CN202524651U - Circuit board for electromagnetic oven - Google Patents
Circuit board for electromagnetic oven Download PDFInfo
- Publication number
- CN202524651U CN202524651U CN201220065677XU CN201220065677U CN202524651U CN 202524651 U CN202524651 U CN 202524651U CN 201220065677X U CN201220065677X U CN 201220065677XU CN 201220065677 U CN201220065677 U CN 201220065677U CN 202524651 U CN202524651 U CN 202524651U
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- Prior art keywords
- district
- power supply
- light current
- switching power
- forceful electric
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- Expired - Lifetime
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- 239000000758 substrate Substances 0.000 claims abstract description 14
- 239000003990 capacitor Substances 0.000 claims description 3
- 238000004804 winding Methods 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
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- Induction Heating Cooking Devices (AREA)
Abstract
The utility model belongs to the technical field of the electromagnetism stove, a circuit board for electromagnetism stove is disclosed, including the base plate of fixed component, fix strong current component, weak current component, switching power supply element and interconnecting link that the electromagnetism stove circuit on the base plate was used, its innovation department lies in: the substrate is divided into three areas, namely a strong current area, a weak current area and a switching power supply area which are isolated from each other in space, wherein the weak current area is arranged in the middle of the substrate, and a weak current element is fixed in the weak current area; the strong current area and the switch power supply area are arranged on two sides of the weak current area, the strong current element is fixed in the strong current area, and the switch power supply element is fixed in the switch power supply area. The utility model discloses can reduce the circuit interference between forceful electric power component, light current component and the switching power supply component, improve the reliability of electromagnetism stove operation, increase the life of electromagnetism stove.
Description
Technical field
The utility model belongs to the electromagentic furnace technology field, especially relates to electromagnetic oven and uses circuit board technology, belongs to the improvement technology of electromagnetic oven with circuit board.
Background technology
Electromagnetic oven is to utilize electromagnetic induction principle to convert electrical energy into the operation principle of heat energy.Convert the alternating voltage of 50/60Hz to direct voltage by rectification circuit; Convert direct voltage to high frequency voltage that frequency is 20 ~ 35KHz through control circuit again; The electric current that high speed changes flows through coil and produces the magnetic field that changes at a high speed, in the magnetic line of force in the magnetic field passes through metalware bottom metal body, produces countless little eddy current, makes vessel heating at a high speed voluntarily itself; And then the thing in the heating vessel, reach the effect that the user uses.
Can know that according to this principle forceful electric power element, light current element and other switch control element etc. are arranged in the circuit of electromagnetic oven.The circuit of existing electromagnetic oven is these elements to be mixed to be set together form the loop in order to save purposes such as space mostly.But adjacent like this forceful electric power element will cause interference to the light current element, and long-term the use can influence life of product, and serious meeting causes the electromagnetic oven can't operate as normal.
The utility model content
In order to solve the problem that exists in the above-mentioned prior art, the utility model has designed a kind of electromagnetic oven simple in structure, that can reduce the circuit interference and has used circuit board.
The concrete scheme of the utility model is: a kind of electromagnetic oven is used circuit board; Comprise retaining element substrate, be fixed on forceful electric power element, light current element, Switching Power Supply element and connection line that the electromagnetic oven circuit on the substrate is used; Its innovation is in: above-mentioned substrate and is divided into forceful electric power district, three zones in light current district and Switching Power Supply district that isolate each other on the space; Wherein the light current district is arranged on the middle part of substrate, and the light current element is fixed in the light current district; Forceful electric power district and Switching Power Supply district are arranged on the both sides in light current district, and the forceful electric power element is fixed in the forceful electric power district, and the Switching Power Supply element is fixed in the Switching Power Supply district.
Be provided with single-chip microcomputer and related elements and circuit in the above-mentioned light current district as the control core.
Be provided with IGBT, rectifier bridge, resonant capacitance, filter capacitor, choking-winding in the above-mentioned forceful electric power district.
Be provided with switching power source chip, switching mode power supply transformer in the above-mentioned Switching Power Supply district.
Also be provided with other relevant electric elements in above-mentioned light current district, forceful electric power district and the Switching Power Supply district,, repeat no more here owing to be prior art.
Above-mentioned forceful electric power district is arranged on the left side in light current district, and the Switching Power Supply district is arranged on the right side in light current district; Perhaps the forceful electric power district is arranged on the right side in light current district, and the Switching Power Supply district is arranged on the left side in light current district.
The beneficial effect of the utility model is: forceful electric power element, light current element, Switching Power Supply element are separately positioned in the zone of mutual isolation; The circuit that has reduced between forceful electric power element, light current element and the Switching Power Supply element disturbs; Simple in structure; Improve the electromagnetic oven reliability of operation, and increased the useful life of electromagnetic oven.
Description of drawings
Fig. 1 is the plan structure sketch map of the utility model embodiment;
Fig. 2 is the perspective view of the utility model embodiment.
Embodiment
Below in conjunction with accompanying drawing the utility model is further specified.
As depicted in figs. 1 and 2, a kind of electromagnetic oven is used circuit board, comprise retaining element substrate 1, be fixed on forceful electric power element, light current element, Switching Power Supply element and connection line that the electromagnetic oven circuit on the substrate is used; Wherein substrate 1 is divided into forceful electric power district 11,13 3 zones in light current district 12 and Switching Power Supply district that isolate each other on the space.
Light current district 12 is arranged on the middle part of substrate 1, and the light current element is fixed in the light current district 12; Forceful electric power district 11 is arranged on the left side in light current district 12, and the forceful electric power element is fixed in the forceful electric power district 11; Switching Power Supply district 13 is arranged on the right side in light current district 12, and the Switching Power Supply element is fixed in the Switching Power Supply district 13.
As shown in Figure 2, be provided with single-chip microcomputer 121 in the light current district 12 as the control core; Be provided with IGBT111, rectifier bridge 112, resonant capacitance 113, filter capacitor 114, choking-winding 115 in the forceful electric power district 11; Be provided with switching power source chip 131, switching mode power supply transformer 132 in the Switching Power Supply district 13.
Forceful electric power element in the present embodiment circuit board, light current element, Switching Power Supply element are isolated in the zones of different each other; When the electromagnetic oven operate as normal; The circuit that has reduced between forceful electric power element, light current element and the Switching Power Supply element disturbs; Improve the electromagnetic oven reliability of operation, increased the useful life of electromagnetic oven.
Claims (5)
1. an electromagnetic oven is used circuit board; Comprise retaining element substrate, be fixed on forceful electric power element, light current element, Switching Power Supply element and connection line that the electromagnetic oven circuit on the substrate is used; It is characterized in that: described substrate is divided into forceful electric power district, three zones in light current district and Switching Power Supply district that isolate each other on the space; Wherein the light current district is arranged on the middle part of substrate, and the light current element is fixed in the light current district; Forceful electric power district and Switching Power Supply district are arranged on the both sides in light current district, and the forceful electric power element is fixed in the forceful electric power district, and the Switching Power Supply element is fixed in the Switching Power Supply district.
2. electromagnetic oven according to claim 1 is used circuit board, it is characterized in that: be provided with the single-chip microcomputer as the control core in the described light current district.
3. electromagnetic oven according to claim 2 is used circuit board, it is characterized in that: described forceful electric power is provided with IGBT, rectifier bridge, resonant capacitance, filter capacitor, choking-winding in the district.
4. electromagnetic oven according to claim 3 is used circuit board, it is characterized in that: described Switching Power Supply is provided with switching power source chip and switching mode power supply transformer in the district.
5. use circuit board according to each described electromagnetic oven in the claim 1～4, it is characterized in that: described forceful electric power district is arranged on the left side in light current district, and the Switching Power Supply district is arranged on the right side in light current district; Perhaps the forceful electric power district is arranged on the right side in light current district, and the Switching Power Supply district is arranged on the left side in light current district.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220065677XU CN202524651U (en) | 2012-02-27 | 2012-02-27 | Circuit board for electromagnetic oven |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220065677XU CN202524651U (en) | 2012-02-27 | 2012-02-27 | Circuit board for electromagnetic oven |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202524651U true CN202524651U (en) | 2012-11-07 |
Family
ID=47107575
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220065677XU Expired - Lifetime CN202524651U (en) | 2012-02-27 | 2012-02-27 | Circuit board for electromagnetic oven |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202524651U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106028777A (en) * | 2016-07-26 | 2016-10-12 | 广东美的厨房电器制造有限公司 | Power panel and electric heating equipment |
| CN109757977A (en) * | 2018-12-29 | 2019-05-17 | 九阳股份有限公司 | A kind of electric kettle |
-
2012
- 2012-02-27 CN CN201220065677XU patent/CN202524651U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106028777A (en) * | 2016-07-26 | 2016-10-12 | 广东美的厨房电器制造有限公司 | Power panel and electric heating equipment |
| CN106028777B (en) * | 2016-07-26 | 2019-06-28 | 广东美的厨房电器制造有限公司 | Power panel and electric heating equipment |
| CN109757977A (en) * | 2018-12-29 | 2019-05-17 | 九阳股份有限公司 | A kind of electric kettle |
| CN109757977B (en) * | 2018-12-29 | 2021-06-04 | 九阳股份有限公司 | Electric heating kettle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: MIDEA GROUP CO., LTD. Free format text: FORMER NAME: MEIDI GROUP CO. LTD. |
|
| CP03 | Change of name, title or address |
Address after: 528311 Guangdong, Foshan, Beijiao, the United States, the United States and the United States on the avenue of the United States, the headquarters of the United States building B floor, District, 26-28 Patentee after: MIDEA GROUP Co.,Ltd. Address before: 528311 Beijiao, Foshan, Shunde District, the town of Guangdong, the United States Avenue, No. 6 Patentee before: Midea Group |
|
| CX01 | Expiry of patent term |
Granted publication date: 20121107 |
|
| CX01 | Expiry of patent term |