CN105920762A - Pre-mixing type high-expansion foam generation device - Google Patents
Pre-mixing type high-expansion foam generation device Download PDFInfo
- Publication number
- CN105920762A CN105920762A CN201610250425.7A CN201610250425A CN105920762A CN 105920762 A CN105920762 A CN 105920762A CN 201610250425 A CN201610250425 A CN 201610250425A CN 105920762 A CN105920762 A CN 105920762A
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- Prior art keywords
- foam
- expansion foam
- expansion
- premix
- generating equipment
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Classifications
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C5/00—Making of fire-extinguishing materials immediately before use
- A62C5/02—Making of fire-extinguishing materials immediately before use of foam
-
- 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
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C31/00—Delivery of fire-extinguishing material
- A62C31/02—Nozzles specially adapted for fire-extinguishing
- A62C31/12—Nozzles specially adapted for fire-extinguishing for delivering foam or atomised foam
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- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The invention provides a pre-mixing type high-expansion foam generation device. The device comprises a high-expansion foam generator, a high-expansion foam pre-mixing pressure tank and a compression gas bottle; pre-mixing foam liquid is contained in the high-expansion foam pre-mixing pressure tank, and enters the high-expansion foam generator through high-pressure gas in the compression gas bottle, and high-expansion foam is generated; and under the condition that the exterior does not have water and electricity, a large amount of high-expansion foam can be rapidly and efficiently generated, and released to a liquefied natural gas leakage area, and liquefied natural gas diffusion and fire danger are effectively controlled.
Description
Technical field
The present invention relates to fire-fighting and utilize technical field, particularly relate to a kind of premixed type high expansion foam and fill
Put.
Background technology
In recent years, while liquefied natural gas Industry Quick Development, On Lng Leakage diffusion fire
Accident occurs the most again and again.Spread fire incident currently for On Lng Leakage, mainly have following two
Control measure: (1) uses fire water dilution liquefied natural gas (LNG) vapor concentration, and controls incendiary source around；(2)
Use fixed high-expansion foam-generating equipment, such as liquefied natural gas receiving station tank field etc..Both measures
(fire-fighting) water all there is is the biggest dependency, especially with fire water, great lot of water resources will be consumed,
Existing high-expansion foam-generating equipment then needs to produce high expansion foam with the water of certain pressure, this
The liquefied natural gas yard On Lng Leakages such as water resources shortage, scene of the accident water resource be limited are expanded
Dissipate fire scenario, it may be difficult to effectively control On Lng Leakage diffusion fire.
Simultaneously when there is On Lng Leakage diffusion fire, as the fastest speed is natural to liquefaction
A large amount of high expansion foam is discharged in gas leakage region, is effectively to control On Lng Leakage fire incident to expand
Key factor.
The current commonly used powder system of current domestic liquefied natural gas filling station as fire-fighting emergent means,
The effect of being effectively protected cannot be played when there is On Lng Leakage；And in liquefied natural gas receiving station
Etc. yard, the fixed high expansion foam generation system of general employing is higher to water and automatically controlled requirement.
Summary of the invention
The present invention provides a kind of premixed type high-expansion foam-generating equipment, and it is the anhydrous situation without electricity in the external world
Under, can a large amount of high expansion foam of generation rapidly and efficiently, be discharged into On Lng Leakage region, effectively
Control liquefied natural gas diffusion and fire hazard.
For solving above-mentioned technical problem, the invention provides premixed type high-expansion foam-generating equipment, its bag
Include high-expansion foam generator, high expansion foam premix pressurized tank and compressed gas cylinder, pre-at high expansion foam
Equipped with premix foam solution in mixed pressurized tank, premix foam solution is made to enter by the gases at high pressure in compressed gas cylinder
In high-expansion foam generator, produce high expansion foam.
Described premixed type high-expansion foam-generating equipment also includes air inlet pipe, air relief valve, relief valve, pressure
Table, filter, the first switch valve, drain pipe, second switch valve, rush discharging tube and fire hose.
Described high expansion foam premix pressurized tank on be provided with relief valve, Pressure gauge, filter, first
Switch valve, drain pipe, rush discharging tube, rush discharging tube and be arranged on described high expansion foam premix pressurized tank
Bottom, is provided with second switch valve rushing on discharging tube.
Second switch valve carries out filling of foam solution with filling discharging tube for premixing pressurized tank to high expansion foaming agent
Row's operation.
Drain pipe connects high-expansion foam generator by fire hose.
Compressed gas cylinder is connected on described high expansion foam premix pressurized tank by air inlet pipe, in air inlet pipe
Air relief valve is installed.
Described premixed type high-expansion foam-generating equipment also includes mobile pallet, is used for making whole premixed type high
The movement of expansion of foam generating means.
Present invention also offers the using method of above-mentioned premixed type high-expansion foam-generating equipment, particularly as follows:
Open air relief valve, allow compressed gas cylinder inner high voltage gas enter the pre-mixed pressure of high expansion foaming agent through air inlet pipe
Power tank, opens the first switch valve, will be stored under a constant in high expansion foaming agent premix pressurized tank
Premix foam solution with certain flow rate through filter from drain pipe extrude, entered fire hose enter high multiple
Foam maker, produce high expansion foam, rapidly and efficiently be applied to On Lng Leakage region, reach
To the effect controlling liquefied natural gas diffusion fire.
Beneficial effects of the present invention:
The present invention provide premixed type high-expansion foam-generating equipment have the advantage that (1) avoid to water,
The dependence of electricity, it is adaptable to the liquefaction that water resource lacks or under accident condition, water source does not reaches requirement is natural
Gas yard；
(2) use premix foam solution, be stored in pressure foam liquid storage tank, can be fast under compression pressure
Speed produces high expansion foam, eliminates the time of conventional high expansion foam configuration, and it is right to realize the very first time
Effective control of On Lng Leakage diffusion fire, it is ensured that the effectiveness of foam solution and emergent time quick
Property；
(3) change the pressure of compressed gas and then change the pressure in foam tank, sending out regulating high expansion foam
Bubble times, it is achieved the optimized control to On Lng Leakage diffusion fire.
Accompanying drawing explanation
Fig. 1-premixed type high-expansion foam-generating equipment schematic diagram.
Detailed description of the invention
The invention provides premixed type high-expansion foam-generating equipment, it include high-expansion foam generator,
High expansion foam premix pressurized tank and compressed gas cylinder, equipped with premix bubble in high expansion foam premix pressurized tank
Foam liquid, makes premix foam solution enter in high-expansion foam generator by the gases at high pressure in compressed gas cylinder,
Produce high expansion foam.
Described premixed type high-expansion foam-generating equipment also includes air inlet pipe, air relief valve, relief valve, pressure
Table, filter, the first switch valve, drain pipe, second switch valve, rush discharging tube and fire hose.
Described high expansion foam premix pressurized tank on be provided with relief valve, Pressure gauge, filter, first
Switch valve, drain pipe, rush discharging tube, rush discharging tube and be arranged on described high expansion foam premix pressurized tank
Bottom, is provided with second switch valve rushing on discharging tube.
Second switch valve carries out filling of foam solution with filling discharging tube for premixing pressurized tank to high expansion foaming agent
Row's operation.
Drain pipe connects high-expansion foam generator by fire hose.
Compressed gas cylinder is connected on described high expansion foam premix pressurized tank by air inlet pipe, in air inlet pipe
Air relief valve is installed.
Described premixed type high-expansion foam-generating equipment also includes mobile pallet, is used for making whole premixed type high
The movement of expansion of foam generating means.
Present invention also offers the using method of above-mentioned premixed type high-expansion foam-generating equipment, particularly as follows:
Open air relief valve, allow compressed gas cylinder inner high voltage gas enter the pre-mixed pressure of high expansion foaming agent through air inlet pipe
Power tank, opens the first switch valve, will be stored under a constant in high expansion foaming agent premix pressurized tank
Premix foam solution with certain flow rate through filter from drain pipe extrude, entered fire hose enter high multiple
Foam maker, produce high expansion foam, rapidly and efficiently be applied to On Lng Leakage region, reach
To the effect controlling liquefied natural gas diffusion fire.
Premixed type foam solution is stored in pressurized tank by the present invention, in use, uses compressed gas to steep
Foam hydraulic pressure goes out, it is to avoid in yard, general high-expansion foam generator needs certain pressure and the limit of flow velocity water
System, applicable surface is wider；Saved the time of configuration foam solution simultaneously.
Embodiment and accompanying drawing is below used to describe embodiments of the present invention in detail, whereby to the present invention such as
What application technology means solves technical problem, and the process that realizes reaching technique effect can fully understand also
Implement according to this.
As it is shown in figure 1, the present invention provides premixed type high-expansion foam-generating equipment, including high expansion foam
Generator 15, high expansion foam premix pressurized tank 9, compressed gas cylinder 1, air inlet pipe 2, air relief valve 3, peace
Full valve 4, Pressure gauge 5, filter the 6, first switch valve 7, drain pipe 8, second switch valve 11, punching
Discharging tube 12, fire hose 14 and mobile pallet 13.On described high expansion foam premix pressurized tank 9
Relief valve 4, Pressure gauge 5, filter the 6, first switch valve 7, drain pipe 8 are installed, rush discharging tube
12, rush discharging tube 12 and be arranged on the bottom of described high expansion foam premix pressurized tank 9, rush discharging tube
Second switch valve 11 is installed on 12, second switch valve 11 with fill discharging tube 12 for high expansion foam
What liquid premix pressurized tank carried out foam solution fills row's operation.Drain pipe 8 connects high multiple by fire hose and steeps
Foam generator.Compressed gas cylinder 1 is connected on described high expansion foam premix pressurized tank 9 by air inlet pipe 2,
Air inlet pipe 2 is provided with air relief valve 3.
When there is On Lng Leakage diffusion fire, high-expansion foam generator 15 is moved to the sky that liquefies
So gas leakage areas adjacent, opens air relief valve 2 simultaneously, allows compressed gas cylinder 1 inner high voltage gas through air inlet pipe 3
Enter foam solution premix pressurized tank 9, open the first switch valve 7, foam solution will be premixed under a constant
10 extrude from drain pipe 8 through filter 6 with certain flow rate, enter fire hose 14 and enter high multiple bubble
Foam generator 15, produce high expansion foam, rapidly and efficiently be applied to On Lng Leakage region, reach
To the effect controlling liquefied natural gas diffusion fire.
All above-mentioned primary implement these intellectual properties, do not set limit other forms enforcement this
Plant new product and/or new method.Those skilled in the art will utilize this important information, and foregoing is revised,
To realize similar implementation status.But, all modifications or transformation belong to reservation based on new product of the present invention
Right.
The above, be only presently preferred embodiments of the present invention, is not that the present invention makees other form
Restriction, any those skilled in the art are changed possibly also with the technology contents of the disclosure above
Or it is modified as the Equivalent embodiments of equivalent variations.But every without departing from technical solution of the present invention content, depend on
Any simple modification, equivalent variations and remodeling above example made according to the technical spirit of the present invention,
Still fall within the protection domain of technical solution of the present invention.
Claims (8)
1. a premixed type high-expansion foam-generating equipment, it is characterised in that: include that high expansion foam occurs
Device, high expansion foam premix pressurized tank and compressed gas cylinder, equipped with in advance in high expansion foam premix pressurized tank
Mixed foam solution, makes premix foam solution enter into high expansion foam by the gases at high pressure in compressed gas cylinder and occurs
In device, produce high expansion foam.
2. premixed type high-expansion foam-generating equipment as claimed in claim 1, it is characterised in that: described
Premixed type high-expansion foam-generating equipment also includes air inlet pipe, air relief valve, relief valve, Pressure gauge, filtration
Device, the first switch valve, drain pipe, second switch valve, rush discharging tube and fire hose.
3. premixed type high-expansion foam-generating equipment as claimed in claim 1 or 2, it is characterised in that:
Described high expansion foam premix pressurized tank is provided with relief valve, Pressure gauge, filter, the first switch
Valve, drain pipe, rush discharging tube, rush discharging tube and be arranged on the bottom of described high expansion foam premix pressurized tank,
Rushing, second switch valve is installed on discharging tube.
4. the premixed type high-expansion foam-generating equipment as described in claims 1 to 3, it is characterised in that:
Second switch valve is made for the row that fills carrying out foam solution to high expansion foaming agent premix pressurized tank with filling discharging tube
Industry.
5. the premixed type high-expansion foam-generating equipment as described in Claims 1-4, it is characterised in that:
Drain pipe connects high-expansion foam generator by fire hose.
6. the premixed type high-expansion foam-generating equipment as described in claim 1 to 5, it is characterised in that:
Compressed gas cylinder is connected on described high expansion foam premix pressurized tank by air inlet pipe, installs in air inlet pipe
There is air relief valve.
7. the premixed type high-expansion foam-generating equipment as described in claim 1 to 6, it is characterised in that:
Described premixed type high-expansion foam-generating equipment also includes mobile pallet, is used for making whole premixed type height multiple
The movement of foam-making apparatus.
8. the using method of premixed type high-expansion foam-generating equipment described in claim 1 to 7, its feature
It is:
Open air relief valve, allow compressed gas cylinder inner high voltage gas enter the pre-mixed pressure of high expansion foaming agent through air inlet pipe
Power tank, opens the first switch valve, will be stored under a constant in high expansion foaming agent premix pressurized tank
Premix foam solution with certain flow rate through filter from drain pipe extrude, entered fire hose enter high multiple
Foam maker, produce high expansion foam, rapidly and efficiently be applied to On Lng Leakage region, reach
To the effect controlling liquefied natural gas diffusion fire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610250425.7A CN105920762A (en) | 2016-04-21 | 2016-04-21 | Pre-mixing type high-expansion foam generation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610250425.7A CN105920762A (en) | 2016-04-21 | 2016-04-21 | Pre-mixing type high-expansion foam generation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105920762A true CN105920762A (en) | 2016-09-07 |
Family
ID=56838680
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610250425.7A Pending CN105920762A (en) | 2016-04-21 | 2016-04-21 | Pre-mixing type high-expansion foam generation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105920762A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109258098A (en) * | 2018-09-26 | 2019-01-25 | 中国铁建重工集团有限公司 | A kind of cotton picker and its spraying fire-extinguishing system |
| CN110478829A (en) * | 2018-05-14 | 2019-11-22 | 中国石油化工股份有限公司 | A kind of emergence treating method and system inhibiting LNG steam diffusion and liquid pool fire |
| RU208103U1 (en) * | 2020-12-01 | 2021-12-02 | Общество с ограниченной ответственностью "Пожнефтехим" | MOBILE FIRE UNIT |
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| US3709302A (en) * | 1971-07-08 | 1973-01-09 | H Stults | Self-contained foam fire extinguishing system |
| US3830309A (en) * | 1973-11-16 | 1974-08-20 | Foamex Protection Corp | Fire extinguishing apparatus |
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| CN204021620U (en) * | 2014-08-02 | 2014-12-17 | 西华大学 | A kind of carwash foam-generating device |
| CN104989956A (en) * | 2015-05-27 | 2015-10-21 | 中国石油化工股份有限公司 | Skid-mounted LNG leakage diffusion restrain and emergency device for LNG stations |
| CN105327475A (en) * | 2015-11-12 | 2016-02-17 | 中国石油化工股份有限公司 | Energy storage type compressed gas foam fire extinguishing device |
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| CN202136720U (en) * | 2011-03-29 | 2012-02-08 | 西安新竹实业有限责任公司 | Movable foam fire extinguishing apparatus |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110478829A (en) * | 2018-05-14 | 2019-11-22 | 中国石油化工股份有限公司 | A kind of emergence treating method and system inhibiting LNG steam diffusion and liquid pool fire |
| CN110478829B (en) * | 2018-05-14 | 2021-07-06 | 中国石油化工股份有限公司 | Emergency disposal method and system for inhibiting LNG (liquefied Natural gas) vapor diffusion and liquid pool fire |
| CN109258098A (en) * | 2018-09-26 | 2019-01-25 | 中国铁建重工集团有限公司 | A kind of cotton picker and its spraying fire-extinguishing system |
| RU208103U1 (en) * | 2020-12-01 | 2021-12-02 | Общество с ограниченной ответственностью "Пожнефтехим" | MOBILE FIRE UNIT |
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| C10 | Entry into substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160907 |
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| RJ01 | Rejection of invention patent application after publication |