阅读说明：本技术 一种隧道智能灭火系统及方法 (Intelligent tunnel fire extinguishing system and method ) 是由 黄种斗 尤志伟 庄彬洪 段刚涛 于 2021-09-03 设计创作，主要内容包括：本发明公开了一种隧道智能灭火系统及方法,所述隧道智能灭火系统包括火情监测机构、两个顶部灭火机构和两个侧部灭火机构。本发明能够在隧道内出现火情的时候从上方和侧方共同向起火点喷洒消防水,从而快速灭火,并且通过侧部灭火机构中底座的位置,车辆可以快速判断隧道中是否发生了火情,从而在知晓隧道中已经发生火情的时候快速停车并且阻拦后方车辆,避免大量车辆拥堵在隧道中引发更为严重的火情。(The invention discloses an intelligent tunnel fire extinguishing system and method. The fire extinguishing device can spray fire water to a fire point from the upper part and the side part together when a fire occurs in the tunnel, so that the fire is quickly extinguished, and the vehicle can quickly judge whether the fire occurs in the tunnel or not through the position of the base in the fire extinguishing mechanism at the side part, so that the vehicle can be quickly stopped and the vehicle behind is stopped when the fire occurs in the tunnel, and the serious fire caused by the congestion of a large number of vehicles in the tunnel is avoided.)

1. The utility model provides a tunnel intelligence fire extinguishing systems which characterized in that: comprises a fire monitoring mechanism, two top fire extinguishing mechanisms and two side fire extinguishing mechanisms;

the fire monitoring mechanism comprises a plurality of fire monitors (1) which are uniformly distributed along the length direction of the tunnel and are fixedly arranged at the top of the tunnel, each fire monitor (1) comprises a smoke sensor and a thermal infrared imager, and the smoke sensors and the thermal infrared imagers are electrically connected with a controller together;

the two top fire extinguishing mechanisms are respectively positioned at two sides of the fire monitoring mechanism, each top fire extinguishing mechanism comprises a top water supply pipeline (3) fixedly connected with the top wall of the tunnel, the top water supply pipelines (3) are communicated with a plurality of top spray headers (4) uniformly distributed along the length direction of the tunnel, and the top spray headers (4) are arranged downwards;

two lateral part fire extinguishing mechanism is located the both sides in tunnel respectively, lateral part fire extinguishing mechanism include with tunnel lateral wall fixed connection's lateral part water supply pipe (10), lateral part water supply pipe (10) intercommunication has a plurality of water connectors (11), and water connectors (11) dorsad the tunnel lateral wall, the side of lateral part water supply pipe (10) is removed and is provided with base (18), and the moving direction of base (18) with the length direction of lateral part water supply pipe (10) is parallel, it is provided with spray pipe (13) to remove on base (18), spray pipe (13) with water connectors (11) can be dismantled and be connected.

2. The intelligent fire extinguishing system for tunnels as claimed in claim 1, wherein: the top fire extinguishing mechanism comprises a suspension bracket (2) fixedly connected with the top wall of the tunnel, the suspension bracket (2) comprises a plurality of suspension units, each suspension unit comprises a suspension plate (7) fixedly connected with the top wall of the tunnel and extending downwards, a supporting plate (8) is fixedly connected between the lower ends of the two suspension plates (7), and the top water supply pipeline (3) is located between the two suspension plates (7) and is fixedly arranged on the supporting plate (8).

3. The intelligent fire extinguishing system for tunnels as claimed in claim 1, wherein: lateral part fire extinguishing mechanism (6) are including mount table (5), the length direction in tunnel is extended in mount table (5), fixed being provided with on mount table (5) is used for supporting pipeline fixing base (9) of lateral part water supply pipe (10), base (18) remove the setting and are in on mount table (5).

4. The intelligent fire extinguishing system for tunnels as claimed in claim 3, wherein: two parallel guide rails (20) are fixedly arranged on the mounting table (5), the two guide rails (20) extend along the length direction of the tunnel, a sliding plate (19) is connected with the two guide rails (20) in a sliding mode, and the base (18) is fixedly arranged on the sliding plate (19).

5. The intelligent fire extinguishing system for tunnels as claimed in claim 4, wherein: the mounting table (5) is fixedly provided with two groups of upright columns (21), the number of the upright columns (21) in the same group is multiple, the upright columns (21) in the same group extend along the length direction of the guide rail (20), the upright columns (21) in the same group are used for supporting one guide rail (20), and a driving mechanism for driving the sliding plate (19) to slide on the guide rail (20) is arranged between the two groups of upright columns (21).

6. The intelligent fire extinguishing system for tunnels as claimed in claim 5, wherein: the driving mechanism comprises two extending plates (23) which are fixedly connected with the sliding plate (19) and vertically extend downwards, a wheel shaft (25) is rotatably connected between the two extending plates (23), two walking wheels (24) are fixedly sleeved on the wheel shaft (25), and one end of the wheel shaft (25) is connected with a driving motor (22) for driving the wheel shaft (25) to rotate.

7. The intelligent fire extinguishing system for tunnels as claimed in claim 1, wherein: fixedly connected with mounting panel (17) on base (18), fixedly on mounting panel (17) be provided with cylinder (16), the output direction of cylinder (16) with lateral part water supply pipe (10) mutually perpendicular, cylinder (16) with spray pipe (13) drive connection.

8. The intelligent fire extinguishing system for tunnels as claimed in claim 7, wherein: the outer wall of the water spraying pipe (13) is provided with at least one guide groove (15) extending along the axial direction, the base (18) is fixedly provided with a plurality of limiting blocks (14), the limiting blocks (14) are fixedly connected with sliding blocks, and the sliding blocks are arranged in the guide grooves (15) in a sliding mode.

9. The intelligent fire extinguishing system for tunnels as claimed in claim 1, wherein: an electromagnetic valve (26) and a positioning plate (27) are fixedly arranged in the water outlet joint (11), the positioning plate (27) is positioned on the outer side of the electromagnetic valve (26), and a through hole (28) is formed in the positioning plate (27).

10. An intelligent fire extinguishing method for a tunnel is characterized in that: the intelligent fire extinguishing system for the tunnel according to claim 1 is adopted, and comprises the following steps:

s1, the fire monitoring mechanism monitors whether a fire occurs in the tunnel in real time, and when the fire occurs, the fire point position is obtained based on the fire monitor (1);

s2, the controller controls the corresponding top spray header (4) to be opened according to the ignition point position;

s3, the controller controls the base (18) to move until the water inlet joint (12) is in butt joint with the water outlet joint (11) corresponding to the fire point position.

Technical Field

The invention relates to the technical field of fire fighting, in particular to an intelligent fire extinguishing system and method for a tunnel.

Background

Tunnels are important traffic facilities, and can greatly shorten the traffic distance between two places. But the tunnel also has danger, especially when taking place the condition of a fire in the tunnel, the coming and going vehicle too late to withdraw from to there is the vehicle to continuously get into the tunnel, leads to appearing serious jam in the tunnel, and then leads to the condition of a fire aggravation, and lacks fire extinguishing apparatus in the current tunnel again, leads to in case the condition of a fire takes place, causes serious casualties very easily.

Disclosure of Invention

In order to solve the defects in the prior art, the invention aims to provide an intelligent fire extinguishing system and method for a tunnel, which can spray fire-fighting water to a fire-starting point from the upper part and the side part together when a fire occurs in the tunnel, so that the fire can be quickly extinguished, and a vehicle can quickly judge whether the fire occurs in the tunnel or not through the position of a base in a side fire extinguishing mechanism.

In order to achieve the purpose, the invention adopts the specific scheme that:

an intelligent fire extinguishing system for a tunnel comprises a fire monitoring mechanism, two top fire extinguishing mechanisms and two side fire extinguishing mechanisms;

the fire monitoring mechanism comprises a plurality of fire monitors which are uniformly distributed along the length direction of the tunnel and are fixedly arranged at the top of the tunnel, each fire monitor comprises a smoke sensor and a thermal infrared imager, and the smoke sensors and the thermal infrared imagers are electrically connected with a controller together;

the two top fire extinguishing mechanisms are respectively positioned at two sides of the fire monitoring mechanism, each top fire extinguishing mechanism comprises a top water supply pipeline fixedly connected with the top wall of the tunnel, the top water supply pipelines are communicated with a plurality of top spray headers uniformly distributed along the length direction of the tunnel, and the top spray headers are arranged downwards;

two lateral part fire extinguishing mechanism is located the both sides in tunnel respectively, lateral part fire extinguishing mechanism include with tunnel lateral wall fixed connection's lateral part water supply pipe, lateral part water supply pipe intercommunication has a plurality of water connectors, and water connector dorsad the tunnel lateral wall, the side removal of lateral part water supply pipe is provided with the base, and the moving direction of base with the length direction of lateral part water supply pipe is parallel, it is provided with the spray pipe to move on the base, the spray pipe with water connector can dismantle the connection.

Preferably, the top fire extinguishing mechanism comprises a suspension bracket fixedly connected with the top wall of the tunnel, the suspension bracket comprises a plurality of suspension units, each suspension unit comprises a suspension plate fixedly connected with the top wall of the tunnel and extending downwards, a support plate is fixedly connected between the lower ends of the two suspension plates, and the top water supply pipeline is positioned between the two suspension plates and is fixedly arranged on the support plate.

Preferably, the lateral fire extinguishing mechanism comprises an installation table, the installation table extends along the length direction of the tunnel, a pipeline fixing seat used for supporting the lateral water supply pipeline is fixedly arranged on the installation table, and the base is movably arranged on the installation table.

Preferably, two parallel guide rails are fixedly arranged on the mounting table, the two guide rails extend along the length direction of the tunnel, a sliding plate is connected to the two guide rails in a sliding manner, and the base is fixedly arranged on the sliding plate.

Preferably, two sets of columns are fixedly arranged on the mounting table, the number of the columns in the same set is multiple, the columns in the same set extend along the length direction of the guide rail, the columns in the same set are used for supporting one guide rail, and a driving mechanism for driving the sliding plate to slide on the guide rail is arranged between the two sets of columns.

Preferably, the driving mechanism comprises two extending plates which are fixedly connected with the sliding plate and vertically extend downwards, a wheel shaft is rotatably connected between the two extending plates, two traveling wheels are fixedly sleeved on the wheel shaft, and one end of the wheel shaft is connected with a driving motor for driving the wheel shaft to rotate.

Preferably, the base is fixedly connected with a mounting plate, the mounting plate is fixedly provided with an air cylinder, the output direction of the air cylinder is perpendicular to the lateral water supply pipeline, and the air cylinder is in driving connection with the water spray pipe.

Preferably, the outer wall of the spray pipe is provided with at least one guide groove extending along the axial direction, the base is fixedly provided with a plurality of limiting blocks, the limiting blocks are fixedly connected with sliding blocks, and the sliding blocks are slidably arranged in the guide grooves.

Preferably, an electromagnetic valve and a positioning plate are fixedly arranged in the water outlet connector, the positioning plate is positioned on the outer side of the electromagnetic valve, and a through hole is formed in the positioning plate.

The invention also provides an intelligent fire extinguishing method for the tunnel, which adopts the intelligent fire extinguishing system for the tunnel and comprises the following steps:

s1, the fire monitoring mechanism monitors whether a fire occurs in the tunnel in real time, and when the fire occurs, the fire position is obtained based on the fire monitor;

s2, the controller controls the corresponding top spray header to be opened according to the ignition point position;

and S3, controlling the base to move by the controller until the water inlet joint is in butt joint with the water outlet joint corresponding to the fire point.

The fire extinguishing device can spray fire-fighting water to a fire-starting point from the upper part and the side part together when a fire occurs in the tunnel, so that the fire is quickly extinguished, and the vehicle can quickly judge whether the fire occurs in the tunnel or not through the position of the base in the fire extinguishing mechanism at the side part, so that the vehicle can be quickly stopped and the vehicle behind is blocked when the fire occurs in the tunnel, and the serious fire caused by the congestion of a large number of vehicles in the tunnel is avoided.

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 the drawings without creative efforts.

FIG. 1 is a schematic diagram of the overall architecture of the system of the present invention;

FIG. 2 is a schematic view of the arrangement of the top water supply pipe;

FIG. 3 is a schematic structural view of a side fire extinguishing mechanism;

fig. 4 is a schematic structural view of the water outlet joint.

Reference numerals: 1-fire monitor, 2-mounting rack, 3-top water supply pipeline, 4-top spray header, 5-mounting table, 6-side fire extinguishing mechanism, 7-suspension plate, 8-support plate, 9-pipeline fixing seat, 10-side water supply pipeline, 11-water outlet joint, 12-water inlet joint, 13-water spray pipe, 14-limiting block, 15-guide groove, 16-air cylinder, 17-mounting plate, 18-base, 19-sliding plate, 20-guide rail, 21-upright post, 22-driving motor, 23-extension plate, 24-travelling wheel, 25-axle, 26-electromagnetic valve, 27-positioning plate and 28-through hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 4, fig. 1 is a schematic view showing the overall structure of the system of the present invention, fig. 2 is a schematic view showing the arrangement of a top water supply pipeline, fig. 3 is a schematic view showing the structure of a side fire extinguishing mechanism, and fig. 4 is a schematic view showing the structure of a water outlet joint.

An intelligent fire extinguishing system for a tunnel comprises a fire monitoring mechanism, two top fire extinguishing mechanisms and two side fire extinguishing mechanisms.

The fire monitoring mechanism comprises a plurality of fire monitors 1 which are uniformly distributed along the length direction of the tunnel and are fixedly arranged at the top of the tunnel, each fire monitor 1 comprises a smoke sensor and a thermal infrared imager, and the smoke sensors and the thermal infrared imagers are electrically connected with a controller.

Two top mechanisms of putting out a fire are located the both sides of condition of a fire monitoring mechanism respectively, and the top mechanism of putting out a fire includes the top water supply pipe 3 with tunnel roof fixed connection, and top water supply pipe 3 intercommunication has a plurality of length direction evenly distributed's in the tunnel top shower head 4, and top shower head 4 sets up downwards.

Two lateral part fire extinguishing mechanism are located the both sides in tunnel respectively, lateral part fire extinguishing mechanism include with tunnel lateral wall fixed connection's lateral part water supply pipe 10, lateral part water supply pipe 10 intercommunication has a plurality of water connectors 11, and water connectors 11 are tunnel lateral wall dorsad, the side removal of lateral part water supply pipe 10 is provided with base 18, and the moving direction of base 18 is parallel with the length direction of lateral part water supply pipe 10, it is provided with spray pipe 13 to move on the base 18, spray pipe 13 can dismantle with water connectors 11 and be connected.

When using, whether the condition of a fire takes place in the condition of a fire monitoring mechanism real-time supervision tunnel, every condition of a fire watch-dog 1 can cover an area, thereby the position of the point of a fire is confirmed according to condition of a fire watch-dog 1's position when the condition of a fire takes place, after the position of the point of a fire is confirmed, top shower head 4 corresponding with the point of a fire opens, thereby spray fire water to the point of a fire from the top, and simultaneously, base 18 of lateral part fire extinguishing mechanism removes to the point of a fire position, spray pipe 13 on base 18 removes and docks with water connectors 11 after being close to the point of a fire, thereby make spray pipe 13 and lateral part water supply pipe 10 communicate, fire water in the lateral part water supply pipe 10 passes through spray pipe 13 and spouts to the point of a fire from side, the fire water cooperation of the fire water of top and side can fully cover the point of a fire, thereby put out a fire fast. The base 18 of the side fire extinguishing mechanism can be arranged at the entrance position of the adjacent lanes, so that the base 18 can be quickly seen when a vehicle enters the tunnel, and when the base 18 cannot be seen when the vehicle enters the tunnel, the fire in the front can be known, and the vehicle cannot go forward continuously, so that the vehicle can be stopped in time and the vehicle behind is blocked, and more serious fire caused by the jam of a large number of vehicles in the tunnel is avoided.

The invention can spray fire-fighting water to the fire-starting point from the upper part and the side part together when a fire occurs in the tunnel, thereby quickly extinguishing the fire, and the vehicle can quickly judge whether the fire occurs in the tunnel or not through the position of the base 18 in the side fire-extinguishing mechanism, thereby quickly stopping the vehicle and stopping the vehicle behind when the fire occurs in the tunnel, and avoiding serious fire caused by the congestion of a large number of vehicles in the tunnel.

The specific setting mode of the top water supply pipeline 3 is as follows: the top fire extinguishing mechanism comprises a suspension frame 2 fixedly connected with the top wall of the tunnel, the suspension frame 2 comprises a plurality of suspension units, each suspension unit comprises a suspension plate 7 fixedly connected with the top wall of the tunnel and extending downwards, a support plate 8 is fixedly connected between the lower ends of the two suspension plates 7, a top water supply pipeline 3 is located between the two suspension plates 7 and is fixedly arranged on the support plate 8, and a top spray header 4 penetrates through the support plate 8.

Considering that the water spray pipe 13 can not spray fire-fighting water from the side by gravity as the top spray header 4, so that the water pressure in the side water supply pipeline 10 is higher, in order to improve the stability of the side water supply pipeline 10, the side fire-fighting mechanism 6 comprises an installation table 5, the installation table 5 extends along the length direction of the tunnel, a pipeline fixing seat 9 for supporting the side water supply pipeline 10 is fixedly arranged on the installation table 5, and a base 18 is movably arranged on the installation table 5.

In order to control the direction of the base 18, ensure that the base 18 can move according to a fixed track, and further ensure that the spray pipe 13 can be smoothly in butt joint communication with the water outlet joint 11, two guide rails 20 which are parallel to each other are fixedly arranged on the mounting table 5, the two guide rails 20 extend along the length direction of the tunnel, a sliding plate 19 is connected to the two guide rails 20 in a sliding manner, and the base 18 is fixedly arranged on the sliding plate 19. The control of the orientation of the base 18 can be achieved by the cooperation of the guide rails 20 and the slide plate 19.

In order to facilitate installation of a driving mechanism for driving the base 18 to move, two sets of columns 21 are fixedly arranged on the mounting table 5, the number of the columns 21 in the same set is multiple, the multiple columns 21 in the same set extend along the length direction of the guide rail 20, the columns 21 in the same set are used for supporting one guide rail 20, and a driving mechanism for driving the sliding plate 19 to slide on the guide rail 20 is arranged between the two sets of columns 21. The base 18 can be jacked up by the upright post 21, and the driving mechanism is arranged below the base 18, so that the space occupation in the horizontal direction is reduced, and the side fire extinguishing mechanism is convenient to arrange.

The specific structure of the driving mechanism is as follows: the driving mechanism comprises two extending plates 23 which are fixedly connected with the sliding plate 19 and vertically extend downwards, a wheel shaft 25 is rotatably connected between the two extending plates 23, two traveling wheels 24 are fixedly sleeved on the wheel shaft 25, and one end of the wheel shaft 25 is connected with a driving motor 22 for driving the wheel shaft 25 to rotate. When a fire occurs in the tunnel, the controller controls the driving motor 22 to be started, the driving motor 22 drives the traveling wheels 24 to rotate after being started, and therefore the traveling wheels 24 are used for driving the base 18 to move, the structure is simple, and the control is convenient.

The specific arrangement of the spray pipe 13 is as follows: the base 18 is fixedly connected with an installation plate 17, the installation plate 17 is fixedly provided with an air cylinder 16, the output direction of the air cylinder 16 is perpendicular to the side water supply pipeline 10, and the air cylinder 16 is in driving connection with the water spray pipe 13. When the base 18 moves to the position of the water outlet joint 11 corresponding to the ignition point, the air cylinder 16 operates and drives the spray pipe 13 to move towards the water outlet joint 11, so that the spray pipe 13 is in butt joint communication with the water outlet joint 11.

In order to control the moving direction of the spray pipe 13 and simultaneously improve the stability of the spray pipe 13 in the water spraying process, at least one guide groove 15 extending along the axial direction is formed in the outer wall of the spray pipe 13, a plurality of limiting blocks 14 are fixedly arranged on the base 18, and the limiting blocks 14 are fixedly connected with sliding blocks which are arranged in the guide grooves 15 in a sliding manner.

The specific communication mode of the water outlet joint 11 and the water spraying pipe 13 is as follows: an electromagnetic valve 26 and a positioning plate 27 are fixedly arranged in the water outlet joint 11, the positioning plate 27 is positioned outside the electromagnetic valve 26, and a through hole 28 is formed in the positioning plate 27. The spray pipe 13 is also communicated with a butt joint pipe, the outer diameter of the butt joint pipe is equal to the inner diameter of the water outlet joint 11, the butt joint pipe is inserted into the water outlet joint 11 in the moving process of the spray pipe 13 until the butt joint pipe abuts against the positioning plate 27, the air cylinder 16 stops acting, the water outlet joint 11 is communicated with the spray pipe 13 through the butt joint pipe at the moment, the controller can control the electromagnetic valve 26 to be opened, the positioning plate 27 can be used for limiting the spray pipe 13, and damage to the spray pipe 13 or the water outlet joint 11 caused by excessive movement of the spray pipe 13 is avoided.

The water spray pipe 13 may also communicate with a spray head extending upward and inclined toward the inside of the tunnel, thereby controlling the direction of water spray.

In a specific embodiment of the invention, the intelligent fire extinguishing system for the tunnel comprises a fire monitoring mechanism, two top fire extinguishing mechanisms and two side fire extinguishing mechanisms.

The fire monitoring mechanism comprises a plurality of fire monitors 1 which are uniformly distributed along the length direction of the tunnel and are fixedly arranged at the top of the tunnel, each fire monitor 1 comprises a smoke sensor and a thermal infrared imager, and the smoke sensors and the thermal infrared imagers are electrically connected with a controller.

Two top fire extinguishing mechanism are located the both sides of condition of a fire monitoring mechanism respectively, top fire extinguishing mechanism include with tunnel roof fixed connection's top water supply pipe 3, top water supply pipe 3 intercommunication has a plurality of length direction evenly distributed's along the tunnel top shower head 4, top shower head 4 sets up downwards, top fire extinguishing mechanism include with tunnel roof fixed connection's mounted frame 2, mounted frame 2 includes a plurality of suspension units, suspension unit include with tunnel roof fixed connection and downwardly extending hang board 7, fixedly connected with backup pad 8 between two lower extremes that hang board 7, top water supply pipe 3 is located between two suspension boards 7 and fixed the setting on backup pad 8, top shower head 4 passes backup pad 8.

The two side fire extinguishing mechanisms are respectively positioned at two sides of the tunnel, each side fire extinguishing mechanism comprises a side water supply pipeline 10 fixedly connected with the side wall of the tunnel, considering that when the water spray pipes 13 spray fire-fighting water from the side, the water spray pipes cannot be used by gravity as the top spray heads 4 do, and therefore larger water pressure needs to be applied to the side water supply pipelines 10, in order to improve the stability of the side water supply pipelines 10, each side fire extinguishing mechanism 6 comprises an installation table 5, the installation table 5 extends along the length direction of the tunnel, a pipeline fixing seat 9 used for supporting the side water supply pipelines 10 is fixedly arranged on the installation table 5, a base 18 is movably arranged on the installation table 5, the side water supply pipelines 10 are communicated with a plurality of water outlet connectors 11, the water outlet connectors 11 are opposite to the side wall of the tunnel, the side of each side water supply pipeline 10 is movably provided with the base 18, and the moving direction of the base 18 is parallel to the length direction of the side water supply pipelines 10, the installation table 5 is fixedly provided with two parallel guide rails 20, the two guide rails 20 extend along the length direction of the tunnel, the two guide rails 20 are jointly connected with a sliding plate 19 in a sliding manner, the base 18 is fixedly arranged on the sliding plate 19, the direction of the base 18 can be controlled by the cooperation of the guide rails 20 and the sliding plate 19, the base 18 can move according to a fixed track, and further the water spray pipe 13 can be smoothly in butt joint communication with the water outlet joint 11, the installation table 5 is fixedly provided with two groups of upright posts 21, the number of the upright posts 21 in the same group is multiple, the upright posts 21 in the same group extend along the length direction of the guide rails 20, the upright posts 21 in the same group are used for supporting one guide rail 20, a driving mechanism for driving the sliding plate 19 to slide on the guide rails 20 is arranged between the two groups of upright posts 21, the base 18 can be jacked up by the upright posts 21, and further the driving mechanism is arranged below the base 18, thereby reducing the space occupation in the horizontal direction and further facilitating the arrangement of the side fire extinguishing mechanism, the driving mechanism comprises two extension plates 23 which are fixedly connected with the sliding plate 19 and vertically extend downwards, a wheel shaft 25 is rotatably connected between the two extension plates 23, two travelling wheels 24 are fixedly sleeved on the wheel shaft 25, one end of the wheel shaft 25 is connected with a driving motor 22 for driving the wheel shaft 25 to rotate, when a fire occurs in the tunnel, the controller controls the driving motor 22 to start, the driving motor 22 drives the travelling wheels 24 to rotate after starting, so that the travelling wheels 24 are utilized to drive the base 18 to move, the structure is simple, the control is convenient, the spray pipe 13 is movably arranged on the base 18, the spray pipe 13 is detachably connected with the water outlet joint 11, the mounting plate 17 is fixedly connected on the base 18, the air cylinder 16 is fixedly arranged on the mounting plate 17, the output direction of the air cylinder 16 is mutually vertical to the side water supply pipeline 10, the cylinder 16 is connected with the spray pipe 13 in a driving manner, when the base 18 moves to the position of the water outlet joint 11 corresponding to the fire, the cylinder 16 acts and drives the spray pipe 13 to move towards the water outlet joint 11, so that the spray pipe 13 is in butt joint communication with the water outlet joint 11, in order to control the moving direction of the spray pipe 13 and simultaneously improve the stability of the spray pipe 13 in the water spraying process, at least one guide groove 15 extending along the axial direction is formed in the outer wall of the spray pipe 13, a plurality of limit blocks 14 are fixedly arranged on the base 18, slide blocks are fixedly connected with the limit blocks 14 and are arranged in the guide grooves 15 in a sliding manner, an electromagnetic valve 26 and a positioning plate 27 are fixedly arranged in the water outlet joint 11, the positioning plate 27 is positioned outside the electromagnetic valve 26, a through hole 28 is formed in the positioning plate 27, the spray pipe 13 is also communicated with a butt joint pipe, the outer diameter of the butt joint pipe is equal to the inner diameter of the water outlet joint 11, the butt joint pipe is inserted into the water outlet joint 11 in the moving process of the water spray pipe 13 until the air cylinder 16 stops acting when the butt joint pipe abuts against the positioning plate 27, at the moment, the water outlet joint 11 is communicated with the water spray pipe 13 through the butt joint pipe, the controller can control the electromagnetic valve 26 to be opened, the positioning plate 27 can be used for limiting the water spray pipe 13, and the water spray pipe 13 or the water outlet joint 11 is prevented from being damaged due to excessive movement of the water spray pipe 13.

A tunnel intelligent fire extinguishing method adopts the tunnel intelligent fire extinguishing system and comprises steps S1 to S3.

S1, the fire monitoring mechanism monitors whether a fire occurs in the tunnel in real time, and when the fire occurs, the fire monitor 1 acquires the fire point position.

And S2, the controller controls the corresponding top spray header 4 to be opened according to the ignition point position.

And S3, the controller controls the base 18 to move until the water inlet joint 12 is butted with the water outlet joint 11 corresponding to the fire point.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.