CN111076237A - Protection system for preventing gas stove from being ignited for long time - Google Patents
Protection system for preventing gas stove from being ignited for long time Download PDFInfo
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- CN111076237A CN111076237A CN201911425349.9A CN201911425349A CN111076237A CN 111076237 A CN111076237 A CN 111076237A CN 201911425349 A CN201911425349 A CN 201911425349A CN 111076237 A CN111076237 A CN 111076237A
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- gas stove
- electromagnetic valve
- ignition
- button
- signal
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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
- 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
Abstract
The invention discloses a protection system for preventing a gas stove from being ignited for a long time, which is characterized in that a microswitch, a timer, a pressure releasing module when being pressed, a first gas stove electromagnetic valve, an energy selection switch, a battery and a thermocouple are added in the conventional gas stove system; the timer is used for outputting a signal to the energy selection switch after receiving a trigger signal of the microswitch; the pressing-releasing module is linked with the ignition button, when the ignition button is pressed down, the pressing-releasing module presses an extension rod of the first gas stove electromagnetic valve, when the ignition button is pressed to a stroke stop position, the pressing-releasing module releases the pressure of the first gas stove electromagnetic valve, and the extension rod of the first gas stove electromagnetic valve is not restrained any more; the energy selection switch is used for driving the electromagnetic valve of the first gas stove by using energy provided by a battery or a thermocouple. The invention realizes the protection of the ignition action of the gas stove through the targeted design of the ignition system of the gas stove.
Description
Technical Field
The invention belongs to an ignition protection device of a gas stove, and particularly relates to a protection system for preventing the gas stove from being ignited for a long time without being touched.
Background
At present, a protection device for preventing gas leakage from flameout during the operation of a gas stove is already included in the gas stove, but the protection measures are still insufficient, for example, a protection device for false ignition is lacked, and since a heavy object is likely to be inadvertently pressed on the gas stove during daily cooking or ignition is pressed for a long time during use, which easily causes the problems of too fast battery loss and gas leakage caused by abnormal ignition after the battery is exhausted, a protection device for the ignition action of the gas stove needs to be designed to prevent the occurrence of false ignition events of the gas stove.
Disclosure of Invention
The technical problem to be solved by the present invention is to provide a protection system for preventing a gas stove from being ignited for a long time, aiming at the defects of the prior art, and the protection for the ignition action of the gas stove is realized by the targeted design of the ignition system of the gas stove.
In order to achieve the technical purpose, the invention adopts the following technical scheme:
a protection system for preventing a gas stove from being ignited for a long time is characterized in that a microswitch, a timer, a pressure releasing module when being pressed, a first gas stove electromagnetic valve, an energy selection switch, a battery and a thermocouple are added in the existing gas stove system;
the microswitch is arranged at the ignition button of the gas stove, when the ignition button of the gas stove is pressed down, the microswitch is triggered, and a signal triggered by the microswitch is output to the timer;
the timer is used for accumulating a clock signal, outputting a signal to the energy selection switch after receiving a trigger signal of the microswitch, and stopping signal output after receiving the trigger signal of the microswitch for a period of time;
the pressing, namely pressure releasing module is linked with the ignition button, when the ignition button is pressed down, the pressing, namely pressure releasing module presses down an extension rod of the first gas stove electromagnetic valve, when the ignition button is pressed to a stroke stop position, the pressing, namely pressure releasing module releases the pressure of the first gas stove electromagnetic valve, and the extension rod of the first gas stove electromagnetic valve is not restrained any more;
the first gas stove electromagnetic valve is the same as the electromagnetic valve in the existing gas stove and can be opened by external force pressing, and after the gas stove is ignited successfully, the first gas stove electromagnetic valve is kept in an open state under the electric drive of the thermocouple;
the energy selection switch is used for driving the first gas stove electromagnetic valve by using energy provided by the battery or the thermocouple, when the timer outputs a signal, the energy of the battery is used for driving the first gas stove electromagnetic valve, and when the timer does not output a signal, the energy selection switch is used for driving the first gas stove electromagnetic valve by using the energy of the thermocouple.
Preferably, the pressing-down or pressure-releasing module is of a mechanical rebound structure, and releases the restraining force on the first gas stove solenoid valve when the ignition button moves to the stroke end.
Preferably, the pressing or pressure releasing module is an electronic control structure, and releases the restraining force on the first gas stove electromagnetic valve when the ignition button moves to the stroke end.
Preferably, the electronic control structure comprises a trigger button, a trigger signal generator and an electromagnet, the trigger button outputs a rising edge signal, the trigger signal generator receives the rising edge signal sent by the trigger button, the trigger signal generator outputs a high level to the electromagnetic valve after receiving the rising edge signal sent by the button, and the electromagnet works to realize the pushing of the electromagnetic valve of the first gas stove.
Preferably, the trigger signal generator outputs a high level for 1 second after receiving the rising edge signal from the button.
Preferably, the timer outputs a signal to the energy selection switch for 10 seconds after receiving the trigger signal of the micro switch.
The invention has the following beneficial effects:
after the gas stove protection system is used for preventing long-time ignition, the subjective behavior detection of the ignition action is realized by the specific design of the ignition pipeline of the gas stove and the method of designing the time limiting device, the protection of the mis-ignition action of the gas stove is realized, and the safety and the practicability of the gas stove are improved.
Drawings
FIG. 1 is a schematic diagram of the system for preventing long-time ignition without protecting the gas burner according to the present invention;
Detailed Description
The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will become apparent to those skilled in the art from the present disclosure.
It should be understood that the structures, ratios, sizes, and the like shown in the drawings and described in the specification are only used for matching with the disclosure of the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions under which the present invention can be implemented, so that the present invention has no technical significance, and any structural modification, ratio relationship change, or size adjustment should still fall within the scope of the present invention without affecting the efficacy and the achievable purpose of the present invention. In addition, the terms such as "upper", "lower", "left", "right" and "middle" used in the present specification are for clarity of description, and are not intended to limit the scope of the present invention, and changes or modifications of the relative relationship may be made without substantial changes in the technical contents.
Example 1
Referring to fig. 1, a protection system for preventing a gas stove from being ignited for a long time, which is to add a microswitch, a timer, a pressure release module when being pressed, a first gas stove electromagnetic valve, an energy selection switch, a battery and a thermocouple in the existing gas stove system;
the microswitch is arranged at the ignition button of the gas stove, when the ignition button of the gas stove is pressed down, the microswitch is triggered, and a signal triggered by the microswitch is output to the timer;
the timer is used for accumulating a clock signal, outputting a signal to the energy selection switch after receiving a trigger signal of the microswitch, and stopping signal output after receiving the trigger signal of the microswitch for a period of time;
the pressing, namely pressure releasing module is linked with the ignition button, when the ignition button is pressed down, the pressing, namely pressure releasing module presses down an extension rod of the first gas stove electromagnetic valve, when the ignition button is pressed to a stroke stop position, the pressing, namely pressure releasing module releases the pressure of the first gas stove electromagnetic valve, and the extension rod of the first gas stove electromagnetic valve is not restrained any more;
the first gas stove electromagnetic valve is the same as the electromagnetic valve in the existing gas stove and can be opened by external force pressing, and after the gas stove is ignited successfully, the first gas stove electromagnetic valve is kept in an open state under the electric drive of the thermocouple;
the energy selection switch is used for driving the first gas stove electromagnetic valve by using energy provided by the battery or the thermocouple, when the timer outputs a signal, the energy of the battery is used for driving the first gas stove electromagnetic valve, and when the timer does not output a signal, the energy selection switch is used for driving the first gas stove electromagnetic valve by using the energy of the thermocouple.
In specific implementation, the pressing-releasing module is of a mechanical rebound structure, and releases the restraining force on the first gas stove electromagnetic valve when the ignition button moves to the stroke end.
In specific implementation, the pressing-release module is an electronic control structure, and releases the restraining force on the first gas stove electromagnetic valve when the ignition button moves to the stroke end.
When the electronic control structure is specifically implemented, the electronic control structure comprises a trigger button, a trigger signal generator and an electromagnet, the trigger button outputs a rising edge signal, the trigger signal generator receives the rising edge signal sent by the trigger button, the trigger signal generator outputs a high level to the electromagnetic valve after receiving the rising edge signal sent by the button, and the electromagnet works to realize the pushing of the electromagnetic valve of the first gas stove.
In specific implementation, the trigger signal generator outputs a high level for 1 second after receiving a rising edge signal sent by the button.
In specific implementation, the timer outputs a signal to the energy selection switch after receiving the trigger signal of the microswitch, and the duration of the signal to the energy selection switch is 10 seconds.
According to the protection system for preventing the gas stove from being ignited for a long time, through the targeted design of the ignition pipeline of the gas stove and the adoption of the method of designing the time limiting device, the subjective behavior detection of the ignition action is realized, the protection of the mistaken ignition action of the gas stove is realized, and the safety and the practicability of the gas stove are improved.
Although the invention has been described in detail above with reference to a general description and specific examples, it will be apparent to one skilled in the art that modifications or improvements may be made thereto based on the invention. Accordingly, such modifications and improvements are intended to be within the scope of the invention as claimed.
Claims (6)
1. A protection system for preventing a gas stove from being ignited for a long time is characterized in that: the protection system is characterized in that a microswitch, a timer, a pressure release module when being pressed down, a first gas stove electromagnetic valve, an energy selection switch, a battery and a thermocouple are additionally arranged in the conventional gas stove system;
the microswitch is arranged at the ignition button of the gas stove, when the ignition button of the gas stove is pressed down, the microswitch is triggered, and a signal triggered by the microswitch is output to the timer;
the timer is used for accumulating a clock signal, outputting a signal to the energy selection switch after receiving a trigger signal of the microswitch, and stopping signal output after receiving the trigger signal of the microswitch for a period of time;
the pressing, namely pressure releasing module is linked with the ignition button, when the ignition button is pressed down, the pressing, namely pressure releasing module presses down an extension rod of the first gas stove electromagnetic valve, when the ignition button is pressed to a stroke stop position, the pressing, namely pressure releasing module releases the pressure of the first gas stove electromagnetic valve, and the extension rod of the first gas stove electromagnetic valve is not restrained any more;
the first gas stove electromagnetic valve is the same as the electromagnetic valve in the existing gas stove and can be opened by external force pressing, and after the gas stove is ignited successfully, the first gas stove electromagnetic valve is kept in an open state under the electric drive of the thermocouple;
the energy selection switch is used for driving the first gas stove electromagnetic valve by using energy provided by the battery or the thermocouple, when the timer outputs a signal, the energy of the battery is used for driving the first gas stove electromagnetic valve, and when the timer does not output a signal, the energy selection switch is used for driving the first gas stove electromagnetic valve by using the energy of the thermocouple.
2. The system for protecting a non-ignition gas burner from long-time ignition according to claim 1, wherein: the pressing-releasing module is of a mechanical rebound structure, and releases restraining force on the first gas stove electromagnetic valve when the ignition button moves to the stroke end.
3. The system for protecting a non-ignition gas burner from long-time ignition according to claim 2, wherein: the pressing-releasing module is an electronic control structure and releases the constraint force on the first gas stove electromagnetic valve when the ignition button moves to the stroke end.
4. A protection system for preventing a long ignition time without a gas burner as claimed in claim 3, wherein: the electronic control structure comprises a trigger button, a trigger signal generator and an electromagnet, wherein the trigger button outputs a rising edge signal, the trigger signal generator receives the rising edge signal sent by the trigger button, the trigger signal generator outputs a high level to the electromagnetic valve after receiving the rising edge signal sent by the button, and the electromagnet works to realize the pushing of the electromagnetic valve of the first gas stove.
5. The system for protecting a non-ignition gas burner from long-time ignition according to claim 4, wherein: and the trigger signal generator outputs a high level for 1 second after receiving the rising edge signal sent by the button.
6. The system for protecting a non-ignition gas burner from long-time ignition according to claim 1, wherein: the timer outputs a signal to the energy selection switch after receiving the trigger signal of the microswitch, and the duration time of the signal to the energy selection switch is 10 seconds.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911425349.9A CN111076237A (en) | 2019-12-31 | 2019-12-31 | Protection system for preventing gas stove from being ignited for long time |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911425349.9A CN111076237A (en) | 2019-12-31 | 2019-12-31 | Protection system for preventing gas stove from being ignited for long time |
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| Publication Number | Publication Date |
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| CN111076237A true CN111076237A (en) | 2020-04-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911425349.9A Withdrawn CN111076237A (en) | 2019-12-31 | 2019-12-31 | Protection system for preventing gas stove from being ignited for long time |
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| CN (1) | CN111076237A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101440965A (en) * | 2008-12-10 | 2009-05-27 | 宁波方太厨具有限公司 | Non-waiting ignition device of gas combustion range |
| CN101598354A (en) * | 2009-06-26 | 2009-12-09 | 宁波方太厨具有限公司 | A kind of igniter of gas-cooker |
| CN202469185U (en) * | 2012-02-29 | 2012-10-03 | 宁波方太厨具有限公司 | Gas stove valve body |
| CN104048328A (en) * | 2014-06-26 | 2014-09-17 | 滑志昊 | Immediate ignition method of gas stove and device for realizing same |
| CN205048491U (en) * | 2015-01-01 | 2016-02-24 | 廖智 | Photocell or thermocouple solenoid valve cooperation seesaw time delay piezo electric ignition's timing gas -cooker |
| CN205447867U (en) * | 2016-03-25 | 2016-08-10 | 浙江潮邦厨具电器有限公司 | Automatic ignition device of integrated kitchen |
| CN108006710A (en) * | 2017-12-25 | 2018-05-08 | 广东美的厨房电器制造有限公司 | Kitchen range and its ignition control device, method |
| CN108151079A (en) * | 2018-01-31 | 2018-06-12 | 佛山市云米电器科技有限公司 | A kind of igniting and energy saving formula kitchen range |
| CN207797130U (en) * | 2017-12-25 | 2018-08-31 | 广东美的厨房电器制造有限公司 | Kitchen range and its ignition control device |
| CN110440303A (en) * | 2018-05-04 | 2019-11-12 | 青岛海尔智慧厨房电器有限公司 | A kind of wink cooking stove burning ignition system, ignition method and gas-cooker |
-
2019
- 2019-12-31 CN CN201911425349.9A patent/CN111076237A/en not_active Withdrawn
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101440965A (en) * | 2008-12-10 | 2009-05-27 | 宁波方太厨具有限公司 | Non-waiting ignition device of gas combustion range |
| CN101598354A (en) * | 2009-06-26 | 2009-12-09 | 宁波方太厨具有限公司 | A kind of igniter of gas-cooker |
| CN202469185U (en) * | 2012-02-29 | 2012-10-03 | 宁波方太厨具有限公司 | Gas stove valve body |
| CN104048328A (en) * | 2014-06-26 | 2014-09-17 | 滑志昊 | Immediate ignition method of gas stove and device for realizing same |
| CN205048491U (en) * | 2015-01-01 | 2016-02-24 | 廖智 | Photocell or thermocouple solenoid valve cooperation seesaw time delay piezo electric ignition's timing gas -cooker |
| CN205447867U (en) * | 2016-03-25 | 2016-08-10 | 浙江潮邦厨具电器有限公司 | Automatic ignition device of integrated kitchen |
| CN108006710A (en) * | 2017-12-25 | 2018-05-08 | 广东美的厨房电器制造有限公司 | Kitchen range and its ignition control device, method |
| CN207797130U (en) * | 2017-12-25 | 2018-08-31 | 广东美的厨房电器制造有限公司 | Kitchen range and its ignition control device |
| CN108151079A (en) * | 2018-01-31 | 2018-06-12 | 佛山市云米电器科技有限公司 | A kind of igniting and energy saving formula kitchen range |
| CN110440303A (en) * | 2018-05-04 | 2019-11-12 | 青岛海尔智慧厨房电器有限公司 | A kind of wink cooking stove burning ignition system, ignition method and gas-cooker |
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| PB01 | Publication | ||
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20200428 |
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| WW01 | Invention patent application withdrawn after publication |