CN106581891B - A kind of ring-type fine mist fire-fighting cover system - Google Patents
A kind of ring-type fine mist fire-fighting cover system Download PDFInfo
- Publication number
- CN106581891B CN106581891B CN201611164179.XA CN201611164179A CN106581891B CN 106581891 B CN106581891 B CN 106581891B CN 201611164179 A CN201611164179 A CN 201611164179A CN 106581891 B CN106581891 B CN 106581891B
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- high pressure
- fire
- ring
- water
- fine mist
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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
- 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
- A62C3/065—Fire prevention, containment or extinguishing specially adapted for particular objects or places of highly inflammable material, e.g. light metals, petroleum products for containers filled with inflammable liquids
-
- 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
- A62C31/00—Delivery of fire-extinguishing material
- A62C31/28—Accessories for delivery devices, e.g. supports
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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)
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The invention discloses a kind of cyclic annular fine mist fire-fighting cover systems, including water mists injection equipment, the water mists injection equipment includes high pressure water dispenser and more than two annular conduits, high pressure sparge pipe between each annular conduit and the high pressure water dispenser respectively by one or more is connected, and more than two mist-generating nozzles are respectively arranged on each annular conduit.The blow-off velocity of ring-type fine mist fire-fighting cover system of the invention is fast, fire-fighting efficiency is high, and will not generate secondary pollution to ambient enviroment.For can be also used for its cooling after exposed imflammable gas or fluid pipeline fire extinguishing.Both the disadvantage that traditional fire-fighting efficiency for spraying dry powder fire extinguishing agent is low, waste extinguishing chemical is serious had been overcome.Meet the purpose and technical requirements for effectively putting out tank fire.
Description
Technical field
The present invention relates to field of fire fighting equipment, relate in particular to a kind of cyclic annular fine mist fire-fighting cover system.
Background technique
In recent years, the rapid development of China's underground oil and gas pipeline, underground pipe network is intricate, often earth excavation
Or the factors such as surface subsidence cause the breakage of pipeline and to cause fire disaster accident frequent.
Gas line network fire must be that first fire extinguishing turns off valve, then excavates maintenance according to technical requirements.Currently, traditional
Extinguishing method is utilized in burning point near zone injection dry powder fire extinguishing agent fire extinguishing, when having wind, part dry powder fire extinguishing agent quilt
Wind is blown away, and blow-off velocity is slow, and waste extinguishing chemical is serious, and dry powder fire extinguishing agent is expensive, fire extinguishing required for primary fire extinguishing
Dosage is big, and economic loss is larger, and dry powder fire extinguishing agent also generates secondary pollution after fire extinguishing.
In addition, the serious pollution for the leakage oil product that also will cause if it is dry powder fire extinguishing agent after the fire extinguishing of oil pipeline fire,
It can not be reused, economic loss is larger；Meanwhile the earthwork collapse after the fire extinguishing of exposure pipeline after temperature it is very high, after only cooling
It just can be carried out normal maintenance construction.
Summary of the invention
It is high that technical problem to be solved by the invention is to provide a kind of fire-fighting efficiencies, saves extinguishing chemical, is avoided that and causes two
The cyclic annular fine mist fire-fighting cover system of cooling effect is played in secondary pollution.
In order to solve the above-mentioned technical problem, the present invention adopts the following technical scheme: a kind of ring-type fine mist fire-fighting cover system,
Including water mists injection equipment, the water mists injection equipment includes high pressure water dispenser and more than two annular conduits,
High pressure sparge pipe between each annular conduit and the high pressure water dispenser respectively by one or more is connected, each annular conduit
On be respectively arranged with more than two mist-generating nozzles.
It further, further include dome shape bracket, the dome shape bracket includes three or more curved rods, and described three
The upper end of above curved rod is fixed to each other, and described three or more arc-shaped bars are distributed in umbrella, each annular conduit difference
It is fixed in described three or more curved rods.
Further, the dome shape bracket further includes a ring-shaped article, the upper end difference of described three or more curved rods
It is connect with the ring-shaped article, is realized and be fixed to each other with this.
Further, described two above annular conduit coaxial arrangements, and described two above annulars from top to bottom
The overall size of water pipe is gradually increased.
Further, the high pressure water dispenser is located at the center of described two above annular conduits.
Further, the mist-generating nozzle interlaced arrangement on each annular conduit.
It further, further include high pressure water feed mechanism, the high pressure water feed mechanism includes high water tank and high pressure
Fire pump, the water inlet of the high-pressure fire service pump are connected with the high water tank, the water outlet of the high-pressure fire service pump
Mouth is connected with the high pressure water dispenser.
Further, the water outlet of the high-pressure fire service pump is soft by a high pressure resistant water conveyance steel tube and a high pressure resistant metal
Pipe is connected with the high pressure water dispenser.
Further, the quantity of annular conduit is two, is led to respectively between each annular conduit and the high pressure water dispenser
It crosses four high pressure sparge pipes to be connected, along the circumferential direction be set at equal intervals respectively on each annular conduit there are four mist-generating nozzle.
Further, the opening down setting of the mist-generating nozzle.
The beneficial effects of the present invention are embodied in:
1. the blow-off velocity of ring-type fine mist fire-fighting cover system of the invention is fast, fire-fighting efficiency is high, and will not be to ring around
Border generates secondary pollution.For can be also used for its cooling after exposed imflammable gas or fluid pipeline fire extinguishing.Both it overcame
The disadvantage that the fire-fighting efficiency of traditional sprinkling dry powder fire extinguishing agent is low, waste extinguishing chemical is serious.It meets and effectively puts out tank fire
Purpose and technical requirements.
2. the structure of ring-type fine mist fire-fighting cover system of the invention is simple, the purpose effectively put out a fire not only ensure that, but also reach
It is light-weight, small in size, it is economic and practical, it places, transformation, feature easy to maintenance.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of one embodiment of the invention.
Fig. 2 is the structural schematic diagram of the water mists injection equipment in one embodiment of the invention.
Fig. 3 is the structural schematic diagram of the dome shape bracket in one embodiment of the invention.
Fig. 4 is the top view of the water mists injection equipment in one embodiment of the invention.
The label of each component in attached drawing are as follows: 1 high water tank；2 high-pressure fire service pumps；3 water conveyance steel tubes；4 high pressure resistant lockings connect
Clutch；5 high pressure metal hoses；6 ring-shaped articles；7 high pressure water dispensers；8 annular conduits；10 mist-generating nozzles；11 high pressure water distributions
Pipe；12 curved rods；13 make-up pipes；14 water-level gauges.
Specific embodiment
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.The present invention will be described in detail below with reference to the accompanying drawings and embodiments.
Referring to Fig. 1 to Fig. 4, the cyclic annular fine mist fire-fighting cover system of one embodiment of the invention, including water mists injection equipment,
The water mists injection equipment includes high pressure water dispenser 7 and more than two annular conduits 8, each annular conduit 8 with it is described
High pressure sparge pipe 11 between high pressure water dispenser 7 respectively by one or more is connected, and is respectively arranged on each annular conduit 8
More than two mist-generating nozzles 10.
When in use, high pressure water dispenser 7 is same by high pressure sparge pipe 11 by the fire extinguishing moisture with high pressure for above system
When supply each annular conduit 8, then eject the enough thin water of fineness by installing the mist-generating nozzle 10 on each annular conduit 8
Mist, water mists diffuse and cover the combustion flame above leakage pipe, and combustion flame is by the asphyxia of water mists, cooling and impact
Coupling, flame quickly extinguishes.
In one embodiment, system further includes dome shape bracket, and the dome shape bracket includes three or more curved rods
12, the upper end of described three or more curved rods 12 is fixed to each other, and described three or more arc-shaped bars 12 are distributed in umbrella,
Each annular conduit 8 is separately fixed in described three or more curved rods 12.Dome shape bracket is on the one hand to water mists spraying machine
Structure plays the role of fixed support, on the other hand, can remain that the outlet of mist-generating nozzle 10 and combustion flame root are permanent
Fixed distance, so as to which extinguishing chemical to be effectively ejected into the root near zone of combustion flame.
In specific implementation, curved rod 12 is arranged four, and the circular in cross-section of curved rod 12, material is stainless steel, rugosity
It is 15~20 millimeters, length direction is 90 ° of circular arcs that diameter is 1.5~2.5 meters；Four curved rods 12 are in mutually cross at an angle of 90
Arranged crosswise；Dome shape bracket further includes a ring-shaped article 6, and the upper end of four curved rods 12 is connect with the ring-shaped article 6 respectively, with
This realization is fixed to each other, and lower part constitutes concentric structure, and concentric circular diameter is 1.5~2.5 meters, and shape is up-small and down-big, in hood-like；
6 material of ring-shaped article is made of that rugosity is 15~20 millimeters of stainless steels, and the diameter of ring is 200 millimeters, is fixedly connected on four arcs
The upper end of shape bar 12.
In one embodiment, described two above annular conduits 8 are coaxially disposed, and described two above from top to bottom
The overall size of annular conduit 8 is gradually increased.It designing in this way, each mist-generating nozzle 10 will not be overlapped in the height direction, thus
Spray face is mutually staggered, guarantees effective fire-fighting area.
It include the example of two annular conduits 8 in the embodiment illustrated in figure, annular conduit 8 is in circular ring shape, specific real
Shi Zhong, 8 material of annular conduit be stainless steel tube, caliber be 32~40 millimeters, 6 millimeters of wall thickness, the ring of upside annular conduit 8 it is straight
Diameter is small, and the diameter of the ring of downside annular conduit 8 is big.The mist-generating nozzle of upper and lower layer is in staggeredly in the circumferencial direction of annular conduit
Arrangement.
In one embodiment, it is along the circumferential direction set at equal intervals respectively on each annular conduit 8 there are four mist-generating nozzle 10, on
Four mist-generating nozzles 10 on side annular conduit 8 are equally handed over four mist-generating nozzles 10 on downside annular conduit 8
Mistake arrangement.Design can make the degree that is staggered of each 10 spray face of mist-generating nozzle bigger in this way, and total spray face is completely covered
The ground that entire dome shape bracket covers.
In specific implementation, the opening down setting of the mist-generating nozzle 10.Mist-generating nozzle 10 is made of stainless steel, injection
Angle is 120 °, and water inlet caliber is 25~32 millimeters, and fogdrop diameter is 80~100 microns, is exported apart from circular ring metal pipe
It is lower along 5~10 centimetres.
In one embodiment, pass through four high pressure sparge pipes between each annular conduit 8 and the high pressure water dispenser 7 respectively
11 are connected.Design can guarantee to supply water timely, smooth in this way.In specific implementation, 11 material of high pressure sparge pipe is stainless steel tube,
Bore be 32~40 millimeters, 6 millimeters of wall thickness, one end is connected to annular conduit 8 respectively, other end all with high pressure water dispenser
7 connections.
In one embodiment, the high pressure water dispenser 7 is located at the center of described two above annular conduits 8.In this way,
The length requirement of high pressure sparge pipe 11 is small, and water mists injection equipment structure is more reasonable.
In one embodiment, system further includes high pressure water feed mechanism, and the high pressure water feed mechanism includes high water tank 1
And high-pressure fire service pump 2, the water inlet of the high-pressure fire service pump 2 are connected with the high water tank 1, the high pressure fire fighting
The water outlet of water pump 2 is connected with the high pressure water dispenser 7.
In one embodiment, the water outlet of the high-pressure fire service pump 2 is high pressure resistant by a high pressure resistant water conveyance steel tube 3 and one
Metal hose 5 is connected with the high pressure water dispenser 7.It designs in this way, can arbitrarily adjust the position of high pressure water feed mechanism,
And as water mists injection equipment is moved, practicability is further increased.
In specific implementation, one end of high pressure resistant water conveyance steel tube 3 is connect with the water outlet of high-pressure fire service pump 2, and the other end is logical
It crosses high pressure resistant locked engagement device 4 to connect with the water inlet end of metal hose 5, high pressure water dispenser 7 is stainless steel tube, and interior diameter is
150~200 millimeters, 6 millimeters of wall thickness, be highly 400~500 millimeters, and lower part closing, it is 20 lis that top integral type, which is provided with length,
Rice, the stainless steel connecting tube that diameter is 50~75 millimeters, high pressure resistant locked engagement device 4 is installed in stainless steel upper end of connecting tube portion, resistance to
High pressure locked engagement device 4 is connected to by its feed high pressure water with the outlet end of high pressure metal hose 5.
High pressure resistant locked engagement device 4 be stainless steel fire-fighting connector, 50~75 millimeters of diameter, 6 millimeters of wall thickness.
In one embodiment, high water tank 1 is also communicated with make-up pipe 11, which is plastic tube, diameter 50
~75 millimeters, it is connected with neighbouring running water pipe, the height of water level in high-pressure water tank 1 is shown by water-level gauge 14.
In concrete application, the model of each component or specific set-up mode are as described below:
Water mists injection equipment includes two annular conduits 8, and lower layer's annular conduit 8 is apart from dome shape housing lower bottom portion
400 millimeters, the spacing of upper layer annular conduit 8 and lower layer's annular conduit 8 is 200 millimeters, is fixedly mounted on dome shape bracket, by
It is set to the high pressure water dispenser 7 of the center point and eight is divided to two groups of radial high pressure sparge pipes 11 mutually at an angle of 90 and are in
The high pressure water dispenser 7 at center of circle position is connected to, and high pressure water dispenser 7 passes through pipeline and external Moveable high-pressure water feeder
Connection.
Working principle of the present invention is as follows description:
High-pressure fire service pump 2 by high water tank 1 tap water pressurization after through water conveyance steel tube 3, high pressure resistant locked engagement device
4, high pressure metal hose 5 supplies high pressure water dispenser 7, and high pressure water dispenser 7 will have eight road of fire extinguishing moisture of high pressure simultaneously
Four, upper layer and the radial high pressure sparge pipe 11 of lower layer four are supplied, high pressure sparge pipe 11 again will fire extinguishing water supply upside annular
Water pipe 8 and downside annular conduit 8 are mounted on upside annular conduit 8 and eject with the mist-generating nozzle 10 on downside annular conduit 8
The enough water mists of fineness, water mists diffuse and cover the combustion flame above leakage pipe, and combustion flame is by water mists
Asphyxia, cooling and impact coupling, flame quickly extinguish.There are four support legs by tool for the fire extinguishing system overall structure weight
Dome shape bracket undertake.Height of water level in high-pressure water tank 1 is shown that water level is insufficient by water-level gauge 14, opens make-up pipe 13
On valve supplementary feed, water supply is automatically closed after reaching certain water level.Pressure tight metal hose 5 and high pressure water dispenser 7 and defeated
Water steel pipe 3 is connected using high pressure locked engagement device 4, prevents from threading off.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any to repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (8)
1. a kind of ring-type fine mist fire-fighting cover system, it is characterised in that: described including water mists injection equipment and dome shape bracket
Water mists injection equipment includes high pressure water dispenser (7) and more than two annular conduits (8), each annular conduit (8) and institute
It states the high pressure sparge pipe (11) between high pressure water dispenser (7) respectively by one or more to be connected, divide on each annular conduit (8)
It is not provided with more than two mist-generating nozzles (10)；
The dome shape bracket includes three or more curved rods (12), and the upper end of described three or more curved rods (12) is mutual
It is fixed, and described three or more arc-shaped bars (12) are distributed in umbrella, described two above annular conduits (8) are coaxially set
It sets, and the overall size of described two above annular conduits (8) is gradually increased from top to bottom, each annular conduit (8) is solid respectively
It is scheduled in described three or more curved rods (12).
2. ring-type fine mist fire-fighting cover system as described in claim 1, it is characterised in that: the dome shape bracket further includes one
The upper end of ring-shaped article (6), described three or more curved rods (12) is connect with the ring-shaped article (6) respectively, is realized mutually with this
It is fixed.
3. ring-type fine mist fire-fighting cover system as claimed in claim 1 or 2, it is characterised in that: the high pressure water dispenser (7)
Positioned at the center of described two above annular conduits (8).
4. ring-type fine mist fire-fighting cover system as claimed in claim 1 or 2, it is characterised in that: thin on each annular conduit (8)
Hydraulic spray nozzle (10) interlaced arrangement.
5. ring-type fine mist fire-fighting cover system as claimed in claim 1 or 2, it is characterised in that: further include high pressure water feed machine
Structure, the high pressure water feed mechanism include high water tank (1) and high-pressure fire service pump (2), the high-pressure fire service pump (2)
Water inlet is connected with the high water tank (1), the water outlet and the high pressure water dispenser of the high-pressure fire service pump (2)
(7) it is connected.
6. ring-type fine mist fire-fighting cover system as claimed in claim 5, it is characterised in that: the high-pressure fire service pump (2)
Water outlet is connected by a high pressure resistant water conveyance steel tube (3) and a high pressure metal hose (5) with the high pressure water dispenser (7)
It is logical.
7. ring-type fine mist fire-fighting cover system as claimed in claim 1 or 2, it is characterised in that: the quantity of annular conduit (8) is
Two, it is connected respectively by four high pressure sparge pipes (11) between each annular conduit (8) and the high pressure water dispenser (7),
There are four along the circumferential direction being set at equal intervals respectively on each annular conduit (8) mist-generating nozzle (10).
8. ring-type fine mist fire-fighting cover system as claimed in claim 1 or 2, it is characterised in that: the mist-generating nozzle (10)
Opening down setting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611164179.XA CN106581891B (en) | 2016-12-16 | 2016-12-16 | A kind of ring-type fine mist fire-fighting cover system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611164179.XA CN106581891B (en) | 2016-12-16 | 2016-12-16 | A kind of ring-type fine mist fire-fighting cover system |
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| CN106581891A CN106581891A (en) | 2017-04-26 |
| CN106581891B true CN106581891B (en) | 2019-05-14 |
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| CN201611164179.XA Active CN106581891B (en) | 2016-12-16 | 2016-12-16 | A kind of ring-type fine mist fire-fighting cover system |
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| CN108187267A (en) * | 2017-12-29 | 2018-06-22 | 安徽建筑大学 | Movable seabed highway tunnel water mist fire extinguishing disc device |
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| KR102154441B1 (en) * | 2019-09-17 | 2020-09-09 | 고정근 | fireextinguisher |
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| CN110947130B (en) * | 2019-12-24 | 2021-12-24 | 安徽建筑大学 | Hand-held fire extinguishing device for horizontal pipeline liquid jet fire |
| CN111053990B (en) * | 2019-12-24 | 2021-12-21 | 安徽建筑大学 | Handheld dry powder extinguishing device for vertical pipeline gas jet fire |
| CN110975209B (en) * | 2019-12-24 | 2021-12-21 | 安徽建筑大学 | Handheld water mist fire extinguishing device for vertical pipeline gas jet fire |
| CN110975201B (en) * | 2019-12-24 | 2021-12-24 | 安徽建筑大学 | Handheld mixed gas fire extinguishing device for vertical pipeline gas jet fire |
| CN111346328B (en) * | 2020-03-09 | 2021-12-21 | 安徽建筑大学 | Water mist fire extinguishing device for horizontal pipeline gas jet fire |
| CN111956997B (en) * | 2020-07-08 | 2021-11-16 | 温州先临左岸工业设计有限公司 | Fire protection system of large-scale industrial design cutting former |
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