CN202733985U - Detection circuit system of induction cooker - Google Patents
Detection circuit system of induction cooker Download PDFInfo
- Publication number
- CN202733985U CN202733985U CN 201220225880 CN201220225880U CN202733985U CN 202733985 U CN202733985 U CN 202733985U CN 201220225880 CN201220225880 CN 201220225880 CN 201220225880 U CN201220225880 U CN 201220225880U CN 202733985 U CN202733985 U CN 202733985U
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Abstract
The utility model 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 an acquiring and sampling circuit, a signal amplifying circuit, an isolating circuit and a main control module which are sequentially connected with each other, wherein an output end of the control circuit board is connected with an input end of the acquiring and sampling circuit, the output end of the acquiring and sampling circuit is connected with the input end of the signal amplifying circuit, the output end of the signal amplifying circuit is connected with the input end of the isolating circuit, and the output end of the isolating circuit is connected with the input end of the main control module. The main control module comprises a singlechip, a memory circuit, a detection control circuit and a display circuit, and the memory circuit, the detection control circuit and the display circuit are bidirectionally connected with the singlechip. The input end of the singlechip is connected with a logical comparison circuit. The input end of the logical comparison circuit is connected with a keying circuit and a sequence circuit. The detection process is simplified; the detection circuit system is simple to operate and is time-saving and labor-saving; and the detection circuit system has a simple circuit and is convenient to maintain, and the production efficiency is greatly increased.
Description
Technical field
The utility model relates to a kind of household electrical appliance for kitchen use, particularly relates to a kind of electromagnetic oven detection circuitry.
Background technology
Electromagnetic oven is the electric cooking apparatus that utilizes electromagnetic inductive heating principle to make.Partly formed 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 principle of heating that traditional naked light cooking method adopts the magnetic field induction electric current, electromagnetic oven be by the electronic circuit board part produce alternating magnetic field, when when containing irony pan bottom placement boiler face, pan is namely 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 by electric current makes the bottom of a pan heating.Make voluntarily at a high speed heating of utensil itself, be used for heating and cooking food, thereby reach the purpose of cooking.Have quick heating, thermal efficiency height, the flames of anger, smoke dust, without pernicious gas, to surrounding environment do not produce heat radiation, volume is small and exquisite, security good and the advantage such as appearance looks elegant, the overwhelming majority that can finish family cooks task.
The utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, and a kind of electromagnetic oven detection circuitry is provided, and testing process is oversimplified, and is simple to operate, time saving and energy saving, and circuit is simple, easy to maintenance, greatly enhances productivity.
In order to achieve the above object, the technical solution adopted in the utility model is: a kind of electromagnetic oven detection circuitry, described electromagnetic oven detection circuitry comprises control circuit board, further comprise successively interconnective collection sample circuit, signal amplification circuit, buffer circuit and main control module, the output of control circuit board connects the input that gathers sample circuit, the output that gathers 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 comprised of display screen.
Compared with prior art, the beneficial effects of the utility model are: testing process is oversimplified, and simple to operate, time saving and energy saving, and circuit is simple, and easy to maintenance, greatly enhance productivity.
Description of drawings
Fig. 1 is schematic block circuit diagram of the present utility model;
Fig. 2 is main control module schematic block circuit diagram of the present utility model.
The specific embodiment
Be elaborated with reference to accompanying drawing below in conjunction with embodiment, in order to technical characterictic of the present utility model and advantage are carried out more deep annotation.
Schematic block circuit diagram of the present utility model as shown in Figure 1, a kind of electromagnetic oven detection circuitry, described electromagnetic oven detection circuitry comprises control circuit board, further comprise successively interconnective collection sample circuit, signal amplification circuit, buffer circuit and main control module, the output of control circuit board connects the input that gathers sample circuit, the output that gathers 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 utility model as shown in Figure 2, described main control module comprise single-chip microcomputer and with the two-way memory circuit that is connected of single-chip microcomputer, detection 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 comprised of display screen.
Operation principle of the present utility model is as follows: 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, the key-press input content measurement, and matching timing circuit, input 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 input single-chip microcomputer, output to display circuit by single-chip microcomputer and show.
The content of mentioning in above-described embodiment is not to be to restriction of the present utility model, and under the prerequisite that does not break away from utility model design of the present utility model, any apparent replacement is all within protection domain of the present utility model.
Claims (4)
1. electromagnetic oven detection circuitry, described electromagnetic oven detection circuitry comprises control circuit board, it is characterized in that: further comprise successively interconnective collection sample circuit, signal amplification circuit, buffer circuit and main control module, the output of control circuit board connects the input that gathers sample circuit, the output that gathers 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; 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 connection logic comparator circuit of described single-chip microcomputer.
3. electromagnetic oven detection circuitry according to claim 2 is characterized in that: input connection key circuit and the sequential circuit of described logic comparator circuit.
4. each described electromagnetic oven detection circuitry according to claim 1-3, it is characterized in that: described display circuit is comprised of display screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220225880 CN202733985U (en) | 2012-05-20 | 2012-05-20 | Detection circuit system of induction cooker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220225880 CN202733985U (en) | 2012-05-20 | 2012-05-20 | Detection circuit system of induction cooker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202733985U true CN202733985U (en) | 2013-02-13 |
Family
ID=47659680
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220225880 Expired - Fee Related CN202733985U (en) | 2012-05-20 | 2012-05-20 | Detection circuit system of induction cooker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202733985U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102679421A (en) * | 2012-05-20 | 2012-09-19 | 苏斌 | Detection circuit system of induction cooker |
-
2012
- 2012-05-20 CN CN 201220225880 patent/CN202733985U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102679421A (en) * | 2012-05-20 | 2012-09-19 | 苏斌 | Detection circuit system of induction cooker |
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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: 20130213 Termination date: 20130520 |