CN201331114Y - High-efficiency heating circuit of induction cooker - Google Patents
High-efficiency heating circuit of induction cooker Download PDFInfo
- Publication number
- CN201331114Y CN201331114Y CNU2008202057682U CN200820205768U CN201331114Y CN 201331114 Y CN201331114 Y CN 201331114Y CN U2008202057682 U CNU2008202057682 U CN U2008202057682U CN 200820205768 U CN200820205768 U CN 200820205768U CN 201331114 Y CN201331114 Y CN 201331114Y
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Abstract
The utility model discloses a high-efficiency heating circuit of induction cooker, which comprises a power supply, an electromagnetic wire coil and a power pipe, wherein the power supply, the electromagnetic wire coil and the power pipe are connected in series into an electric circulation loop, wherein a filtering capacitance is connected on the power supply in parallel, a resonant vibration capacitance which is connected with the electromagnetic wire coil in parallel is arranged on the electromagnetic wire coil, and a regulating capacitance which is connected with the resonant vibration capacitance is arranged in the heating circuit. The regulating capacitance can be connected with the resonant vibration capacitance in series and also can be connected with the resonant vibration capacitance in parallel, wherein a switch is connected on the regulating capacitance which is connected in series in parallel, and a switch is also connected on the regulating capacitance which is connected in parallel in series. A high-efficiency heating circuit of the induction cooker which is formed through the structure is characterized in that the electromagnetic wire coil and the resonant vibration circuit can be regulated to the better matching, the better connecting and heating work state can be realized under the requirements of all levels of power, the heating efficiency of the induction cooker is high, the power is low, simultaneously, the heating amount of a power pipe is reduced, and the energy sources are saved.
Description
Technical field
The utility model relates to a kind of efficient heater circuit of electromagnetic oven.
Background technology
At present, the disclosed electromagnetic oven of prior art, electromagnetism drum, power tube that the structure of its heater circuit generally comprises power supply and is connected in series with power supply, the two ends of the power supply filter capacitor that is connected in parallel is provided with the resonant capacitance that is connected in parallel with the electromagnetism drum on the electromagnetism drum.Generally speaking, electromagnetic oven has the mode of operation of multistage power heating usually.The electromagnetic oven of this mode of operation, the resonant capacitance of its heater circuit are single-mode and the configuration of electromagnetism drum, and the general only suitable electromagnetic oven of such configuration is in narrower power section work.When electromagnetic oven need be when other power section be worked, its resonant capacitance and the well co-ordination of electromagnetism drum, electromagnetic heating circuit or the mode of operation of adopt being interrupted heating to be adapting to the job requirement of low-power section, or adopt the continuous heating mode of excess load to adapt to high-power section job requirement.Yet, the heater circuit of this single resonant capacitance and the configuration of electromagnetism drum, its whole efficiency of heating surface is low, and the power tube heating is bigger, causes the waste of the energy to a great extent.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, and the efficient heater circuit of the electromagnetic oven of a kind of efficiency of heating surface height, energy savings is provided.
Goal of the invention of the present utility model is achieved in that a kind of efficient heater circuit of electromagnetic oven, comprise power supply, electromagnetism drum and power tube, power supply, electromagnetism drum and power tube are serially connected in electric closed circuit, be connected in parallel to filter capacitor on the power supply, the electromagnetism drum is provided with the resonant capacitance that is connected in parallel with the electromagnetism drum, it is characterized in that: be provided with the adjustment electric capacity that is connected with resonant capacitance in the efficient heater circuit of described electromagnetic oven.
Described adjustment electric capacity and resonant capacitance are connected in series.
Be connected in parallel to switch on the described adjustment electric capacity.
Described adjustment electric capacity and resonant capacitance are connected in parallel.
Be connected in series with switch on the described adjustment electric capacity.
The utility model improves the electromagnetic oven heating circuit of prior art, connects one and adjust electric capacity on resonant capacitance, and be provided with switch on adjustment electric capacity.Adjust electric capacity and can be connected with resonant capacitance with the serial or parallel connection pattern respectively and inserts resonance circuit, make the electromagnetism drum harmony circuit that shakes adjust to more excellent association and join, make that electromagnetic oven is equal under power requirements at different levels can realize the continuous preferably duty that heats with this.Electromagnetic oven heating efficient height, low in energy consumption, simultaneously, also reduced the caloric value of power tube, save the energy.
Description of drawings
Accompanying drawing 1 is the structural representation of the utility model embodiment 1.
Accompanying drawing 2 is the structural representation of the utility model embodiment 2.
The specific embodiment
The utility model will be further described below in conjunction with accompanying drawing.
According to illustrated in figures 1 and 2, the efficient heater circuit of electromagnetic oven described in the utility model, comprise power supply 1 and the electromagnetism drum 2 that is connected in series with power supply 1, power tube 3, the two ends of power supply 1 filter capacitor 4 that is connected in parallel is provided with the resonant capacitance 5 that is connected in parallel with electromagnetism drum 2 on electromagnetism drum 2.For the resonant capacitance 5 that overcomes existing electromagnetic oven heating device is single-mode and 2 configurations of electromagnetism drum, only suitable electromagnetic oven has additional in this electromagnetic oven heating circuit and adjusts electric capacity 6 in the shortcoming of certain power section work.Initial design values according to resonant capacitance 5, when electromagnetic oven preset working power is higher, resonant capacitance 5 is default bigger, adjust electric capacity 6 and can be connected in series with resonant capacitance 5 this moment, and on adjustment electric capacity 6, be connected in parallel to switch 7, work under low power state to adapt to the high power electromagnetic oven, as shown in Figure 1.When electromagnetic oven preset working power was low, resonant capacitance 5 was less, and adjusting 6 of electric capacity can be connected in parallel with resonant capacitance 5, and simultaneously, 7 on switch and adjustment electric capacity 6 are connected in series, and work under high power state to adapt to the low-power electromagnetic stove, as shown in Figure 2.Among the above-described embodiment, be under the off position (in Fig. 1, then by switch 7 short circuits if adjust electric capacity; In Fig. 2,7 disconnections of switch).And in Fig. 1, after switch 7 disconnected, the adjustment electric capacity 6 of series connection reduced the capacitance of resonance circuit, made under the electromagnetic oven low-power section mode of operation, and electromagnetism drum 2 and resonance circuit reach configuration preferably, and the low-power section that has improved electromagnetic oven adds thermal effect; In Fig. 2, after switch 7 closed, adjustment electric capacity 6 in parallel had improved the total capacitance of resonance circuit, has optimized the configuration of electromagnetic oven at high power section electromagnetism drum 2 and resonance circuit, and the high power section that has improved electromagnetic oven adds thermal effect.Electromagnetic oven with this heater circuit formation, electromagnetism drum 2 and resonance circuit can obtain more excellent association and join, electromagnetic oven all can be realized preferably the duty of heating continuously under power requirements at different levels, the efficient heater circuit of realizing electromagnetic oven described in the utility model has efficiency of heating surface height, advantage low in energy consumption, as to save the energy.
Claims (5)
1. the efficient heater circuit of an electromagnetic oven, comprise power supply (1), electromagnetism drum (2) and power tube (3), power supply (1), electromagnetism drum (2) and power tube (3) are serially connected in electric closed circuit, be connected in parallel to filter capacitor (4) on the power supply (1), electromagnetism drum (2) is provided with the resonant capacitance (5) that is connected in parallel with electromagnetism drum (2), it is characterized in that: be provided with the adjustment electric capacity (6) that is connected with resonant capacitance (5) in the efficient heater circuit of described electromagnetic oven.
2. according to the efficient heater circuit of the described electromagnetic oven of claim 1, it is characterized in that: described adjustment electric capacity (6) is connected in series with resonant capacitance (5).
3. according to the efficient heater circuit of the described electromagnetic oven of claim 2, it is characterized in that: be connected in parallel to switch (7) on the described adjustment electric capacity (6).
4. according to the efficient heater circuit of the described electromagnetic oven of claim 1, it is characterized in that: described adjustment electric capacity (6) is connected in parallel with resonant capacitance (5).
5. according to the efficient heater circuit of the described electromagnetic oven of claim 4, it is characterized in that: be connected in series with switch (7) on the described adjustment electric capacity (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202057682U CN201331114Y (en) | 2008-12-17 | 2008-12-17 | High-efficiency heating circuit of induction cooker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202057682U CN201331114Y (en) | 2008-12-17 | 2008-12-17 | High-efficiency heating circuit of induction cooker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201331114Y true CN201331114Y (en) | 2009-10-21 |
Family
ID=41224496
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008202057682U Expired - Fee Related CN201331114Y (en) | 2008-12-17 | 2008-12-17 | High-efficiency heating circuit of induction cooker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201331114Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105451384A (en) * | 2014-07-31 | 2016-03-30 | E.G.O.电气设备制造股份有限公司 | Induction heating system |
| CN106162971A (en) * | 2015-04-07 | 2016-11-23 | 佛山市顺德区美的电热电器制造有限公司 | Electromagnetic heater and the electromagnetic oven with it |
-
2008
- 2008-12-17 CN CNU2008202057682U patent/CN201331114Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105451384A (en) * | 2014-07-31 | 2016-03-30 | E.G.O.电气设备制造股份有限公司 | Induction heating system |
| CN106162971A (en) * | 2015-04-07 | 2016-11-23 | 佛山市顺德区美的电热电器制造有限公司 | Electromagnetic heater and the electromagnetic oven with it |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: GUANGDONG SHUNDE BAILANG ELECTRIC CO., LTD. Free format text: FORMER OWNER: FOSHAN SHUNDE LONGWEI ELECTRIC UTILITY CO., LTD. Effective date: 20140815 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20140815 Address after: 528308 Guangdong Province, Foshan city Shunde District Lunjiao Street Chung Hei Management District Wei Road No. 1 Patentee after: Shunde Guangdong Long Electric Appliance Co., Ltd. Address before: 528308 Guangdong Province, Foshan city Shunde District Lunjiao Street Chung Hei Industrial Zone Longwei Road No. Patentee before: Foshan Shunde Longwei Electric Power Industry Co., Ltd. |
|
| ASS | Succession or assignment of patent right |
Owner name: GUANGDONG KEZHIWEI ELECTRONICS CO., LTD. Free format text: FORMER OWNER: GUANGDONG SHUNDE BAILANG ELECTRIC CO., LTD. Effective date: 20150828 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20150828 Address after: 528300 Guangdong Province, Foshan city Shunde District Lunjiao Street office Xi Yong Cun Wei Hui Wei 1 No. six Patentee after: Guangdong techrich Wei Electronics Co. Ltd. Address before: 528308 Guangdong Province, Foshan city Shunde District Lunjiao Street Chung Hei Management District Wei Road No. 1 Patentee before: Shunde Guangdong Long Electric Appliance Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091021 Termination date: 20161217 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |