CN202134383U - Dual-purpose annular secondary coil of transformer - Google Patents
Dual-purpose annular secondary coil of transformer Download PDFInfo
- Publication number
- CN202134383U CN202134383U CN201120120530U CN201120120530U CN202134383U CN 202134383 U CN202134383 U CN 202134383U CN 201120120530 U CN201120120530 U CN 201120120530U CN 201120120530 U CN201120120530 U CN 201120120530U CN 202134383 U CN202134383 U CN 202134383U
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- China
- Prior art keywords
- potential end
- low potential
- dual
- high potential
- radiating shell
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- Transformer Cooling (AREA)
Abstract
This utility model mainly discloses a dual-purpose annular secondary coil of a transformer; the secondary coil disclosed by this utility model comprises a secondary winding high potential conductive heat radiation shell and a secondary winding low potential conductive heat radiation shell which are structured symmetrically; each shell comprises a circular-arc lateral wall and a bottom board connected to the bottom of the circular-arc lateral wall; two shells are jointed so as to form an annular cavity body for containing an annular magnetic core; a convex column body located on the centre of a circle of each shell passes through the centre of the annular magnetic core; insulating layers are clamped between the jointing contact faces of two shells and two column bodies; and the column body of the secondary winding high potential end is connected with the shell of the secondary winding low potential end through a central tap diversion aluminum board. The coil disclosed by this utility model is characterized by high heat radiation efficiency, low consumption, convenient mounting and simple structure.
Description
Technical field
The utility model relates to high frequency toroidal transformer technology, special be applicable to that a kind of dual-purpose toroidal transformer secondary wire of high frequency low-voltage and high-current is surrounded by the pass.
Background technology
Existing high frequency toroidal transformer generally all is the secondary wire bag of single form; Air-cooled or water-cooled; And majority is the secondary wire bag for air-cooled structure basically; Because the limitation of air-cooled structure makes radiating condition poor, therefore often power is done not quite, and especially the toroidal transformer of the big electric current of low-voltage (below the output 36V) is made more difficulty.
The inventor develops and gathers toroidal transformer secondary wire bag air-cooled and water-cooled and one to this present situation, and this case produces thus.
The utility model content
For solving the problem of above-mentioned existence, the utility model provides a kind of dual-purpose toroidal transformer secondary wire bag, and its radiating efficiency is high, loss is little, easy for installation, simple in structure, change simple operation between the two, is applicable to the high frequency low-voltage and high-current.
The utility model for realizing the technical scheme that above-mentioned purpose is taked is:
A kind of dual-purpose toroidal transformer secondary wire bag; Secondary high potential end conduction radiating shell and secondary low potential end conduction radiating shell with symmetrical configuration; Each housing comprises circular arc sidewall and the base plate that is connected circular arc sidewall bottom, and two housings is spliced to form in order to place the annular housing of toroidal core; Respectively there is an outstanding cylinder to pass the center of toroidal core at each housing circle centre position; Between two housings and two cylinders splicing contact-making surface, all accompany insulating barrier; The cylinder of secondary high potential end is connected with the housing of secondary low potential end through a centre cap water conservancy diversion aluminium sheet.
Described base plate is air-cooled base plate, is the solid base plate of being processed by case material.
Described base plate is a water cooled bottom plate, at the solid base plate interior that case material is processed, offers the water channel that supplies water and flow, and plate outer surface is provided with water inlet and delivery port communicates with water channel.
The circular arc sidewall outer surface of described secondary high potential end conduction radiating shell and secondary low potential end conduction radiating shell is laid with some outward extending fin.
The cylinder of described secondary low potential end is higher than the cylinder of secondary high potential end; One terminal screw of centre cap water conservancy diversion aluminium sheet is fixed in the cylinder end face of secondary high potential end; Other end screw is fixedly connected on the housing of secondary low potential end; Centre cap water conservancy diversion aluminium sheet plate face perforation simultaneously, the cylinder of confession secondary low potential end wears avoids contact.
The external secondary low potential of the cylinder end face end water conservancy diversion copper coin of described secondary low potential end.
The circular arc sidewall outer surface of described secondary high potential end conduction radiating shell and secondary low potential end conduction radiating shell all has a plurality of outward extending connecting portions; Perforate on the connecting portion; The external secondary high potential of the connecting portion end water conservancy diversion copper coin of secondary high potential end, the external centre cap output of the connecting portion of secondary low potential end water conservancy diversion aluminium sheet.
The cross section of described cylinder is semicircle.
Described secondary high potential end conduction radiating shell and secondary low potential end conduction radiating shell are aluminium mass shell body.
The utility model adopts two transformer secondary conduction radiating shells to constitute the toroidal transformer secondary wire bag of high frequency low-voltage and high-current; Replacing through base plate realizes the air-cooled or dual-purpose structure of water-cooled, under the equivalent technology condition, has improved the transformer power output; Reduced transformer loss; And then improved the conversion efficiency of transformer, simplify the manufacture craft of transformer, and prolonged transformer useful life.
Description of drawings
Fig. 1 is the schematic diagram of the utility model;
Fig. 2 is the schematic cross-section of the utility model air cooling way;
Fig. 3 is the schematic top plan view of the utility model air cooling way;
Fig. 4 be among Fig. 3 A to sketch map;
Fig. 5 is the schematic cross-section of the utility model water-cooling pattern;
Fig. 6 is the schematic top plan view of the utility model water-cooling pattern.
Embodiment
As shown in Figure 1; Transformer is to comprise primary coil N1 and secondary coil N2, and secondary coil N2 has two circle coils altogether, and the center tie point of two circle coils is drawn centre cap 0; Two ends are output a, b, and the utility model designs to this secondary coil N2.
In conjunction with Fig. 2 to Fig. 4 is the execution mode of the utility model during as air-cooled structure, mainly comprises two transformer secondary conduction radiating shells that are processed into by aluminum, is divided into secondary high potential end conduction radiating shell 1 and secondary low potential end conduction radiating shell 2.These two housings 1,2 are exactly the two circle coils that are equivalent to secondary coil N2.
Secondary high potential end conduction radiating shell 1 includes circular arc sidewall and base arrangement with secondary low potential end conduction radiating shell 2, because its symmetrical configuration, the circular arc sidewall of selecting on the secondary low potential end conduction radiating shell 2 21 is elaborated with base plate 22.Circular arc sidewall 21 is vertically to place, and integral body is semicircular arc, and the bottom screw connects base plate 22.Home position place at circular arc sidewall 21; Be provided with a cross section and be semicircular secondary low potential newel post body 6; Fix with base plate 22 screws; In like manner on the base plate 11 of secondary high potential end conduction radiating shell 1, also be correspondingly provided with the cross section and be semicircular secondary high potential newel post body 5; Secondary high potential newel post body 5 height are less than secondary low potential newel post body 6, and secondary high potential newel post body 5 becomes the centre cap 0 of the secondary coil N2 of transformer simultaneously, and the end face of secondary low potential newel post body 6 is through the external secondary low potential of screw end water conservancy diversion copper coin 3.
After secondary high potential end conduction radiating shell 1 and 2 splicings of secondary low potential end conduction radiating shell, forms an annular housing 9, be used to place the toroidal core of transformer, secondary high potential newel post body 5 and secondary low potential newel post body 6 at this annular housing 9.Secondary high potential newel post body 5 and secondary low potential newel post body 6 pass the center of toroidal core.When two housing splicings, the contact-making surface between housing and the cylinder all is to adopt insulating barrier 14 to separate.
Secondary high potential end conduction radiating shell 1 is provided with some fin 16 with secondary low potential end conduction radiating shell 2 circular arc sidewall outer surfaces, and fin 16 is outside divergent shape, and final outer rim forms square structure.Fin 16 increases area of dissipation, and the toroidal core adstante febre is passed to heat on the housing, and the radiating groove between the fin 16 comes wind-cooling heat dissipating, reduces the transformer temperature, constantly cools off.
Simultaneously be provided with same outward extending connecting portion 17 at circular arc sidewall outer surface, connecting portion 17 outer face perforates.The connecting portion 17 of secondary high potential end conduction radiating shell 1 is through the external secondary high potential of screw end water conservancy diversion copper coin 7, and secondary high potential end water conservancy diversion copper coin 7 is exactly as secondary coil N2 output a, b with secondary low potential end water conservancy diversion copper coin 3.
In order to make centre cap 0 convenient external; Secondary high potential newel post body 5 connects an end of centre cap baffler 4; And perforate on centre cap baffler 4 plate faces; The secondary low potential newel post body 6 that confession is higher than secondary high potential newel post body 5 wears but does not contact; The other end of centre cap baffler 4 is fixed on the circular arc sidewall 21 of secondary low potential end conduction radiating shell 2 then, and connecting portion 17 places by circular arc sidewall 21 outer surfaces fixedly pick out centre cap water conservancy diversion aluminium sheet 8 through screw again.
Secondary high potential end conduction radiating shell 1 in the present embodiment all is an entity structure with the base plate of secondary low potential end conduction radiating shell 2; Be used for air cooling way; Wind primary coil N1 on the toroidal core of transformer; Put into then in the back-shaped cavity 9 that secondary high potential end conduction radiating shell 1 and secondary low potential end conduction radiating shell 2 surround; Secondary high potential end conduction radiating shell 1 and the two circle coils of secondary low potential end conduction radiating shell 2 as secondary coil N2, wherein secondary high potential newel post body 5 becomes the centre cap 0 of the secondary coil N2 of transformer, draws with centre cap water conservancy diversion aluminium sheet 8 for centre cap 0 makes things convenient for wiring.And secondary high potential end water conservancy diversion copper coin 7 and secondary low potential end baffler 3 have formed output a, the b of secondary coil N1.When transformer was worked, fin 16 increased area of dissipation, and the toroidal core adstante febre is passed to wind-cooling heat dissipating on the housing with heat, reduces the transformer temperature, constantly cools off.
When needs are replaced by water-cooled, as long as change base plate wherein.In conjunction with Fig. 5 and Fig. 6; Execution mode for the utility model during as air-cooled structure, inside is carved with and has water channel 10,11 in the base plate 22, and water channel 10,11 communicates and at right angles distributes; And the bottom outer surface of base plate 22 is provided with water inlet 13 and delivery port 12, communicates with water channel 10,11 respectively.Cooling water can get into from water inlet 13 like this, and 10 are left to water channel 11 through the sluice, from delivery port 12, flow out at last.Certainly the shape of water channel can be adjusted as required, and cooling water channel is long, and it is more longer then water channel to be provided with bending.
When the utility model adopts water-cooling structure; In transformer work; Water channel 10,11 on secondary high potential end conduction radiating shell 1 and secondary low potential end conduction radiating shell 2 base plates all is connected with cold water; The flowing water that the toroidal core adstante febre is passed to heat in the water channel 10,11 is taken away heat, reduces the transformer temperature, constantly cools off.
Claims (9)
1. dual-purpose toroidal transformer secondary wire bag; It is characterized in that: secondary high potential end conduction radiating shell and secondary low potential end conduction radiating shell with symmetrical configuration; Each housing comprises circular arc sidewall and the base plate that is connected circular arc sidewall bottom, and two housings is spliced to form in order to place the annular housing of toroidal core; Respectively there is an outstanding cylinder to pass the center of toroidal core at each housing circle centre position; Between two housings and two cylinders splicing contact-making surface, all accompany insulating barrier; The cylinder of secondary high potential end is connected with the housing of secondary low potential end through a centre cap water conservancy diversion aluminium sheet.
2. a kind of dual-purpose toroidal transformer secondary wire bag as claimed in claim 1, it is characterized in that: described base plate is air-cooled base plate, is the solid base plate of being processed by case material.
3. a kind of dual-purpose toroidal transformer secondary wire bag as claimed in claim 1; It is characterized in that: described base plate is a water cooled bottom plate; At the solid base plate interior that case material is processed, offer the water channel that supplies water and flow, plate outer surface is provided with water inlet and delivery port communicates with water channel.
4. a kind of dual-purpose toroidal transformer secondary wire bag as claimed in claim 1 is characterized in that: the circular arc sidewall outer surface of described secondary high potential end conduction radiating shell and secondary low potential end conduction radiating shell is laid with some outward extending fin.
5. a kind of dual-purpose toroidal transformer secondary wire bag as claimed in claim 1; It is characterized in that: the cylinder of described secondary low potential end is higher than the cylinder of secondary high potential end; One terminal screw of centre cap water conservancy diversion aluminium sheet is fixed in the cylinder end face of secondary high potential end; Other end screw is fixedly connected on the housing of secondary low potential end, centre cap water conservancy diversion aluminium sheet plate face perforation simultaneously, and the cylinder of confession secondary low potential end wears avoids contact.
6. a kind of dual-purpose toroidal transformer secondary wire bag as claimed in claim 1 is characterized in that: the external secondary low potential of the cylinder end face end water conservancy diversion copper coin of described secondary low potential end.
7. a kind of dual-purpose toroidal transformer secondary wire bag as claimed in claim 1; It is characterized in that: the circular arc sidewall outer surface of described secondary high potential end conduction radiating shell and secondary low potential end conduction radiating shell all has a plurality of outward extending connecting portions; Perforate on the connecting portion; The external secondary high potential of the connecting portion end water conservancy diversion copper coin of secondary high potential end, the external centre cap output of the connecting portion of secondary low potential end water conservancy diversion aluminium sheet.
8. a kind of dual-purpose toroidal transformer secondary wire bag as claimed in claim 1 is characterized in that: the cross section of described cylinder is for semicircle.
9. a kind of dual-purpose toroidal transformer secondary wire bag as claimed in claim 1 is characterized in that: described secondary high potential end conduction radiating shell and secondary low potential end conduction radiating shell are aluminium mass shell body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120120530U CN202134383U (en) | 2011-04-22 | 2011-04-22 | Dual-purpose annular secondary coil of transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120120530U CN202134383U (en) | 2011-04-22 | 2011-04-22 | Dual-purpose annular secondary coil of transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202134383U true CN202134383U (en) | 2012-02-01 |
Family
ID=45523145
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120120530U Expired - Fee Related CN202134383U (en) | 2011-04-22 | 2011-04-22 | Dual-purpose annular secondary coil of transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202134383U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105469952A (en) * | 2015-12-23 | 2016-04-06 | 赖永明 | High-frequency switching power supply transformer |
| CN106783077A (en) * | 2017-01-03 | 2017-05-31 | 中山市鑫中亚电源科技有限公司 | A kind of transformer |
| CN110517850A (en) * | 2019-09-23 | 2019-11-29 | 佛山市杰创科技有限公司 | A kind of multiple changing type transformer |
-
2011
- 2011-04-22 CN CN201120120530U patent/CN202134383U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105469952A (en) * | 2015-12-23 | 2016-04-06 | 赖永明 | High-frequency switching power supply transformer |
| CN106783077A (en) * | 2017-01-03 | 2017-05-31 | 中山市鑫中亚电源科技有限公司 | A kind of transformer |
| CN110517850A (en) * | 2019-09-23 | 2019-11-29 | 佛山市杰创科技有限公司 | A kind of multiple changing type transformer |
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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: 20120201 Termination date: 20190422 |