CN211024934U - Tunnel fire early warning and fire control integrated device - Google Patents
Tunnel fire early warning and fire control integrated device Download PDFInfo
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- CN211024934U CN211024934U CN201921793480.6U CN201921793480U CN211024934U CN 211024934 U CN211024934 U CN 211024934U CN 201921793480 U CN201921793480 U CN 201921793480U CN 211024934 U CN211024934 U CN 211024934U
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Abstract
The utility model discloses a tunnel fire early warning and fire fighting integrated device, which comprises a controller, a plurality of fire alarm real-time monitoring systems, a plurality of electric control smoke discharging and air exchanging control systems, a plurality of electric control spraying valve control systems and a remote monitoring system, wherein the plurality of fire alarm real-time monitoring systems, the plurality of electric control smoke discharging and air exchanging control systems, the plurality of electric control spraying valve control systems and the remote monitoring system are all connected with the; a GPS module is arranged in the fire alarm real-time monitoring system; the fire alarm real-time monitoring system comprises a fire alarm, a dual-wavelength flame detector, a temperature sensor and a smoke detector; the electric control smoke discharging and air exchanging control system comprises a fan arranged at the arch top of the inner wall of the tunnel and a first pipeline which is connected with the fan and arranged in the fireproof layer for smoke discharging and ventilation; the electric control spraying valve control system comprises a plurality of first spraying devices arranged on the inner wall of the tunnel and a plurality of second spraying devices arranged on an inverted arch; the utility model can accurately and reliably detect whether the conditions of smoke, fire, high temperature and the like occur in the tunnel; the fire disaster position and time can be monitored, and the fire condition can be timely, flexibly, quickly and efficiently reduced.
Description
Technical Field
The utility model relates to a tunnel fire hazard fire control technical field, concretely relates to tunnel fire hazard early warning and fire control integrated device.
Background
With the rapid development of transportation infrastructure, a great deal of highway and railway tunnels are built, and the following tunnel traffic operation problem is gradually concerned. Particularly, the fire hazard problem of long tunnels is counted up, and the fire hazard accidents of the tunnels in China are more than one hundred every year, so that traffic jam is caused, and a large number of casualties are caused seriously.
At present, the common fire alarm system in the tunnel mainly comprises three types, namely a thermosensitive alloy wire type, an optical fiber type and a dual-wavelength flame detector type, single characteristic quantity is captured intelligently, and complicated tunnel fire working conditions which possibly exist in the tunnel such as ignition, shielding and fan interference cannot be pre-warned accurately. Compared with the common ground building, the underground traffic tunnel is a special building, the structure is complex, the environment is closed, and the design of the escape passage is limited. Once a fire occurs, evacuation, fire extinguishment and smoke emission cannot be achieved like in a ground building. Therefore, timely and accurate early warning of fire is needed in the tunnel, and enough time is reserved for evacuation of people in the tunnel; fire control measures such as timely isolation of fire sources and corresponding fire extinguishment are further needed.
SUMMERY OF THE UTILITY MODEL
The utility model provides a tunnel fire early warning and fire control integrated device which can accurately acquire the size and the position of a fire in time and can timely take measures such as corresponding fire extinguishing, smoke discharging and ventilation.
The utility model adopts the technical proposal that: a tunnel fire early warning and fire fighting integrated device comprises a controller, a plurality of fire alarm real-time monitoring systems, a plurality of electric control smoke discharging and air exchanging control systems, a plurality of electric control spraying valve control systems and a remote monitoring system, wherein the plurality of fire alarm real-time monitoring systems, the plurality of electric control smoke discharging and air exchanging control systems, the plurality of electric control spraying valve control systems and the remote monitoring system are all connected with the controller; a GPS module is arranged in the fire alarm real-time monitoring system; the fire alarm real-time monitoring system comprises a fire alarm, a dual-wavelength flame detector, a temperature sensor and a smoke detector which are arranged on the cross section of the same tunnel and arranged in a fireproof layer on the inner wall of the tunnel; the electric control smoke discharging and air exchanging control system comprises a fan arranged at the arch top of the inner wall of the tunnel and a first pipeline which is connected with the fan and arranged in the fireproof layer for smoke discharging and ventilation, and the fan is connected with the controller; the electric control spraying valve control system comprises a plurality of first spraying devices arranged on the inner wall of the tunnel and a plurality of second spraying devices arranged on an inverted arch; the first spraying device is communicated with drainage ditches at two sides of the tunnel and a central drainage ditch through a second pipeline arranged in the fireproof layer; the second spraying device is communicated with the central drainage ditch through a third pipeline arranged in the inverted arch filling.
Further, the controller is a P L C controller.
Further, the smoke detector is arranged at the arch top of the tunnel; the fire alarm is arranged at the arch springing of the tunnel; the two temperature sensors are arranged on the inner wall of the tunnel in a bilateral symmetry manner; the dual-wavelength flame detectors comprise two flame detectors which are arranged on the inner wall of the tunnel in a bilateral symmetry mode.
Furthermore, the first spraying device is of a pentagonal structure, the bottom end of the first spraying device is provided with an opening, and two sides adjacent to the side length of the bottom end are provided with two openings; the controller is connected with a control valve of the first spraying device.
Furthermore, the second spraying device comprises a device body, a self-aligning roller bearing which is arranged below the device body and used for driving the device body to rotate, and a sliding type electric control valve which is arranged at a position corresponding to a water outlet of the device body; the controller is connected with the sliding type electric control valve and is opened and closed.
The utility model has the advantages that:
(1) the utility model can accurately and reliably detect whether the conditions of smoke, fire, high temperature and the like occur in the tunnel; the position of the fire can be monitored through the GPS module, and the time of the fire is recorded;
(2) the utility model can quickly and efficiently reduce the fire through the dual fire extinguishing of the first spraying device and the second spraying device; meanwhile, the toxic gas in the tunnel is ventilated after being timely removed by an electric control smoke discharging and air exchanging control system; so that the tunnel can quickly reach a normal operation state.
Drawings
Fig. 1 is the utility model discloses well fire early warning real-time monitoring system schematic diagram.
Fig. 2 is the utility model discloses well fire early warning real-time monitoring system arranges the schematic diagram on the cross section in the tunnel.
Fig. 3 is the utility model discloses well fire early warning real-time monitoring system arranges the schematic diagram on the vertical section in the tunnel.
Fig. 4 is a schematic view of the structural connection relationship of the present invention.
Fig. 5 is a schematic view of the cross-sectional layout of the spray device and the water supply of the present invention.
Fig. 6 is a schematic view of the arrangement of the middle spraying device and the water supply vertical section of the present invention.
Fig. 7 is a schematic structural view of the first spraying device of the present invention.
Fig. 8 is a schematic structural view of the second spraying device of the present invention, wherein a is a valve closed state and b is a valve open state.
Fig. 9 is a schematic cross-sectional view of the electrical control smoke evacuation and ventilation control system of the present invention.
Fig. 10 is a schematic longitudinal section view of the electric control smoke discharging and air exchanging control system of the present invention.
Fig. 11 is a schematic view of the ventilation operation of the electric control smoke discharging and air exchanging control system of the present invention.
In the figure: 1-a fire alarm, 2-a dual-wavelength flame detector, 3-a temperature sensor, 4-a smoke detector, 5-a fireproof layer, 6-a first spraying device, 7-a second spraying device, 7-1-a device body, 7-2-a self-aligning roller bearing, 7-3-a sliding type electric control valve and 8-a fan.
Detailed Description
The invention will be further described with reference to the accompanying drawings and specific examples.
A tunnel fire early warning and fire fighting integrated device is characterized by comprising a controller, a plurality of fire alarm real-time monitoring systems, a plurality of electric control smoke exhaust and air exchange control systems, a plurality of electric control spraying valve control systems and a remote monitoring system, wherein the fire alarm real-time monitoring systems, the electric control smoke exhaust and air exchange control systems, the electric control spraying valve control systems and the remote monitoring system are all connected with the controller, a GPS module is arranged in each fire alarm real-time monitoring system, each fire alarm real-time monitoring system comprises a fire alarm 1, a dual-wavelength flame detector 2, a temperature sensor 3 and a smoke detector 4 which are arranged in a fireproof layer 5 of the inner wall of a tunnel, each electric control smoke exhaust and air exchange control system comprises a fan 8 and a first pipeline, the fan 8 is arranged on the arch top of the inner wall of the tunnel, the first pipeline is connected with the fan 8 and used for smoke exhaust and ventilation, the fan 8 is connected with the controller, each electric control spraying valve control system comprises a plurality of first spraying devices 6 arranged on the inner wall of the tunnel and a plurality of second spraying devices 7 arranged on the inverted arch, the first spraying devices 7 are communicated with drainage ditches on two sides of the tunnel through a third pipeline.
The smoke detector 4 is arranged at the arch top of the tunnel; the fire alarm 1 is arranged at the arch springing of the tunnel; the temperature sensors 3 are arranged on the inner wall of the tunnel in a bilateral symmetry mode; the dual-wavelength flame detectors 2 comprise two flame detectors which are arranged on the inner wall of the tunnel in a bilateral symmetry mode. The first spraying device 6 is of a pentagonal structure, the bottom end of the first spraying device is provided with an opening, and two openings are formed in two sides adjacent to the side length of the bottom end; the controller is connected with the control valve of the first spraying device 6. The second spraying device 7 comprises a device body 7-1, a self-aligning roller bearing 7-2 which is arranged below the device body 7-1 and used for driving the device body to rotate, and a sliding type electric control valve 7-3 which is arranged at a position corresponding to a water outlet of the device body 7-1; the controller is connected with the sliding type electric control valve 7-3 and controls the opening and closing of the sliding type electric control valve.
The dual-wavelength flame detector 2, the temperature sensor 3 and the smoke detector 4 send collected signals to the P L C controller, the P L C controller judges the fire condition through judging with a preset threshold value, if a fire disaster occurs, the P L C controller sends signals to the fire alarm 1 to activate the fire alarm 1 to immediately remind field personnel to evacuate, the device is axially distributed along the tunnel, straight-line sections are uniformly distributed, curve sections are distributed in an encrypted manner, and communication channels are also arranged, water of the first spraying device 6 mainly comes from drainage ditches at two sides and a central drainage ditch, water of the second spraying device 7 mainly comes from the central drainage ditch, finally water for fire extinguishment is discharged back into the drainage ditches through the tunnel drainage system, so that a spraying water supply system is tightly combined with the tunnel drainage system, the first spraying device 6 is combined with the second spraying device 7, the water spraying range is more comprehensive, the second spraying device 7 can perform 360-degree rotary spraying water source and the first spraying device 6 under the self-aligning roller bearing to form a water curtain, the water curtain is quickly removed, when the smoke detector L operates, the smoke detector controls the smoke detector to operate, and the smoke detector to control the smoke outlet fan to enter the outside of the tunnel, and the smoke is controlled by a smoke delivery fan, so that the smoke concentration is reduced.
The P L C controller can be according to the signal that dual wavelength flame detector 2, temperature sensor 3 and smoke detector 4 detected, grades according to the threshold value to the condition of a fire, and the suitable fire control treatment scheme of nimble selection when the condition of a fire is not serious, only need adopt first spray set 6 to carry out the water curtain and keep apart the fire source, prevent the condition of a fire to spread, when the condition of a fire is serious, first spray set 6 and second spray set 7 combined action reach high-efficient quick fire extinguishing.
When the fire alarm is used, when a fire disaster occurs in a underground traffic tunnel, the double-wavelength flame detector 2, the temperature sensor 3 and the smoke detector 4 monitor detailed information such as fire light, temperature, smoke concentration, fire source position and occurrence time in real time, the detected information is sent to the P L C controller to confirm and classify the fire condition and feed back the fire condition to the fire early warning real-time monitoring system in time, the fire alarm 1 reminds workers of evacuation, meanwhile, the information is transmitted to the remote monitoring system through wireless communication, and the remote monitoring system judges whether manual fire-fighting measures need to be taken according to the judgment condition and the occurrence position.
When the P L C controller judges that the fire is not serious, an instruction is sent to the electric control spraying valve control system to control the first spraying device 6, the fire enters a fire-fighting water supply system through a tunnel drainage system and an external water source, namely the original drainage and water supply system of the tunnel, the first spraying device 6 mainly carries out water curtain isolation of the fire source to prevent the fire from spreading, the second spraying device 7 starts the sliding type electric control valve 7-3 to control the spraying strength through the opening size of the sliding type electric control valve 7-3, 360-degree rotary water spraying is realized under the self-aligning roller bearing 7-2 to achieve efficient and rapid fire extinguishing, meanwhile, the power size of the fan 8 is controlled according to the detection signal size of the smoke detector 4, harmful gas is controlled to be discharged, and then the fan 8 is controlled to suck fresh air, so that the tunnel rapidly achieves a normal operation state.
When the P L C controller determines that the fire is serious, the remote monitoring system needs to send out a fire emergency team on the basis of the existing fire control, and the fire control and personnel evacuation work is carried out on the site.
The utility model discloses whether smog appears in can accurate reliable detecting the tunnel, the firelight, the condition such as high temperature, show the position that the conflagration took place through the GPS module simultaneously, the time that the record conflagration took place, and compare the data that detect and the project index threshold value of prestoring through P L C controller, thereby it confirms and grades to do the condition of a fire, can adjust according to corresponding occasion through the programming, good expansibility has, and multidata judges the accuracy that the design has effectively improved the warning, put out a fire through first spray set 6 and second spray set 7 dually, high efficiency reduces the condition of a fire, in time get rid of the toxic gas in tunnel through the fan simultaneously, and change fresh air into, make the tunnel reach normal operating condition fast.
Claims (5)
1. A tunnel fire early warning and fire fighting integrated device is characterized by comprising a controller, a plurality of fire alarm real-time monitoring systems, a plurality of electric control smoke exhaust and air exchange control systems, a plurality of electric control spraying valve control systems and a remote monitoring system, wherein the plurality of fire alarm real-time monitoring systems, the plurality of electric control smoke exhaust and air exchange control systems, the plurality of electric control spraying valve control systems and the remote monitoring system are all connected with the controller; a GPS module is arranged in the fire real-time monitoring system; the fire alarm real-time monitoring system comprises a fire alarm (1), a dual-wavelength flame detector (2), a temperature sensor (3) and a smoke detector (4) which are arranged on the cross section of the same tunnel and in a fireproof layer (5) of the inner wall of the tunnel; the electric control smoke discharging and air exchanging control system comprises a fan (8) arranged at the arch top of the inner wall of the tunnel and a first pipeline which is connected with the fan (8) and arranged in the fireproof layer (5) and used for smoke discharging and ventilation, wherein the fan (8) is connected with a controller; the electric control spraying valve control system comprises a plurality of first spraying devices (6) arranged on the inner wall of the tunnel and a plurality of second spraying devices (7) arranged on an inverted arch; the first spraying device (6) is communicated with drainage ditches at two sides of the tunnel and a central drainage ditch through a second pipeline arranged in the fireproof layer (5); the second spraying device (7) is communicated with the central drainage ditch through a third pipeline arranged in the inverted arch filling.
2. The integrated tunnel fire warning and fire fighting device of claim 1, wherein the controller is a P L C controller.
3. A tunnel fire early warning and fire fighting integrated device according to claim 1, characterized in that the smoke detector (4) is arranged at the tunnel crown; the fire alarm (1) is arranged at the arch foot of the tunnel; the two temperature sensors (3) are arranged on the inner wall of the tunnel in a bilateral symmetry manner; the double-wavelength flame detectors (2) comprise two flame detectors which are arranged on the inner wall of the tunnel in a bilateral symmetry mode.
4. The integrated tunnel fire early warning and fire fighting device according to claim 1, wherein the first spraying device (6) is of a pentagonal structure, the bottom end of the first spraying device is provided with an opening, and two openings are arranged on two sides adjacent to the side length of the bottom end; the controller is connected with a control valve of the first spraying device (6).
5. The integrated device for fire early warning and fire fighting in tunnel according to claim 1, characterized in that the second spraying device (7) comprises a device body (7-1), a self-aligning roller bearing (7-2) arranged below the device body (7-1) for driving the device body to rotate, and a sliding electric control valve (7-3) arranged at a position corresponding to the water outlet of the device body (7-1); the controller is connected with a sliding type electric control valve (7-3) and controls the opening and closing of the sliding type electric control valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921793480.6U CN211024934U (en) | 2019-10-24 | 2019-10-24 | Tunnel fire early warning and fire control integrated device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921793480.6U CN211024934U (en) | 2019-10-24 | 2019-10-24 | Tunnel fire early warning and fire control integrated device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211024934U true CN211024934U (en) | 2020-07-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921793480.6U Expired - Fee Related CN211024934U (en) | 2019-10-24 | 2019-10-24 | Tunnel fire early warning and fire control integrated device |
Country Status (1)
| Country | Link |
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| CN (1) | CN211024934U (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113047891A (en) * | 2021-04-12 | 2021-06-29 | 中铁第五勘察设计院集团有限公司 | Tunnel safety system |
| CN113491854A (en) * | 2021-07-22 | 2021-10-12 | 吉林建筑大学 | Intelligent tunnel fire extinguishing and escaping system |
| CN113790079A (en) * | 2021-07-30 | 2021-12-14 | 重庆市城投路桥管理有限公司 | System for intelligently realizing fire fighting, dust settling and road surface cleaning of tunnel in water-rich area |
| CN113833512A (en) * | 2021-11-02 | 2021-12-24 | 甘肃新网通科技信息有限公司 | Intelligent monitoring operation method and system for tunnel fire fighting |
| CN113931679A (en) * | 2021-11-24 | 2022-01-14 | 甘肃新网通科技信息有限公司 | Temperature-sensing tunnel intelligent fire-fighting device |
| CN114832253A (en) * | 2022-04-24 | 2022-08-02 | 智信慧通技术(武汉)有限公司 | Tunnel scheduling method and device, electronic equipment and storage medium |
| CN114863629A (en) * | 2022-04-30 | 2022-08-05 | 国网河南省电力公司经济技术研究院 | Cable tunnel fire alarm and fire fighting system based on multi-element sensing information fusion |
| CN115645778A (en) * | 2022-10-31 | 2023-01-31 | 河北工程大学 | Tunnel group ventilation and smoke exhaust system |
| CN115715861A (en) * | 2022-11-02 | 2023-02-28 | 安徽伭武科技有限公司 | Repeated fire sprinkler and spraying system |
| CN116459603A (en) * | 2023-03-28 | 2023-07-21 | 云南省交通规划设计研究院有限公司 | Tunnel unmanned flue gas decontamination system and monitoring method |
-
2019
- 2019-10-24 CN CN201921793480.6U patent/CN211024934U/en not_active Expired - Fee Related
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113047891B (en) * | 2021-04-12 | 2022-05-17 | 中铁第五勘察设计院集团有限公司 | Tunnel safety system |
| CN113047891A (en) * | 2021-04-12 | 2021-06-29 | 中铁第五勘察设计院集团有限公司 | Tunnel safety system |
| CN113491854A (en) * | 2021-07-22 | 2021-10-12 | 吉林建筑大学 | Intelligent tunnel fire extinguishing and escaping system |
| CN113790079B (en) * | 2021-07-30 | 2024-04-12 | 重庆市城投路桥管理有限公司 | Intelligent realization system for fire fighting, dust fall and road surface cleaning of tunnel in water-rich area |
| CN113790079A (en) * | 2021-07-30 | 2021-12-14 | 重庆市城投路桥管理有限公司 | System for intelligently realizing fire fighting, dust settling and road surface cleaning of tunnel in water-rich area |
| CN113833512A (en) * | 2021-11-02 | 2021-12-24 | 甘肃新网通科技信息有限公司 | Intelligent monitoring operation method and system for tunnel fire fighting |
| CN113833512B (en) * | 2021-11-02 | 2024-06-07 | 甘肃新网通科技信息有限公司 | Intelligent monitoring operation method and system for tunnel fire control |
| CN113931679A (en) * | 2021-11-24 | 2022-01-14 | 甘肃新网通科技信息有限公司 | Temperature-sensing tunnel intelligent fire-fighting device |
| CN113931679B (en) * | 2021-11-24 | 2024-04-30 | 甘肃新网通科技信息有限公司 | Intelligent fire control device for temperature sensing tunnel |
| CN114832253A (en) * | 2022-04-24 | 2022-08-02 | 智信慧通技术(武汉)有限公司 | Tunnel scheduling method and device, electronic equipment and storage medium |
| CN114863629A (en) * | 2022-04-30 | 2022-08-05 | 国网河南省电力公司经济技术研究院 | Cable tunnel fire alarm and fire fighting system based on multi-element sensing information fusion |
| CN115645778A (en) * | 2022-10-31 | 2023-01-31 | 河北工程大学 | Tunnel group ventilation and smoke exhaust system |
| CN115645778B (en) * | 2022-10-31 | 2023-08-22 | 中铁十九局集团有限公司 | Tunnel group ventilation and smoke exhaust system |
| CN115715861A (en) * | 2022-11-02 | 2023-02-28 | 安徽伭武科技有限公司 | Repeated fire sprinkler and spraying system |
| CN116459603B (en) * | 2023-03-28 | 2024-03-22 | 云南省交通规划设计研究院股份有限公司 | Tunnel unmanned flue gas decontamination system and monitoring method |
| CN116459603A (en) * | 2023-03-28 | 2023-07-21 | 云南省交通规划设计研究院有限公司 | Tunnel unmanned flue gas decontamination system and monitoring method |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200717 Termination date: 20211024 |