CN207021125U - A kind of integrated opening high-frequency power transformer - Google Patents
A kind of integrated opening high-frequency power transformer Download PDFInfo
- Publication number
- CN207021125U CN207021125U CN201720857704.XU CN201720857704U CN207021125U CN 207021125 U CN207021125 U CN 207021125U CN 201720857704 U CN201720857704 U CN 201720857704U CN 207021125 U CN207021125 U CN 207021125U
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- China
- Prior art keywords
- support column
- radiator
- frequency power
- power transformer
- plate
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Abstract
The utility model discloses a kind of integrated opening high-frequency power transformer,Including body and centre tap,Centre tap is provided with the middle part of body,Centre tap is by being dielectrically separated from plate segmentation formed with the first support column and the second support column,The cavity that equal open loop is enclosed around body one in first support column and the body of the second support column side,Toroidal core is placed with first support column and the cavity of the second support column side,Primary coil is wound with each toroidal core,Body top is fixedly connected with the first radiator by fastening bolt,Plate one end is dielectrically separated to be in close contact with the first radiator,Body internal cavity is installed with metallic plate by trip bolt,The body side of second support column side is installed with busbar by fastening bolt,The utility model is compact-sized,It is easy to use,It is simple for structure,Section is larger,It is minimum with electric current output loss larger in Electrolyzed Processing that plating can be born,Heat transfer is good simultaneously,Significantly improve the reliability of power supply.
Description
Technical field
A kind of transformer is the utility model is related to, specially a kind of integrated opening high-frequency power transformer, belongs to change
Depressor technical field.
Background technology
The 1990s novel power semiconductor appearance and Power Electronic Technique development, to develop it is new
High-power high-frequency contravariant plating with electrolysis power provide possibility.High-frequency power transformer is in inverter main circuit
Core component, play a part of magnetic energy conversion, voltage transformation and be dielectrically separated from.In the presence of switching tube, direct current is turned
It is changed into ac square wave to put on high frequency transformer, input power is delivered to load through electromagnetic conversion.Because transformer works
Frequency is higher, therefore its volume and weight greatly reduces than Industrial Frequency Transformer, while the distributed constant of transformer can not also neglect
Slightly, in occasions such as similar plating and electrolysis, output power, the radiating of power transformer turn into one it is extremely important the problem of,
In addition, because processing environment is severe, anti-corrosion, protection against the tide and the Life Design of transformer also must be considered that.The quality of transformer performance,
Transformer heating in itself and efficiency are not only influenceed, while also has influence on the technical performance and reliability of power supply.So designing
During making, the selection of structure design, core material to high-frequency power transformer, the structure of magnetic core and coil and technique for coiling etc.
There will be mature consideration, therefore in view of the above-mentioned problems, we have proposed a kind of integrated opening high-frequency power transformer.
Utility model content
The utility model provides a kind of integrated opening high-frequency power transformer, can effectively solve to carry in background technology
The problem of going out.
In order to solve the above-mentioned technical problem, the utility model provides following technical scheme：
A kind of integrated opening high-frequency power transformer of the utility model, including body and centre tap, the body
Middle part is provided with centre tap, and the centre tap is split formed with the first support column and the second support column by being dielectrically separated from plate,
And first support column and the second support column side the body in cavity that open loop is enclosed around the body one, described the
Toroidal core is placed with one support column and the cavity of the second support column side, and original is wound with the toroidal core
Sideline is enclosed, and the body top is fixedly connected with the first radiator by fastening bolt, and described is dielectrically separated from plate one end and institute
The close contact of the first radiator is stated, the body internal cavity is installed with metallic plate, and described first by trip bolt
Dagger is connected by the metallic plate with the plate that is dielectrically separated from, and the body side of the second support column side passes through institute
State fastening bolt and be installed with busbar.
As a kind of optimal technical scheme of the present utility model, the body bottom is fixedly connected with the second radiator, described
It is dielectrically separated from plate to be connected with second radiator, and the busbar is closely connected with second radiator.
For a kind of optimal technical scheme of the present utility model, the body is radiator, the body inner annular cavity with
Sealed between the centre tap by insulating heat-conduction material.
For a kind of optimal technical scheme of the present utility model, first radiator by it is described be dielectrically separated from plate formed with
Both ends, and first radiator is insulating end per one end.
As a kind of optimal technical scheme of the present utility model, the first radiator back EDS maps have secondary commutation mould
Block, and secondary commutation module is composed in parallel by more power rectifier fast diodes.
As a kind of optimal technical scheme of the present utility model, the second support top end and first radiator are tight
Close connection.
The beneficial effect that the utility model is reached is：The utility model is compact-sized, easy to use, by radiator, becomes
The integrated design such as depressor and rectifier bridge, radiating and good seal performance, output loop connection resistance and leakage inductance are small, simple for structure,
Section is larger, can bear that plating is minimum with electric current output loss larger in Electrolyzed Processing, while heat transfer is good, significantly
The reliability of power supply is improved, there is good economic benefit and social benefit, suitably promote the use of.
Brief description of the drawings
Accompanying drawing is used for providing further understanding to of the present utility model, and a part for constitution instruction, with this practicality
New embodiment is used to explain the utility model together, does not form to limitation of the present utility model.In the accompanying drawings：
Fig. 1 is a kind of structure sectional view of integrated opening high-frequency power transformer of the utility model.
In figure：1st, body, the 2, first support column, the 3, second support column, the 4, first radiator, the 5, second radiator, 6, ring
Shape magnetic core, 7, metallic plate, 8, trip bolt, 9, fastening bolt, 10, busbar, 11, be dielectrically separated from plate, 12, centre tap.
Embodiment
Preferred embodiment of the present utility model is illustrated below in conjunction with accompanying drawing, it will be appreciated that described herein excellent
Select embodiment to be merely to illustrate and explain the utility model, be not used to limit the utility model.
Embodiment：As shown in figure 1, a kind of integrated opening high-frequency power transformer, including body 1 and centre tap
12, centre tap 12 is split formed with the first support column 2 and the second support column 3, and the first support column 2 by being dielectrically separated from plate 11
With the cavity that equal open loop is enclosed around body 1 one in the body 1 of the side of the second support column 3, the first support column 2 and the second support column 3 one
Toroidal core 6 is placed with the cavity of side, and primary coil is wound with toroidal core 6, the top of body 1 passes through fastening bolt 9
The first radiator 4 is fixedly connected with, and is dielectrically separated from the one end of plate 11 and is in close contact with the first radiator 4, the internal cavity of body 1 passes through
Trip bolt 8 is installed with metallic plate 7, and the first support column 2 is connected by metallic plate 7 with being dielectrically separated from plate 11, second
The side of body 1 of the side of dagger 3 is installed with busbar 10 by fastening bolt 9, and the bottom of body 1 is fixedly connected with the second radiating
Device 5, it is dielectrically separated from plate 11 and is connected with the second radiator 5, and busbar 10 is closely connected with the second radiator 5, body 1 is radiating
Device, sealed between the inner annular cavity of body 1 and centre tap 12 by insulating heat-conduction material, the first radiator 4 is by exhausted
Edge division board 11 is formed with both ends, and the first radiator 4 is insulating end per one end, and secondary is distributed with the back side of the first radiator 4
Rectification module, and secondary commutation module is composed in parallel by more power rectifier fast diodes, the top of the second support column 3 and the
One radiator 4 closely connects.
Specifically, in use, the first support column 2 and the second support column 3 are just passed through among the magnet ring, this 2 semicolumns
As the one-turn secondary coil with centre cap 12, the secondary of transformer is served as, when waveform submission stream square wave in primary side magnet ring,
Secondary voltage, which is just induced, through the first support column 2 of magnet ring and the second support column 3 passes to load.Metallic plate 7 is scheduled on body 1
Cavity on, the support column 2 of connection first and centre cap 12, such rightmost outer of body 1 turn into one end of centre cap 12, and
The side of first support column 2 becomes the other end of centre cap 12, meanwhile, the leftmost outer of body 1 turns into the one of electric current output
End, and the outside of the second support column 3 turns into the other end of electric current output, while the body 1 for also serving as wire and secondary coil passes through this
Both ends are anchored on another larger-size back side of first radiator 4, and this larger-size radiator still cuts open into both sides and is subject to
Insulation, the first radiator 4 become the both ends for secondary coil output on electrical sense, and secondary commutation module is high-power by more
Rectification fast diode is composed in parallel, and is evenly distributed on the back side on the both sides of the first radiator 4, and a chi is installed at its back side of body 1
Very little less radiator 3, can strengthen radiating effect.
The utility model is compact-sized, easy to use, by the integrated designs such as radiator, transformer and rectifier bridge, radiating
With good seal performance, output loop connection resistance and leakage inductance is small, simple for structure, section is larger, can bear plating and add with electrolysis
Larger electric current output loss is minimum in work, while heat transfer is good, significantly improves the reliability of power supply, has well
Economic benefit and social benefit, are suitably promoted the use of.
Finally it should be noted that：Preferred embodiment of the present utility model is the foregoing is only, is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it can still modify to the technical scheme described in foregoing embodiments, or to which part technical characteristic
Carry out equivalent substitution.All any modification, equivalent substitution and improvements within the spirit and principles of the utility model, made etc.,
It should be included within the scope of protection of the utility model.
Claims (6)
1. a kind of integrated opening high-frequency power transformer, including body (1) and centre tap (12), it is characterised in that institute
Centre tap (12) is stated by being dielectrically separated from plate (11) segmentation formed with the first support column (2) and the second support column (3), and first
The cavity that equal open loop is enclosed around the body (1) one in support column (2) and the body (1) of second support column (3) side,
Toroidal core (6), and the annular are placed with the cavity of first support column (2) and second support column (3) side
Primary coil is wound with magnetic core (6), body (1) top is fixedly connected with the first radiator by fastening bolt (9)
(4), and described plate (11) one end that is dielectrically separated from is in close contact with first radiator (4), and body (1) internal cavity passes through
Trip bolt (8) is installed with metallic plate (7), and first support column (2) passes through the metallic plate (7) and the insulation
Division board (11) connects, and the body (1) side of the second support column (3) side is fixed by the fastening bolt (9)
Busbar (10) is installed.
A kind of 2. integrated opening high-frequency power transformer according to claim 1, it is characterised in that：The body
(1) bottom is fixedly connected with the second radiator (5), and the plate (11) that is dielectrically separated from is connected with second radiator (5), and described
Busbar (10) is closely connected with second radiator (5).
A kind of 3. integrated opening high-frequency power transformer according to claim 1, it is characterised in that：The body
(1) it is radiator, is carried out between body (1) inner annular cavity and the centre tap (12) by insulating heat-conduction material close
Envelope.
A kind of 4. integrated opening high-frequency power transformer according to claim 1, it is characterised in that：Described first dissipates
Hot device (4) is by the plate (11) that is dielectrically separated from formed with both ends, and first radiator (4) is insulating end per one end.
A kind of 5. integrated opening high-frequency power transformer according to claim 1, it is characterised in that：Described first dissipates
Secondary commutation module is distributed with hot device (4) back side, and secondary commutation module is by more power rectifier fast diode parallel connection groups
Into.
A kind of 6. integrated opening high-frequency power transformer according to claim 1, it is characterised in that：Described second
Dagger (3) top is closely connected with first radiator (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720857704.XU CN207021125U (en) | 2017-07-15 | 2017-07-15 | A kind of integrated opening high-frequency power transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720857704.XU CN207021125U (en) | 2017-07-15 | 2017-07-15 | A kind of integrated opening high-frequency power transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207021125U true CN207021125U (en) | 2018-02-16 |
Family
ID=61484012
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720857704.XU Active CN207021125U (en) | 2017-07-15 | 2017-07-15 | A kind of integrated opening high-frequency power transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207021125U (en) |
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2017
- 2017-07-15 CN CN201720857704.XU patent/CN207021125U/en active Active
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