CN203536171U - Three-phase stereo fracture-type roll iron core - Google Patents
Three-phase stereo fracture-type roll iron core Download PDFInfo
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- CN203536171U CN203536171U CN201320320299.XU CN201320320299U CN203536171U CN 203536171 U CN203536171 U CN 203536171U CN 201320320299 U CN201320320299 U CN 201320320299U CN 203536171 U CN203536171 U CN 203536171U
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Abstract
The utility model relates to a three-phase stereo fracture-type roll iron core which is used in a transformer of the three-phase stereo fracture-type roll iron core and comprises three identical single-frame iron cores, wherein each of the single-frame iron cores is formed by ordered muff coupling of a plurality of internal layer iron core sheets and a plurality of external layer iron core sheets, each of the internal layer iron core sheets of each of the single-frame iron cores is equipped with a fracture joint only at an upper iron yoke part, the upper fracture joints of the two adjacent internal layer iron core sheets are disposed in a staggered manner, a left fracture joint is disposed at a position of each of the external layer iron core sheets of each of the single-frame iron cores, which is on the upper part of a left iron core center pillar and close to the upper iron yoke part, a right fracture joint is disposed at a position of each of the external layer iron core sheets of each of the single-frame iron cores, which is on the upper part of a right iron core center pillar and close to the upper iron yoke part, the left fracture joints of the two adjacent external layer iron core sheets are disposed in a staggered manner and the right fracture joints of the two adjacent external layer iron core sheets are disposed in a staggered manner. The transformer manufactured with the three-phase stereo fracture-type roll iron core in the utility model is characterized by excellent electromagnetic performance, a short magnetic circuit, a small field current, low no-load loss, small harmonic waves, low noise, small volume, light weight and saving of materials and energy etc.
Description
Technical field
It is unshakable in one's determination that the utility model relates to a kind of three-phase stereo fracture type volume, rolls up transformer unshakable in one's determination, both applicable to oily transformer, also applicable to various dry-type transformers for three-phase stereo fracture type.
Background technology
Traditional three-phase stereo spiral iron core transformer iron core is that a kind of closed single frame of the cross section, three identical Ban gardens being formed by continuous silicon strip coiling is unshakable in one's determination, and three the core limb cross sections of composition that are bolted together are circular three phase transformer iron core.The greatest problem of three-phase stereo closed winding iron-core transformer is that coil must coiling on finished iron stem, the manufacturability that product is manufactured is poor, production efficiency is low, quality is not easy to control, product repairing difficulty, can only manufacture the power transformer product compared with low capacity, manufacturing enterprise need to drop into a large amount of reasons such as special equipment, and the popularization of this technology is very limited.
The stack mode of existing electrical sheet iron core has two kinds unshakable in one's determination of laminated core, roll film, and laminated core has superior processing performance, and roll film iron core has superior electromagnetic performance.
Summary of the invention
One of the purpose of this utility model is to overcome the deficiencies in the prior art, provide a kind of performance and volume unshakable in one's determination approaching, not only be conducive to guiding during with coil combination unshakable in one's determination, and it is unshakable in one's determination conveniently to realize the three-phase stereo fracture type volume that combines in groups and dock closed assembly of lamination.
The technical scheme providing according to the utility model, described three-phase stereo fracture type volume is unshakable in one's determination, it comprises that three identical single frames are unshakable in one's determination, each single frame iron core is sequentially socketed and forms by some internal layer laminations and some outer laminations, every one deck internal layer lamination of each single frame iron core is only being provided with fracture seam in upper yoke portion, the upper fracture seam of adjacent two layers internal layer lamination is and shifts to install, the outer lamination of every one deck of each single frame iron core is provided with left fracture seam on iron core column top, left side near upper yoke position, the outer lamination of every one deck of each single frame iron core is provided with right fracture seam on iron core column top, right side near upper yoke position, the left fracture seam of the outer lamination of adjacent two layers is and shifts to install, the right fracture seam of the outer lamination of adjacent two layers is and shifts to install.
The cross section of each single frame iron core is the polygon of semicircle or external semicircle.
The upper fracture seam of all internal layer laminations of each single frame iron core is ladder dislocation and arranges.
The left fracture seam indention of all outer laminations of each single frame iron core is arranged, and the right fracture seam indention of all outer laminations of each single frame iron core is arranged.
The transformer that uses three-phase stereo fracture iron core of the present utility model to make has superior electromagnetic performance, three-phase magnetic circuit full symmetric, and magnetic circuit is short, and exciting current little Kong Load loss is low, and the little noise of harmonic wave is low, and volume is little lightweight, the features such as saving metal material and energy; Three-phase stereo fracture Wound iron-core transformer has superior processing performance, make the utility model portion's realization mechanization of manufacturing unshakable in one's determination greatly, the split manufacture of iron core and coil must all effectively be solved coil by all problems of coiling on core limb; The stress producing in the assembling process of iron core and coil is less, can greatly reduce supplementary load loss unshakable in one's determination; Manufacturing enterprise does not need to drop into a large amount of special equipments, can manufacture 5000KVA and following all kinds of low-cost low loss transformer product.The utility model is both applicable to oily transformer, also applicable to various dry-type transformers.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation of single frame iron core in the utility model.
Fig. 3 is the fracture seam of single frame iron core in the utility model schematic diagram of arranging.
Fig. 4 is A-A cutaway view of Fig. 3.
Fig. 5 is the structural representation of the internal layer lamination in each single frame single frame iron core of the present utility model.
Fig. 6 is the structural representation of the outer lamination in each single frame single frame iron core of the present utility model.
Embodiment
Below in conjunction with specific embodiment, the utility model is described in further detail.
This three-phase stereo fracture type volume is unshakable in one's determination, it comprises three identical single frame iron cores 1, each single frame iron core 1 is formed by some internal layer laminations 1.1 and some outer lamination 1.2 order sockets, every one deck internal layer lamination 1.1 of each single frame iron core 1 is only being provided with fracture seam 1.3 in upper yoke portion, the upper fracture seam 1.3 of adjacent two layers internal layer lamination 1.1 is and shifts to install, the outer lamination 1.2 of every one deck of each single frame iron core 1 is provided with left fracture seam 1.4 on iron core column top, left side near upper yoke position, the outer lamination 1.2 of every one deck of each single frame iron core 1 is provided with right fracture seam 1.5 on iron core column top, right side near upper yoke position, the left fracture seam 1.4 of the outer lamination 1.2 of adjacent two layers is and shifts to install, the right fracture seam 1.5 of the outer lamination 1.2 of adjacent two layers is and shifts to install.
The cross section of each single frame iron core 1 is the polygon of semicircle or external semicircle.
The upper fracture seam 1.3 of all internal layer laminations 1.1 of each single frame iron core 1 is ladder dislocation and arranges.
Left fracture seam 1.4 indentions of all outer lamination 1.2 of each single frame iron core 1 are arranged, and right fracture seam 1.5 indentions of all outer lamination 1.2 of each single frame iron core 1 are arranged.
In the utility model, internal layer lamination 1.1 is tabs form with outer lamination 1.2.
The closed-loop path unshakable in one's determination that each single frame iron core 1 is become with outer lamination 1.2 successively stack through being bent into polygonal internal layer lamination 1.1 by the trapezoidal billot of different in width.
Internal layer lamination 1.1 in the utility model all adopts curve cutting machine, by certain number control techniques, continuous silicon strip is carried out to sawing sheet with outer lamination 1.2, complete the preparation of required ladder material, then adopt the mode of numerical control fixed-length bending and severing that every layer of lamination formed, there is the internal layer lamination 1.1 of upper fracture seam 1.3 as shown in Figure 5; There is the outer lamination 1.2 of left fracture seam 1.4 and right fracture seam 1.5 as shown in Figure 6.
Internal layer lamination 1.1 and the outer lamination 1.2 of bending shape have positioning function, the lamination of the shaping of these different in width is carried out to stack successively according to certain rule, just can form single frame iron core 1 of the present utility model, its core section is the polygon of semicircle or external semicircle, the single frame finished product unshakable in one's determination forming after shaping annealing.
Every one deck internal layer lamination 1.1 of each single frame iron core 1 is only being provided with fracture seam 1.3 in upper yoke portion, and the upper fracture seam 1.3 of adjacent two layers internal layer lamination 1.1 is and shifts to install.And the upper fracture seam 1.3 of all internal layer laminations 1.1 of each single frame iron core 1 is ladder dislocation and arranges.Can make like this volume iron core of single frame fracture Magnetic Performance Core and non-fracture be consistent.All internal layer laminations 1.1 form the inner frame of single frame closed assembly unshakable in one's determination;
The outer lamination 1.2 of every one deck of each single frame iron core 1 is provided with left fracture seam 1.4 on iron core column top, left side near upper yoke position, the outer lamination 1.2 of every one deck of each single frame iron core 1 is provided with right fracture seam 1.5 on iron core column top, right side near upper yoke position, the left fracture seam 1.4 of the outer lamination 1.2 of adjacent two layers is and shifts to install, the right fracture seam 1.5 of the outer lamination 1.2 of adjacent two layers is and shifts to install, as shown in Figure 2.Left fracture seam 1.4 indentions of all outer lamination 1.2 of each single frame iron core 1 are arranged, and right fracture seam 1.5 indentions of all outer lamination 1.2 of each single frame iron core 1 are arranged.Guiding while being conducive to so unshakable in one's determination and coil combination, can conveniently realize the combination in groups of lamination and dock closed assembly, as shown in Figure 3.
Three-phase stereo fracture transformer core of the present utility model is that a kind of single frame iron core 1 by cross section, three identical Ban gardens combines, and three the core limb cross sections of composition that are bolted together are circular three phase transformer fracture iron core, as shown in Figure 1.
Three-phase stereo fracture transformer of the present utility model is when coil and assembling unshakable in one's determination, adopt vertical suit mode, first the outer lamination 1.2 of the first half of three phase transformer fracture iron core is pulled down respectively from seaming zone, internal layer lamination 1.1 is upwards upset from iron yoke portion seaming zone.
Three coils are inserted in respectively after the core limb of three Triangle-Profiles, more all laminations are resetted, its technical process is similar to laminated core, and the three-phase stereo fracture transformer core body after coil and assembling unshakable in one's determination as shown in Figure 1.
Claims (4)
1. a three-phase stereo fracture type volume is unshakable in one's determination, it is characterized in that: it comprises three identical single frames (1) unshakable in one's determination, each single frame (1) unshakable in one's determination is formed by some internal layer laminations (1.1) and the socket of some outer laminations (1.2) order, every one deck internal layer lamination (1.1) of each single frame (1) unshakable in one's determination is only being provided with fracture seam (1.3) in upper yoke portion, the upper fracture seam (1.3) of adjacent two layers internal layer lamination (1.1) is and shifts to install, the outer lamination of every one deck (1.2) of each single frame (1) unshakable in one's determination is provided with left fracture seam (1.4) on iron core column top, left side near upper yoke position, the outer lamination of every one deck (1.2) of each single frame (1) unshakable in one's determination is provided with right fracture seam (1.5) on iron core column top, right side near upper yoke position, the left fracture seam (1.4) of the outer lamination of adjacent two layers (1.2) is and shifts to install, the right fracture seam (1.5) of the outer lamination of adjacent two layers (1.2) is and shifts to install.
2. three-phase stereo fracture type volume as claimed in claim 1 is unshakable in one's determination, it is characterized in that: the polygon that the cross section of each single frame (1) unshakable in one's determination is semicircle or external semicircle.
3. three-phase stereo fracture type volume as claimed in claim 1 is unshakable in one's determination, it is characterized in that: the upper fracture seam (1.3) of all internal layer laminations (1.1) of each single frame (1) unshakable in one's determination is ladder dislocation and arranges.
4. three-phase stereo fracture type volume as claimed in claim 1 is unshakable in one's determination, it is characterized in that: left fracture seam (1.4) the indention setting of all outer lamination (1.2) of each single frame (1) unshakable in one's determination, and right fracture seam (1.5) the indention setting of all outer lamination (1.2) of each single frame (1) unshakable in one's determination.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320320299.XU CN203536171U (en) | 2013-06-04 | 2013-06-04 | Three-phase stereo fracture-type roll iron core |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320320299.XU CN203536171U (en) | 2013-06-04 | 2013-06-04 | Three-phase stereo fracture-type roll iron core |
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| CN203536171U true CN203536171U (en) | 2014-04-09 |
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| CN201320320299.XU Expired - Lifetime CN203536171U (en) | 2013-06-04 | 2013-06-04 | Three-phase stereo fracture-type roll iron core |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103247424A (en) * | 2013-06-04 | 2013-08-14 | 孙晖 | Three-phase stereoscopic fracture-type rolled iron core |
| CN104835630A (en) * | 2015-05-07 | 2015-08-12 | 江苏扬动电气有限公司 | Fold-fin combined wound core |
| CN105469951A (en) * | 2016-02-10 | 2016-04-06 | 齐侠 | Folding type planar one-phase open transformer core |
| CN106298188A (en) * | 2015-06-05 | 2017-01-04 | 齐会南 | Collapsible open delta shaped iron core and technique |
| CN106298187A (en) * | 2015-06-05 | 2017-01-04 | 齐会南 | The single-phase large-scale iron core wound continuously and manufacture method thereof |
| CN106653312A (en) * | 2017-02-22 | 2017-05-10 | 戴芬 | Core and coil of triangular three-dimensional wound core transformer and assembly method for core and coil |
| WO2017214973A1 (en) * | 2016-06-17 | 2017-12-21 | 特变电工智能电气有限责任公司 | Three-phase three-dimensional fracture-type wound iron core and transformer |
-
2013
- 2013-06-04 CN CN201320320299.XU patent/CN203536171U/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103247424A (en) * | 2013-06-04 | 2013-08-14 | 孙晖 | Three-phase stereoscopic fracture-type rolled iron core |
| CN103247424B (en) * | 2013-06-04 | 2015-10-21 | 孙晖 | Three-phase stereo fracture type rewinding material |
| CN104835630A (en) * | 2015-05-07 | 2015-08-12 | 江苏扬动电气有限公司 | Fold-fin combined wound core |
| CN106298188A (en) * | 2015-06-05 | 2017-01-04 | 齐会南 | Collapsible open delta shaped iron core and technique |
| CN106298187A (en) * | 2015-06-05 | 2017-01-04 | 齐会南 | The single-phase large-scale iron core wound continuously and manufacture method thereof |
| CN106298187B (en) * | 2015-06-05 | 2018-01-12 | 齐会南 | The single-phase large-scale iron core and its manufacture method continuously wound |
| CN105469951A (en) * | 2016-02-10 | 2016-04-06 | 齐侠 | Folding type planar one-phase open transformer core |
| WO2017214973A1 (en) * | 2016-06-17 | 2017-12-21 | 特变电工智能电气有限责任公司 | Three-phase three-dimensional fracture-type wound iron core and transformer |
| CN106653312A (en) * | 2017-02-22 | 2017-05-10 | 戴芬 | Core and coil of triangular three-dimensional wound core transformer and assembly method for core and coil |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140409 Effective date of abandoning: 20151021 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |