CN207233551U - A kind of transformer framework of built-in multilayer circuit - Google Patents
A kind of transformer framework of built-in multilayer circuit Download PDFInfo
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- CN207233551U CN207233551U CN201721276852.9U CN201721276852U CN207233551U CN 207233551 U CN207233551 U CN 207233551U CN 201721276852 U CN201721276852 U CN 201721276852U CN 207233551 U CN207233551 U CN 207233551U
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Abstract
The utility model discloses a kind of transformer framework of built-in multilayer circuit, transformer framework includes the frame body by ambroin injection molding, the n-layer sheet metal and plastic layer of electric action have been equipped with the frame body, the n is the natural number more than 1, and the stacked spaced apart in the frame body of sheet metal described in n-layer is set.A kind of transformer framework of the built-in multilayer circuit of the utility model; its height low volume is small, and insulation and protecting effect can preferably be played by being integrally formed, and the sectional area of sheet metal is larger; it can be adapted for the situation of high voltage and high current, disclosure satisfy that the demand of different industries.
Description
Technical field
It the utility model is related to transformer technology field, and in particular to a kind of transformer framework of built-in multilayer circuit.
Background technology
With the development of society and the progress of science and technology, more and more electric equipment products enter the production and living of the common people
In.Include many magnetic elements in electric equipment products, and transformer is exactly wherein critically important magnetic element.In recent years
Come, as the lightening requirement of electric equipment products is continuously improved, design and the use of transformer are particularly important.
Important component of the transformer framework as transformer, including a frame body and in frame body
Metal.In the prior art in order to reduce the height of transformer, the overwhelming majority is that flat coiling or surface are attached by the way of
There are the PCB forms of copper foil, wire or copper foil therein have been electric action.Although such mode can be to a certain extent
The height of transformer is reduced, but its shortcoming is also it will be apparent that mainly having：Development cost is high, be not suitable for low current and
High-tension situation.
The content of the invention
In view of this, in order to overcome prior art the defects of, the purpose of this utility model are to provide a kind of built-in multilayer electricity
The transformer framework on road, its height low volume is small, and insulation and protecting effect can preferably be played by being integrally formed, and sheet metal is cut
Area is larger, and sheet metal is arranged in different injection molded layers but among have the mode of connection, can be adapted for high voltage
With the situation of high current, the demand of different industries disclosure satisfy that.
In order to achieve the above object, the utility model uses following technical solution：
A kind of transformer framework of built-in multilayer circuit, including the frame body by ambroin injection molding, the bone
The n-layer sheet metal and plastic layer of electric action are equipped with frame body, the n is the natural number more than 1, metal described in n-layer
Piece stacked spaced apart in the frame body is set.
Preferably, the plastic layer includes being built-in with the first injection molded layers of at least one layer of sheet metal, and is coated on
The second injection molded layers outside first injection molded layers, at least one layer is accompanied between second injection molded layers and first injection molded layers
The sheet metal.
It is further preferred that the sheet metal being built in first injection molded layers is with being clipped in second injection molded layers and institute
The sheet metal stated between the first injection molded layers electrically connects.
It is further preferred that the plastic layer further includes the 3rd injection molded layers being coated on outside second injection molded layers, it is described
At least one layer of sheet metal is accompanied between 3rd injection molded layers and second injection molded layers.
It is further preferred that accompany two layers of sheet metal and two between the 3rd injection molded layers and second injection molded layers
The layer sheet metal is respectively on the top and bottom of second injection molded layers.
More preferably, two layers of sheet metal Electricity Federation being clipped between the 3rd injection molded layers and second injection molded layers
Connect.
Preferably, there is the location structure for accommodating the corresponding sheet metal on the plastic layer.
It is further preferred that the sheet metal includes annular section and extension, the annular section is along the positioning
Structure is fixed on the plastic layer, and the end of the extension of the sheet metal extends the plastic layer and forms pin.
Due to the implementation of above technical scheme, the utility model has the following advantages that compared with prior art：
1. a kind of transformer framework of built-in multilayer circuit of the utility model with sheet metal replace it is existing it is flat around
Line or surface have the PCB forms of copper foil, and not only comprehensive performance effect is good, can more reduce cost；
2. the sectional area for the sheet metal that a kind of transformer framework of built-in multilayer circuit of the utility model uses is larger,
It can be adapted for the situation of high voltage and high current, it is applied widely.
Brief description of the drawings
Fig. 1 is the stereogram of the first sheet metal in embodiment one；
Fig. 2 is the stereogram for the first injection molded layers that the first sheet metal is fixed with embodiment one；
Fig. 3 is the stereogram for the first injection molded layers that the first sheet metal and the second sheet metal are fixed with embodiment one；
Fig. 4 is the explosive view for the first injection molded layers that the first sheet metal and the second sheet metal are fixed with embodiment one；
Fig. 5 is the stereogram of the second injection molded layers in embodiment one；
Fig. 6 be embodiment one in the second injection molded layers be fixedly arranged above the 3rd sheet metal, lower section is fixed with the 4th sheet metal
Stereogram；
Fig. 7 is the explosive view for the second injection molded layers that the 3rd sheet metal and the 4th sheet metal are fixed with embodiment one；
Fig. 8 is the stereogram at the first visual angle of transformer framework in embodiment one；
Fig. 9 is the stereogram at the second visual angle of transformer framework in embodiment one；
Figure 10 is the stereogram at the 3rd visual angle of transformer framework in embodiment one；
Figure 11 is that the first visual angle of the first injection molded layers for being fixed with the first sheet metal and the second sheet metal in embodiment two is stood
Body figure；
Figure 12 is that the second visual angle of the first injection molded layers for being fixed with the first sheet metal and the second sheet metal in embodiment two is stood
Body figure；
In attached drawing：First sheet metal -1, the second sheet metal -2, the, three sheet metal -3, the, four sheet metal -4, the first is molded
Layer -5, second injection molded layers -6, the, three injection molded layers -7, pin -8, connecting portion -81, annular section -9, extension -10, locating groove
Groove -11, around section -12, draw section -13, positioning strip -14, positioning column -15, notch or perforation -16.
Embodiment
The utility model preferred embodiment is described in detail below in conjunction with the accompanying drawings.
Embodiment one
Please refer to Fig.1 to 10, a kind of transformer framework of built-in multilayer circuit of the present embodiment, including noted by ambroin
Molding frame body is moulded, the n-layer sheet metal and plastic layer of electric action have been equipped with frame body, n is the nature more than 1
Number, n-layer sheet metal stacked spaced apart in frame body are set.The present embodiment preferably 4 layers of sheet metal, including first positioned at inner side
Sheet metal 1, the second sheet metal 2 and positioned at the 3rd sheet metal 3 in outside and the 4th sheet metal 4, by order from top to bottom according to
Secondary is the 3rd sheet metal 3, the second sheet metal 2, the first sheet metal 1 and the 4th sheet metal 4, and the first sheet metal 1 and the second metal
Piece 2 is electrically connected, and the 3rd sheet metal 3 and the 4th sheet metal 4 are electrically connected.
Sheet metal includes annular section 9 and extension 10, and annular section 9 is fixed on plastic layer, extension 10
End extend plastic layer and bend after formed pin 8, as shown in Figure 1.
Plastic layer includes being built-in with the first injection molded layers 5 of the first sheet metal 1, and is coated on outside the first injection molded layers 5
Second injection molded layers 6, accompany the second sheet metal 2 between the second injection molded layers 6 and the first injection molded layers 5.It is built in the first injection molded layers 5
First sheet metal 1 and the second sheet metal 2 being clipped between the second injection molded layers 6 and the first injection molded layers 5 electrically connect.In the present embodiment
The connecting portion 81 of one sheet metal 1 and the second sheet metal 2 is wrapped in the second injection molded layers 6.
Plastic layer further includes the 3rd injection molded layers 7 being coated on outside the second injection molded layers 6, the 3rd injection molded layers 7 and the second injection
The 3rd sheet metal 3 and the 4th sheet metal 4 are accompanied between layer 6.3rd sheet metal 3 is located on the top surface of the second injection molded layers 6, the 4th gold medal
Belong to piece 4 to be located on the bottom surface of the second injection molded layers 6, and be electrically connected between the 3rd sheet metal 3 and the 4th sheet metal 4.In the present embodiment
The connecting portion 81 of 3rd sheet metal 3 and the 4th sheet metal 4 is 8 phase of one of pin of the 3rd sheet metal 3 and the 4th sheet metal 4
Mutually contact is formed.The positioning groove 11 for fixing the second sheet metal 2 is offered on the top surface of first injection molded layers 5, positioning groove 11 wraps
Include circular section 12 matched with 2 annular section of the second sheet metal and with the extension of the second sheet metal 2 is matched draws
Go out section 13, as shown in Figure 3 to Figure 4.First sheet metal 1, the second sheet metal 2, the 3rd sheet metal 3 and the 4th metal in the present embodiment
The extending direction of the pin 8 of piece 4 is identical, both facing to the same direction of transformer framework.
The top surface of second injection molded layers 6 offers the location structure for fixing the 3rd sheet metal 3, and bottom surface, which offers, fixes the 4th gold medal
Belong to the location structure of piece 4, location structure includes positioning column 15 and the positioning strip 14 positioned at sheet metal annular section side, such as schemes
Shown in 5 to Fig. 7.Offered on 3rd sheet metal 3 and the 4th sheet metal 4 and 15 matched notch of positioning column or perforation.
Embodiment two
1 to 12 is please referred to Fig.1, the transformer framework and one basic phase of embodiment of a kind of built-in multilayer circuit of the present embodiment
Together, distinctive points are：The first sheet metal 1 and the second sheet metal 2 in the transformer framework of the built-in multilayer circuit of the present embodiment
Connecting portion 81 to forming pin 8 after bending downward after the exterior extension of the first injection molded layers 5, and the extending direction of pin 8 and the
One sheet metal 1 is identical with the extending direction of remaining pin 8 of the second sheet metal 2.
A kind of transformer framework of built-in multilayer circuit of the utility model replaces existing flat coiling with sheet metal
Or surface has the PCB forms of copper foil, not only comprehensive performance effect is good, can more reduce the cost of existing transformer；The gold of use
It is larger to belong to the sectional area of piece, can be adapted for the situation of high voltage and high current, it is applied widely.
Above-described embodiment is only the technical concepts and features for illustrating the utility model, and its object is to allow be familiar with technique
Personage can understand the content of the utility model and implement according to this, the scope of protection of the utility model can not be limited with this,
All equivalent change or modifications made according to the utility model Spirit Essence, should all cover the scope of protection of the utility model it
It is interior.
Claims (8)
1. a kind of transformer framework of built-in multilayer circuit, it is characterised in that the transformer framework includes being noted by ambroin
Molding frame body is moulded, the n-layer sheet metal and plastic layer of electric action have been equipped with the frame body, the n is big
In 1 natural number, the stacked spaced apart in the frame body of sheet metal described in n-layer is set.
A kind of 2. transformer framework of built-in multilayer circuit according to claim 1, it is characterised in that the plastic layer bag
The first injection molded layers for being built-in with least one layer of sheet metal are included, and are coated on the second injection outside first injection molded layers
Layer, accompanies at least one layer of sheet metal between second injection molded layers and first injection molded layers.
3. the transformer framework of a kind of built-in multilayer circuit according to claim 2, it is characterised in that be built in described the
The sheet metal in one injection molded layers and the sheet metal being clipped between second injection molded layers and first injection molded layers electrically connect.
4. the transformer framework of a kind of built-in multilayer circuit according to claim 2, it is characterised in that the plastic layer is also
Including the 3rd injection molded layers being coated on outside second injection molded layers, pressed from both sides between the 3rd injection molded layers and second injection molded layers
There is at least one layer of sheet metal.
A kind of 5. transformer framework of built-in multilayer circuit according to claim 4, it is characterised in that the 3rd injection
Two layers of sheet metal is accompanied between layer and second injection molded layers and two layers of sheet metal is respectively positioned at the described second injection
On the top and bottom of layer.
6. the transformer framework of a kind of built-in multilayer circuit according to claim 5, it is characterised in that be clipped in the described 3rd
Two layers of sheet metal between injection molded layers and second injection molded layers electrically connects.
7. the transformer framework of a kind of built-in multilayer circuit according to claim 1, it is characterised in that on the plastic layer
With the location structure for accommodating the sheet metal.
A kind of 8. transformer framework of built-in multilayer circuit according to claim 7, it is characterised in that the sheet metal bag
Annular section and extension are included, the annular section is fixed on the plastic layer along the location structure, the metal
Extend the plastic layer and form pin in the end of the extension of piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721276852.9U CN207233551U (en) | 2017-09-29 | 2017-09-29 | A kind of transformer framework of built-in multilayer circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721276852.9U CN207233551U (en) | 2017-09-29 | 2017-09-29 | A kind of transformer framework of built-in multilayer circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207233551U true CN207233551U (en) | 2018-04-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721276852.9U Active CN207233551U (en) | 2017-09-29 | 2017-09-29 | A kind of transformer framework of built-in multilayer circuit |
Country Status (1)
| Country | Link |
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| CN (1) | CN207233551U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107578898A (en) * | 2017-09-29 | 2018-01-12 | 东翔电子（东莞）有限公司 | A kind of transformer framework of built-in multilayer circuit and preparation method thereof |
-
2017
- 2017-09-29 CN CN201721276852.9U patent/CN207233551U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107578898A (en) * | 2017-09-29 | 2018-01-12 | 东翔电子（东莞）有限公司 | A kind of transformer framework of built-in multilayer circuit and preparation method thereof |
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