CN110074664A - The electric kettle and method of intelligent-induction water boiling temperature and delay cut-off - Google Patents
The electric kettle and method of intelligent-induction water boiling temperature and delay cut-off Download PDFInfo
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- CN110074664A CN110074664A CN201910353159.4A CN201910353159A CN110074664A CN 110074664 A CN110074664 A CN 110074664A CN 201910353159 A CN201910353159 A CN 201910353159A CN 110074664 A CN110074664 A CN 110074664A
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- temperature
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- kettle
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J27/00—Cooking-vessels
- A47J27/21—Water-boiling vessels, e.g. kettles
- A47J27/21008—Water-boiling vessels, e.g. kettles electrically heated
- A47J27/21158—Devices to detect overheating or boiling with a single control element or unit
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Abstract
The present invention provides a kind of intelligent-induction water boiling temperature and the electric kettles of delay cut-off, pedestal including kettle body and with kettle body cooperation, kettle body includes pot ontology and the heated seats for being mounted on pot body bottom portion, the electric heating plate in pot body bottom portion is equipped in heated seats, electric heater is in series with control switch, is additionally provided with temperature inductor and main controller in the heated seats.Compared with prior art, the electric kettle of the intelligent-induction water boiling temperature and delay cut-off, due to cancelling steam deflector, entire pot body interior cleaning;According to the temperature of main controller real-time reception, calculate rate of rise in temperature, predict the time for reaching boiling temperature, avoid because using height above sea level it is excessively high, occur because water boiling point it is too low, and can not touch control switch the phenomenon that.
Description
Technical field
The present invention relates to field of electric heating, the electric kettle of especially a kind of intelligent-induction water boiling temperature and delay cut-off
And method.
Background technique
Traditional electric kettle, as shown in Figure 1, generally comprising kettle body and the power supply line pedestal for carrying kettle body, kettle body 1
Bottom be equipped with heating dish 2, steam diversion pipe 3 is equipped in kettle body 1, kettle body bottom is equipped with double metal temperature switch 4, works as water boiling
Afterwards, water vapour is generated, water vapour flows to double metal temperature switch 4 by steam diversion pipe 3, and double metal temperature switch 4 is heated to jump
It is dynamic, electric current is cut off, the principle of automatic control is reached.There must be steam diversion pipe inside this traditional electric kettle, lead to water
Pot inner space is reduced, while must also increase structure to keep leakproofness;In addition, the precision and bimetallic of bimetal release 4
Quality itself, the accuracy for switching this body structure are relevant, therefore operating temperature application condition is big, are in embodiment to product, no
With switch, it is bigger to the time difference of cutting electric current after water boiling.
Summary of the invention
In view of the above-mentioned problems, the present invention provides a kind of intelligent-induction water boiling temperature and the electric kettle of delay cut-off,
According to the ramp-up time of real-time reception, the time for reaching boiling temperature is predicted, is avoided because excessively high using height above sea level, out
Now because water boiling point it is too low, and can not touch control switch the phenomenon that.
The technical solution adopted by the present invention are as follows:
The electric kettle of a kind of intelligent-induction water boiling temperature and delay cut-off, the power supply bottom including kettle body and with kettle body cooperation
Seat, kettle body include pot ontology and the heated seats for being mounted on pot body bottom portion, are equipped with the electricity in pot body bottom portion in heated seats
Heating dish, electric heating plate are in series with control switch, it is characterised in that: are additionally provided with temperature inductor and master control in the heated seats
Device;
Temperature inductor sends temperature signal for incuding water temperature in pot ontology, and to main controller in real time;
Main controller for receiving the real time temperature signal of temperature sensor transmitting, the speed that analysis water temperature rises, and is predicting
Water temperature, which reaches, sends power-off signal to control switch after the boiling point time.
Preferably, the anti-dry kick switches in pot body bottom portion are also in series on the electric heating plate.
The present invention also provides a kind of methods of electric kettle delay cut-off heating water, comprising the following steps:
1) control switch is pressed, water in pot ontology is heated;
2) the intrinsic temperature inductor of pot incudes water temperature, and sends temperature signal in real time to main controller, and main controller is according to reception
Real time temperature signal, the speed that analysis water temperature rises and reaches the boiling point time predicting water temperature;
3) after reaching predicted time, main controller sends power-off signal to control switch.
Preferably, two real time temperatures that temperature inductor is sent in step 2 are respectively A1, T1;A2,T2;∆T= T2-
T1, T0=(A0-A2)/(A2-A1) × T × C, T0 are that prediction reaches the boiling point time, and A0 is boiling temperature, and C is amendment constant.
Compared with prior art, the beneficial effects of the present invention are: the present invention provides a kind of intelligent-induction water boiling temperature
And the electric kettle of delay cut-off, due to cancelling steam deflector, entire pot body interior cleaning;It is connect in real time according to main controller
The temperature of receipts, calculates rate of rise in temperature, predicts the time for reaching boiling temperature, avoids because excessively high using height above sea level,
Occur because water boiling point it is too low, and can not touch control switch the phenomenon that.
Detailed description of the invention
Fig. 1, for the schematic diagram of traditional electric kettle;
Fig. 2 is the perspective view of a kind of intelligent-induction water boiling temperature provided by the invention and the electric kettle of delay cut-off;
Fig. 3 is the explosive view of a kind of intelligent-induction water boiling temperature provided by the invention and the electric kettle of delay cut-off;
Fig. 4 is the cross-sectional view A-A of a kind of intelligent-induction water boiling temperature provided by the invention and the electric kettle of delay cut-off;
Fig. 5 is the section view of kettle body in a kind of intelligent-induction water boiling temperature provided by the invention and the electric kettle of delay cut-off
Figure
Fig. 6 is the circuit diagram of a kind of intelligent-induction water boiling temperature provided by the invention and the electric kettle of delay cut-off.
Specific embodiment
Preferred embodiment provided by the invention is illustrated with reference to the accompanying drawings.
Fig. 2 to Fig. 6, for the excellent of the electric kettle of a kind of intelligent-induction water boiling temperature provided by the invention and delay cut-off
Select embodiment.The electric kettle includes kettle body 10 and the power supply base 20 with kettle body cooperation, and kettle body 10 includes pot ontology
11 and the heated seats 12 of 11 bottom of pot ontology are mounted on, the electric heating plate 121 in pot body bottom portion are equipped in heated seats 12,
Electric heating plate is in series with control switch 122, and the heated seats 12 are additionally provided with temperature inductor 123 and main controller 124, temperature sense
Device 123 sends temperature signal for incuding water temperature in pot ontology 11, and to main controller 124 in real time;Main controller 124, for receiving
The real time temperature signal that temperature sensor 123 transmits, the speed that analysis water temperature rises, and reach the boiling point time predicting water temperature
Power-off signal is sent to control switch 122 afterwards, in this way when carrying out heating water, main controller 124 is according to real from temperature sensor 123
When received temperature, calculate rate of rise in temperature, predict the time for reaching boiling temperature, after reaching preset time, from
It is dynamic that control switch is powered off, it avoids because excessively high using height above sea level, occurs because water boiling point is too low, and can not touch control switch
122 the phenomenon that, and avoid bimetal plate temperature controling switch and the disadvantage for dryouting water occur since mechanical interference cannot cut off electric current
End, it is ensured that product is safer.The temperature sensor 123 is NTC temperature inductor, and precision is relatively high, usually positive and negative 1-3 degree
Error.
The anti-dry kick switches 125 in pot body bottom portion are also in series on the electric heating plate 121, it can be in pot ontology
It trips when water dryouies in 11, so that electric heating plate 121 powers off.The anti-dry kick switches 125 are a kind of normally closed switch.
The present invention also provides a kind of methods of electric kettle delay cut-off heating water, comprising the following steps:
1) control switch 122 is pressed, water in pot ontology 11 is heated;
2) temperature inductor 123 in pot ontology 11 incudes water temperature, and sends temperature signal, main controller in real time to main controller 124
124, according to received real time temperature signal, analyze the speed that water temperature rises, and reach the boiling point time predicting water temperature;
3) after reaching predicted time, main controller 124 sends power-off signal to control switch 122.
Two real time temperatures that temperature inductor 123 is sent in step 2 are respectively A1, T1;A2,T2;T=T2-T1,
T0=(A0-A2)/(A2-A1) × T × C, T0 are that prediction reaches the boiling point time, and A0 is boiling temperature, and C is amendment constant.C is
Actual test is carried out according to the capacity of kettle, power, takes approximate number obtained from average several times.
85 degree of needs, 3.5 minutes (210 seconds) are risen to from 45 degree with the intracorporal water of pot, boiling temperature carries out for being 98 degree
Illustrate, T=210 second, rate of rise in temperature is (85 degree of -45 degree)/210 seconds=0.214 degrees second, then when prediction reaches boiling point
Between T0=(98-85)/(85-40) × 210 × C, if at this time test data C be 108%, T0=(98-85)/(85-40) × 210
× C=65.6 second, main controller can start timing when inductor temperature sensor is to 85 degree, postpone 65.6 seconds with backward control switch
Signal is sent, electric current is cut off, completes the work of control.
In addition, user can be according to varying environment or needs, the boiling temperature of oneself setting water is former using this in this way
Reason similarly can control water and power off at different temperature points (such as 90 degree), reaches and accurately carry out by temperature set by user
It heats up water purpose.
In conclusion technical solution of the present invention can sufficiently effective realization foregoing invention purpose, and knot of the invention
Structure and the principle of work and power have all adequately been verified in embodiment, can reach expected effect and purpose, without departing substantially from this
Under the premise of the principle and essence of invention, various changes or modifications can be made to the embodiment of invention.Therefore, the present invention includes
All are previously mentioned all replacement contents in range in patent claim, any to be made in scope of the present invention patent
Equivalence changes, all category this case application the scope of the patents within.
Claims (4)
1. the electric kettle of a kind of intelligent-induction water boiling temperature and delay cut-off, the power supply including kettle body and with kettle body cooperation
Pedestal, kettle body include pot ontology and the heated seats for being mounted on pot body bottom portion, are equipped in heated seats in pot body bottom portion
Electric heating plate, electric heating plate are in series with control switch, it is characterised in that: are additionally provided with temperature inductor and master control in the heated seats
Device;
Temperature inductor sends temperature signal for incuding water temperature in pot ontology, and to main controller in real time;
Main controller for receiving the real time temperature signal of temperature sensor transmitting, the speed that analysis water temperature rises, and is predicting
Water temperature, which reaches, sends power-off signal to control switch after the boiling point time.
2. the electric kettle of intelligent-induction water boiling temperature according to claim 1 and delay cut-off, it is characterised in that: institute
It states and is also in series with the anti-dry kick switches in pot body bottom portion on electric heating plate.
3. a kind of method using any electric kettle delay cut-off heating water of claim 1 to 2, which is characterized in that
The following steps are included:
1) control switch is pressed, water in pot ontology is heated;
2) the intrinsic temperature inductor of pot incudes water temperature, and sends temperature signal in real time to main controller, and main controller is according to reception
Real time temperature signal, the speed that analysis water temperature rises and reaches the boiling point time predicting water temperature;
3) after reaching predicted time, main controller sends power-off signal to control switch.
4. the method for electric kettle delay cut-off heating water according to claim 3, it is characterised in that: temperature in step 2
Two real time temperatures that inductor is sent are respectively A1, T1;A2,T2;T=T2-T1, T0=(A0-A2)/(A2-A1) × T
× C, T0 are that prediction reaches the boiling point time, and A0 is boiling temperature, and C is amendment constant.
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111050426A (en) * | 2019-12-12 | 2020-04-21 | 珠海格力电器股份有限公司 | Electric heating appliance control method and device and electric heating appliance |
CN112349501A (en) * | 2020-10-23 | 2021-02-09 | 新晃顺美威科技有限公司 | High-temperature protection method and system for dry-type transformer |
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CN111050426A (en) * | 2019-12-12 | 2020-04-21 | 珠海格力电器股份有限公司 | Electric heating appliance control method and device and electric heating appliance |
CN112349501A (en) * | 2020-10-23 | 2021-02-09 | 新晃顺美威科技有限公司 | High-temperature protection method and system for dry-type transformer |
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Effective date of registration: 20191111 Address after: 518000 Shengbaina Industrial Park, No. 6, Lingjiao South Road, Shijing Street, Pingshan District, Shenzhen City, Guangdong Province Applicant after: Yite Mechatronics Industry (Shenzhen) Co., Ltd. Address before: 516000, No. 262, West Petrochemical Avenue, Dayawan, Guangdong, Huizhou Applicant before: INTERCARD MECHANICS (HUIZHOU) CO., LTD. |
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