CN102232788B - Anti-overflow electric pressure cooker and cooking method thereof - Google Patents
Anti-overflow electric pressure cooker and cooking method thereof Download PDFInfo
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- CN102232788B CN102232788B CN201010163494.7A CN201010163494A CN102232788B CN 102232788 B CN102232788 B CN 102232788B CN 201010163494 A CN201010163494 A CN 201010163494A CN 102232788 B CN102232788 B CN 102232788B
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- 238000010411 cooking Methods 0.000 title claims abstract description 39
- 238000000034 method Methods 0.000 title claims abstract description 24
- 235000013305 food Nutrition 0.000 claims abstract description 25
- 238000009835 boiling Methods 0.000 claims abstract description 12
- 239000002184 metal Substances 0.000 claims abstract description 12
- 229910052751 metal Inorganic materials 0.000 claims abstract description 12
- 238000010438 heat treatment Methods 0.000 claims abstract description 9
- 238000003756 stirring Methods 0.000 claims abstract description 7
- 238000009434 installation Methods 0.000 claims description 8
- 239000004020 conductor Substances 0.000 claims description 3
- 230000036772 blood pressure Effects 0.000 claims description 2
- 239000007788 liquid Substances 0.000 abstract description 11
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000005485 electric heating Methods 0.000 abstract 1
- 238000001514 detection method Methods 0.000 description 5
- 210000004907 gland Anatomy 0.000 description 5
- 235000013372 meat Nutrition 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 2
- 239000000700 radioactive tracer Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 235000013547 stew Nutrition 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000005574 cross-species transmission Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000002932 luster Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 235000014347 soups Nutrition 0.000 description 1
- GOLXNESZZPUPJE-UHFFFAOYSA-N spiromesifen Chemical compound CC1=CC(C)=CC(C)=C1C(C(O1)=O)=C(OC(=O)CC(C)(C)C)C11CCCC1 GOLXNESZZPUPJE-UHFFFAOYSA-N 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
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Abstract
The invention relates to an anti-overflow electric pressure cooker and a cooking method thereof. The electric pressure cooker comprises a pot liner, a pot cover, an electric heating device and a control circuit, wherein a cooking cavity is formed between the pot liner and the pot cover and an electromagnetic steam exhaust valve which can exhaust steam fast is arranged on the pot cover. The anti-overflow electric pressure cooker further comprises an anti-overflow device which can prevent liquid overflow during fast steam exhaust, wherein the anti-overflow device comprises a first electrode and a second electrode, the first electrode is a metal guide rod which is arranged on the pot cover and extends into the cooking cavity, and the first electrode, the second electrode and the control circuit are electrically connected. The electric pressure cooker has the following beneficial effects: boiling and stirring can be realized through the fast steam exhaust in the cooking process; fast depressurization and opening of the cover can be realized through fast steam exhaust after cooking and heating are completed; and in the steam exhaust process, the anti-overflow electrodes can timely prevent overflow of food in the pot, thus avoiding polluting the kitchen or injuring the user.
Description
Technical field
The present invention relates to culinary cuisine utensil, especially a kind of anti-overflow electric pressure cooker and cooking methods thereof.
Background technology
At present commercially available electric pressure cooking saucepan is when cooking food, pot is interior in high-temperature high-pressure state, food in whole cooking process in without fluidized state, thereby experience boiling agitation phases causes the food uneven problem of being heated, easily form culinary art dead angle, especially when culinary art spoon meat, (as stew and stew congee etc.) also there will be upper lower leaf, and soup is not dense, the shortcoming that mouthfeel is poor.In addition, when culinary art spoon meat, due in pot in high-temperature high-pressure state, user can not open pot cover at once, otherwise danger can occur, and the accumulation of heat of spoon meat is large, cool time is longer, therefore, after even heating finishes, when user also needs to wait for that pressure decreased in pot is to safe pressure, can open pot cover.For solving culinary art, finish the problem of rear Rapid opening, when the stereoplasm foods such as cooked rice, prior art is provided with the high-temperature steam in electromagnetism exhaust steam valve quick drain pot on pot cover, thereby reach the object that reduces pot inner pressure, but for spoon meat, if open the quick steam discharge of electromagnetism exhaust steam valve, in pot, food can violently seethe with excitement, at this moment having large quantity of fluid sprays at a high speed from steam drain with steam, not only can pollute kitchen, the serious user that also may burn, therefore commercially available electric pressure cooking saucepan is all indicated when culinary art spoon meat at present, forbid that user starts the step-down of exhaust steam valve steam discharge, it is also unallowed in cooking process, starting that exhaust steam valve steam discharge make in pot food seethe with excitement to obtain stirring simultaneously, can cause equally liquid to overflow in a large number.
Summary of the invention
Technical problem to be solved by this invention is to overcome the deficiency that above-mentioned prior art exists and provides a kind of and in steam discharge fast, preventing the electric pressure cooking saucepan of overflow in pot and by quick steam discharge, making obtain the seething with excitement cooking methods of stirring of food in pot.
For solving the problems of the technologies described above, the technical solution adopted in the present invention is:
A kind of anti-overflow electric pressure cooker, comprise a pot courage, pot cover, electric calorifie installation and control circuit, between described pot courage and pot cover, form cooking cavity, on described pot cover, be provided with the electromagnetism exhaust steam valve of steam discharge fast, it is characterized in that: the anti-overflow device that can prevent overflow when described anti-overflow electric pressure cooker is also included in quick steam discharge, described anti-overflow device comprises the first electrode and the second electrode, described the first electrode is the metal guide rod that is arranged on pot cover and extends into cooking cavity, and described the first electrode, the second electrode and control circuit are electrically connected to.
As a kind of preferred structure of the present invention, the second electrode is to be arranged on the metal guide rod that extends into cooking cavity on pot cover, the length that described the first electrode and the second electrode extend into cooking cavity is 35～40mm, the spacing of described the first electrode, the second electrode is 20～30mm, the spacing≤50mm of the steam discharge entrance of described the first electrode, the second electrode and electromagnetism exhaust steam valve.
As another kind of preferred structure of the present invention, described the second electrode is and the metallic conductor of pot courage bottom close contact that described pot courage is metal pan courage.
The food cooking method that anti-overflow electric pressure cooker of the present invention carries out in addition, according to following order, carry out:
A. control circuit start that electric calorifie installation is heated to the food in pot courage can fluidized state;
B. food is remained on can fluidized state time, carry out in can fluidized state keep-process by control circuit make described electromagnetism exhaust steam valve at least steam discharge once change pot inner pressure and make food boiling obtain the boiling agitating procedure stirring.
Above-mentioned cooking methods is also included in after culinary art heating finishes and makes the quick steam discharge of described electromagnetism exhaust steam valve to reduce the reduction of blood pressure in high-speed operation of pot inner pressure.
The present invention, owing to being provided with the anti-overflow device can tracer liquid overflowing on pot cover, therefore has following beneficial effect:
1, in cooking process, start the quick steam discharge step-down of electromagnetism exhaust steam valve, pot interior food is acutely seethed with excitement and stirred fully, and food is heated evenly, eliminated culinary art dead angle, improved mouthfeel and the color and luster of food;
2, after culinary art finishes, start the quick steam discharge step-down of electromagnetism exhaust steam valve, can allow pressure fast reducing in pot below safe pressure, significantly reduced the stand-by period, improved the cooking efficiency of electric pressure cooking saucepan;
3, be no matter in cooking process or culinary art finish after steam discharge fast, the first electrode detection is in pot while having overflow, the first electrode and the second electrode mutual conduction, thereby control circuit cuts off electromagnetism exhaust steam valve steam discharge and prevents that pot interior overflow from polluting kitchen or injuring user, more safe and reliable.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the present invention is further illustrated.
Fig. 1 is structure and the control circuit schematic diagram of the first embodiment of the present invention;
Fig. 2 is the zoomed-in view at A place in Fig. 1;
Fig. 3 is the control flow chart of cooking methods of the present invention;
Fig. 4 is the structural representation of another embodiment of the invention;
Description of reference numerals:
1, pot cover; 6, the second electrode; 11, pot courage;
2, pot body; 7, anti-overflow control circuit; 12, cooking cavity;
3, magnetic valve; 8, electric calorifie installation; 13, gland steam exhauster.
4, pressure limiting valve; 9, heating control circuit;
5, the first electrode; 10, central processing circuit;
The specific embodiment
As Fig. 1, a kind of anti-overflow electric pressure cooker shown in Fig. 2, comprise pot body 2, insert the pot courage 11 of pot body 2, the pot cover 1 of sealing pan courage 11 oral areas, the electric calorifie installation 8 of heating kettle courage 11, control the control circuit of electric calorifie installation 8 work, heater 8 is electric hot tray in the present embodiment, between pot courage 11 and pot cover 1, form cooking cavity 12, on pot cover 1, be provided with the electromagnetism exhaust steam valve of quick steam discharge, electromagnetism exhaust steam valve comprises magnetic valve 3 and pressure limiting valve 4, pressure limiting valve 4 comprises gland steam exhauster 13, when being also included in quick steam discharge, described anti-overflow electric pressure cooker can prevent the anti-overflow device of overflow, described anti-overflow device comprises the first electrode 5 and the second electrode 6, the first electrode 5 is the metal guide rod that is arranged on pot cover 1 and extends into cooking cavity 12, control circuit comprises anti-overflow control circuit 7, central processing circuit 10 and heating control circuit 9, the first electrode 5, the second electrode 6 and anti-overflow control circuit 7 are electrically connected to, in pot during liquid overflow, the first electrode 5 and the second electrode 6 conductings, anti-overflow control circuit 7 sends this signal to central control circuit 10, central control circuit 10 outputs stop the signal of steam discharge, simultaneously anti-overflow control circuit 7 turn-offs magnetic valve 3, pressure limiting valve 4 resets, seal up gland steam exhauster 13, stop steam discharge.
As optimal way, the second electrode 6 is also arranged on pot cover 1, the second electrode 6 is for extending into the metal guide rod of cooking cavity 12, the liquid detecting end of the first electrode 5 and the second electrode 6 is arranged in same level, in present embodiment, the upper end of the first electrode 5 and the second electrode 6 is for installing stiff end, and lower end is liquid detecting end.The length that the first electrode 5 and the second electrode 6 extend into cooking cavity 12 is 35～40mm, when too short through experimental verification length, easily cause tracer liquid to overflow time lag, still have partially liq to overflow, and the long normal use that can affect user, therefore present embodiment preferred length is that 35～40mm is for best, simultaneously preferred the first electrode 5 and the second electrode 6 spacing be 20～30mm, while the first electrode 5, distance≤the 50mm of the steam discharge entrance of the second electrode 6 and gland steam exhauster 13, when the two spacing is too small, last time the liquid of overflow easily amassed and between two electrodes, does not fall and cause the misoperation of electromagnetism exhaust steam valve, the excessive sensitivity that can reduce detection of spacing, and the two steam discharge entrance distance to gland steam exhauster 13 is when excessive, liquid spill in pot when the sensitivity that can reduce detection causes steam discharge.
The method of work of the present embodiment as shown in Figure 3, start and start heat temperature raising, when central processing circuit 10 detects pot interior food temperature over boiling point, judge food after can fluidized state, according to the setting of user or the program stirring of whether seething with excitement, if need to boiling stir, start electromagnetism exhaust steam valve and open steam discharge, otherwise until culinary art heating end.In boiling whipping process, the first electrode 5, for detection of whether having overflow, has liquid spill if detected, and closes electromagnetism exhaust steam valve, otherwise continues to keep electromagnetism exhaust steam valve "On" state.In the first electrode 5 detects pot, food has stopped overflow, and electromagnetism exhaust steam valve does not reach steam discharge stipulated number or total time is stirred in boiling, again start electromagnetism exhaust steam valve and open steam discharge, otherwise boiling is stirred and is finished, until culinary art heating finishes, then central processing circuit 10 sends the instruction that whether needs quick steam discharge step-down, if need quick steam discharge step-down, start electromagnetism exhaust steam valve and " open " steam discharge fast, otherwise culinary art finishes.Identical while stirring with boiling, in the quick steam discharge step-down of electromagnetism exhaust steam valve process, whether the liquid in the first electrode 5 detection pots has overflows, detect and while overflowing, close electromagnetism exhaust steam valve and stop steam discharge, when in pot, food stops overflow, reopen the step-down of electromagnetism exhaust steam valve steam discharge, until pot inner pressure is cooked end after being down to safe opening pressure.
The structural representation of another embodiment of the invention as shown in Figure 4, present embodiment is identical with the basic structure of the first embodiment, difference is, the second electrode 6 is the metallic conductor with pot courage 11 close contacts, conventionally can be by the second electrode 6 and pot courage 11 bottom close contacts, pot courage 11 is metal pan courage, and the metal materials such as conventional aluminium, stainless steel, copper, are convenient to conducting electrical signals.The first electrode 5 is arranged on pot cover 1, between pot cover 1 and pot courage 11, is provided with sealing ring, and when having food overflow, conducting between the first electrode 5 and the second electrode 6, sends spill over, when food stops overflow, and open circuit between the first electrode 5 and the second electrode 6.
The present invention is not limited to the enforcement structure shown in Fig. 1 to Fig. 4.The first electrode of the present invention and the second electrode can also have other version, for example the first electrode and the second electrode are compounded in a metal column and are extended in cooking cavity, also the first electrode can be arranged on pot cover, the second electrode is close to the sidewall of metal pan courage.Distance between the two and length all can further increase or reduce; as long as but within while having adopted the first electrode and the second electrode to detect quick steam discharge, the technical scheme of food overflow all falls into protection scope of the present invention, electric calorifie installation also can adopt other heaters such as electromagnetic wire coil, infrared tube certainly.
Claims (10)
1. an anti-overflow electric pressure cooker, comprise a pot courage, pot cover, electric calorifie installation and control circuit, between described pot courage and pot cover, form cooking cavity, on described pot cover, be provided with the electromagnetism exhaust steam valve of steam discharge fast, it is characterized in that: the anti-overflow device that can prevent overflow when described anti-overflow electric pressure cooker is also included in quick steam discharge, described anti-overflow device comprises the first electrode and the second electrode, described the first electrode is the metal guide rod that is arranged on pot cover and extends into cooking cavity, described the first electrode, the second electrode and control circuit are electrically connected to, when described the first electrode and the second electrode conduction, control circuit turn-offs described electromagnetic exhaust valve.
2. anti-overflow electric pressure cooker according to claim 1, is characterized in that described the second electrode is the metal guide rod that is arranged on pot cover and extends into cooking cavity.
3. anti-overflow electric pressure cooker according to claim 1, is characterized in that described the second electrode is for the metallic conductor with pot courage close contact, and described pot courage is metal pan courage.
4. anti-overflow electric pressure cooker according to claim 2, is characterized in that the length that described the first electrode, the second electrode extend into cooking cavity is 35～40mm.
5. anti-overflow electric pressure cooker according to claim 2, the spacing that it is characterized in that described the first electrode, the second electrode is 20～30mm.
6. anti-overflow electric pressure cooker according to claim 2, is characterized in that the spacing≤50mm of the steam discharge entrance of described the first electrode, the second electrode and electromagnetism exhaust steam valve.
7. anti-overflow electric pressure cooker according to claim 4, the spacing that it is characterized in that described the first electrode, the second electrode is 20～30mm.
8. according to the anti-overflow electric pressure cooker described in claim 4 or 7, it is characterized in that the spacing≤50mm of the steam discharge entrance of described the first electrode, the second electrode and electromagnetism exhaust steam valve.
9. the cooking methods being undertaken by anti-overflow electric pressure cooker described in claim 1 to 7 any one, is characterized in that, carries out in order:
A. control circuit start that electric calorifie installation is heated to the food in pot courage can fluidized state;
B. food is remained on can fluidized state time, carry out in can fluidized state keep-process by control circuit make described electromagnetism exhaust steam valve at least steam discharge once change pot inner pressure and make food boiling obtain the boiling agitating procedure stirring;
C. described control circuit receives the signal of described the first electrode and the second electrode, when described the first electrode and the second electrode conduction described in control circuit turn-off described electromagnetic exhaust valve.
10. cooking methods according to claim 9, is characterized in that described cooking methods is also included in after culinary art heating finishes to make the quick steam discharge of described electromagnetism exhaust steam valve to reduce the reduction of blood pressure in high-speed operation of pot inner pressure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010163494.7A CN102232788B (en) | 2010-05-06 | 2010-05-06 | Anti-overflow electric pressure cooker and cooking method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201010163494.7A CN102232788B (en) | 2010-05-06 | 2010-05-06 | Anti-overflow electric pressure cooker and cooking method thereof |
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| Publication Number | Publication Date |
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| CN102232788A CN102232788A (en) | 2011-11-09 |
| CN102232788B true CN102232788B (en) | 2014-03-26 |
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Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103654387B (en) * | 2013-12-06 | 2015-09-16 | 四川长虹电器股份有限公司 | A kind of electric cooker and its implementation preventing spilling |
| CN103637681B (en) * | 2013-12-13 | 2016-08-17 | 深圳市北鼎晶辉科技股份有限公司 | Electric heating cooker with anti-overflow structure and overflow judgment method |
| CN103829794B (en) * | 2014-03-11 | 2017-01-04 | 深圳市北鼎晶辉科技股份有限公司 | The anti-spilled control method of electrical heating pot |
| CN105078200B (en) * | 2014-05-12 | 2017-04-19 | 美的集团股份有限公司 | Electric rice cooker and control method thereof |
| CN103960971B (en) * | 2014-05-14 | 2016-02-10 | 深圳市北鼎晶辉科技股份有限公司 | The health-promotion kettle of anti-spilling structure |
| CN105078232B (en) * | 2014-05-14 | 2017-11-03 | 佛山市顺德区美的电热电器制造有限公司 | Cooking apparatus and its control method |
| DE102014113571A1 (en) * | 2014-09-19 | 2016-03-24 | Vorwerk & Co. Interholding Gmbh | Method for releasing a lock of a lid closing a preparation vessel and food processor with a preparation vessel |
| CN106264160B (en) * | 2015-06-01 | 2019-02-15 | 佛山市顺德区美的电热电器制造有限公司 | The recognition methods of the culinary art type of electric cooking pot and electric cooking pot |
| CN108720597B (en) * | 2017-04-24 | 2023-08-22 | 浙江绍兴苏泊尔生活电器有限公司 | Overflow-proof cooking device |
| CN108175289A (en) * | 2018-02-12 | 2018-06-19 | 江苏省扬州旅游商贸学校 | A kind of pot cover of anti-overflow device and the application anti-overflow device |
| CN110313826A (en) * | 2018-03-28 | 2019-10-11 | 佛山市顺德区美的电热电器制造有限公司 | Liquid overflow detection method and device, cookware, electromagnetic heating component |
| CN108937529A (en) * | 2018-06-25 | 2018-12-07 | 珠海格力电器股份有限公司 | Boiling method and computer-readable medium, controller and cooking appliance |
| CN115005669B (en) * | 2022-06-17 | 2024-02-09 | 九阳股份有限公司 | Cooking control method of pressure cooking appliance |
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| CN1923102A (en) * | 2005-08-29 | 2007-03-07 | 林志鹏 | Anti-overflow pot cover with ventilation hole |
| CN201005479Y (en) * | 2006-11-01 | 2008-01-16 | 姜天恩 | Electric pressure cooker with a decompression structure for controlling the pressure |
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2010
- 2010-05-06 CN CN201010163494.7A patent/CN102232788B/en active Active
Patent Citations (5)
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| CN1377622A (en) * | 2001-03-31 | 2002-11-06 | 郑家领 | Anti-overflow device for pressure cooker |
| CN2706101Y (en) * | 2004-04-27 | 2005-06-29 | 林志鹏 | Overflow proof cooker |
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