CN201147202Y - Automatic pressure-transforming energy-saving spill-proof timing electric cooker - Google Patents
Automatic pressure-transforming energy-saving spill-proof timing electric cooker Download PDFInfo
- Publication number
- CN201147202Y CN201147202Y CNU2008201010195U CN200820101019U CN201147202Y CN 201147202 Y CN201147202 Y CN 201147202Y CN U2008201010195 U CNU2008201010195 U CN U2008201010195U CN 200820101019 U CN200820101019 U CN 200820101019U CN 201147202 Y CN201147202 Y CN 201147202Y
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- CN
- China
- Prior art keywords
- temperature controller
- rice cooker
- electric cooker
- resistance
- voltage
- 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.)
- Expired - Fee Related
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- 238000010438 heat treatment Methods 0.000 claims abstract description 35
- 238000004134 energy conservation Methods 0.000 claims abstract description 7
- 230000009466 transformation Effects 0.000 claims description 26
- 230000002457 bidirectional effect Effects 0.000 claims description 14
- 239000003990 capacitor Substances 0.000 claims description 14
- 230000002146 bilateral effect Effects 0.000 claims description 8
- 238000013021 overheating Methods 0.000 claims description 7
- 239000008186 active pharmaceutical agent Substances 0.000 claims description 3
- 241000209094 Oryza Species 0.000 abstract description 10
- 235000007164 Oryza sativa Nutrition 0.000 abstract description 10
- 235000009566 rice Nutrition 0.000 abstract description 10
- 230000000694 effects Effects 0.000 abstract description 6
- 239000000463 material Substances 0.000 abstract description 6
- 235000014347 soups Nutrition 0.000 abstract description 2
- 238000009835 boiling Methods 0.000 abstract 3
- 238000002485 combustion reaction Methods 0.000 abstract 3
- 229910000828 alnico Inorganic materials 0.000 abstract 1
- 230000001131 transforming effect Effects 0.000 abstract 1
- 235000013305 food Nutrition 0.000 description 5
- 239000000919 ceramic Substances 0.000 description 4
- 239000004927 clay Substances 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 238000010411 cooking Methods 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 235000013547 stew Nutrition 0.000 description 1
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Abstract
The utility model discloses an electric rice cooker which can automatically transform voltage, save energy, prevent overflow, and set time. The rice cooker includes a cooker shell, an excess temperature fuse, a heat preserver, and a heating plate. The rice cooker is characterized in that a timer is serially connected between the heat preserver and the heating plate, a voltage-transforming temperature controller and a dry-combustion preventing temperature controller are serially connected between the end B of the 220V commercial power and the heating plate, the two ends of the voltage-transforming temperature controller are connected with a power controlling circuit in parallel, the dry-combustion preventing temperature controller is stuck at the bottom center of the heating plate. The voltage-transforming temperature controller is arranged on a top cover of a flip electric rice cooker. The rice cooker dispenses with a temperature limiter (alnico) which is used by the common electric rice cooker; has a lining container made of compatible various materials, and has obvious energy conservation effect, also has diverse function for timing, automatically transforming voltage, preventing dry-combustion, and preventing overflow, can achieve excellent rice boiling, congee boiling, and soup boiling effect, and is a novel electric rice cooker.
Description
Technical field
The utility model relates to electric cooker, especially relates to regularly electric cooker of the energy-conservation anti-overflow of a kind of automatic transformation.
Background technology
The circuit of common electric cooker in the market is exactly to be in series by overheating fuse, insulation switch assembly, temperature limiter and heating board, this electric cooker does not have Energy Saving Control, full power operation is to temperature limiter tripping operation just stopping heating, the shortcoming that it exists is: power consumption is not energy-conservation, under full power, work for a long time and damage heating board easily, and the poor effect that cooks congee, after overflowing, gruel thin rice gruel causes line short easily.And because the heat conductivility of metal inner tube, ceramic liner and red-clay inner is different, also inequality as the trip temperature of the magnet steel of temperature limiter, temperature limiter is difficult to compatible various inner bag.
Electric pressure cooking saucepan then is to come energy-conservationly by transformation, and comes anti-overflow by good sealing property, but its be only limited to use metal inner tube,, then incompatible for the ceramic liner and the red-clay inner of the feature of environmental protection.
Summary of the invention
The purpose of this utility model is to provide inner bag that a kind of compatible various materials simultaneously make, has regularly, transformation, anti-dry and the multiple function of anti-overflow, Remarkable Energy Saving electric cooker automatically.
The purpose of this utility model is achieved in that the utility model comprises pot shell, panel, inner bag, inner bladder cover, overheating fuse, warmer and heating board, one end of resistance successively with warmer, connect the A end of civil power 220V after the overheating fuse series connection, another termination of resistance is in order to the cook anode of light emitting diode of state of indication, the negative electrode sending and receiving hot plate of light emitting diode, feature is that timer is connected between the public connecting end of heating board and warmer and resistance, between the B of civil power 220V end and heating board, be in series with transformation temperature controller and anti-dry temperature controller, be parallel with power control circuit at the two ends of transformation temperature controller.
The anti-dry temperature controller is attached to the bottom of heating board.
The transformation temperature controller is positioned on the top cover of flip-shell electric cooker.
The utility model is owing to set up timer on the basis of common electric cooker, cancelled common electric cooker temperature limiter (magnet steel) commonly used, therefore when cooking congee with Baoshang, timer just can carry out free timing controlled to the length of time according to user's requirement.The utility model has also designed transformation temperature controller and power control circuit, the inner bag that any material that don't work is made, as long as food has reached 100 degree in the courage, transformation temperature controller on the flip-shell electric cooker top cover disconnects, electric current is controlled at power about the 12--15% of full power through power control circuit, food can be not excessive like this, energy-saving effect is remarkable, and the inner bag (environmental protection red-clay inner, ceramic liner and metal inner tube) that different materials is made all can use on same electric cooker, has compatible widely.When dry-fire condition took place, the temperature of heating board rose rapidly, and when temperature surpassed preset temperature value (about 200 degree), the anti-dry temperature controller will disconnect, and makes the loop disconnect, and has guaranteed that temperature does not continue to rise, thereby heating board can not burnt out.Therefore the utlity model has inner bag, Remarkable Energy Saving advantage that compatible various materials of energy while are made, and have regularly, transformation, anti-dry and the multiple function of anti-overflow automatically, can reach well the effect of cooking, cook congee, stew soup, be a kind of novel electric cooker.
Description of drawings
Fig. 1 is a circuit theory schematic diagram of the present utility model.
The specific embodiment
Below in conjunction with embodiment and contrast accompanying drawing the utility model is described in further detail.
The utility model comprises pot shell, panel, inner bag, inner bladder cover, overheating fuse F, warmer BW and heating board FR, one end of resistance R 1 successively with warmer BW, connect the A end of civil power 220V after the overheating fuse F series connection, another termination of resistance R 1 is in order to the cook anode of LED of state of indication, the terminals P end of the negative electrode sending and receiving hot plate FR of LED, diode D and LED reverse parallel connection, timer DS is connected between the public connecting end of another terminals O end of heating board FR and warmer BW and resistance R 1, between the B of civil power 220V end and heating board FR, be in series with transformation temperature controller S2 and anti-dry temperature controller S1, two ends at transformation temperature controller S2 are parallel with power control circuit, power control circuit is by bidirectional thyristor Q2, bilateral diode Q1, resistance R 2 and polar capacitor C form, the B end of the first electrode M termination civil power 220V of bidirectional thyristor Q2, the public connecting end of the second electrode N termination transformation temperature controller S2 and anti-dry temperature controller S1, the trigger end Z of bidirectional thyristor Q2 end and the positive pole that meets polar capacitor C after bilateral diode Q1 connects, resistance R 2 is connected in parallel between the first electrode M end of the positive pole of polar capacitor C and bidirectional thyristor Q2, and the negative pole of polar capacitor C connects the second electrode N end of bidirectional thyristor Q2.Resistance R 2 constitutes the capacitance-resistance charge-discharge circuit with polar capacitor C.
Anti-dry temperature controller S1 is attached to the bottom of heating board FR.
Transformation temperature controller S2 is positioned on the top cover of flip-shell electric cooker.
Operation principle:
1, when dry-fire condition took place, the temperature of heating board FR rose rapidly, when temperature surpasses preset temperature value (about 200 degree), anti-dry temperature controller S1 will disconnect, make the loop disconnect, guaranteed that temperature does not continue to rise, thereby heating board FR can not burnt out.
2, transformation: after connecting the 220V civil power, transformation temperature controller S2 closure, electric current flow through heating board FR, transformation temperature controller S2 and anti-dry temperature controller S1, heating board FR begins heating, full power operation, (food temperature in the courage: 100 degree), transformation temperature controller S2 disconnects, and realizes power transfer when the temperature that arrives transformation temperature controller S2 appointment; Electric current charges through 2 couples of polar capacitor C of resistance R, when the voltage on the polar capacitor C is raised to breakdown voltage above bilateral diode Q1, bilateral diode Q1 conducting, polar capacitor C discharges rapidly, its discharge current makes bidirectional thyristor Q2 conducting, heating board FR begins heating, be full power this moment, and the voltage on the polar capacitor C descends, and bilateral diode Q1 and bidirectional thyristor Q2 all end, heating board FR stops heating, polar capacitor C charges again and discharges then, bilateral diode Q1 and bidirectional thyristor Q2 conducting and ending again, and heating board FR continues heating again and stops heating, so go round and begin again, power is controlled at about the 12--15% of full power.Food can be not excessive like this, and energy-saving effect is remarkable, and the inner bag (environmental protection red-clay inner, ceramic liner and metal inner tube) that different materials is made all can use on same electric cooker, has compatible widely.
Q2 is breakdown as bidirectional thyristor, and heating board FR will generate heat always, and when temperature surpassed preset temperature value (about 200 degree), anti-dry temperature controller S1 will disconnect, and makes the loop disconnect, thereby heating board FR can not burnt out.
3, regularly: because food (rice) is being raised to 100 expandedly rapidly when spending, at this moment power has only about 12--15%.If cook congee with Baoshang, timer DS just can be according to user's the timing controlled that requires.
Claims (3)
1, the energy-conservation anti-overflow of a kind of automatic transformation is electric cooker regularly, comprise pot shell, panel, inner bag, inner bladder cover, overheating fuse (F), warmer (BW) and heating board (FR), one end of resistance (R1) successively with warmer (BW), connect the A end of civil power 220V after overheating fuse (F) series connection, another termination of resistance (R1) is in order to the cook anode of light emitting diode (LED) of state of indication, terminals (P) end of the negative electrode sending and receiving hot plate (FR) of light emitting diode (LED), diode (D) and light emitting diode (LED) reverse parallel connection, it is characterized in that: timer (DS) is connected between the public connecting end of another terminals (O) end of heating board (FR) and warmer (BW) and resistance (R1), between the B of civil power 220V end and heating board (FR), be in series with transformation temperature controller (S2) and anti-dry temperature controller (S1), two ends at transformation temperature controller (S2) are parallel with power control circuit, power control circuit is by bidirectional thyristor (Q2), bilateral diode (Q1), resistance (R2) and polar capacitor (C) are formed, the B end of first electrode (M) the termination civil power 220V of bidirectional thyristor (Q2), the public connecting end of second electrode (N) termination transformation temperature controller (S2) and anti-dry temperature controller (S1), the trigger end (Z) of bidirectional thyristor (Q2) end and the positive pole that meets polar capacitor (C) after bilateral diode (Q1) is connected, resistance (R2) is connected in parallel between first electrode (M) end of the positive pole of polar capacitor (C) and bidirectional thyristor (Q2), and the negative pole of polar capacitor (C) connects second electrode (N) end of bidirectional thyristor (Q2).
2, the energy-conservation anti-overflow timing of automatic transformation as claimed in claim 1 electric cooker, it is characterized in that: anti-dry temperature controller (S1) is attached to the bottom of heating board (FR).
3, the energy-conservation anti-overflow timing of automatic transformation as claimed in claim 1 electric cooker, it is characterized in that: transformation temperature controller (S2) is positioned on the top cover of flip-shell electric cooker.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201010195U CN201147202Y (en) | 2008-01-02 | 2008-01-02 | Automatic pressure-transforming energy-saving spill-proof timing electric cooker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201010195U CN201147202Y (en) | 2008-01-02 | 2008-01-02 | Automatic pressure-transforming energy-saving spill-proof timing electric cooker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201147202Y true CN201147202Y (en) | 2008-11-12 |
Family
ID=40114971
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201010195U Expired - Fee Related CN201147202Y (en) | 2008-01-02 | 2008-01-02 | Automatic pressure-transforming energy-saving spill-proof timing electric cooker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201147202Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108013732A (en) * | 2016-11-02 | 2018-05-11 | 佛山市顺德区美的电热电器制造有限公司 | Electric cooker and its control method |
-
2008
- 2008-01-02 CN CNU2008201010195U patent/CN201147202Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108013732A (en) * | 2016-11-02 | 2018-05-11 | 佛山市顺德区美的电热电器制造有限公司 | Electric cooker and its control method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20081112 Termination date: 20120102 |