CN219558535U - Automatic fire extinguishing system for cooking bench - Google Patents
Automatic fire extinguishing system for cooking bench Download PDFInfo
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- CN219558535U CN219558535U CN202320287642.9U CN202320287642U CN219558535U CN 219558535 U CN219558535 U CN 219558535U CN 202320287642 U CN202320287642 U CN 202320287642U CN 219558535 U CN219558535 U CN 219558535U
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- fire extinguishing
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- measuring device
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B40/00—Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers
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Abstract
The utility model relates to the field of automatic fire extinguishment, in particular to a hearth automatic fire extinguishment system, which comprises a temperature measuring device, a temperature measuring device and a temperature measuring device, wherein the temperature measuring device is arranged on one side of the hearth to monitor the temperature of a region at the position; a fuel switch device connected to the fuel supply part of the cooking bench and used for cutting off or communicating fuel; the fire extinguishing device is arranged at one side of the cooking bench to perform fire extinguishing work when a fire disaster occurs; the controller is connected with the temperature measuring device, the fuel switch device and the fire extinguishing device; after the temperature abnormality of the working area is monitored by the temperature measuring device, the fuel supply channel is cut off, so that whether fire occurs at the cooking bench or not can be judged according to whether the subsequent area is continuously heated, and the fire safety of the cooking bench can be effectively ensured.
Description
Technical Field
The utility model relates to the field of automatic fire extinguishment, in particular to a hearth automatic fire extinguishing system.
Background
As a kitchen which is one of frequent places of a household fire disaster, the kitchen has a fire source, and the fire source has long opening time and high frequency, so that whether the kitchen has a normal fire source or a fire disaster is difficult to accurately distinguish; most of fires in the kitchen are caused by the firing of a kitchen range, and the kitchen has more inflammables, so that the control difficulty of the fire after the fire occurs is high, and huge economic loss is easily brought to residents; based on the above, the design of an automatic fire extinguishing system in a kitchen for timely extinguishing the fire of a kitchen range becomes a problem to be solved.
Disclosure of Invention
The utility model provides a hearth automatic fire extinguishing system, which aims to solve the problem that the fire disaster in the existing kitchen cannot be extinguished in time.
The technical scheme of the utility model is as follows: the automatic fire extinguishing system for the cooking bench comprises a temperature measuring device, a fire extinguishing device and a fire extinguishing device, wherein the temperature measuring device is arranged at one side of the cooking bench to monitor the temperature of a region at the position; a fuel switch device connected to the fuel supply part of the cooking bench and used for cutting off or communicating fuel; the fire extinguishing device is arranged at one side of the cooking bench to perform fire extinguishing work when a fire disaster occurs; and the controller is connected with the temperature measuring device, the fuel switch device and the fire extinguishing device.
Further, the fire extinguishing device comprises a fire extinguishing material supply module, a spray head and an angle adjusting module for controlling the spray head to rotate, and the spray head is connected with the fire extinguishing material supply module through a hose.
Further, the angle adjusting module comprises a first electric rotating structure and a second electric rotating structure, the first electric rotating structure is connected with the second electric rotating structure, the first electric rotating structure is used for adjusting the direction of the spray head in the horizontal direction, and the second electric rotating structure is used for adjusting the direction of the spray head in the vertical direction.
Further, the fire extinguishing device further comprises a ceiling board detachably connected to the top of the kitchen, the angle adjusting module is mounted on one side of the ceiling board, and the spray head is mounted on the other side of the ceiling board.
Further, the fire extinguishing material supply module comprises a fire extinguisher, the fire extinguisher is arranged on one side of the suspended ceiling plate and on the same side as the angle adjusting module, and the suspended ceiling plate is connected with a suspended ceiling in a kitchen in a mutually buckled mode.
Further, the fire extinguishing device further comprises a lifting mechanism, wherein the output end of the angle adjusting module is connected with the lifting mechanism, and the output end of the lifting mechanism is connected with the spray head.
Further, the temperature measuring device comprises at least one platinum thermal resistance temperature sensor, and the platinum thermal resistance temperature sensors are respectively arranged on the upper sides of the corresponding cooking ranges.
Further, the fire extinguishing device further comprises a fire source positioning module, wherein the fire source positioning module is used for positioning a fire point.
Further, the intelligent control system also comprises an alarm, and the alarm is connected with the controller.
Further, the controller also comprises a time delay module, and the time delay module is connected with the controller.
The beneficial effects achieved by the utility model are as follows:
the utility model comprises a temperature measuring device which is arranged at one side of the cooking bench to monitor the temperature of the area, and a fuel switch device which is connected with a fuel supply part of the cooking bench and is used for cutting off or communicating fuel; the fire extinguishing device is arranged at one side of the cooking bench to perform fire extinguishing work when a fire disaster occurs; the controller is connected with the temperature measuring device, the fuel switch device and the fire extinguishing device; when the temperature measuring device monitors that the temperature in the working area does not exceed the preset temperature, all devices work normally, and fuel is normally communicated and supplied; when the temperature of the working area is monitored by the temperature measuring device to exceed the preset temperature, the temperature measuring device sends a signal to the controller, the controller controls the fuel switch device to cut off the fuel supply, and at the moment, if the temperature monitored by the temperature measuring device still rises, the fire can be considered to have occurred, and the controller controls the fire extinguishing device to work so as to extinguish the fire; according to the utility model, after the temperature measuring device detects that the temperature of the working area is abnormal, the fuel supply channel is cut off, so that whether fire occurs at the cooking bench or not can be judged according to whether the subsequent area is continuously heated, and the fire safety of the cooking bench can be effectively ensured.
Drawings
FIG. 1 is a schematic view of the overall structure of the present utility model;
fig. 2 is a schematic structural view of the fire extinguishing apparatus.
In the figure, 1, a fuel switch device; 2. a fire extinguishing device; 3. a controller; 4. a platinum thermal resistance temperature sensor; 100. a cooking bench; 101. a kitchen;
21. a fire extinguishing material supply module; 22. a spray head; 23. a first electric rotating structure;
24. a second electric rotating structure; 25. a ceiling plate; 26. and a lifting mechanism.
Detailed Description
In order to facilitate understanding of the utility model by those skilled in the art, a specific embodiment of the utility model is described below with reference to the accompanying drawings.
In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
As shown in fig. 1, the present utility model provides a hearth automatic fire extinguishing system, comprising a temperature measuring device, a fuel switch device 1, a fire extinguishing device 2 and a controller 3, wherein the temperature measuring device is arranged at one side of a hearth 100 to monitor the temperature of a region at the position; because the cooking bench 100 is usually provided with the fume extraction device, the temperature measuring device can be arranged on the fume extraction device, so that the installation of the temperature measuring device is not abrupt, and the kitchen 101 is tidy and beautiful. The fuel switch device 1 is connected with a fuel supply part of the cooking bench 100 and is used for cutting off or communicating fuel, and when the fuel of the cooking bench 100 is supplied as a gas tank, the gas tank can be opened and closed in a mode of soft connection of an electronic push rod and the gas tank switch; when the fuel supply of the hob 100 is a natural gas pipe, a control valve may be provided at the pipe connection to shut off or communicate the natural gas pipe; wherein the fire extinguishing apparatus 2 is provided at one side of the cooking bench 100 to perform an automatic fire extinguishing operation in the event of a fire; a controller 3 connected with the temperature measuring device, the fuel switch device 1 and the fire extinguishing device 2; the working principle is as follows: when the temperature measuring device monitors that the temperature in the working area does not exceed the preset temperature, the fire extinguishing device does not work, and fuel is normally communicated and supplied; when the temperature measuring device monitors that the temperature of the working area exceeds the preset temperature, the temperature measuring device sends a signal to the controller 3, the controller 3 controls the fuel switch device 1 to cut off fuel supply, and at the moment, if the temperature monitored by the temperature measuring device still rises, a fire condition is considered to occur, and the controller 3 controls the fire extinguishing device 2 to work so as to extinguish the fire; the method for judging the fire condition by cutting off the fuel supply is helpful for accurately judging whether a real fire disaster occurs.
The temperature measuring device can be various temperature sensors; preferably, the platinum thermal resistance temperature sensor 4 is adopted, and the platinum thermal resistance temperature sensor 4 consists of a platinum thermal resistance element and a protective sleeve treated by a special process, so that the temperature measurement precision can be guaranteed, the temperature can be resistant to high temperature, the interchangeability and the stability are high, and the equipment maintenance and the service life extension are facilitated. Further, the model of the platinum thermal resistance temperature sensor is preferably PT10/PT100/PT1000; the temperature measuring device in the product needs to accurately monitor the air temperature change of the area above the cooking bench, and other temperature sensors are adopted, so that the air temperature of the appointed area is difficult to accurately monitor, or the temperature measuring device is not high-temperature-resistant, or the cost is high, and the platinum thermal resistance temperature sensor 4 perfectly solves the problems when applied to the utility model. Optionally, the number of the platinum-resistance temperature sensors 4 is determined according to the actual number of the cooking tops, and each platinum-resistance temperature sensor 4 is arranged above the corresponding cooking top, and optionally, the distance between the platinum-resistance temperature sensor 4 and the cooking top is 55CM-80CM. The distance can ensure that the service life of the platinum resistance temperature sensor 4 is not influenced due to the fact that the temperature is not too high when a frying pan is placed on a cooking bench for cooking, and the temperature cannot be monitored in time due to the fact that the distance is too far.
As shown in fig. 1, the fire extinguishing apparatus 2 includes a fire extinguishing material supply module 21, a spray head 22, and an angle adjustment module for controlling the spray head 22 to rotate, the spray head 22 being connected to the fire extinguishing material supply module 21 through a hose so that the spray head 22 can freely move within a certain range; the angle adjustment module comprises a first electric rotating structure 23 and a second electric rotating structure 24, the first electric rotating structure 23 is connected with the second electric rotating structure 24, the second electric rotating structure 24 is connected with the spray head 22, the first electric rotating structure 23 controls the direction of the spray head 22 in the horizontal direction, and the second electric rotating structure 24 controls the direction of the spray head 22 in the vertical direction, so that the spray head 22 can accurately extinguish fire without dead angles towards a fire point when needing to extinguish fire. Optionally, the fire extinguishing material supply module is a fire extinguisher; optionally, the fire extinguishing device 2 further comprises a pumping module, or an electric push rod or an electric pull rod is matched with the injection handle of the fire extinguisher, when the fire extinguisher is required to be used, the control module controls the electric push rod to push or pull the injection handle so as to inject the fire extinguishing material from the fire extinguisher, and meanwhile, the spray head 22 capable of rotating at multiple angles can accurately face the fire point, so that the fire extinguishing effect is improved. Specifically, the electric pull rod is connected with the spraying handle of the fire extinguisher in a soft connection mode to control the spraying handle, and the soft connection mode is flexible and reliable to install, so that interference phenomenon can not occur.
Further, the fire extinguishing device 2 further comprises a ceiling plate 25 detachably connected to the top of the kitchen, an angle adjusting module is arranged on one side of the ceiling plate 25, and the spray head 22 is arranged on the other side of the ceiling plate; the ceiling plate 25, the spray head 22 and the angle adjusting module are integrated together to form a whole module, and when in use, the module is embedded into a suspended ceiling of a kitchen to be buckled and connected with other suspended ceiling structures, so that the spray head 22 and the angle adjusting module are hidden in the suspended ceiling of the kitchen, and the spray head 22 can be selectively exposed. The ceiling plate 25, the spray head 22 and the angle adjusting module are integrated together, so that the installation and the disassembly work are simpler, the maintenance is convenient, and even if the kitchen is finished, only one of the ceiling plates can be disassembled for replacement. Besides the spray heads 22 are selectively exposed, other parts of the whole module are hidden in the suspended ceiling of the kitchen, so that the whole attractiveness of the kitchen is not affected, the whole module can be well combined with home decoration, and the requirements of the current decoration groups on the attractiveness of the home decoration can be met.
Preferably, the fire extinguishing device 2 further comprises a lifting mechanism 26, the output end of the angle adjusting module is connected with the lifting mechanism 26, the output end of the lifting mechanism 26 is connected with the spray head 22, the lifting mechanism 26 is driven by the angle adjusting module to rotate with the spray head 22 to adjust the angle, and the spray head is driven by the lifting mechanism 26 to lift, so that the spray head can accurately aim at a fire point to spray and extinguish fire, and meanwhile, the spray head 22 can be hidden in a kitchen suspended ceiling, and the spray head is driven to be exposed through the lifting mechanism 26 when needed.
Further, the fire extinguishing device can also comprise a fire source positioning module, wherein the fire source positioning module is used for searching a fire point and sending position information to the controller, and the controller is used for controlling the fire extinguishing device to spray the fire point for extinguishing fire; preferably, the fire source positioning module is arranged on the spray head and rotates together with the spray head so as to accurately position the fire source; the fire source positioning module can be a fire monitoring camera, a thermal imaging module, an infrared temperature thermal imaging module or a combination of the two. Further, when the fire source positioning module is provided with the imaging head, the light beam bundling module is arranged on the outer side of the imaging head and used for bundling the monitoring visual field of the imaging head, the original fan-shaped monitoring range of the imaging head is changed into a beam shape through the light beam bundling module, so that the fire extinguishing device can stop rotating only when the imaging head is accurately aligned with the fire point, and then the fire point is accurately extinguished, and the situation that the imaging head stops and missprays the vicinity of the fire point when rotating and aligning the vicinity of the fire point does not occur. Specifically, the bundling module comprises a hollow conical cylinder body, wherein a small hole is formed in the position, aligned with the imaging head, of the conical cylinder body, and the small hole is preferably 2-4mm; the bundling module may be a cylindrical barrel.
In an alternative embodiment, the automatic fire extinguishing system of the cooking bench further comprises an alarm and a delay module, wherein the alarm and the delay module are connected with the controller; in one possible embodiment, when the temperature of the air monitored by the temperature measuring device is lower than a first preset temperature, it is indicated that the hob is not ignited or that the hob is already ignited but covers the wok, so that the temperature monitored by the temperature measuring device (platinum resistance temperature sensor) is lower than the first preset temperature; when the air temperature monitored by the temperature measuring device is higher than the first preset temperature and lower than the second preset temperature, early warning is needed for a user, but the frying pan is required to be frequently taken off from the cooking bench to perform other operations such as flushing, brushing the pan and the like, and at the moment, the flame on the cooking bench is not shielded by the frying pan, so that the air temperature monitored by the temperature measuring device is relatively high, and for some groups which are used to be independent of a cooking bench switch when simple brushing the pan is performed, the alarm is too frequent, so that great trouble is brought to the group, and the delay alarm time can be preset through the delay module; namely, presetting a time area (taking the frying pan out without fire is generally performed by simple actions such as flushing the frying pan or brushing the frying pan) and not giving an alarm if the temperature is higher than a first preset temperature in the time area; sending a signal to the controller when the time exceeds, and controlling the alarm to alarm by the controller to remind a user, wherein the alarm can be used for reminding the user of leaving the cooking bench and forgetting to turn off the fire; beyond the time zone, and the temperature measuring device detects that the temperature is greater than a second preset temperature, at this time, the controller controls the fuel switch device 1 to cut off the fuel supply of the cooking bench; judging the temperature at the position after cutting off the fuel supply, and if the temperature is not increased any more, the fire extinguishing device 2 is not started; the economic loss in the kitchen caused by misjudgment and fire extinguishment is prevented; if the temperature continues to rise, the controller controls the fire extinguishing device to start fire extinguishing operation; all the actions do not need manual intervention, can realize full-automatic fire extinguishment under the condition of fire, and can effectively ensure the fire safety of the kitchen cooking bench.
The embodiments of the present utility model described above do not limit the scope of the present utility model. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present utility model should be included in the scope of the present utility model as set forth in the appended claims.
Claims (10)
1. Automatic fire extinguishing system of top of a kitchen range, its characterized in that: comprising
The temperature measuring device is arranged at one side of the cooking bench to monitor the temperature of the area;
a fuel switch device connected to the fuel supply part of the cooking bench and used for cutting off or communicating fuel;
the fire extinguishing device is arranged at one side of the cooking bench to perform fire extinguishing work when a fire disaster occurs;
and the controller is connected with the temperature measuring device, the fuel switch device and the fire extinguishing device.
2. The cooktop automatic fire suppression system of claim 1, wherein: the fire extinguishing device comprises a fire extinguishing material supply module, a spray head and an angle adjusting module for controlling the spray head to rotate, and the spray head is connected with the fire extinguishing material supply module through a hose.
3. The cooktop automatic fire suppression system of claim 2, wherein: the angle adjusting module comprises a first electric rotating structure and a second electric rotating structure, the first electric rotating structure is connected with the second electric rotating structure, the first electric rotating structure is used for adjusting the direction of the spray head on the horizontal direction, and the second electric rotating structure is used for adjusting the direction of the spray head on the vertical direction.
4. The cooktop automatic fire suppression system of claim 2, wherein: the fire extinguishing device further comprises a ceiling plate detachably connected to the top of the kitchen, the angle adjusting module is mounted on one side of the ceiling plate, and the spray head is mounted on the other side of the ceiling plate.
5. The cooktop automatic fire suppression system of claim 4, wherein: the fire extinguishing material supply module comprises a fire extinguisher, wherein the fire extinguisher is arranged on one side of the suspended ceiling plate and on the same side as the angle adjusting module, and the suspended ceiling plate is connected with a suspended ceiling in a kitchen in a mutually buckled mode.
6. The cooktop automatic fire suppression system of claim 3 or 4, wherein: the fire extinguishing device further comprises a lifting mechanism, wherein the output end of the angle adjusting module is connected with the lifting mechanism, and the output end of the lifting mechanism is connected with the spray head.
7. The cooktop automatic fire suppression system of claim 1, wherein: the temperature measuring device comprises at least one platinum thermal resistance temperature sensor which is respectively arranged on the upper side of the corresponding cooking bench.
8. The cooktop automatic fire suppression system of claim 1, wherein: the fire extinguishing device further comprises a fire source positioning module, wherein the fire source positioning module is used for positioning a fire point.
9. The cooktop automatic fire suppression system of claim 1, wherein: the intelligent control system also comprises an alarm, wherein the alarm is connected with the controller.
10. The cooktop automatic fire suppression system of claim 9, wherein: the system also comprises a time delay module, wherein the time delay module is connected with the controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320287642.9U CN219558535U (en) | 2023-02-22 | 2023-02-22 | Automatic fire extinguishing system for cooking bench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320287642.9U CN219558535U (en) | 2023-02-22 | 2023-02-22 | Automatic fire extinguishing system for cooking bench |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219558535U true CN219558535U (en) | 2023-08-22 |
Family
ID=87663908
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320287642.9U Active CN219558535U (en) | 2023-02-22 | 2023-02-22 | Automatic fire extinguishing system for cooking bench |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219558535U (en) |
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2023
- 2023-02-22 CN CN202320287642.9U patent/CN219558535U/en active Active
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