CN103292369B - Ultrathin electromagnetic furnace and housing thereof - Google Patents
Ultrathin electromagnetic furnace and housing thereof Download PDFInfo
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- CN103292369B CN103292369B CN201210039973.7A CN201210039973A CN103292369B CN 103292369 B CN103292369 B CN 103292369B CN 201210039973 A CN201210039973 A CN 201210039973A CN 103292369 B CN103292369 B CN 103292369B
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Abstract
The present invention relates to Ultrathin electromagnetic furnace and housing thereof, this housing comprises the base plate of band air inlet, with the first side plate of air outlet, and second side plate adjacent with described first side plate and the 3rd side plate, the middle part of described base plate arranges an air duct that can hold coil panel upwards, on described air duct, wind breach was set near described air inlet, described air inlet is in the side away from described first side plate of described air duct, and near described second side plate or the 3rd side plate, the side away from described first side plate of described air duct and described air inlet is provided with deep bead, between described first side plate and described air duct, circuit board mounting groove is set, described second side plate or between the 3rd side plate and described air duct, radiator mounting groove is set.This Ultrathin electromagnetic furnace have employed above-mentioned housing.The electromagnetic oven heat radiation that this housing is formed is effective, and cost is low, and noise is little.
Description
Technical field
The present invention relates to electromagnetic oven, particularly relate to the housing of Ultrathin electromagnetic furnace and electromagnetic oven.
Background technology
Electromagnetic oven in use coil and power component can produce amount of heat, and therefore in electromagnetic oven shell body, the design of heat dissipation wind channel is one of difficult point of electromagnetic oven design always.Especially Ultrathin electromagnetic furnace, because the space in furnace shell is less compared with ordinary electromagnetic stove, its heat dissipation design is more difficult.Some designers devise two radiator fans for Ultrathin electromagnetic furnace, give coil panel and power component (as IGBT, Qiao Dui, choke coil, polypropylene capactive etc.) heat radiation respectively, this scheme not only increases the weight of electromagnetic oven, and too increasing cost, the air channel of two fans is easily mutually interfered and produces larger noise in addition.
Summary of the invention
The object of this invention is to provide a kind of electromagnetic oven shell body, this electromagnetic oven shell body can for the manufacture of Ultrathin electromagnetic furnace, and the electromagnetic oven heat radiation made with this housing is effective.
Electromagnetic oven shell body of the present invention, comprise the base plate of band air inlet, with the first side plate of air outlet, and second side plate adjacent with described first side plate and the 3rd side plate, the middle part of described base plate arranges an air duct that can hold coil panel upwards, on described air duct, wind breach was set near described air inlet, described air inlet is in the side away from described first side plate of described air duct, and near described second side plate or the 3rd side plate, the side away from described first side plate of described air duct and described air inlet is provided with deep bead, between described first side plate and described air duct, circuit board mounting groove is set, described second side plate or between the 3rd side plate and described air duct, radiator mounting groove is set.
Preferably, the height of described air duct is less than the height of described deep bead.
Preferably, the height of described deep bead is equal with the height of described housing.
Preferably, a plurality of elastomer block installation position is set in described air duct.
Preferably, described second side plate and/or the 3rd side plate set out air port.
Present invention also offers a kind of Ultrathin electromagnetic furnace, this Ultrathin electromagnetic furnace comprises coil panel, microcrystal glass plate, control circuit board and a radiator fan, this Ultrathin electromagnetic furnace also comprises any one electromagnetic oven shell body above-mentioned, described coil panel and radiator fan are installed on the air inlet in described air duct and in described housing respectively, described control circuit board is arranged in described circuit board mounting groove and the radiator of its power component is embedded in described radiator mounting groove, and described microcrystal glass plate is installed on the oral area of described housing.
Preferably, described coil panel adopts and is installed in described air duct without screw mounting means, and below coil panel and top all arranges a plurality of elastomer block.
Preferably, this Ultrathin electromagnetic furnace comprises three air channels, first air channel is made up of described air inlet, described radiator fan, described radiator mounting groove and described air outlet successively, second air channel is made up of the gap between described air inlet, described radiator fan, the described wire turn crossing the gap below wind breach, described air duct, described coil panel, described coil panel, gap above described coil panel and described air outlet successively, and the 3rd air channel is made up of the gap above described air inlet, described radiator fan, described air duct and described air outlet successively.
Preferably, between the bottom of described coil panel and described housing, magnetic isolation plate is set.
Preferably, below described microcrystal glass plate, thermal insulation board is set.
Preferably, power component on described control circuit board is oppositely fixed on the lower surface of described radiator, upper surface and the lower surface rest position of described radiator are provided with heat radiation gear piece, pin place in described power component on described control circuit board arranges protective cover, to close the pin of described power component.
Electromagnetic oven shell body of the present invention, when forming electromagnetic oven, can form three heat dissipation wind channels by air duct, deep bead and radiator mounting groove, have good radiating effect.And only need a radiator fan, effectively can reduce cost and the weight of Ultrathin electromagnetic furnace, and effectively can avoid the interaction noise that causes during employing two fans.
Accompanying drawing explanation
Fig. 1 is the structural representation of one embodiment of the invention electromagnetic oven shell body.
Fig. 2 is for adopting the internal structure schematic diagram of a Ultrathin electromagnetic furnace of electromagnetic oven shell body shown in Fig. 1.
Fig. 3 is for adopting the sectional view of a Ultrathin electromagnetic furnace of electromagnetic oven shell body shown in Fig. 1.
Detailed description of the invention
Below in conjunction with drawings and Examples, the present invention will be further described.
As shown in Figure 1, this electromagnetic oven shell body 1 comprises base plate 101, first side plate 105, second side plate 104 adjacent with the first side plate 105 and the 3rd side plate 109, and four side plate relative with the first side plate 105, base plate 101 is arranged air inlet 102, first side plate 105 sets out air port 106, the middle part of base plate 101 arranges an air duct 108 that can hold coil panel upwards, on air duct 108, wind breach 111 was set near air inlet 102 place, air inlet 102 is in the side away from the first side plate 105 of air duct 108, and near the second side plate 104, the side away from the first side plate 105 of air duct 108 and air inlet 102 is provided with deep bead 112, between first side plate 105 and air duct 108, circuit board mounting groove 107 is set, between second side plate 104 and air duct 108, radiator mounting groove 103 is set.Understandably, air inlet 102 also in the side away from the first side plate 105 of air duct 108 and near the 3rd side plate 109, correspondingly, can arrange radiator mounting groove between the 3rd side plate 109 and air duct 108.
In some embodiments, the height of air duct 108 is less than the height of deep bead 112, to form the 3rd air channel.
In some embodiments, the height of deep bead 112 is equal with the height of housing 1, equal with the height of above-mentioned each side plate in other words, all to be kept off by wind to air outlet 106 side.
In some embodiments, a plurality of elastomer block installation position 110 being set in air duct 108, for placing elastomer block bottom air duct 108 and between coil panel, realizing installing without screw of coil panel.
In some embodiments, the second side plate 104 and the 3rd side plate 109 are also provided with air outlet 106, to reach better radiating effect.
Fig. 2 is the internal structure schematic diagram of the Ultrathin electromagnetic furnace adopting above-mentioned electromagnetic oven shell body, and Fig. 3 is the sectional view of this Ultrathin electromagnetic furnace.As shown in Figures 2 and 3, this Ultrathin electromagnetic furnace comprises electromagnetic oven shell body 1, coil panel 3, microcrystal glass plate 6, control circuit board 2 and a radiator fan 5, and electromagnetic oven shell body 1 is identical with housing shown in Fig. 1.With reference to Fig. 1-3, coil panel 3 is installed in air duct 108, radiator fan is installed on air inlet 102 place in housing 1, control circuit board 2 is arranged in circuit board mounting groove 107 and the radiator 4 of its power component (comprising IGBT and Qiao Dui) is embedded in radiator mounting groove 103, and microcrystal glass plate 6 is installed on the oral area of housing 1.Below microcrystal glass plate 6, arrange thermal insulation board 7, the heat produced to avoid pan reaches in the housing 1 of electromagnetic oven, and thermal insulation board 7 can select micarex etc.In figure, 113 is interface card.
Coil panel 3 adopts and is installed in air duct 108 without screw mounting means.Specifically, utilize the wall of air duct 108 to coil panel 3 located lateral, below coil panel 3 and above a plurality of elastomer block is all set coil panel 3 is vertically located, rely on final assembly structure and elastomer block by Bit andits control vertical for coil panel 3 at about 0.5mm, with the magnetic gap of accurate control coil face to the bottom of a pan.
This Ultrathin electromagnetic furnace comprises three air channels, and as shown in the dotted line a with arrow in Fig. 2, the first air channel is made up of air inlet 102, radiator fan 5, radiator mounting groove 103 and air outlet 106 successively; As shown in the lines c with arrow in Fig. 3, the second air channel successively by air inlet 102, radiator fan 5, cross gap below wind breach 111, air duct 108, coil panel 3, coil panel 3 wire turn between gap, gap above coil panel 3 and air outlet 106 form; As shown in the lines b with arrow in Fig. 2 and 3, the 3rd air channel is made up of the gap above air inlet 102, radiator fan 5, air duct 108 and air outlet 106 successively.
Radiator fan 5 adopts electromagnetic oven universal fan, can ensure enough blast and air quantity.During work, the fan page of radiator fan 5 is pressed in Fig. 2 and is rotated clockwise, and the distinguished and admirable distinguished and admirable inflow radiator mounting groove 103 axial with a part of a part of tangent line, takes out of outside housing 1 by the first air channel by the heat of radiator 4 and power component; Another part tangent line is distinguished and admirable flows into air duct 108 from crossing wind breach 111, takes out of outside housing 1 by the second air channel by the heat that coil produces; Another part is axially distinguished and admirable to flow out outside housing 1 along the 3rd air channel, dispels the heat to coil.
For reaching better radiating effect, in some embodiments, power component (as IGBT, Qiao Dui) on control circuit board 2 oppositely can be fixed on the lower surface of radiator 4, at the upper surface of radiator 4 and lower surface rest position, heat radiation gear piece is set according to the optkmal characteristics value of distinguished and admirable heat radiation, and can is that corrugated surface is to increase the effective area of radiator by the surface design of heat radiation gear piece further.In the first air channel, preferably make distinguished and admirablely simultaneously by component surface such as radiator 4 upper and lower surface and IGBT, instead of can only blow over radiator 4 upper surface, with this, elements such as the IGBT on control circuit board, bridge heap are better dispelled the heat.
For avoiding the pin of cockroach and foreign matter touching power component to cause short circuit aircraft bombing, on control circuit board 2, protective cover can also be set at the pin place of power component, with the pin of circulating power element.The distance also can coming between guaranteed output component pin and radiator 4 with this protective cover further, in the case, protective cover preferably adopts high-temperature insulation material manufacture.
Between the bottom of coil panel 3 and housing 1, magnetic isolation plate 8 is set, to the magnetic line of force of bottom surface when retarder dish 3 works, avoids the metallic plates such as the steel of heated base or iron and cause security incident.Magnetic isolation plate 8 can select aluminium sheet etc.
Coil panel 3 can adopt the coil panel of existing various structure, as long as its coil adopts on space(d) winding (namely the turn-to-turn of coil has gap), skeleton gap, air-flow can be made to pass through.
This Ultrathin electromagnetic furnace adopts single fan three air duct radiation, has good heat dissipation effect, the features such as lightweight, cost is low, and noise is little.
The above is only the preferred embodiment of the present invention, protection scope of the present invention be not only confined to above-described embodiment, and all technical schemes belonged under thinking of the present invention all belong to protection scope of the present invention.It should be pointed out that for those skilled in the art, some improvements and modifications without departing from the principles of the present invention, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (7)
1. a Ultrathin electromagnetic furnace, comprise coil panel, microcrystal glass plate, control circuit board and a radiator fan, it is characterized in that: also comprise electromagnetic oven shell body, described electromagnetic oven shell body comprises the base plate of band air inlet, with the first side plate of air outlet, and second side plate adjacent with described first side plate and the 3rd side plate, the middle part of described base plate arranges an air duct that can hold coil panel upwards, on described air duct, wind breach was set near described air inlet, described air inlet is in the side away from described first side plate of described air duct, and near described second side plate or the 3rd side plate, the side away from described first side plate of described air duct and described air inlet is provided with deep bead, between described first side plate and described air duct, circuit board mounting groove is set, described second side plate or between the 3rd side plate and described air duct, radiator mounting groove is set,
Described coil panel and radiator fan are installed on the air inlet in described air duct and in described housing respectively, described control circuit board is arranged in described circuit board mounting groove and the radiator of its power component is embedded in described radiator mounting groove, and described microcrystal glass plate is installed on the oral area of described housing;
Described second side plate and/or the 3rd side plate set out air port;
Multiple elastomer block installation position is set in described air duct.
2. electromagnetic oven according to claim 1, is characterized in that: the height of described air duct is less than the height of described deep bead.
3. electromagnetic oven according to claim 1, is characterized in that: the height of described deep bead is equal with the height of described housing.
4. electromagnetic oven according to claim 1, is characterized in that: described coil panel adopts and is installed in described air duct without screw mounting means, and below coil panel and top all arranges multiple elastomer block.
5. electromagnetic oven according to claim 1, it is characterized in that: comprise three air channels, first air channel is successively by described air inlet, described radiator fan, described radiator mounting groove and described air outlet composition, second air channel is successively by described air inlet, described radiator fan, described wind breach excessively, described air duct, gap below described coil panel, gap between the wire turn of described coil panel, gap above described coil panel and described air outlet composition, 3rd air channel is successively by described air inlet, described radiator fan, gap above described air duct and described air outlet composition.
6. electromagnetic oven according to claim 1, is characterized in that: arrange magnetic isolation plate between the bottom of described coil panel and described housing, arrange thermal insulation board below described microcrystal glass plate.
7. electromagnetic oven according to claim 1, it is characterized in that: the power component on described control circuit board is oppositely fixed on the lower surface of described radiator, upper surface and the lower surface rest position of described radiator are provided with heat radiation gear piece, pin place in described power component on described control circuit board arranges protective cover, to close the pin of described power component.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210039973.7A CN103292369B (en) | 2012-02-22 | 2012-02-22 | Ultrathin electromagnetic furnace and housing thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210039973.7A CN103292369B (en) | 2012-02-22 | 2012-02-22 | Ultrathin electromagnetic furnace and housing thereof |
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| Publication Number | Publication Date |
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| CN103292369A CN103292369A (en) | 2013-09-11 |
| CN103292369B true CN103292369B (en) | 2016-04-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210039973.7A Active CN103292369B (en) | 2012-02-22 | 2012-02-22 | Ultrathin electromagnetic furnace and housing thereof |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3863962A (en) * | 1973-11-21 | 1975-02-04 | Intertherm | Slide-on base-to-plenum assembly |
| EP1793652A2 (en) * | 2005-12-02 | 2007-06-06 | LG Electronics, Inc. | Heater unit and electric cooker equipped therewith |
| CN201014587Y (en) * | 2007-04-09 | 2008-01-30 | 美的集团有限公司 | Coil panel support |
| CN201992709U (en) * | 2010-12-31 | 2011-09-28 | 美的集团有限公司 | Ultrathin electromagnetic oven |
| CN102322656A (en) * | 2011-09-01 | 2012-01-18 | 深圳拓邦股份有限公司 | Heat radiation structure of induction cooker |
| CN202494148U (en) * | 2012-02-22 | 2012-10-17 | 深圳市鑫汇科电子有限公司 | Ultrathin electromagnetic oven and shell thereof |
-
2012
- 2012-02-22 CN CN201210039973.7A patent/CN103292369B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3863962A (en) * | 1973-11-21 | 1975-02-04 | Intertherm | Slide-on base-to-plenum assembly |
| EP1793652A2 (en) * | 2005-12-02 | 2007-06-06 | LG Electronics, Inc. | Heater unit and electric cooker equipped therewith |
| CN201014587Y (en) * | 2007-04-09 | 2008-01-30 | 美的集团有限公司 | Coil panel support |
| CN201992709U (en) * | 2010-12-31 | 2011-09-28 | 美的集团有限公司 | Ultrathin electromagnetic oven |
| CN102322656A (en) * | 2011-09-01 | 2012-01-18 | 深圳拓邦股份有限公司 | Heat radiation structure of induction cooker |
| CN202494148U (en) * | 2012-02-22 | 2012-10-17 | 深圳市鑫汇科电子有限公司 | Ultrathin electromagnetic oven and shell thereof |
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| Publication number | Publication date |
|---|---|
| CN103292369A (en) | 2013-09-11 |
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Address after: Post office building Baoan District 13 Baomin Shenzhen city Guangdong province 518101 Road 27 layer Applicant after: Xin Huike limited company of Shenzhen Address before: Post office building Baoan District 13 Baomin Shenzhen city Guangdong province 518101 Road 27 layer Applicant before: Shenzhen CHK Electronics Co., Ltd. |
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Free format text: CORRECT: APPLICANT; FROM: SHENZHEN CHK ELECTRONICS CO., LTD. TO: SHENZHEN XINHUI TECHNOLOGY CO., LTD. |
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Address after: 518133 B building, No. 7 down mountain road, Fuyong street, Shenzhen, Guangdong, Baoan District, China Patentee after: Xin Huike limited company of Shenzhen Address before: Post office building Baoan District 13 Baomin Shenzhen city Guangdong province 518101 Road 27 layer Patentee before: Xin Huike limited company of Shenzhen |