CN103582195A - Structure of machine core of commercial induction cooker - Google Patents
Structure of machine core of commercial induction cooker Download PDFInfo
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- CN103582195A CN103582195A CN201310493908.6A CN201310493908A CN103582195A CN 103582195 A CN103582195 A CN 103582195A CN 201310493908 A CN201310493908 A CN 201310493908A CN 103582195 A CN103582195 A CN 103582195A
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Abstract
The invention discloses a structure of a machine core of a commercial induction cooker. The structure of the machine core of the commercial induction cooker comprises a machine box and a coil panel, wherein the machine box is flat, a control circuit board, a circuit board radiator, a direct current fan and a turbofan are distributed on a base plate of the machine box, air inlets under the corresponding direct current fan and the turbofan are formed in the base plate, an oil smoke filtering net is arranged on each air inlet, an air feeding port of the turbofan faces the circuit board radiator, and the coil panel is located above the direct current fan. The structure of the machine core of the commercial induction cooker adopts a novel lower absorption side exhaust type machine box heat dissipation structure, the inner structure is more reasonable and compact, the oil smoke filtering nets are arranged on the air inlets of the machine box and can filter out large-particle impurities, oil smoke prevention of the machine core is facilitated, and the influence on circuit devices of products from foreign matter such as cockroaches and insects under the environment of a commercial kitchen is effectively prevented.
Description
Technical field
The present invention relates to electromagnetic oven, more particularly, relate to a kind of structure of commercial electromagnetic oven core.
Background technology
The movement of conventional commercial electromagnetic oven (being electric control system) is to adopt pcb plug in circuit card, strong power part wherein and weak current part coexist on a circuit board, because strong power part is larger to the interference of the signal of circuit control, driving, therefore adopt the control performance of movement poor, control signal is unstable, is the technical barrier that the capable domestic demand of current electromagnetic oven solves.
And, radiator structure in the movement of existing commercial induction cooker is open type, because the electronic component on its pcb circuit board is to adopt card format, can not directly the heat of its generation directly be taken away by radiator by radiator, how when designing, movement need to consider the heat dissipation design for the large heater element of part, normally by fan, to large heater element, blown a cold wind over to dispel the heat, therefore cause its circuit structure not seal completely.Commercial induction cooker often, in a high oil smoke, hot and humid environment for use, causes the damage of steam foreign matter to movement device, circuit.Long-term use easily makes completely a large amount of the solidifying oil smoke, harden of movement inner product, causes heat radiation bad, and long-term use causes device fails.In view of kitchen fume is larger on circuit board corrosion impact, in being expert at, 40% after-sales service produces thus.
Summary of the invention
The technical problem to be solved in the present invention is, provides a kind of strong power part that reduces circuit to be controlled, driven the interference of signal, and the effective structure of the commercial electromagnetic oven core of the anti-foreign body intrusion of lampblack-preventing, to overcome the deficiencies in the prior art.
The technical solution adopted for the present invention to solve the technical problems is: a kind of structure of commercial electromagnetic oven core, comprise casing and be fixed on forceful electric power unit and the light current unit in casing, air inlet and the air outlet for the dispelling the heat that on casing, arrange, in described casing, be provided with radiator and wind isolation board, described radiator and wind isolation board are split up into two intervals by casing, the first interval is enclosed area, Jian Shi radiating area, Second Region, described forceful electric power unit and light current unit are arranged in the first interval, and the components and parts of described forceful electric power unit are pressed close to the surface of radiator and installed; The air inlet of described casing and air outlet are located at respectively the two ends between Second Region.
The components and parts of described forceful electric power unit are put up a bridge and are connected by copper bar or wire.
Described light current unit comprises main control integrated circuit plate, described forceful electric power unit comprises IGBT, resonant capacitance, filter capacitor and three-phase commutation bridge, on described IGBT and main control integrated circuit plate, wire is set, makes main control integrated circuit plate control the signal of telecommunication to IGBT output.
In between described Second Region, near air outlet, be provided with radiator fan.
In described the first interval, be provided with heat emission fan in district.
Described light current unit also comprises fan control board, and DC fan transformer, and described DC fan transformer provides working power to fan control board and main control integrated circuit plate.
Compared with prior art, the invention has the beneficial effects as follows:
1) commercial electromagnetic oven core strong power part of the present invention adopts the design of forceful electric power lapping circuit, change traditional circuit-board plugin card installation mode, weak current part adopts board structure of circuit, make forceful electric power and weak current part separately, be better than traditional PCB board package circuit design, greatly reduce the interference of strong power part to the signal of circuit control, driving, enhance product performance.
2) the different and traditional pcb board package circuit board of commercial electromagnetic oven core radiator structure of the present invention, but by the high performance components modularization of heating, be anchored on radiator, cold wind, from the bottom process of radiator, is taken away heat by radiator, cold wind not with device contacts, accomplish complete airtight heat radiation, stop environment oil smoke, the impact on device, circuit of steam and foreign matter, improves product useful life.
Accompanying drawing explanation
Fig. 1 is the stereoscopic structural representation of commercial electromagnetic oven core of the present invention.
Fig. 2 is the internal structure schematic diagram of commercial electromagnetic oven core of the present invention.
Fig. 3 is the movement internal structure vertical view of the commercial induction cooker shown in Fig. 2.
Fig. 4 is the heat radiation wind rose of commercial electromagnetic oven core of the present invention.
Fig. 5 is the internal heat dissipation structures wind rose of commercial electromagnetic oven core of the present invention.
In accompanying drawing, 1 fan control board, 2 main control integrated circuit plates, 3 DC fan transformers, 4 resonant capacitances, 5IGBT, 6 filter capacitors, 7 three-phase commutation bridges, 8 radiators, 9 copper bars, 10 casings, 11 air outlets, 12 air inlets, 13 frequency conversion DC fan, 14 wind isolation boards, heat emission fan in 15 cover plate ，16 districts.
Embodiment
Below in conjunction with drawings and Examples, the invention will be further described.
Referring to Fig. 1-5, the present invention relates to a kind of structure of commercial electromagnetic oven core, comprise casing 10 and be fixed on forceful electric power unit and the light current unit in casing, air inlet 12 and the air outlet 11 for the dispelling the heat that on casing, arrange, in described casing, be provided with radiator 8 and wind isolation board 14, wind isolation board connects radiator, both are split up into upper and lower two intervals by casing 10, the first interval is enclosed area, top is provided with cover plate 15, Jian Shi radiating area, Second Region, described forceful electric power unit and light current unit are arranged in the first interval, the components and parts of described forceful electric power unit are pressed close to the surface of radiator 8 and are installed, the work calories of the components and parts of forceful electric power unit is transmitted and is dispelled the heat by radiator 8, and air inlet 12 and the air outlet 11 of described casing 10 are located at respectively the two ends between Second Region, and air enters between Second Region and by the heat of radiator 8 and takes away from air inlet.
The components and parts of described forceful electric power unit are put up a bridge and are connected by copper bar 9 or wire.
Described light current unit comprises main control integrated circuit plate 2, fan control board 1, and DC fan transformer 3, and DC fan transformer provides working power to fan control board and main control integrated circuit plate.Described forceful electric power unit comprises IGBT 5(Insulated Gate Bipolar Transistor, insulated gate bipolar transistor), resonant capacitance 4, filter capacitor 6 and three-phase commutation bridge 7, strong power part of the present invention has changed the mode of tradition plug-in unit on circuit board, forceful electric power and light current are separately, reduce widely the interference of strong power part to the signal of circuit control, driving, improved product stability.On described IGBT and main control integrated circuit plate 2, wire is set, makes main control integrated circuit plate control the signal of telecommunication to IGBT output, control IGBT work.
In between described Second Region, near air outlet, be provided with radiator fan.Referring to Fig. 5, radiator fan is frequency conversion DC fan 13, frequency conversion DC fan 13 makes to form between Second Region forced-convection heat transfer, and the hot-air between Second Region is taken away, impel outside air from air inlet enter between Second Region, through the bottom of radiator 8, from air outlet, leave heat again and be pulled away.And in described the first interval, be also provided with heat emission fan 16 in district, for the partial closure's heat radiation in the first interval.
More than open is only specific embodiments of the invention; do not form limiting the scope of the invention; for general technical staff of the technical field of the invention; do not departing under general idea prerequisite of the present invention; variation and the replacement without process creative work according to technical solution of the present invention, done, within all should dropping on protection scope of the present invention.
Claims (6)
1. the structure of a commercial electromagnetic oven core, comprise casing and be fixed on forceful electric power unit and the light current unit in casing, air inlet and the air outlet for the dispelling the heat that on casing, arrange, it is characterized in that: in described casing, be provided with radiator and wind isolation board, described radiator and wind isolation board are split up into two intervals by casing, the first interval is enclosed area, Jian Shi radiating area, Second Region, described forceful electric power unit and light current unit are arranged in the first interval, and the components and parts of described forceful electric power unit are pressed close to the surface of radiator and installed; The air inlet of described casing and air outlet are located at respectively the two ends between Second Region.
2. the structure of commercial electromagnetic oven core according to claim 1, is characterized in that: the components and parts of described forceful electric power unit are put up a bridge and connected by copper bar or wire.
3. the structure of commercial electromagnetic oven core according to claim 2, it is characterized in that: described light current unit comprises main control integrated circuit plate, described forceful electric power unit comprises IGBT, resonant capacitance, filter capacitor and three-phase commutation bridge, on described IGBT and main control integrated circuit plate, wire is set, makes main control integrated circuit plate control the signal of telecommunication to IGBT output.
4. the structure of commercial electromagnetic oven core according to claim 3, is characterized in that: between described Second Region, near air outlet, be provided with radiator fan.
5. the structure of commercial electromagnetic oven core according to claim 4, is characterized in that: in described the first interval, be provided with heat emission fan in district.
6. the structure of commercial electromagnetic oven core according to claim 5, is characterized in that: described light current unit also comprises fan control board, and DC fan transformer, and described DC fan transformer provides working power to fan control board and main control integrated circuit plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310493908.6A CN103582195A (en) | 2013-10-21 | 2013-10-21 | Structure of machine core of commercial induction cooker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310493908.6A CN103582195A (en) | 2013-10-21 | 2013-10-21 | Structure of machine core of commercial induction cooker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103582195A true CN103582195A (en) | 2014-02-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310493908.6A Pending CN103582195A (en) | 2013-10-21 | 2013-10-21 | Structure of machine core of commercial induction cooker |
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| CN (1) | CN103582195A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106658802A (en) * | 2017-03-01 | 2017-05-10 | 广东海明晖电子科技有限公司 | DC bus heat dissipation structure of high-power machine core |
| CN109451604A (en) * | 2018-12-15 | 2019-03-08 | 黎伟文 | A kind of electric furnace of good heat dissipation effect |
| JP2021005440A (en) * | 2019-06-25 | 2021-01-14 | パナソニックＩｐマネジメント株式会社 | Induction heating cooker |
Citations (5)
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|---|---|---|---|---|
| CN201087794Y (en) * | 2007-05-16 | 2008-07-16 | 九阳股份有限公司 | Cooling structure of electromagnetic stove IGBT module |
| CN201306763Y (en) * | 2008-12-10 | 2009-09-09 | 杜润强 | A fixed heating container for an induction cooker |
| CN102056355A (en) * | 2010-12-29 | 2011-05-11 | 东莞市永尚节能科技有限公司 | Electromagnetic heating controller |
| CN201852164U (en) * | 2010-11-17 | 2011-06-01 | 佛山市顺德区佰朗电器有限公司 | Electromagnetic oven |
| CN102821499A (en) * | 2012-08-01 | 2012-12-12 | 美的集团有限公司 | Electromagnetic oven core heat radiation structure and electromagnetic oven |
-
2013
- 2013-10-21 CN CN201310493908.6A patent/CN103582195A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201087794Y (en) * | 2007-05-16 | 2008-07-16 | 九阳股份有限公司 | Cooling structure of electromagnetic stove IGBT module |
| CN201306763Y (en) * | 2008-12-10 | 2009-09-09 | 杜润强 | A fixed heating container for an induction cooker |
| CN201852164U (en) * | 2010-11-17 | 2011-06-01 | 佛山市顺德区佰朗电器有限公司 | 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 |
| CN102821499A (en) * | 2012-08-01 | 2012-12-12 | 美的集团有限公司 | Electromagnetic oven core heat radiation structure and electromagnetic oven |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106658802A (en) * | 2017-03-01 | 2017-05-10 | 广东海明晖电子科技有限公司 | DC bus heat dissipation structure of high-power machine core |
| CN109451604A (en) * | 2018-12-15 | 2019-03-08 | 黎伟文 | A kind of electric furnace of good heat dissipation effect |
| JP2021005440A (en) * | 2019-06-25 | 2021-01-14 | パナソニックＩｐマネジメント株式会社 | Induction heating cooker |
| JP7241259B2 (en) | 2019-06-25 | 2023-03-17 | パナソニックＩｐマネジメント株式会社 | induction cooker |
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Application publication date: 20140212 |