CN213150531U - High-efficiency high-power transformer - Google Patents
High-efficiency high-power transformer Download PDFInfo
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- CN213150531U CN213150531U CN202022396332.XU CN202022396332U CN213150531U CN 213150531 U CN213150531 U CN 213150531U CN 202022396332 U CN202022396332 U CN 202022396332U CN 213150531 U CN213150531 U CN 213150531U
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- magnetic core
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- air gap
- center pillar
- power transformer
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Abstract
The utility model discloses a high-effect high-power type transformer, include: a magnetic core assembly, at least two windings wound on the magnetic core assembly; a magnetic core center pillar is arranged in the magnetic core assembly, and the winding is sleeved on the magnetic core center pillar; an air gap is arranged on the magnetic core center pillar, and the winding is arranged on one side of the air gap. The utility model discloses a set up the winding in one side of air gap, the position of air gap on the magnetic core center pillar is not wound to avoid the air gap, thereby prevent to form the vortex and produce the loss and generate heat, effectively guarantee the quality of product, thereby improve reliability and the practicality of product; the winding adopts the encapsulation of no skeleton for there is certain clearance between copper line in the winding and the magnetic core center pillar, has in order to do benefit to the copper line heat dissipation of inlayer.
Description
Technical Field
The utility model relates to a transformer field especially relates to a high-effect high-power type transformer.
Background
Referring to fig. 1-2, in the prior art, in order to adjust the inductance of a product, a center pillar of a magnetic core is usually polished to form an air gap to adjust the inductance of the product, however, a retaining wall is required to isolate the air gap at upper and lower positions of a winding region between different windings, so that a wire is prevented from the winding region, and a bushing is required to be added for an incoming wire and an outgoing wire to perform insulation treatment, which causes inconvenience in production and processing and a problem of high manufacturing cost; open the air gap in the magnetic core center pillar simultaneously, form the vortex easily and produce the loss and generate heat, lead to the wire rod to generate heat, insulating inefficacy finally leads to the problem that the product became invalid, reduces the reliability and the practicality of product.
Accordingly, the prior art is deficient and needs improvement.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art, and provides a high-efficiency high-power transformer, which solves the problems of inconvenient production and processing and higher manufacturing cost in the prior art; simultaneously, the problems that the wire rod generates heat and the product fails due to the fact that the center pillar is provided with an air gap and eddy current is easily formed to generate loss and heat are solved.
The technical scheme of the utility model as follows: a high efficiency high power transformer comprising: a magnetic core assembly, at least two windings wound on the magnetic core assembly; a magnetic core center pillar is arranged in the magnetic core assembly, and the winding is sleeved on the magnetic core center pillar; an air gap is arranged on the magnetic core center pillar, and the winding is arranged on one side of the air gap. Can set up a plurality of air gap on the magnetic core center pillar, set up two windings at least, and all be provided with an air gap between arbitrary two windings, set up the winding in one side of air gap, the position of air gap does not wind in the magnetic core center pillar to avoid the air gap, thereby prevent to form the vortex and produce the loss and generate heat, effectively guarantee the quality of product, thereby improve the reliability and the practicality of product.
Further, the high-efficiency high-power transformer further includes: the magnetic core assembly is fixed on the bottom plate.
Furthermore, the winding is wrapped by an insulating layer, and the wire of the winding is wrapped by a silk thread. The insulating layer is coated outside the winding, so that the temperature grade of a copper wire in the winding can be improved, the insulating treatment is carried out through the insulating layer, the insulating mode that a sleeve is added on an incoming wire and an outgoing wire and retaining walls are added among different winding wires in the traditional production is replaced, the product volume can be effectively reduced, the production and assembly process is simplified, and the production cost is reduced.
Further, the magnetic core assembly is three magnetic cores arranged in parallel. The three magnetic cores are arranged in parallel, so that the production and the processing are convenient.
Further, the magnetic core is an iron-silicon magnetic core or a ferrite magnetic core. The three magnetic cores can be made of the same material, and can also be made of different materials to be alternately arranged.
Further, two windings are arranged on the magnetic core assembly, and the air gap is arranged between the two windings.
Further, the insulating layer is an adhesive tape, preferably a scotch tape. The insulating layer adopts the adhesive tape, so that the cost is low and the insulating effect is good.
Furthermore, a first through hole and a second through hole are respectively arranged on the bottom plate; the wiring of the input end of the winding passes through the first through hole, and the wiring of the output end passes through the second through hole.
Further, a gap is arranged between the magnetic core center pillar and the innermost wire of the winding. The winding adopts the encapsulation of no skeleton for there is certain clearance between copper line in the winding and the magnetic core center pillar, has in order to do benefit to the copper line heat dissipation of inlayer.
With the above technical scheme, the utility model provides a high-effect high-power type transformer has following beneficial effect:
1. the winding avoids air gaps, so that loss and heating caused by eddy current are prevented, and the product is high in quality and high in reliability and practicability;
2. the winding is packaged without a framework, so that a certain gap is formed between a copper wire in the winding and the magnetic core, and the heat dissipation effect of the inner layer copper wire is good;
3. the insulating layer is used for insulating treatment, an insulating mode that a sleeve is added on an incoming line and an outgoing line and a retaining wall is added between different winding lines in the traditional production is replaced, the product volume can be effectively reduced, the production and assembly process is simplified, and the production cost is reduced.
Drawings
FIG. 1 is a schematic diagram of a core leg structure in a prior art core;
FIG. 2 is a schematic diagram of a transformer in the prior art;
FIG. 3 is a schematic structural view of the present invention;
fig. 4 is a schematic structural view of another aspect of the present invention;
fig. 5 is an exploded view of the present invention.
Wherein: the magnetic core comprises a magnetic core assembly 1, a winding 2, a magnetic core center pillar 3, an air gap 4, a bottom plate 5, a first through hole 6, a second through hole 7, a magnetic core 8, a retaining wall 9 and a sleeve 10.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.
Referring to fig. 3-5, the present invention provides a high-performance high-power transformer, which includes: the magnetic core component 1 is wound on two windings 2 on the magnetic core component 1; a magnetic core center pillar 3 is arranged in the magnetic core assembly 1, and the winding 2 is sleeved on the magnetic core center pillar 3; an air gap 4 is arranged on the magnetic core center pillar 3, and the winding 2 is arranged on one side of the air gap 4. The air gap 4 is arranged between the two windings 2. Specifically, in the present embodiment, the magnetic core assembly 1 is three magnetic cores 8 arranged in parallel; the magnetic core 8 is an iron-silicon magnetic core 8. The three magnetic cores 8 are arranged in parallel, so that the production and the processing are convenient. Can set up a plurality of air gap 4 on magnetic core center pillar 3, set up two windings 2 at least, and all be provided with an air gap 4 between arbitrary two windings 2, set up winding 2 in one side of air gap 4, the position of air gap 4 does not wind on the magnetic core center pillar 3 to air gap 4 has been avoided, thereby prevent to form the vortex and produce the loss and generate heat, effectively guarantee the quality of product, thereby improve the reliability and the practicality of product.
Referring to fig. 4-5, the high-performance high-power transformer further includes: and the bottom plate 5 is fixed on the magnetic core assembly 1. The bottom plate 5 is provided with a first through hole 6 and a second through hole 7 respectively; the connection of the input end of the winding 2 passes through the first through hole 6, and the connection of the output end passes through the second through hole 7.
Specifically, in the present embodiment, the winding 2 is coated with an insulating layer, and the wire of the winding 2 is a filament-covered wire. And a gap is arranged between the magnetic core center pillar and the innermost wire of the winding. Specifically, in this embodiment, the insulating layer is a transparent adhesive tape. The insulating layer adopts transparent adhesive tape, and is with low costs, insulating effectual. The insulating layer is coated outside the winding 2, so that the temperature grade of a copper wire in the winding 2 can be improved, the insulating treatment is carried out through the insulating layer, the insulating mode that the sleeve 10 is added on an incoming wire and an outgoing wire and the retaining wall 9 is added between different winding wires in the traditional production is replaced, the product volume can be effectively reduced, the production and assembly process is simplified, and the production cost is reduced; on the other hand, winding 2 adopts the encapsulation of no skeleton for there is certain clearance between copper line in winding 2 and the magnetic core center pillar 3, has so that to do benefit to the copper line heat dissipation of inlayer.
To sum up, the utility model provides a high-effect high-power type transformer has following beneficial effect:
1. the winding avoids air gaps, so that loss and heating caused by eddy current are prevented, and the product is high in quality and high in reliability and practicability;
2. the winding is packaged without a framework, so that a certain gap is formed between a copper wire in the winding and the magnetic core, and the heat dissipation effect of the inner layer copper wire is good;
3. the insulating layer is used for insulating treatment, an insulating mode that a sleeve is added on an incoming line and an outgoing line and a retaining wall is added between different winding lines in the traditional production is replaced, the product volume can be effectively reduced, the production and assembly process is simplified, and the production cost is reduced.
The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (9)
1. A high efficiency high power transformer, comprising: a magnetic core assembly, at least two windings wound on the magnetic core assembly; a magnetic core center pillar is arranged in the magnetic core assembly, and the winding is sleeved on the magnetic core center pillar; an air gap is arranged on the magnetic core center pillar, and the winding is arranged on one side of the air gap.
2. The high efficiency high power transformer according to claim 1, further comprising: the magnetic core assembly is fixed on the bottom plate.
3. The high efficiency high power transformer according to claim 1, wherein the winding is surrounded by an insulation layer, and the wires of the winding are wrapped with a filament.
4. The high efficiency high power transformer according to claim 1, wherein the core assembly comprises three parallel cores.
5. The high efficiency high power transformer according to claim 4, wherein the core is a ferrite core or a ferro-silicon core.
6. The high efficiency high power transformer according to claim 1, wherein two windings are disposed on the core assembly, and the air gap is disposed between the two windings.
7. The high efficiency high power transformer of claim 3, wherein the insulating layer is an adhesive tape.
8. The high-efficiency high-power transformer according to claim 2, wherein the bottom plate is provided with a first through hole and a second through hole; the wiring of the input end of the winding passes through the first through hole, and the wiring of the output end passes through the second through hole.
9. The high efficiency high power transformer according to claim 1, wherein a gap is provided between the center leg of the core and the innermost wire of the winding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022396332.XU CN213150531U (en) | 2020-10-23 | 2020-10-23 | High-efficiency high-power transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022396332.XU CN213150531U (en) | 2020-10-23 | 2020-10-23 | High-efficiency high-power transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213150531U true CN213150531U (en) | 2021-05-07 |
Family
ID=75722491
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022396332.XU Active CN213150531U (en) | 2020-10-23 | 2020-10-23 | High-efficiency high-power transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213150531U (en) |
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2020
- 2020-10-23 CN CN202022396332.XU patent/CN213150531U/en active Active
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