CN203244711U - Efficient energy-saving fire fighting and cooling spraying device for sphere - Google Patents
Efficient energy-saving fire fighting and cooling spraying device for sphere Download PDFInfo
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- CN203244711U CN203244711U CN 201320215602 CN201320215602U CN203244711U CN 203244711 U CN203244711 U CN 203244711U CN 201320215602 CN201320215602 CN 201320215602 CN 201320215602 U CN201320215602 U CN 201320215602U CN 203244711 U CN203244711 U CN 203244711U
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Abstract
An efficient energy-saving fire fighting and cooling spraying device for a sphere comprises a fire fighting pipe group, and a cooling spraying group, wherein the fire fighting pipe group comprises a plurality of independent spraying pipe groups which are fixed onto the outer surface of the sphere and are connected with water supplying pipes respectively. The efficient energy-saving fire fighting and cooling spraying device can guarantee the safety of the sphere body at the cost of the lowest energy consumption according to different working conditions through the reasonable combination of separation water supply of left and right semi-spheres and separation water supply of upper and lower semi-spheres and through separation water supply of the fire fighting spraying system and the cooling spraying system; meanwhile, the arranging of a throttling pipe on a semi-ring pipe and the adoption of reducing diameter ring-pipe guarantee uniform water outlet amount of spray nozzles while the water spraying intensity of the sphere is met; the spraying device also has the characteristics of reasonable structure, convenient mounting, total coverage of water spraying range of outer surface of the sphere, and the like.
Description
Technical field
The utility model relates to a kind of energy-efficient spherical tank fire-fighting temperature reduction spray equipment, is widely used in oil, chemical storage tank fire-fighting equipment technical field.
Background technology
Along with the fast development of China's oil chemical industry, the spherical tank of inflammable, the explosive liquid of large quantities of splendid attires or gas has appearred, if this type of spherical tank breaking out of fire accident, will be to the people's life, production and environment cause great harm on every side.Because fire risk is large, spherical tank except the security arrangements of necessity, guarantee the measure such as firebreak, the reasonable disposition of fire-fighting temperature reduction facility is particularly important, the fire-fighting temperature reduction spray equipment can not only in time cool, stamp out a fire, eliminate outside the potential fire hazard when breaking out of fire, also answer saving water resource, reduce energy resource consumption.For the spherical tank of some storages such as liquefied ammonia and LPG etc., under summer high temperature weather, also need spherical tank is carried out the trickle cooling in addition.
Present domestic spherical tank fire-fighting temperature reduction spray equipment adopts fire-fighting spraying and cooling spray to share the pattern of same pipeline mostly, though this pattern simplicity of design, but because the demand of fire demand water is larger, and for the water demand amount less of lowering the temperature, so be when satisfying the requirement of storage material technological parameter under summer high temperature weather, just need to carry out trickle cooling operation to the appearance of spherical tank, if when with fire-fighting spraying spherical tank being lowered the temperature, will cause a large amount of wastes of water resource, improve the operating cost of equipment.
A ubiquitous problem is the relatively inhomogeneous of shower nozzle water yield in the present fire-fighting spray device in addition, this inhomogeneous main manifestations is two aspects, on the one hand owing to existing Pressure Drop between the levels shower, will cause the relative upper strata of lower floor's shower shower upper nozzle water yield larger, it is the most obvious that this water yield otherness shows between the shower nozzle of the shower nozzle of the superiors' shower and orlop shower, on the other hand, because the existence of on-way resistance, on the same layer shower near the shower nozzle of water inlet pipe than large away from the shower nozzle water yield of water inlet pipe, this water yield otherness the shower nozzle of the most close water inlet pipe and show between the shower nozzle away from water inlet pipe the most obvious.At present domestic is that restriction orifice is installed to reducing the inhomogeneous method of the first, and the measure of the second inhomogeneities is at present domestic then also not to be occurred but reduce, and after deliberation, it also is very large that this water yield inhomogeneous caused the waste at water source.
Summary of the invention
The utility model provides a kind of energy-efficient spherical tank fire-fighting temperature reduction spray equipment, this device can be according to different operating modes, separate reasonable combination, the spraying system of fire fighting of water supply and upper and lower hemispheres separation water supply by the spherical tank the two cerebral hemispheres and separate water supply with cooling and spraying system, make spherical tank guarantee the safety of tank body with the energy consumption of minimum.
For achieving the above object, solution of the present utility model is:
A kind of energy-efficient spherical tank fire-fighting temperature reduction spray equipment, comprise fire-fighting spray pipe group and cooling shower group, it is characterized in that: described fire-fighting spray pipe group comprises some groups of separate shower groups, and these some groups separate shower groups are fixed on described spherical tank outer surface and are communicated with separately water supply line respectively.
Described shower group is comprised of some half endless tubes that are arranged in parallel, uniform waterfog head on this half endless tube, and described some half endless tubes that is arranged in parallel are communicated with by flange with its water supply line.
Described half endless tube is communicated with described water supply line by throttle pipe.
Described half endless tube is formed by connecting by the shower of different-diameter, near water inlet end be the shower of minor diameter, away from water inlet end is large diameter shower.
The superiors' shower is arranged on and is higher than the above 500mm of described spherical tank platform place in the described shower group, and the orlop shower should be arranged on the following 500mm of described Spherical Tank place.
Described fire-fighting spray pipe group and cooling shower group supply water independently of one another.
The utility model can be separated reasonable combination, the spraying system of fire fighting of water supply and upper and lower hemispheres separation water supply and separate water supply with cooling and spraying system according to different operating modes by the spherical tank the two cerebral hemispheres, make spherical tank guarantee the safety of tank body with the energy consumption of minimum.By in the situation that half endless tube increases throttle pipe and adopt the measure of reducing endless tube to guarantee that spherical tank satisfying water spray intensity, makes the shower nozzle water yield keep uniform effect, using water wisely reduces the operating cost of plant area simultaneously.
The utility model also has, and spray field rational in infrastructure, easy for installation, safe and reliable, the spherical tank appearance can be realized the characteristics such as all standing.
Description of drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of the utility model shower;
Fig. 3 is the utility model waterfog head scheme of installation.
The specific embodiment
Be 2000m below in conjunction with treating capacity
3The utility model is described in further detail for LPG spherical tank fire-fighting temperature reduction device.
A kind of energy-efficient spherical tank fire-fighting temperature reduction spray equipment, comprise fire-fighting spray pipe group and cooling shower group, described fire-fighting spray pipe group comprises 4 groups of separate upper left, upper right, bottom lefts, bottom right shower group 15,4,9,8, and these 4 groups separate shower groups evenly are fixed on the support 5 of outer surface of upper left, upper right, bottom left, bottom right of described spherical tank 1 and are communicated with separately upper left, upper right, bottom left, bottom right water supply line 11,6,10,7 respectively.This kind structure can be carried out according to different operating modes the reasonable combination of multiple cooling spray by opening different water inlet pipe valves, can effectively eliminate potential fire crisis, can save energy and reduce the cost again.If fire incident has occured in the left of spherical tank among Fig. 1, need this spherical tank is cooled, only open bottom left water inlet pipe 10 and upper left water inlet pipe 11 inlet valves, just can the left side of this spherical tank be cooled, just can guarantee the safety of spherical tank, the water inlet pipe valve on spherical tank right side then need not opened.In like manner, open simultaneously the inlet valve of upper right water inlet pipe 6 and bottom right water inlet pipe 7, can implement cooling to the right side of spherical tank; Open simultaneously the inlet valve of upper right water inlet pipe 6 and upper left water inlet pipe 11, can implement cooling to the top of spherical tank; Open simultaneously the inlet valve of bottom right water inlet pipe 7 and bottom left water inlet pipe 10, can implement cooling to the bottom of spherical tank.Open simultaneously upper right water inlet pipe 6, bottom right water inlet pipe 7, bottom left water inlet pipe 10, upper left water inlet pipe 11 inlet valves, carry out comprehensive fire extinguishing operation in the time of can be to the breaking out of fire of this spherical tank.Under summer high temperature weather, if need the spherical tank spray of lowering the temperature because described fire-fighting spray pipe group and cooling shower group supply water independently of one another, independent operating, is then only opened shower group 12 valves of lowering the temperature and got final product.Save so a large amount of water resources, reduced the operating cost of equipment.
Described shower group is comprised of some half endless tubes 13 that are arranged in parallel, and by taking over 3 waterfog head is installed evenly on this half endless tube 13, and described some half endless tubes 13 that is arranged in parallel is communicated with by flange with its water supply line.Flange connects when shower is installed at the scene and need not weld, and guarantees that the anticorrosive coat of shower is not damaged, and has reduced the labour intensity of site operation.
Owing to the impact of fluid column static pressure and on-way resistance, exist pressure differential, thereby make the water yield of shower nozzle between the levels shower non-uniform phenomenon occur between the levels shower.For addressing this problem, in the water inlet side of shower throttle pipe 14 is installed, as shown in Figure 2, eliminate pressure differential between two-layer jet pipe by throttle pipe, the large I of every layer of required throttle pipe of shower is according to calculative determination.Guarantee on the whole the uniformity of shower nozzle water yield, reduce energy consumption.
Described half endless tube 13 is formed by connecting by the seamless steel pipe shower of different-diameter, near water inlet end be the shower of minor diameter, away from water inlet end is large diameter shower.Shower can increase the pressure away from water inlet side place behind reducing, and then increases the water yield of shower nozzle herein, the inhomogeneous situation of water spray that causes owing to Pressure Drop on the same shower of elimination.
The lowest part of described half endless tube 13 in its installation site is drilled with some apertures.After fire-fighting temperature reduction work was finished, the water that is stored in the shower flowed out by this aperture, made the shower can corrosion.
The superiors' shower is arranged on and is higher than the above 500mm of described spherical tank platform place in the described shower group, and the orlop shower should be arranged on the following 500mm of described Spherical Tank place.According to fire incident statistics, the spherical tank breaking out of fire accidents of most storage flammable materials all are that the leakage by the junction causes, said structure can effectively carry out sprinkling fire-distinguishing to burning things which may cause a fire disaster in the very first time.
Claims (6)
1. energy-efficient spherical tank fire-fighting temperature reduction spray equipment, comprise fire-fighting spray pipe group and cooling shower group, it is characterized in that: described fire-fighting spray pipe group comprises some groups of separate shower groups, and these some groups separate shower groups are fixed on described spherical tank outer surface and are communicated with separately water supply line respectively.
2. a kind of energy-efficient spherical tank fire-fighting temperature reduction spray equipment as claimed in claim 1, it is characterized in that: described shower group is comprised of some half endless tubes that are arranged in parallel, uniform waterfog head on this half endless tube, and described some half endless tubes that is arranged in parallel are communicated with by flange with its water supply line.
3. a kind of energy-efficient spherical tank fire-fighting temperature reduction spray equipment as claimed in claim 2, it is characterized in that: described half endless tube is communicated with described water supply line by throttle pipe.
4. a kind of energy-efficient spherical tank fire-fighting temperature reduction spray equipment as claimed in claim 3, it is characterized in that: described half endless tube is formed by connecting by the shower of Different Diameter, near water inlet end be the shower of minor diameter, away from water inlet end is large diameter shower.
5. a kind of energy-efficient spherical tank fire-fighting temperature reduction spray equipment as claimed in claim 1, it is characterized in that: the superiors' shower is arranged on and is higher than the above 500mm of described spherical tank platform place in the described shower group, and the orlop shower should be arranged on the following 500mm of described Spherical Tank place.
6. a kind of energy-efficient spherical tank fire-fighting temperature reduction spray equipment as claimed in claim 1 is characterized in that: described fire-fighting spray pipe group and cooling shower group supply water independently of one another.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320215602 CN203244711U (en) | 2013-04-25 | 2013-04-25 | Efficient energy-saving fire fighting and cooling spraying device for sphere |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320215602 CN203244711U (en) | 2013-04-25 | 2013-04-25 | Efficient energy-saving fire fighting and cooling spraying device for sphere |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203244711U true CN203244711U (en) | 2013-10-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320215602 Expired - Fee Related CN203244711U (en) | 2013-04-25 | 2013-04-25 | Efficient energy-saving fire fighting and cooling spraying device for sphere |
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| Country | Link |
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| CN (1) | CN203244711U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109817076A (en) * | 2019-01-04 | 2019-05-28 | 中石化石油工程技术服务有限公司 | A kind of full liquid level fire disaster simulation device of large-scale storage tank tank deck and analogy method |
-
2013
- 2013-04-25 CN CN 201320215602 patent/CN203244711U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109817076A (en) * | 2019-01-04 | 2019-05-28 | 中石化石油工程技术服务有限公司 | A kind of full liquid level fire disaster simulation device of large-scale storage tank tank deck and analogy method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131023 Termination date: 20180425 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |