CN202040850U - Control device of intelligent domestic gas cooker capable of preventing burning without pan - Google Patents
Control device of intelligent domestic gas cooker capable of preventing burning without pan Download PDFInfo
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- CN202040850U CN202040850U CN2011201284731U CN201120128473U CN202040850U CN 202040850 U CN202040850 U CN 202040850U CN 2011201284731 U CN2011201284731 U CN 2011201284731U CN 201120128473 U CN201120128473 U CN 201120128473U CN 202040850 U CN202040850 U CN 202040850U
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- mcu microprocessor
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Abstract
The utility model relates to a control device of an intelligent domestic gas cooker capable of preventing burning without a pan, which comprises an air inlet pipe, a gas valve, a nozzle, a flame detector, a flame probe, an electronic igniter and an ignition probe and is characterized by further comprising a micro control unit (MCU) microprocessor, a stepping motor, a touch key, a pan body detector, a pan body detection coil and an oscillator. The MCU microprocessor is connected with the gas valve through the stepping motor to control the opening and closing of the gas valve. The flame probe is connected with the flame detector, and the flame detector is connected with the MCU microprocessor for transmitting flame signals detected by the flame probe to the MCU microprocessor so as to control the stepping motor to close the valve when the flame signals disappear. The control device of the intelligent domestic gas cooker has the advantages of being capable of identifying signals indicating whether the pan body exists or not without contact and transmitting the signals to the MCU microprocessor, avoiding a phenomenon that the gas burns without the pan, and saving gas.
Description
Technical field
The utility model relates to kitchen tools articles for use technical field, relates in particular to the gas-cooker technical field.
Background technology
The control device of existing household gas range as shown in Figure 1, mainly comprises mechanical knob and burnt gas valve, and described burnt gas valve is installed in the break-make that is used to control combustion gas between the air inlet pipe of household gas range and the nozzle; Described mechanical knob is connected the break-make that is used to control burnt gas valve with burnt gas valve; Described mechanical knob is connected the break-make of the electric current that is used to control ignition simultaneously with ignition; Described ignition is connected with the igniting probe and is used to produce electric spark; Described flame detector is connected with the flame probe and is used to monitor having or not of flame; Described flame detector is connected with burnt gas valve simultaneously, and when the flame probe in detecting arrived fray-out of flame, flame detector can be controlled gas lockout valve and avoid leaking combustion gas.
The existing household gas range control device of existing family expenses does not possess the function of pot body monitoring, when the pot body when gas-cooker leaves because existing scheme does not have pot function of body monitoring, the combustion gas meeting burns away (promptly empty burning), causes the waste and the potential safety hazard of combustion gas.Further, though the applicant retrieves on November 26th, 2008 disclosed Chinese utility model patent CN200720082817.3 and has proposed a kind of scheme and can prevent empty the burning, but whether this scheme is to adopt the pot body to come the induction kettle body to exist with the mode that gas-cooker machinery contacts by the contact lever that has near switch, thereby realize the function of preventing dry combustion, this scheme is owing to adopt the mode of mechanical connection, so its service life is short, a little less than the monitoring capability, and poor reliability.
Summary of the invention
The purpose of this utility model is the deficiency for the control device that overcomes existing household gas range, has proposed to prevent the empty intelligent domestic gas cooker control device that burns.
The technical solution of the utility model is: can prevent the empty intelligent domestic gas cooker control device that burns, comprise air inlet pipe, burnt gas valve, nozzle, flame detector, the flame probe, ignition and igniting probe, it is characterized in that, also comprise the MCU microprocessor, stepper motor, touch key-press, the pot detector, pot health check-up test coil and oscillator, described MCU microprocessor is connected the break-make that is used to control burnt gas valve by stepper motor with burnt gas valve, described flame probe is connected with flame detector, and flame detector is connected with the MCU microprocessor and is used for that the flare up fire that the flame probe detects is delivered to the MCU microprocessor and is used for when flare up fire disappears the control stepper motor and cuts out burnt gas valve; Described igniting probe is connected with ignition, and ignition is connected the ignition control signal that is used for the MCU microprocessor and is delivered to ignition and produces high pressure and produce at igniting probe place and light the electric spark of combustion gas with the MCU microprocessor; Touch key-press is connected with the MCU microprocessor and is used for sending extraneous control signal to the MCU microprocessor; Described pot detector, pot health check-up test coil and oscillator are formed the monitoring of pot health check-up measurement unit in order to realize that the pot body has or not, described oscillator is connected in order to generation with a pot body monitoring coil and flows through pot alternating current of health check-up test coil, thereby the bottom, installation site that described pot health check-up test coil is positioned at pot body in order to the pot body near the time produce impedance variations under the influence at eddy current and produce the signal that the pot body has or not, described pot detector is connected the variation of pot health check-up test coil impedance when differentiating the pot body and have or not and changes the variable signal of this impedance into signal that pot body has or not with pot health check-up test coil respectively and is transferred to the automatic control of MCU microprocessor in order to the realization combustion gas with the MCU microprocessor.
The invention has the beneficial effects as follows: by MCU microprocessor, stepper motor, touch key-press, pot detector, pot health check-up test coil and the oscillator unit of this programme, can be non-contacting the signal that has or not of identification pot body and sort signal is sent to the MCU microprocessor, thereby by the automatic control of MCU microprocessor realization to burnt gas switch, large and small fire, the empty phenomenon of burning of combustion gas when having prevented from not have the pot body, thus combustion gas saved.
Description of drawings
Fig. 1 is the theory structure schematic diagram of the control device of existing household gas range.
Fig. 2 is the theory structure schematic diagram that can prevent the empty intelligent domestic gas cooker control device that burns of the present utility model.
The specific embodiment
The invention will be further described below in conjunction with the drawings and specific embodiments.
As shown in Figure 2, can prevent the empty intelligent domestic gas cooker control device that burns, comprise air inlet pipe, burnt gas valve, nozzle, flame detector, the flame probe, ignition and igniting probe, it is characterized in that, also comprise the MCU microprocessor, stepper motor, touch key-press, the pot detector, pot health check-up test coil and oscillator, described MCU microprocessor is connected the break-make that is used to control burnt gas valve by stepper motor with burnt gas valve, described flame probe is connected with flame detector, and flame detector is connected with the MCU microprocessor and is used for that the flare up fire that the flame probe detects is delivered to the MCU microprocessor and is used for when flare up fire disappears the control stepper motor and cuts out burnt gas valve; Described igniting probe is connected with ignition, and ignition is connected the ignition control signal that is used for the MCU microprocessor and is delivered to ignition and produces high pressure and produce at igniting probe place and light the electric spark of combustion gas with the MCU microprocessor; Touch key-press is connected with the MCU microprocessor and is used for sending extraneous control signal to the MCU microprocessor; Described pot detector, pot health check-up test coil and oscillator are formed the monitoring of pot health check-up measurement unit in order to realize that the pot body has or not, described oscillator is connected in order to generation with a pot body monitoring coil and flows through pot alternating current of health check-up test coil, thereby the bottom, installation site that described pot health check-up test coil is positioned at pot body in order to the pot body near the time produce impedance variations under the influence at eddy current and produce the signal that the pot body has or not, described pot detector is connected the variation of pot health check-up test coil impedance when differentiating the pot body and have or not and changes the variable signal of this impedance into signal that pot body has or not with pot health check-up test coil respectively and is transferred to the automatic control of MCU microprocessor in order to the realization combustion gas with the MCU microprocessor.
The principle that pot of the present utility model health check-up is surveyed is: the alternating current that oscillator produces flows through a pot health check-up test coil, around pot health check-up test coil, form alternating magnetic field, as the close pot of a pot health check-up test coil, produce eddy current in the pot surface, this eddy current also can form an alternating magnetic field, and this alternating magnetic field can make pot impedance of health check-up test coil change conversely again; The pot detector is exactly the variation by the impedance of detection pot health check-up test coil, thereby judges whether a pot health check-up test coil has pot body close.The pot detector is having or not the close signal of pot body to pass to the MCU microprocessor.Near there being pot health check-up test coil, then MCU opens greatly by step motor control natural gas valve as the pot body, and big fire appears in gas kitchen; When not having the pot body near pot health check-up test coil, then MCU turns down by step motor control natural gas valve, and little fire appears in gas kitchen, only keeps in a fire.Can eliminate in user's dish delivery sabot so automatically or the sky when washing pot burns phenomenon, thereby reach purpose of energy saving.
Those of ordinary skill in the art will appreciate that embodiment described here is in order to help reader understanding's principle of the present invention, should to be understood that protection scope of the present invention is not limited to such special statement and embodiment.Those of ordinary skill in the art can make various other various concrete distortion and combinations that do not break away from essence of the present invention according to these technology enlightenments disclosed by the invention, and these distortion and combination are still in protection scope of the present invention.
Claims (1)
1. can prevent the empty intelligent domestic gas cooker control device that burns, comprise air inlet pipe, burnt gas valve, nozzle, flame detector, the flame probe, ignition and igniting probe, it is characterized in that, also comprise the MCU microprocessor, stepper motor, touch key-press, the pot detector, pot health check-up test coil and oscillator, described MCU microprocessor is connected the break-make that is used to control burnt gas valve by stepper motor with burnt gas valve, described flame probe is connected with flame detector, and flame detector is connected with the MCU microprocessor and is used for that the flare up fire that the flame probe detects is delivered to the MCU microprocessor and is used for when flare up fire disappears the control stepper motor and cuts out burnt gas valve; Described igniting probe is connected with ignition, and ignition is connected the ignition control signal that is used for the MCU microprocessor and is delivered to ignition and produces high pressure and produce at igniting probe place and light the electric spark of combustion gas with the MCU microprocessor; Touch key-press is connected with the MCU microprocessor and is used for sending extraneous control signal to the MCU microprocessor; Described pot detector, pot health check-up test coil and oscillator are formed the monitoring of pot health check-up measurement unit in order to realize that the pot body has or not, described oscillator is connected in order to generation with a pot body monitoring coil and flows through pot alternating current of health check-up test coil, thereby the bottom, installation site that described pot health check-up test coil is positioned at pot body in order to the pot body near the time produce impedance variations under the influence at eddy current and produce the signal that the pot body has or not, described pot detector is connected the variation of pot health check-up test coil impedance when differentiating the pot body and have or not and changes the variable signal of this impedance into signal that pot body has or not with pot health check-up test coil respectively and is transferred to the automatic control of MCU microprocessor in order to the realization combustion gas with the MCU microprocessor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201284731U CN202040850U (en) | 2011-04-27 | 2011-04-27 | Control device of intelligent domestic gas cooker capable of preventing burning without pan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201284731U CN202040850U (en) | 2011-04-27 | 2011-04-27 | Control device of intelligent domestic gas cooker capable of preventing burning without pan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202040850U true CN202040850U (en) | 2011-11-16 |
Family
ID=44968291
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201284731U Expired - Fee Related CN202040850U (en) | 2011-04-27 | 2011-04-27 | Control device of intelligent domestic gas cooker capable of preventing burning without pan |
Country Status (1)
| Country | Link |
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| CN (1) | CN202040850U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104302029A (en) * | 2014-10-20 | 2015-01-21 | 华帝股份有限公司 | Novel cooking utensils heating device with metal pot courage detects function |
| CN104456660A (en) * | 2014-11-26 | 2015-03-25 | 华帝股份有限公司 | Pot container detection device for kitchen range |
| CN105444217A (en) * | 2015-12-29 | 2016-03-30 | 广东松山职业技术学院 | Intelligent energy-saving environment-friendly gas stove control system based on single-chip microcomputer |
| CN105823091A (en) * | 2016-03-29 | 2016-08-03 | 广东美的厨房电器制造有限公司 | Gas range and automatic firing control method thereof |
| CN106322450A (en) * | 2016-08-31 | 2017-01-11 | 浙江厨壹堂厨房电器股份有限公司 | Stepless temperature regulating type integrated cooker controlled by servo system |
| CN108548196A (en) * | 2018-05-09 | 2018-09-18 | 成都赛特厨具有限公司 | Energy-saving gas cooker |
| CN108561902A (en) * | 2018-05-16 | 2018-09-21 | 孙涵柠 | SCM Based intelligent power saving gas-cooker and its control method |
-
2011
- 2011-04-27 CN CN2011201284731U patent/CN202040850U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104302029A (en) * | 2014-10-20 | 2015-01-21 | 华帝股份有限公司 | Novel cooking utensils heating device with metal pot courage detects function |
| CN104302029B (en) * | 2014-10-20 | 2016-03-02 | 华帝股份有限公司 | Novel cooking utensils heating device with metal pot courage detects function |
| CN104456660A (en) * | 2014-11-26 | 2015-03-25 | 华帝股份有限公司 | Pot container detection device for kitchen range |
| CN105444217A (en) * | 2015-12-29 | 2016-03-30 | 广东松山职业技术学院 | Intelligent energy-saving environment-friendly gas stove control system based on single-chip microcomputer |
| CN105823091A (en) * | 2016-03-29 | 2016-08-03 | 广东美的厨房电器制造有限公司 | Gas range and automatic firing control method thereof |
| CN105823091B (en) * | 2016-03-29 | 2017-12-05 | 广东美的厨房电器制造有限公司 | Gas-cooker and gas-cooker are opened fire control method automatically |
| CN106322450A (en) * | 2016-08-31 | 2017-01-11 | 浙江厨壹堂厨房电器股份有限公司 | Stepless temperature regulating type integrated cooker controlled by servo system |
| CN108548196A (en) * | 2018-05-09 | 2018-09-18 | 成都赛特厨具有限公司 | Energy-saving gas cooker |
| CN108561902A (en) * | 2018-05-16 | 2018-09-21 | 孙涵柠 | SCM Based intelligent power saving gas-cooker and its control method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111116 Termination date: 20140427 |