CN105913999B - A kind of UC types power-supply filter structure - Google Patents
A kind of UC types power-supply filter structure Download PDFInfo
- Publication number
- CN105913999B CN105913999B CN201610330017.2A CN201610330017A CN105913999B CN 105913999 B CN105913999 B CN 105913999B CN 201610330017 A CN201610330017 A CN 201610330017A CN 105913999 B CN105913999 B CN 105913999B
- Authority
- CN
- China
- Prior art keywords
- magnetic core
- skeleton base
- positioning hole
- guide slot
- intracavity sidewall
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 30
- 229910052802 copper Inorganic materials 0.000 claims abstract description 18
- 239000010949 copper Substances 0.000 claims abstract description 18
- 238000004804 winding Methods 0.000 claims abstract description 8
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000009434 installation Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000003071 parasitic effect Effects 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005670 electromagnetic radiation Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F17/00—Fixed inductances of the signal type
- H01F17/04—Fixed inductances of the signal type with magnetic core
- H01F17/045—Fixed inductances of the signal type with magnetic core with core of cylindric geometry and coil wound along its longitudinal axis, i.e. rod or drum core
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/08—Cooling; Ventilating
- H01F27/085—Cooling by ambient air
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/30—Fastening or clamping coils, windings, or parts thereof together; Fastening or mounting coils or windings on core, casing, or other support
- H01F27/306—Fastening or mounting coils or windings on core, casing or other support
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F17/00—Fixed inductances of the signal type
- H01F17/04—Fixed inductances of the signal type with magnetic core
- H01F17/045—Fixed inductances of the signal type with magnetic core with core of cylindric geometry and coil wound along its longitudinal axis, i.e. rod or drum core
- H01F2017/046—Fixed inductances of the signal type with magnetic core with core of cylindric geometry and coil wound along its longitudinal axis, i.e. rod or drum core helical coil made of flat wire, e.g. with smaller extension of wire cross section in the direction of the longitudinal axis
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
- Filters And Equalizers (AREA)
Abstract
The invention discloses a kind of UC types power-supply filter structure, including skeleton base and the magnetic core being placed on skeleton base inner chamber, copper cash is wound with described magnetic core, the bottom of skeleton base is provided with 4 pins, described magnetic core is hollow, described copper cash is flat copper wire, flat copper wire is rotating around on two symmetrical side columns for being connected on hollow magnetic core, the upper surface of magnetic core is provided with the coiling positioning hole for facilitating automatic winding in the center of side column, described skeleton base intracavity sidewall is provided with small column, small column is connected in coiling positioning hole, described magnetic core is provided with guide slot in lower surface, described skeleton base intracavity sidewall is provided with the locator projections portion matched with guide slot, the intracavity sidewall surrounding of described skeleton base is equipped with heat emission hole, described guide slot is shaped as trapezoidal or triangle.Manufacturing cost of the present invention is low, and anti-EMI filter performance and shield effectiveness are good.
Description
Present patent application is a kind of divisional application of invention and created name " UC types power-supply filter ", the Shen of original application
Please be on December 5th, 2014 day, Application No. 2014107339632.
Technical field
The present invention relates to a kind of UC types power-supply filter.
Background technology
At present, power-supply filter is used on transformer, nowadays the sector development comparative maturity, the main hair of general enterprises
Exhibition direction is intended to reduce manually, realizes automation, reduces cost.Power-supply filter is also often in industries such as TV, illuminations simultaneously
It is interior to be used, and electromagnetic radiation pollution generally be present in this kind of industry, so increase anti-EMI filter and shield effectiveness, turn into this kind of power supply
The Main Topics of wave filter.
The content of the invention
The technical problem to be solved in the invention is to provide a kind of UC types power-supply filter structure, and manufacturing cost is low, and
Anti-EMI filter performance and shield effectiveness are good.
The technical scheme is that：A kind of UC types power-supply filter structure, including skeleton base and it is placed on skeleton base
Magnetic core on seat inner chamber, is wound with copper cash on described magnetic core, the bottom of skeleton base is provided with 4 pins, and described magnetic core is mouth
Font, described copper cash are flat copper wire, flat copper wire rotating around on two symmetrical side columns for being connected on hollow magnetic core, magnetic core
Upper surface is provided with the center of side column facilitates the coiling positioning hole of automatic winding, on described skeleton base intracavity sidewall
Provided with small column, small column is connected in coiling positioning hole, and described magnetic core is provided with guide slot, described skeleton base in lower surface
Seat intracavity sidewall is provided with the locator projections portion that is matched with guide slot, and the intracavity sidewall surrounding of described skeleton base is equipped with scattered
Hot hole, described guide slot are shaped as trapezoidal or triangle.
Preferably, described coiling positioning hole is rectangle.
After the technical program, the winding mode in this programme is hollow magnetic core, circle, EE type magnetic than tradition
Core more easily realized around line automation, and the magnetic core of hollow is provided with coiling positioning hole, coiling positioning hole be used to being aligned around
Locating dowel in line equipment, directly automatic rotary magnetic core can quickly realize coiling after having good positioning, it is possible to achieve it is increasingly automated,
Cost is reduced, and is compared than former EE types magnetic core, the magnetic core of hollow more improves magnetic core utilization rate, and secondly being used in this programme is
Flat copper wire, traditional copper cash are circle, and flat copper wire is limited in linear distance relative to the advantages of circular copper cash,
Change the shape of line, can be more around about 3 times or so than the general circular copper cash number of turn, so as to lift overall inductance value, and favorably
In more preferable radiating, the copper cash of same sectional area, area of dissipation is significantly increased, additionally, due to can than the original product identical number of turn
To reduce the number of plies, therefore parasitic capacitance value can be reduced, greatly improve product anti-EMI filter performance, finally utilize on skeleton base
The structure of small column is set, have matched original coiling positioning hole in magnetic core well, magnetic core can be caused to be filled with skeleton base
It is more preferable with precision, prevent magnetic core from rocking.
Brief description of the drawings
Accompanying drawing 1 is schematic three dimensional views of the invention；
Accompanying drawing 2 is schematic top plan view of the present invention；
Accompanying drawing 3 is the schematic diagram of skeleton base；
Accompanying drawing 4 is the schematic diagram of magnetic core and copper cash.
Embodiment
The embodiment of the present invention is described further below in conjunction with the accompanying drawings：
As shown in Figures 1 to 4, a kind of UC types power-supply filter, including skeleton base 1 and be placed in skeleton base inner chamber
Magnetic core 2, be wound with copper cash 3 on described magnetic core, the bottom of skeleton base is provided with 4 pins 11, and described magnetic core is hollow,
The magnetic core both sides of hollow are two side columns 21, and described copper cash is flat copper wire, and flat copper wire is rotating around being connected on hollow magnetic
On the symmetrical side column of two of core, the upper surface of magnetic core is provided with the center of side column facilitates the coiling of automatic winding to position
Hole 22, the position of coiling positioning hole are located at the axial line of side column and the intersection of magnetic core upper surface, and coiling positioning hole is used to be aligned
Locating dowel on spooling equipment, described coiling positioning hole 22 is preferably rectangular, and rectangular indexing holes match energy with rectangle locating dowel
Realization is circumferential spacing, it is not recommended that using circular port, circular port can not be circumferential spacing with circular locating dowel realization, when locating dowel is with determining
Position hole fix after, open spooling equipment can automatic rotary magnetic core, to realize automatic winding, relative to traditional circular magnetic core will
More convenient automation, reduces cost, and is compared than former EE types magnetic core, and the magnetic core of hollow more improves magnetic core utilization rate, its
Using being flat copper wire in secondary this programme, traditional copper cash is circle, and flat copper wire is relative to the advantages of circular copper cash
It is limited to change the shape of line in linear distance, can be more around about 3 times or so than the general circular copper cash number of turn, so as to lift entirety
Inductance value, and be advantageous to preferably radiate, the copper cash of same sectional area, area of dissipation is significantly increased, additionally, due to than
The original product identical number of turn can reduce the number of plies, therefore can reduce parasitic capacitance value, greatly improve product anti-EMI filter performance, separately
Outer described skeleton base intracavity sidewall is provided with small column 12, and small column is connected in coiling positioning hole, using small column with
The cooperation of coiling positioning hole, it can make it that magnetic core and skeleton base assembling precision are more preferable, prevent magnetic core from rocking, be particularly suitable for using
Installation power-supply filter on the transformer, because transformer vibrates larger when working, rocking for magnetic core is also bigger, and utilizes
The structure of this programme can avoid problems very well.
As shown in Figure 2, described magnetic core is provided with guide slot 23 in lower surface, is set on described skeleton base intracavity sidewall
There is the advantages of locator projections portion 13 matched with guide slot, the design to be to allow operating personnel correctly to differentiate in practical set
The mounting surface of magnetic core because the magnetic core in this programme is hollow magnetic core, both sides column symmetry and set, it is but actual according to building ring
Border is different, and the direction of its coiling is different, two kinds of different winding modes of anti-clockwise windings and coiling clockwise be present, but outside
It is less susceptible to differentiate in sight, operating personnel are easily put back in actual installation, and there is provided guide slot and locator projections portion
Afterwards, assembling can be more intuitively and effectively oriented, avoids the generation of the above situation, preferably, the described shape of guide slot 23
Shape is trapezoidal or triangle, and trapezoidal or triangle has certain conical surface guide effect in actual installation, more convenient
Contraposition；In addition, the intracavity sidewall surrounding of described skeleton base is equipped with heat emission hole 14, magnetic core and copper cash meeting in real work
Certain heat is produced, the presence of heat emission hole helps as early as possible to distribute this partial heat out of skeleton base.
Only just the present invention preferably example is described above, but is not to be construed as limiting the scope of the invention.This hair
Bright not only limitation and above example, its concrete structure allow to change, and those skilled in the art can make respectively according to the present invention
Kind changes and deformation, without departing from the spirit of the present invention, all should belong to scope defined in appended claims of the present invention.
Claims (2)
1. a kind of UC types power-supply filter structure, including skeleton base（1）And it is placed on the magnetic core in skeleton base inner chamber（2）,
Copper cash is wound with described magnetic core（3）, the bottom of skeleton base is provided with 4 pins（11）, it is characterised in that：Described magnetic core is
Hollow, described copper cash are flat copper wire, and flat copper wire is rotating around two symmetrical side columns for being connected on hollow magnetic core（21）On,
The upper surface of magnetic core is provided with the coiling positioning hole for facilitating automatic winding in the center of side column（22）, the position of coiling positioning hole
Small column is provided with setting in the axial line and the intersection of magnetic core upper surface, described skeleton base intracavity sidewall of side column
（12）, small column is connected in coiling positioning hole, and described magnetic core is provided with guide slot in lower surface（23）, described skeleton base
Intracavity sidewall is provided with the locator projections portion matched with guide slot（13）, the intracavity sidewall surrounding of described skeleton base is equipped with
Heat emission hole（14）, described guide slot（23）It is shaped as trapezoidal or triangle.
A kind of 2. UC types power-supply filter structure according to claim 1, it is characterised in that：Described coiling positioning hole
（22）For rectangle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610330017.2A CN105913999B (en) | 2014-12-05 | 2014-12-05 | A kind of UC types power-supply filter structure |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410733963.2A CN104505216B (en) | 2014-12-05 | 2014-12-05 | A kind of UC type power-supply filter |
| CN201610330017.2A CN105913999B (en) | 2014-12-05 | 2014-12-05 | A kind of UC types power-supply filter structure |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410733963.2A Division CN104505216B (en) | 2014-12-05 | 2014-12-05 | A kind of UC type power-supply filter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105913999A CN105913999A (en) | 2016-08-31 |
| CN105913999B true CN105913999B (en) | 2017-12-19 |
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Family Applications (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610330796.6A Active CN105914001B (en) | 2014-12-05 | 2014-12-05 | A kind of UC types power-supply filter structure |
| CN201610330017.2A Active CN105913999B (en) | 2014-12-05 | 2014-12-05 | A kind of UC types power-supply filter structure |
| CN201410733963.2A Active CN104505216B (en) | 2014-12-05 | 2014-12-05 | A kind of UC type power-supply filter |
| CN201610330236.0A Active CN105914000B (en) | 2014-12-05 | 2014-12-05 | A kind of UC types power-supply filter |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610330796.6A Active CN105914001B (en) | 2014-12-05 | 2014-12-05 | A kind of UC types power-supply filter structure |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410733963.2A Active CN104505216B (en) | 2014-12-05 | 2014-12-05 | A kind of UC type power-supply filter |
| CN201610330236.0A Active CN105914000B (en) | 2014-12-05 | 2014-12-05 | A kind of UC types power-supply filter |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105914001B (en) * | 2014-12-05 | 2017-09-08 | 海宁联丰东进电子有限公司 | A kind of UC types power-supply filter structure |
| CN106098321B (en) * | 2016-07-05 | 2017-12-19 | 海宁联丰东进电子有限公司 | A kind of assembly type multifunctional filter |
| CN107093513A (en) * | 2017-06-23 | 2017-08-25 | 太仓市变压器有限公司 | A kind of magnetic core of transformer component |
| CN107545975A (en) * | 2017-08-09 | 2018-01-05 | 海宁联丰东进电子有限公司 | A kind of magnetic core of transformer for increasing inductance value and differential mode sensibility reciprocal |
| CN109102995A (en) * | 2018-09-21 | 2018-12-28 | 无锡晶磊电子有限公司 | A kind of ETC type inductor and its manufacturing method |
| CN112562991B (en) * | 2020-11-04 | 2022-03-04 | 广东电网有限责任公司 | Heat radiator for dry-type transformer coil |
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| CN105914000A (en) * | 2014-12-05 | 2016-08-31 | 海宁联丰东进电子有限公司 | Power filter |
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| CN2745198Y (en) * | 2004-06-28 | 2005-12-07 | 施学铭 | A power filter |
| CN201001041Y (en) * | 2007-01-11 | 2008-01-02 | 范干 | Electric power filter |
| KR200444582Y1 (en) * | 2008-09-04 | 2009-05-25 | 크로바하이텍(주) | Line filter |
| CN101719413B (en) * | 2009-12-30 | 2011-07-20 | 苏州冠达磁业有限公司 | Inductance device |
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2014
- 2014-12-05 CN CN201610330796.6A patent/CN105914001B/en active Active
- 2014-12-05 CN CN201610330017.2A patent/CN105913999B/en active Active
- 2014-12-05 CN CN201410733963.2A patent/CN104505216B/en active Active
- 2014-12-05 CN CN201610330236.0A patent/CN105914000B/en active Active
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| CN105914000A (en) * | 2014-12-05 | 2016-08-31 | 海宁联丰东进电子有限公司 | Power filter |
| CN105914001A (en) * | 2014-12-05 | 2016-08-31 | 海宁联丰东进电子有限公司 | UC-type power filter improved structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105914001A (en) | 2016-08-31 |
| CN104505216B (en) | 2016-08-24 |
| CN105914000A (en) | 2016-08-31 |
| CN104505216A (en) | 2015-04-08 |
| CN105914001B (en) | 2017-09-08 |
| CN105913999A (en) | 2016-08-31 |
| CN105914000B (en) | 2017-09-08 |
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