CN204270769U - FERRITE CORE and high frequency transformer - Google Patents
FERRITE CORE and high frequency transformer Download PDFInfo
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- CN204270769U CN204270769U CN201420642572.5U CN201420642572U CN204270769U CN 204270769 U CN204270769 U CN 204270769U CN 201420642572 U CN201420642572 U CN 201420642572U CN 204270769 U CN204270769 U CN 204270769U
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- column
- ferrite core
- lateral
- ferrite
- columns
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Abstract
The utility model discloses a kind of FERRITE CORE and high frequency transformer, belongs to magnetic core and field transformer.This FERRITE CORE is in " ［ " shape, comprise the lateral column of column and two square bodies, two lateral columns are connected to the two ends of column symmetrically, the alien invasion of column is concordant with the lateral surface of lateral column, the horizontal cross section dimension of lateral column is greater than the horizontal cross section dimension of column, just defines the platform of approximate " U " shape like this on the joint face of lateral column.A kind of high frequency transformer, be made up of multiple FERRITE CORE, described FERRITE CORE should be close to and be arranged on same horizontal plane, and the lateral column of adjacent magnetic core contacts with there being a face between lateral column.This magnetic core does not need magnetic core framework, can coiling multiturn secondary coil, leakage field is little, core loss is low, the effect that this high frequency transformer is used for starting electric motor car in the energy recovering circuit of electric motor car etc., goes up a slope, chokes regenerated energy when accelerating plays recycling of boosting.
Description
Technical field
The utility model relates to a kind of FERRITE CORE and high frequency transformer, particularly a kind of for the FERRITE CORE in electric vehicle energy recovery circuit and high frequency transformer.
Background technology
FERRITE CORE is one of core material producing transformer.High frequency transformer is mainly used in Switching Power Supply at present, the direct input power in two ends of primary coil; At present, the primary coil of high frequency transformer is not used as choking-winding, namely the energy recovering circuit being used in electric motor car etc. plays chokes energy-conserving action, also the secondary coil of high frequency transformer is not used as boosting to amplify, realize reclaiming the effect of chokes regenerated energy, not there is the Special iron ferrite core of good energy regenerating effect; And the FERRITE CORE of existing high frequency transformer generally will be equipped with the skeleton of fixed coil winding, complex structure, takies larger space, and leakage flux is larger because of the reason of structural design; And because of structural design reason be difficult to heat radiation, easily make coil heating, reduction of service life.
Summary of the invention
The purpose of this utility model is to provide a kind of FERRITE CORE not needing magnetic core framework, can coiling multiturn secondary coil, leakage field is little, core loss is low, there is provided a kind of simultaneously and use this high frequency transformer, this high frequency transformer is used for starting electric motor car in the energy recovering circuit of electric motor car etc., goes up a slope, the startup heavy impulse current of speed regulator output when accelerating carries out chokes, secondary winding turns is set to the reasonable multiple of number of primary turns, can play the effect of boosting recycling to chokes regenerated energy.
The utility model proposes a kind of FERRITE CORE, it is characterized in that, it is in " ［ " shape, comprise the lateral column of column and two square bodies, two lateral columns are connected to the two ends of column symmetrically, the alien invasion of column is concordant with the lateral surface of lateral column, and the horizontal cross section dimension of lateral column is greater than the horizontal cross section dimension of column, just defines the platform of approximate " U " shape like this on the joint face of lateral column.
Preferably, the lateral surface of described two side columns is adjacent left surface, right flank become fillet to intersect.
Described column is octagon, and have four positive facades and four chamfering facade totally eight faces, its four chamfering facades are plane or cambered surface.
Two columns of two FERRITE CORE and two lateral surfaces are close to and arrange in "] [", oppositely close up the FERRITE CORE assembly becoming power and double.
Described column and two side columns be formed in one or piecemeal shaping, the positioning through hole of circle two side columns being established respectively a horizontal direction extend, arranges screw or pin, magnetic core is fixed on frame or shell in positioning through hole.
When needing powerful large volume FERRITE CORE, described column and two side columns are segmental machining, namely multiple column block and two side columns block is processed into, each column block and two side columns block all establish locking through hole, connect in turn be fixed into an entirety or with glue, each column block and two side columns block be bonded into an entirety with connector through the locking through hole of each column block and two side columns block.
The present invention also provides a kind of high frequency transformer using above-mentioned FERRITE CORE, it is characterized in that, be made up of multiple FERRITE CORE, described multiple FERRITE CORE should be close to and be arranged on same horizontal plane, the lateral column of adjacent magnetic core with have a face to be directly close between lateral column to contact or be indirectly close to contact by ferrite shielding strip, this contact-making surface is the medial surface of lateral column or left surface or right flank, touching with the insulating barrier separately primary coil of parcel and secondary coil on the column of each FERRITE CORE, described secondary winding turns is set to the several times of number of primary turns by designing requirement.
Preferably, described multiple FERRITE CORE is more than three FERRITE CORE of neatly in a row and equidirectional setting, often separate with ferrite shielding strip between adjacent two FERRITE CORE, namely lateral column on two, twice lateral columns, all separate with ferrite shielding strip between two columns of coil.
Described multiple FERRITE CORE is three FERRITE CORE arranged in " product ", namely two FERRITE CORE are oppositely arranged, the medial surface of the medial surface of the lateral column of one of them magnetic core and the lateral column of another magnetic core is close to indirectly by ferrite shielding strip, the side of two FERRITE CORE that the medial surface of the 3rd FERRITE CORE is relative with this is close to indirectly by ferrite shielding strip, and ferrite shielding strip by lateral column on three, three times lateral columns, all separate between three columns of coil.
Described three FERRITE CORE arranged in " product " have a kind of implementation of distortion, the i.e. cylinder of three upper and lower round platforms of band, its three upper round platform tangent settings between two also pass through the solid connection of cut hole column, correspondingly its three lower round platforms also tangent setting between two passed through the solid connection of cut hole column of shielding action, this FERRITE CORE can global formation or point upper and lower two parts shaping.
The beneficial effects of the utility model are: this FERRITE CORE does not need magnetic core framework, can coiling multiturn primary coil, secondary coil, and leakage field is little, core loss is low, and the spacing of magnetic core is near, and electromagnetic induction is effective, the square body design of the lateral column up and down of FERRITE CORE, can be positioned on the shell of transformer easily when mounted, when magnetic core in a row is especially installed, can be slipped into by the chute on shell one by one, easy installation, location, detachable maintaining, the positioning through hole of two side columns can make multiple with the use of the light location of FERRITE CORE, and this FERRITE CORE can found dress, sleeping dress, " product " can arrange, can be arranged side by side, the supporting role that visible two side columns not only can replace magnetic core framework also can play skeleton not having, improves the scope of application of installing space, only have winding around on column, not kinking circle on lateral column, lateral column can with shell multi-surface contact, be convenient to be dispelled the heat by heat trnasfer, good heat dissipation effect, avoid coil because of high temperature time long reduction of service life, when sectional forming, locking through hole gets up to dispel the heat and the effect be connected, whole magnetic core adopts high frequency high power ferrite material as ferrite core of nickel-zinc, manganese-zinc ferrite core, for non-metallic material, resistance is large, low-loss, after making the primary coil of high frequency transformer, the high-frequency percussion produced when starting electric motor car is harmful to big current and plays choking effect, avoid battery overcurrent, and low-frequency current when normally travelling electric motor car suppresses little, here these type of low frequency metal materials such as silicon steel sheet can not be adopted, low frequency ferrite material, under its high frequency, eddy-current heating loss is large especially, the energy reclaimed is lost more than gain, and when after electric motor car startup, normal traveling is in medium and low frequency state, they stop low frequency ac to pass through on the contrary, the ferrite shielding strip having added buffer action between FERRITE CORE is in order to by mutually isolated between the FERRITE CORE of belt coil, shielding, block interference each other after being energized, play the effect of amplification frequency, the energy of more than 30% will be amplified than the high frequency transformer not adding ferrite shielding strip.
This high frequency transformer is used for start electric motor car in the energy recovering circuit of electric motor car etc., go up a slope, the startup heavy impulse current that during acceleration, speed regulator exports carries out chokes, reduce battery current to export, intelligent management is carried out to battery discharge, reach energy-saving effect, by secondary winding turns being set to the reasonable multiple of number of primary turns, the effect of boosting recycling can be amplified to chokes regenerated energy, and the frequency of the amplification load current that can be directly proportional change, add by the recycling of high frequency transformer secondary coil to chokes regenerated energy, create obvious energy regenerating and increase Cheng Xiaoguo, play battery simultaneously, motor, the protective effect of the large core component of electric machine controller three.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of execution mode of the utility model FERRITE CORE;
The structural representation of the another kind of execution mode of Fig. 2 the utility model FERRITE CORE;
Fig. 3 is for arranging FERRITE CORE assembly in "] [";
Fig. 4 is a point body formed ferrite core structure schematic diagram;
Fig. 5 is the neatly in a row and plan structure schematic diagram of the high frequency transformer of equidirectional setting of FERRITE CORE
The plan structure schematic diagram of Fig. 6 to be FERRITE CORE be high frequency transformer that " product " are arranged;
The implementation structural representation of Fig. 7 to be FERRITE CORE be a kind of distortion that " product " are arranged;
Reference numeral: the platform 5 of column 1, lateral column 2, alien invasion 3, lateral surface 4, " U " shape, left surface 6, fillet 7, positioning through hole 8, chamfering facade 9, medial surface 10, right flank 11, ferrite shielding strip 12, cut hole column 13, locking through hole 14.
Embodiment
Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
Be below two embodiments of FERRITE CORE
Embodiment one
With reference to Fig. 1, the FERRITE CORE of the present embodiment, it is in " ［ " shape, comprise the column 1 of octagon and the lateral column 2 of two square bodies, two lateral columns 2 are connected to the two ends of column 1 symmetrically, the alien invasion 3 of column is concordant with the lateral surface 4 of lateral column, and the horizontal cross section dimension of lateral column is greater than the horizontal cross section dimension of column, just defines the platform 5 of approximate " U " shape like this on the joint face of lateral column.The left surface 6 that the lateral surface 4 of described two side columns is adjacent, right flank 11 become fillet 7 to intersect respectively.The positioning through hole 8 of the circle of establishing a horizontal direction to extend in the center of two side columns respectively.Described column is octagon, and its four chamfering facades 9 are plane.
Embodiment two
With reference to Fig. 2, the FERRITE CORE of the present embodiment is substantially identical with embodiment one, and difference is that described column is octagon, and its four chamfering facades 9 are cambered surface.
Embodiment three
With reference to Fig. 3, two columns of two FERRITE CORE and two lateral surfaces are close to and arrange in "] [", oppositely close up the FERRITE CORE assembly becoming power and double.
Embodiment four
With reference to Fig. 4, when needing powerful large volume FERRITE CORE, described column and two side columns are segmental machining, namely multiple column block and two side columns block is processed into, each column block and two side columns block all establish locking through hole 14, connect in turn be fixed into an entirety or with glue, each column block and two side columns block be bonded into an entirety with connector through the locking through hole of each column block and two side columns block.
Be below three embodiments of high frequency transformer
Embodiment five
With reference to Fig. 5, the high frequency transformer of the present embodiment is made up of more than three FERRITE CORE of neatly in a row and equidirectional setting, often separate with ferrite shielding strip between adjacent two FERRITE CORE, namely lateral column on two, twice lateral columns, all separate with ferrite shielding strip 12 between two columns of coil.Touching with the insulating barrier separately primary coil of parcel and secondary coil on the column of each FERRITE CORE.Described secondary winding turns is set to the several times of number of primary turns.
Embodiment six
With reference to Fig. 6, the FERRITE CORE that the high frequency transformer of the present embodiment is arranged in " product " by three, namely two FERRITE CORE are oppositely arranged, the medial surface of the medial surface of the lateral column of one of them magnetic core and the lateral column of another magnetic core is close to, the side of two FERRITE CORE that the medial surface of the 3rd FERRITE CORE is relative with this is close to indirectly by ferrite shielding strip, and ferrite shielding strip by lateral column on three, three times lateral columns, all separate between three columns of coil.Touching with the insulating barrier separately primary coil of parcel and secondary coil on the column of each FERRITE CORE.Described secondary winding turns is set to the several times of number of primary turns.
Embodiment seven
With reference to Fig. 7, the high frequency transformer of the present embodiment by FERRITE CORE be the cylinders of three upper and lower round platforms of band, its three upper round platform tangent settings between two also pass through the solid connection of cut hole column 13 of shielding action, correspondingly its three lower round platforms also tangent setting between two pass through the solid connection of cut hole column 13.Cut hole column 13 by three cylinders and be with to drive up and down and all separate.This FERRITE CORE assembles after dividing identical upper and lower two parts shaping.
The foregoing is only the preferred embodiment of this patent, every equivalent structure transformation utilizing patent specification and accompanying drawing content to do, or be directly or indirectly used in relevant technical field, include in this patent protection range.
Claims (10)
1. a FERRITE CORE, it is characterized in that, it is in " ［ " shape, comprise the lateral column of column and two square bodies, two lateral columns are connected to the two ends of column symmetrically, the alien invasion of column is concordant with the lateral surface of lateral column, and the horizontal cross section dimension of lateral column is greater than the horizontal cross section dimension of column, just defines the platform of approximate " U " shape like this on the joint face of lateral column.
2. FERRITE CORE according to claim 1, is characterized in that, the left surface that the lateral surface of described two side columns is adjacent, right flank become fillet to intersect.
3. FERRITE CORE according to claim 1, is characterized in that, described column is octagon, and have four positive facades and four chamfering facade totally eight faces, its four chamfering facades are plane or cambered surface.
4. two columns of two FERRITE CORE and two lateral surfaces are close to and arrange in "] [", oppositely close up the FERRITE CORE assembly becoming power and double.
5. FERRITE CORE according to claim 1, it is characterized in that, described column and two side columns be formed in one or piecemeal shaping, two side columns is established the positioning through hole of circle that a horizontal direction extends respectively, screw or pin are set in positioning through hole, magnetic core is fixed on frame or shell.
6. FERRITE CORE according to claim 1, it is characterized in that, when needing powerful large volume FERRITE CORE, described column and two side columns are segmental machining, namely multiple column block and two side columns block is processed into, each column block and two side columns block all establish locking through hole, connect in turn be fixed into an entirety or with glue, each column block and two side columns block be bonded into an entirety with connector through the locking through hole of each column block and two side columns block.
7. one kind uses the high frequency transformer of the FERRITE CORE described in claim 1, it is characterized in that, be made up of multiple FERRITE CORE, described multiple FERRITE CORE should be close to and be arranged on same horizontal plane, the lateral column of adjacent magnetic core with have a face to be directly close between lateral column to contact or be indirectly close to contact by ferrite shielding strip, this contact-making surface is the medial surface of lateral column or left surface or right flank, touching with the insulating barrier separately primary coil of parcel and secondary coil on the column of each FERRITE CORE, described secondary winding turns is set to the several times of number of primary turns by designing requirement.
8. high frequency transformer according to claim 7, it is characterized in that, described multiple FERRITE CORE is more than three FERRITE CORE of neatly in a row and equidirectional setting, often separate with ferrite shielding strip between adjacent two FERRITE CORE, namely lateral column on two, twice lateral columns, all separate with ferrite shielding strip between two columns of coil.
9. high frequency transformer according to claim 7, it is characterized in that, described multiple FERRITE CORE is three FERRITE CORE arranged in " product ", namely two FERRITE CORE are oppositely arranged, the medial surface of the medial surface of the lateral column of one of them magnetic core and the lateral column of another magnetic core is close to indirectly by ferrite shielding strip, the side of two FERRITE CORE that the medial surface of the 3rd FERRITE CORE is relative with this is close to indirectly by ferrite shielding strip, and ferrite shielding strip by lateral column on three, three times lateral columns, all separate between three columns of coil.
10. high frequency transformer according to claim 9, it is characterized in that, described three FERRITE CORE arranged in " product " have a kind of implementation of distortion, the i.e. cylinder of three upper and lower round platforms of band, its three upper round platform tangent settings between two also pass through the solid connection of cut hole column, correspondingly its three lower round platforms also tangent setting between two passed through the solid connection of cut hole column of shielding action, this FERRITE CORE can global formation or point upper and lower two parts shaping.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420642572.5U CN204270769U (en) | 2014-11-02 | 2014-11-02 | FERRITE CORE and high frequency transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420642572.5U CN204270769U (en) | 2014-11-02 | 2014-11-02 | FERRITE CORE and high frequency transformer |
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| Publication Number | Publication Date |
|---|---|
| CN204270769U true CN204270769U (en) | 2015-04-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420642572.5U Expired - Fee Related CN204270769U (en) | 2014-11-02 | 2014-11-02 | FERRITE CORE and high frequency transformer |
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| Country | Link |
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| CN (1) | CN204270769U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104282407A (en) * | 2014-11-02 | 2015-01-14 | 周芳战 | Ferrite core and high-frequency transformer |
-
2014
- 2014-11-02 CN CN201420642572.5U patent/CN204270769U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104282407A (en) * | 2014-11-02 | 2015-01-14 | 周芳战 | Ferrite core and high-frequency transformer |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150415 Termination date: 20211102 |
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| CF01 | Termination of patent right due to non-payment of annual fee |