CN102427626A - Large power induction cooker power controller - Google Patents

Large power induction cooker power controller Download PDF

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Publication number
CN102427626A
CN102427626A CN2011102526361A CN201110252636A CN102427626A CN 102427626 A CN102427626 A CN 102427626A CN 2011102526361 A CN2011102526361 A CN 2011102526361A CN 201110252636 A CN201110252636 A CN 201110252636A CN 102427626 A CN102427626 A CN 102427626A
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CN
China
Prior art keywords
igbt
filter capacitor
power
control cabinet
electromagnetic oven
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Pending
Application number
CN2011102526361A
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Chinese (zh)
Inventor
周杰
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Dongguan Jingcheng Electric Energy Equipment Co Ltd
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Dongguan Jingcheng Electric Energy Equipment Co Ltd
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.)
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Publication date
Application filed by Dongguan Jingcheng Electric Energy Equipment Co Ltd filed Critical Dongguan Jingcheng Electric Energy Equipment Co Ltd
Priority to CN2011102526361A priority Critical patent/CN102427626A/en
Publication of CN102427626A publication Critical patent/CN102427626A/en
Pending legal-status Critical Current

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Abstract

The invention discloses a large power induction cooker power controller. The controller comprises: a control box, a heat sink arranged in the control box and a control mainboard. The heat sink, a base plate of the control box and two sidewalls of the control box form a heat dissipation air flue. An air blower is arranged on an air inlet of the heat dissipation air flue. The controller also comprises: a power supply interface circuit board arranged in the control box, a bridge rectifier, an inductor, a filtering capacitor, an IGBT and a resonant capacitor. The power supply interface circuit board is connected with the bridge rectifier. An anode of the bridge rectifier is connected with the inductor. An output terminal of the inductor is connected with the anode of the filtering capacitor. A cathode of the bridge rectifier is connected with the cathode of the filtering capacitor through a first copper sheet. The anode of the filtering capacitor is connected with the IGBT and the anode of the resonant capacitor through a second copper sheet. The cathode of the resonant capacitor is connected with the IGBT and the cathode of the resonant capacitor through a third copper sheet. The control mainboard is connected with the IGBT. A heat dissipation efficiency can be substantially raised so that the large power induction cooker can work normally. And a service life of the large power induction cooker can be effectively prolonged.

Description

The high-power electromagnetic oven power controller
Technical field
The present invention relates to a kind of high-power electromagnetic oven output control device, more particularly, relate to a kind of high-power electromagnetic oven power controller.
Background technology
The high-power electromagnetic oven power controller is to be used for the power of high-power electromagnetic oven is controlled; The high-power electromagnetic oven power controller comprises a control main board; And main easy heater element, inductance, filter capacitor, resonant capacitance etc. are welded on the pcb board, and filter capacitor resonant electric capacity adopts the mounting means of a plurality of little electric capacity parallel connections; Production efficiency is low, complex manufacturing technology.The general employing of the type of cooling of element is air-cooled; But wiring board and element surface have aqueous vapor and oil smoke; Have short circuit and electric leakage hidden danger, radiating effect is unsatisfactory, with the useful life that has a strong impact on the high-power electromagnetic oven power controller; Even cause the high-power electromagnetic oven cisco unity malfunction, bring great inconvenience to the user.
Summary of the invention
The objective of the invention is to overcome above-mentioned defective in the prior art: a kind of employing modularized design is provided; Manufacture craft is simple; Radiating efficiency is high, can guarantee the high-power electromagnetic oven operate as normal, and can effectively prolong the high-power electromagnetic oven high-power electromagnetic oven power controller in useful life.
For realizing above-mentioned purpose; Technical scheme provided by the invention is following: a kind of high-power electromagnetic oven power controller is provided, comprises control cabinet, be arranged on heating panel, control main board in the control cabinet, said heating panel and control cabinet base plate and control cabinet two side form heat dissipation wind channel; Be equiped with blower fan on the air inlet of this heat dissipation wind channel; Also comprise the power interface circuit plate, Qiao Dui, inductance, filter capacitor, IGBT, the resonant capacitance that are installed in the control cabinet, said power interface circuit plate is connected with the bridge heap, and the positive pole of bridge heap is connected with inductance; The output of inductance is connected with the positive pole of filter capacitor; The negative pole of bridge heap is connected with the negative pole of filter capacitor through first copper sheet, and the positive pole of filter capacitor is connected with the positive pole of IGBT, resonant capacitance through second copper sheet, and the negative pole of filter capacitor is connected with the negative pole of IGBT, resonant capacitance through the 3rd copper sheet; Control main board is connected with IGBT, and copper sheet is fixed with the employing screw that is connected between the element.
The beneficial effect of high-power electromagnetic oven power controller according to the invention is: through bridge heap, inductance, filter capacitor, IGBT, resonant capacitance are adopted modular design; The positive pole of bridge heap is connected with inductance; The output of inductance is connected with the positive pole of filter capacitor; The negative pole of bridge heap is connected with the negative pole of filter capacitor through first copper sheet; The positive pole of filter capacitor is connected with the positive pole of IGBT, resonant capacitance through second copper sheet, and the negative pole of filter capacitor is connected with the negative pole of IGBT, resonant capacitance through the 3rd copper sheet, and control main board is connected with IGBT.Bridge heap, inductance, filter capacitor, IGBT, resonant capacitance are not welded on the control main board; But directly contact with heating panel; The heat that is produced is directly transferred on the heating panel, has improved radiating efficiency greatly, thereby guarantees the high-power electromagnetic oven operate as normal; And can effectively prolong useful life of high-power electromagnetic oven, this external partition can also prevent that oil smoke from causing corrosion to electronic component; The element (bridge heap, filter capacitor, IGBT, resonant capacitance) of big electric current adopts copper sheet to connect; Little current element is installed on the control main board; Can improve the conveyance capacity of circuit like this; And circuit is short, internal resistance is little, structure and technology are simple, has improved production efficiency, production cost descends, to the quality-improving of high-power electromagnetic oven power controller with prolong working life and play positive role.
Below in conjunction with accompanying drawing and embodiment high-power electromagnetic oven power controller of the present invention is described further:
Description of drawings
Fig. 1 is the front view of high-power electromagnetic oven power controller according to the invention;
Fig. 2 is the A-A cutaway view of Fig. 1;
Fig. 3 is the vertical view that high-power electromagnetic oven power controller according to the invention is not installed loam cake.
Embodiment
Below the most preferred embodiment of high-power electromagnetic oven power controller according to the invention, therefore do not limit protection scope of the present invention.
With reference to Fig. 1, Fig. 2, Fig. 3; A kind of high-power electromagnetic oven power controller is provided, comprises control cabinet 1, be arranged on heating panel 2, control main board 3 in the control cabinet 1, said heating panel 2 forms heat dissipation wind channel 4 with control cabinet 1 base plate and control cabinet 1 two side; Be equiped with blower fan 5 on the air inlet of this heat dissipation wind channel 4; Said control cabinet 1 is to be made up of casing 18, loam cake 19, also comprises the power interface circuit plate 6, bridge heap 7, inductance 8, filter capacitor 9, IGBT10, the resonant capacitance 11 that are installed in the control cabinet 1, and said power interface circuit plate 6 is connected with bridge heap 7; The positive pole of bridge heap 7 is connected with inductance 8; The output of inductance 8 is connected with the positive pole of filter capacitor 9, and the negative pole of bridge heap 7 is connected with the negative pole of filter capacitor 9 through first copper sheet 12, and the positive pole of filter capacitor 9 is connected with the positive pole of IGBT10, resonant capacitance 11 through second copper sheet 13; The negative pole of filter capacitor 9 is connected with the negative pole of IGBT10, resonant capacitance 11 through the 3rd copper sheet 14, and control main board 3 is connected with IGBT10.
Also comprise the transformer 15 that is installed in the control cabinet 1, the input of this transformer 15 is connected with power interface circuit plate 6, and its output is connected with control main board 3.
Said heating panel 2 tops also are provided with the dividing plate 16 that is contained in the control cabinet 1; Control main board 3, power interface circuit plate 6 are fixed on the dividing plate 16; The lower end of bridge heap 7, inductance 8, filter capacitor 9, IGBT10, resonant capacitance 11 is fixedly connected with heating panel 2; Stretch out the corresponding through hole from dividing plate 16 upper end of bridge heap 7, inductance 8, filter capacitor 9, IGBT10, resonant capacitance 11, prevents that through dividing plate 16 oil smoke from causing corrosion to electronic component.
Said filter capacitor 9, resonant capacitance 11 are encapsulated in respectively in the aluminum hull, and the contact position between this aluminum hull and the heating panel 2 scribbles the heat-conducting silicone grease layer.
Said heat dissipation wind channel 4 is arranged at intervals with some fin 17, strengthens the heat-sinking capability of heat dissipation wind channel 4.
The foregoing description is a preferred implementation of the present invention; But execution mode of the present invention is not restricted to the described embodiments; Other any do not deviate from change, the modification done under spirit of the present invention and the principle, substitutes, combination, simplify; All should be the substitute mode of equivalence, be included within protection scope of the present invention.

Claims (6)

1. high-power electromagnetic oven power controller; Comprise control cabinet (1), be arranged on heating panel (2), control main board (3) in the control cabinet (1); Said heating panel (2) forms heat dissipation wind channel (4) with control cabinet (1) base plate and control cabinet (1) two side; Be equiped with blower fan (5) on the air inlet of this heat dissipation wind channel (4); It is characterized in that also comprise the power interface circuit plate (6), bridge heap (7), inductance (8), filter capacitor (9), IGBT (10), the resonant capacitance (11) that are installed in the control cabinet (1), said power interface circuit plate (6) is connected with bridge heap (7); The positive pole of bridge heap (7) is connected with inductance (8); The output of inductance (8) is connected with the positive pole of filter capacitor (9), and the negative pole of bridge heap (7) is connected with the negative pole of filter capacitor (9) through first copper sheet (12), and the positive pole of filter capacitor (9) is connected with the positive pole of IGBT (10), resonant capacitance (11) through second copper sheet (13); The negative pole of filter capacitor (9) is connected with the negative pole of IGBT (10), resonant capacitance (11) through the 3rd copper sheet (14), and control main board (3) is connected with IGBT (10).
2. high-power electromagnetic oven power controller according to claim 1; It is characterized in that; Also comprise the transformer (15) that is installed in the control cabinet (1), the input of this transformer (15) is connected with power interface circuit plate (6), and its output is connected with control main board (3).
3. high-power electromagnetic oven power controller according to claim 1; It is characterized in that; Said heating panel (2) top also is provided with the dividing plate (16) that is contained in the control cabinet (1); Control main board (3), power interface circuit plate (6) are fixed on the dividing plate (16); The lower end of bridge heap (7), inductance (8), filter capacitor (9), IGBT (10), resonant capacitance (11) is fixedly connected with heating panel (2), and the upper end of bridge heap (7), inductance (8), filter capacitor (9), IGBT (10), resonant capacitance (11) is gone up the corresponding through hole from dividing plate (16) and stretched out.
4. high-power electromagnetic oven power controller according to claim 1 is characterized in that, said filter capacitor (9), resonant capacitance (11) are encapsulated in respectively in the aluminum hull, and the contact position between this aluminum hull and the heating panel (2) scribbles the heat-conducting silicone grease layer.
5. high-power electromagnetic oven power controller according to claim 1 is characterized in that, said heat dissipation wind channel (4) is arranged at intervals with some fin (17).
6. high-power electromagnetic oven power controller according to claim 1 is characterized in that, said control cabinet (1) is to be made up of casing (18), loam cake (19).
CN2011102526361A 2011-08-30 2011-08-30 Large power induction cooker power controller Pending CN102427626A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011102526361A CN102427626A (en) 2011-08-30 2011-08-30 Large power induction cooker power controller

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2011102526361A CN102427626A (en) 2011-08-30 2011-08-30 Large power induction cooker power controller

Publications (1)

Publication Number Publication Date
CN102427626A true CN102427626A (en) 2012-04-25

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103747550A (en) * 2014-01-17 2014-04-23 广东美的厨房电器制造有限公司 Electromagnetic machine core and induction cooker
CN105960040A (en) * 2016-06-30 2016-09-21 浙江天煌科技实业有限公司 Induction heating power supply with novel cooling system
CN111403174A (en) * 2020-03-25 2020-07-10 东风汽车集团有限公司 Thin film capacitor integrating EMC (electro magnetic compatibility) and discharge functions and motor controller thereof
CN112367763A (en) * 2020-04-03 2021-02-12 北京六十六号互动科技有限公司 Controller and electric scooter

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1529114A (en) * 1977-03-31 1978-10-18 Diamond Controls Ltd H Power supply circuits
JP2006164733A (en) * 2004-12-07 2006-06-22 Harison Toshiba Lighting Corp Induction heating apparatus
CN201233040Y (en) * 2008-06-10 2009-05-06 周杰 Power controller for high power electromagnetic oven
CN201582879U (en) * 2009-07-03 2010-09-15 周杰 Structural improvement of power control device of high-power electromagnetic oven
CN102056355A (en) * 2010-12-29 2011-05-11 东莞市永尚节能科技有限公司 Electromagnetic heating controller
CN202340323U (en) * 2011-08-30 2012-07-18 东莞市精诚电能设备有限公司 Power controller of high-power electromagnetic oven

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1529114A (en) * 1977-03-31 1978-10-18 Diamond Controls Ltd H Power supply circuits
JP2006164733A (en) * 2004-12-07 2006-06-22 Harison Toshiba Lighting Corp Induction heating apparatus
CN201233040Y (en) * 2008-06-10 2009-05-06 周杰 Power controller for high power electromagnetic oven
CN201582879U (en) * 2009-07-03 2010-09-15 周杰 Structural improvement of power control device of high-power electromagnetic oven
CN102056355A (en) * 2010-12-29 2011-05-11 东莞市永尚节能科技有限公司 Electromagnetic heating controller
CN202340323U (en) * 2011-08-30 2012-07-18 东莞市精诚电能设备有限公司 Power controller of high-power electromagnetic oven

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103747550A (en) * 2014-01-17 2014-04-23 广东美的厨房电器制造有限公司 Electromagnetic machine core and induction cooker
CN103747550B (en) * 2014-01-17 2016-07-06 广东美的厨房电器制造有限公司 Electromagnetic machine core and electromagnetic oven
CN105960040A (en) * 2016-06-30 2016-09-21 浙江天煌科技实业有限公司 Induction heating power supply with novel cooling system
CN111403174A (en) * 2020-03-25 2020-07-10 东风汽车集团有限公司 Thin film capacitor integrating EMC (electro magnetic compatibility) and discharge functions and motor controller thereof
CN111403174B (en) * 2020-03-25 2021-03-09 东风汽车集团有限公司 Thin film capacitor integrating EMC (electro magnetic compatibility) and discharge functions and motor controller thereof
CN112367763A (en) * 2020-04-03 2021-02-12 北京六十六号互动科技有限公司 Controller and electric scooter
CN112367763B (en) * 2020-04-03 2022-04-12 北京零极创新科技有限公司 Controller and electric scooter

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Application publication date: 20120425