CN208622563U - A kind of high frequency transformer of excellent heat radiation performance - Google Patents
A kind of high frequency transformer of excellent heat radiation performance Download PDFInfo
- Publication number
- CN208622563U CN208622563U CN201821426655.5U CN201821426655U CN208622563U CN 208622563 U CN208622563 U CN 208622563U CN 201821426655 U CN201821426655 U CN 201821426655U CN 208622563 U CN208622563 U CN 208622563U
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- China
- Prior art keywords
- ceramic substrate
- scale copper
- secondary scale
- primary coil
- high frequency
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Abstract
The utility model discloses a kind of high frequency transformers of excellent heat radiation performance, including magnetic core, primary coil, secondary scale copper and ceramic substrate, primary coil, secondary scale copper and ceramic substrate are wrapped in inside the magnetic core, member in tight connection between the magnetic core, primary coil, secondary scale copper and ceramic substrate, left and right ends are provided with primary coil inside the magnetic core, and the primary coil two sides are arranged at intervals with secondary scale copper and ceramic substrate.Close gapless connection between the utility model component, the heat that secondary copper foil generates can be transmitted on ceramic substrate in this way, since ceramic substrate both ends are longer than secondary scale copper and are squared design, it can be effectively attached in this way with radiator, can effectively facilitate the conduction of transformer heat in this way.
Description
Technical field
The utility model relates to a kind of vehicle power supply field, the high frequency transformers of specifically a kind of excellent heat radiation performance.
Background technique
The significant performances advantages such as high frequency transformer, low-power consumption small in size with its are on the fields such as communication power supply, vehicle power supply
It is used widely.But it in practical applications, is generated due to the existing production technology of high frequency transformer, inside transformer coil
Heat can not be transmitted to outside, cause the bulk temperature of transformer to rise, influence the service life of transformer.It is in particular in:
Transformer is using the winding mode of multiply fine copper wire as coil；Secondary coil is used as line by the way of scale copper
Circle；Scale copper integrally pastes high-temperature insulation adhesive tape, is isolated between scale copper using epoxy resin board, between filling between scale copper
Gap.In the product of air blast cooling, the design of existing transformer is able to satisfy cooling requirements.But in the product of natural heat dissipation,
Due to the design disadvantage of existing transformer, it is unable to satisfy the requirement of radiator, there are temperature rise risks.It is in particular in: being mounted on
The element radiating mode of interiors of products is conduction with two kinds of radiating modes combined of radiation, and the scale copper table of existing transformer
Face paste has multi-layer high-temperature insulating tape, and high-temperature insulation adhesive tape and the thermal coefficient of epoxy resin board itself are lower, thermal coefficient
It is excessively high so as to cause transformer temperature generally in 1.0W/m-k hereinafter, be unfavorable for heat loss through conduction, influence the electric property of transformer
And service life.Therefore, those skilled in the art provide a kind of high frequency transformer of excellent heat radiation performance, to solve above-mentioned background skill
The problem of being proposed in art.
Utility model content
The purpose of this utility model is to provide a kind of high frequency transformers of excellent heat radiation performance, to solve in above-mentioned background technique
The problem of proposition.
To achieve the above object, the utility model provides the following technical solutions:
A kind of high frequency transformer of excellent heat radiation performance, including magnetic core, primary coil, secondary scale copper, ceramic substrate, the magnetic
Core inner is wrapped in primary coil, secondary scale copper and ceramic substrate, the magnetic core, primary coil, secondary scale copper and ceramics
Member in tight connects between substrate, and left and right ends are provided with primary coil, primary coil two sides interval inside the magnetic core
It is provided with secondary scale copper and ceramic substrate.
As a further solution of the present invention: the secondary scale copper bottom is provided with link block.
As a further solution of the present invention: the secondary scale copper surface is coated with insulated paint, insulation is reduced in this way
The thermal-conduction resistance of material itself.
As a further solution of the present invention: the ceramic substrate left and right ends and upper and lower two sides are respectively that arc is set
Meter is with squared design so that it is convenient to which equipment is attached with radiator.
As a further solution of the present invention: the ceramic substrate upper end level is higher than the height of secondary scale copper upper end
Degree.
Ceramic substrate lower end height is lower than secondary scale copper lower end as a further solution of the present invention,
Highly, it is convenient for the conduction of heat in this way.
Compared with prior art, the utility model has the beneficial effects that 1) insulated paint of the utility model secondary scale copper
Thinner thickness to reduce the thermal-conduction resistance of insulating materials itself；
2) the utility model secondary scale copper and ceramic substrate spacing devices are so that it is convenient to the heat that secondary scale copper generates
It is transmitted to ceramic substrate；
3) since ceramic substrate both ends are longer than secondary scale copper and for squared design, in this way can effectively with radiator
It is attached, can effectively facilitate the conduction of transformer heat in this way.
Detailed description of the invention
Fig. 1 is a kind of three dimensional structure diagram of the high frequency transformer of excellent heat radiation performance.
Fig. 2 is a kind of structural schematic diagram of the high frequency transformer main view of excellent heat radiation performance.
Fig. 3 is the structural schematic diagram of secondary scale copper in a kind of high frequency transformer of excellent heat radiation performance.
Fig. 4 is the structural schematic diagram of ceramic substrate in a kind of high frequency transformer of excellent heat radiation performance.
1- magnetic core, 2- primary coil, 5- grade scale copper, 6- ceramic substrate
Specific embodiment
It should be noted that in the absence of conflict, the feature in the embodiments of the present invention and embodiment can
To be combined with each other.
In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of describing the present invention and simplifying the description, rather than indicate
Or imply that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot understand
For limitations of the present invention.In addition, term " first ", " second " etc. are used for description purposes only, and should not be understood as indicating
Or it implies relative importance or implicitly indicates the quantity of indicated technical characteristic." first ", " second " etc. are defined as a result,
Feature can explicitly or implicitly include one or more of the features.It is in the description of the present invention, unless another
It is described, the meaning of " plurality " is two or more.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, on being understood by concrete condition
State the concrete meaning of term in the present invention.
The utility model will be described in detail below with reference to the accompanying drawings and embodiments.
Refering to fig. 1~4, in the utility model embodiment, a kind of high frequency transformer of excellent heat radiation performance, including magnetic core 1, it is primary
Coil 2, secondary scale copper 5 and ceramic substrate 6 are wrapped in primary coil 2, secondary scale copper 5 and ceramic base inside the magnetic core 1
Piece 6, member in tight connection between the magnetic core 1, primary coil 2, secondary scale copper 5 and ceramic substrate 6, is between component in this way
There is no gap, so as to facilitate the conduction of heat, the 1 inside left and right ends of magnetic core are provided with primary coil 2, the primary
2 two sides of coil are arranged at intervals with secondary scale copper 5 and ceramic substrate 6, guarantee that there are ceramic substrate in 5 two sides of secondary scale copper in this way
6, it is can be convenient in this way by the heat transfer on secondary scale copper 5 to ceramic substrate 6,5 bottom of the secondary scale copper is provided with
Link block, 5 surface of the secondary scale copper are coated with insulated paint, the thinner thickness of such insulated paint, so as to efficiently reduce
The thermal-conduction resistance of insulating materials itself, 6 left and right ends of ceramic substrate and upper and lower two sides are respectively that cambered design is set with rectangular
Meter, 6 upper end level of ceramic substrate are higher than the height of 5 upper end of secondary scale copper, and the 6 lower end height of ceramic substrate is lower than secondary
The height of 5 lower end of grade scale copper, can be convenient ceramic substrate 6 and contacts with radiator, in this way to facilitate the progress of equipment.
Close gapless connection between the utility model component can pass the heat that secondary copper foil 5 generates in this way
It leads on ceramic substrate 6, it, in this way can be effectively since 6 both ends of ceramic substrate are longer than secondary scale copper 5 and are squared design
It is attached with radiator, can effectively facilitate the conduction of transformer heat in this way.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (6)
1. a kind of high frequency transformer of excellent heat radiation performance, including magnetic core (1), primary coil (2), secondary scale copper (5) and ceramic base
Piece (6), the magnetic core (1) is internal to be wrapped in primary coil (2), secondary scale copper (5) and ceramic substrate (6), which is characterized in that
Member in tight connection between the magnetic core (1), primary coil (2), secondary scale copper (5) and ceramic substrate (6), the magnetic core
(1) internal left and right ends are provided with primary coil (2), primary coil (2) two sides be arranged at intervals with secondary scale copper (5) and
Ceramic substrate (6).
2. a kind of high frequency transformer of excellent heat radiation performance according to claim 1, which is characterized in that the secondary scale copper
(5) bottom is provided with link block.
3. a kind of high frequency transformer of excellent heat radiation performance according to claim 2, which is characterized in that the secondary scale copper
(5) surface is coated with insulated paint.
4. a kind of high frequency transformer of excellent heat radiation performance according to claim 1, which is characterized in that the ceramic substrate (6)
Left and right ends and upper and lower two sides are respectively cambered design and squared design.
5. a kind of high frequency transformer of excellent heat radiation performance according to claim 4, which is characterized in that the ceramic substrate (6)
Upper end level is higher than the height of secondary scale copper (5) upper end.
6. a kind of high frequency transformer of excellent heat radiation performance according to claim 5, which is characterized in that the ceramic substrate (6)
Lower end height is lower than the height of secondary scale copper (5) lower end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821426655.5U CN208622563U (en) | 2018-08-22 | 2018-08-22 | A kind of high frequency transformer of excellent heat radiation performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821426655.5U CN208622563U (en) | 2018-08-22 | 2018-08-22 | A kind of high frequency transformer of excellent heat radiation performance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208622563U true CN208622563U (en) | 2019-03-19 |
Family
ID=65716968
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821426655.5U Expired - Fee Related CN208622563U (en) | 2018-08-22 | 2018-08-22 | A kind of high frequency transformer of excellent heat radiation performance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208622563U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110310804A (en) * | 2019-06-18 | 2019-10-08 | 深圳市中电熊猫磁通电子有限公司 | A kind of new structural high-frequency high-power transformer |
-
2018
- 2018-08-22 CN CN201821426655.5U patent/CN208622563U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110310804A (en) * | 2019-06-18 | 2019-10-08 | 深圳市中电熊猫磁通电子有限公司 | A kind of new structural high-frequency high-power transformer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190319 Termination date: 20200822 |