CN101447306A - Lapped amorphous single core with double coils and approximate-circle cross-section - Google Patents
Lapped amorphous single core with double coils and approximate-circle cross-section Download PDFInfo
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- CN101447306A CN101447306A CNA2008101141618A CN200810114161A CN101447306A CN 101447306 A CN101447306 A CN 101447306A CN A2008101141618 A CNA2008101141618 A CN A2008101141618A CN 200810114161 A CN200810114161 A CN 200810114161A CN 101447306 A CN101447306 A CN 101447306A
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Abstract
The invention relates to a lapped amorphous core with double coils and an approximate-circle cross-section. The lapped amorphous core is formed by packing a plurality of amorphous core plates in sequence and is characterized in that the amorphous core plates are divided into a plurality of lapped groups with different lengths, the two ends of one lapped group are lapped at the bonding land of the core to form a lapped section, the lapped section of any lapped group has one misplacement with the lapped section of the adjacent lapped group along the tangential direction of the core, the outer-layer end of any lapped section is lapped with the inner-layer end of the lapped section arranged outside the any lapped section, and a gap is kept between the outer-layer end and the inner-layer end; the amorphous core plates also have different widths, wherein, the amorphous core plates in the middle of a core limb are wider than the amorphous core plates at the two sides of the core limb. The lapped amorphous single core of the invention has good effect of magnetic conduction, is not only beneficial to saving the usage of copper in a coil but also beneficial to preventing the insulating materials of the coil from being damaged by extrusive corner angles and is mainly used in various amorphous transformers.
Description
Technical field
The present invention relates to a kind of amorphous single core that is provided with the bridging type cross section approximate circle of twin coil, belong to technical field of electricity.
Technical background
The amorphous core body is folded built in together by several layers amorphous core sheet, form the electromagnetic field loop of a closure, be used on equipment such as transformer, transmitting magnetic flux, on the core limb of body unshakable in one's determination both sides, put coil, produce alternating magnetic field behind the coil electricity, by body unshakable in one's determination the magnetic flux in this magnetic field is passed to another coil to form induced current, realize the effect of energy delivery and transformation thus, the width of each layer amorphous core sheet all is identical in the amorphous core body at present, the cross section of Xing Chenging is rectangular thus, the loop coil that is enclosed within on the core limb also should be rectangular, could adapt with the shape of core limb.Adopt this body construction unshakable in one's determination, the copper consumption of coil is bigger, and the corner angle of body unshakable in one's determination corner damage the insulating material on the coil easily.
Summary of the invention
For overcoming the above-mentioned defective of prior art, the invention provides a kind of amorphous single core that is provided with the bridging type cross section approximate circle of twin coil, adopt this body unshakable in one's determination to help reducing the copper consumption of coil, and cause damage can for the insulating material of coil.
The present invention realizes that the technical scheme of above-mentioned purpose is: a kind of amorphous single core that is provided with the bridging type cross section approximate circle of twin coil, comprise a body unshakable in one's determination and two coils, described body unshakable in one's determination is the straight-flanked ring of four angular distortions, form by the folded successively system of some amorphous core sheets, described some amorphous core sheets are divided into some overlap joint groups that are uneven in length, the two ends of same overlap joint group overlap mutually in bonding land unshakable in one's determination, form an overlap joint section, the overlap joint section of overlap joint group has a dislocation with the overlap joint section of adjacent overlap joint group on tangential direction unshakable in one's determination arbitrarily, dock mutually the internal layer termination that any outer termination that overlaps section is located on the overlap joint section in its outside, leave a slit between the two, described some amorphous core sheets also have different width, the width of amorphous core sheet that is positioned at the core limb mid portion is greater than the width of the amorphous core sheet that is positioned at the core limb both sides, two long-armed two core limbs that are configured for the socket coil respectively of described straight-flanked ring, the two ends of its cross section all are the shape that is similar to arc of intermediate projections, described two coils are enclosed within respectively on described two core limbs, and the two ends of each coil are the approximate arc similar with described core limb two ends.
The invention has the beneficial effects as follows: owing to laminate mutually between the amorphous core sheet of same overlap joint group, there is not seam, because the slit between the different overlap joint groups does not interconnect, slit, termination between all overlap joint groups is all covered or blocks by the amorphous core sheet of both sides inside and outside it, therefore the joint of body unshakable in one's determination self can not hinder the transmission to magnetic flux, has overcome thus because the adverse effect that the termination seam brings for the amorphous core body; Owing to be positioned at the width difference of the lamination of core limb different parts, formed the shape that is similar to circular arc of intermediate projections at the two ends of core limb cross section, the corresponding two ends that are enclosed within the coil on the core limb also are the shape of approximate circular arc, under identical area of section, the girth of the coil of this shape is little, helps saving the copper consumption of coil; In addition,, do not have the sort of very outstanding rectangle corner angle, therefore should not damage the insulating material of coil because existing relatively square-section, the edge of core limb body unshakable in one's determination wants level and smooth many.
Description of drawings
Fig. 1 is the body unshakable in one's determination partial cross section structural representation that the present invention relates to the core limb cross sectional shape;
Fig. 2 is the body cross section structure schematic diagram unshakable in one's determination that the present invention relates to the core limb cross sectional shape;
Fig. 3 is the main TV structure schematic diagram that the present invention relates to coil and body overlapping mode unshakable in one's determination.
Embodiment
Referring to Fig. 1-3, the invention provides a kind of amorphous single core that is provided with the bridging type cross section approximate circle of twin coil, comprise a body unshakable in one's determination and two coils 400, described body unshakable in one's determination is the straight-flanked ring of four angular distortions, form by the folded successively system of some amorphous core sheets, described some amorphous core sheets are divided into some overlap joint groups that are uneven in length, the two ends of same overlap joint group overlap mutually in bonding land unshakable in one's determination, form an overlap joint section 301, the overlap joint section of overlap joint group has a dislocation with the overlap joint section of adjacent overlap joint group on tangential direction unshakable in one's determination arbitrarily, dock mutually the internal layer termination that any outer termination that overlaps section is located on the overlap joint section in its outside, leave a slit 302 between the two, described some amorphous core sheets also have different width, the width of amorphous core sheet that is positioned at the core limb mid portion is greater than the width of the amorphous core sheet that is positioned at the core limb both sides, two long-armed two core limbs that are configured for the socket coil respectively of described straight-flanked ring, the two ends of its cross section all are the shape that is similar to arc of intermediate projections, described two coils are enclosed within respectively on described two core limbs, and the two ends of each coil are the approximate arc similar with described core limb two ends.
The section of laminating of described each overlap joint group can be on body tangential direction unshakable in one's determination an alternate successively fixing angle or fixing distance, formed the respectively stepped distribution of the section of laminating thus.If the short circuit seam of adjacent overlap joint group is spacedly distributed on two opposite tangential directions respectively, forms the stepped distribution mode of two correspondences of the section of laminating therewith.
Described amorphous core sheet can also be divided into some wide group, and the width of same wide group of each interior amorphous core sheet equates, under the situation that guarantees actual effect, reduces difficulty of processing as much as possible thus.
Can comprise several overlap joint groups in described same wide group.
Because this wide group setting, the cross sectional shape of described core limb can be about symmetrical, and two ends are the stairstepping of symmetry.
For example, described amorphous core sheet can be divided into six wide group 111,112,113,121,122,123, width equates in twos, two wide group 113,123 the amorphous core sheet that is arranged in the core limb mid portion is the wideest, two wide group 111,121 the amorphous core sheet that is arranged in the core limb both sides is the narrowest, and two wide group 112,122 the amorphous core sheet width that is arranged between the two is placed in the middle.
Also can adopt the packet mode of other laminations, for example be divided into eight groups or four groups.When being divided into eight groups, in the both sides of the symmetrical center line in core limb cross section wide group of the fourth class is arranged respectively, different wide group width reduces to both sides successively from symmetrical center line, has formed the stepped of symmetry thus; When being divided into four groups, the width of two wide group amorphous core sheet that is positioned at the core limb mid portion is greater than the width of two wide group of amorphous core sheets that are positioned at both sides.
Wide group number of packet is many more, and the core limb cross-sectional shape is level and smooth more, the trouble more but processing is got up.Therefore can take all factors into consideration the packet mode of lamination according to size and the process equipment and the many-sided factor of processing quantity of the performance requirement of body unshakable in one's determination, body unshakable in one's determination, on cost and performance, obtain the balance point an of the best.
Stand out between each wide group should make that the shape at two ends, core limb cross section is a circular arc or other level and smooth arcs generally.
According to applicant's experiment, this amorphous core body construction also helps the performance of improving body unshakable in one's determination, helps reducing the sectional area of body unshakable in one's determination, and then reduces the consumption of materials of body unshakable in one's determination.
This amorphous core body can adopt existing mode to make, and the amorphous steel band of employing different in width is sheared out the amorphous core sheet of different in width, can adopt existing various packaged type and joint design.
The main TV structure of this amorphous core body is generally the straight-flanked ring of four angular distortions.Described core limb is two vertical sides of this straight-flanked ring.
Amorphous core body of the present invention can be used for transformer or other similar products of twin coil singlecore body.
Claims (8)
1. amorphous single core that is provided with the bridging type cross section approximate circle of twin coil, form by the folded successively system of some amorphous core sheets, it is characterized in that described some amorphous core sheets are divided into some overlap joint groups that are uneven in length, the two ends of same overlap joint group overlap mutually in bonding land unshakable in one's determination, form an overlap joint section, the overlap joint section of overlap joint group has a dislocation with the overlap joint section of adjacent overlap joint group on tangential direction unshakable in one's determination arbitrarily, dock mutually the internal layer termination that any outer termination that overlaps section is located on the overlap joint section in its outside, leave a slit between the two, described some amorphous core sheets also have different width, and the width of amorphous core sheet that is positioned at the core limb mid portion is greater than the width of the amorphous core sheet that is positioned at the core limb both sides.
2. the amorphous single core that is provided with the bridging type cross section approximate circle of twin coil as claimed in claim 1, it is characterized in that the section of laminating an alternate successively fixing angle or fixing distance on body tangential direction unshakable in one's determination of described each overlap joint group, formed the respectively stepped distribution of the section of laminating thus.
3. the amorphous single core that is provided with the bridging type cross section approximate circle of twin coil as claimed in claim 1, the short circuit seam that it is characterized in that described adjacent overlap joint group is spacedly distributed on two opposite tangential directions respectively, forms the stepped distribution mode of two correspondences of the section of laminating therewith.
4. as claim 1, the 2 or 3 described amorphous single cores that are provided with the bridging type cross section approximate circle of twin coil, it is characterized in that described amorphous core sheet is divided into some groups, the width of same group amorphous core sheet equates.
5. the amorphous single core that is provided with the bridging type cross section approximate circle of twin coil as claimed in claim 4 is characterized in that the cross sectional shape of described core limb is about symmetrical, and two ends are the stairstepping of symmetry.
6. the amorphous single core that is provided with the bridging type cross section approximate circle of twin coil as claimed in claim 5, it is characterized in that described amorphous core sheet is divided into six groups, width equates in twos, and two groups of wherein being positioned at the core limb mid portion are the wideest, and two groups of being positioned at the core limb both sides are the narrowest.
7. the amorphous single core that is provided with the bridging type cross section approximate circle of twin coil as claimed in claim 5, it is characterized in that described amorphous core sheet is divided into eight groups, both sides at the symmetrical center line in core limb cross section respectively are four groups, and width of each group reduces to both sides successively from symmetrical center line.
8. the amorphous single core that is provided with the bridging type cross section approximate circle of twin coil as claimed in claim 5 is characterized in that described amorphous core sheet is divided into four groups, and two groups the width that wherein is positioned at the core limb mid portion is greater than two groups the width that is positioned at both sides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008101141618A CN101447306A (en) | 2008-05-30 | 2008-05-30 | Lapped amorphous single core with double coils and approximate-circle cross-section |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008101141618A CN101447306A (en) | 2008-05-30 | 2008-05-30 | Lapped amorphous single core with double coils and approximate-circle cross-section |
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| Publication Number | Publication Date |
|---|---|
| CN101447306A true CN101447306A (en) | 2009-06-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNA2008101141618A Pending CN101447306A (en) | 2008-05-30 | 2008-05-30 | Lapped amorphous single core with double coils and approximate-circle cross-section |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105006351A (en) * | 2015-07-15 | 2015-10-28 | 宁波仁栋电气有限公司 | Transformer iron core and manufacture method thereof |
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- 2008-05-30 CN CNA2008101141618A patent/CN101447306A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105006351A (en) * | 2015-07-15 | 2015-10-28 | 宁波仁栋电气有限公司 | Transformer iron core and manufacture method thereof |
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Application publication date: 20090603 |