CN202340323U - Power controller of high-power electromagnetic oven - Google Patents
Power controller of high-power electromagnetic oven Download PDFInfo
- Publication number
- CN202340323U CN202340323U CN201120321625XU CN201120321625U CN202340323U CN 202340323 U CN202340323 U CN 202340323U CN 201120321625X U CN201120321625X U CN 201120321625XU CN 201120321625 U CN201120321625 U CN 201120321625U CN 202340323 U CN202340323 U CN 202340323U
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- Prior art keywords
- filter capacitor
- power
- electromagnetic oven
- control cabinet
- bipolar transistor
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Abstract
The utility model discloses a power controller of a high-power electromagnetic oven. The power controller of the high-power electromagnetic oven comprises a control box, a radiating board arranged in the control box and a control main board, wherein the radiating board, the bottom board of the control box and two side walls of the control box form a radiating air channel; and the air inlet of the radiating air channel is provided with a fan. The power controller further comprises a power supply interface circuit board, a bridge rectifier, an inductor, a filter capacitor, an insulated gate bipolar transistor (IGBT) and a resonance capacitor, which are arranged in the control box, wherein the power supply interface circuit board is connected with the bridge rectifier; the anode of the bridge rectifier is connected with the inductor; the output end of the inductor is connected with the anode of the filter capacitor; the cathode of the bridge rectifier is connected with the cathode of the filter capacitor through a first copper sheet; the anode of the filter capacitor is connected with the anodes of the IGBT and the resonance capacitor through a second copper sheet; the cathode of the filter capacitor is connected with the cathodes of the IGBT and the resonance capacitor through a third copper sheet; and the control main board is connected with the IGBT. The heat dissipation efficiency is greatly improved, so that the normal work of the high-power electromagnetic oven is ensured, and the service life of the high-power electromagnetic oven is effectively prolonged.
Description
Technical field
The utility model relates to a kind of high-power electromagnetic oven output control device, more particularly, relates 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.
The utility model content
The purpose of the utility model 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; The technical scheme that the utility model provides is following: a kind of high-power electromagnetic oven power controller is provided; Comprise 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, are 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, insulated gate bipolar transistor IGBT, the resonant capacitance that are installed in the control cabinet; Said power interface circuit plate is connected with the bridge heap; The positive pole of bridge heap is connected with inductance, and the output of inductance is connected with the positive pole of filter capacitor, and 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 insulated gate bipolar transistor IGBT, resonant capacitance through second copper sheet; The negative pole of filter capacitor is connected with the negative pole of insulated gate bipolar transistor IGBT, resonant capacitance through the 3rd copper sheet, and control main board is connected with insulated gate bipolar transistor IGBT, and copper sheet is fixed with the employing screw that is connected between the element.
The beneficial effect of the said high-power electromagnetic oven power controller of the utility model is: through bridge heap, inductance, filter capacitor, insulated gate bipolar transistor 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 insulated gate bipolar transistor IGBT, resonant capacitance through second copper sheet; The negative pole of filter capacitor is connected with the negative pole of insulated gate bipolar transistor IGBT, resonant capacitance through the 3rd copper sheet, and control main board is connected with insulated gate bipolar transistor IGBT.Bridge heap, inductance, filter capacitor, insulated gate bipolar transistor 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, insulated gate bipolar transistor 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 the described high-power electromagnetic oven power controller of the utility model is described further:
Description of drawings
Fig. 1 is the front view of the said high-power electromagnetic oven power controller of the utility model;
Fig. 2 is the A-A cutaway view of Fig. 1;
Fig. 3 is the vertical view that the said high-power electromagnetic oven power controller of the utility model is not installed loam cake.
Embodiment
Therefore the most preferred embodiment of the said high-power electromagnetic oven power controller of following the utility model does not limit the protection range of the utility model.
With reference to Fig. 1, Fig. 2, Fig. 3; A kind of high-power electromagnetic oven power controller is provided; 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, is equiped with blower fan 5 on the air inlet of this heat dissipation wind channel 4, and said control cabinet 1 is to be made up of casing 18, loam cake 19; Also comprise the power interface circuit plate 6, bridge heap 7, inductance 8, filter capacitor 9, insulated gate bipolar transistor 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, and the positive pole of bridge heap 7 is connected with inductance 8, and the output of inductance 8 is connected with the positive pole of filter capacitor 9; The negative pole of bridge heap 7 is connected with the negative pole of filter capacitor 9 through first copper sheet 12; The positive pole of filter capacitor 9 is connected with the positive pole of insulated gate bipolar transistor IGBT 10, resonant capacitance 11 through second copper sheet 13, and the negative pole of filter capacitor 9 is connected with the negative pole of insulated gate bipolar transistor IGBT 10, resonant capacitance 11 through the 3rd copper sheet 14, and control main board 3 is connected with insulated gate bipolar transistor IGBT 10.
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, insulated gate bipolar transistor IGBT 10, 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, insulated gate bipolar transistor IGBT 10, 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 the utility model preferred implementation; But the execution mode of the utility model is not restricted to the described embodiments; Other any do not deviate from change, the modification done under spirit and the principle of the utility model, substitutes, combination, simplify; All should be the substitute mode of equivalence, be included within the protection range of the utility model.
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), insulated gate bipolar transistor 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 insulated gate bipolar transistor IGBT (10), resonant capacitance (11) through second copper sheet (13); The negative pole of filter capacitor (9) is connected with the negative pole of insulated gate bipolar transistor IGBT (10), resonant capacitance (11) through the 3rd copper sheet (14), and control main board (3) is connected with insulated gate bipolar transistor 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), insulated gate bipolar transistor 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), insulated gate bipolar transistor 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).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120321625XU CN202340323U (en) | 2011-08-30 | 2011-08-30 | Power controller of high-power electromagnetic oven |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120321625XU CN202340323U (en) | 2011-08-30 | 2011-08-30 | Power controller of high-power electromagnetic oven |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202340323U true CN202340323U (en) | 2012-07-18 |
Family
ID=46489005
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120321625XU Expired - Fee Related CN202340323U (en) | 2011-08-30 | 2011-08-30 | Power controller of high-power electromagnetic oven |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202340323U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102427626A (en) * | 2011-08-30 | 2012-04-25 | 东莞市精诚电能设备有限公司 | Large power induction cooker power controller |
-
2011
- 2011-08-30 CN CN201120321625XU patent/CN202340323U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102427626A (en) * | 2011-08-30 | 2012-04-25 | 东莞市精诚电能设备有限公司 | Large power induction cooker power controller |
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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 | ||
| CP02 | Change in the address of a patent holder |
Address after: 523196 Guangdong city of Dongguan Province Wang Qu Li Wu Niu Dun Industrial Zone No. 38 Patentee after: Dongguan Jingcheng Electric Energy Equipment Co., Ltd. Address before: Wanjiang District in Guangdong province 523000 a Dongguan City Community Industrial Zone No. 38 continents Patentee before: Dongguan Jingcheng Electric Energy Equipment Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120718 Termination date: 20200830 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |