CN104934207A - Novel high-frequency transformer framework in high current - Google Patents
Novel high-frequency transformer framework in high current Download PDFInfo
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- CN104934207A CN104934207A CN201510383780.7A CN201510383780A CN104934207A CN 104934207 A CN104934207 A CN 104934207A CN 201510383780 A CN201510383780 A CN 201510383780A CN 104934207 A CN104934207 A CN 104934207A
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Abstract
The invention relates to a novel high-frequency transformer framework in a high current. The novel high-frequency transformer framework comprises a low-voltage framework, a high-voltage framework and a magnetic core, wherein the low-voltage framework and the high-voltage framework are arranged on the magnetic core, the high-voltage framework is arranged above the low-voltage framework, both of the low-voltage framework and the high-voltage framework are divided into two same parts and fixed into a whole by using positioning pins and bayonets, the low-voltage framework is made by die-casting fiberglass or DMC material, and the high-voltage framework is made by die-casting polytetrafluoroethylene or DMC material. By the novel high-frequency transformer framework, the requirement on electrical performance can be met, the impact of overvoltage to a transformer can be stood for a long term, the requirement of flashover short circuit on mechanical property can be met, and the transformer is ensured to have enough mechanical strength and stability to cope with electrical stress generated by winding.
Description
Technical field
The present invention relates to a kind of novel big current medium/high frequency transformer skeleton, belong to transformer technology field.
Background technology
High-power medium/high frequency transformer is because volume is little, electric pressure is high, master, the longitudinal insulation design of transformer are difficult points, device body insulating Design is a very important part in medium/high frequency transformer design, and it is basis and the guarantee of transformer reliability service, determines the useful life of transformer.
Summary of the invention
The object of the invention is to: for the defect of prior art, propose a kind of novel big current medium/high frequency transformer skeleton, the requirement in electric property can not only be met, bear the impact of overvoltage to transformer for a long time, and the requirement of flashover short circuit to mechanical performance can be met, ensure the electronic stress that device body has enough mechanical strengths and stability to deal with winding to produce.
The technical solution adopted in the present invention is: a kind of novel big current medium/high frequency transformer skeleton, low-voltage framework, high pressure skeleton and magnetic core, low-voltage framework and high pressure skeleton are located on magnetic core, high pressure skeleton is positioned at above low-voltage framework, low-voltage framework and high pressure skeleton are all divided into identical two parts, and fix in aggregates with shop bolt and bayonet socket, wherein low-voltage framework adopts fiberglass or the die casting of DMC material to form, and high pressure skeleton adopts polytetrafluoroethylene or the die casting of DMC material to form.
In the present invention: described low-voltage framework is divided into two sections, in the groove of low-voltage framework, be full of Copper Foil, reduce circulation and skin effect.
In the present invention: described high pressure skeleton is enclosed within outside low-voltage coil, separate with lamination wood between high pressure skeleton and low-voltage coil, high pressure skeleton is divided into five sections, high-tension coil segmentation is simultaneously wound on high pressure skeleton, the number of turn of every section of coiling equal number, wherein high-tension coil selects three layer insulation wire or rope-lay strand, and minimizing circulation and skin effect reduce the wastage.
In the present invention: described high pressure skeleton is provided with wire casing, each angle of wire casing has the oil guiding hole of the logical oil of heat radiation, be beneficial to oil circulation.
In the present invention: described magnetic core is ring ferrite core or ultracrystalline magnetic core.
After adopting technique scheme, beneficial effect of the present invention is: can not only meet the requirement in electric property, bear the impact of overvoltage to transformer for a long time, and the requirement of flashover short circuit to mechanical performance can be met, ensure the electronic stress that device body has enough mechanical strengths and stability to deal with winding to produce.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is low-voltage framework structural representation of the present invention;
Fig. 3 is high pressure skeleton structure schematic diagram of the present invention.
In figure: 1. low-voltage framework; 2. high pressure skeleton; 3. magnetic core.
Embodiment
Below in conjunction with accompanying drawing, the present invention is further illustrated.
From Fig. 1-3, a kind of novel big current medium/high frequency transformer skeleton, low-voltage framework 1, high pressure skeleton 2 and magnetic core 3, low-voltage framework 1 and high pressure skeleton 2 are located on magnetic core, high pressure skeleton 2 is positioned at above low-voltage framework 1, low-voltage framework 1 and high pressure skeleton 2 are all divided into identical two parts, and fix in aggregates with shop bolt and bayonet socket, wherein low-voltage framework 1 adopts fiberglass or the die casting of DMC material to form, high pressure skeleton 2 adopts polytetrafluoroethylene or the die casting of DMC material to form, and described magnetic core 3 is ring ferrite core or ultracrystalline magnetic core; Described low-voltage framework 1 is divided into two sections, Copper Foil is full of in the groove of low-voltage framework, reduce circulation and skin effect, described high pressure bone, 2 are enclosed within outside low-voltage coil, separate with lamination wood between high pressure skeleton 2 and low-voltage coil, high pressure skeleton 2 is divided into five sections, and high-tension coil segmentation is simultaneously wound on high pressure skeleton 2, the number of turn of every section of coiling equal number, wherein high-tension coil selects three layer insulation wire or rope-lay strand, and minimizing circulation and skin effect reduce the wastage; Described high pressure skeleton 2 is provided with wire casing, and each angle of wire casing has the oil guiding hole of the logical oil of heat radiation, is beneficial to oil circulation.
Above the specific embodiment of the present invention is described, but the present invention is not limited to above description.For a person skilled in the art, any equal amendment to the technical program and substitute be all within the scope of the invention.Therefore, equalization conversion done without departing from the spirit and scope of the invention and amendment, all should contain within the scope of the invention.
Claims (5)
1. a novel big current medium/high frequency transformer skeleton, it is characterized in that: low-voltage framework, high pressure skeleton and magnetic core, low-voltage framework and high pressure skeleton are located on magnetic core, high pressure skeleton is positioned at above low-voltage framework, low-voltage framework and high pressure skeleton are all divided into identical two parts, and fix in aggregates with shop bolt and bayonet socket, wherein low-voltage framework adopts fiberglass or the die casting of DMC material to form, and high pressure skeleton adopts polytetrafluoroethylene or the die casting of DMC material to form.
2. one according to claim 1 novel big current medium/high frequency transformer skeleton, is characterized in that: described low-voltage framework is divided into two sections, is full of Copper Foil in the groove of low-voltage framework, reduces circulation and skin effect.
3. one according to claim 1 novel big current medium/high frequency transformer skeleton, it is characterized in that: described high pressure skeleton is enclosed within outside low-voltage coil, separate with lamination wood between high pressure skeleton and low-voltage coil, high pressure skeleton is divided into five sections, high-tension coil segmentation is simultaneously wound on high pressure skeleton, the number of turn of every section of coiling equal number, wherein high-tension coil selects three layer insulation wire or rope-lay strand, and minimizing circulation and skin effect reduce the wastage.
4. one according to claim 1 novel big current medium/high frequency transformer skeleton, is characterized in that: described high pressure skeleton is provided with wire casing, and each angle of wire casing has the oil guiding hole of the logical oil of heat radiation, is beneficial to oil circulation.
5. one according to claim 1 novel big current medium/high frequency transformer skeleton, is characterized in that: described magnetic core is ring ferrite core or ultracrystalline magnetic core.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510383780.7A CN104934207A (en) | 2015-07-03 | 2015-07-03 | Novel high-frequency transformer framework in high current |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510383780.7A CN104934207A (en) | 2015-07-03 | 2015-07-03 | Novel high-frequency transformer framework in high current |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104934207A true CN104934207A (en) | 2015-09-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510383780.7A Pending CN104934207A (en) | 2015-07-03 | 2015-07-03 | Novel high-frequency transformer framework in high current |
Country Status (1)
| Country | Link |
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| CN (1) | CN104934207A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105590742A (en) * | 2016-03-16 | 2016-05-18 | 周开根 | Coil former of high-voltage 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 |
| CN109192459A (en) * | 2018-10-15 | 2019-01-11 | 江苏博大变压器有限公司 | A kind of transformer device structure |
| CN111326330A (en) * | 2020-04-10 | 2020-06-23 | 上海联影医疗科技有限公司 | Coil assembly, pulse transformer and medical equipment |
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| US3949337A (en) * | 1973-11-28 | 1976-04-06 | Elphiac | Self-induction device for generating harmonics |
| SU1660059A1 (en) * | 1987-11-25 | 1991-06-30 | Vladimir N Malyshev | Transformer for induction heating |
| CN2648569Y (en) * | 2003-08-19 | 2004-10-13 | 联昌电子企业股份有限公司 | Transformer structure |
| CN2648570Y (en) * | 2003-08-19 | 2004-10-13 | 联昌电子企业股份有限公司 | Transformer structure |
| CN1790564A (en) * | 2004-12-15 | 2006-06-21 | 胜美达集团株式会社 | High-voltage transformer |
| CN102290222A (en) * | 2011-04-28 | 2011-12-21 | 南京国电环保设备有限公司 | High-power, high-frequency and high-voltage rectifier transformer |
| CN204315370U (en) * | 2015-01-16 | 2015-05-06 | 南京国电环保科技有限公司 | A kind of high frequency high voltage transformer bobbin |
| CN204720299U (en) * | 2015-07-03 | 2015-10-21 | 江苏容天机电科技有限公司 | A kind of novel big current medium/high frequency transformer skeleton |
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2015
- 2015-07-03 CN CN201510383780.7A patent/CN104934207A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3949337A (en) * | 1973-11-28 | 1976-04-06 | Elphiac | Self-induction device for generating harmonics |
| SU1660059A1 (en) * | 1987-11-25 | 1991-06-30 | Vladimir N Malyshev | Transformer for induction heating |
| CN2648569Y (en) * | 2003-08-19 | 2004-10-13 | 联昌电子企业股份有限公司 | Transformer structure |
| CN2648570Y (en) * | 2003-08-19 | 2004-10-13 | 联昌电子企业股份有限公司 | Transformer structure |
| CN1790564A (en) * | 2004-12-15 | 2006-06-21 | 胜美达集团株式会社 | High-voltage transformer |
| CN102290222A (en) * | 2011-04-28 | 2011-12-21 | 南京国电环保设备有限公司 | High-power, high-frequency and high-voltage rectifier transformer |
| CN204315370U (en) * | 2015-01-16 | 2015-05-06 | 南京国电环保科技有限公司 | A kind of high frequency high voltage transformer bobbin |
| CN204720299U (en) * | 2015-07-03 | 2015-10-21 | 江苏容天机电科技有限公司 | A kind of novel big current medium/high frequency transformer skeleton |
Cited By (5)
| 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 |
| 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 |
| CN105590742A (en) * | 2016-03-16 | 2016-05-18 | 周开根 | Coil former of high-voltage transformer |
| CN109192459A (en) * | 2018-10-15 | 2019-01-11 | 江苏博大变压器有限公司 | A kind of transformer device structure |
| CN111326330A (en) * | 2020-04-10 | 2020-06-23 | 上海联影医疗科技有限公司 | Coil assembly, pulse transformer and medical equipment |
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Application publication date: 20150923 |