CN206179657U - High paster transformer of keeping apart of double -deck pin - Google Patents
High paster transformer of keeping apart of double -deck pin Download PDFInfo
- Publication number
- CN206179657U CN206179657U CN201621236063.8U CN201621236063U CN206179657U CN 206179657 U CN206179657 U CN 206179657U CN 201621236063 U CN201621236063 U CN 201621236063U CN 206179657 U CN206179657 U CN 206179657U
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- China
- Prior art keywords
- pin
- skeleton
- double
- top layer
- transformer
- Prior art date
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- Expired - Fee Related
Links
- 238000002955 isolation Methods 0.000 claims description 16
- 239000000463 material Substances 0.000 claims description 6
- 229920001342 Bakelite® Polymers 0.000 claims description 3
- 239000004637 bakelite Substances 0.000 claims description 3
- 229920006335 epoxy glue Polymers 0.000 claims description 3
- 238000004804 winding Methods 0.000 abstract 2
- 230000005611 electricity Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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- Coils Of Transformers For General Uses (AREA)
- Coils Or Transformers For Communication (AREA)
Abstract
The utility model discloses a high paster transformer of keeping apart of double -deck pin, including skeleton and two magnetic cores, set up the wrapping post that has the through -hole on the skeleton, the coiling has wire winding group on this wrapping post, and two magnetic cores suit respectively are in the both ends of through -hole, the skeleton includes primary side and secondary end, the secondary end is provided with the elongated panel of an evagination, this elongated panel's outer end and the outer end of primary side all is provided with U type terminal, U type terminal including be used for with the wire winding group link the top layer pin to and be used for with PCB board welded connection's bottom pin, the top layer pin is connected with bottom pin electricity. The utility model provides a high paster transformer of keeping apart of double -deck pin can conveniently weld it on the PCB board, can effectively realize the miniaturization and the slimming of product, and through setting up elongated panel, effectively increased the first secondary ann's rule of transformer and left to effectively solve the withstand voltage bad problem of product.
Description
Technical field
This utility model is related to a kind of SMD transformer, more particularly to a kind of double-layer lead pin high isolation SMD transformer.
Background technology
Traditional power transformer, will realize the high primary and secondary isolation every degree (3750VAC), in the condition of Same Efficieney
Under, product shape size is about 25*28*35mm, and small product size is big, and high cost is unfavorable for the requirement of product trend toward miniaturization.Cause
This, it is necessary to the transformator of a kind of small volume, high isolation is provided.
Utility model content
In view of this, this utility model provides a kind of double-layer lead pin high isolation SMD transformer, and the SMD transformer has
The advantages of small volume, slimming and high-isolation.
This utility model is achieved through the following technical solutions：A kind of double-layer lead pin high isolation SMD transformer, including
Skeleton and two magnetic cores, arrange the wrapping post with through hole on skeleton, coiling group is wound with the wrapping post, and two magnetic cores cover respectively
The two ends of the through hole are mounted in, the skeleton includes primary side and secondary end, and the secondary end is provided with the lengthened plate of an evagination,
The outer end of the outer end of the lengthened plate and the primary side is provided with U-shaped terminal, the U-shaped terminal include for coiling
The top layer pin of group connection, and the bottom pin for being welded to connect with pcb board, the top layer pin is electrically connected with bottom pin
Connect.
Preferably, the material of the skeleton is bakelite material；Two magnetic core is flat ER type structures.
Preferably, the length of the lengthened plate is 6~10mm；Fixed by epoxy glue between the magnetic core and skeleton；Institute
The both sides for stating top layer pin arrange jagged.
The double-layer lead pin high isolation SMD transformer that this utility model is provided, its magnetic core adopts the flat magnetic core of ER types, skeleton
Primary side and secondary end then using the U-shaped terminal with double-layer lead pin, it is convenient to be welded on pcb board, can be effective
Realize miniaturization and the slimming of product；In addition, by arranging lengthened plate, can effectively increase the safety of transformator primary and secondary away from
From, it is high with isolation, can effectively solving product pressure bad problem the advantages of.
Description of the drawings
Fig. 1 is the dimensional structure diagram of double-layer lead pin high isolation SMD transformer described in this utility model embodiment.
Fig. 2 is the decomposition texture schematic diagram of double-layer lead pin high isolation SMD transformer described in this utility model embodiment.
Fig. 3 is the mplifying structure schematic diagram in Fig. 1 at A.
Wherein, drawing reference numeral is：1- magnetic cores, 2- through holes, 3- wrapping posts, 4- coiling groups, 5- primary sides, 6- secondary ends, 7-
Lengthened plate, 8- top layer pins, 81- breach, 9- bottom pins.
Specific embodiment
For the ease of the understanding of those skilled in the art, below in conjunction with the drawings and specific embodiments this utility model is made into
One step is described in detail.
As illustrated in the accompanying drawings from 1 to 3, a kind of double-layer lead pin high isolation SMD transformer, including skeleton and two magnetic cores 1, on skeleton
Wrapping post 3 with through hole 2 is set, coiling group 4 is wound with the wrapping post 3, two magnetic cores 1 are set in the through hole 2
Two ends (are preferably fixed) between magnetic core 1 and skeleton by epoxy glue, and the skeleton includes primary side 5 and secondary end 6, the secondary
End 6 is provided with the outer end of the lengthened plate 7 of an evagination, the outer end of the lengthened plate 7 and the primary side 5 and is provided with U-shaped terminal,
The U-shaped terminal includes the top layer pin 8 for being connected with coiling group 4, and the bottom for being welded to connect with pcb board draws
Foot 9, the top layer pin 8 is electrically connected with bottom pin 9.Wherein, the top layer pin 8 is used to be connected with the lead of coiling group 4,
Therefore the both sides of the top layer pin 8 are preferably provided with jagged 81, in order to the lead of coiling group 4 is welded and fixed；And it is described
Bottom pin 9 is used to be welded to connect with pcb board, therefore the bottom pin 9 is paster pin.In the present embodiment, two magnetic
Core 1 is preferably flat ER type structures, effectively to reduce the height of transformator.Voltage device in the present embodiment, it is adopted has
The design of the U-shaped terminal of double-layer lead pin, can cause the height reduction of transformator to below 6.7mm, so as to can effectively reduce transformation
The height of device, meets the miniaturization of transformator and the requirement of flattening.
Used as preferred embodiment, the material of the skeleton is preferably bakelite material, to effectively improve the pressure of skeleton；And be
The safety distance of transformator primary and secondary is increased, the isolation of transformator is improved, the purpose of high dielectric strength is reached, so as to solve
Certainly product there is a problem of pressure bad, therefore be provided with the lengthened plate 7, and the length of the lengthened plate 7 can be 6~10mm,
7mm is preferably in the present embodiment.
Compared with prior art, the double-layer lead pin high isolation SMD transformer that the present embodiment is provided has following beneficial effect
Really：The primary side of its skeleton, using the U-shaped terminal with double-layer lead pin, can easily be welded with secondary end by bottom pin
It is connected on pcb board, can effectively realizes miniaturization and the slimming of product；By arranging lengthened plate, transformator can be effectively increased
The safety distance of primary and secondary, it is high with isolation, can effectively solving product pressure bad problem the advantages of.
Above-described embodiment is preferably implementation of the present utility model, is not to restriction of the present utility model, not
On the premise of departing from inventive concept of the present utility model, it is any it is obvious replacement protection domain of the present utility model it
It is interior.
Claims (6)
1. a kind of double-layer lead pin high isolation SMD transformer, including skeleton and two magnetic cores (1), arrange on skeleton and have through hole
(2) wrapping post (3), is wound with coiling group (4) on the wrapping post, it is characterised in that：Two magnetic cores are set in the through hole
Two ends, the skeleton includes primary side (5) and secondary end (6), and the secondary end is provided with the lengthened plate (7) of an evagination, should
The outer end of the outer end of lengthened plate and the primary side is provided with U-shaped terminal, the U-shaped terminal include for coiling group
The top layer pin (8) of connection, and the bottom pin (9) for being welded to connect with pcb board, the top layer pin and bottom pin
Electrical connection.
2. transformator according to claim 1, it is characterised in that：The material of the skeleton is bakelite material.
3. transformator according to claim 2, it is characterised in that：The length of the lengthened plate (7) is 6~10mm.
4. the transformator according to any one in claims 1 to 3, it is characterised in that：The magnetic core (1) is and skeleton between
Fixed by epoxy glue.
5. transformator according to claim 4, it is characterised in that：Two magnetic core (1) is flat ER type structures.
6. transformator according to claim 5, it is characterised in that：The both sides of the top layer pin arrange jagged (81).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621236063.8U CN206179657U (en) | 2016-11-15 | 2016-11-15 | High paster transformer of keeping apart of double -deck pin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621236063.8U CN206179657U (en) | 2016-11-15 | 2016-11-15 | High paster transformer of keeping apart of double -deck pin |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206179657U true CN206179657U (en) | 2017-05-17 |
Family
ID=58686787
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621236063.8U Expired - Fee Related CN206179657U (en) | 2016-11-15 | 2016-11-15 | High paster transformer of keeping apart of double -deck pin |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206179657U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108831715A (en) * | 2018-07-23 | 2018-11-16 | 苏州欧普照明有限公司 | inductance framework and inductance device |
| WO2020020106A1 (en) * | 2018-07-23 | 2020-01-30 | 苏州欧普照明有限公司 | Inductor core and inductor device |
-
2016
- 2016-11-15 CN CN201621236063.8U patent/CN206179657U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108831715A (en) * | 2018-07-23 | 2018-11-16 | 苏州欧普照明有限公司 | inductance framework and inductance device |
| CN110517863A (en) * | 2018-07-23 | 2019-11-29 | 苏州欧普照明有限公司 | Inductance framework and inductance device |
| CN110571026A (en) * | 2018-07-23 | 2019-12-13 | 苏州欧普照明有限公司 | Inductance framework and inductance device |
| WO2020020106A1 (en) * | 2018-07-23 | 2020-01-30 | 苏州欧普照明有限公司 | Inductor core and inductor device |
| EP3800652A4 (en) * | 2018-07-23 | 2021-09-15 | Suzhou Opple Lighting Co., Ltd. | Inductor core and inductor device |
| US11862368B2 (en) | 2018-07-23 | 2024-01-02 | Opple Lighting Co., Ltd. | Inductor framework and inductance device |
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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: 20170517 |