CN202475230U - Power adapter - Google Patents
Power adapter Download PDFInfo
- Publication number
- CN202475230U CN202475230U CN2012201068525U CN201220106852U CN202475230U CN 202475230 U CN202475230 U CN 202475230U CN 2012201068525 U CN2012201068525 U CN 2012201068525U CN 201220106852 U CN201220106852 U CN 201220106852U CN 202475230 U CN202475230 U CN 202475230U
- Authority
- CN
- China
- Prior art keywords
- circuit board
- power supply
- main circuit
- magnetic conductor
- supply adaptor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a power adapter which comprises a main circuit board and a power transformer. A control circuit is printed on the main circuit board, the power transformer is fixed onto the main circuit board and comprises a sub circuit board and a magnetizer, and ring circuits are printed on the sub circuit board. The magnetizer comprises a lower magnetizer and an upper magnetizer, wherein the lower magnetizer is provided with a magnetic conduction column and matched with the upper magnetizer. Through holes are arranged in the middles of the ring circuits of the sub circuit board, and the magnetic conduction column penetrates through the through holes. The power adapter has the advantages that the structure is simpler, the circuit is better in stability, the power adapter is easy to assemble, and materials and labor cost can be saved.
Description
[technical field]
The utility model relates to the compact electric apparatus field, is specially a kind of power supply adaptor.
[background technology]
Power supply adaptor is the power supply conversion equipment of small portable electronic device and electronic apparatus, generally is made up of shell, power transformer and rectification circuit; Can be divided into interchange output type and direct current output type by its output type.Extensively be matched in phone composite aircraft, game machine, language playback device, walkman, notebook computer, cell phone, in the equipment such as vehicle mounted electrical apparatus.
In the existing power supply adapter, power transformer all is on iron core, to twine some enamelled wires to realize.Such structure production process is many, changes and joins complicacy, and production cost is very high, and quality is difficult to be guaranteed; To also increase the difficulty of follow-up finished product assembling in addition.
[utility model content]
The purpose of the utility model is to solve the problem that above-mentioned technology exists, and provides a kind of framework simple, and assembling is easy to power supply adaptor.
For achieving the above object; The technical scheme of the utility model is: power supply adaptor; Comprise the main circuit board that prints control circuit and be fixed in the power transformer on the said main circuit board, said power transformer is made up of the sub-wiring board and the magnetic conductor that are printed with the ring-type circuit, and said magnetic conductor is made up of following magnetic conductor that is provided with conducting magnetic column and the last magnetic conductor that matches with said time magnetic conductor; The middle part of the ring-type circuit of said sub-wiring board is provided with perforation, and said conducting magnetic column passes said perforation.
Said power supply adaptor also comprises last shell body and the lower casing body that is fastened and connected each other, and said main circuit board is fixed in the said lower casing body.
The fin that said upward shell body outer surface is provided for dispelling the heat.
Be fixed with a socket on the said main circuit board, said socket is provided with jack, and said upward shell body top has the through hole of ccontaining said socket, and said socket places in the said through hole.
Compared with prior art, the utility model has following advantage: structure is more simple, and circuit stability is better, and assembling easily can economical with materials and cost of labor.
[description of drawings]
Fig. 1 is the explosive view of the utility model power supply adaptor;
Fig. 2 is the explosive view of the inner member of the utility model power supply adaptor;
Fig. 3 is the stereogram of the inner member of the utility model power supply adaptor.
[embodiment]
Below in conjunction with accompanying drawing and specific embodiment the utility model power supply adaptor is carried out detailed explanation.
Power supply adaptor like Fig. 1, Fig. 2 and shown in Figure 3, comprises the last shell body 7 and lower casing body 8 that are fastened and connected each other, prints the main circuit board 1 of control circuit and is fixed in the power transformer 2 on the said main circuit board 1.Said main circuit board 1 is fixed in the said lower casing body 8.Said power transformer 2 is made up of sub-wiring board that is printed with the ring-type circuit 3 and magnetic conductor; Said magnetic conductor is made up of following magnetic conductor 22 that is provided with conducting magnetic column and the last magnetic conductor 21 that matches with said down magnetic conductor 22; The middle part of the ring-type circuit of said sub-wiring board 3 is provided with perforation, and said conducting magnetic column passes said perforation.The ring-type circuit of said sub-wiring board can be provided with some circles as required.The fin that said upward shell body 7 outer surfaces are provided for dispelling the heat.Be fixed with a socket 4 on the said main circuit board 1, said socket 4 is provided with jack, and said upward shell body 7 tops have the through hole of ccontaining said socket, and said socket places in the said through hole.In addition, this power supply adaptor also is provided with USB jack and power lug 6.
The above person; Be merely this novel preferred embodiment; When the scope that can not limit this novel enforcement with this, the simple equivalent of promptly doing according to this novel claim and novel description generally changes and modifies, and all still belongs in the scope that this novel patent contains.
Claims (4)
1. power supply adaptor; Comprise the main circuit board that prints control circuit and be fixed in the power transformer on the said main circuit board; It is characterized in that said power transformer is made up of the sub-wiring board and the magnetic conductor that are printed with the ring-type circuit, said magnetic conductor is made up of following magnetic conductor that is provided with conducting magnetic column and the last magnetic conductor that matches with said down magnetic conductor; The middle part of the ring-type circuit of said sub-wiring board is provided with perforation, and said conducting magnetic column passes said perforation.
2. power supply adaptor according to claim 1 is characterized in that, said power supply adaptor also comprises last shell body and the lower casing body that is fastened and connected each other, and said main circuit board is fixed in the said lower casing body.
3. power supply adaptor according to claim 2 is characterized in that, the fin that said upward shell body outer surface is provided for dispelling the heat.
4. according to claim 2 or 3 described power supply adaptors; It is characterized in that be fixed with a socket on the said main circuit board, said socket is provided with jack; Said upward shell body top has the through hole of ccontaining said socket, and said socket places in the said through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201068525U CN202475230U (en) | 2012-03-20 | 2012-03-20 | Power adapter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201068525U CN202475230U (en) | 2012-03-20 | 2012-03-20 | Power adapter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202475230U true CN202475230U (en) | 2012-10-03 |
Family
ID=46923352
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201068525U Expired - Fee Related CN202475230U (en) | 2012-03-20 | 2012-03-20 | Power adapter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202475230U (en) |
-
2012
- 2012-03-20 CN CN2012201068525U patent/CN202475230U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121003 Termination date: 20130320 |