CN113554840A

CN113554840A - Tunnel fire monitoring alarm device

Info

Publication number: CN113554840A
Application number: CN202110796250.0A
Authority: CN
Inventors: 郭振华; 孙长凡; 孔买群; 张晓飞; 李开存; 张玉彬; 贺铭哲; 何柳
Original assignee: Chuangjie Operation And Maintenance Intelligent Technology Co ltd; Sinohydro Bureau 14 Co Ltd
Current assignee: Chuangjie Operation And Maintenance Intelligent Technology Co ltd; Sinohydro Bureau 14 Co Ltd
Priority date: 2021-07-14
Filing date: 2021-07-14
Publication date: 2021-10-26

Abstract

The invention belongs to the technical field of computer heat dissipation, in particular to a tunnel fire monitoring and alarming device, along with the development of the times, a highway tunnel is taken as a special building, has a complex structure, a closed environment, large traffic and dense personnel, and once a fire breaks out, the escape and rescue work is quite difficult, so that the serious casualties and property loss are often caused; the limiting device is used for facilitating the installation and the disassembly between the connecting block and the bottom plate; the ventilation fan can ventilate the interior of the tunnel, and the sprinkler head can be controlled to extinguish fire for the first time if a fire occurs; simple structure, degree of automation is high, and the labour is saved in the installation of being convenient for.

Description

Tunnel fire monitoring alarm device

Technical Field

The invention belongs to the technical field of computer heat dissipation, and particularly relates to a tunnel fire monitoring and alarming device.

Background

As a special building, the highway tunnel has a complex structure, a closed environment, large traffic volume and dense personnel, once a fire disaster occurs, the escape and rescue work is quite difficult, and serious casualties and property loss are often caused, so that automatic fire detection and timely reporting in the electromechanical engineering of the highway tunnel are undoubtedly important means for ensuring the operation safety of the tunnel, a fire detection system not only needs to detect the occurrence of the fire disaster as early as possible, but also needs to improve the detection accuracy, and a tunnel fire alarm controller can simultaneously process various fire signals such as flame, temperature and smoke, and greatly improves the accuracy of fire disaster judgment by comprehensively analyzing and monitoring the signals in real time;

the highway tunnel disaster prevention early warning system architecture comprises an application layer, an IOT (Internet of things) cloud platform layer, a network layer, an edge computing layer and a terminal sensing layer, wherein the terminal sensing layer comprises a fire alarm, an audible and visual alarm, a smoke detector and the like, a data network transmission link of the highway tunnel disaster prevention early warning system adopts a communication technology of world-leading NB-IOT and LORA double-network fusion, and the technology has the advantages of low equipment energy consumption, long transmission distance and strong signal penetrability. After the running states of the sensor equipment are summarized through the wireless data acquisition equipment, the sensor equipment uses a communication technology of NB-IOT and LORA dual-network fusion to carry out high-speed data transmission, interconnection and intercommunication with a cloud platform, so that stable network support is realized, the related equipment is in linkage design, when a disaster occurs, the related equipment is linked and can be automatically started, the situation that all the data are finished by automatic instructions of a software layer is avoided, an AI intelligent technology and a complex big data algorithm are required to be applied, manual operation is avoided, real-time monitoring is carried out, and disaster relief is timely;

the existing fire alarm controller is not convenient enough in the installation process, and is not convenient, simple and flexible enough to disassemble, and is not convenient enough to replace the existing fire alarm controller, and in addition, large particle impurities carried in dust impurities and smoke are accumulated in the fire alarm controller to cause the problem that the existing fire alarm controller breaks down.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide a tunnel fire monitoring and alarming device, and solves the background technical problems that the existing fire alarming controller is not convenient enough in the installation process, is not simple, convenient and flexible enough to disassemble, is not convenient enough to replace, and in addition, dust impurities and large particle impurities carried in smoke are accumulated in the fire alarming controller to cause the fire alarming controller to break down.

The scheme adopted by the invention is as follows: the tunnel fire monitoring and alarming device comprises a bottom plate and a water tank and is characterized in that two groups of bolts are fixedly connected to the front end and the rear end of the bottom plate at transverse intervals, a horizontal measuring device is arranged on the bottom plate to ensure that the bottom plate is in a horizontal state, the bottom plate is connected with a connecting block through a limiting device, an air channel is arranged on the connecting block, a first filter screen and a second filter screen are respectively arranged at the left end and the right end of the air channel at transverse intervals, a plurality of groups of ventilation fans which are transversely and rotatably connected are longitudinally arranged on the second filter screen, the plurality of groups of ventilation fans are driven by a power device, a first telescopic rod is vertically and fixedly connected to the lower end of the connecting block, the extending end of the first telescopic rod is fixedly connected with a temperature sensor which is vertically and slidably connected with the connecting block, and alarm lamps matched with the temperature sensor are fixedly connected to the left end and the right end of the connecting block, the water tank is connected with the water tank through a pipeline, and the temperature sensor, the alarm lamp, the water spraying heads and the controller are electrically controlled.

Preferably, the level measurement device include that the bottom plate upper end is opened the apron of dismantling the connection, the bottom plate inside wall along four group second electric telescopic handle of circumference fixedly connected with, four group second electric telescopic handle stretch out the fixed fixedly connected with touch switch of end, bottom plate lower extreme fixedly connected with and bolt complex warning light, the apron on the fixed connection rope, rope one end fixedly connected with and touch switch complex trigger the ball, second electric telescopic handle, touch switch and between warning light and the controller electric connection.

Preferably, stop device include that the bottom plate has seted up the spacing groove at both ends around, two sets of spacing inslot longitudinal sliding connection have a stopper, stopper rear end fixedly connected with armature, the spacing inslot lateral wall on fixedly connected with armature complex electro-magnet, armature and electro-magnet between fixedly connected with reset spring, the connecting block set up the locking groove that corresponds with the stopper, electro-magnet and controller between electric connection.

Preferably, the power device comprises a first motor fixedly connected with the second filter screen, the rotating shaft of the ventilation fan is fixedly connected with the rotating shaft of the first motor, and the first motor is electrically connected with the controller.

The invention has the beneficial effects that:

firstly, a horizontal measuring device is utilized to ensure that the bottom plate is in a horizontal state and cannot be installed and inclined when being fixedly connected with the top surface;

secondly, the limiting device is used for facilitating the installation and the disassembly between the connecting block and the bottom plate;

thirdly, the interior of the tunnel can be ventilated by utilizing a ventilation fan, and the sprinkler head can be controlled to extinguish fire for the first time if a fire occurs;

fourthly, simple structure, degree of automation is high, and the installation of being convenient for saves the labour.

Drawings

Fig. 1 is one of perspective views of the present invention.

Fig. 2 is one of perspective partial cut-away views of the present invention.

Fig. 3 is a perspective partial sectional view of the second embodiment of the present invention.

Fig. 4 is a partially enlarged view a of fig. 3.

Reference numerals: 1. a base plate; 2. a water tank; 3. a bolt; 4. connecting blocks; 5. an air duct; 6. a first filter screen; 7. a second filter screen; 8. a ventilation fan; 9. a first telescopic rod; 10. a temperature sensor; 11. an alarm light; 12. a sprinkler head; 13. a cover plate; 14. a second electric telescopic rod; 15. a touch switch; 16. a warning light; 17. a rope; 18. a trigger ball; 19. a limiting groove; 20. a limiting block; 21. an armature; 22. an electromagnet; 23. a return spring; 24. a locking groove; 25. a first motor.

Detailed Description

The foregoing and other aspects, features and advantages of the invention will be apparent from the following more particular description of the embodiments, as illustrated in the accompanying drawings in which reference is made to figures 1 to 4. The structural contents mentioned in the following embodiments are all referred to the attached drawings of the specification.

Exemplary embodiments of the present invention will be described below with reference to the accompanying drawings.

The embodiment I is characterized in that two groups of bolts 3 are fixedly connected to the front end and the rear end of the bottom plate 1 at transverse intervals, a horizontal measuring device is arranged on the bottom plate 1 to ensure that the bottom plate 1 is in a horizontal state, the bottom plate 1 is connected with a connecting block 4 through a limiting device, an air duct 5 is arranged on the connecting block 4, a first filter screen 6 and a second filter screen 7 are respectively arranged at the left end and the right end of the air duct 5 at transverse intervals, a plurality of groups of ventilation fans 8 which are transversely and rotatably connected are longitudinally arranged on the second filter screen 7, the plurality of groups of ventilation fans 8 are driven by a power device, a first telescopic rod 9 is vertically and fixedly connected to the lower end of the connecting block 4, and a temperature sensor 10 which is vertically and slidably connected with the connecting block 4 is fixedly connected to the extending end of the first telescopic rod 9, connecting block 4 about both ends fixedly connected with temperature sensor 10 complex warning light 11, connecting block 4 around both ends transverse interval be provided with several groups sprinkler bead 12, sprinkler bead 12 and water tank 2 between be connected through the pipeline, temperature sensor 10, warning light 11 and sprinkler bead 12 and controller between electric control.

When the embodiment is used, firstly, the bottom plate 1 is fixed on a wall surface through the bolts 3, the bottom plate 1 is ensured to be in a horizontal state through the horizontal measuring device, the connecting block 4 is connected with the limiting device, the connecting block 4 is fixedly connected with the bottom plate 1, the ventilating fan 8 is driven through the power device, if the temperature sensor 10 detects that the temperature in the tunnel is too high, the water spray head 12 is started through the controller, and the alarm lamp 11 is lightened.

Embodiment two, on the basis of embodiment one, the leveling device include 1 upper end of bottom plate open the apron 13 of dismantlement connection, 1 inside wall of bottom plate along circumference fixedly connected with four groups of second electric telescopic handle 14, four groups the second electric telescopic handle 14 fixed fixedly connected with touch switch 15 that stretches out, 1 lower extreme fixedly connected with of bottom plate and bolt 3 complex warning light 16, apron 13 on

fixed connection rope

17, 17 one end fixedly connected with of rope 18 and touch switch 15 complex trigger ball 18, second electric telescopic handle 14, touch switch 15 and between warning light 16 and the controller electric connection.

In the use of the embodiment, because the bottom plate 1 is vertically fixed, the trigger ball 18 is in a vertical state under the action of gravity, if one end of the bottom plate 1 inclines, the trigger ball 18 starts to incline, the touch switch 15 at the inclined end is triggered, the indicator light 16 at the inclined end is lightened, and the position of the bottom plate 1 is adjusted until the bottom plate 1 does not incline.

Third embodiment, on the basis of first embodiment, stop device include that bottom plate 1 front and back both ends have seted up spacing groove 19, two sets of spacing groove 19 in longitudinal sliding connection have a stopper 20, stopper 20 rear end fixedly connected with armature 21, spacing groove 19 inside wall on fixedly connected with armature 21 complex electro-magnet 22, armature 21 and electro-magnet 22 between fixedly connected with reset spring 23, connecting block 4 set up the locking groove 24 that corresponds with stopper 20, electro-magnet 22 and controller between electric connection.

When this embodiment is used, when connecting block 4 and bottom plate 1 cooperate, overcome reset spring 24's power action with stopper 20 contact, until stopper 20 and locking groove 24 cooperation, play the effect of locking, when wanting the unblock, start electromagnet 22, stopper 20 breaks away from with locking grass 24, and connecting block 4 can be taken out, and it is convenient to dismantle.

In a fourth embodiment, on the basis of the first embodiment, the power device includes a first motor 25 fixedly connected to the second filter screen 7, a rotating shaft of the ventilation fan 8 is fixedly connected to a rotating shaft of the first motor 25, and the first motor 25 is electrically connected to the controller.

In use of this embodiment, the ventilation fan 8 is activated by controlling the first motor 25.

The above description is only for the purpose of illustrating the present invention, and it should be understood that the present invention is not limited to the above embodiments, and various modifications conforming to the spirit of the present invention are within the scope of the present invention.

Claims

1. A tunnel fire monitoring and alarming device comprises a bottom plate (1) and a water tank (2), and is characterized in that two groups of bolts (3) are fixedly connected to the bottom plate (1) at the front end and the rear end at transverse intervals, a horizontal measuring device is arranged on the bottom plate (1) to ensure that the bottom plate (1) is in a horizontal state, the bottom plate (1) is connected with a connecting block (4) through a limiting device, an air duct (5) is arranged on the connecting block (4), a first filter screen (6) and a second filter screen (7) are respectively arranged at the left end and the right end of the air duct (5) at transverse intervals, a plurality of groups of ventilation fans (8) which are transversely and rotatably connected are longitudinally arranged on the second filter screen (7), the plurality of groups of ventilation fans (8) are driven by a power device, and a first telescopic rod (9) is vertically and fixedly connected to the lower end of the connecting block (4), first telescopic link (9) extend out end fixedly connected with and connecting block (4) vertical sliding connection's temperature sensor (10), connecting block (4) about both ends fixedly connected with and temperature sensor (10) complex warning light (11), connecting block (4) around both ends transverse interval be provided with array sprinkler bead (12), sprinkler bead (12) and water tank (2) between be connected through the pipeline, temperature sensor 10, warning light (11) and sprinkler bead (12) and controller between electric control.

2. The tunnel fire monitoring and alarming device as claimed in claim 1, wherein the leveling device comprises a cover plate (13) detachably connected with the upper end of a bottom plate (1), four groups of second electric telescopic rods (14) are fixedly connected with the inner side wall of the bottom plate (1) along the circumferential direction, four groups of second electric telescopic rods (14) fixedly connected with touch switches (15) are fixedly connected with the extending ends of the second electric telescopic rods, a prompting lamp (16) matched with bolts (3) is fixedly connected with the lower end of the bottom plate (1), a rope (17) is fixedly connected with the cover plate (13), one end of the rope (17) is fixedly connected with a trigger ball (18) matched with the touch switches (15), and the second electric telescopic rods (14), the touch switches (15), the prompting lamp (16) and a controller are electrically connected with one another.

3. The tunnel fire monitoring and alarming device according to claim 1, wherein the limiting device comprises a bottom plate (1) provided with limiting grooves (19) at the front end and the rear end, two groups of limiting grooves (19) are internally and longitudinally slidably connected with limiting blocks (20), the rear ends of the limiting blocks (20) are fixedly connected with armatures (21), the inner side walls of the limiting grooves (19) are fixedly connected with armatures (21) matched with electromagnets (22), return springs (23) are fixedly connected between the armatures (21) and the electromagnets (22), the connecting block (4) is provided with locking grooves (24) corresponding to the limiting blocks (20), and the electromagnets (22) and the controller are electrically connected.

4. A tunnel fire monitoring alarm device according to claim 1, wherein the power device comprises a first motor (25) fixedly connected with the second filter screen (7), the rotating shaft of the ventilation fan (8) is fixedly connected with the rotating shaft of the first motor (25), and the first motor (25) is electrically connected with the controller.