CN207637614U - A kind of two-in-one package inductance transformer altogether - Google Patents
A kind of two-in-one package inductance transformer altogether Download PDFInfo
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- CN207637614U CN207637614U CN201721438314.5U CN201721438314U CN207637614U CN 207637614 U CN207637614 U CN 207637614U CN 201721438314 U CN201721438314 U CN 201721438314U CN 207637614 U CN207637614 U CN 207637614U
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- coil
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- inductance
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Abstract
The utility model discloses a kind of two-in-one package inductance transformers altogether；Rectangle shell including upper end opening, the inductance and transformer for being placed on housing bottom, are provided with partition board, shell is perfused with fixed colloid in inductance and transformer top between inductance and transformer；Transformer includes transformer framework, magnetic core of transformer and the induction coil being wound on transformer framework, induction coil includes the first coil being arranged from inside to outside, the second coil and tertiary coil, first coil and tertiary coil are composed in series the secondary coil of transformer, primary coil of second coil as transformer, secondary coil and the inductance coil series connection of transformer.The utility model improves structural stability and the safety of inductive transformer by aluminium casing；By the respective magnetic field of inductance core and magnetic core of transformer of baffle shield both sides, avoids influencing each other, while partition board improves the radiating efficiency in inductive transformer center, improve the stability of work.
Description
Technical field
The utility model is related to field transformer, more particularly to a kind of two-in-one package inductance transformer altogether.
Background technology
In the circuit of existing Switching Power Supply, it is operated in ten a few to tens of kHz even pulse of hundreds of kHz frequencies
Under state, working frequency is higher and higher, while to meet the needs of electronics miniaturization, the circuit volume in Switching Power Supply is got over
Next smaller, this just needs multiple circuit components being combined, the volume that reduction component occupies, such as two-in-one inductance,
Two-in-one transformer etc., because circuit structure becomes increasingly complex, in order to more simplify the circuit assembling structure of Switching Power Supply, into one
Step reduces the volume of Switching Power Supply, needs to design the two-in-one inductive transformer for being useful in Switching Power Supply high-frequency operating mode.
Utility model content
The purpose of the utility model is to overcome the deficiencies in the prior art to provide a kind of two-in-one package inductance transformer altogether.
To achieve the above object, the utility model adopts the following technical scheme：A kind of two-in-one package inductance transformation altogether
Device；Rectangle shell including upper end opening, the inductance and transformer for being placed on housing bottom, between the inductance and transformer
It is provided with partition board, the shell is perfused with fixed colloid in inductance and transformer top；The transformer include transformer framework,
Magnetic core of transformer and the induction coil being wound on transformer framework, the induction coil include first be arranged from inside to outside
Coil, the second coil and tertiary coil, the first coil and tertiary coil are composed in series the secondary coil of transformer, and described
Primary coil of the two coil as transformer, secondary coil and the inductance coil series connection of the transformer.
It is expanded on further scheme, the inductance includes inductance framework, inductance core and is wound on electricity successively from inside to outside
Feel the 4th coil and the 5th coil on skeleton, the 4th coil and the 5th coil are composed in series inductance coil, and the described 4th
Coil is connected with first coil by connecting line；The thickness of the inductance core is less than the thickness of magnetic core of transformer.
Scheme is expanded on further, the connecting line includes the first connecting line being connect with the 4th coil and and first coil
Second connecting line of connection, is provided with weld part, the outside of the weld part between first connecting line and the second connecting line
It is arranged with layer of glass fiber casing and two layers of heat-shrinkable T bush successively.
Scheme is expanded on further, the inductance coil and induction coil are formed by wheat wire stretching coiling, the inductance coil
Turn ratio with induction coil is 1:2.
It is expanded on further scheme, the turn ratio of the first coil and the second coil, tertiary coil is 1：2：1.
Scheme is expanded on further, the shell is aluminium casing.
Scheme is expanded on further, the fixed colloid is sealed silicone.
Be expanded on further scheme, the partition board by aluminium sheet and the iron-nickel alloy board group being sticked in aluminium sheet both sides at.
The utility model advantageous effect is：By aluminium casing, the structural stability and peace of inductive transformer are improved
Quan Xing；By the respective magnetic field of inductance core and magnetic core of transformer of baffle shield both sides, avoid influencing each other, while partition board carries
The high radiating efficiency in inductive transformer center, improves the stability of work；Inductance is improved by wheat bracing wire and multiple insulating layers
The insulation performance of transformer.
Description of the drawings
Fig. 1 is the X-X` cross-sectional views in Fig. 2.
Fig. 2 is the utility model overlooking structure diagram.
Fig. 3 is the electrical schematic diagram of the utility model.
Drawing reference numeral explanation：1, inductance；11, inductance core；12, inductance framework；13, the 4th coil；14, inductance interlayer is exhausted
Edge layer；15, the 5th coil；16, inductance external insulation layer；2, transformer；21, magnetic core of transformer；22, transformer framework；23, first
Coil；24, the first insulating layer；25, the second coil；26, second insulating layer；27, tertiary coil；28, external insulation of transformer layer；3、
Shell；4, partition board；5, fixed colloid；61, the first connecting line；62, weld part；63, the second connecting line.
Specific implementation mode
The 1 a kind of specific implementation mode for introducing the utility model to attached drawing 3 below in conjunction with the accompanying drawings.
As shown in Figs. 1-3, a kind of two-in-one 1 transformer 2 of package inductance altogether；The rectangle shell of aluminum including upper end opening
Body 3, the inductance 1 and transformer 2 for being placed on 3 bottom of shell, are provided with partition board 4, shell 3 is in inductance between inductance 1 and transformer 2
1 and 2 top of transformer be perfused with fixed colloid 5；Transformer 2 includes transformer framework 22, magnetic core of transformer 21 and is wound on
Induction coil on transformer framework 22, induction coil include the first coil 23 being arranged from inside to outside, the second coil 25 and
Three-winding 27, first coil 23 and tertiary coil 27 are composed in series the secondary coil of transformer 2, and the second coil 25 is used as transformer
2 primary coil, secondary coil and 1 coil of the inductance series connection of transformer 2.
Inductance 1 include inductance framework 12, inductance core 11 and be wound on successively from inside to outside on inductance framework 12 the
Four coils 13 and the 5th coil 15, the 4th coil 13 and the 5th coil 15 are composed in series 1 coil of inductance, the 4th coil 13 and first
Coil 23 is connected by connecting line；The thickness of inductance core 11 is less than the thickness of magnetic core of transformer 21.Two inside and outside 5th coil 15
Side is respectively arranged with inductance interlayer insulating film 14 and inductance external insulation layer 16, inductance interlayer insulating film 14 and inductance external insulation layer
16 be that Teflon insulating tape coiling forms, and inductance interlayer insulating film 14 is one layer of Teflon insulating tape, inductance external insulation
Layer 16 is three layers of Teflon insulating tape.
Connecting line includes that the first connecting line 61 being connect with the 4th coil 13 and second connect with first coil 23 connect
Wiring 63 separates coiling using inductance, transformer, again will after the complete coil of coiling in order to facilitate the making of inductive transformer
First connecting line and the second connecting line weld together fixed in shell, are set between the first connecting line 61 and the second connecting line 63
It is equipped with weld part 62, the outside of weld part 62 is arranged with layer of glass fiber casing and two layers of heat-shrinkable T bush, prevents weld part successively
Minute protrusions are discharged.
1 coil of inductance and induction coil are formed by wheat wire stretching coiling, and the turn ratio of 1 coil of inductance and induction coil is 1:
2, the number of turns of 1 coil of inductance is 18 circles, and the number of turns of induction coil is 36 circles.Wherein wheat bracing wire by enameled wire, be coated on enameled wire
Two layers of wheat membrane（PET film）Composition, a diameter of 0.1mm of the wheat bracing wire.
First coil 23 and the turn ratio of the second coil 25, tertiary coil 27 are 1：2：1, i.e. primary coil and secondary coil
Turn ratio be 1:1, the number of turns of first coil 23 is 9 circles, and the number of turns of the second coil 25 is 18 circles, and the number of turns of tertiary coil 27 is
9 circles.The first insulating layer 24 and second insulating layer 26 are respectively arranged with inside and outside second coil 25,27 outside of tertiary coil is set
External insulation of transformer layer 28 is set, the first insulating layer 24 and second insulating layer 26, external insulation layer are Teflon insulating tape coiling
It forms, the first insulating layer 24 is 3 layers of Teflon insulating tape, and second insulating layer 26 is 3 layers of Teflon insulating tape, external insulation layer
For 3 layers of Teflon insulating tape, the second coil 25 divides inside and outside two layers of coil, 2 layers of Teflon is additionally provided between two layers of coil
Insulating layer of the insulating tape as interlayer coil.As shown in Figure 1,3, the second coil 25 as primary coil extend lead C and
Lead D, tertiary coil 27 extend lead B, and the 5th coil 15 extends lead A, lead A, 1 coil of inductance, secondary coil, draws
Line B is sequentially connected in series electrical connection, and the lower end of lead A, B, C, D are fixed by fixed colloid 5, and the end of lead A, B, C, D are all welded
There is a copper ear, the junction of copper ear and each lead is arranged with heat-shrinkable T bush.
Fixed colloid 5 is sealed silicone, and inductance 1 and transformer 2 are fixed in shell 3.Partition board 4 is by aluminium sheet and patch
The iron-nickel alloy board group of aluminium sheet both sides is located at partition board 4 is respectively shielded in the magnetic field of inductance core 11 and magnetic core of transformer 21
Isolation is covered, avoids affecting one another.
The above is not limit the technical scope of the present invention, all real according to the utility model technology
Matter still falls within the technical solution of the utility model to any modification, equivalent variations and modification made by above embodiment
In range.
Claims (8)
1. a kind of two-in-one package inductance transformer altogether；It is characterized in that：Rectangle shell including upper end opening is placed on shell
The inductance and transformer of body bottom are provided with partition board between the inductance and transformer, the shell is on inductance and transformer
Portion is perfused with fixed colloid；The transformer includes transformer framework, magnetic core of transformer and is wound on transformer framework
Induction coil, the induction coil include the first coil being arranged from inside to outside, the second coil and tertiary coil, the First Line
Circle and tertiary coil are composed in series the secondary coil of transformer, primary coil of second coil as transformer, the change
The secondary coil and inductance coil of depressor are connected.
2. the two-in-one package inductance transformer altogether of one kind according to claim 1, it is characterised in that：The inductance includes electricity
Sense skeleton, inductance core and the 4th coil and the 5th coil being wound on successively from inside to outside on inductance framework, the described 4th
Coil and the 5th coil are composed in series inductance coil, and the 4th coil is connected with first coil by connecting line；The inductance
The thickness of magnetic core is less than the thickness of magnetic core of transformer.
3. the two-in-one package inductance transformer altogether of one kind according to claim 2, it is characterised in that：The connecting line includes
The first connecting line being connect with the 4th coil and the second connecting line being connect with first coil, first connecting line and second
Weld part is provided between connecting line, the outside of the weld part is arranged with layer of glass fiber casing and two layers of heat-shrinkable T bush successively.
4. the two-in-one package inductance transformer altogether of one kind according to claim 1, it is characterised in that：The inductance coil and
Induction coil is formed by wheat wire stretching coiling, and the turn ratio of the inductance coil and induction coil is 1:2.
5. the two-in-one package inductance transformer altogether of one kind according to claim 4, it is characterised in that：The first coil and
Second coil, tertiary coil turn ratio be 1：2：1.
6. the two-in-one package inductance transformer altogether of one kind according to claim 1, it is characterised in that：The shell is aluminum
Shell.
7. the two-in-one package inductance transformer altogether of one kind according to claim 1, it is characterised in that：The fixed colloid is
Sealed silicone.
8. the two-in-one package inductance transformer altogether of one kind according to claim 1, it is characterised in that：The partition board is by aluminium sheet
And the iron-nickel alloy board group being sticked in aluminium sheet both sides at.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721438314.5U CN207637614U (en) | 2017-11-01 | 2017-11-01 | A kind of two-in-one package inductance transformer altogether |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721438314.5U CN207637614U (en) | 2017-11-01 | 2017-11-01 | A kind of two-in-one package inductance transformer altogether |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207637614U true CN207637614U (en) | 2018-07-20 |
Family
ID=62859702
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721438314.5U Expired - Fee Related CN207637614U (en) | 2017-11-01 | 2017-11-01 | A kind of two-in-one package inductance transformer altogether |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207637614U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110444391A (en) * | 2019-08-14 | 2019-11-12 | 深圳可立克科技股份有限公司 | A kind of winding method of integrated-type magnetic elements winding |
-
2017
- 2017-11-01 CN CN201721438314.5U patent/CN207637614U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110444391A (en) * | 2019-08-14 | 2019-11-12 | 深圳可立克科技股份有限公司 | A kind of winding method of integrated-type magnetic elements winding |
| CN110444391B (en) * | 2019-08-14 | 2021-03-09 | 深圳可立克科技股份有限公司 | Winding method of integrated magnetic component winding |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20190329 Granted publication date: 20180720 |
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| PP01 | Preservation of patent right | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20190715 Granted publication date: 20180720 |
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| PD01 | Discharge of preservation of patent | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20191126 Address after: No. 56, zhangjiapaizhong lane, Puzhou street, Longwan District, Wenzhou City, Zhejiang Province 325000 Patentee after: Fu Qiongyao Address before: 523000 Pauline industrial district, Dongguan, Guangdong Patentee before: DONGGUAN JIANJIE ELECTRONICS Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180720 Termination date: 20211101 |
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| CF01 | Termination of patent right due to non-payment of annual fee |