CN105526606A - Efficient energy-saving induction cooker - Google Patents

Efficient energy-saving induction cooker Download PDF

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Publication number
CN105526606A
CN105526606A CN201510870400.2A CN201510870400A CN105526606A CN 105526606 A CN105526606 A CN 105526606A CN 201510870400 A CN201510870400 A CN 201510870400A CN 105526606 A CN105526606 A CN 105526606A
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CN
China
Prior art keywords
circuit
energy
control circuit
efficiency
conserving
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.)
Pending
Application number
CN201510870400.2A
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Chinese (zh)
Inventor
荣雪琴
刘勇
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Suzhou Vocational Institute of Industrial Technology
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Suzhou Vocational Institute of Industrial Technology
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Suzhou Vocational Institute of Industrial Technology filed Critical Suzhou Vocational Institute of Industrial Technology
Priority to CN201510870400.2A priority Critical patent/CN105526606A/en
Publication of CN105526606A publication Critical patent/CN105526606A/en
Pending legal-status Critical Current

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24CDOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
    • F24C7/00Stoves or ranges heated by electric energy
    • F24C7/002Stoves
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24CDOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
    • F24C15/00Details
    • F24C15/36Protective guards, e.g. for preventing access to heated parts
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24CDOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
    • F24C7/00Stoves or ranges heated by electric energy
    • F24C7/08Arrangement or mounting of control or safety devices
    • F24C7/081Arrangement or mounting of control or safety devices on stoves

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • General Induction Heating (AREA)

Abstract

The invention discloses an efficient energy-saving induction cooker. The efficient energy-saving induction cooker comprises a cooker body, wherein a surface plate of the cooker body is concave; coil panels and a control circuit are arranged in the cooker body; a radiation-proof net which is formed by winding metal wires is arranged between the coil panels and the bottom part of the surface plate, and the metal wires are closed or grounded; the control circuit comprises a controller, a timing circuit, a temperature control circuit, a power control circuit, a detecting alarming circuit, a display circuit, a protecting circuit and a power circuit, wherein the timing circuit, the temperature control circuit, the power control circuit, the detecting alarming circuit, the display circuit, the protecting circuit and the power circuit are connected to the controller. According to the efficient energy-saving induction cooker, a system of the induction cooker is controlled through a single-chip microcomputer, so that discrete component parts can be decreased; the induction cooker is high in efficiency, small in size, light in weight, low in noise, electricity saving, and energy saving.

Description

A kind of high-efficiency, energy-conserving and electromagnetical stove
Technical field
The present invention relates to household electrical appliance technical field, particularly relate to a kind of high-efficiency, energy-conserving and electromagnetical stove.
Background technology
The integrated circuit that electromagnetic oven of the prior art adopts larger, the device used is many, causes fault rate high, difficult debugging, and circuit is complicated, maintenance and production test inconvenience.
Summary of the invention
For the deficiency that prior art exists, object of the present invention just there are provided a kind of high-efficiency, energy-conserving and electromagnetical stove, utilizes single-chip microcomputer to carry out Systematical control, reduces the use of discrete component, makes that its efficiency is high, volume is little, lightweight, noise is little, power and energy saving.
To achieve these goals, the technical solution used in the present invention is such: a kind of high-efficiency, energy-conserving and electromagnetical stove, comprises body of heater, and the panel of described body of heater is spill, and is provided with coil panel and control circuit in body of heater; Be provided with radiation proof net between bottom described coil panel and panel, this radiation proof net is formed by metal wire coiling, and metal wire is closed or ground connection; Timing circuit, temperature-control circuit, power control circuit, detection alarm circuit, display circuit, protection circuit, power circuit that described control circuit comprises controller and is connected with controller.
As a kind of preferred version, described controller is single-chip microcomputer.
As a kind of preferred version, described temperature-control circuit and power control circuit are respectively by regulator potentiometer output temperature and power after analog-digital converter is changed again.
As a kind of preferred version, described power control circuit comprises voltage resonance converter.
As a kind of preferred version, described detection alarm circuit comprises current transformer, divider resistance, filter circuit, voltage comparator, the input of described voltage comparator and current transformer, divider resistance, filter circuit are connected in parallel, and its input is connected with loudspeaker.
As a kind of preferred version, described display circuit adopts 8 Digital sum pipes and decoder to realize the display of time and temperature.
As a kind of preferred version, described protection circuit comprises under-voltage protecting circuit and overvoltage crowbar.
As a kind of preferred version, described power circuit adopts voltage stabilizing chip 7805.
As a kind of preferred version, described body of heater has gutter channel, the panel upper and lower end that body of heater is located in the upper end of described gutter channel is connected with drain sump.
As a kind of preferred version, described metal wire is arranged on metal framework, and described metal framework is fixedly connected on lower surface bottom panel or coil panel, and metal framework is provided with coiling hook.
Compared with prior art, beneficial effect of the present invention:
1. utilize single-chip microcomputer to carry out Systematical control, reduce the use of discrete component, make that its efficiency is high, volume is little, lightweight, noise is little, power and energy saving;
2. spill is arranged to by panel, pot can be fixed, improve security;
3. radiation proof net is housed, has effectively organized electromagnetic radiation directive surrounding to reveal.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is circuit block diagram of the present invention;
Fig. 3 is the circuit theory diagrams of timing circuit in the present invention;
Fig. 4 is the circuit theory diagrams of temperature-control circuit in the present invention;
Fig. 5 is the circuit theory diagrams of power control circuit in the present invention;
Fig. 6 is the circuit theory diagrams of detection alarm circuit in the present invention;
Fig. 7 is the circuit theory diagrams of display circuit in the present invention;
Fig. 8 is the circuit theory diagrams of protection circuit in the present invention;
Fig. 9 is the circuit theory diagrams of power circuit in the present invention;
Figure 10 is the structural representation of radiation proof net in the present invention.
Detailed description of the invention
Below in conjunction with specific embodiment, the invention will be further described.Following examples only for technical scheme of the present invention is clearly described, and can not limit the scope of the invention with this.
Embodiment:
As shown in Figure 1, a kind of high-efficiency, energy-conserving and electromagnetical stove, comprises body of heater 1, and the panel 2 of described body of heater 1 is spill, and is provided with coil panel 3 and control circuit in body of heater 1; Be provided with radiation proof net 4 between bottom described coil panel 3 and panel 2, this radiation proof net 4 is formed by metal wire 41 coiling, and metal wire 41 is closed or ground connection; As shown in Figure 2; timing circuit 52, temperature-control circuit 53, power control circuit 54, detection alarm circuit 55, display circuit 56, protection circuit 57, power circuit 58 that described control circuit comprises controller 51 and is connected with controller 51; described controller 51 is single-chip microcomputer, and the model of employing is AT89C51.
As shown in Figure 3, described timing circuit 52 comprises signal generator, time display circuit, key circuit and indicating circuit, described indicating circuit adopts sound instruction, element is loudspeaker, and user arranges timing by key circuit, when timing then, loudspeaker is sounded and is pointed out user, when timing is also less than, and when user wants to stop, then the button by key circuit interrupts.
As shown in Figure 4, shown temperature-control circuit 53 carries out by regulator potentiometer RV1 the size arranging constant temperature, then after modulus converter A/D 0808 is changed output temperature, if temperature is higher than the upper limit or lower than lower limit, automatic alarm, simultaneously overtemperature warning lamp is bright.
As shown in Figure 5, described power control circuit 54 forms voltage resonance converter by heater coil L1, diode D5 ~ D9, power tube Q3 ~ Q10, and wherein the effect of diode D8, diode D9 is for partial resonance electric current provides path, protection power tube.Power tube is the main switch of voltage resonance converter, and the pwm signal exported by controller amplifies by power tube Q3 ~ Q6, and power tube Q7 ~ Q9 is equivalent to a general power switch.When general power switch conduction, make DC voltage be added on heater coil L1, the electric current in heater coil L1 by exponentially rise, by heater coil L1 to Load transportation energy, heater coil L1 generates heat, simultaneously heater coil L1 also stored energy; When after general power switch OFF, the energy trasfer generation resonance in heater coil L1.Carried out the setting of watt level by regulator potentiometer RV1, then through modulus converter A/D 0808 change after power output.
As shown in Figure 6, described detection alarm circuit 55 comprises current transformer TR2, divider resistance R17, filter circuit, voltage comparator LM339, the input of described voltage comparator LM339 and current transformer TR2, divider resistance R17, filter circuit are connected in parallel, and its input is connected with loudspeaker.Wherein filter circuit is made up of diode D4, electric capacity C10, when the 7 pin voltages of voltage comparator LM339 are higher than 6 pin, exporting a high level, detecting charge threshold level, when voltage is less than this critical value by measuring one without pot, then think without pot, if without pot, then report to the police, if voltage is higher than critical value, then think there is pot, recover original duty.
As shown in Figure 7, described display circuit 56 adopts 8 Digital sum pipes and decoder 74LS138 to realize the display of time and temperature, the position route selection of described 8 Digital sum pipes is controlled by controller respectively, inputted by delivery outlet A, B, C of decoder 74LS138 and export through decoder 74LS138 decoding output Y0 ~ Y7, the position being then input to 8 Digital sum pipes successively selects 8 ~ 1 mouthfuls.Wherein also comprise LED, for showing without pot instruction, overtemperature instruction and instruction working properly.
As shown in Figure 8; described protection circuit 57 comprises under-voltage protecting circuit and overvoltage crowbar; wherein under-voltage protecting circuit is made up of 1,2,3 pin of piezo-resistance RV2, comparator LM324 and peripheral assembly; wherein overvoltage crowbar is made up of 5,6,7 pin of piezo-resistance RV3, comparator LM324 and peripheral assembly; resistance R5 ~ R8 provides reference voltage for comparator; resistance R4, resistance R5, resistance R6, resistance R12, resistance R14, resistance R16 are divider resistance, and diode VD1, VD2 are coupling diode.
As shown in Figure 9, described power circuit 58 adopts voltage stabilizing chip 7805.
The preferred described body of heater of the present invention has gutter channel 6, and panel 2 upper and lower end that body of heater 1 is located in the upper end of described gutter channel 6 is connected with drain sump 7.
As shown in Figure 10, described metal wire 41 is arranged on metal framework 42, and described metal framework 42 is fixedly connected on lower surface bottom panel 2 or coil panel 3, and metal framework 42 is provided with coiling hook 43.
The above is only the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the prerequisite not departing from the technology of the present invention principle; can also make some improvement and distortion, these improve and distortion also should be considered as protection scope of the present invention.

Claims (10)

1. a high-efficiency, energy-conserving and electromagnetical stove, comprises body of heater, it is characterized in that: the panel of described body of heater is spill, and is provided with coil panel and control circuit in body of heater; Be provided with radiation proof net between bottom described coil panel and panel, this radiation proof net is formed by metal wire coiling, and metal wire is closed or ground connection; Timing circuit, temperature-control circuit, power control circuit, detection alarm circuit, display circuit, protection circuit, power circuit that described control circuit comprises controller and is connected with controller.
2. a kind of high-efficiency, energy-conserving and electromagnetical stove according to claim 1, is characterized in that: described controller is single-chip microcomputer.
3. a kind of high-efficiency, energy-conserving and electromagnetical stove according to claim 2, is characterized in that: described temperature-control circuit and power control circuit are respectively by regulator potentiometer output temperature and power after analog-digital converter is changed again.
4. a kind of high-efficiency, energy-conserving and electromagnetical stove according to claim 3, is characterized in that: described power control circuit comprises voltage resonance converter.
5. a kind of high-efficiency, energy-conserving and electromagnetical stove according to claim 4, it is characterized in that: described detection alarm circuit comprises current transformer, divider resistance, filter circuit, voltage comparator, the input of described voltage comparator and current transformer, divider resistance, filter circuit are connected in parallel, and its input is connected with loudspeaker.
6. a kind of high-efficiency, energy-conserving and electromagnetical stove according to claim 5, is characterized in that: described display circuit adopts 8 Digital sum pipes and decoder to realize the display of time and temperature.
7. a kind of high-efficiency, energy-conserving and electromagnetical stove according to claim 6, is characterized in that: described protection circuit comprises under-voltage protecting circuit and overvoltage crowbar.
8. a kind of high-efficiency, energy-conserving and electromagnetical stove according to claim 7, is characterized in that: described power circuit adopts voltage stabilizing chip 7805.
9. a kind of high-efficiency, energy-conserving and electromagnetical stove according to claim 1, is characterized in that: described body of heater has gutter channel, and the panel upper and lower end that body of heater is located in the upper end of described gutter channel is connected with drain sump.
10. a kind of high-efficiency, energy-conserving and electromagnetical stove according to claim 1, is characterized in that: described metal wire is arranged on metal framework, and described metal framework is fixedly connected on lower surface bottom panel or coil panel, and metal framework is provided with coiling hook.
CN201510870400.2A 2015-12-02 2015-12-02 Efficient energy-saving induction cooker Pending CN105526606A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510870400.2A CN105526606A (en) 2015-12-02 2015-12-02 Efficient energy-saving induction cooker

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510870400.2A CN105526606A (en) 2015-12-02 2015-12-02 Efficient energy-saving induction cooker

Publications (1)

Publication Number Publication Date
CN105526606A true CN105526606A (en) 2016-04-27

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106786352A (en) * 2016-12-05 2017-05-31 成都小晓学教育咨询有限公司 A kind of protective circuit for electric appliance of over-and under-voltage
CN106786397A (en) * 2016-12-05 2017-05-31 成都小晓学教育咨询有限公司 Voltage protection circuit based on circuit rectifies bridge
CN112856501A (en) * 2021-01-13 2021-05-28 佛山市易豆科技有限公司 Induction cooker control system

Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2294402Y (en) * 1997-01-31 1998-10-14 祝世权 High efficiency and energy saving electromagnetic range
CN2696497Y (en) * 2004-04-20 2005-05-04 欧阳永军 Vacuum intellient energy saving pan
JP2007299579A (en) * 2006-04-28 2007-11-15 Matsushita Electric Ind Co Ltd Induction-heating cooker
JP2008005875A (en) * 2006-06-27 2008-01-17 Matsushita Electric Ind Co Ltd Cooker and electromagnetic induction cooker
US20110147371A1 (en) * 2009-12-21 2011-06-23 Electronics And Telecommunications Research Institute Energy supplying apparatus using magnetic resonance, cooking apparatus using magnetic resonance and method using the same
JP2012199247A (en) * 2012-06-12 2012-10-18 Mitsubishi Electric Corp Heating cooking device
CN203298357U (en) * 2013-04-24 2013-11-20 深圳市诺华尼克电子有限公司 Induction cooker based on Z-Wave wireless control
CN204345764U (en) * 2014-12-10 2015-05-20 成都银顶科技有限公司 The outer electromagnetic radiation absorption plant of electromagnetic oven body
CN204513507U (en) * 2015-03-31 2015-07-29 浙江绍兴苏泊尔生活电器有限公司 Induction cooker frame and induction cooker
CN204539506U (en) * 2015-02-02 2015-08-05 天津市龙河民福标准件有限公司 A kind of HF induction heating apparatus that can automatically control
CN205191662U (en) * 2015-12-02 2016-04-27 苏州工业职业技术学院 Energy -efficient electromagnetism stove

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2294402Y (en) * 1997-01-31 1998-10-14 祝世权 High efficiency and energy saving electromagnetic range
CN2696497Y (en) * 2004-04-20 2005-05-04 欧阳永军 Vacuum intellient energy saving pan
JP2007299579A (en) * 2006-04-28 2007-11-15 Matsushita Electric Ind Co Ltd Induction-heating cooker
JP2008005875A (en) * 2006-06-27 2008-01-17 Matsushita Electric Ind Co Ltd Cooker and electromagnetic induction cooker
US20110147371A1 (en) * 2009-12-21 2011-06-23 Electronics And Telecommunications Research Institute Energy supplying apparatus using magnetic resonance, cooking apparatus using magnetic resonance and method using the same
JP2012199247A (en) * 2012-06-12 2012-10-18 Mitsubishi Electric Corp Heating cooking device
CN203298357U (en) * 2013-04-24 2013-11-20 深圳市诺华尼克电子有限公司 Induction cooker based on Z-Wave wireless control
CN204345764U (en) * 2014-12-10 2015-05-20 成都银顶科技有限公司 The outer electromagnetic radiation absorption plant of electromagnetic oven body
CN204539506U (en) * 2015-02-02 2015-08-05 天津市龙河民福标准件有限公司 A kind of HF induction heating apparatus that can automatically control
CN204513507U (en) * 2015-03-31 2015-07-29 浙江绍兴苏泊尔生活电器有限公司 Induction cooker frame and induction cooker
CN205191662U (en) * 2015-12-02 2016-04-27 苏州工业职业技术学院 Energy -efficient electromagnetism stove

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106786352A (en) * 2016-12-05 2017-05-31 成都小晓学教育咨询有限公司 A kind of protective circuit for electric appliance of over-and under-voltage
CN106786397A (en) * 2016-12-05 2017-05-31 成都小晓学教育咨询有限公司 Voltage protection circuit based on circuit rectifies bridge
CN112856501A (en) * 2021-01-13 2021-05-28 佛山市易豆科技有限公司 Induction cooker control system

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Application publication date: 20160427