CN202258703U - Transformer winding structure and transformer - Google Patents
Transformer winding structure and transformer Download PDFInfo
- Publication number
- CN202258703U CN202258703U CN2011202763080U CN201120276308U CN202258703U CN 202258703 U CN202258703 U CN 202258703U CN 2011202763080 U CN2011202763080 U CN 2011202763080U CN 201120276308 U CN201120276308 U CN 201120276308U CN 202258703 U CN202258703 U CN 202258703U
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Abstract
The utility model discloses a transformer winding structure and a transformer, wherein the transformer winding structure comprises a first winding and a second winding; and the second winding is a copper strip. For the transformer winding method, the transformer winding structure and the transformer, secondary side winding by using the copper strip can be completed to form the second winding; and, a central tap and two end pins of the second winding can be all preformed, so that the processing technology is simplified, the winding of the transformer becomes simpler, the manufacturing cost and resources are greatly reduced and saved, the production efficiency is greatly improved, and the manufactured transformer has good effect and stable quality.
Description
Technical field
The utility model relates to the transformer technology field, particularly a kind of transformer coiling structure and transformer.
Background technology
Transformer (Transformer) is to utilize the principle of electromagnetic induction to change the device of alternating voltage.In electric equipment and radio-circuit, up-down voltage, the matched impedance done commonly used, safety isolation etc.
The transformer of convention generally is to be wrapped on the skeleton of a hollow through primary side coiling, secondary side coiling, and inserts iron core and constitute at the hollow space of skeleton.And most of low-voltage, high-current transformer all has centre tap, and 2 pins that link to each other with the PCB pad.
The method for winding that existing transformer adopting is following: primary side is around adopting three layer insulation wire, and secondary side is around adopting two copper strips as winding.As shown in Figure 1, secondary side around the time (when constituting secondary winding), internal layer is earlier around a circle copper strips (i.e. first copper strips 10) and bending two ends: an end is as centre tap 11, and the other end is as first pin 12 of transformer secondary output winding; Skin is again around a circle copper strips (i.e. second copper strips 20) and bending two ends: an end 21 is close together as the centre tap of transformer secondary output winding with the centre tap 11 of internal layer copper strips (i.e. first copper strips 10), and the other end is as second pin 22 of transformer secondary output winding.
Secondary side around the time, existing transformer winding process is very complicated, cost is very high: need 2 copper strips, and need be around twice, so, operate extremely difficultly, processing time consuming is required great effort, and has increased man-hour and cost of labor, inefficiency.
In view of this, a kind of new transformer coiling structure need be provided.
The utility model content
In view of the weak point of above-mentioned prior art, the purpose of the utility model is to provide a kind of transformer coiling method, transformer coiling structure and transformer, with problems such as the transformer winding process complicacy that solves prior art, cost height.
In order to achieve the above object, the utility model has been taked following technical scheme:
A kind of transformer coiling structure comprises first winding and second winding, and wherein, said second winding is a copper strips.
Described transformer coiling structure; Wherein, One end of said copper strips is the centre tap of second winding, and the other end is divided into same widths and respectively in opposite direction around upper end and the bottom of framework ring around a circle, said upper end, bottom are respectively two pins of secondary winding.
Described transformer coiling structure, wherein, the mid portion of said copper strips is the centre tap of second winding, the two ends of said copper strips are enclosed two pins of formation secondary winding around framework ring around one respectively in opposite direction.
A kind of transformer wherein, comprises described transformer coiling structure.
Described transformer; Wherein, One end of said copper strips is the centre tap of second winding, and the other end is divided into same widths and respectively in opposite direction around upper end and the bottom of framework ring around a circle, said upper end, bottom are respectively two pins of secondary winding.
Described transformer, wherein, the mid portion of said copper strips is the centre tap of second winding, the two ends of said copper strips are enclosed two pins of formation secondary winding around framework ring around one respectively in opposite direction.
Transformer coiling structure and transformer that the utility model provides.Wherein, said transformer coiling structure comprises first winding and second winding, and said second winding is a copper strips.The transformer coiling method of the utility model, transformer coiling structure and transformer adopting one copper strips just accomplished secondary side around, form second winding, and; The centre tap of second winding and the moulding in advance of the pin at two ends, thus processing technology simplified, make the coiling of transformer become simpler; Not only significantly reduced cost of manufacture and economized on resources; And improved production efficiency greatly, and made transformer has good effect, and quality is highly stable.
Description of drawings
Fig. 1 is the structural representation of second winding of the transformer of prior art.
Fig. 2 be in the transformer coiling method of the utility model first embodiment secondary side around flow chart.
Fig. 3 be in the transformer coiling method of the utility model second embodiment secondary side around flow chart.
Fig. 4 is the sketch map of transformer second winding of the utility model first embodiment.
Fig. 5 is the sketch map of transformer second winding of the utility model second embodiment.
Embodiment
The utility model provides a kind of transformer coiling structure and transformer.For the purpose, technical scheme and the effect that make the utility model is clearer, clear and definite, below with reference to accompanying drawing and give an actual example to the utility model further explain.Should be appreciated that specific embodiment described herein only in order to explanation the utility model, and be not used in qualification the utility model.
The method for winding of the transformer of the utility model comprise primary side around with secondary side around; Wherein, Said secondary side is around adopting a copper strips as winding, thereby simplified processing technology, makes the coiling of transformer become simpler; Not only significantly reduce cost of manufacture and economized on resources, and improved production efficiency greatly.
See also Fig. 2, Fig. 2 be in the transformer coiling method of the utility model first embodiment secondary side around flow chart.As shown in the figure, the wrapped following steps of drawing together of said secondary side:
S1, with the end moulding in advance of copper strips, as the centre tap of second winding;
S2, the other end of copper strips is opened from middle average mark, formed upper end and bottom;
S3, with upper end and bottom moulding in advance, as two pins of second winding;
S4, with upper end and bottom respectively in opposite direction links to each other with the PCB pad around a circle back around framework ring.
Please continue to consult Fig. 3, Fig. 3 be in the transformer coiling method of the utility model second embodiment secondary side around flow chart.As shown in the figure, the wrapped following steps of drawing together of said secondary side:
M1, with the mid portion moulding in advance of copper strips, as the centre tap of second winding;
M2, with the two ends moulding in advance of copper strips, as two pins of second winding;
M3, with the two ends of copper strips respectively in opposite direction links to each other with the PCB pad around a circle back around framework ring.
The utility model also provides a kind of transformer coiling structure, comprises first winding and second winding, and wherein, said second winding is a copper strips.
As shown in Figure 4, it is the sketch map of transformer second winding of the utility model first embodiment.Wherein, One end 100 of said copper strips is the centre tap of second winding; The other end is divided into same widths and respectively in opposite direction around the upper end 210 and bottom 220 of framework ring around a circle, and said upper end 210, bottom 220 are respectively two pins of secondary winding.
Please further consult Fig. 5, it is the sketch map of transformer second winding of the utility model second embodiment.The mid portion 300 of said copper strips is the centre tap of second winding, and the two ends of said copper strips (first end 410, the second end 420) encloses two pins of formation secondary winding around framework ring around one respectively in opposite direction.
The utility model also provides a kind of transformer, comprises the winding structure of above-mentioned transformer.Simple in order to describe, superfluous having stated no longer one by one just here.
The transformer coiling method that the utility model provides, transformer coiling structure and transformer.Wherein, said transformer coiling method comprise primary side around with secondary side around, said secondary side around adopting a copper strips as winding.Equally, the transformer coiling structure comprises first winding and second winding, and said second winding is a copper strips.The transformer coiling method of the utility model, transformer coiling structure and transformer adopting one copper strips just accomplished secondary side around, form second winding, and; The centre tap of second winding and the moulding in advance of the pin at two ends, thus processing technology simplified, make the coiling of transformer become simpler; Not only significantly reduced cost of manufacture and economized on resources; And improved production efficiency greatly, and made transformer has good effect, and quality is highly stable.
It is understandable that; Concerning those of ordinary skills; Can be equal to replacement or change according to the technical scheme and the utility model design thereof of the utility model, and all these changes or replacement all should belong to the protection range of the appended claim of the utility model.
Claims (6)
1. a transformer coiling structure comprises first winding and second winding, it is characterized in that, said second winding is a copper strips.
2. transformer coiling structure according to claim 1; It is characterized in that; One end of said copper strips is the centre tap of second winding; The other end is divided into same widths and respectively in opposite direction around upper end and the bottom of framework ring around a circle, said upper end, bottom are respectively two pins of secondary winding.
3. transformer coiling structure according to claim 1 is characterized in that, the mid portion of said copper strips is the centre tap of second winding, and the two ends of said copper strips are enclosed two pins of formation secondary winding around framework ring around one respectively in opposite direction.
4. a transformer is characterized in that, comprises the described transformer coiling structure of claim 1.
5. transformer according to claim 4; It is characterized in that; One end of said copper strips is the centre tap of second winding; The other end is divided into same widths and respectively in opposite direction around upper end and the bottom of framework ring around a circle, said upper end, bottom are respectively two pins of secondary winding.
6. transformer according to claim 4 is characterized in that, the mid portion of said copper strips is the centre tap of second winding, and the two ends of said copper strips are enclosed two pins of formation secondary winding around framework ring around one respectively in opposite direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202763080U CN202258703U (en) | 2011-08-01 | 2011-08-01 | Transformer winding structure and transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202763080U CN202258703U (en) | 2011-08-01 | 2011-08-01 | Transformer winding structure and transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202258703U true CN202258703U (en) | 2012-05-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202763080U Expired - Fee Related CN202258703U (en) | 2011-08-01 | 2011-08-01 | Transformer winding structure and transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202258703U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102360800A (en) * | 2011-08-01 | 2012-02-22 | 深圳冠顺微电子有限公司 | Winding method and structure for transformer, and transformer |
| CN104867663A (en) * | 2015-05-21 | 2015-08-26 | 华侨大学 | Novel transformer and phase-shifted full-bridge DC-DC converter |
-
2011
- 2011-08-01 CN CN2011202763080U patent/CN202258703U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102360800A (en) * | 2011-08-01 | 2012-02-22 | 深圳冠顺微电子有限公司 | Winding method and structure for transformer, and transformer |
| CN102360800B (en) * | 2011-08-01 | 2014-04-02 | 朱威 | Winding method and structure for transformer, and transformer |
| CN104867663A (en) * | 2015-05-21 | 2015-08-26 | 华侨大学 | Novel transformer and phase-shifted full-bridge DC-DC converter |
| CN104867663B (en) * | 2015-05-21 | 2018-08-10 | 华侨大学 | A kind of transformer and phase-shifting full-bridge DC-DC converter |
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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: 20120530 Termination date: 20130801 |