CN216986117U - Automatic fire extinguishing system for kitchen oil fume exhaust pipeline - Google Patents
Automatic fire extinguishing system for kitchen oil fume exhaust pipeline Download PDFInfo
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- CN216986117U CN216986117U CN202220606423.8U CN202220606423U CN216986117U CN 216986117 U CN216986117 U CN 216986117U CN 202220606423 U CN202220606423 U CN 202220606423U CN 216986117 U CN216986117 U CN 216986117U
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Abstract
The application relates to an automatic fire extinguishing system of a kitchen oil smoke exhaust pipeline, which relates to the field of fire extinguishing of an oil smoke pipeline and comprises a fire extinguishing device, wherein the fire extinguishing device comprises a plurality of temperature-sensitive detectors arranged in the oil smoke exhaust pipeline, and the temperature-sensitive detectors are electrically connected with a fire extinguishing controller; the oil fume exhaust pipeline is provided with a water supply pipeline and a plurality of spray heads, the spray heads are all arranged inside the oil fume exhaust pipeline, and the water supply pipeline is provided with an electromagnetic valve; the electromagnetic valve is electrically connected with the fire extinguishing controller. This application has and can in time put out a fire, reduces the possibility of the conflagration breaing out in the oil extraction cigarette pipeline, and the harmful effects's that a large amount of smog brought the environment brought effect of discharging when reducing smoldering.
Description
Technical Field
The application relates to the field of oil smoke pipeline extinguishment, in particular to an automatic fire extinguishing system of a kitchen oil smoke exhaust pipeline.
Background
Various oil fume exhaust pipelines used for exhausting indoor oil fume to the outside are often installed in the industries of catering, factory buildings, warehouses and the like, and the indoor air is purified through the oil fume exhaust pipelines.
In the related art, because the cleaning of the oil smoke exhaust pipeline is not thorough or the oil smoke generated in a kitchen is too large, the oil smoke in the oil smoke exhaust pipeline is easy to deposit, the deposited oil smoke in the oil smoke exhaust pipeline can be ignited when the open fire or the oil smoke gas temperature is too high, the fire caused by the ignition of the surrounding combustible materials in the oil smoke exhaust pipeline is caused, or a large amount of smoke is discharged from the oil smoke exhaust pipeline, so that adverse effects are caused.
In view of the above-mentioned related technologies, the inventor believes that the fire or smoldering of the tobacco tar in the flue can be extinguished in time, so as to avoid the occurrence of fire and reduce the adverse effect of a large amount of smoke discharged during smoldering on the environment, which becomes a key problem.
SUMMERY OF THE UTILITY MODEL
In order to put out the burning or the smoldering of tobacco tar in the flue in time, discharge the harmful effects that a large amount of smog brought the environment when avoiding conflagration and reducing the smoldering, this application provides a kitchen oil extraction cigarette pipeline's automatic fire extinguishing system.
The application provides a pair of automatic fire extinguishing system of kitchen oil extraction cigarette pipeline adopts following technical scheme:
an automatic fire extinguishing system of a kitchen oil smoke exhaust pipeline comprises a fire extinguishing device, wherein the fire extinguishing device comprises a plurality of temperature-sensitive detectors arranged in the oil smoke exhaust pipeline, and the temperature-sensitive detectors are electrically connected with a fire extinguishing controller; the oil fume exhaust pipeline is provided with a water supply pipeline and a plurality of spray heads, the spray heads are all arranged inside the oil fume exhaust pipeline, and the water supply pipeline is provided with an electromagnetic valve; the electromagnetic valve is electrically connected with the fire extinguishing controller.
Through adopting above-mentioned technical scheme, when the burning or smoldering take place for the tobacco tar in the oil extraction cigarette pipeline, the interior temperature of oil extraction cigarette pipeline risees, and temperature-sensitive detector sends alarm signal to fire extinguishing controller, and fire extinguishing controller control solenoid valve opens for the shower nozzle sprays in the oil extraction cigarette pipeline, thereby can in time put out a fire, has reduced the possibility of the conflagration breaing out in the oil extraction cigarette pipeline, has reduced the harmful effects that a large amount of smog brought to the environment when smoldering.
Optionally, the fire extinguishing controller is electrically connected with an early warning prompter, and when one of the temperature-sensitive detectors in the oil smoke exhaust pipeline sends an alarm signal to the fire extinguishing controller, the fire extinguishing controller controls the early warning prompter to be opened and the electromagnetic valve to keep a closed state.
Through adopting above-mentioned technical scheme, when one of them heat detector in the oil extraction cigarette pipeline sends alarm signal to fire extinguishing controller, fire extinguishing controller control early warning prompting device is opened, the early warning prompting device begins to broadcast predetermined speech content and reminds the staff on the spot, the actual conditions in the oil extraction cigarette pipeline is looked over to the staff on spot, if the condition of a fire does not take place in the oil extraction cigarette pipeline, then explain that heat detector probably takes place wrong report police or malfunction alerting, the staff on spot in time informs the maintenance personal to overhaul the heat detector who sends alarm signal, thereby the mistake that the shower nozzle sprayed is spouted and is rateed has been reduced.
Optionally, when one of the temperature-sensitive detectors sends an alarm signal to the fire extinguishing controller and the other temperature-sensitive detector sends an alarm signal to the fire extinguishing controller, the fire extinguishing controller controls the electromagnetic valve to be opened.
By adopting the technical scheme, when the temperature-sensitive detectors send alarm signals to the fire extinguishing controller, fire conditions occur in the oil smoke exhaust pipeline, and the fire extinguishing controller controls the electromagnetic valve to be opened, so that the spray head sprays water and extinguishes fire, and fire can be timely extinguished when smoke oil in the oil smoke exhaust pipeline burns or is smoldered.
Optionally, the fire extinguishing controller is electrically connected with a fire alarm prompter, and when the electromagnetic valve is opened, the fire extinguishing controller controls the fire alarm prompter to be opened.
Through adopting above-mentioned technical scheme, fire alarm begins to broadcast predetermined pronunciation content and reminds the staff on scene to reach the prompt action to the staff, be convenient for the staff starts corresponding scheme of dealing with rapidly.
Optionally, a water flow indicator is installed on the water supply pipeline between the electromagnetic valve and the spray head, and the water flow indicator is electrically connected with the fire extinguishing controller.
By adopting the technical scheme, after the electromagnetic valve is opened, the water flow indicator is used for detecting water flow signals in the water supply pipeline.
Optionally, the system further comprises a central fire control room, wherein a linkage controller electrically connected with the fire extinguishing controller is arranged in the central fire control room, and the linkage controller is electrically connected with a display.
Through adopting above-mentioned technical scheme, open signal transmission with the solenoid valve to the coordinated controller after the fire control controller control solenoid valve opens, coordinated controller control display shows the state of solenoid valve, and simultaneously, coordinated controller control display shows rivers signal test result, and when the solenoid valve opened but did not receive rivers signal, the solenoid valve became invalid or mechanical failure took place, and the personnel on duty of the accuse room in the fire control of being convenient for in time judges the solenoid valve trouble. Meanwhile, the fire extinguishing controller transmits the alarm signal to the linkage controller, and the display displays the alarm, so that the operators on duty in the fire-fighting central control room can conveniently and rapidly start corresponding disposal schemes, and the possibility that field workers ignore the alarm or dispose the alarm improperly is reduced.
Optionally, the water supply pipeline at the two ends of the electromagnetic valve is also communicated with a standby pipeline, and the standby pipeline is provided with a manual starting switch.
Through adopting above-mentioned technical scheme, when the solenoid valve broke down and lead to the action inefficacy, the staff can open or close water supply pipe through manual starting switch.
Optionally, the distance between the spray heads is set to be 2-3 m, and the spray heads are additionally arranged at the curved part of the oil fume exhaust pipeline.
By adopting the technical scheme, the distance between the fire-fighting spraying nozzles is 1.8-3.6 meters, and the distance between the spray heads is set to be 2-3 meters because the space in the oil fume exhaust pipeline is narrow, so that the distance is more reasonable; the possibility that the spraying protection can not be achieved at the bend is reduced, and the spraying fire extinguishing effect of the spray head in the oil smoke exhaust pipeline is ensured.
In summary, the present application includes at least one of the following beneficial technical effects:
1. when the smoke oil in the oil smoke discharging pipeline is burnt or smoldered, the fire extinguishing controller controls the electromagnetic valve to be opened, so that the spray head sprays in the oil smoke discharging pipeline, the fire can be extinguished in time, the possibility of fire in the oil smoke discharging pipeline is reduced, and the adverse effect of a large amount of smoke discharged in smoldering on the environment is reduced;
2. the temperature-sensitive detector can generate false alarm or fault alarm, and field workers timely inform maintenance personnel to maintain the temperature-sensitive detector which sends the alarm signal, so that the false spraying rate of the spraying of the spray head is reduced;
3. the corresponding disposal scheme is conveniently and rapidly started by the on-duty personnel in the fire-fighting central control room, and the possibility that the field workers ignore the alarm or dispose the improper situation is reduced.
Drawings
FIG. 1 is a schematic view showing a water supply pipe structure of the range hood pipe according to the embodiment of the present application.
Fig. 2 is a block diagram of a fire suppression system for a kitchen range hood in accordance with an embodiment of the present application.
Fig. 3 is a schematic view showing a structure in which a temperature sensing cable is laid in a range hood duct according to an embodiment of the present invention.
Fig. 4 is a schematic view showing a structure in which a temperature sensing rod is laid in a range hood duct according to an embodiment of the present invention.
Description of reference numerals: 1. a fume exhaust duct; 2. a temperature-sensitive detector; 21. a temperature-sensitive cable; 22. a temperature sensing rod; 3. a fire suppression controller; 31. an early warning prompter; 32. a fire alarm prompter; 4. a water supply pipeline; 41. an electromagnetic valve; 42. a spray head; 43. a standby pipeline; 431. a manual start switch; 44. a water flow indicator; 45. a service valve; 5. an interlock controller; 51. a display.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
The embodiment of the application discloses automatic fire extinguishing system of kitchen oil extraction cigarette pipeline. Referring to fig. 1, a fire extinguishing system of kitchen oil extraction cigarette pipeline 1 includes accuse room in extinguishing device and the fire control, and extinguishing device is provided with a plurality of temperature-sensing detector 2 including oil extraction cigarette pipeline 1 and oil extraction cigarette pipeline 1 in, and temperature-sensing detector 2 is used for detecting the temperature in the oil extraction cigarette pipeline 1, and temperature-sensing detector 2's warning temperature optional location 125~135 ℃.
The output end of the temperature-sensitive detector 2 is electrically connected with a fire extinguishing controller 3, and the fire extinguishing controller 3 is arranged outside the oil fume exhaust pipeline 1. Install water supply pipe 4 and a plurality of shower nozzle 42 on the oil extraction cigarette pipeline 1, a plurality of shower nozzles 42 all communicate with the play water end of water supply pipe 4, and a plurality of shower nozzles 42 all set up inside oil extraction cigarette pipeline 1, the end of intaking of water supply pipe 4 and fire extinguishing water pipeline intercommunication of fire extinguishing system.
The water supply pipeline 4 is provided with an electromagnetic valve 41, the electromagnetic valve 41 is electrically connected with the fire extinguishing controller 3, and the electromagnetic valve 41 is used for controlling the opening or closing of the water supply pipeline 4 according to the electric signal of the fire extinguishing controller 3. The water supply pipelines 4 at the two ends of the electromagnetic valve 41 are also communicated with a standby pipeline 43, the standby pipeline 43 is provided with a manual starting switch 431, and when the electromagnetic valve 41 fails to work and the action fails, a worker can open or close the water supply pipelines 4 through the manual starting switch 431.
A plurality of early warning prompters 31 and a plurality of fire alarm prompter 32 are installed outward to oil extraction cigarette pipeline 1, and the alarm mode of early warning prompter 31 can be for broadcasting predetermined voice content, and the alarm mode of fire alarm prompter 32 can be for broadcasting predetermined voice content, and wherein, the voice content that early warning prompter 31 predetermines can be for "please look over whether have the condition of a fire in the oil extraction cigarette pipeline 1", and the voice content that fire alarm prompter 32 predetermines can be for "oil extraction cigarette pipeline 1 extinguishing device has started". The early warning prompter 31 and the fire prompter are both electrically connected with the fire extinguishing controller 3.
When one of the temperature-sensitive detectors 2 in the oil smoke exhaust pipeline 1 sends an alarm signal to the fire extinguishing controller 3, the fire extinguishing controller 3 controls the early warning prompter 31 to be started, the early warning prompter 31 starts to play preset voice content to remind workers on site, and the workers on site check the actual situation in the oil smoke exhaust pipeline 1. If fire occurs in the fume exhaust pipe 1 and other detectors do not give an alarm, the worker can manually turn on the manual start switch 431, and the spray head 42 sprays water and extinguishes fire; if no fire occurs in the oil fume exhaust pipeline 1, it is indicated that false alarm or fault alarm may occur in the temperature-sensitive detector 2, and a field worker timely informs a maintenance worker to overhaul the temperature-sensitive detector 2 which sends an alarm signal; thereby reducing the false spraying rate of the spray head 42.
When one of the temperature-sensitive detectors 2 sends an alarm signal to the fire extinguishing controller 3 and before a site worker checks and confirms the alarm signal sent by the other temperature-sensitive detector 2 to the fire extinguishing controller 3, a fire condition occurs in the oil smoke exhaust pipeline 1, the fire extinguishing controller 3 controls the early warning prompter 31 to be closed and controls the fire prompter to be opened, the early warning prompter 31 stops playing preset voice content, and the fire prompter starts playing the preset voice content to remind the site worker. Meanwhile, the fire extinguishing controller 3 controls the electromagnetic valve 41 to be opened, so that the spray head 42 sprays water and extinguishes fire, the fire can be timely extinguished when the smoke in the oil fume exhaust pipeline 1 is combusted or smolders, the possibility of fire is reduced, and the adverse effect of a large amount of smoke discharged to the environment during smoldering is reduced.
In this embodiment, the spray heads 42 are open spray heads 42, the distance between fire sprinklers is generally 1.8-3.6 meters, and the distance between the spray heads 42 is set to be 2-3 meters because the space in the fume exhaust pipe 1 is relatively narrow. The spray head 42 is additionally arranged at the bend of the oil fume exhaust pipeline 1, so that the possibility that the spray protection at the bend cannot be achieved is reduced, and the spray fire extinguishing effect of the spray head 42 in the oil fume exhaust pipeline 1 is ensured.
As an alternative embodiment of this embodiment, the temperature-sensitive detector 2 is a temperature-sensitive cable 21 laid along the inner wall of the range hood 1 in the longitudinal direction, the temperature-sensitive cable 21 is a linear detector, and the number of the temperature-sensitive cables 21 is at least two.
As another optional embodiment of this embodiment, the temperature sensing probe 2 is a temperature sensing rod 22 of a point type probe, a plurality of temperature sensing rods 22 are laid along the inside of the length direction of the range hood pipe 1, the number of the temperature sensing rods 22 is at least two, and the temperature sensing rod 22 is added at the curved portion of the range hood pipe 1, so that the temperature detection effect at the curved portion is improved.
The water supply pipe 4 is provided with a water flow indicator 44, the water flow indicator 44 is positioned between the electromagnetic valve 41 and the spray head 42, the water flow indicator 44 is electrically connected with the fire extinguishing controller 3, and the water flow indicator 44 transmits a detected water flow signal to the fire extinguishing controller 3.
The fire extinguishing controller 3 is electrically connected with a linkage controller 5 arranged in a fire control center control room, and the linkage controller 5 is electrically connected with a display 51. When one of the temperature-sensitive detectors 2 in the oil smoke exhaust pipeline 1 sends an alarm signal to the fire-extinguishing controller 3 or at least two of the temperature-sensitive detectors 2 send alarm signals to the fire-extinguishing controller 3, the fire-extinguishing controller 3 transmits the alarm signal to the linkage controller 5, and the display 51 displays the alarm, so that an operator on duty in a central control room for fire protection can quickly start a corresponding disposal scheme, and the possibility that field workers ignore the alarm or dispose the alarm improperly is reduced.
When the fire extinguishing controller 3 controls the solenoid valve 41 to be opened, an opening signal of the solenoid valve 41 is sent to the linkage controller 5, the linkage controller 5 controls the display 51 to display the state of the solenoid valve 41, meanwhile, the fire extinguishing controller 3 detects a water flow signal and transmits a detection result to the linkage controller 5, the linkage controller 5 controls the display 51 to display the detection result of the water flow signal, when the solenoid valve 41 is opened but the water flow signal is not received, the solenoid valve 41 is invalid or has a mechanical fault, and a person on duty in a central control room for fire fighting can conveniently judge the fault of the solenoid valve 41 in time.
The water supply pipeline 4 is installed with the service valve 45 near the water inlet end of the fire fighting water pipeline, and when the nozzle 42, the water supply pipeline 4, the electromagnetic valve 41 and the like are required to be serviced, the water in the fire fighting water pipeline is blocked by closing the service valve 45 to be transmitted to the water supply pipeline 4.
The implementation principle of the fire extinguishing system of the kitchen lampblack exhaust pipeline 1 is as follows: when one of the temperature-sensitive detectors 2 in the oil smoke exhaust pipeline 1 sends an alarm signal to the fire extinguishing controller 3, the fire extinguishing controller 3 controls the early warning prompter 31 to be started, the early warning prompter 31 starts to play preset voice content to remind workers on site, and the display 51 of the fire-fighting central control room displays the alarm.
If fire occurs in the fume exhaust pipe 1 and other detectors do not give an alarm, the worker can manually turn on the manual start switch 431, and the spray head 42 sprays water and extinguishes fire; if no fire occurs in the oil fume exhaust pipeline 1, it is indicated that the temperature-sensitive detector 2 may generate false alarm or fault alarm, and the field staff timely informs the maintenance staff to maintain the temperature-sensitive detector 2 sending the alarm signal.
When one of the temperature-sensitive detectors 2 sends an alarm signal to the fire extinguishing controller 3 and a field worker does not check and confirm that the other temperature-sensitive detector 2 sends an alarm signal to the fire extinguishing controller 3, a fire condition occurs in the oil smoke exhaust pipeline 1, the fire extinguishing controller 3 controls the early warning prompter 31 to be closed and controls the fire prompter to be opened, the fire extinguishing controller 3 controls the electromagnetic valve 41 to be opened, so that the spray head 42 sprays water and extinguishes fire, and the display 51 of a fire control center room displays an alarm.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a kitchen oil extraction cigarette pipeline's automatic fire extinguishing system which characterized in that: the fire extinguishing device comprises a plurality of temperature-sensing detectors (2) arranged in the oil fume exhaust pipeline (1), wherein the temperature-sensing detectors (2) are electrically connected with a fire extinguishing controller (3); a water supply pipeline (4) and a plurality of spray heads (42) are installed on the oil fume exhaust pipeline (1), the spray heads (42) are all arranged inside the oil fume exhaust pipeline (1), and an electromagnetic valve (41) is installed on the water supply pipeline (4); the electromagnetic valve (41) is electrically connected with the fire extinguishing controller (3).
2. An automatic fire extinguishing system for a kitchen range hood according to claim 1, characterized in that: the fire extinguishing controller (3) is electrically connected with an early warning prompter (31), when one of the temperature-sensitive detectors (2) in the oil fume exhaust pipeline (1) sends an alarm signal to the fire extinguishing controller (3), the fire extinguishing controller (3) controls the early warning prompter (31) to be opened and the electromagnetic valve (41) to keep a closed state.
3. An automatic fire extinguishing system for kitchen range hood pipes according to claim 1 or 2, characterized in that: when one of the temperature-sensitive detectors (2) sends an alarm signal to the fire extinguishing controller (3) and the other temperature-sensitive detector (2) sends an alarm signal to the fire extinguishing controller (3), the fire extinguishing controller (3) controls the electromagnetic valve (41) to be opened.
4. An automatic fire extinguishing system for a kitchen range hood according to claim 3, characterized in that: the fire extinguishing controller (3) is electrically connected with a fire alarm prompter (32), and when the electromagnetic valve (41) is opened, the fire extinguishing controller (3) controls the fire alarm prompter (32) to be opened.
5. An automatic fire extinguishing system for a kitchen range hood according to claim 3, characterized in that: a water flow indicator (44) is arranged on the water supply pipeline (4) between the electromagnetic valve (41) and the spray head (42), and the water flow indicator (44) is electrically connected with the fire extinguishing controller (3).
6. An automatic fire extinguishing system for kitchen range hood pipes according to claim 5, characterized in that: the system also comprises a fire-fighting central control room, wherein a linkage controller (5) electrically connected with the fire-fighting controller (3) is arranged in the fire-fighting central control room, and the linkage controller (5) is electrically connected with a display (51).
7. An automatic fire extinguishing system for a kitchen range hood according to claim 5, wherein: the water supply pipeline (4) at the two ends of the electromagnetic valve (41) is also communicated with a standby pipeline (43), and the standby pipeline (43) is provided with a manual starting switch (431).
8. An automatic fire extinguishing system for a kitchen range hood according to claim 1, characterized in that: the distance between the spray heads (42) is set to be 2-3 m, and the spray heads (42) are additionally arranged at the curved part of the oil fume exhaust pipeline (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220606423.8U CN216986117U (en) | 2022-03-18 | 2022-03-18 | Automatic fire extinguishing system for kitchen oil fume exhaust pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220606423.8U CN216986117U (en) | 2022-03-18 | 2022-03-18 | Automatic fire extinguishing system for kitchen oil fume exhaust pipeline |
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| Publication Number | Publication Date |
|---|---|
| CN216986117U true CN216986117U (en) | 2022-07-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220606423.8U Active CN216986117U (en) | 2022-03-18 | 2022-03-18 | Automatic fire extinguishing system for kitchen oil fume exhaust pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216986117U (en) |
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2022
- 2022-03-18 CN CN202220606423.8U patent/CN216986117U/en active Active
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