CN110164667B - Dry-type transformer convenient to heat dissipation - Google Patents
Dry-type transformer convenient to heat dissipation Download PDFInfo
- Publication number
- CN110164667B CN110164667B CN201910434716.5A CN201910434716A CN110164667B CN 110164667 B CN110164667 B CN 110164667B CN 201910434716 A CN201910434716 A CN 201910434716A CN 110164667 B CN110164667 B CN 110164667B
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- Prior art keywords
- radiating
- insulating layer
- transformer
- voltage coil
- heat dissipation
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/02—Casings
- H01F27/025—Constructional details relating to cooling
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/06—Mounting, supporting or suspending transformers, reactors or choke coils not being of the signal type
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/08—Cooling; Ventilating
- H01F27/085—Cooling by ambient air
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/2876—Cooling
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/32—Insulating of coils, windings, or parts thereof
- H01F27/322—Insulating of coils, windings, or parts thereof the insulation forming channels for circulation of the fluid
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/32—Insulating of coils, windings, or parts thereof
- H01F27/324—Insulation between coil and core, between different winding sections, around the coil; Other insulation structures
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/32—Insulating of coils, windings, or parts thereof
- H01F27/324—Insulation between coil and core, between different winding sections, around the coil; Other insulation structures
- H01F27/325—Coil bobbins
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Transformer Cooling (AREA)
- Coils Or Transformers For Communication (AREA)
Abstract
The invention discloses a dry-type transformer convenient for heat dissipation, which comprises an installation base, wherein the top of the installation base is provided with three transformer bodies which are mutually connected in series, the tops of the three transformer bodies are provided with installation top plates, each transformer body comprises a shell, an iron core made of high-permeability silicon steel sheets is arranged in the center of the inside of the shell, an insulating layer a is coated outside the iron core, a low-voltage coil is arranged outside the insulating layer a through a heat dissipation fin a, an inner cylinder is sleeved outside the low-voltage coil, an insulating layer b is coated on the outer surface of the inner cylinder, and a high-voltage coil is arranged outside the; the low-voltage coil and the high-voltage coil are respectively arranged on the insulating layer a and the insulating layer b through the radiating fins a and the radiating fins b, so that the radiating efficiency of the transformer is improved, meanwhile, the radiating fan is arranged on the cylindrical shell, the air flow is accelerated, the air is diffused out of the shell through the radiating holes, the purpose of accelerating the radiating is achieved, and the service life of the transformer is prolonged.
Description
Technical Field
The invention relates to a dry-type transformer convenient for heat dissipation, and belongs to the technical field of transformer equipment.
Background
The dry type transformer is a transformer in which an iron core and a coil are not immersed in insulating oil, and in recent years, the dry type transformer has characteristics of low noise, easy installation, low loss and safe operation, and is widely used in different places, and the current dry type transformer has a short service life due to poor heat dissipation effect. Therefore, a dry-type transformer convenient for heat dissipation is provided.
Disclosure of Invention
The invention mainly aims to provide a dry-type transformer convenient for heat dissipation, wherein a low-voltage coil and a high-voltage coil are respectively arranged on an insulating layer a and an insulating layer b through heat dissipation fins a and b, so that the heat dissipation efficiency is improved, the service life is prolonged, and the problems in the background art can be effectively solved.
In order to achieve the purpose, the invention adopts the technical scheme that:
the utility model provides a dry-type transformer convenient to heat dissipation, includes the installation base, the top of installation base is equipped with the transformer body of three series connection of each other, and is three the top of transformer body is equipped with the installation roof, and the transformer body includes the casing, the inside of casing is located center department and is equipped with the iron core of being made by high magnetic conduction silicon steel sheet, the iron core coats outward and has insulating layer an, low-voltage coil is installed through radiating fin a outward to insulating layer an, the low-voltage coil overcoat is equipped with the inner tube, the outer surface coating of inner tube has insulating layer b, insulating layer b installs high-voltage coil through radiating fin b outward.
Furthermore, the mounting base comprises two symmetrically arranged inverted U-shaped mounting bars, the tops of the mounting bars are provided with bottom plates through screws, and the center of each bottom plate is provided with a mounting seat connected with the iron core.
Furthermore, a plurality of threaded holes are formed in two sides of the n-shaped mounting strip.
Furthermore, the installation roof includes the plate body, it is fixed with the casing through the screw to lie in the center on the plate body, and the both sides that lie in the screw on the plate body are seted up threaded hole.
Further, the casing includes the cylindricality casing, the top threaded connection of cylindricality casing has hemispherical top cap, a plurality of louvres have been seted up on the top cap, one of them the lateral wall of cylindricality casing is equipped with the input, and another the lateral wall of cylindricality casing is equipped with the output.
Furthermore, the radiating fins a comprise a plurality of annular radiating fins fixed on the insulating layer, and the low-voltage coils are wound among the annular radiating fins at intervals.
Further, radiating fin b includes a plurality of heat dissipation strips that are fixed in on insulating layer b, a plurality of joint grooves have been seted up on the heat dissipation strip.
Further, a heat radiation fan is installed on the cylindrical shell, and a protective cover fixed on the cylindrical shell is arranged outside the heat radiation fan.
The low-voltage coil and the high-voltage coil are respectively arranged on the insulating layer a and the insulating layer b through the radiating fins a and the radiating fins b, so that the radiating efficiency of the transformer is improved, meanwhile, the radiating fan is arranged on the cylindrical shell, the air flow is accelerated, the air is diffused out of the shell through the radiating holes, the purpose of accelerating the radiating is achieved, and the service life of the transformer is prolonged.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the internal structure of the present invention;
FIG. 3 is a schematic structural diagram of an iron core and a low-voltage coil according to the present invention;
fig. 4 is a schematic structural diagram of a heat dissipation fan according to the present invention.
In the figure: 1. an inverted U-shaped mounting bar; 2. an output end; 3. a cylindrical housing; 4. a top cover; 5. a screw; 6. a plate body; 7. a threaded hole; 8. a protective cover; 9. heat dissipation holes; 10. a base plate; 11. an input end; 12. a heat dissipating strip; 13. an iron core; 14. an insulating layer a; 15. an annular heat sink; 16. an insulating layer b; 17. a clamping groove; 18. a high-voltage coil; 19. an inner barrel; 20. a low-voltage coil; 21. a mounting seat; 22. a heat dissipation fan.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1 to 4, this embodiment provides a dry-type transformer convenient to heat dissipation, including the installation base, the top of installation base is equipped with the three transformer body that establishes ties mutually, and is three the top of transformer body is equipped with the installation roof, and the transformer body includes the casing, the inside of casing is located center department and is equipped with the iron core of being made by high magnetic conduction silicon steel sheet, the iron core coats outward and has coated insulating layer an, low voltage coil is installed through radiating fin a outward to insulating layer an, the low voltage coil overcoat is equipped with the inner tube, the outer surface coating of inner tube has insulating layer b, high voltage coil is installed through radiating fin b outward to insulating layer b.
Furthermore, the mounting base comprises two symmetrically arranged inverted U-shaped mounting bars, the tops of the mounting bars are provided with bottom plates through screws, and the center of each bottom plate is provided with a mounting seat connected with the iron core.
Furthermore, a plurality of threaded holes are formed in two sides of the n-shaped mounting strip.
Furthermore, the installation roof includes the plate body, it is fixed with the casing through the screw to lie in the center on the plate body, and the both sides that lie in the screw on the plate body are seted up threaded hole.
Further, the casing includes the cylindricality casing, the top threaded connection of cylindricality casing has hemispherical top cap, a plurality of louvres have been seted up on the top cap, one of them the lateral wall of cylindricality casing is equipped with the input, and another the lateral wall of cylindricality casing is equipped with the output.
Furthermore, the radiating fins a comprise a plurality of annular radiating fins fixed on the insulating layer, and the low-voltage coils are wound among the annular radiating fins at intervals.
Further, radiating fin b includes a plurality of heat dissipation strips that are fixed in on insulating layer b, a plurality of joint grooves have been seted up on the heat dissipation strip.
Further, a heat radiation fan is installed on the cylindrical shell, and a protective cover fixed on the cylindrical shell is arranged outside the heat radiation fan.
The low-voltage coil and the high-voltage coil are respectively installed on the insulating layer a and the insulating layer b through the radiating fins a and the radiating fins b, radiating efficiency of the transformer is improved, meanwhile, the radiating fan is installed on the cylindrical shell, air flowing is accelerated, air is made to be diffused out of the shell through the radiating holes, the purpose of accelerating heat dissipation is achieved, and service life of the transformer is prolonged.
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, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed.
Claims (4)
1. The utility model provides a dry-type transformer convenient to heat dissipation, includes the installation base, its characterized in that: the transformer comprises a mounting base, wherein three transformer bodies which are connected in series are arranged at the top of the mounting base, mounting top plates are arranged at the tops of the three transformer bodies, each transformer body comprises a shell, an iron core made of high-permeability silicon steel sheets is arranged in the center of the inside of each shell, an insulating layer a is coated outside the iron core, a low-voltage coil is mounted outside the insulating layer a through a radiating fin a, an inner tube is sleeved outside the low-voltage coil, an insulating layer b is coated on the outer surface of the inner tube, a high-voltage coil is mounted outside the insulating layer b through a radiating fin b, the shell comprises a cylindrical shell, a hemispherical top cover is in threaded connection with the top of the cylindrical shell, a plurality of radiating holes are formed in the top cover, the side wall of one cylindrical shell is provided with an input end, the side wall of the, the low-voltage coil is wound between the annular radiating fins at intervals, the radiating fins b comprise a plurality of radiating strips fixed on the insulating layer b, a plurality of clamping grooves are formed in the radiating strips, a radiating fan is installed on the cylindrical shell, and a protective cover fixed on the cylindrical shell is arranged outside the radiating fan.
2. A dry-type transformer for facilitating heat dissipation as set forth in claim 1, wherein: the installation base comprises two inverted U-shaped installation strips which are symmetrically arranged, the tops of the installation strips are provided with bottom plates through screws, and installation seats connected with the iron cores are arranged at the centers of the bottom plates.
3. A dry-type transformer for facilitating heat dissipation as set forth in claim 2, wherein: the two sides of the reverse-U-shaped mounting bar are provided with a plurality of threaded holes.
4. A dry-type transformer for facilitating heat dissipation as set forth in claim 1, wherein: the mounting top plate comprises a plate body, the plate body is located at the center and fixed with the shell through a screw, and threaded holes are formed in the two sides of the plate body, which are located on the screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910434716.5A CN110164667B (en) | 2019-05-23 | 2019-05-23 | Dry-type transformer convenient to heat dissipation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910434716.5A CN110164667B (en) | 2019-05-23 | 2019-05-23 | Dry-type transformer convenient to heat dissipation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110164667A CN110164667A (en) | 2019-08-23 |
| CN110164667B true CN110164667B (en) | 2021-07-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910434716.5A Active CN110164667B (en) | 2019-05-23 | 2019-05-23 | Dry-type transformer convenient to heat dissipation |
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| CN (1) | CN110164667B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113539626A (en) * | 2021-05-25 | 2021-10-22 | 国网河北省电力有限公司新河县供电分公司 | Heat dissipation protection casing for transformer |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204315332U (en) * | 2014-10-31 | 2015-05-06 | 江苏亚威变压器有限公司 | A kind of novel dry-type transformer |
| CN106710828A (en) * | 2017-01-06 | 2017-05-24 | 江苏源通电气有限公司 | Resin insulation dry type transformer with three-dimensional reel iron core |
| CN207425570U (en) * | 2017-10-23 | 2018-05-29 | 万家通用智能电气有限公司 | A kind of Cast Resin Dry-Type Transformer |
| CN207559326U (en) * | 2017-12-26 | 2018-06-29 | 浙江东宇电气股份有限公司 | A kind of dustproof power distribution cabinet of installing plate easy disassembly |
| CN207852455U (en) * | 2018-02-12 | 2018-09-11 | 东莞市秦川电力设备有限公司 | A kind of dry-type power transformer |
| CN207966707U (en) * | 2018-03-19 | 2018-10-12 | 南京大全变压器有限公司 | A kind of resin-insulated dry power transformer high-voltage coil and low-voltage coil |
-
2019
- 2019-05-23 CN CN201910434716.5A patent/CN110164667B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204315332U (en) * | 2014-10-31 | 2015-05-06 | 江苏亚威变压器有限公司 | A kind of novel dry-type transformer |
| CN106710828A (en) * | 2017-01-06 | 2017-05-24 | 江苏源通电气有限公司 | Resin insulation dry type transformer with three-dimensional reel iron core |
| CN106710828B (en) * | 2017-01-06 | 2018-08-17 | 江苏源通电气有限公司 | A kind of three-dimensional winding iron core resin insulating dry type transformer |
| CN207425570U (en) * | 2017-10-23 | 2018-05-29 | 万家通用智能电气有限公司 | A kind of Cast Resin Dry-Type Transformer |
| CN207559326U (en) * | 2017-12-26 | 2018-06-29 | 浙江东宇电气股份有限公司 | A kind of dustproof power distribution cabinet of installing plate easy disassembly |
| CN207852455U (en) * | 2018-02-12 | 2018-09-11 | 东莞市秦川电力设备有限公司 | A kind of dry-type power transformer |
| CN207966707U (en) * | 2018-03-19 | 2018-10-12 | 南京大全变压器有限公司 | A kind of resin-insulated dry power transformer high-voltage coil and low-voltage coil |
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| CN110164667A (en) | 2019-08-23 |
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