CN204720288U - A kind of low-voltage, high-current ultracrystallite high frequency transformer - Google Patents
A kind of low-voltage, high-current ultracrystallite high frequency transformer Download PDFInfo
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- CN204720288U CN204720288U CN201520465041.8U CN201520465041U CN204720288U CN 204720288 U CN204720288 U CN 204720288U CN 201520465041 U CN201520465041 U CN 201520465041U CN 204720288 U CN204720288 U CN 204720288U
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- cylinder manifold
- section bar
- aluminium section
- bar post
- high frequency
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Abstract
The utility model relates to a kind of low-voltage, high-current ultracrystallite high frequency transformer, comprise the ultracrystalline magnetic core being provided with magnetic core inner ring, the corner of two pieces of glass filament plates is bolted and makes it clamp and fix ultracrystalline magnetic core, first, second aluminium section bar post is located in magnetic core inner ring, and the two insulation isolation, described first aluminium section bar post upper, lower end passes two pieces of glass filament plates respectively, and the length that upper end passes is long, described second aluminium section bar post upper, lower end passes two pieces of glass filament plates respectively, and the length that lower end passes is long, the lower end of described first aluminium section bar post is connected with the first cylinder manifold, the upper end of described second aluminium section bar post is connected with the second cylinder manifold.Low-voltage, high-current ultracrystallite high frequency transformer of the present utility model, magnetic core adopts super-micro crystallite soft magnetic material, and utilizing insulating material, bolt can be simply fixing, can carry out water-cooling or wind-cooling heat dissipating, transformer simple and compact for structure, integration degree is high, easy to assembly, failure rate is low, cost is low, is applicable to batch production.
Description
Technical field
The utility model relates to high frequency transformer technical field, is a kind of low-voltage, high-current ultracrystallite high frequency transformer specifically.
Background technology
Along with development and the maturation of power electronic technology, the high frequency switch power of high efficiency, high current-carrying capacity, small size is applied more and more extensive in the every field such as industry.In the design of high frequency switch power, high frequency transformer is the core component of switch power supply system, it is main holder and the pyrotoxin of switch power supply system volume and weight, be converter and the biography loser of power, the quality of the performances such as its volume, weight and loss will directly affect the quality of the overall performance of high frequency switch power.
Superfine crystal material has the advantages such as high initial permeability, magnetic permeability is with magnetic flux density and variations in temperature is less, loss is low, higher saturation flux density, therefore replaces traditional FERRITE CORE by Superfine crystal material and can reach the volume reducing Switching Power Supply, the object improving reliability.
In addition, along with the reduction of high frequency transformer secondary voltage, the increase of electric current, the target reducing volume of transformer still cannot be met with winding mode, simultaneously, the requirement of high frequency transformer to radiating mode is more and more harsher, the problem of taking out heat radiation is especially more and more outstanding, more and more important, and traditional radiating mode can not practical requirement.
Utility model content
For the defect existed in prior art, the purpose of this utility model is to provide a kind of low-voltage, high-current ultracrystallite high frequency transformer, and magnetic core adopts super-micro crystallite soft magnetic material, and utilizes insulating material, bolt can be simply fixing, can carry out water-cooling or wind-cooling heat dissipating, transformer simple and compact for structure, integration degree is high, easy to assembly, failure rate is low, cost is low, is applicable to batch production.
For reaching above object, the technical scheme that the utility model is taked is:
A kind of low-voltage, high-current ultracrystallite high frequency transformer, is characterized in that, comprising:
Ultracrystalline magnetic core 2, overall in cylindric, be axially arranged with through hole along it and form magnetic core inner ring,
One piece of glass filament plate 1 is respectively equipped with at the end face of ultracrystalline magnetic core 2 and bottom surface,
The corner of two pieces of glass filament plates 1 is bolted and glass filament plate 1 is clamped and fixes ultracrystalline magnetic core 2,
First aluminium section bar post 4, overall in semi-cylindrical,
Second aluminium section bar post 7, overall in semi-cylindrical,
First aluminium section bar post 4 and the second aluminium section bar post 7 are located in magnetic core inner ring, and the two insulation isolation,
The top and bottom of described first aluminium section bar post 4 pass two pieces of glass filament plates 1 respectively, and the length that upper end passes is greater than the length that lower end passes,
The top and bottom of described second aluminium section bar post 7 pass two pieces of glass filament plates 1 respectively, and the length that lower end passes is greater than the length that upper end passes,
The lower end of described first aluminium section bar post 4 is connected with the first cylinder manifold 3,
The upper end of described second aluminium section bar post 7 is connected with the second cylinder manifold 6.
On the basis of technique scheme, between the first aluminium section bar post 4 and the second aluminium section bar post 7, be provided with insulation board 5, insulation board 5 insulation buffer action.
On the basis of technique scheme, the upper end of insulation board 5 and the upper end of the first aluminium section bar post 4 flush,
The lower end of insulation board 5 and the lower end of the second aluminium section bar post 7 flush.
On the basis of technique scheme, the upper end of described first aluminium section bar post 4 and the lower end of described second aluminium section bar post 7 are as transformer secondary winding.
On the basis of technique scheme, described first cylinder manifold 3 and the second cylinder manifold 6 extend to the same side side of glass filament plate 1, and stretch out glass filament plate 1,
One end that first cylinder manifold 3 stretches out glass filament plate 1 upwards bending forms a bending part,
One end downward bending that second cylinder manifold 6 stretches out glass filament plate 1 forms another bending part,
The bending part of described first cylinder manifold 3 and the bending part of the second cylinder manifold 6 are as the centre cap exit of transformer secondary winding.
On the basis of technique scheme, between the bending part of described first cylinder manifold 3 and the bending part of the second cylinder manifold 6, be provided with one piece of aluminum board 10 for dispelling the heat.
On the basis of technique scheme, described aluminum board 10 is provided with water channel or with fin;
When being provided with water channel, form the high frequency switch power of water-cooled,
When being provided with fin, form air-cooled high frequency switch power.
On the basis of technique scheme, the upper end of described first aluminium section bar post 4 is provided with the 3rd cylinder manifold 9,
The lower end of described second aluminium section bar post 7 is provided with the 4th cylinder manifold 8.
On the basis of technique scheme, described 3rd cylinder manifold 9 extends to the bending part side away from the second cylinder manifold 6, and stretches out the backward upper formation bending part of glass filament plate 1,
Described 4th cylinder manifold 8 extends to the bending part side away from the first cylinder manifold 3, and stretches out the backward upper formation bending part of glass filament plate 1,
The bending part of described 3rd cylinder manifold 9 and the bending part of the 4th cylinder manifold 8 are as the exit of transformer secondary winding.
On the basis of technique scheme, the 3rd cylinder manifold 9 and the 4th cylinder manifold 8 can directly be crimped on the rectifier diode of primary side, without the need to additional copper bar,
Or the 3rd cylinder manifold 9 be indirectly connected with the rectifier diode of primary side by one piece of copper bar with the 4th cylinder manifold 8.
Low-voltage, high-current ultracrystallite high frequency transformer described in the utility model, magnetic core adopts super-micro crystallite soft magnetic material, and utilizing insulating material, bolt can be simply fixing, can carry out water-cooling or wind-cooling heat dissipating, transformer simple and compact for structure, integration degree is high, easy to assembly, failure rate is low, cost is low, is applicable to batch production.
Low-voltage, high-current ultracrystallite high frequency transformer described in the utility model, has following beneficial effect:
1, ultracrystalline magnetic core is only fixed from upper and lower both sides with two pieces of glass filament plates and four bolts, and structure is simple, be easy to install, cost is low;
2, the first aluminium section bar post 4 of magnetic core both sides and the second aluminium section bar post 7 is stretched out as transformer secondary winding, the other end of the first aluminium section bar post 4 and the second aluminium section bar post 7 is then as transformer center tap, solve the difficulty that big current cannot export with coiling, reduce the volume of high frequency transformer;
3, high frequency transformer centre cap one piece of aluminum board confluxes, and this aluminum board not only can carry out water-cooled but also can carry out air-cooled, and radiating mode flexibly, conveniently.
Accompanying drawing explanation
The utility model has following accompanying drawing:
The centre tapped high-frequency transformer structure figure of Fig. 1 band water-cooled,
The air-cooled centre tapped high-frequency transformer structure figure of Fig. 2 band,
Fig. 3 high-frequency transformer structure figure,
Fig. 4 high frequency transformer front view (not containing cylinder manifold),
Fig. 5 high frequency transformer front view,
The centre tapped high frequency transformer front view of Fig. 6 band,
The centre tapped high frequency transformer top plan view of Fig. 7 band,
The right pseudosection of the centre tapped high frequency transformer of Fig. 8 band,
The aluminum board of Fig. 9 band water channel.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
As shown in FIG. 4,5,6, 7, low-voltage, high-current ultracrystallite high frequency transformer described in the utility model, comprising:
Ultracrystalline magnetic core 2, overall in cylindric, be axially arranged with through hole along it and form magnetic core inner ring,
One piece of glass filament plate 1 is respectively equipped with at the end face of ultracrystalline magnetic core 2 and bottom surface,
The corner of two pieces of glass filament plates 1 is bolted and glass filament plate 1 is clamped and fixes ultracrystalline magnetic core 2,
First aluminium section bar post 4, overall in semi-cylindrical,
Second aluminium section bar post 7, overall in semi-cylindrical,
First aluminium section bar post 4 and the second aluminium section bar post 7 are located in magnetic core inner ring, and the two insulation isolation,
The top and bottom of described first aluminium section bar post 4 pass two pieces of glass filament plates 1 respectively, and the length that upper end passes is greater than the length that lower end passes,
The top and bottom of described second aluminium section bar post 7 pass two pieces of glass filament plates 1 respectively, and the length that lower end passes is greater than the length that upper end passes,
The lower end of described first aluminium section bar post 4 is connected with the first cylinder manifold 3,
The upper end of described second aluminium section bar post 7 is connected with the second cylinder manifold 6.
On the basis of technique scheme, between the first aluminium section bar post 4 and the second aluminium section bar post 7, be provided with insulation board 5, insulation board 5 insulation buffer action.
On the basis of technique scheme, the upper end of insulation board 5 and the upper end of the first aluminium section bar post 4 flush,
The lower end of insulation board 5 and the lower end of the second aluminium section bar post 7 flush.
On the basis of technique scheme, the upper end of described first aluminium section bar post 4 and the lower end of described second aluminium section bar post 7 are as transformer secondary winding.
On the basis of technique scheme, described first cylinder manifold 3 and the second cylinder manifold 6 extend to the same side side of glass filament plate 1, and stretch out glass filament plate 1,
One end that first cylinder manifold 3 stretches out glass filament plate 1 upwards bending forms a bending part,
One end downward bending that second cylinder manifold 6 stretches out glass filament plate 1 forms another bending part,
The bending part of described first cylinder manifold 3 and the bending part of the second cylinder manifold 6 are as the centre cap exit of transformer secondary winding.
On the basis of technique scheme, as shown in Fig. 1,2,9, between the bending part of described first cylinder manifold 3 and the bending part of the second cylinder manifold 6, be provided with one piece of aluminum board 10 for dispelling the heat.Aluminum board 10 both had thermolysis to high frequency transformer, can export again as a pole of Switching Power Supply.
On the basis of technique scheme, described aluminum board 10 is provided with water channel or with fin.
As shown in Fig. 1,9, when being provided with water channel, form the high frequency switch power of water-cooled.
As shown in Figure 2, when being provided with fin, form air-cooled high frequency switch power.
On the basis of technique scheme, as shown in Figure 6, the upper end of described first aluminium section bar post 4 is provided with the 3rd cylinder manifold 9,
The lower end of described second aluminium section bar post 7 is provided with the 4th cylinder manifold 8.
On the basis of technique scheme, as shown in Figure 1, 2, described 3rd cylinder manifold 9 extends to the bending part side away from the second cylinder manifold 6, and stretches out the backward upper formation bending part of glass filament plate 1,
Described 4th cylinder manifold 8 extends to the bending part side away from the first cylinder manifold 3, and stretches out the backward upper formation bending part of glass filament plate 1,
The bending part of described 3rd cylinder manifold 9 and the bending part of the 4th cylinder manifold 8 are as the exit of transformer secondary winding.
3rd cylinder manifold 9 and the 4th cylinder manifold 8 are also played a supporting role to high frequency transformer.
On the basis of technique scheme, the 3rd cylinder manifold 9 and the 4th cylinder manifold 8 can directly be crimped on the rectifier diode of primary side, without the need to additional copper bar,
Or the 3rd cylinder manifold 9 be indirectly connected with the rectifier diode of primary side by one piece of copper bar with the 4th cylinder manifold 8.
The content be not described in detail in this specification belongs to the known prior art of professional and technical personnel in the field.
Claims (10)
1. a low-voltage, high-current ultracrystallite high frequency transformer, is characterized in that, comprising:
Ultracrystalline magnetic core (2), overall in cylindric, be axially arranged with through hole along it and form magnetic core inner ring,
One piece of glass filament plate (1) is respectively equipped with at the end face of ultracrystalline magnetic core (2) and bottom surface,
The corner of two pieces of glass filament plates (1) is bolted and glass filament plate (1) is clamped and fixes ultracrystalline magnetic core (2),
First aluminium section bar post (4), overall in semi-cylindrical,
Second aluminium section bar post (7), overall in semi-cylindrical,
First aluminium section bar post (4) and the second aluminium section bar post (7) are located in magnetic core inner ring, and the two insulation isolation,
The top and bottom of described first aluminium section bar post (4) pass two pieces of glass filament plates (1) respectively, and the length that upper end passes is greater than the length that lower end passes,
The top and bottom of described second aluminium section bar post (7) pass two pieces of glass filament plates (1) respectively, and the length that lower end passes is greater than the length that upper end passes,
The lower end of described first aluminium section bar post (4) is connected with the first cylinder manifold (3),
The upper end of described second aluminium section bar post (7) is connected with the second cylinder manifold (6).
2. low-voltage, high-current ultracrystallite high frequency transformer as claimed in claim 1, it is characterized in that: be provided with insulation board (5) between the first aluminium section bar post (4) and the second aluminium section bar post (7), insulation board (5) plays insulation buffer action.
3. low-voltage, high-current ultracrystallite high frequency transformer as claimed in claim 2, is characterized in that: the upper end of insulation board (5) and the upper end of the first aluminium section bar post (4) flush,
The lower end of insulation board (5) and the lower end of the second aluminium section bar post (7) flush.
4. low-voltage, high-current ultracrystallite high frequency transformer as claimed in claim 1, is characterized in that: the upper end of described first aluminium section bar post (4) and the lower end of described second aluminium section bar post (7) are as transformer secondary winding.
5. low-voltage, high-current ultracrystallite high frequency transformer as claimed in claim 1, it is characterized in that: described first cylinder manifold (3) and the second cylinder manifold (6) extend to the same side side of glass filament plate (1), and stretch out glass filament plate (1)
One end that first cylinder manifold (3) stretches out glass filament plate (1) upwards bending forms a bending part,
One end downward bending that second cylinder manifold (6) stretches out glass filament plate (1) forms another bending part,
The bending part of described first cylinder manifold (3) and the bending part of the second cylinder manifold (6) are as the centre cap exit of transformer secondary winding.
6. low-voltage, high-current ultracrystallite high frequency transformer as claimed in claim 5, is characterized in that: be provided with one piece of aluminum board (10) for dispelling the heat between the bending part of described first cylinder manifold (3) and the bending part of the second cylinder manifold (6).
7. low-voltage, high-current ultracrystallite high frequency transformer as claimed in claim 6, is characterized in that: described aluminum board (10) is provided with water channel or with fin;
When being provided with water channel, form the high frequency switch power of water-cooled,
When being provided with fin, form air-cooled high frequency switch power.
8. low-voltage, high-current ultracrystallite high frequency transformer as claimed in claim 1, is characterized in that: the upper end of described first aluminium section bar post (4) is provided with the 3rd cylinder manifold (9),
The lower end of described second aluminium section bar post (7) is provided with the 4th cylinder manifold (8).
9. low-voltage, high-current ultracrystallite high frequency transformer as claimed in claim 8, it is characterized in that: described 3rd cylinder manifold (9) extends to the bending part side away from the second cylinder manifold (6), and stretch out the backward upper formation bending part of glass filament plate (1)
Described 4th cylinder manifold (8) extends to the bending part side away from the first cylinder manifold (3), and stretches out the backward upper formation bending part of glass filament plate (1),
The bending part of described 3rd cylinder manifold (9) and the bending part of the 4th cylinder manifold (8) are as the exit of transformer secondary winding.
10. low-voltage, high-current ultracrystallite high frequency transformer as claimed in claim 8, is characterized in that: the 3rd cylinder manifold (9) and the 4th cylinder manifold (8) can directly be crimped on the rectifier diode of primary side, without the need to additional copper bar,
Or the 3rd cylinder manifold (9) be indirectly connected with the rectifier diode of primary side by one piece of copper bar with the 4th cylinder manifold (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520465041.8U CN204720288U (en) | 2015-07-01 | 2015-07-01 | A kind of low-voltage, high-current ultracrystallite high frequency transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520465041.8U CN204720288U (en) | 2015-07-01 | 2015-07-01 | A kind of low-voltage, high-current ultracrystallite high frequency transformer |
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| Publication Number | Publication Date |
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| CN204720288U true CN204720288U (en) | 2015-10-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520465041.8U Withdrawn - After Issue CN204720288U (en) | 2015-07-01 | 2015-07-01 | A kind of low-voltage, high-current ultracrystallite high frequency transformer |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105632712A (en) * | 2015-12-31 | 2016-06-01 | 合肥雷科电子科技有限公司 | High-frequency, high-voltage and high-power rectification transformer |
| CN106328346A (en) * | 2015-07-01 | 2017-01-11 | 北京京仪椿树整流器有限责任公司 | Low-voltage heavy-current ultracrystalline high-frequency transformer |
-
2015
- 2015-07-01 CN CN201520465041.8U patent/CN204720288U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106328346A (en) * | 2015-07-01 | 2017-01-11 | 北京京仪椿树整流器有限责任公司 | Low-voltage heavy-current ultracrystalline high-frequency transformer |
| CN106328346B (en) * | 2015-07-01 | 2018-02-09 | 北京京仪椿树整流器有限责任公司 | A kind of low-voltage, high-current ultracrystallite high frequency transformer |
| CN105632712A (en) * | 2015-12-31 | 2016-06-01 | 合肥雷科电子科技有限公司 | High-frequency, high-voltage and high-power rectification transformer |
| CN105632712B (en) * | 2015-12-31 | 2017-08-25 | 合肥雷科电子科技有限公司 | A kind of high-frequency and high-voltage high-power rectifier transformer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20151021 Effective date of abandoning: 20180209 |