CN207852452U - Switching mode power supply transformer - Google Patents
Switching mode power supply transformer Download PDFInfo
- Publication number
- CN207852452U CN207852452U CN201721751416.2U CN201721751416U CN207852452U CN 207852452 U CN207852452 U CN 207852452U CN 201721751416 U CN201721751416 U CN 201721751416U CN 207852452 U CN207852452 U CN 207852452U
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- armature winding
- secondary windings
- leading
- out terminal
- insulation board
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Abstract
The utility model switch power technology field, more particularly to a kind of switching mode power supply transformer, it includes skeleton, magnetic core, armature winding leading-out terminal, secondary windings leading-out terminal, magnetic core is arranged in the centre of skeleton, armature winding leading-out terminal, the connection of secondary windings leading-out terminal is arranged in the lower section of skeleton, the surrounding of skeleton is followed successively by the first insulation board from top to bottom, first armature winding installation region, second insulation board, secondary windings installation region, spill metallic channel is provided at secondary windings installation region, spill metallic channel is spaced from each other by the 5th insulation board with secondary windings, first armature winding is linked together with the second armature winding by the enameled wire in spill metallic channel.The armature winding of the utility model switching mode power supply transformer is disposably completed, and armature winding is mutually independent of each other with secondary windings processing, and required material is few, it is easy to realize automated production, significantly improve production efficiency.
Description
Technical field
The utility model is related to switch power technology fields, and in particular to a kind of switching mode power supply transformer.
Background technology
As Switching Power Supply develops rapidly, the requirement to switching mode power supply transformer is higher and higher.Switching Power Supply transformation at present
Device structure is sandwich type structure, carries out primary and secondary winding isolation using 3.5mm thickness margin tapes, armature winding is artificially divided into 2
A individual winding is wound on secondary folder in armature winding, needs the material used very much, such as skeleton, wire rod, barricade glue
Band, insulating tape, Teflon casing etc., line backpack body product is big, can not carry out automated production, low production efficiency.
Utility model content
The technical problem to be solved by the present invention is to provide a kind of Switching Power Supply transformations simple in structure, production efficiency is high
Device.
Technical solution adopted by the utility model to solve its technical problems is：Switching mode power supply transformer, including skeleton, magnetic
Core, armature winding leading-out terminal, secondary windings leading-out terminal, magnetic core are arranged in the centre of skeleton, armature winding leading-out terminal, secondary
Grade winding leading-out terminal connection is arranged in the lower section of skeleton, at the beginning of the surrounding of skeleton is followed successively by the first insulation board, first from top to bottom
Grade winding installation region, the second insulation board, secondary windings installation region, third insulation board, the second armature winding installation region, the
Four insulation boards, the setting of the first armature winding are arranged in the first armature winding installation region, secondary windings in secondary windings installing zone
Domain, the setting of the second armature winding are provided with spill metallic channel at the second armature winding installation region, secondary windings installation region,
Spill metallic channel is spaced from each other by the 5th insulation board with secondary windings, and the first armature winding and the second armature winding pass through spill
Enameled wire in metallic channel links together, and the second armature winding is connected with armature winding leading-out terminal, secondary windings with time
Grade winding leading-out terminal is connected.
Further, be provided with feedback winding on the outside of the first armature winding, the first armature winding and feedback winding it
Between be spaced from each other by insulating tape.
Further, the width of third insulation board, the 4th insulation board above secondary windings leading-out terminal than it is secondary around
The big 7mm of width of secondary windings installation region above group leading-out terminal.
The utility model has the beneficial effects that：The surrounding of skeleton be followed successively by from top to bottom the first insulation board, first it is primary around
Group installation region, the second insulation board, secondary windings installation region, third insulation board, the second armature winding installation region, the 4th are absolutely
Listrium, the second insulation board separate the first armature winding installation region with secondary windings installation region, and third insulation board will be secondary
Grade winding installation region is separated with the second armature winding installation region；When switching mode power supply transformer produces, skeleton passes through injection molding
Mold processes one-pass molding, and starting for enameled wire is fixed on armature winding leading-out terminal, then pacifies to the second armature winding
The processing that region carries out the second armature winding is filled, after the completion of the second armature winding, enameled wire is directly through spill metallic channel, in turn
The processing that the first armature winding is carried out to the first armature winding installation region, to complete the processing of armature winding；It again will be another
Starting for enameled wire is fixed on secondary windings leading-out terminal, and secondary windings processing is carried out to secondary windings installation region, completes secondary
After grade winding, then by magnetic core mounted on the centre of skeleton, corrected using preliminary test, dipping, trade mark stamp, CP line stitch,
Electrical integration test, visual examination, packaging, complete the production of switching mode power supply transformer；As it can be seen that armature winding is disposably completed,
Armature winding is mutually independent of each other with secondary windings processing, and required material is few, it is easy to realize automated production, significantly improve
Production efficiency；Moreover, the primary and secondary winding coupled degree of the switching mode power supply transformer of the utility model is high, leakage inductance is low, insulate,
It is simple in structure, it is conducive to promote.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model；
In figure label for：Skeleton 1, the first insulation board 11, the second insulation board 12, third insulation board 13, the 4th insulation board 14
Spill metallic channel 15, magnetic core 2, armature winding leading-out terminal 3, secondary windings leading-out terminal 4, feedback winding 5, the first armature winding
6, secondary windings 7, the second armature winding 8.
Specific implementation mode
The utility model is described in further detail below in conjunction with the accompanying drawings.
As shown in Figure 1, the utility model switching mode power supply transformer, including skeleton 1, magnetic core 2, armature winding leading-out terminal 3,
Secondary windings leading-out terminal 4, magnetic core 2 are arranged in the centre of skeleton 1, armature winding leading-out terminal 3, secondary windings leading-out terminal 4
Connection is arranged in the lower section of skeleton 1, and the surrounding of skeleton 1 is followed successively by the first insulation board 11, the installation of the first armature winding from top to bottom
Region, the second insulation board 12, secondary windings installation region, third insulation board 13, the second armature winding installation region, the 4th insulation
Plate 14, in the first armature winding installation region, secondary windings 7 is arranged in secondary windings installation region the setting of the first armature winding 6,
The setting of second armature winding 8 is provided with spill metallic channel 15 at the second armature winding installation region, secondary windings installation region,
Spill metallic channel 15 is spaced from each other by the 5th insulation board with secondary windings 7, and the first armature winding 6 and the second armature winding 8 are logical
The enameled wire crossed in spill metallic channel 15 links together, and the second armature winding 8 is connected with armature winding leading-out terminal 3, secondary
Grade winding 7 is connected with secondary windings leading-out terminal 4.
1 material of skeleton deforms small E4100 (n) material compression mouldings using high temperature resistant, the surrounding of skeleton 1 from top to bottom according to
Secondary is the first insulation board 11, the first armature winding installation region, the second insulation board 12, secondary windings installation region, third insulation
Plate 13, the second armature winding installation region, the 4th insulation board 14, the second insulation board 12 by the first armature winding installation region with
Secondary windings installation region separates, and third insulation board 13 divides secondary windings installation region and the second armature winding installation region
It separates, that is to say, skeleton 1 is 3 groove-splitting structures.When switching mode power supply transformer produces, skeleton 1 passes through injection mould processing one
Starting for enameled wire is fixed on armature winding leading-out terminal 3 by secondary molding, is then carried out to the second armature winding installation region
The processing of second armature winding 8, after the completion of the second armature winding 8, enameled wire is directly through spill metallic channel 15, and then to first
Armature winding installation region carries out the processing of the first armature winding 6, to complete the processing of armature winding 6；Again by another enamel-cover
Starting for line is fixed on secondary windings leading-out terminal 4, and carrying out secondary windings 7 to secondary windings installation region processes, and completes secondary
After winding 7, then by magnetic core 2 mounted on the centre of skeleton 1, corrected using preliminary test, dipping, trade mark stamp, CP line stitch,
Electrical integration test, visual examination, packaging, complete the production of switching mode power supply transformer；As it can be seen that at the beginning of the first armature winding 6, second
Secondary winding 8 is disposably completed, and armature winding is mutually independent of each other with the processing of secondary windings 7, and required material is few, it is easy to realize certainly
Dynamic metaplasia production, significantly improves production efficiency；Moreover, the primary and secondary winding coupled journey of the switching mode power supply transformer of the utility model
Degree is high, and leakage inductance is low, insulate, simple in structure, is conducive to promote.
Specifically, switching mode power supply transformer can also require lower chip etc part to be powered electricity, first
The outside of armature winding 6 is provided with feedback winding 5, between the first armature winding 6 and feedback winding 5 by insulating tape mutually every
It opens.The enameled wire of feedback winding 5 is connected with chip, so that it may which realization is powered it.
In order to ensure insulation effect, influencing each other for secondary windings 7 and the second armature winding 8 is prevented, then as shown in Figure 1,
The third insulation board 13 of 4 top of secondary windings leading-out terminal, the width of the 4th insulation board 14 are than 4 top of secondary windings leading-out terminal
Secondary windings installation region the big 7mm of width.
Claims (3)
1. switching mode power supply transformer, including skeleton (1), magnetic core (2), armature winding leading-out terminal (3), secondary windings leading-out terminal
(4), magnetic core (2) setting is set in the centre of skeleton (1), armature winding leading-out terminal (3), secondary windings leading-out terminal (4) connection
Set the lower section in skeleton (1), it is characterised in that：At the beginning of the surrounding of skeleton (1) is followed successively by the first insulation board (11), first from top to bottom
Grade winding installation region, the second insulation board (12), secondary windings installation region, third insulation board (13), the second armature winding peace
Region, the 4th insulation board (14) are filled, the first armature winding (6) is arranged in the first armature winding installation region, and secondary windings (7) is set
It sets in secondary windings installation region, the second armature winding (8) is arranged in the second armature winding installation region, secondary windings installing zone
Spill metallic channel (15) is provided at domain, spill metallic channel (15) is spaced from each other by the 5th insulation board and secondary windings (7), the
One armature winding (6) is linked together with the second armature winding (8) by the enameled wire in spill metallic channel (15), and second is primary
Winding (8) is connected with armature winding leading-out terminal (3), and secondary windings (7) is connected with secondary windings leading-out terminal (4).
2. switching mode power supply transformer as described in claim 1, it is characterised in that：First armature winding is provided on the outside of (6)
Feedback winding (5) is spaced from each other between the first armature winding (6) and feedback winding (5) by insulating tape.
3. switching mode power supply transformer as described in claim 1 or 2, it is characterised in that：Above secondary windings leading-out terminal (4)
Third insulation board (13), the 4th insulation board (14) width than above secondary windings leading-out terminal (4) secondary windings installation
The big 7mm of width in region.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721751416.2U CN207852452U (en) | 2017-12-14 | 2017-12-14 | Switching mode power supply transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721751416.2U CN207852452U (en) | 2017-12-14 | 2017-12-14 | Switching mode power supply transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207852452U true CN207852452U (en) | 2018-09-11 |
Family
ID=63420730
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721751416.2U Active CN207852452U (en) | 2017-12-14 | 2017-12-14 | Switching mode power supply transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207852452U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110098745A (en) * | 2019-03-20 | 2019-08-06 | 西安航天精密机电研究所 | A kind of constant current source power supply power supply |
-
2017
- 2017-12-14 CN CN201721751416.2U patent/CN207852452U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110098745A (en) * | 2019-03-20 | 2019-08-06 | 西安航天精密机电研究所 | A kind of constant current source power supply power supply |
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