CN203721417U - UI type low-frequency transformer - Google Patents
UI type low-frequency transformer Download PDFInfo
- Publication number
- CN203721417U CN203721417U CN201420065906.7U CN201420065906U CN203721417U CN 203721417 U CN203721417 U CN 203721417U CN 201420065906 U CN201420065906 U CN 201420065906U CN 203721417 U CN203721417 U CN 203721417U
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- hole
- skeleton
- iron core
- frequency transformer
- type low
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Abstract
The utility model relates to a UI type low-frequency transformer, which comprises a first skeleton, a second skeleton, a U-shaped iron core with projection beams at two sides, an I-type iron core, a primary coil, a secondary coil, primary pins, secondary pins, four empty pins, and a shell with grooves, wherein two and a half rings are wrapped with a mylar tape after the primary coil and the secondary coil are wound, and the first skeleton and the second skeleton are arranged in parallel; a first through hole is provided with a first gap communicated with a second through hole, and the second through hole is provided with a second gap communicated with the first through hole; the I-type iron core is transversely inserted into the first through hole, the first gap, the second gap and the second through hole. The two winding skeletons are separately arranged and are provided with the mylar tapes to play a role in improving dielectric strength, and the two skeletons are arranged in parallel, so the height is low. The UI type low-frequency transformer provided by the utility model has the advantages of compact structure, high insulativity, light weight, low height and convenience in piece inserting.
Description
Technical field
The utility model relates to a kind of transformer technology field, particularly relates to a kind of UI type low-frequency transformer.
Background technology
UI type low-frequency transformer is widely used in electronic transformer, inductor, liquid crystal display, LCD TV, DVD, VCD etc. field.
Existing UI type low-frequency transformer, adopts the direct insertion encapsulation of pin, Heavy Weight, and highly high, when inserted sheet is taken a lot of work very much, labour-intensive intensity is large.
Utility model content
The purpose of this utility model is to avoid weak point of the prior art and a kind of compact conformation, lightweight, highly low is provided, and inserted sheet is UI type low-frequency transformer easily.
A kind of UI type low-frequency transformer, comprising: it is I-shaped the first skeleton that front and back have four sides of the first through hole, it is I-shaped the second skeleton that front and back have four sides of the second through hole, both sides have the U-shaped magnetic core of protruding beam, the I type magnetic core being formed by the overlapping placement of some magnetic sheets, be around in the primary coil of the side of described the first skeleton, be around in the secondary coil of the side of described the second skeleton, two primary pins that are electrically connected with described primary coil, two secondary pins that are electrically connected with described secondary coil, four empty pins, the reeded shell of tool, secondary coil and primary coil draw each bag two circles half of adhesive tape with agate afterwards around complete, described the first skeleton and described the second skeleton be arranged in parallel, described the first through hole is provided with the first breach and is communicated with described the second through hole, described the second through hole is provided with the second breach and is communicated with described the first through hole, horizontal first through hole that inserts in of described I shaped iron core, the first breach, the second breach and the second through hole, two described protruding beams of described U-iron core insert respectively described the first through hole and described the second through hole, described the first skeleton, described the second skeleton, described primary coil, described secondary coil, described I shaped iron core and described U-iron core are arranged in the groove of described shell.
Preferably, the insulation distance of above-mentioned the first skeleton and described the second skeleton is 8mm.
Preferably, to draw the thickness of adhesive tape be 0.05mm to above-mentioned agate.
Preferably, above-mentioned U-iron core and described I shaped iron core are silicon steel core.
Preferably, the groove of above-mentioned shell is provided with epoxy resin and seals.
Preferably, the coil of above-mentioned primary coil and described secondary coil is that QA-1 directly welds based polyurethane enamel insulated round copper wire.
The utility model compared with prior art has the following advantages: side, the secondary coil that the primary coil of UI type low-frequency transformer of the present utility model is around in the first skeleton is around in the side of the second skeleton, two bobbins are kept apart setting, and be provided with agate and draw adhesive tape, play the effect that improves dielectric strength, two skeletons be arranged in parallel, and it is highly low.Four empty pins play installation balance and firmly act on.UI type low-frequency transformer of the present utility model has compact conformation, insulativity is high, lightweight, highly low, and inserted sheet is advantage easily.
Brief description of the drawings
The utility model is described in further detail to utilize accompanying drawing, but embodiment in accompanying drawing does not form any restriction of the present utility model.
Fig. 1 is the Facad structure schematic diagram except decapsidate of UI type low-frequency transformer of the present utility model;
Fig. 2 is the side structure schematic diagram except decapsidate of UI type low-frequency transformer of the present utility model;
Fig. 3 is the structural representation of looking up of UI type low-frequency transformer of the present utility model;
Fig. 4 is the structural representation of the iron core of UI type low-frequency transformer of the present utility model;
Fig. 5 is the structural representation that the iron core of UI type low-frequency transformer of the present utility model penetrates skeleton.
Embodiment
With accompanying drawing, the utility model is further described with the following Examples:
A kind of UI type low-frequency transformer, as shown in Figures 1 to 5, comprise: it is I-shaped the first skeleton 10 that front and back have 11 4 sides of the first through hole, it is I-shaped the second skeleton 20 that front and back have 21 4 sides of the second through hole, both sides have the U-iron core 30 of protruding beam 31, the I shaped iron core 40 being formed by the overlapping placement of some iron plates 41, be around in the primary coil 50 of the side of described the first skeleton 10, be around in the secondary coil (not indicating in figure) of the side of described the second skeleton 20, two primary pins 51 that are electrically connected with described primary coil 50, two secondary pins 52 that are electrically connected with described secondary coil (not indicating in figure), four empty pins 53, there is the shell 60 of groove 61, between secondary coil (not indicating in figure) and primary coil 50, be provided with agate and draw adhesive tape (not indicating in figure), described the first skeleton 10 be arranged in parallel with described the second skeleton 20, described the first through hole 11 is provided with the first breach 12 and is communicated with described the second through hole 21, described the second through hole 21 is provided with the second breach 22 and is communicated with described the first through hole 11, horizontal first through hole 11 that inserts in of described I shaped iron core 40, the first breach 12, the second breach 22 and the second through hole 21, two described protruding beams 31 of described U-iron core 30 insert respectively described the first through hole 11 and described the second through hole 21, described the first skeleton 10, described the second skeleton 20, described primary coil 50, described secondary coil (not indicating in figure), described I shaped iron core 40 and described U-iron core 30 are arranged in the groove 61 of described shell 60.
The primary coil 50 of UI type low-frequency transformer of the present utility model is around in the side of the first skeleton 10, the side that secondary coil (not indicating in figure) is around in the second skeleton 20, two bobbins are kept apart setting, and be provided with transparent agate and draw glue, play the effect that improves dielectric strength, two skeletons be arranged in parallel, and it is highly low.Four empty pins 53 play installation balance and firmly act on.UI type low-frequency transformer of the present utility model has compact conformation, insulativity is high, lightweight, highly low, and inserted sheet is advantage easily.Particularly, to draw the thickness of adhesive tape (in figure do not indicate) can be 0.05mm to agate.
Preferably, the insulation distance of the first skeleton 10 and described the second skeleton 20 is 8mm, makes UI type low-frequency transformer of the present utility model have good insulation effect.
Preferably, U-iron core 30 and described I shaped iron core 40 are ferrocart core.Can further reduce the distributed capacitance of UI type low-frequency transformer.
Preferably, as shown in Figure 3, the groove 61 of shell 60 is provided with epoxy resin 70 and seals.Epoxy resin 70 is sealed the effect of playing insulation protection and moistureproof antidetonation.
Preferably, the coil of primary coil 50 and secondary coil (not indicating in figure) is that QA-1 directly welds based polyurethane enamel insulated round copper wire.This QA-1 directly welds the withstand voltage 4.0KV of reaching of insulation breakdown of based polyurethane enamel insulated round copper wire, can improve the effect of dielectric strength, isolated eddy current, reduces the distributed capacitance of UI type low-frequency transformer transformer.
Finally should be noted that; above embodiment is only in order to illustrate the technical solution of the utility model; but not restriction to the utility model protection range; although the utility model has been done to explain with reference to preferred embodiment; those of ordinary skill in the art is to be understood that; can modify or be equal to replacement the technical solution of the utility model, and not depart from essence and the scope of technical solutions of the utility model.
Claims (6)
1. a UI type low-frequency transformer, is characterized in that, comprising: it is I-shaped the first skeleton that front and back have four sides of the first through hole, it is I-shaped the second skeleton that front and back have four sides of the second through hole, both sides have the U-iron core of protruding beam, the I shaped iron core being formed by the overlapping placement of some magnetic sheets, be around in the primary coil of the side of described the first skeleton, be around in the secondary coil of the side of described the second skeleton, two primary pins that are electrically connected with described primary coil, two secondary pins that are electrically connected with described secondary coil, four empty pins, the reeded shell of tool, between secondary coil and primary coil, draw each bag two circles half of adhesive tape with agate afterwards around complete, described the first skeleton and described the second skeleton be arranged in parallel, described the first through hole is provided with the first breach and is communicated with described the second through hole, described the second through hole is provided with the second breach and is communicated with described the first through hole, horizontal first through hole that inserts in of described I shaped iron core, the first breach, the second breach and the second through hole, two described protruding beams of described U-iron core insert respectively described the first through hole and described the second through hole, described the first skeleton, described the second skeleton, described primary coil, described secondary coil, described I shaped iron core and described U-iron core are arranged in the groove of described shell.
2. UI type low-frequency transformer according to claim 1, is characterized in that, the insulation distance of described the first skeleton and described the second skeleton is 8mm.
3. UI type low-frequency transformer according to claim 1, is characterized in that, it is 0.05mm that described agate draws the thickness of adhesive tape.
4. UI type low-frequency transformer according to claim 1, is characterized in that, described U-iron core and described I shaped iron core are silicon steel core.
5. UI type low-frequency transformer according to claim 1, is characterized in that, the groove of described shell is provided with epoxy resin and seals.
6. according to the UI type low-frequency transformer described in claim 1 or 2 or 3 or 4, it is characterized in that, the coil of described primary coil and described secondary coil is that QA-1 directly welds based polyurethane enamel insulated round copper wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420065906.7U CN203721417U (en) | 2014-02-14 | 2014-02-14 | UI type low-frequency transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420065906.7U CN203721417U (en) | 2014-02-14 | 2014-02-14 | UI type low-frequency transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203721417U true CN203721417U (en) | 2014-07-16 |
Family
ID=51160555
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420065906.7U Expired - Fee Related CN203721417U (en) | 2014-02-14 | 2014-02-14 | UI type low-frequency transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203721417U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107086111A (en) * | 2017-06-23 | 2017-08-22 | 太仓市变压器有限公司 | A kind of high frequency transformer core structure |
| CN109119224A (en) * | 2018-09-10 | 2019-01-01 | 东莞市玖欣电机制造有限公司 | A kind of sound equipment two-pipe iron core transformer |
-
2014
- 2014-02-14 CN CN201420065906.7U patent/CN203721417U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107086111A (en) * | 2017-06-23 | 2017-08-22 | 太仓市变压器有限公司 | A kind of high frequency transformer core structure |
| CN109119224A (en) * | 2018-09-10 | 2019-01-01 | 东莞市玖欣电机制造有限公司 | A kind of sound equipment two-pipe iron core transformer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 518040, Guangdong Province, Longgang District, Shenzhen District, Bantian street, gang tau community, 18 door Road, five industrial park, Asia, on the right of the four floor Patentee after: Shenzhen Kangpu Rui Electronics Co. Ltd. Address before: 518040, Guangdong Province, Longgang District, Shenzhen District, Bantian street, gang tau community, 18 door Road, five industrial park, Asia, on the right of the four floor Patentee before: Shenzhen CE Electronics Co.,Ltd. |
|
| 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: 20140716 Termination date: 20170214 |