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WO2016209112A2 - Extincteur à poudre pyrotechnique à actionnement autonome - Google Patents

Extincteur à poudre pyrotechnique à actionnement autonome Download PDF

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Publication number
WO2016209112A2
WO2016209112A2 PCT/RU2016/000342 RU2016000342W WO2016209112A2 WO 2016209112 A2 WO2016209112 A2 WO 2016209112A2 RU 2016000342 W RU2016000342 W RU 2016000342W WO 2016209112 A2 WO2016209112 A2 WO 2016209112A2
Authority
WO
WIPO (PCT)
Prior art keywords
fire extinguisher
housing
pyrotechnic
self
extinguisher according
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/RU2016/000342
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English (en)
Russian (ru)
Other versions
WO2016209112A3 (fr
Inventor
Виктор Григорьевич ШПАКОВСКИЙ
Вячеслав Владимирович КАЗАНКОВ
Георгий Юрьевич КОВАЛЕВ
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Publication of WO2016209112A2 publication Critical patent/WO2016209112A2/fr
Publication of WO2016209112A3 publication Critical patent/WO2016209112A3/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62C—FIRE-FIGHTING
    • A62C19/00—Hand fire-extinguishers in which the extinguishing substance is expelled by an explosion; Exploding containers thrown into the fire

Definitions

  • the invention relates to the field of fire fighting equipment, and in particular to disposable pyrotechnic devices, as a means of volumetric fire extinguishing.
  • a fire extinguisher is known from the prior art that generates gas-aerosol combustion inhibitors that are jet-discharged into the protected volume when using the pyrotechnic composition of the checkers.
  • the fire extinguisher has an axially mounted start-up device, a pyrotechnic checker generating a gas-aerosol combustion inhibitor, and a cooling unit placed in a housing that is installed inside the shell with an annular gap filled with a heat-protective layer and communicating with the outlet openings on the convex lid through radial channels located above cooling unit.
  • the heat-insulating layer is made of gypsum, fixing the checker along the perimeter directly with the housing rigidly mounted on the cooling unit, inside which the launch device is mounted, and the outlet openings are distributed around the periphery of the cover rigidly connected to the shell (see RF Patent JN ° 2136338, IPC A 62 C 13/22, 1998).
  • the achievement of the required technical result in the known device is hampered by the fact that it has increased dimensions, determined by the layout of the launcher, while reducing the useful volume of the generating charge.
  • the design is complicated, which limits the scope of the fire extinguisher to its intended use for effective, but only manual fire extinguishing.
  • the throwing fire extinguishing device containing two pyrotechnic charges installed through cardboard interlayers in dish-shaped housing connected by flanges in the opposite direction is also known from the prior art, forming an output disk nozzle coaxial to the slit combustion chamber, and an igniter communicating by means of a pyrotechnic moderator with an initiation unit, placed in a quick-release pencil case mounted in the handle-bracket.
  • the handle bracket is mounted on the flanges of the housing, and the combustion chamber is blocked by a flame arrester made in the form of an elastic ring mounted in the nozzle, with a flange with an end of the flanges, between which the nozzle of the canister is placed, where the igniter is located adjacent to the pyrotechnic moderator (see RF, Patent ⁇ 2483771, IPC A 62 C 19/00, 2012).
  • the closest technical solution chosen for the prototype is a discharged fire extinguisher containing a body filled with a fire extinguishing composition, and an initiating device, moreover, the fire extinguishing composition forms a fire extinguisher body, and the moderator and igniter of the initiating device are located inside the body (see RF Patent JY ° 20991 13, IPC A 62 C 19/00, 1996).
  • the problem to which the claimed invention is directed is to create a lightweight fire extinguisher in weight and simple in execution, not containing complex firing mechanisms, self-triggering when exposed to a fire flame, which does not have elements that additionally reduce the mass of the extinguishing agent, and provides high reliability and efficiency with ease of use.
  • the technical results obtained from the implementation of the claimed technical solution include the simplification of the design of the fire extinguisher, increasing its reliability and efficiency of its use.
  • the body of the fire extinguisher is made hollow in the form of one of the Platonic solids, inside of which there is a fire extinguishing substance and an initiating device made , in turn, in the form of a pyrotechnic charge equipped with at least one ignition cord, the end of which is brought to the outer surface of the housing and behind mounted on it, moreover, the case is made of a sheet of a workpiece of a certain shape based on the development of one of the Platonic solids and fixed in the assembled position by locks in the form of protrusions-valves interacting with their corresponding slots made in the development of the case, and cuts are made on the inner surface of the case inner layer of body material.
  • a heat shrink film or a protective coating for example, in the form of liquid rubber
  • the cuts of the inner layer of the material of the body can be made parallel to the lines of the edges of the Platonic solid forming it, and / or directly along them.
  • the body of the fire extinguisher can be made of cardboard, for example, corrugated cardboard, or a three-layer corrugated cardboard.
  • Pyrotechnic charge can be placed inside the housing in a suspended state, for example, due to the ignition cord and, for example, in the center of the housing.
  • the pyrotechnic charge itself can be made in the form of a firecracker.
  • the body of the fire extinguisher can be made in the form of one of the Platonic solids, for example, in the form of a tetrahedron, or an octahedron, or an icosahedron, or a hexahedron (cube), or a dodecahedron.
  • a fire extinguishing powder may be used as a fire extinguisher in a fire extinguisher.
  • the end of the ignition cord of the pyrotechnic charge, brought to the outer surface of the housing, can be located arbitrarily over its entire surface and, for example, can be twice wrapped around the housing.
  • the body of the fire extinguisher and its connections can be sealed, and the connection sheet of the workpiece in the form of a scan of the housing in its assembled position is treated with sealant.
  • the body of the fire extinguisher can be equipped with a handle for throwing and / or hanging the fire extinguisher.
  • FIG. 1 shows the appearance of a fire extinguisher
  • FIG. 2 is a partial cross-sectional view of a fire extinguisher and an illustration of the location of the pyrotechnic charge inside it;
  • FIG. 3 an example of the development of the body in the form of an icosahedron
  • FIG. 4 a sketch drawing of the appearance of a fire extinguisher
  • FIG. 5 is a schematic drawing of a fire extinguisher with a partial sectional view and an illustration of the location of the pyrotechnic charge inside it.
  • a self-operating pyrotechnic powder fire extinguisher has a housing 1 with a fire extinguishing agent 2 and an initiating device made in the form of a pyrotechnic charge 3 (extinguishing agent 2 is conventionally indicated by the position in Fig. 5).
  • the body 1 of the fire extinguisher is made hollow in the form of one of the Platonic solids, inside of which there is a fire extinguishing agent 2 and a pyrotechnic charge 3.
  • Pyrotechnic charge 3 is equipped with at least one ignition cord 4, the end of which is brought to the outer surface of the housing 1 and is fixed on it.
  • Case 1 is made of a blank of a certain shape based on a scan 5 of one of the Platonic solids.
  • the housing 1 is fixed in the assembled position by locks in the form of protrusions-valves 6, interacting with their corresponding slots 7, made in the scan 5 of the housing 1.
  • the cuts 8 of the inner layer of the material of the housing 1 are made parallel to the lines of the ribs 9 of the Platonic solid forming it, and / or directly along them.
  • the body 1 of the fire extinguisher can be made of cardboard, for example, corrugated cardboard, or a three-layer corrugated cardboard.
  • Pyrotechnic charge 3 is placed inside the housing 1 in a suspended state, for example, due to the ignition cord 4 and, for example, in the center of the housing 1.
  • the pyrotechnic charge 3 itself is made in the form of a firecracker.
  • the fire extinguisher body 1 is made in the form of one of the Platonic solids, for example, in the form of a tetrahedron, or an octahedron, or an icosahedron, or a hexahedron (cube), or a dodecahedron.
  • an extinguishing powder may be used as the extinguishing agent 2 in the extinguisher.
  • the end of the ignition cord 4 pyrotechnic charge 3, displayed on the outer surface of the housing 1, is located arbitrarily over its entire surface and, for example, can be twice wrapped around the housing 1.
  • connection sheet of the workpiece 5 in the form of a scan of the housing 1 in the assembled position of the housing 1 is treated with sealant.
  • the body 1 of the fire extinguisher is equipped with a handle 10 for throwing and / or hanging the fire extinguisher.
  • a self-operating pyrotechnic powder fire extinguisher operates as follows.
  • Self-working pyrotechnic powder fire extinguisher is a disposable pyrotechnic device designed to extinguish fires of the following classes:
  • the fire extinguisher case 1 is made, for example, from T-24 corrugated cardboard, 3 mm, a sheet of 2.6x1.25 with adhesive, mechanical fastening of the side walls or using metal clips.
  • the housing 1 With mechanical fastening, the housing 1 is assembled and fixed with locks in the form of protrusions-valves 6 interacting with the slots 7 corresponding to them, made in the reamer 5 of the housing 1.
  • the shape of the body 1 is a different Platonic solids (icosahedron, octahedron, cube, tetrahedron, dodecahedron - the shape in the form of Platonic solids is a fundamentally and important feature of the product).
  • the body 1 is assembled from one sheet of cardboard with notches 8 of the inner layer of the material of the body 1, forming a hollow body of the product.
  • the cuts 8 of the inner layer of the material of the housing 1 are designed for uniform opening of the housing 1 of the product.
  • the cuts 8 of the inner layer of the material of the housing 1 are made parallel to the lines of the ribs 9 of the Platonic solid forming it, and / or directly along them.
  • Case 1 is made of a blank of a certain shape based on a scan 5 of one of the Platonic solids.
  • the shape of the body in the form of one of the Platonic solids provides a stable position on a horizontal surface (floor) when a fire extinguisher is thrown into a fire.
  • the cavity of the housing 1 provides accommodation for the normative amount of the extinguishing agent 2 on the basis of the powder and pyrotechnic charge 3 for opening the housing 1 and uniformly spraying the extinguishing agent 2.
  • Pyrotechnic charge 3 is located inside the housing 1 in the center in suspension due to the ignition cord 4, which through two holes (not shown) is brought out and attached over the entire area of the outer surface of the housing 1 (the holes are clogged). Then, through a special hole (not shown), the cavity of the housing 1 is filled with a fire extinguishing agent 2 and sealed.
  • the sealing of the extinguishing agent 2 inside the extinguisher body 1 occurs at the stage of filling the cavity of the housing 1 with the extinguishing agent 2, for example, with constant vibration. After sealing and reaching the required amount of extinguishing agent 2, the hole is clogged and a heat-shrink film or a special protective coating is applied to the housing 1, for example, in the form of liquid rubber.
  • Self-operating pyrotechnic powder fire extinguisher can be activated in two ways.
  • the principle of operation of a fire extinguisher is to ignite the ignition cord 4 from an open flame with the subsequent initiation of a pyrotechnic charge 3, which leads to the opening of the body 1 of the fire extinguisher and uniform spraying of the fire extinguisher 2 by area or volume of combustion.
  • the fire extinguisher is thrown by a person (operator), for example, by the handle 10, into the fire and the fire extinguisher fires when the flame of the ignition cord 4 touches the pyrotechnic charge 3, brought to the outer surface of the housing 1 and located arbitrarily over its entire surface.
  • the ignition cord 4 of the pyrotechnic charge 3 is ignited and at a standard rate, reaches the pyrotechnic charge 3, which, in turn, creates excess pressure inside the housing 1, which forces it to open with the subsequent spraying of the extinguishing agent 2 into the volume of the room.
  • Pyrotechnic charge 3 is triggered independently from the ignition cord 4, having a burning rate of up to 300 mm / sec.
  • the fire extinguisher is permanently located in the room, in the place of the most fire hazardous device or device (electrical panel, transformer, car hood, etc.), being suspended, again, for example, by the handle 10, and it automatically works when touched flame of the ignition cord 4.
  • the sequence and principle of operation are identical to the first use case.
  • the condition for bringing the fire extinguisher to an active state (actuation) is direct flame exposure to the ignition cord 4, located on the outer (outer) surface of the housing 1 over its entire area.
  • the opening of the housing 1 when the pyrotechnic charge 3 is triggered occurs along the lines of incisions 8 of the inner layer of the material of the housing 1, made parallel to the lines of the ribs 9 of the Platonic solid forming it, and / or directly along them.
  • the cuts 8 of the inner layer of the material of the housing 1 are designed specifically for uniform opening of the housing 1 of the product.
  • the choice of the external shape of the housing 1 in the form of one of the Platonic solids is due to the fact that when using the fire extinguisher according to the first embodiment, being abandoned by the operator into the fire, the fire extinguisher will not “roll” over the surface and roll “into the far corner” of the room, but due to the edges
  • the platonic body - in the form of a tetrahedron, or octahedron, or icosahedron, or hexahedron (cube), or dodecahedron will lie on one of the faces, taking a stable position.
  • the most effective in this aspect is the icosahedron shape having twenty faces.
  • the shape of the body 1 contributes to the uniform expansion of the extinguishing powder in the volume, and the ratio of the radius of the inscribed sphere to the radius of the middle sphere of the icosahedron is the largest of the five Platonic solids and close to unity - equal to 0.934172359, which ensures the largest powder packing with the minimum dimensions of the fire extinguisher.
  • the shape of the housing 1 does not allow the fire extinguisher to "roll out" of the fire.
  • extinguishing agent 2 in the form of an extinguishing powder
  • extinguisher charge in the form of an extinguishing powder
  • ABSE the main active component of ammonium phosphorus salts (Pirant-A, PF, P-
  • the main component may be sodium or potassium bicarbonate, potassium sulfate, potassium chloride, urea alloy with carbonic salts).
  • fire extinguisher powder pyrotechnic self-generating used dry powder for general purposes in characteristics not inferior to the powders given above.
  • the powder excludes the possibility of caking, crystallization or coking in the housing 1 of the product.
  • the powder is sprayed evenly when opening the housing 1 due to the buoyancy of the explosion of the pyrotechnic pyrotechnic charge 3.
  • the powder is safe for respiratory, vision and human skin.
  • the powder is non-hygroscopic.
  • Pyrotechnic charge 3 (for example, modifications of household firecrackers) is located inside the housing 1 and provides reliable and safe opening for the human body 1 and uniform spraying of the extinguishing agent 2 throughout the room. Pyrotechnic charge 3 does not have in its design elements capable of injuring a person when triggered in his hands.
  • the execution of the housing 1 hollow in the form of one of the Platonic solids, in the example of the icosahedron, allows for the most efficient filling of it with a fire extinguishing agent using the maximum internal volume of the housing, which undoubtedly increases the efficiency of its use.
  • the execution of the housing 1 from a sheet of a workpiece of a certain shape based on the development of one of the Platonic solids serves to unconditionally simplify the entire structure, because the housing 1 is made of a sheet of three-layer cardboard and in the assembled position is fixed with locks in the form of protrusions-valves 6 interacting with the slots 7 corresponding to them, made in a reamer 5 of the housing 1.
  • the placement of the ends of the ignition cord 4 pyrotechnic charge 3 on the outer surface of the housing 1 and securing it to it provides reliability of fire extinguisher operation from a fire flame - a fire flame in one way or another will certainly ignite the ignition cord 4 located on the outer surface of the housing 1 and directly interacting with the fire flame.
  • the reliability of the fire extinguisher is also ensured by making cuts 8 of the inner layer of the shell material on the inner surface of the housing 1 - opening of the shell 1 when the pyrotechnic charge 3 is triggered occurs along the notch lines 8 of the inner layer of the shell material 1, made parallel to the lines of the edges 9 of the Platonic solid forming it, and / or directly on them.
  • the cuts 8 of the inner layer of the material of the housing 1 are designed specifically for uniform opening of the housing 1 of the product.
  • the execution of the housing 1 from a sheet of a workpiece of a certain shape based on the development of one of the Platonic simplifies the design of the fire extinguisher, which manifests itself in its manufacture, because the housing 1 is made of a sheet of three-layer cardboard and in the assembled position is fixed with locks in the form of protrusions-valves 6 interacting with their slots 7 made in a reamer 5 of the housing 1 (simplification of the design of the fire extinguisher);
  • the execution of the housing 1 hollow in the form of one of the Platonic solids, in the example of an icosahedron, allows you to place the largest amount of extinguishing agent inside the housing 1 and does not allow the fire extinguisher to "roll into the far corner" in the fire, which is manifested when using a fire extinguisher (increased reliability and efficiency of use fire extinguisher);
  • the claimed technical result certainly manifests itself against the background of the simplicity of using a fire extinguisher: the fire extinguisher is either deliberately located in a potentially fire hazardous room or thrown there by the operator.
  • a self-working pyrotechnic powder fire extinguisher is made of traditional materials and using widely used substances, and can be manufactured under serial or experimental production conditions.

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  • Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)

Abstract

L'invention concerne le domaine des équipements anti-incendie et notamment des dispositifs pyrotechniques à usage unique ainsi que des dispositifs d'extinction d'incendies à effet de volume. Les résultats techniques de l'invention consistent à simplifier la conception d'un extincteur d'incendies, obtenir une meilleure fiabilité de celui-ci, et atteindre une plus grande efficacité de son utilisation. L'extincteur possède un boîtier (1) avec un agent extincteur (2) et un dispositif initiateur qui se présente comme une charge pyrotechnique (3). Le boîtier (1) de l'extincteur est creux et se présent comme l'un des solides de Platon à l'intérieur duquel on a disposé un agent extincteur (2) et une charge pyrotechnique (3). La charge pyrotechnique (3) est dotée d'au moins un cordon d'allumage (4) dont l'extrémité débouche sur la surface extérieure du boîtier (1) et est fixée sur celle-ci. Le boîtier (1) est réalisé à partir d'une feuille d'ébauche d'une forme déterminée, sur la base d'un développé (5) de l'un des solides de Platon. Le boîtier (1) est fixé en position assemblée par des verrous sous la forme de saillies se présentant comme des soupapes (6) qui interagissent avec les fentes (7) qui leur sont opposées dans le développé (5) du boîtier (1). A la surface intérieure du boîtier (1) on a pratiqué des encoches (8) de la couche intérieure de matériau du boîtier (1).
PCT/RU2016/000342 2015-06-08 2016-06-07 Extincteur à poudre pyrotechnique à actionnement autonome Ceased WO2016209112A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
RU2015121801 2015-06-08
RU2015121801/12A RU2603573C1 (ru) 2015-06-08 2015-06-08 Огнетушитель порошковый пиротехнический самосрабатывающий

Publications (2)

Publication Number Publication Date
WO2016209112A2 true WO2016209112A2 (fr) 2016-12-29
WO2016209112A3 WO2016209112A3 (fr) 2017-04-27

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Application Number Title Priority Date Filing Date
PCT/RU2016/000342 Ceased WO2016209112A2 (fr) 2015-06-08 2016-06-07 Extincteur à poudre pyrotechnique à actionnement autonome

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RU (1) RU2603573C1 (fr)
WO (1) WO2016209112A2 (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU184841U1 (ru) * 2018-05-15 2018-11-12 Общество с ограниченной ответственностью "Интер Групп" Автономное самосрабатывающее устройство пожаротушения
RU194182U1 (ru) * 2019-09-24 2019-12-02 Общество с ограниченной ответственностью "Орион" Устройство порошкового пожаротушения
RU201447U1 (ru) * 2020-09-09 2020-12-15 Общество с ограниченной ответственностью "Орион" Устройство порошкового пожаротушения
RU206823U1 (ru) * 2021-02-16 2021-09-29 Общество с ограниченной ответственностью "Орион" Устройство порошкового пожаротушения
RU206108U1 (ru) * 2021-02-16 2021-08-24 Общество с ограниченной ответственностью "Орион" Устройство порошкового пожаротушения

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB470179A (en) * 1934-12-11 1937-08-10 Emmerich Haimann Improvements in fire extinguishing grenades
US2857971A (en) * 1955-05-16 1958-10-28 Ferris Products Co Inc Fire extinguisher
RU2147902C1 (ru) * 1999-05-05 2000-04-27 Общество с ограниченной ответственностью "Эпотос" Автоматический порошковый огнетушитель
RU2424834C1 (ru) * 2010-05-21 2011-07-27 Олег Савельевич Кочетов Порошковый самосрабатывающий огнетушитель

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WO2016209112A3 (fr) 2017-04-27
RU2603573C1 (ru) 2016-11-27

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