CN203964044U - A kind of waterproof construction of electromagnetic oven - Google Patents
A kind of waterproof construction of electromagnetic oven Download PDFInfo
- Publication number
- CN203964044U CN203964044U CN201420276339.XU CN201420276339U CN203964044U CN 203964044 U CN203964044 U CN 203964044U CN 201420276339 U CN201420276339 U CN 201420276339U CN 203964044 U CN203964044 U CN 203964044U
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- Prior art keywords
- electromagnetic oven
- weak current
- strong power
- electromagnetic
- current part
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- Expired - Fee Related
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- 238000010276 construction Methods 0.000 title claims abstract description 13
- 239000003292 glue Substances 0.000 claims abstract description 7
- 238000005266 casting Methods 0.000 claims abstract description 6
- 238000004891 communication Methods 0.000 claims abstract description 6
- 230000005855 radiation Effects 0.000 abstract description 5
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000009413 insulation Methods 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000003973 paint Substances 0.000 description 2
- 241000238631 Hexapoda Species 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 239000002519 antifouling agent Substances 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Induction Heating Cooking Devices (AREA)
Abstract
The utility model discloses a kind of waterproof construction of electromagnetic oven, it comprises electromagnetic stove lower cap element, is installed on electromagnetic oven master control borad, fan, the drum of electromagnetic stove lower cap element, described electromagnetic oven master control borad is electrically connected with electromagnetic stove display panel, the strong power part of described electromagnetic oven master control borad and weak current part are distributed in two wiring boards and carry out subregion layout, and weak current part is connected by communication lead with strong power part, described weak current part is packaged in protection box by casting glue structure.The beneficial effects of the utility model are: simple in structure, and highly versatile; Conventional master control borad is divided into strong power part and weak current part; and strong power part changes heat radiation better by air channel, and meanwhile, weak current part is placed in protection box; and encapsulating protection, thereby so just can reach the object in the object prolongation electromagnetic oven circuit life-span of insulation.
Description
Technical field
The utility model relates to electromagnetic oven field, especially relates to a kind of waterproof construction of electromagnetic oven.
Background technology
In existing electromagnetic oven wiring board production process; normally at the bottom of wiring board, brush the protective paint such as one deck insulated paint or three anti-paints; but wiring board in use still has into water phenomenon; or the steam causing under long-term wet environment; easily cause wiring board to occur the phenomenons such as short circuit; can greatly reduce the service life of electromagnetic oven wiring board, and on electromagnetic oven circuit, weak current part device, generally than comparatively dense, more easily causes dust, insect etc. to enter and causes wiring board short circuit.
Utility model content
The purpose of this utility model is exactly in order to address the above problem, and a kind of waterproof construction of the electromagnetic oven that extends electromagnetic oven service life is provided, and it can better reach three anti-objects.
To achieve these goals, the utility model adopts following technical scheme:
A kind of waterproof construction of electromagnetic oven, it comprises electromagnetic stove lower cap element (1), be installed on the electromagnetic oven master control borad of electromagnetic stove lower cap element, fan (6), drum (5), described electromagnetic oven master control borad is electrically connected with electromagnetic stove display panel (7), the strong power part (3) of described electromagnetic oven master control borad and weak current part (2) are distributed in two wiring boards and carry out subregion layout, and weak current part is connected by communication lead (4) with strong power part, and described weak current part is packaged in protection box by casting glue structure.
Further, described fan is installed on the drum lower left corner, and described strong power part is installed on the upper left corner of drum, and described weak current part is installed on the upper right corner of drum, wherein, described fan edge is provided with respectively the diversion air duct structure (8) towards strong power part and weak current part.
Further, the described diversion air duct structure structure that is in the shape of the letter V, and this V character form structure and electromagnetic stove lower cap element one-body molded.
The utlity model has following beneficial effect:
(1) simple in structure, highly versatile.
(2) conventional master control borad is divided into strong power part and weak current part; and weak current part is placed in protection box, and encapsulating protection, meanwhile; strong power part changes heat radiation better by air channel, thereby so just can reach the object in the object prolongation electromagnetic oven circuit life-span of insulation.
Brief description of the drawings
Fig. 1 is a kind of waterproof construction schematic diagram of electromagnetic oven.
Detailed description of the invention
For technological means, creation characteristic that the utility model is realized, reach object and effect is easy to understand, below in conjunction with concrete diagram, further set forth the utility model.
As shown in Figure 1, a kind of waterproof construction of electromagnetic oven, it comprises the electromagnetic stove lower cap element 1 being substantially square, be installed on the electromagnetic oven master control borad of electromagnetic stove lower cap element, horizontally disposed fan 6, drum 5, described electromagnetic oven master control borad is electrically connected with electromagnetic stove display panel 7, this electromagnetic stove display panel is located at the front zone position (being the below of Fig. 1) of electromagnetic stove lower cap element, the strong power part 3 of described electromagnetic oven master control borad and weak current part 2 are distributed in two wiring boards and carry out subregion layout, and weak current part is connected by communication lead 4 with strong power part, described weak current part is packaged in protection box by casting glue structure.Described strong power part comprises IGBT, rectifier bridge stack, inductance coil, ac filter electric capacity, DC filter capacitor and resonant capacitance, and fin is placed on and on the plate wiring board of strong power part, is convenient to heat radiation together with these components and parts.Described communication lead is made up of ground wire, power line and several sample line.The connected mode of aforementioned structure belongs to known prior art, and not in this to go forth.
Described communication lead is made up of many circuits, and its form that is wound in one distributes.
Described weak current part is not owing to considering heat dissipation problem, and it carries out overall encapsulating and form casting glue structure with casting glue, and encapsulating glue used can be conventional silicon gel.
Described fan is installed on the drum lower left corner (near electromagnetic stove display panel), described strong power part is installed on the upper left corner of drum, described weak current part is installed on the upper right corner of drum, wherein, described fan edge is provided with respectively the diversion air duct structure 8 towards strong power part and weak current part, the described diversion air duct structure structure that is in the shape of the letter V, and this V character form structure and electromagnetic stove lower cap element are one-body molded, at electromagnetic stove lower cap element, arc diversion air duct wall construction are set and are conducive to the wind of fan to be sent to the cooling parts of palpus.
Referring to Fig. 1, described fan right side is provided with the second training wall structure near drum 5, and it extends to the right side (in contactless state) of diversion air duct structure towards fan upper right side, be gapped between the two, is conducive to flowing of cooling air.
The operating process of this waterproof construction:
Electromagnetic oven master control borad is divided into weak current part and strong power part, be arranged in respectively on different wiring boards, here, the structure of strong and weak electricity part belongs to known technology, the wiring board of carrying strong power part and weak current part is installed in protection box respectively, and weak current part is carried out to encapsulating operation.
In this case; weak current part is overall encapsulating and being shut completely, and the heat radiation of strong power part, by fan air duct radiation, can be protected electromagnetic oven wiring board preferably; prevent that the phenomenons such as short circuit from appearring in wiring board, and then realize the life-time dilatation of electromagnetic oven wiring board.
Omit in full the description for known technology.
The foregoing is only preferred embodiment of the present utility model, protection domain of the present utility model is not limited in above-mentioned embodiment, and every technical scheme that belongs to the utility model principle all belongs to protection domain of the present utility model.For a person skilled in the art, some improvement of carrying out under the prerequisite that does not depart from principle of the present utility model, these improve and also should be considered as protection domain of the present utility model.
Claims (3)
1. the waterproof construction of an electromagnetic oven, it comprises electromagnetic stove lower cap element (1), be installed on the electromagnetic oven master control borad of electromagnetic stove lower cap element, fan (6), drum (5), described electromagnetic oven master control borad is electrically connected with electromagnetic stove display panel (7), it is characterized in that, the strong power part (3) of described electromagnetic oven master control borad and weak current part (2) are distributed in two wiring boards and carry out subregion layout, and weak current part is connected by communication lead (4) with strong power part, and described weak current part is packaged in protection box by casting glue structure.
2. the waterproof construction of a kind of electromagnetic oven according to claim 1, it is characterized in that, described fan is installed on the drum lower left corner, described strong power part is installed on the upper left corner of drum, described weak current part is installed on the upper right corner of drum, wherein, described fan edge is provided with respectively the diversion air duct structure (8) towards strong power part and weak current part.
3. the waterproof construction of a kind of electromagnetic oven according to claim 2, is characterized in that, the described diversion air duct structure structure that is in the shape of the letter V, and this V character form structure and electromagnetic stove lower cap element one-body molded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420276339.XU CN203964044U (en) | 2014-05-26 | 2014-05-26 | A kind of waterproof construction of electromagnetic oven |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420276339.XU CN203964044U (en) | 2014-05-26 | 2014-05-26 | A kind of waterproof construction of electromagnetic oven |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203964044U true CN203964044U (en) | 2014-11-26 |
Family
ID=51924621
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420276339.XU Expired - Fee Related CN203964044U (en) | 2014-05-26 | 2014-05-26 | A kind of waterproof construction of electromagnetic oven |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203964044U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108323076A (en) * | 2018-02-13 | 2018-07-24 | 江苏和亿智能科技有限公司 | A kind of strong and weak electrically separated layout circuit of safety check instrument |
| CN109424991A (en) * | 2017-08-25 | 2019-03-05 | 佛山市顺德区美的电热电器制造有限公司 | Electromagnetic cooking appliance |
-
2014
- 2014-05-26 CN CN201420276339.XU patent/CN203964044U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109424991A (en) * | 2017-08-25 | 2019-03-05 | 佛山市顺德区美的电热电器制造有限公司 | Electromagnetic cooking appliance |
| CN108323076A (en) * | 2018-02-13 | 2018-07-24 | 江苏和亿智能科技有限公司 | A kind of strong and weak electrically separated layout circuit of safety check instrument |
| CN108323076B (en) * | 2018-02-13 | 2024-01-26 | 江苏和亿智能科技有限公司 | Strong and weak electricity separation layout circuit of security inspection instrument |
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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: 20141126 Termination date: 20190526 |