （2)、 点火药包 （3 )、 包覆药柱 （4); 点火药包 （3 ) 设置于包覆药柱 （4) 的前端面上； 其 特征在于： 所述点火药包 （3 )包括点火药剂 （31 )和带有引线 （33 ) 的点火头 （32); 引线 （33 ) 外设置有绝缘包覆层 （34)。 进一步地， 所述绝缘包覆层 （34) 能够抵抗 2万伏的瞬间电压。 进一步地， 所述绝缘包覆层 （34) 是由四氟乙烯经聚合而成的高分子化合物 进一步地， 所述绝缘包覆层 （34) 是玻璃纤维管或热缩管。
本实用新型的灭火装置内筒， 其通过在点火药包的引线外增设绝缘包覆层， 该绝 缘包覆层具有能够抵抗高达 2万伏的瞬间电压， 保证不会被高压击穿， 避免灭火装置 连接短路， 无法正常启动的问题， 而且其具有安装方便， 绝缘效果佳的优点， 使得装 置的启动可靠性得到了显著的提高。 附图说明 图 1本实用新型第一种实施方式的结构示意图。 图 2为图 1的点火药包结构示意图。 图 3为图 1中的包覆药柱结构示意图。 图 4为图 1中的包覆药柱俯视图。 具体实施方式 现结合说明书附图对本实用新型的灭火装置内筒进行进一步说明： 实施例 1 参见图 1和图 2， 该灭火装置内筒主要由筒体 1、 冷却层 2、 点火药包 3、 包覆药 柱 4、 包覆袋 5构成。 其中： 冷却层 2、 点火药包 3和包覆药柱 4依次设置在筒体 1 内， 包覆袋 5包覆在点火药包 3和包覆药柱 4的外表面， 使得冷却层 2和包覆药柱 4 隔离， 不会发生反应影响灭火的稳定性。 本实用新型的冷却层 2主要由冷却剂 21以及设置在冷却剂 21中段和前端的陶瓷 片 22组成， 其中前端的陶瓷片最好厚度为 5mm-10mm， 孔隙率 60%-90%， 用于固定 冷却剂， 防止其掉出， 影响灭火性能， 中段的陶瓷片厚度可以为 10mm-15mm， 孔隙 率为 30%-60%， 起到压制火焰的作用； 陶瓷片的厚度以及孔隙率还可以根据具体的装 置结构进行适应性调整。 冷却剂 21为通常采用的以药柱 42的烟火药剂为动力源和热 力源的灭火组合物。 冷却剂 21是放置在点火药包 3的前端。 本实用新型的点火药包 3 设置在包覆药柱 4的前端面上， 其主要由点火药剂 31 和带有引线 33的点火头 32构成； 其中点火药剂 31是普通的钾盐药粉， 或者是其他的 能够起到引燃药柱的药剂均可， 点火头 32也可以采用普通的点火材料， 点火头 32通 常是埋在点火药剂中； 连接在点火头 32上的引线 33外表包覆有能够抵抗 2万伏的瞬
间电压的绝缘包覆层 34， 其具体是由四氟乙烯经聚合而成的高分子化合物， 即聚四氟 乙烯管， 能够提高其抗高压击穿的能力， 保证点火启动的稳定性。 参见图 3和图 4， 本实用新型的包覆药柱 4主要由固定套 41和设置在固定套 41 内的药柱 42以及填充在固定套 41和药柱 42之间的硅胶层 43， 药柱 42可以通过硅胶 层 43固定保证其与固定套 41同轴设置。固定套 41可以采用普通的橡胶材料也可以用 硅橡胶材料制成， 在其内壁底端设置多个定位凸起 44， 且均匀分布在固定套 41内壁， 可以与插入的药柱 42外壁正好贴合， 保证在灌注硅胶后插入药柱 42的时候不会发生 偏移或者倾斜， 从而保证药柱 42与固定套 41 同轴。 为了保证装配顺利， 固定套 41 内壁与药柱 42外壁之间间隔最好在 lmm-4mm的范围。 为了阻止药柱 42药剂与冷却剂 21直接接触， 消除二者之间反应的可能性， 并起 到固定点火药包 3的作用， 在上述的点火药包 3和包覆药柱 4的外表面采用受热易熔 的包覆袋 5包覆。 最好是采用热缩塑料袋， 通过热缩封口， 还可以起到防潮作用。 使用时，先点燃引线的点火头引燃点火药剂从而引燃包覆药柱 4的药柱 42开始燃 烧， 在此过程中包覆袋 5受热熔化， 不会影响药柱的正常燃烧， 而且冷却剂 21受热在 高温时发生分解或升华产生灭火物质， 随着药柱 42燃烧的热气溶胶气体一起释放， 从 而灭火。 实施例 2 本实施例与上述实施例 1区别在于点火药包 3的绝缘包覆层 34采用玻璃纤维管， 另外包覆药柱是由隔热套和药柱组成， 药柱同轴设置在隔热套内腔， 本实施例的隔热 套是采用硅橡胶材料， 使其保温隔热的效果相对较好。 安装时是将药柱填充到预先用 模具制好的隔热套中， 然后将点火药包固定在药柱的前端面上。 其他的部件以及联接 关系与实施例 1相同。 实施例 3 本实施例的点火药包 3的绝缘包覆层 34采用热缩管，其他的部件以及联接关系与 实施例 1相同。 本实用新型的灭火装置主要适用于气溶胶灭火装置， 其不仅限于上述的结构。
Claims
权 利 要 求 书 、 一种灭火装置内筒， 包括筒体（1) 以及依次设置于筒体（1) 内的冷却层 （2)、 点火药包 （3)、 包覆药柱 （4); 点火药包 （3) 设置于包覆药柱 （4) 的前端面 上； 其特征在于： 所述点火药包 （3)包括点火药剂 （31)和带有引线 （33) 的 点火头 (32)； 引线 (33) 外设置有绝缘包覆层 （34)。 、 根据权利要求 1所述的灭火装置内筒， 其特征在于： 所述绝缘包覆层 （34) 能 够抵抗 2万伏的瞬间电压。 、 根据权利要求 1所述的灭火装置内筒， 其特征在于： 所述绝缘包覆层 （34) 是 由四氟乙烯经聚合而成的高分子化合物。 、 根据权利要求 1所述的灭火装置内筒， 其特征在于： 所述绝缘包覆层 （34) 是 玻璃纤维管或热缩管。
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120561194 CN202398000U (zh) | 2011-12-20 | 2011-12-20 | 一种灭火装置内筒 |
| CN201120561194.4 | 2011-12-20 |
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| WO2013091390A1 true WO2013091390A1 (zh) | 2013-06-27 |
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| PCT/CN2012/080307 WO2013091390A1 (zh) | 2011-12-20 | 2012-08-17 | 一种灭火装置内筒 |
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| CN105194824B (zh) * | 2015-09-07 | 2018-04-06 | 苏州久港消防设备有限公司 | 一种手持式灭火器的内筒 |
| CN105169596B (zh) * | 2015-09-07 | 2018-05-29 | 苏州久港消防设备有限公司 | 一种灭火器的内筒 |
| CN112915430A (zh) * | 2021-01-11 | 2021-06-08 | 浙江安顺消防科技有限公司 | 纳米气溶胶灭火筒及其加工方法 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201329141Y (zh) * | 2008-12-17 | 2009-10-21 | 武汉绿色消防器材有限公司 | 一种用于灭火器的电子启动装置 |
| CN101700427A (zh) * | 2009-11-20 | 2010-05-05 | 陕西坚瑞消防股份有限公司 | 带有耐高温烧蚀隔热层的热气溶胶灭火装置及制造方法 |
| CN201815031U (zh) * | 2010-09-16 | 2011-05-04 | 陕西坚瑞消防股份有限公司 | 一种手提式气溶胶灭火装置 |
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- 2011-12-20 CN CN 201120561194 patent/CN202398000U/zh not_active Expired - Lifetime
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- 2012-08-17 WO PCT/CN2012/080307 patent/WO2013091390A1/zh active Application Filing
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201329141Y (zh) * | 2008-12-17 | 2009-10-21 | 武汉绿色消防器材有限公司 | 一种用于灭火器的电子启动装置 |
| CN101700427A (zh) * | 2009-11-20 | 2010-05-05 | 陕西坚瑞消防股份有限公司 | 带有耐高温烧蚀隔热层的热气溶胶灭火装置及制造方法 |
| CN201815031U (zh) * | 2010-09-16 | 2011-05-04 | 陕西坚瑞消防股份有限公司 | 一种手提式气溶胶灭火装置 |
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