CN109821167A - Flammable liquid fire explosion back-fire relief deliverance apparatus and back-fire relief rescue mode - Google Patents
Flammable liquid fire explosion back-fire relief deliverance apparatus and back-fire relief rescue mode Download PDFInfo
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- CN109821167A CN109821167A CN201910238285.5A CN201910238285A CN109821167A CN 109821167 A CN109821167 A CN 109821167A CN 201910238285 A CN201910238285 A CN 201910238285A CN 109821167 A CN109821167 A CN 109821167A
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- fire
- flammable liquid
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- 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
- A62C3/06—Fire prevention, containment or extinguishing specially adapted for particular objects or places of highly inflammable material, e.g. light metals, petroleum products
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- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
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Abstract
The present invention provides a kind of flammable liquid fire explosion back-fire relief deliverance apparatus and back-fire relief rescue mode, flammable liquid fire explosion back-fire relief deliverance apparatus, comprising: steel cylinder (1), metallic sieve support frame (2), metallic sieve (3), back-fire relief seepage flow layer (4), metal screen (5) and metal screen support frame (6)；Flammable liquid fire explosion back-fire relief deliverance apparatus and back-fire relief rescue mode provided by the invention have the advantage that trickling, diffusion, the accumulation of the controllable flammable liquid fire of the present invention, and most of flammable liquid can be made to extinguish fire source when passing through the present apparatus, it is stored back into filling.And it is removable, reusable, manufacturing cost is cheap.
Description
Technical field
The invention belongs to back-fire relief rescue technique fields, and in particular to a kind of flammable liquid fire explosion back-fire relief deliverance apparatus
And back-fire relief rescue mode.
Background technique
Flammable liquid is careless slightly in operational administrative in the links such as production, use, transport, storage, sale, easily makes
At the fire explosion in the industries such as military project, petroleum, chemical industry, general rescue mode is hindered using spray cooling and foam
Combustion.Traditional rescue mode be easy to cause flammable liquid greater area of in naval vessels, military oil depot, petrochemical industry garden (plant area)
Trickling, diffusion form trickling fire, pond fire and detonation, or even ignite other combustibles or explosive substance, lead to more serious calamity
Consequence.
Summary of the invention
In view of the defects existing in the prior art, the present invention provide a kind of flammable liquid fire explosion back-fire relief deliverance apparatus and
Back-fire relief rescue mode can effectively solve the above problems.
The technical solution adopted by the invention is as follows:
The present invention provides a kind of flammable liquid fire explosion back-fire relief deliverance apparatus, comprising: steel cylinder (1), metallic sieve
Support frame (2), metallic sieve (3), back-fire relief seepage flow layer (4), metal screen (5) and metal screen support frame (6)；
The steel cylinder (1) is cavity structure, and one end is liquid feeding end, and the other end is outlet end；In the steel cylinder (1)
The metallic sieve support frame (2) is fixedly mounted in liquid feeding end, and the metal is fixedly mounted in the metallic sieve support frame (2) above
Sieve (3)；The metal screen support frame (6), the metal screen support is fixedly mounted in the outlet end of the steel cylinder (1)
The metal screen (5) are fixedly mounted in frame (6) above；In the steel cylinder (1) and it is located at the metallic sieve (3) and described
In cavity between metal screen (5), the back-fire relief seepage flow layer (4) is installed.
Preferably, filling fire prevention is husky in the cavity between the metallic sieve (3) and the metal screen (5), Huo Zhebu
The fine and closely woven steel wire of multilayer radially is set, and then forms the back-fire relief seepage flow layer (4).
Preferably, the back-fire relief seepage flow layer (4) has the hole flowed through for low sticky degree flammable liquid.
Preferably, the metallic sieve support frame (2) is identical with the structure of the metal screen support frame (6), are as follows: with
Point centered on steel cylinder (1) end face center forms multiple support rods in emitting shape around, each support rod it is another
One end is fixed to the edge of the steel cylinder (1) end face.
Preferably, the section of the steel cylinder (1) is round or rectangle；The metallic sieve (3) and the metal screen
(5) shape is identical as the cross sectional shape of the steel cylinder (1).
The present invention also provides a kind of back-fire relief rescue modes based on flammable liquid fire explosion back-fire relief deliverance apparatus, including
Following steps:
Step 1, multiple flammable liquid fire explosion back-fire relief deliverance apparatus are prepared；And it is the flammable liquid is fiery
Calamity explosion back-fire relief deliverance apparatus is arranged in around flammable liquid storage tank or flammable liquid warehouse；The flammable liquid fire
The arrangement of explosion back-fire relief deliverance apparatus are as follows: the flammable liquid fire explosion back-fire relief deliverance apparatus is droped to the ground, is made described
The axial direction and arrangement place parallel arrangement of the steel cylinder (1) of flammable liquid fire explosion back-fire relief deliverance apparatus；
Step 2, when flammable liquid fire occurs for the place in flammable liquid storage tank or flammable liquid warehouse,
Ablaze low sticky degree flammable liquid is flowed into back-fire relief seepage flow layer (4) after passing through metallic sieve (3)；Wherein, the gold
Belong to the impurity that sieve (3) are used to obstruct in low sticky degree flammable liquid and is flowed into back-fire relief seepage flow layer (4)；
When low sticky degree flammable liquid flows through back-fire relief seepage flow layer (4), due to not enough oxygen, temperature is not achieved
It is fiery, to put out the fire of low sticky degree flammable liquid；Principle are as follows:
First point: back-fire relief seepage flow layer (4) is made of sand grains or the fine and closely woven steel wire of multilayer, can completely cut off outside flammable liquid
The radiant heat generated when burning, prevent into back-fire relief seepage flow layer (4) afterwards liquid surface from forming troposphere；Second point: low viscous
When consistency flammable liquid flows in long and narrow, exiguous space in back-fire relief seepage flow layer (4), ambient substance can be from high temperature combustibility
Energy is absorbed in liquid or flammable steam cloud；Thirdly: flowing through liquid long and narrow, in exiguous space in back-fire relief seepage flow layer (4)
It is not necessarily all close to ignition point, thus, itself also has cooling effect；4th point: due to hole in back-fire relief seepage flow layer (4)
Small, in back-fire relief seepage flow layer (4) when flowing, liquid accounts for greatly low sticky degree flammable liquid again, so, back-fire relief seeps
Air inside fluid layer (4) is seldom；5th point: due to the hole that back-fire relief seepage flow layer (4) is long and narrow, tiny, so, sky can not be formed
Gas bag encloses red-hot flammable liquid surface layer, concurrent condition needed for can not also forming kindling；6th point: liquid is in back-fire relief seepage flow layer
(4) when flowing in long and narrow in, exiguous space, isolation inside and outside air effect is played；By the above six points act, make combustion of just catching fire
When the low sticky degree flammable liquid burnt flows through back-fire relief seepage flow layer (4), after anoxybiotic, cooling, oily fire separation, barrier can reach
The effect of fire source, to make fiery extinguishing；
Step 3, it is quick-fried from flammable liquid fire after the low sticky degree flammable liquid after extinguishing passes through metal screen (5)
The outlet end of fried back-fire relief deliverance apparatus flows outwardly.
Flammable liquid fire explosion back-fire relief deliverance apparatus and back-fire relief rescue mode provided by the invention have the advantage that
The present invention can control trickling, diffusion, the accumulation of flammable liquid fire, and most of flammable liquid can be made to pass through
Extinguish fire source when the present apparatus, is stored back into filling.And it is removable, reusable, manufacturing cost is cheap.
Detailed description of the invention
Fig. 1 is the three dimensional structure diagram of flammable liquid fire explosion back-fire relief deliverance apparatus provided by the invention；
Fig. 2 is the main view of flammable liquid fire explosion back-fire relief deliverance apparatus provided by the invention；
Fig. 3 is the top view of flammable liquid fire explosion back-fire relief deliverance apparatus provided by the invention；
Fig. 4 is the bottom view of flammable liquid fire explosion back-fire relief deliverance apparatus provided by the invention；
Fig. 5 is the structural schematic diagram of metallic sieve provided by the invention；
Fig. 6 is the structural schematic diagram of metal screen provided by the invention；
Fig. 7 is the structural schematic diagram of metallic sieve support frame provided by the invention；
Fig. 8 is the structural schematic diagram of metal screen support frame provided by the invention.
Specific embodiment
In order to which the technical problems, technical solutions and beneficial effects solved by the present invention is more clearly understood, below in conjunction with
Accompanying drawings and embodiments, the present invention will be described in further detail.It should be appreciated that specific embodiment described herein only to
It explains the present invention, is not intended to limit the present invention.
The present invention provides a kind of flammable liquid fire explosion back-fire relief deliverance apparatus, when low sticky degree flammable liquid catches fire
When burning flows through the device, no longer band fire is burnt away.It is large-scale low sticky that the present invention can be placed in military project, petroleum, chemical industry etc.
It spends on flammable liquid tank area, reservoir area or naval vessels, can be solved the problems, such as with the method for " taking away the firewood under the cauldron ", control flammable liquid
Trickling, diffusion, the accumulation of body fire, and most of flammable liquid can be made to extinguish fire source when passing through the present apparatus, it is stored up back into filling
It deposits.And it is removable, reusable, manufacturing cost is cheap.
With reference to Fig. 1-Fig. 8, flammable liquid fire explosion back-fire relief deliverance apparatus, comprising: steel cylinder 1, metallic sieve support
Frame 2, metallic sieve 3, back-fire relief seepage flow layer 4, metal screen 5 and metal screen support frame 6；
Steel cylinder 1 is cavity structure, and one end is liquid feeding end, and the other end is outlet end；
Metallic sieve support frame 2 is fixedly mounted in the liquid feeding end of steel cylinder 1, metallic sieve support frame 2 is fixedly mounted above
Metallic sieve 3.Wherein, metallic sieve 3, for obstructing the sundries inflow device in trickling flammable liquid.Metallic sieve support
Frame 2, for obstructing relatively bigger material inflow device and reinforcement structure intensity in trickling flammable liquid.
Metal screen support frame 6 is fixedly mounted in the outlet end of steel cylinder 1, metal screen support frame 6 is fixedly mounted above
Metal screen 5.Wherein, metal screen 5, for preventing back-fire relief seepage flow layer 4 from overflowing；Metal screen support frame 6, it is flammable for reinforcing
Property liquid fire explode back-fire relief deliverance apparatus bottom structure intensity, prevent inside flammable liquid fire explosion back-fire relief deliverance apparatus
It collapses.
Metallic sieve support frame 2 is identical with the structure of metal screen support frame 6, are as follows: in being with 1 end face center of steel cylinder
Heart point, forms multiple support rods in emitting shape around, and the other end of each support rod is fixed to the side of 1 end face of steel cylinder
Edge.
The section of steel cylinder 1 is round or rectangle；The shape of metallic sieve 3 and metal screen 5, the section with steel cylinder 1
Shape is identical.
In steel cylinder 1 and in the cavity between metallic sieve 3 and metal screen 5, back-fire relief seepage flow layer 4 is installed.Its
In, the fine and closely woven steel wire of filling fire prevention sand or arranging multiplayer radially in the cavity between metallic sieve 3 and metal screen 5,
And then form back-fire relief seepage flow layer 4.Back-fire relief seepage flow layer 4 has the hole flowed through for low sticky degree flammable liquid.
The present invention also provides a kind of back-fire relief rescue modes based on flammable liquid fire explosion back-fire relief deliverance apparatus, including
Following steps:
Step 1, multiple flammable liquid fire explosion back-fire relief deliverance apparatus are prepared；And it is flammable liquid fire is quick-fried
Fried back-fire relief deliverance apparatus is arranged in around flammable liquid storage tank or flammable liquid warehouse；Flammable liquid fire explosion back-fire relief
The arrangement of deliverance apparatus are as follows: flammable liquid fire explosion back-fire relief deliverance apparatus is droped to the ground, keeps flammable liquid fire quick-fried
The axial direction and arrangement place parallel arrangement of the steel cylinder 1 of fried back-fire relief deliverance apparatus；
Step 2, when flammable liquid fire occurs for the place in flammable liquid storage tank or flammable liquid warehouse,
Ablaze low sticky degree flammable liquid is flowed into back-fire relief seepage flow layer 4 after passing through metallic sieve 3；Wherein, metallic sieve 3 is used
Back-fire relief seepage flow layer 4 is flowed into the impurity obstructed in low sticky degree flammable liquid；
According to " burning must satisfy three conditions: combustible, oxidizer, temperature reach ignition point ", make positive ignition
Low sticky degree flammable liquid when flowing through back-fire relief seepage flow layer 4, without enough oxygen, ignition point is not achieved in temperature, to make fire
Extinguish.Concrete principle are as follows:
First point: certain thickness back-fire relief seepage flow layer being formed by sand grains or the fine and closely woven steel wire of multilayer, back-fire relief seepage flow layer can be with
The radiant heat that generates when the flammable liquid burning of isolation outside, prevent into liquid surface after back-fire relief seepage flow layer 4 from being formed pair
Fluid layer；
Second point: when low sticky degree flammable liquid flows in long and narrow, exiguous space in back-fire relief seepage flow layer 4, ambient
Matter can absorb energy from high temperature flammable liquid or flammable steam cloud；
Thirdly: flow through liquid long and narrow, in exiguous space in back-fire relief seepage flow layer 4 be not necessarily all close to ignition point, because
And itself also has cooling effect；
4th point: since hole is small in back-fire relief seepage flow layer 4, low sticky degree flammable liquid flows in back-fire relief seepage flow layer 4
When, liquid accounts for greatly again, so, the air of 4 the inside of back-fire relief seepage flow layer is seldom；
5th point: due to long and narrow, the tiny hole of back-fire relief seepage flow layer 4, so, can not be formed air surround it is red-hot flammable
Liquid-covered, concurrent condition needed for can not also forming kindling；
6th point: when liquid flows in long and narrow, exiguous space in back-fire relief seepage flow layer 4, playing isolation, inside and outside air is made
With；
By the above six points act, when just ablaze low sticky degree flammable liquid being made to flow through back-fire relief seepage flow layer 4, warp
After crossing anoxybiotic, cooling, the effect of oily fire separation, barrier fire source can reach, to make fiery extinguishing；
Step 3, after the low sticky degree flammable liquid after extinguishing passes through metal screen 5, from flammable liquid fire explosion
The outlet end of back-fire relief deliverance apparatus flows outwardly.
Therefore, flammable liquid fire explosion back-fire relief deliverance apparatus provided by the invention is symmetrical structure, and both ends are respectively
Import and export.When a fire, flammable liquid is by metallic sieve support frame 2, metallic sieve 3, into back-fire relief seepage flow layer 4
It (is made of fire prevention sand or fine and closely woven steel wire, the sand of different-grain diameter or the yarn of different meshes can be selected according to flammable liquid type
Net), it is flowed out finally by metal screen 5 and metal screen support frame 6.Flammable liquid is hindered by flammable liquid fire explosion
Fiery deliverance apparatus can reach the effect of oily fire separation, barrier fire source after anoxybiotic, cooling.
Flammable liquid fire explosion back-fire relief deliverance apparatus provided by the invention can be arranged in combustibility as fixation means
Around wet tank, warehouse etc..It can also be controlled to a vacuum pump and be rescued as moveable flammable liquid fire explosion back-fire relief
Equipment, have the advantage that
The device can be reused, and flammable liquid total amount can be reduced, to control total heat；
Compared with traditional liquid fire rescue mode, the present invention rescues more effectively liquid fire, can prevent from being accumulated into
Large-scale trickling fire or a large amount of pond fire, can be reduced the probability of the other inflammable explosive articles of ignition and blasting；It can make most of flammable
Property liquid fire source extinguished by researched and developed facility and device, stored back into filling.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also answered
Depending on protection scope of the present invention.
Claims (6)
1. a kind of flammable liquid fire explosion back-fire relief deliverance apparatus characterized by comprising steel cylinder (1), metallic sieve branch
Support (2), metallic sieve (3), back-fire relief seepage flow layer (4), metal screen (5) and metal screen support frame (6)；
The steel cylinder (1) is cavity structure, and one end is liquid feeding end, and the other end is outlet end；Feed liquor in the steel cylinder (1)
The metallic sieve support frame (2) is fixedly mounted in end, and the metallic sieve is fixedly mounted in the metallic sieve support frame (2) above
(3)；The metal screen support frame (6), the metal screen support frame is fixedly mounted in the outlet end of the steel cylinder (1)
(6) metal screen (5) are fixedly mounted above；In the steel cylinder (1) and it is located at the metallic sieve (3) and the gold
Belong in the cavity between strainer (5), the back-fire relief seepage flow layer (4) is installed.
2. flammable liquid fire explosion back-fire relief deliverance apparatus according to claim 1, which is characterized in that the metallic screen
The fine and closely woven steel wire of filling fire prevention sand or arranging multiplayer radially in cavity between net (3) and the metal screen (5),
And then form the back-fire relief seepage flow layer (4).
3. flammable liquid fire explosion back-fire relief deliverance apparatus according to claim 1, which is characterized in that the back-fire relief seeps
Fluid layer (4) has the hole flowed through for low sticky degree flammable liquid.
4. flammable liquid fire explosion back-fire relief deliverance apparatus according to claim 1, which is characterized in that the metallic screen
Net support frame (2) is identical with the structure of the metal screen support frame (6), are as follows: centered on steel cylinder (1) end face center
Point, forms multiple support rods in emitting shape around, and the other end of each support rod is fixed to the steel cylinder (1)
The edge of end face.
5. flammable liquid fire explosion back-fire relief deliverance apparatus according to claim 1, which is characterized in that the steel cylinder
(1) section is round or rectangle；The shape of the metallic sieve (3) and the metal screen (5), with the steel cylinder (1)
Cross sectional shape it is identical.
6. a kind of back-fire relief rescue based on the described in any item flammable liquid fire explosion back-fire relief deliverance apparatus of claim 1-5
Method, which comprises the following steps:
Step 1, multiple flammable liquid fire explosion back-fire relief deliverance apparatus are prepared；And it is the flammable liquid fire is quick-fried
Fried back-fire relief deliverance apparatus is arranged in around flammable liquid storage tank or flammable liquid warehouse；The flammable liquid fire explosion
The arrangement of back-fire relief deliverance apparatus are as follows: the flammable liquid fire explosion back-fire relief deliverance apparatus is droped to the ground, is made described flammable
Property liquid fire explosion back-fire relief deliverance apparatus steel cylinder (1) axial direction and arrangement place parallel arrangement；
Step 2, it when flammable liquid fire occurs for the place in flammable liquid storage tank or flammable liquid warehouse, is catching fire
The low sticky degree flammable liquid of burning is by being flowed into back-fire relief seepage flow layer (4) after metallic sieve (3)；Wherein, the metallic screen
The impurity that net (3) is used to obstruct in low sticky degree flammable liquid is flowed into back-fire relief seepage flow layer (4)；
When low sticky degree flammable liquid flows through back-fire relief seepage flow layer (4), due to not enough oxygen, kindling is not achieved in temperature
Point, to put out the fire of low sticky degree flammable liquid；Principle are as follows:
First point: back-fire relief seepage flow layer (4) is made of sand grains or the fine and closely woven steel wire of multilayer, can completely cut off outside flammable liquid burning
When the radiant heat that generates, prevent into back-fire relief seepage flow layer (4) afterwards liquid surface from forming troposphere；Second point: low sticky degree
When flammable liquid flows in long and narrow, exiguous space in back-fire relief seepage flow layer (4), ambient substance can be from high temperature flammable liquid
Or energy is absorbed in flammable steam cloud；Thirdly: flowing through in back-fire relief seepage flow layer (4) liquid long and narrow, in exiguous space not
It is all close to ignition point, thus, itself also has cooling effect；4th point: low since hole is small in back-fire relief seepage flow layer (4)
In back-fire relief seepage flow layer (4) when flowing, liquid accounts for greatly viscosity flammable liquid again, so, back-fire relief seepage flow layer
(4) air inside is seldom；5th point: due to the hole that back-fire relief seepage flow layer (4) is long and narrow, tiny, so, air packet can not be formed
Red-hot flammable liquid surface layer is enclosed, concurrent condition needed for can not also forming kindling；6th point: liquid is in back-fire relief seepage flow layer (4)
In when flowing in long and narrow, exiguous space, play isolation inside and outside air effect；By the above six points act, make positive ignition
Low sticky degree flammable liquid when flowing through back-fire relief seepage flow layer (4), after anoxybiotic, cooling, can reach oily fire separation, barrier fire
The effect in source, to make fiery extinguishing；
Step 3, the low sticky degree flammable liquid after extinguishing from flammable liquid fire explosion by hindering after metal screen (5)
The outlet end of fiery deliverance apparatus flows outwardly.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910238285.5A CN109821167A (en) | 2019-03-27 | 2019-03-27 | Flammable liquid fire explosion back-fire relief deliverance apparatus and back-fire relief rescue mode |
| PCT/CN2019/117690 WO2020192139A1 (en) | 2019-03-27 | 2019-11-12 | Flammable liquid fire and explosion fire resistance rescue apparatus and fire resistance rescue method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910238285.5A CN109821167A (en) | 2019-03-27 | 2019-03-27 | Flammable liquid fire explosion back-fire relief deliverance apparatus and back-fire relief rescue mode |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109821167A true CN109821167A (en) | 2019-05-31 |
Family
ID=66872520
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910238285.5A Pending CN109821167A (en) | 2019-03-27 | 2019-03-27 | Flammable liquid fire explosion back-fire relief deliverance apparatus and back-fire relief rescue mode |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN109821167A (en) |
| WO (1) | WO2020192139A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020192139A1 (en) * | 2019-03-27 | 2020-10-01 | 中国船舶重工集团国际工程有限公司 | Flammable liquid fire and explosion fire resistance rescue apparatus and fire resistance rescue method |
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- 2019-11-12 WO PCT/CN2019/117690 patent/WO2020192139A1/en active Application Filing
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| Publication number | Publication date |
|---|---|
| WO2020192139A1 (en) | 2020-10-01 |
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