CN209312576U - A kind of multilayer LLC transformer combination structure - Google Patents
A kind of multilayer LLC transformer combination structure Download PDFInfo
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- CN209312576U CN209312576U CN201920339168.3U CN201920339168U CN209312576U CN 209312576 U CN209312576 U CN 209312576U CN 201920339168 U CN201920339168 U CN 201920339168U CN 209312576 U CN209312576 U CN 209312576U
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Abstract
The utility model discloses a kind of multilayer LLC transformer combination structures, including the first magnetic core and the second magnetic core, the upper surface of first secondary framework is provided with the first secondary windings, and the side of first secondary framework is evenly arranged with multiple first grade PIN needle terminals, the upper surface of the primary skeleton is provided with armature winding, the upper surface of the second subprime skeleton is provided with second subprime winding, and the two sides of the second subprime skeleton are respectively arranged with primary PIN needle terminal and second subprime PIN needle terminal.Multiple transformers can be merged into a transformer in circuit to realize by increasing the shared armature winding of secondary windings number using the composite structure by the utility model, to realize that multilayered structure combination reduces power volume, when secondary windings number need to be increased, it only needs to design corresponding secondary framework, this transformer combination structure commonality can be greatly increased, development cost is saved.
Description
Technical field
The utility model belongs to LLC transformer technology field, and in particular to a kind of multilayer LLC transformer combination structure.
Background technique
Most of current routine LLC transformer winding structure be coiling on the same backbone, have in transformer coiling space
Under conditions of limit, this conventional structure often results in the peace between primary and secondary away from deficiency and is difficult to meet leakage inductance requirement, together
When be difficult to meet more high power requirements and more output voltage terminals.Thus it is proposed that a kind of multilayer LLC transformer combination structure.
Utility model content
The purpose of this utility model is to provide a kind of multilayer LLC transformer combination structures, to solve above-mentioned background technique
It is middle propose at present most of routine LLC transformer winding structure be coiling on the same backbone, it is limited in transformer coiling space
Under conditions of, this conventional structure often results in the peace between primary and secondary away from deficiency and is difficult to meet leakage inductance requirement, simultaneously
It is difficult the problem of meeting more high power requirements and more output voltage terminals.
To achieve the above object, the utility model provides the following technical solutions: a kind of multilayer LLC transformer combination structure,
Including the first magnetic core and the second magnetic core, the first secondary framework, primary are respectively arranged between first magnetic core and the second magnetic core
Skeleton and second subprime skeleton, the upper surface of first secondary framework are provided with the first secondary windings, and first grade
The side of skeleton is evenly arranged with multiple first grade PIN needle terminals, and the upper surface of the primary skeleton is provided with armature winding,
The upper surface of the second subprime skeleton is provided with second subprime winding, and the two sides of the second subprime skeleton are respectively arranged with
Primary PIN needle terminal and second subprime PIN needle terminal.
Preferably, between first magnetic core, the first secondary framework, primary skeleton, second subprime skeleton and the second magnetic core
By being fixed.
Preferably, it is fixed between first magnetic core and the second magnetic core by dispensing mode and external coated rubber band mode.
Preferably, first grade PIN needle terminal, primary PIN needle terminal and second subprime PIN needle terminal are L-shaped
Structure.
Preferably, first magnetic core and be in E type structure with the second magnetic core.
Compared with prior art, the utility model has the beneficial effects that the utility model can be led to using the composite structure
It crosses the shared armature winding of increase secondary windings number and multiple transformers is merged into a transformer in circuit to realize,
To realize that multilayered structure combination reduces power volume, when secondary windings number need to be increased, it is only necessary to design corresponding secondary
Skeleton can greatly increase this transformer combination structure commonality, save development cost.
Detailed description of the invention
Fig. 1 is the combination assumption diagram of the utility model；
Fig. 2 is the combination forming figure of the utility model；
Fig. 3 is the cross-sectional view of the utility model；
Fig. 4 is first grade winding construction schematic diagram of the utility model；
Fig. 5 is the primary winding structure schematic diagram of the utility model；
Fig. 6 is the second subprime winding construction schematic diagram of the utility model；
In figure: 1, the first magnetic core；2, first grade PIN needle terminal；3, the first secondary framework；4, the first secondary windings；5,
Primary skeleton；6, armature winding；7, the second magnetic core；8, second subprime winding；9, primary PIN needle terminal；10, second subprime PIN
Needle terminal；11, second subprime skeleton.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-6 is please referred to, the utility model provides a kind of technical solution: a kind of multilayer LLC transformer combination structure, including
First magnetic core 1 and the second magnetic core 7 are respectively arranged with the first secondary framework 3, primary between first magnetic core 1 and the second magnetic core 7
Skeleton 5 and second subprime skeleton 11, the upper surface of first secondary framework 3 are provided with the first secondary windings 4, and described first
The side of secondary framework 3 is evenly arranged with multiple first grade PIN needle terminals 2, and the upper surface of the primary skeleton 5 is provided with just
Grade winding 6, the upper surface of the second subprime skeleton 11 are provided with second subprime winding 8, and the second subprime skeleton 11
Two sides are respectively arranged with primary PIN needle terminal 9 and second subprime PIN needle terminal 10.
Lead between first magnetic core 1, the first secondary framework 3, primary skeleton 5, second subprime skeleton 11 and the second magnetic core 7
It crosses and is fixed, fixed between first magnetic core 1 and the second magnetic core 7 by dispensing mode and external coated rubber band mode, described the
Grade PIN needle terminal 2, primary PIN needle terminal 9 and second subprime PIN needle terminal 10 are of an L-shaped structure, first magnetic core 1
With with the second magnetic core 7 be in E type structure.
It should be noted that the utility model is a kind of multilayer LLC transformer combination structure, such as:
Fig. 1 is the combination assumption diagram of the utility model, and Fig. 2 is the combination forming figure of the utility model, and Fig. 3 is that this is practical new
The cross-sectional view of type, Fig. 4 are first grade winding construction schematic diagram of the utility model, and Fig. 5 is the armature winding of the utility model
Structural schematic diagram, Fig. 6 are the second subprime winding construction schematic diagram of the utility model.The utility model is when being assembled, and
One step wound on the first secondary framework 3, second subprime skeleton 11 and primary skeleton 5 respectively corresponding coil constitute first grade around
Group 4, second subprime winding 8 and armature winding 6, and lineation twines PIN, does not have PIN on second subprime skeleton 11, it wouldn't lineation；The
Two steps first combine second subprime skeleton 11 and primary skeleton 5, then by 8 line of second subprime winding on second subprime skeleton 11
End lineation simultaneously twines foot on the end primary side PIN of armature winding 6；Third step is by the first secondary framework 3,11 and of second subprime skeleton
After primary skeleton 5 combines and the first magnetic core 1 and the second magnetic core 7 are assembled, finally it is carried out using dispensing and external coated rubber band mode
It is fixed.The LLC transformer combination structure can be with the first secondary windings of appropriate adjustment 4, second subprime winding 8 and armature winding 6
Coiling breadth obtains required leakage inductance value by reasonable layout coiling, to reach reasonable optimization design, by changing the first magnetic
The shape of post holes and blade in core 1 and the second magnetic core 7 meets the various use occasions of client to design different size shape magnetic core
Demand, such as EE, EC, ED equal-specification shape magnetic core.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of multilayer LLC transformer combination structure, including the first magnetic core (1) and the second magnetic core (7), it is characterised in that: described
The first secondary framework (3), primary skeleton (5) and second subprime bone are respectively arranged between first magnetic core (1) and the second magnetic core (7)
The upper surface of frame (11), first secondary framework (3) is provided with the first secondary windings (4), and first secondary framework (3)
Side be evenly arranged with multiple first grade PIN needle terminals (2), the upper surface of the primary skeleton (5) be provided with it is primary around
The upper surface of group (6), the second subprime skeleton (11) is provided with second subprime winding (8), and the second subprime skeleton
(11) two sides are respectively arranged with primary PIN needle terminal (9) and second subprime PIN needle terminal (10).
2. a kind of multilayer LLC transformer combination structure according to claim 1, it is characterised in that: first magnetic core
(1), solid by engaging between the first secondary framework (3), primary skeleton (5), second subprime skeleton (11) and the second magnetic core (7)
It is fixed.
3. a kind of multilayer LLC transformer combination structure according to claim 1, it is characterised in that: first magnetic core (1)
And second fixed by dispensing mode and external coated rubber band mode between magnetic core (7).
4. a kind of multilayer LLC transformer combination structure according to claim 1, it is characterised in that: first grade PIN
Needle terminal (2), primary PIN needle terminal (9) and second subprime PIN needle terminal (10) are of an L-shaped structure.
5. a kind of multilayer LLC transformer combination structure according to claim 1, it is characterised in that: first magnetic core (1)
With with the second magnetic core (7) be in E type structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920339168.3U CN209312576U (en) | 2019-03-18 | 2019-03-18 | A kind of multilayer LLC transformer combination structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920339168.3U CN209312576U (en) | 2019-03-18 | 2019-03-18 | A kind of multilayer LLC transformer combination structure |
Publications (1)
| Publication Number | Publication Date |
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| CN209312576U true CN209312576U (en) | 2019-08-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920339168.3U Active CN209312576U (en) | 2019-03-18 | 2019-03-18 | A kind of multilayer LLC transformer combination structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116666079A (en) * | 2023-06-27 | 2023-08-29 | 迈世腾科技(山东)有限公司 | Transformer |
-
2019
- 2019-03-18 CN CN201920339168.3U patent/CN209312576U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116666079A (en) * | 2023-06-27 | 2023-08-29 | 迈世腾科技(山东)有限公司 | Transformer |
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