CN104566516B - Gas oven with functions of flame detection - Google Patents
Gas oven with functions of flame detection Download PDFInfo
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- CN104566516B CN104566516B CN201310485309.XA CN201310485309A CN104566516B CN 104566516 B CN104566516 B CN 104566516B CN 201310485309 A CN201310485309 A CN 201310485309A CN 104566516 B CN104566516 B CN 104566516B
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- Prior art keywords
- processing module
- gas
- flame
- lightwave signal
- signal
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
- F24C3/00—Stoves or ranges for gaseous fuels
- F24C3/12—Arrangement or mounting of control or safety devices
- F24C3/126—Arrangement or mounting of control or safety devices on ranges
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23N—REGULATING OR CONTROLLING COMBUSTION
- F23N5/00—Systems for controlling combustion
- F23N5/02—Systems for controlling combustion using devices responsive to thermal changes or to thermal expansion of a medium
- F23N5/08—Systems for controlling combustion using devices responsive to thermal changes or to thermal expansion of a medium using light-sensitive elements
- F23N5/082—Systems for controlling combustion using devices responsive to thermal changes or to thermal expansion of a medium using light-sensitive elements using electronic means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23N—REGULATING OR CONTROLLING COMBUSTION
- F23N5/00—Systems for controlling combustion
- F23N5/24—Preventing development of abnormal or undesired conditions, i.e. safety arrangements
- F23N5/242—Preventing development of abnormal or undesired conditions, i.e. safety arrangements using electronic means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
- F24C15/00—Details
- F24C15/20—Removing cooking fumes
- F24C15/2021—Arrangement or mounting of control or safety systems
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23N—REGULATING OR CONTROLLING COMBUSTION
- F23N2229/00—Flame sensors
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23N—REGULATING OR CONTROLLING COMBUSTION
- F23N2229/00—Flame sensors
- F23N2229/22—Flame sensors the sensor's sensitivity being variable
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23N—REGULATING OR CONTROLLING COMBUSTION
- F23N2231/00—Fail safe
- F23N2231/06—Fail safe for flame failures
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
- Emergency Alarm Devices (AREA)
Abstract
The invention discloses a kind of gas oven with functions of flame detection, it is included：One switch module, a flame detection modules and a processing module.Switch module is used to light a gas flame, and produces an igniting signal according to this.Flame detection modules are used to detect the fired state of gas flame, the radiation light-wave of its detection 450nm to 500nm wavelength, to produce one first lightwave signal, and the radiation light-wave of 600nm to 780nm wavelength are detected, to produce one second lightwave signal.When processing module receives igniting signal, processing module control flame detection modules are detected to gas flame, if and processing module is while when receiving the first lightwave signal and the second lightwave signal or only receiving the second lightwave signal, processing module controls an extractor fan and an alarming device.In this way, when producing carbon monoxide when gas oven fray-out of flame and gas leakage or incomplete combustion, can in real time warn user, the generation of Related Disasters is prevented effectively from.
Description
Technical field
The present invention relates to a kind of gas oven, more particularly to a kind of detectable gas oven flame status with fire defector work(
The gas oven of energy.
Background technology
Press, the accident occurred most frequently using gas oven is exactly anthracemia and gas explosion；Anthracemia is
Refer under stuffy environment, oxygen combustion is caused not exclusively because of oxygen deficiency, and then produce toxic gas carbon monoxide, people
In the case of unwitting by the contingency in carbon monoxide suction body；And the reason for there is gas explosion, it may be possible to watt
This stove fire has extinguished, and user does not note but and is not turned off gas, thus results in gas leakage, and then it is quick-fried gas may to occur
It is fried.
In general, user's anthracemia or gas explosion are prevented now, and conventional means are using an oxygen
Change concentration of carbon detector or methane Concentration Measurement device, to detect carbon monoxide or gas density around gas oven, when its is dense
When degree is more than a preset concentration, then alarm or closed gas steam supply valve are sent.So, in actual applications, to avoid detector
Erroneous judgement, often must be until accumulating a certain degree of methane gas or carbon monoxide within doors, and detector can just send alarm；Again
Person, only link gas oven air supply valve more than detector now, uses while alarm is sent closed gas in the lump；In other words,
Above-mentioned known technology, it is indoor to be still full of methane gas or carbon monoxide when detector gives a warning, and cannot effectively solve or
It is the problem for preventing gas explosion or anthracemia.Therefore, the present inventor is the utilization for concentrating on studies and coordinating scientific principle,
And propose the present invention that is a kind of reasonable in design and being effectively improved above mentioned problem.
The content of the invention
The purpose of the present invention is essentially consisted in the known gas oven of solution and is examined using carbonomonoxide concentration or gas density
Survey, it is impossible to effectively will within doors be full of methane gas or the outdoor problem of carbon monoxide discharge.
To achieve these goals, the present invention provides a kind of gas oven with functions of flame detection, and it is included：One switch
Module, a flame detection modules and a processing module.Switch module is used to light a gas flame, and produces one to light according to this
Signal.Flame detection modules are used to detect the fired state of gas flame, and flame detection modules include a visible detection list
Unit, the radiation light-wave of its detection 450nm to 500nm wavelength, and one first lightwave signal, and the visible detection list are produced according to this
The radiation light-wave of unit's detection 600nm to 780nm wavelength, and one second lightwave signal is produced according to this.Processing module is electrically connected with and opens
Module and flame detection modules are closed, when processing module receives igniting signal, processing module controls flame detection modules to gas
Flame detected, and if the processing module receive first lightwave signal and second lightwave signal or only receive simultaneously
During second lightwave signal, processing module control starts an extractor fan and an alarming device.
The beneficial effects of the present invention are, by detecting the combustion position of gas flame, with real-time judge flame whether
There is the problem of incomplete combustion or extinguishing, and then be automatically activated extractor fan to be taken out with by carbon monoxide or methane gas
Go out to outdoor, and start alarming device simultaneously and remind user, using can avoid anthracemia or gas explosion etc.
Related Disasters.
It is preferred that when processing module control flame detection modules are detected to gas flame, if processing module is simultaneously
The first lightwave signal and the second lightwave signal are received, the second lightwave signal is only received or is not received the first lightwave signal and second
During lightwave signal, processing module closes a gas steam supply valve avoiding gas from persistently leaking, or one gas oven air door of regulation with
Make flame combustion complete.
It is preferred that when processing module control flame detection modules are detected to gas flame, if processing module does not connect
The first lightwave signal and the second lightwave signal are received, processing module control starts extractor fan and alarming device, uses one in real time
Carbonoxide or methane gas are drawn to outdoor, and real-time reminding user.
It is preferred that flame detection modules include an at least infrared detection unit or an at least UV detection unit；It is red
Outside line detection unit detects the radiation light-wave of 2500nm~3000nm wavelength, and produces one the 3rd lightwave signal；UV detection
Unit detects the radiation light-wave of 185nm~260nm wavelength, and produces one the 4th lightwave signal.Letter is lighted when processing module is received
Number, control flame detection modules carry out fire defector, and do not receive the first lightwave signal, the second lightwave signal or the 3rd light wave letter
Number when；Or when not receiving the first lightwave signal, the second lightwave signal or four lightwave signals, processing module starts exhausting dress
Put and alarming device, and a gas steam supply valve can be simultaneously closed off, use whether real-time judge flame has extinguishing, if fray-out of flame
Carbon monoxide or methane gas are then drawn to outdoor, and real-time reminding user in real time.
It is preferred that alarming device includes an at least speaker unit and an at least luminescence unit, it is used to be warned by sound and light program
Show user.
In order to be able to be further understood that feature of the invention and technology contents, refer to below in connection with it is of the invention specifically
Bright and accompanying drawing, however appended accompanying drawing only provide with reference to and explanation use, not for being any limitation as to the present invention.
Brief description of the drawings
Fig. 1 is the block diagram of the first embodiment of the gas oven with functions of flame detection of the invention.
Fig. 2 is the schematic diagram of the gas oven with functions of flame detection of the invention.
Fig. 3 is the block diagram of the second embodiment of the gas oven with functions of flame detection of the invention.
Fig. 4 is the block diagram of the 3rd embodiment of the gas oven with functions of flame detection of the invention.
Wherein, description of reference numerals is as follows：
1：Gas oven with functions of flame detection
10：Switch module
101：Igniting signal
20：Flame detection modules
21：Visible detection unit
211：First lightwave signal
212：Second lightwave signal
22：Infrared detection unit
221：3rd lightwave signal
23：UV detection unit
231：4th lightwave signal
30：Processing module
40：Extractor fan
50：Alarming device
60：Gas steam supply valve
Specific embodiment
【First embodiment】
Fig. 1 and Fig. 2 is referred to, it is the signal of the first embodiment of the gas oven with functions of flame detection of the invention
Figure.As illustrated, the gas oven 1 with functions of flame detection is included：At one switch module 10, a flame detection modules 20 and
Reason module 30.Switch module 10 can be comprising knob, ignition being arranged at outside gas oven etc..Flame detection modules 20
Comprising at least a visible detection unit 21, its radiant light that can detect 450nm~500nm and 600nm~780nm wavelength
Ripple.Specifically, the visible detection unit 21 of flame detection modules 20 can detect blue series (450nm~500nm wavelength)
And the flame of reddish yellow colour system (600nm~780nm wavelength).
When the knob of user's operation switch module 10 is to open gas oven, ignition carries out electronic ignition, and
An igniting signal 101 to processing module 30 is transmitted simultaneously；After processing module 30 receives the igniting signal 101, start fire defector
Module 20, so that visible detection unit 21 is detected to gas oven flame radiation light wave.Visible detection unit 21 is examined
When measuring the radiation light-wave of 450nm~500nm wavelength, then the first lightwave signal 211 is transmitted to processing module 30, and work as visible ray
Detection unit 21 detects the radiation light-wave of 600nm~780nm wavelength, then transmit the second lightwave signal 212 to processing module 30.
If processing module 30 receives the lightwave signal 212 of the first lightwave signal 211 and second, or receives only the second light wave letter simultaneously
When numbers 212, processing module 30 is controlled to open extractor fan 40 according to this and carries out exhausting operation, and can control alarming device 50 simultaneously
An at least speaker unit and at least a luminescence unit sends warning.In other words, as long as processing module 30 receives the second light
Extractor fan 40 and alarming device 50 are opened in ripple signal 212, then control.
Specifically, under normal use state, gas should burn gas oven completely, and it is blue that gas flame is presented
Color (wavelength of radiation light-wave is about 450nm~500nm), and (wavelength of radiation light-wave is about to work as gas flame presentation reddish yellow
It is 600nm~780nm) when, represent that gas combustion not exclusively, can now produce carbon monoxide, if user should without real-time processing
Situation, the danger for probably having anthracemia.The present embodiment utilizes visible detection unit 21, to detect when user's unlatching watt
After this stove, the color (detecting the radiation light-wave of 450nm~500nm and 600nm~780nm wavelength) of gas flame；If working as
When gas flame is only presented blue (processing module 30 receives only the first lightwave signal 211), gas oven flame combustion is represented
Completely, it is normal operating condition, therefore processing module 30 does not control to start extractor fan 40 or alarming device 50；And work as gas
Flame is presented reddish yellow (processing module 30 receives only the second lightwave signal 212) or while presents reddish yellow and blueness
(processing module 30 receives the first lightwave signal 211 and the second lightwave signal 212) simultaneously when, gas oven flame combustion is represented not
Completely, there is the doubt for producing carbon monoxide, therefore processing module 30 then controls to start extractor fan 40 and alarming device according to this
50, to extract carbon monoxide in real time, and warning sound or light are sent by alarming device 50 in real time, to remind user.
Briefly, the present invention utilizes visible detection unit 21 to detect the fired state of gas flame, and foundation
Its fired state (burn complete and incomplete combustion), control in real time starts extractor fan 40 and alarming device 50, and using can
Carbon monoxide produced during gas extraction flame incomplete combustion in real time, and simultaneously can alert notification user in real time,
Use the problem that can effectively prevent anthracemia.
In actual applications, the factor of gas flame presentation reddish yellow may have following several, and one is gas oven
Air inlet adjustment is problematic；Secondly for food in boiling, soup overflow；Thirdly for gas supply is bad.Therefore, processing module 30
Can first control to adjust watt when receiving the second lightwave signal 212, and when opening extractor fan 40 in actual operation
This stove air door, and continue through visible detection unit 21 and carry out fire defector；If after adjusted gas oven air door, processing module
30 receive again the second lightwave signal 212 in a limiting time, having no, then processing module 30 does not make alarming device 50 send police
Show.
If after adjusted gas oven air door, processing module 30 still receives the second lightwave signal 212, and processing module 30 can
To be the flowmeter that circuit is supplied by being installed in gas, to detect whether gas supply is good, if gas supply is good, can
Can be that the unrestrained problem of soup occurs, processing module 30 can then control alarming device 50 send corresponding warning cresset or
Warning sound (e.g. music or voice), and the gas steam supply valve of gas oven can also be simultaneously closed off, to avoid soup from holding
Continuous scattering and after making gas oven fray-out of flame, the problem that gas is still persistently confessed；And if gas supply is bad, processing module 30 is then
With the gas steam supply valve of closed gas stove, and in extractor fan 40 is closed after a period of time, and corresponding police can be simultaneously emitted by
Show cresset or warning sound, to remind user that gas supply is bad.Wherein, above-mentioned alarming device 50 can be according to warning
The growth of time, and make its warning sound increasing, or the frequency of cresset flashing is more and more faster；And alarming device 50 may be used also
To be have a stop button, user can press the stop button so that alarming device 50 stops, and if alarming device 50 continues
After warning a period of time, stop button is not touched yet, and processing module 30 then can closed gas steam supply valve according to this.
Briefly, when processing module 30 receives the second lightwave signal 212, it can be that first exhausting is opened in control
Device 40, while gas oven air door and detection gas gas supply flow are adjusted, to decide whether that control alarming device 50 sends warning,
And determine warning cresset or warning sound that alarming device 50 is sent.
【Second embodiment】
Refer to Fig. 3, gas oven in actual applications, except the problem of the anthracemia described in above-described embodiment
Outward, also often there is gas leakage, and cause the problem of gas explosion；Gas oven with functions of flame detection of the invention, removes
As described in above-described embodiment, can effectively prevent the unexpected of anthracemia from occurring outer, can also effectively prevent gas
Leak and cause the accident of gas explosion.Describe in detail as follows：
When the knob of user's operation switch module 10 is to open gas oven, ignition carries out electronic ignition, and
An igniting signal 101 to processing module 30 is transmitted simultaneously；After processing module 30 receives the igniting signal 101, fire defector is opened
Module 20, so that visible detection unit 21 is detected to gas oven flame radiation light wave.And work as visible detection unit
21 when not receiving any lightwave signal (the first lightwave signal 211 or the second lightwave signal 212), and processing module 30 is then according to this
Control starts extractor fan 40 and alarming device 50.For example, processing module 30 can be in a scheduled time, completely not
When receiving any lightwave signal, then start extractor fan 40 and alarming device 50, and simultaneously close off gas steam supply valve 60.
Specifically, if visible detection unit 21 does not receive the first lightwave signal 211 and the second lightwave signal 212,
Then represent that gas flame is unignited, for instance it can be possible that user repeatedly lights a fire unsuccessful, or gas flame was in boiling
Cheng Zhong, is extinguished by external force factor (such as wind, soup are trickled down) influence.Now, the doubt of gas leakage, therefore treatment are had
Module 30 controls to start extractor fan 40 according to this, and to extract the gas for leaking, and control alarming device 50 sends correlation simultaneously
Warning sound and cresset, to warn user, and simultaneously close off gas steam supply valve 60, use and are prevented effectively from asking for gas explosion
Topic.
Summary first embodiment and the present embodiment, briefly, when processing module 30 receives the second light wave letter
When numbers 212 (represent gas oven flame combustion not exclusively, and have the danger of anthracemia), or any light wave is not received
During signal (represent gas oven fray-out of flame or unignited, and have the danger of gas leakage), processing module 30 then controls startup to take out
Wind apparatus 40 carry out exhausting operation, and control alarming device 50 to send corresponding warning sound or light, and can be simultaneously
Closed gas steam supply valve 60.Use the accident that can be effectively prevented from anthracemia or gas leakage.
【3rd embodiment】
As shown in figure 4, the gas oven 1 with functions of flame detection is included：One switch module 10, a flame detection modules
20th, a processing module 30 and an extractor fan 40 and an alarming device 50.Flame detection modules 20 can be examined with a visible ray
Survey unit 21, an infrared detection unit 22 or a UV detection unit 23.Wherein, on visible detection unit 21, place
Reason module 30, interaction relation mutual between extractor fan 40 and alarming device 50 are similar to previous embodiment, do not add to go to live in the household of one's in-laws on getting married in this
State.The present embodiment illustrates that it is 2500nm~3000nm's that flame detection modules 20 can also include detectable wavelength
Radiation light-wave, and the infrared detection unit 22 of the 3rd lightwave signal 221 is produced according to this, and wavelength can be detected be
The radiation light-wave of 185nm~260nm, and the UV detection unit 23 of one the 4th lightwave signal 231 is produced according to this；Using can be more
Rapidly judge whether gas flame is extinguished.Specifically, infrared detection unit 22 and UV detection unit 23 are compared
There is quickly sensed speed in visible detection unit 21, use and whether there is for gas flame, can provide and use
The more real-time correlative protection measure of person.
In detail, when processing module 30 receive igniting signal 101 after, can be first start flame detection modules 20 in
Whether infrared detection unit 22 or UV detection unit 23, infrared detection unit is received by judging treatmenting module 30
The 4th lightwave signal 231 produced by the 3rd lightwave signal 221 or UV detection unit 23 produced by 22, to differentiate gas
Whether flame is lighted；If gas flame is not lighted (does not receive the 3rd lightwave signal 221 or the 4th lightwave signal
231), processing module 30 then controls to start extractor fan 40 and alarming device 50；If gas flame is smoothly lighted, process
The control visible detection of module 30 unit 21 is detected to gas flame, and whether foundation receives the second lightwave signal
212, to judge whether gas flame burns completely；If processing module 30 receives the second lightwave signal 212 and represents gas stove fire
Flame is presented the imperfect combustion state of reddish yellow, then the control of processing module 30 extractor fan 40 carries out exhausting operation, and simultaneously
Control alarming device 50 carries out warning operation.Briefly, when processing module 30 does not receive the first lightwave signal 211, second
When lightwave signal 212 and three lightwave signals 221, gas oven fray-out of flame is represented, then control exhausting is filled processing module 30 according to this
40 and alarming device 50 are put, the gas for leaking is extracted with real-time.Similarly, when processing module 30 does not receive the first lightwave signal
211st, the second lightwave signal 212 and during four lightwave signals 231, correspondence starts extractor fan 40 and alarming device 50.
In other implementation method, when processing module 30 receive igniting signal 101 after, or start simultaneously visible
Optical detecting unit 21 and infrared detection unit 22 (or UV detection unit 23), using can exclude a wherein detection unit
During failure, and the problem of gas oven fire defector cannot be carried out；Repeatedly confirm dynamic alternatively, it is also possible to do processing module 30
Make, to reduce the probability of erroneous judgement.
Because infrared detection unit 22 and UV detection unit 23 are sensitiveer than visible detection unit 21.Cause
This, preferably application in, visible detection unit 21 detection gas flame during, infrared detection unit 22 or
UV detection unit 23 also can simultaneously be continued for detection.For example, when processing module 30 receives the second light wave letter
When numbers 212, represent that gas flame is presented the reddish yellow of incomplete combustion, if now gas oven fray-out of flame, processing module 30
The 3rd lightwave signal 221 or the 4th lightwave signal 231 are not received at once then, processing module 30 can then be closed watt at once according to this
This steam supply valve, open extractor fan 40 and by the speaker unit of alarming device 50 send the sound and or by luminescence unit with
The mode of light warns user.
【Possibility effect of embodiment】
Gas oven with functions of flame detection of the invention includes following effect：The present invention utilizes visible detection list
Unit, detects the color of gas flame, the fired state of gas flame is judged according to this, especially for incomplete combustion and fire
The state that flame extinguishes, and then correspondence starts related extractor fan or alarming device, with real time by gas oven flame combustion not
Carbon monoxide discharge produced by completely is outdoor, or the gas for leaking is discharged it is outdoor, and be simultaneously emitted by related warning sound,
Cresset warns user, and using can be with the safety of effective guarantee user.
In addition, another embodiment of the present invention, it is seen that optical detecting unit more preferably judges that speed is faster herein in connection with sensitivity
Infrared detection unit or UV detection unit, with the synchronous judgement for carrying out gas flame presence or absence, use in gas
When flame is extinguished, can quickly start correlative protection mechanism, and processing module can also be passed by two kinds of detection units
The signal for sending, the confirmation action for being repeated, effectively to reduce the probability of flame detection modules erroneous judgement.
Presently preferred embodiments of the present invention is only the foregoing is only, is not intended to limit to claims of the invention,
Therefore the equivalent variations that every utilization description of the invention and accompanying drawing content are done, similarly all it is contained in claim of the invention
In protection domain, Chen Ming is given in conjunction.
Claims (6)
1. a kind of gas oven with functions of flame detection, it is characterised in that should have gas oven of functions of flame detection electrical
An extractor fan and an alarming device are connected, the gas oven that there should be functions of flame detection is included：
One switch module, is used to light a gas flame, and produce an igniting signal according to this；
One flame detection modules, are used to detect the fired state of the gas flame, and the flame detection modules include a visible ray
Detection unit, the radiation light-wave of its detection 450nm to 500nm wavelength and the radiation light-wave of 600nm to 780nm wavelength, and it is right
One first lightwave signal and one second lightwave signal should be produced；Wherein, the flame detection modules are also examined comprising an at least infrared ray
Survey unit or an at least UV detection unit；And
One processing module, it is electrically connected with the switch module and the flame detection modules, and letter is lighted when the processing module receives this
Number when, the processing module controls the flame detection modules to detect the gas flame, and if the processing module simultaneously connect
When receiving first lightwave signal and second lightwave signal or only receiving second lightwave signal, the processing module closes one watt
One gas oven air door of this steam supply valve or regulation, and processing module control starts the extractor fan and the alarming device；If should
When processing module does not receive first lightwave signal and second lightwave signal, the processing module carry out start the extractor fan and
The alarming device, the wherein at least one action for closing one gas oven air door of a gas steam supply valve or regulation.
2. there is the gas oven of functions of flame detection, wherein infrared detection unit detection as claimed in claim 1
The radiation light-wave of 2500nm~3000nm wavelength, and produce one the 3rd lightwave signal；When the processing module receives the igniting signal,
Controlling the flame detection modules carries out fire defector, and does not receive first lightwave signal, second lightwave signal or the 3rd
During lightwave signal, the processing module starts the extractor fan and the alarming device.
3. there is the gas oven of functions of flame detection as claimed in claim 2, the wherein processing module does not receive first light
When ripple signal, second lightwave signal or three lightwave signals, the processing module closes a gas steam supply valve.
4. there is the gas oven of functions of flame detection, wherein UV detection unit detection 185nm as claimed in claim 1
The radiation light-wave of~260nm wavelength, and produce one the 4th lightwave signal；When the processing module receives the igniting signal, control should
Flame detection modules carry out fire defector, and do not receive first lightwave signal, second lightwave signal or the 4th light wave letter
Number when, the processing module starts the extractor fan and the alarming device.
5. there is the gas oven of functions of flame detection as claimed in claim 4, the wherein processing module does not receive first light
When ripple signal, second lightwave signal or four lightwave signals, the processing module closes a gas steam supply valve.
6. there is the gas oven of functions of flame detection as claimed in claim 1, the wherein alarming device is raised one's voice comprising at least one
Unit and at least a luminescence unit.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310485309.XA CN104566516B (en) | 2013-10-16 | 2013-10-16 | Gas oven with functions of flame detection |
| US14/106,725 US20150104751A1 (en) | 2013-10-16 | 2013-12-14 | Gas stove with flame detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310485309.XA CN104566516B (en) | 2013-10-16 | 2013-10-16 | Gas oven with functions of flame detection |
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| Publication Number | Publication Date |
|---|---|
| CN104566516A CN104566516A (en) | 2015-04-29 |
| CN104566516B true CN104566516B (en) | 2017-06-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310485309.XA Expired - Fee Related CN104566516B (en) | 2013-10-16 | 2013-10-16 | Gas oven with functions of flame detection |
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| Country | Link |
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| US (1) | US20150104751A1 (en) |
| CN (1) | CN104566516B (en) |
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| TWI572828B (en) * | 2015-08-28 | 2017-03-01 | 台灣櫻花股份有限公司 | Cooking pot monitoring apparatus and method thereof for gas stove |
| CN107218628A (en) * | 2017-07-21 | 2017-09-29 | 安徽辰控智能科技有限公司 | A kind of gas-cooker with gas leakage alarm defencive function |
| CN107908144B (en) * | 2017-11-24 | 2020-09-18 | 北京小米移动软件有限公司 | Method and device for controlling smoke extractor and storage medium |
| CN109974036A (en) * | 2017-12-27 | 2019-07-05 | 博西华电器（江苏）有限公司 | Gas-cooker |
| CN110687861B (en) * | 2019-10-31 | 2021-05-18 | 深圳前海中科胜铭科技有限公司 | Community gas security protection linkage method and system |
| CN112365684A (en) * | 2020-11-11 | 2021-02-12 | 栈鹿(上海)教育科技有限公司 | Going-out reminding safety system and control method thereof |
| DE102021114482A1 (en) | 2021-06-07 | 2022-12-08 | Vaillant Gmbh | Method for flame monitoring of a heater, computer program, storage medium, regulation and control device, heater and use of a ratio |
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| GB2344883B (en) * | 1998-12-16 | 2003-10-29 | Graviner Ltd Kidde | Flame monitoring methods and apparatus |
| CA2421664A1 (en) * | 2003-03-11 | 2004-09-11 | International Thermal Investments Ltd. | Improved flame sensor and method of using same |
| US7202794B2 (en) * | 2004-07-20 | 2007-04-10 | General Monitors, Inc. | Flame detection system |
| US8227756B2 (en) * | 2009-06-24 | 2012-07-24 | Knowflame, Inc. | Apparatus for flame discrimination utilizing long wavelength pass filters and related method |
| CN102346133A (en) * | 2010-08-06 | 2012-02-08 | 北京大方科技有限责任公司 | Coalmine gas monitoring device and method |
| CN102563722A (en) * | 2012-02-28 | 2012-07-11 | 上海集焰节能科技有限公司 | Control system for commercial gas cooker |
-
2013
- 2013-10-16 CN CN201310485309.XA patent/CN104566516B/en not_active Expired - Fee Related
- 2013-12-14 US US14/106,725 patent/US20150104751A1/en not_active Abandoned
Also Published As
| Publication number | Publication date |
|---|---|
| CN104566516A (en) | 2015-04-29 |
| US20150104751A1 (en) | 2015-04-16 |
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