CN104700992A - Novel transformer - Google Patents
Novel transformer Download PDFInfo
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- CN104700992A CN104700992A CN201310665066.8A CN201310665066A CN104700992A CN 104700992 A CN104700992 A CN 104700992A CN 201310665066 A CN201310665066 A CN 201310665066A CN 104700992 A CN104700992 A CN 104700992A
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- winding section
- coil
- winding
- primary coil
- novel transformer
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Abstract
The invention discloses a novel transformer. The novel transformer comprises a framework structure for winding coils, wherein the framework structure comprises a first winding part, a second winding part, a third winding part and a fourth winding part; a first secondary coil is wound on the first winding part; a second secondary coil is wound on the second winding part; a first primary coil is wound on the third winding part; a second primary coil is wound on the fourth winding part; the first winding part and the second winding part are positioned on the two sides of the third winding part and the fourth winding part. According to the technical scheme, the transformer with the same size can output higher power, high power density of the size of a switch power supply can be realized more easily, the novel transformer has higher cost performance, and high-frequency proximity effect of the coils can be effectively avoided.
Description
Technical field
The present invention relates to field of switch power, particularly a kind of switching mode power supply transformer.
Background technology
In prior art, generally use two fluting transformer frameworks for making transformer, primary coil is all positioned at the first winding section, and secondary coil is all positioned at the second winding section.
Prior art is because primary coil and secondary coil are all separately with being in a winding section, make coil high frequency proximity effect each other can be very outstanding, coil temperature can be caused to raise, thus need larger sized transformer power output, therefore cost aspect can not better be optimized.
Summary of the invention
The invention provides a kind of novel transformer, can effectively avoid coil high-frequency proximity effect.
The present invention is realized by following technological means:
A kind of novel transformer, comprise the skeleton framework for winding around, described skeleton structure comprises the first winding section, the second winding section, the 3rd winding section and the 4th winding section, the first described winding section is wound with the first secondary coil, second winding section is wound with second subprime coil, 3rd winding section is wound with the first primary coil, the 4th winding section is wound with the second primary coil, the first winding section and the second winding section are positioned at the both sides of the 3rd winding section and the 4th winding section.
Preferably, connect with the 4th winding section and form whole primary coil winding section in the 3rd described winding section.
Preferably, one end that the first winding section deviates from the 3rd winding section is provided with output pin, and described pin is connected with the secondary coil on the first winding section; One end that second winding section deviates from the 4th winding section is provided with output pin, and described pin is connected with the secondary coil on the second winding section; 3rd winding section, the 4th winding section are provided with output pin, and described output pin is connected with the second primary coil with the first primary coil.
Preferably, also include the cover plate that is used as electrical safety isolation, cover plate covers in skeleton structure, and on described cover plate, corresponding magnetic core middle position is provided with two output pins of the 3rd winding section and the 4th winding section.
Preferably, in the middle of the 3rd winding section and the 4th winding section, there is an isolation baffle plate, for the electrical isolation of the first primary coil and the second primary coil.
Preferably, on described cover plate, there is an outward extending second baffle position of corresponding 3rd winding section and the 4th winding section, for limit connection the 3rd winding section, the 4th winding section coil pin to the safe distance of magnetic core.
Preferably, the first secondary coil and second subprime coil are in parallel, and can export as same road voltage; Also may be used for the first secondary coil and export a road voltage, second subprime coil exports the different voltage in another road.
The present invention adopts primary coil to be positioned at two winding sections, and secondary coil is arranged in two winding sections, can effectively avoid coil high-frequency proximity effect.
Accompanying drawing explanation
Fig. 1 is transformer schematic diagram;
Fig. 2 is transformer cover plate schematic diagram.
| 1 | Skeleton structure | 2 | First winding section |
| 3 | 3rd winding section | 4 | 4th winding section |
| 5 | Second winding section | 6 | Cover plate |
| 7 | Isolation baffle plate | 8 | Second baffle |
| 9 | Pin |
Embodiment
Below with reference to accompanying drawing, the specific embodiment of the present invention is described in detail.
Transformer as shown in Figure 1, comprise skeleton structure 1, described skeleton structure 1 is for coil winding, skeleton structure 1 comprises the first winding section 2, second winding section 5, 3rd winding section 3 and the 4th winding section 4, the first described winding section 2 is wound with the first secondary coil, second winding section 5 is wound with second subprime coil, 3rd winding section 3 is wound with the first primary coil, 4th winding section 4 is wound with the second primary coil, the 3rd described winding section 3 and the 4th winding section 4 are connected in series and form the primary coil winding section of transformer, first winding section 2 and the second winding section 5 are connected in parallel, and form the secondary coil winding section of transformer.
In the middle of the 3rd described winding section and the 4th winding section, be provided with an isolation baffle plate 7, for the electrical isolation of the first primary coil with the second primary coil, in the present embodiment, have 3 pieces to isolate baffle plates, be provided with one between every two winding sections and isolate baffle plate.
The first described secondary coil and second subprime coil can export the identical voltage in road, also can export a road voltage by the first secondary coil, and second subprime coil exports the different voltage in another road.
As shown in Figure 2, described skeleton structure is also provided with a cover plate 6, described cover plate is used for making transformer coil and external operation personnel form security appliance and isolates.Described cover plate is also provided with second baffle 8, the front end of second baffle 8 is provided with 2 output pins 9, corresponding position residing for primary coil, described output pin 9 position on the cover board, and described pin is for connecting the first primary coil and the second primary coil, the number of pin can be multiple.
Secondly, the one end deviating from the 3rd winding section in the first winding section is provided with output pin, and described pin is connected with the secondary coil on the first winding section; One end that second winding section deviates from the 4th winding section is provided with output pin, and described pin is connected with the secondary coil on the second winding section, and the number of pin can be multiple.
It is more high-power that the transformer that the present invention realizes can use same size transformer to export compared to existing technology, more easily realizes the high power density of Switching Power Supply size, have higher cost performance, can effectively avoid coil high-frequency proximity effect.
Embodiments of the present invention are only clearer explanation the present invention, and any scheme of carrying out simple change gained to the present invention is included within the scope that the present invention protects, and does not enumerate at this.
Claims (7)
1. a novel transformer, comprise the skeleton framework for winding around, it is characterized in that: described skeleton structure comprises the first winding section, the second winding section, the 3rd winding section and the 4th winding section, the first described winding section is wound with the first secondary coil, second winding section is wound with second subprime coil, 3rd winding section is wound with the first primary coil, 4th winding section is wound with the second primary coil, and the first winding section and the second winding section are positioned at the both sides of the 3rd winding section and the 4th winding section.
2. novel transformer according to claim 1, is characterized in that: connect with the 4th winding section and form whole primary coil winding section in the 3rd described winding section.
3. novel transformer according to claim 1, is characterized in that: one end that the first winding section deviates from the 3rd winding section is provided with output pin, and described pin is connected with the secondary coil on the first winding section; One end that second winding section deviates from the 4th winding section is provided with output pin, and described pin is connected with the secondary coil on the second winding section; 3rd winding section, the 4th winding section are provided with output pin, and described output pin is connected with the second primary coil with the first primary coil.
4. the novel transformer according to claim 1-3, it is characterized in that: also include the cover plate that is used as electrical safety isolation, cover plate covers in skeleton structure, and on described cover plate, corresponding magnetic core middle position is provided with two output pins of the 3rd winding section and the 4th winding section.
5. novel transformer according to claim 1, is characterized in that: have an isolation baffle plate in the middle of the 3rd winding section and the 4th winding section, for the electrical isolation of the first primary coil and the second primary coil.
6. novel transformer according to claim 4, it is characterized in that: on described cover plate, there is an outward extending second baffle position of corresponding 3rd winding section and the 4th winding section, for limit connection the 3rd winding section, the 4th winding section coil pin to the safe distance of magnetic core.
7. novel transformer according to claim 1, is characterized in that: the first secondary coil and second subprime coil are in parallel, and can export as same road voltage; Also may be used for the first secondary coil and export a road voltage, second subprime coil exports the different voltage in another road.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310665066.8A CN104700992B (en) | 2013-12-10 | 2013-12-10 | Transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310665066.8A CN104700992B (en) | 2013-12-10 | 2013-12-10 | Transformer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104700992A true CN104700992A (en) | 2015-06-10 |
| CN104700992B CN104700992B (en) | 2017-02-15 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310665066.8A Active CN104700992B (en) | 2013-12-10 | 2013-12-10 | Transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104700992B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1095854A (en) * | 1993-03-12 | 1994-11-30 | 松下电器产业株式会社 | Line filter |
| JP2006286880A (en) * | 2005-03-31 | 2006-10-19 | Sanken Electric Co Ltd | Transformer |
| CN101819864A (en) * | 2009-02-26 | 2010-09-01 | 三星电机株式会社 | Transformer |
| CN201611607U (en) * | 2009-12-18 | 2010-10-20 | 冠捷投资有限公司 | Transformer structure |
| CN102044331A (en) * | 2009-10-21 | 2011-05-04 | 台达电子工业股份有限公司 | Transformer structure |
| US20110193887A1 (en) * | 2010-02-11 | 2011-08-11 | Samsung Electronics Co., Ltd. | Transformer, circuit board having the transformer, and display device having the circuit board |
| CN102938304A (en) * | 2012-11-10 | 2013-02-20 | 无锡东洋电器有限公司 | Framework of single-output ion generator |
| CN203118746U (en) * | 2013-03-28 | 2013-08-07 | 宁波家琦电子有限公司 | Secondary encapsulation type ignition coil of automobile engine |
-
2013
- 2013-12-10 CN CN201310665066.8A patent/CN104700992B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1095854A (en) * | 1993-03-12 | 1994-11-30 | 松下电器产业株式会社 | Line filter |
| JP2006286880A (en) * | 2005-03-31 | 2006-10-19 | Sanken Electric Co Ltd | Transformer |
| CN101819864A (en) * | 2009-02-26 | 2010-09-01 | 三星电机株式会社 | Transformer |
| CN102044331A (en) * | 2009-10-21 | 2011-05-04 | 台达电子工业股份有限公司 | Transformer structure |
| CN201611607U (en) * | 2009-12-18 | 2010-10-20 | 冠捷投资有限公司 | Transformer structure |
| US20110193887A1 (en) * | 2010-02-11 | 2011-08-11 | Samsung Electronics Co., Ltd. | Transformer, circuit board having the transformer, and display device having the circuit board |
| CN102938304A (en) * | 2012-11-10 | 2013-02-20 | 无锡东洋电器有限公司 | Framework of single-output ion generator |
| CN203118746U (en) * | 2013-03-28 | 2013-08-07 | 宁波家琦电子有限公司 | Secondary encapsulation type ignition coil of automobile engine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104700992B (en) | 2017-02-15 |
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