CN103216859A - Safety protection device for gas stove - Google Patents
Safety protection device for gas stove Download PDFInfo
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- CN103216859A CN103216859A CN201310164080XA CN201310164080A CN103216859A CN 103216859 A CN103216859 A CN 103216859A CN 201310164080X A CN201310164080X A CN 201310164080XA CN 201310164080 A CN201310164080 A CN 201310164080A CN 103216859 A CN103216859 A CN 103216859A
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Abstract
The invention relates to a safety protection device for a gas stove. The device at least comprises an infrared induction module and a timekeeping module. After igniting, an electromagnetic valve is switched on, the infrared induction module detects a human body spectrum within a range in real time and sends a signal to the timekeeping module, and then the timekeeping module begins timing; the infrared induction module detects the human body spectrum in the range once again and sends the signal to the timekeeping module; the timekeeping module judges the time interval between two detection signals, or if the timekeeping module judges that the value of the time between two adjacent detection signals is more than the preset value 1, and sends a signal to a main control module, a caution light flickers, and an alarm apparatus rings; and if the timekeeping module judges that the value of the time interval between the two adjacent detection signals is more than the preset value 2, the main control module sends the signal to the electromagnetic valve, then the electromagnetic valve is closed, a gas pipeline is closed, and a fire is quenched automatically.
Description
Technical field
The present invention relates to gas-cooker, particularly a kind of gas-cooker safety device.
Background technology
Gas-cooker be we can say with our life in close relations, heats up water and cooks, and all be unable to do without gas-cooker.
In history, what develop gas-cooker the earliest is Frenchman Philips Shandong basis, and he obtained with the patent right of gas lighting with the heating dual-purpose apparatus on September 21st, 1799.1 year, Lu Ben in a tame restaurant in Paris, this equipment of device of oneself spending.Because the gas-cooker of this development of Shandong at that time can send unpleasant stink, so, fail to obtain to promote not welcome at first.However, he still continues research and improves this device with great enthusiasm.1804, hold that day of coronation ceremony apoleon, Lu Ben is murdered by the people on a street in Paris, and the development work of gas-cooker has been interrupted.
And first is invention in 1826 by the assistant manager James summer husband of Northamptonshire, UK gas company for gas kitchen ranges of cooking for kitchen use in the world.
What buy gas-cooker the earliest is the bus hotel of French Li Mingdun.1834, the bus hotel cooked supper for 100 people with gas-cooker, food delicious taste not only, and have not a particle of the stink of coal gas, be very good cooking stove.Summer in 1836, founded 35 workmans' of a family factory at Northamptonshire, UK, produce gas-cooker specially.
1852, begin sale as the stove and accessory that coal gas burner and table are united two into one that uses now.1915, begin to have thermostat controlled gas-cooker.
1855, the gas combustion apparatus be called as " Bunsen burner " was understood in this hair tonic of Germanization scholar, and this is a kind ofly to adorn oxygen and imflammable gas mixed combustion and produce the device of high temperature.Less than 1 year, the domestic heating device of first tool usefulness gaseous fuel was in the world invented by the Huo Dingdunandong Smith company of Britain after " Bunsen burner " occurs.Afterwards, popularizing gradually of gas-cooker and pouring of coal gas had just formed the gas-cooker of today.
Present stage, the gas-cooker of the main flow of China is a naked light formula gas-cooker, is the air suspended type kitchen range again.Along with the influence of technological innovation and market competition, the air suspended type kitchen range has been released notions such as straight fire, swingfire again; From furnace head structure, notions such as concentric burner, saba husband burner are arranged again.The main flow of kitchen range competition is a firepower size, whether energy-conservation.
But gas-cooker is the extremely strict specialty goods of safety index requirement, and production has strict regulation to gas-cooker in country.According to the regulation of " household gas utensils " national standard, embedded gas-cooker must be installed flame-out protection device.When stove fire was put out by water by excessive liquid or gone out by wind, gas-cooker must cut off combustion gas automatically within 60 seconds.
Basically all produce at the product of regular producer in the market by above national standard; also be that regular qualified gas-cooker all has flame-out protection device; when being put out by water by excessive liquid when stove fire or being gone out by wind; gas-cooker can both cut off combustion gas automatically in the shortest time; to prevent gas leakage, bring security threat to the person.
But under many circumstances, especially cook the soup time-like such as cooking in family, a lot of users like little fire to stew; When perhaps using ordinary canteen to heat up water, generally can not keep for a long time by gas-cooker, under this situation that nobody looks after, if the user is owing to other things forget that kitchen gas stove is also at the usefulness fire, then very likely can breed disaster, bring irremediable loss for user's the person and house.
Therefore, need a kind of method, or a kind of device of installation on the gas-cooker, improve or reform at the not enough present situation that existing gas-cooker lacks the safety measure under the above-mentioned behaviour in service, this device should have certain induction system, can induction combustible gas oven whether be in long-time nobody look after also state in work, if words, then after surpassing the regular hour, send sound and light alarm and remind the user to look after; Nobody looks after and reports to the police when also nobody responds above certain hour, then can cut off gas supply automatically, and auto extinguishing is with protection user's safety.
Summary of the invention
The invention provides a kind of gas-cooker safety device, described device comprises at least: infrared induction module and timing module; Usually also include: power module, main control module, plug valve, magnetic valve, alarm and warning lamp etc.
Described infrared induction module is used for the human body spectrum in the investigative range, sends a signal to described timing module; Described infrared induction module comprises the infrared inductor more than or at least.
Described timing module comprises a group or more clock chip at least; Signal, the timing that described timing module transmits in response to described infrared induction module and the time interval of calculating adjacent twice detectable signal surpass preset value 1; Or whether the time of the last detectable signal of distance surpasses preset value 1;
Described main control module and described infrared induction module and described timing module electrically connect, and are used to receive and respond the signal that described timing module sends, and described main control module also is used to control the switch of magnetic valve, alarm 308 and warning lamp 307;
Signal in response to described infrared induction module transmission, described timing module is in that once the time of detectable signal surpasses under the situation of preset value 1 on the distance, send a signal to described main control module, described master control module controls warning lamp begins flicker, alarm sound sounds;
If the user does not respond,
Described timing module surpasses in time interval of adjacent twice detectable signal that once the time of detectable signal surpasses under the situation of preset value 2 on preset value 2 or the distance, send a signal to described main control module, described master control module controls solenoid closure, gas pipeline is closed, auto extinguishing.
Described power module can use AC power, also can use dc source.
Unifications such as described infrared induction module timing module, main control module, magnetic valve, alarm and warning lamp are powered by power module.
Described main control module has manual operation function, can allow the user manually stop reporting to the police.
Further, described safety device also allows the preset value 1 and the preset value 2 of user's manual adjustments timing module.
Further, described safety device can have the panel of a function setting or adjusting, allows the user that the parameters of described safeguard function manually is set on panel.
Described timing module surpasses in time interval of adjacent twice detectable signal that once the time of detectable signal surpasses under the situation of preset value 2 on preset value 2 or the distance, send the described main control module of signal, described master control module controls alarm sound stops, warning lamp continues flicker.
Above-described safety device has the infrared induction system, can induction combustible gas oven whether be in long-time nobody look after also state in work, if then after surpassing the regular hour, send sound and light alarm and remind the user to look after; Nobody looks after and reports to the police when also nobody responds above certain hour, then can cut off gas supply automatically, and auto extinguishing is with protection user's safety.Described device has been filled up the present market vacancy, lacks safety measure under the above-mentioned behaviour in service at existing gas-cooker, and the gas-cooker that has more security solution is provided, and has great market popularization value.
Description of drawings
The one or more embodiment that enumerate for a better understanding of the present invention with and additional embodiment, should give the specific embodiment of closing below the referenced drawings.
Fig. 1 shows the gas-cooker safety protecting method flow chart 1 according to some embodiment.
Fig. 2 shows the gas-cooker safety protecting method flow chart 2 according to some embodiment.
Fig. 3 shows according to the gas-cooker safety device of some embodiment and forms schematic diagram.
The specific embodiment
Clearer for what the purpose, technical solutions and advantages of the present invention were expressed, below in conjunction with accompanying drawing, the technical scheme of the one or more embodiment of the present invention is known intactly description.Obviously, described embodiment only is part embodiment of the present invention, rather than all.The present invention can also show as different forms, therefore the embodiment that is not limited in this explanation.Based on embodiments of the invention, all other embodiment that those of ordinary skills are obtained under the prerequisite of not making creative work belong to the scope of protection of the invention.
Below just in conjunction with the accompanying drawings specific embodiment is described.
Fig. 1 shows the gas-cooker safety protecting method flow chart 1 according to some embodiment.Specify with a certain preferred embodiment, as shown in the figure, described gas-cooker safety protecting method step is as follows:
Gas-cooker carries out ignition operation 101 times at user's turn plug valve 301,
As 102 steps, the safety protection circuit of described gas-cooker is prepared pre-the connection, also is that the master switch of safety protection circuit is opened.
See step 104 and 105, in response to opening of described magnetic valve 303, described infrared induction module 305 is switched on simultaneously with described timing module 306, and safety protection circuit is connected, and starts working.
Described infrared induction module 305 is used for the human body spectrum in the investigative range, sends a signal to described timing module 306; Described infrared induction module 305 comprises the infrared inductor more than or at least.
Described timing module 306 comprises a group or more clock chip at least; The signal that described timing module 306 transmits in response to described infrared induction module 305 and carry out timing and calculate judge adjacent twice detectable signal the time interval whether above preset value.
The timing preset value of described timing module 306 has preset value 1 and preset value 2 at least, and preset value 2 is greater than preset value 1.
Described timing module 306 transmits different signals according to the time interval of adjacent twice detectable signal with the comparative result of preset value 1 or preset value 2 and gives main control module 304.
Please see step 106, after described infrared induction module 305 energisings, promptly begin the human body spectrum in the real-time detection scope,, the signal of surveying be sent to described timing module 306 after conversion as step 107.
As step 108, described timing module 306 receives the signal that for the first time described infrared induction module 305 sends, and described timing module 306 timing begin.
As step 201, described infrared induction module 305 will send to described timing module 306 with the signal of surveying again after conversion.Described timing module 306 will judge whether the time interval of the signal record of adjacent twice detection in front and back has surpassed preset value 1,
If condition is not for, also promptly before and after time interval of signal record of adjacent twice detection less than preset value 1, also be that the current time interval of leaving gas-cooker of user is shorter, then
Step 205, automatic clear is handled and reclocking between 306 timing of described timing module.
For being, also is that the time interval of the signal record of adjacent twice detection in front and back has surpassed preset value 1 as if condition, or the last described infrared induction module 305 of distance detects the time of human body spectrum above preset value 1.
Then
Step 206, described timing module 306 sends a signal to described main control module 304, and described main control module 304 control warning lamps 307 begin flicker, alarm 308 sound sound simultaneously.More of a specified duration to remind the user to leave the gas-cooker time, gas-cooker must note paying close attention to the current condition of a fire condition of using still in the middle of burning at present.
See also step 208, when warning lamp 307 begin flicker, when simultaneously alarm 308308 sound sound, whether described main control module 304 will respond the user is judged,
If condition is for being, as step 210, after promptly the user sees that warning lamp 307 begins to glimmer or hears the sound of alarm 308, come by the gas-cooker, the user can manually operate or manually stop warning as described in the step 212 to gas-cooker.
In another preferred embodiment, ask for an interview 213, also have the solution that stops warning automatically:
As step 214, after the user sees that warning lamp 307 begins to glimmer or hears the sound of alarm 308, come by the gas-cooker, the human body spectrum of promptly described infrared induction module 305 in detecting scope,
Step 215, described infrared induction module 305 sends to described timing module 306 with the signal of surveying after conversion, described timing module 306 is judged and whether the time interval of a preceding detectable signal surpasses preset value 2, after the user sees that warning lamp 307 begins to glimmer or hears the sound of alarm 308, come by the gas-cooker, then
Rule of judgment, can be carried out as step 221 below for not:
Step 216 also is that described timing module 306 sends a signal to described main control module 304,
Step 217, described main control module 304 control alarms 308 sound stop, warning lamp 307 stops flicker.Also promptly: reporting to the police stops automatically.
Zero clearing between 306 timing of described timing module simultaneously, restart new timing circulation.
Please later consult step 208, when warning lamp 307 begin flicker, when simultaneously alarm 308 sound sound, whether described main control module 304 will respond the user is judged,
If condition is for not, as step 209, also being the user begins to glimmer or the sound of alarm 308 when sounding at warning lamp 307, does not come in time that gas-cooker is other to be handled, then
Step 211, the human body spectrum of described infrared induction module 305 in detecting scope also is the user to begin at warning lamp 307 to glimmer or the sound of alarm 308 sounded after a period of time, has still come by the gas-cooker.
Step 220, described infrared induction module 305 sends to described timing module 306 with the signal of surveying after conversion, and described timing module 306 is judged and whether the time interval of a preceding detectable signal surpasses preset value 2.
Rule of judgment, can be carried out as step 221 below for not:
Step 216 also is that described timing module 306 sends a signal to described main control module 304,
Step 217, described main control module 304 control alarms 308 sound stop, warning lamp 307 stops flicker.Also promptly: reporting to the police stops automatically.
Zero clearing between 306 timing of described timing module simultaneously, restart new timing circulation.
Please continue later to consult step 208, when warning lamp 307 begin flicker, when simultaneously alarm 308 sound sound, whether described main control module 304 will respond the user is judged,
If condition is for not, as step 209, also being the user begins to glimmer or the sound of alarm 308 when sounding at warning lamp 307, does not come in time that gas-cooker is other to be handled, then
Step 220, the human body spectrum of described infrared induction module 305 in investigative range, the human body spectrum in the investigative range not, whether described timing module 306 surpasses preset value 2 with the last detection time of judging distance,
If condition continues to wait for that for not the signal after described infrared induction module 305 detects the human body spectrum in the scope and receives conversion carries out judging with preset value 2.If condition is for denying execution in step 221.
If condition is true,, also be that the last detection time of described timing module 306 judging distances has surpassed preset value 2, then as step 222
Step 223, described timing module 306 sends a signal to described main control module 304,
Step 225, described main control module 304 sends a signal to described magnetic valve 303,
Step 226, described magnetic valve 303 closures, fuel gas transportation pipeline is closed, the gas-cooker auto extinguishing.
While execution in step 224, described main control module 304 control alarms 308 sound stop but warning lamp 307 continues flicker.To remind the user, owing to do not pay close attention to the burning of gas-cooker for a long time, for preventing accident, fuel gas transportation pipeline is closed automatically, need continue to use combustion gas as the user, and then striking sparks again gets final product again.
The invention provides a kind of device of gas-cooker security protection, as shown in Figure 3, Fig. 3 shows according to the gas-cooker safety device of some embodiment and forms schematic diagram.
Described device comprises at least: infrared induction module 305 and timing module 306; Described gas-cooker safety device also includes usually: power module 302, main control module 304, plug valve 301, magnetic valve 303, alarm 308 and warning lamp 307 etc.
Described infrared induction module 305 is used for the human body spectrum in the investigative range, sends a signal to described timing module 306; Described infrared induction module 305 comprises the infrared inductor more than or at least.
Described timing module 306 comprises a group or more clock chip at least; Signal, the timing that described timing module 306 transmits in response to described infrared induction module 305 and the time interval of calculating adjacent twice detectable signal surpass preset value 1; Or whether the time of the last detectable signal of distance surpasses preset value 1;
Signal, the timing that described timing module 306 transmits in response to described infrared induction module 305 and the time interval of calculating adjacent twice detectable signal surpass preset value 2; Or whether the time of the last detectable signal of distance surpasses preset value 2;
The timing preset value 2 of described timing module 306 is greater than preset value 1.
Described main control module 304 electrically connects with described infrared induction module 305 and described timing module 306, be used to receive and respond the signal that described timing module 306 sends, described main control module 304 also is used to control the switch of magnetic valve 303, alarm 308 and warning lamp 307;
Described power module 302 can use AC power, also can use dc source.
Unifications such as described infrared induction module 305, timing module 306, main control module 304, magnetic valve 303, alarm 308 and warning lamp 307 are powered by power module 302.
Described main control module 304 has manual operation function, can allow the user manually stop reporting to the police.
Further, described safety device also allows the preset value 1 and the preset value 2 of the described timing module 306 of user's manual adjustments.
Further, described safety device can have the panel (not shown) of a function setting or adjusting, allows the user that the parameters of described safeguard function manually is set on panel.
Though in conjunction with the accompanying drawings the specific embodiment of the present invention is illustrated, should be appreciated that these explanations only are exemplary.According to connotation of the present invention, it may occur to persons skilled in the art that the change and the replacement form of various equivalences.Scope of the present invention is by claim but not the above-mentioned explanation of the specific embodiment is limited.
Claims (7)
1. the invention provides a kind of gas-cooker safety device, it is characterized in that: described device comprises at least: infrared induction module and timing module; Also include: power module, main control module, plug valve, magnetic valve, alarm and warning lamp etc.;
Described infrared induction module is used for the human body spectrum in the investigative range, sends a signal to described timing module;
Signal, the timing that described timing module transmits in response to described infrared induction module and the time interval of calculating adjacent twice detectable signal surpass preset value 1; Or whether the time of the last detectable signal of distance surpasses preset value 1;
Described main control module is used to control the switch of magnetic valve, alarm and warning lamp;
Signal in response to described infrared induction module transmission, described timing module is in that once the time of detectable signal surpasses under the situation of preset value 1 on the distance, send a signal to described main control module, described master control module controls warning lamp begins flicker, alarm sound sounds;
Described timing module surpasses in time interval of adjacent twice detectable signal that once the time of detectable signal surpasses under the situation of preset value 2 on preset value 2 or the distance, send a signal to described main control module, described master control module controls solenoid closure, gas pipeline is closed, auto extinguishing.
2. gas-cooker safety device as claimed in claim 1 is characterized in that described power module can use AC power, also can use dc source.
3. gas-cooker safety device as claimed in claim 1 is characterized in that unifications such as described infrared induction module, timing module, main control module, magnetic valve, alarm and warning lamp are powered by power module.
4. gas-cooker safety device as claimed in claim 1 is characterized in that described infrared induction module comprises the infrared inductor more than or at least.
5. gas-cooker safety device as claimed in claim 1 is characterized in that described main control module has manual operation function, can allow the user manually stop reporting to the police.
6. gas-cooker safety device as claimed in claim 1 is characterized in that described timing module comprises a group or more clock chip at least.
7. gas-cooker safety device as claimed in claim 1 is characterized in that described safety device has the panel of a function setting or adjusting, allows the user that the parameters of described safeguard function manually is set on panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310164080XA CN103216859A (en) | 2013-05-07 | 2013-05-07 | Safety protection device for gas stove |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310164080XA CN103216859A (en) | 2013-05-07 | 2013-05-07 | Safety protection device for gas stove |
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| CN103216859A true CN103216859A (en) | 2013-07-24 |
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| CN201310164080XA Pending CN103216859A (en) | 2013-05-07 | 2013-05-07 | Safety protection device for gas stove |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103473887A (en) * | 2013-09-25 | 2013-12-25 | 朴光彬 | Fuel gas alarm device |
| CN104376694A (en) * | 2013-08-13 | 2015-02-25 | 联想(北京)有限公司 | Monitoring method, electronic device and system |
| CN105444215A (en) * | 2015-12-10 | 2016-03-30 | 惠州Tcl移动通信有限公司 | Fireproof safety system for kitchen range and management method |
| CN105864834A (en) * | 2016-04-14 | 2016-08-17 | 王琰 | Intelligent burnt pot prevention system |
| CN106292469A (en) * | 2016-10-17 | 2017-01-04 | 天津汇智物联科技有限公司 | A kind of gas safety monitoring system based on Internet of Things |
| CN108234250A (en) * | 2016-12-20 | 2018-06-29 | 博西华电器（江苏）有限公司 | The method of kitchen range system, kitchen range and mobile terminal control kitchen range |
| CN108679658A (en) * | 2018-05-22 | 2018-10-19 | 广州视源电子科技股份有限公司 | Overflow detection method, device, electronic equipment and intelligent appliance |
| CN110529887A (en) * | 2019-09-30 | 2019-12-03 | 金贡电器科技(中山)有限公司 | A kind of electromagnetic oven and its control method |
| CN113744488A (en) * | 2021-08-24 | 2021-12-03 | 上海柏格仕厨卫有限公司 | Intelligent cabinet with smoke alarm system |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104376694A (en) * | 2013-08-13 | 2015-02-25 | 联想(北京)有限公司 | Monitoring method, electronic device and system |
| CN103473887A (en) * | 2013-09-25 | 2013-12-25 | 朴光彬 | Fuel gas alarm device |
| CN105444215A (en) * | 2015-12-10 | 2016-03-30 | 惠州Tcl移动通信有限公司 | Fireproof safety system for kitchen range and management method |
| CN105864834A (en) * | 2016-04-14 | 2016-08-17 | 王琰 | Intelligent burnt pot prevention system |
| CN106292469A (en) * | 2016-10-17 | 2017-01-04 | 天津汇智物联科技有限公司 | A kind of gas safety monitoring system based on Internet of Things |
| CN108234250A (en) * | 2016-12-20 | 2018-06-29 | 博西华电器（江苏）有限公司 | The method of kitchen range system, kitchen range and mobile terminal control kitchen range |
| CN108679658A (en) * | 2018-05-22 | 2018-10-19 | 广州视源电子科技股份有限公司 | Overflow detection method, device, electronic equipment and intelligent appliance |
| CN108679658B (en) * | 2018-05-22 | 2020-07-28 | 广州视源电子科技股份有限公司 | Overflow detection method and device, electronic equipment and intelligent household appliance |
| CN110529887A (en) * | 2019-09-30 | 2019-12-03 | 金贡电器科技(中山)有限公司 | A kind of electromagnetic oven and its control method |
| CN113744488A (en) * | 2021-08-24 | 2021-12-03 | 上海柏格仕厨卫有限公司 | Intelligent cabinet with smoke alarm system |
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Application publication date: 20130724 |