CN109892976A - A kind of domestic intelligent overflow-prevention electric rice cooker - Google Patents
A kind of domestic intelligent overflow-prevention electric rice cooker Download PDFInfo
- Publication number
- CN109892976A CN109892976A CN201910289850.0A CN201910289850A CN109892976A CN 109892976 A CN109892976 A CN 109892976A CN 201910289850 A CN201910289850 A CN 201910289850A CN 109892976 A CN109892976 A CN 109892976A
- Authority
- CN
- China
- Prior art keywords
- pressure
- float
- electric cooker
- pot
- overflow
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 235000007164 Oryza sativa Nutrition 0.000 title description 10
- 235000009566 rice Nutrition 0.000 title description 10
- 240000007594 Oryza sativa Species 0.000 title 1
- 238000010438 heat treatment Methods 0.000 claims abstract description 18
- 238000000034 method Methods 0.000 claims abstract description 12
- 238000010411 cooking Methods 0.000 claims description 10
- 238000007789 sealing Methods 0.000 claims description 6
- 238000002791 soaking Methods 0.000 claims description 3
- 235000013305 food Nutrition 0.000 abstract description 14
- 238000004140 cleaning Methods 0.000 abstract description 4
- 230000033001 locomotion Effects 0.000 abstract description 4
- 150000001875 compounds Chemical class 0.000 abstract description 3
- 230000003287 optical effect Effects 0.000 abstract description 2
- 239000002245 particle Substances 0.000 abstract description 2
- 241000209094 Oryza Species 0.000 description 9
- 238000010586 diagram Methods 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000033228 biological regulation Effects 0.000 description 2
- 238000009835 boiling Methods 0.000 description 2
- 230000007717 exclusion Effects 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 235000014347 soups Nutrition 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000005622 photoelectricity Effects 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
Landscapes
- Cookers (AREA)
Abstract
A kind of domestic intelligent anti-overflow electric cooker, which covers, is additionally provided with float-controlled valve pressure sensor, controller connects float-controlled valve pressure sensor, the bottom surface of float-controlled valve is the structure of indent, indication grating or key light grid are rigidly attached to above float-controlled valve, float-controlled valve drives indication grating to do relative motion with key light grid, generate the optical signal of variation, controller is transmitted to after being converted into electric signal, controller is to measure pot inner pressure variable signal, intelligent anti-overflow electric cooker uses temperature, pressure and time Compound Control Technique, three variables of kettle temperature pressure and time are controlled simultaneously, food in pot is avoided to overflow from exhaust valve.The domestic intelligent anti-overflow electric cooker solves Domestic Electric Cooker, and overflow occurs at exhaust valve during heating, and overflow food particle easily blocks exhaust valve and safety accident occurs；The food of overflow is on pot or in dedicated spill case, inconvenient the problem of cleaning.
Description
Technical field
The present invention relates to kitchen appliance technical field, specially a kind of domestic intelligent overflow-prevention electric rice cooker.
Background technique
The cook control of process of existing Domestic Electric Cooker is a timing control, and independent variable is temperature, and temporally
Sequence changes.Basic process are as follows: heating, boiling, exhaust, overflow, limit temperature, cooling and heat preservation, are open loop automatic.So
And above structure has the following problems: the vapor expanded by heating in interior pot, and in the case where finite volume, pot inner pressure increases
Greatly, however often overflow goes out vapor or soup containing food debris at exhaust valve, is guided in an etui, clearly
Clean difficulty, cleaning will cause bacteria breed not in time, to give out a foul smell.
Pot cover and its float-controlled valve, pressure cooker (CN201610485672.5) have studied and avoid pot under pot cover closing lid state
Interior steam enters in pot cover；Float-controlled valve, pot cover and pressure cooker (CN201610397555.3) solve electric pressure cooking saucepan long-time service
It will cause mouldy, smelly inside pot cover；The electric pressure cooking saucepan (CN201510937231.X) of floatless valve has studied floatless valve
Electric pressure cooking saucepan；Float valve module and having studied with its pressure cooker (CN201520822492.2) prevents float from being glued by soup
It closes, in pressure cooker when no pressure, convenient for uncapping；The structure of visible wrong-operation preventing floater valve of electric pressure cooking saucepan
(CN201020176129.5) user is had studied by range estimation band to warn the state of helmet of color can judge can not
With the technology uncapped.Complex controll Power Regulation implementation method for immersion high-field electrode steam boiler
(CN201810314396.5) the Power Regulation method of complex controll steam boiler is had studied.
Summary of the invention
The purpose of the present invention is to provide a kind of domestic intelligent overflow-prevention electric rice cookers, to solve Domestic Electric Cooker, are heating
Overflow occurs at exhaust valve in the process, overflow food particle obstruction exhaust valve is easy, and safety accident occurs；Overflow is on pot side or dedicated
Spill case in, cleaning is difficult, and cleaning can cause smelly problem of going mouldy not in time.
Food hydrolyzes during heating in pot, and viscosity changes.Because different heating power, varying environment temperature,
The changing rule of the food of air pressure and different qualities, pressure following temperature is inconsistent, the relationship between temperature, pressure be it is nonlinear,
Pressure cannot only be controlled to cook.Put on airs rice that say that the rice of different batches, for the meter Shui to cook than different, mouthfeel is different.
To achieve the above object, the invention provides the following technical scheme: a kind of domestic intelligent overflow-prevention electric rice cooker, using temperature
Spend pressure and time Compound Control Technique, while controlling three variables of kettle temperature pressure and time, avoid in pot food from
Exhaust valve overflows, and a kind of domestic intelligent anti-overflow electric cooker includes seal ring of pot cover, pot body, handle, temperature sensor, exhaust
Valve, pressure limiting valve, heat generating device, float-controlled valve pressure sensor, interior pot, controller, interior pot are placed in pot cover, sealing ring, pot body and constitute
Cavity in, bottom be equipped with heat generating device and temperature sensor, pot cover be equipped with handle, exhaust valve, pressure limiting valve and float-controlled valve pressure
Force snesor, controller are arranged on the outside of pot body, connection temperature sensor, heat generating device and float-controlled valve pressure sensor.
Float-controlled valve pressure sensor includes pot cover, bracket, light source, lens, indication grating, key light grid, float-controlled valve, photoelectricity turn
Parallel operation part, gasket, heating the initial stage pot in air from float-controlled valve exclude, since food is not cooked also, fluid viscosity compared with
It is low, there is no food is broken to cut in the gas of exclusion, during for continuing heating, water comes to life, and steam jacks up float-controlled valve, close
Packing seals up gas vent, and pot inner pressure continues to increase, and deflection of sealing gasket increases, and light source emits beam, and becomes flat through lens
Row light converges on electrooptical device through indication grating and key light grid, using lens, is converted to electric signal, is transmitted to control
Device processed, controller detect pot inner pressure according to the numerical value of calibration, and the bottom surface of float-controlled valve 207 is the structure of indent, and steam is easier
Float-controlled valve 207 is jacked up.
A kind of domestic intelligent anti-overflow electric cooker, control method are as follows:
A) electric cooker controller single-chip microcontroller initializes, and by cooking, type selects parameter of cooking；
B) single-chip microcontroller determines whether subscription time, begins to warm up and cooks to subscription time heat generating device；
C) single-chip microcontroller determines whether temperature exceeds protection temperature after heating, and temperature is greater than protection temperature, shuts down after controller early warning；
D) temperature is less than protection temperature, and controller control heating device continues to heat；
E) pressure in monolithic machine testing electric cooker, greater than the time of setting, pot inner pressure is less than atmospheric pressure, and float does not seal normally
It closes, is shut down after controller early warning；
F) pressure in monolithic machine testing electric cooker, the time pot inner pressure less than setting are greater than atmospheric pressure, and pressure is small in electric cooker
In oil pressure relief, continue to heat；
G) pressure in monolithic machine testing electric cooker, pressure is more than or equal to oil pressure relief in electric cooker, stops heating, and delay waits pressure
Power reheats after dropping to setting value, keeps pressure in electric cooker；
H) the monolithic machine testing dwell time, into soaking time section, finally closes power supply after the dwell time is greater than setting time.
Compared with prior art, the beneficial effects of the present invention are: the domestic intelligent overflow-prevention electric rice cooker, using temperature, is pressed
Power and time Compound Control Technique, while controlling three variables of kettle temperature pressure and time avoid in pot food from exhaust
Valve overflows.
Detailed description of the invention
Fig. 1 is a kind of domestic intelligent anti-overflow automatic rice cooker structure schematic diagram；
Fig. 2 is float-controlled valve pressure sensor structure schematic diagram；
Fig. 3 is a kind of domestic intelligent anti-overflow electric cooker control flow chart.
In figure: 101, pot cover；102, sealing ring；103, pot body；104, handle；105, temperature sensor；106, exhaust valve；
107, pressure limiting valve；108, heat generating device；109, float-controlled valve pressure sensor；110, interior pot；111, controller；201；Pot cover；
202, bracket；203, light source；204, lens；205, indication grating；206, key light grid；207, float-controlled valve；208, photoelectric converter
Part；209, gasket.
Specific embodiment
Based on the embodiments of the present invention, those of ordinary skill in the art are obtained without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
Embodiment 1: as shown in a kind of domestic intelligent anti-overflow automatic rice cooker structure schematic diagram of Fig. 1, a kind of domestic intelligent is anti-
Overflow electric cooker, including pot cover 101, sealing ring 102, pot body 103, handle 104, temperature sensor 105, exhaust valve 106, pressure limiting
Valve 107, heat generating device 108, float-controlled valve pressure sensor 109, interior pot 110, controller 111；Interior pot 110 is placed in pot cover 101, close
In the cavity that seal 102, pot body 103 are constituted, bottom is equipped with heat generating device 108 and temperature sensor 105, and pot cover 101 is equipped with
Handle 104, exhaust valve 106, pressure limiting valve 107 and float-controlled valve pressure sensor 109, controller 111 are arranged in 103 outside of pot body,
Connect temperature sensor 105, heat generating device 108 and float-controlled valve pressure sensor 109.
As shown in Fig. 2 float-controlled valve pressure sensor structure schematic diagram, float-controlled valve pressure sensor 109 includes pot cover 201, branch
Frame 202, light source 203, lens 204, indication grating 205, key light grid 206, float-controlled valve 207, electrooptical device 208, gasket
209, light source (203), lens (204), indication grating (205), key light grid (206), electrooptical device (208) are fixed on pot cover
(201) on, grating sensor is formed, indication grating (205) or key light grid (206) are rigidly attached to float-controlled valve (207) above,
It heats air in initial stage pot to exclude from float-controlled valve 207, since food is not cooked also, fluid viscosity is lower, the gas of exclusion
In there is no food is broken to cut, during for continuing heating, water comes to life, and steam jacks up float-controlled valve 207, and gasket 209 is close
Gas vent is sealed, pot inner pressure continues to increase, and 209 deflection of gasket increases, and light source 203 emits beam, becomes through lens 204
Directional light converges on electrooptical device 208 through indication grating 205 and key light grid 206, using lens, is converted to electricity
Signal, is transmitted to controller 111, and controller 111 detects pot inner pressure according to the numerical value of calibration.
It just begins to warm up, indication grating 205 and key light grid 206 are opposing stationary, and controller 111 determines that pot inner pressure is atmosphere
Pressure；Steam jacks up float-controlled valve 207, and gasket 209 seals up gas vent, the high speed phase compared with key light grid 206 of indication grating 205
To movement, controller 111 determines that pot inner pressure quickly increases；209 deflection of gasket increases, indication grating 205 and key light grid
206 compare low speed relative motion, and controller 111 determines that pot inner pressure continues to rise to the threshold values of calibration, and the deformation of gasket 209 increases
Adding decline alternately, indication grating 205 and 206 low speed of key light grid move back and forth, and controller 111 determines that pot inner pressure is kept,
In other words, float-controlled valve 207 drives indication grating 205 to do relative motion with key light grid 206, generates the optical signal of variation, is converted into
Controller 111 is transmitted to after electric signal, for controller 111 to measure pot inner pressure variable signal, the bottom surface of float-controlled valve 207 is indent
Structure, steam be easier float-controlled valve 207 is jacked up.
As shown in Fig. 3 domestic intelligent anti-overflow electric cooker control flow chart, control method is as follows:
A) electric cooker controller single-chip microcontroller initializes, and by cooking, type selects parameter of cooking；
B) single-chip microcontroller determines whether subscription time, begins to warm up and cooks to subscription time heat generating device；
C) single-chip microcontroller determines whether temperature exceeds protection temperature after heating, and temperature is greater than protection temperature, stops after controller early warning
Machine is cut off the power, and dry accident is prevented；
D) temperature is less than protection temperature, and controller control heating device continues to heat；
E) pressure in monolithic machine testing electric cooker, greater than the time of setting, pot inner pressure is less than atmospheric pressure, and float is not normal
Closing, shuts down after controller early warning, cuts off the power, prevent water in electric cooker from dryouting the accident that food is burnt；
F) pressure in monolithic machine testing electric cooker, the time pot inner pressure less than setting are greater than atmospheric pressure, and float is normally closed, and is floated
After sub normal closing, pressure is less than oil pressure relief in electric cooker, continues to heat；
G) pressure in monolithic machine testing electric cooker, pressure is more than or equal to oil pressure relief in electric cooker, stops heating, and delay waits pressure
Power reheats after dropping to setting value, keeps pressure in electric cooker；
H) the monolithic machine testing dwell time, into soaking time section, finally closes power supply after the dwell time is greater than setting time,
Completion is cooked.
Embodiment 2: a kind of heat generating device of domestic intelligent anti-overflow electric cooker can also be electromagnetic induction heater.
Embodiment 3: a kind of heat generating device of domestic intelligent anti-overflow electric cooker can also be that the state of boiling has activity zero
Part limitation float-controlled valve 207 moves upwards, and movable members no longer limit float-controlled valve 207 after lid pot, play a protective role, and details can join
Read the prior art.
The content being not described in detail in this specification belongs to the prior art well known to professional and technical personnel in the field, although
Present invention has been described in detail with reference to the aforementioned embodiments, for those skilled in the art, still can be right
Technical solution documented by foregoing embodiments is modified or equivalent replacement of some of the technical features, it is all
Within the spirit and principles in the present invention, any modification, equivalent replacement, improvement and so on should be included in protection of the invention
Within the scope of.
Claims (4)
1. a kind of domestic intelligent anti-overflow electric cooker, including pot cover (101), sealing ring (102), pot body (103), handle (104),
Temperature sensor (105), exhaust valve (106), pressure limiting valve (107), heat generating device (108), float-controlled valve pressure sensor (109),
Interior pot (110), controller (111), controller (111) setting is on the outside of pot body (103), and controller (111) connection temperature
Degree sensor (105) and heat generating device (108), the interior pot (110) are placed in pot cover (101), sealing ring (102) and pot body
(103) in the cavity constituted, pot body (103) bottom is equipped with heat generating device (108) and temperature sensor (105), the pot
It covers (101) and is equipped with handle (104), exhaust valve (106) and pressure limiting valve (107), it is characterised in that: on the pot cover (101) also
Equipped with float-controlled valve pressure sensor (109), the controller (111) connects float-controlled valve pressure sensor (109).
2. a kind of domestic intelligent anti-overflow electric cooker according to claim 1, float-controlled valve pressure sensor (109) packet
Include pot cover (201), bracket (202), light source (203), lens (204), indication grating (205), key light grid (206), float-controlled valve
(207), electrooptical device (208) and gasket (209), and light source (203), lens (204), indication grating (205), key light
Grid (206) and electrooptical device (208) are fixed on pot cover (201) and form grating sensor, it is characterised in that: the instruction
Grating (205) or key light grid (206) are rigidly attached to float-controlled valve (207) above.
3. a kind of domestic intelligent anti-overflow electric cooker according to claim 1, it is characterised in that: the float-controlled valve (207)
Bottom surface be indent structure.
4. a kind of domestic intelligent anti-overflow electric cooker according to claim 1, control method are as follows:
A) electric cooker controller single-chip microcontroller initializes, and by cooking, type selects parameter of cooking；
B) single-chip microcontroller determines whether subscription time, begins to warm up and cooks to subscription time heat generating device；
C) single-chip microcontroller determines whether temperature exceeds protection temperature after heating, and temperature is greater than protection temperature, shuts down after controller early warning；
D) temperature is less than protection temperature, and controller control heating device continues to heat；
E) pressure in monolithic machine testing electric cooker, greater than the time of setting, pot inner pressure is less than atmospheric pressure, and float does not seal normally
It closes, is shut down after controller early warning；
F) pressure in monolithic machine testing electric cooker, the time pot inner pressure less than setting are greater than atmospheric pressure, and pressure is small in electric cooker
In oil pressure relief, continue to heat；
G) pressure in monolithic machine testing electric cooker, pressure is more than or equal to oil pressure relief in electric cooker, stops heating, and delay waits pressure
Power reheats after dropping to setting value, keeps pressure in electric cooker；
H) the monolithic machine testing dwell time, into soaking time section, finally closes power supply after the dwell time is greater than setting time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910289850.0A CN109892976B (en) | 2019-04-11 | 2019-04-11 | Household intelligent anti-overflow electric cooker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910289850.0A CN109892976B (en) | 2019-04-11 | 2019-04-11 | Household intelligent anti-overflow electric cooker |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109892976A true CN109892976A (en) | 2019-06-18 |
| CN109892976B CN109892976B (en) | 2024-05-03 |
Family
ID=66954583
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910289850.0A Active CN109892976B (en) | 2019-04-11 | 2019-04-11 | Household intelligent anti-overflow electric cooker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109892976B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114947519A (en) * | 2022-06-10 | 2022-08-30 | 昌欣动力（深圳）科技有限公司 | Portable cup of rubbing card |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006141978A (en) * | 2004-11-19 | 2006-06-08 | Cuckoo Electronics Co Ltd | Rice cooking control system of electric pressure rice cooker |
| CN101520316A (en) * | 2009-03-24 | 2009-09-02 | 东莞市步步高家用电器有限公司 | Pressure displacement measure and control device of electrothermal pressure kitchenware and pressure measure and control method thereof |
| JP2015080490A (en) * | 2013-10-21 | 2015-04-27 | 象印マホービン株式会社 | In-pot state determination device and cooker |
| CN105125069A (en) * | 2015-10-19 | 2015-12-09 | 珠海格力电器股份有限公司 | Pressure detection structure and electric pressure cooker |
| CN210144485U (en) * | 2019-04-11 | 2020-03-17 | 广东海洋大学 | Domestic intelligent anti-overflow flows rice cooker |
-
2019
- 2019-04-11 CN CN201910289850.0A patent/CN109892976B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006141978A (en) * | 2004-11-19 | 2006-06-08 | Cuckoo Electronics Co Ltd | Rice cooking control system of electric pressure rice cooker |
| CN101520316A (en) * | 2009-03-24 | 2009-09-02 | 东莞市步步高家用电器有限公司 | Pressure displacement measure and control device of electrothermal pressure kitchenware and pressure measure and control method thereof |
| JP2015080490A (en) * | 2013-10-21 | 2015-04-27 | 象印マホービン株式会社 | In-pot state determination device and cooker |
| CN105125069A (en) * | 2015-10-19 | 2015-12-09 | 珠海格力电器股份有限公司 | Pressure detection structure and electric pressure cooker |
| CN210144485U (en) * | 2019-04-11 | 2020-03-17 | 广东海洋大学 | Domestic intelligent anti-overflow flows rice cooker |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114947519A (en) * | 2022-06-10 | 2022-08-30 | 昌欣动力（深圳）科技有限公司 | Portable cup of rubbing card |
| CN114947519B (en) * | 2022-06-10 | 2024-01-23 | 昌欣动力（深圳）科技有限公司 | Portable friction card cup |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109892976B (en) | 2024-05-03 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202211578U (en) | Vertical type automatic air exhaust pot cover | |
| CN108497914A (en) | Water straining type high pressure rice cooker | |
| CA1102175A (en) | Apparatus for steaming foods | |
| CN205094153U (en) | Electric pressure cooker covers and has its electric pressure cooker | |
| CN210144485U (en) | Domestic intelligent anti-overflow flows rice cooker | |
| CN105455628A (en) | Electric pressure cooker delayed shut-off valve | |
| CN104688002A (en) | Cooking device and control method thereof | |
| CN109892976A (en) | A kind of domestic intelligent overflow-prevention electric rice cooker | |
| CN108209548A (en) | Sonar controls intelligent voltage power pot | |
| CN204146827U (en) | Cooker | |
| CN201641574U (en) | Electric pressure cooker with waterless baking function | |
| CN1868385A (en) | Hold-down full electric control electric pressure cooker | |
| CN208205076U (en) | A kind of temperature controlled device | |
| CN109431251A (en) | It is a kind of with the intelligent elevated chafing dish for mixing hot health maintenance effect | |
| CN105615613B (en) | Cooker | |
| CN203468304U (en) | Electric saucepan equipped with water-adding device | |
| CN209165479U (en) | A kind of hearth that the anti-dry using laser sensing is protected | |
| CN201189097Y (en) | Temperature adjustable quick overheat pan | |
| CN219500852U (en) | Energy-saving pot cover | |
| CN106724866B (en) | Food fresh-keeping method in pot cover, pot and pot | |
| RU220799U1 (en) | STEAM-WATER AUTOCLAVE-STERILIZER FOR FOOD PRESERVATION | |
| KR100664605B1 (en) | Cooking appartus-lid and heat-controller for cooking apparatus using the same | |
| CN110897497A (en) | Split type steamer | |
| RU220800U1 (en) | STEAM-WATER AUTOCLAVE-STERILIZER FOR FOOD PRESERVATION | |
| CN202723533U (en) | Intelligent pressure boiling electric pressure cooker |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |