CN102679421A - Detection circuit system of induction cooker - Google Patents
Detection circuit system of induction cooker Download PDFInfo
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- CN102679421A CN102679421A CN2012101558980A CN201210155898A CN102679421A CN 102679421 A CN102679421 A CN 102679421A CN 2012101558980 A CN2012101558980 A CN 2012101558980A CN 201210155898 A CN201210155898 A CN 201210155898A CN 102679421 A CN102679421 A CN 102679421A
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- chip microcomputer
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Abstract
The invention discloses a detection circuit system of an induction cooker. The detection circuit system of the induction cooker comprises a control circuit board, and further comprises a collection sampling circuit, a signal amplifying circuit, an isolating circuit and a main control module, which are connected in sequence, wherein an output end of the control circuit board is connected with an input end of the collection sampling circuit; an output end of the collection sampling circuit is connected with an input end of the signal amplifying circuit; an output end of the signal amplifying circuit is connected with an input end of the isolating circuit; and an output end of the isolating circuit is connected with an input end of the main control module. The main control module comprises a single chip microcomputer, a storage circuit, a detection control circuit and a display circuit, wherein the storage circuit, the detection control circuit and the display circuit are in bidirectional connection with the single chip microcomputer. An input end of the single chip microcomputer is connected with a logic comparing circuit. An input end of the logic comparing circuit is connected with a press key circuit and a timing sequence circuit. The detection circuit system of the induction cooker has the advantages of simplified detection process, simplicity in operation, time saving and labor saving, simple circuit and convenience for maintenance, and greatly improves the production efficiency.
Description
Technical field
The present invention relates to a kind of household electrical appliance for kitchen use, particularly relate to a kind of electromagnetic oven detection circuitry.
Background technology
Electromagnetic oven is the electric cooking apparatus that utilizes electromagnetic inductive heating principle to process.Partly form by high-frequency induction heating coil, RF power conversion equipment, controller and ferromagnetic material the bottom of a pan cooker etc.
It has broken the heating principle that traditional naked light cooking method adopts the magnetic field induction electric current, electromagnetic oven be through the electronic circuit board part produce alternating magnetic field, when when containing irony pan bottom placement boiler face, pan is promptly cut
Cut the alternation magnetic line of force and partly produce the electric current (being eddy current) of alternation in the pan bottom metal, eddy current makes the free electron in the ferrous material of pan bottom be the alternate motion of whirlpool shape, and the Joule heat through electric current makes the bottom of a pan heating.Make utensil heating at a high speed voluntarily itself, be used for heating and cooking food, thereby reach the purpose of cooking.Have quick heating, thermal efficiency height, the flames of anger, no flue dust, no pernicious gas, to surrounding environment do not produce heat radiation, advantages of small volume, security is good and advantage such as appearance looks elegant, the overwhelming majority that can accomplish family cooks task.
Summary of the invention
The objective of the invention is to overcome the deficiency of prior art, a kind of electromagnetic oven detection circuitry is provided, testing process is oversimplified, simple to operate, time saving and energy saving, and circuit is simple, and easy to maintenance, enhance productivity greatly.
In order to achieve the above object; The technical scheme that the present invention adopts is: a kind of electromagnetic oven detection circuitry; Described electromagnetic oven detection circuitry comprises control circuit board; Further comprise interconnective successively collection sample circuit, signal amplification circuit, buffer circuit and main control module, the output of control circuit board connects the input of gathering sample circuit, and the output of gathering sample circuit connects the input of signal amplification circuit; The output of signal amplification circuit connects the input of buffer circuit, and the output of buffer circuit connects the input of main control module.
Further, described main control module comprises that single-chip microcomputer reaches with the two-way memory circuit that is connected of single-chip microcomputer, detects control circuit, display circuit.
Further, the input of described single-chip microcomputer connects logic comparator circuit.
Further, the input of described logic comparator circuit connects key circuit and sequential circuit.
Further, described display circuit is made up of display screen.
Compared with prior art, the invention has the beneficial effects as follows: testing process is oversimplified, simple to operate, time saving and energy saving, and circuit is simple, and easy to maintenance, enhance productivity greatly.
Description of drawings
Fig. 1 is a schematic block circuit diagram of the present invention;
Fig. 2 is a main control module schematic block circuit diagram of the present invention.
The specific embodiment
Be elaborated with reference to accompanying drawing below in conjunction with embodiment, so that technical characterictic of the present invention and advantage are carried out more deep annotation.
Schematic block circuit diagram of the present invention is as shown in Figure 1; A kind of electromagnetic oven detection circuitry; Described electromagnetic oven detection circuitry comprises control circuit board; Further comprise interconnective successively collection sample circuit, signal amplification circuit, buffer circuit and main control module, the output of control circuit board connects the input of gathering sample circuit, and the output of gathering sample circuit connects the input of signal amplification circuit; The output of signal amplification circuit connects the input of buffer circuit, and the output of buffer circuit connects the input of main control module.
Main control module schematic block circuit diagram of the present invention is as shown in Figure 2, and described main control module comprises that single-chip microcomputer reaches with the two-way memory circuit that is connected of single-chip microcomputer, detects control circuit, display circuit.
Further, the input of described single-chip microcomputer connects logic comparator circuit.
Further, the input of described logic comparator circuit connects key circuit and sequential circuit.
Further, described display circuit is made up of display screen.
Operation principle of the present invention is following: control circuit board is gathered sampling, gather the signal message of voltage, electric current, and be amplified into the buffer circuit isolation through signal amplification circuit, detect control by main control module at last.In the master control; Button input test content, and matching timing circuit are imported single-chip microcomputer through behind the logic comparator circuit; Through being stored in memory circuit after the single-chip microcomputer processing; And detect control by detecting control circuit, and will detect the control result and import single-chip microcomputer, output to display circuit by single-chip microcomputer and show.
The content of mentioning in the foregoing description is not to be to qualification of the present invention, and under the prerequisite that does not break away from inventive concept of the present invention, any conspicuous replacement is all within protection scope of the present invention.
Claims (4)
1. electromagnetic oven detection circuitry; Described electromagnetic oven detection circuitry comprises control circuit board; It is characterized in that: further comprise interconnective successively collection sample circuit, signal amplification circuit, buffer circuit and main control module; The output of control circuit board connects the input of gathering sample circuit; The output of gathering sample circuit connects the input of signal amplification circuit, and the output of signal amplification circuit connects the input of buffer circuit, and the output of buffer circuit connects the input of main control module; Described main control module comprises that single-chip microcomputer reaches with the two-way memory circuit that is connected of single-chip microcomputer, detects control circuit, display circuit.
2. electromagnetic oven detection circuitry according to claim 1 is characterized in that: the input of described single-chip microcomputer connects logic comparator circuit.
3. electromagnetic oven detection circuitry according to claim 2 is characterized in that: the input of described logic comparator circuit connects key circuit and sequential circuit.
4. according to each described electromagnetic oven detection circuitry among the claim 1-3, it is characterized in that: described display circuit is made up of display screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101558980A CN102679421A (en) | 2012-05-20 | 2012-05-20 | Detection circuit system of induction cooker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101558980A CN102679421A (en) | 2012-05-20 | 2012-05-20 | Detection circuit system of induction cooker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102679421A true CN102679421A (en) | 2012-09-19 |
Family
ID=46811734
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012101558980A Pending CN102679421A (en) | 2012-05-20 | 2012-05-20 | Detection circuit system of induction cooker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102679421A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0787454A1 (en) * | 1996-01-31 | 1997-08-06 | SANYO ELECTRIC Co., Ltd. | Bake stuff cooker |
| CN201535797U (en) * | 2009-11-02 | 2010-07-28 | 美的集团有限公司 | Isolation detection circuit for main loop current of induction cooker |
| CN201773158U (en) * | 2010-07-20 | 2011-03-23 | 美的集团有限公司 | Electromagnetic oven testing device |
| CN201974472U (en) * | 2010-12-14 | 2011-09-14 | 广东雅达电子股份有限公司 | Single circuit DC (direct current) electric energy measurement instrument |
| CN202733985U (en) * | 2012-05-20 | 2013-02-13 | 苏斌 | Detection circuit system of induction cooker |
-
2012
- 2012-05-20 CN CN2012101558980A patent/CN102679421A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0787454A1 (en) * | 1996-01-31 | 1997-08-06 | SANYO ELECTRIC Co., Ltd. | Bake stuff cooker |
| CN201535797U (en) * | 2009-11-02 | 2010-07-28 | 美的集团有限公司 | Isolation detection circuit for main loop current of induction cooker |
| CN201773158U (en) * | 2010-07-20 | 2011-03-23 | 美的集团有限公司 | Electromagnetic oven testing device |
| CN201974472U (en) * | 2010-12-14 | 2011-09-14 | 广东雅达电子股份有限公司 | Single circuit DC (direct current) electric energy measurement instrument |
| CN202733985U (en) * | 2012-05-20 | 2013-02-13 | 苏斌 | Detection circuit system of induction cooker |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20120919 |