CN215195189U - Topological type compressed air foam pipe network fire extinguishing system - Google Patents
Topological type compressed air foam pipe network fire extinguishing system Download PDFInfo
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- CN215195189U CN215195189U CN202120767229.3U CN202120767229U CN215195189U CN 215195189 U CN215195189 U CN 215195189U CN 202120767229 U CN202120767229 U CN 202120767229U CN 215195189 U CN215195189 U CN 215195189U
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Abstract
The utility model discloses a topological compressed air foam pipe network fire extinguishing systems, produce device, nozzle and controller including topological symmetry pipe network, compressed air foam, topological symmetry pipe network includes first to nth level pipeline, and N is for being greater than the natural number of three, and all pipeline wholly are the topological structure of symmetry, and first level pipeline links to each other with the nozzle, and nth level pipeline links to each other with compressed air foam production device. The utility model discloses a compressed air foam system combines together with pipe network fire extinguishing systems, and the pipe network of adoption be topological symmetrical structure, can effectively overcome the phenomenon of gas-liquid two-phase flow for the compressed air foam can be followed evenly blowout in each nozzle and can be covered on catching fire the object surface well, and fire extinguishing efficiency is high, pipe network fire extinguishing systems can be used to the building field and put out a fire, has realized the application of compressed air foam system in the building field pipe network is put out a fire, has improved the fire extinguishing efficiency and the fire extinguishing effects in building field.
Description
Technical Field
The utility model relates to a topological compressed air foam pipe network fire extinguishing system belongs to compressed air foam fire extinguishing technical field.
Background
With the rapid development of the country, fire safety in the building fields such as high-rise buildings, highway tunnels and the like is widely concerned. Aiming at building fire, the fire extinguishing is mainly carried out by spraying water at present, the fire extinguishing efficiency is low, and the fire extinguishing effect is not ideal. The compressed air foam fire extinguishing system generates foam by injecting air into foam solution at positive pressure, has high stability of compressed air foam, can cover the surface of a protected object for a long time, has higher fire extinguishing performance for A-type fire, B-type fire and A, B-type mixed fire, has small water consumption, and is suitable for being used in the current times with more tense water consumption.
The current pipe network fire extinguishing system in the building field mainly adopts liquid such as water or foam to put out a fire, and although a compressed air foam system has great advantages compared with water or foam fire extinguishing, a pipe network fire extinguishing system adopting compressed air foam to put out a fire does not exist at present. This is because the compressed air foam system can generate a gas-liquid two-phase flow in the current pipe network system due to the addition of the compressed air, and the current pipe network system is not suitable for releasing the compressed air foam. Therefore, there is a need to develop a fire extinguishing system for a pipe network that can extinguish fires using highly efficient compressed air foam.
SUMMERY OF THE UTILITY MODEL
To the above-mentioned problem and the demand that prior art exists, the utility model aims at providing a topological compressed air foam pipe network fire extinguishing systems.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a topological compressed air foam pipe network fire extinguishing systems, includes topological symmetry pipe network, compressed air foam production device, nozzle and controller, topological symmetry pipe network includes first to nth level delivery pipe way, and N is for being greater than the natural number of three, and all delivery pipe way are whole to be the topological structure of symmetry, first level delivery pipe way links to each other with the nozzle, nth level delivery pipe way links to each other with compressed air foam production device.
In one embodiment, the topological symmetric pipe network comprises first to Nth stages of conveying pipelines; one end of the first-stage conveying pipeline is connected with the nozzle, and the other end of the first-stage conveying pipeline is connected with the second-stage conveying pipeline; the other end of the second-stage conveying pipeline is connected with a third-stage conveying pipeline; by analogy, one end of the N-1 level conveying pipeline is connected with the N-2 level conveying pipeline, and the other end of the N-1 level conveying pipeline is connected with the Nth level conveying pipeline; the other end of the Nth-stage conveying pipeline is connected with a compressed air foam generating device; all the conveying pipelines are in a symmetrical topological structure integrally.
According to one embodiment, each stage of conveying pipelines in the topological symmetrical pipe network are symmetrical, each stage of conveying pipelines is symmetrical relative to the higher stage of conveying pipelines, and the whole conveying pipelines are fully symmetrical.
In another embodiment, each stage of the conveying pipelines in the topological symmetrical pipe network are symmetrical, each stage of the conveying pipelines are symmetrical relative to the higher stage of the conveying pipelines, and the whole conveying pipeline is symmetrical relative to the compressed air foam generating device.
According to the optimal scheme, each level of conveying pipelines in the topological symmetrical pipe network is respectively provided with an electric control valve, and the electric control valves are electrically connected with the controller.
According to the optimal scheme, all levels of conveying pipelines in the topological symmetrical pipe network are respectively provided with an overhaul valve, and the overhaul valves are electrically connected with the controller.
In a preferable scheme, a fire condition monitor is arranged in the peripheral area of the nozzle and is electrically connected with the controller.
According to a preferred scheme, the pipeline drift diameters of all stages of conveying pipelines in the topological symmetrical pipe network are gradually increased from the first stage to the Nth stage.
In a preferred embodiment, the controller is electrically connected to the compressed air foam generating device.
In one embodiment, the compressed air foam generating device is connected with an external liquid injection pipeline.
Compared with the prior art, the utility model has the advantages of:
the utility model provides a topological compressed air foam pipe network fire extinguishing systems has realized that compressed air foam system and pipe network fire extinguishing systems combine together, and the pipe network of adoption be topological symmetrical structure, can effectively overcome the phenomenon of gas-liquid two-phase flow for the compressed air foam can follow evenly blowout in each nozzle and can cover well on the object surface that catches fire, and fire extinguishing efficiency is high, pipe network fire extinguishing systems can be used to the building field and put out a fire, has realized the application of compressed air foam system in the building field pipe network is put out a fire, has improved the fire extinguishing efficiency and the fire extinguishing effect in the building field, has obvious practical value.
Drawings
FIG. 1 is a schematic structural diagram of a topological compressed air foam pipe network fire extinguishing system according to an embodiment of the present invention;
fig. 2 is a schematic view of another pipeline structure of a topological symmetric pipe network according to an embodiment of the present invention;
the numbers in the figures are as follows: 1. a topological symmetric pipe network; 1-1, a first-stage conveying pipeline; 1-2, an Nth stage conveying pipeline; 2. a compressed air foam generating device; 3. a nozzle; 4. an electrically controlled valve; 5. a controller; 6. a service valve; 7. a fire monitor; 8. an external liquid injection pipeline; A. b, C, D represent four areas of the grid fire suppression system distribution, respectively.
Detailed Description
The technical solution of the present invention will be further clearly and completely described below with reference to the accompanying drawings and examples.
Examples
Please refer to fig. 1 and fig. 2: the embodiment provides a topological compressed air foam pipe network fire extinguishing system, including topological symmetry pipe network 1, compressed air foam production device 2 and nozzle 3, topological symmetry pipe network 1 includes first to nth level delivery pipe way, and N is the natural number that is greater than three, and all delivery pipe way are whole to be symmetrical topological structure, first level delivery pipe way 1-1 links to each other with nozzle 3, nth level delivery pipe way (the delivery pipe way of the highest level in the topological symmetry pipe network promptly) 1-2 links to each other with compressed air foam production device 2. When the device is used, compressed air foam generated by the compressed air foam generating device 2 is conveyed to the corresponding nozzles 3 through the conveying pipelines in the topological symmetrical pipe network 1 and is sprayed out through the nozzles 3, and then compressed air foam extinguishment is realized.
Specifically, the topological symmetric pipe network 1 comprises first to nth-stage conveying pipelines; one end of the first-stage conveying pipeline 1-1 is connected with the nozzle 3, and the other end is connected with the second-stage conveying pipeline; the other end of the second-stage conveying pipeline is connected with a third-stage conveying pipeline; in the same way, one end of the N-1 level conveying pipeline is connected with the N-2 level conveying pipeline, and the other end of the N-1 level conveying pipeline is connected with the N-2 level conveying pipeline 1-2; the other end of the Nth-stage conveying pipeline 1-2 is connected with a compressed air foam generating device 2; all the conveying pipelines are distributed symmetrically in a topological mode.
In the topological symmetrical pipe network 1, the number of stages of the conveying pipeline is not limited, and the conveying pipeline can reach multiple stages such as ten stages, twenty stages and the like according to requirements, and in order to ensure the conveying effect, usually no less than three stages (namely, N is a natural number greater than three) are provided.
In the utility model, the topological symmetric pipe network 1 is a symmetric topological pipe network, wherein the conveying pipeline system can form a symmetric structure, specifically, as shown in fig. 1, each level of conveying pipeline forms a symmetric structure, each level of conveying pipeline is a symmetric structure relative to the higher level of conveying pipeline, and the whole conveying pipeline is a full symmetric structure; or, as shown in fig. 2, each stage of the conveying pipeline forms a symmetrical structure, each stage of the conveying pipeline is symmetrical with respect to the higher stage of the conveying pipeline, and all the conveying pipelines are symmetrical with respect to the compressed air foam generating device 2 as a whole. The topological symmetrical pipe network 1 adopts the conveying pipeline system with the symmetrical structure to convey compressed air foam, and can solve the problem of gas-liquid two-phase flow caused by the asymmetrical structure, so that the pressure in the conveying pipeline can be ensured to be uniform, and further, the nozzles can be ensured to uniformly release the fire extinguishing agent, and the compressed air foam can be uniformly sprayed out from each nozzle 3 and well covers the surface of an object on fire, and the topological symmetrical pipe network has the advantages of high fire extinguishing efficiency and good fire extinguishing effect.
In addition, as shown in fig. 1, each stage of conveying pipeline in the topological symmetric pipe network 1 is provided with an electronic control valve 4, and the electronic control valves 4 are electrically connected with a controller 5. In fig. 1 of the present embodiment, only a part of the electrically controlled valve 4 in the feed line is shown. The setting of the electric control valve 4 and the controller 5 can improve the automation degree of the whole pipe network fire extinguishing system. Generally, the electric control valves 4 are in a normally closed state, and when the fire extinguishing device is used, the corresponding electric control valves 4 are controlled to be automatically opened through the controller 5 according to fire conditions, so that fire extinguishment is quickly responded, and the fire extinguishing efficiency is effectively improved. The controller 5 is electrically connected with the compressed air foam generating device 2 and can automatically control the compressed air foam generating device 2 to work.
In addition, referring to fig. 1, each stage of conveying pipeline in the topological symmetric pipe network 1 is provided with a service valve 6, and the service valve 6 is electrically connected with the controller 5. Accordingly, in fig. 1 of the present embodiment, only a part of the service valve 6 in the transfer line is shown. Generally, the service valves 6 are in a normally open state, and when a pipeline system or other devices have problems and cannot work normally, the corresponding service valves 6 are automatically closed by the controller 5 for detection and maintenance.
In addition, referring to fig. 1, a fire detector 7 is provided at a peripheral region of the nozzle 3, and the fire detector 7 is electrically connected to the controller 5. The fire monitor 7 adopts the product sold in the market can, contain temperature and smog monitoring usually, fire monitor 7 has a plurality ofly, and evenly distributed can carry out the real-time supervision at no dead angle to the fire in the region in the peripheral region of nozzle 3, when fire monitor 7 detects unusually, can in time give controller 5 abnormal signal transmission, then controller 5 control corresponding automatically controlled valve 4 is opened, and then open corresponding nozzle 3 and put out a fire.
In addition, in the topological symmetric pipe network 1, the pipeline drift diameter of each stage of conveying pipeline gradually increases from the first stage to the Nth stage, that is: the pipeline drift diameter of the second-stage conveying pipeline is larger than that of the first-stage conveying pipeline, the pipeline drift diameter of the third-stage conveying pipeline is larger than that of the second-stage conveying pipeline, the pipeline drift diameter of the fourth-stage conveying pipeline is larger than that of the third-stage conveying pipeline, and so on, the pipeline drift diameter of the Nth-stage conveying pipeline is larger than that of the Nth-1-stage conveying pipeline.
In addition, the compressed air foam generating device 2 is connected with an external liquid injection pipeline 8, and water and foam stock solution are continuously supplied through the external liquid injection pipeline 8. The compressed air foam generating device 2 is a general product at present and is used for generating compressed air foam, and the compressed air foam generating device 2 is electrically connected with the controller 5 and is controlled to work by the controller 5.
The following describes in detail the method of using the topological compressed air foam pipe network fire extinguishing system according to the embodiment of the present invention with reference to fig. 1:
as shown in fig. 1, the fire extinguishing system of the pipe network is distributed in A, B, C, D four areas (when used for fire extinguishing in the field of buildings, A, B, C, D four areas represent four areas in a building which need fire prevention and control), each area is provided with a fire monitor 7, taking a zone a as an example, when a fire breaks out in the zone a, the fire monitor 7 in the zone a detects temperature and smoke abnormality and transmits signals to a controller 5, the controller 5 controls a compressed air foam generating device 2 to work and opens a corresponding electric control valve 4, compressed air foam generated by the compressed air foam generating device 2 is transmitted to a nozzle 3 in the zone a through each stage of transmission pipelines in a topologically symmetrical pipe network 1 and is uniformly sprayed out of the nozzle 3, thereby realizing fire extinguishing in the zone a;
the pipe network fire extinguishing system can be used for fire extinguishing in the building field, realizes the fire extinguishing application of compressed air foam in the building field, and improves the fire extinguishing efficiency and the fire extinguishing effect in the building field; and, in the fire extinguishing process, the electric control elements such as automatically controlled valve 4, fire monitor 7, controller 5 combine together, can the condition in the real-time supervision building to respond according to the condition of catching fire rapidly, can realize the very first time discovery fire, and respond at the very first time and implement and put out a fire, can solve the fire control safety problem in the building field fast effectively.
It is finally necessary to point out here: the above description is only for the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the protection scope of the present invention.
Claims (10)
1. The utility model provides a topological compressed air foam pipe network fire extinguishing systems which characterized in that: including topological symmetry pipe network, compressed air foam generating device, nozzle and controller, topological symmetry pipe network includes first to Nth level delivery pipe way, and N is for being greater than the natural number of three, and all delivery pipe way are whole to be symmetrical topological structure, first order delivery pipe way links to each other with the nozzle, Nth level delivery pipe way links to each other with compressed air foam generating device.
2. The topological compressed air foam piping network fire suppression system of claim 1, wherein: the topological symmetrical pipe network comprises first to Nth stages of conveying pipelines; one end of the first-stage conveying pipeline is connected with the nozzle, and the other end of the first-stage conveying pipeline is connected with the second-stage conveying pipeline; the other end of the second-stage conveying pipeline is connected with a third-stage conveying pipeline; by analogy, one end of the N-1 level conveying pipeline is connected with the N-2 level conveying pipeline, and the other end of the N-1 level conveying pipeline is connected with the Nth level conveying pipeline; the other end of the Nth-stage conveying pipeline is connected with a compressed air foam generating device; all the conveying pipelines are in a symmetrical topological structure integrally.
3. The topological compressed air foam piping network fire suppression system of claim 1 or 2, wherein: each level of conveying pipeline in the topological symmetrical pipe network is symmetrical, each level of conveying pipeline is symmetrical relative to the higher level of conveying pipeline, and the whole conveying pipeline is fully symmetrical.
4. The topological compressed air foam piping network fire suppression system of claim 1 or 2, wherein: each stage of conveying pipeline in the topological symmetrical pipe network is symmetrical, each stage of conveying pipeline is symmetrical relative to a higher stage of conveying pipeline, and the whole conveying pipeline is symmetrical relative to the compressed air foam generating device.
5. The topological compressed air foam piping network fire suppression system of claim 1 or 2, wherein: and each level of conveying pipeline in the topological symmetrical pipe network is respectively provided with an electric control valve, and the electric control valves are electrically connected with the controller.
6. The topological compressed air foam piping network fire suppression system of claim 1 or 2, wherein: and all levels of conveying pipelines in the topological symmetrical pipe network are respectively provided with an overhaul valve, and the overhaul valves are electrically connected with the controller.
7. The topological compressed air foam piping network fire suppression system of claim 1 or 2, wherein: the peripheral region of nozzle is equipped with the fire condition monitor, the fire condition monitor with the controller electricity is connected.
8. The topological compressed air foam piping network fire suppression system of claim 1 or 2, wherein: the pipeline drift diameters of all levels of conveying pipelines in the topological symmetrical pipe network are gradually increased from the first level to the Nth level.
9. The topological compressed air foam piping network fire suppression system of claim 1, wherein: the controller is electrically connected with the compressed air foam generating device.
10. The topological compressed air foam piping network fire suppression system of claim 1 or 9, wherein: the compressed air foam generating device is connected with an external liquid injection pipeline.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202120767229.3U CN215195189U (en) | 2021-04-15 | 2021-04-15 | Topological type compressed air foam pipe network fire extinguishing system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202120767229.3U CN215195189U (en) | 2021-04-15 | 2021-04-15 | Topological type compressed air foam pipe network fire extinguishing system |
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| CN215195189U true CN215195189U (en) | 2021-12-17 |
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| CN202120767229.3U Active CN215195189U (en) | 2021-04-15 | 2021-04-15 | Topological type compressed air foam pipe network fire extinguishing system |
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