CN104835630A - Fold-fin combined wound core - Google Patents
Fold-fin combined wound core Download PDFInfo
- Publication number
- CN104835630A CN104835630A CN201510226667.8A CN201510226667A CN104835630A CN 104835630 A CN104835630 A CN 104835630A CN 201510226667 A CN201510226667 A CN 201510226667A CN 104835630 A CN104835630 A CN 104835630A
- Authority
- CN
- China
- Prior art keywords
- iron core
- silicon steel
- steel sheet
- unshakable
- determination
- 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.)
- Pending
Links
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 39
- 229910000976 Electrical steel Inorganic materials 0.000 claims abstract description 37
- 230000000295 complement effect Effects 0.000 claims abstract description 5
- 239000000463 material Substances 0.000 claims description 12
- 230000003247 decreasing effect Effects 0.000 claims description 3
- 238000007493 shaping process Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 9
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 abstract description 4
- 229910052710 silicon Inorganic materials 0.000 abstract description 4
- 239000010703 silicon Substances 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 238000010276 construction Methods 0.000 description 6
- 238000003475 lamination Methods 0.000 description 5
- 230000007812 deficiency Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000137 annealing Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Landscapes
- Soft Magnetic Materials (AREA)
- Manufacturing Cores, Coils, And Magnets (AREA)
Abstract
The invention discloses a fold-fin combined wound core, comprising a female iron core and a matched male iron core. The female iron core and male iron core are each formed by overlaying a group of trough type silicon steel sheets of the same shape but different sizes. The right-angle sides at two sides of the overlaid trough type silicon steel sheets of the female iron core are elongated sequentially from inner layer to outer layer. The arrangement order of overlaid trough type silicon steel sheets of the male iron core is opposite to that of the female iron core. When the female iron core and the male iron core are matched, all layers of trough type silicon steel sheets are mutually complementary so as to form a rectangular frame wound core with four corners truncated. The wound core is of a combined structure, a coil and the wound core can be manufactured separately, thereby being beneficial to improving production efficiency; a magnetic circuit and a silicon strip are consistent in high magnetic conductive direction, so that the wound core has good electromagnetic property, and is particularly suitable for manufacturing energy-saving power transformers.
Description
Technical field
The present invention relates to a kind of transformer core, specifically, the present invention relates to a kind of composite type by laminated structure unshakable in one's determination, particularly tabs Combined coiled is unshakable in one's determination.
Background technology
Iron core is the main component of transformer, and the electromagnetic performance of transformer depends on core construction to a great extent.The supporting iron core of conventional transformer adopts silicon steel sheet to be formed by stacking, on market transformer majority be alternately flat lamination, although the iron core production difficulty of this kind of structure is little, is easy to fitting coils and installs.But, alternately the iron core of flat lamination also exposes some problems in actual use, be first unshakable in one's determination every layer by multi-disc alternately flat folded silicon steel sheet form, have six road abutment joints in this structure at least, abutment joint is real in magnetic circuit is a kind of air-gap, and too much air-gap directly increases the magnetic resistance of magnetic circuit.Next be flat folded silicon steel sheet because of folded position difference cause magnetic circuit and material height magnetic conduction direction inconsistent.Another problem is defective tightness between flat folded silicon steel sheet, and the iron core that lamination coefficient is low is in operation and produces larger noise.Closo core construction is the representative now structure of the industry, and it is by wide silicon strip coiling and molding.Closo core construction avoids the deficiency of alternately flat lamination, does not both have air-gap in structure, can accomplish that again the silicon steel of magnetic circuit and winding is with consistent high magnetic conduction direction., closo manufacture difficulty unshakable in one's determination is than alternately flat stack structure is many greatly, and particularly coil is directly around on iron core, and except directly strengthening except the supporting requirement of production equipment, production efficiency is also lower, so application is subject to a definite limitation.
Summary of the invention
The present invention is mainly for the deficiencies in the prior art, and propose the tabs Combined coiled that a kind of structure is simple, tabs is easy, easy to assembly, electromagnetic performance is excellent unshakable in one's determination, this structure accomplishes that the magnetic flux on magnetic circuit circulates along silicon strip rolling direction.
The present invention is achieved through the following technical solutions technical goal.
Tabs Combined coiled is unshakable in one's determination, and it is made up of jointly female male iron core with matching unshakable in one's determination.Described female iron core uses gang's shape identical with male iron core respectively, and the grooved silicon steel sheet that size does not wait is stacked shaping, and the sheet of every flute profile silicon steel sheet is thick, sheet is wide equal.Its improvements are: two right angles of described flute profile silicon steel sheet are converted into truncated right, every sheet both sides right-angle side length is equal, and the single-candidate change in order of adjacent superimposed flute profile silicon steel sheet both sides right-angle side length, it is thick that adjacent superimposed flute profile silicon steel sheet groove width differs two synusia.The flute profile silicon steel sheet both sides right-angle side length be stacked in described female iron core lengthens in order from internal layer outer layers, is stacked stepmother's inner chamber unshakable in one's determination and forms interior hierarchic structure; The flute profile silicon steel sheet both sides right-angle side length be stacked in public iron core shortens in order from internal layer outer layers, and arrangement of successively decreasing forms outer hierarchic structure, female rectangle frame rewinding material coordinated with male iron core in complementary shape corner truncation unshakable in one's determination.
In said structure, truncated corner α=40, both sides of flute profile silicon steel sheet
0~ 50
0, innermost layer truncation hypotenuse E=3 ~ 5mm.
The present invention compared with prior art, has following good effect:
1, the flute profile silicon steel sheet of rewinding material bending and forming is stacked successively and forms, therefore assembling is without mould, and production efficiency is high, production cost is low;
2, rewinding material is stepped construction, does not have residualinternal stress in structure, saves annealing operation;
3, rewinding material is combining structure, therefore coil and rewinding material separate and make, and is conducive to producing;
4, form complementary structure when female iron core and male iron core combination, every layer only has 2 road abutment joints, and the magnetic resistance in magnetic circuit is close with closo rewinding material, is conducive to improving transformer operational efficiency, reduces noise.
Accompanying drawing explanation
Fig. 1 is the female core construction schematic diagram be stacked by gang's flute profile silicon steel sheet.
Fig. 2 is the public core construction schematic diagram be stacked by gang's flute profile silicon steel sheet.
Fig. 3 is the structural representation of female iron core and male iron core combination.
Fig. 4 is the end view of Fig. 3.
Fig. 5 is that single flute profile silicon steel structure amplifies schematic perspective view.
Embodiment
Below with reference to the accompanying drawings and in conjunction with the embodiments, the invention will be further described.
Tabs combine volume shown in Fig. 3 is unshakable in one's determination, and it forms with the male iron core 2 of pairing jointly by female unshakable in one's determination 1.Described female unshakable in one's determination 1 uses gang's shape identical with male iron core 2 respectively, and the differentiated flute profile silicon steel sheet of size is stacked shaping, and as shown in Figure 5, the thick C of sheet of every flute profile silicon steel sheet is equal with the wide A of sheet.Flute profile silicon steel sheet two jiaos is converted into truncated right, and α=45 are pressed on the present embodiment opposing right angles limit
0truncation, internal layer truncation hypotenuse E=3mm, follow-up superimposed layer then every layer increase progressively by the thick C of sheet.Every sheet both sides right-angle side length H single-candidate change in order, adjacent superimposed flute profile silicon steel sheet groove width B differs the thick C of two synusia.Described female unshakable in one's determination 1 and male iron core 2 in the whole different length of flute profile silicon steel sheet both sides right-angle side that is stacked, it is equal that every fault opens length.Mother shown in Fig. 1 unshakable in one's determination 1 it lengthened in order by internal layer outer layers, be stacked stepmother's 1 inner chamber unshakable in one's determination and form interior hierarchic structure.Public affairs iron core 2 shown in Fig. 2 is also a kind of iterative structure, built-in flute profile silicon steel sheet puts in order then contrary with mother's iron core 1, namely the flute profile silicon steel sheet both sides right-angle side length be stacked in public iron core 2 shortens in order from internal layer outer layers, and arrangement of successively decreasing forms outer hierarchic structure.When combination is installed, male unshakable in one's determination 2 insert in female unshakable in one's determination 1, and the outer hierarchic structure on male 2 both sides unshakable in one's determination coordinates with the interior hierarchic structure on mother's iron core 1 inner chamber both sides, and the flute profile silicon steel sheet complementation that namely male iron core 2 and mother's iron core 1 are in same layer becomes a corner by α=45
0the rectangle frame of truncation, all so complementary rewinding material just formed as shown in Figure 3, Figure 4 of every one deck.The rewinding material every layer of this structure only has 2 abutment joints, 4 abutment joints are at least deducted than conventional alternately flat lamination, only many 1 abutment joints compared with closo iron core, add the high magnetic conduction direction that magnetic circuit and silicon strip are consistent, the present invention and closo iron core have close electromagnetic performance thus.On the other hand, rewinding material of the present invention is combining structure, can accomplish coil and rewinding material split manufacture, be conducive to enhancing productivity, be conducive to improving the quality of products.
Claims (2)
1. a tabs Combined coiled is unshakable in one's determination, and it is made up of with the male iron core (2) of pairing jointly female (1) unshakable in one's determination; Described female (1) unshakable in one's determination uses gang's shape identical with male iron core (2) respectively, and the grooved silicon steel sheet that size does not wait is stacked shaping, and sheet thick (C), the sheet wide (A) of every flute profile silicon steel sheet are equal; It is characterized in that: two right angles of described flute profile silicon steel sheet are converted into truncated right, every sheet both sides right-angle side length (H) are equal, and the single-candidate change in order of adjacent superimposed flute profile silicon steel sheet both sides right-angle side length (H), adjacent superimposed flute profile silicon steel sheet groove width (B) differs two synusia thick (C); Flute profile silicon steel sheet both sides right-angle side length (H) be stacked in described female (1) unshakable in one's determination lengthen in order from internal layer outer layers, hierarchic structure in forming; Flute profile silicon steel sheet both sides right-angle side length (H) be stacked in public (2) unshakable in one's determination shorten in order from internal layer outer layers, and arrangement of successively decreasing forms outer hierarchic structure; Female (1) unshakable in one's determination coordinates the rectangle frame rewinding material in complementary shape corner truncation with male iron core (2).
2. tabs Combined coiled according to claim 1 is unshakable in one's determination, it is characterized in that: truncated corner α=40, both sides of described flute profile silicon steel sheet
0~ 50
0, innermost layer truncation hypotenuse E=3 ~ 5mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510226667.8A CN104835630A (en) | 2015-05-07 | 2015-05-07 | Fold-fin combined wound core |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510226667.8A CN104835630A (en) | 2015-05-07 | 2015-05-07 | Fold-fin combined wound core |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104835630A true CN104835630A (en) | 2015-08-12 |
Family
ID=53813451
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510226667.8A Pending CN104835630A (en) | 2015-05-07 | 2015-05-07 | Fold-fin combined wound core |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104835630A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107919217A (en) * | 2017-11-10 | 2018-04-17 | 江苏思源赫兹互感器有限公司 | A kind of step-by-step movement iron core and preparation method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001006957A (en) * | 1999-06-23 | 2001-01-12 | Mitsubishi Electric Corp | Iron core and its manufacture |
| CN103680886A (en) * | 2012-09-07 | 2014-03-26 | 苏州安泰变压器有限公司 | Novel three-phase wound core distribution transformer and assembly method thereof |
| CN103680851A (en) * | 2012-09-07 | 2014-03-26 | 苏州安泰变压器有限公司 | Novel single-phase wound core distribution transformer and assembling method thereof |
| CN203536171U (en) * | 2013-06-04 | 2014-04-09 | 孙晖 | Three-phase stereo fracture-type roll iron core |
-
2015
- 2015-05-07 CN CN201510226667.8A patent/CN104835630A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001006957A (en) * | 1999-06-23 | 2001-01-12 | Mitsubishi Electric Corp | Iron core and its manufacture |
| CN103680886A (en) * | 2012-09-07 | 2014-03-26 | 苏州安泰变压器有限公司 | Novel three-phase wound core distribution transformer and assembly method thereof |
| CN103680851A (en) * | 2012-09-07 | 2014-03-26 | 苏州安泰变压器有限公司 | Novel single-phase wound core distribution transformer and assembling method thereof |
| CN203536171U (en) * | 2013-06-04 | 2014-04-09 | 孙晖 | Three-phase stereo fracture-type roll iron core |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107919217A (en) * | 2017-11-10 | 2018-04-17 | 江苏思源赫兹互感器有限公司 | A kind of step-by-step movement iron core and preparation method thereof |
| CN107919217B (en) * | 2017-11-10 | 2024-03-19 | 江苏思源赫兹互感器有限公司 | Stepping iron core and manufacturing method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206194500U (en) | Planar transformer winding copper sheet | |
| CN203536171U (en) | Three-phase stereo fracture-type roll iron core | |
| CN104966604A (en) | Magnetic assembly and method for winding coils of winding thereof | |
| CN108022716A (en) | Inductor | |
| CN204577219U (en) | Tabs Combined coiled is unshakable in one's determination | |
| CN104835630A (en) | Fold-fin combined wound core | |
| CN107768095A (en) | A kind of high voltage bearing transformer | |
| CN103247424B (en) | Three-phase stereo fracture type rewinding material | |
| CN203134520U (en) | Gradually-opened type amorphous alloy stereoscopic triangular overlaid iron core | |
| CN202839278U (en) | Winding planar transformer | |
| CN101847493A (en) | Bevel stacked triangular iron core structure | |
| CN201112112Y (en) | High-frequency high-power planar transformer | |
| WO2015085838A1 (en) | Integrated inductor | |
| CN103745800B (en) | A kind of pulse transformer and manufacture method thereof | |
| CN103680851A (en) | Novel single-phase wound core distribution transformer and assembling method thereof | |
| CN211555647U (en) | Iron core single frame, three-dimensional wound iron core and transformer | |
| CN205723097U (en) | A kind of Novel chip inductor | |
| CN204332636U (en) | a magnetic component | |
| CN209980897U (en) | On-vehicle oval three-phase common mode inductance of new forms of energy | |
| CN103745801B (en) | A kind of pulse transformer and manufacture method thereof | |
| CN209515411U (en) | A kind of Flat wire vertical winding inductance | |
| CN106787291A (en) | Motor stator core | |
| CN203013464U (en) | A curved transformer winding sheet | |
| CN207966685U (en) | A New Transformer Core Structure | |
| CN203055619U (en) | Three-dimensional triangular laminated core for three-phase transformer |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| EXSB | Decision made by sipo to initiate substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150812 |