CN1133849C - Burner - Google Patents

Burner Download PDF

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Publication number
CN1133849C
CN1133849C CNB001069489A CN00106948A CN1133849C CN 1133849 C CN1133849 C CN 1133849C CN B001069489 A CNB001069489 A CN B001069489A CN 00106948 A CN00106948 A CN 00106948A CN 1133849 C CN1133849 C CN 1133849C
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CN
China
Prior art keywords
prompting
temperature
gas
cooker
overheated
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Expired - Fee Related
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CNB001069489A
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Chinese (zh)
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CN1271078A (en
Inventor
竹内久人
津彦
长屋加津彦
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Rinnai Corp
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Rinnai Corp
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Publication of CN1271078A publication Critical patent/CN1271078A/en
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Publication of CN1133849C publication Critical patent/CN1133849C/en
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24CDOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
    • F24C3/00Stoves or ranges for gaseous fuels
    • F24C3/12Arrangement or mounting of control or safety devices
    • F24C3/126Arrangement or mounting of control or safety devices on ranges
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24CDOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
    • F24C3/00Stoves or ranges for gaseous fuels
    • F24C3/08Arrangement or mounting of burners
    • F24C3/085Arrangement or mounting of burners on ranges

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Feeding And Controlling Fuel (AREA)
  • Control Of Combustion (AREA)
  • Regulation And Control Of Combustion (AREA)

Abstract

The invention discloses a combustion device, effecting the operational processing of the combustion device upon stopping the burning operation correctly and prominent in the handling convenience as well as the operability of the same. The temperature of a ceiling plate for a main body case, heated during the burning operation of a range burner 1, is detected by a temperature sensor 10 and when the detected temperature has become higher than an overheat deciding temperature, a solenoid valve 6 is closed forcibly and an alarm on the overheating is given through an alarm lamp 12 and an alarm buzzer 14. Thereafter, when the detecting temperature of the temperature sensor 10 has been lowered to a value lower than a temperature whereat the re-starting of operation of the range burner is allowable, an alarm on the lowering of the temperature is given through the alarm lamp 12 and the alarm buzzer 14.

Description

Burner
Technical field
The present invention relates to the burner of gas-cooker, grill (grille) device etc.
Background technology
Generally know that, in the burner of gas-cooker, Griddler apparatus etc., have the overheated means that prevent, in case wait in the stove of gas-cooker and the stove of Griddler apparatus in the burning running heated regulation to be heated temperature more than the overheated judgement temperature that partly reaches regulation, in order to exempt to keep away the fault of the various electronic equipments that have in this burner and guarantee safety, just automatically (forcibly) stops the burning running.
Thisly prevent that overheated means from for example can be made of as described below.
That is to say, for example aforementioned be heated the part near, be configured in the bimetal release that disconnects (OFF) under the above temperature conditions of aforementioned overheated judgement temperature, simultaneously this bimetal release linked to each other with the supply line of the magnetic valve that is provided with in the fuel path is provided to gas-cooker.And this bimetal release disconnects (OFF) under the temperature conditions more than the aforementioned overheated judgement temperature, cuts off the power supply (cut-out is used to make magnetic valve to keep the electric current of opening) to magnetic valve, makes this closed electromagnetic valve.Thus, the burning running of gas-cooker is stopped.
Perhaps, utilize thermistor equitemperature sensor, directly detect the aforementioned temperature that is heated part, and this detected temperatures is inputed to the control circuits such as microcomputer of being responsible for control aforementioned electromagnetic valve events etc.And, when this detected temperatures reaches the overheated judgement temperature of regulation when above, utilize aforementioned control circuit to cut off power supply forcibly to magnetic valve, make this closed electromagnetic valve.Thus, make the gas-cooker burn-out.
But, have this prevent overheated means burner in, because after this prevents that overheated means from stop burning running,, then be in the state that takes fire once more and turn round if the aforementioned temperature that is heated part is reduced to when following to a certain degree.Therefore, when preventing that owing to this overheated means from stop the burning running, hope can be pointed out this to the user.Thus, the user just can know, is in superheat state owing to be heated part, and the burning running is stopped.
When, only have only this prompting, the user does not also know from the burner running that can take fire once more.Therefore such problem can occur, promptly the user is based on after preventing that overheated means from stop the burning running, can be mistakenly repeatedly the repetition test operation so that burner takes fire once more (ignition operation of gas-cooker), till carrying out normal combustion.Also have such problem in addition, promptly in some cases, false judgment is the fault of burner, and entrusts the professional to repair.
Summary of the invention
The present invention is in view of foregoing problems, and its purpose is to provide a kind of burner, and described burner can correctly carry out the action of burner and handle making burner burn-out when running owing to prevent overheated means, and easy to use and good operability.
Burner of the present invention has the overheated means that prevent, describedly prevents that overheated means from monitoring the temperature that the regulation of heating in burning running is heated part, when described temperature reaches the overheated judgement temperature of regulation when above, the burning running is stopped.
For reaching aforementioned purpose, comprise
When because described when preventing that overheated means from stop burning running, the 1st prompting means that this is pointed out,
Since described prevent that overheated means from stop burning running after, when the described temperature that is heated part is lower than as the temperature of the running that can take fire once more and is the temperature that can turn round once more predesignated when following, the 2nd prompting means that this is pointed out.
Adopt the present invention, then when because described when preventing that overheated means from stop the burning running, by aforementioned the 1st prompting means this is pointed out, the user can discern the aforementioned part that is heated and be in superheat state, and burning is turned round stop.And the user is after this situation of identification, when the aforementioned temperature that is heated part is reduced to below the aforementioned temperature that can turn round once more, in the time of also taking fire running once more, by the 2nd prompting means this is pointed out.Therefore, the user is before the 2nd prompting means promptings, and the repetition test operation is so that burner entry into service once more mistakenly, and in the time taking fire running once more, can discern this state.
Therefore, adopt the present invention, then can be provided at owing to prevent from correctly to carry out when overheated means from making burner burn-out running the action processing of burner and the burner of easy to use and good operability.
In addition, the concrete prompting form as the aforementioned the 1st and the 2nd prompting means for example has lighting a lamp, glimmer or turning off the light of lamp, and ringing of buzzer utilizes the demonstration of light-emitting diode display and LCD, and various prompting forms such as sound etc.
In addition, aforementioned operating temperature is once more preferably set to such an extent that be lower than aforementioned overheated judgement temperature.
Among the present invention, aforementioned the 1st prompting means and the 2nd prompting means also can adopt prompting device (lamp and buzzer etc.) separately to point out, but preferably make common prompting device with mutual different form and action, carry out prompting separately.
Like this, can reduce the components and parts number of the 1st prompting means and the 2nd prompting means, to reach the purpose that reduces the burner cost.
But burner generally has main power switch, is used to be switched on or switched off the total action power of this electronic equipment (magnetic valve and electronic circuit).In addition, situation about also having is, this main power switch and user make burner burn at the beginning running (gas-cooker begins the igniting action) and the igniting of completion of combustion running (gas combustion range flameout), the executive component interlock of the usefulness of stopping working.
And this main power switch usually will disconnect (OFF) operation because the aforementioned overheated means etc. of preventing make under the self-braking situation of burning running after stopping.Particularly, in aforementioned igniting, the executive component of flame-out usefulness and the occasion of main power switch interlock, owing to must be used for the running that takes fire once more, therefore basically in case the executive component of this igniting, flame-out usefulness operated be in flame-out side, just this main power switch is disconnected (OFF) and operate.
This occasion, identical to the action power power supply of the aforementioned the 1st and the 2nd prompting means with the power supply of electronic equipment to other, if only undertaken, then can produce problem described later by aforementioned main power switch.That is to say, or the disconnection of main power switch (OFF) operates in because after the prompting of aforementioned the 2nd prompting means when carrying out, then it doesn't matter.Yet, before the prompting of the 2nd prompting means, main power switch is disconnected (OFF) when operation, just do not provide its action power to the 2nd prompting means, just can not carry out the 2nd prompting of pointing out means.
Therefore comprise the auxiliary power supply means in the present invention, be used to connect or disconnect (ON/OFF) provides occasion from the main power switch of action power to the electronic equipment of the previous combustion device that comprises the aforementioned the 1st and the 2nd prompting means having, when because described when preventing that overheated means from stop burning running, even to this main power switch disconnect (OFF) operation after, also can not pass through this main power switch, point out the action power of means to offer the 2nd prompting means the aforementioned the 2nd.
Therefore, even make burning running stop the back and before the prompting of the 2nd prompting means owing to prevent overheated means, aforementioned main power switch is disconnected the occasion of (OFF) operation, the 2nd prompting means also can be reduced to once more below the operating temperature in the aforementioned temperature that is heated part, and can take fire running once more the time, can point out this reliably.
Description of drawings
Fig. 1 represents the overall system structure figure as the band grill gas-cooker of an example of burner of the present invention.
The circuit structure diagram of the key component of the band grill gas-cooker of Fig. 2 presentation graphs 1.
The specific embodiment
Example
Below, seeing figures.1.and.2 describes an example of the present invention.
With reference to Fig. 1, the burner of this example is a band grill gas-cooker.In Fig. 1, the 1st, the general gas kitchen range, the 2nd, the grill gas-cooker, 3,4 is respectively gas-cooker light a fire, stop working button and the grill button of lighting a fire, stop working that general gas kitchen range 1 and grill gas-cooker 2 are lighted a fire, stopped working and operate usefulness.General gas kitchen range 1 is configured in the upper part (top board) of main body kitchen range case (not shown) of the band grill gas-cooker of this example.Grill gas-cooker 2 is configured in the grill stove 5 that forms in this main body kitchen range case.Igniting, flame-out button 3,4 are configured in the previous section of main body kitchen range case.
By comprising the fuel gas supply pipeline 7 of magnetic valve 6, combustion gas is offered general gas kitchen range 1.By comprising the fuel gas supply pipeline 9 of magnetic valve 8, combustion gas is offered grill gas-cooker 2.In addition, though omitted diagram, in fuel gas supply pipeline 7,9, also comprise respectively and can pass through the manually operated gas quantity control valve of user.
In addition, in the band grill gas-cooker of this example, also comprise and detect general gas kitchen range 1 heated in the burning running to be heated part be the temperature sensor 10 of upper part (top) temperature of main body kitchen range case, detecting grill gas-cooker 2, heated in the burning running to be heated part be the temperature sensor 11 of the temperature in the grill stove 5, point out the warning light 12 of the prompting device of usefulness as aftermentioned, 13 and prompting buzzer 14, and be action power with battery 15, to aforementioned electric magnet valve 6,8 and warning light 12,13 and the control circuit unit 16 controlled of the action of prompting buzzer 14 etc.
Control circuit unit 16 links to each other with battery 15 by the microswitch 17,18 as main power switch, and the igniting separately of the microswitch 17,18 of described main power switch and igniting, flame-out button 3,4, stops working and operate interlock and break-make.And, when in these microswitches 17,18 any one carried out conducting (ON) operation, action power is offered control circuit unit 16 by battery 15.
In addition, among Fig. 1,19,20 is respectively the ignitor of general gas kitchen range 1 usefulness and grill gas-cooker 2 usefulness, the 21st, and make these ignitors 19,20 produce the igniter of spark discharge.
Below, with reference to Fig. 2 described control circuit unit 16 is described in further detail.
This control circuit unit 16 comprises the microcomputer 22 that is made of CPU, RAM, ROM (below abbreviate microcomputer 22 as), instruction according to this microcomputer 22 supplies, drive the driving circuit for electromagnetic valve 23,24 of aforementioned electric magnet valve 6,8, drive the lamp drive circuit 25,26 of warning light 12,13, drive the buzzer drive circuit 27 of prompting buzzer 14, the igniter drive circuit 28 of drive point firearm 21, and respectively the detection signal of temperature sensor 10,11 is carried out the A/D conversion and offer the sensor signal input circuit 29,30 of microcomputer 22.
This occasion, microcomputer 22 is as its function means, comprise by 23,24 pairs of driving circuit for electromagnetic valve and prevent that the magnetic valve 6,8 of overheated usefulness in the top board of aforementioned body kitchen range case (not shown) and the grill stove 5 from moving preventing overheated means 22a and moving the prompting control device 22b of control respectively by lamp drive circuit 25,26 and 27 pairs of aforementioned warning lights 12,13 of buzzer drive circuit and prompting buzzer 14 of control respectively.
In addition, corresponding with structure of the present invention, the overheated control device 22a that prevents of microcomputer 22 adds aforementioned temperature sensor 10,11, sensor signal input circuit 29,30, and driving circuit for electromagnetic valve 23,24 and magnetic valve 6,8 are equivalent to prevent overheated means 31.The prompting control device 22b of microcomputer 22 adds lamp drive circuit 25,26, buzzer drive circuit 27, and warning light 12,13 and buzzer 14 are equivalent to prompting means 32 (comprising the 1st prompting means and the 2nd prompting means).
In addition, in control circuit unit 16, comprise that above-mentioned each circuit that it is had provides the main power circuit 33 of its action power by microswitch 17 or 18 from battery 15, as required, from battery 15 not by microswitch 17 or 18 and the action power of each circuit of control circuit unit 16 is offered the auxiliary power circuit 34 of main power circuit 31.And microcomputer 22 comprises as the power supply control device 22c that serves as the moving control function means of auxiliary power circuit 34.
When this occasion, main power circuit 33 offer each circuit at the output voltage with battery 15,, this action power is offered microcomputer 22 and each drive circuit 23~28 etc. by not shown capacitor and voltage-stablizer.
In addition, auxiliary power circuit 34 utilizes the function of the power supply control device 22c of microcomputer 22, and the switching transistor 34a of conducting or disconnection (ON/OFF) is connected battery 15 with main power circuit 33 by the command signal of supplying with according to this microcomputer 22.And when auxiliary power circuit 34 became conducting (ON) state as switching transistor 34a, directly the output voltage with battery 15 offered main power circuit 33.In addition, by this main power circuit 33, this action power is offered microcomputer 22 and each drive circuit 23~28 etc.
In addition, corresponding with structure of the present invention, auxiliary power circuit 34 adds the power supply control device 22c and the main power circuit 33 of microcomputer 22, is equivalent to auxiliary power supply means 35.
In addition, though omitted diagram, but back level (place between each microswitch 17,18 and the main power circuit 33) from for example each microswitch 17,18, by resistance etc., the corresponding signal (high level and low level 2 value level signals) of conducting, disconnection (ON/OFF) that each microswitch 17,18 is provided is to microcomputer 22.And microcomputer 22 utilizes sort signal, discerns whether each microswitch 17,18 is conducting (ON) state, the mode of operation of promptly aforementioned each igniting, flame-out button 3,4.
In addition, though omitted diagram and detailed explanation, near each gas-cooker 1,2, thermocouple is set.Microcomputer 22 detects each gas-cooker 1,2 and has or not combustion flame according to the output signal of this thermocouple.
Below, the action of the band grill gas-cooker of this example is described.At first, the work to general gas kitchen range 1 describes.In the explanation here, grill gas-cooker 2 running of not burning, microswitch 18 is for disconnecting (OFF) state.
The user utilizes gas-cooker to carry out ignition operation when making 1 burning of general gas kitchen range with igniting, flame-out button 3, just drives magnetic valve 6 by mechanical action it is opened, and beginning is supplied with fuel to general gas kitchen range 1, and while microswitch 17 becomes conducting (ON) state.At this moment, be added on the main power circuit 33 by the output voltage of microswitch 17 from battery 15 battery 15.And, by this main power circuit 33 action power is offered microcomputer 22 and waits each circuit.
As previously mentioned, one provides this action power, and microcomputer 22 is just by igniter drive circuit 28, and drive point firearm 21 produces spark discharge on ignitor 19.Thus, carry out the igniting of general gas kitchen range 1.
In addition, utilize the output signal of the thermocouple (not shown) of general gas kitchen range 1, one detects gas-cooker 1 igniting, and microcomputer 22 is just by driving circuit for electromagnetic valve 23, to magnetic valve 6 energisings of general gas kitchen range 1.Therefore, even discharge the ignition operation of gas-cooker with igniting, flame-out button 3, this magnetic valve 6 also stays open state, general gas kitchen range 1 running that takes fire.
Like this, general gas kitchen range 1 running of burning at the beginning, microcomputer 22 just according to the function of prompting control device 22b, continues warning light 12 is switched on by lamp drive circuit 25.Therefore, this warning light 12 is lit a lamp.And, utilize this lighting a lamp to point out, inform user's general gas kitchen range 1 running of burning.
In addition, microcomputer 22 monitors the temperature data of being supplied with by sensor signal input circuit 29 by temperature sensor 10 (detected temperatures of main body kitchen range roof box) according to the function that prevents overheated control device 22a.And when above, microcomputer 22 utilizes the function that prevents overheated control device 22a to the gas-cooker that reaches regulation when this detected temperatures with overheated judgement temperature (for example 260 ℃), the power supply of cutting off to magnetic valve 6 by driving circuit for electromagnetic valve 23.Therefore, magnetic valve 6 cuts out, and cuts off the supply to the combustion gas of general gas kitchen range 1, makes this general gas kitchen range 1 flame-out forcibly.And, utilize this stopping working, prevent that main body kitchen range roof box from becoming superheat state.
Like this, cutting off to magnetic valve 6 power supplies, when magnetic valve 6 cuts out, microcomputer 22 utilizes the function of this prompting control device 22b, by lamp drive circuit 25, warning light 12 is interrupted energising.Therefore, make this warning light 12 flickers.Simultaneously, make 14 energisings of prompting buzzer, make this prompting buzzer 14 (for example 5 seconds) in official hour continue to ring by buzzer drive circuit 27.
Utilize the flicker of this warning light 12 and ringing of prompting buzzer 14, to user's prompting, stop eager to excel in whatever one does is ended the burning running of general gas kitchen range 1, so that prevent the overheated of main body kitchen range roof box.And according to this prompting, the user can discern soon general gas kitchen range 1 running that can take fire once more.
In addition, microcomputer 22 is according to the function of power supply control device 22c, and the switching transistor 34a of auxiliary power circuit 34 is controlled to the 0N state.Thus, the output voltage of battery 15 offers main power circuit 33 by switching transistor 34a.Its result is subjected to aforementioned such user who points out, even utilize gas-cooker with the operation of stop working of igniting, flame-out button 3, and microswitch 17 disconnections (OFF), the microcomputer 22 that also this action power can be continued to offer control circuit unit 16 waits each circuit.
Microcomputer 22 continues to monitor the temperature data (detected temperatures of main body kitchen range roof box) that is provided by sensor signal input circuit 29 by temperature sensor 10 after carrying out aforementioned prompting.And, if this temperature is reduced to than the gas-cooker once more operating temperature (for example 250 ℃) of aforementioned gas-cooker with the lower slightly regulation of overheated judgement temperature, then microcomputer 22 makes this warning light 12 (for example 3 seconds) in official hour continue energising according to the function of this prompting control device 22b by lamp drive circuit 25.Thus, this warning light 12 is lit a lamp in official hour.Simultaneously, make 14 energisings of prompting buzzer, make this prompting buzzer 14 (3 second) in official hour continue to ring by buzzer drive circuit 27.In addition, after the lighting a lamp and point out ringing of buzzer 14 to finish of this warning light 12, microcomputer 22 utilizes the function of power supply control device 22c, makes the switching transistor 34a of auxiliary power circuit 34 become the OFF state.Thus, stop to utilize this auxiliary power circuit 34 to supply with action power.
Utilize lighting a lamp and pointing out ringing of buzzer 14 of this warning light 12, can make general gas kitchen range 1 running that takes fire once more to user's prompting.Therefore, the user can discern this.And, after this identification,, just can successfully make general gas kitchen range 1 running that takes fire once more if the user utilizes gas-cooker to carry out ignition operation with igniting, flame-out button 3 once more.
At this moment usually as previously mentioned, from stop general gas kitchen range 1 forcibly in order to prevent overheated, till being reduced to once more operating temperature below and general gas kitchen range 1 being taken fire turn round to the temperature of utilizing sensor 10 to detect, the user can utilize gas-cooker with the operation of stop working of igniting, flame-out button 3, makes microswitch 17 disconnections (OFF).Yet,, point out so can normally can take fire once more to turn round to general gas kitchen range 1 because each circuit of microcomputer 22 grades is to supply with its action power by auxiliary power circuit 34.
Below, the running of grill gas-cooker 2 is described.In addition, in the explanation here, general gas kitchen range 1 running of not burning, microswitch 17 is the OFF state.
For grill gas-cooker 2, identical with the action that aforementioned general gas kitchen range 1 carries out.
That is to say, if the user utilizes grill to carry out ignition operation with igniting, flame-out button 4, then the situation with general gas kitchen range 1 is identical, microswitch 18 conductings (ON), through the driving of igniter 21 and to magnetic valve 8 energisings, grill gas-cooker 2 running that takes fire.
And, the running if grill gas-cooker 2 takes fire, then microcomputer 22 by lamp drive circuit 26, continues to make warning light 13 energisings according to the function of prompting control device 22b.Therefore, this warning light 13 is lit a lamp.And, utilize this lighting a lamp to point out, inform user's grill gas-cooker 2 running of burning.
In addition, microcomputer 22 monitors the temperature data of supplying with by sensor signal input circuit 30 from temperature sensor 11 (detected temperatures in the grill stove 5) according to the function that prevents overheated control device 22a.And the grill that reaches regulation when this detected temperatures when above, by driving circuit for electromagnetic valve 24, cuts off the power supply to magnetic valve 8 with overheated judgement temperature (for example 105 ℃).Thus, forcibly magnetic valve 8 cuts out, and make grill gas-cooker 2 flame-out forcibly.And by making the grill gas combustion range flameout, preventing becomes superheat state in the grill stove 5.
Like this, when grill gas-cooker 2 was stopped working, microcomputer 22 was according to the function of this prompting control device 22b, by lamp drive circuit 26, make warning light 13 flickers,, make prompting buzzer (for example 5 seconds) in official hour continue to ring simultaneously by buzzer drive circuit 27.In addition, also can be when this prompting buzzer 14 be rung, for example adopt the different tone color of ringing that prevents the prompting buzzer 14 when overheated and flame-out with aforementioned general gas kitchen range 1.
Utilize ringing of 13 flickers of this warning light and prompting buzzer 14, in order to prevent overheated grill stove 5 in, 2 burn-outs of grill gas-cooker are turned round to user's prompting.And according to this prompting, the user can discern soon grill gas-cooker 2 can open the running that time takes fire.
In addition, no matter whether utilize grill with the operation of stopping working of igniting, the button 4 that stops working, in order to continue to provide action power to microcomputer 22 grades by auxiliary power circuit 34, microcomputer 22 is according to the function of power supply control device 22c, and the switching transistor 34a of auxiliary power circuit 34 is controlled to conducting (ON) state.
Microcomputer 22 continues to monitor the temperature data (detected temperatures in the grill stove 5) that is provided by sensor signal input circuit 30 by temperature sensor 11 after carrying out aforementioned prompting.And, if this temperature is reduced to grill with operating temperature (for example 95 ℃) once more, according to the function of this prompting control device 22b, then by lamp drive circuit 25 make this warning light 13 on the official hour limit (for example 3 seconds) light a lamp.Simultaneously, by buzzer drive circuit 27, make prompting buzzer 14 (3 second) in aforementioned official hour continue to ring.In addition, also can be when this prompting buzzer 14 be rung, the different tone color of ringing of the prompting buzzer 14 when for example employing can be turned round once more with aforementioned general gas kitchen range 1.
In addition, after the lighting a lamp and point out ringing of buzzer 14 to finish of this warning light 13, microcomputer 22 makes the switching transistor 34a of auxiliary power circuit 34 become the OFF state according to the function of power supply control device 22c.Thus, stop to utilize this auxiliary power circuit 34 to supply with action power.
Utilize lighting a lamp and pointing out ringing of buzzer 14 of this warning light 13, can make grill gas-cooker 2 running that takes fire once more to user's prompting.Therefore, the user can discern this.And, after this identification,, just can successfully make grill gas-cooker 2 running that takes fire once more if the user utilizes grill to carry out ignition operation with igniting, flame-out button 4 once more.
At this moment, after grill gas-cooker 2 is forced to stop working, till the running that can take fire once more, even the user uses grill with the operation of stopping working of igniting, the button 4 that stops working, make microswitch 18 disconnect (OFF), and microcomputer 22 wait each circuit, also can supply with its action power by auxiliary power circuit 34.Therefore, can be normally to grill gas-cooker 2 running that can take fire once more point out.
As previously mentioned, in the band grill gas-cooker of this example, when general gas kitchen range 1 running of burning, in order to prevent because this burning and the top board of heated main body kitchen range case is in superheat state, and when making general gas kitchen range 1 flame-out forcibly, utilize warning light 12 and prompting buzzer 14, this is pointed out.Then, when the top board temperature (detected temperatures of temperature sensor 10) of main body kitchen range case is reduced to gas-cooker with once more below the operating temperature, even and when making general gas kitchen range 1 take fire the also no problem state of running once more, utilize warning light 12 and prompting buzzer 14, this is pointed out.
Equally,, because this burning and be in superheat state in the heated grill stove 5, and when making grill gas-cooker 2 flame-out forcibly, utilize warning light 13 and prompting buzzer 14, this is pointed out in order to prevent when grill gas-cooker 2 running of burning.Then, temperature in grill stove 5 (detected temperatures of temperature sensor 11) is reduced to grill with once more below the operating temperature, even and when making grill gas-cooker 2 take fire the also no problem state of running once more, utilize warning light 13 and prompting buzzer 14, this is pointed out.
Therefore, general gas kitchen range 1 and grill gas-cooker 2 force flame-out after, the user not mistakenly repetition test carry out the ignition operation of each gas-cooker 1,2, can correctly discern each gas-cooker 1,2 and can take fire once more time of running.Its result can improve the ease of use of being with the grill gas-cooker.
In addition, in this example, utilize common warning light 12 and prompting buzzer 14, carry out the pressure of general gas kitchen range 1 prompting and the prompting of this general gas kitchen range 1 can turn round once more the time when flame-out.Equally, utilize common warning light 13 and prompting buzzer 14, carry out the prompting of grill gas-cooker 2 when forcing prompting when flame-out and this grill gas-cooker 2 to turn round once more.Therefore, the components and parts that are used for these promptings are few, can reduce the manufacturing cost of the band grill gas-cooker of this example.
In addition, in aforementioned example, be to be that example is illustrated, but the present invention also can be applicable to gas-cooker that does not have grill and the gas-cooker that has only grill with band grill gas-cooker.In addition, gas-cooker also can be the gas-cooker of internal flame formula.In addition, remove outside grill and the gas-cooker, the present invention also can be applicable to burners such as baking box, fan heater and water boiling device.
In addition, in aforementioned example, prevent that overheated means 31 from being directly to detect the top board of main body kitchen range case and the temperature in the grill stove 5 by temperature sensor 10,11, and according to this detected temperatures, make general gas kitchen range 1 and grill gas-cooker 2 flame-out overheated to prevent, but also can be used in the bimetal release (temperature detect switch (TDS)) that disconnects (OFF) under the above temperature of design temperature, constitute the overheated means that prevent.
That is to say, in this occasion, bimetal release is configured in gas-cooker for example top board near, this bimetal release is serially connected in the solenoid valve circuit that is provided with in the fuel feed path of general gas kitchen range.Like this, when the top board of heating gas kitchen range, and reach the design temperature (overheated judgement temperature) of bimetal release when above, this bimetal release disconnects (OFF), and the power supply of magnetic valve is cut off.Therefore, can make this closed electromagnetic valve, make the general gas kitchen range flame-out forcibly.Whether in this case, in order to carry out the prompting identical with aforementioned example, for example utilize this bimetal release part can switch on, to detect bimetal release be at conducting (ON) state or disconnect (OFF) state.When bimetal release when conducting (ON) state switches to disconnection (OFF) state, this is pointed out.Then, when bimetal release switches to conducting (ON) state from disconnecting (OFF) state, preferably this is also pointed out.In addition, this occasion, opening of aforementioned electric magnet valve keeps can certainly using battery etc. with power supply.Perhaps also can open the power supply that keeps usefulness as magnetic valve with the induced electromotive force of the thermocouple generation that detects general gas kitchen range combustion flame.
In addition, in aforementioned example, be utilize warning light 12 or 13 and prompting 14 pairs of general gas kitchen ranges 1 of buzzer and grill gas-cooker 2 point out when stopping working forcibly, point out in the time of turning round once more afterwards, but also can only utilize any one in warning light or the prompting buzzer, carry out these promptings.In addition, also can utilize the literal demonstration etc. of LCD and light-emitting diode display to point out, replace warning light.Perhaps also can utilize sound to point out, replace the prompting buzzer.

Claims (3)

1. burner, comprise the temperature that regulation to heating in the burning running is heated part monitor, when described temperature reaches the overheated judgement temperature of regulation when above, makes the overheated means that prevent that the burning running stops, it is characterized in that, comprise
When because described when preventing that overheated means from stop burning running, the 1st prompting means that this is pointed out,
Since described prevent that overheated means from stop burning running after, when the described temperature that is heated part is lower than as the temperature of the running that can take fire once more and is the temperature that can turn round once more predesignated when following, the 2nd prompting means that this is pointed out.
2. burner as claimed in claim 1 is characterized in that,
Described the 1st prompting means and described the 2nd prompting means by making common prompting device with mutual different form and action, are carried out prompting separately.
3. burner as claimed in claim 1 or 2 is characterized in that, comprises
Be used to connect or disconnect the main power switch that (ON/OFF) comprises the described burner electronic equipment action power of the described the 1st and the 2nd prompting means,
When because described when preventing that overheated means from stop burning running, even to described main power switch disconnect (OFF) operation after, also can not pass through described main power switch, the action power of described the 2nd prompting means be offered the auxiliary power supply means of the 2nd prompting means.
CNB001069489A 1999-04-19 2000-04-19 Burner Expired - Fee Related CN1133849C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP110376/1999 1999-04-19
JP11037699A JP3860360B2 (en) 1999-04-19 1999-04-19 Combustion device

Publications (2)

Publication Number Publication Date
CN1271078A CN1271078A (en) 2000-10-25
CN1133849C true CN1133849C (en) 2004-01-07

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CNB001069489A Expired - Fee Related CN1133849C (en) 1999-04-19 2000-04-19 Burner

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JP (1) JP3860360B2 (en)
KR (1) KR100371224B1 (en)
CN (1) CN1133849C (en)
TW (1) TW418307B (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4517630B2 (en) * 2003-11-06 2010-08-04 パナソニック株式会社 Cooker and its program
CN101382303B (en) * 2007-09-07 2011-09-21 海尔集团公司 Control device preventing dry fry for household gas kitchen range
JP5632250B2 (en) * 2010-10-18 2014-11-26 東邦瓦斯株式会社 Open gas combustion appliance
US20120164589A1 (en) * 2010-12-22 2012-06-28 General Electric Company Optical combustor probe system
CN105910142A (en) * 2016-06-13 2016-08-31 常州大学 Steaming reminder device for kitchen
KR101865608B1 (en) 2016-12-15 2018-06-11 린나이코리아 주식회사 Apparatus for detecting cooking container and cooling temperature sensor in gas range

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR970070757A (en) * 1996-04-30 1997-11-07 강원석 Gas supply cutoff device and method thereof

Also Published As

Publication number Publication date
JP2000304259A (en) 2000-11-02
TW418307B (en) 2001-01-11
CN1271078A (en) 2000-10-25
KR20000067838A (en) 2000-11-25
KR100371224B1 (en) 2003-02-05
JP3860360B2 (en) 2006-12-20

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