CN218206775U - Fire prevention and extinguishing system of mine - Google Patents
Fire prevention and extinguishing system of mine Download PDFInfo
- Publication number
- CN218206775U CN218206775U CN202221518389.5U CN202221518389U CN218206775U CN 218206775 U CN218206775 U CN 218206775U CN 202221518389 U CN202221518389 U CN 202221518389U CN 218206775 U CN218206775 U CN 218206775U
- Authority
- CN
- China
- Prior art keywords
- sensor
- pressure
- air
- pipe
- automatic air
- 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 application relates to mine fire prevention and extinguishing field provides a fire prevention and extinguishing system of mine, includes: the pressure equalizing control device, the high-pressure air pipe, the automatic air door and the centralized air supply pipe; the two automatic air doors are respectively arranged at two sides of the fire point and are parallel to the section of the roadway or the electromechanical chamber, and the automatic air doors can be controlled to be opened or closed and are used for isolating the air flow at the fire point; the centralized air supply pipe is connected with the high-pressure air pipe through the pressure-equalizing control device, the pressure-equalizing control device is used for controlling air supply of the centralized air supply pipe, and the high-pressure air pipe is communicated with the automatic air doors and used for air supply so as to balance air pressure between the two automatic air doors and air pressure outside the two automatic air doors. The application provides a pair of fire prevention and extinguishing systems of mine can realize the wind current of control conflagration emergence department, forms inside and outside voltage-sharing, puts out the conflagration initial stage completely, avoids causing secondary fire accident.
Description
Technical Field
The application relates to the field of mine fire prevention and extinguishing, in particular to a fire prevention and extinguishing system of a mine.
Background
Coal is used as a main energy source, occupies an important position in an economic energy structure, and has to ensure safe and efficient mining of a mine while the yield of raw coal is rapidly increased, the mine fire is one of main natural disasters of the coal mine, and the spontaneous combustion of the coal is also a main form of the mine fire.
In order to solve the harm caused by the mine fire, at present, most of the electromechanical underground chambers or roadways in the mine are provided with fire prevention and extinguishing systems, the mine centralized water supply pipeline is mainly connected with an automatic spraying and extinguishing device, and when the fire is dangerous in the initial stage, the spraying device is automatically started after the sensor senses the fire, so that the fire is sprayed to the fire point, and the fire extinguishing purpose is achieved.
However, when a fire occurs in a mine, smoke flows are generated, the smoke flows move mainly in the original wind flow direction, the air temperature rises in the range where the fire spreads, and the fire wind pressure identical to the natural wind pressure is formed. The fire wind pressure can make the wind current in the tunnel reverse, makes the poisonous and harmful gas spread to close on the tunnel, causes the casualties, can also make ventilation system chaotic, causes the gas explosion.
But this kind of fire prevention and extinguishing systems among the prior art has the fire hazard through the sensor perception, starts watering spray set and carries out the shower water and put out a fire, does not consider the wind current, again because the three key elements of burning include: combustible materials, temperature and combustion improver (oxygen in air), the current fire prevention and extinguishing system only reduces the temperature, and is difficult to control the wind flow and separate the oxygen, so the single fire prevention and extinguishing mode is not easy to completely extinguish the fire at the initial stage, and is easy to cause secondary fire accidents.
SUMMERY OF THE UTILITY MODEL
The application aims at providing a mine fire prevention and extinguishing system, can solve the technical problem that the fire prevention and extinguishing system is difficult to control the wind current among the prior art.
The application provides a fire prevention and extinguishing systems of mine on the one hand, includes: high-pressure water pipe, spray set and centralized delivery pipe, high-pressure water pipe sets up in the conflagration point top, high-pressure water pipe with centralized delivery union coupling, centralized delivery pipe can be used to high-pressure water pipe's water supply, be provided with a plurality ofly on the high-pressure water pipe spray set, spray set is used for spraying water for the conflagration point, still includes: pressure equalizing control device, high-pressure air pipe, automatic air door and centralized air supply pipe.
The automatic air doors are respectively arranged on two sides of a fire point and are parallel to the section of a roadway or an electromechanical chamber, and the automatic air doors can be controlled to be opened or closed and are used for isolating the air flow of the fire point.
Concentrate the air feed pipe pass through pressure-equalizing control device with the high-pressure air pipe is connected, pressure-equalizing control device is used for the air feed of control concentrated air feed pipe, the high-pressure air pipe lets in twice between the automatic air door for the air feed, so that the twice wind pressure between the automatic air door is balanced with twice the outer wind pressure of automatic air door.
Optionally, the method further includes: a sensor monitoring console, a temperature sensor, a CO sensor and a smoke sensor.
Temperature sensor, CO sensor, smoke transducer and sensor monitoring station connect gradually, sensor monitoring station with spray set connects, sensor monitoring station is used for receiving temperature sensor's temperature signal, CO sensor's CO concentration signal and smoke transducer's smoke signal.
Optionally, the method further includes: and the temperature sensor, the CO sensor and the smoke sensor are connected with the sensor monitoring console through sensor transmission lines.
Optionally, the temperature sensor is a non-contact temperature sensor.
Optionally, the CO sensor is an infrared carbon monoxide sensor.
Optionally, the smoke sensor is an ion type smoke sensor.
Optionally, the method further includes: interior voltage-sharing sensor and outer voltage-sharing sensor, voltage-sharing control device is connected with interior voltage-sharing sensor and outer voltage-sharing sensor, interior voltage-sharing sensor sets up twice between the automatic air door, be used for monitoring twice wind pressure between the automatic air door, outer voltage-sharing sensor outside the automatic air door, be used for monitoring twice wind pressure outside the automatic air door.
According to the above technical solution, the present application provides a fire prevention and extinguishing system for a mine, including: high-pressure water pipe, spray set and centralized delivery pipe, high-pressure water pipe sets up in the conflagration point top, high-pressure water pipe with centralized delivery union coupling, centralized delivery pipe can be used to high-pressure water pipe's water supply, be provided with a plurality ofly on the high-pressure water pipe spray set, spray set is used for spraying water for the conflagration point, still includes: the pressure equalizing control device, the high-pressure air pipe, the automatic air door and the centralized air supply pipe; the two automatic air doors are respectively arranged at two sides of a fire point and are parallel to the section of a roadway or an electromechanical chamber, and the automatic air doors can be controlled to be opened or closed and are used for isolating the air flow of the fire point; the centralized air supply pipe is connected with the high-pressure air pipe through the pressure-equalizing control device, the pressure-equalizing control device is used for controlling the air supply of the centralized air supply pipe, the high-pressure air pipe is communicated with the automatic air doors and used for supplying air, so that the air pressure between the automatic air doors is balanced with the air pressure outside the automatic air doors.
In practical application, when a fire disaster occurs in a roadway or an electromechanical chamber in a mine, the temperature sensor, the CO sensor and the smoke sensor sense signals such as light, temperature and smoke, the signals are received by the sensor monitoring platform, the sensor monitoring platform controls the spraying device to spray water, when the spraying device cannot extinguish the fire within 3-5min, the automatic air doors are closed to seal the section of the roadway or the electromechanical chamber, and the pressure equalizing control device controls the high-pressure air pipe to supply air between the automatic air doors, so that an internal and external pressure equalizing environment is formed. The application provides a pair of fire prevention and extinguishing systems of mine can realize the wind current of control conflagration emergence department, forms inside and outside voltage-sharing, puts out the conflagration initial stage completely, avoids causing secondary fire accident.
Drawings
In order to more clearly explain the technical solution of the present application, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious to those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a frame diagram of a mine fire prevention and extinguishing system provided in an embodiment of the present application.
In the figure:
1-a high-pressure water pipe, 2-a spraying device, 3-a sensor transmission line, 4-a sensor monitoring table, 5-a pressure equalizing control device, 6-a high-pressure air pipe, 7-an inner pressure equalizing sensor, 8-an outer pressure equalizing sensor, 9-a temperature sensor, 10-a CO sensor, 11-a smoke sensor, 12-an automatic air door, 13-a centralized water supply pipe and 14-a centralized air supply pipe.
Detailed Description
The technical solutions in the embodiments of the present application will be fully and clearly described below with reference to the drawings in the embodiments of the present application. It is to be understood that the embodiments described are only a few embodiments of the present application and not all embodiments. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present application without making any creative effort belong to the protection scope of the present application.
Referring to fig. 1, a frame diagram of a mine fire prevention and extinguishing system according to an embodiment of the present application is provided.
The embodiment of the present application provides a method including: high-pressure water pipe 1, spray set 2 and centralized delivery pipe 13, high-pressure water pipe 1 sets up above the conflagration point, high-pressure water pipe 1 with centralized delivery pipe 13 is connected, centralized delivery pipe 13 can be used to high-pressure water pipe 1's water supply, be provided with a plurality ofly on the high-pressure water pipe 1 spray set 2, spray set 2 is used for giving the conflagration point water spray, still includes: a pressure equalizing control device 5, a high-pressure air pipe 6, an automatic air door 12 and a centralized air supply pipe 14.
The two automatic air doors 12 are respectively arranged at two sides of a fire point and are parallel to the section of a roadway or an electromechanical chamber, and the automatic air doors 12 can be controlled to be opened or closed and are used for isolating the air flow of the fire point.
Concentrate air feed pipe 14 pass through pressure-equalizing control device 5 with high-pressurepipe 6 is connected, pressure-equalizing control device 5 is used for the air feed of control concentrated air feed pipe 14, high-pressurepipe 6 lets in twice between the automatic air door 12 for the air feed, so that the twice wind pressure and twice between the automatic air door 12 the outer wind pressure of automatic air door 12 is balanced.
The electromechanical chamber involved in the embodiments of the present application is a horizontal gallery of relatively large cross-section and relatively short length that does not lead to an earth surface outlet. The device is used for installing various devices and machines, storing materials and tools, or performing other special purposes, such as machine room repairing, explosive storehouse, rest room and the like. The electromechanical chamber is used as an important underground power supply site, and the fire prevention and extinguishing work is more important.
Further, the method also comprises the following steps: a sensor monitoring station 4, a temperature sensor 9, a CO sensor 10 and a smoke sensor 11.
Further, the method also comprises the following steps: and the sensor transmission line 3 is used for connecting the temperature sensor 9, the CO sensor 10 and the smoke sensor 11 with the sensor monitoring console 4 through the sensor transmission line 3. The temperature sensor 9, the CO sensor 10 and the smoke sensor 11 transmit collected fire signals to the sensor monitoring console 4 through the sensor transmission line 3, so that the purpose of real-time monitoring is achieved.
Further, the method also comprises the following steps: interior voltage-sharing sensor 7 and outer voltage-sharing sensor 8, voltage-sharing controlling means 5 is connected with interior voltage-sharing sensor 7 and outer voltage-sharing sensor 8, interior voltage-sharing sensor 7 sets up twice between the automatic air door 12 for monitor twice wind pressure between the automatic air door 12, outer voltage-sharing sensor 8 outside the automatic air door 12, be used for monitoring twice the outer wind pressure of automatic air door 12. Automatic air door 12 can be isolated in a confined environment with the conflagration point, and interior pressure-equalizing sensor 7 can monitor the wind pressure in automatic air door 12, and outer pressure-equalizing sensor 8 can monitor the outer wind pressure of automatic air door 12, and when the conflagration breaing out, interior pressure-equalizing sensor 7 monitors inside and outside pressure-equalizing sensor 8 to give pressure-equalizing control device 5 with the signal transmission of inside and outside pressure-equalizing control device 5 in time response again, 14 air supplies of air supply pipe are concentrated in the control, concentrates air supply pipe 14 and toward twice through high-pressure air pipe 6 air supply between automatic air door 12, except wind pressure balance in order to impel.
It should be noted that the sensor monitoring console 4, the voltage equalizing control device 5, the inner voltage equalizing sensor 7, the outer voltage equalizing sensor 8, the temperature sensor 9, the CO sensor 10, the smoke sensor 11, and the automatic damper 12 according to the embodiments of the present application all belong to devices disclosed in the prior art, and the embodiments of the present application are intended to protect the connection relationship of these devices.
According to the above technical solution, the embodiment of the present application provides a fire prevention and extinguishing system of mine, high pressure water pipe 1, spray set 2 and centralized delivery pipe 13, high pressure water pipe 1 sets up in the conflagration point top, high pressure water pipe 1 with centralized delivery pipe 13 is connected, centralized delivery pipe 13 can be used to high pressure water pipe 1's water supply, be provided with a plurality ofly on the high pressure water pipe 1 spray set 2, spray set 2 is used for the conflagration point water spray, still includes: the pressure equalizing control device 5, the high-pressure air pipe 6, the automatic air door 12 and the centralized air supply pipe 14; the two automatic air doors 12 are respectively arranged at two sides of a fire point and are parallel to the section of a roadway or an electromechanical chamber, and the automatic air doors 12 can be controlled to be opened or closed and are used for isolating the air flow at the fire point; concentrate air feed pipe 14 pass through pressure-equalizing control device 5 with high-pressurepipe 6 is connected, pressure-equalizing control device 5 is used for the air feed of control concentrated air feed pipe 14, high-pressurepipe 6 lets in twice between the automatic air door 12 for the air feed, so that the twice wind pressure and twice between the automatic air door 12 the outer wind pressure of automatic air door 12 is balanced.
In practical application, when a fire disaster occurs in a roadway or an electromechanical chamber in a mine, the temperature sensor 9, the CO sensor 10 and the smoke sensor 11 sense signals such as light, temperature and smoke, the signals are received by the sensor monitoring console 4, the sensor monitoring console 4 controls the spraying device 2 to spray water, when the spraying device 2 cannot extinguish the fire within 3-5min, the automatic air doors 12 are closed to seal the section of the roadway or the electromechanical chamber, and the pressure-equalizing control device 5 controls the high-pressure air pipe 6 to supply air between the automatic air doors, so that an internal and external pressure-equalizing environment is formed. The utility model provides a pair of fire prevention and extinguishing systems of mine can realize controlling the wind current that the conflagration took place to locate, forms inside and outside voltage-sharing, puts out the conflagration initial stage completely, avoids causing secondary fire accident.
The detailed description provided above is only a few examples under the general concept of the present application, and does not constitute a limitation to the scope of the present application. Any other embodiments extended according to the scheme of the present application without inventive efforts will be within the scope of protection of the present application for a person skilled in the art.
Claims (7)
1. A fire prevention and extinguishing system for a mine shaft, comprising: high-pressure water pipe (1), spray set (2) and centralized delivery pipe (13), high-pressure water pipe (1) sets up in the conflagration point top, high-pressure water pipe (1) with centralized delivery pipe (13) are connected, centralized delivery pipe (13) can be used to the water supply of high-pressure water pipe (1), be provided with on high-pressure water pipe (1) a plurality ofly spray set (2), spray set (2) are used for giving the conflagration point water spray, its characterized in that still includes: a pressure equalizing control device (5), a high-pressure air pipe (6), an automatic air door (12) and a centralized air supply pipe (14);
the two automatic air doors (12) are respectively arranged at two sides of a fire point and are parallel to the section of a roadway or an electromechanical chamber, and the automatic air doors (12) can be controlled to be opened or closed and are used for isolating the air flow of the fire point;
concentrate air feed pipe (14) pass through voltage-sharing control device (5) with high-pressure air pipe (6) are connected, voltage-sharing control device (5) are used for controlling the air feed of concentrating air feed pipe (14), high-pressure air pipe (6) let in the twice between automatic air door (12), be used for the air feed, so that the twice wind pressure and twice between automatic air door (12) the outer wind pressure of automatic air door (12) is balanced.
2. The system of claim 1, further comprising: the device comprises a sensor monitoring console (4), a temperature sensor (9), a CO sensor (10) and a smoke sensor (11);
temperature sensor (9), CO sensor (10), smoke transducer (11) and sensor monitoring station (4) connect gradually, sensor monitoring station (4) with spray set (2) are connected, sensor monitoring station (4) are used for receiving the temperature signal of temperature sensor (9), the CO concentration signal of CO sensor (10) and the smoke signal of smoke transducer (11).
3. The system of claim 2, further comprising: the temperature sensor (9), the CO sensor (10) and the smoke sensor (11) are connected with the sensor monitoring console (4) through the sensor transmission line (3).
4. A fire prevention system for a mine as claimed in claim 2, characterized in that the temperature sensor (9) is a non-contact temperature sensor.
5. The system of claim 2, wherein the CO sensor (10) is an infrared carbon monoxide sensor.
6. A fire prevention and extinguishing system for a mine as claimed in claim 2, characterised in that the smoke sensor (11) is an ionic smoke sensor.
7. The system of claim 1, further comprising: interior voltage-sharing sensor (7) and outer voltage-sharing sensor (8), voltage-sharing control device (5) are connected with interior voltage-sharing sensor (7) and outer voltage-sharing sensor (8), interior voltage-sharing sensor (7) set up twice between automatic air door (12), be used for monitoring twice wind pressure between automatic air door (12), outer voltage-sharing sensor (8) outside automatic air door (12), be used for monitoring twice automatic air door (12) outer wind pressure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221518389.5U CN218206775U (en) | 2022-06-16 | 2022-06-16 | Fire prevention and extinguishing system of mine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221518389.5U CN218206775U (en) | 2022-06-16 | 2022-06-16 | Fire prevention and extinguishing system of mine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218206775U true CN218206775U (en) | 2023-01-03 |
Family
ID=84647782
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221518389.5U Active CN218206775U (en) | 2022-06-16 | 2022-06-16 | Fire prevention and extinguishing system of mine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218206775U (en) |
-
2022
- 2022-06-16 CN CN202221518389.5U patent/CN218206775U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104110582B (en) | Safe delivery system for coal bed gas | |
| KR20080025706A (en) | Forest fire prevention auto system and structure | |
| CN210750981U (en) | Fire-fighting robot fire extinguishing system for expressway tunnel | |
| CN211357520U (en) | Forest fire prevention isolating device | |
| CN218206775U (en) | Fire prevention and extinguishing system of mine | |
| CN213407560U (en) | Automatic alarm and fire extinguishing system for belt disaster of main shaft of coal mine | |
| CN103480102B (en) | Dry powder extinguishing installation in tunnel on intelligent patrol detection equipment and method | |
| CN110559574B (en) | Fire-fighting robot fire-extinguishing system for expressway tunnel | |
| CN108245816A (en) | A kind of vehicle-mounted automatic dry chemical extinguishing device | |
| CN209771150U (en) | Safe pneumatic angle valve opening rain-spraying fire extinguishing system for inflammable and explosive places | |
| CN205127213U (en) | Automatic fire extinguishing device suitable for equipment electric equipment compartment uses | |
| CN203489006U (en) | Safe conveying system for coalbed methane | |
| CN110281798B (en) | Linkage type electric vehicle charging pavilion | |
| CN211648225U (en) | Tunnel fire smoke intelligent control system | |
| CN211349537U (en) | Automatic fire control system | |
| CN206979896U (en) | A kind of multi-functional fire hydrant | |
| CN210873831U (en) | Automatic combustible dust spark identification, judgment and elimination system | |
| CN207838101U (en) | A kind of building fire safety automation extinguishing device | |
| CN111080991A (en) | Automatic fire control system | |
| CN204532414U (en) | Underground coal mine work plane automation safety system | |
| CN206777649U (en) | A kind of circular cassette Quick fire hose coupling electrical apparatus release | |
| CN206910620U (en) | Business type self-starting extinguishing device for kitchen use | |
| CN203376837U (en) | Fire hazard monitoring system for finished tobacco cabinet | |
| CN214550751U (en) | Novel fast assembly type efficient fire-fighting spraying device | |
| CN105214270A (en) | A kind of direction control device of fire-fighting equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |