CN201726209U - Electromagnetic transducer with windings made from magnetically conductive material - Google Patents
Electromagnetic transducer with windings made from magnetically conductive material Download PDFInfo
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- CN201726209U CN201726209U CN2010201219367U CN201020121936U CN201726209U CN 201726209 U CN201726209 U CN 201726209U CN 2010201219367 U CN2010201219367 U CN 2010201219367U CN 201020121936 U CN201020121936 U CN 201020121936U CN 201726209 U CN201726209 U CN 201726209U
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- permeability magnetic
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Abstract
The utility model relates to an electromagnetic transducer with windings made from a magnetically conductive material, which can guide the magnetic flux in a magnetic circuit and the current in a circuit by tightly winding magnetically conductive material sheets on an iron core or tightly filling the wire slots of the iron core with the magnetically conductive material sheets and connecting each of the magnetically conductive material sheets into an electric loop via a lead, wherein the magnetically conductive material sheets are mutually insulated from each other. The utility model is unique in concept and breaks through the conventional design concept, a great amount of copper is saved as the windings of the electromagnetic transducer are made from the magnetically and electrically conductive material sheet instead of copper lead; and additionally, as the wire slots of the iron core are tightly embedded with the magnetically conductive material sheets, the problem of multiple harmonic losses existing in a conventional motor caused by the existence of a large-clearance notch in an iron core is addressed, and the electromagnetic energy conversion efficiency is consequentially improved. The magnetically conductive material can replace copper lead to be applied to various electromagnetic transducers such as generator, motor, transformer and electromagnet.
Description
Technical field:
The utility model belongs to electromagnetic energy switch technology field, particularly a kind of electromagnetic energy transformational structure of utilizing the permeability magnetic material sheet material to do winding.
Background technology:
Traditional electromagnetic energy conversion equipment is made up of electric conducting materials such as steel permeability magnetic materials such as silicon steel sheet and copper cash.As required, be distributed with several wire casings in the iron core of silicon steel sheet combination, embed the coil that turns to by enamelled wire in the wire casing, the many groups multiturn coil that embeds in these wire casings is connected into closed circuit, be commonly called as winding.By direct current, generate the stationary magnetic field in the iron core in the enamelled wire winding; By alternating current, generate alternating magnetic field in the iron core in the enamelled wire winding.If coil windings is connected into three-phase circuit and by three-phase alternating current, generates three phase rotating field in the iron core; Otherwise, in iron core,, generate the three-phase induction electromotive force in the three-phase coil winding by rotating magnetic field.This electromagnetism exchanges mode, can develop and design AC-DC motor, generator, transformer and the electromagnet with various functions.In the conventional art, the enamelled wire winding is non-magnetic conduction copper wire material, and there is bigger space notch in the electric machine iron core wire casing, during equipment operations such as motor, can cause the loss of multiple harmonic.
Summary of the invention:
The purpose of this utility model is a kind of electromagnetic energy transformational structure of utilizing the permeability magnetic material sheet material to replace copper windings such as enamelled wire, flat type copper wire of invention.
The implementation of the utility model technology has following two kinds:
One: a kind of electromagnetic energy transformational structure of making winding of permeability magnetic material, include band wire casing electric machine iron core, permeability magnetic material sheet material and lead, it is characterized in that closely being filled with in the wire casing unshakable in one's determination the permeability magnetic material sheet material of mutual insulation, permeability magnetic material sheet material two ends connect into power circuit by lead, and wire casing mouth place is pivoted with the fixedly insulation pressure ring of permeability magnetic material sheet material.Mat permeability magnetic material sheet material is filled wire casing unshakable in one's determination, improves the magnetic property of wire casing breach.
Its two: a kind of electromagnetic energy transformational structure of making winding of permeability magnetic material, include transformer, electromagnet core, permeability magnetic material sheet material and lead, it is characterized in that closely being wound with on the iron core permeability magnetic material sheet material of mutual insulation, permeability magnetic material sheet material two ends connect into power circuit by lead.
The permeability magnetic material sheet material of each insulation on the described iron core can be formed in parallel by the identical permeability magnetic material sheet material of multi-disc specification; Every utmost point, group can be composed in series by the permeability magnetic material sheet material of multi-disc insulation.
Described permeability magnetic material sheet material two ends are electrically connected with little copper coin respectively, and wire bonds forms electrical connection on little copper coin, and the thickness of the thickness of this little copper coin and permeability magnetic material sheet material is suitable.The little copper coin of mat is excessive, reduces the resistance of lead leading point.The electric connection structure of permeability magnetic material sheet material and little copper coin has following dual mode:
Be connected into electric connector by Laser Welding between the first described permeability magnetic material sheet material two ends and little copper coin.Form electric connector by laser welding, significantly reduce the resistance of both contact sites.
Its two be described permeability magnetic material sheet material two ends and little copper coin contact site respectively punching press have can mutual chimeric fastening the wedge edge, the mutual fastening in mat two wedge edges forms and is electrically connected.Form squash type multiaspect contact electric connection structure, also can reach identical purpose.
Described electric machine iron core is a tray type structure, and wire casing inner and outer ring unshakable in one's determination is along locating to be provided with an insulation pressure ring respectively, and this insulation pressure ring is closely withheld the permeability magnetic material sheet material of insulation in the wire casing that is fixed on the disc type iron core; The end face of described iron core is equipped with insulating protective layer, improves the dielectric strength of groove end face.
Described electric machine iron core is a cylinder mode, and place, wire casing unshakable in one's determination two ends is pivoted with the insulation pressure ring respectively, and permeability magnetic material sheet material and iron core are fixed into one; Insulating protective layer is equipped with on the surface of described iron core.
Pad is provided with insulated with material layers such as mica between described permeability magnetic material sheet material, forms the mutually insulated structure.
Described permeability magnetic material sheet material is that selecting of silicon steel sheet, steel board is a kind of.
The utlity model has characteristics novel, reasonable in design, mat permeability magnetic material sheet material itself not only is a conductor but also have the characteristic of magnetic conduction, is used as winding with its lead that substitutes in wire casing unshakable in one's determination, can save copper material in a large number.The permeability magnetic material sheet material closely fills up wire casing unshakable in one's determination, has reduced conventional motors because the multiple harmonic loss that exists big gap notch to cause unshakable in one's determination improves the electromagnetic energy conversion efficiency.Thisly replace the electromagnetic induction method of electric conducting material, on the applicable various occasions that contain the electromagnetic energy conversion at generator, motor, transformer, electromagnet etc. with permeability magnetic material.
Description of drawings:
Below in conjunction with concrete legend the utility model is described further:
Stator core of Fig. 1 disc type electric machine and permeability magnetic material sheet material winding concern three-dimensional exploded view
Stator core of Fig. 2 disc type electric machine and permeability magnetic material sheet material winding concern stereogram
Fig. 3 disc type electric machine stator winding chain type is electrically connected principle schematic
Fig. 4 disc type electric machine stator winding concentric type is electrically connected principle schematic
Fig. 5 disc type electric machine stator winding circuit connecting line schematic diagram
Fig. 6 drum type brake electric machine stator iron and permeability magnetic material sheet material winding concern stereogram
Fig. 7 drum type brake motor stator winding chain type is electrically connected schematic diagram
Fig. 8 drum type brake rotor and permeability magnetic material sheet material winding concern schematic diagram
Fig. 9 is the end view of Fig. 8
A phase schematic diagram in Figure 10 three-phase transformer
Figure 11 is Figure 10 vertical view
Figure 12 electromagnet schematic diagram
Figure 13 is Figure 12 vertical view
Wherein
1-11-wire casing unshakable in one's determination 2-permeability magnetic material sheet material
The little copper coin 31-of 21-wedge edge 3-lead
32-lead-out wire 4-insulation pressure ring 5-insulating protective layer
Embodiment:
Embodiment one:
With reference to Fig. 1, Fig. 2, for three-phase, sextupole disc type electric machine stereogram unshakable in one's determination, offer 18 wire casings 11 on its iron core 1, be the main channel of magnetic loop.Closely embed the permeability magnetic material sheet material 2 that two ends have been drawn little copper coin 3 and mutually insulated in wire casing 11, the permeability magnetic material sheet material 2 of these mutually insulateds not only magnetic conduction also has the function of conduction, can eliminate the air gap that wire casing 11 forms.Wire casing mouth place is pivoted with the fixedly insulation pressure ring 4 of permeability magnetic material sheet material 2, say so exactly at wire casing 11 inner and outer rings along the place, be pivoted with insulation pressure ring 4 respectively, the permeability magnetic material sheet material 2 of insulation is closely withheld in 18 wire casings 11 that are fixed on the disc type iron core, when guaranteeing machine operation, the permeability magnetic material sheet material 2 in the wire casing 11 is firm not loosening; Load onto insulating protective layer 5 at disc type 1 end face unshakable in one's determination at last, guarantee that the insulation permeability magnetic material sheet material in the wire casing 11 unshakable in one's determination can trouble free service when charged.In order to express the relation of insulation pressure ring 4 and unshakable in one's determination 1, omit insulating protective layer 5 among Fig. 2.
Among Fig. 1, permeability magnetic material sheet material 2 adopts squash type to be electrically connected with little copper coin 3, its permeability magnetic material sheet material 2 two ends and little copper coin 3 contact sites respectively punching press have can mutual chimeric fastening wedge edge 21, mat two wedge edges, 21 mutual fastenings form and are electrically connected, lead 31 directly is welded on the little copper coin 3, connects into power circuit.In addition, 31 in permeability magnetic material sheet material 2 and little copper coin 3 and little copper coin 3 and lead also can be connected into electric connector by Laser Welding.Two kinds of electric connection mode are decided according to concrete technology.
With reference to Fig. 3 and Fig. 4, the electrical connection signal of permeability magnetic material sheet material 2, in this example, whenever, account for 6 wire casings 11 mutually, every utmost point occupies 2 1/2nd grooves, as Fig. 3, with lead 31 the insulation permeability magnetic material sheet material 2 in these 2/2nd grooves being coupled together according to the order of sequence becomes a utmost point, can be as the chain type connected mode of Fig. 3, also can be as the concentric type connected mode of Fig. 4, again sextupole is coupled together and weld lead-out wire 32, promptly form three-phase circuit after again remaining two-phase also being connected by this as first phase in the three-phase.
Fig. 5 disc type electric machine stator winding circuit connecting line schematic diagram, the lead 31 that connects permeability magnetic material sheet material 2 is distributed in inside and outside circle side unshakable in one's determination in order.
Embodiment two:
With reference to Fig. 6, this example is drum type brake electric machine stator iron and permeability magnetic material sheet material winding relation, its wire casing mouth place is pivoted with the fixedly insulation pressure ring 4 of permeability magnetic material sheet material 2, say so exactly at place, cylinder wire casing unshakable in one's determination 11 two ends, be pivoted with insulation pressure ring 4 respectively, permeability magnetic material sheet material 2 is fixed into one with unshakable in one's determination 1.Described unshakable in one's determination 1 surface also is that working face is equipped with insulating protective layer 5.
Fig. 7 is that the chain type of permeability magnetic material sheet material 2 windings in the drum type brake stator core 1 is electrically connected schematic diagram, its electric connection mode such as the same example.
Embodiment three:
With reference to Fig. 8 and Fig. 9, be drum type brake rotor and permeability magnetic material sheet material winding schematic diagram, structure and electric connection mode are as embodiment two.
Embodiment four:
With reference to Figure 10 and 11, be a phase schematic diagram in the three-phase transformer; Figure 12 and Figure 13, structural representation for electromagnet, both iron cores all do not have the groove of bursting at the seams, permeability magnetic material sheet material 2 by insulation directly closely is wrapped on unshakable in one's determination 1, permeability magnetic material sheet material two ends connect into power circuit by lead-out wire 32, and permeability magnetic material sheet material 2 outsides of winding are pivoted with necessary insulation and fix.According to concrete needs, the permeability magnetic material sheet material 2 that is wrapped on unshakable in one's determination 1 can be one, perhaps many are wrapped in after overlapping on unshakable in one's determination 1 again, and the two ends of many permeability magnetic material sheet materials 2 can connect or be connected in parallel into power circuit by lead, satisfy the need of different capacity output.
The permeability magnetic material sheet material that the utility model relates to can be that selecting of silicon steel sheet, steel board is a kind of, and the magnetic property with silicon steel material is good especially; In addition, in the above-mentioned example, the insulation processing that the permeability magnetic material sheet material mentioned 2 is mutual, be meant that permeability magnetic material sheet material 2 surfaces are through the insulation processing, perhaps be provided with the insulating barrier of forming materials such as mica at 2 pads of permeability magnetic material sheet material, form the mutually insulated structure, improve the class of insulation, satisfy the need of high voltage or big electric current; In addition, lead and lead-out wire all adopt copper conductor or flat cable copper conductor, also can increase insulating sleeve outside lead and lead-out wire.
In sum, on the applicable motor and range transformer, electromagnet in various structures such as drum type brake, disc types of this structure, be particularly suitable for various large and medium-sized motors.In the machine field utilization, this structure can replace original excitation field winding, also can replace original armature winding.
When replacing original excitation field winding, the outer coiling of excitation field iron core is through the permeability magnetic material sheet material of insulation, when its by direct current, generate the stationary magnetic field in the excitation field iron core, as the excitation field in the motor.
When replacing original armature winding, in stator or rotor core, be distributed with several wire casings, embed many permeability magnetic material sheet materials of insulation each other in the wire casing, if the permeability magnetic material sheet material is connected into closed single phase circuit, and in this circuit, pass through the blow-up electric current, generate alternating magnetic field in the iron core; If the permeability magnetic material sheet material is connected into three-phase circuit and by three-phase alternating current, promptly generates three phase rotating field in the iron core; Otherwise in iron core,, generate the three-phase induction electromotive force in the permeability magnetic material sheet material three-phase circuit of insulation by rotating magnetic field.
During as the armature winding, the needs according to power of motor, voltage, size of current difference, rotating speed height calculate parameters such as determining core dimensions, number of pole-pairs, groove number; Because of the resistivity of permeability magnetic material sheet material is bigger than copper cash, current density is littler than copper cash, according to the needs of size of current, voltage height, determine the permeability magnetic material sheet material also, serial number.Under big current conditions, the measure-alike permeability magnetic material sheet material of multi-disc in parallel simultaneously in the permeability magnetic material sheet material of each insulation; Under the high voltage situation, whenever extremely can be composed in series by the permeability magnetic material sheet material of plural pieces insulation.
Claims (10)
1. electromagnetic energy transformational structure of making winding of permeability magnetic material, include band wire casing electric machine iron core, permeability magnetic material sheet material and lead, it is characterized in that closely being filled with in the electric machine iron core wire casing permeability magnetic material sheet material of mutual insulation, permeability magnetic material sheet material two ends connect into power circuit by lead, and wire casing mouth place is pivoted with the fixedly insulation pressure ring of permeability magnetic material sheet material.
2. electromagnetic energy transformational structure of making winding of permeability magnetic material, include transformer, electromagnet core, permeability magnetic material sheet material and lead, it is characterized in that closely being wound with on the iron core permeability magnetic material sheet material of mutual insulation, permeability magnetic material sheet material two ends connect into power circuit by lead.
3. according to claim 1 and 2ly a kind ofly do the electromagnetic energy transformational structure of winding, it is characterized in that the permeability magnetic material sheet material of going up each insulation unshakable in one's determination can be formed in parallel by the identical permeability magnetic material sheet material of multi-disc specification with permeability magnetic material; Every utmost point, group can be composed in series by the permeability magnetic material sheet material of multi-disc insulation.
4. a kind of electromagnetic energy transformational structure of making winding of permeability magnetic material according to claim 3, it is characterized in that permeability magnetic material sheet material two ends are electrically connected with little copper coin respectively, wire bonds forms electrical connection on little copper coin, the thickness of the thickness of this little copper coin and permeability magnetic material sheet material is suitable.
5. according to claim 4ly a kind ofly do the electromagnetic energy transformational structure of winding, it is characterized in that being connected into electric connector by Laser Welding between permeability magnetic material sheet material two ends and little copper coin with permeability magnetic material.
6. a kind of electromagnetic energy transformational structure of making winding of permeability magnetic material according to claim 4, it is characterized in that permeability magnetic material sheet material two ends and little copper coin contact site respectively punching press have can mutual chimeric fastening the wedge edge, the mutual fastening in mat two wedge edges forms and is electrically connected.
7. a kind of electromagnetic energy transformational structure of making winding of permeability magnetic material according to claim 1, it is characterized in that the tray type structure that is unshakable in one's determination, wire casing inner and outer ring unshakable in one's determination is along locating to be provided with an insulation pressure ring respectively, and this insulation pressure ring is closely withheld the permeability magnetic material sheet material of insulation and is fixed in the wire casing unshakable in one's determination; The end face of described iron core is equipped with insulating protective layer.
8. according to claim 1ly a kind ofly do the electromagnetic energy transformational structure of winding with permeability magnetic material, it is characterized in that the cylinder mode that is unshakable in one's determination, place, wire casing unshakable in one's determination two ends is pivoted with the insulation pressure ring respectively, and permeability magnetic material sheet material and iron core are fixed into one; Insulating protective layer is equipped with on the surface of described iron core.
9. according to claim 1 and 2ly a kind ofly do the electromagnetic energy transformational structure of winding, it is characterized in that pad is provided with the mica material insulating barrier between the permeability magnetic material sheet material, form the mutually insulated structure with permeability magnetic material.
10. according to claim 1 and 2ly a kind ofly do the electromagnetic energy transformational structure of winding, it is characterized in that the permeability magnetic material sheet material is that selecting of silicon steel sheet, steel board is a kind of with permeability magnetic material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201219367U CN201726209U (en) | 2010-03-02 | 2010-03-02 | Electromagnetic transducer with windings made from magnetically conductive material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201219367U CN201726209U (en) | 2010-03-02 | 2010-03-02 | Electromagnetic transducer with windings made from magnetically conductive material |
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| Publication Number | Publication Date |
|---|---|
| CN201726209U true CN201726209U (en) | 2011-01-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201219367U Expired - Fee Related CN201726209U (en) | 2010-03-02 | 2010-03-02 | Electromagnetic transducer with windings made from magnetically conductive material |
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| Country | Link |
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| CN (1) | CN201726209U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101777807A (en) * | 2010-03-02 | 2010-07-14 | 叶羽纺 | Electromagnetic energy conversion method and structure thereof using permeability magnetic material as winding |
| CN109509631A (en) * | 2019-01-04 | 2019-03-22 | 中山市设科电子有限公司 | A kind of coil production equipment of integrated inductance |
-
2010
- 2010-03-02 CN CN2010201219367U patent/CN201726209U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101777807A (en) * | 2010-03-02 | 2010-07-14 | 叶羽纺 | Electromagnetic energy conversion method and structure thereof using permeability magnetic material as winding |
| CN109509631A (en) * | 2019-01-04 | 2019-03-22 | 中山市设科电子有限公司 | A kind of coil production equipment of integrated inductance |
| CN109509631B (en) * | 2019-01-04 | 2023-09-26 | 中山市设科电子有限公司 | Coil production equipment of integrated inductor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20110126 Termination date: 20140302 |