CN116832377A - Passive self-adaptive container fire extinguishing device and application method thereof - Google Patents
Passive self-adaptive container fire extinguishing device and application method thereof Download PDFInfo
- Publication number
- CN116832377A CN116832377A CN202211385159.0A CN202211385159A CN116832377A CN 116832377 A CN116832377 A CN 116832377A CN 202211385159 A CN202211385159 A CN 202211385159A CN 116832377 A CN116832377 A CN 116832377A
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- Prior art keywords
- fire extinguishing
- storage box
- medium storage
- container
- extinguishing medium
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- Pending
Links
- 238000000034 method Methods 0.000 title claims abstract description 11
- 238000003860 storage Methods 0.000 claims abstract description 91
- QQZOPKMRPOGIEB-UHFFFAOYSA-N 2-Oxohexane Chemical class CCCCC(C)=O QQZOPKMRPOGIEB-UHFFFAOYSA-N 0.000 claims abstract description 45
- 238000005507 spraying Methods 0.000 claims abstract description 36
- 238000005422 blasting Methods 0.000 claims abstract description 30
- 238000002347 injection Methods 0.000 claims description 24
- 239000007924 injection Substances 0.000 claims description 24
- 239000003795 chemical substances by application Substances 0.000 claims description 23
- 238000012423 maintenance Methods 0.000 claims description 10
- 230000001629 suppression Effects 0.000 claims description 6
- 230000003044 adaptive effect Effects 0.000 claims 5
- 230000000694 effects Effects 0.000 abstract description 12
- 229920006395 saturated elastomer Polymers 0.000 abstract description 5
- 239000007921 spray Substances 0.000 description 8
- WVSNNWIIMPNRDB-UHFFFAOYSA-N 1,1,1,3,3,4,4,5,5,6,6,6-dodecafluorohexan-2-one Chemical compound FC(F)(F)C(=O)C(F)(F)C(F)(F)C(F)(F)C(F)(F)F WVSNNWIIMPNRDB-UHFFFAOYSA-N 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003610 charcoal Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000002269 spontaneous effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C31/00—Delivery of fire-extinguishing material
- A62C31/005—Delivery of fire-extinguishing material using nozzles
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C3/00—Fire prevention, containment or extinguishing specially adapted for particular objects or places
- A62C3/002—Fire prevention, containment or extinguishing specially adapted for particular objects or places for warehouses, storage areas or other installations for storing goods
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C3/00—Fire prevention, containment or extinguishing specially adapted for particular objects or places
- A62C3/07—Fire prevention, containment or extinguishing specially adapted for particular objects or places in vehicles, e.g. in road vehicles
- A62C3/10—Fire prevention, containment or extinguishing specially adapted for particular objects or places in vehicles, e.g. in road vehicles in ships
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C37/00—Control of fire-fighting equipment
- A62C37/08—Control of fire-fighting equipment comprising an outlet device containing a sensor, or itself being the sensor, i.e. self-contained sprinklers
- A62C37/10—Releasing means, e.g. electrically released
- A62C37/11—Releasing means, e.g. electrically released heat-sensitive
- A62C37/14—Releasing means, e.g. electrically released heat-sensitive with frangible vessels
Landscapes
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Engineering & Computer Science (AREA)
- Operations Research (AREA)
- Ocean & Marine Engineering (AREA)
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The invention discloses a passive self-adaptive container fire extinguishing device and a use method thereof. When the fire disaster temperature occurs in the container, the saturated vapor pressure generated by the perfluorinated hexanone in the storage box of the fire extinguishing medium can enable the internal pressure of the storage box to rise, when the temperature reaches a preset value, the thermosensitive blasting piece is broken, the perfluorinated hexanone in the storage box is sprayed into the container through the spraying pipe, in addition, after the spraying pipe is used, the perfluorinated hexanone in the storage box can still flow out into the container through the concentration maintaining hole, the concentration of the gaseous perfluorinated hexanone in the container can be maintained within the optimal fire extinguishing concentration range for a long time, the immersed fire extinguishing effect can be further enhanced, and the perfluorinated hexanone in the storage box is fully utilized.
Description
Technical Field
The invention relates to a passive self-adaptive container fire extinguishing device and a using method thereof.
Background
The overall loss of the ship has decreased by 70% over the last decade. It is widely recognized that marine vessel safety management and loss prevention programs have advanced over a long period of time. Contrary to this trend, however, the number of fires of containers and containers carried on roll-on and roll-off vessels has increased substantially over the last decade.
The 3 main causes of a common container fire are charcoal spontaneous ignition in the first place, incorrectly packaged and or unreported chemicals in the second place, and battery-induced fires in the third place.
As container cargo is of a wide variety and the containers are stacked in multiple layers, these problems are continually amplified as the size of container ships increases from 10000TEU in 2005 to 20000TEU today and lithium battery powered electrical appliances.
One study in 2017 indicated that the system originally developed for extinguishing fires in the cabins of common cargo ships has proven unsuitable for use with container ships. While containment of fire in a limited number of containers is still an approved method of container ship fire suppression, available equipment is often not suitable.
The container is provided with a fire extinguishing device, so that the fire inside the container body can be extinguished and controlled at the first time, the existing perfluorinated hexanone container body fire extinguishing technology is definitely the best means, and the perfluorinated hexanone temperature-sensing automatic fire extinguishing system generally comprises a nitrogen pressurizing fire extinguishing agent bottle group, an electromagnetic valve, a driving device, a control system, a spraying system, a signal feedback device, a detection system and other parts, can be used for places where people work frequently, and can also realize submerged fire extinguishing in local and whole space.
But has the defects of complex system, low reliability, high manufacturing cost and maintenance cost, occupation of the internal space of the container, increased potential safety hazard due to battery power supply and the like, and is basically impossible to be applied to the shipping container.
Disclosure of Invention
The invention mainly aims to provide a passive self-adaptive container fire extinguishing device and a using method thereof, and the structure of the fire extinguishing device with perfluorinated hexanone is simplified, so that electronic control is not needed, the occupied space of a body is reduced, the cost is reduced, the perfluorinated hexanone in the fire extinguishing device is further ensured to be fully utilized under a complex environment, and the fire extinguishing effect is further optimized.
The aim of the invention can be achieved by adopting the following technical scheme:
the utility model provides a passive self-adaptation container extinguishing device, includes the fire extinguishing medium storage box, the fire extinguishing medium storage box has a cavity, it has the injection pipe to alternate in the cavity, the upper end of injection pipe is located in the cavity, the lower extreme of injection pipe is located the below of fire extinguishing medium storage box, just the lower extreme of injection pipe is provided with first heat-sensitive blasting piece, the perfluorinated hexanone fire extinguishing agent has been placed in the cavity of fire extinguishing medium storage box, just the primitive volume height of perfluorinated hexanone fire extinguishing agent in the cavity is higher than the upper end terminal surface of injection pipe, still run through on the fire extinguishing medium storage box and have a plurality of concentration maintenance holes, the concentration maintenance hole switch-on respectively in the outside space of cavity and fire extinguishing medium storage box, be provided with second heat-sensitive blasting piece in the concentration maintenance hole, the concentration maintenance hole position is less than the position of the terminal surface of injection pipe upper end.
Preferably, the channels comprise a first channel and a second channel which are adjacent up and down, and the second channel is in a truncated cone-shaped structure with a small top and a large bottom.
Preferably, the distance between the upper end face of the injection pipe and the bottom face of the fire extinguishing medium storage box cavity is the height of the fire extinguishing medium storage box cavityOr->
Preferably, the fire extinguishing medium storage box is provided in plurality, and they are each for being disposed inside the container.
Preferably, a plurality of said concentration maintaining holes are arranged at the edge of said cavity.
Preferably, the fire extinguishing medium storage box and the cavity thereof are both in a cuboid structure, and the concentration maintaining holes are respectively arranged at the bottom corners of the cavity.
The application method of the passive self-adaptive container fire extinguishing device comprises the following steps:
step 1, arranging a plurality of fire extinguishing medium storage boxes in a container;
step 2, when open fire or dark fire exists in the container, the interior of the container reaches a preset temperature, and a first thermosensitive blasting piece at the lower end of the injection pipe is broken;
step 3, the perfluorinated hexanone fire extinguishing agent in the fire extinguishing medium storage box enters from the upper end of the spraying pipe, sprays downwards in a fan shape from the lower end of the spraying pipe to extinguish fire, and finishes spraying within 10 seconds;
step 4, after the spraying through the spraying pipe is finished or the first thermosensitive blasting piece is broken, the second thermosensitive blasting piece is broken, and the perfluorinated hexanone fire extinguishing agent in the fire extinguishing medium storage box flows outwards from the concentration maintaining hole;
and 5, when the spraying pipe is still in a use state after the first thermosensitive blasting piece is broken, if the container is inclined along with the ship body, the fire extinguishing medium storage box is inclined at the moment, so that the perfluorinated hexanone fire extinguishing agent cannot enter from the inlet at the upper end of the spraying pipe, but the perfluorinated hexanone fire extinguishing agent in the fire extinguishing medium storage box can continue to flow outwards through a plurality of concentration maintaining holes at the edge of the bottom of the cavity of the fire extinguishing medium storage box.
The beneficial technical effects of the invention are as follows:
1. when the fire disaster temperature occurs in the container, the saturated vapor pressure produced by the perfluorinated hexanone in the storage box of the fire extinguishing medium can enable the internal pressure of the storage box to rise, when the temperature reaches a preset value, the thermosensitive blasting piece is broken, the perfluorinated hexanone in the storage box can be sprayed into the container through the spraying pipe, the fire extinguishing effect can be achieved under the condition that electronic elements are not required to be controlled, the whole occupied space is reduced, the manufacturing cost is low, in addition, after the spraying pipe is used, the perfluorinated hexanone in the storage box can still flow out into the container through the concentration maintaining hole, the concentration of gaseous perfluorinated hexanone in the container can be maintained within the optimal fire extinguishing concentration range for a long time, the immersed fire extinguishing effect can be further enhanced, and the perfluorinated hexanone in the storage box can be fully utilized.
2. According to the using method of the fire extinguishing device, electronic control is not needed when fire is extinguished in the container, and even if the spraying pipe cannot be used due to the fact that the container on the ship body is inclined, the perfluorinated hexanone in the fire extinguishing device can flow out of the container through the concentration maintaining hole 4, so that a good fire extinguishing effect of the fire extinguishing device is ensured.
Drawings
Fig. 1 is a schematic view of the inside of a fire extinguishing medium storage case according to an embodiment of the present invention;
fig. 2 is a perspective view of a fire extinguishing medium storage case according to an embodiment of the present invention;
FIG. 3 is a schematic perspective view of a container according to an embodiment of the invention;
fig. 4 is a schematic bottom view of a fire extinguishing medium storage box according to an embodiment of the invention.
In the figure: 1-fire extinguishing medium storage box, 2-container, 3-injection pipe, 4-concentration maintaining hole, 501-first heat-sensitive blasting piece, 502-second heat-sensitive blasting piece.
Detailed Description
In order to make the technical solution of the present invention more clear and obvious to those skilled in the art, the present invention will be described in further detail with reference to examples and drawings, but the embodiments of the present invention are not limited thereto.
As shown in fig. 1-4, the passive self-adaptive container fire extinguishing device provided by the embodiment includes a fire extinguishing medium storage box 1, the fire extinguishing medium storage box 1 is provided with a plurality of fire extinguishing medium storage boxes 1, and all the fire extinguishing medium storage boxes are arranged in a container 2, each fire extinguishing medium storage box 1 is provided with a cavity, a spray pipe 3 is inserted in each cavity, the upper end of each spray pipe 3 is positioned in each cavity, the upper end of each spray pipe is provided with a perfluorinated hexanone inlet, the lower end of each spray pipe 3 is provided with a perfluorinated hexanone outlet, the lower end of each spray pipe 3 is positioned below the fire extinguishing medium storage box 1, the lower end of each spray pipe 3 is provided with a first heat-sensitive blasting piece 501, particularly a heat-sensitive blasting material, when the ambient temperature reaches 70-130 ℃, the heat-sensitive blasting piece breaks, the fire extinguishing medium is placed in the cavity of the fire extinguishing medium storage box 1, the original capacity of the perfluorinated hexanone fire extinguishing medium in the cavity is higher than the upper end face of each spray pipe 3, when the fire temperature in the container 2 generates fire disaster, the saturated vapor pressure generated in each perfluorinated hexanone storage box 1 causes the pressure in the box to rise rapidly, and when the temperature reaches the preset temperature range (70-130 ℃ and the heat-sensitive blasting piece plays a role in the fire extinguishing medium;
the fire extinguishing medium storage box 1 is further penetrated with a plurality of concentration maintaining holes 4 distributed along the edge of the bottom of the storage box, the concentration maintaining holes 4 can be at least four, are respectively positioned at four corners of the bottom of the fire extinguishing medium storage box 1, the concentration maintaining holes 4 are respectively communicated with the cavity and the outer space of the fire extinguishing medium storage box 1, a second thermosensitive blasting piece 502 is arranged in the concentration maintaining holes 4, the position of the concentration maintaining holes 4 is lower than the position of the end face of the upper end of the jet pipe 3, the concentration maintaining holes 4 and the jet pipe 3 can be used simultaneously, and the fire extinguishing medium storage box can also be used after the jet pipe 3 is used.
In this embodiment, the channel of the injection tube 3 includes a first channel and a second channel that are adjacent up and down, the first channel is a cylindrical channel, the second channel is in a truncated cone structure with a small top and a large bottom, the perfluorinated hexanone fire extinguishing agent in the fire extinguishing medium storage box 1 enters the injection tube 3 from the upper end of the injection tube 3, and is sprayed downwards in a fan shape from the lower end of the injection tube 3 to extinguish fire, and after the spraying is completed in 10 seconds, the inlet end face of the upper end of the injection tube 3 is higher than the bottom of the fire extinguishing medium storage box 1 by a certain distance, so as to ensure that quantitative perfluorinated hexanone is reserved for maintaining the concentration after blasting and spraying.
In this embodiment, the distance between the inlet end surface of the upper end of the spraying pipe 3 and the bottom of the fire extinguishing medium storage box 1 may be one third of the height of the internal space of the fire extinguishing medium storage box 1, that is, after the heat sensitive blasting member at the lower end of the spraying pipe 3 breaks, only two thirds (or less than two thirds) of the perfluorinated hexanone fire extinguishing agent in the fire extinguishing medium storage box 1 theoretically flows out from the spraying pipe 3; the distance between the upper inlet end face of the ejector tube 3 and the bottom of the extinguishing medium storage box 1 can be one fifth of the height of the inner space of the extinguishing medium storage box 1, because the container is very good in tightness and does not generally need too much supplementary dosage.
In this embodiment, a plurality of concentration maintaining holes 4 are further perforated at the bottom of the fire extinguishing medium storage box 1, the concentration maintaining holes 4 are sealed by the second heat-sensitive blasting member 502, the aperture of the concentration maintaining holes 4 is smaller than that of the spraying pipes 3, a space is reserved between adjacent concentration maintaining holes 4, the position of the concentration maintaining holes 4 is lower than that of the inlet end face of the upper end of the spraying pipes 3 inside the fire extinguishing medium storage box 1, and the perfluorinated hexanone which cannot be sprayed from the spraying pipes 3 flows outwards from the concentration maintaining holes 4, so that the concentration of the gaseous perfluorinated hexanone inside the container is maintained in the optimal fire extinguishing concentration range for a long time, and the immersed fire extinguishing effect is further enhanced.
In this embodiment, as shown in fig. 1, the fire extinguishing medium storage box 1 and the cavity thereof are both in a cuboid structure, and the plurality of concentration maintaining holes 4 at the bottom of the fire extinguishing medium storage box 1 are arranged at the bottom of the fire extinguishing medium storage box 1 and far away from the center (i.e. at the corners of the bottom of the cavity), so that when the fire extinguishing medium storage box 1 is in an inclined state, the fire extinguishing agent in the fire extinguishing medium storage box 1 can be smoothly released, so that the concentration of gaseous perfluorinated hexanone in the container 2 is maintained in the optimal fire extinguishing concentration range for a long time, and the immersed fire extinguishing effect is further enhanced.
The application method of the passive self-adaptive container fire extinguishing device comprises the following steps:
step 1, arranging a plurality of fire extinguishing medium storage boxes 1 in a container 2, wherein the fire extinguishing medium storage boxes 1 are fixed on the container 2 and are easy to use on ships and on the shore;
step 2, when open fire or dark fire exists in the container 2, the interior of the container reaches a preset temperature, the first thermosensitive blasting piece 501 at the lower end of the ejector tube 3 is broken, the preset temperature can be 70-130 ℃, saturated vapor pressure generated by the perfluorinated hexanone in the fire extinguishing medium storage box 1 in the heating process can enable the pressure in the fire extinguishing medium storage box 1 to rapidly rise, and when the thermosensitive blasting piece bursts, the perfluorinated hexanone is ejected outwards through the ejector tube 3;
step 3, the perfluorinated hexanone fire extinguishing agent in the fire extinguishing medium storage box 1 enters from the upper end of the injection pipe 3, is sprayed downwards in a fan shape from the lower end of the injection pipe 3 to extinguish fire, and is sprayed in 10 seconds;
step 4, after the spraying of the spraying pipe 3 is finished or the first thermosensitive blasting piece 501 is broken, the second thermosensitive blasting piece 502 is broken, and the perfluorinated hexanone fire extinguishing agent in the fire extinguishing medium storage box 1 flows outwards from the concentration maintaining hole 4, because a certain distance is reserved between the upper end of the spraying pipe 3 and the bottom surface of the cavity, the fire extinguishing agent in the storage box cannot be discharged from the spraying pipe 3 at one time, the aperture of the concentration maintaining hole 4 is smaller than that of the spraying pipe 3, the fire extinguishing agent in the storage box is further ensured not to be sprayed out at one time in a short time, so that the concentration of gaseous perfluorinated hexanone in the container 2 is maintained in an optimal fire extinguishing concentration range for a long time, and the immersed fire extinguishing effect is further enhanced;
and 5, when the spraying pipe 3 is still in a use state after the first thermosensitive blasting piece 501 is broken, if the container 2 is inclined along with the ship body or the container 2 is in other environments, the fire extinguishing medium storage box 1 is inclined, so that the perfluorinated hexanone fire extinguishing agent cannot enter from the upper end inlet of the spraying pipe 3, but the perfluorinated hexanone fire extinguishing agent in the fire extinguishing medium storage box 1 can continue to flow outwards through a plurality of concentration maintaining holes 4 at the bottom edge of the cavity of the fire extinguishing medium storage box 1, so that when the container 2 is inclined to drive the fire extinguishing medium storage box 1 to be in an inclined state, even if the spraying pipe 3 is influenced and cannot be used, the perfluorinated hexanone fire extinguishing agent in the fire extinguishing medium storage box 1 can still be smoothly released into the container 2, and the fire extinguishing effect is ensured.
In summary, in this embodiment, when the fire disaster temperature occurs in the container 2, the saturated vapor pressure generated by the perfluorohexanone in the fire extinguishing medium storage box 1 increases the internal pressure of the storage box, when the temperature reaches the preset value, the thermosensitive blasting piece breaks, the perfluorohexanone in the storage box is sprayed into the container 2 through the spraying pipe 3, the fire extinguishing effect can be achieved without electronic element control, the whole occupied space is reduced, the manufacturing cost is low, in addition, after the spraying pipe 3 is used, the perfluorohexanone in the storage box still flows out into the container 2 through the concentration maintaining hole 4, the concentration of the gaseous perfluorohexanone in the container 2 can be maintained in the optimal fire extinguishing concentration range for a long time, the immersed fire extinguishing effect can be further enhanced, and the perfluorohexanone in the storage box is fully utilized.
The above description is merely a further embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art will be able to apply equivalents and modifications according to the technical solution and the concept of the present invention within the scope of the present invention disclosed in the present invention.
Claims (7)
1. A passive self-adaptive container fire extinguishing device, characterized in that: including fire extinguishing medium storage box (1), fire extinguishing medium storage box (1) has a cavity, it has injection pipe (3) to alternate in the cavity, the upper end of injection pipe (3) is located in the cavity, the lower extreme of injection pipe (3) is located the below of fire extinguishing medium storage box (1), just the lower extreme of injection pipe (3) is provided with first thermal sensitive blasting piece (501), the perfluorinated hexanone fire extinguishing agent has been placed in the cavity of fire extinguishing medium storage box (1), just the original volume of perfluorinated hexanone fire extinguishing agent in the cavity is high more than the upper end terminal surface of injection pipe (3), still run through on fire extinguishing medium storage box (1) a plurality of concentration maintenance holes (4), concentration maintenance holes (4) switch on respectively in the outside space of cavity and fire extinguishing medium storage box (1), be provided with second thermal sensitive blasting piece (502) in concentration maintenance hole (4), the position of concentration maintenance hole (4) is less than the position of injection pipe (3) upper end.
2. A passive adaptive container fire suppression apparatus as recited in claim 1, wherein: the channel (5) comprises a first channel and a second channel which are adjacent up and down, and the second channel is in a truncated cone-shaped structure with a small top and a large bottom.
3. A passive adaptive container fire suppression apparatus as recited in claim 1, wherein: the distance between the upper end face of the jet pipe (3) and the bottom face of the cavity of the fire extinguishing medium storage box (1) is the height of the cavity of the fire extinguishing medium storage box (1)Or->
4. A passive adaptive container fire suppression apparatus as recited in claim 1, wherein: the fire extinguishing medium storage boxes (1) are provided in plurality, and they are each arranged inside the container (2).
5. A passive adaptive container fire suppression apparatus as recited in claim 1, wherein: a number of said concentration maintenance holes (4) are arranged at the edges of said cavity.
6. A passive adaptive container fire suppression apparatus as recited in claim 5, wherein: the fire extinguishing medium storage box (1) and the cavity thereof are of a cuboid structure, and the concentration maintaining holes (4) are respectively arranged at the corners of the bottom of the cavity.
7. The application method of the passive self-adaptive container fire extinguishing device is characterized by comprising the following steps of: the method comprises the following steps:
step 1, arranging a plurality of fire extinguishing medium storage boxes (1) in a container (2);
step 2, when open fire or dark fire exists in the container (2), the interior of the container reaches a preset temperature, and a first thermosensitive blasting piece (501) at the lower end of the jet pipe (3) is broken;
step 3, the perfluorinated hexanone fire extinguishing agent in the fire extinguishing medium storage box (1) enters from the upper end of the injection pipe (3), and is sprayed downwards in a fan shape from the lower end of the injection pipe (3) to extinguish fire, and the spraying is completed within 10 seconds;
step 4, after the spraying through the spraying pipe (3) is finished or the first thermosensitive blasting piece (501) is broken, the second thermosensitive blasting piece (502) is broken, and the perfluorinated hexanone fire extinguishing agent in the fire extinguishing medium storage box (1) flows outwards from the concentration maintaining hole (4);
and 5, when the spraying pipe (3) is still in a use state after the first thermosensitive blasting piece (501) is broken, if the container (2) is inclined along with the ship body, the fire extinguishing medium storage box (1) is inclined at the moment, so that the perfluorinated hexanone fire extinguishing agent cannot enter from the upper end inlet of the spraying pipe (3), but the perfluorinated hexanone fire extinguishing agent in the fire extinguishing medium storage box (1) can continue to flow outwards through a plurality of concentration maintaining holes (4) at the bottom edge of the cavity of the fire extinguishing medium storage box (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211385159.0A CN116832377A (en) | 2022-11-07 | 2022-11-07 | Passive self-adaptive container fire extinguishing device and application method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211385159.0A CN116832377A (en) | 2022-11-07 | 2022-11-07 | Passive self-adaptive container fire extinguishing device and application method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116832377A true CN116832377A (en) | 2023-10-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211385159.0A Pending CN116832377A (en) | 2022-11-07 | 2022-11-07 | Passive self-adaptive container fire extinguishing device and application method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116832377A (en) |
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2022
- 2022-11-07 CN CN202211385159.0A patent/CN116832377A/en active Pending
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