CN204741580U - Electromagnetic heating product that contains EMC shielding shell switching power supply module - Google Patents
Electromagnetic heating product that contains EMC shielding shell switching power supply module Download PDFInfo
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- CN204741580U CN204741580U CN201520443042.2U CN201520443042U CN204741580U CN 204741580 U CN204741580 U CN 204741580U CN 201520443042 U CN201520443042 U CN 201520443042U CN 204741580 U CN204741580 U CN 204741580U
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- emc shielding
- shielding case
- electromagnetic heating
- power supply
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Abstract
The utility model discloses an electromagnetic heating product that contains EMC shielding shell switching power supply module relates to the electromagnetic heating product technology field, mainly comprises drain pan, electromagnetic wire coil, cooling system, circuit board, switching power supply module, EMC shielding shell. The utility model discloses a EMC shielding shell adopts the material producing who has the shielding effect to form, can firmly make it can't radiate to the air in or spread through other ways the produced EMC interference suppression of switching power supply, has improved switching power supply's EMC performance.
Description
Technical field
The utility model relates to Electromagnetic Heating product technical field, is more particularly a kind of Electromagnetic Heating product containing EMC shielding case switch power module.
Background technology
At present, along with electronic equipment is more and more universal, particularly the large area of kitchen appliance in rural market uses, and for solving disturbing mutually of appliance chamber, the EMC design of electrical equipment is more paid close attention to, and EMC design has become the mandatory requirement of a lot of product certification.Electromagnetic Heating product is because of the particularity of its working method, more outstanding on the impact of other electrical equipment, so the EMC design of Electromagnetic Heating product is imperative.Simultaneously because of advantages such as the power consumption of Switching Power Supply are little, efficiency is high, volume is little, voltage stabilized range is wide, being applied in electrical equipment of Switching Power Supply occupies very large ratio, because Switching Power Supply realizes its function by the switch of MOS, and the Switching Power Supply partial circuits such as picture Electromagnetic Heating product, all directly layout is on the heating power supply plate of product, and it is higher that its EMC design realizes difficulty:
First, the structural requirement on wiring board makes Switching Power Supply part can not by desirable cabling;
Secondly, due to the opening of wiring board, Switching Power Supply part, because high-frequency signal is to space radiation, causes radiation test to exceed standard;
3rd, the high frequency characteristics of Switching Power Supply, its noise signal gets back to power line input power cord from ground wire, causes on line and disturbs, and affects other electric equipment.
Utility model content
The purpose of this utility model is to make up the deficiencies in the prior art, provides a kind of Electromagnetic Heating product containing EMC shielding case switch power module.
The purpose of this utility model is achieved through the following technical solutions:
A kind of Electromagnetic Heating product containing EMC shielding case switch power module, comprise drain pan, cooling system, it is characterized in that: described cooling system is arranged on drain pan, drain pan is provided with wiring board and electromagnetic wire coil, be electrically connected between wiring board and electromagnetic wire coil, drain pan be provided with EMC shielding case, EMC shielding case is provided with two shielding windows, in EMC shielding case, switch power module is installed, is electrically connected between switch power module and wiring board.
Described a kind of Electromagnetic Heating product containing EMC shielding case switch power module, it is characterized in that: described switch power module comprises filtration module, switch transformer and power supply control chip, be electrically connected between filtration module, switch transformer and power supply control chip.
Described a kind of Electromagnetic Heating product containing EMC shielding case switch power module, is characterized in that: described EMC shielding case is made up of any one material in copper coin, Copper Foil, aluminium sheet, aluminium foil, steel plate, the coat of metal, conductive coating.
Described a kind of Electromagnetic Heating product containing EMC shielding case switch power module, is characterized in that: the profile of described EMC shielding case is arbitrary shape.
Described a kind of Electromagnetic Heating product containing EMC shielding case switch power module, is characterized in that: described EMC shielding case is made up of monolayer material.
Described a kind of Electromagnetic Heating product containing EMC shielding case switch power module, is characterized in that: described EMC shielding case is made up of multilayer material.
The utility model has the advantage of:
EMC shielding case of the present utility model adopts the material with shield effectiveness to be made, and the EMC AF panel that Switching Power Supply can be produced firmly makes it cannot be radiated in air or by other approach to spread out of, improve the EMC performance of Switching Power Supply.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the vertical view of EMC shielding case.
In figure: 1. drain pan, 2. cooling system, 3. wiring board, 4. electromagnetic wire coil, 5.EMC shielding case, 6. filtration module, 7. switch transformer, 8. power supply control chip, 9. shielding windows.
Embodiment
See accompanying drawing, a kind of Electromagnetic Heating product containing EMC shielding case switch power module, comprise drain pan 1, cooling system 2, described cooling system 2 to be arranged on drain pan 1, drain pan 1 is provided with wiring board 3 and electromagnetic wire coil 4, is electrically connected between wiring board 3 and electromagnetic wire coil 4, drain pan 1 is provided with EMC shielding case 5, EMC shielding case 5 is provided with in two shielding windows 9, EMC shielding cases 5 and switch power module is installed, be electrically connected between switch power module and wiring board 3.
Described switch power module comprises filtration module 6, switch transformer 7 and power supply control chip 8, is electrically connected between filtration module 6, switch transformer 7 and power supply control chip 8.
Described EMC shielding case 5 is made up of any one material in copper coin, Copper Foil, aluminium sheet, aluminium foil, steel plate, the coat of metal, conductive coating.
The profile of described EMC shielding case 5 is arbitrary shape.
Described EMC shielding case 5 is made up of monolayer material.
Described EMC shielding case 5 is made up of multilayer material.
The foregoing is only preferred implementation of the present utility model, protection range of the present utility model is not limited in above-mentioned execution mode, and every technical scheme belonging to the utility model principle all belongs to protection range of the present utility model.For a person skilled in the art, the some improvement carried out under the prerequisite not departing from principle of the present utility model, these improvement also should be considered as protection range of the present utility model.
Claims (6)
1. the Electromagnetic Heating product containing EMC shielding case switch power module, comprise drain pan, cooling system, it is characterized in that: described cooling system is arranged on drain pan, drain pan is provided with wiring board and electromagnetic wire coil, be electrically connected between wiring board and electromagnetic wire coil, drain pan be provided with EMC shielding case, EMC shielding case is provided with two shielding windows, in EMC shielding case, switch power module is installed, is electrically connected between switch power module and wiring board.
2. a kind of Electromagnetic Heating product containing EMC shielding case switch power module according to claim 1, it is characterized in that: described switch power module comprises filtration module, switch transformer and power supply control chip, be electrically connected between filtration module, switch transformer and power supply control chip.
3. a kind of Electromagnetic Heating product containing EMC shielding case switch power module according to claim 1, is characterized in that: described EMC shielding case is made up of any one material in copper coin, Copper Foil, aluminium sheet, aluminium foil, steel plate, the coat of metal, conductive coating.
4. a kind of Electromagnetic Heating product containing EMC shielding case switch power module according to claim 1, is characterized in that: the profile of described EMC shielding case is arbitrary shape.
5. a kind of Electromagnetic Heating product containing EMC shielding case switch power module according to claim 1, is characterized in that: described EMC shielding case is made up of monolayer material.
6. a kind of Electromagnetic Heating product containing EMC shielding case switch power module according to claim 1, is characterized in that: described EMC shielding case is made up of multilayer material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520443042.2U CN204741580U (en) | 2015-06-25 | 2015-06-25 | Electromagnetic heating product that contains EMC shielding shell switching power supply module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520443042.2U CN204741580U (en) | 2015-06-25 | 2015-06-25 | Electromagnetic heating product that contains EMC shielding shell switching power supply module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204741580U true CN204741580U (en) | 2015-11-04 |
Family
ID=54423297
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520443042.2U Active CN204741580U (en) | 2015-06-25 | 2015-06-25 | Electromagnetic heating product that contains EMC shielding shell switching power supply module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204741580U (en) |
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2015
- 2015-06-25 CN CN201520443042.2U patent/CN204741580U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180918 Address after: 273100 1 road four, industrial park, Qufu, Jining, Shandong Patentee after: Qufu Xin Da Intelligent Technology Co., Ltd. Address before: 311228 Linjiang Industrial Park, Xiaoshan District, Hangzhou, Zhejiang, No. 2977, No. six road. Patentee before: Hangzhou Sinodod Electric Co., Ltd. |