CN112259361A - Winding method for boosting electronic transformer - Google Patents
Winding method for boosting electronic transformer Download PDFInfo
- Publication number
- CN112259361A CN112259361A CN202011117034.0A CN202011117034A CN112259361A CN 112259361 A CN112259361 A CN 112259361A CN 202011117034 A CN202011117034 A CN 202011117034A CN 112259361 A CN112259361 A CN 112259361A
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- CN
- China
- Prior art keywords
- winding
- enameled wire
- section
- enameled
- insulating
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
- H01F41/04—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing coils
- H01F41/06—Coil winding
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
- H01F41/04—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing coils
- H01F41/06—Coil winding
- H01F41/076—Forming taps or terminals while winding, e.g. by wrapping or soldering the wire onto pins, or by directly forming terminals from the wire
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
- H01F41/04—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing coils
- H01F41/12—Insulating of windings
- H01F41/125—Other insulating structures; Insulating between coil and core, between different winding sections, around the coil
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Coils Of Transformers For General Uses (AREA)
Abstract
The invention provides a winding method for a boosting electronic transformer, which relates to the field of winding methods of electronic transformers with input voltage of below 400V and output voltage of 1000-10 KV, and comprises the following steps: the enameled wire adopts a sectional type to wind a winding on the framework, and each section is insulated and isolated through insulating plastic. According to the invention, the enameled wire is wound in sections through the framework, each section is isolated by insulating plastic, each section is provided with a small gap for the enameled wire of the winding to stride across, the same winding pressure difference between each section is less than 1000V, so that the phenomenon of flashover short circuit of the enameled wire of the winding is ensured, meanwhile, the winding is completed at one time, time consumption caused by adding insulating materials to each layer like multi-layer flat winding is avoided, the winding speed of the transformer wire is increased, and the product quality of the transformer coil is ensured, thereby the isolation between the input end and the output end is solved, the creepage distance of more than 3mm is ensured, and the creepage distance of more than 3mm is ensured between the starting end and the tail end of.
Description
Technical Field
The invention relates to the field of winding methods of electronic transformers with input voltage of below 400V and output voltage of 1000-10 KV, in particular to a winding method for a boosting electronic transformer.
Background
An electronic transformer, which is an electronic device for converting alternating voltage of commercial power into direct current and then forming a high-frequency alternating voltage output by a semiconductor switching device, an electronic element and a high-frequency transformer winding, is also an alternating current-direct current-alternating current inverter circuit taught in the theory of electronics. In brief, it is mainly composed of a high-frequency transformer core (iron core) and two or more coils, which do not change their positions, and are converted into alternating voltage and current from one or more electric loops by means of electromagnetic induction through alternating current power. At the output end of the high-frequency transformer, high-frequency alternating current or direct current of different voltage levels is supplied to one or more than two circuit utilization circuits.
However, the high-voltage winding of the prior transformer is formed by multi-layer flat winding, and the layers of insulation are required to be arranged among the layers, so that the insulating material is required to be added into each layer, the time and the labor are relatively wasted, and the production efficiency is low.
Disclosure of Invention
The invention aims to provide a winding method for a boosting electronic transformer, so as to solve the technical problem.
In order to solve the technical problems, the invention adopts the following technical scheme: a winding method for a boosting electronic transformer comprises the following steps:
s1, winding the enameled wire on the framework to form a primary winding and a secondary winding;
s2, winding the enameled wire on the framework in a sectional mode, and insulating and blocking each section through insulating plastic;
s3, leading-out enameled wire ends for winding the primary winding and the secondary winding, and leading out the enameled wire ends to be connected with mounting pins on the framework through wire grooves;
and S4, after the winding is finished, wrapping and insulating the winding through an insulating tape.
Preferably, the same winding pressure difference between each section is less than 1000V.
Preferably, the enameled wire ends led out of the secondary winding and the secondary winding are connected with the mounting pins by adopting a spot welding process or a winding fixing mode.
Preferably, the enameled wire is made of an enameled copper wire and consists of a conductor copper and an insulating varnish coating.
Preferably, the primary winding and the secondary winding are completed by one-time winding of enameled wires
The invention has the beneficial effects that:
according to the invention, the enameled wire is wound in sections through the framework, each section is isolated by insulating plastic, each section is provided with a small gap for the winding enameled wire to stride over, the same winding pressure difference between each section is less than 1000V, the phenomenon that the winding enameled wire is in flashover short circuit is ensured, meanwhile, the winding is completed at one time, and the time consumption caused by adding insulating materials to each layer is avoided like multilayer flat winding, before the method is adopted, the average daily output of the original person is only 50, after the method is adopted, the average daily output of the person is 600, the early failure rate of the transformer is reduced to be within 0.002% from 0.1% -0.2%, the winding speed of the transformer wire is improved, and the product quality of the transformer coil is ensured, so that the isolation between an input end and an output end is solved, the creepage distance of more than 3mm is ensured, and the creepage distance of more than 3mm is ensured between the starting end and.
Drawings
FIG. 1 is a schematic diagram of a winding structure for a step-up electronic transformer according to the present invention;
Detailed Description
In order to make the technical means, the original characteristics, the achieved purposes and the effects of the invention easily understood, the invention is further described below with reference to the specific embodiments and the attached drawings, but the following embodiments are only the preferred embodiments of the invention, and not all embodiments. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative efforts belong to the protection scope of the present invention.
Specific embodiments of the present invention are described below with reference to the accompanying drawings.
Examples
As shown in fig. 1, a winding method for a boost electronic transformer includes the following steps: s1, winding an enameled wire on the framework to form a primary winding and a secondary winding, wherein the enameled wire is made of an enameled copper wire and consists of a conductor copper and an insulating varnish coating; s2, winding the enameled wire on the framework in a sectional mode, and insulating and blocking each section by insulating plastic, wherein the same winding differential pressure between each section is less than 1000V; s3, leading out enameled wire ends of the primary winding and the secondary winding, and leading out the enameled wire ends to be connected with mounting pins on the framework through wire grooves, wherein the primary winding and the secondary winding are finished by one-time winding of an enameled wire, and the enameled wire ends led out by the secondary winding and the primary winding are connected with the mounting pins by adopting a spot welding process or a winding fixing mode; and S4, after the winding is finished, wrapping and insulating the winding through an insulating tape.
The method is characterized in that the enameled wire is wound in sections through a framework, each section is isolated by insulating plastic, each section is provided with a small gap for the winding enameled wire to stride over, the same winding pressure difference between each section is smaller than 1000V, the winding enameled bag is ensured not to have flashover short circuit, meanwhile, the winding is completed at one time, time consumption caused by adding insulating materials on each layer like multilayer flat winding is avoided, the average daily yield of the original person is only 50 before the method is not adopted, and the average daily yield of the person is 600 after the method is adopted. And the early failure rate of the transformer is reduced to be within 0.002% from 0.1-0.2%.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. A winding method for a boosting electronic transformer is characterized in that: the transformer winding method comprises the following steps:
s1, winding the enameled wire on the framework to form a primary winding and a secondary winding;
s2, winding the enameled wire on the framework in a sectional mode, and insulating and blocking each section through insulating plastic;
s3, leading-out enameled wire ends for winding the primary winding and the secondary winding, and leading out the enameled wire ends to be connected with mounting pins on the framework through wire grooves;
and S4, after the winding is finished, wrapping and insulating the winding through an insulating tape.
2. A winding method for a boost electronic transformer according to claim 1, characterized in that: the same winding pressure difference between each section is less than 1000V.
3. A winding method for a boost electronic transformer according to claim 1, characterized in that: and connecting the wire ends of the enameled wires led out from the secondary winding and the secondary winding with the mounting pins by adopting a spot welding process or a winding and fixing mode.
4. A winding method for a boost electronic transformer according to claim 1, characterized in that: the enameled wire is made of an enameled copper wire and consists of a conductor copper and an insulating varnish envelope.
5. A winding method for a boost electronic transformer according to claim 1, characterized in that: the primary winding and the secondary winding are completed by one-time winding of enameled wires.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011117034.0A CN112259361A (en) | 2020-10-19 | 2020-10-19 | Winding method for boosting electronic transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011117034.0A CN112259361A (en) | 2020-10-19 | 2020-10-19 | Winding method for boosting electronic transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112259361A true CN112259361A (en) | 2021-01-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011117034.0A Pending CN112259361A (en) | 2020-10-19 | 2020-10-19 | Winding method for boosting electronic transformer |
Country Status (1)
| Country | Link |
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| CN (1) | CN112259361A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113096946A (en) * | 2021-04-02 | 2021-07-09 | 陈丽芳 | Winding insulation method of low-frequency transformer structure |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201622903U (en) * | 2009-11-27 | 2010-11-03 | 厦门赛特勒磁电有限公司 | Novel multi-groove flyback high frequency transformer |
| CN202275702U (en) * | 2011-09-24 | 2012-06-13 | 广东朝野科技有限公司 | Slot winding type switching transformer |
| JP2014049681A (en) * | 2012-09-03 | 2014-03-17 | Fdk Corp | 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 |
| CN205621577U (en) * | 2016-03-16 | 2016-10-05 | 衢州迪升工业设计有限公司 | High -pressure coil skeleton of tandem compound |
| CN107068339A (en) * | 2017-03-16 | 2017-08-18 | 深圳市华云图科技有限公司 | The multistage isolated boost transformer of encapsulation |
-
2020
- 2020-10-19 CN CN202011117034.0A patent/CN112259361A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201622903U (en) * | 2009-11-27 | 2010-11-03 | 厦门赛特勒磁电有限公司 | Novel multi-groove flyback high frequency transformer |
| CN202275702U (en) * | 2011-09-24 | 2012-06-13 | 广东朝野科技有限公司 | Slot winding type switching transformer |
| JP2014049681A (en) * | 2012-09-03 | 2014-03-17 | Fdk Corp | 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 |
| CN205621577U (en) * | 2016-03-16 | 2016-10-05 | 衢州迪升工业设计有限公司 | High -pressure coil skeleton of tandem compound |
| CN107068339A (en) * | 2017-03-16 | 2017-08-18 | 深圳市华云图科技有限公司 | The multistage isolated boost transformer of encapsulation |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113096946A (en) * | 2021-04-02 | 2021-07-09 | 陈丽芳 | Winding insulation method of low-frequency transformer structure |
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Application publication date: 20210122 |
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| RJ01 | Rejection of invention patent application after publication |