CN105405609A - Filter inductor - Google Patents
Filter inductor Download PDFInfo
- Publication number
- CN105405609A CN105405609A CN201510947060.9A CN201510947060A CN105405609A CN 105405609 A CN105405609 A CN 105405609A CN 201510947060 A CN201510947060 A CN 201510947060A CN 105405609 A CN105405609 A CN 105405609A
- Authority
- CN
- China
- Prior art keywords
- copper sheet
- sheet winding
- filter inductor
- jack
- connection end
- 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.)
- Granted
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Classifications
-
- 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
- H01F27/2871—Pancake coils
-
- 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
- H01F27/24—Magnetic cores
-
- 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
Abstract
The invention relates to a filter inductor, which comprises two E-type magnetic cores, a first copper sheet winding, a second copper sheet winding and an insulating sheet, wherein the two E-type magnetic cores are spliced to the each other; each E-type magnetic core comprises a bottom plate, a wrapping post and two side posts; the first copper sheet winding and the second copper sheet winding are arranged around the wrapping posts and comprise a plurality of stacked copper sheets; the first copper sheet winding and the second copper sheet winding are overlapped, and are formed into a vortex structure according to the shapes of the wrapping posts; the first copper sheet winding comprises a first external connection end and a first internal connection end; the first internal connection end is arranged close to the wrapping posts; the second copper sheet winding comprises a second external connection end and a second internal connection end; and the second internal connection end is arranged close to the wrapping posts and is electrically connected with the first internal connection end. The filter inductor is relatively small in size; and through the first copper sheet winding and the second copper sheet winding, which are arranged around the wrapping posts of the E-type magnetic cores, comprise the plurality of stacked copper sheets and are formed into the vortex structure according to the shapes of the wrapping posts, the filter inductor can bear a relatively high direct current; the skin effect is lowered; and the loss power is reduced.
Description
Technical field
The present invention relates to a kind of filter inductor.
Background technology
At present, reduce vehicle fuel consume and discharge one of emphasis becoming global concern with reduction, be badly in need of taking various effective measures and method, propulsion energy-saving reduces discharging with all strength.Automobile uses and disposal of pollutants rich and influential family as oil, has become the focus of government department and various circles of society's concern.Therefore, the energy-conservation and new-energy automobile that to develop with electric automobile and substitute fuel automobile be representative, will become the Important Action practicing energy-saving and emission-reduction in China's field of traffic.
Along with the universal of new-energy automobile and popularization, when power supply is powered to the power consumption equipment in new-energy automobile, usually need to install filter inductor additional, due to traditional filter inductor complex structure, be unfavorable for miniaturization; And, because larger direct current cannot be carried, cause new-energy automobile to be subject to larger restriction at traveling aspect of performance; Again because skin effect is serious, loss power is comparatively large, shortens the course continuation mileage of new-energy automobile.
Summary of the invention
Based on this, be necessary for the problems referred to above, provide a kind of volume little, larger direct current can be carried and reduce the filter inductor of skin effect.
A kind of filter inductor, comprise two the E-type magnetic cores spliced mutually, each E-type magnetic core comprises base plate and the wrapping post be located on base plate and two lateral columns, two lateral columns are symmetrically distributed in wrapping post both sides, and described filter inductor also comprises: arrange and the insulating trip having the first copper sheet winding of the copper sheet of some stacked settings and the second copper sheet winding and be located between the first copper sheet winding and the second copper sheet winding around described wrapping post; First copper sheet winding and the second copper sheet winding stack setting; First copper sheet winding and the second copper sheet winding are all turbulent structure according to the shape of wrapping post; First copper sheet winding there is the first external connection end and close on that wrapping post arranges first in connect end, the second copper sheet winding there is the second external connection end and close on that wrapping post arranges second in connect end, connect end in first and be electrically connected with connecing in second to hold.
Wherein in an embodiment, connect end in described first and offer the first jack, connect end in described second and offer the second jack arranged with the first receptacle alignment; Described filter inductor also comprises the first conductive pin, and this first conductive pin inserts in the first jack and the second jack.
Wherein in an embodiment, described filter inductor also comprises the second conductive pin and has the bed course of copper sheet of some stacked settings, this bed course offers the 3rd jack; Described first external connection end offers the 4th jack arranged with the 3rd receptacle alignment; Described second conductive pin inserts in the 3rd jack and the 4th jack.
Wherein in an embodiment, described bed course offers some first external hole, and described second external connection end offers some second external hole.
Wherein in an embodiment, described first copper sheet winding and close between its E-type magnetic core arranged and be provided with insulating trip; Described second copper sheet winding and close between its E-type magnetic core arranged and be provided with insulating trip.
Above-mentioned filter inductor small volume, arrange, have the copper sheet of some stacked settings by the wrapping post around E-type magnetic core and be the first copper sheet winding and the second copper sheet winding of turbulent structure according to the shape of wrapping post, make filter inductor can carry larger direct current and reduce skin effect, Loss reducing power.
Accompanying drawing explanation
Fig. 1 is the structural representation of the filter inductor of a preferred embodiment of the present invention;
Fig. 2 is the explosive view of filter inductor shown in Fig. 1.
Embodiment
For the ease of understanding the present invention, below with reference to relevant drawings, the present invention is described more fully.Preferred embodiment of the present invention is given in accompanying drawing.But the present invention can realize in many different forms, is not limited to embodiment described herein.On the contrary, provide the object of these embodiments be make the understanding of disclosure of the present invention more comprehensively thorough.
As depicted in figs. 1 and 2, the filter inductor 10 of a preferred embodiment of the present invention, comprise two the E-type magnetic cores 11 spliced mutually, each E-type magnetic core 11 comprises base plate 111 and the wrapping post 112 be located on base plate 111 and two lateral columns, 113, two lateral columns 113 are symmetrically distributed in wrapping post 112 both sides.Filter inductor 10 also comprises: the first copper sheet winding 12 arranged around wrapping post 112 and the second copper sheet winding 13, be located at the first insulating trip 14, first copper sheet winding 12 between the first copper sheet winding 12 and the second copper sheet winding 13 and close on the second insulating trip 15 and the second copper sheet winding 13 that arrange between its E-type magnetic core 11 arranged and close on the 3rd insulating trip 16 arranged between its E-type magnetic core 11 arranged.
First copper sheet winding 12 and the second copper sheet winding 13 stack setting.First copper sheet winding 12 and the second copper sheet winding 13 are all turbulent structure according to the shape of wrapping post 112.First copper sheet winding 12 and the second copper sheet winding 13 all have the copper sheet of some stacked settings.In the present embodiment, the wrapping post 112 of E-type magnetic core 11 is in rectangular-shaped, and in other embodiments, the wrapping post 112 of E-type magnetic core 11 also can in cylindric.
First copper sheet winding 12 there is the first external connection end 121 and close on that wrapping post 112 arranges first in connect end 122.Second copper sheet winding 13 there is the second external connection end 131 and close on that wrapping post 112 arranges second in connect end 132.Connect end 122 in first and connect end 132 in second and be electrically connected.Concrete, connect end 122 in first and offer the first jack 123, connect end 132 in second and offer the second jack 133 arranged that to align with the first jack 123.Filter inductor 10 also comprises the first conductive pin 17, and this first conductive pin 17 inserts in the first jack 123 and the second jack 133, with realize connecing in first end 122 by the first conductive pin 17 with connect end 132 in second and be electrically connected.
Because the first copper sheet winding 12 and the second copper sheet winding 13 are for stacking setting, first external connection end 121 of the first copper sheet winding 12 and the second external connection end 131 of the second copper sheet winding 13 are in differing heights plane, not easily install on circuit boards, in order to head it off, filter inductor 10 also comprises the second conductive pin 18 and has the bed course 19 of copper sheet of some stacked settings, this bed course 19 offers the 3rd jack 191.First external connection end 121 offers the 4th jack 124 arranged that to align with the 3rd jack 191.Second conductive pin 18 inserts in the 3rd jack 191 and the 4th jack 124, is electrically connected by the second conductive pin 18 to realize bed course 19 with the first external connection end 121.
In the present embodiment, bed course 19 offers some first external hole 192, second external connection end 131 offers some second external hole 134, to realize passing the first external hole 192 and the second external hole 134 by the threaded fastener such as screw, bolt, is installed on circuit boards by filter inductor 10.
Above-mentioned filter inductor 10 small volume, arranged, have the copper sheet of some stacked settings by the wrapping post 112 around E-type magnetic core 11 and be the first copper sheet winding 12 and the second copper sheet winding 13 of turbulent structure according to the shape of wrapping post 112, make filter inductor 10 can carry larger direct current and reduce skin effect, Loss reducing power.
The above embodiment only have expressed several execution mode of the present invention, and it describes comparatively concrete and detailed, but can not therefore be construed as limiting the scope of the patent.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection range of patent of the present invention should be as the criterion with claims.
Claims (5)
1. a filter inductor, comprise two the E-type magnetic cores spliced mutually, each E-type magnetic core comprises base plate and the wrapping post be located on base plate and two lateral columns, two lateral columns are symmetrically distributed in wrapping post both sides, it is characterized in that, described filter inductor also comprises: arrange and the insulating trip having the first copper sheet winding of the copper sheet of some stacked settings and the second copper sheet winding and be located between the first copper sheet winding and the second copper sheet winding around described wrapping post; First copper sheet winding and the second copper sheet winding stack setting; First copper sheet winding and the second copper sheet winding are all turbulent structure according to the shape of wrapping post; First copper sheet winding there is the first external connection end and close on that wrapping post arranges first in connect end, the second copper sheet winding there is the second external connection end and close on that wrapping post arranges second in connect end, connect end in first and be electrically connected with connecing in second to hold.
2. filter inductor according to claim 1, is characterized in that, connects end and offer the first jack in described first, connects end and offer the second jack arranged with the first receptacle alignment in described second; Described filter inductor also comprises the first conductive pin, and this first conductive pin inserts in the first jack and the second jack.
3. filter inductor according to claim 1, is characterized in that, described filter inductor also comprises the second conductive pin and has the bed course of copper sheet of some stacked settings, this bed course offers the 3rd jack; Described first external connection end offers the 4th jack arranged with the 3rd receptacle alignment; Described second conductive pin inserts in the 3rd jack and the 4th jack.
4. filter inductor according to claim 3, is characterized in that, described bed course offers some first external hole, and described second external connection end offers some second external hole.
5. filter inductor according to claim 1, is characterized in that, described first copper sheet winding and close between its E-type magnetic core arranged and be provided with insulating trip; Described second copper sheet winding and close between its E-type magnetic core arranged and be provided with insulating trip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510947060.9A CN105405609B (en) | 2015-12-16 | 2015-12-16 | Filter inductor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510947060.9A CN105405609B (en) | 2015-12-16 | 2015-12-16 | Filter inductor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105405609A true CN105405609A (en) | 2016-03-16 |
| CN105405609B CN105405609B (en) | 2018-01-30 |
Family
ID=55471032
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510947060.9A Active CN105405609B (en) | 2015-12-16 | 2015-12-16 | Filter inductor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105405609B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63278316A (en) * | 1987-05-11 | 1988-11-16 | Fuji Electric Co Ltd | Oil processor for applying mixed insulating oil |
| CN201348924Y (en) * | 2009-02-10 | 2009-11-18 | 田先平 | Planar transformer winding |
| CN101645345A (en) * | 2008-08-07 | 2010-02-10 | 台达电子工业股份有限公司 | Conductive winding structure and magnetic element applying conductive winding structure |
| CN103632812A (en) * | 2013-12-14 | 2014-03-12 | 芜湖科伟兆伏电子有限公司 | Heavy-current high-frequency plane inductor and making method thereof |
| CN203706831U (en) * | 2014-02-19 | 2014-07-09 | 艾默生网络能源有限公司 | Planar transformer |
| CN205282252U (en) * | 2015-12-16 | 2016-06-01 | 东莞市昱懋纳米科技有限公司 | Filtering electrical sensor |
-
2015
- 2015-12-16 CN CN201510947060.9A patent/CN105405609B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63278316A (en) * | 1987-05-11 | 1988-11-16 | Fuji Electric Co Ltd | Oil processor for applying mixed insulating oil |
| CN101645345A (en) * | 2008-08-07 | 2010-02-10 | 台达电子工业股份有限公司 | Conductive winding structure and magnetic element applying conductive winding structure |
| CN201348924Y (en) * | 2009-02-10 | 2009-11-18 | 田先平 | Planar transformer winding |
| CN103632812A (en) * | 2013-12-14 | 2014-03-12 | 芜湖科伟兆伏电子有限公司 | Heavy-current high-frequency plane inductor and making method thereof |
| CN203706831U (en) * | 2014-02-19 | 2014-07-09 | 艾默生网络能源有限公司 | Planar transformer |
| CN205282252U (en) * | 2015-12-16 | 2016-06-01 | 东莞市昱懋纳米科技有限公司 | Filtering electrical sensor |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105405609B (en) | 2018-01-30 |
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