CN203250622U - Transformer used for placing high-voltage current source in floating mode - Google Patents
Transformer used for placing high-voltage current source in floating mode Download PDFInfo
- Publication number
- CN203250622U CN203250622U CN 201320177966 CN201320177966U CN203250622U CN 203250622 U CN203250622 U CN 203250622U CN 201320177966 CN201320177966 CN 201320177966 CN 201320177966 U CN201320177966 U CN 201320177966U CN 203250622 U CN203250622 U CN 203250622U
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- magnetic core
- transformer
- secondary winding
- current source
- armature winding
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Abstract
The utility model discloses a transformer used for placing a high-voltage current source in a floating mode. The transformer comprises a first magnetic core, a second magnetic core, a magnetic core framework, a primary winding, a middle insulating layer and a secondary winding, wherein the first magnetic core and the second magnetic core are both of E-type structures and are oppositely arranged to form a magnetic core set; the magnetic core framework is arranged at an H-type set center of the magnetic core set and matched with the H-type set center; the primary winding is wound on a central column of the magnetic core framework, the secondary winding is wound on the outer side of the primary winding, and the middle insulating layer is arranged between the primary winding and the secondary winding. According to the transformer used for placing the high-voltage current source in the floating mode, the secondary winding is made of silicon rubber insulation wires which can insulate 60kV voltages, high-voltage sparking of the secondary winding can be avoided, and therefore an oil tank is not needed, and the transformer can work in the air; meanwhile, the E-type magnetic cores are higher in using efficiency and can effectively improve energy conversion efficiency.
Description
Technical field
The utility model relates to a kind of switching mode power supply transformer, specifically a kind of can in air, work be used for floating the transformer in high-tension current source.
Background technology
The high-tension current source of floating is so a kind of power supply: the output current of power supply is determined, and is irrelevant with the size of load; Two outputs of power supply link to each other with a high pressure with respect to the earth.This power supply is usually used in the filament in Heating Electron source.
High pressure on the secondary winding is easy to and armature winding or surrounding environment generation high voltage arc, for fear of high voltage arc, the transformer of this power supply uses the magnetic core of C type structure usually, armature winding and secondary winding are respectively around the both sides of C type magnetic core, and transformer integral body is put into special fuel tank, as shown in Figure 1.
The major defect of this method is to use the cost compare of fuel tank high, not easy care; Secondly, the leakage field of C type magnetic core is large than E type magnetic core, and same power needs larger core volume.
The utility model content
The utility model provides a kind of be used to the transformer in high-tension current source of floating for above shortcomings in the prior art.
The utility model is achieved through the following technical solutions.
A kind of be used to the transformer in high-tension current source of floating, comprise the first magnetic core, the second magnetic core, magnetic core framework, armature winding, intermediate insulating layer and secondary winding, wherein, described the first magnetic core and the second magnetic core are E type structure, and staggered relatively, form the magnetic core group; Described magnetic core framework is arranged on the H type group heart place of magnetic core group, and suitable with the H type group heart; Described armature winding is wrapped on the newel of magnetic core framework, and described secondary winding is wound in the outside of armature winding, is provided with intermediate insulating layer between described armature winding and the secondary winding.
Preferably, described armature winding adopts three layer insulation wire or enamelled wire to be wrapped on the newel of magnetic core framework as the armature winding line.
Preferably, described armature winding be two strands and around structure, the number of turn of armature winding is 15.
Preferably, described secondary winding adopts the silicon rubber insulation line.
Preferably, described secondary winding be two strands and around structure, the number of turn of secondary winding is 6.
Preferably, described intermediate insulating layer is one deck insulating tape in the outer wrap of armature winding.
The utility model provides is used for floating the transformer in high-tension current source, its secondary winding uses silicon rubber insulation line, and the voltage of the high energy isolation 60kV of silicon rubber insulation line can prevent the secondary winding high voltage arc, do not need to use like this fuel tank, transformer can be worked in air; Simultaneously, the E type magnetic core that service efficiency is higher effectively improves energy conversion efficiency.
Description of drawings
Fig. 1 is existing transformer device structure and with the structure chart of fuel tank;
Fig. 2 is the utility model structure chart;
Among the figure:
101 is the 3rd magnetic core support, and 102 is the 3rd magnetic core, and 103 is the primary coil support, and 104 is primary coil, and 105 is tank cover, and 106 is the secondary coil support, and 107 is secondary coil, and 108 is the 4th magnetic core, and 109 is the 4th magnetic core support, and 110 is fuel tank;
201 is the first magnetic core, and 202 is the second magnetic core, and 203 is secondary winding, and 204 is intermediate insulating layer, and 205 is armature winding, and 206 is magnetic core framework.
Embodiment
The below elaborates to embodiment of the present utility model: the present embodiment is implemented under take technical solutions of the utility model as prerequisite; provided detailed execution mode and concrete operating process, but protection range of the present utility model is not limited to following embodiment.
As shown in Figure 2, it is a kind of be used to the transformer in high-tension current source of floating that the present embodiment provides, comprise the first magnetic core, the second magnetic core, magnetic core framework, armature winding, intermediate insulating layer and secondary winding, wherein, described the first magnetic core and the second magnetic core are E type structure, and staggered relatively, form the magnetic core group; Described magnetic core framework is arranged on the H type group heart place of magnetic core group, and suitable with the H type group heart; Described armature winding is wrapped on the newel of magnetic core framework, and described secondary winding is wound in the outside of armature winding, is provided with intermediate insulating layer between described armature winding and the secondary winding.
Further, described armature winding adopts two layers of insulated wire or enamelled wire to be wrapped on the newel of magnetic core framework as the armature winding line.
Further, described armature winding be two strands and around structure, the number of turn of armature winding is 15.
Further, described secondary winding adopts the silicon rubber insulation line.
Further, described intermediate insulating layer is one deck insulating tape in the outer wrap of armature winding.
The present embodiment is to be applicable to float the transformer of 40W adjustable current source of high pressure.In the present embodiment, the first magnetic core and the second magnetic core adopt the magnetic core of ETD49, armature winding adopt two strands and around three layer insulation wire, around 15 circles, secondary winding adopt two strands and around the silicon rubber insulation line, around 6 circles, armature winding uses the 24V DC power supply, maximum output can reach 8V, 5A, power output 40W.
Above specific embodiment of the utility model is described.It will be appreciated that, the utility model is not limited to above-mentioned specific implementations, and those skilled in the art can make various distortion or modification within the scope of the claims, and this does not affect flesh and blood of the present utility model.
Claims (6)
1. one kind is used for floating the transformer in high-tension current source, it is characterized in that, comprises the first magnetic core, the second magnetic core, magnetic core framework, armature winding, intermediate insulating layer and secondary winding, wherein, described the first magnetic core and the second magnetic core are E type structure, and staggered relatively, form the magnetic core group; Described magnetic core framework is arranged on the H type group heart place of magnetic core group, and suitable with the H type group heart; Described armature winding is wrapped on the newel of magnetic core framework, and described secondary winding is wound in the outside of armature winding, is provided with intermediate insulating layer between described armature winding and the secondary winding.
2. according to claim 1ly it is characterized in that be used to the transformer in high-tension current source of floating, described armature winding adopts three layer insulation wire or enamelled wire to be wrapped on the newel of magnetic core framework as the armature winding line.
3. according to claim 2ly it is characterized in that be used to the transformer in high-tension current source of floating, described armature winding be two strands and around structure, the number of turn of armature winding is 15.
4. according to claim 1ly it is characterized in that be used to the transformer in high-tension current source of floating, described secondary winding adopts the silicon rubber insulation line.
5. according to claim 4ly it is characterized in that be used to the transformer in high-tension current source of floating, described secondary winding be two strands and around structure, the number of turn of secondary winding is 6.
6. according to claim 1ly it is characterized in that be used to the transformer in high-tension current source of floating, described intermediate insulating layer is one deck insulating tape in the outer wrap of armature winding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320177966 CN203250622U (en) | 2013-04-10 | 2013-04-10 | Transformer used for placing high-voltage current source in floating mode |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320177966 CN203250622U (en) | 2013-04-10 | 2013-04-10 | Transformer used for placing high-voltage current source in floating mode |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203250622U true CN203250622U (en) | 2013-10-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320177966 Expired - Lifetime CN203250622U (en) | 2013-04-10 | 2013-04-10 | Transformer used for placing high-voltage current source in floating mode |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203250622U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105261468A (en) * | 2015-11-05 | 2016-01-20 | 成都市亚丰电子技术有限责任公司 | Flat high-voltage transformer and manufacturing method thereof |
| CN107622865A (en) * | 2016-07-14 | 2018-01-23 | 钟杰元 | Multiply polyurethane enamel covered wire power transformer |
| CN107707125A (en) * | 2017-10-20 | 2018-02-16 | 四川莱福德科技有限公司 | Drive circuit and bridge-type resonance circuit |
| CN109003797A (en) * | 2018-07-26 | 2018-12-14 | 中国工程物理研究院流体物理研究所 | A kind of high voltage pulse transformer |
-
2013
- 2013-04-10 CN CN 201320177966 patent/CN203250622U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105261468A (en) * | 2015-11-05 | 2016-01-20 | 成都市亚丰电子技术有限责任公司 | Flat high-voltage transformer and manufacturing method thereof |
| CN107622865A (en) * | 2016-07-14 | 2018-01-23 | 钟杰元 | Multiply polyurethane enamel covered wire power transformer |
| CN107707125A (en) * | 2017-10-20 | 2018-02-16 | 四川莱福德科技有限公司 | Drive circuit and bridge-type resonance circuit |
| CN109003797A (en) * | 2018-07-26 | 2018-12-14 | 中国工程物理研究院流体物理研究所 | A kind of high voltage pulse transformer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131023 |
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| CX01 | Expiry of patent term |