CN220585044U - High-isolation electronic transformer - Google Patents
High-isolation electronic transformer Download PDFInfo
- Publication number
- CN220585044U CN220585044U CN202322039636.4U CN202322039636U CN220585044U CN 220585044 U CN220585044 U CN 220585044U CN 202322039636 U CN202322039636 U CN 202322039636U CN 220585044 U CN220585044 U CN 220585044U
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- primary side
- secondary side
- isolation
- transformer
- main body
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- 238000002955 isolation Methods 0.000 title claims abstract description 45
- 238000004804 winding Methods 0.000 claims abstract description 33
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 12
- 229910052802 copper Inorganic materials 0.000 claims abstract description 12
- 239000010949 copper Substances 0.000 claims abstract description 12
- 230000007246 mechanism Effects 0.000 claims abstract description 8
- 125000006850 spacer group Chemical group 0.000 claims description 7
- 238000009434 installation Methods 0.000 claims description 4
- 230000001154 acute effect Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 9
- 230000002452 interceptive effect Effects 0.000 abstract description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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- Coils Or Transformers For Communication (AREA)
Abstract
The utility model discloses a high-isolation electronic transformer, wherein a primary side main body of the transformer is connected with a secondary side main body of the transformer through an isolation mechanism; the isolation mechanism comprises an isolation column and an isolation piece fixed on the isolation column; the primary side main body of the transformer comprises a primary side bracket, a primary side winding is wound on the primary side bracket, and a first stitch electrically connected with the primary side winding is fixed on the primary side bracket; the secondary side main body of the transformer comprises a secondary side support, a secondary side winding is wound on the secondary side support, a second stitch electrically connected with the secondary side winding is further fixed on the secondary side support, the primary side support and the secondary side support are respectively fixed on two sides of the isolation column, and axes of the primary side support and the secondary side support are not collinear. The axes of the primary side bracket and the secondary side bracket are not collinear, so that the anti-interference performance can be improved, and a high isolation effect is realized; the utility model has the advantages that the isolating piece is added, and the copper sheet is not closed, namely, the copper sheet is formed into a shielding layer between the primary side and the secondary side, so that the primary side winding and the secondary side winding are prevented from interfering with each other.
Description
Technical Field
The utility model relates to the field of electronic transformer equipment, in particular to a high-isolation electronic transformer.
Background
The electronic transformer has an electronic device for converting alternating voltage of mains supply into direct current and then forming a high-frequency alternating voltage output through a semiconductor switching device, an electronic element and a high-frequency transformer winding, and is also an alternating-current-direct-current-alternating-current inverter circuit taught in the electronics theory. In short, it mainly consists of a high-frequency transformer core and two or more coils, which are not changed in position, and are converted into alternating voltage and current by electromagnetic induction action through alternating current power in one or more electric loops. And at the output end of the high-frequency transformer, one or more than two power circuits are supplied with high-frequency alternating current or direct current with different voltage levels. The power electronic converter of the electronic transformer comprises a main circuit and a control circuit. For a transformer of a power distribution system, in order to be consistent with a conventional power transformer, a power electronic converter connected to a power supply side and a corresponding winding of a high-frequency transformer corresponding thereto are defined as a primary side; the power electronic converter connected to the load side and the corresponding winding of the high frequency transformer corresponding thereto are defined as the secondary side. The two are connected through a high-frequency transformer.
However, when the primary winding and the secondary winding of the existing transformer are electrified, two groups of coils generate interference, so that the primary winding and the secondary winding need to be isolated, and therefore, it is important to obtain a high-isolation electronic transformer.
Disclosure of Invention
In order to solve at least one technical problem, the utility model provides a high-isolation electronic transformer, which comprises a primary side main body of the transformer and a secondary side main body of the transformer, wherein the primary side main body of the transformer is connected with the secondary side main body of the transformer through an isolation mechanism;
the isolating mechanism comprises an isolating column and an isolating piece fixed on the isolating column, the isolating piece is a circular ring, and a notch is arranged on the circular ring so that the circular ring is not closed;
the primary side main body of the transformer comprises a primary side bracket, a primary side winding is wound on the primary side bracket, and a first stitch electrically connected with the primary side winding is also fixed on the primary side bracket;
the secondary side main body of the transformer comprises a secondary side bracket, a secondary side winding is wound on the secondary side bracket, a second stitch electrically connected with the secondary side winding is also fixed on the secondary side bracket,
the primary side support and the secondary side support are respectively fixed on two sides of the isolation column, and the axes of the primary side support and the secondary side support are not collinear.
Through the technical scheme, the axes of the primary side bracket and the secondary side bracket are not collinear, so that the anti-interference performance can be improved, and a high isolation effect is realized; the utility model has the advantages that the isolating piece is added, and the copper sheet is not closed, namely, the copper sheet is formed into a shielding layer between the primary side and the secondary side, so that the primary side winding and the secondary side winding are prevented from interfering with each other.
As one preferable mode, the spacer is a copper sheet, the circular walls on two sides of the notch are dislocated, or the non-magnetic conductive paper is used.
Through the technical scheme, two sides of the notch of the unclosed copper sheet are dislocated, so that the unclosed copper sheet and the unclosed copper sheet can be prevented, and the shielding effect is improved.
As one preferable mode, the isolation column is provided with a mounting groove, the isolation piece is mounted at the mounting groove, and the size of the through hole of the isolation piece is positioned in the thickness range of the mounting groove.
Through above-mentioned technical scheme, the perforation size of isolation piece is located the thickness within range of mounting groove can increase the isolation effect.
As one preferable mode, the mounting groove is formed in a spiral shape to be fitted with the spacer.
As a preferable mode, the primary side bracket and the secondary side bracket are perpendicular to or form an acute angle with the isolation column.
The pins of the first pin and the second pin are provided with a plurality of flattening parts, so that the flattening parts can be used after being broken.
Compared with the prior art, the utility model has the advantages that: the utility model has simple structure, simultaneously sets the isolation layer, places the primary winding and the secondary winding out of line, and increases the shielding effect to obtain the high-isolation electronic transformer.
Drawings
FIG. 1 is a front view I of the present utility model;
FIG. 2 is a front view II of the present utility model;
FIG. 3 is a perspective view of a spacer;
FIG. 4 is a schematic diagram of a first pin and a second pin;
FIG. 5 is a schematic cross-sectional view of a spacer installation of the present utility model;
reference numerals:
1-a separation column; 2-spacers; 3-primary side support; 4-a first stitch; 5-a secondary side bracket; 6-a second stitch; 7-notch; 8-mounting grooves; 9-flattening.
Detailed Description
The utility model will be described in detail below with respect to certain specific embodiments thereof in order to better understand the utility model and thereby to more clearly define the scope of the utility model as claimed. It should be noted that the following description is only some embodiments of the inventive concept and is only a part of examples of the present utility model, wherein the specific direct description of the related structures is only for the convenience of understanding the present utility model, and the specific features do not naturally and directly limit the implementation scope of the present utility model.
Referring to the drawings, the utility model adopts the following technical scheme that the high-isolation electronic transformer comprises a transformer primary side main body and a transformer secondary side main body, wherein the transformer primary side main body and the transformer secondary side main body are connected through an isolation mechanism;
the isolating mechanism comprises an isolating column 1 and an isolating piece 2 fixed on the isolating column 1, wherein the isolating piece 2 is a circular ring, and a notch 7 is arranged on the circular ring so that the circular ring is not closed;
the primary side main body of the transformer comprises a primary side bracket 3, a primary side winding is wound on the primary side bracket 3, and a first stitch 4 electrically connected with the primary side winding is fixed on the primary side bracket 3;
the secondary side main body of the transformer comprises a secondary side bracket 5, a secondary side winding is wound on the secondary side bracket 5, and a second stitch 6 electrically connected with the secondary side winding is also fixed on the secondary side bracket 5;
the primary side support 3 and the secondary side support 5 are respectively fixed on two sides of the isolation column 1, and the axes of the primary side support 3 and the secondary side support 5 are not collinear.
Through the technical scheme, the axes of the primary side bracket 3 and the secondary side bracket 5 are not collinear, so that the anti-interference performance can be improved, and a high isolation effect is realized; the utility model is provided with the isolating piece 2, is a copper sheet which is not closed, namely forms a shielding layer between the primary side and the secondary side, and prevents the primary side winding and the secondary side winding from interfering with each other.
As a preferable mode, the spacer 2 is a copper sheet, the circular walls on both sides of the notch 7 are dislocated, or non-magnetic conductive paper is used.
Through above-mentioned technical scheme, the breach 7 both sides dislocation of unclosed copper sheet can prevent both to close, increases shielding effect.
As a preferable mode, the isolation column 1 is provided with a mounting groove 8, the isolation member 2 is mounted at the mounting groove 8, the size of the through hole of the isolation member 2 is within the thickness range of the mounting groove 8, as shown in fig. 4, and the circumferences of the dotted line and the shadow are the height range of the mounting groove 8.
Through the above technical scheme, the size of the through hole of the isolating piece 2 is positioned in the thickness range of the mounting groove 8, so that the isolating effect can be increased.
As a preferable mode, the mounting groove 8 is formed in a spiral shape to be fitted with the spacer 2.
As a preferred form, the primary side support 3 and the secondary side support 5 are perpendicular or at an acute angle to the partition wall 1.
Compared with the prior art, the utility model has the advantages that: the utility model has simple structure, simultaneously sets the isolation layer, places the primary winding and the secondary winding out of line, and increases the shielding effect to obtain the high-isolation electronic transformer.
The pins of the first pin 4 and the second pin 6 are provided with a plurality of flattening portions 9, so that the flattening portions 9 can be used after being broken.
The terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, article, or apparatus/means that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, article, or apparatus/means.
In the description of the present utility model, terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like, which indicate a direction or a positional relationship, are based on the direction or the positional relationship shown in the drawings, are merely for convenience of description, and do not indicate or imply that the apparatus or elements must have a specific orientation, be constructed and operated in a specific orientation, and thus are not to be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Thus far, the technical solution of the present utility model has been described in connection with the preferred embodiments shown in the drawings, but it is easily understood by those skilled in the art that the scope of protection of the present utility model is not limited to these specific embodiments. Equivalent modifications and substitutions for related technical features may be made by those skilled in the art without departing from the principles of the present utility model, and such modifications and substitutions will fall within the scope of the present utility model.
Claims (6)
1. The high-isolation electronic transformer comprises a transformer primary side main body and a transformer secondary side main body, wherein the transformer primary side main body and the transformer secondary side main body are connected through an isolation mechanism; the method is characterized in that:
the isolating mechanism comprises an isolating column (1) and an isolating piece (2) fixed on the isolating column (1), the isolating piece (2) is a circular ring, and a notch (7) is arranged on the circular ring so that the circular ring is not closed;
the primary side main body of the transformer comprises a primary side bracket (3), a primary side winding is wound on the primary side bracket (3), and a first stitch (4) electrically connected with the primary side winding is also fixed on the primary side bracket (3);
the secondary side main body of the transformer comprises a secondary side bracket (5), a secondary side winding is wound on the secondary side bracket (5), a second stitch (6) electrically connected with the secondary side winding is also fixed on the secondary side bracket (5),
the primary side support (3) and the secondary side support (5) are respectively fixed on two sides of the isolation column (1), and the axes of the primary side support (3) and the secondary side support (5) are not collinear.
2. The high isolation electronic transformer of claim 1, wherein: the separator (2) is a copper sheet or non-magnetic conductive paper.
3. The high isolation electronic transformer of claim 1, wherein: the circular walls on two sides of the notch (7) are staggered.
4. The high-isolation electronic transformer according to claim 1, wherein the isolation column (1) is provided with an installation groove (8), the isolation piece (2) is installed at the installation groove (8), and the size of the through hole of the isolation piece (2) is within the thickness range of the installation groove (8).
5. The high isolation electronic transformer of claim 4, wherein: the mounting groove (8) forms a spiral shape that cooperates with the spacer (2).
6. The high isolation electronic transformer according to claim 1, characterized in that the primary side support (3) and the secondary side support (5) are perpendicular or at an acute angle to the isolation column (1).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202322039636.4U CN220585044U (en) | 2023-07-31 | 2023-07-31 | High-isolation electronic transformer |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202322039636.4U CN220585044U (en) | 2023-07-31 | 2023-07-31 | High-isolation electronic transformer |
Publications (1)
Publication Number | Publication Date |
---|---|
CN220585044U true CN220585044U (en) | 2024-03-12 |
Family
ID=90107824
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202322039636.4U Active CN220585044U (en) | 2023-07-31 | 2023-07-31 | High-isolation electronic transformer |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN220585044U (en) |
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2023
- 2023-07-31 CN CN202322039636.4U patent/CN220585044U/en active Active
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