CN204187679U - Electromagnetic oven - Google Patents
Electromagnetic oven Download PDFInfo
- Publication number
- CN204187679U CN204187679U CN201420536093.5U CN201420536093U CN204187679U CN 204187679 U CN204187679 U CN 204187679U CN 201420536093 U CN201420536093 U CN 201420536093U CN 204187679 U CN204187679 U CN 204187679U
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- Prior art keywords
- heat
- conducting plate
- electromagnetic oven
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- parts
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- 239000007769 metal material Substances 0.000 claims abstract description 14
- 239000004020 conductor Substances 0.000 claims abstract description 10
- 239000000463 material Substances 0.000 claims abstract description 10
- 239000012774 insulation material Substances 0.000 claims description 25
- 238000010079 rubber tapping Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 7
- 238000010438 heat treatment Methods 0.000 abstract description 3
- 239000011810 insulating material Substances 0.000 abstract description 2
- 239000013081 microcrystal Substances 0.000 description 4
- 230000005855 radiation Effects 0.000 description 3
- 241000238631 Hexapoda Species 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 230000000191 radiation effect Effects 0.000 description 2
- 235000014347 soups Nutrition 0.000 description 2
- 229910001369 Brass Inorganic materials 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000010951 brass Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 230000009931 harmful effect Effects 0.000 description 1
- 239000011796 hollow space material Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000010445 mica Substances 0.000 description 1
- 229910052618 mica group Inorganic materials 0.000 description 1
- 229910000510 noble metal Inorganic materials 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 239000002887 superconductor Substances 0.000 description 1
Landscapes
- Electric Stoves And Ranges (AREA)
Abstract
The utility model discloses an electromagnetic oven, this electromagnetic oven includes: the circuit board and the coil panel are arranged in the base, the large heat-generating component is arranged on the circuit board, and the base and the heat-conducting plate are made of metal materials or good heat conductor materials; the heat conducting plate is arranged in the base, the heat conducting insulating material is arranged between the large heat generating component and the heat conducting plate, and the heat conducting plate is in heat conducting connection with the base. The utility model discloses the electromagnetism stove utilizes heat-conducting plate and the base of being made by metal material or hot good conductor material to dispel the heat to coil panel and big heating element and parts, consequently, the utility model discloses an electromagnetism stove need not to set up radiator fan to operating noise has been reduced and the safety in utilization has been improved, and good radiating effect has also.
Description
Technical field
The utility model relates to kitchen appliance, especially electromagnetic oven.
Background technology
Existing electromagnetic oven mainly relies on the heating of work realization to pan etc. of coil panel, and coil panel is the heating source of pan etc., is also the thermal source making electromagnetic oven other electronic devices and components inner heat up when electromagnetic oven duty simultaneously.And, when existing electromagnetic oven utilizes alternating magnetic field to heat food at the bottom of a pan generation eddy current, its operation principle is: ceaselessly opened by power transistor (IGBT) after relying on the heap of the bridge on circuit board to carry out rectification again, turn off and produce alternating magnetic field, therefore, the transformer of bridge heap and IGBT and circuit board being powered for their all can produce a large amount of heats at work.In order to dispel the heat to prevent because coil panel and inner the overheated of other electronic devices and components of electromagnetic oven cause hydraulic performance decline and electrical safety to above-mentioned coil panel, simultaneously in order to pile the bridge on circuit board, IGBT, the large caloric value components and parts heat radiation such as transformer is to ensure normal work, need to arrange radiator fan in the furnace chamber of existing electromagnetic oven, corresponding, the base of electromagnetic oven needs offer air inlet and air outlet, cold wind is sucked from air inlet by radiator fan, cold wind is through coil panel, after large caloric value components and parts, heat absorption becomes hot blast and is discharged from air outlet, air inlet and air outlet be generally all made into lattice-shaped be beneficial to distinguished and admirable pass through and prevent user point through, but, disadvantageously, overflow soup that pot overflows and insect of pan all can enter furnace chamber from the air inlet of lattice-shaped and air outlet, easily cause the electrical safety hidden danger such as circuit board short circuit, simultaneously, the operation of radiator fan also will inevitably produce certain operation noise, reduce the comfort of user, and, along with the increase of radiator fan running time, the oil smoke, dust etc. flow to the wind into furnace chamber also can increase, and that causes in furnace chamber is dirty, not only not easy cleaning, bring harmful effect also can to the service behaviour of each parts in furnace chamber.
Utility model content
For overcoming the deficiencies in the prior art, main purpose of the present utility model is to provide when without the need to using radiator fan, has great heat radiation effect, the safe to use and electromagnetic oven that noise is little.
For realizing above-mentioned main purpose, the technical scheme that the utility model adopts is: electromagnetic oven, it comprises base, circuit board, large caloric value components and parts and coil panel, circuit board and coil panel are arranged in base, large caloric value components and parts are installed on circuit boards, and base and heat-conducting plate are made up of the good conductor material of metal material or heat; In base, heat-conducting plate is installed, between large caloric value components and parts and heat-conducting plate, is provided with heat-conducting insulation material, and heat-conducting plate is connected with base heat conduction.
From above scheme, the utility model electromagnetic oven owing to arranging heat-conducting plate in electromagnetic oven, the heat that large caloric value components and parts produce is passed to heat-conducting plate via heat-conducting insulation material, simultaneously, coil panel produce heat via the air transmitted in furnace chamber to heat-conducting plate, heat is carried out heat exchange further by the surrounding environment outside base and electromagnetic oven by heat-conducting plate, realizes the heat radiation to electromagnetic oven.Due to without the need to arranging radiator fan to dispel the heat in the furnace chamber of electromagnetic oven, therefore, avoid the noise brought by radiator fan when electromagnetic oven runs, and, electromagnetic oven does not need air inlet and the air outlet of offering lattice-shaped, thus overflow soup that pot overflows and insect of pan can be stopped enters through air inlet and air outlet the electrical safety hidden danger that furnace chamber causes, and, base and heat-conducting plate are made by the good conductor material of metal material or heat, can bring good radiating effect.
Further, between coil panel and the opposite face of base, heat-conducting insulation material is provided with.As can be seen here, the heat that coil panel produces both can be passed to base via the air transmitted in furnace chamber to heat-conducting plate again, base can be passed to again via heat-conducting insulation material, and from base, heat is distributed simultaneously, thus improve the heat transfer efficiency that coil panel conducts heat to base further, improve radiating effect.
Further, heat-conducting plate comprises the first heat-conducting plate and the second heat-conducting plate, between the first heat-conducting plate and large caloric value components and parts and be equipped with heat-conducting insulation material between the second heat-conducting plate and coil panel.Therefore, large caloric value components and parts and coil panel are connected with the first heat-conducting plate and the second heat-conducting plate heat conduction respectively, and coil panel can obtain the higher heat transfer efficiency to base heat transfer by the second heat-conducting plate.
Further, the second heat-conducting plate has the anchor ring relative with the coil of coil panel.As can be seen here, coil is the main heat generating components of coil panel, by arranging an anchor ring relative with coil on the second heat-conducting plate, can increase the contact area of coil panel via heat-conducting insulation material and the second heat-conducting plate, improving radiating effect.
Further, large caloric value components and parts are multiple, and the free end of multiple large caloric value components and parts is positioned at the first plane, and the first heat-conducting plate has second plane relative and parallel with the first plane.Therefore, one end of large caloric value components and parts is fixing on circuit boards, the other end of large caloric value components and parts is free end, by the free end of each large caloric value components and parts is all arranged in same plane, namely each free end is consistent relative to the height of circuit board, both be conducive to filling heat-conducting insulation material between the first plane and the second plane, the situation causing heat transfer efficiency to reduce owing to arranging bending on the first heat-conducting plate also can be avoided to occur.
Further, electromagnetic oven also comprises cover, and cover is made up of the good conductor material of metal material or heat, and cover is arranged on base, and the second plane is connected with cover heat conduction.As can be seen here, the second plane of heat-conducting plate can realize being connected with the heat conduction of base by cover.
Further, the first plane and circuit board are provided with perforate that multipair and multiple large caloric value components and parts are adjacent accordingly, at often pair of tapping, a bolt connection piece are installed.Therefore, fastening by multiple bolt connection piece, can improve heat-conducting plate and be connected with the heat conduction of multiple large caloric value components and parts via heat-conducting insulation material, avoids the situation reducing heat conduction connection reliability due to the aging of heat-conducting insulation material to occur.
Further, bolt connection piece comprises the screw bolt and nut made by metal material, and bolt head compresses mutually with circuit board, and nut compresses mutually with the second plane, and drain pan is provided with the boss corresponding with nut, and bolt head is connected with boss heat conduction.As can be seen here, owing to have accumulated more heat in heat-conducting plate second plane and multiple large adjacent position of caloric value components and parts, by grafting bolt in the perforate of adjacent position, partial heat in second plane can be passed to bolt by nut, heat is passed to boss by the bolt head of bolt further, thus contributes to the heat that reduces heat-conducting plate second plane and multiple large adjacent position of caloric value components and parts to assemble.
Further, large caloric value components and parts comprise IBGT, Qiao Dui, transformer and rectifier bridge.
Further, heat-conducting plate is formed in one.
From above scheme, electromagnetic oven of the present utility model has the heat-conducting plate and base be made up of the good conductor material of metal material or heat, the heat that coil panel and large caloric value components and parts produce can be distributed in the surrounding environment outside electromagnetic oven by base, therefore, electromagnetic oven of the present utility model is without the need to arranging radiator fan, thus reduce operation noise and improve safety in utilization, and also there is great heat radiation effect.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is described in further detail.
Fig. 1 is the exploded perspective view according to the utility model embodiment electromagnetic oven;
Fig. 2 is the schematic diagram removed after cover and micro-crystal plate according to the utility model embodiment electromagnetic oven;
Fig. 3 is the partial sectional view according to the utility model embodiment electromagnetic oven.
In figure: 100. electromagnetic ovens; 110. micro-crystal plate; 120. cover; 130. coil panel; 140. heat-conducting plate; 141. first heat-conducting plates; 141A. perforate; 142 second heat-conducting plates; 142A. anchor ring; 150. base; 151. insulating bolt; 160. circuit board; 161. large caloric value components and parts; 170. heat-conducting insulation material; 180. bolt connection piece; 181. bolt; 181A. bolt head; 182. nut; 190. boss.
Detailed description of the invention
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, electromagnetic oven of the present utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
Fig. 1,2 and 3 shows a better embodiment of the utility model electromagnetic oven, electromagnetic oven 100 comprises base 150, circuit board 160, large caloric value components and parts 161, coil panel 130 and heat-conducting plate 140, circuit board 160, coil panel 130 and heat-conducting plate 140 are arranged in base 150, and circuit board 160 is provided with large caloric value components and parts 161.Base 150 and heat-conducting plate 140 are made by the good conductor material of metal material or heat, between large caloric value components and parts 161 and heat-conducting plate 140, be filled with heat-conducting insulation material 170, and heat-conducting plate 140 is connected with base 150 heat conduction.Preferably, heat-conducting plate 140 adopts the superconductor with the noble metal material of high-efficiency heat conduction characteristic, and such as brass, silver etc., base 150 adopts aluminium, and heat-conducting insulation material 170 can adopt mica, heat conductive insulating silica gel or heat conductive insulating silicone grease.Heat-conducting plate 140 is connected with the heat conduction of base 150 the wherein one of following three kinds of modes can be adopted to realize: one, heat-conducting plate 140 and base 150 directly fit tightly; Two, heat-conducting plate 140 and the conducting-heat elements be fixed between heat-conducting plate 140 and base 150 fit tightly, and three, coated with thermally conductive insulating materials 170 between heat-conducting plate 140 and base 150 or between heat-conducting plate 140 and conducting-heat elements.Hot linked mode two is led for above-mentioned, the cover 120 of electromagnetic oven 100 can be set to the conducting-heat elements be made up of the good conductor material of metal material or heat, this cover 120 is arranged on base 150, and, heat-conducting plate 140 and cover 120 fit tightly, so, heat-conducting plate 140 realizes indirectly being connected with the heat conduction of base 150 by cover 120.Also comprise micro-crystal plate 110 for the electromagnetic oven 100 with cover 120, micro-crystal plate 110, cover 120, base 150 are fixedly connected sequentially the airtight furnace chamber of formation one, and above-mentioned circuit board 160, coil panel 130 and heat-conducting plate 140 are arranged in this furnace chamber.Preferably, in order to improve radiating effect further, base 150 can also arrange multiple reinforcement to improve radiating effect.Further, heat-conducting plate 140 is arranged to have the first heat-conducting plate 141 and the second heat-conducting plate 142, base 150 is provided with the insulating bolt 151 that three have screwed hole, with screw (not shown), insulating bolt 151 coordinates that the second heat-conducting plate 142 and coil panel 130 are supported and fixed, and they and base 150 are kept certain interval, first heat-conducting plate 141 is connected with the heat conduction of large caloric value components and parts 161 by heat-conducting insulation material 170, second heat-conducting plate 142 is connected with coil panel 130 heat conduction by heat-conducting insulation material 170, and, first heat-conducting plate 141 is connected with base 150 heat conduction by heat-conducting insulation material 170, thus large caloric value components and parts 161 are passed to base 150 by the first heat-conducting plate 141, the heat that coil panel 130 produces is passed to base 150 by the second heat-conducting plate 142 and the first heat-conducting plate 141, heat is distributed in the surrounding environment outside electromagnetic oven 100 by base 150 more further.
As an embodiment, such as the utility model electromagnetic oven that power is lower, coil panel is without the need to being directly connected with heat-conducting plate or base heat conduction, coil panel produce heat via the transfer of air in furnace chamber to heat-conducting plate, heat is carried out heat exchange by the surrounding environment outside base and electromagnetic oven by heat-conducting plate further, realizes the heat radiation to electromagnetic oven.Further, also heat-conducting insulation material can be filled between coil panel and base.Setting like this, the heat that coil panel produces can also be passed to base via heat-conducting insulation material, then is distributed by heat from base, thus improves the heat transfer efficiency that coil panel conducts heat to base, improves radiating effect.
Preferably, the second heat-conducting plate 142 of heat-conducting plate 140 is provided with the anchor ring 142A relative with the coil of coil panel 130.This anchor ring is formed in the projection of the second heat-conducting plate 142 away from base 150 direction, it is hollow space between anchor ring 142A and base 150, the non-coiler part of size and coil panel 130 center of this anchor ring 142A central opening adapts, namely, on the direction perpendicular to base 150, the projection of central opening is positioned within the projection of non-coiler part.This anchor ring 142A can increase the contact area of coil panel 130 by heat-conducting insulation material 170 and the second heat-conducting plate 142, promote the heat transfer efficiency to coil panel 130, further, " leakage field " that leak to base 150 direction when this anchor ring 142A can also run coil panel 130 carries out certain shielding.
Above-mentioned large caloric value components and parts 161 have multiple, such as: IBGT, Qiao Dui, transformer and rectifier bridge.One end of each large caloric value components and parts 161 is fixed on circuit board 160, the other end is free end, each free end is all positioned at the first plane, namely each free end is consistent relative to the height of circuit board 160, and the second plane of the first heat-conducting plate 141 is relative with the first plane and parallel.Like this, both be conducive between the first plane and the second plane, fill the consistent heat-conducting insulation material of thickness 170, enhance productivity, reduce production cost, the heat transfer efficiency caused when each free end differed with the height relative to circuit board 160 adapts and produce bending on the first heat-conducting plate 141 also can be avoided to reduce.
In order to ensure that heat-conducting plate 140 is connected with the heat conduction of multiple large caloric value components and parts 161 via heat-conducting insulation material 170, first plane and circuit board 160 of the first heat-conducting plate 141 are provided with multipair perforate 141A accordingly, this position set by multipair perforate 141A and multiple large caloric value components and parts 161 adjacent, at often pair of perforate 141A place, a bolt connection piece 180 is installed.
Further, bolt connection piece 180 comprises the bolt 181 and nut 182 made by metal material, the bolt head 181A of bolt 181 compresses mutually with circuit board 160, nut 182 compresses mutually with the second plane, circuit board 160, heat-conducting plate 140 and heat-conducting insulation material 170 are fastened between bolt 181 and nut 182, drain pan is provided with and each bolt head 181A boss 190 one to one, mutually to be fitted tightly with boss 190 by bolt head 181A or full-filling heat-conducting insulation material 170 is connected with the heat conduction of boss 190 to realize bolt head 181A between bolt head 181A with boss 190.Whereby, partial heat in second plane of heat-conducting plate 140 is passed to boss 190 via nut 182, the bolt 181 coordinated with nut 182, bolt head 181A, can effectively prevent from assembling too much heat in heat-conducting plate 140 second plane and multiple large adjacent position of caloric value components and parts 161
Preferably, above-described heat-conducting plate 140 is formed in one, specifically, it is shaping that first heat-conducting plate 141 of heat-conducting plate 140 and the second heat-conducting plate 142 pass through integrated punching, therefore, both be convenient to processing, be also conducive to the transmission of heat between the first heat-conducting plate 141 and the second heat-conducting plate 142, and avoid the heat in one of them in the first heat-conducting plate 141 and the second heat-conducting plate 142 to be obviously greater than heat on another.
The above embodiment only have expressed preferred forms of the present utility model, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the utility model the scope of the claims.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be as the criterion with claims.
Claims (10)
1. electromagnetic oven, comprise base, circuit board, large caloric value components and parts and coil panel, described circuit board and described coil panel are arranged in base, and described large caloric value components and parts are installed on circuit boards, it is characterized in that:
In described base, be provided with heat-conducting plate, described heat-conducting plate and described base are made by the good conductor material of metal material or heat;
Between described large caloric value components and parts and described heat-conducting plate, be provided with heat-conducting insulation material, described heat-conducting plate is connected with described base heat conduction.
2. electromagnetic oven according to claim 1, is characterized in that:
Heat-conducting insulation material is provided with between described coil panel and the opposite face of described base.
3. electromagnetic oven according to claim 1, is characterized in that:
Described heat-conducting plate comprises the first heat-conducting plate and the second heat-conducting plate, between described first heat-conducting plate and described large caloric value components and parts, is equipped with described heat-conducting insulation material between described second heat-conducting plate and described coil panel.
4. electromagnetic oven according to claim 3, is characterized in that:
Described second heat-conducting plate has the anchor ring relative with the coil of described coil panel.
5. electromagnetic oven according to claim 3, is characterized in that:
Described large caloric value components and parts are multiple, and the free end of described multiple large caloric value components and parts is positioned at the first plane, and described first heat-conducting plate has second plane relative and parallel with described first plane.
6. electromagnetic oven according to claim 5, is characterized in that:
Described electromagnetic oven also comprises cover, and described cover is made up of the good conductor material of metal material or heat, and described cover is arranged on described base, and described second plane is connected with described cover heat conduction.
7. electromagnetic oven according to claim 5, is characterized in that:
Described first plane and described circuit board are provided with perforate that multipair and described multiple large caloric value components and parts are adjacent accordingly, and often pair described, tapping is provided with a bolt connection piece.
8. electromagnetic oven according to claim 7, is characterized in that:
Described bolt connection piece comprises the screw bolt and nut made by metal material, described bolt head compresses mutually with described circuit board, described nut compresses mutually with described second plane, and described drain pan is provided with the boss corresponding with described nut, and described bolt head is connected with described boss heat conduction.
9. the electromagnetic oven according to any one of claim 5 to 8, is characterized in that:
Described large caloric value components and parts comprise IBGT, Qiao Dui, transformer and rectifier bridge.
10. the electromagnetic oven according to any one of claim 3 to 8, is characterized in that:
Described heat-conducting plate is formed in one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420536093.5U CN204187679U (en) | 2014-09-17 | 2014-09-17 | Electromagnetic oven |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420536093.5U CN204187679U (en) | 2014-09-17 | 2014-09-17 | Electromagnetic oven |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204187679U true CN204187679U (en) | 2015-03-04 |
Family
ID=52619675
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420536093.5U Expired - Fee Related CN204187679U (en) | 2014-09-17 | 2014-09-17 | Electromagnetic oven |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204187679U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109429394A (en) * | 2017-08-29 | 2019-03-05 | 天津测防爆科技有限公司 | A kind of explosion-proof electromagnetic heater |
-
2014
- 2014-09-17 CN CN201420536093.5U patent/CN204187679U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109429394A (en) * | 2017-08-29 | 2019-03-05 | 天津测防爆科技有限公司 | A kind of explosion-proof electromagnetic heater |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150304 Termination date: 20210917 |