CN220213745U - Annular water spray cooling system of horizontal storage tank - Google Patents
Annular water spray cooling system of horizontal storage tank Download PDFInfo
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- CN220213745U CN220213745U CN202321456925.8U CN202321456925U CN220213745U CN 220213745 U CN220213745 U CN 220213745U CN 202321456925 U CN202321456925 U CN 202321456925U CN 220213745 U CN220213745 U CN 220213745U
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- annular water
- water
- storage tank
- cooling system
- water distribution
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 118
- 239000007921 spray Substances 0.000 title claims abstract description 43
- 238000001816 cooling Methods 0.000 title claims abstract description 26
- 210000002445 nipple Anatomy 0.000 claims description 14
- 239000003595 mist Substances 0.000 claims description 9
- 230000000694 effects Effects 0.000 abstract description 7
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000005507 spraying Methods 0.000 description 8
- 239000007788 liquid Substances 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 238000007689 inspection Methods 0.000 description 2
- 239000000779 smoke Substances 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000008400 supply water Substances 0.000 description 1
Landscapes
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The utility model provides a horizontal storage tank annular water spray cooling system which comprises a water supply system, a rain alarm valve bank, an alarm controller, a fire detector and an annular water spray device, wherein the water supply system is connected with the annular water spray device through a water distribution pipeline, the alarm controller is electrically connected with the rain alarm valve bank and the fire detector, and the rain alarm valve bank is arranged on a water distribution main pipe. The utility model has the beneficial effects that: by constructing a water spray cooling system for the horizontal storage tank, the direct cooling area is larger, and the cooling protection effect is better. The pressure difference of each spray head is small, and the water flow is uniformly sprayed. For horizontal equipment with a top platform, the diameter of the ring pipe can be flexibly adjusted. The modularized prefabricated pipe fittings such as the circular pipe can realize the operation without fire on site, and the popularization is strong.
Description
Technical Field
The utility model relates to the field of cooling equipment, in particular to a horizontal storage tank annular water spray cooling system.
Background
The liquefied hydrocarbon storage tank or similar liquid storage tank commonly used in petrochemical enterprises has great fire hazard due to the medium characteristics. Through setting up water spray cooling system, when the conflagration takes place, carry out cooling to the storage tank rapidly, prevent to take place boiling liquid steam explosion. For a horizontal storage tank, the cooling protection of dry wall equipment on the upper part of the liquid level of the equipment is focused, and a mode of arranging spray heads on the top plane of the equipment is often adopted.
The water distribution pipe and the spray head which are arranged on the top of the horizontal equipment in a plane often collide with a maintenance or inspection platform at the top of the equipment when the spraying effect is guaranteed. The mode of arranging the spray heads on the plane of the top of the equipment is that the outer wall and the two seal heads of the subsurface equipment cannot be directly sprayed and covered by the spray heads, the spray water quantity of the outer wall of the equipment is unevenly distributed, and the cooling protection effect is poor. In addition, the chemical device and the fire-fighting equipment have different maintenance periods, and when the device operates, the fire-fighting equipment is subjected to maintenance and inspection, so that the risk is increased.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides a horizontal storage tank annular water spray cooling system, which solves the risk problem of uneven distribution of water sprayed from the outer wall.
The utility model provides a horizontal storage tank annular water spray cooling system which comprises a water supply system, a rain alarm valve bank, an alarm controller, a fire detector and an annular water spray device, wherein the water supply system is connected with the annular water spray device through a water distribution pipeline, the alarm controller is electrically connected with the rain alarm valve bank and the fire detector, and the rain alarm valve bank is arranged on a water distribution main pipe.
Further, annular water atomizer includes annular water distribution branch pipe, nipple, water smoke shower nozzle and connecting piece, is provided with a plurality of annular water distribution branch pipes along horizontal storage tank, connects through the symmetry setting connecting piece between a plurality of annular water distribution branch pipes, annular is provided with the nipple on the annular water distribution branch pipe, the nipple end is provided with the water smoke shower nozzle, nipple both sides are provided with the backup pad.
As a preferable scheme, the space between a plurality of the annular water distribution branch pipes is not more than 2 meters.
As a preferable scheme, the number of the water spray heads on each annular water distribution branch pipe is not less than 5.
Further, a signal butterfly valve is arranged on the water distribution pipeline.
Further, a water flow indicator is arranged on the water distribution pipeline and is electrically connected with the alarm controller.
The utility model has the beneficial effects that:
(1) The utility model realizes larger direct cooling area and better cooling protection effect for the storage tank when fire hazards exist through the annular water spraying device arranged around the storage tank, and can flexibly adjust the diameter of the ring pipe for horizontal equipment with a top platform, thereby having the characteristics of small occupied effective space and strong practicability.
(2) According to the utility model, the spray heads are uniformly distributed on the annular water spraying device, and the spray heads are supported by the support piece, so that the pressure difference of each spray head is small, and the water flow is uniformly sprayed.
(3) The annular water spraying device adopts the modularized prefabricated annular pipe and other pipe fittings, can realize the operation without fire on site, and has strong popularization.
Drawings
In order that the utility model may be more readily understood, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings, in which
FIG. 1 is a schematic diagram of a system connection according to the present utility model.
Fig. 2 is a schematic structural view of the annular water spraying device of the present utility model.
The reference numerals in the drawings are:
1-water supply system, 2-signal butterfly valve, 3-rain alarm valve group, 4-water distribution main pipe, 5-alarm controller, 6-water flow indicator, 7-water distribution pipeline, 8-water distribution branch pipe, 9-water spray nozzle, 10-connecting piece, 11-fire detector, 201-water distribution pipe, 202-annular water distribution branch pipe, 203-nipple, 204-water spray nozzle, 205-supporting plate, 206-connecting piece, 207-drain plug and 208-protected horizontal equipment.
Detailed Description
The utility model will be further described with reference to the drawings and examples for the purpose of illustrating the features of the utility model.
Examples:
referring to fig. 1 and 2, an embodiment of the utility model provides a horizontal storage tank annular water spray cooling system, which comprises a water supply system 1, a rain alarm valve group 3, an alarm controller 5, a fire detector 11 and an annular water spray device 8, wherein the water supply system 1 and the annular water spray device 8 are connected through a water distribution pipeline 7, the alarm controller 5 is electrically connected with the rain alarm valve group 3 and the fire detector 11, and the rain alarm valve group 3 is arranged on a water distribution main 4. When a fire disaster occurs, the fire disaster detector sends out an alarm signal, the alarm controller alarms and controls the water supply system to supply water, the deluge alarm valve group and the signal butterfly valve are opened, the water distribution main pipe and the water distribution branch pipe are filled with fire water, the water flow indicator displays water flow, at the moment, the water mist spray heads distributed along the annular shape of the equipment are opened, water mist is uniformly sprayed to the surface of the horizontal equipment, and the horizontal equipment is protected.
The annular water spraying device 8 comprises an annular water distribution branch pipe 202, a nipple 203, water mist spray nozzles 204 and connecting pieces 206, a plurality of annular water distribution branch pipes 202 are arranged along the horizontal storage tank, the annular water distribution branch pipes 202 are connected through symmetrically arranged connecting pieces 206, the nipple 203 is annularly arranged on the annular water distribution branch pipes 202, the tail ends of the nipple 203 are provided with the water mist spray nozzles 204, and support plates 205 are arranged on two sides of the nipple 203. The nipple adopts arc or straight tube form to strive for each shower nozzle pressure differential little, and rivers are sprayed evenly. For horizontal equipment with a top platform, the diameter of the annular water distribution branch pipe and the length of the nipple can be flexibly adjusted to adapt to the sizes of different storage tanks, and the effective space can be occupied as small as possible. The annular water spraying device is assembled by prefabricated members, and by additionally installing the connecting pieces 206, the assembly can be completed only by no-fire operation when a plurality of annular water spraying devices are assembled on site.
A plurality of the annular water distribution branch pipes 202 are spaced apart by not more than 2 m. The too big interval between the annular water distribution branch pipe can lead to cooling effect to descend, and according to engineering personnel on-the-spot trial and error statistics, the interval is less than 2 meters and is the threshold value that can guarantee the cooling effect.
There are no fewer than 5 water mist heads 204 per ring water distribution manifold 202. According to the spray angle and spray area of the water mist spray head, the effect of cooling full coverage is achieved by at least 5 spray heads.
The signal butterfly valve 2 is arranged on the water distribution pipeline 7. Through installing the signal butterfly valve on water distribution pipe 7, can show the on-off state of current water pipe constantly, when the rain alarm valves need overhaul, close the signal butterfly valve of water distribution main road, overhaul the rain alarm valves.
The water distribution pipeline 7 is provided with a water flow indicator 6, and the water flow indicator 6 is electrically connected with the alarm controller 5. Through the water flow indicator arranged on the water distribution pipeline, and the water flow indicator is electrically connected with the alarm controller, the alarm controller can read the water flow state in real time, and the operation condition of the whole system can be adjusted according to the current water flow condition when accidents happen.
The above examples and drawings are only for illustrating the technical aspects of the present utility model, but not for limiting the same, and it should be understood by those skilled in the art that the present utility model is described in detail with reference to the preferred embodiments, and that the changes, modifications, additions or substitutions made by those skilled in the art without departing from the spirit of the present utility model and the scope of the claims of the present utility model. Other related art structures not disclosed in detail in the present utility model are prior art in the field.
Claims (6)
1. The utility model provides a horizontal storage tank annular water spray cooling system, its characterized in that, including water supply system (1), rain alarm valve group (3), alarm control ware (5), fire detector (11) and annular water atomizer (8), water supply system (1) are connected through distribution pipe (7) with annular water atomizer (8), alarm control ware (5) electric connection rain alarm valve group (3) and fire detector (11), rain alarm valve group (3) set up on distribution pipe (4).
2. The horizontal storage tank annular water spray cooling system according to claim 1, wherein the annular water spray device (8) comprises an annular water distribution branch pipe (202), a nipple (203), water mist spray nozzles (204) and connecting pieces (206), a plurality of annular water distribution branch pipes (202) are arranged along the horizontal storage tank, the annular water distribution branch pipes (202) are connected through symmetrically arranged connecting pieces (206), the nipple (203) is annularly arranged on the annular water distribution branch pipe (202), the water mist spray nozzles (204) are arranged at the tail ends of the nipple (203), and support plates (205) are arranged on two sides of the nipple (203).
3. The horizontal tank annular water spray cooling system according to claim 2, wherein a plurality of the annular water distribution branch pipes (202) are spaced apart by no more than 2 meters.
4. A horizontal tank annular water spray cooling system according to claim 3, characterized in that there are no less than 5 water mist heads (204) on each of the annular water distribution branch pipes (202).
5. The horizontal storage tank annular water spray cooling system according to claim 1, wherein signal butterfly valves (2) are arranged on the water distribution main pipe (4) and the water distribution pipeline (7).
6. The horizontal storage tank annular water spray cooling system according to claim 1, wherein a water flow indicator (6) is arranged on the water distribution pipeline (7), and the water flow indicator (6) is electrically connected with the alarm controller (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321456925.8U CN220213745U (en) | 2023-06-09 | 2023-06-09 | Annular water spray cooling system of horizontal storage tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321456925.8U CN220213745U (en) | 2023-06-09 | 2023-06-09 | Annular water spray cooling system of horizontal storage tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220213745U true CN220213745U (en) | 2023-12-22 |
Family
ID=89197472
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321456925.8U Active CN220213745U (en) | 2023-06-09 | 2023-06-09 | Annular water spray cooling system of horizontal storage tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220213745U (en) |
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2023
- 2023-06-09 CN CN202321456925.8U patent/CN220213745U/en active Active
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