CN217661183U - Waterproof low temperature aerosol extinguishing device - Google Patents
Waterproof low temperature aerosol extinguishing device Download PDFInfo
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- CN217661183U CN217661183U CN202123217473.1U CN202123217473U CN217661183U CN 217661183 U CN217661183 U CN 217661183U CN 202123217473 U CN202123217473 U CN 202123217473U CN 217661183 U CN217661183 U CN 217661183U
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Abstract
The utility model discloses a waterproof low temperature aerosol extinguishing device through encapsulating aerosol medicament, starter, starting line and heat sink in the multilayer waterproof case of device, can let aerosol extinguishing device install for a long time in humid environment work such as underground pipe gallery and not become invalid, can both normally start the work under the state of short duration water soaking even, lets aerosol extinguishing device's adaptability stronger, more reliable. And simultaneously, the utility model discloses the cooling structure who has taken the optimization can show the blowout temperature who reduces the aerosol.
Description
Technical Field
The utility model belongs to the technical field of fire-fighting equipment and specifically relates to a waterproof low temperature aerosol extinguishing device.
Background
The hot aerosol fire extinguishing device is a fire extinguishing device which generates chemical reaction by aerosol generating agent in the device and quickly generates a large amount of inert aerosol gas with fire extinguishing performance to extinguish the fire of a protected space, has the obvious characteristics of high fire extinguishing efficiency, no toxicity, no harm, safety, reliability, no pollution to the environment and the like, and is suitable for unmanned, relatively closed and smaller-space places such as transformer substations, generator rooms, battery boxes, automobile engine cabins, cable interlayers, cable wells, cable ditches and the like. However, if the aerosol fire extinguishing device is wetted and enters water, the aerosol propellant powder block, the starter and the like in the aerosol fire extinguishing device can be eroded by water to lose effectiveness, and once a fire alarm occurs, the fire alarm cannot be effectively started to suppress the fire in the protected area, so that property loss is caused. Some protected areas are in bad environment, such as cable ditches and the like, are dark and humid, and can also enter water due to weather, rain and the like, and the common aerosol fire extinguishing device is installed in the environment for a long time, so that the service life is influenced, and the damp failure is caused.
In addition, the hot aerosol can generate a large amount of heat in the reaction eruption process, the temperature of aerosol gas directly sprayed out is as high as hundreds of degrees, the surface temperature of the fire extinguishing device can also exceed 200 degrees, and if the fire extinguishing gas sprayed out by the aerosol is not treated, heat damage can be caused to property nearby a nozzle.
SUMMERY OF THE UTILITY MODEL
The utility model discloses to the background art current situation, provided a waterproof low temperature aerosol extinguishing device, solved aerosol extinguishing device and aroused the problem that became invalid because of the intaking that wets, taken the cooling structure simultaneously and can show the blowout temperature who reduces the aerosol and extinguishing device's surface temperature.
The technical scheme is as follows:
a waterproof low-temperature hot aerosol fire extinguishing device is characterized in that a sealed waterproof flame-retardant rubber cavity is mounted inside a shell tightly attached to the aerosol fire extinguishing device, the rubber cavity consists of a rubber container cavity and a rubber upper cover, and a sealing groove is formed in the upper edge of the rubber container cavity and is tightly buckled with the protruding part of the edge of the rubber upper cover to form a waterproof sealing structure; the middle part of the rubber upper cover is provided with a circular opening, the upper part of the rubber upper cover covers the shell upper cover plate, the middle part of the shell upper cover plate is opposite to the circular opening part in the middle part of the rubber upper cover and protrudes to form a spraying cavity, and spraying holes are formed in the periphery of the spraying cavity; one side of the upper cover plate of the shell close to the upper cover of the rubber is adhered with a high-temperature resistant silicon layer, and a sealing film is adhered under the high-temperature resistant silicon layer to hermetically cover the bottom of the injection cavity; when in spraying: the gas is emitted from the rubber container cavity, and is jetted from the jet hole of the jet cavity after the sealing membrane is broken through the round opening.
Preferably, the bottom of the rubber container cavity is provided with an aerosol generating agent block, a starter is embedded in the aerosol generating agent block, a porous metal baffle is laid on the upper portion of the aerosol generating agent block and used for separating the aerosol generating agent block from a gas generating cavity, a plurality of layers of heat absorption cooling balls are filled in the gas generating cavity, and a layer of wire mesh is laid on the heat absorption cooling balls and used for limiting the heat absorption cooling balls.
Preferably, the side surface of the shell is provided with a line hole, the starting line of the fire extinguishing device is connected into a starter in the aerosol generating agent block through the line hole, and the line hole is sealed to be subjected to waterproof treatment.
Preferably, the starting wire consists of an electric starting wire and a thermosensitive wire, and one end of the electric starting wire is provided with a waterproof connecting terminal.
Preferably, the heat-absorbing cooling spheres are small spheres made of calcium sulfate, calcium carbonate, manganese carbonate, zeolite, alumina and adhesive.
Preferably, the bottom of the housing is provided with a mounting plate.
Preferably, the shell upper cover plate and the shell are installed together through screws to form a waterproof shell of the aerosol fire extinguishing device.
The beneficial effects of the utility model
The hot aerosol fire extinguishing device is a high-efficiency fire extinguishing device, has wide application field, and can be applied to unmanned, relatively closed and small-space places such as various transformer and distribution rooms, generator rooms, battery boxes, automobile engine cabins, cable interlayers, cable wells, cable ducts and the like.
The utility model provides a waterproof low temperature aerosol extinguishing device through encapsulating aerosol medicament, starter, starting line and heat sink in the multilayer waterproof case of device, can let aerosol extinguishing device install for a long time in humid environment work such as underground pipe gallery and not become invalid, can both normally start-up work under the state of short duration water soaking even, lets aerosol extinguishing device's adaptability stronger, more reliable. And simultaneously, the utility model discloses taken the cooling structure and can showing the blowout temperature that reduces the aerosol, can adapt to the environment that has strict requirement to the aerosol fire extinguishing agent blowout temperature at regulator cubicle, lithium cell box etc..
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic diagram of the external structure of the present invention.
Detailed Description
The present invention will be further explained with reference to the following examples, but the scope of the present invention is not limited thereto:
the technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.
With reference to fig. 1-2, in this embodiment, a housing 1 of the aerosol fire extinguishing apparatus is produced by opening a PA6 high temperature resistant engineering plastic mold, the specification is 90mm × 60mm × 49mm, an internally installed sealed waterproof rubber cavity is made of flame retardant rubber, the rubber cavity is composed of a rubber container cavity 2 and a rubber upper cover 3, the thicknesses of the rubber container cavity 2 and the rubber upper cover 3 are 3mm, and an upper edge of the rubber container cavity 2 is provided with a sealing groove to be fastened with a protruding part of an edge of the rubber upper cover 3, so as to form a waterproof sealing structure; the middle part of the rubber upper cover 3 is provided with a circular opening 4, the diameter of the circular opening 4 is 30mm, the upper part of the rubber upper cover 3 covers the shell upper cover plate 5, the part of the middle part of the shell upper cover plate 5, which is opposite to the circular opening 4 in the middle part of the rubber upper cover 3, is protruded to form a spraying cavity 6, the height of the inside of the spraying cavity 6 is 10mm, and the periphery of the spraying cavity is provided with spraying holes 7; one side of the upper cover plate 5 of the shell close to the upper rubber cover 3 is pasted with a high-temperature-resistant silicon rubber layer 8, and a piece of tinfoil is pasted below the high-temperature-resistant silicon rubber layer 8 and used as a sealing film 9 to cover the bottom of the spraying cavity 6 in a sealing manner; the shell upper cover plate 5 and the shell are installed together through screws 10 to form a waterproof aerosol fire extinguishing device shell.
The bottom of the rubber container cavity 2 is provided with 30 g of aerosol generating agent blocks 20 (commercially available), the aerosol generating agent is S-shaped aerosol generating agent, the aerosol generating agent blocks 20 are arranged in parallel, a starter 25 is embedded in the middle of the aerosol generating agent blocks 20, and a porous stainless steel baffle plate 21 is paved on the upper part of the aerosol generating agent blocks 20 and used for separating the aerosol generating agent blocks 20 from the gas generating cavity 22. The gas generating cavity 22 is filled with a plurality of layers of heat absorption cooling balls 23, and a layer of wire mesh is laid on the heat absorption cooling balls 23 for limiting the heat absorption cooling balls 23. The heat-absorbing cooling balls 23 (commercially available) are small balls made of calcium sulfate, calcium carbonate, zeolite, alumina, etc. bonded by an adhesive, and have a diameter of about 4mm to 6mm. Because the medicine blocks are designed into a cake shape, the maximum area is exposed in the gas generation cavity 22, and the reaction gas generation speed is improved; simultaneously, the high temperature flue gas that the reaction produced is filtered through porous stainless steel baffle 21's water conservancy diversion, can evenly pass through multilayer heat absorption cooling ball 23 by the at utmost, and aerosol gas is behind heat absorption cooling ball 23, and its heat is absorbed by a large amount, and 6 redirecting in the injection chamber at rethread top are mouthful to spouting all around, have dispersed gaseous blowout concentration degree, have reduced aerosol gas's blowout temperature once more. The rubber container cavity and the cover are hot bad conductors at outer engineering plastic shell the utility model discloses spout the in-process, the highest temperature that the shell surface recorded is no longer than 60 degrees.
The side of the shell 1 is provided with a line hole 12, and the fire extinguishing device starting line 13 is connected to a starter 25 in the aerosol generating agent tablet 20 through the line hole 12.
The starting wire 13 is composed of an electric starting wire 14 and a thermosensitive wire 15, and a waterproof connecting terminal 16 is installed at one end of the electric starting wire 14. The bottom of the housing 1 is provided with a mounting plate 17.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Claims (6)
1. A waterproof low-temperature hot aerosol fire extinguishing device is characterized in that a sealed waterproof flame-retardant rubber cavity is mounted inside a shell (1) tightly attached to the aerosol fire extinguishing device, the rubber cavity consists of a rubber container cavity (2) and a rubber upper cover (3), and the upper edge of the rubber container cavity (2) is provided with a sealing groove which is tightly buckled with the protruding part of the edge of the rubber upper cover (3) to form a waterproof sealing structure; a circular opening (4) is formed in the middle of the rubber upper cover (3), the upper portion of the rubber upper cover (3) covers the shell upper cover plate (5), the middle of the shell upper cover plate (5) is opposite to the circular opening (4) in the middle of the rubber upper cover (3) and protrudes to form a spraying cavity (6), and spraying holes (7) are formed in the periphery of the spraying cavity (6); one side of the upper cover plate (5) of the shell close to the upper rubber cover (3) is pasted with a high-temperature-resistant silicon layer (8), and a sealing film (9) is pasted below the high-temperature-resistant silicon layer (8) to cover the bottom of the spraying cavity (6) in a sealing manner; when in spraying: the gas is emitted from the rubber container cavity (2), and is jetted from the jet hole (7) of the jet cavity (6) after the sealing film (9) is burst through the round opening (4).
2. The fire extinguisher of claim 1, characterized in that the bottom of the rubber container cavity (2) is provided with an aerosol generating agent block (20), the aerosol generating agent block (20) is embedded with a starter (25), the upper part of the aerosol generating agent block (20) is laid with a porous metal baffle (21) for separating the aerosol generating agent block (20) and the gas generating cavity (22), the gas generating cavity (22) is filled with a plurality of layers of heat absorption and cooling balls (23), and the heat absorption and cooling balls (23) are laid with a layer of wire netting (24) for limiting the heat absorption and cooling balls (23).
3. A waterproof low-temperature-hot-aerosol fire extinguishing device according to claim 2, wherein a line hole (12) is formed in the side surface of the housing (1), the fire extinguishing device starting line (13) is connected to the starter (25) in the aerosol generating agent block (20) through the line hole (12), and the line hole (12) is sealed for waterproofing.
4. A waterproof low-temperature-hot-aerosol fire extinguishing device according to claim 3, wherein the starting wire (13) is composed of an electric starting wire (14) and a heat-sensitive wire (15), and a waterproof connecting terminal (16) is installed at one end of the electric starting wire (14).
5. A waterproof low-temperature-hot-aerosol fire extinguishing device according to claim 1, characterized in that a mounting plate (17) is provided at the bottom of the housing (1).
6. A waterproof low-temperature hot aerosol fire extinguishing device according to claim 1, wherein the housing upper cover plate (5) and the housing (1) are mounted together by screws (10) to form a waterproof housing of the aerosol fire extinguishing device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123217473.1U CN217661183U (en) | 2021-12-20 | 2021-12-20 | Waterproof low temperature aerosol extinguishing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123217473.1U CN217661183U (en) | 2021-12-20 | 2021-12-20 | Waterproof low temperature aerosol extinguishing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217661183U true CN217661183U (en) | 2022-10-28 |
Family
ID=83701220
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123217473.1U Active CN217661183U (en) | 2021-12-20 | 2021-12-20 | Waterproof low temperature aerosol extinguishing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217661183U (en) |
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2021
- 2021-12-20 CN CN202123217473.1U patent/CN217661183U/en active Active
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