CN101799693B - Heat preservation method of electric rice cooker - Google Patents
Heat preservation method of electric rice cooker Download PDFInfo
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- CN101799693B CN101799693B CN2009100422500A CN200910042250A CN101799693B CN 101799693 B CN101799693 B CN 101799693B CN 2009100422500 A CN2009100422500 A CN 2009100422500A CN 200910042250 A CN200910042250 A CN 200910042250A CN 101799693 B CN101799693 B CN 101799693B
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Abstract
The invention discloses a heat preservation method of an electric rice cooker comprising a central controller, a cover opening and closing detection device connected with the electrical signal of the central controller, an electric heater and a cooker body temperature detector, wherein the cover opening and closing detection device transfers picked up cover opening and closing signals to the central controller; the cooker body temperature detector transfers picked up cooker body temperature signals to the central controller; the central controller controls the heating temperature of the electric rice cooker by controlling the electric heater; when the environmental temperature is 18-28 DEG C and the rice cooking process is ended, the central controller controls the electric rice cooker to enter an energy-saving heat preservation state; moreover, after the rice cooking is finished by 12 hours, the central controller controls the electric rice cooker to enter a standby state. The electric rice cooker using the heat preservation method has convenient operation, saves electricity and can preserve the heat of rice in the electric rice cooker for a long time without going bad. The invention can be suitable for various electric rice cookers.
Description
Technical field
The present invention relates to the electric cooker field, relate in particular to a kind of heat preserving method of electric cooker.
Background technology
In daily life; Present most electric cooker all adopts to cook and finishes the normal insulation pattern that the back directly gets into higher temperature; And this insulation pattern is comparatively taken electricity and this single insulation pattern can not be adjusted heat preserving method as the case may be, makes electric cooker be in the state of high power consumption always.Someone proposed a kind of through on control panel, set holding temperature the electric cooker thermal-insulation control method; Like number of patent application 97112114.1; Name is called the one Chinese patent application of " thermal-insulation control method of electric cooker "; Disclose a kind of thermal-insulation control method that is used for electric cooker,, set holding temperature through respective keys then and also confirm through pushing the insulation key schedule time to select the preservation and controlling pattern.Adopt this kind preservation and controlling mode user to set the insulation pattern according to the real needs of oneself.But, adopt this method to need the user that the insulation knowledge of certain electric cooker is arranged, if the temperature that user oneself regulates can not compensate the thermal loss in the pot, just be prone to make meal rotten; If the temperature that the user regulates is too high, the drawback of expense electricity is arranged again.And user operation is loaded down with trivial details relatively, does not have a hommization.
Summary of the invention
Not enough to prior art, the present invention is special to be proposed a kind of user of need not the insulation pattern specially is set, and easy and simple to handle, using electricity wisely, can solve the heat preserving method that to the meal in the electric cooker long-term insulation makes its stay-in-grade electric cooker again.
Folding lid pick-up unit, electric heater and temperature of boiler detecting device that the heat preserving method of electric cooker, said electric cooker comprise central controller, are connected with said central controller electric signal; Said folding lid pick-up unit sends the folding lid signal that picks up to said central controller; Said temperature of boiler detecting device sends the temperature of boiler signal that picks up to said central controller, and said central controller is through controlling said electric heater and then controlling the heating-up temperature of said electric cooker; In environment temperature is 18-28 ℃ of scope and the process of cooking when finishing, the said electric cooker of said central controller controls gets into the energy-saving heat preserving state; And cook finish 12 hours after, the said electric cooker of said central controller controls gets into holding state.
Said central controller is that a whole set of that comprise timer is used for the various electric signal of electric cooker are handled and controlled the circuit of the electric cooker course of work; Predefined pattern automatically realized that kettle temperature, working time, mode of operation etc. to electric cooker detect, handle and control before it can dispatch from the factory under user's setting or according to electric cooker, and the display process result.Said holding state is meant that electric cooker is in not powered-down, and only power light is bright, and other electric component all is in run-stopping status.
The method of the invention can also comprise following controlled step:
Step 1: after said electric cooker gets into the energy-saving heat preserving state; Said central controller detects pot cover and whether has breakdown action; If not; The said electric cooker of said central controller controls gets into holding state after then keeping this energy-saving heat preserving state to finish 12 hours up to cooking, if then get into step 2;
Step 2: the said electric cooker of control gets into normal keeping warm mode to said central controller behind this signal of uncapping from picking up;
Step 3: after said electric cooker got into normal keeping warm mode, whether said central controller detected pot cover and in setting-up time, is closed, if not, the said electric cooker of said central controller controls directly gets into holding state, if then get into step 4;
Step 4: said central controller begins to calculate and is in normal keeping warm mode and continues to begin to control said electric cooker after 1 hour and get into the energy-saving heat preserving state once more from cutting out pot cover for the last time; Then return and carry out above-mentioned steps one, finish 12 hours up to cooking after the said electric cooker of said central controller controls get into holding state.
The method of the invention can also comprise following controlled step:
Steps A: in 1 hour after said electric cooker gets into the energy-saving heat preserving state; Said central controller detects pot cover and whether has breakdown action; If the said electric cooker of control gets into normal keeping warm mode to then said central controller behind this signal of uncapping from picking up;
Step B: after said electric cooker got into normal keeping warm mode, whether said central controller detected pot cover and in setting-up time, is closed, if not, the said electric cooker of said central controller controls directly gets into holding state, if then get into step C;
Step C: said central controller begins to calculate and is in normal keeping warm mode and continues to begin to control said electric cooker after 1 hour and get into the energy-saving heat preserving state once more from cutting out pot cover for the last time;
Step D: after said electric cooker gets into the energy-saving heat preserving state once more; Said central controller detects pot cover and whether has breakdown action; If; The said electric cooker of said central controller controls gets into normal keeping warm mode; And continue this normal keeping warm mode always and finish to cooking that the said electric cooker of said central controller controls gets into holding state after 12 hours, if not, said electric cooker continues this energy-saving heat preserving state and finishes the said electric cooker entering of said central controller controls holding state after 12 hours until cook.
The method of the invention can also comprise following controlled step:
Step I: in 1-12 hour after said electric cooker gets into the energy-saving heat preserving state; Said central controller detects pot cover and whether has breakdown action; If the said electric cooker of control gets into normal keeping warm mode to then said central controller behind this signal of uncapping from picking up;
Step II: whether said central controller detects pot cover and in setting-up time, is closed; If; The said electric cooker of said central controller controls got into holding state after the lasting above-mentioned normal keeping warm mode of said electric cooker finished 12 hours up to cooking; If the said electric cooker of said central controller controls directly gets into holding state not.
The method of the invention can also may further comprise the steps: if said central controller detects said folding lid pick-up unit when not having electric signal; The said electric cooker of then said central controller controls gets into normal keeping warm mode, and lasting always normal keeping warm mode finishes to cooking, and the said electric cooker of said central controller controls gets into holding state after 12 hours.
The present invention can also be that the temperature controlling range of said energy-saving heat preserving state is between 50-55 ℃.
The present invention can also be that the temperature controlling range of said normal keeping warm mode is between 68-78 ℃.
Compared with prior art, the invention has the beneficial effects as follows:
1, because the method for the invention is to control electric heater through the detected temperature of boiler signal that central controller picks up detected opening and closing lid signal of folding lid pick-up unit and temperature of boiler detecting device; To realize the electric cooker heat preserving method under the different situations; Promptly can reach long-time insulation and meal stay-in-grade effect, the energy-saving heat preserving state that also serviceability temperature is lower as much as possible is to reach the using electricity wisely purpose.
2, because this heat preserving method does not need the user that the insulation pattern specially is set, can realize full-automatic insulation pattern, make the operation of electric cooker easier, hommization.
3,, as long as the process of cooking finishes, just at first get into the lower energy-saving heat preserving pattern of temperature, thereby can reach the function of economize on electricity because whether heat preserving method according to the invention is no matter in the process of cooking, to uncap.
Because the present invention has above-mentioned advantage, use electric cooker heat preserving method of the present invention that the long-time insulation of meal in the pot is never degenerated, and reach certain power saving effect, applicable various electric cookers, electric cooker.
Description of drawings
Fig. 1 is the schematic flow sheet of the heat preserving method of the embodiment of the invention one said electric cooker;
Fig. 2 is the schematic flow sheet of the heat preserving method of the embodiment of the invention two said electric cookers;
Fig. 3 is the schematic flow sheet of the heat preserving method of the embodiment of the invention two said electric cookers.
Embodiment
Below in conjunction with accompanying drawing, further specify embodiment of the present invention.
Embodiment one:
Folding lid pick-up unit, electric heater and temperature of boiler detecting device that said electric cooker comprises central controller, is connected with said central controller electric signal.Folding lid pick-up unit is the pick-up unit that is used to detect the pot cover opening and closing, and these two course of action that will uncap and close lid are transferred to central controller through electric signal.The temperature of boiler detecting device is the pick-up unit that is used to detect temperature of boiler, and can detected temperature be transferred to central controller through electric signal.Said central controller is that a whole set of that comprise timer is used for the various electric signal of electric cooker are handled and controlled the circuit of the electric cooker course of work; Predefined pattern automatically realized that kettle temperature, working time, mode of operation etc. to electric cooker detect, handle and control before it can dispatch from the factory under user's setting or according to electric cooker, and the display process result.In technical scheme of the present invention; Central controller is according to detected open and close lid signal of the folding that receives lid pick-up unit and the detected temperature of boiler signal of temperature of boiler detecting device, controls heat time heating time and the heating-up temperature of said electric heater and then controls the heating-up temperature of said electric cooker.
As shown in Figure 1; The heat preserving method of electric cooker is in environment temperature is 18-28 ℃ of scope, when the process of cooking finishes (S001); The said electric cooker of said central controller controls gets into the energy-saving heat preserving state; And cook finish 12 hours after, no matter which kind of keeping warm mode electric cooker is in, the said electric cooker of said central controller controls gets into holding state (S002).Wherein, the temperature controlling range of energy-saving heat preserving state is between 50-55 ℃.
Said holding state is meant that electric cooker is in not powered-down, and only power light is bright, and comprises that other electric component of heating plate all is in run-stopping status.
Embodiment two:
On the basis of embodiment one, as shown in Figure 2, the inventive method also comprises following controlled step:
Step 1: after said electric cooker gets into the energy-saving heat preserving state; Said central controller detects pot cover and whether has breakdown action (S101); If not; The said electric cooker of said central controller controls gets into holding state (S106) after then keeping this energy-saving heat preserving state to finish 12 hours up to cooking, if then get into step 2.
Step 2: the said electric cooker of control gets into normal keeping warm mode (S102) to said central controller behind this signal of uncapping from picking up, with a thermal loss in the compensation pot.
Step 3: after said electric cooker gets into normal keeping warm mode; Said central controller detects pot cover and whether in setting-up time, is closed (S103), if not, the said electric cooker of said central controller controls directly gets into holding state (S107); If then get into step 4.
Step 4: said central controller begins to calculate and is in normal keeping warm mode and continues to begin to control said electric cooker after (S104) in 1 hour and get into energy-saving heat preserving state (S105) once more from cutting out pot cover for the last time; Then return and carry out above-mentioned steps one, finish 12 hours up to cooking after the said electric cooker of said central controller controls get into holding state.
Embodiment three:
On the basis of embodiment one, as shown in Figure 3, the inventive method also comprises following controlled step:
Steps A: in 1 hour after said electric cooker gets into the energy-saving heat preserving state; Said central controller detects pot cover and whether has breakdown action (S201); If; The said electric cooker of control gets into normal keeping warm mode (S202) to then said central controller behind this signal of uncapping from picking up, and begins to compensate the thermal loss in the pot.
Step B: after said electric cooker gets into normal keeping warm mode; Said central controller detects pot cover and whether in setting-up time, is closed (S203), if not, the said electric cooker of said central controller controls directly gets into holding state (S208); If then get into step C.
Step C: said central controller begins to calculate and is in normal keeping warm mode and continues to begin to control said electric cooker after 1 hour and get into energy-saving heat preserving state (S204) once more from cutting out pot cover for the last time.
After electric cooker gets into normal keeping warm mode; No matter have several times during the user and uncap, close the lid action; The central controller controls electric cooker is in the higher normal keeping warm mode of temperature always; And still to continue 1 hour normal insulation after closing lid the last time, could guarantee that a pot interior thermal loss is fully compensated, just get into the energy-saving heat preserving state of economize on electricity then.
Step D: after said electric cooker gets into the energy-saving heat preserving state once more; Said central controller detects pot cover and whether has breakdown action (S205); If; The said electric cooker of said central controller controls gets into normal keeping warm mode (S206); And continue this normal keeping warm mode always and finish to cooking that the said electric cooker of said central controller controls gets into holding state (S207) after 12 hours, if not, said electric cooker continues this energy-saving heat preserving state and finishes the said electric cooker entering of said central controller controls holding state (S207) after 12 hours until cook.
Further, cooked 1 hour that finishes back entering energy-saving heat preserving state at said electric cooker, said central controller does not detect pot cover and has breakdown action, then carries out following controlled step:
Step I: in 1-12 hour after said electric cooker gets into the energy-saving heat preserving state; Said central controller detects pot cover and whether has breakdown action (S209); If the said electric cooker of control gets into normal keeping warm mode (S210) to then said central controller behind this signal of uncapping from picking up.
Step II: said central controller detects pot cover and whether in setting-up time, is closed (S211); If; The said electric cooker of said central controller controls got into holding state (S207) after the lasting above-mentioned normal keeping warm mode of said electric cooker finished 12 hours up to cooking; If the said electric cooker of said central controller controls directly gets into holding state (S212) not.
Certainly; If cooked 0-12 hour that finishes back entering energy-saving heat preserving state at said electric cooker; Said central controller does not all detect pot cover and has breakdown action; Then because after having finished 12 hours this moment, get into holding state (S207) so said central controller will be controlled said electric cooker for cooking.
The temperature controlling range of above-mentioned normal keeping warm mode is between 68-78 ℃.
In addition; In above-mentioned two embodiment; For guaranteeing that a pot interior meal never degenerates, at any holding stage of electric cooker, if said central controller detects said folding lid pick-up unit when not having electric signal; The said electric cooker of then said central controller controls gets into normal keeping warm mode, and lasting always normal keeping warm mode finishes to cooking, and the said electric cooker of said central controller controls gets into holding state after 12 hours.
Claims (5)
1. folding lid pick-up unit, electric heater and temperature of boiler detecting device that the heat preserving method of electric cooker, said electric cooker comprise central controller, are connected with said central controller electric signal; Said folding lid pick-up unit sends the folding lid signal that picks up to said central controller; Said temperature of boiler detecting device sends the temperature of boiler signal that picks up to said central controller, and said central controller is through controlling said electric heater and then controlling the heating-up temperature of said electric cooker; It is characterized in that: in environment temperature is 18-28 ℃ of scope and the process of cooking when finishing, the said electric cooker of said central controller controls gets into the energy-saving heat preserving state, and the temperature controlling range of said energy-saving heat preserving state is between 50-55 ℃; And cook finish 12 hours after, the said electric cooker of said central controller controls gets into holding state.
2. the heat preserving method of electric cooker according to claim 1 is characterized in that: also comprise following controlled step:
Step 1: after said electric cooker gets into the energy-saving heat preserving state; Said central controller detects pot cover and whether has breakdown action; If not; The said electric cooker of said central controller controls gets into holding state after then keeping this energy-saving heat preserving state to finish 12 hours up to cooking, if then get into step 2;
Step 2: the said electric cooker of control gets into normal keeping warm mode to said central controller behind this signal of uncapping from picking up, and the temperature controlling range of said normal keeping warm mode is between 68-78 ℃;
Step 3: after said electric cooker got into normal keeping warm mode, whether said central controller detected pot cover and in setting-up time, is closed, if not, the said electric cooker of said central controller controls directly gets into holding state, if then get into step 4;
Step 4: said central controller begins to calculate and is in normal keeping warm mode and continues to begin to control said electric cooker after 1 hour and get into the energy-saving heat preserving state once more from cutting out pot cover for the last time; Then return and carry out above-mentioned steps one, finish 12 hours up to cooking after the said electric cooker of said central controller controls get into holding state.
3. the heat preserving method of electric cooker according to claim 1 is characterized in that: also comprise following controlled step:
Steps A: in 1 hour after said electric cooker gets into the energy-saving heat preserving state; Said central controller detects pot cover and whether has breakdown action; If the said electric cooker of control gets into normal keeping warm mode to then said central controller behind this signal of uncapping from picking up;
Step B: after said electric cooker got into normal keeping warm mode, whether said central controller detected pot cover and in setting-up time, is closed, if not, the said electric cooker of said central controller controls directly gets into holding state, if then get into step C;
Step C: said central controller begins to calculate and is in normal keeping warm mode and continues to begin to control said electric cooker after 1 hour and get into the energy-saving heat preserving state once more from cutting out pot cover for the last time;
Step D: after said electric cooker gets into the energy-saving heat preserving state once more; Said central controller detects pot cover and whether has breakdown action; If; The said electric cooker of said central controller controls gets into normal keeping warm mode; And continue this normal keeping warm mode always and finish to cooking that the said electric cooker of said central controller controls gets into holding state after 12 hours, if not, said electric cooker continues this energy-saving heat preserving state and finishes the said electric cooker entering of said central controller controls holding state after 12 hours until cook.
4. the heat preserving method of electric cooker according to claim 1 is characterized in that: also comprise following controlled step:
Step I: in 1-12 hour after said electric cooker gets into the energy-saving heat preserving state; Said central controller detects pot cover and whether has breakdown action; If the said electric cooker of control gets into normal keeping warm mode to then said central controller behind this signal of uncapping from picking up;
Step II: whether said central controller detects pot cover and in setting-up time, is closed; If; The said electric cooker of said central controller controls got into holding state after the lasting above-mentioned normal keeping warm mode of said electric cooker finished 12 hours up to cooking; If the said electric cooker of said central controller controls directly gets into holding state not.
5. the heat preserving method of electric cooker according to claim 1; It is characterized in that: if said central controller detects said folding lid pick-up unit when not having electric signal; The said electric cooker of then said central controller controls gets into normal keeping warm mode, and lasting always normal keeping warm mode finishes to cooking, and the said electric cooker of said central controller controls gets into holding state after 12 hours.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2009100422500A CN101799693B (en) | 2009-08-28 | 2009-08-28 | Heat preservation method of electric rice cooker |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2009100422500A CN101799693B (en) | 2009-08-28 | 2009-08-28 | Heat preservation method of electric rice cooker |
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| CN101799693A CN101799693A (en) | 2010-08-11 |
| CN101799693B true CN101799693B (en) | 2012-05-02 |
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| CN2009100422500A Expired - Fee Related CN101799693B (en) | 2009-08-28 | 2009-08-28 | Heat preservation method of electric rice cooker |
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Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102183975B (en) * | 2011-01-27 | 2014-02-26 | 浙江绍兴苏泊尔生活电器有限公司 | Heat preservation method and device of soybean milk machine |
| CN106308448A (en) * | 2015-06-17 | 2017-01-11 | 佛山市顺德区美的电热电器制造有限公司 | Method and device for heat-preservation control of electric cooking device, and electric cooking device |
| CN109124291B (en) * | 2017-06-19 | 2021-02-26 | 佛山市顺德区美的电热电器制造有限公司 | Electric cooker, heat preservation control method, heat preservation control device and readable storage medium |
| CN109965692A (en) * | 2017-12-27 | 2019-07-05 | 佛山市顺德区美的电热电器制造有限公司 | Cooking apparatus and cooking methods |
| CN110119099B (en) * | 2018-02-07 | 2022-07-15 | 佛山市顺德区美的电热电器制造有限公司 | Heating control method of electromagnetic cooking appliance and electromagnetic cooking appliance |
| CN110652189B (en) * | 2018-06-29 | 2022-09-06 | 浙江绍兴苏泊尔生活电器有限公司 | Cooking appliance and control method and device thereof |
| CN109222682B (en) * | 2018-08-29 | 2021-10-08 | 九阳股份有限公司 | Control method of food processing machine |
| CN113116166A (en) * | 2020-01-13 | 2021-07-16 | 九阳股份有限公司 | Heat preservation control method of cooking appliance |
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| CN2311997Y (en) * | 1997-12-16 | 1999-03-31 | 龙海云 | Automatic, energy-saving and temp.-keeping type electronic rice cooker |
| JP2001169903A (en) * | 1999-12-16 | 2001-06-26 | Matsushita Electric Ind Co Ltd | Rice cooker |
| CN1466926A (en) * | 2002-07-12 | 2004-01-14 | 乐金电子(天津)电器有限公司 | Control method for electric heat preservation cooker |
| CN101015414A (en) * | 2006-02-08 | 2007-08-15 | 东芝家电技术股份有限公司 | Electric cooker |
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2009
- 2009-08-28 CN CN2009100422500A patent/CN101799693B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2311997Y (en) * | 1997-12-16 | 1999-03-31 | 龙海云 | Automatic, energy-saving and temp.-keeping type electronic rice cooker |
| JP2001169903A (en) * | 1999-12-16 | 2001-06-26 | Matsushita Electric Ind Co Ltd | Rice cooker |
| CN1466926A (en) * | 2002-07-12 | 2004-01-14 | 乐金电子(天津)电器有限公司 | Control method for electric heat preservation cooker |
| CN101015414A (en) * | 2006-02-08 | 2007-08-15 | 东芝家电技术股份有限公司 | Electric cooker |
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Address after: 528234 Foshan, China, Nanhai District, Songgang Industrial Park, Industrial Park Road West Applicant after: Guangdong Elecpro Electric Appliance Holding Co., Ltd. Address before: 528234 Foshan, China, Nanhai District, Songgang Industrial Park, Industrial Park Road West Applicant before: Guangdong Elecpro Electric Appliance Holding Co., Ltd. |
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Address after: 528200 Foshan, China, Nanhai District, Songgang Industrial Park, Industrial Park Road West Patentee after: DEA GENERAL AVIATION CO., LTD. Address before: 528200 Foshan, China, Nanhai District, Songgang Industrial Park, Industrial Park Road West Patentee before: Guangdong Elecpro Electric Appliance Holding Co., Ltd. |
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Granted publication date: 20120502 Termination date: 20160828 |