CN114432617A - Perfluorohexanone fire extinguishing system for track traffic - Google Patents
Perfluorohexanone fire extinguishing system for track traffic Download PDFInfo
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- CN114432617A CN114432617A CN202210227684.3A CN202210227684A CN114432617A CN 114432617 A CN114432617 A CN 114432617A CN 202210227684 A CN202210227684 A CN 202210227684A CN 114432617 A CN114432617 A CN 114432617A
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- fire extinguishing
- fire
- perfluorohexanone
- track traffic
- extinguishing system
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- WVSNNWIIMPNRDB-UHFFFAOYSA-N 1,1,1,3,3,4,4,5,5,6,6,6-dodecafluorohexan-2-one Chemical compound FC(F)(F)C(=O)C(F)(F)C(F)(F)C(F)(F)C(F)(F)F WVSNNWIIMPNRDB-UHFFFAOYSA-N 0.000 title claims abstract description 37
- 239000000779 smoke Substances 0.000 claims abstract description 15
- QQZOPKMRPOGIEB-UHFFFAOYSA-N 2-Oxohexane Chemical compound CCCCC(C)=O QQZOPKMRPOGIEB-UHFFFAOYSA-N 0.000 claims description 27
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 23
- 238000005303 weighing Methods 0.000 claims description 22
- 230000005389 magnetism Effects 0.000 claims description 13
- 238000009434 installation Methods 0.000 claims description 11
- 229910052757 nitrogen Inorganic materials 0.000 claims description 10
- 239000003063 flame retardant Substances 0.000 claims description 7
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims description 4
- 239000007788 liquid Substances 0.000 claims description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract description 3
- 229910002092 carbon dioxide Inorganic materials 0.000 abstract description 3
- 239000001569 carbon dioxide Substances 0.000 abstract description 3
- UKACHOXRXFQJFN-UHFFFAOYSA-N heptafluoropropane Chemical compound FC(F)C(F)(F)C(F)(F)F UKACHOXRXFQJFN-UHFFFAOYSA-N 0.000 abstract description 3
- 239000001301 oxygen Substances 0.000 abstract description 3
- 229910052760 oxygen Inorganic materials 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 14
- 238000009529 body temperature measurement Methods 0.000 description 8
- 239000007921 spray Substances 0.000 description 4
- 229910001873 dinitrogen Inorganic materials 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 230000002159 abnormal effect Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000037396 body weight Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000007726 management method Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
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Classifications
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C3/00—Fire prevention, containment or extinguishing specially adapted for particular objects or places
- A62C3/07—Fire prevention, containment or extinguishing specially adapted for particular objects or places in vehicles, e.g. in road vehicles
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C2/00—Fire prevention or containment
- A62C2/04—Removing or cutting-off the supply of inflammable material
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C35/00—Permanently-installed equipment
- A62C35/58—Pipe-line systems
- A62C35/64—Pipe-line systems pressurised
- A62C35/645—Pipe-line systems pressurised with compressed gas in pipework
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C37/00—Control of fire-fighting equipment
- A62C37/36—Control of fire-fighting equipment an actuating signal being generated by a sensor separate from an outlet device
- A62C37/38—Control of fire-fighting equipment an actuating signal being generated by a sensor separate from an outlet device by both sensor and actuator, e.g. valve, being in the danger zone
- A62C37/40—Control of fire-fighting equipment an actuating signal being generated by a sensor separate from an outlet device by both sensor and actuator, e.g. valve, being in the danger zone with electric connection between sensor and actuator
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C37/00—Control of fire-fighting equipment
- A62C37/50—Testing or indicating devices for determining the state of readiness of the equipment
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/18—Status alarms
- G08B21/24—Reminder alarms, e.g. anti-loss alarms
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- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The invention discloses a perfluorohexanone fire extinguishing system for rail transit, relates to the technical field of rail transit fire extinguishing systems, and aims to solve the problems that the conventional rail transit fire extinguishing system generally adopts IG541, carbon dioxide and heptafluoropropane to extinguish fire, and when a fire breaks out at an initial stage of the fire and a small local position, the fire extinguishing method is used to reduce the concentration of ambient oxygen, so that the damage to a human body is caused, and the control of the rail transit are influenced. The track traffic fire extinguishing system comprises a track traffic fire extinguishing system body and is characterized in that a top mounting layer is arranged above the track traffic fire extinguishing system body, a perfluorohexanone fire extinguishing mechanism is arranged inside the track traffic fire extinguishing system body, a control host is arranged on one side of the outside of the track traffic fire extinguishing system body, a temperature-sensitive fire detector and a smoke-sensitive fire detector are arranged above the top mounting layer, and the output ends of the temperature-sensitive fire detector and the smoke-sensitive fire detector are electrically connected with the input end of the control host.
Description
Technical Field
The invention relates to the technical field of track traffic fire extinguishing systems, in particular to a perfluorohexanone fire extinguishing system for track traffic.
Background
Rail transit refers to a type of transportation or transportation system where an operating vehicle needs to travel on a particular rail; the fire extinguishing system comprises: namely a linkage system formed by combining a plurality of fire extinguishing equipment, control equipment and the like.
However, the existing track traffic fire extinguishing system generally adopts IG541, carbon dioxide and heptafluoropropane to extinguish fire, and when a fire breaks out at an initial stage of the fire and a local small position, the fire extinguishing method is used to reduce the ambient oxygen concentration, cause harm to human bodies and influence track traffic control; thus, the existing need is not met, for which we propose a perfluorohexanone fire-extinguishing system for rail transit.
Disclosure of Invention
The invention aims to provide a perfluorohexanone fire extinguishing system for rail transit, which aims to solve the problems that the existing rail transit fire extinguishing system proposed in the background art generally adopts IG541, carbon dioxide and heptafluoropropane to extinguish fire, and when a fire breaks out at the initial stage of the fire and a small local position, the fire extinguishing method is used to reduce the concentration of ambient oxygen, so that the fire is harmful to human bodies and influences the management and control of rail transit.
In order to achieve the purpose, the invention provides the following technical scheme: a perfluorohexanone fire extinguishing system for rail transit comprises a rail transit fire extinguishing system body, wherein a top installation layer is arranged above the rail transit fire extinguishing system body, a perfluorohexanone fire extinguishing mechanism is arranged inside the rail transit fire extinguishing system body, a control host is arranged on one side outside the rail transit fire extinguishing system body, a temperature-sensitive fire detector and a smoke-sensitive fire detector are arranged above the top installation layer, the output ends of the temperature-sensitive fire detector and the smoke-sensitive fire detector are electrically connected with the input end of the control host, a distributed temperature sensing layer is arranged in the middle of the top installation layer, the output end of the distributed temperature sensing layer is electrically connected with the input end of the control host, a flame retardant plate is arranged at the lower end of the distributed temperature sensing layer, and an upper heat-insulating fire retardant plate is arranged at the upper end of the distributed temperature sensing layer, the top on top installation layer is provided with the mechanism of putting out a fire, the one side of going up thermal-insulated back-fire relief plate top is provided with GPS positioning mechanism, and GPS positioning mechanism and the two-way electric connection of control host computer.
Preferably, the lower extreme of fire extinguishing mechanism is provided with pipeline, pipeline's outer wall is provided with the control valve, fire extinguishing mechanism's upper end is provided with the loading system, the upper end of loading system is provided with the nitrogen cylinder.
Preferably, the distributed temperature sensing layer is internally provided with a plurality of vertical temperature measuring elements, a plurality of vertical temperature measuring elements are arranged between the adjacent vertical temperature measuring elements, a plurality of transverse temperature measuring elements are arranged between the adjacent vertical temperature measuring elements, and mounting parts are arranged at two ends of each transverse temperature measuring element.
Preferably, the outer wall of the fire extinguishing mechanism is provided with a liquid level meter, the lower end of the conveying pipeline is provided with a lower discharge passage, the outer wall of the lower discharge passage is provided with a mounting flange, and the lower end of the lower discharge passage is provided with a fire extinguishing nozzle.
Preferably, perfluor hexanone fire extinguishing mechanism's inside is provided with perfluor hexanone fire extinguishing tank, perfluor hexanone fire extinguishing tank's upper end is provided with the container valve, the upper end of container valve is provided with electromagnetic drive, the rear end of container valve is provided with high-pressure hose, high-pressure hose's upper end is provided with the nozzle, perfluor hexanone fire extinguishing tank top both sides all are provided with the hangers, and hangers and perfluor hexanone fire extinguishing tank formula structure as an organic whole.
Preferably, one side of perfluorohexanone fire extinguishing mechanism is provided with pressure detector, one side of pressure detector is provided with pressure relief mechanism, pressure relief mechanism's rear end is provided with the pressure release switch passageway, and pressure detector's output and pressure relief mechanism's input electric connection.
Preferably, the inside one side of track traffic fire extinguishing systems body is provided with the placement equipment, the outside intermediate position department of track traffic fire extinguishing systems body is provided with automatically controlled fire relief door, and the input of automatically controlled fire relief door and the output electric connection of main control system, the inside one side of automatically controlled fire relief door is provided with human infrared inductor, and the output of human infrared inductor and the input electric connection of main control system.
Preferably, the top of automatically controlled fire relief door is provided with warning light board, the outside one side of keeping away from the main control system of automatically controlled fire relief door is provided with outer audible-visual annunciator, the inside one side of keeping away from human infrared inductor of automatically controlled fire relief door is provided with interior audible-visual annunciator, the input of outer audible-visual annunciator, interior audible-visual annunciator and warning light board all with the output electric connection of main control system.
Preferably, a weighing base is arranged below the perfluorohexanone fire extinguishing tank, limiting blocks are arranged on two sides of the middle position of the weighing base, a weighing device is arranged inside the middle position of the weighing base, and the output end of the weighing device is electrically connected with the input end of the control host.
Preferably, the upper surface of base intermediate position department of weighing is provided with magnetism and inhales the face, and magnetism is inhaled the face and is inhaled the connection with the bottom magnetism of perfluor hexanone fire extinguishing pot, four angles departments of magnetism inhale the face all are provided with the connection screw, and connect screw and perfluor hexanone fire extinguishing pot threaded connection.
Compared with the prior art, the invention has the beneficial effects that:
1. the invention has the effect of master control by utilizing the control host, the smoke-sensitive fire detector can detect the smoke content at the initial stage of the fire, when the smoke content is more than a set value, a feedback signal is fed back to the control host, the control host positions the position of the fire after receiving the feedback signal, the top installation layer is formed by combining a plurality of distributed temperature sensing layers, the temperature at the position of the fire is obviously higher than that at other positions when the fire occurs, because the local temperature is higher than the region with the conventional value, the control host can position the fire region according to the temperature values of different distributed temperature sensing layers and the positioning information of the GPS positioning mechanism, after the positioning, the control host controls the fire extinguishing mechanism to spray perfluorohexanone to extinguish the lower part to achieve the effect of local fire, when the middle stage of the fire or a larger range of the fire occurs, the temperature-sensing fire detector detects the abnormal change of the temperature value, so that the temperature-sensing fire detector feeds back data to the control host, the control host controls the perfluorohexanone fire extinguishing mechanism to carry out comprehensive and large-scale fire extinguishing operation, and the rail transit system can carry out different fire extinguishing operation according to the size and the range of the fire, so that the fire extinguishing system is more intelligent, and the adverse effect on the rail transit can be reduced to the maximum extent.
2. The nitrogen cylinder is used for sending into nitrogen gas to the loading system in, the loading system makes inside perfluor hexanone be carried in the conveying line of below by pushing in carrying out the fire extinguishing mechanism downwards after with gas pressurization, and the control valve plays the effect of control pipeline switch, and the perfluor hexanone that is promoted reachs the fire extinguishing nozzle department by lower discharge passage and sprays downwards and put out a fire for fire control effect obtains improving, is fit for using in the track traffic fire extinguishing system.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of a partial structure of a top mounting layer of the present invention;
FIG. 3 is a schematic view of a partial structure of a distributed temperature sensing layer according to the present invention;
FIG. 4 is a schematic view of a partial structure of a perfluorohexanone fire extinguishing mechanism according to the present invention;
FIG. 5 is a partial structural view of the weighing base of the present invention;
in the figure: 1. a rail transit fire extinguishing system body; 2. a top mounting layer; 3. a control host; 4. an electrically controlled fire relief door; 5. a warning light board; 6. an external audible and visual alarm; 7. an internal audible and visual alarm; 8. a temperature-sensitive fire detector; 9. a smoke fire detector; 10. placing equipment; 11. a perfluorohexanone fire extinguishing mechanism; 12. a pressure relief mechanism; 13. a pressure relief switch channel; 14. a pressure detector; 15. a distributed temperature sensing layer; 16. a flame retardant sheet; 17. an upper heat insulation fire retardant plate; 18. a fire extinguishing nozzle; 19. a lower row of channels; 20. a delivery line; 21. a control valve; 22. a fire extinguishing mechanism; 23. a liquid level meter; 24. a nitrogen gas cylinder; 25. a pressurizing mechanism; 26. a vertical temperature measuring element; 27. a transverse temperature measuring element; 28. a mounting member; 29. installing a flange; 30. a GPS positioning mechanism; 31. a perfluorohexanone fire suppression canister; 32. hanging a lug; 33. a container valve; 34. an electromagnetic drive; 35. a high pressure hose; 36. a nozzle; 37. a weighing base; 38. a weighing device; 39. a connecting screw hole; 40. magnetic attraction surfaces; 41. a human body infrared sensor; 42. and a limiting block.
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.
Referring to fig. 1-5, an embodiment of the present invention is shown: a perfluorohexanone fire extinguishing system for track traffic comprises a track traffic fire extinguishing system body 1, a top installation layer 2 is arranged above the track traffic fire extinguishing system body 1, a perfluorohexanone fire extinguishing mechanism 11 is arranged inside the track traffic fire extinguishing system body 1, a control host 3 is arranged on one side outside the track traffic fire extinguishing system body 1, a temperature-sensitive fire detector 8 and a smoke-sensitive fire detector 9 are arranged above the top installation layer 2, the output ends of the temperature-sensitive fire detector 8 and the smoke-sensitive fire detector 9 are electrically connected with the input end of the control host 3, a distributed temperature sensing layer 15 is arranged in the middle of the top installation layer 2, the output end of the distributed temperature sensing layer 15 is electrically connected with the input end of the control host 3, a flame retardant plate 16 is arranged at the lower end of the distributed temperature sensing layer 15, an upper heat insulation fire retardant plate 17 is arranged at the upper end of the distributed temperature sensing layer 15, the top of top installation layer 2 is provided with fire extinguishing mechanism 22, and the one side of going up thermal-insulated back-fire relief board 17 top is provided with GPS positioning mechanism 30, and GPS positioning mechanism 30 and the two-way electric connection of control host computer 3.
Further, a conveying pipeline 20 is arranged at the lower end of the fire extinguishing mechanism 22, a control valve 21 is arranged on the outer wall of the conveying pipeline 20, a pressurizing mechanism 25 is arranged at the upper end of the fire extinguishing mechanism 22, a nitrogen cylinder 24 is arranged above the pressurizing mechanism 25, the nitrogen cylinder 24 is used for sending required nitrogen into the pressurizing mechanism 25, the pressurizing mechanism 25 pressurizes the nitrogen and then conveys the nitrogen downwards into the fire extinguishing mechanism 22, the inside perfluorohexanone is pushed into the conveying pipeline 20 below to be conveyed, and the control valve 21 plays a role in controlling the opening and closing of the pipeline.
Further, the inside of distributed temperature sensing layer 15 is provided with vertical temperature measurement element 26, and vertical temperature measurement element 26 is provided with a plurality ofly, be provided with horizontal temperature measurement element 27 between the adjacent vertical temperature measurement element 26, and horizontal temperature measurement element 27 is provided with a plurality ofly, the both ends of horizontal temperature measurement element 27 all are provided with installed part 28, a plurality of vertical temperature measurement elements 26 and horizontal temperature measurement element 27 have constituteed a temperature sensing layer that covers comprehensively jointly, make every block temperature layer department can make accurate response and detection operation by the temperature of many self within ranges.
Further, the outer wall of fire extinguishing mechanism 22 is provided with level gauge 23, the lower extreme of conveying line 20 is provided with lower row's of passageway 19, the outer wall of lower row's of passageway 19 is provided with mounting flange 29, the lower extreme of lower row's of passageway 19 is provided with the spout 18 of putting out a fire, level gauge 23 can detect the fire extinguishing agent of inside, the perfluorohexanone that is promoted arrives the spout 18 department of putting out a fire by lower row of passageway 19 and sprays downwards and put out a fire, fire extinguishing mechanism 22 mainly plays the effect of the fixed point of minizone of putting out a fire, this fire extinguishing process structural design is perfect, the short problem of fire extinguisher jet distance has been solved, can carry out the total flooding injection to the position of firing, make fire extinguishing system obtain optimizing, the adaptation track traffic fire extinguishing system.
Further, perfluor hexanone fire extinguishing mechanism 11's inside is provided with perfluor hexanone fire extinguishing tank 31, perfluor hexanone fire extinguishing tank 31's upper end is provided with container valve 33, container valve 33's upper end is provided with electromagnetic drive 34, container valve 33's rear end is provided with high-pressure hose 35, high-pressure hose 35's upper end is provided with nozzle 36, perfluor hexanone fire extinguishing tank 31 top both sides all are provided with hangers 32, and hangers 32 and perfluor hexanone fire extinguishing tank 31 formula structure as an organic whole, during the fire extinguishing, start electromagnetic drive 34, open container valve 33, make the interior high-pressure nitrogen gas propelling movement perfluor hexanone of jar reach nozzle 36 department through high-pressure hose 35 and carry out the operation of putting out a fire on a large scale.
Further, a pressure detector 14 is arranged on one side of the perfluorohexanone fire extinguishing mechanism 11, a pressure relief mechanism 12 is arranged on one side of the pressure detector 14, a pressure relief switch channel 13 is arranged at the rear end of the pressure relief mechanism 12, the output end of the pressure detector 14 is electrically connected with the input end of the pressure relief mechanism 12, and when the pressure detector 14 detects that the internal air pressure exceeds a safety value, the pressure relief mechanism 12 is opened, so that the internal air is discharged outwards from the pressure relief switch channel 13 to perform pressure relief operation.
Further, one side of 1 inside of track traffic fire extinguishing systems body is provided with placement equipment 10, 1 outside intermediate position department of track traffic fire extinguishing systems body is provided with automatically controlled fire relief door 4, and the input of automatically controlled fire relief door 4 and the output electric connection of main control system 3, the inside one side of automatically controlled fire relief door 4 is provided with human infrared inductor 41, and the output of human infrared inductor 41 and the input electric connection of main control system 3, automatically controlled fire relief door 4 can play the effect of back the fire, whether it has the human body to detect inside internal usable human infrared inductor 41, the support personnel can not be stranded in inside, and play the back a fire and slow down the effect that the condition of a fire stretchs.
Further, the top of automatically controlled back-fire relief door 4 is provided with warning light tablet 5, the outside one side of keeping away from main control system 3 of automatically controlled back-fire relief door 4 is provided with outer audible-visual annunciator 6, the inside one side of keeping away from human infrared inductor 41 of automatically controlled back-fire relief door 4 is provided with interior audible-visual annunciator 7, outer audible-visual annunciator 6, interior audible-visual annunciator 7 and warning light tablet 5's input all with main control system 3's output electric connection, outer audible-visual annunciator 6, interior audible-visual annunciator 7 and warning light tablet 5 all are used for playing the effect of reminding personnel around to know the condition of a fire.
Further, the below of perfluor hexanone fire extinguishing tank 31 is provided with weighing base 37, the both sides of weighing base 37's intermediate position department all are provided with stopper 42, the inside of weighing base 37 intermediate position department is provided with weighing device 38, and weighing device 38's output and main control system 3's input electric connection, weighing device 38 can detect jar body weight, when daily placing, can play the effect whether leak of the detection jar body, when the condition of a fire, then can play and know whether spun effect of perfluor hexanone in the jar, make the user control the degree to improve perfluor hexanone fire extinguishing mechanism 11.
Further, the upper surface of 37 intermediate positions departments of weighing base is provided with magnetism and inhales face 40, and magnetism is inhaled face 40 and is inhaled with the bottom magnetism of perfluor hexanone fire extinguishing jar 31 and be connected, and four angles departments of magnetism face 40 all are provided with and connect screw 39, and connect screw 39 and perfluor hexanone fire extinguishing jar 31 threaded connection, and the usable mode of inhaling of magnetism face 40 comes to adsorb fixedly with the jar body, connects screw 39 then can convenience of customers fix the jar body with the threaded mode.
The working principle is as follows: when the fire extinguishing device is used, the control host 3 is utilized to play a master control effect, the smoke fire detector 9 can detect the smoke content in the initial stage of a fire at the initial stage of the fire, when the smoke content is greater than a set value, a feedback signal is sent to the control host 3, the control host 3 positions the position of the fire after receiving the feedback signal, the top installation layer 2 is formed by combining a plurality of distributed temperature sensing layers 15, the temperature of the fire is obviously higher than that of other positions when the fire occurs, because the local temperature is higher than the area with the conventional value, the control host 3 can position the fire area according to the temperature values of the different distributed temperature sensing layers 15 and the positioning information of the GPS positioning mechanism 30, after the positioning, the control host 3 controls the fire extinguishing mechanism 22 to spray perfluorohexanone to extinguish the fire below, so that the effect of locally extinguishing the fire is achieved, in the middle of the fire or when the fire is generated in a larger range, the temperature-sensitive fire detector 8 detects the abnormal change of the temperature value, so that the temperature-sensitive fire detector feeds back data to the control host 3, the control host 3 controls the perfluorohexanone fire extinguishing mechanism 11 to perform comprehensive and large-range fire extinguishing operation, the nitrogen cylinder 24 is used for sending nitrogen into the pressurizing mechanism 25, the pressurizing mechanism 25 pressurizes the gas and then downwards conveys the gas into the fire extinguishing mechanism 22, so that the inside perfluorohexanone is pushed into the conveying pipeline 20 below to be conveyed, the control valve 21 plays a role in controlling the pipeline switch, the pushed perfluorohexanone reaches the fire extinguishing nozzle 18 from the lower passage 19 to be sprayed downwards for fire extinguishing, the fire extinguishing effect is improved, and the temperature-sensitive fire detector is suitable for being used in a rail transit fire extinguishing system.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (10)
1. The utility model provides a perfluorohexanone fire extinguishing systems for track traffic, includes track traffic fire extinguishing systems body (1), its characterized in that: the track traffic fire extinguishing system is characterized in that a top mounting layer (2) is arranged above the track traffic fire extinguishing system body (1), a perfluorohexanone fire extinguishing mechanism (11) is arranged inside the track traffic fire extinguishing system body (1), a control host (3) is arranged on one side of the outside of the track traffic fire extinguishing system body (1), a temperature sensing fire detector (8) and a smoke sensing fire detector (9) are arranged above the top mounting layer (2), the output ends of the temperature sensing fire detector (8) and the smoke sensing fire detector (9) are electrically connected with the input end of the control host (3), a distributed temperature sensing layer (15) is arranged at the middle position of the top mounting layer (2), the output end of the distributed temperature sensing layer (15) is electrically connected with the input end of the control host (3), and a flame retardant plate (16) is arranged at the lower end of the distributed temperature sensing layer (15), the upper end on distributed temperature sensing layer (15) is provided with thermal-insulated back-fire relief board (17), the top on top installation layer (2) is provided with fire extinguishing mechanism (22), one side of going up thermal-insulated back-fire relief board (17) top is provided with GPS positioning mechanism (30), and GPS positioning mechanism (30) and control host computer (3) two-way electric connection.
2. The perfluorohexanone fire extinguishing system for rail transit according to claim 1, wherein: the lower extreme of mechanism of putting out a fire (22) is provided with pipeline (20), the outer wall of pipeline (20) is provided with control valve (21), the upper end of mechanism of putting out a fire (22) is provided with loading system (25), the upper end of loading system (25) is provided with nitrogen cylinder (24).
3. The perfluorohexanone fire extinguishing system for rail transit according to claim 1, wherein: the distributed temperature sensing layer (15) is internally provided with a plurality of vertical temperature measuring elements (26), a plurality of vertical temperature measuring elements (26) are arranged, a plurality of transverse temperature measuring elements (27) are arranged between the adjacent vertical temperature measuring elements (26), the plurality of transverse temperature measuring elements (27) are arranged, and mounting parts (28) are arranged at two ends of each transverse temperature measuring element (27).
4. The perfluorohexanone fire extinguishing system for rail transit according to claim 2, wherein: the fire extinguishing device is characterized in that a liquid level meter (23) is arranged on the outer wall of the fire extinguishing mechanism (22), a lower row of channels (19) is arranged at the lower end of the conveying pipeline (20), a mounting flange (29) is arranged on the outer wall of the lower row of channels (19), and fire extinguishing nozzles (18) are arranged at the lower end of the lower row of channels (19).
5. The perfluorohexanone fire extinguishing system for rail transit according to claim 1, wherein: the inside of perfluor hexanone fire extinguishing mechanism (11) is provided with perfluor hexanone fire extinguishing tank (31), the upper end of perfluor hexanone fire extinguishing tank (31) is provided with container valve (33), the upper end of container valve (33) is provided with electromagnetic drive (34), the rear end of container valve (33) is provided with high-pressure hose (35), the upper end of high-pressure hose (35) is provided with nozzle (36), the both sides of perfluor hexanone fire extinguishing tank (31) top all are provided with hangers (32), and hangers (32) and perfluor hexanone fire extinguishing tank (31) formula structure as an organic whole.
6. The perfluorohexanone fire extinguishing system for rail transit according to claim 1, wherein: one side of perfluorohexanone fire extinguishing mechanism (11) is provided with pressure detector (14), one side of pressure detector (14) is provided with pressure relief mechanism (12), the rear end of pressure relief mechanism (12) is provided with pressure relief switch passageway (13), and the output of pressure detector (14) and the input electric connection of pressure relief mechanism (12).
7. The perfluorohexanone fire extinguishing system for rail transit according to claim 1, wherein: the track traffic fire extinguishing system is characterized in that a placing device (10) is arranged on one side of the inside of a track traffic fire extinguishing system body (1), an electric control fire relief door (4) is arranged at the middle position of the outside of the track traffic fire extinguishing system body (1), the input end of the electric control fire relief door (4) is electrically connected with the output end of a control host (3), a human body infrared inductor (41) is arranged on one side of the inside of the electric control fire relief door (4), and the output end of the human body infrared inductor (41) is electrically connected with the input end of the control host (3).
8. The system of claim 7, wherein the system comprises: the top of automatically controlled fire relief door (4) is provided with warning light tablet (5), one side that main control system (3) were kept away from to automatically controlled fire relief door (4) outside is provided with outer audible-visual annunciator (6), one side that human infrared inductor (41) were kept away from to automatically controlled fire relief door (4) inside is provided with interior audible-visual annunciator (7), the equal and the output electric connection of main control system (3) of input of outer audible-visual annunciator (6), interior audible-visual annunciator (7) and warning light tablet (5).
9. The perfluorohexanone fire extinguishing system for rail transit according to claim 5, wherein: the perfluorohexanone fire extinguishing tank is characterized in that a weighing base (37) is arranged below the perfluorohexanone fire extinguishing tank (31), limit blocks (42) are arranged on two sides of the middle position of the weighing base (37), a weighing device (38) is arranged inside the middle position of the weighing base (37), and the output end of the weighing device (38) is electrically connected with the input end of the control host (3).
10. The system of claim 9, wherein the system comprises: the upper surface of weighing base (37) intermediate position department is provided with magnetism and inhales face (40), and magnetism inhales face (40) and the connection is inhaled to the bottom magnetism of perfluor hexanone fire pot (31), four angle departments of magnetism face (40) of inhaling all are provided with connection screw (39), and connect screw (39) and perfluor hexanone fire pot (31) threaded connection.
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| CN202210227684.3A CN114432617B (en) | 2022-03-08 | 2022-03-08 | Perfluorohexanone fire extinguishing system for track traffic |
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| CN202210227684.3A CN114432617B (en) | 2022-03-08 | 2022-03-08 | Perfluorohexanone fire extinguishing system for track traffic |
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| CN114432617B (en) | 2023-03-28 |
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Effective date of registration: 20240218 Address after: Room 3004, Building 30, No. 60 Weixin Road, Industrial Park, Suzhou City, Jiangsu Province, 215127 Patentee after: Jiangsu jingtongjie Security Technology Co.,Ltd. Country or region after: China Address before: 266111 504, building A2, National University Science Park, No. 127, huizhiqiao Road, high tech Zone, Qingdao, Shandong Patentee before: Jinganjie security technology (Qingdao) Co.,Ltd. Country or region before: China |