CN1522641A - Electric cooker reliability checking method - Google Patents
Electric cooker reliability checking method Download PDFInfo
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- CN1522641A CN1522641A CNA031048447A CN03104844A CN1522641A CN 1522641 A CN1522641 A CN 1522641A CN A031048447 A CNA031048447 A CN A031048447A CN 03104844 A CN03104844 A CN 03104844A CN 1522641 A CN1522641 A CN 1522641A
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Abstract
The present invention relates to a method for checking reliability of electric cooker. Said method includes the following stages: first stage: when the cooking key is pressed, supplying power for upper heating board and side heating board; second stage: after defined time, supplying power for lower heating board; and third stage; adopting continuous input mode for three times to convert into checking program, under the condition of that internal measured temperature of electric cooker reaches to set temperature, cutting off upper, side and lower heating boards.
Description
Technical field
What the present invention relates to is electric cooker, particularly be invention about electric cooker electric heating system marginal testing method.
Background technology
Electric cooker is a kind of household electrical appliance that electric energy are converted into heat energy and utilize the high-temperature high-pressure state of heat energy control pot for cooking rice.Electric cooker adopts the inductance mode of heating more welcome.The inductance mode of heating be by electromagnetic induction transfer energy to material-to-be-heated on, the material-to-be-heated a kind of mode of heating that this power conversion is become heat energy.
The structure of electric cooker mainly comprises the pot cover 200 of pot body 100 and switching pot body 100 as shown in Figure 1.
Above-mentioned pot body 100 is mainly by constituting as lower member: external shell 100a; Top is open, and its inside holds pot for cooking rice 110, is fixed on the pot for cooking rice support portion 120 in the external shell 100a; Be arranged on 120 belows, pot for cooking rice support portion, the inferior part inferior part 130 of heat energy be provided for pot for cooking rice 110; Be centered around 120 sides, pot for cooking rice support portion, the side heat plate 140 of heat energy be provided for pot for cooking rice 110 sides.
Above-mentioned side heat plate 140 adopts the have a resistance mode of heating of heat of nichrome wires energising, and inferior part inferior part 130 adopts the inductance mode of heatings.
Above-mentioned pot cover 200 is by constituting as lower member: be hinged on the external shell 100a, and with its upper case 210 in relative rotation; In upper case 210 internal fixation inner casing 220 is arranged; Be fixed on the inner casing 220, the top heating plate 230 of electric heating be provided for pot for cooking rice 110 tops; Upper case 210 outsides are exposed in its upper end, and the vapour-discharge tube 280 of top heating plate 230 downsides is exposed in its bottom; Be positioned at vapour-discharge tube 280 upper ends, open and close the pressure limiting valve 285 of vapour-discharge tube 280 pipelines according to the pressure size.
When using this electric cooker, at first open pot cover 200, food is put into 110 li in pot for cooking rice, cover pot cover 200, enclose inside.
The user selects suitable cooking mode, and the inferior part inferior part 130 and the connection power supplys such as side heat plate 140 and top heating plate 230 of pot body 100 are heated.Heat passes in the pot for cooking rice 110, and the food that is contained in the pot for cooking rice 110 is heated, and enters the cooking state.
In a word, electric cooker utilization insulation heating system can convert electric energy to heat energy, and food is heated.This insulation heating system is constituted with top heating plate 230 and side heat plate 140 and inferior part inferior part 130.Its middle and upper part heating plate 230 and side heat plate 140 generate heat with resistance mode.Inferior part inferior part 130 generates heat with induction mode.
The power of above-mentioned top heating plate 230 and side heat plate 140 is about each 40W and 50W, and the power of inferior part inferior part 130 is about 1KW.
In order to ensure electric cooker heating system operate as normal, before outbound, must make marginal testing.
For existing electric cooker is carried out marginal testing, set inspection method.In order not allow the consumer enter this inspection method in use unintentionally, this inspection method adopts the mode of continuous three input cooking keys to enter audit program, that is: the operator imports the cooking keys continuous three times, and last input will be kept more than 3 seconds and just can enter this audit program.
As shown in Figure 2, existing electric cooker marginal testing method is powered to top heating plate 230, side heat plate 140 and inferior part inferior part 130 when importing the cooking key for the first time.And cut off all power supplies of top heating plate 230, side heat plate 140 and inferior part inferior part 130 when importing the cooking key for the last time.Because when the consumer uses, import the cooking key for the first time and just enter normal cooking operation, therefore, and when importing the cooking key for the first time, must be to top heating plate 230, side heat plate 140 and inferior part inferior part 130 power supplies.
Then, in the power supply of 2 seconds internal cutting off top heating plate 230, side heat plate 140 and inferior part inferior part 130.Every then interval was given top heating plate 230, side heat plate 140 and inferior part inferior part 130 power supplies in 1.5 seconds successively.
In giving top heating plate 230, side heat plate 140 and inferior part inferior part 130 supplying time, carry out outgoing inspection.That is, above-mentioned import the cooking key for the third time after, in order to carry out the power supply that outgoing inspection cuts off top, side, inferior part inferior part 230,140,130.Afterwards, give the top heating plate 230 power supplies once more, and kept for 1.5 seconds.Ensuing program is to give top, 230,140 power supplies of side heat plate, and kept for 1.5 seconds.Afterwards, as final stage, power for top, side, inferior part inferior part 230,140,130 simultaneously.
At last, the inner thermometric of electric cooker reaches uniform temperature, cuts off all power supplys when reaching 120 ℃ of setting as the electric cooker internal temperature.
The electric cooker marginal testing method of prior art has following problem:
One, existing electric cooker marginal testing method in order to be transformed into checking mode from general cooking pattern, is imported three times the cooking key, and the operating time is long, loaded down with trivial details, and efficient is low;
Two, convert audit program to after, in the used power supply of certain hour (2 seconds) internal cutting off, operation sequence complexity;
Three, because give the transformer power output of top, side, inferior part inferior part power supply low, script can disposable inspection be divided into several stages carries out, spended time is long, and production efficiency is low.
Summary of the invention
The objective of the invention is to overcome the deficiency of above-mentioned technology, provide a kind of audit program simple, the operating time is short, the electric cooker marginal testing method that production efficiency is high.
The present invention solves the problems of the technologies described above the technical scheme that is adopted: a kind of electric cooker marginal testing method, by carrying out as the next stage:
Phase I: input cooking key, to top heating plate and side heat plate power supply stage;
Second stage: through behind the setting-up time, to the stage of inferior part inferior part power supply;
Phase III: the mode with continuous input three times converts audit program to, reaches under the situation of design temperature at the inner thermometric of electric cooker, cuts off the stage of top, side, all power supplies of inferior part inferior part.
Beneficial effect of the present invention is: adopt electric cooker marginal testing method provided by the present invention, do not need to cut off the electricity supply, can directly change from initial input cooking key and check, therefore can shorten and check the activity duration, simplify procedures, improve checking efficiency.
Description of drawings
Fig. 1 is existing electric cooker vertical section structure schematic diagram;
Fig. 2 is the voltage output curve diagram of existing electric cooker marginal testing corresponding time of method;
Fig. 3 is the voltage output curve diagram of electric cooker marginal testing corresponding time of method provided by the invention.
The specific embodiment
Below in conjunction with accompanying drawing embodiments of the invention are described in further detail:
Electric cooker marginal testing method of the present invention, by carrying out as the next stage:
Phase I: input cooking key, to top heating plate 230 and 140 power supply stages of side heat plate;
Second stage:, give the stage of inferior part inferior part 130 power supplies through behind the setting-up time;
Phase III: the mode with continuous input three times converts audit program to, reaches under the situation of design temperature at the inner thermometric of electric cooker, cuts off top, side, 230,140,130 all power supply stages of inferior part inferior part.
In described second stage, after top heating plate 230 and side heat plate 140 are switched on power supply, give inferior part inferior part 130 power supplies through 1.5 time intervals in second.
In the described phase III, the number of times of importing the cooking key continuously is three times, and last input will be kept certain hour.
The time that last input need be kept in the described phase III was 3 seconds.
Temperature at the electric cooker inner setting in the described phase III is 120 ℃.
With reference to accompanying drawing 3, specify as follows to electric cooker marginal testing method provided by the invention.
When importing the cooking key for the first time,, carry out the power outgoing inspection to top heating plate 230 and 140 power supplies of side heat plate.
The power of top heating plate 230 outputs is 40W, and the power of side heat plate 140 outputs is 50W.Be that general power is 90W.If in top heating plate 230 and side heat plate 140, break down, on the data of corresponding totalizing wattmeter, can reflect.
After top heating plate 230 and side heat plate 140 were switched on power supply, through 1.5 seconds, inferior part inferior part 130 was also connected power supply and is carried out outgoing inspection.At this moment Shu Chu general power is 1090W
Top heating plate 230 and side heat plate 140 and inferior part inferior part 130 are finished top heating plate 230, side heat plate 140 and inferior part inferior part 130 outgoing inspections in power supply within 1.5 seconds.
When continuous 2 input cooking keys, and the time of last input cooking key kept more than 3 seconds, just enter the interior temperature audit program of electric cooker automatically.
After the mode with three cooking keys of continuous input converts the temperature audit program to, when electric cooker inside reaches 120 ℃ of design temperatures, temperature controller cuts off top heating plate 230, side heat plate 140, inferior part inferior part 130 all power supplies, thus finish whole outgoing inspections.
In a word, electric cooker marginal testing method provided by the present invention, the same with existing cooking pattern, when the key of input cooking at first, simultaneously to top heating plate 230, the power outgoing inspection is carried out in 140 power supplies of side heat plate.Through behind the certain hour, carry out the power outgoing inspection of inferior part inferior part 130.
Mode with three cooking keys of continuous input converts temperature audit program in the electric cooker to, after reaching the maximum temperature that sets, cuts off all power supplies, thereby finishes whole outgoing inspections.
The present invention compares with existing electric cooker marginal testing method, and its something in common all is to carry out continuous three input cooking keys, so that the consumer avoids entering this audit program; Its difference is the outgoing inspection that the present invention can directly carry out top heating plate 230, side heat plate 140 when importing the cooking key at first, afterwards inferior part inferior part 130 is carried out outgoing inspection, than fast rapidly with existing electric cooker marginal testing method, save time, enhance productivity.
Claims (5)
1. electric cooker marginal testing method is characterized in that this inspection method is by carrying out as the next stage:
Phase I: input cooking key, to top heating plate (230) and side heat plate (140) power supply stage;
Second stage:, give the stage of inferior part inferior part (130) power supply through behind the setting-up time;
Phase III: the mode with continuous input three times converts audit program to, reaches under the situation of design temperature at the inner thermometric of electric cooker, cuts off top, side, inferior part inferior part (230), (140), (130) all power supply stages.
2. according to the inspection method described in the claim 1, it is characterized in that in described second stage, after top heating plate (230) and side heat plate (140) are switched on power supply, give inferior part inferior part (130) power supply through 1.5 time intervals in second.
3. according to the inspection method described in the claim 1, it is characterized in that in the described phase III that the number of times of importing the cooking key continuously is three times, last input will be kept certain hour.
4. according to the inspection method described in the claim 3, it is characterized in that the time that described last input need be kept was 3 seconds.
5. according to the inspection method described in the claim 1, it is characterized in that the temperature at the electric cooker inner setting is 120 ℃ in the described phase III.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CNB031048447A CN100502738C (en) | 2003-02-21 | 2003-02-21 | Electric cooker reliability checking method |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CNB031048447A CN100502738C (en) | 2003-02-21 | 2003-02-21 | Electric cooker reliability checking method |
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CN1522641A true CN1522641A (en) | 2004-08-25 |
CN100502738C CN100502738C (en) | 2009-06-24 |
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CNB031048447A Expired - Fee Related CN100502738C (en) | 2003-02-21 | 2003-02-21 | Electric cooker reliability checking method |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103616589A (en) * | 2013-11-28 | 2014-03-05 | 广东出入境检验检疫局检验检疫技术中心 | Electric cooker reliability detection device |
-
2003
- 2003-02-21 CN CNB031048447A patent/CN100502738C/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103616589A (en) * | 2013-11-28 | 2014-03-05 | 广东出入境检验检疫局检验检疫技术中心 | Electric cooker reliability detection device |
CN103616589B (en) * | 2013-11-28 | 2016-03-02 | 广东出入境检验检疫局检验检疫技术中心 | A kind of electric cooker reliability detection device |
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CN100502738C (en) | 2009-06-24 |
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Granted publication date: 20090624 Termination date: 20110221 |