CN214344053U - Tunnel boring machine fire extinguishing system - Google Patents
Tunnel boring machine fire extinguishing system Download PDFInfo
- Publication number
- CN214344053U CN214344053U CN202120253073.7U CN202120253073U CN214344053U CN 214344053 U CN214344053 U CN 214344053U CN 202120253073 U CN202120253073 U CN 202120253073U CN 214344053 U CN214344053 U CN 214344053U
- Authority
- CN
- China
- Prior art keywords
- foam
- fire
- control valve
- subsystem
- communicated
- Prior art date
- 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.)
- Active
Links
Images
Landscapes
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The utility model provides a tunnel boring machine fire extinguishing system, including fire detection subsystem, ventilation subsystem, automatic spray fire extinguishing subsystem and fire alarm subsystem, fire detection subsystem, ventilation subsystem, automatic spray fire extinguishing subsystem and fire alarm subsystem all are connected with the host computer, automatic spray fire extinguishing subsystem includes foam supply pipe way, fire water supply pipe way, foam mixing arrangement and foam injection apparatus, and foam supply pipe way and fire water supply pipe way are linked together with foam mixing arrangement through first valve unit and second respectively, and foam mixing arrangement is linked together with foam injection apparatus, and the control valve unit that corresponds is connected with the host computer. The utility model discloses quick start foam fire extinguishing system when condition of a fire appears in the tunnel, tunnel outer water and foaming agent will produce the high multiple foam through pipeline flow direction foam mixing arrangement to continue to carry to the foam through the pipeline and spout the bucket, thereby reach the purpose of putting out a fire fast, isolated smog.
Description
Technical Field
The utility model relates to a tunnel boring machine technical field who puts out a fire especially relates to a tunnel boring machine fire extinguishing systems.
Background
At present, the rapid development of urban economy and the increasingly accelerated urbanization progress make the various contradictions of urban development increasingly prominent, and many countries have solved the urban land, population and environmental crisis by developing and utilizing underground space, and strive to find sustainable urbanization development roads. The tunnel boring machine is used as a special device for tunnel excavation, and has been widely used for underground space development of cities due to the advantages of rapidness, high efficiency, safety, high mechanization degree and the like. The fire prevention situation in the construction of present tunnel boring machine is not optimistic, if burn, must produce a large amount of toxic smog, has brought very big potential safety hazard for constructor.
The conventional tunnel boring machine fire extinguishing facility is generally a certain number of portable fire extinguishers or automatic water spraying fire extinguishing systems, but because the tunnel boring machine has a complex internal structure and a severe environment, the required portable fire extinguishers are more in number and are easy to damp and agglomerate to lose efficacy, and meanwhile, the automatic water spraying fire extinguishing systems have the defects of nonideal fire extinguishing effect except for A-class fire, large water consumption and complex construction pipe network, so that the tunnel boring machine fire extinguishing facility has great limitation. In addition, the ventilation system in the tunnel can strengthen the fire behavior to a certain extent, and the fire control difficulty is increased. In the construction process of the existing tunnel boring machine, because the tunnel distance is long, the number of entrances and exits of people is small, and the types of combustion objects are many, if a fire disaster is not effectively controlled, the tunnel boring machine can greatly affect the safety and the health of people. It is therefore an urgent task in the construction of current tunnel boring machines to find a more effective fire extinguishing system.
SUMMERY OF THE UTILITY MODEL
To the operation degree of difficulty of putting out a fire in present tunnel, the unsatisfactory technical problem of fire control effect, the utility model provides a tunnel boring machine fire extinguishing system.
In order to solve the above problem, the technical scheme of the utility model is so realized:
the utility model provides a tunnel boring machine fire control fire extinguishing systems, includes fire detection subsystem, ventilation subsystem, automatic spray fire extinguishing subsystem and fire alarm subsystem, and fire detection subsystem, ventilation subsystem, automatic spray fire extinguishing subsystem and fire alarm subsystem all are connected with the host computer, automatic spray fire extinguishing subsystem includes foam supply pipeline, fire water supply pipeline, foam mixing arrangement and foam injection apparatus, and foam supply pipeline and fire water supply pipeline are linked together with foam mixing arrangement through first valve unit and second respectively, and foam mixing arrangement is linked together with foam injection apparatus, and the control valve unit that corresponds is connected with the host computer.
Preferably, the foam supply pipeline comprises a foaming agent tank, and the foaming agent tank is communicated with the foam mixing device through a first control valve group; the fire water supply pipeline comprises a water inlet pipe and a water return pipe, the water inlet pipe and the water return pipe are communicated with an external water system of the tunnel and a water system of the shield tunneling machine, and the water inlet pipe and the water return pipe are communicated with the foam mixing device through a second control valve group; the foam injection device comprises a foam injection barrel, the foam injection barrel is communicated with the foam mixing device, and the foam injection barrel is arranged between two adjacent sections of trailers.
Preferably, the water inlet pipe is communicated with the second control valve group sequentially through the first local control valve, the one-way valve and the second local control valve group.
Preferably, the first control valve group comprises a second local control valve and a second electromagnetic valve which are communicated in parallel, the second control valve group comprises a third local control valve and a third electromagnetic valve which are communicated in parallel, a foaming agent box in a foam supply pipeline is communicated with the foam mixing device through the second control valve and the second electromagnetic valve, a water inlet pipe and a water return pipe in a fire water supply pipeline are communicated with the foam mixing device through the third local control valve and the third electromagnetic valve, and the water inlet pipe is communicated with the third local control valve and the third electromagnetic valve respectively through the first local control valve and the one-way valve; and the second electromagnetic valve and the third electromagnetic valve are both connected with an upper computer.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses a set of fire extinguishing system is disposed on the trailer of corresponding node, realizes the control of trailer subregion, the protection personal and equipment safety of maximum degree, dispose the foam between two adjacent sections of trailers and spout the bucket, guarantee to produce sufficient foam, reach the optimum fire extinguishing effect;
2. when the utility model detects the fire, the fire-fighting system is remotely or automatically started to realize the effect of quick fire extinguishing; when the intensity of a fire is great in the tunnel, the steerable local control valve of second of staff and the start of the local control valve of third, start fire extinguishing system locally, tunnel outer water and foaming agent will produce the high multiple foam through pipeline flow direction foam mixing arrangement to continue to carry to the foam spray barrel through the pipeline, thereby reach the purpose of putting out a fire fast, isolated smog.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic view of the working principle of the present invention.
Fig. 2 is an installation schematic diagram of the present invention.
In the figure, 1 is a first local control valve, 2 is a check valve, 3 is a third local control valve, 4 is a third electromagnetic valve, 5 is a foam spraying barrel, 6 is a foam mixing device, 7 is a second local control valve, 8 is a second electromagnetic valve, and 9 is a foaming agent box.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without any creative effort belong to the protection scope of the present invention.
As shown in figure 2, the tunnel boring machine fire-fighting system comprises a fire detection subsystem, a ventilation subsystem, an automatic spraying fire-fighting subsystem and a fire alarm subsystem, wherein the fire detection subsystem, the ventilation subsystem, the automatic spraying fire-fighting subsystem and the fire alarm subsystem are all connected with an upper computer, the fire detection subsystem comprises a fire detector and a smoke detector, the fire alarm subsystem comprises an audible and visual alarm, the fire detector, the smoke detector and the audible and visual alarm are respectively arranged on a transformer, a high-voltage switch cabinet and a control cabinet on a trailer, a water tank is arranged at the tail part of the trailer and used as a fire-fighting water tank for supplying water to the fire-fighting system, the fire detector, the smoke detector and the audible and visual alarm are all connected with a field control box, the field control box is connected with the upper computer through a control bus, and when a fire situation is detected, the upper computer automatically controls the audible and visual alarm to send out audible and visual alarm, and simultaneously stopping the ventilation operation of the ventilation subsystem.
As shown in fig. 1, the automatic spraying fire extinguishing subsystem includes the foam supply line, fire water supply line, foam mixing arrangement and foam injection apparatus, foam supply line and fire water supply line are linked together with foam mixing arrangement through first valve unit and second respectively, foam mixing arrangement is linked together with foam injection apparatus, the valve unit that corresponds all is connected with the host computer, through dispose one set of fire extinguishing systems on corresponding node trailer, realize trailer zone control, the protection of at utmost is personal and equipment safety, dispose the foam spray barrel between the adjacent two sections trailer, guarantee to produce sufficient foam, reach the optimal fire extinguishing effect.
The foam supply pipeline comprises a foaming agent box 9, and the foaming agent box 9 is communicated with the foam mixing device through a first control valve group; the fire water supply pipeline comprises a water inlet pipe and a water return pipe, the water inlet pipe and the water return pipe are communicated with an external water system of the tunnel and a water system of the shield machine, the water inlet pipe and the water return pipe are communicated with the foam mixing device through a second control valve group, and the water inlet pipe is communicated with the second control valve group through a first local control valve 1, a one-way valve 2 and a second local control valve group in sequence; foam injection apparatus includes that foam spouts bucket 5, and foam spouts bucket 5 and foam mixing arrangement and is linked together, is provided with the foaming machine in the foam mixing arrangement, and the foaming machine is connected with the host computer, and when fire extinguishing system starts, host computer control foaming machine starts foaming operation and foam spouts bucket 5 to set up between the adjacent two sections trailer.
The first control valve group comprises a second local control valve 7 and a second electromagnetic valve 8, the second local control valve 7 and a third electromagnetic valve 4 are communicated in parallel, the second control valve group comprises a third local control valve 3 and a third electromagnetic valve 4, the third local control valve 3 and the third electromagnetic valve 8 are communicated in parallel, a foaming agent box 9 in a foam supply pipeline is communicated with a foam mixing device through the second local control valve 7 and the second electromagnetic valve 8, a water inlet pipe and a water return pipe in a fire water supply pipeline are communicated with the foam mixing device through the third local control valve 3 and the third electromagnetic valve 4, and the water inlet pipe is communicated with the third local control valve 3 and the third electromagnetic valve 4 respectively through a first local control valve 1 and a check valve 2; the second electromagnetic valve 8 and the third electromagnetic valve 4 are both connected with an upper computer; when a fire is detected, the fire-fighting system is automatically started, or an operator can remotely control the hard start of the fire-fighting system, so that the operation reliability of the fire-fighting system is ensured, and the effect of quickly extinguishing fire is realized; when the intensity of a fire is great in the tunnel, but staff manual control second local control valve and the local control valve of third start, start fire extinguishing system locally, tunnel outer water and foaming agent will produce the high multiple foam through pipeline flow direction foam mixing arrangement to continue to carry to the foam spray barrel through the pipeline, thereby reach the purpose of putting out a fire fast, isolated smog.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (4)
1. The utility model provides a tunnel boring machine fire control fire extinguishing systems, includes fire detection subsystem, ventilation subsystem, automatic spray fire extinguishing subsystem and fire alarm subsystem, and fire detection subsystem, ventilation subsystem, automatic spray fire extinguishing subsystem and fire alarm subsystem all are connected with the host computer, its characterized in that, automatic spray fire extinguishing subsystem includes foam supply pipeline, fire water supply pipeline, foam mixing arrangement and foam injection apparatus, and foam supply pipeline and fire water supply pipeline are linked together with foam mixing arrangement through first valve unit and second respectively, and foam mixing arrangement is linked together with foam injection apparatus, and the control valve unit that corresponds all is connected with the host computer.
2. A fire fighting system according to claim 1, wherein the foam supply line comprises a foam agent tank (9), the foam agent tank (9) being in communication with the foam mixing device via a first control valve block; the fire water supply pipeline comprises a water inlet pipe and a water return pipe, the water inlet pipe and the water return pipe are communicated with an external water system of the tunnel and a water system of the shield tunneling machine, and the water inlet pipe and the water return pipe are communicated with the foam mixing device through a second control valve group; the foam injection device comprises a foam injection barrel (5), the foam injection barrel (5) is communicated with the foam mixing device, and the foam injection barrel (5) is arranged between two adjacent sections of trailers.
3. A tunnel boring machine fire fighting system according to claim 2, wherein the water inlet pipe is in communication with the second control valve group sequentially through the first local control valve (1), the check valve (2).
4. A fire fighting system of a tunnel boring machine according to any one of claims 1 to 3, the first control valve group comprises a second local control valve (7) and a second electromagnetic valve (8), the second local control valve (7) and the second electromagnetic valve (8) are communicated in parallel, the second control valve group comprises a third local control valve (3) and a third electromagnetic valve (4), the third local control valve (3) and the third electromagnetic valve (4) are communicated in parallel, a foaming agent box (9) in a foam supply pipeline is communicated with a foam mixing device through the second local control valve (7) and the second electromagnetic valve (8), a water inlet pipe and a water return pipe in a fire water supply pipeline are communicated with the foam mixing device through the third local control valve (3) and the third electromagnetic valve (4), and the water inlet pipe is communicated with the third local control valve (3) and the third electromagnetic valve (4) through the first local control valve (1) and the check valve (2) in sequence; and the second electromagnetic valve (8) and the third electromagnetic valve (4) are connected with an upper computer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120253073.7U CN214344053U (en) | 2021-01-29 | 2021-01-29 | Tunnel boring machine fire extinguishing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120253073.7U CN214344053U (en) | 2021-01-29 | 2021-01-29 | Tunnel boring machine fire extinguishing system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214344053U true CN214344053U (en) | 2021-10-08 |
Family
ID=77961145
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120253073.7U Active CN214344053U (en) | 2021-01-29 | 2021-01-29 | Tunnel boring machine fire extinguishing system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214344053U (en) |
-
2021
- 2021-01-29 CN CN202120253073.7U patent/CN214344053U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106251552B (en) | A kind of region Intelligent fire-fighting monitoring, alarming platform | |
| KR20070106398A (en) | The house in the room and the building in the room and workshop various of area life of a fire bic used extinction nozzle mounting pipe system a fire extinction on the prevention of rull, there of it's for the early extinguished a fire and the human saved life | |
| CN103272359B (en) | A kind of real-time monitoring system for structural fire protection water supply system and method | |
| CN102688570A (en) | Fire safety safeguards system for tunnel and extinguishing method thereof | |
| CN106345092A (en) | Intelligent high-rise building fire-protection monitoring system | |
| CN214344053U (en) | Tunnel boring machine fire extinguishing system | |
| CN101699031B (en) | System for automatically extinguishing fire in long tunnel and extinguishing method thereof | |
| CN105056428B (en) | A kind of fire-fighting integrated control system applied to electric automobile electric charging station | |
| CN206295534U (en) | Intelligent fire-fighting monitoring system | |
| CN109381830A (en) | A kind of overlength vcehicular tunnel water rationing fire-fighting system and water supply fire-fighting method | |
| CN206295535U (en) | Fire hydrant detects leakage inspector | |
| CN205575620U (en) | Explosion -proof skid -mounted formula filling station of separation | |
| CN202099838U (en) | Safety water supply device with water storage tank | |
| CN113811369A (en) | Automatic mountain fire prevention and protection system for dwellings, buildings and property | |
| CN217661191U (en) | Water spray automatic fire extinguishing device and fire alarm and fire extinguishing linkage system | |
| Yoo et al. | The study on application of automatic monitor system for initial fire suppression in double-deck tunnel | |
| CN110368615A (en) | A kind of fire extinguishing system and extinguishing method applied to power cable tunnel | |
| CN206745788U (en) | A kind of fire-fighting system of vcehicular tunnel | |
| CN210460749U (en) | Tunnel fire extinguishing system | |
| CN213846926U (en) | Tunnel fire control monitored control system | |
| CN205942979U (en) | Marine fire alarm device | |
| CN207898815U (en) | A kind of high-expansion foam extinguishing system applied to the underground space | |
| CN202961576U (en) | Marine fire detecting and water mist fire-extinguishing system | |
| CN111821628A (en) | Movable forest fire control retaining system | |
| CN210521610U (en) | Water curtain fire-fighting system for tunnel boring machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |