CN105664401A - Radial water mist fire extinguishing system for oil storage tank - Google Patents
Radial water mist fire extinguishing system for oil storage tank Download PDFInfo
- Publication number
- CN105664401A CN105664401A CN201610105101.4A CN201610105101A CN105664401A CN 105664401 A CN105664401 A CN 105664401A CN 201610105101 A CN201610105101 A CN 201610105101A CN 105664401 A CN105664401 A CN 105664401A
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- China
- Prior art keywords
- storage tank
- water
- metal
- high pressure
- extinguishing system
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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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
-
- 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
Abstract
The invention discloses a radial water mist fire extinguishing system for an oil storage tank. A metal support suspended on the oil surface is arranged in the oil storage tank. A water mist injection device is fixedly arranged on the metal support and communicates with a high-pressure water supply device outside the oil storage tank through a pipeline. The metal support is formed by two to three aluminum alloy rings forming a concentric circle structure and reinforcing ribs connected among the aluminum alloy rings. The bottoms of the aluminum alloy rings/reinforcing ribs are provided with supporting floating balls. The water mist injection device is composed of a high-pressure water collection device arranged in the center of circle of the aluminum alloy rings and eight metal pipes radially and equally distributed on the periphery of the high-pressure water collection device. The eight radial metal pipes are located in the same plane and communicate with the high-pressure water collection device. Water mist spray nozzles are arranged on each metal pipe at intervals in the length direction and provided with downward openings. By the adoption of the radial water mist fire extinguishing system for the oil storage tank, the fire in the oil storage tank is extinguished quickly and effectively, and the temperature in a tank body is lowered effectively and rapidly, so that secondary recrudescence and explosion of the oil storage tank are prevented.
Description
Technical field:
The present invention relates to a kind of radial fine water mist fire-extinguishing system of storage tank, belong to fire-fighting and Fire Science technical field.
Background technology:
In recent years, the sharp increase day by day of oil product consumption, storage tank fire accidents accident is frequently occurred by China. And the fire extinguishing speed of conventional foam Firefighting System is slow, waste fire-fighting medium phenomenon is very serious, also can produce secondary pollution; Meanwhile, the oil product after fire extinguishing also is difficult to be utilized due to the pollution of foam, and financial loss is bigger. It is crucial that during employing froth fire extinguishing system, the temperature in tank still keeps high temperature after fire extinguishing, once the foam volume applied is inadequate, due to the shattered to pieces of foam a large amount of under high temperature it is also possible to cause part pasta again exposed, produce two resume combustion. Once resume combustion, due to the existence of high-concentration oil vapor in tank body, blast fierce instantaneously can be produced. In tank body, the fire extinguishing procedure of flammable liquid it is crucial that want temperature in rapid decrease tank while effectively putting out fire. This purpose just can be reached consequently, it is desirable to improved the fire-fighting mode of storage tank. Improved a kind of radial fine water mist fire-extinguishing system of storage tank not only can put out storage tank fire quickly and efficiently, it is also possible to effectively reduces the temperature in tank body after fire extinguishing so that it is lower than point of ignition, avoids two resume combustion. The radial fine water mist fire-extinguishing system of a kind of storage tank of the present invention can also be applied to the fire extinguishing of all flammable liquid storage tanks.
Summary of the invention:
For overcoming the defect of prior art, it is an object of the invention to provide a kind of radial fine water mist fire-extinguishing system of storage tank, tank fire is played both fast, effectively put out a fire, have fast, effectively reduce temperature in tank body, to prevent the two of storage tank resume combustion and blasts.
Technical solution problem of the present invention adopts following technical scheme:
A kind of radial fine water mist fire-extinguishing system of storage tank:
Arranging the through metal being suspended on pasta in storage tank, be fixedly installed water mists jet apparatus on described through metal, described water mists jet apparatus is connected with the high pressure water feeder of storage tank outside by pipeline;
Described through metal is made up of 2～3 aluminium alloy circles forming concentric structure and the stiffening web that is connected between aluminium alloy circle, is provided with support ball float in the bottom of described aluminium alloy circle/stiffening web;
By being located at, the high pressure water condensing funnel of aluminium alloy circle circle centre position and eight metal tube that decile is distributed in high pressure water condensing funnel periphery radially is formed described water mists jet apparatus, eight radial metal tubes are in same plane and are connected with high pressure water condensing funnel separately, and each metal tube is interval with downward opening water mists nozzle along its length.
Described stiffening web is set to eight, eight stiffening webs radially decile be distributed on the circumferential direction of aluminium alloy circle; Described support ball float is set to four, four ball float deciles are distributed on the circumferential direction of aluminium alloy circle, and each ball float shape is ellipsoid or spherical, adopt 0.2～0.5 millimeter of stainless steel plate to make, and through rotproofing and the water test, each volume is 0.10～0.60 cubic metre.
Described metal tube totally eight, material is stainless steel tube, pipe internal diameter is 32～40 millimeters, wall thickness 5 millimeters, one end of each metal tube is connected in high pressure water condensing funnel, the other end is closed and distance oil storage tank inner-wall 30～60 centimetres, and it is 10 ° that the far-end of each metal tube has 30 centimetres of parts to tilt angle upward, and is also provided with a water mists nozzle at the middle part of the section of tilting upward.
Described water mists nozzle is that stainless steel is made, jet angle is 120 °, water inlet caliber is 1.5～2 centimetres, fogdrop diameter is 100～150 microns, the spacing of each water mists nozzle (10) is 1.2～1.5 meters, lower to 2～5 centimetres apart from radial metal tube of outlet, distance pasta is 50～60 centimetres.
Described locked engagement device is common metal fire-fighting shifting coupling, diameter 50～75 millimeters.
The feed-water end of described high pressure metal hose is connected with shifting coupling, and described shifting coupling is connected with elevated tank by water conveyance steel tube, and is provided with high-pressure fire service pump on water conveyance steel tube.
Described water condensing funnel is made up of stainless steel tube, diameter is 30 centimetres, wall thickness is 3～4 millimeters, it is highly 40 centimetres, bottom is closed, top integral type is provided with the stainless steel pipe connecting that length is 20 centimetres, diameter is 50～75 millimeters, and locked engagement device is installed in stainless steel pipe connecting upper end, and described resistance to high pressure locked engagement device is connected with high pressure metal hose by its feed high pressure water.
Compared with the prior art, the useful effect of the present invention is embodied in:
(1) the fire extinguishing speed of the radial fine water mist fire-extinguishing system of a kind of storage tank of the present invention is fast, fire-fighting efficiency height, and can the temperature of inflammable gas in rapid decrease storage tank, the temperature of inflammable gas in storage tank can be made after fire extinguishing to reach less than 200 DEG C. Overcome the shortcoming that fire-fighting efficiency is low, waste foam is serious of tradition tank body froth fire extinguishing system. Meet the object and technical requirements of effectively putting out tank fire.
(2) a kind of radial fine water mist fire-extinguishing system of storage tank of the present invention is adopted buoyancy support and is supported by four ball floats, it is possible to remain the outlet of fire extinguishing water mists nozzle and the distance of liquid level constant.
(3) structure of the radial fine water mist fire-extinguishing system of a kind of storage tank of the present invention is simple, both ensure that the effectively object of fire extinguishing and the object of cooling, reaches again that weight is light, volume is little, economic and practical, install, transformation, feature easy to maintenance.
(4) the present invention devises the folding section of rising in 10 ° of angles upward that the remote design length at eight radial metal tubes of resistance to high pressure is 30 centimetres especially, and there are also installed a water mists nozzle at the middle position of this section of folding, even if ensure that overall Firefighting System is due to the position, center not being in tank body that drifts about, also water mists can be ejected near storage tank wall face near zone, meet the requirement of quick extinguishing.
Accompanying drawing illustrates:
Fig. 1 is the system schematic of the present invention; Fig. 2 is the high pressure water condensing funnel structure iron of the present invention; Fig. 3 is the buoyancy support of the present invention and radial metal tube structural representation.
Number in the figure: 1-elevated tank; 2-high-pressure fire service pump; 3-water conveyance steel tube; 4-shifting coupling; 5-high pressure metal hose; 6-high pressure water condensing funnel; 7-through metal; 8-supports ball float; 9-metal tube; 10-water mists nozzle; 11-feeds water pipe; 12-water level gauge; The resistance to high pressure locked engagement device of 13-; 14-stiffening web.
Below by way of embodiment, and the invention will be further described by reference to the accompanying drawings.
Embodiment:
It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually. Below with reference to the accompanying drawings and come the present invention is described in detail in conjunction with the embodiments.
Embodiment: the radial fine water mist fire-extinguishing system of the storage tank of the present embodiment, it arranges the through metal 7 being suspended on pasta in storage tank, being fixedly installed water mists jet apparatus on through metal 7, this water mists jet apparatus is connected with the high pressure water feeder of storage tank outside by pipeline;
Through metal 7 is made up of the individual aluminium alloy circle forming concentric structure of 2-3 and the stiffening web 14 being connected between aluminium alloy circle, it is provided with in the bottom of aluminium alloy circle/stiffening web and supports ball float 8, for through metal 7 and superfine spray jet apparatus are suspended in pasta.
By being located at, the high pressure water condensing funnel 6 of aluminium alloy circle circle centre position and eight metal tube 9 that decile is distributed in high pressure water condensing funnel 6 periphery radially is formed water mists jet apparatus, eight radial metal tubes 9 are in same plane and are connected with high pressure water condensing funnel 6 separately, and each metal tube 9 is interval with downward opening water mists nozzle 10 along its length.
In specifically arranging, stiffening web 14 is set to eight, eight stiffening webs radially decile be distributed on the circumferential direction of aluminium alloy circle; Support ball float 8 and it is set to four, four ball float deciles are distributed on the circumferential direction of aluminium alloy circle, each ball float shape is ellipsoid or spherical, 0.2～0.5 millimeter of stainless steel plate is adopted to make, and through rotproofing and the water test, each volume is 0.10～0.60 cubic metre, supports ball float for support is suspended in pasta.
Radial metal tube 9 totally eight, material is stainless steel tube, pipe internal diameter is 32～40 millimeters, wall thickness 5 millimeters, one end of each metal tube 9 is connected in high pressure water condensing funnel 6, the other end is closed and distance oil storage tank inner-wall 30～60 centimetres, and it is 10 ° that the far-end of each metal tube has 30 centimetres of parts to tilt angle upward, and is also provided with a water mists nozzle 10 at the middle part of the section of tilting upward.
Water condensing funnel 6 is made up of stainless steel tube, diameter is 30 centimetres, wall thickness is 3～4 millimeters, it is highly 40 centimetres, bottom is closed, top integral type is provided with the stainless steel pipe connecting that length is 20 centimetres, diameter is 50～75 millimeters, and locked engagement device 13 is installed in stainless steel pipe connecting upper end, and resistance to high pressure locked engagement device 13 is connected by its feed high pressure water with high pressure metal hose 5.
In embody rule, the model of each parts or concrete set-up mode as follows described in:
Water mists nozzle 10 is made for stainless steel, jet angle is 120 °, water inlet caliber is 1.5～2 centimetres, fogdrop diameter is 100～150 microns, the spacing of each water mists nozzle (10) is 1.2～1.5 meters, lower to 2～5 centimetres apart from radial metal tube 9 of outlet, distance pasta is 50～60 centimetres.
Locked engagement device 13 is common metal fire-fighting shifting coupling, diameter 50～75 millimeters.
The feed-water end of high pressure metal hose 5 is connected with shifting coupling 4, shifting coupling 4 is connected with elevated tank 1 by water conveyance steel tube 3, and on water conveyance steel tube 3, it is provided with high-pressure fire service pump 2, elevated tank 1 is also communicated with supply water pipe 11, this supply water pipe is plastics tubing, diameter is 50～75 millimeters, is connected with neighbouring running water pipe.
The principle of work of the present invention describes as follows:
High-pressure fire service pump 2 supplies high pressure water condensing funnel 6 through water conveyance steel tube 3, shifting coupling 4, high pressure metal hose 5 after being pressurizeed by the tap water in elevated tank 1, high pressure water condensing funnel 6 supplies eight radial metal tubes 9 by with fire extinguishing moisture eight tunnel of certain pressure simultaneously, the water mists nozzle 10 being arranged on metal tube 9 ejects the enough water mists of fineness, water mists fills the air and covers the liquid level that whole tank body burns, the pasta of burning is subject to the coupling suffocating, cool and impacting of water mists, fray-out of flame. Meanwhile, water mists rapid evaporation process absorbs a large amount of heat, make temperature rapid decrease in tank and can lower than its ignition temperature (generally can reach less than 200 DEG C). In storage tank, this Firefighting System one-piece construction weight is undertaken by through metal, and holds up under the effect of pasta buoyancy lift by being arranged on four below through metal support ball float, makes the distance that water mists jet exit and pasta keep constant. Elevation of water surface in water tank is shown by water level gauge 12, and water level is not enough, and Open valve supplementary feed, closes feedwater automatically after reaching certain water level. Pressure tight metal flexible pipe adopts locked engagement device to be connected with water condensing funnel, prevents from threading off.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations. Within the spirit and principles in the present invention all, any amendment of doing, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (7)
1. the radial fine water mist fire-extinguishing system of storage tank, it is characterised in that:
The through metal (7) being suspended on pasta is set in storage tank, being fixedly installed water mists jet apparatus on described through metal (7), described water mists jet apparatus is connected with the high pressure water feeder of storage tank outside by pipeline;
Described through metal (7) is made up of 2～3 aluminium alloy circles forming concentric structure and the stiffening web (14) that is connected between aluminium alloy circle, is provided with in the bottom of described aluminium alloy circle/stiffening web and supports ball float (8);
By being located at, the high pressure water condensing funnel (6) of aluminium alloy circle circle centre position and eight metal tube (9) that decile is distributed in high pressure water condensing funnel (6) periphery radially is formed described water mists jet apparatus, eight radial metal tubes (9) are in same plane and are connected with high pressure water condensing funnel (6) separately, and each metal tube (9) is interval with downward opening water mists nozzle (10) along its length.
2. a kind of radial fine water mist fire-extinguishing system of storage tank according to claim 1, it is characterised in that, described stiffening web (14) is set to eight, eight stiffening webs radially decile be distributed on the circumferential direction of aluminium alloy circle; Described support ball float (8) is set to four, four ball float deciles are distributed on the circumferential direction of aluminium alloy circle, and each ball float shape is ellipsoid or spherical, adopt 0.2～0.5 millimeter of stainless steel plate to make, and through rotproofing and the water test, each volume is 0.10～0.60 cubic metre.
3. a kind of radial fine water mist fire-extinguishing system of storage tank according to claim 1, it is characterized in that, described metal tube (9) totally eight, material is stainless steel tube, pipe internal diameter is 32～40 millimeters, wall thickness 5 millimeters, one end of each metal tube (9) is connected in high pressure water condensing funnel (6), the other end is closed and distance oil storage tank inner-wall 30～60 centimetres, it is 10 ° that the far-end of each metal tube has 30 centimetres of parts to tilt angle upward, and is also provided with a water mists nozzle (10) at the middle part of the section of tilting upward.
4. a kind of radial fine water mist fire-extinguishing system of storage tank according to claim 1, it is characterized in that, described water mists nozzle (10) is made for stainless steel, jet angle is 120 °, water inlet caliber is 1.5～2 centimetres, and fogdrop diameter is 100～150 microns, and the spacing of each water mists nozzle (10) is 1.2～1.5 meters, lower to 2～5 centimetres apart from radial metal tube (9) of outlet, distance pasta is 50～60 centimetres.
5. a kind of radial fine water mist fire-extinguishing system of storage tank according to claim 1, it is characterised in that, described locked engagement device (13) is common metal fire-fighting shifting coupling, diameter 50～75 millimeters.
6. a kind of radial fine water mist fire-extinguishing system of storage tank according to claim 1, it is characterized in that, the feed-water end of described high pressure metal hose (5) is connected with shifting coupling (4), described shifting coupling (4) is connected with elevated tank (1) by water conveyance steel tube (3), and is provided with high-pressure fire service pump (2) on water conveyance steel tube (3).
7. a kind of radial fine water mist fire-extinguishing system of storage tank according to claim 1, it is characterized in that, described high pressure water condensing funnel (6) is made up of stainless steel tube, diameter is 30 centimetres, wall thickness is 3～4 millimeters, it is highly 40 centimetres, bottom is closed, top integral type is provided with the stainless steel pipe connecting that length is 20 centimetres, diameter is 50～75 millimeters, locked engagement device (13) is installed in stainless steel pipe connecting upper end, and described resistance to high pressure locked engagement device (13) is connected by its feed high pressure water with high pressure metal hose (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610105101.4A CN105664401A (en) | 2016-02-25 | 2016-02-25 | Radial water mist fire extinguishing system for oil storage tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610105101.4A CN105664401A (en) | 2016-02-25 | 2016-02-25 | Radial water mist fire extinguishing system for oil storage tank |
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| Publication Number | Publication Date |
|---|---|
| CN105664401A true CN105664401A (en) | 2016-06-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610105101.4A Pending CN105664401A (en) | 2016-02-25 | 2016-02-25 | Radial water mist fire extinguishing system for oil storage tank |
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| CN (1) | CN105664401A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106621120A (en) * | 2016-12-16 | 2017-05-10 | 安徽建筑大学 | Crisscross water mist fire shield system |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2456526A1 (en) * | 1979-05-14 | 1980-12-12 | Flandre Rene | Automatic fire-fighting equipment for floating roof oil tank - includes quick release mechanism delivering gas-propelled flame extinguisher |
| US5573068A (en) * | 1994-06-14 | 1996-11-12 | Council Of Scientific & Industrial Research | Apparatus for extinguishing fires in oil storage tanks |
| JP2000140142A (en) * | 1998-11-18 | 2000-05-23 | Nippon Dry Chem Co Ltd | Fire extinguishing device for floating roof tank |
| CN101036829A (en) * | 2006-03-17 | 2007-09-19 | 株式会社初田制作所 | Fire-extinguishing method of a pool fire |
| CN202777517U (en) * | 2012-09-26 | 2013-03-13 | 镇海国家石油储备基地有限责任公司 | Oil tank foam fire-fighting device |
| CN103010619A (en) * | 2012-12-24 | 2013-04-03 | 四川威特龙消防设备有限公司 | Mounting method of external floating roof oil tank active protection system |
| CN203663284U (en) * | 2014-01-20 | 2014-06-25 | 苏州市江南石化机械有限公司 | External floating-roof oil tank foam spray fire extinguishing device |
| CN204134081U (en) * | 2014-09-27 | 2015-02-04 | 广东锐捷安全技术股份有限公司 | A kind of extinguishing device for Transform of Floating Deck for Internal Floating Roof Tank |
| CN204261233U (en) * | 2014-09-27 | 2015-04-15 | 广东锐捷安全技术股份有限公司 | A kind of fire-fighting system for arch-roof tank |
| CN204337574U (en) * | 2014-12-01 | 2015-05-20 | 江苏泊普乐智能装备有限公司 | Dry powder sprays covering system |
-
2016
- 2016-02-25 CN CN201610105101.4A patent/CN105664401A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2456526A1 (en) * | 1979-05-14 | 1980-12-12 | Flandre Rene | Automatic fire-fighting equipment for floating roof oil tank - includes quick release mechanism delivering gas-propelled flame extinguisher |
| US5573068A (en) * | 1994-06-14 | 1996-11-12 | Council Of Scientific & Industrial Research | Apparatus for extinguishing fires in oil storage tanks |
| JP2000140142A (en) * | 1998-11-18 | 2000-05-23 | Nippon Dry Chem Co Ltd | Fire extinguishing device for floating roof tank |
| CN101036829A (en) * | 2006-03-17 | 2007-09-19 | 株式会社初田制作所 | Fire-extinguishing method of a pool fire |
| CN202777517U (en) * | 2012-09-26 | 2013-03-13 | 镇海国家石油储备基地有限责任公司 | Oil tank foam fire-fighting device |
| CN103010619A (en) * | 2012-12-24 | 2013-04-03 | 四川威特龙消防设备有限公司 | Mounting method of external floating roof oil tank active protection system |
| CN203663284U (en) * | 2014-01-20 | 2014-06-25 | 苏州市江南石化机械有限公司 | External floating-roof oil tank foam spray fire extinguishing device |
| CN204134081U (en) * | 2014-09-27 | 2015-02-04 | 广东锐捷安全技术股份有限公司 | A kind of extinguishing device for Transform of Floating Deck for Internal Floating Roof Tank |
| CN204261233U (en) * | 2014-09-27 | 2015-04-15 | 广东锐捷安全技术股份有限公司 | A kind of fire-fighting system for arch-roof tank |
| CN204337574U (en) * | 2014-12-01 | 2015-05-20 | 江苏泊普乐智能装备有限公司 | Dry powder sprays covering system |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106621120A (en) * | 2016-12-16 | 2017-05-10 | 安徽建筑大学 | Crisscross water mist fire shield system |
| CN106621120B (en) * | 2016-12-16 | 2019-05-14 | 安徽建筑大学 | Cross-shaped fine mist fire-fighting cover system |
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Address after: 230601 Hefei economic and Technological Development Zone, Anhui, No. 292 Ziyun Road Applicant after: Anhui University of Architecture Address before: 230022 No. 856 South Jinzhai Road, Anhui, Hefei Applicant before: Anhui University of Architecture |
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Application publication date: 20160615 |