CN113096946A - Winding insulation method of low-frequency transformer structure - Google Patents
Winding insulation method of low-frequency transformer structure Download PDFInfo
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- CN113096946A CN113096946A CN202110363849.5A CN202110363849A CN113096946A CN 113096946 A CN113096946 A CN 113096946A CN 202110363849 A CN202110363849 A CN 202110363849A CN 113096946 A CN113096946 A CN 113096946A
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- frequency transformer
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- 238000004804 winding Methods 0.000 title claims abstract description 78
- 238000000034 method Methods 0.000 title claims abstract description 30
- 238000009413 insulation Methods 0.000 title claims abstract description 21
- 239000002184 metal Substances 0.000 claims abstract description 66
- 229910052751 metal Inorganic materials 0.000 claims abstract description 66
- 238000003466 welding Methods 0.000 claims abstract description 9
- 230000008569 process Effects 0.000 claims abstract description 8
- FGUUSXIOTUKUDN-IBGZPJMESA-N C1(=CC=CC=C1)N1C2=C(NC([C@H](C1)NC=1OC(=NN=1)C1=CC=CC=C1)=O)C=CC=C2 Chemical compound C1(=CC=CC=C1)N1C2=C(NC([C@H](C1)NC=1OC(=NN=1)C1=CC=CC=C1)=O)C=CC=C2 FGUUSXIOTUKUDN-IBGZPJMESA-N 0.000 claims description 5
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 2
- 230000005674 electromagnetic induction Effects 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 230000001131 transforming effect Effects 0.000 description 1
- 238000010618 wire wrap Methods 0.000 description 1
Images
Classifications
-
- 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
-
- 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
- H01F41/005—Impregnating or encapsulating
-
- 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
-
- 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
- H01F41/10—Connecting leads to windings
-
- 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
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Coils Of Transformers For General Uses (AREA)
Abstract
The invention discloses a winding insulation method of a low-frequency transformer structure, which is characterized by comprising the following steps: inserting metal pins on a framework with two winding grooves, wherein one winding groove corresponds to the two metal pins; winding one end of the enameled wire on one metal pin, winding the enameled wire in the winding groove, and finally winding the other end of the enameled wire on the other metal pin; insulating the enameled wire wound in the winding groove; firmly welding the connector of the enameled wire on the metal pin through a welding process; connecting an external wire on the metal pin connected with the enameled wire; cover insulating cover on the skeleton, insulating cover covers the metal pin, fixes insulating cover on the skeleton, and the advantage is that processing operation is more convenient, and the enameled wire is not fragile.
Description
Technical Field
The invention relates to the field of transformers, in particular to a winding insulation method of a low-frequency transformer structure.
Background
A transformer is a device that changes an alternating voltage using the principle of electromagnetic induction, and main components are a primary coil, a secondary coil, and an iron core (magnetic core).
In electrical equipment and wireless circuits, the high-voltage power supply is often used for voltage rise and fall, impedance matching, safety isolation and the like. In a generator, an electrical potential can be induced in a coil, whether the coil is moved through a magnetic field or a magnetic field is moved through a stationary coil. In both cases, the value of the magnetic flux is constant, but the amount of the magnetic flux linked with the coil varies, which is the principle of mutual induction. A transformer is a device for transforming voltage, current and impedance by using mutual electromagnetic induction.
The existing transformer generally comprises a framework, wherein a winding slot is formed in the framework, an enameled wire is wound in the winding slot, a joint of an external wire is welded with a joint of the enameled wire, and then an insulating tape is wrapped outside the enameled wire.
Disclosure of Invention
The invention aims to provide a winding insulation method of a low-frequency transformer structure, which is convenient to process and operate and has good insulation property.
The technical scheme adopted by the invention for solving the technical problems is as follows: the winding insulation method of the low-frequency transformer structure is characterized by comprising the following steps: the method comprises the following steps:
step a, inserting metal pins on a framework with two winding grooves, wherein one winding groove corresponds to two metal pins;
step b, winding one end of the enameled wire on one metal pin, winding the enameled wire in a winding groove, and finally winding the other end of the enameled wire on the other metal pin;
step c, insulating the enameled wire wound in the winding groove;
d, firmly welding the connector of the enameled wire on the metal pin through a welding process;
e, connecting external wires on the metal pins connected with the enameled wires;
and f, covering an insulating cover on the framework, covering the metal pins by the insulating cover, and fixing the insulating cover on the framework.
The invention further prefers to do the following: the process steps of step c and step d can be interchanged.
The invention further prefers to do the following: the steps c, d and e can be interchanged.
The invention further prefers to do the following: and in the step f, the insulating cover is connected to the framework in a buckling connection mode.
The invention further prefers to do the following: in the step f, the insulating cover is provided with a containing cavity, and after the insulating cover covers the framework, each metal pin is located in the containing cavity.
The invention further prefers to do the following: and a notch for accommodating an external wire is arranged on the side wall of the insulating cover.
The invention further prefers to do the following: the framework is provided with an external wiring groove communicated with the notch, and the top end position of the external wiring groove corresponds to the position of the metal pin.
The invention further prefers to do the following: the framework is provided with a limiting part, and the insulating cover can be sheathed on the limiting part in an inosculating way and then is fixed with the framework.
The invention further prefers to do the following: and c, coating an insulating tape on the enameled wire in the winding groove.
The invention further prefers to do the following: still be equipped with the metallic channel on the inner wall of each wire winding groove, the bottom in the wire winding groove is close to the bottom surface in the wire winding groove to the bottom of wire winding groove, and the position on the top of wire winding groove is corresponding with the position of metal pin.
Compared with the prior art, the invention has the advantages that the metal pins are arranged on the framework, the joints of the enameled wires and the joints of the external wires are connected to the metal pins, then the joints of the enameled wires and the joints of the external wires are welded on the metal pins through a welding process, and finally the insulating cover is covered to protect the metal joints, so that the processing operation is more convenient, and the enameled wires are not easy to damage.
Drawings
The present invention will be described in further detail below with reference to the drawings and preferred embodiments, but those skilled in the art will appreciate that the drawings are only drawn for the purpose of illustrating the preferred embodiments and therefore should not be taken as limiting the scope of the invention. Furthermore, unless specifically stated otherwise, the drawings are merely schematic representations based on conceptual representations of elements or structures depicted and may contain exaggerated displays and are not necessarily drawn to scale.
FIG. 1 is a schematic diagram of a transformer;
FIG. 2 is an exploded view of FIG. 1;
FIG. 3 is a first schematic structural diagram of a framework;
FIG. 4 is a second schematic structural view of the skeleton;
FIG. 5 is a schematic structural view of an insulating cover;
fig. 6 is a schematic view of the enameled wire wound on the bobbin.
Detailed Description
Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. Those skilled in the art will appreciate that the description is illustrative only, and is not to be construed as limiting the scope of the invention.
It should be noted that: like reference numerals refer to like items in the following figures, and thus, once an item is defined in one figure, it may not be further defined and explained in subsequent figures.
The structure of transformer, including skeleton 1, skeleton 1 is hollow structure, is equipped with first wire winding groove 11 and second wire winding groove 12 on skeleton 1 side by side, and first wire winding groove 11 and second wire winding groove 12 are used for around establishing the enameled wire, and one side that lies in first wire winding groove 11 on skeleton 1 is equipped with the first installation department 13 that outwards buckles and extend, and one side that lies in second wire winding groove 12 on skeleton 1 is equipped with the second installation department 14 that outwards buckles and extend.
Jacks 15 are arranged on the first mounting portion 13 and the second mounting portion 14, the jacks 15 are used for inserting metal pins, the metal pins are used for winding joints of enameled wires and joints of external wires, two jacks 15 are arranged on the first mounting portion 13 and are respectively inserted into a first metal pin 21 and a second metal pin 22, and two jacks 15 are arranged on the second mounting portion 14 and are respectively inserted into a third metal pin 23 and a fourth metal pin 24.
Be equipped with first wire casing 111 on the inner wall of first wire casing 11, the bottom of first wire casing 111 is close to first wire casing 11 bottom surface, the top of first wire casing 111 is equipped with the breach, and its position is corresponding with the position of first metal pin 21, still be equipped with second wire casing 112 on the inner wall of first wire casing 11, the width of second wire casing 112 is greater than the width of first wire casing 111, the bottom of second wire casing 112 is close to first wire casing 11 bottom surface, the top of second wire casing 112 is equipped with the breach, and its position is corresponding with the position of second metal pin 22, first wire casing 111 and second wire casing 112 are used for holding the enameled wire, make the joint one end of enameled wire occupy the space of first wire casing 11.
Be equipped with third wire casing 121 on the inner wall of second wire casing 12, the bottom of third wire casing 121 is close to the bottom surface in the second wire casing 12, the top of third wire casing 121 is equipped with the breach, and its position is corresponding with the position of third metal pin 23, still be equipped with fourth wire casing 122 on the inner wall of second wire casing 12, the width of fourth wire casing 122 is greater than the width of third wire casing 121, the bottom of fourth wire casing 122 is close to the bottom surface in the second wire casing 12, the top of fourth wire casing 122 is equipped with the breach, and its position is corresponding with the position of fourth metal pin 24, third wire casing 121 and fourth wire casing 122 are used for holding the enameled wire, make the joint one end of enameled wire occupy the space of second wire casing 12.
Still be equipped with insulating lid 3 on the skeleton 1, insulating lid 3 is used for covering the metal pin, and insulating lid 3 is last to be equipped with and to hold chamber 31, and after insulating lid 3 lid was established on skeleton 1, each metal pin all was located and holds chamber 31, and insulating lid 3 can be fine covers the metal pin, prevents that it from exposing outside.
The first installation part 13 and the second installation part 14 are both provided with a limiting part 16, and the insulation cover 3 is sleeved on the limiting part 16 and just can be matched with the limiting part 16.
Be equipped with breach 32 on the lateral wall of insulating lid 3, the quantity of breach 32 is unanimous with the quantity of metal pin, and breach 32 is used for covering at insulating lid 3 and covers on skeleton 1 hand, and external connection 32 can be followed and stretched out in the breach 32.
The limiting portion 16 is provided with an external wiring groove 161, the bottom end of the external wiring groove 161 is communicated with the notch 32, the top position of the external wiring groove 161 corresponds to the position of the metal pin, the number of the external wiring groove 161 is consistent with the number of the notch 32, and after the external wiring is connected to the metal pin, the external wiring is placed in the external wiring groove 161.
Be equipped with buckle 33 on the insulating cover 3, all seted up draw-in groove 17 on first installation department 13 and the second installation department 14, insulating cover 3 lid back on skeleton 1, the connected mode that goes into draw-in groove 17 through buckle 33 card makes insulating cover 3 fixed connection on skeleton 1.
The winding insulation method of the low-frequency transformer structure comprises the following steps:
step a, inserting metal pins on a framework 1 with a first winding groove 11 and a second winding groove 12, wherein one side of the first winding groove 11 is provided with a first metal pin 21 and a second metal pin 22, one side of the second winding groove 12 is provided with a third metal pin 23 and a fourth metal pin 24, the first metal pin 21 and the second metal pin 22 are positioned on a first mounting part 13, and the third metal pin 23 and the fourth metal pin 24 are positioned on a second mounting part 14;
step b, winding one end of an enameled wire on the first metal pin 21, drawing the enameled wire into the first winding groove 11 along the first wire groove 111, then winding the enameled wire into the first winding groove 11, finally winding the other end of the enameled wire onto the second metal pin 22 along the second wire groove 112, similarly, selecting an enameled wire of another specification, winding one end of the enameled wire onto the third metal pin 23, drawing the enameled wire into the second winding groove 12 along the third wire groove 121, then winding the enameled wire into the second winding groove 12, and finally winding the other end of the enameled wire onto the fourth metal pin 24 along the fourth wire groove 122;
step c, insulating the enameled wires wound in the first winding groove 11 and the second winding groove 12, and coating a plurality of layers of insulating tapes on the outer rings of the enameled wires;
d, firmly welding the connector of the enameled wire on the metal pin through a welding process;
e, connecting external wires on the metal pins connected with the enameled wires;
step f, cover insulating cover 3 on skeleton 1, insulating cover 3 covers the metal pin, fixes insulating cover 3 on skeleton 1, when covering insulating cover 3, with the external connection inferior income external connection groove 16 in, then make the external connection stretch out from breach 32, make insulating cover 3 can with the better cooperation of skeleton 1.
In the step of winding the enameled wire, the processes in the steps c and d can be exchanged, and an external wire can be connected first, and then the enameled wire is subjected to insulation treatment.
And c, exchanging the processes of the step d and the step e, connecting an external wire, connecting the external wire and the enameled wire to the metal pins, and then insulating the enameled wire in the wire winding groove.
The joint of external connection can be welded on the metal pin through welded technology, also can establish on the metal pin through the mode of cup jointing or wire wrapping, and the dismouting is more convenient.
In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "back", "inner", "outer", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings or orientations or positional relationships conventionally arranged when products of the present invention are used, and are used for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
The winding insulation method of the low-frequency transformer structure provided by the invention is described in detail, the principle and the implementation mode of the invention are explained by applying specific examples, and the description of the examples is only used for helping understanding the invention and the core idea. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.
Claims (10)
1. The winding insulation method of the low-frequency transformer structure is characterized by comprising the following steps: the method comprises the following steps:
step a, inserting metal pins on a framework with two winding grooves, wherein one winding groove corresponds to two metal pins;
step b, winding one end of the enameled wire on one metal pin, winding the enameled wire in a winding groove, and finally winding the other end of the enameled wire on the other metal pin;
step c, insulating the enameled wire wound in the winding groove;
d, firmly welding the connector of the enameled wire on the metal pin through a welding process;
e, connecting external wires on the metal pins connected with the enameled wires;
and f, covering an insulating cover on the framework, covering the metal pins by the insulating cover, and fixing the insulating cover on the framework.
2. The method for wire-winding insulation of a low-frequency transformer structure according to claim 1, characterized in that: the process steps of step c and step d can be interchanged.
3. The method for wire-winding insulation of a low-frequency transformer structure according to claim 1, characterized in that: the steps c, d and e can be interchanged.
4. The method for wire-winding insulation of a low-frequency transformer structure according to claim 1, characterized in that: and in the step f, the insulating cover is connected to the framework in a buckling connection mode.
5. The method for wire-winding insulation of a low-frequency transformer structure according to claim 1, characterized in that: in the step f, the insulating cover is provided with a containing cavity, and after the insulating cover covers the framework, each metal pin is located in the containing cavity.
6. The method for wire-winding insulation of a low-frequency transformer structure according to claim 1, characterized in that: and a notch for accommodating an external wire is arranged on the side wall of the insulating cover.
7. The method for wire-winding insulation of a low-frequency transformer structure according to claim 6, wherein: the framework is provided with an external wiring groove communicated with the notch, and the top end position of the external wiring groove corresponds to the position of the metal pin.
8. The method for wire-winding insulation of a low-frequency transformer structure according to claim 1, characterized in that: the framework is provided with a limiting part, and the insulating cover can be sheathed on the limiting part in an inosculating way and then is fixed with the framework.
9. The method for wire-winding insulation of a low-frequency transformer structure according to claim 1, characterized in that: and c, coating an insulating tape on the enameled wire in the winding groove.
10. The method for wire-winding insulation of a low-frequency transformer structure according to claim 1, characterized in that: still be equipped with the metallic channel on the inner wall of each wire winding groove, the bottom in the wire winding groove is close to the bottom surface in the wire winding groove to the bottom of wire winding groove, and the position on the top of wire winding groove is corresponding with the position of metal pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110363849.5A CN113096946A (en) | 2021-04-02 | 2021-04-02 | Winding insulation method of low-frequency transformer structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110363849.5A CN113096946A (en) | 2021-04-02 | 2021-04-02 | Winding insulation method of low-frequency transformer structure |
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| Publication Number | Publication Date |
|---|---|
| CN113096946A true CN113096946A (en) | 2021-07-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110363849.5A Pending CN113096946A (en) | 2021-04-02 | 2021-04-02 | Winding insulation method of low-frequency transformer structure |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11337582A (en) * | 1998-05-25 | 1999-12-10 | Mitsubishi Electric Corp | Voltage electromagnet of induction type measuring instrument |
| CN2369332Y (en) * | 1999-04-23 | 2000-03-15 | 黄明世 | Isolating cover for transformer |
| CN101834049A (en) * | 2010-04-27 | 2010-09-15 | 东莞国亮电机有限公司 | Enameled aluminum wire winding and preparation method thereof |
| CN209747268U (en) * | 2019-06-26 | 2019-12-06 | 慈溪市康博电器有限公司 | Coil lead wire connection structure |
| CN111668001A (en) * | 2020-06-08 | 2020-09-15 | 无锡新畅电子有限公司 | Safe contact pin transformer winding framework and winding method thereof |
| CN112038071A (en) * | 2020-08-11 | 2020-12-04 | 无锡新畅电子有限公司 | High-frequency transformer framework structure and winding method thereof |
| CN112259361A (en) * | 2020-10-19 | 2021-01-22 | 无锡汇普电子有限公司 | Winding method for boosting electronic transformer |
-
2021
- 2021-04-02 CN CN202110363849.5A patent/CN113096946A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11337582A (en) * | 1998-05-25 | 1999-12-10 | Mitsubishi Electric Corp | Voltage electromagnet of induction type measuring instrument |
| CN2369332Y (en) * | 1999-04-23 | 2000-03-15 | 黄明世 | Isolating cover for transformer |
| CN101834049A (en) * | 2010-04-27 | 2010-09-15 | 东莞国亮电机有限公司 | Enameled aluminum wire winding and preparation method thereof |
| CN209747268U (en) * | 2019-06-26 | 2019-12-06 | 慈溪市康博电器有限公司 | Coil lead wire connection structure |
| CN111668001A (en) * | 2020-06-08 | 2020-09-15 | 无锡新畅电子有限公司 | Safe contact pin transformer winding framework and winding method thereof |
| CN112038071A (en) * | 2020-08-11 | 2020-12-04 | 无锡新畅电子有限公司 | High-frequency transformer framework structure and winding method thereof |
| CN112259361A (en) * | 2020-10-19 | 2021-01-22 | 无锡汇普电子有限公司 | Winding method for boosting electronic transformer |
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Application publication date: 20210709 |
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