CN206819860U - Transformer device structure - Google Patents
Transformer device structure Download PDFInfo
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- CN206819860U CN206819860U CN201720434506.2U CN201720434506U CN206819860U CN 206819860 U CN206819860 U CN 206819860U CN 201720434506 U CN201720434506 U CN 201720434506U CN 206819860 U CN206819860 U CN 206819860U
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Abstract
The utility model discloses a kind of transformer device structure, coiling group, which includes bobbin winder bracket and coil group, bobbin winder bracket, has through hole；First iron core has the first stem and is set in a side of bobbin winder bracket, and the first stem is contained in through hole；First insulator is arranged in through hole and sticked in the first stem；Middle iron core is arranged in through hole and sticks to the first insulator；Second insulator is arranged in through hole, and is sticked to relative to the first insulator in the another side of middle iron core；Second iron core has the second stem, and is set in another side of bobbin winder bracket with respect to the first iron core, and the second stem is contained in through hole and sticks to the second insulator；Whereby, the magnetic line of force scope that the iron core in coiling group is formed can will not influence outside coiling group, to reach the function of reducing magnetic loss and raising efficiency, and reduce magnetic field radiation and reduce the effect of EMI interference.
Description
Technical field
The utility model is related to transformer device structure, espespecially a kind of transformer device structure of small size.
Background technology
General transformer device structure mainly includes bobbin winder bracket, main coiling, secondary rolling thread and magnetic core group etc., wherein, main around
Line is wound on bobbin winder bracket with being separated with secondary rolling thread；Also, magnetic core group is assembled in the coiling for having wound main, secondary rolling thread
On frame and part is placed through in the passage of bobbin winder bracket, whereby to complete the assembling of transformer.
Furthermore electronic product requires compact mostly now, therefore, the external form volume of transformer is with the entirety of product
Volume and reduce.However, when the volume of transformation depressor is less and less, the distance between its magnetic core group and coiling coiling group also contract
It is short so that magnetic line of force scope caused by magnetic core group influences whether outside coiling group and produces magnetic disturbance, causes excessive magnetic loss,
Make transformer decrease in efficiency.
Utility model content
In order to solve the above-mentioned technical problem, a purpose of the present utility model, it is to provide a kind of transformer device structure, its coiling
The magnetic line of force scope that the first iron core, middle iron core and the second iron core that straight line concatenates in group are formed will not influence outside coiling
Group, it can reach reduction magnetic loss, the function of raising efficiency.
A kind of transformer device structure provided by the utility model, including:
One coiling group, comprising a bobbin winder bracket and around the coil group outside the bobbin winder bracket, and the bobbin winder bracket has always
Through hole；
One first iron core, has one first stem, and first iron core is set in a side of the bobbin winder bracket, and first core
Post is contained in the through hole；
One first insulator, it is arranged in the through hole and sticks to the one side in first stem；
One middle iron core, it is arranged in the through hole and sticks to first insulator；
One second insulator, is arranged in the through hole, and is sticked to relative to first insulator in the middle iron core
Another side；And
One second iron core, has one second stem, and second iron core is set in the bobbin winder bracket with respect to first iron core
Another side, second stem are contained in the through hole and stick to second insulator.
As optimal technical scheme, above-mentioned transformer device structure, in addition to it is multiple connect pin, the bobbin winder bracket includes a coiling
Cylinder and the multiple bottom ribs for connecting the reel, the through hole system are located in the reel, and those bottom ribs are arranged on the reel
Relative dual side-edge, those connect pin and are disposed on those bottom ribs.
As optimal technical scheme, first insulator and second insulator are respectively an insulating trip；The middle iron core
For an I shaped iron cores.
As optimal technical scheme, first iron core and second iron core are arranged on those bottom ribs.
As optimal technical scheme, first iron core also includes one first connection sheet and 2 first chips, 2 first core
Piece is located at the relative dual side-edge of first connection sheet, and first stem is located between 2 first chip, 2 first chip
And first stem extends in the same direction from first connection sheet respectively；Second iron core also includes one second connection sheet and two
Second chip, 2 second chip are located at interval at the relative dual side-edge of second connection sheet, and second stem be located at this 2
Between two chips, 2 second chip and second stem extend in the same direction from second connection sheet respectively.
As optimal technical scheme, first stem is shorter than 2 first chip from the development length of first connection sheet
Development length；Second stem is shorter than the development length of 2 second chip from the development length of second connection sheet.
As optimal technical scheme, the 2 first chip frame closes the side of the coil group, and 2 second chip is relative to this
2 first chips and frame close the opposite side of the coil group.
As optimal technical scheme, 2 first chip and the 2 second chip frame are trapped among around the bobbin winder bracket outside.
As optimal technical scheme, the middle iron core is arranged on the middle of the through hole.
As optimal technical scheme, first stem, first insulator, the middle iron core, second insulator and should
Total length after the combination of second stem is equal to the length of the through hole.
Compared to known, the first iron core of straight line concatenation, middle iron core in the coiling group of transformer device structure of the present utility model
And second iron core, and the first iron core and middle iron core are gripped with the first insulator；Also, the second iron core and middle iron core are gripped with
Two insulators；Whereby, the magnetic force scope meeting that the first iron core, middle iron core and the second iron core that straight line concatenates in coiling group are formed
Multistage (there are multiple air gaps) is separated into because of the setting of the first insulator and the second insulator, and forms less magnetic force model
Enclose, therefore the caused magnetic line of force will not influence magnetic field caused by outside coiling group, therefore reduction magnetic loss is can reach, raising efficiency
Function, increase the practicality of the present invention.
Brief description of the drawings
Fig. 1 is the three-dimensional appearance schematic diagram of transformer device structure of the present utility model.
Fig. 2 is the perspective exploded view of transformer device structure of the present utility model.
Fig. 3 is perspective exploded view of the present utility model.
Fig. 4 is the iron core magnetic force schematic diagram of depressor structure of the present utility model.
【Symbol description】
1 ... transformer device structure；
10 ... coiling groups；
11 ... bobbin winder brackets；
110 ... through holes；
111 ... reels；
112 ... bottom ribs；
12 ... coil groups；
20 ... first iron cores；
21 ... first stems；
22 ... first connection sheets；
23 ... first chips；
30 ... first insulators；
40 ... middle iron cores；
50 ... second insulators；
60 ... second iron cores；
61 ... second stems；
62 ... second connection sheets；
63 ... second chips；
70 ... connect pin.
Embodiment
The utility model is described in further detail with specific embodiment below in conjunction with the accompanying drawings, so that those skilled in the art
The utility model can be better understood from and can be practiced, but illustrated embodiment is not as to restriction of the present utility model.
It refer to Fig. 1 and Fig. 2, the three-dimensional appearance schematic diagram and stereo decomposing of transformer device structure respectively of the present utility model
Schematic diagram.Transformer device structure 1 of the present utility model is included in a coiling group 10, one first iron core 20, one first insulator 30, one
Between iron core 40, one second insulator 50, one second iron core 60 and multiple connect pin 70.First iron core 20 and second iron core 60
It is correspondingly arranged at the dual side-edge of the coiling group 10.Those connect the bottom surface that pin 70 is arranged on the coiling group 10.First insulation
Body 30, the middle iron core 40, second insulator 50 and second iron core 60 are set in the coiling group 10, are formed according to this
The transformer device structure 1.
It refer to shown in Fig. 2, the coiling group 10 includes a bobbin winder bracket 11 and around the coil group outside the bobbin winder bracket 11
12, and the bobbin winder bracket 11 has a through hole 110.Specifically, the bobbin winder bracket 11 includes a reel 111 and connects the coiling
Multiple bottom ribs 112 of cylinder 111.Also, the through hole 110 is located in the reel 111, those bottom ribs 112 are arranged on the reel
111 relative dual side-edge, and those connect the system of pin 70 and are disposed on those bottom ribs 112.
First iron core 20 has one first stem 21, and first iron core 21 is set in a side of the bobbin winder bracket 11, and
First stem 21 is contained in the through hole 110.In more detail, first iron core 21 also comprising one first connection sheet 22 and
2 first chips 23.2 first chip 23 is located at the relative dual side-edge of first connection sheet 22, and first stem 21 is located at
Between 2 first chip 23.2 first chip 23 and first stem 21 respectively from first connection sheet 22 in the same direction
Extension.It is preferred that first stem 21 is shorter than the development length of 2 first chip 23 from the development length of first connection sheet,
Reduce the overall volume of the transformer 1 whereby.
First insulator 30 is arranged in the through hole 110 of the bobbin winder bracket 11, and is sticked to the one of first stem 21
Side.Furthermore should, middle iron core 40 is also arranged in the through hole 110, and sticks to first insulator 30.In addition, this second
Insulator 50 is also arranged in the through hole 110 of the bobbin winder bracket 11, and is posted relative to first insulator 30 in the middle iron
The another side of core 40.It is preferred that first insulator 30 and second insulator 50 are respectively an insulation lamellar body；Also, in this
Between iron core 40 be an I shaped iron cores.
Also, second iron core 60 has one second stem 61.Second iron core 60 is set in respect to first iron core 20
Another side of the bobbin winder bracket 11, second stem 61 are contained in the through hole 110 and stick to second insulator 50.It is more detailed
Carefully say, second iron core 60 also includes one second connection sheet 62 and 2 second chips 63.2 second chip 63 is located at interval at
The relative dual side-edge of second connection sheet 62, and second stem 61 is located between 2 second chip 63.2 second chip
63 and second stem 61 extend in the same direction from second connection sheet 62 respectively.It is preferred that second stem 61 from this
The development length of two connection sheets 62 is shorter than the development length of 2 second chip 63, reduces the overall volume of the transformer 1 whereby.
Fig. 3 is refer to, is the assembled sectional view of transformer device structure of the present utility model.In the present embodiment, first iron
Core 20 and second iron core 60 are arranged on the bottom rib 112 of the bobbin winder bracket 11.In addition, the frame of 2 first chip 23 closes the coil group
12 side；Also, 2 second chip 63 is relative to 2 first chip 23 and frame closes the opposite side of the coil group 12.Preferably
Ground, 2 first chip 23 and the frame of 2 second chip 63 are trapped among around the bobbin winder bracket 11 outer.
It is worth noting that, the middle iron core 40 is arranged on the middle of the through hole 110 of the bobbin winder bracket 11, and this first
Total length after stem 21, first insulator 30, the middle iron core 40, second insulator 50 and second stem 61 combination
Equal to the length of the through hole 110.
Please referring additionally to Fig. 4, for the iron core magnetic force schematic diagram of transformer device structure of the present utility model.As illustrated, this practicality
The iron core group of new transformer device structure 1 places coiling group 10, and including the first iron core 20 (the first stem 21), middle iron core
40 and second iron core 60 (the second stem 61).It is noted that the first stem 21, the stem 61 of middle iron core 40 and second are with straight
The mode of line concatenation is set in coiling group 10, and the first iron core 20 and the middle iron core 40 are gripped with the first insulator 30；Also,
Second iron core 20 and the middle iron core 40 are gripped with the second insulator 50.
Accordingly, the magnetic line of force between first stem 21, the stem 61 of middle iron core 40 and second can be because of the in the coiling group 10
The setting of one insulator 30 and the second insulator 50 and be separated into multistage, and form less magnetic force scope.Whereby, the coiling
The magnetic line of force that first stem 21, the stem 415 of middle iron core 40 and second are formed in group 10 can will not influence outside coiling group 10,
Therefore can avoid that mutual magnetic disturbance occurs, reach reduction magnetic loss, the function of raising efficiency.Specifically, transformer knot of the invention
Structure 1, which is tied up between the first stem 21, the stem 415 of middle iron core 40 and second, has double air gaps；Also, compared to traditional transformer
Single air gap, the length of air gap of the invention is the half of traditional transformer, therefore can reduce the magnetic line of force (leakage field) to external radiation
Area, magnetic loss of the magnetic line of force to outside coiling group is greatly decreased, and then reaches the function of raising efficiency；In addition, the change of the present invention
Depressor structure can also reduce magnetic field radiation, and reaching reduction EMI interference, (Electromagnetic Interference, electromagnetism are done
Disturb) the effect of.
Embodiment described above is only the preferred embodiment to absolutely prove the utility model and being lifted, the utility model
Protection domain not limited to this.The equivalent substitute or change that those skilled in the art are made on the basis of the utility model
Change, within the scope of protection of the utility model.The scope of protection of the utility model is defined by claims.
Claims (10)
- A kind of 1. transformer device structure, it is characterised in that including:One coiling group, comprising a bobbin winder bracket and around the coil group outside the bobbin winder bracket, and the bobbin winder bracket has a through hole；One first iron core, there is one first stem, first iron core is set in a side of the bobbin winder bracket, and first stem holds Put in the through hole；One first insulator, it is arranged in the through hole and sticks to the one side in first stem；One middle iron core, it is arranged in the through hole and sticks to first insulator；One second insulator, is arranged in the through hole, and is sticked to relative to first insulator in the another of the middle iron core One side；AndOne second iron core, has one second stem, and second iron core is set in the another of the bobbin winder bracket with respect to first iron core Side, second stem are contained in the through hole and stick to second insulator.
- 2. transformer device structure as claimed in claim 1, it is characterised in that also connect pin including multiple, the bobbin winder bracket includes one Reel and the multiple bottom ribs for connecting the reel, the through hole system are located in the reel, and those bottom ribs are arranged on the coiling The relative dual side-edge of cylinder, those connect pin and are disposed on those bottom ribs.
- 3. transformer device structure as claimed in claim 1, it is characterised in that first insulator and second insulator are respectively One insulating trip；The middle iron core is an I shaped iron cores.
- 4. transformer device structure as claimed in claim 2, it is characterised in that first iron core and second iron core are arranged on those On the rib of bottom.
- 5. transformer device structure as claimed in claim 1, it is characterised in that first iron core also includes one first connection sheet and two First chip, 2 first chip is located at the relative dual side-edge of first connection sheet, and first stem is located at 2 first core Between piece, 2 first chip and first stem extend in the same direction from first connection sheet respectively；Second iron core is also Comprising one second connection sheet and 2 second chips, 2 second chip is located at interval at the relative dual side-edge of second connection sheet, and Second stem is located between 2 second chip, and 2 second chip and second stem are respectively from second connection sheet towards same One direction extends.
- 6. transformer device structure as claimed in claim 5, it is characterised in that first stem is grown from the extension of first connection sheet Degree is shorter than the development length of 2 first chip；Second stem is shorter than 2 second core from the development length of second connection sheet The development length of piece.
- 7. transformer device structure as claimed in claim 5, it is characterised in that the 2 first chip frame closes the side of the coil group, 2 second chip is relative to 2 first chip and frame closes the opposite side of the coil group.
- 8. transformer device structure as claimed in claim 7, it is characterised in that 2 first chip and the 2 second chip frame are trapped among It is outer around the bobbin winder bracket.
- 9. transformer device structure as claimed in claim 1, it is characterised in that the middle iron core is arranged on the centre of the through hole Place.
- 10. transformer device structure as claimed in claim 1, it is characterised in that first stem, first insulator, among this Total length after iron core, second insulator and second stem combination is equal to the length of the through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720434506.2U CN206819860U (en) | 2017-04-24 | 2017-04-24 | Transformer device structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720434506.2U CN206819860U (en) | 2017-04-24 | 2017-04-24 | Transformer device structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206819860U true CN206819860U (en) | 2017-12-29 |
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ID=60753989
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720434506.2U Active CN206819860U (en) | 2017-04-24 | 2017-04-24 | Transformer device structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206819860U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108735473A (en) * | 2017-04-24 | 2018-11-02 | 博大科技股份有限公司 | Transformer device structure and its group equipment, method |
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2017
- 2017-04-24 CN CN201720434506.2U patent/CN206819860U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108735473A (en) * | 2017-04-24 | 2018-11-02 | 博大科技股份有限公司 | Transformer device structure and its group equipment, method |
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